src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2006 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL4_BUTTONS_GFX_XPOS       44
  51 #define ED_CTRL4_BUTTONS_GFX_YPOS       214
  52 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  53 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  54
  55 #define ED_CTRL1_BUTTON_XSIZE           22
  56 #define ED_CTRL1_BUTTON_YSIZE           22
  57 #define ED_CTRL1_BUTTONS_XPOS           6
  58 #define ED_CTRL1_BUTTONS_YPOS           6
  59 #define ED_CTRL2_BUTTON_XSIZE           30
  60 #define ED_CTRL2_BUTTON_YSIZE           20
  61 #define ED_CTRL2_BUTTONS_XPOS           5
  62 #define ED_CTRL2_BUTTONS_YPOS           99
  63 #define ED_CTRL3_BUTTON_XSIZE           22
  64 #define ED_CTRL3_BUTTON_YSIZE           22
  65 #define ED_CTRL3_BUTTONS_XPOS           6
  66 #define ED_CTRL3_BUTTONS_YPOS           6
  67 #define ED_CTRL4_BUTTON_XSIZE           22
  68 #define ED_CTRL4_BUTTON_YSIZE           22
  69 #define ED_CTRL4_BUTTONS_XPOS           6
  70 #define ED_CTRL4_BUTTONS_YPOS           6
  71
  72 #define ED_CTRL1_BUTTONS_HORIZ          4
  73 #define ED_CTRL1_BUTTONS_VERT           4
  74 #define ED_CTRL2_BUTTONS_HORIZ          3
  75 #define ED_CTRL2_BUTTONS_VERT           2
  76 #define ED_CTRL3_BUTTONS_HORIZ          3
  77 #define ED_CTRL3_BUTTONS_VERT           1
  78 #define ED_CTRL4_BUTTONS_HORIZ          2
  79 #define ED_CTRL4_BUTTONS_VERT           1
  80
  81 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  82 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  83 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  84 #define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
  85 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
  86 #define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
  87 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS +  \
  88                                 ED_NUM_CTRL2_BUTTONS +  \
  89                                 ED_NUM_CTRL3_BUTTONS +  \
  90                                 ED_NUM_CTRL4_BUTTONS)
  91
  92 /* values for the element list */
  93 #define ED_ELEMENTLIST_XPOS             5
  94 #define ED_ELEMENTLIST_YPOS             30
  95 #define ED_ELEMENTLIST_XSIZE            20
  96 #define ED_ELEMENTLIST_YSIZE            20
  97 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  98 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  99 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
 100                                          ED_ELEMENTLIST_BUTTONS_VERT)
 101
 102 /* standard distances */
 103 #define ED_BORDER_SIZE                  3
 104 #define ED_BORDER_TEXT_XSIZE            5
 105 #define ED_BORDER_AREA_YSIZE            1
 106
 107 #define ED_GADGET_DISTANCE              2
 108 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
 109 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE +      \
 110                                          MINI_TILEX / 2)
 111
 112 /* values for the settings windows */
 113 #define ED_LEVEL_SETTINGS_XSTART        (3 * MINI_TILEX / 2)
 114 #define ED_LEVEL_SETTINGS_YSTART        (5 * MINI_TILEY)
 115
 116 #define ED_ELEMENT_SETTINGS_XSTART      (3 * MINI_TILEX / 2)
 117 #define ED_ELEMENT_SETTINGS_YSTART      (10 * MINI_TILEY)
 118
 119 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE +         \
 120                                          2 * ED_GADGET_DISTANCE)
 121
 122 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 123 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 124
 125 #define ED_LEVEL_SETTINGS_XPOS(n)       (ED_LEVEL_SETTINGS_XSTART +     \
 126                                          (n) * ED_SETTINGS_XOFFSET)
 127 #define ED_LEVEL_SETTINGS_YPOS(n)       (ED_LEVEL_SETTINGS_YSTART +     \
 128                                          (n) * ED_SETTINGS_YOFFSET)
 129
 130 #define ED_ELEMENT_SETTINGS_XPOS(n)     (ED_ELEMENT_SETTINGS_XSTART +   \
 131                                          (n) * ED_SETTINGS_XOFFSET)
 132 #define ED_ELEMENT_SETTINGS_YPOS(n)     (ED_ELEMENT_SETTINGS_YSTART +   \
 133                                          (n) * ED_SETTINGS_YOFFSET)
 134
 135 #define ED_SETTINGS1_YPOS               MINI_TILEY
 136 #define ED_SETTINGS2_XPOS               MINI_TILEX
 137 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 138
 139 /* values for counter gadgets */
 140 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 141 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 142 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART +            \
 143                                          (n) * ED_COUNTER_YDISTANCE)
 144 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART +            \
 145                                          (n) * ED_COUNTER_YDISTANCE - 2)
 146
 147 /* values for element content drawing areas */
 148 #define ED_AREA_1X1_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 149 #define ED_AREA_1X1_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 150                                          ED_GADGET_DISTANCE)
 151
 152 #define ED_AREA_3X3_SETTINGS_XPOS(n)    (ED_ELEMENT_SETTINGS_XPOS(n))
 153 #define ED_AREA_3X3_SETTINGS_YPOS(n)    (ED_ELEMENT_SETTINGS_YPOS(n) +  \
 154                                          ED_GADGET_DISTANCE - MINI_TILEY)
 155
 156 /* yamyam content */
 157 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX +               \
 158                                          5 * ((n) % 4) * MINI_TILEX)
 159 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (11 * ED_SETTINGS_YOFFSET +     \
 160                                          6 * ((n) / 4) * MINI_TILEY)
 161
 162 /* magic ball content */
 163 #define ED_AREA_MAGIC_BALL_CONTENT_XPOS(n) (2 * MINI_TILEX +            \
 164                                             5 * ((n) % 4) * MINI_TILEX)
 165 #define ED_AREA_MAGIC_BALL_CONTENT_YPOS(n) (12 * ED_SETTINGS_YOFFSET +  \
 166                                             6 * ((n) / 4) * MINI_TILEY)
 167
 168 /* values for scrolling gadgets for drawing area */
 169 #define ED_SCROLLBUTTON_XPOS            24
 170 #define ED_SCROLLBUTTON_YPOS            0
 171 #define ED_SCROLLBAR_XPOS               24
 172 #define ED_SCROLLBAR_YPOS               64
 173
 174 #define ED_SCROLLBUTTON_XSIZE           16
 175 #define ED_SCROLLBUTTON_YSIZE           16
 176
 177 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 178 #define ED_SCROLL_UP_YPOS               (0)
 179 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 180 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 181 #define ED_SCROLL_LEFT_XPOS             (0)
 182 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 183 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 184 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 185 #define ED_SCROLL_HORIZONTAL_XPOS       (ED_SCROLL_LEFT_XPOS +          \
 186                                          ED_SCROLLBUTTON_XSIZE)
 187 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 188 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 189 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 190 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 191 #define ED_SCROLL_VERTICAL_YPOS         (ED_SCROLL_UP_YPOS +            \
 192                                          ED_SCROLLBUTTON_YSIZE)
 193 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 194 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 195
 196 /* values for scrolling gadgets for element list */
 197 #define ED_SCROLLBUTTON2_XPOS           50
 198 #define ED_SCROLLBUTTON2_YPOS           0
 199 #define ED_SCROLLBAR2_XPOS              50
 200 #define ED_SCROLLBAR2_YPOS              20
 201
 202 #define ED_SCROLLBUTTON2_XSIZE          10
 203 #define ED_SCROLLBUTTON2_YSIZE          10
 204
 205 #define ED_SCROLL2_UP_XPOS              85
 206 #define ED_SCROLL2_UP_YPOS              30
 207 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 208 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS +           \
 209                                          ED_ELEMENTLIST_BUTTONS_VERT *  \
 210                                          ED_ELEMENTLIST_YSIZE -         \
 211                                          ED_SCROLLBUTTON2_YSIZE)
 212 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 213 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS +           \
 214                                          ED_SCROLLBUTTON2_YSIZE)
 215 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 216 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT *  \
 217                                          ED_ELEMENTLIST_YSIZE -         \
 218                                          2 * ED_SCROLLBUTTON2_YSIZE)
 219
 220 /* values for checkbutton gadgets */
 221 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 222 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 223 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 224 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 225 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 226 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 227 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 228
 229 /* values for some special graphic buttons */
 230 #define ED_COPY_CHANGE_PAGE_XPOS        25
 231 #define ED_COPY_CHANGE_PAGE_YPOS        50
 232 #define ED_PASTE_CHANGE_PAGE_XPOS       25
 233 #define ED_PASTE_CHANGE_PAGE_YPOS       70
 234
 235 /* some values for text input, selectbox and counter gadgets */
 236 #define ED_BUTTON_COUNT_YPOS            60
 237 #define ED_BUTTON_COUNT_XSIZE           20
 238 #define ED_BUTTON_COUNT_YSIZE           20
 239 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 240 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 241 #define ED_WIN_COUNT_XSIZE              52
 242 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 243 #define ED_WIN_COUNT2_XPOS              27
 244 #define ED_WIN_COUNT2_YPOS              3
 245 #define ED_WIN_COUNT2_XSIZE             46
 246 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 247
 248 #define ED_BUTTON_MINUS_XPOS            2
 249 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 250 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 251 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 252 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS +            \
 253                                          ED_WIN_COUNT_XSIZE + 2)
 254 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 255 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 256 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 257
 258 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 259 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS +            \
 260                                          2 + ED_WIN_COUNT_YSIZE)
 261 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 262 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_BUTTON_XSIZE       14
 265
 266 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 267 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS +            \
 268                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 269 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 270
 271 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 272 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS +            \
 273                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 274 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS +            \
 275                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 276
 277 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 278 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 279
 280 /* values for ClearEditorGadgetInfoText() and HandleEditorGadgetInfoText() */
 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 gadget identifiers */
 328 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 27)
 329
 330 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 331 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 332 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 333 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 334 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 335 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 336 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 337 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 338 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 339 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 340 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 341 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 342 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 343 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 344 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 345 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 346 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 347 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 348 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 349 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 350 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 351 #define GADGET_ID_ELEMENT_VALUE1_DOWN   (GADGET_ID_COUNTER_FIRST + 21)
 352 #define GADGET_ID_ELEMENT_VALUE1_TEXT   (GADGET_ID_COUNTER_FIRST + 22)
 353 #define GADGET_ID_ELEMENT_VALUE1_UP     (GADGET_ID_COUNTER_FIRST + 23)
 354 #define GADGET_ID_ELEMENT_VALUE2_DOWN   (GADGET_ID_COUNTER_FIRST + 24)
 355 #define GADGET_ID_ELEMENT_VALUE2_TEXT   (GADGET_ID_COUNTER_FIRST + 25)
 356 #define GADGET_ID_ELEMENT_VALUE2_UP     (GADGET_ID_COUNTER_FIRST + 26)
 357 #define GADGET_ID_ELEMENT_VALUE3_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 358 #define GADGET_ID_ELEMENT_VALUE3_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 359 #define GADGET_ID_ELEMENT_VALUE3_UP     (GADGET_ID_COUNTER_FIRST + 29)
 360 #define GADGET_ID_ELEMENT_VALUE4_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 361 #define GADGET_ID_ELEMENT_VALUE4_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 362 #define GADGET_ID_ELEMENT_VALUE4_UP     (GADGET_ID_COUNTER_FIRST + 32)
 363 #define GADGET_ID_YAMYAM_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 33)
 364 #define GADGET_ID_YAMYAM_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 34)
 365 #define GADGET_ID_YAMYAM_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 35)
 366 #define GADGET_ID_BALL_CONTENT_DOWN     (GADGET_ID_COUNTER_FIRST + 36)
 367 #define GADGET_ID_BALL_CONTENT_TEXT     (GADGET_ID_COUNTER_FIRST + 37)
 368 #define GADGET_ID_BALL_CONTENT_UP       (GADGET_ID_COUNTER_FIRST + 38)
 369 #define GADGET_ID_ANDROID_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 39)
 370 #define GADGET_ID_ANDROID_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 40)
 371 #define GADGET_ID_ANDROID_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 41)
 372 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 373 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 374 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 44)
 375 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 376 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 377 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 47)
 378 #define GADGET_ID_INVENTORY_SIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 379 #define GADGET_ID_INVENTORY_SIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 380 #define GADGET_ID_INVENTORY_SIZE_UP     (GADGET_ID_COUNTER_FIRST + 50)
 381 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 51)
 382 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 52)
 383 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 53)
 384 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 54)
 385 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 55)
 386 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 56)
 387 #define GADGET_ID_CUSTOM_VALUE_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 388 #define GADGET_ID_CUSTOM_VALUE_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 389 #define GADGET_ID_CUSTOM_VALUE_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 390 #define GADGET_ID_CUSTOM_VALUE_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 391 #define GADGET_ID_CUSTOM_VALUE_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 392 #define GADGET_ID_CUSTOM_VALUE_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 393 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 63)
 394 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 64)
 395 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 65)
 396 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 66)
 397 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 67)
 398 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 68)
 399 #define GADGET_ID_DROP_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 69)
 400 #define GADGET_ID_DROP_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 70)
 401 #define GADGET_ID_DROP_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 71)
 402 #define GADGET_ID_DROP_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
 403 #define GADGET_ID_DROP_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
 404 #define GADGET_ID_DROP_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 74)
 405 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 75)
 406 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 76)
 407 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 77)
 408 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 78)
 409 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 79)
 410 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 80)
 411 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 81)
 412 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 82)
 413 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 83)
 414 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 84)
 415 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 85)
 416 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 86)
 417 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 87)
 418 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 88)
 419 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 89)
 420 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 90)
 421 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 91)
 422 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 92)
 423 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 93)
 424 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 94)
 425 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 95)
 426 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 96)
 427 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 97)
 428 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 98)
 429
 430 /* drawing area identifiers */
 431 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 99)
 432
 433 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 434 #define GADGET_ID_YAMYAM_CONTENT_0      (GADGET_ID_DRAWING_AREA_FIRST + 1)
 435 #define GADGET_ID_YAMYAM_CONTENT_1      (GADGET_ID_DRAWING_AREA_FIRST + 2)
 436 #define GADGET_ID_YAMYAM_CONTENT_2      (GADGET_ID_DRAWING_AREA_FIRST + 3)
 437 #define GADGET_ID_YAMYAM_CONTENT_3      (GADGET_ID_DRAWING_AREA_FIRST + 4)
 438 #define GADGET_ID_YAMYAM_CONTENT_4      (GADGET_ID_DRAWING_AREA_FIRST + 5)
 439 #define GADGET_ID_YAMYAM_CONTENT_5      (GADGET_ID_DRAWING_AREA_FIRST + 6)
 440 #define GADGET_ID_YAMYAM_CONTENT_6      (GADGET_ID_DRAWING_AREA_FIRST + 7)
 441 #define GADGET_ID_YAMYAM_CONTENT_7      (GADGET_ID_DRAWING_AREA_FIRST + 8)
 442 #define GADGET_ID_MAGIC_BALL_CONTENT_0  (GADGET_ID_DRAWING_AREA_FIRST + 9)
 443 #define GADGET_ID_MAGIC_BALL_CONTENT_1  (GADGET_ID_DRAWING_AREA_FIRST + 10)
 444 #define GADGET_ID_MAGIC_BALL_CONTENT_2  (GADGET_ID_DRAWING_AREA_FIRST + 11)
 445 #define GADGET_ID_MAGIC_BALL_CONTENT_3  (GADGET_ID_DRAWING_AREA_FIRST + 12)
 446 #define GADGET_ID_MAGIC_BALL_CONTENT_4  (GADGET_ID_DRAWING_AREA_FIRST + 13)
 447 #define GADGET_ID_MAGIC_BALL_CONTENT_5  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 448 #define GADGET_ID_MAGIC_BALL_CONTENT_6  (GADGET_ID_DRAWING_AREA_FIRST + 15)
 449 #define GADGET_ID_MAGIC_BALL_CONTENT_7  (GADGET_ID_DRAWING_AREA_FIRST + 16)
 450 #define GADGET_ID_ANDROID_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 17)
 451 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 18)
 452 #define GADGET_ID_START_ELEMENT         (GADGET_ID_DRAWING_AREA_FIRST + 19)
 453 #define GADGET_ID_ARTWORK_ELEMENT       (GADGET_ID_DRAWING_AREA_FIRST + 20)
 454 #define GADGET_ID_EXPLOSION_ELEMENT     (GADGET_ID_DRAWING_AREA_FIRST + 21)
 455 #define GADGET_ID_INVENTORY_CONTENT     (GADGET_ID_DRAWING_AREA_FIRST + 22)
 456 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 23)
 457 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 24)
 458 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 25)
 459 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 26)
 460 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 27)
 461 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 28)
 462 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 29)
 463 #define GADGET_ID_CUSTOM_CHANGE_ACTION  (GADGET_ID_DRAWING_AREA_FIRST + 30)
 464 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 31)
 465 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 32)
 466
 467 /* text input identifiers */
 468 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 33)
 469
 470 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 471 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 472 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 473
 474 /* text area identifiers */
 475 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 476
 477 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 478
 479 /* selectbox identifiers */
 480 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 481
 482 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 483 #define GADGET_ID_GAME_ENGINE_TYPE      (GADGET_ID_SELECTBOX_FIRST + 1)
 484 #define GADGET_ID_WIND_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 2)
 485 #define GADGET_ID_PLAYER_SPEED          (GADGET_ID_SELECTBOX_FIRST + 3)
 486 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 4)
 487 #define GADGET_ID_CUSTOM_EXPLOSION_TYPE (GADGET_ID_SELECTBOX_FIRST + 5)
 488 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 6)
 489 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 7)
 490 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 8)
 491 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 9)
 492 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 10)
 493 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 11)
 494 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 12)
 495 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 13)
 496 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 14)
 497 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 15)
 498 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 16)
 499 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 17)
 500 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 18)
 501 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 19)
 502 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 20)
 503 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 21)
 504 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 22)
 505 #define GADGET_ID_CHANGE_REPLACE_WHEN   (GADGET_ID_SELECTBOX_FIRST + 23)
 506 #define GADGET_ID_ACTION_TYPE           (GADGET_ID_SELECTBOX_FIRST + 24)
 507 #define GADGET_ID_ACTION_MODE           (GADGET_ID_SELECTBOX_FIRST + 25)
 508 #define GADGET_ID_ACTION_ARG            (GADGET_ID_SELECTBOX_FIRST + 26)
 509 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 27)
 510 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 28)
 511
 512 /* textbutton identifiers */
 513 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 29)
 514
 515 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 516 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 517 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 518 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 519 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 520 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 521 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 522 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 523
 524 /* graphicbutton identifiers */
 525 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 526
 527 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 528 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 529 #define GADGET_ID_COPY_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 530 #define GADGET_ID_PASTE_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 531
 532 /* gadgets for scrolling of drawing area */
 533 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 534
 535 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 536 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 537 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 538 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 539 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 540 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 541
 542 /* gadgets for scrolling element list */
 543 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 544
 545 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 546 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 547 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 548
 549 /* checkbuttons/radiobuttons for level/element properties */
 550 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 551
 552 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 553 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 554 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 555 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 3)
 556 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 4)
 557 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 5)
 558 #define GADGET_ID_USE_TIME_ORB_BUG      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 559 #define GADGET_ID_RANDOM_BALL_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 7)
 560 #define GADGET_ID_INITIAL_BALL_STATE    (GADGET_ID_CHECKBUTTON_FIRST + 8)
 561 #define GADGET_ID_GROW_INTO_DIGGABLE    (GADGET_ID_CHECKBUTTON_FIRST + 9)
 562 #define GADGET_ID_CONTINUOUS_SNAPPING   (GADGET_ID_CHECKBUTTON_FIRST + 10)
 563 #define GADGET_ID_BLOCK_SNAP_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 11)
 564 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 12)
 565 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 13)
 566 #define GADGET_ID_INSTANT_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 14)
 567 #define GADGET_ID_SHIFTED_RELOCATION    (GADGET_ID_CHECKBUTTON_FIRST + 15)
 568 #define GADGET_ID_USE_START_ELEMENT     (GADGET_ID_CHECKBUTTON_FIRST + 16)
 569 #define GADGET_ID_USE_ARTWORK_ELEMENT   (GADGET_ID_CHECKBUTTON_FIRST + 17)
 570 #define GADGET_ID_USE_EXPLOSION_ELEMENT (GADGET_ID_CHECKBUTTON_FIRST + 18)
 571 #define GADGET_ID_INITIAL_GRAVITY       (GADGET_ID_CHECKBUTTON_FIRST + 19)
 572 #define GADGET_ID_USE_INITIAL_INVENTORY (GADGET_ID_CHECKBUTTON_FIRST + 20)
 573 #define GADGET_ID_CAN_PASS_TO_WALKABLE  (GADGET_ID_CHECKBUTTON_FIRST + 21)
 574 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 22)
 575 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 23)
 576 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 24)
 577 #define GADGET_ID_ENVELOPE_AUTOWRAP     (GADGET_ID_CHECKBUTTON_FIRST + 25)
 578 #define GADGET_ID_ENVELOPE_CENTERED     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 579 #define GADGET_ID_CUSTOM_INDESTRUCTIBLE (GADGET_ID_CHECKBUTTON_FIRST + 27)
 580 #define GADGET_ID_CUSTOM_CAN_EXPLODE    (GADGET_ID_CHECKBUTTON_FIRST + 28)
 581 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 29)
 582 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 30)
 583 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 31)
 584 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 32)
 585 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 33)
 586 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 34)
 587 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 35)
 588 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 36)
 589 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 37)
 590 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 38)
 591 #define GADGET_ID_CUSTOM_GRAV_REACHABLE (GADGET_ID_CHECKBUTTON_FIRST + 39)
 592 #define GADGET_ID_CUSTOM_USE_LAST_VALUE (GADGET_ID_CHECKBUTTON_FIRST + 40)
 593 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 41)
 594 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 42)
 595 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 43)
 596 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 44)
 597 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 45)
 598 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 46)
 599 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 47)
 600 #define GADGET_ID_CHANGE_HAS_ACTION     (GADGET_ID_CHECKBUTTON_FIRST + 48)
 601 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 49)
 602 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 50)
 603 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 51)
 604
 605 /* gadgets for buttons in element list */
 606 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 52)
 607 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 608                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 609
 610 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 611
 612 /* radio button numbers */
 613 #define RADIO_NR_NONE                   0
 614 #define RADIO_NR_DRAWING_TOOLBOX        1
 615 #define RADIO_NR_RANDOM_ELEMENTS        2
 616
 617 /* values for counter gadgets */
 618 #define ED_COUNTER_ID_SELECT_LEVEL      0
 619 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 620 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 621 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 622 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 623 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 624 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 625 #define ED_COUNTER_ID_ELEMENT_VALUE1    7
 626 #define ED_COUNTER_ID_ELEMENT_VALUE2    8
 627 #define ED_COUNTER_ID_ELEMENT_VALUE3    9
 628 #define ED_COUNTER_ID_ELEMENT_VALUE4    10
 629 #define ED_COUNTER_ID_YAMYAM_CONTENT    11
 630 #define ED_COUNTER_ID_BALL_CONTENT      12
 631 #define ED_COUNTER_ID_ANDROID_CONTENT   13
 632 #define ED_COUNTER_ID_ENVELOPE_XSIZE    14
 633 #define ED_COUNTER_ID_ENVELOPE_YSIZE    15
 634 #define ED_COUNTER_ID_INVENTORY_SIZE    16
 635 #define ED_COUNTER_ID_CUSTOM_SCORE      17
 636 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   18
 637 #define ED_COUNTER_ID_CUSTOM_VALUE_FIX  19
 638 #define ED_COUNTER_ID_CUSTOM_VALUE_RND  20
 639 #define ED_COUNTER_ID_PUSH_DELAY_FIX    21
 640 #define ED_COUNTER_ID_PUSH_DELAY_RND    22
 641 #define ED_COUNTER_ID_DROP_DELAY_FIX    23
 642 #define ED_COUNTER_ID_DROP_DELAY_RND    24
 643 #define ED_COUNTER_ID_MOVE_DELAY_FIX    25
 644 #define ED_COUNTER_ID_MOVE_DELAY_RND    26
 645 #define ED_COUNTER_ID_EXPLOSION_DELAY   27
 646 #define ED_COUNTER_ID_IGNITION_DELAY    28
 647 #define ED_COUNTER_ID_GROUP_CONTENT     29
 648 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  30
 649 #define ED_COUNTER_ID_CHANGE_DELAY_RND  31
 650 #define ED_COUNTER_ID_CHANGE_CONT_RND   32
 651
 652 #define ED_NUM_COUNTERBUTTONS           33
 653
 654 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 655 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 656
 657 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 658 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_DROP_DELAY_RND
 659 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_MOVE_DELAY_FIX
 660 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 661 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 662 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 663
 664 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 665 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 666
 667 /* values for scrollbutton gadgets */
 668 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 669 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 670 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 671 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 672 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 673 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 674
 675 #define ED_NUM_SCROLLBUTTONS            6
 676
 677 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 678 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 679
 680 /* values for scrollbar gadgets */
 681 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 682 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 683 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 684
 685 #define ED_NUM_SCROLLBARS               3
 686
 687 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 688 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 689
 690 /* values for text input gadgets */
 691 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 692 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 693 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 694
 695 #define ED_NUM_TEXTINPUT                3
 696
 697 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 698 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 699
 700 /* values for text area gadgets */
 701 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 702
 703 #define ED_NUM_TEXTAREAS                        1
 704
 705 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 706 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 707
 708 /* values for selectbox gadgets */
 709 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 710 #define ED_SELECTBOX_ID_GAME_ENGINE_TYPE        1
 711 #define ED_SELECTBOX_ID_WIND_DIRECTION          2
 712 #define ED_SELECTBOX_ID_PLAYER_SPEED            3
 713 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      4
 714 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     5
 715 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 6
 716 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 7
 717 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   8
 718 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     9
 719 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   10
 720 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    11
 721 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  12
 722 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    13
 723 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    14
 724 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       15
 725 #define ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE   16
 726 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       17
 727 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    18
 728 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     19
 729 #define ED_SELECTBOX_ID_CHANGE_SIDE             20
 730 #define ED_SELECTBOX_ID_CHANGE_PLAYER           21
 731 #define ED_SELECTBOX_ID_CHANGE_PAGE             22
 732 #define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN     23
 733 #define ED_SELECTBOX_ID_ACTION_TYPE             24
 734 #define ED_SELECTBOX_ID_ACTION_MODE             25
 735 #define ED_SELECTBOX_ID_ACTION_ARG              26
 736 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      27
 737 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       28
 738
 739 #define ED_NUM_SELECTBOX                        29
 740
 741 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 742 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_WIND_DIRECTION
 743
 744 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 745 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION
 746 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN
 747 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_EXPLOSION_TYPE
 748 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 749 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 750
 751 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 752 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 753
 754 /* values for textbutton gadgets */
 755 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 756 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 757 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 758 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 759 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 760 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 761 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 762 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 763
 764 #define ED_NUM_TEXTBUTTONS                      8
 765
 766 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 767 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 768
 769 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 770 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 771
 772 /* values for graphicbutton gadgets */
 773 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 774 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 775 #define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE    2
 776 #define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE   3
 777
 778 #define ED_NUM_GRAPHICBUTTONS                   4
 779
 780 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 781 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 782
 783 /* values for checkbutton gadgets */
 784 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     0
 785 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         1
 786 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      2
 787 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        3
 788 #define ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG      4
 789 #define ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT   5
 790 #define ED_CHECKBUTTON_ID_INITIAL_BALL_STATE    6
 791 #define ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE    7
 792 #define ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING   8
 793 #define ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD      9
 794 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      10
 795 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   11
 796 #define ED_CHECKBUTTON_ID_INSTANT_RELOCATION    12
 797 #define ED_CHECKBUTTON_ID_SHIFTED_RELOCATION    13
 798 #define ED_CHECKBUTTON_ID_USE_START_ELEMENT     14
 799 #define ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT   15
 800 #define ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT 16
 801 #define ED_CHECKBUTTON_ID_INITIAL_GRAVITY       17
 802 #define ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY 18
 803 #define ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE  19
 804 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    20
 805 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    21
 806 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     22
 807 #define ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP     23
 808 #define ED_CHECKBUTTON_ID_ENVELOPE_CENTERED     24
 809 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    25
 810 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   26
 811 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     27
 812 #define ED_CHECKBUTTON_ID_CUSTOM_GRAV_REACHABLE 28
 813 #define ED_CHECKBUTTON_ID_CUSTOM_USE_LAST_VALUE 29
 814 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 30
 815 #define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE 31
 816 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       32
 817 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       33
 818 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      34
 819 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       35
 820 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         36
 821 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_EXPLODE    37
 822 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   38
 823 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  39
 824 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 40
 825 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     41
 826 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          42
 827 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  43
 828 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   44
 829 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  45
 830 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    46
 831 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  47
 832 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     48
 833 #define ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION     49
 834
 835 #define ED_NUM_CHECKBUTTONS                     50
 836
 837 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 838 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 839
 840 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 841 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
 842 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
 843 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 844 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 845 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 846
 847 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 848 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_HAS_ACTION
 849
 850 /* values for radiobutton gadgets */
 851 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 852 #define ED_RADIOBUTTON_ID_QUANTITY      1
 853
 854 #define ED_NUM_RADIOBUTTONS             2
 855
 856 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 857 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 858
 859 /* values for drawing area gadgets */
 860 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 861 #define ED_DRAWING_ID_YAMYAM_CONTENT_0          1
 862 #define ED_DRAWING_ID_YAMYAM_CONTENT_1          2
 863 #define ED_DRAWING_ID_YAMYAM_CONTENT_2          3
 864 #define ED_DRAWING_ID_YAMYAM_CONTENT_3          4
 865 #define ED_DRAWING_ID_YAMYAM_CONTENT_4          5
 866 #define ED_DRAWING_ID_YAMYAM_CONTENT_5          6
 867 #define ED_DRAWING_ID_YAMYAM_CONTENT_6          7
 868 #define ED_DRAWING_ID_YAMYAM_CONTENT_7          8
 869 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_0      9
 870 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_1      10
 871 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_2      11
 872 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_3      12
 873 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_4      13
 874 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_5      14
 875 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_6      15
 876 #define ED_DRAWING_ID_MAGIC_BALL_CONTENT_7      16
 877 #define ED_DRAWING_ID_ANDROID_CONTENT           17
 878 #define ED_DRAWING_ID_AMOEBA_CONTENT            18
 879 #define ED_DRAWING_ID_START_ELEMENT             19
 880 #define ED_DRAWING_ID_ARTWORK_ELEMENT           20
 881 #define ED_DRAWING_ID_EXPLOSION_ELEMENT         21
 882 #define ED_DRAWING_ID_INVENTORY_CONTENT         22
 883 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            23
 884 #define ED_DRAWING_ID_CUSTOM_CONTENT            24
 885 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         25
 886 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         26
 887 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      27
 888 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     28
 889 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     29
 890 #define ED_DRAWING_ID_CUSTOM_CHANGE_ACTION      30
 891 #define ED_DRAWING_ID_GROUP_CONTENT             31
 892 #define ED_DRAWING_ID_RANDOM_BACKGROUND         32
 893
 894 #define ED_NUM_DRAWING_AREAS                    33
 895
 896
 897 /*
 898   -----------------------------------------------------------------------------
 899   some internally used definitions
 900   -----------------------------------------------------------------------------
 901 */
 902
 903 /* values for CopyLevelToUndoBuffer() */
 904 #define UNDO_IMMEDIATE                  0
 905 #define UNDO_ACCUMULATE                 1
 906
 907 /* values for scrollbars */
 908 #define ED_SCROLL_NO                    0
 909 #define ED_SCROLL_LEFT                  1
 910 #define ED_SCROLL_RIGHT                 2
 911 #define ED_SCROLL_UP                    4
 912 #define ED_SCROLL_DOWN                  8
 913
 914 /* screens in the level editor */
 915 #define ED_MODE_DRAWING                 0
 916 #define ED_MODE_INFO                    1
 917 #define ED_MODE_PROPERTIES              2
 918
 919 /* sub-screens in the element properties section */
 920 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 921 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 922 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 923 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 924 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 925
 926 /* how many steps can be cancelled */
 927 #define NUM_UNDO_STEPS                  (10 + 1)
 928
 929 /* values for elements with score for certain actions */
 930 #define MIN_SCORE                       0
 931 #define MAX_SCORE                       999
 932
 933 /* values for elements with count for collecting */
 934 #define MIN_COLLECT_COUNT               0
 935 #define MAX_COLLECT_COUNT               999
 936
 937 /* values for random placement */
 938 #define RANDOM_USE_PERCENTAGE           0
 939 #define RANDOM_USE_QUANTITY             1
 940
 941 /* maximal size of level editor drawing area */
 942 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 943 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 944
 945
 946 /*
 947   -----------------------------------------------------------------------------
 948   some internally used data structure definitions
 949   -----------------------------------------------------------------------------
 950 */
 951
 952 static struct
 953 {
 954   char shortcut;
 955   char *text;
 956 } control_info[ED_NUM_CTRL_BUTTONS] =
 957 {
 958   /* note: some additional characters are already reserved for "cheat mode"
 959      shortcuts (":XYZ" style) -- for details, see "events.c" */
 960
 961   { 's',        "draw single items"                     },
 962   { 'd',        "draw connected items"                  },
 963   { 'l',        "draw lines"                            },
 964   { 'a',        "draw arcs"                             },
 965   { 'r',        "draw outline rectangles"               },
 966   { 'R',        "draw filled rectangles"                },
 967   { '\0',       "wrap (rotate) level up"                },
 968   { 't',        "enter text elements"                   },
 969   { 'f',        "flood fill"                            },
 970   { '\0',       "wrap (rotate) level left"              },
 971   { '?',        "properties of drawing element"         },
 972   { '\0',       "wrap (rotate) level right"             },
 973   { '\0',       "random element placement"              },
 974   { 'b',        "grab brush"                            },
 975   { '\0',       "wrap (rotate) level down"              },
 976   { ',',        "pick drawing element"                  },
 977
 978   { 'U',        "undo last operation"                   },
 979   { 'I',        "level properties"                      },
 980   { 'S',        "save level"                            },
 981   { 'C',        "clear level"                           },
 982   { 'T',        "test level"                            },
 983   { 'E',        "exit level editor"                     },
 984
 985   { '\0',       "copy settings from other element"      },
 986   { '\0',       "copy settings to other element"        },
 987   { '\0',       "exchange element with other element"   },
 988
 989   { '\0',       "copy settings from this element"       },
 990   { '\0',       "paste settings to this element"        },
 991 };
 992
 993 static int random_placement_value = 10;
 994 static int random_placement_method = RANDOM_USE_QUANTITY;
 995 static int random_placement_background_element = EL_SAND;
 996 static boolean random_placement_background_restricted = FALSE;
 997 static boolean stick_element_properties_window = FALSE;
 998 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 999 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
1000 static struct ElementChangeInfo custom_element_change;
1001 static struct ElementGroupInfo group_element_info;
1002 static struct ElementInfo custom_element;
1003
1004 static struct
1005 {
1006   int x, y;
1007   int min_value, max_value;
1008   int gadget_id_down, gadget_id_up;
1009   int gadget_id_text;
1010   int gadget_id_align;
1011   int *value;
1012   char *text_above, *text_left, *text_right;
1013 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
1014 {
1015   /* ---------- current level number --------------------------------------- */
1016
1017   {
1018     DX + 5 - SX,                        DY + 3 - SY,
1019     1,                                  100,
1020     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
1021     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
1022     &level_nr,
1023     NULL,                               NULL, NULL
1024   },
1025
1026   /* ---------- level and editor settings ---------------------------------- */
1027
1028   {
1029     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(4),
1030     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
1031     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
1032     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
1033     &level.fieldx,
1034     "playfield size:",                  NULL, "width",
1035   },
1036   {
1037     -1,                                 ED_LEVEL_SETTINGS_YPOS(4),
1038     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
1039     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
1040     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
1041     &level.fieldy,
1042     NULL,                               " ", "height",
1043   },
1044   {
1045     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(5),
1046     0,                                  999,
1047     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
1048     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
1049     &level.gems_needed,
1050     NULL, "number of gems to collect:", NULL
1051   },
1052   {
1053     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(7),
1054     0,                                  9999,
1055     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
1056     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
1057     &level.time,
1058     "time or step limit to solve level:", NULL, NULL
1059   },
1060   {
1061     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(9),
1062     0,                                  999,
1063     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
1064     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
1065     &level.score[SC_TIME_BONUS],
1066     "score for each second/step left:", NULL, NULL
1067   },
1068   {
1069     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(8),
1070     1,                                  100,
1071     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
1072     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
1073     &random_placement_value,
1074     "random element placement:",        NULL, "in"
1075   },
1076
1077   /* ---------- element settings: configure (various elements) ------------- */
1078
1079   {
1080     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1081     MIN_SCORE,                          MAX_SCORE,
1082     GADGET_ID_ELEMENT_VALUE1_DOWN,      GADGET_ID_ELEMENT_VALUE1_UP,
1083     GADGET_ID_ELEMENT_VALUE1_TEXT,      GADGET_ID_NONE,
1084     NULL,                               /* will be set when used */
1085     NULL,                               NULL, NULL
1086   },
1087   {
1088     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
1089     MIN_SCORE,                          MAX_SCORE,
1090     GADGET_ID_ELEMENT_VALUE2_DOWN,      GADGET_ID_ELEMENT_VALUE2_UP,
1091     GADGET_ID_ELEMENT_VALUE2_TEXT,      GADGET_ID_NONE,
1092     NULL,                               /* will be set when used */
1093     NULL,                               NULL, NULL
1094   },
1095   {
1096     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1097     MIN_SCORE,                          MAX_SCORE,
1098     GADGET_ID_ELEMENT_VALUE3_DOWN,      GADGET_ID_ELEMENT_VALUE3_UP,
1099     GADGET_ID_ELEMENT_VALUE3_TEXT,      GADGET_ID_NONE,
1100     NULL,                               /* will be set when used */
1101     NULL,                               NULL, NULL
1102   },
1103   {
1104     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1105     MIN_SCORE,                          MAX_SCORE,
1106     GADGET_ID_ELEMENT_VALUE4_DOWN,      GADGET_ID_ELEMENT_VALUE4_UP,
1107     GADGET_ID_ELEMENT_VALUE4_TEXT,      GADGET_ID_NONE,
1108     NULL,                               /* will be set when used */
1109     NULL,                               NULL, NULL
1110   },
1111   {
1112     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1113     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1114     GADGET_ID_YAMYAM_CONTENT_DOWN,      GADGET_ID_YAMYAM_CONTENT_UP,
1115     GADGET_ID_YAMYAM_CONTENT_TEXT,      GADGET_ID_NONE,
1116     &level.num_yamyam_contents,
1117     NULL,                               NULL, "number of content areas"
1118   },
1119   {
1120     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1121     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
1122     GADGET_ID_BALL_CONTENT_DOWN,        GADGET_ID_BALL_CONTENT_UP,
1123     GADGET_ID_BALL_CONTENT_TEXT,        GADGET_ID_NONE,
1124     &level.num_ball_contents,
1125     NULL,                               NULL, "number of content areas"
1126   },
1127   {
1128     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
1129     MIN_ANDROID_ELEMENTS,               MAX_ANDROID_ELEMENTS,
1130     GADGET_ID_ANDROID_CONTENT_DOWN,     GADGET_ID_ANDROID_CONTENT_UP,
1131     GADGET_ID_ANDROID_CONTENT_TEXT,     GADGET_ID_NONE,
1132     &level.num_android_clone_elements,
1133     NULL,                               NULL, "number of clonable elements"
1134   },
1135   {
1136     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
1137     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
1138     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
1139     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
1140     NULL,                               /* will be set when used */
1141     NULL,                               NULL, "width",
1142   },
1143   {
1144     -1,                                 ED_ELEMENT_SETTINGS_YPOS(0),
1145     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
1146     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
1147     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
1148     NULL,                               /* will be set when used */
1149     NULL,                               " ", "height",
1150   },
1151   {
1152     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
1153     MIN_INITIAL_INVENTORY_SIZE,         MAX_INITIAL_INVENTORY_SIZE,
1154     GADGET_ID_INVENTORY_SIZE_DOWN,      GADGET_ID_INVENTORY_SIZE_UP,
1155     GADGET_ID_INVENTORY_SIZE_TEXT,      GADGET_ID_NONE,
1156     &level.initial_inventory_size[0],
1157     NULL,                               NULL, "number of inventory elements"
1158   },
1159
1160   /* ---------- element settings: configure 1 (custom elements) ------------ */
1161
1162   {
1163     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(6),
1164     MIN_SCORE,                          MAX_SCORE,
1165     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
1166     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
1167     &custom_element.collect_score_initial,
1168     NULL,                               "CE score", " "
1169   },
1170   {
1171     -1,                                 ED_ELEMENT_SETTINGS_YPOS(6),
1172     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1173     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1174     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1175     &custom_element.collect_count_initial,
1176     NULL,                               "CE count", NULL
1177   },
1178   {
1179     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1180     0,                                  9999,
1181     GADGET_ID_CUSTOM_VALUE_FIX_DOWN,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1182     GADGET_ID_CUSTOM_VALUE_FIX_TEXT,    GADGET_ID_NONE,
1183     &custom_element.ce_value_fixed_initial,
1184     NULL,                               "CE value", NULL
1185   },
1186   {
1187     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
1188     0,                                  9999,
1189     GADGET_ID_CUSTOM_VALUE_RND_DOWN,    GADGET_ID_CUSTOM_VALUE_RND_UP,
1190     GADGET_ID_CUSTOM_VALUE_RND_TEXT,    GADGET_ID_CUSTOM_VALUE_FIX_UP,
1191     &custom_element.ce_value_random_initial,
1192     NULL,                               "+random", NULL
1193   },
1194   {
1195     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(7),
1196     0,                                  999,
1197     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1198     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1199     &custom_element.push_delay_fixed,
1200     NULL,                               "push delay", NULL
1201   },
1202   {
1203     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
1204     0,                                  999,
1205     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1206     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1207     &custom_element.push_delay_random,
1208     NULL,                               "+random", NULL
1209   },
1210   {
1211     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
1212     0,                                  999,
1213     GADGET_ID_DROP_DELAY_FIX_DOWN,      GADGET_ID_DROP_DELAY_FIX_UP,
1214     GADGET_ID_DROP_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1215     &custom_element.drop_delay_fixed,
1216     NULL,                               "drop delay", NULL
1217   },
1218   {
1219     -1,                                 ED_ELEMENT_SETTINGS_YPOS(8),
1220     0,                                  999,
1221     GADGET_ID_DROP_DELAY_RND_DOWN,      GADGET_ID_DROP_DELAY_RND_UP,
1222     GADGET_ID_DROP_DELAY_RND_TEXT,      GADGET_ID_DROP_DELAY_FIX_UP,
1223     &custom_element.drop_delay_random,
1224     NULL,                               "+random", NULL
1225   },
1226
1227   /* ---------- element settings: configure 2 (custom elements) ------------ */
1228
1229   {
1230     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
1231     0,                                  999,
1232     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1233     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1234     &custom_element.move_delay_fixed,
1235     NULL,                               "move delay", NULL
1236   },
1237   {
1238     -1,                                 ED_ELEMENT_SETTINGS_YPOS(5),
1239     0,                                  999,
1240     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1241     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1242     &custom_element.move_delay_random,
1243     NULL,                               "+random", NULL
1244   },
1245   {
1246     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(12),
1247     0,                                  999,
1248     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1249     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1250     &custom_element.explosion_delay,
1251     NULL,                               "explosion delay", NULL
1252   },
1253   {
1254     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
1255     0,                                  999,
1256     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1257     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1258     &custom_element.ignition_delay,
1259     NULL,                               "ignition delay", "(by fire)"
1260   },
1261
1262   /* ---------- element settings: configure (group elements) --------------- */
1263
1264   {
1265     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
1266     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1267     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1268     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1269     &group_element_info.num_elements,
1270     NULL,                               NULL, "number of elements in group"
1271   },
1272
1273   /* ---------- element settings: advanced (custom elements) --------------- */
1274
1275   {
1276     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(2),
1277     0,                                  999,
1278     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1279     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1280     &custom_element_change.delay_fixed,
1281     NULL,                               "CE delay", NULL,
1282   },
1283   {
1284     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
1285     0,                                  999,
1286     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1287     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1288     &custom_element_change.delay_random,
1289     NULL,                               "+random", NULL
1290   },
1291   {
1292     ED_ELEMENT_SETTINGS_XPOS(3),        ED_ELEMENT_SETTINGS_YPOS(12),
1293     0,                                  100,
1294     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1295     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1296     &custom_element_change.random_percentage,
1297     NULL,                               "use random replace:", "%"
1298   },
1299 };
1300
1301 static struct
1302 {
1303   int x, y;
1304   int gadget_id;
1305   int size;
1306   char *value;
1307   char *text_above, *infotext;
1308 } textinput_info[ED_NUM_TEXTINPUT] =
1309 {
1310   {
1311     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(0),
1312     GADGET_ID_LEVEL_NAME,
1313     MAX_LEVEL_NAME_LEN,
1314     level.name,
1315     "Title:", "Title"
1316   },
1317   {
1318     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(2),
1319     GADGET_ID_LEVEL_AUTHOR,
1320     MAX_LEVEL_AUTHOR_LEN,
1321     level.author,
1322     "Author:", "Author"
1323   },
1324   {
1325     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1326     GADGET_ID_ELEMENT_NAME,
1327     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1328     custom_element.description,
1329     NULL, "Element name"
1330   }
1331 };
1332
1333 static struct
1334 {
1335   int x, y;
1336   int gadget_id;
1337   int xsize, ysize;
1338   char *value;
1339   char *text_above, *infotext;
1340 } textarea_info[ED_NUM_TEXTAREAS] =
1341 {
1342   {
1343     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
1344     GADGET_ID_ENVELOPE_INFO,
1345     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1346     NULL,
1347     "Envelope Content:", "Envelope Content"
1348   }
1349 };
1350
1351 static struct ValueTextInfo options_time_or_steps[] =
1352 {
1353   { 0,                          "seconds"                       },
1354   { 1,                          "steps"                         },
1355
1356   { -1,                         NULL                            }
1357 };
1358
1359 static struct ValueTextInfo options_game_engine_type[] =
1360 {
1361   { GAME_ENGINE_TYPE_RND,       "Rocks'n'Diamonds"              },
1362   { GAME_ENGINE_TYPE_EM,        "Emerald Mine"                  },
1363
1364   { -1,                         NULL                            }
1365 };
1366
1367 static struct ValueTextInfo options_wind_direction[] =
1368 {
1369   { MV_START_NONE,              "none"                          },
1370   { MV_START_LEFT,              "left"                          },
1371   { MV_START_RIGHT,             "right"                         },
1372   { MV_START_UP,                "up"                            },
1373   { MV_START_DOWN,              "down"                          },
1374
1375   { -1,                         NULL                            }
1376 };
1377
1378 static struct ValueTextInfo options_player_speed[] =
1379 {
1380   { 0,                          "frozen"                        },
1381   { 1,                          "very slow"                     },
1382   { 2,                          "slow"                          },
1383   { 4,                          "normal"                        },
1384   { 8,                          "fast"                          },
1385   { 16,                         "very fast"                     },
1386   { 32,                         "ultrafast"                     },
1387
1388   { -1,                         NULL                            }
1389 };
1390
1391 static struct ValueTextInfo options_access_type[] =
1392 {
1393   { EP_WALKABLE,                "walkable"                      },
1394   { EP_PASSABLE,                "passable"                      },
1395
1396   { -1,                         NULL                            }
1397 };
1398
1399 static struct ValueTextInfo options_access_layer[] =
1400 {
1401   { EP_ACCESSIBLE_OVER,         "over"                          },
1402   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1403   { EP_ACCESSIBLE_UNDER,        "under"                         },
1404
1405   { -1,                         NULL                            }
1406 };
1407
1408 static struct ValueTextInfo options_access_protected[] =
1409 {
1410   { 0,                          "unprotected"                   },
1411   { 1,                          "protected"                     },
1412
1413   { -1,                         NULL                            }
1414 };
1415
1416 static struct ValueTextInfo options_access_direction[] =
1417 {
1418   { MV_NO_DIRECTION,            "no direction"                  },
1419   { MV_LEFT,                    "left"                          },
1420   { MV_RIGHT,                   "right"                         },
1421   { MV_UP,                      "up"                            },
1422   { MV_DOWN,                    "down"                          },
1423   { MV_LEFT  | MV_UP,           "left + up"                     },
1424   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1425   { MV_RIGHT | MV_UP,           "right + up"                    },
1426   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1427   { MV_HORIZONTAL,              "horizontal"                    },
1428   { MV_VERTICAL,                "vertical"                      },
1429   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1430   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1431   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1432   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1433   { MV_ALL_DIRECTIONS,          "all directions"                },
1434
1435   { -1,                         NULL                            }
1436 };
1437
1438 static struct ValueTextInfo options_walk_to_action[] =
1439 {
1440   { EP_DIGGABLE,                "diggable"                      },
1441   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1442   { EP_DROPPABLE,               "collectible & droppable"       },
1443   { EP_THROWABLE,               "collectible & throwable"       },
1444   { EP_PUSHABLE,                "pushable"                      },
1445
1446   { -1,                         NULL                            }
1447 };
1448
1449 static struct ValueTextInfo options_move_pattern[] =
1450 {
1451   { MV_LEFT,                    "left"                          },
1452   { MV_RIGHT,                   "right"                         },
1453   { MV_UP,                      "up"                            },
1454   { MV_DOWN,                    "down"                          },
1455   { MV_HORIZONTAL,              "horizontal"                    },
1456   { MV_VERTICAL,                "vertical"                      },
1457   { MV_ALL_DIRECTIONS,          "all directions"                },
1458   { MV_WIND_DIRECTION,          "wind direction"                },
1459   { MV_TOWARDS_PLAYER,          "towards player"                },
1460   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1461   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1462   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1463   { MV_TURNING_LEFT,            "turning left"                  },
1464   { MV_TURNING_RIGHT,           "turning right"                 },
1465   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1466   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1467   { MV_TURNING_RANDOM,          "turning random"                },
1468   { MV_MAZE_RUNNER,             "maze runner style"             },
1469   { MV_MAZE_HUNTER,             "maze hunter style"             },
1470   { MV_WHEN_PUSHED,             "when pushed"                   },
1471   { MV_WHEN_DROPPED,            "when dropped/thrown"           },
1472
1473   { -1,                         NULL                            }
1474 };
1475
1476 static struct ValueTextInfo options_move_direction[] =
1477 {
1478   { MV_START_AUTOMATIC,         "automatic"                     },
1479   { MV_START_LEFT,              "left"                          },
1480   { MV_START_RIGHT,             "right"                         },
1481   { MV_START_UP,                "up"                            },
1482   { MV_START_DOWN,              "down"                          },
1483   { MV_START_RANDOM,            "random"                        },
1484   { MV_START_PREVIOUS,          "previous"                      },
1485
1486   { -1,                         NULL                            }
1487 };
1488
1489 static struct ValueTextInfo options_move_stepsize[] =
1490 {
1491   { 0,                          "not moving"                    },
1492   { 1,                          "very slow"                     },
1493   { 2,                          "slow"                          },
1494   { 4,                          "normal"                        },
1495   { 8,                          "fast"                          },
1496   { 16,                         "very fast"                     },
1497   { 32,                         "even faster"                   },
1498
1499   { -1,                         NULL                            }
1500 };
1501
1502 static struct ValueTextInfo options_move_leave_type[] =
1503 {
1504   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1505   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1506
1507   { -1,                         NULL                            }
1508 };
1509
1510 static struct ValueTextInfo options_smash_targets[] =
1511 {
1512   { EP_CAN_SMASH_PLAYER,        "player"                        },
1513 #if 0
1514   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1515 #endif
1516   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1517
1518   { -1,                         NULL                            }
1519 };
1520
1521 static struct ValueTextInfo options_slippery_type[] =
1522 {
1523   { SLIPPERY_ANY_RANDOM,        "random"                        },
1524   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1525   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1526   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1527   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1528
1529   { -1,                         NULL                            }
1530 };
1531
1532 static struct ValueTextInfo options_deadliness[] =
1533 {
1534   { EP_DONT_RUN_INTO,           "running into"                  },
1535   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1536   { EP_DONT_GET_HIT_BY,         "getting hit by"                },
1537   { EP_DONT_TOUCH,              "touching"                      },
1538
1539   { -1,                         NULL                            }
1540 };
1541
1542 static struct ValueTextInfo options_explosion_type[] =
1543 {
1544   { EXPLODES_3X3,               "3x3"                           },
1545   { EXPLODES_CROSS,             "3+3"                           },
1546   { EXPLODES_1X1,               "1x1"                           },
1547
1548   { -1,                         NULL                            }
1549 };
1550
1551 static struct ValueTextInfo options_time_units[] =
1552 {
1553   { 1,                          "frames"                        },
1554   { FRAMES_PER_SECOND,          "seconds"                       },
1555
1556   { -1,                         NULL                            }
1557 };
1558
1559 static struct ValueTextInfo options_change_direct_action[] =
1560 {
1561   { CE_TOUCHED_BY_PLAYER,       "touched by player"             },
1562   { CE_PRESSED_BY_PLAYER,       "pressed by player"             },
1563   { CE_SWITCHED_BY_PLAYER,      "switched by player"            },
1564   { CE_SNAPPED_BY_PLAYER,       "snapped by player"             },
1565   { CE_PUSHED_BY_PLAYER,        "pushed by player"              },
1566   { CE_ENTERED_BY_PLAYER,       "entered by player"             },
1567   { CE_LEFT_BY_PLAYER,          "left by player"                },
1568   { CE_DROPPED_BY_PLAYER,       "dropped/thrown by player"      },
1569   { CE_SWITCHED,                "switched"                      },
1570   { CE_HITTING_SOMETHING,       "hitting something"             },
1571   { CE_HIT_BY_SOMETHING,        "hit by something"              },
1572 #if 0
1573   { CE_BLOCKED,                 "blocked"                       },
1574 #endif
1575   { CE_IMPACT,                  "impact (on something)"         },
1576   { CE_SMASHED,                 "smashed (from above)"          },
1577 #if 0
1578   { CE_VALUE_CHANGES,           "CE value changes"              },
1579   { CE_SCORE_CHANGES,           "CE score changes"              },
1580 #endif
1581   { CE_VALUE_GETS_ZERO,         "CE value gets 0"               },
1582   { CE_SCORE_GETS_ZERO,         "CE score gets 0"               },
1583
1584   { -1,                         NULL                            }
1585 };
1586
1587 static struct ValueTextInfo options_change_other_action[] =
1588 {
1589   { CE_PLAYER_TOUCHES_X,        "player touches"                },
1590   { CE_PLAYER_PRESSES_X,        "player presses"                },
1591   { CE_PLAYER_SWITCHES_X,       "player switches"               },
1592   { CE_PLAYER_SNAPS_X,          "player snaps"                  },
1593   { CE_PLAYER_PUSHES_X,         "player pushes"                 },
1594   { CE_PLAYER_ENTERS_X,         "player enters"                 },
1595   { CE_PLAYER_LEAVES_X,         "player leaves"                 },
1596   { CE_PLAYER_DIGS_X,           "player digs"                   },
1597   { CE_PLAYER_COLLECTS_X,       "player collects"               },
1598   { CE_PLAYER_DROPS_X,          "player drops/throws"           },
1599   { CE_TOUCHING_X,              "touching"                      },
1600   { CE_HITTING_X,               "hitting"                       },
1601   { CE_DIGGING_X,               "digging"                       },
1602   { CE_HIT_BY_X,                "hit by"                        },
1603   { CE_SWITCH_OF_X,             "switch of"                     },
1604   { CE_CHANGE_OF_X,             "change by page of"             },
1605   { CE_EXPLOSION_OF_X,          "explosion of"                  },
1606   { CE_MOVE_OF_X,               "move of"                       },
1607   { CE_CREATION_OF_X,           "creation of"                   },
1608   { CE_VALUE_CHANGES_OF_X,      "CE value changes of"           },
1609   { CE_SCORE_CHANGES_OF_X,      "CE score changes of"           },
1610   { CE_VALUE_GETS_ZERO_OF_X,    "CE value gets 0 of"            },
1611   { CE_SCORE_GETS_ZERO_OF_X,    "CE score gets 0 of"            },
1612
1613   { -1,                         NULL                            }
1614 };
1615
1616 static struct ValueTextInfo options_change_trigger_side[] =
1617 {
1618   { CH_SIDE_LEFT,               "left"                          },
1619   { CH_SIDE_RIGHT,              "right"                         },
1620   { CH_SIDE_TOP,                "top"                           },
1621   { CH_SIDE_BOTTOM,             "bottom"                        },
1622   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1623   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1624   { CH_SIDE_ANY,                "any"                           },
1625
1626   { -1,                         NULL                            }
1627 };
1628
1629 static struct ValueTextInfo options_change_trigger_player[] =
1630 {
1631   { CH_PLAYER_1,                "1"                             },
1632   { CH_PLAYER_2,                "2"                             },
1633   { CH_PLAYER_3,                "3"                             },
1634   { CH_PLAYER_4,                "4"                             },
1635   { CH_PLAYER_ANY,              "any"                           },
1636
1637   { -1,                         NULL                            }
1638 };
1639
1640 static struct ValueTextInfo options_change_trigger_page[] =
1641 {
1642   { (1 << 0),                   "1"                             },
1643   { (1 << 1),                   "2"                             },
1644   { (1 << 2),                   "3"                             },
1645   { (1 << 3),                   "4"                             },
1646   { (1 << 4),                   "5"                             },
1647   { (1 << 5),                   "6"                             },
1648   { (1 << 6),                   "7"                             },
1649   { (1 << 7),                   "8"                             },
1650   { (1 << 8),                   "9"                             },
1651   { (1 << 9),                   "10"                            },
1652   { (1 << 10),                  "11"                            },
1653   { (1 << 11),                  "12"                            },
1654   { (1 << 12),                  "13"                            },
1655   { (1 << 13),                  "14"                            },
1656   { (1 << 14),                  "15"                            },
1657   { (1 << 15),                  "16"                            },
1658   { (1 << 16),                  "17"                            },
1659   { (1 << 17),                  "18"                            },
1660   { (1 << 18),                  "19"                            },
1661   { (1 << 19),                  "20"                            },
1662   { (1 << 20),                  "21"                            },
1663   { (1 << 21),                  "22"                            },
1664   { (1 << 22),                  "23"                            },
1665   { (1 << 23),                  "24"                            },
1666   { (1 << 24),                  "25"                            },
1667   { (1 << 25),                  "26"                            },
1668   { (1 << 26),                  "27"                            },
1669   { (1 << 27),                  "28"                            },
1670   { (1 << 28),                  "29"                            },
1671   { (1 << 29),                  "30"                            },
1672   { (1 << 30),                  "31"                            },
1673   { (1 << 31),                  "32"                            },
1674   { CH_PAGE_ANY,                "any"                           },
1675
1676   { -1,                         NULL                            }
1677 };
1678
1679 static struct ValueTextInfo options_change_replace_when[] =
1680 {
1681   { CP_WHEN_EMPTY,              "empty"                         },
1682   { CP_WHEN_WALKABLE,           "walkable"                      },
1683   { CP_WHEN_DIGGABLE,           "diggable"                      },
1684   { CP_WHEN_COLLECTIBLE,        "collectible"                   },
1685   { CP_WHEN_REMOVABLE,          "removable"                     },
1686   { CP_WHEN_DESTRUCTIBLE,       "destructible"                  },
1687
1688   { -1,                         NULL                            }
1689 };
1690
1691 static struct ValueTextInfo options_action_type[] =
1692 {
1693   { CA_NO_ACTION,               "no action"                     },
1694   { CA_UNDEFINED,               " "                             },
1695   { CA_HEADLINE_LEVEL_ACTIONS,  "[level]"                       },
1696   { CA_RESTART_LEVEL,           "restart level"                 },
1697   { CA_SHOW_ENVELOPE,           "show envelope"                 },
1698   { CA_SET_LEVEL_TIME,          "set time"                      },
1699   { CA_SET_LEVEL_SCORE,         "set score"                     },
1700   { CA_SET_LEVEL_GEMS,          "set gems"                      },
1701   { CA_SET_LEVEL_WIND,          "set wind dir."                 },
1702   { CA_UNDEFINED,               " "                             },
1703   { CA_HEADLINE_PLAYER_ACTIONS, "[player]"                      },
1704   { CA_MOVE_PLAYER,             "move player"                   },
1705   { CA_EXIT_PLAYER,             "exit player"                   },
1706   { CA_KILL_PLAYER,             "kill player"                   },
1707   { CA_SET_PLAYER_KEYS,         "set keys"                      },
1708   { CA_SET_PLAYER_SPEED,        "set speed"                     },
1709   { CA_SET_PLAYER_SHIELD,       "set shield"                    },
1710   { CA_SET_PLAYER_GRAVITY,      "set gravity"                   },
1711   { CA_SET_PLAYER_ARTWORK,      "set artwork"                   },
1712   { CA_SET_PLAYER_INVENTORY,    "set inventory"                 },
1713   { CA_UNDEFINED,               " "                             },
1714   { CA_HEADLINE_CE_ACTIONS,     "[CE]"                          },
1715   { CA_SET_CE_VALUE,            "set CE value"                  },
1716   { CA_SET_CE_SCORE,            "set CE score"                  },
1717   { CA_SET_CE_ARTWORK,          "set artwork"                   },
1718   { CA_UNDEFINED,               " "                             },
1719   { CA_HEADLINE_ENGINE_ACTIONS, "[engine]"                      },
1720   { CA_SET_ENGINE_SCAN_MODE,    "set scan mode"                 },
1721
1722   { -1,                         NULL                            }
1723 };
1724
1725 static struct ValueTextInfo options_action_mode_none[] =
1726 {
1727   { CA_MODE_UNDEFINED,          " "                             },
1728
1729   { -1,                         NULL                            }
1730 };
1731
1732 static struct ValueTextInfo options_action_mode_assign[] =
1733 {
1734   { CA_MODE_SET,                "="                             },
1735
1736   { -1,                         NULL                            }
1737 };
1738
1739 static struct ValueTextInfo options_action_mode_add_remove[] =
1740 {
1741   { CA_MODE_ADD,                "+"                             },
1742   { CA_MODE_SUBTRACT,           "-"                             },
1743
1744   { -1,                         NULL                            }
1745 };
1746
1747 static struct ValueTextInfo options_action_mode_calculate[] =
1748 {
1749   { CA_MODE_SET,                "="                             },
1750   { CA_MODE_ADD,                "+"                             },
1751   { CA_MODE_SUBTRACT,           "-"                             },
1752   { CA_MODE_MULTIPLY,           "*"                             },
1753   { CA_MODE_DIVIDE,             "/"                             },
1754   { CA_MODE_MODULO,             "%"                             },
1755
1756   { -1,                         NULL                            }
1757 };
1758
1759 static struct ValueTextInfo options_action_arg_none[] =
1760 {
1761   { CA_ARG_UNDEFINED,           "         "                     },
1762
1763   { -1,                         NULL                            }
1764 };
1765
1766 static struct ValueTextInfo options_action_arg_player[] =
1767 {
1768   { CA_ARG_PLAYER_HEADLINE,     "[player]"                      },
1769   { CA_ARG_PLAYER_1,            "1"                             },
1770   { CA_ARG_PLAYER_2,            "2"                             },
1771   { CA_ARG_PLAYER_3,            "3"                             },
1772   { CA_ARG_PLAYER_4,            "4"                             },
1773   { CA_ARG_PLAYER_ANY,          "any"                           },
1774   { CA_ARG_PLAYER_TRIGGER,      "trigger"                       },
1775   { CA_ARG_PLAYER_ACTION,       "action ->"                     },
1776
1777   { -1,                         NULL                            }
1778 };
1779
1780 static struct ValueTextInfo options_action_arg_number[] =
1781 {
1782   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1783   { CA_ARG_0,                   "0"                             },
1784   { CA_ARG_1,                   "1"                             },
1785   { CA_ARG_2,                   "2"                             },
1786   { CA_ARG_3,                   "3"                             },
1787   { CA_ARG_4,                   "4"                             },
1788   { CA_ARG_5,                   "5"                             },
1789   { CA_ARG_10,                  "10"                            },
1790   { CA_ARG_100,                 "100"                           },
1791   { CA_ARG_1000,                "1000"                          },
1792   { CA_ARG_UNDEFINED,           " "                             },
1793   { CA_ARG_NUMBER_MIN,          "min"                           },
1794   { CA_ARG_NUMBER_MAX,          "max"                           },
1795   { CA_ARG_UNDEFINED,           " "                             },
1796   { CA_ARG_NUMBER_RESET,        "reset"                         },
1797   { CA_ARG_UNDEFINED,           " "                             },
1798   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1799   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1800   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1801   { CA_ARG_UNDEFINED,           " "                             },
1802   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1803   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1804   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1805   { CA_ARG_UNDEFINED,           " "                             },
1806   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1807   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1808   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1809   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1810   { CA_ARG_UNDEFINED,           " "                             },
1811   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1812   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1813   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1814   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1815
1816   { -1,                         NULL                            }
1817 };
1818
1819 static struct ValueTextInfo options_action_arg_value[] =
1820 {
1821   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1822   { CA_ARG_0,                   "0"                             },
1823   { CA_ARG_1,                   "1"                             },
1824   { CA_ARG_2,                   "2"                             },
1825   { CA_ARG_3,                   "3"                             },
1826   { CA_ARG_4,                   "4"                             },
1827   { CA_ARG_5,                   "5"                             },
1828   { CA_ARG_10,                  "10"                            },
1829   { CA_ARG_100,                 "100"                           },
1830   { CA_ARG_1000,                "1000"                          },
1831   { CA_ARG_UNDEFINED,           " "                             },
1832   { CA_ARG_NUMBER_MIN,          "min"                           },
1833   { CA_ARG_NUMBER_MAX,          "max"                           },
1834   { CA_ARG_UNDEFINED,           " "                             },
1835   { CA_ARG_NUMBER_RESET,        "reset"                         },
1836   { CA_ARG_UNDEFINED,           " "                             },
1837   { CA_ARG_NUMBER_CE_VALUE,     "CE value"                      },
1838   { CA_ARG_NUMBER_CE_SCORE,     "CE score"                      },
1839   { CA_ARG_NUMBER_CE_DELAY,     "CE delay"                      },
1840   { CA_ARG_UNDEFINED,           " "                             },
1841   { CA_ARG_NUMBER_LEVEL_TIME,   "time"                          },
1842   { CA_ARG_NUMBER_LEVEL_GEMS,   "gems"                          },
1843   { CA_ARG_NUMBER_LEVEL_SCORE,  "score"                         },
1844   { CA_ARG_UNDEFINED,           " "                             },
1845   { CA_ARG_ELEMENT_CV_HEADLINE, "[CE value]"                    },
1846   { CA_ARG_ELEMENT_CV_TARGET,   "target"                        },
1847   { CA_ARG_ELEMENT_CV_TRIGGER,  "trigger"                       },
1848   { CA_ARG_ELEMENT_CV_ACTION,   "action ->"                     },
1849   { CA_ARG_UNDEFINED,           " "                             },
1850   { CA_ARG_ELEMENT_CS_HEADLINE, "[CE score]"                    },
1851   { CA_ARG_ELEMENT_CS_TARGET,   "target"                        },
1852   { CA_ARG_ELEMENT_CS_TRIGGER,  "trigger"                       },
1853   { CA_ARG_ELEMENT_CS_ACTION,   "action ->"                     },
1854   { CA_ARG_UNDEFINED,           " "                             },
1855   { CA_ARG_ELEMENT_NR_HEADLINE, "[element]"                     },
1856   { CA_ARG_ELEMENT_NR_TARGET,   "target"                        },
1857   { CA_ARG_ELEMENT_NR_TRIGGER,  "trigger"                       },
1858   { CA_ARG_ELEMENT_NR_ACTION,   "action ->"                     },
1859
1860   { -1,                         NULL                            }
1861 };
1862
1863 static struct ValueTextInfo options_action_arg_envelope[] =
1864 {
1865   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1866   { CA_ARG_1,                   "1"                             },
1867   { CA_ARG_2,                   "2"                             },
1868   { CA_ARG_3,                   "3"                             },
1869   { CA_ARG_4,                   "4"                             },
1870   { CA_ARG_UNDEFINED,           " "                             },
1871   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1872   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1873   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1874   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1875
1876   { -1,                         NULL                            }
1877 };
1878
1879 static struct ValueTextInfo options_action_arg_key[] =
1880 {
1881   { CA_ARG_NUMBER_HEADLINE,     "[number]"                      },
1882   { CA_ARG_1,                   "1"                             },
1883   { CA_ARG_2,                   "2"                             },
1884   { CA_ARG_3,                   "3"                             },
1885   { CA_ARG_4,                   "4"                             },
1886   { CA_ARG_5,                   "5"                             },
1887   { CA_ARG_6,                   "6"                             },
1888   { CA_ARG_7,                   "7"                             },
1889   { CA_ARG_8,                   "8"                             },
1890   { CA_ARG_UNDEFINED,           " "                             },
1891   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1892   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1893   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1894   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1895
1896   { -1,                         NULL                            }
1897 };
1898
1899 static struct ValueTextInfo options_action_arg_speed[] =
1900 {
1901   { CA_ARG_SPEED_HEADLINE,      "[speed]"                       },
1902   { CA_ARG_SPEED_NOT_MOVING,    "frozen"                        },
1903   { CA_ARG_SPEED_VERY_SLOW,     "very slow"                     },
1904   { CA_ARG_SPEED_SLOW,          "slow"                          },
1905   { CA_ARG_SPEED_NORMAL,        "normal"                        },
1906   { CA_ARG_SPEED_FAST,          "fast"                          },
1907   { CA_ARG_SPEED_VERY_FAST,     "very fast"                     },
1908   { CA_ARG_SPEED_EVEN_FASTER,   "ultrafast"                     },
1909   { CA_ARG_UNDEFINED,           " "                             },
1910   { CA_ARG_SPEED_SLOWER,        "slower"                        },
1911   { CA_ARG_SPEED_FASTER,        "faster"                        },
1912   { CA_ARG_UNDEFINED,           " "                             },
1913   { CA_ARG_SPEED_RESET,         "reset"                         },
1914
1915   { -1,                         NULL                            }
1916 };
1917
1918 static struct ValueTextInfo options_action_arg_shield[] =
1919 {
1920   { CA_ARG_SHIELD_HEADLINE,     "[shield]"                      },
1921   { CA_ARG_SHIELD_OFF,          "off"                           },
1922   { CA_ARG_SHIELD_NORMAL,       "normal"                        },
1923   { CA_ARG_SHIELD_DEADLY,       "deadly"                        },
1924
1925   { -1,                         NULL                            }
1926 };
1927
1928 static struct ValueTextInfo options_action_arg_artwork[] =
1929 {
1930   { CA_ARG_ELEMENT_HEADLINE,    "[element]"                     },
1931   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1932   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1933   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1934   { CA_ARG_UNDEFINED,           " "                             },
1935   { CA_ARG_ELEMENT_RESET,       "reset"                         },
1936
1937   { -1,                         NULL                            }
1938 };
1939
1940 static struct ValueTextInfo options_action_arg_gravity[] =
1941 {
1942   { CA_ARG_GRAVITY_HEADLINE,    "[gravity]"                     },
1943   { CA_ARG_GRAVITY_ON,          "on"                            },
1944   { CA_ARG_GRAVITY_OFF,         "off"                           },
1945   { CA_ARG_GRAVITY_TOGGLE,      "toggle"                        },
1946
1947   { -1,                         NULL                            }
1948 };
1949
1950 static struct ValueTextInfo options_action_arg_direction[] =
1951 {
1952   { CA_ARG_DIRECTION_HEADLINE,  "[dir.]"                        },
1953   { CA_ARG_DIRECTION_NONE,      "none"                          },
1954   { CA_ARG_DIRECTION_LEFT,      "left"                          },
1955   { CA_ARG_DIRECTION_RIGHT,     "right"                         },
1956   { CA_ARG_DIRECTION_UP,        "up"                            },
1957   { CA_ARG_DIRECTION_DOWN,      "down"                          },
1958   { CA_ARG_DIRECTION_TRIGGER,   "trigger"                       },
1959   { CA_ARG_DIRECTION_TRIGGER_BACK, "-trigger"                   },
1960
1961   { -1,                         NULL                            }
1962 };
1963
1964 static struct ValueTextInfo options_action_arg_scan_mode[] =
1965 {
1966   { CA_ARG_SCAN_MODE_HEADLINE,  "[mode]"                        },
1967   { CA_ARG_SCAN_MODE_NORMAL,    "normal"                        },
1968   { CA_ARG_SCAN_MODE_REVERSE,   "reverse"                       },
1969
1970   { -1,                         NULL                            }
1971 };
1972
1973 static struct ValueTextInfo options_action_arg_inventory[] =
1974 {
1975   { CA_ARG_INVENTORY_HEADLINE,  "[add]"                         },
1976   { CA_ARG_ELEMENT_TARGET,      "target"                        },
1977   { CA_ARG_ELEMENT_TRIGGER,     "trigger"                       },
1978   { CA_ARG_ELEMENT_ACTION,      "action ->"                     },
1979   { CA_ARG_UNDEFINED,           " "                             },
1980   { CA_ARG_INVENTORY_RM_HEADLINE,"[remove]"                     },
1981   { CA_ARG_INVENTORY_RM_FIRST,  "first"                         },
1982   { CA_ARG_INVENTORY_RM_LAST,   "last"                          },
1983   { CA_ARG_INVENTORY_RM_ALL,    "all"                           },
1984   { CA_ARG_UNDEFINED,           " "                             },
1985   { CA_ARG_INVENTORY_RESET,     "reset"                         },
1986
1987   { -1,                         NULL                            }
1988 };
1989
1990 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1991 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1992 {
1993   { -1,                         NULL                            }
1994 };
1995
1996 static struct ValueTextInfo options_group_choice_mode[] =
1997 {
1998   { ANIM_RANDOM,                "random"                        },
1999   { ANIM_LOOP,                  "loop"                          },
2000   { ANIM_LINEAR,                "linear"                        },
2001   { ANIM_PINGPONG,              "pingpong"                      },
2002   { ANIM_PINGPONG2,             "pingpong 2"                    },
2003
2004   { -1,                         NULL                            }
2005 };
2006
2007 static struct ValueTextInfo *action_arg_modes[] =
2008 {
2009   options_action_mode_none,
2010   options_action_mode_assign,
2011   options_action_mode_add_remove,
2012   options_action_mode_calculate,
2013 };
2014
2015 static struct
2016 {
2017   int value;
2018   int mode;
2019   struct ValueTextInfo *options;
2020 }
2021 action_arg_options[] =
2022 {
2023   { CA_NO_ACTION,               0,      options_action_arg_none,        },
2024   { CA_EXIT_PLAYER,             0,      options_action_arg_player,      },
2025   { CA_KILL_PLAYER,             0,      options_action_arg_player,      },
2026   { CA_MOVE_PLAYER,             0,      options_action_arg_direction,   },
2027   { CA_RESTART_LEVEL,           0,      options_action_arg_none,        },
2028   { CA_SHOW_ENVELOPE,           0,      options_action_arg_envelope,    },
2029   { CA_SET_LEVEL_TIME,          3,      options_action_arg_number,      },
2030   { CA_SET_LEVEL_GEMS,          3,      options_action_arg_number,      },
2031   { CA_SET_LEVEL_SCORE,         3,      options_action_arg_number,      },
2032   { CA_SET_LEVEL_WIND,          1,      options_action_arg_direction,   },
2033   { CA_SET_PLAYER_KEYS,         2,      options_action_arg_key,         },
2034   { CA_SET_PLAYER_SPEED,        1,      options_action_arg_speed,       },
2035   { CA_SET_PLAYER_SHIELD,       1,      options_action_arg_shield,      },
2036   { CA_SET_PLAYER_GRAVITY,      1,      options_action_arg_gravity,     },
2037   { CA_SET_PLAYER_ARTWORK,      1,      options_action_arg_artwork,     },
2038   { CA_SET_PLAYER_INVENTORY,    0,      options_action_arg_inventory,   },
2039   { CA_SET_CE_VALUE,            3,      options_action_arg_value,       },
2040   { CA_SET_CE_SCORE,            3,      options_action_arg_value,       },
2041   { CA_SET_CE_ARTWORK,          1,      options_action_arg_artwork,     },
2042   { CA_SET_ENGINE_SCAN_MODE,    1,      options_action_arg_scan_mode,   },
2043
2044   { -1,                         FALSE,  NULL                            }
2045 };
2046
2047 static struct
2048 {
2049   int x, y;
2050   int gadget_id;
2051   int gadget_id_align;
2052   int size;     /* char size of selectbox or '-1' (dynamically determined) */
2053   struct ValueTextInfo *options;
2054   int *value;
2055   char *text_left, *text_right, *infotext;
2056 } selectbox_info[ED_NUM_SELECTBOX] =
2057 {
2058   /* ---------- level and editor settings ---------------------------------- */
2059
2060   {
2061     -1,                                 ED_LEVEL_SETTINGS_YPOS(7),
2062     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
2063     -1,
2064     options_time_or_steps,
2065     &level.use_step_counter,
2066     NULL, "(0 => no limit)",            "time or step limit"
2067   },
2068   {
2069     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(11),
2070     GADGET_ID_GAME_ENGINE_TYPE,         GADGET_ID_NONE,
2071     -1,
2072     options_game_engine_type,
2073     &level.game_engine_type,
2074     "game engine:", NULL,               "game engine"
2075   },
2076   {
2077     ED_LEVEL_SETTINGS_XPOS(0),          ED_LEVEL_SETTINGS_YPOS(10),
2078     GADGET_ID_WIND_DIRECTION,           GADGET_ID_NONE,
2079     -1,
2080     options_wind_direction,
2081     &level.wind_direction_initial,
2082     "initial wind direction:", NULL,    "initial wind direction"
2083   },
2084
2085   /* ---------- element settings: configure (several elements) ------------- */
2086
2087   {
2088     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2089     GADGET_ID_PLAYER_SPEED,             GADGET_ID_NONE,
2090     -1,
2091     options_player_speed,
2092     &level.initial_player_stepsize[0],
2093     "initial player speed:", NULL,      "initial player speed"
2094   },
2095
2096   /* ---------- element settings: configure 1 (custom elements) ------------ */
2097
2098   {
2099     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2100     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
2101     -1,
2102     options_access_type,
2103     &custom_element.access_type,
2104     NULL, NULL,                         "type of access to this field"
2105   },
2106   {
2107     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2108     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
2109     -1,
2110     options_access_layer,
2111     &custom_element.access_layer,
2112     NULL, NULL,                         "layer of access for this field"
2113   },
2114   {
2115     -1,                                 ED_ELEMENT_SETTINGS_YPOS(3),
2116     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
2117     -1,
2118     options_access_protected,
2119     &custom_element.access_protected,
2120     NULL, NULL,                         "protected access for this field"
2121   },
2122   {
2123     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2124     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
2125     -1,
2126     options_access_direction,
2127     &custom_element.access_direction,
2128     "from", NULL,                       "access direction for this field"
2129   },
2130   {
2131     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2132     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
2133     -1,
2134     options_walk_to_action,
2135     &custom_element.walk_to_action,
2136     NULL, NULL,                         "diggable/collectible/pushable"
2137   },
2138
2139   /* ---------- element settings: configure 2 (custom elements) ------------ */
2140
2141   {
2142     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(1),
2143     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
2144     -1,
2145     options_move_pattern,
2146     &custom_element.move_pattern,
2147     "can move", NULL,                   "element move pattern"
2148   },
2149   {
2150     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2151     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
2152     -1,
2153     options_move_direction,
2154     &custom_element.move_direction_initial,
2155     "starts moving", NULL,              "initial element move direction"
2156   },
2157   {
2158     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2159     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
2160     -1,
2161     options_move_stepsize,
2162     &custom_element.move_stepsize,
2163     "move/fall speed", NULL,            "speed of element movement"
2164   },
2165   {
2166     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(3),
2167     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
2168     -1,
2169     options_move_leave_type,
2170     &custom_element.move_leave_type,
2171     "can dig:    can", ":",             "leave behind or change element"
2172   },
2173   {
2174     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2175     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
2176     -1,
2177     options_smash_targets,
2178     &custom_element.smash_targets,
2179     "can smash", NULL,                  "elements that can be smashed"
2180   },
2181   {
2182     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2183     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
2184     -1,
2185     options_slippery_type,
2186     &custom_element.slippery_type,
2187     "slippery", NULL,                   "where other elements fall down"
2188   },
2189   {
2190     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2191     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
2192     -1,
2193     options_deadliness,
2194     &custom_element.deadliness,
2195     "deadly when", NULL,                "deadliness of element"
2196   },
2197   {
2198     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(10),
2199     GADGET_ID_CUSTOM_EXPLOSION_TYPE,    GADGET_ID_NONE,
2200     -1,
2201     options_explosion_type,
2202     &custom_element.explosion_type,
2203     "can explode", NULL,                "explosion type"
2204   },
2205
2206   /* ---------- element settings: advanced (custom elements) --------------- */
2207
2208   {
2209     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(3),
2210     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
2211     -1,
2212     options_time_units,
2213     &custom_element_change.delay_frames,
2214     "delay time given in", NULL,        "delay time units for change"
2215   },
2216   {
2217     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(4),
2218     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
2219     -1,
2220     options_change_direct_action,
2221     &custom_element_change.direct_action,
2222     NULL, NULL,                         "type of direct action"
2223   },
2224   {
2225     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(5),
2226     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
2227     -1,
2228     options_change_other_action,
2229     &custom_element_change.other_action,
2230     NULL, "element:",                   "type of other element action"
2231   },
2232   {
2233     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(6),
2234     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
2235     -1,
2236     options_change_trigger_side,
2237     &custom_element_change.trigger_side,
2238     "at", "side",                       "element side triggering change"
2239   },
2240   {
2241     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2242     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
2243     -1,
2244     options_change_trigger_player,
2245     &custom_element_change.trigger_player,
2246     "player:", " ",                     "player that causes change"
2247   },
2248   {
2249     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(7),
2250     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
2251     -1,
2252     options_change_trigger_page,
2253     &custom_element_change.trigger_page,
2254     "page:", NULL,                      "change page that causes change"
2255   },
2256   {
2257     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(10),
2258     GADGET_ID_CHANGE_REPLACE_WHEN,      GADGET_ID_NONE,
2259     -1,
2260     options_change_replace_when,
2261     &custom_element_change.replace_when,
2262     "replace when", NULL,               "which elements can be replaced"
2263   },
2264   {
2265     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(13),
2266     GADGET_ID_ACTION_TYPE,              GADGET_ID_NONE,
2267     -1,
2268     options_action_type,
2269     &custom_element_change.action_type,
2270     NULL, NULL,                         "action on specified condition"
2271   },
2272   {
2273     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2274     GADGET_ID_ACTION_MODE,              GADGET_ID_ACTION_TYPE,
2275     -1,
2276     options_action_mode_none,
2277     &custom_element_change.action_mode,
2278     NULL, NULL,                         "action operator"
2279   },
2280   {
2281     -1,                                 ED_ELEMENT_SETTINGS_YPOS(13),
2282     GADGET_ID_ACTION_ARG,               GADGET_ID_ACTION_MODE,
2283     -1,
2284     options_action_arg_none,
2285     &custom_element_change.action_arg,
2286     NULL, NULL,                         "action parameter"
2287   },
2288   {
2289     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(14),
2290     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
2291     3,
2292     options_change_page,
2293     &custom_element.current_change_page,
2294     NULL, NULL,                         "element change page"
2295   },
2296
2297   /* ---------- element settings: configure (group elements) --------------- */
2298
2299   {
2300     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(6),
2301     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
2302     -1,
2303     options_group_choice_mode,
2304     &group_element_info.choice_mode,
2305     "choice type:", NULL,               "type of group element choice"
2306   },
2307 };
2308
2309 static struct
2310 {
2311   int x, y;
2312   int gadget_id;
2313   int gadget_id_align;
2314   int size;
2315   char *text;
2316   char *text_left, *text_right, *infotext;
2317 } textbutton_info[ED_NUM_TEXTBUTTONS] =
2318 {
2319   {
2320     ED_ELEMENT_SETTINGS_XPOS(0),        ED_COUNTER_YPOS(1),
2321     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
2322     8,                                  "Info",
2323     NULL, NULL,                         "Show information about element"
2324   },
2325   {
2326     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2327     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
2328     8,                                  "Config",
2329     NULL, NULL,                         "Configure element properties"
2330   },
2331   {
2332     ED_ELEMENT_SETTINGS_XPOS(0) + 124,  ED_COUNTER_YPOS(1),
2333     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
2334     8,                                  "Config 1",
2335     NULL, NULL,                         "Configure element properties, part 1"
2336   },
2337   {
2338     ED_ELEMENT_SETTINGS_XPOS(0) + 248,  ED_COUNTER_YPOS(1),
2339     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
2340     8,                                  "Config 2",
2341     NULL, NULL,                         "Configure element properties, part 2"
2342   },
2343   {
2344     ED_ELEMENT_SETTINGS_XPOS(0) + 372,  ED_COUNTER_YPOS(1),
2345     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
2346     8,                                  "Change",
2347     NULL, NULL,                         "Configure custom element change pages"
2348   },
2349   {
2350     -1,                                 ED_ELEMENT_SETTINGS_YPOS(2),
2351     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
2352     -1,                                 "Save",
2353     " ", "As Template",                 "Save current settings as new template"
2354   },
2355   {
2356     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2357     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_PASTE_CHANGE_PAGE,
2358     -1,                                 "New",
2359     NULL, NULL,                         "Add new change page"
2360   },
2361   {
2362     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2363     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
2364     -1,                                 "Delete",
2365     NULL, NULL,                         "Delete current change page"
2366   },
2367 };
2368
2369 static struct
2370 {
2371   int gd_x, gd_y;
2372   int x, y;
2373   int width, height;
2374   int gadget_id;
2375   int gadget_id_align;
2376   char *text_left, *text_right, *infotext;
2377 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
2378 {
2379   {
2380     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
2381     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(14),
2382     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2383     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
2384     NULL, NULL,                         "select previous change page"
2385   },
2386   {
2387     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
2388     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2389     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2390     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
2391     NULL, "change page",                "select next change page"
2392   },
2393   {
2394     ED_COPY_CHANGE_PAGE_XPOS,           ED_COPY_CHANGE_PAGE_YPOS,
2395     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2396     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2397     GADGET_ID_COPY_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
2398     " ", NULL,                          "copy settings from this change page"
2399   },
2400   {
2401     ED_PASTE_CHANGE_PAGE_XPOS,          ED_PASTE_CHANGE_PAGE_YPOS,
2402     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
2403     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
2404     GADGET_ID_PASTE_CHANGE_PAGE,        GADGET_ID_COPY_CHANGE_PAGE,
2405     NULL, NULL,                         "paste settings to this change page"
2406   },
2407 };
2408
2409 static struct
2410 {
2411   int gd_x, gd_y;
2412   int x, y;
2413   int gadget_id;
2414   char *infotext;
2415 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
2416 {
2417   {
2418     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
2419     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
2420     GADGET_ID_SCROLL_UP,
2421     "scroll level editing area up"
2422   },
2423   {
2424     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
2425     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
2426     GADGET_ID_SCROLL_DOWN,
2427     "scroll level editing area down"
2428   },
2429   {
2430     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
2431     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
2432     GADGET_ID_SCROLL_LEFT,
2433     "scroll level editing area left"
2434   },
2435   {
2436     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
2437     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
2438     GADGET_ID_SCROLL_RIGHT,
2439     "scroll level editing area right"
2440   },
2441   {
2442     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
2443     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
2444     GADGET_ID_SCROLL_LIST_UP,
2445     "scroll element list up ('Page Up')"
2446   },
2447   {
2448     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
2449     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
2450     GADGET_ID_SCROLL_LIST_DOWN,
2451     "scroll element list down ('Page Down')"
2452   },
2453 };
2454
2455 static struct
2456 {
2457   int gd_x, gd_y;
2458   int x, y;
2459   int width, height;
2460   int wheel_x, wheel_y;
2461   int wheel_width, wheel_height;
2462   int type;
2463   int gadget_id;
2464   char *infotext;
2465 } scrollbar_info[ED_NUM_SCROLLBARS] =
2466 {
2467   {
2468     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2469     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
2470     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
2471 #if 1
2472     SX,                                 SY,
2473     SXSIZE,                             SYSIZE,
2474 #else
2475     0,                                  0,
2476     SX + SXSIZE + SX,                   WIN_YSIZE,
2477 #endif
2478     GD_TYPE_SCROLLBAR_HORIZONTAL,
2479     GADGET_ID_SCROLL_HORIZONTAL,
2480     "scroll level editing area horizontally"
2481   },
2482   {
2483     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
2484     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
2485     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
2486 #if 1
2487     SX,                                 SY,
2488     SXSIZE,                             SYSIZE,
2489 #else
2490     0,                                  0,
2491     SX + SXSIZE + SX,                   WIN_YSIZE,
2492 #endif
2493     GD_TYPE_SCROLLBAR_VERTICAL,
2494     GADGET_ID_SCROLL_VERTICAL,
2495     "scroll level editing area vertically"
2496   },
2497   {
2498     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
2499     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
2500     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
2501 #if 1
2502     DX,                                 DY,
2503     DXSIZE,                             DYSIZE,
2504 #else
2505     SX + SXSIZE + SX,                   0,
2506     WIN_XSIZE - (SX + SXSIZE + SX),     WIN_YSIZE,
2507 #endif
2508     GD_TYPE_SCROLLBAR_VERTICAL,
2509     GADGET_ID_SCROLL_LIST_VERTICAL,
2510     "scroll element list vertically"
2511   }
2512 };
2513
2514 static struct
2515 {
2516   int x, y;
2517   int gadget_id;
2518   int gadget_id_align;
2519   int radio_button_nr;
2520   int *value;
2521   int checked_value;
2522   char *text_left, *text_right, *infotext;
2523 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
2524 {
2525   {
2526     -1,                                 ED_COUNTER2_YPOS(8),
2527     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
2528     RADIO_NR_RANDOM_ELEMENTS,
2529     &random_placement_method,           RANDOM_USE_PERCENTAGE,
2530     " ", "percentage",                  "use percentage for random elements"
2531   },
2532   {
2533     -1,                                 ED_COUNTER2_YPOS(8),
2534     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
2535     RADIO_NR_RANDOM_ELEMENTS,
2536     &random_placement_method,           RANDOM_USE_QUANTITY,
2537     " ", "quantity",                    "use quantity for random elements"
2538   }
2539 };
2540
2541 static struct
2542 {
2543   int x, y;
2544   int gadget_id;
2545   int gadget_id_align;
2546   boolean *value;
2547   char *text_left, *text_right, *infotext;
2548 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
2549 {
2550   /* ---------- level and editor settings ---------------------------------- */
2551
2552   {
2553     ED_LEVEL_SETTINGS_XPOS(0),          ED_COUNTER2_YPOS(9) - MINI_TILEY,
2554     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
2555     &random_placement_background_restricted,
2556     NULL,
2557     "restrict random placement to:",    "set random placement restriction"
2558   },
2559
2560   /* ---------- element settings: configure (various elements) ------------- */
2561
2562   {
2563     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2564     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
2565     &stick_element_properties_window,
2566     NULL,
2567     "stick this screen to edit content","stick this screen to edit content"
2568   },
2569   {
2570     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2571     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
2572     &level.em_slippery_gems,
2573     NULL,
2574     "slip down from certain flat walls","use EM/DC style slipping behaviour"
2575   },
2576   {
2577     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2578     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
2579     &level.use_spring_bug,
2580     NULL,
2581     "use spring pushing bug",           "use odd spring pushing behaviour"
2582   },
2583   {
2584     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2585     GADGET_ID_USE_TIME_ORB_BUG,         GADGET_ID_NONE,
2586     &level.use_time_orb_bug,
2587     NULL,
2588     "use time orb bug",                 "use odd time orb behaviour"
2589   },
2590   {
2591     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2592     GADGET_ID_RANDOM_BALL_CONTENT,      GADGET_ID_NONE,
2593     &level.ball_random,
2594     NULL,
2595     "create single random element",     "only create one element from content"
2596   },
2597   {
2598     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2599     GADGET_ID_INITIAL_BALL_STATE,       GADGET_ID_NONE,
2600     &level.ball_state_initial,
2601     NULL,
2602     "magic ball initially activated",   "activate magic ball after level start"
2603   },
2604   {
2605     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2606     GADGET_ID_GROW_INTO_DIGGABLE,       GADGET_ID_NONE,
2607     &level.grow_into_diggable,
2608     NULL,
2609     "can grow into anything diggable",  "grow into more than just sand"
2610   },
2611   {
2612     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2613     GADGET_ID_CONTINUOUS_SNAPPING,      GADGET_ID_NONE,
2614     &level.continuous_snapping,
2615     NULL,
2616     "continuos snapping",               "use snapping without releasing key"
2617   },
2618   {
2619     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2620     GADGET_ID_BLOCK_SNAP_FIELD,         GADGET_ID_NONE,
2621     &level.block_snap_field,
2622     NULL,
2623     "block snapped field when snapping", "use snapping delay to show animation"
2624   },
2625   {
2626     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2627     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
2628     &level.block_last_field,
2629     NULL,
2630     "block last field when moving",     "player blocks last field when moving"
2631   },
2632   {
2633     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2634     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
2635     &level.sp_block_last_field,
2636     NULL,
2637     "block last field when moving",     "player blocks last field when moving"
2638   },
2639   {
2640     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2641     GADGET_ID_INSTANT_RELOCATION,       GADGET_ID_NONE,
2642     &level.instant_relocation,
2643     NULL,
2644     "no scrolling when relocating",     "player gets relocated without delay"
2645   },
2646   {
2647     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(4),
2648     GADGET_ID_SHIFTED_RELOCATION,       GADGET_ID_NONE,
2649     &level.shifted_relocation,
2650     NULL,
2651     "no centering when relocating",     "level not centered after relocation"
2652   },
2653   {
2654     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2655     GADGET_ID_USE_START_ELEMENT,        GADGET_ID_NONE,
2656     &level.use_start_element[0],
2657     NULL,
2658     "use level start element:",        "start level at this element's position"
2659   },
2660   {
2661     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2662     GADGET_ID_USE_ARTWORK_ELEMENT,      GADGET_ID_NONE,
2663     &level.use_artwork_element[0],
2664     NULL,
2665     "use artwork from element:",        "use player artwork from other element"
2666   },
2667   {
2668     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(11),
2669     GADGET_ID_USE_EXPLOSION_ELEMENT,    GADGET_ID_NONE,
2670     &level.use_explosion_element[0],
2671     NULL,
2672     "use explosion from element:",      "use explosion properties from element"
2673   },
2674   {
2675     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(12),
2676     GADGET_ID_INITIAL_GRAVITY,          GADGET_ID_NONE,
2677     &level.initial_player_gravity[0],
2678     NULL,
2679     "use initial gravity",              "set initial player gravity"
2680   },
2681   {
2682     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2683     GADGET_ID_USE_INITIAL_INVENTORY,    GADGET_ID_NONE,
2684     &level.use_initial_inventory[0],
2685     NULL,
2686     "use initial inventory:",           "use collected elements on level start"
2687   },
2688   {
2689     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2690     GADGET_ID_CAN_PASS_TO_WALKABLE,     GADGET_ID_NONE,
2691     &level.can_pass_to_walkable,
2692     NULL,
2693     "can pass to walkable element",     "player can pass to empty or walkable"
2694   },
2695   {
2696     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2697     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
2698     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2699     NULL,
2700     "can fall into acid (with gravity)","player can fall into acid pool"
2701   },
2702   {
2703     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(0),
2704     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
2705     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
2706     NULL,
2707     "can move into acid",               "element can move into acid pool"
2708   },
2709   {
2710     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2711     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
2712     &custom_element_properties[EP_DONT_COLLIDE_WITH],
2713     NULL,
2714     "deadly when colliding with",       "element is deadly when hitting player"
2715   },
2716   {
2717     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2718     GADGET_ID_ENVELOPE_AUTOWRAP,        GADGET_ID_NONE,
2719     &level.envelope[0].autowrap,
2720     NULL,
2721     "auto-wrap",                        "automatically wrap envelope text"
2722   },
2723   {
2724     -1,                                 ED_ELEMENT_SETTINGS_YPOS(1),
2725     GADGET_ID_ENVELOPE_CENTERED,        GADGET_ID_ENVELOPE_AUTOWRAP,
2726     &level.envelope[0].centered,
2727     " ",
2728     "centered",                         "automatically center envelope text"
2729   },
2730
2731   /* ---------- element settings: configure 1 (custom elements) ----------- */
2732
2733   {
2734     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2735     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
2736     &custom_element.use_gfx_element,
2737
2738     /* !!! add separate "use existing element sound" !!! */
2739 #if 0
2740     NULL,
2741     "use graphic/sound of element:",    "use existing graphic and sound"
2742 #else
2743     NULL,
2744     "use graphic of element:",          "use existing element graphic"
2745 #endif
2746   },
2747   {
2748     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(2),
2749     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
2750     &level.use_custom_template,
2751     NULL,
2752     "use template",                     "use template for custom properties"
2753   },
2754   {
2755     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(3),
2756     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
2757     &custom_element_properties[EP_ACCESSIBLE],
2758     NULL,
2759     NULL,                               "player can walk to or pass this field"
2760   },
2761   {
2762     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2763     GADGET_ID_CUSTOM_GRAV_REACHABLE,    GADGET_ID_NONE,
2764     &custom_element_properties[EP_GRAVITY_REACHABLE],
2765     NULL,
2766     "reachable despite gravity",        "player can walk/dig despite gravity"
2767   },
2768   {
2769     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2770     GADGET_ID_CUSTOM_USE_LAST_VALUE,    GADGET_ID_NONE,
2771     &custom_element.use_last_ce_value,
2772     NULL,
2773     "use last CE value after change",   "use last CE value after change"
2774   },
2775   {
2776     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(5),
2777     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
2778     &custom_element_properties[EP_WALK_TO_OBJECT],
2779     NULL,
2780     NULL,                               "player can dig/collect/push element"
2781   },
2782   {
2783     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2784     GADGET_ID_CUSTOM_INDESTRUCTIBLE,    GADGET_ID_NONE,
2785     &custom_element_properties[EP_INDESTRUCTIBLE],
2786     NULL,
2787     "indestructible",                   "element is indestructible"
2788   },
2789
2790   /* ---------- element settings: configure 2 (custom elements) ----------- */
2791
2792   {
2793     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2794     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
2795     &custom_element_properties[EP_CAN_MOVE],
2796     NULL,
2797     NULL,                               "element can move with some pattern"
2798   },
2799   {
2800     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(7),
2801     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2802     &custom_element_properties[EP_CAN_FALL],
2803     NULL,
2804     "can fall",                         "element can fall down"
2805   },
2806   {
2807     -1,                                 ED_ELEMENT_SETTINGS_YPOS(7),
2808     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2809     &custom_element_properties[EP_CAN_SMASH],
2810     " ",
2811     NULL,                               "element can smash other elements"
2812   },
2813   {
2814     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(8),
2815     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2816     &custom_element_properties[EP_SLIPPERY],
2817     NULL,
2818     NULL,                               "other elements can fall down from it"
2819   },
2820   {
2821     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(9),
2822     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2823     &custom_element_properties[EP_DEADLY],
2824     NULL,
2825     NULL,                               "element can kill the player"
2826   },
2827   {
2828     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(10),
2829     GADGET_ID_CUSTOM_CAN_EXPLODE,       GADGET_ID_NONE,
2830     &custom_element_properties[EP_CAN_EXPLODE],
2831     NULL,
2832     NULL,                               "element can explode"
2833   },
2834   {
2835     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(11),
2836     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2837     &custom_element_properties[EP_EXPLODES_BY_FIRE],
2838     NULL,
2839     "by fire",                          "element can explode by fire/explosion"
2840   },
2841   {
2842     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2843     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2844     &custom_element_properties[EP_EXPLODES_SMASHED],
2845     " ",
2846     "smashed",                          "element can explode when smashed"
2847   },
2848   {
2849     -1,                                 ED_ELEMENT_SETTINGS_YPOS(11),
2850     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2851     &custom_element_properties[EP_EXPLODES_IMPACT],
2852     " ",
2853     "impact",                           "element can explode on impact"
2854   },
2855
2856   /* ---------- element settings: advanced (custom elements) --------------- */
2857
2858   {
2859     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(1),
2860     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2861     &custom_element_change.can_change,
2862     NULL,
2863     "element changes to:",              "change element on specified condition"
2864   },
2865   {
2866     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(2),
2867     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2868     &custom_element_change_events[CE_DELAY],
2869     NULL,
2870     NULL,                               "element changes after delay"
2871   },
2872   {
2873     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(4),
2874     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2875     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2876     NULL,
2877     NULL,                               "element changes by direct action"
2878   },
2879   {
2880     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(5),
2881     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2882     &custom_element_change_events[CE_BY_OTHER_ACTION],
2883     NULL,
2884     NULL,                               "element changes by other element"
2885   },
2886   {
2887     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(8),
2888     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2889     &custom_element_change.explode,
2890     NULL,
2891     "explode instead of change",        "element explodes instead of change"
2892   },
2893   {
2894     ED_ELEMENT_SETTINGS_XPOS(1),        ED_ELEMENT_SETTINGS_YPOS(9),
2895     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2896     &custom_element_change.use_target_content,
2897     NULL,
2898     "use extended change target:",      "element changes to more elements"
2899   },
2900   {
2901     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(11),
2902     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2903     &custom_element_change.only_if_complete,
2904     NULL,
2905     "replace all or nothing",           "only replace when all can be changed"
2906   },
2907   {
2908     ED_ELEMENT_SETTINGS_XPOS(2),        ED_ELEMENT_SETTINGS_YPOS(12),
2909     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2910     &custom_element_change.use_random_replace,
2911     NULL,
2912     NULL,                               "use percentage for random replace"
2913   },
2914   {
2915     ED_ELEMENT_SETTINGS_XPOS(0),        ED_ELEMENT_SETTINGS_YPOS(13),
2916     GADGET_ID_CHANGE_HAS_ACTION,        GADGET_ID_NONE,
2917     &custom_element_change.has_action,
2918     NULL,
2919     NULL,                               "execute action on specified condition"
2920   },
2921 };
2922
2923 static struct
2924 {
2925   int x, y;
2926   int gadget_id;
2927   int gadget_id_align;
2928   int *value;
2929   int area_xsize, area_ysize;
2930   char *text_left, *text_right, *text_below, *infotext;
2931 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2932 {
2933   /* ---------- level playfield content ------------------------------------ */
2934
2935   {
2936     0,                                  0,
2937     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2938     NULL,                               MAX_ED_FIELDX, MAX_ED_FIELDY,
2939     NULL, NULL, NULL,                   NULL
2940   },
2941
2942   /* ---------- yam yam content -------------------------------------------- */
2943
2944   {
2945     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2946     GADGET_ID_YAMYAM_CONTENT_0,         GADGET_ID_NONE,
2947     &level.yamyam_content[0].e[0][0],   3, 3,
2948     NULL, NULL, "1",                    NULL
2949   },
2950   {
2951     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2952     GADGET_ID_YAMYAM_CONTENT_1,         GADGET_ID_NONE,
2953     &level.yamyam_content[1].e[0][0],   3, 3,
2954     NULL, NULL, "2",                    NULL
2955   },
2956   {
2957     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2958     GADGET_ID_YAMYAM_CONTENT_2,         GADGET_ID_NONE,
2959     &level.yamyam_content[2].e[0][0],   3, 3,
2960     NULL, NULL, "3",                    NULL
2961   },
2962   {
2963     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2964     GADGET_ID_YAMYAM_CONTENT_3,         GADGET_ID_NONE,
2965     &level.yamyam_content[3].e[0][0],   3, 3,
2966     NULL, NULL, "4",                    NULL
2967   },
2968   {
2969     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2970     GADGET_ID_YAMYAM_CONTENT_4,         GADGET_ID_NONE,
2971     &level.yamyam_content[4].e[0][0],   3, 3,
2972     NULL, NULL, "5",                    NULL
2973   },
2974   {
2975     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2976     GADGET_ID_YAMYAM_CONTENT_5,         GADGET_ID_NONE,
2977     &level.yamyam_content[5].e[0][0],   3, 3,
2978     NULL, NULL, "6",                    NULL
2979   },
2980   {
2981     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2982     GADGET_ID_YAMYAM_CONTENT_6,         GADGET_ID_NONE,
2983     &level.yamyam_content[6].e[0][0],   3, 3,
2984     NULL, NULL, "7",                    NULL
2985   },
2986   {
2987     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2988     GADGET_ID_YAMYAM_CONTENT_7,         GADGET_ID_NONE,
2989     &level.yamyam_content[7].e[0][0],   3, 3,
2990     NULL, NULL, "8",                    NULL
2991   },
2992
2993   /* ---------- magic ball content ----------------------------------------- */
2994
2995   {
2996     ED_AREA_MAGIC_BALL_CONTENT_XPOS(0), ED_AREA_MAGIC_BALL_CONTENT_YPOS(0),
2997     GADGET_ID_MAGIC_BALL_CONTENT_0,     GADGET_ID_NONE,
2998     &level.ball_content[0].e[0][0],     3, 3,
2999     NULL, NULL, "1",                    NULL
3000   },
3001   {
3002     ED_AREA_MAGIC_BALL_CONTENT_XPOS(1), ED_AREA_MAGIC_BALL_CONTENT_YPOS(1),
3003     GADGET_ID_MAGIC_BALL_CONTENT_1,     GADGET_ID_NONE,
3004     &level.ball_content[1].e[0][0],     3, 3,
3005     NULL, NULL, "2",                    NULL
3006   },
3007   {
3008     ED_AREA_MAGIC_BALL_CONTENT_XPOS(2), ED_AREA_MAGIC_BALL_CONTENT_YPOS(2),
3009     GADGET_ID_MAGIC_BALL_CONTENT_2,     GADGET_ID_NONE,
3010     &level.ball_content[2].e[0][0],     3, 3,
3011     NULL, NULL, "3",                    NULL
3012   },
3013   {
3014     ED_AREA_MAGIC_BALL_CONTENT_XPOS(3), ED_AREA_MAGIC_BALL_CONTENT_YPOS(3),
3015     GADGET_ID_MAGIC_BALL_CONTENT_3,     GADGET_ID_NONE,
3016     &level.ball_content[3].e[0][0],     3, 3,
3017     NULL, NULL, "4",                    NULL
3018   },
3019   {
3020     ED_AREA_MAGIC_BALL_CONTENT_XPOS(4), ED_AREA_MAGIC_BALL_CONTENT_YPOS(4),
3021     GADGET_ID_MAGIC_BALL_CONTENT_4,     GADGET_ID_NONE,
3022     &level.ball_content[4].e[0][0],     3, 3,
3023     NULL, NULL, "5",                    NULL
3024   },
3025   {
3026     ED_AREA_MAGIC_BALL_CONTENT_XPOS(5), ED_AREA_MAGIC_BALL_CONTENT_YPOS(5),
3027     GADGET_ID_MAGIC_BALL_CONTENT_5,     GADGET_ID_NONE,
3028     &level.ball_content[5].e[0][0],     3, 3,
3029     NULL, NULL, "6",                    NULL
3030   },
3031   {
3032     ED_AREA_MAGIC_BALL_CONTENT_XPOS(6), ED_AREA_MAGIC_BALL_CONTENT_YPOS(6),
3033     GADGET_ID_MAGIC_BALL_CONTENT_6,     GADGET_ID_NONE,
3034     &level.ball_content[6].e[0][0],     3, 3,
3035     NULL, NULL, "7",                    NULL
3036   },
3037   {
3038     ED_AREA_MAGIC_BALL_CONTENT_XPOS(7), ED_AREA_MAGIC_BALL_CONTENT_YPOS(7),
3039     GADGET_ID_MAGIC_BALL_CONTENT_7,     GADGET_ID_NONE,
3040     &level.ball_content[7].e[0][0],     3, 3,
3041     NULL, NULL, "8",                    NULL
3042   },
3043
3044   /* ---------- android content -------------------------------------------- */
3045
3046   {
3047     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(5),
3048     GADGET_ID_ANDROID_CONTENT,          GADGET_ID_NONE,
3049     &level.android_clone_element[0],    MAX_ANDROID_ELEMENTS, 1,
3050     "elements:", NULL, NULL,            "elements android can clone"
3051   },
3052
3053   /* ---------- amoeba content --------------------------------------------- */
3054
3055   {
3056     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(3),
3057     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
3058     &level.amoeba_content,              1, 1,
3059     "content:", NULL, NULL,             "amoeba content"
3060   },
3061
3062   /* ---------- level start element ---------------------------------------- */
3063
3064   {
3065     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(9),
3066     GADGET_ID_START_ELEMENT,            GADGET_ID_USE_START_ELEMENT,
3067     &level.start_element[0],            1, 1,
3068     NULL, NULL, NULL,                   "level start element"
3069   },
3070
3071   /* ---------- player artwork element ------------------------------------- */
3072
3073   {
3074     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(10),
3075     GADGET_ID_ARTWORK_ELEMENT,          GADGET_ID_USE_ARTWORK_ELEMENT,
3076     &level.artwork_element[0],          1, 1,
3077     NULL, NULL, NULL,                   "element for player artwork"
3078   },
3079
3080   /* ---------- player explosion element ----------------------------------- */
3081
3082   {
3083     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(11),
3084     GADGET_ID_EXPLOSION_ELEMENT,        GADGET_ID_USE_EXPLOSION_ELEMENT,
3085     &level.explosion_element[0],        1, 1,
3086     NULL, NULL, NULL,                   "element for player explosion"
3087   },
3088
3089   /* ---------- player initial inventory ----------------------------------- */
3090
3091   {
3092     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3093     GADGET_ID_INVENTORY_CONTENT,        GADGET_ID_USE_INITIAL_INVENTORY,
3094     &level.initial_inventory_content[0][0], MAX_INITIAL_INVENTORY_SIZE, 1,
3095     NULL, NULL, NULL,                   "content for initial inventory"
3096   },
3097
3098   /* ---------- element settings: configure 1 (custom elements) ----------- */
3099
3100   /* ---------- custom graphic --------------------------------------------- */
3101
3102   {
3103     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3104     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
3105     &custom_element.gfx_element_initial,1, 1,
3106     NULL, NULL, NULL,                   "custom graphic element"
3107   },
3108
3109   /* ---------- element settings: configure 2 (custom elements) ----------- */
3110
3111   /* ---------- custom content (when exploding) ---------------------------- */
3112
3113   {
3114     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(10),
3115     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
3116     &custom_element.content.e[0][0],    3, 3,
3117     "content:", NULL, NULL,             NULL
3118   },
3119
3120   /* ---------- custom enter and leave element (when moving) --------------- */
3121
3122   {
3123     ED_AREA_1X1_SETTINGS_XPOS(1),       ED_AREA_1X1_SETTINGS_YPOS(3),
3124     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
3125     &custom_element.move_enter_element, 1, 1,
3126     "can dig:", " ", NULL,              "element that can be digged/collected"
3127   },
3128   {
3129     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(3),
3130     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
3131     &custom_element.move_leave_element, 1, 1,
3132     NULL, NULL, NULL,                   "element that will be left behind"
3133   },
3134
3135   /* ---------- element settings: advanced (custom elements) --------------- */
3136
3137   /* ---------- custom change target --------------------------------------- */
3138
3139   {
3140     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(1),
3141     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
3142     &custom_element_change.target_element, 1, 1,
3143     NULL, "after/when:", NULL,          "new target element after change"
3144   },
3145
3146   /* ---------- custom change content (extended change target) ------------- */
3147
3148   {
3149     -1,                                 ED_AREA_3X3_SETTINGS_YPOS(9),
3150     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
3151     &custom_element_change.target_content.e[0][0], 3, 3,
3152     NULL, NULL, NULL,                   "new extended elements after change"
3153   },
3154
3155   /* ---------- custom change trigger (element causing change) ------------- */
3156
3157   {
3158     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(5),
3159     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
3160     &custom_element_change.initial_trigger_element, 1, 1,
3161     NULL, NULL, NULL,                   "other element triggering change"
3162   },
3163
3164   /* ---------- custom change action (element used for action) ------------- */
3165
3166   {
3167     -1,                                 ED_AREA_1X1_SETTINGS_YPOS(13),
3168     GADGET_ID_CUSTOM_CHANGE_ACTION,     GADGET_ID_ACTION_ARG,
3169     &custom_element_change.action_element, 1, 1,
3170     NULL, NULL, NULL,                   "element used as action parameter"
3171   },
3172
3173   /* ---------- group element content -------------------------------------- */
3174
3175   {
3176     ED_AREA_1X1_SETTINGS_XPOS(0),       ED_AREA_1X1_SETTINGS_YPOS(4),
3177     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
3178     &group_element_info.element[0],     MAX_ELEMENTS_IN_GROUP, 1,
3179     "content:", NULL, NULL,             NULL
3180   },
3181
3182   /* ---------- random background (for random painting) -------------------- */
3183
3184   {
3185     -1,                                 ED_ELEMENT_SETTINGS_YPOS(14),
3186     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
3187     &random_placement_background_element, 1, 1,
3188     NULL, NULL, NULL,                   "random placement background"
3189   },
3190 };
3191
3192
3193 /*
3194   -----------------------------------------------------------------------------
3195   some internally used variables
3196   -----------------------------------------------------------------------------
3197 */
3198
3199 /* actual size of level editor drawing area */
3200 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
3201
3202 /* actual position of level editor drawing area in level playfield */
3203 static int level_xpos = -1, level_ypos = -1;
3204
3205 #if 1
3206 #define IN_ED_FIELD(x,y)        IN_FIELD(x, y, ed_fieldx, ed_fieldy)
3207 #else
3208 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
3209 #endif
3210
3211 /* drawing elements on the three mouse buttons */
3212 static int new_element1 = EL_WALL;
3213 static int new_element2 = EL_EMPTY;
3214 static int new_element3 = EL_SAND;
3215
3216 #define IS_VALID_BUTTON(button) (button >= 1 && button <= 3)
3217 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
3218                                 (button) == 2 ? new_element2 : \
3219                                 (button) == 3 ? new_element3 : EL_EMPTY)
3220 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
3221
3222 /* forward declaration for internal use */
3223 static void ModifyEditorCounterValue(int, int);
3224 static void ModifyEditorCounterLimits(int, int, int);
3225 static void ModifyEditorSelectboxValue(int, int);
3226 static void ModifyEditorSelectboxOptions(int, struct ValueTextInfo *);
3227 static void ModifyEditorDrawingArea(int, int, int);
3228 static void ModifyEditorElementList();
3229 static void AdjustElementListScrollbar();
3230 static void RedrawDrawingElements();
3231 static void DrawDrawingWindow();
3232 static void DrawLevelInfoWindow();
3233 static void DrawPropertiesWindow();
3234 static void UpdateCustomElementGraphicGadgets();
3235 static boolean checkPropertiesConfig(int);
3236 static void CopyLevelToUndoBuffer(int);
3237 static void HandleDrawingAreas(struct GadgetInfo *);
3238 static void HandleCounterButtons(struct GadgetInfo *);
3239 static void HandleTextInputGadgets(struct GadgetInfo *);
3240 static void HandleTextAreaGadgets(struct GadgetInfo *);
3241 static void HandleSelectboxGadgets(struct GadgetInfo *);
3242 static void HandleTextbuttonGadgets(struct GadgetInfo *);
3243 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
3244 static void HandleRadiobuttons(struct GadgetInfo *);
3245 static void HandleCheckbuttons(struct GadgetInfo *);
3246 static void HandleControlButtons(struct GadgetInfo *);
3247 static void HandleDrawingAreaInfo(struct GadgetInfo *);
3248 static void PrintEditorGadgetInfoText(struct GadgetInfo *);
3249
3250 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
3251 static int right_gadget_border[NUM_EDITOR_GADGETS];
3252
3253 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
3254 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
3255 static boolean draw_with_brush = FALSE;
3256 static int properties_element = 0;
3257
3258 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3259 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3260 static short IntelliDrawBuffer[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
3261 static int undo_buffer_position = 0;
3262 static int undo_buffer_steps = 0;
3263
3264 static int edit_mode;
3265 static int edit_mode_properties;
3266
3267 static int element_shift = 0;
3268
3269 static int editor_el_players[] =
3270 {
3271   EL_PLAYER_1,
3272   EL_PLAYER_2,
3273   EL_PLAYER_3,
3274   EL_PLAYER_4
3275 };
3276 static int *editor_el_players_ptr = editor_el_players;
3277 static int num_editor_el_players = SIZEOF_ARRAY_INT(editor_el_players);
3278
3279 static int editor_hl_boulderdash[] =
3280 {
3281   EL_INTERNAL_CASCADE_BD_ACTIVE,
3282   EL_CHAR('B'),
3283   EL_CHAR('D'),
3284   EL_EMPTY,
3285 };
3286
3287 static int editor_el_boulderdash[] =
3288 {
3289   EL_EMPTY,
3290   EL_SAND,
3291   EL_BD_ROCK,
3292   EL_BD_DIAMOND,
3293
3294   EL_STEELWALL,
3295   EL_BD_WALL,
3296   EL_BD_EXPANDABLE_WALL,
3297   EL_BD_MAGIC_WALL,
3298
3299   EL_BD_AMOEBA,
3300   EL_BD_BUTTERFLY_UP,
3301   EL_BD_FIREFLY_UP,
3302   EL_EXIT_CLOSED,
3303
3304   EL_BD_BUTTERFLY_LEFT,
3305   EL_BD_FIREFLY_LEFT,
3306   EL_BD_BUTTERFLY_RIGHT,
3307   EL_BD_FIREFLY_RIGHT,
3308
3309   EL_EMPTY,
3310   EL_BD_BUTTERFLY_DOWN,
3311   EL_BD_FIREFLY_DOWN,
3312   EL_EXIT_OPEN,
3313 };
3314 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
3315 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
3316 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
3317 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
3318
3319 static int editor_hl_emerald_mine[] =
3320 {
3321   EL_INTERNAL_CASCADE_EM_ACTIVE,
3322   EL_CHAR('E'),
3323   EL_CHAR('M'),
3324   EL_EMPTY,
3325 };
3326
3327 static int editor_el_emerald_mine[] =
3328 {
3329   EL_SAND,
3330   EL_ROCK,
3331   EL_QUICKSAND_EMPTY,
3332   EL_QUICKSAND_FULL,
3333
3334   EL_STEELWALL,
3335   EL_WALL,
3336   EL_WALL_SLIPPERY,
3337   EL_MAGIC_WALL,
3338
3339   EL_EMERALD,
3340   EL_DIAMOND,
3341   EL_NUT,
3342   EL_BOMB,
3343
3344   EL_WALL_EMERALD,
3345   EL_WALL_DIAMOND,
3346   EL_DYNAMITE,
3347   EL_DYNAMITE_ACTIVE,
3348
3349   EL_YAMYAM,
3350   EL_BUG_UP,
3351   EL_SPACESHIP_UP,
3352   EL_ROBOT,
3353
3354   EL_BUG_LEFT,
3355   EL_SPACESHIP_LEFT,
3356   EL_BUG_RIGHT,
3357   EL_SPACESHIP_RIGHT,
3358
3359   EL_ROBOT_WHEEL,
3360   EL_BUG_DOWN,
3361   EL_SPACESHIP_DOWN,
3362   EL_INVISIBLE_WALL,
3363
3364   EL_ACID_POOL_TOPLEFT,
3365   EL_ACID,
3366   EL_ACID_POOL_TOPRIGHT,
3367   EL_AMOEBA_DROP,
3368
3369   EL_ACID_POOL_BOTTOMLEFT,
3370   EL_ACID_POOL_BOTTOM,
3371   EL_ACID_POOL_BOTTOMRIGHT,
3372   EL_AMOEBA_WET,
3373
3374   EL_EM_KEY_1,
3375   EL_EM_KEY_2,
3376   EL_EM_KEY_3,
3377   EL_EM_KEY_4,
3378
3379   EL_EM_GATE_1,
3380   EL_EM_GATE_2,
3381   EL_EM_GATE_3,
3382   EL_EM_GATE_4,
3383
3384   EL_EM_GATE_1_GRAY,
3385   EL_EM_GATE_2_GRAY,
3386   EL_EM_GATE_3_GRAY,
3387   EL_EM_GATE_4_GRAY,
3388
3389   EL_EM_EXIT_CLOSED,
3390   EL_EM_EXIT_OPEN,
3391   EL_EM_STEEL_EXIT_CLOSED,
3392   EL_EM_STEEL_EXIT_OPEN,
3393 };
3394 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
3395 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
3396 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
3397 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
3398
3399 static int editor_hl_emerald_mine_club[] =
3400 {
3401   EL_INTERNAL_CASCADE_EMC_ACTIVE,
3402   EL_CHAR('E'),
3403   EL_CHAR('M'),
3404   EL_CHAR('C'),
3405 };
3406
3407 static int editor_el_emerald_mine_club[] =
3408 {
3409   EL_EMC_KEY_5,
3410   EL_EMC_KEY_6,
3411   EL_EMC_KEY_7,
3412   EL_EMC_KEY_8,
3413
3414   EL_EMC_GATE_5,
3415   EL_EMC_GATE_6,
3416   EL_EMC_GATE_7,
3417   EL_EMC_GATE_8,
3418
3419   EL_EMC_GATE_5_GRAY,
3420   EL_EMC_GATE_6_GRAY,
3421   EL_EMC_GATE_7_GRAY,
3422   EL_EMC_GATE_8_GRAY,
3423
3424   EL_EMC_STEELWALL_1,
3425   EL_EMC_STEELWALL_2,
3426   EL_EMC_STEELWALL_3,
3427   EL_EMC_STEELWALL_4,
3428
3429   EL_EMC_WALL_13,
3430   EL_EMC_WALL_14,
3431   EL_EMC_WALL_15,
3432   EL_EMC_WALL_16,
3433
3434   EL_EMC_WALL_SLIPPERY_1,
3435   EL_EMC_WALL_SLIPPERY_2,
3436   EL_EMC_WALL_SLIPPERY_3,
3437   EL_EMC_WALL_SLIPPERY_4,
3438
3439   EL_EMC_WALL_1,
3440   EL_EMC_WALL_2,
3441   EL_EMC_WALL_3,
3442   EL_EMC_WALL_4,
3443
3444   EL_EMC_WALL_5,
3445   EL_EMC_WALL_6,
3446   EL_EMC_WALL_7,
3447   EL_EMC_WALL_8,
3448
3449   EL_EMC_WALL_9,
3450   EL_EMC_WALL_10,
3451   EL_EMC_WALL_11,
3452   EL_EMC_WALL_12,
3453
3454   EL_EMC_GRASS,
3455   EL_EMC_FAKE_GRASS,
3456   EL_EMC_PLANT,
3457   EL_EMC_DRIPPER,
3458
3459   EL_EMC_MAGIC_BALL,
3460   EL_EMC_MAGIC_BALL_SWITCH,
3461   EL_SPRING,
3462   EL_EMC_SPRING_BUMPER,
3463
3464   EL_EMC_LENSES,
3465   EL_EMC_MAGNIFIER,
3466   EL_EM_DYNAMITE,
3467   EL_EM_DYNAMITE_ACTIVE,
3468
3469   EL_BALLOON,
3470   EL_YAMYAM_UP,
3471   EL_BALLOON_SWITCH_UP,
3472   EL_BALLOON_SWITCH_ANY,
3473
3474   EL_YAMYAM_LEFT,
3475   EL_BALLOON_SWITCH_LEFT,
3476   EL_YAMYAM_RIGHT,
3477   EL_BALLOON_SWITCH_RIGHT,
3478
3479   EL_EMC_ANDROID,
3480   EL_YAMYAM_DOWN,
3481   EL_BALLOON_SWITCH_DOWN,
3482   EL_BALLOON_SWITCH_NONE,
3483 };
3484 static int *editor_hl_emerald_mine_club_ptr = editor_hl_emerald_mine_club;
3485 static int *editor_el_emerald_mine_club_ptr = editor_el_emerald_mine_club;
3486 static int num_editor_hl_emerald_mine_club=SIZEOF_ARRAY_INT(editor_hl_emerald_mine_club);
3487 static int num_editor_el_emerald_mine_club=SIZEOF_ARRAY_INT(editor_el_emerald_mine_club);
3488
3489 static int editor_hl_rnd[] =
3490 {
3491   EL_INTERNAL_CASCADE_RND_ACTIVE,
3492   EL_CHAR('R'),
3493   EL_CHAR('N'),
3494   EL_CHAR('D'),
3495 };
3496
3497 static int editor_el_rnd[] =
3498 {
3499   EL_KEY_1,
3500   EL_KEY_2,
3501   EL_KEY_3,
3502   EL_KEY_4,
3503
3504   EL_GATE_1,
3505   EL_GATE_2,
3506   EL_GATE_3,
3507   EL_GATE_4,
3508
3509   EL_GATE_1_GRAY,
3510   EL_GATE_2_GRAY,
3511   EL_GATE_3_GRAY,
3512   EL_GATE_4_GRAY,
3513
3514   EL_ARROW_LEFT,
3515   EL_ARROW_RIGHT,
3516   EL_ARROW_UP,
3517   EL_ARROW_DOWN,
3518
3519   EL_AMOEBA_DEAD,
3520   EL_AMOEBA_DRY,
3521   EL_AMOEBA_FULL,
3522   EL_GAME_OF_LIFE,
3523
3524   EL_EMERALD_YELLOW,
3525   EL_EMERALD_RED,
3526   EL_EMERALD_PURPLE,
3527   EL_BIOMAZE,
3528
3529   EL_WALL_EMERALD_YELLOW,
3530   EL_WALL_EMERALD_RED,
3531   EL_WALL_EMERALD_PURPLE,
3532   EL_WALL_BD_DIAMOND,
3533
3534   EL_SPEED_PILL,
3535   EL_PACMAN_UP,
3536   EL_TIME_ORB_FULL,
3537   EL_TIME_ORB_EMPTY,
3538
3539   EL_PACMAN_LEFT,
3540   EL_DARK_YAMYAM,
3541   EL_PACMAN_RIGHT,
3542   EL_EMPTY,
3543
3544   EL_BLACK_ORB,
3545   EL_PACMAN_DOWN,
3546   EL_LAMP,
3547   EL_LAMP_ACTIVE,
3548
3549   EL_DYNABOMB_INCREASE_NUMBER,
3550   EL_DYNABOMB_INCREASE_SIZE,
3551   EL_DYNABOMB_INCREASE_POWER,
3552   EL_STONEBLOCK,
3553
3554   EL_MOLE,
3555   EL_PENGUIN,
3556   EL_PIG,
3557   EL_DRAGON,
3558
3559   EL_BUG,
3560   EL_MOLE_UP,
3561   EL_BD_BUTTERFLY,
3562   EL_BD_FIREFLY,
3563
3564   EL_MOLE_LEFT,
3565   EL_SATELLITE,
3566   EL_MOLE_RIGHT,
3567   EL_PACMAN,
3568
3569   EL_SPACESHIP,
3570   EL_MOLE_DOWN,
3571   EL_INVISIBLE_STEELWALL,
3572   EL_INVISIBLE_WALL,
3573
3574   EL_EXPANDABLE_WALL,
3575   EL_EXPANDABLE_WALL_HORIZONTAL,
3576   EL_EXPANDABLE_WALL_VERTICAL,
3577   EL_EXPANDABLE_WALL_ANY,
3578 };
3579 static int *editor_hl_rnd_ptr = editor_hl_rnd;
3580 static int *editor_el_rnd_ptr = editor_el_rnd;
3581 static int num_editor_hl_rnd = SIZEOF_ARRAY_INT(editor_hl_rnd);
3582 static int num_editor_el_rnd = SIZEOF_ARRAY_INT(editor_el_rnd);
3583
3584 static int editor_hl_sokoban[] =
3585 {
3586   EL_INTERNAL_CASCADE_SB_ACTIVE,
3587   EL_CHAR('S'),
3588   EL_CHAR('B'),
3589   EL_EMPTY,
3590 };
3591
3592 static int editor_el_sokoban[] =
3593 {
3594   EL_SOKOBAN_OBJECT,
3595   EL_SOKOBAN_FIELD_EMPTY,
3596   EL_SOKOBAN_FIELD_FULL,
3597   EL_SOKOBAN_FIELD_PLAYER,
3598 };
3599 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
3600 static int *editor_el_sokoban_ptr = editor_el_sokoban;
3601 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
3602 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
3603
3604 static int editor_hl_supaplex[] =
3605 {
3606   EL_INTERNAL_CASCADE_SP_ACTIVE,
3607   EL_CHAR('S'),
3608   EL_CHAR('P'),
3609   EL_EMPTY,
3610 };
3611
3612 static int editor_el_supaplex[] =
3613 {
3614   EL_SP_MURPHY,
3615   EL_EMPTY,
3616   EL_SP_BASE,
3617   EL_SP_BUGGY_BASE,
3618
3619   EL_SP_INFOTRON,
3620   EL_SP_ZONK,
3621   EL_SP_SNIKSNAK,
3622   EL_SP_ELECTRON,
3623
3624   EL_SP_DISK_RED,
3625   EL_SP_DISK_ORANGE,
3626   EL_SP_DISK_YELLOW,
3627   EL_SP_TERMINAL,
3628
3629   EL_SP_EXIT_CLOSED,
3630   EL_SP_PORT_HORIZONTAL,
3631   EL_SP_PORT_VERTICAL,
3632   EL_SP_PORT_ANY,
3633
3634   EL_SP_PORT_LEFT,
3635   EL_SP_PORT_RIGHT,
3636   EL_SP_PORT_UP,
3637   EL_SP_PORT_DOWN,
3638
3639   EL_SP_GRAVITY_PORT_LEFT,
3640   EL_SP_GRAVITY_PORT_RIGHT,
3641   EL_SP_GRAVITY_PORT_UP,
3642   EL_SP_GRAVITY_PORT_DOWN,
3643
3644   EL_SP_HARDWARE_GRAY,
3645   EL_SP_HARDWARE_GREEN,
3646   EL_SP_HARDWARE_BLUE,
3647   EL_SP_HARDWARE_RED,
3648
3649   EL_SP_HARDWARE_BASE_1,
3650   EL_SP_HARDWARE_BASE_2,
3651   EL_SP_HARDWARE_BASE_3,
3652   EL_SP_HARDWARE_BASE_4,
3653
3654   EL_SP_HARDWARE_BASE_5,
3655   EL_SP_HARDWARE_BASE_6,
3656   EL_SP_HARDWARE_YELLOW,
3657   EL_SP_CHIP_TOP,
3658
3659   EL_SP_CHIP_SINGLE,
3660   EL_SP_CHIP_LEFT,
3661   EL_SP_CHIP_RIGHT,
3662   EL_SP_CHIP_BOTTOM,
3663 };
3664 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
3665 static int *editor_el_supaplex_ptr = editor_el_supaplex;
3666 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
3667 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
3668
3669 static int editor_hl_diamond_caves[] =
3670 {
3671   EL_INTERNAL_CASCADE_DC_ACTIVE,
3672   EL_CHAR('D'),
3673   EL_CHAR('C'),
3674   EL_CHAR('2'),
3675 };
3676
3677 static int editor_el_diamond_caves[] =
3678 {
3679   EL_PEARL,
3680   EL_CRYSTAL,
3681   EL_WALL_PEARL,
3682   EL_WALL_CRYSTAL,
3683
3684   EL_CONVEYOR_BELT_1_LEFT,
3685   EL_CONVEYOR_BELT_1_MIDDLE,
3686   EL_CONVEYOR_BELT_1_RIGHT,
3687   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
3688
3689   EL_CONVEYOR_BELT_2_LEFT,
3690   EL_CONVEYOR_BELT_2_MIDDLE,
3691   EL_CONVEYOR_BELT_2_RIGHT,
3692   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
3693
3694   EL_CONVEYOR_BELT_3_LEFT,
3695   EL_CONVEYOR_BELT_3_MIDDLE,
3696   EL_CONVEYOR_BELT_3_RIGHT,
3697   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
3698
3699   EL_CONVEYOR_BELT_4_LEFT,
3700   EL_CONVEYOR_BELT_4_MIDDLE,
3701   EL_CONVEYOR_BELT_4_RIGHT,
3702   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
3703
3704   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
3705   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
3706   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
3707   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
3708
3709   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
3710   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
3711   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
3712   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
3713
3714   EL_TIMEGATE_CLOSED,
3715   EL_TIMEGATE_OPEN,
3716   EL_TIMEGATE_SWITCH,
3717   EL_DC_TIMEGATE_SWITCH,
3718
3719   EL_SWITCHGATE_CLOSED,
3720   EL_SWITCHGATE_OPEN,
3721   EL_SWITCHGATE_SWITCH_UP,
3722   EL_SWITCHGATE_SWITCH_DOWN,
3723
3724   EL_LIGHT_SWITCH,
3725   EL_LIGHT_SWITCH_ACTIVE,
3726   EL_DC_SWITCHGATE_SWITCH_UP,
3727   EL_DC_SWITCHGATE_SWITCH_DOWN,
3728
3729   EL_STEEL_EXIT_CLOSED,
3730   EL_STEEL_EXIT_OPEN,
3731   EL_STEELWALL_SLIPPERY,
3732   EL_INVISIBLE_SAND,
3733
3734   EL_QUICKSAND_FAST_EMPTY,
3735   EL_QUICKSAND_FAST_FULL,
3736   EL_LANDMINE,
3737   EL_DC_LANDMINE,
3738
3739   EL_SHIELD_NORMAL,
3740   EL_SHIELD_DEADLY,
3741   EL_EXTRA_TIME,
3742   EL_DC_MAGIC_WALL,
3743
3744   EL_ENVELOPE_1,
3745   EL_ENVELOPE_2,
3746   EL_ENVELOPE_3,
3747   EL_ENVELOPE_4,
3748
3749   EL_SIGN_RADIOACTIVITY,
3750   EL_SIGN_WHEELCHAIR,
3751   EL_SIGN_PARKING,
3752   EL_SIGN_NO_ENTRY,
3753
3754   EL_SIGN_GIVE_WAY,
3755   EL_SIGN_ENTRY_FORBIDDEN,
3756   EL_SIGN_EMERGENCY_EXIT,
3757   EL_SIGN_YIN_YANG,
3758
3759 #if 0
3760   EL_SIGN_SPERMS,
3761   EL_SIGN_BULLET,
3762   EL_SIGN_HEART,
3763   EL_SIGN_CROSS,
3764
3765   EL_SIGN_FRANKIE,
3766   EL_EMPTY,
3767   EL_EMPTY,
3768   EL_EMPTY,
3769
3770   EL_SPERMS,
3771   EL_BULLET,
3772   EL_HEART,
3773   EL_CROSS,
3774
3775   EL_FRANKIE,
3776   EL_EMPTY,
3777   EL_EMPTY,
3778   EL_EMPTY,
3779 #endif
3780
3781   EL_DC_STEELWALL_2_SINGLE,
3782   EL_DC_STEELWALL_2_TOP,
3783   EL_SIGN_EXCLAMATION,
3784   EL_SIGN_STOP,
3785
3786   EL_DC_STEELWALL_2_LEFT,
3787   EL_DC_STEELWALL_2_MIDDLE,
3788   EL_DC_STEELWALL_2_HORIZONTAL,
3789   EL_DC_STEELWALL_2_RIGHT,
3790
3791   EL_DC_STEELWALL_1_TOPLEFT,
3792   EL_DC_STEELWALL_2_VERTICAL,
3793   EL_DC_STEELWALL_1_TOPRIGHT,
3794   EL_DC_GATE_WHITE,
3795
3796   EL_DC_STEELWALL_1_VERTICAL,
3797   EL_DC_STEELWALL_2_BOTTOM,
3798   EL_DC_KEY_WHITE,
3799   EL_DC_GATE_WHITE_GRAY,
3800
3801   EL_DC_STEELWALL_1_BOTTOMLEFT,
3802   EL_DC_STEELWALL_1_HORIZONTAL,
3803   EL_DC_STEELWALL_1_BOTTOMRIGHT,
3804   EL_DC_GATE_FAKE_GRAY,
3805
3806   EL_DC_STEELWALL_1_BOTTOMRIGHT_2,
3807   EL_DC_STEELWALL_1_BOTTOM,
3808   EL_DC_STEELWALL_1_BOTTOMLEFT_2,
3809   EL_EXPANDABLE_STEELWALL_HORIZONTAL,
3810
3811   EL_DC_STEELWALL_1_RIGHT,
3812   EL_EMPTY,
3813   EL_DC_STEELWALL_1_LEFT,
3814   EL_EXPANDABLE_STEELWALL_VERTICAL,
3815
3816   EL_DC_STEELWALL_1_TOPRIGHT_2,
3817   EL_DC_STEELWALL_1_TOP,
3818   EL_DC_STEELWALL_1_TOPLEFT_2,
3819   EL_EXPANDABLE_STEELWALL_ANY,
3820 };
3821 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
3822 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
3823 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
3824 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
3825
3826 static int editor_hl_dx_boulderdash[] =
3827 {
3828   EL_INTERNAL_CASCADE_DX_ACTIVE,
3829   EL_CHAR('D'),
3830   EL_CHAR('X'),
3831   EL_EMPTY,
3832 };
3833
3834 static int editor_el_dx_boulderdash[] =
3835 {
3836   EL_EMPTY,
3837   EL_TUBE_RIGHT_DOWN,
3838   EL_TUBE_HORIZONTAL_DOWN,
3839   EL_TUBE_LEFT_DOWN,
3840
3841   EL_TUBE_HORIZONTAL,
3842   EL_TUBE_VERTICAL_RIGHT,
3843   EL_TUBE_ANY,
3844   EL_TUBE_VERTICAL_LEFT,
3845
3846   EL_TUBE_VERTICAL,
3847   EL_TUBE_RIGHT_UP,
3848   EL_TUBE_HORIZONTAL_UP,
3849   EL_TUBE_LEFT_UP,
3850
3851   EL_TRAP,
3852   EL_DX_SUPABOMB,
3853   EL_EMPTY,
3854   EL_EMPTY
3855 };
3856 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
3857 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
3858 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
3859 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
3860
3861 static int editor_hl_chars[] =
3862 {
3863   EL_INTERNAL_CASCADE_CHARS_ACTIVE,
3864   EL_CHAR('T'),
3865   EL_CHAR('X'),
3866   EL_CHAR('T'),
3867 };
3868
3869 static int editor_el_chars[] =
3870 {
3871   EL_CHAR(' '),
3872   EL_CHAR('!'),
3873   EL_CHAR('"'),
3874   EL_CHAR('#'),
3875
3876   EL_CHAR('$'),
3877   EL_CHAR('%'),
3878   EL_CHAR('&'),
3879   EL_CHAR('\''),
3880
3881   EL_CHAR('('),
3882   EL_CHAR(')'),
3883   EL_CHAR('*'),
3884   EL_CHAR('+'),
3885
3886   EL_CHAR(','),
3887   EL_CHAR('-'),
3888   EL_CHAR('.'),
3889   EL_CHAR('/'),
3890
3891   EL_CHAR('0'),
3892   EL_CHAR('1'),
3893   EL_CHAR('2'),
3894   EL_CHAR('3'),
3895
3896   EL_CHAR('4'),
3897   EL_CHAR('5'),
3898   EL_CHAR('6'),
3899   EL_CHAR('7'),
3900
3901   EL_CHAR('8'),
3902   EL_CHAR('9'),
3903   EL_CHAR(':'),
3904   EL_CHAR(';'),
3905
3906   EL_CHAR('<'),
3907   EL_CHAR('='),
3908   EL_CHAR('>'),
3909   EL_CHAR('?'),
3910
3911   EL_CHAR('@'),
3912   EL_CHAR('A'),
3913   EL_CHAR('B'),
3914   EL_CHAR('C'),
3915
3916   EL_CHAR('D'),
3917   EL_CHAR('E'),
3918   EL_CHAR('F'),
3919   EL_CHAR('G'),
3920
3921   EL_CHAR('H'),
3922   EL_CHAR('I'),
3923   EL_CHAR('J'),
3924   EL_CHAR('K'),
3925
3926   EL_CHAR('L'),
3927   EL_CHAR('M'),
3928   EL_CHAR('N'),
3929   EL_CHAR('O'),
3930
3931   EL_CHAR('P'),
3932   EL_CHAR('Q'),
3933   EL_CHAR('R'),
3934   EL_CHAR('S'),
3935
3936   EL_CHAR('T'),
3937   EL_CHAR('U'),
3938   EL_CHAR('V'),
3939   EL_CHAR('W'),
3940
3941   EL_CHAR('X'),
3942   EL_CHAR('Y'),
3943   EL_CHAR('Z'),
3944   EL_CHAR('['),
3945
3946   EL_CHAR('\\'),
3947   EL_CHAR(']'),
3948   EL_CHAR('^'),
3949   EL_CHAR('_'),
3950
3951   EL_CHAR('©'),
3952   EL_CHAR('Ä'),
3953   EL_CHAR('Ö'),
3954   EL_CHAR('Ü'),
3955
3956   EL_CHAR('°'),
3957   EL_CHAR('®'),
3958   EL_CHAR(FONT_ASCII_CURSOR),
3959   EL_CHAR(FONT_ASCII_BUTTON),
3960
3961   EL_CHAR(FONT_ASCII_UP),
3962   EL_CHAR(FONT_ASCII_DOWN),
3963   EL_CHAR(' '),
3964   EL_CHAR(' ')
3965 };
3966 static int *editor_hl_chars_ptr = editor_hl_chars;
3967 static int *editor_el_chars_ptr = editor_el_chars;
3968 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
3969 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
3970
3971 static int editor_hl_steel_chars[] =
3972 {
3973   EL_INTERNAL_CASCADE_STEEL_CHARS_ACTIVE,
3974   EL_STEEL_CHAR('T'),
3975   EL_STEEL_CHAR('X'),
3976   EL_STEEL_CHAR('T'),
3977 };
3978
3979 static int editor_el_steel_chars[] =
3980 {
3981   EL_STEEL_CHAR(' '),
3982   EL_STEEL_CHAR('!'),
3983   EL_STEEL_CHAR('"'),
3984   EL_STEEL_CHAR('#'),
3985
3986   EL_STEEL_CHAR('$'),
3987   EL_STEEL_CHAR('%'),
3988   EL_STEEL_CHAR('&'),
3989   EL_STEEL_CHAR('\''),
3990
3991   EL_STEEL_CHAR('('),
3992   EL_STEEL_CHAR(')'),
3993   EL_STEEL_CHAR('*'),
3994   EL_STEEL_CHAR('+'),
3995
3996   EL_STEEL_CHAR(','),
3997   EL_STEEL_CHAR('-'),
3998   EL_STEEL_CHAR('.'),
3999   EL_STEEL_CHAR('/'),
4000
4001   EL_STEEL_CHAR('0'),
4002   EL_STEEL_CHAR('1'),
4003   EL_STEEL_CHAR('2'),
4004   EL_STEEL_CHAR('3'),
4005
4006   EL_STEEL_CHAR('4'),
4007   EL_STEEL_CHAR('5'),
4008   EL_STEEL_CHAR('6'),
4009   EL_STEEL_CHAR('7'),
4010
4011   EL_STEEL_CHAR('8'),
4012   EL_STEEL_CHAR('9'),
4013   EL_STEEL_CHAR(':'),
4014   EL_STEEL_CHAR(';'),
4015
4016   EL_STEEL_CHAR('<'),
4017   EL_STEEL_CHAR('='),
4018   EL_STEEL_CHAR('>'),
4019   EL_STEEL_CHAR('?'),
4020
4021   EL_STEEL_CHAR('@'),
4022   EL_STEEL_CHAR('A'),
4023   EL_STEEL_CHAR('B'),
4024   EL_STEEL_CHAR('C'),
4025
4026   EL_STEEL_CHAR('D'),
4027   EL_STEEL_CHAR('E'),
4028   EL_STEEL_CHAR('F'),
4029   EL_STEEL_CHAR('G'),
4030
4031   EL_STEEL_CHAR('H'),
4032   EL_STEEL_CHAR('I'),
4033   EL_STEEL_CHAR('J'),
4034   EL_STEEL_CHAR('K'),
4035
4036   EL_STEEL_CHAR('L'),
4037   EL_STEEL_CHAR('M'),
4038   EL_STEEL_CHAR('N'),
4039   EL_STEEL_CHAR('O'),
4040
4041   EL_STEEL_CHAR('P'),
4042   EL_STEEL_CHAR('Q'),
4043   EL_STEEL_CHAR('R'),
4044   EL_STEEL_CHAR('S'),
4045
4046   EL_STEEL_CHAR('T'),
4047   EL_STEEL_CHAR('U'),
4048   EL_STEEL_CHAR('V'),
4049   EL_STEEL_CHAR('W'),
4050
4051   EL_STEEL_CHAR('X'),
4052   EL_STEEL_CHAR('Y'),
4053   EL_STEEL_CHAR('Z'),
4054   EL_STEEL_CHAR('['),
4055
4056   EL_STEEL_CHAR('\\'),
4057   EL_STEEL_CHAR(']'),
4058   EL_STEEL_CHAR('^'),
4059   EL_STEEL_CHAR('_'),
4060
4061   EL_STEEL_CHAR('©'),
4062   EL_STEEL_CHAR('Ä'),
4063   EL_STEEL_CHAR('Ö'),
4064   EL_STEEL_CHAR('Ü'),
4065
4066   EL_STEEL_CHAR('°'),
4067   EL_STEEL_CHAR('®'),
4068   EL_STEEL_CHAR(FONT_ASCII_CURSOR),
4069   EL_STEEL_CHAR(FONT_ASCII_BUTTON),
4070
4071   EL_STEEL_CHAR(FONT_ASCII_UP),
4072   EL_STEEL_CHAR(FONT_ASCII_DOWN),
4073   EL_STEEL_CHAR(' '),
4074   EL_STEEL_CHAR(' ')
4075 };
4076 static int *editor_hl_steel_chars_ptr = editor_hl_steel_chars;
4077 static int *editor_el_steel_chars_ptr = editor_el_steel_chars;
4078 static int num_editor_hl_steel_chars = SIZEOF_ARRAY_INT(editor_hl_steel_chars);
4079 static int num_editor_el_steel_chars = SIZEOF_ARRAY_INT(editor_el_steel_chars);
4080
4081 static int editor_hl_custom[] =
4082 {
4083   EL_INTERNAL_CASCADE_CE_ACTIVE,
4084   EL_CHAR('C'),
4085   EL_CHAR('E'),
4086   EL_EMPTY,
4087 };
4088
4089 static int editor_el_custom[] =
4090 {
4091   EL_CUSTOM_START + 0,
4092   EL_CUSTOM_START + 1,
4093   EL_CUSTOM_START + 2,
4094   EL_CUSTOM_START + 3,
4095
4096   EL_CUSTOM_START + 4,
4097   EL_CUSTOM_START + 5,
4098   EL_CUSTOM_START + 6,
4099   EL_CUSTOM_START + 7,
4100
4101   EL_CUSTOM_START + 8,
4102   EL_CUSTOM_START + 9,
4103   EL_CUSTOM_START + 10,
4104   EL_CUSTOM_START + 11,
4105
4106   EL_CUSTOM_START + 12,
4107   EL_CUSTOM_START + 13,
4108   EL_CUSTOM_START + 14,
4109   EL_CUSTOM_START + 15,
4110
4111   EL_CUSTOM_START + 16,
4112   EL_CUSTOM_START + 17,
4113   EL_CUSTOM_START + 18,
4114   EL_CUSTOM_START + 19,
4115
4116   EL_CUSTOM_START + 20,
4117   EL_CUSTOM_START + 21,
4118   EL_CUSTOM_START + 22,
4119   EL_CUSTOM_START + 23,
4120
4121   EL_CUSTOM_START + 24,
4122   EL_CUSTOM_START + 25,
4123   EL_CUSTOM_START + 26,
4124   EL_CUSTOM_START + 27,
4125
4126   EL_CUSTOM_START + 28,
4127   EL_CUSTOM_START + 29,
4128   EL_CUSTOM_START + 30,
4129   EL_CUSTOM_START + 31,
4130
4131   EL_CUSTOM_START + 32,
4132   EL_CUSTOM_START + 33,
4133   EL_CUSTOM_START + 34,
4134   EL_CUSTOM_START + 35,
4135
4136   EL_CUSTOM_START + 36,
4137   EL_CUSTOM_START + 37,
4138   EL_CUSTOM_START + 38,
4139   EL_CUSTOM_START + 39,
4140
4141   EL_CUSTOM_START + 40,
4142   EL_CUSTOM_START + 41,
4143   EL_CUSTOM_START + 42,
4144   EL_CUSTOM_START + 43,
4145
4146   EL_CUSTOM_START + 44,
4147   EL_CUSTOM_START + 45,
4148   EL_CUSTOM_START + 46,
4149   EL_CUSTOM_START + 47,
4150
4151   EL_CUSTOM_START + 48,
4152   EL_CUSTOM_START + 49,
4153   EL_CUSTOM_START + 50,
4154   EL_CUSTOM_START + 51,
4155
4156   EL_CUSTOM_START + 52,
4157   EL_CUSTOM_START + 53,
4158   EL_CUSTOM_START + 54,
4159   EL_CUSTOM_START + 55,
4160
4161   EL_CUSTOM_START + 56,
4162   EL_CUSTOM_START + 57,
4163   EL_CUSTOM_START + 58,
4164   EL_CUSTOM_START + 59,
4165
4166   EL_CUSTOM_START + 60,
4167   EL_CUSTOM_START + 61,
4168   EL_CUSTOM_START + 62,
4169   EL_CUSTOM_START + 63,
4170
4171   EL_CUSTOM_START + 64,
4172   EL_CUSTOM_START + 65,
4173   EL_CUSTOM_START + 66,
4174   EL_CUSTOM_START + 67,
4175
4176   EL_CUSTOM_START + 68,
4177   EL_CUSTOM_START + 69,
4178   EL_CUSTOM_START + 70,
4179   EL_CUSTOM_START + 71,
4180
4181   EL_CUSTOM_START + 72,
4182   EL_CUSTOM_START + 73,
4183   EL_CUSTOM_START + 74,
4184   EL_CUSTOM_START + 75,
4185
4186   EL_CUSTOM_START + 76,
4187   EL_CUSTOM_START + 77,
4188   EL_CUSTOM_START + 78,
4189   EL_CUSTOM_START + 79,
4190
4191   EL_CUSTOM_START + 80,
4192   EL_CUSTOM_START + 81,
4193   EL_CUSTOM_START + 82,
4194   EL_CUSTOM_START + 83,
4195
4196   EL_CUSTOM_START + 84,
4197   EL_CUSTOM_START + 85,
4198   EL_CUSTOM_START + 86,
4199   EL_CUSTOM_START + 87,
4200
4201   EL_CUSTOM_START + 88,
4202   EL_CUSTOM_START + 89,
4203   EL_CUSTOM_START + 90,
4204   EL_CUSTOM_START + 91,
4205
4206   EL_CUSTOM_START + 92,
4207   EL_CUSTOM_START + 93,
4208   EL_CUSTOM_START + 94,
4209   EL_CUSTOM_START + 95,
4210
4211   EL_CUSTOM_START + 96,
4212   EL_CUSTOM_START + 97,
4213   EL_CUSTOM_START + 98,
4214   EL_CUSTOM_START + 99,
4215
4216   EL_CUSTOM_START + 100,
4217   EL_CUSTOM_START + 101,
4218   EL_CUSTOM_START + 102,
4219   EL_CUSTOM_START + 103,
4220
4221   EL_CUSTOM_START + 104,
4222   EL_CUSTOM_START + 105,
4223   EL_CUSTOM_START + 106,
4224   EL_CUSTOM_START + 107,
4225
4226   EL_CUSTOM_START + 108,
4227   EL_CUSTOM_START + 109,
4228   EL_CUSTOM_START + 110,
4229   EL_CUSTOM_START + 111,
4230
4231   EL_CUSTOM_START + 112,
4232   EL_CUSTOM_START + 113,
4233   EL_CUSTOM_START + 114,
4234   EL_CUSTOM_START + 115,
4235
4236   EL_CUSTOM_START + 116,
4237   EL_CUSTOM_START + 117,
4238   EL_CUSTOM_START + 118,
4239   EL_CUSTOM_START + 119,
4240
4241   EL_CUSTOM_START + 120,
4242   EL_CUSTOM_START + 121,
4243   EL_CUSTOM_START + 122,
4244   EL_CUSTOM_START + 123,
4245
4246   EL_CUSTOM_START + 124,
4247   EL_CUSTOM_START + 125,
4248   EL_CUSTOM_START + 126,
4249   EL_CUSTOM_START + 127,
4250
4251   EL_CUSTOM_START + 128,
4252   EL_CUSTOM_START + 129,
4253   EL_CUSTOM_START + 130,
4254   EL_CUSTOM_START + 131,
4255
4256   EL_CUSTOM_START + 132,
4257   EL_CUSTOM_START + 133,
4258   EL_CUSTOM_START + 134,
4259   EL_CUSTOM_START + 135,
4260
4261   EL_CUSTOM_START + 136,
4262   EL_CUSTOM_START + 137,
4263   EL_CUSTOM_START + 138,
4264   EL_CUSTOM_START + 139,
4265
4266   EL_CUSTOM_START + 140,
4267   EL_CUSTOM_START + 141,
4268   EL_CUSTOM_START + 142,
4269   EL_CUSTOM_START + 143,
4270
4271   EL_CUSTOM_START + 144,
4272   EL_CUSTOM_START + 145,
4273   EL_CUSTOM_START + 146,
4274   EL_CUSTOM_START + 147,
4275
4276   EL_CUSTOM_START + 148,
4277   EL_CUSTOM_START + 149,
4278   EL_CUSTOM_START + 150,
4279   EL_CUSTOM_START + 151,
4280
4281   EL_CUSTOM_START + 152,
4282   EL_CUSTOM_START + 153,
4283   EL_CUSTOM_START + 154,
4284   EL_CUSTOM_START + 155,
4285
4286   EL_CUSTOM_START + 156,
4287   EL_CUSTOM_START + 157,
4288   EL_CUSTOM_START + 158,
4289   EL_CUSTOM_START + 159,
4290
4291   EL_CUSTOM_START + 160,
4292   EL_CUSTOM_START + 161,
4293   EL_CUSTOM_START + 162,
4294   EL_CUSTOM_START + 163,
4295
4296   EL_CUSTOM_START + 164,
4297   EL_CUSTOM_START + 165,
4298   EL_CUSTOM_START + 166,
4299   EL_CUSTOM_START + 167,
4300
4301   EL_CUSTOM_START + 168,
4302   EL_CUSTOM_START + 169,
4303   EL_CUSTOM_START + 170,
4304   EL_CUSTOM_START + 171,
4305
4306   EL_CUSTOM_START + 172,
4307   EL_CUSTOM_START + 173,
4308   EL_CUSTOM_START + 174,
4309   EL_CUSTOM_START + 175,
4310
4311   EL_CUSTOM_START + 176,
4312   EL_CUSTOM_START + 177,
4313   EL_CUSTOM_START + 178,
4314   EL_CUSTOM_START + 179,
4315
4316   EL_CUSTOM_START + 180,
4317   EL_CUSTOM_START + 181,
4318   EL_CUSTOM_START + 182,
4319   EL_CUSTOM_START + 183,
4320
4321   EL_CUSTOM_START + 184,
4322   EL_CUSTOM_START + 185,
4323   EL_CUSTOM_START + 186,
4324   EL_CUSTOM_START + 187,
4325
4326   EL_CUSTOM_START + 188,
4327   EL_CUSTOM_START + 189,
4328   EL_CUSTOM_START + 190,
4329   EL_CUSTOM_START + 191,
4330
4331   EL_CUSTOM_START + 192,
4332   EL_CUSTOM_START + 193,
4333   EL_CUSTOM_START + 194,
4334   EL_CUSTOM_START + 195,
4335
4336   EL_CUSTOM_START + 196,
4337   EL_CUSTOM_START + 197,
4338   EL_CUSTOM_START + 198,
4339   EL_CUSTOM_START + 199,
4340
4341   EL_CUSTOM_START + 200,
4342   EL_CUSTOM_START + 201,
4343   EL_CUSTOM_START + 202,
4344   EL_CUSTOM_START + 203,
4345
4346   EL_CUSTOM_START + 204,
4347   EL_CUSTOM_START + 205,
4348   EL_CUSTOM_START + 206,
4349   EL_CUSTOM_START + 207,
4350
4351   EL_CUSTOM_START + 208,
4352   EL_CUSTOM_START + 209,
4353   EL_CUSTOM_START + 210,
4354   EL_CUSTOM_START + 211,
4355
4356   EL_CUSTOM_START + 212,
4357   EL_CUSTOM_START + 213,
4358   EL_CUSTOM_START + 214,
4359   EL_CUSTOM_START + 215,
4360
4361   EL_CUSTOM_START + 216,
4362   EL_CUSTOM_START + 217,
4363   EL_CUSTOM_START + 218,
4364   EL_CUSTOM_START + 219,
4365
4366   EL_CUSTOM_START + 220,
4367   EL_CUSTOM_START + 221,
4368   EL_CUSTOM_START + 222,
4369   EL_CUSTOM_START + 223,
4370
4371   EL_CUSTOM_START + 224,
4372   EL_CUSTOM_START + 225,
4373   EL_CUSTOM_START + 226,
4374   EL_CUSTOM_START + 227,
4375
4376   EL_CUSTOM_START + 228,
4377   EL_CUSTOM_START + 229,
4378   EL_CUSTOM_START + 230,
4379   EL_CUSTOM_START + 231,
4380
4381   EL_CUSTOM_START + 232,
4382   EL_CUSTOM_START + 233,
4383   EL_CUSTOM_START + 234,
4384   EL_CUSTOM_START + 235,
4385
4386   EL_CUSTOM_START + 236,
4387   EL_CUSTOM_START + 237,
4388   EL_CUSTOM_START + 238,
4389   EL_CUSTOM_START + 239,
4390
4391   EL_CUSTOM_START + 240,
4392   EL_CUSTOM_START + 241,
4393   EL_CUSTOM_START + 242,
4394   EL_CUSTOM_START + 243,
4395
4396   EL_CUSTOM_START + 244,
4397   EL_CUSTOM_START + 245,
4398   EL_CUSTOM_START + 246,
4399   EL_CUSTOM_START + 247,
4400
4401   EL_CUSTOM_START + 248,
4402   EL_CUSTOM_START + 249,
4403   EL_CUSTOM_START + 250,
4404   EL_CUSTOM_START + 251,
4405
4406   EL_CUSTOM_START + 252,
4407   EL_CUSTOM_START + 253,
4408   EL_CUSTOM_START + 254,
4409   EL_CUSTOM_START + 255
4410 };
4411 static int *editor_hl_custom_ptr = editor_hl_custom;
4412 static int *editor_el_custom_ptr = editor_el_custom;
4413 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
4414 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
4415
4416 static int editor_hl_group[] =
4417 {
4418   EL_INTERNAL_CASCADE_GE_ACTIVE,
4419   EL_CHAR('G'),
4420   EL_CHAR('E'),
4421   EL_EMPTY,
4422 };
4423
4424 static int editor_el_group[] =
4425 {
4426   EL_GROUP_START + 0,
4427   EL_GROUP_START + 1,
4428   EL_GROUP_START + 2,
4429   EL_GROUP_START + 3,
4430
4431   EL_GROUP_START + 4,
4432   EL_GROUP_START + 5,
4433   EL_GROUP_START + 6,
4434   EL_GROUP_START + 7,
4435
4436   EL_GROUP_START + 8,
4437   EL_GROUP_START + 9,
4438   EL_GROUP_START + 10,
4439   EL_GROUP_START + 11,
4440
4441   EL_GROUP_START + 12,
4442   EL_GROUP_START + 13,
4443   EL_GROUP_START + 14,
4444   EL_GROUP_START + 15,
4445
4446   EL_GROUP_START + 16,
4447   EL_GROUP_START + 17,
4448   EL_GROUP_START + 18,
4449   EL_GROUP_START + 19,
4450
4451   EL_GROUP_START + 20,
4452   EL_GROUP_START + 21,
4453   EL_GROUP_START + 22,
4454   EL_GROUP_START + 23,
4455
4456   EL_GROUP_START + 24,
4457   EL_GROUP_START + 25,
4458   EL_GROUP_START + 26,
4459   EL_GROUP_START + 27,
4460
4461   EL_GROUP_START + 28,
4462   EL_GROUP_START + 29,
4463   EL_GROUP_START + 30,
4464   EL_GROUP_START + 31
4465 };
4466 static int *editor_hl_group_ptr = editor_hl_group;
4467 static int *editor_el_group_ptr = editor_el_group;
4468 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
4469 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
4470
4471 static int editor_hl_reference[] =
4472 {
4473   EL_INTERNAL_CASCADE_REF_ACTIVE,
4474   EL_CHAR('R'),
4475   EL_CHAR('E'),
4476   EL_CHAR('F')
4477 };
4478
4479 static int editor_el_reference[] =
4480 {
4481   EL_TRIGGER_PLAYER,
4482   EL_TRIGGER_ELEMENT,
4483   EL_TRIGGER_CE_VALUE,
4484   EL_TRIGGER_CE_SCORE,
4485
4486   EL_SELF,
4487   EL_ANY_ELEMENT,
4488   EL_CURRENT_CE_VALUE,
4489   EL_CURRENT_CE_SCORE,
4490
4491   EL_PREV_CE_8,
4492   EL_PREV_CE_7,
4493   EL_PREV_CE_6,
4494   EL_PREV_CE_5,
4495
4496   EL_PREV_CE_4,
4497   EL_PREV_CE_3,
4498   EL_PREV_CE_2,
4499   EL_PREV_CE_1,
4500
4501   EL_NEXT_CE_1,
4502   EL_NEXT_CE_2,
4503   EL_NEXT_CE_3,
4504   EL_NEXT_CE_4,
4505
4506   EL_NEXT_CE_5,
4507   EL_NEXT_CE_6,
4508   EL_NEXT_CE_7,
4509   EL_NEXT_CE_8,
4510 };
4511 static int *editor_hl_reference_ptr = editor_hl_reference;
4512 static int *editor_el_reference_ptr = editor_el_reference;
4513 static int num_editor_hl_reference = SIZEOF_ARRAY_INT(editor_hl_reference);
4514 static int num_editor_el_reference = SIZEOF_ARRAY_INT(editor_el_reference);
4515
4516 static int editor_hl_user_defined[] =
4517 {
4518   EL_INTERNAL_CASCADE_USER_ACTIVE,
4519   EL_CHAR('M'),
4520   EL_CHAR('Y'),
4521   EL_EMPTY,
4522 };
4523
4524 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
4525 static int *editor_el_user_defined_ptr = NULL;
4526 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
4527 static int num_editor_el_user_defined = 0;
4528
4529 static int editor_hl_dynamic[] =
4530 {
4531   EL_INTERNAL_CASCADE_DYNAMIC_ACTIVE,
4532   EL_CHAR('U'),
4533   EL_CHAR('S'),
4534   EL_CHAR('E'),
4535 };
4536
4537 static int *editor_hl_dynamic_ptr = editor_hl_dynamic;
4538 static int *editor_el_dynamic_ptr = NULL;
4539 static int num_editor_hl_dynamic = SIZEOF_ARRAY_INT(editor_hl_dynamic);
4540 static int num_editor_el_dynamic = 0;
4541
4542 static int editor_hl_empty[] = { };
4543 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
4544
4545 static int *editor_hl_empty_ptr = editor_hl_empty;
4546 static int *editor_el_empty_ptr = editor_el_empty;
4547 static int num_editor_hl_empty = 0;
4548 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
4549
4550 static boolean use_el_empty = FALSE;
4551
4552 static int *editor_elements = NULL;     /* dynamically allocated */
4553 static int num_editor_elements = 0;     /* dynamically determined */
4554
4555 static boolean setup_editor_show_always = TRUE;
4556 static boolean setup_editor_cascade_never = FALSE;
4557
4558 static int editor_hl_unused[] = { EL_EMPTY };
4559 static int *editor_hl_unused_ptr = editor_hl_unused;
4560 static int num_editor_hl_unused = 0;
4561
4562 static struct
4563 {
4564   boolean *setup_value;
4565   boolean *setup_cascade_value;
4566
4567   int **headline_list;
4568   int *headline_list_size;
4569
4570   int **element_list;
4571   int *element_list_size;
4572
4573   boolean last_setup_value;
4574 }
4575 editor_elements_info[] =
4576 {
4577   {
4578     &setup_editor_show_always,
4579     &setup_editor_cascade_never,
4580     &editor_hl_unused_ptr,              &num_editor_hl_unused,
4581     &editor_el_players_ptr,             &num_editor_el_players
4582   },
4583   {
4584     &setup.editor.el_boulderdash,
4585     &setup.editor_cascade.el_bd,
4586     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
4587     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
4588   },
4589   {
4590     &setup.editor.el_emerald_mine,
4591     &setup.editor_cascade.el_em,
4592     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
4593     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
4594   },
4595   {
4596     &setup.editor.el_emerald_mine_club,
4597     &setup.editor_cascade.el_emc,
4598     &editor_hl_emerald_mine_club_ptr,   &num_editor_hl_emerald_mine_club,
4599     &editor_el_emerald_mine_club_ptr,   &num_editor_el_emerald_mine_club
4600   },
4601   {
4602     &setup.editor.el_more,
4603     &setup.editor_cascade.el_rnd,
4604     &editor_hl_rnd_ptr,                 &num_editor_hl_rnd,
4605     &editor_el_rnd_ptr,                 &num_editor_el_rnd
4606   },
4607   {
4608     &setup.editor.el_sokoban,
4609     &setup.editor_cascade.el_sb,
4610     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
4611     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
4612   },
4613   {
4614     &setup.editor.el_supaplex,
4615     &setup.editor_cascade.el_sp,
4616     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
4617     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
4618   },
4619   {
4620     &setup.editor.el_diamond_caves,
4621     &setup.editor_cascade.el_dc,
4622     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
4623     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
4624   },
4625   {
4626     &setup.editor.el_dx_boulderdash,
4627     &setup.editor_cascade.el_dx,
4628     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
4629     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
4630   },
4631   {
4632     &setup.editor.el_chars,
4633     &setup.editor_cascade.el_chars,
4634     &editor_hl_chars_ptr,               &num_editor_hl_chars,
4635     &editor_el_chars_ptr,               &num_editor_el_chars
4636   },
4637   {
4638     &setup.editor.el_steel_chars,
4639     &setup.editor_cascade.el_steel_chars,
4640     &editor_hl_steel_chars_ptr,         &num_editor_hl_steel_chars,
4641     &editor_el_steel_chars_ptr,         &num_editor_el_steel_chars
4642   },
4643   {
4644     &setup.editor.el_custom,
4645     &setup.editor_cascade.el_ce,
4646     &editor_hl_custom_ptr,              &num_editor_hl_custom,
4647     &editor_el_custom_ptr,              &num_editor_el_custom
4648   },
4649   {
4650     &setup.editor.el_custom,
4651     &setup.editor_cascade.el_ge,
4652     &editor_hl_group_ptr,               &num_editor_hl_group,
4653     &editor_el_group_ptr,               &num_editor_el_group
4654   },
4655   {
4656     &setup.editor.el_custom,
4657     &setup.editor_cascade.el_ref,
4658     &editor_hl_reference_ptr,           &num_editor_hl_reference,
4659     &editor_el_reference_ptr,           &num_editor_el_reference
4660   },
4661   {
4662     &setup.editor.el_user_defined,
4663     &setup.editor_cascade.el_user,
4664     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
4665     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
4666   },
4667   {
4668     &setup.editor.el_dynamic,
4669     &setup.editor_cascade.el_dynamic,
4670     &editor_hl_dynamic_ptr,             &num_editor_hl_dynamic,
4671     &editor_el_dynamic_ptr,             &num_editor_el_dynamic,
4672   },
4673   {
4674     &use_el_empty,
4675     &use_el_empty,
4676     &editor_hl_empty_ptr,               &num_editor_hl_empty,
4677     &editor_el_empty_ptr,               &num_editor_el_empty,
4678   },
4679   {
4680     NULL,
4681     NULL,
4682     NULL,                               NULL,
4683     NULL,                               NULL
4684   }
4685 };
4686
4687
4688 /*
4689   -----------------------------------------------------------------------------
4690   functions
4691   -----------------------------------------------------------------------------
4692 */
4693
4694 static int getMaxInfoTextLength()
4695 {
4696   return (SXSIZE / getFontWidth(FONT_TEXT_2));
4697 }
4698
4699 static int getTextWidthForGadget(char *text)
4700 {
4701   if (text == NULL)
4702     return 0;
4703
4704   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
4705 }
4706
4707 static int getTextWidthForDrawingArea(char *text)
4708 {
4709   if (text == NULL)
4710     return 0;
4711
4712   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
4713 }
4714
4715 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
4716 {
4717   return (gi->x + gi->width + getTextWidthForGadget(text));
4718 }
4719
4720 static char *getElementInfoText(int element)
4721 {
4722   char *info_text = NULL;
4723
4724   if (element < MAX_NUM_ELEMENTS)
4725   {
4726     if (strlen(element_info[element].description) > 0)
4727       info_text = element_info[element].description;
4728     else if (element_info[element].custom_description != NULL)
4729       info_text = element_info[element].custom_description;
4730     else if (element_info[element].editor_description != NULL)
4731       info_text = element_info[element].editor_description;
4732   }
4733
4734   if (info_text == NULL)
4735     info_text = INFOTEXT_UNKNOWN_ELEMENT;
4736
4737   return info_text;
4738 }
4739
4740 char *getElementDescriptionFilename(int element)
4741 {
4742   char *docs_dir = options.docs_directory;
4743   char *elements_subdir = "elements";
4744   static char *filename = NULL;
4745   char basename[MAX_FILENAME_LEN];
4746
4747   checked_free(filename);
4748
4749   /* 1st try: look for element description file for exactly this element */
4750   sprintf(basename, "%s.txt", element_info[element].token_name);
4751   filename = getPath3(docs_dir, elements_subdir, basename);
4752   if (fileExists(filename))
4753     return filename;
4754
4755   free(filename);
4756
4757   /* 2nd try: look for element description file for this element's class */
4758   sprintf(basename, "%s.txt", element_info[element].class_name);
4759   filename = getPath3(docs_dir, elements_subdir, basename);
4760   if (fileExists(filename))
4761     return filename;
4762
4763   return NULL;
4764 }
4765
4766 static void InitDynamicEditorElementList(int **elements, int *num_elements)
4767 {
4768   boolean element_found[NUM_FILE_ELEMENTS];
4769   int i, x, y;
4770
4771   /* initialize list of used elements to "not used" */
4772   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4773     element_found[i] = FALSE;
4774
4775   /* find all elements used in current level */
4776   for (y = 0; y < lev_fieldy; y++)
4777     for (x = 0; x < lev_fieldx; x++)
4778       if (Feld[x][y] < NUM_FILE_ELEMENTS)       /* should always be true */
4779         element_found[Feld[x][y]] = TRUE;
4780
4781   *num_elements = 0;
4782
4783   /* count number of elements used in current level */
4784   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4785     if (element_found[i])
4786       (*num_elements)++;
4787
4788   /* add space for up to 3 more elements for padding that may be needed */
4789   *num_elements += 3;
4790
4791   /* free memory for old list of elements, if needed */
4792   checked_free(*elements);
4793
4794   /* allocate memory for new list of elements */
4795   *elements = checked_malloc(*num_elements * sizeof(int));
4796
4797   *num_elements = 0;
4798
4799   /* add all elements used in current level (non-custom/group elements) */
4800   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4801     if (element_found[i] && !(IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4802       (*elements)[(*num_elements)++] = i;
4803
4804   /* add all elements used in current level (custom/group elements) */
4805   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4806     if (element_found[i] && (IS_CUSTOM_ELEMENT(i) || IS_GROUP_ELEMENT(i)))
4807       (*elements)[(*num_elements)++] = i;
4808
4809   while (*num_elements % 4)     /* pad with empty elements, if needed */
4810     (*elements)[(*num_elements)++] = EL_EMPTY;
4811 }
4812
4813 static void ReinitializeElementList()
4814 {
4815   static boolean initialization_needed = TRUE;
4816   int pos = 0;
4817   int i, j;
4818
4819   if (initialization_needed)
4820   {
4821     LoadSetup_EditorCascade();          /* load last editor cascade state */
4822
4823     /* initialize editor cascade element from saved cascade state */
4824     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4825     {
4826       int *cascade_element = &(*editor_elements_info[i].headline_list)[0];
4827       boolean cascade_value = *editor_elements_info[i].setup_cascade_value;
4828
4829       if (IS_EDITOR_CASCADE(*cascade_element))
4830         *cascade_element =
4831           (cascade_value ? EL_CASCADE_ACTIVE(*cascade_element) :
4832            EL_CASCADE_INACTIVE(*cascade_element));
4833     }
4834
4835     initialization_needed = FALSE;
4836   }
4837
4838   checked_free(editor_elements);
4839
4840   /* reload optional user defined element list for each invocation of editor */
4841   LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
4842                                    &num_editor_el_user_defined);
4843
4844   /* initialize dynamic level element list for each invocation of editor */
4845   InitDynamicEditorElementList(&editor_el_dynamic_ptr,
4846                                &num_editor_el_dynamic);
4847
4848   /* initialize list of empty elements (used for padding, if needed) */
4849   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4850     editor_el_empty[i] = EL_EMPTY;
4851
4852   /* do some sanity checks for each element from element list */
4853   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4854   {
4855     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4856     {
4857       int element = (*editor_elements_info[i].element_list)[j];
4858
4859       if (element >= NUM_FILE_ELEMENTS)
4860         Error(ERR_WARN, "editor element %d is runtime element", element);
4861
4862       if (strEqual(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT))
4863         Error(ERR_WARN, "no element description for element %d", element);
4864     }
4865   }
4866
4867   num_editor_elements = 0;
4868   use_el_empty = FALSE;
4869
4870   /* determine size of element list */
4871   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4872   {
4873     boolean found_inactive_cascade = FALSE;
4874
4875     if (*editor_elements_info[i].setup_value)
4876     {
4877       if (setup.editor.el_headlines)
4878       {
4879         num_editor_elements += *editor_elements_info[i].headline_list_size;
4880
4881         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4882         {
4883           int element = (*editor_elements_info[i].headline_list)[j];
4884
4885           if (IS_EDITOR_CASCADE_INACTIVE(element))
4886             found_inactive_cascade = TRUE;
4887         }
4888       }
4889
4890       if (found_inactive_cascade)
4891         continue;
4892
4893       num_editor_elements += *editor_elements_info[i].element_list_size;
4894     }
4895   }
4896
4897   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
4898   {
4899     /* offer at least as many elements as element buttons exist */
4900     use_el_empty = TRUE;
4901     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
4902
4903     num_editor_elements += num_editor_el_empty;
4904   }
4905
4906   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
4907
4908   /* fill element list */
4909   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4910   {
4911     boolean found_inactive_cascade = FALSE;
4912
4913     if (*editor_elements_info[i].setup_value)
4914     {
4915       if (setup.editor.el_headlines)
4916       {
4917         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4918         {
4919           int element = (*editor_elements_info[i].headline_list)[j];
4920
4921           editor_elements[pos++] = element;
4922
4923           if (IS_EDITOR_CASCADE_INACTIVE(element))
4924             found_inactive_cascade = TRUE;
4925         }
4926       }
4927
4928       if (found_inactive_cascade)
4929         continue;
4930
4931       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4932         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
4933     }
4934   }
4935
4936   /* (this function is also called before editor gadgets are initialized!) */
4937   AdjustElementListScrollbar();
4938 }
4939
4940 void PrintEditorElementList()
4941 {
4942   boolean *stop = &setup.editor.el_user_defined;
4943   int i, j;
4944
4945   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
4946   {
4947     int cascade_element = (*editor_elements_info[i].headline_list)[0];
4948
4949     if (IS_EDITOR_CASCADE(cascade_element))
4950     {
4951       int cascade_element_show = EL_CASCADE_INACTIVE(cascade_element);
4952       char *headline = element_info[cascade_element_show].editor_description;
4953
4954       printf_line_with_prefix("# ", "-", 77);
4955       printf("# %s\n", headline);
4956       printf_line_with_prefix("# ", "-", 77);
4957     }
4958
4959     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
4960     {
4961       int element = (*editor_elements_info[i].headline_list)[j];
4962
4963       if (IS_EDITOR_CASCADE(element))
4964         element = EL_CHAR_MINUS;
4965
4966       printf("# %s\n", element_info[element].token_name);
4967     }
4968
4969     if (j > 0)
4970       printf("#\n");
4971
4972     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
4973     {
4974       int element = (*editor_elements_info[i].element_list)[j];
4975
4976       printf("# %s\n", element_info[element].token_name);
4977     }
4978
4979     if (j > 0)
4980       printf("#\n");
4981   }
4982 }
4983
4984 static void ReinitializeElementListButtons()
4985 {
4986   static boolean last_setup_value_headlines = FALSE;
4987   static boolean initialization_needed = TRUE;
4988   int i;
4989
4990   if (!initialization_needed)   /* check if editor element setup has changed */
4991   {
4992     if (last_setup_value_headlines != setup.editor.el_headlines)
4993       initialization_needed = TRUE;
4994
4995     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
4996       if (editor_elements_info[i].last_setup_value !=
4997           *editor_elements_info[i].setup_value)
4998         initialization_needed = TRUE;
4999   }
5000
5001   if (!initialization_needed)
5002     return;
5003
5004   FreeLevelEditorGadgets();
5005   CreateLevelEditorGadgets();
5006
5007   /* store current setup values for next invocation of this function */
5008   last_setup_value_headlines = setup.editor.el_headlines;
5009   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
5010     editor_elements_info[i].last_setup_value =
5011       *editor_elements_info[i].setup_value;
5012
5013   initialization_needed = FALSE;
5014 }
5015
5016 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
5017                               boolean input)
5018 {
5019   int border_graphic =
5020     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
5021   Bitmap *src_bitmap;
5022   int src_x, src_y;
5023   int bx = (input ? 4 : 8);
5024   int by = (input ? 4 : 8);
5025   int bx2 = TILEX - bx;
5026   int by2 = TILEY - by;
5027   int i;
5028
5029   getGraphicSource(border_graphic, 0, &src_bitmap, &src_x, &src_y);
5030
5031   BlitBitmap(src_bitmap, drawto, src_x, src_y,
5032              bx, by, dest_x - bx, dest_y - by);
5033   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y,
5034              bx, by, dest_x + width, dest_y - by);
5035   BlitBitmap(src_bitmap, drawto, src_x, src_y + by2,
5036              bx, by, dest_x - bx, dest_y + height);
5037   BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by2,
5038              bx, by, dest_x + width, dest_y + height);
5039
5040   for (i = 0; i < width / MINI_TILEX; i++)
5041   {
5042     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y, MINI_TILEX, by,
5043                dest_x + i * MINI_TILEX, dest_y - by);
5044     BlitBitmap(src_bitmap, drawto, src_x + bx, src_y + by2, MINI_TILEX, by,
5045                dest_x + i * MINI_TILEX, dest_y + height);
5046   }
5047
5048   for (i = 0; i < height / MINI_TILEY; i++)
5049   {
5050     BlitBitmap(src_bitmap, drawto, src_x, src_y + by, bx, MINI_TILEY,
5051                dest_x - bx, dest_y + i * MINI_TILEY);
5052     BlitBitmap(src_bitmap, drawto, src_x + bx2, src_y + by, bx, MINI_TILEY,
5053                dest_x + width, dest_y + i * MINI_TILEY);
5054   }
5055
5056   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
5057 }
5058
5059 static void DrawDrawingArea(int id)
5060 {
5061   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5062   int x, y;
5063
5064   int *value = drawingarea_info[id].value;
5065   int area_xsize = drawingarea_info[id].area_xsize;
5066   int area_ysize = drawingarea_info[id].area_ysize;
5067
5068   for (x = 0; x < area_xsize; x++)
5069     for (y = 0; y < area_ysize; y++)
5070       DrawMiniGraphicExt(drawto,
5071                          gi->x + x * MINI_TILEX,
5072                          gi->y + y * MINI_TILEY,
5073                          el2edimg(value[x * area_ysize + y]));
5074 }
5075
5076 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
5077 {
5078 #if 0
5079   /* (directly solved in BlitBitmap() now) */
5080   static Bitmap *tmp_backbuffer = NULL;
5081 #endif
5082   int x, y;
5083   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
5084   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
5085
5086 #if 0
5087   /* (directly solved in BlitBitmap() now) */
5088   if (tmp_backbuffer == NULL)
5089     tmp_backbuffer = CreateBitmap(WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH);
5090
5091   /* needed when blitting directly to same bitmap -- should not be needed with
5092      recent SDL libraries, but apparently does not work in 1.2.11 directly */
5093   BlitBitmap(drawto, tmp_backbuffer,
5094              SX + (dx == -1 ? MINI_TILEX : 0),
5095              SY + (dy == -1 ? MINI_TILEY : 0),
5096              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5097              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5098              SX + (dx == +1 ? MINI_TILEX : 0),
5099              SY + (dy == +1 ? MINI_TILEY : 0));
5100   BlitBitmap(tmp_backbuffer, drawto,
5101              SX + (dx == +1 ? MINI_TILEX : 0),
5102              SY + (dy == +1 ? MINI_TILEY : 0),
5103              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5104              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5105              SX + (dx == +1 ? MINI_TILEX : 0),
5106              SY + (dy == +1 ? MINI_TILEY : 0));
5107
5108 #else
5109
5110   BlitBitmap(drawto, drawto,
5111              SX + (dx == -1 ? MINI_TILEX : 0),
5112              SY + (dy == -1 ? MINI_TILEY : 0),
5113              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
5114              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
5115              SX + (dx == +1 ? MINI_TILEX : 0),
5116              SY + (dy == +1 ? MINI_TILEY : 0));
5117 #endif
5118
5119   if (dx)
5120   {
5121     x = (dx == 1 ? 0 : ed_fieldx - 1);
5122     for (y = 0; y < ed_fieldy; y++)
5123       DrawMiniElementOrWall(x, y, from_x, from_y);
5124   }
5125   else if (dy)
5126   {
5127     y = (dy == 1 ? 0 : ed_fieldy - 1);
5128     for (x = 0; x < ed_fieldx; x++)
5129       DrawMiniElementOrWall(x, y, from_x, from_y);
5130   }
5131
5132   redraw_mask |= REDRAW_FIELD;
5133   BackToFront();
5134 }
5135
5136 static void CreateControlButtons()
5137 {
5138   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5139   struct GadgetInfo *gi;
5140   unsigned long event_mask;
5141   int i;
5142
5143   /* create toolbox buttons */
5144   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5145   {
5146     int id = i;
5147     int width, height;
5148     int gd_xoffset, gd_yoffset;
5149     int gd_x1, gd_x2, gd_y1, gd_y2;
5150     int button_type;
5151     int radio_button_nr;
5152     boolean checked;
5153
5154     if (id == GADGET_ID_SINGLE_ITEMS ||
5155         id == GADGET_ID_CONNECTED_ITEMS ||
5156         id == GADGET_ID_LINE ||
5157         id == GADGET_ID_ARC ||
5158         id == GADGET_ID_TEXT ||
5159         id == GADGET_ID_RECTANGLE ||
5160         id == GADGET_ID_FILLED_BOX ||
5161         id == GADGET_ID_FLOOD_FILL ||
5162         id == GADGET_ID_GRAB_BRUSH ||
5163         id == GADGET_ID_PICK_ELEMENT ||
5164         id == GADGET_ID_CUSTOM_COPY_FROM ||
5165         id == GADGET_ID_CUSTOM_COPY_TO ||
5166         id == GADGET_ID_CUSTOM_EXCHANGE)
5167     {
5168       button_type = GD_TYPE_RADIO_BUTTON;
5169       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
5170       checked = (id == drawing_function ? TRUE : FALSE);
5171       event_mask = GD_EVENT_PRESSED;
5172     }
5173     else
5174     {
5175       button_type = GD_TYPE_NORMAL_BUTTON;
5176       radio_button_nr = RADIO_NR_NONE;
5177       checked = FALSE;
5178
5179       if (id == GADGET_ID_WRAP_LEFT ||
5180           id == GADGET_ID_WRAP_RIGHT ||
5181           id == GADGET_ID_WRAP_UP ||
5182           id == GADGET_ID_WRAP_DOWN)
5183         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5184       else
5185         event_mask = GD_EVENT_RELEASED;
5186     }
5187
5188     if (id < ED_NUM_CTRL1_BUTTONS)
5189     {
5190       int x = i % ED_CTRL1_BUTTONS_HORIZ;
5191       int y = i / ED_CTRL1_BUTTONS_HORIZ;
5192
5193       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
5194       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
5195       width  = ED_CTRL1_BUTTON_XSIZE;
5196       height = ED_CTRL1_BUTTON_YSIZE;
5197
5198       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5199       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5200       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
5201       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5202     }
5203     else if (id < ED_NUM_CTRL1_2_BUTTONS)
5204     {
5205       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
5206       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
5207
5208       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
5209       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
5210       width  = ED_CTRL2_BUTTON_XSIZE;
5211       height = ED_CTRL2_BUTTON_YSIZE;
5212
5213       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
5214       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
5215       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
5216       gd_y2 = 0;        /* no alternative graphic for these buttons */
5217     }
5218     else if (id < ED_NUM_CTRL1_3_BUTTONS)
5219     {
5220       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
5221       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
5222
5223       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
5224       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
5225       width  = ED_CTRL3_BUTTON_XSIZE;
5226       height = ED_CTRL3_BUTTON_YSIZE;
5227
5228       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
5229       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
5230       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
5231       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
5232     }
5233     else
5234     {
5235       int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
5236       int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
5237
5238       gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
5239       gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
5240       width  = ED_CTRL4_BUTTON_XSIZE;
5241       height = ED_CTRL4_BUTTON_YSIZE;
5242
5243       gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5244       gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
5245       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
5246       gd_y2 = 0;        /* no alternative graphic for these buttons */
5247     }
5248
5249     gi = CreateGadget(GDI_CUSTOM_ID, id,
5250                       GDI_CUSTOM_TYPE_ID, i,
5251                       GDI_INFO_TEXT, control_info[i].text,
5252                       GDI_X, EX + gd_xoffset,
5253                       GDI_Y, EY + gd_yoffset,
5254                       GDI_WIDTH, width,
5255                       GDI_HEIGHT, height,
5256                       GDI_TYPE, button_type,
5257                       GDI_STATE, GD_BUTTON_UNPRESSED,
5258                       GDI_RADIO_NR, radio_button_nr,
5259                       GDI_CHECKED, checked,
5260                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5261                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5262                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5263                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5264                       GDI_EVENT_MASK, event_mask,
5265                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5266                       GDI_CALLBACK_ACTION, HandleControlButtons,
5267                       GDI_END);
5268
5269     if (gi == NULL)
5270       Error(ERR_EXIT, "cannot create gadget");
5271
5272     level_editor_gadget[id] = gi;
5273   }
5274
5275   /* create buttons for scrolling of drawing area and element list */
5276   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
5277   {
5278     int id = scrollbutton_info[i].gadget_id;
5279     int x, y, width, height;
5280     int gd_x1, gd_x2, gd_y1, gd_y2;
5281
5282     x = scrollbutton_info[i].x;
5283     y = scrollbutton_info[i].y;
5284
5285     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5286
5287     if (id == GADGET_ID_SCROLL_LIST_UP ||
5288         id == GADGET_ID_SCROLL_LIST_DOWN)
5289     {
5290       x += DX;
5291       y += DY;
5292       width = ED_SCROLLBUTTON2_XSIZE;
5293       height = ED_SCROLLBUTTON2_YSIZE;
5294       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5295       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5296       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
5297       gd_y2 = gd_y1;
5298     }
5299     else
5300     {
5301       x += SX;
5302       y += SY;
5303       width = ED_SCROLLBUTTON_XSIZE;
5304       height = ED_SCROLLBUTTON_YSIZE;
5305       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
5306       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
5307       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5308       gd_y2 = gd_y1;
5309     }
5310
5311     gi = CreateGadget(GDI_CUSTOM_ID, id,
5312                       GDI_CUSTOM_TYPE_ID, i,
5313                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
5314                       GDI_X, x,
5315                       GDI_Y, y,
5316                       GDI_WIDTH, width,
5317                       GDI_HEIGHT, height,
5318                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5319                       GDI_STATE, GD_BUTTON_UNPRESSED,
5320                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5321                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5322                       GDI_EVENT_MASK, event_mask,
5323                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5324                       GDI_CALLBACK_ACTION, HandleControlButtons,
5325                       GDI_END);
5326
5327     if (gi == NULL)
5328       Error(ERR_EXIT, "cannot create gadget");
5329
5330     level_editor_gadget[id] = gi;
5331   }
5332
5333   /* create buttons for element list */
5334   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5335   {
5336     Bitmap *deco_bitmap;
5337     int deco_x, deco_y, deco_xpos, deco_ypos;
5338     int gd_xoffset, gd_yoffset;
5339     int gd_x1, gd_x2, gd_y;
5340     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
5341     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
5342     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
5343     int element = editor_elements[i];
5344
5345     event_mask = GD_EVENT_RELEASED;
5346
5347     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
5348     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
5349
5350     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
5351     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
5352     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
5353
5354     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
5355     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
5356     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
5357
5358     gi = CreateGadget(GDI_CUSTOM_ID, id,
5359                       GDI_CUSTOM_TYPE_ID, i,
5360                       GDI_INFO_TEXT, getElementInfoText(element),
5361                       GDI_X, DX + gd_xoffset,
5362                       GDI_Y, DY + gd_yoffset,
5363                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
5364                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
5365                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5366                       GDI_STATE, GD_BUTTON_UNPRESSED,
5367                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5368                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5369                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
5370                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
5371                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
5372                       GDI_DECORATION_SHIFTING, 1, 1,
5373                       GDI_EVENT_MASK, event_mask,
5374                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5375                       GDI_CALLBACK_ACTION, HandleControlButtons,
5376                       GDI_END);
5377
5378     if (gi == NULL)
5379       Error(ERR_EXIT, "cannot create gadget");
5380
5381     level_editor_gadget[id] = gi;
5382   }
5383 }
5384
5385 static void CreateCounterButtons()
5386 {
5387   int max_infotext_len = getMaxInfoTextLength();
5388   int i;
5389
5390   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
5391   {
5392     int j;
5393     int x = SX + counterbutton_info[i].x;       /* down count button */
5394     int y = SY + counterbutton_info[i].y;
5395
5396     /* determine horizontal position to the right of specified gadget */
5397     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5398       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
5399            ED_GADGET_TEXT_DISTANCE);
5400
5401     /* determine horizontal offset for leading text */
5402     if (counterbutton_info[i].text_left != NULL)
5403       x += getTextWidthForGadget(counterbutton_info[i].text_left);
5404
5405     for (j = 0; j < 2; j++)
5406     {
5407       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5408       struct GadgetInfo *gi;
5409       int id = (j == 0 ?
5410                 counterbutton_info[i].gadget_id_down :
5411                 counterbutton_info[i].gadget_id_up);
5412       int gd_xoffset;
5413       int gd_x, gd_x1, gd_x2, gd_y;
5414       int x_size, y_size;
5415       unsigned long event_mask;
5416       char infotext[max_infotext_len + 1];
5417
5418       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5419
5420       if (i == ED_COUNTER_ID_SELECT_LEVEL)
5421       {
5422         int sid = (j == 0 ?
5423                    ED_SCROLLBUTTON_ID_AREA_LEFT :
5424                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
5425
5426         event_mask |= GD_EVENT_RELEASED;
5427
5428         if (j == 1)
5429           x += 2 * ED_GADGET_DISTANCE;
5430         y += ED_GADGET_DISTANCE;
5431
5432         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
5433         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
5434         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
5435         x_size = ED_SCROLLBUTTON_XSIZE;
5436         y_size = ED_SCROLLBUTTON_YSIZE;
5437       }
5438       else
5439       {
5440         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
5441         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
5442         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
5443         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
5444         x_size = ED_BUTTON_COUNT_XSIZE;
5445         y_size = ED_BUTTON_COUNT_YSIZE;
5446       }
5447
5448       sprintf(infotext, "%s counter value by 1, 5 or 10",
5449               (j == 0 ? "decrease" : "increase"));
5450
5451       gi = CreateGadget(GDI_CUSTOM_ID, id,
5452                         GDI_CUSTOM_TYPE_ID, i,
5453                         GDI_INFO_TEXT, infotext,
5454                         GDI_X, x,
5455                         GDI_Y, y,
5456                         GDI_WIDTH, x_size,
5457                         GDI_HEIGHT, y_size,
5458                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5459                         GDI_STATE, GD_BUTTON_UNPRESSED,
5460                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
5461                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
5462                         GDI_EVENT_MASK, event_mask,
5463                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5464                         GDI_CALLBACK_ACTION, HandleCounterButtons,
5465                         GDI_END);
5466
5467       if (gi == NULL)
5468         Error(ERR_EXIT, "cannot create gadget");
5469
5470       level_editor_gadget[id] = gi;
5471       right_gadget_border[id] =
5472         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5473
5474       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
5475
5476       if (j == 0)
5477       {
5478         int font_type = FONT_INPUT_1;
5479         int font_type_active = FONT_INPUT_1_ACTIVE;
5480         int gd_width = ED_WIN_COUNT_XSIZE;
5481
5482         id = counterbutton_info[i].gadget_id_text;
5483         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5484
5485         if (i == ED_COUNTER_ID_SELECT_LEVEL)
5486         {
5487           font_type = FONT_LEVEL_NUMBER;
5488 #if 1
5489           font_type_active = FONT_LEVEL_NUMBER_ACTIVE;
5490 #else
5491           font_type_active = FONT_LEVEL_NUMBER;
5492 #endif
5493           x += 2 * ED_GADGET_DISTANCE;
5494           y -= ED_GADGET_DISTANCE;
5495
5496           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
5497           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
5498           gd_width = ED_WIN_COUNT2_XSIZE;
5499         }
5500         else
5501         {
5502           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5503           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5504         }
5505
5506         gi = CreateGadget(GDI_CUSTOM_ID, id,
5507                           GDI_CUSTOM_TYPE_ID, i,
5508                           GDI_INFO_TEXT, "enter counter value",
5509                           GDI_X, x,
5510                           GDI_Y, y,
5511                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
5512                           GDI_NUMBER_VALUE, 0,
5513                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
5514                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
5515                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
5516                           GDI_TEXT_FONT, font_type,
5517                           GDI_TEXT_FONT_ACTIVE, font_type_active,
5518                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5519                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5520                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5521                           GDI_DESIGN_WIDTH, gd_width,
5522                           GDI_EVENT_MASK, event_mask,
5523                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5524                           GDI_CALLBACK_ACTION, HandleCounterButtons,
5525                           GDI_END);
5526
5527         if (gi == NULL)
5528           Error(ERR_EXIT, "cannot create gadget");
5529
5530         level_editor_gadget[id] = gi;
5531         right_gadget_border[id] =
5532           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
5533
5534         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
5535       }
5536     }
5537   }
5538 }
5539
5540 static void CreateDrawingAreas()
5541 {
5542   int i;
5543
5544   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
5545   {
5546     struct GadgetInfo *gi;
5547     unsigned long event_mask;
5548     int id = drawingarea_info[i].gadget_id;
5549     int x = SX + drawingarea_info[i].x;
5550     int y = SY + drawingarea_info[i].y;
5551     int area_xsize = drawingarea_info[i].area_xsize;
5552     int area_ysize = drawingarea_info[i].area_ysize;
5553
5554     event_mask =
5555       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
5556       GD_EVENT_OFF_BORDERS;
5557
5558     /* determine horizontal position to the right of specified gadget */
5559     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
5560       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
5561            ED_DRAWINGAREA_TEXT_DISTANCE);
5562
5563     /* determine horizontal offset for leading text */
5564     if (drawingarea_info[i].text_left != NULL)
5565       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
5566
5567     gi = CreateGadget(GDI_CUSTOM_ID, id,
5568                       GDI_CUSTOM_TYPE_ID, i,
5569                       GDI_X, x,
5570                       GDI_Y, y,
5571                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
5572                       GDI_AREA_SIZE, area_xsize, area_ysize,
5573                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
5574                       GDI_EVENT_MASK, event_mask,
5575                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
5576                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
5577                       GDI_END);
5578
5579     if (gi == NULL)
5580       Error(ERR_EXIT, "cannot create gadget");
5581
5582     level_editor_gadget[id] = gi;
5583     right_gadget_border[id] =
5584       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
5585   }
5586 }
5587
5588 static void CreateTextInputGadgets()
5589 {
5590   int max_infotext_len = getMaxInfoTextLength();
5591   int i;
5592
5593   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
5594   {
5595     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5596     int gd_x, gd_y;
5597     struct GadgetInfo *gi;
5598     unsigned long event_mask;
5599     char infotext[MAX_OUTPUT_LINESIZE + 1];
5600     int id = textinput_info[i].gadget_id;
5601
5602     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5603
5604     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5605     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5606
5607     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
5608     infotext[max_infotext_len] = '\0';
5609
5610     gi = CreateGadget(GDI_CUSTOM_ID, id,
5611                       GDI_CUSTOM_TYPE_ID, i,
5612                       GDI_INFO_TEXT, infotext,
5613                       GDI_X, SX + textinput_info[i].x,
5614                       GDI_Y, SY + textinput_info[i].y,
5615                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
5616                       GDI_TEXT_VALUE, textinput_info[i].value,
5617                       GDI_TEXT_SIZE, textinput_info[i].size,
5618                       GDI_TEXT_FONT, FONT_INPUT_1,
5619                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5620                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5621                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5622                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5623                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5624                       GDI_EVENT_MASK, event_mask,
5625                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5626                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
5627                       GDI_END);
5628
5629     if (gi == NULL)
5630       Error(ERR_EXIT, "cannot create gadget");
5631
5632     level_editor_gadget[id] = gi;
5633   }
5634 }
5635
5636 static void CreateTextAreaGadgets()
5637 {
5638   int max_infotext_len = getMaxInfoTextLength();
5639   int i;
5640
5641   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
5642   {
5643     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5644     int gd_x, gd_y;
5645     struct GadgetInfo *gi;
5646     unsigned long event_mask;
5647     char infotext[MAX_OUTPUT_LINESIZE + 1];
5648     int id = textarea_info[i].gadget_id;
5649     int area_xsize = textarea_info[i].xsize;
5650     int area_ysize = textarea_info[i].ysize;
5651
5652     event_mask = GD_EVENT_TEXT_LEAVING;
5653
5654     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
5655     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
5656
5657     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
5658     infotext[max_infotext_len] = '\0';
5659
5660     gi = CreateGadget(GDI_CUSTOM_ID, id,
5661                       GDI_CUSTOM_TYPE_ID, i,
5662                       GDI_INFO_TEXT, infotext,
5663                       GDI_X, SX + textarea_info[i].x,
5664                       GDI_Y, SY + textarea_info[i].y,
5665                       GDI_TYPE, GD_TYPE_TEXT_AREA,
5666                       GDI_AREA_SIZE, area_xsize, area_ysize,
5667                       GDI_TEXT_FONT, FONT_INPUT_1,
5668                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5669                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5670                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5671                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5672                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5673                       GDI_EVENT_MASK, event_mask,
5674                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5675                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
5676                       GDI_END);
5677
5678     if (gi == NULL)
5679       Error(ERR_EXIT, "cannot create gadget");
5680
5681     level_editor_gadget[id] = gi;
5682   }
5683 }
5684
5685 static void CreateSelectboxGadgets()
5686 {
5687   int max_infotext_len = getMaxInfoTextLength();
5688   int i, j;
5689
5690   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5691   {
5692     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5693     int gd_x, gd_y;
5694     struct GadgetInfo *gi;
5695     unsigned long event_mask;
5696     char infotext[MAX_OUTPUT_LINESIZE + 1];
5697     int id = selectbox_info[i].gadget_id;
5698     int x = SX + selectbox_info[i].x;
5699     int y = SY + selectbox_info[i].y;
5700
5701     if (selectbox_info[i].size == -1)   /* dynamically determine size */
5702     {
5703       /* (we cannot use -1 for uninitialized values if we directly compare
5704          with results from strlen(), because the '<' and '>' operation will
5705          implicitely cast -1 to an unsigned integer value!) */
5706       selectbox_info[i].size = 0;
5707
5708       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
5709         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
5710           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
5711
5712       selectbox_info[i].size++;         /* add one character empty space */
5713     }
5714
5715     event_mask = GD_EVENT_RELEASED |
5716       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
5717
5718     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
5719     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
5720
5721     /* determine horizontal position to the right of specified gadget */
5722     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
5723       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
5724            ED_GADGET_TEXT_DISTANCE);
5725
5726     /* determine horizontal offset for leading text */
5727     if (selectbox_info[i].text_left != NULL)
5728       x += getTextWidthForGadget(selectbox_info[i].text_left);
5729
5730     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
5731     infotext[max_infotext_len] = '\0';
5732
5733     gi = CreateGadget(GDI_CUSTOM_ID, id,
5734                       GDI_CUSTOM_TYPE_ID, i,
5735                       GDI_INFO_TEXT, infotext,
5736                       GDI_X, x,
5737                       GDI_Y, y,
5738                       GDI_TYPE, GD_TYPE_SELECTBOX,
5739                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
5740                       GDI_TEXT_SIZE, selectbox_info[i].size,
5741                       GDI_TEXT_FONT, FONT_INPUT_1,
5742                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
5743                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
5744                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
5745                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5746                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
5747                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5748                       GDI_EVENT_MASK, event_mask,
5749                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5750                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
5751                       GDI_END);
5752
5753     if (gi == NULL)
5754       Error(ERR_EXIT, "cannot create gadget");
5755
5756     level_editor_gadget[id] = gi;
5757     right_gadget_border[id] =
5758       getRightGadgetBorder(gi, selectbox_info[i].text_right);
5759   }
5760 }
5761
5762 static void CreateTextbuttonGadgets()
5763 {
5764   int max_infotext_len = getMaxInfoTextLength();
5765   int i;
5766
5767   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
5768   {
5769     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5770     int gd_x1, gd_x2, gd_y1, gd_y2;
5771     struct GadgetInfo *gi;
5772     unsigned long event_mask;
5773     char infotext[MAX_OUTPUT_LINESIZE + 1];
5774     int id = textbutton_info[i].gadget_id;
5775     int x = SX + textbutton_info[i].x;
5776     int y = SY + textbutton_info[i].y;
5777
5778     if (textbutton_info[i].size == -1)  /* dynamically determine size */
5779       textbutton_info[i].size = strlen(textbutton_info[i].text);
5780
5781     event_mask = GD_EVENT_RELEASED;
5782
5783     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
5784     {
5785       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
5786       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
5787       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
5788       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
5789     }
5790     else
5791     {
5792       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
5793       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
5794       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
5795       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
5796     }
5797
5798     sprintf(infotext, "%s", textbutton_info[i].infotext);
5799     infotext[max_infotext_len] = '\0';
5800
5801     /* determine horizontal position to the right of specified gadget */
5802     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5803       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
5804            ED_GADGET_TEXT_DISTANCE);
5805
5806     /* determine horizontal offset for leading text */
5807     if (textbutton_info[i].text_left != NULL)
5808       x += getTextWidthForGadget(textbutton_info[i].text_left);
5809
5810     gi = CreateGadget(GDI_CUSTOM_ID, id,
5811                       GDI_CUSTOM_TYPE_ID, i,
5812                       GDI_INFO_TEXT, infotext,
5813                       GDI_X, x,
5814                       GDI_Y, y,
5815                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
5816                       GDI_TEXT_VALUE, textbutton_info[i].text,
5817                       GDI_TEXT_SIZE, textbutton_info[i].size,
5818                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
5819                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
5820                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5821                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
5822                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
5823                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
5824                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
5825                       GDI_DECORATION_SHIFTING, 1, 1,
5826                       GDI_EVENT_MASK, event_mask,
5827                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5828                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
5829                       GDI_END);
5830
5831     if (gi == NULL)
5832       Error(ERR_EXIT, "cannot create gadget");
5833
5834     level_editor_gadget[id] = gi;
5835     right_gadget_border[id] =
5836       getRightGadgetBorder(gi, textbutton_info[i].text_right);
5837   }
5838 }
5839
5840 static void CreateGraphicbuttonGadgets()
5841 {
5842   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5843   struct GadgetInfo *gi;
5844   unsigned long event_mask;
5845   int i;
5846
5847   /* create buttons for scrolling of drawing area and element list */
5848   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
5849   {
5850     int id = graphicbutton_info[i].gadget_id;
5851     int gd_x1, gd_x2, gd_y1, gd_y2;
5852     int x = SX + graphicbutton_info[i].x;
5853     int y = SY + graphicbutton_info[i].y;
5854
5855     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
5856
5857     if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
5858     {
5859       gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
5860       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5861       gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
5862       gd_y2 = gd_y1;
5863     }
5864     else        /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
5865     {
5866       gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
5867       gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
5868       gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
5869       gd_y2 = gd_y1;
5870     }
5871
5872     /* determine horizontal position to the right of specified gadget */
5873     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
5874       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
5875            ED_GADGET_TEXT_DISTANCE);
5876
5877     /* determine horizontal offset for leading text */
5878     if (graphicbutton_info[i].text_left != NULL)
5879       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
5880
5881     gi = CreateGadget(GDI_CUSTOM_ID, id,
5882                       GDI_CUSTOM_TYPE_ID, i,
5883                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
5884                       GDI_X, x,
5885                       GDI_Y, y,
5886                       GDI_WIDTH, graphicbutton_info[i].width,
5887                       GDI_HEIGHT, graphicbutton_info[i].height,
5888                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
5889                       GDI_STATE, GD_BUTTON_UNPRESSED,
5890                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5891                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5892                       GDI_EVENT_MASK, event_mask,
5893                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5894                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
5895                       GDI_END);
5896
5897     if (gi == NULL)
5898       Error(ERR_EXIT, "cannot create gadget");
5899
5900     level_editor_gadget[id] = gi;
5901     right_gadget_border[id] =
5902       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
5903   }
5904 }
5905
5906 static void CreateScrollbarGadgets()
5907 {
5908   int i;
5909
5910   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
5911   {
5912     int id = scrollbar_info[i].gadget_id;
5913     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5914     int gd_x1, gd_x2, gd_y1, gd_y2;
5915     struct GadgetInfo *gi;
5916     int items_max, items_visible, item_position;
5917     unsigned long event_mask;
5918
5919     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
5920     {
5921       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
5922       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
5923       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
5924     }
5925     else        /* drawing area scrollbars */
5926     {
5927       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
5928       {
5929         items_max = MAX(lev_fieldx + 2, ed_fieldx);
5930         items_visible = ed_fieldx;
5931         item_position = 0;
5932       }
5933       else
5934       {
5935         items_max = MAX(lev_fieldy + 2, ed_fieldy);
5936         items_visible = ed_fieldy;
5937         item_position = 0;
5938       }
5939     }
5940
5941     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
5942
5943     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
5944     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
5945                       scrollbar_info[i].height : scrollbar_info[i].width));
5946     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5947     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
5948
5949     gi = CreateGadget(GDI_CUSTOM_ID, id,
5950                       GDI_CUSTOM_TYPE_ID, i,
5951                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
5952                       GDI_X, scrollbar_info[i].x,
5953                       GDI_Y, scrollbar_info[i].y,
5954                       GDI_WIDTH, scrollbar_info[i].width,
5955                       GDI_HEIGHT, scrollbar_info[i].height,
5956                       GDI_TYPE, scrollbar_info[i].type,
5957                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
5958                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
5959                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
5960                       GDI_WHEEL_AREA_X, scrollbar_info[i].wheel_x,
5961                       GDI_WHEEL_AREA_Y, scrollbar_info[i].wheel_y,
5962                       GDI_WHEEL_AREA_WIDTH, scrollbar_info[i].wheel_width,
5963                       GDI_WHEEL_AREA_HEIGHT, scrollbar_info[i].wheel_height,
5964                       GDI_STATE, GD_BUTTON_UNPRESSED,
5965                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
5966                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
5967                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
5968                       GDI_EVENT_MASK, event_mask,
5969                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
5970                       GDI_CALLBACK_ACTION, HandleControlButtons,
5971                       GDI_END);
5972
5973     if (gi == NULL)
5974       Error(ERR_EXIT, "cannot create gadget");
5975
5976     level_editor_gadget[id] = gi;
5977   }
5978 }
5979
5980 static void CreateCheckbuttonGadgets()
5981 {
5982   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5983   struct GadgetInfo *gi;
5984   unsigned long event_mask;
5985   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
5986   int i;
5987
5988   event_mask = GD_EVENT_PRESSED;
5989
5990   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5991   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
5992   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
5993   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
5994   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
5995
5996   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
5997   {
5998     int id = checkbutton_info[i].gadget_id;
5999     int x = SX + checkbutton_info[i].x;
6000     int y = SY + checkbutton_info[i].y;
6001
6002     if (id == GADGET_ID_STICK_ELEMENT)
6003       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
6004     else
6005       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
6006
6007     /* determine horizontal position to the right of specified gadget */
6008     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
6009       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
6010            ED_GADGET_TEXT_DISTANCE);
6011
6012     /* determine horizontal offset for leading text */
6013     if (checkbutton_info[i].text_left != NULL)
6014       x += getTextWidthForGadget(checkbutton_info[i].text_left);
6015
6016     gi = CreateGadget(GDI_CUSTOM_ID, id,
6017                       GDI_CUSTOM_TYPE_ID, i,
6018                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
6019                       GDI_X, x,
6020                       GDI_Y, y,
6021                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6022                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6023                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
6024                       GDI_CHECKED, *checkbutton_info[i].value,
6025                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6026                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6027                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6028                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6029                       GDI_EVENT_MASK, event_mask,
6030                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6031                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
6032                       GDI_END);
6033
6034     if (gi == NULL)
6035       Error(ERR_EXIT, "cannot create gadget");
6036
6037     level_editor_gadget[id] = gi;
6038     right_gadget_border[id] =
6039       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
6040   }
6041 }
6042
6043 static void CreateRadiobuttonGadgets()
6044 {
6045   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6046   struct GadgetInfo *gi;
6047   unsigned long event_mask;
6048   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
6049   int i;
6050
6051   event_mask = GD_EVENT_PRESSED;
6052
6053   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6054   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
6055   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
6056   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
6057   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
6058
6059   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
6060   {
6061     int id = radiobutton_info[i].gadget_id;
6062     int x = SX + radiobutton_info[i].x;
6063     int y = SY + radiobutton_info[i].y;
6064
6065     int checked =
6066       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
6067
6068     /* determine horizontal position to the right of specified gadget */
6069     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
6070       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
6071            ED_GADGET_TEXT_DISTANCE);
6072
6073     /* determine horizontal offset for leading text */
6074     if (radiobutton_info[i].text_left != NULL)
6075       x += getTextWidthForGadget(radiobutton_info[i].text_left);
6076
6077     gi = CreateGadget(GDI_CUSTOM_ID, id,
6078                       GDI_CUSTOM_TYPE_ID, i,
6079                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
6080                       GDI_X, x,
6081                       GDI_Y, y,
6082                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
6083                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
6084                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
6085                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
6086                       GDI_CHECKED, checked,
6087                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
6088                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
6089                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
6090                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
6091                       GDI_EVENT_MASK, event_mask,
6092                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
6093                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
6094                       GDI_END);
6095
6096     if (gi == NULL)
6097       Error(ERR_EXIT, "cannot create gadget");
6098
6099     level_editor_gadget[id] = gi;
6100     right_gadget_border[id] =
6101       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
6102   }
6103 }
6104
6105 void CreateLevelEditorGadgets()
6106 {
6107   int old_game_status = game_status;
6108
6109   /* setting 'game_status' is needed to get the right fonts for the editor */
6110   game_status = GAME_MODE_EDITOR;
6111
6112   ReinitializeElementList();
6113
6114   CreateControlButtons();
6115   CreateScrollbarGadgets();
6116
6117   /* order of function calls is important because of cross-references */
6118   CreateCheckbuttonGadgets();
6119   CreateCounterButtons();
6120   CreateRadiobuttonGadgets();
6121   CreateTextInputGadgets();
6122   CreateTextAreaGadgets();
6123   CreateSelectboxGadgets();
6124   CreateGraphicbuttonGadgets();
6125   CreateTextbuttonGadgets();
6126   CreateDrawingAreas();
6127
6128   game_status = old_game_status;
6129 }
6130
6131 void FreeLevelEditorGadgets()
6132 {
6133   int i;
6134
6135   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6136   {
6137     FreeGadget(level_editor_gadget[i]);
6138
6139     level_editor_gadget[i] = NULL;
6140   }
6141 }
6142
6143 static void MapCounterButtons(int id)
6144 {
6145   int gadget_id_down = counterbutton_info[id].gadget_id_down;
6146   int gadget_id_text = counterbutton_info[id].gadget_id_text;
6147   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
6148   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
6149   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
6150   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
6151   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
6152   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6153   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
6154   int yoffset = ED_BORDER_SIZE;
6155   int x_left = gi_down->x - xoffset_left;
6156   int x_right;  /* set after gadget position was modified */
6157   int y_above = gi_down->y - yoffset_above;
6158   int x = gi_down->x;
6159   int y;        /* set after gadget position was modified */
6160
6161   /* counter limits must be changed first to prevent value truncation */
6162   ModifyEditorCounterLimits(id, counterbutton_info[id].min_value,
6163                             counterbutton_info[id].max_value);
6164
6165   /* right text position might have changed after setting position above */
6166   x_right = gi_up->x + gi_up->width + xoffset_right;
6167
6168   ModifyEditorCounterValue(id, *counterbutton_info[id].value);
6169
6170   /* set position for "value[1,2,3,4]" counter gadgets (score in most cases) */
6171   if (id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
6172       id <= ED_COUNTER_ID_ELEMENT_VALUE4)
6173   {
6174     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6175     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6176     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
6177   }
6178
6179   /* vertical position might have changed after setting position above */
6180   y = gi_up->y + yoffset;
6181
6182   if (counterbutton_info[id].text_above)
6183     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
6184
6185   if (counterbutton_info[id].text_left)
6186     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
6187
6188   if (counterbutton_info[id].text_right)
6189     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
6190
6191   MapGadget(gi_down);
6192   MapGadget(gi_text);
6193   MapGadget(gi_up);
6194 }
6195
6196 static void MapControlButtons()
6197 {
6198   int counter_id;
6199   int i;
6200
6201   /* map toolbox buttons (excluding special CE toolbox buttons) */
6202   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
6203     MapGadget(level_editor_gadget[i]);
6204
6205   /* map buttons to select elements */
6206   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6207     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
6208   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
6209   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
6210   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
6211
6212   /* map buttons to select level */
6213   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
6214   counterbutton_info[counter_id].min_value = leveldir_current->first_level;
6215   counterbutton_info[counter_id].max_value = leveldir_current->last_level;
6216   MapCounterButtons(counter_id);
6217 }
6218
6219 static void MapDrawingArea(int id)
6220 {
6221   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6222   int area_xsize = gi->drawing.area_xsize;
6223   int area_ysize = gi->drawing.area_ysize;
6224   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6225   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
6226   int x_left  = gi->x - xoffset_left;
6227   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
6228   int x_below = gi->x + (gi->width - xoffset_below) / 2;
6229   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
6230   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
6231
6232   if (drawingarea_info[id].text_left)
6233     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
6234
6235   if (drawingarea_info[id].text_right)
6236     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
6237
6238   if (drawingarea_info[id].text_below)
6239     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
6240
6241   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
6242   {
6243     DrawElementBorder(gi->x, gi->y,
6244                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
6245
6246     DrawDrawingArea(id);
6247   }
6248
6249   MapGadget(gi);
6250 }
6251
6252 static void MapTextInputGadget(int id)
6253 {
6254   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
6255   int xoffset_above = 0;
6256   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6257   int x_above = textinput_info[id].x + xoffset_above;
6258   int y_above = textinput_info[id].y + yoffset_above;
6259
6260   if (textinput_info[id].text_above)
6261     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
6262
6263   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
6264
6265   MapGadget(gi);
6266 }
6267
6268 static void MapTextAreaGadget(int id)
6269 {
6270   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6271   int xoffset_above = 0;
6272   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
6273   int x_above = textarea_info[id].x + xoffset_above;
6274   int y_above = textarea_info[id].y + yoffset_above;
6275
6276   if (textarea_info[id].text_above)
6277     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
6278
6279   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
6280
6281   MapGadget(gi);
6282 }
6283
6284 static void MapSelectboxGadget(int id)
6285 {
6286   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
6287   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
6288   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6289   int yoffset = ED_BORDER_SIZE;
6290   int x_left = gi->x - xoffset_left;
6291   int x_right = gi->x + gi->width + xoffset_right;
6292   int y = gi->y + yoffset;
6293
6294   if (selectbox_info[id].text_left)
6295     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
6296
6297   if (selectbox_info[id].text_right)
6298     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
6299
6300   ModifyEditorSelectboxValue(id, *selectbox_info[id].value);
6301
6302   MapGadget(gi);
6303 }
6304
6305 static void MapTextbuttonGadget(int id)
6306 {
6307   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
6308   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
6309   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6310   int yoffset = ED_BORDER_SIZE;
6311   int x_left = gi->x - xoffset_left;
6312   int x_right = gi->x + gi->width + xoffset_right;
6313   int y = gi->y + yoffset;
6314
6315   /* only show button to delete change pages when more than minimum pages */
6316   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
6317       custom_element.num_change_pages == MIN_CHANGE_PAGES)
6318     return;
6319
6320   if (textbutton_info[id].text_left)
6321     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
6322
6323   if (textbutton_info[id].text_right)
6324     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
6325
6326   MapGadget(gi);
6327 }
6328
6329 static void MapGraphicbuttonGadget(int id)
6330 {
6331   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
6332   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
6333   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6334   int yoffset = ED_BORDER_SIZE;
6335   int x_left = gi->x - xoffset_left;
6336   int x_right = gi->x + gi->width + xoffset_right;
6337   int y = gi->y + yoffset;
6338
6339   if (graphicbutton_info[id].text_left)
6340     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
6341
6342   if (graphicbutton_info[id].text_right)
6343     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
6344
6345   MapGadget(gi);
6346 }
6347
6348 static void MapRadiobuttonGadget(int id)
6349 {
6350   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
6351   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6352   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6353   int yoffset = ED_BORDER_SIZE;
6354   int x_left = gi->x - xoffset_left;
6355   int x_right = gi->x + gi->width + xoffset_right;
6356   int y = gi->y + yoffset;
6357   boolean checked =
6358     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
6359
6360   if (radiobutton_info[id].text_left)
6361     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
6362
6363   if (radiobutton_info[id].text_right)
6364     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
6365
6366   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
6367
6368   MapGadget(gi);
6369 }
6370
6371 static void MapCheckbuttonGadget(int id)
6372 {
6373   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
6374   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
6375   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
6376   int yoffset = ED_BORDER_SIZE;
6377   int x_left, x_right, y;       /* set after gadget position was modified */
6378
6379   /* set position for gadgets with dynamically determined position */
6380   if (checkbutton_info[id].x != -1)     /* do not change dynamic positions */
6381     ModifyGadget(gi, GDI_X, SX + checkbutton_info[id].x, GDI_END);
6382   ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
6383
6384   x_left = gi->x - xoffset_left;
6385   x_right = gi->x + gi->width + xoffset_right;
6386   y = gi->y + yoffset;
6387
6388   if (checkbutton_info[id].text_left)
6389     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
6390
6391   if (checkbutton_info[id].text_right)
6392     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
6393
6394   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
6395
6396   MapGadget(gi);
6397 }
6398
6399 static void MapMainDrawingArea()
6400 {
6401   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
6402   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
6403   int i;
6404
6405   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
6406   {
6407     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
6408           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
6409          no_horizontal_scrollbar) ||
6410         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
6411           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
6412          no_vertical_scrollbar))
6413       continue;
6414
6415     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
6416   }
6417
6418   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
6419   {
6420     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
6421         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
6422       continue;
6423
6424     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
6425   }
6426
6427   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
6428 }
6429
6430 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
6431 {
6432   int i;
6433
6434   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
6435   {
6436     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
6437         i == GADGET_ID_CUSTOM_COPY_TO ||
6438         i == GADGET_ID_CUSTOM_EXCHANGE ||
6439         i == GADGET_ID_CUSTOM_COPY ||
6440         i == GADGET_ID_CUSTOM_PASTE)
6441     {
6442       if (map)
6443         MapGadget(level_editor_gadget[i]);
6444       else
6445         UnmapGadget(level_editor_gadget[i]);
6446     }
6447   }
6448 }
6449
6450 static void MapLevelEditorToolboxCustomGadgets()
6451 {
6452   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
6453 }
6454
6455 static void UnmapLevelEditorToolboxCustomGadgets()
6456 {
6457   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
6458 }
6459
6460 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
6461 {
6462   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
6463   int i;
6464
6465   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
6466   {
6467     if (i != GADGET_ID_SINGLE_ITEMS &&
6468         i != GADGET_ID_PROPERTIES &&
6469         i != GADGET_ID_PICK_ELEMENT)
6470     {
6471       struct GadgetInfo *gi = level_editor_gadget[i];
6472
6473       if (map)
6474         MapGadget(gi);
6475       else
6476       {
6477         UnmapGadget(gi);
6478
6479         BlitBitmap(gd_bitmap, drawto,
6480                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
6481                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
6482                    gi->width, gi->height, gi->x, gi->y);
6483
6484         redraw_mask |= REDRAW_DOOR_3;
6485       }
6486     }
6487   }
6488 }
6489
6490 static void MapLevelEditorToolboxDrawingGadgets()
6491 {
6492   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
6493 }
6494
6495 static void UnmapLevelEditorToolboxDrawingGadgets()
6496 {
6497   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
6498 }
6499
6500 static void UnmapDrawingArea(int id)
6501 {
6502   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
6503 }
6504
6505 static void UnmapLevelEditorWindowGadgets()
6506 {
6507   int i;
6508
6509   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6510     if (level_editor_gadget[i]->x < SX + SXSIZE)
6511       UnmapGadget(level_editor_gadget[i]);
6512 }
6513
6514 void UnmapLevelEditorGadgets()
6515 {
6516   int i;
6517
6518   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
6519     UnmapGadget(level_editor_gadget[i]);
6520 }
6521
6522 static void ResetUndoBuffer()
6523 {
6524   undo_buffer_position = -1;
6525   undo_buffer_steps = -1;
6526   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6527
6528   level.changed = FALSE;
6529 }
6530
6531 static void DrawEditModeWindow()
6532 {
6533   ModifyEditorElementList();
6534   RedrawDrawingElements();
6535
6536   if (edit_mode == ED_MODE_INFO)
6537     DrawLevelInfoWindow();
6538   else if (edit_mode == ED_MODE_PROPERTIES)
6539     DrawPropertiesWindow();
6540   else  /* edit_mode == ED_MODE_DRAWING */
6541     DrawDrawingWindow();
6542 }
6543
6544 static boolean LevelChanged()
6545 {
6546   boolean field_changed = FALSE;
6547   int x, y;
6548
6549   if (leveldir_current->readonly)
6550     return FALSE;
6551
6552   for (y = 0; y < lev_fieldy; y++)
6553     for (x = 0; x < lev_fieldx; x++)
6554       if (Feld[x][y] != level.field[x][y])
6555         field_changed = TRUE;
6556
6557   return (level.changed || field_changed);
6558 }
6559
6560 static boolean LevelContainsPlayer()
6561 {
6562   boolean player_found = FALSE;
6563   int x, y;
6564
6565   return TRUE;          /* !!! CURRENTLY DEACTIVATED !!! */
6566
6567   for (y = 0; y < lev_fieldy; y++) for (x = 0; x < lev_fieldx; x++)
6568   {
6569     if (Feld[x][y] == EL_PLAYER_1 ||
6570         Feld[x][y] == EL_SP_MURPHY)
6571       player_found = TRUE;
6572   }
6573
6574   return player_found;
6575 }
6576
6577 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
6578                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
6579 {
6580   int x, y;
6581
6582   for (x = 0; x < lev_fieldx; x++)
6583     for (y = 0; y < lev_fieldy; y++)
6584       dst[x][y] = src[x][y];
6585 }
6586
6587 static int setSelectboxValue(int selectbox_id, int new_value)
6588 {
6589   int new_index_value = 0;
6590   int i;
6591
6592   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
6593     if (selectbox_info[selectbox_id].options[i].value == new_value)
6594       new_index_value = i;
6595
6596   *selectbox_info[selectbox_id].value =
6597     selectbox_info[selectbox_id].options[new_index_value].value;
6598
6599   return new_index_value;
6600 }
6601
6602 static void setSelectboxSpecialActionVariablesIfNeeded()
6603 {
6604   int i;
6605
6606   /* change action mode and arg variables according to action type variable */
6607   for (i = 0; action_arg_options[i].value != -1; i++)
6608   {
6609     if (action_arg_options[i].value == custom_element_change.action_type)
6610     {
6611       int mode = action_arg_options[i].mode;
6612
6613       /* only change if corresponding selectbox has changed */
6614       if (selectbox_info[ED_SELECTBOX_ID_ACTION_MODE].options !=
6615           action_arg_modes[mode])
6616         custom_element_change.action_mode = -1;
6617
6618       /* only change if corresponding selectbox has changed */
6619       if (selectbox_info[ED_SELECTBOX_ID_ACTION_ARG].options !=
6620           action_arg_options[i].options)
6621         custom_element_change.action_arg = -1;
6622
6623       break;
6624     }
6625   }
6626 }
6627
6628 static void setSelectboxSpecialActionOptions()
6629 {
6630   int i;
6631
6632   /* change action mode and arg selectbox according to action type selectbox */
6633   for (i = 0; action_arg_options[i].value != -1; i++)
6634   {
6635     if (action_arg_options[i].value == custom_element_change.action_type)
6636     {
6637       int mode = action_arg_options[i].mode;
6638
6639       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_MODE,
6640                                    action_arg_modes[mode]);
6641       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_MODE,
6642                                  custom_element_change.action_mode);
6643
6644       ModifyEditorSelectboxOptions(ED_SELECTBOX_ID_ACTION_ARG,
6645                                    action_arg_options[i].options);
6646       ModifyEditorSelectboxValue(ED_SELECTBOX_ID_ACTION_ARG,
6647                                  custom_element_change.action_arg);
6648       break;
6649     }
6650   }
6651 }
6652
6653 static void copy_custom_element_settings(int element_from, int element_to)
6654 {
6655   struct ElementInfo *ei_from = &element_info[element_from];
6656   struct ElementInfo *ei_to = &element_info[element_to];
6657
6658   copyElementInfo(ei_from, ei_to);
6659 }
6660
6661 static void replace_custom_element_in_settings(int element_from,
6662                                                int element_to)
6663 {
6664   int i, j, x, y;
6665
6666   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
6667   {
6668     struct ElementInfo *ei = &element_info[i];
6669
6670     for (y = 0; y < 3; y++)
6671       for (x = 0; x < 3; x++)
6672         if (ei->content.e[x][y] == element_from)
6673           ei->content.e[x][y] = element_to;
6674
6675     for (j = 0; j < ei->num_change_pages; j++)
6676     {
6677       struct ElementChangeInfo *change = &ei->change_page[j];
6678
6679       if (change->target_element == element_from)
6680         change->target_element = element_to;
6681
6682       if (change->initial_trigger_element == element_from)
6683         change->initial_trigger_element = element_to;
6684
6685       if (change->action_element == element_from)
6686         change->action_element = element_to;
6687
6688       for (y = 0; y < 3; y++)
6689         for (x = 0; x < 3; x++)
6690           if (change->target_content.e[x][y] == element_from)
6691             change->target_content.e[x][y] = element_to;
6692     }
6693
6694     if (ei->group != NULL)                              /* group or internal */
6695       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
6696         if (ei->group->element[j] == element_from)
6697           ei->group->element[j] = element_to;
6698   }
6699 }
6700
6701 static void replace_custom_element_in_playfield(int element_from,
6702                                                 int element_to)
6703 {
6704   int x, y;
6705
6706   for (x = 0; x < lev_fieldx; x++)
6707     for (y = 0; y < lev_fieldy; y++)
6708       if (Feld[x][y] == element_from)
6709         Feld[x][y] = element_to;
6710 }
6711
6712 static boolean CopyCustomElement(int element_old, int element_new,
6713                                  int copy_mode)
6714 {
6715   if (copy_mode == GADGET_ID_CUSTOM_COPY)
6716   {
6717     element_new = (IS_CUSTOM_ELEMENT(element_old) ?
6718                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6719     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6720   }
6721   else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
6722   {
6723     element_old = (IS_CUSTOM_ELEMENT(element_new) ?
6724                    EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
6725     copy_mode = GADGET_ID_CUSTOM_COPY_TO;
6726
6727     level.changed = TRUE;
6728   }
6729   else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
6730   {
6731     Request("Please choose custom element !", REQ_CONFIRM);
6732
6733     return FALSE;
6734   }
6735   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
6736   {
6737     Request("Please choose group element !", REQ_CONFIRM);
6738
6739     return FALSE;
6740   }
6741   else
6742   {
6743     level.changed = TRUE;
6744   }
6745
6746   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
6747   {
6748     copy_custom_element_settings(element_new, element_old);
6749   }
6750   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
6751   {
6752     copy_custom_element_settings(element_old, element_new);
6753   }
6754   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
6755   {
6756     copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
6757     copy_custom_element_settings(element_new, element_old);
6758     copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
6759
6760     replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
6761     replace_custom_element_in_settings(element_new, element_old);
6762     replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
6763
6764     replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
6765     replace_custom_element_in_playfield(element_new, element_old);
6766     replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
6767   }
6768
6769   UpdateCustomElementGraphicGadgets();
6770   DrawPropertiesWindow();
6771
6772   return TRUE;
6773 }
6774
6775 static void CopyCustomElementPropertiesToEditor(int element)
6776 {
6777   int i;
6778   int current_change_page = element_info[element].current_change_page;
6779
6780   /* dynamically (re)build selectbox for selecting change page */
6781   for (i = 0; i < element_info[element].num_change_pages; i++)
6782   {
6783     sprintf(options_change_page_strings[i], "%d", i + 1);
6784
6785     options_change_page[i].value = i;
6786     options_change_page[i].text = options_change_page_strings[i];
6787   }
6788
6789   options_change_page[i].value = -1;
6790   options_change_page[i].text = NULL;
6791
6792   /* needed here to initialize combined element properties */
6793   InitElementPropertiesEngine(level.game_version);
6794
6795   element_info[element].change =
6796     &element_info[element].change_page[current_change_page];
6797
6798   custom_element = element_info[element];
6799   custom_element_change = *element_info[element].change;
6800
6801   /* needed to initially set selectbox options for special action options */
6802   setSelectboxSpecialActionOptions();
6803
6804   /* needed to initially set selectbox value variables to reliable defaults */
6805   for (i = 0; i < ED_NUM_SELECTBOX; i++)
6806     setSelectboxValue(i, *selectbox_info[i].value);
6807
6808   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
6809     custom_element_properties[i] = HAS_PROPERTY(element, i);
6810
6811   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
6812     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
6813
6814   /* ---------- element settings: configure (custom elements) ------------- */
6815
6816   /* set accessible layer selectbox help value */
6817   custom_element.access_type =
6818     (IS_WALKABLE(element) ? EP_WALKABLE :
6819      IS_PASSABLE(element) ? EP_PASSABLE :
6820      custom_element.access_type);
6821   custom_element.access_layer =
6822     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
6823      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
6824      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
6825      custom_element.access_layer);
6826   custom_element.access_protected =
6827     (IS_PROTECTED(element) ? 1 : 0);
6828   custom_element_properties[EP_ACCESSIBLE] =
6829     (IS_ACCESSIBLE_OVER(element) ||
6830      IS_ACCESSIBLE_INSIDE(element) ||
6831      IS_ACCESSIBLE_UNDER(element));
6832
6833   /* set walk-to-object action selectbox help value */
6834   custom_element.walk_to_action =
6835     (IS_DIGGABLE(element) ? EP_DIGGABLE :
6836      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
6837      IS_DROPPABLE(element) ? EP_DROPPABLE :
6838      IS_THROWABLE(element) ? EP_THROWABLE :
6839      IS_PUSHABLE(element) ? EP_PUSHABLE :
6840      custom_element.walk_to_action);
6841   custom_element_properties[EP_WALK_TO_OBJECT] =
6842     (IS_DIGGABLE(element) ||
6843      IS_COLLECTIBLE_ONLY(element) ||
6844      IS_DROPPABLE(element) ||
6845      IS_THROWABLE(element) ||
6846      IS_PUSHABLE(element));
6847
6848   /* set smash targets selectbox help value */
6849   custom_element.smash_targets =
6850     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
6851      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
6852      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
6853      custom_element.smash_targets);
6854   custom_element_properties[EP_CAN_SMASH] =
6855     (CAN_SMASH_EVERYTHING(element) ||
6856      CAN_SMASH_ENEMIES(element) ||
6857      CAN_SMASH_PLAYER(element));
6858
6859   /* set deadliness selectbox help value */
6860   custom_element.deadliness =
6861     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
6862      DONT_GET_HIT_BY(element) ? EP_DONT_GET_HIT_BY :
6863      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
6864      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
6865      custom_element.deadliness);
6866   custom_element_properties[EP_DEADLY] =
6867     (DONT_TOUCH(element) ||
6868      DONT_GET_HIT_BY(element) ||
6869      DONT_COLLIDE_WITH(element) ||
6870      DONT_RUN_INTO(element));
6871
6872   /* ---------- element settings: advanced (custom elements) --------------- */
6873
6874   /* set "change by direct action" selectbox help value */
6875   custom_element_change.direct_action =
6876     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
6877      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
6878      HAS_CHANGE_EVENT(element, CE_SWITCHED_BY_PLAYER) ? CE_SWITCHED_BY_PLAYER :
6879      HAS_CHANGE_EVENT(element, CE_SNAPPED_BY_PLAYER) ? CE_SNAPPED_BY_PLAYER :
6880      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
6881      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
6882      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
6883      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
6884      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
6885      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
6886      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
6887      HAS_CHANGE_EVENT(element, CE_BLOCKED) ? CE_BLOCKED :
6888      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
6889      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
6890      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES) ? CE_VALUE_CHANGES :
6891      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES) ? CE_SCORE_CHANGES :
6892      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO) ? CE_VALUE_GETS_ZERO :
6893      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO) ? CE_SCORE_GETS_ZERO :
6894      custom_element_change.direct_action);
6895
6896   /* set "change by other element action" selectbox help value */
6897   custom_element_change.other_action =
6898     (HAS_CHANGE_EVENT(element, CE_PLAYER_TOUCHES_X) ? CE_PLAYER_TOUCHES_X :
6899      HAS_CHANGE_EVENT(element, CE_PLAYER_PRESSES_X) ? CE_PLAYER_PRESSES_X :
6900      HAS_CHANGE_EVENT(element, CE_PLAYER_SWITCHES_X) ? CE_PLAYER_SWITCHES_X :
6901      HAS_CHANGE_EVENT(element, CE_PLAYER_SNAPS_X) ? CE_PLAYER_SNAPS_X :
6902      HAS_CHANGE_EVENT(element, CE_PLAYER_PUSHES_X) ? CE_PLAYER_PUSHES_X :
6903      HAS_CHANGE_EVENT(element, CE_PLAYER_ENTERS_X) ? CE_PLAYER_ENTERS_X :
6904      HAS_CHANGE_EVENT(element, CE_PLAYER_LEAVES_X) ? CE_PLAYER_LEAVES_X :
6905      HAS_CHANGE_EVENT(element, CE_PLAYER_DIGS_X) ? CE_PLAYER_DIGS_X :
6906      HAS_CHANGE_EVENT(element, CE_PLAYER_COLLECTS_X) ? CE_PLAYER_COLLECTS_X :
6907      HAS_CHANGE_EVENT(element, CE_PLAYER_DROPS_X) ? CE_PLAYER_DROPS_X :
6908      HAS_CHANGE_EVENT(element, CE_TOUCHING_X) ? CE_TOUCHING_X :
6909      HAS_CHANGE_EVENT(element, CE_HITTING_X) ? CE_HITTING_X :
6910      HAS_CHANGE_EVENT(element, CE_DIGGING_X) ? CE_DIGGING_X :
6911      HAS_CHANGE_EVENT(element, CE_HIT_BY_X) ? CE_HIT_BY_X :
6912      HAS_CHANGE_EVENT(element, CE_SWITCH_OF_X) ? CE_SWITCH_OF_X :
6913      HAS_CHANGE_EVENT(element, CE_CHANGE_OF_X) ? CE_CHANGE_OF_X :
6914      HAS_CHANGE_EVENT(element, CE_EXPLOSION_OF_X) ? CE_EXPLOSION_OF_X :
6915      HAS_CHANGE_EVENT(element, CE_MOVE_OF_X) ? CE_MOVE_OF_X :
6916      HAS_CHANGE_EVENT(element, CE_CREATION_OF_X) ? CE_CREATION_OF_X :
6917      HAS_CHANGE_EVENT(element, CE_VALUE_CHANGES_OF_X) ? CE_VALUE_CHANGES_OF_X :
6918      HAS_CHANGE_EVENT(element, CE_SCORE_CHANGES_OF_X) ? CE_SCORE_CHANGES_OF_X :
6919      HAS_CHANGE_EVENT(element, CE_VALUE_GETS_ZERO_OF_X) ? CE_VALUE_GETS_ZERO_OF_X :
6920      HAS_CHANGE_EVENT(element, CE_SCORE_GETS_ZERO_OF_X) ? CE_SCORE_GETS_ZERO_OF_X :
6921      custom_element_change.other_action);
6922 }
6923
6924 static void CopyGroupElementPropertiesToEditor(int element)
6925 {
6926   group_element_info = *element_info[element].group;
6927   custom_element = element_info[element];       /* needed for description */
6928 }
6929
6930 static void CopyClassicElementPropertiesToEditor(int element)
6931 {
6932   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
6933     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
6934       getMoveIntoAcidProperty(&level, element);
6935
6936   if (MAYBE_DONT_COLLIDE_WITH(element))
6937     custom_element_properties[EP_DONT_COLLIDE_WITH] =
6938       getDontCollideWithProperty(&level, element);
6939 }
6940
6941 static void CopyElementPropertiesToEditor(int element)
6942 {
6943   if (IS_CUSTOM_ELEMENT(element))
6944     CopyCustomElementPropertiesToEditor(element);
6945   else if (IS_GROUP_ELEMENT(element))
6946     CopyGroupElementPropertiesToEditor(element);
6947   else
6948     CopyClassicElementPropertiesToEditor(element);
6949 }
6950
6951 static void CopyCustomElementPropertiesToGame(int element)
6952 {
6953   int i;
6954   int access_type_and_layer;
6955
6956   /* mark that this custom element has been modified */
6957   custom_element.modified_settings = TRUE;
6958   level.changed = TRUE;
6959
6960   if (level.use_custom_template)
6961   {
6962     if (Request("Copy and modify level template ?", REQ_ASK))
6963     {
6964       level.use_custom_template = FALSE;
6965       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
6966                    GDI_CHECKED, FALSE, GDI_END);
6967     }
6968     else
6969     {
6970       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
6971
6972       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
6973     }
6974   }
6975
6976   element_info[element] = custom_element;
6977   *element_info[element].change = custom_element_change;
6978
6979   /* ---------- element settings: configure (custom elements) ------------- */
6980
6981   /* set accessible property from checkbox and selectbox */
6982   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
6983   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
6984   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
6985   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
6986   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
6987   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
6988   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
6989                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
6990                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
6991   custom_element_properties[access_type_and_layer] =
6992     custom_element_properties[EP_ACCESSIBLE];
6993   custom_element_properties[EP_PROTECTED] =
6994     (custom_element.access_protected != 0 &&
6995      custom_element_properties[EP_ACCESSIBLE]);
6996
6997   /* set walk-to-object property from checkbox and selectbox */
6998   custom_element_properties[EP_DIGGABLE] = FALSE;
6999   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
7000   custom_element_properties[EP_DROPPABLE] = FALSE;
7001   custom_element_properties[EP_THROWABLE] = FALSE;
7002   custom_element_properties[EP_PUSHABLE] = FALSE;
7003   custom_element_properties[custom_element.walk_to_action] =
7004     custom_element_properties[EP_WALK_TO_OBJECT];
7005
7006   /* set smash property from checkbox and selectbox */
7007   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
7008   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
7009   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
7010   custom_element_properties[custom_element.smash_targets] =
7011     custom_element_properties[EP_CAN_SMASH];
7012
7013   /* set deadliness property from checkbox and selectbox */
7014   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
7015   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
7016   custom_element_properties[EP_DONT_GET_HIT_BY] = FALSE;
7017   custom_element_properties[EP_DONT_TOUCH] = FALSE;
7018   custom_element_properties[custom_element.deadliness] =
7019     custom_element_properties[EP_DEADLY];
7020
7021   /* ---------- element settings: advanced (custom elements) --------------- */
7022
7023   /* set player change event from checkbox and selectbox */
7024   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
7025   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
7026   custom_element_change_events[CE_SWITCHED_BY_PLAYER] = FALSE;
7027   custom_element_change_events[CE_SNAPPED_BY_PLAYER] = FALSE;
7028   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
7029   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
7030   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
7031   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
7032   custom_element_change_events[CE_SWITCHED] = FALSE;
7033   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
7034   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
7035   custom_element_change_events[CE_BLOCKED] = FALSE;
7036   custom_element_change_events[CE_IMPACT] = FALSE;
7037   custom_element_change_events[CE_SMASHED] = FALSE;
7038   custom_element_change_events[CE_VALUE_CHANGES] = FALSE;
7039   custom_element_change_events[CE_SCORE_CHANGES] = FALSE;
7040   custom_element_change_events[CE_VALUE_GETS_ZERO] = FALSE;
7041   custom_element_change_events[CE_SCORE_GETS_ZERO] = FALSE;
7042   custom_element_change_events[custom_element_change.direct_action] =
7043     custom_element_change_events[CE_BY_DIRECT_ACTION];
7044
7045   /* set other element action change event from checkbox and selectbox */
7046   custom_element_change_events[CE_PLAYER_TOUCHES_X] = FALSE;
7047   custom_element_change_events[CE_PLAYER_PRESSES_X] = FALSE;
7048   custom_element_change_events[CE_PLAYER_SWITCHES_X] = FALSE;
7049   custom_element_change_events[CE_PLAYER_SNAPS_X] = FALSE;
7050   custom_element_change_events[CE_PLAYER_PUSHES_X] = FALSE;
7051   custom_element_change_events[CE_PLAYER_ENTERS_X] = FALSE;
7052   custom_element_change_events[CE_PLAYER_LEAVES_X] = FALSE;
7053   custom_element_change_events[CE_PLAYER_DIGS_X] = FALSE;
7054   custom_element_change_events[CE_PLAYER_COLLECTS_X] = FALSE;
7055   custom_element_change_events[CE_PLAYER_DROPS_X] = FALSE;
7056   custom_element_change_events[CE_TOUCHING_X] = FALSE;
7057   custom_element_change_events[CE_HITTING_X] = FALSE;
7058   custom_element_change_events[CE_DIGGING_X] = FALSE;
7059   custom_element_change_events[CE_HIT_BY_X] = FALSE;
7060   custom_element_change_events[CE_SWITCH_OF_X] = FALSE;
7061   custom_element_change_events[CE_CHANGE_OF_X] = FALSE;
7062   custom_element_change_events[CE_EXPLOSION_OF_X] = FALSE;
7063   custom_element_change_events[CE_MOVE_OF_X] = FALSE;
7064   custom_element_change_events[CE_CREATION_OF_X] = FALSE;
7065   custom_element_change_events[CE_VALUE_CHANGES_OF_X] = FALSE;
7066   custom_element_change_events[CE_SCORE_CHANGES_OF_X] = FALSE;
7067   custom_element_change_events[CE_VALUE_GETS_ZERO_OF_X] = FALSE;
7068   custom_element_change_events[CE_SCORE_GETS_ZERO_OF_X] = FALSE;
7069   custom_element_change_events[custom_element_change.other_action] =
7070     custom_element_change_events[CE_BY_OTHER_ACTION];
7071
7072   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
7073     SET_PROPERTY(element, i, custom_element_properties[i]);
7074
7075   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
7076     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
7077
7078   /* copy change events also to special level editor variable */
7079   custom_element = element_info[element];
7080   custom_element_change = *element_info[element].change;
7081 }
7082
7083 static void CopyGroupElementPropertiesToGame(int element)
7084 {
7085   element_info[element] = custom_element;
7086   *element_info[element].group = group_element_info;
7087
7088   /* mark that this group element has been modified */
7089   element_info[element].modified_settings = TRUE;
7090   level.changed = TRUE;
7091 }
7092
7093 static void CopyClassicElementPropertiesToGame(int element)
7094 {
7095   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
7096     setMoveIntoAcidProperty(&level, element,
7097                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
7098
7099   if (MAYBE_DONT_COLLIDE_WITH(element))
7100     setDontCollideWithProperty(&level, element,
7101                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
7102 }
7103
7104 static void CopyElementPropertiesToGame(int element)
7105 {
7106   if (IS_CUSTOM_ELEMENT(element))
7107     CopyCustomElementPropertiesToGame(element);
7108   else if (IS_GROUP_ELEMENT(element))
7109     CopyGroupElementPropertiesToGame(element);
7110   else
7111     CopyClassicElementPropertiesToGame(element);
7112 }
7113
7114 void CheckElementDescriptions()
7115 {
7116   int i;
7117
7118   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
7119     if (getElementDescriptionFilename(i) == NULL && !IS_OBSOLETE(i))
7120       Error(ERR_WARN, "no element description for element '%s'", EL_NAME(i));
7121 }
7122
7123 void DrawLevelEd()
7124 {
7125   CloseDoor(DOOR_CLOSE_ALL);
7126
7127 #if 1
7128   FadeOut(REDRAW_FIELD);
7129 #endif
7130
7131   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
7132
7133 #if DEBUG
7134   CheckElementDescriptions();
7135 #endif
7136
7137   if (level_editor_test_game)
7138   {
7139     CopyPlayfield(level.field, Feld);
7140     CopyPlayfield(FieldBackup, level.field);
7141
7142     level_editor_test_game = FALSE;
7143   }
7144   else
7145   {
7146     edit_mode = ED_MODE_DRAWING;
7147     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
7148
7149     ResetUndoBuffer();
7150
7151     level_xpos = -1;
7152     level_ypos = -1;
7153   }
7154
7155   /* copy default editor door content to main double buffer */
7156   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7157              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
7158
7159   /* draw bigger door */
7160   DrawSpecialEditorDoor();
7161
7162   /* draw new control window */
7163   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
7164              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
7165
7166   redraw_mask |= REDRAW_ALL;
7167
7168   ReinitializeElementList();            /* update dynamic level element list */
7169   ReinitializeElementListButtons();     /* custom element may look different */
7170
7171   InitElementPropertiesGfxElement();
7172
7173 #if 1
7174   UnmapAllGadgets();
7175 #else
7176   UnmapTapeButtons();
7177 #endif
7178   MapControlButtons();
7179
7180 #if 0
7181   FadeOut(REDRAW_FIELD);
7182 #endif
7183
7184   DrawEditModeWindow();
7185
7186 #if 1
7187   FadeIn(REDRAW_FIELD);
7188 #endif
7189
7190   /* copy actual editor door content to door double buffer for OpenDoor() */
7191   BlitBitmap(drawto, bitmap_db_door,
7192              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7193
7194 #if 1
7195   /* draw new control window (with border) to window */
7196   redraw_mask |= REDRAW_ALL;
7197   BackToFront();
7198 #endif
7199
7200   OpenDoor(DOOR_OPEN_1);
7201 }
7202
7203 static void AdjustDrawingAreaGadgets()
7204 {
7205   int ed_xsize = lev_fieldx + 2;
7206   int ed_ysize = lev_fieldy + 2;
7207   int max_ed_fieldx = MAX_ED_FIELDX;
7208   int max_ed_fieldy = MAX_ED_FIELDY;
7209   boolean horizontal_scrollbar_needed;
7210   boolean vertical_scrollbar_needed;
7211   int x, y, width, height;
7212   int xoffset, yoffset;
7213
7214   /* check if we need any scrollbars */
7215   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7216   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7217
7218   /* check if we have a smaller editor field because of scrollbars */
7219   if (horizontal_scrollbar_needed)
7220     max_ed_fieldy = MAX_ED_FIELDY - 1;
7221   if (vertical_scrollbar_needed)
7222     max_ed_fieldx = MAX_ED_FIELDX - 1;
7223
7224   /* check again if we now need more scrollbars because of less space */
7225   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
7226   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
7227
7228   /* check if editor field gets even smaller after adding new scrollbars */
7229   if (horizontal_scrollbar_needed)
7230     max_ed_fieldy = MAX_ED_FIELDY - 1;
7231   if (vertical_scrollbar_needed)
7232     max_ed_fieldx = MAX_ED_FIELDX - 1;
7233
7234   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
7235   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
7236
7237   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
7238                GDI_WIDTH, ed_fieldx * MINI_TILEX,
7239                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
7240                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
7241                GDI_END);
7242
7243   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
7244   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
7245
7246   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
7247   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
7248
7249   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
7250   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
7251
7252   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
7253   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
7254
7255   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7256                GDI_WIDTH, width,
7257                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
7258                GDI_END);
7259   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7260                GDI_HEIGHT, height,
7261                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
7262                GDI_END);
7263 }
7264
7265 static void AdjustLevelScrollPosition()
7266 {
7267   if (level_xpos < -1)
7268     level_xpos = -1;
7269   if (level_xpos > lev_fieldx - ed_fieldx + 1)
7270     level_xpos = lev_fieldx - ed_fieldx + 1;
7271   if (lev_fieldx < ed_fieldx - 2)
7272     level_xpos = -1;
7273
7274   if (level_ypos < -1)
7275     level_ypos = -1;
7276   if (level_ypos > lev_fieldy - ed_fieldy + 1)
7277     level_ypos = lev_fieldy - ed_fieldy + 1;
7278   if (lev_fieldy < ed_fieldy - 2)
7279     level_ypos = -1;
7280 }
7281
7282 static void AdjustEditorScrollbar(int id)
7283 {
7284   struct GadgetInfo *gi = level_editor_gadget[id];
7285   int items_max, items_visible, item_position;
7286
7287   if (id == GADGET_ID_SCROLL_HORIZONTAL)
7288   {
7289     items_max = MAX(lev_fieldx + 2, ed_fieldx);
7290     items_visible = ed_fieldx;
7291     item_position = level_xpos + 1;
7292   }
7293   else
7294   {
7295     items_max = MAX(lev_fieldy + 2, ed_fieldy);
7296     items_visible = ed_fieldy;
7297     item_position = level_ypos + 1;
7298   }
7299
7300   if (item_position > items_max - items_visible)
7301     item_position = items_max - items_visible;
7302
7303   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7304                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7305 }
7306
7307 static void AdjustElementListScrollbar()
7308 {
7309   struct GadgetInfo *gi = level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL];
7310   int items_max, items_visible, item_position;
7311
7312   /* correct position of element list scrollbar */
7313   if (element_shift < 0)
7314     element_shift = 0;
7315   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7316     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7317
7318   items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
7319   items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
7320   item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
7321
7322   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
7323                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
7324                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
7325 }
7326
7327 static void ModifyEditorCounterValue(int counter_id, int new_value)
7328 {
7329   int *counter_value = counterbutton_info[counter_id].value;
7330   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7331   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7332
7333   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
7334
7335   if (counter_value != NULL)
7336     *counter_value = gi->textinput.number_value;
7337 }
7338
7339 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
7340 {
7341   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
7342   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7343
7344   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
7345
7346   if (counter_id >= ED_COUNTER_ID_ELEMENT_VALUE1 &&
7347       counter_id <= ED_COUNTER_ID_ELEMENT_VALUE4)
7348   {
7349     int gadget_id_up = counterbutton_info[counter_id].gadget_id_up;
7350     struct GadgetInfo *gi_up = level_editor_gadget[gadget_id_up];
7351
7352     ModifyGadget(gi, GDI_TEXT_SIZE, (max < 10 ? 1 : 3), GDI_END);
7353     ModifyGadget(gi_up, GDI_X, gi->x + gi->width + ED_GADGET_DISTANCE,GDI_END);
7354   }
7355 }
7356
7357 static void ModifyEditorSelectboxValue(int selectbox_id, int new_value)
7358 {
7359   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7360   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7361   int new_index_value = setSelectboxValue(selectbox_id, new_value);
7362
7363   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
7364 }
7365
7366 static void ModifyEditorSelectboxOptions(int selectbox_id,
7367                                          struct ValueTextInfo *options)
7368 {
7369   int gadget_id = selectbox_info[selectbox_id].gadget_id;
7370   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7371
7372   selectbox_info[selectbox_id].options = options;
7373
7374   /* set index to zero -- list may be shorter now (correct later, if needed) */
7375   ModifyGadget(gi, GDI_SELECTBOX_INDEX, 0,
7376                GDI_SELECTBOX_OPTIONS, options, GDI_END);
7377 }
7378
7379 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
7380 {
7381   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
7382   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7383
7384   drawingarea_info[drawingarea_id].area_xsize = xsize;
7385   drawingarea_info[drawingarea_id].area_ysize = ysize;
7386
7387   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
7388 }
7389
7390 static void ModifyEditorElementList()
7391 {
7392   int i;
7393
7394   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
7395   {
7396     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
7397     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7398     struct GadgetDesign *gd = &gi->deco.design;
7399     int element = editor_elements[element_shift + i];
7400
7401     UnmapGadget(gi);
7402
7403     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
7404     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
7405
7406     MapGadget(gi);
7407   }
7408 }
7409
7410 static void PickDrawingElement(int button, int element)
7411 {
7412   if (button < 1 || button > 3)
7413     return;
7414
7415   if (button == 1)
7416   {
7417     new_element1 = element;
7418     DrawMiniGraphicExt(drawto,
7419                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
7420                        el2edimg(new_element1));
7421   }
7422   else if (button == 2)
7423   {
7424     new_element2 = element;
7425     DrawMiniGraphicExt(drawto,
7426                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
7427                        el2edimg(new_element2));
7428   }
7429   else
7430   {
7431     new_element3 = element;
7432     DrawMiniGraphicExt(drawto,
7433                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
7434                        el2edimg(new_element3));
7435   }
7436
7437   redraw_mask |= REDRAW_DOOR_1;
7438 }
7439
7440 static void RedrawDrawingElements()
7441 {
7442   PickDrawingElement(1, new_element1);
7443   PickDrawingElement(2, new_element2);
7444   PickDrawingElement(3, new_element3);
7445 }
7446
7447 static void DrawDrawingWindow()
7448 {
7449   stick_element_properties_window = FALSE;
7450
7451   SetMainBackgroundImage(IMG_UNDEFINED);
7452   ClearField();
7453
7454   UnmapLevelEditorWindowGadgets();
7455   UnmapLevelEditorToolboxCustomGadgets();
7456
7457   AdjustDrawingAreaGadgets();
7458   AdjustLevelScrollPosition();
7459   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
7460   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
7461
7462   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7463
7464   MapMainDrawingArea();
7465   MapLevelEditorToolboxDrawingGadgets();
7466 }
7467
7468 static void DrawLevelInfoWindow()
7469 {
7470   int i;
7471
7472   stick_element_properties_window = FALSE;
7473
7474   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7475   ClearField();
7476   UnmapLevelEditorWindowGadgets();
7477
7478 #if 0
7479   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Level Settings");
7480   DrawTextSCentered(ED_SETTINGS2_YPOS, FONT_TITLE_1, "Editor Settings");
7481 #else
7482   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7483            "Level Settings", FONT_TITLE_1);
7484   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
7485            "Editor Settings", FONT_TITLE_1);
7486 #endif
7487
7488   /* draw counter gadgets */
7489   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
7490     MapCounterButtons(i);
7491
7492   /* draw selectbox gadgets */
7493   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
7494     MapSelectboxGadget(i);
7495
7496   /* draw checkbutton gadgets */
7497   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
7498     MapCheckbuttonGadget(i);
7499
7500   /* draw radiobutton gadgets */
7501   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
7502     MapRadiobuttonGadget(i);
7503
7504   /* draw text input gadgets */
7505   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
7506     MapTextInputGadget(i);
7507
7508   /* draw drawing area */
7509   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
7510 }
7511
7512 static void DrawCustomContentArea()
7513 {
7514   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
7515   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7516   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
7517   int x2 = right_gadget_border[GADGET_ID_CUSTOM_EXPLOSION_TYPE];
7518   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
7519   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7520
7521   /* add distance for potential left text (without drawing area border) */
7522   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
7523
7524   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7525
7526   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
7527 }
7528
7529 static void DrawCustomChangeContentArea()
7530 {
7531   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
7532   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
7533   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
7534   int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
7535   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
7536   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
7537
7538   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
7539
7540   MapDrawingArea(id);
7541 }
7542
7543 static void DrawYamYamContentAreas()
7544 {
7545   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7546   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7547   int i;
7548
7549   /* display counter to choose number of element content areas */
7550   MapCounterButtons(ED_COUNTER_ID_YAMYAM_CONTENT);
7551
7552   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7553   {
7554     int id = ED_DRAWING_ID_YAMYAM_CONTENT_0 + i;
7555
7556     if (i < level.num_yamyam_contents)
7557     {
7558       MapDrawingArea(id);
7559     }
7560     else
7561     {
7562       int font_height = getFontHeight(FONT_TEXT_1);
7563
7564       UnmapDrawingArea(id);
7565
7566       /* delete content areas in case of reducing number of them */
7567       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7568                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7569                      4 * MINI_TILEX,
7570                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7571     }
7572   }
7573
7574   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
7575   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
7576   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
7577 }
7578
7579 static void DrawMagicBallContentAreas()
7580 {
7581   int x = SX + ED_AREA_MAGIC_BALL_CONTENT_XPOS(3) + 4 * MINI_TILEX;
7582   int y = SY + ED_AREA_MAGIC_BALL_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
7583   int i;
7584
7585   /* display counter to choose number of element content areas */
7586   MapCounterButtons(ED_COUNTER_ID_BALL_CONTENT);
7587
7588   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7589   {
7590     int id = ED_DRAWING_ID_MAGIC_BALL_CONTENT_0 + i;
7591
7592     if (i < level.num_ball_contents)
7593     {
7594       MapDrawingArea(id);
7595     }
7596     else
7597     {
7598       int font_height = getFontHeight(FONT_TEXT_1);
7599
7600       UnmapDrawingArea(id);
7601
7602       /* delete content areas in case of reducing number of them */
7603       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
7604                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
7605                      4 * MINI_TILEX,
7606                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
7607     }
7608   }
7609
7610   DrawText(x, y + 0 * MINI_TILEY, "generated", FONT_TEXT_1);
7611   DrawText(x, y + 1 * MINI_TILEY, "when",      FONT_TEXT_1);
7612   DrawText(x, y + 2 * MINI_TILEY, "active",    FONT_TEXT_1);
7613 }
7614
7615 static void DrawAndroidElementArea(int element)
7616 {
7617   int num_elements = level.num_android_clone_elements;
7618   int id = ED_DRAWING_ID_ANDROID_CONTENT;
7619   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7620   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7621   int xsize = MAX_ANDROID_ELEMENTS;
7622   int ysize = 1;
7623
7624   /* display counter to choose number of element areas */
7625   MapCounterButtons(ED_COUNTER_ID_ANDROID_CONTENT);
7626
7627   if (drawingarea_info[id].text_left != NULL)
7628     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7629
7630   UnmapDrawingArea(id);
7631
7632   ModifyEditorDrawingArea(id, num_elements, 1);
7633
7634   /* delete content areas in case of reducing number of them */
7635   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7636
7637   MapDrawingArea(id);
7638 }
7639
7640 static void DrawGroupElementArea(int element)
7641 {
7642   int num_elements = group_element_info.num_elements;
7643   int id = ED_DRAWING_ID_GROUP_CONTENT;
7644   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7645   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7646   int xsize = MAX_ELEMENTS_IN_GROUP;
7647   int ysize = 1;
7648
7649   if (drawingarea_info[id].text_left != NULL)
7650     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7651
7652   UnmapDrawingArea(id);
7653
7654   ModifyEditorDrawingArea(id, num_elements, 1);
7655
7656   /* delete content areas in case of reducing number of them */
7657   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7658
7659   MapDrawingArea(id);
7660 }
7661
7662 static void DrawPlayerInitialInventoryArea(int element)
7663 {
7664   int player_nr = GET_PLAYER_NR(element);
7665   int num_elements = level.initial_inventory_size[player_nr];
7666   int id = ED_DRAWING_ID_INVENTORY_CONTENT;
7667   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
7668   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
7669   int xsize = MAX_INITIAL_INVENTORY_SIZE;
7670   int ysize = 1;
7671
7672   /* determine horizontal position to the right of specified gadget */
7673   if (drawingarea_info[id].gadget_id_align != GADGET_ID_NONE)
7674     sx += (right_gadget_border[drawingarea_info[id].gadget_id_align] +
7675            ED_DRAWINGAREA_TEXT_DISTANCE);
7676
7677   /* determine horizontal offset for leading text */
7678   if (drawingarea_info[id].text_left != NULL)
7679     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
7680
7681   UnmapDrawingArea(id);
7682
7683   ModifyEditorDrawingArea(id, num_elements, 1);
7684
7685   /* delete content areas in case of reducing number of them */
7686   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
7687
7688   MapDrawingArea(id);
7689 }
7690
7691 static void DrawEnvelopeTextArea(int envelope_nr)
7692 {
7693   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
7694   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
7695
7696   UnmapGadget(gi);
7697   DrawBackground(gi->x, gi->y, gi->width, gi->height);
7698
7699   if (envelope_nr != -1)
7700     textarea_info[id].value = level.envelope[envelope_nr].text;
7701
7702   ModifyGadget(gi, GDI_AREA_SIZE,
7703                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
7704                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
7705                GDI_END);
7706
7707   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
7708 }
7709
7710 static boolean PrintInfoText(char *text, int font_nr, int start_line)
7711 {
7712   int font_height = getFontHeight(font_nr);
7713   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7714   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7715   int sx = SX + pad_x;
7716   int sy = SY + pad_y;
7717   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7718
7719   if (start_line >= max_lines_per_screen)
7720     return FALSE;
7721
7722   DrawText(sx, sy + start_line * font_height, text, font_nr);
7723
7724   return TRUE;
7725 }
7726
7727 static int PrintElementDescriptionFromFile(char *filename, int start_line)
7728 {
7729   int font_nr = FONT_TEXT_2;
7730   int font_width = getFontWidth(font_nr);
7731   int font_height = getFontHeight(font_nr);
7732   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7733   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7734   int sx = SX + pad_x;
7735   int sy = SY + pad_y + start_line * font_height;
7736   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
7737   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
7738
7739   return DrawTextFile(sx, sy, filename, font_nr, max_chars_per_line, -1,
7740                       max_lines_per_screen, -1, TRUE, FALSE, FALSE);
7741 }
7742
7743 static void DrawPropertiesTabulatorGadgets()
7744 {
7745   struct GadgetInfo *gd_gi1 = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
7746   struct GadgetInfo *gd_gi4 = level_editor_gadget[GADGET_ID_PROPERTIES_CHANGE];
7747   struct GadgetDesign *gd = &gd_gi1->alt_design[GD_BUTTON_UNPRESSED];
7748   int gd_x = gd->x + gd_gi1->border.width / 2;
7749   int gd_y = gd->y + gd_gi1->height - 1;
7750   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
7751   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
7752   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
7753 #if 1
7754 #else
7755   int max_tabs = 4;
7756 #endif
7757   int i;
7758
7759   /* draw two config tabulators for player elements */
7760   if (ELEM_IS_PLAYER(properties_element))
7761     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2;
7762
7763   /* draw two config and one "change" tabulator for custom elements */
7764   if (IS_CUSTOM_ELEMENT(properties_element))
7765     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
7766
7767   for (i = id_first; i <= id_last; i++)
7768   {
7769     int gadget_id = textbutton_info[i].gadget_id;
7770     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
7771     boolean active = (i != edit_mode_properties);
7772
7773     /* use "config 1" and "config 2" instead of "config" for players and CEs */
7774     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
7775         (ELEM_IS_PLAYER(properties_element) ||
7776          IS_CUSTOM_ELEMENT(properties_element)))
7777       continue;
7778
7779     /* draw background line below tabulator button */
7780     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width, 1);
7781
7782     /* draw solid line below inactive tabulator buttons */
7783     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
7784       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, tab_color);
7785
7786     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
7787     MapTextbuttonGadget(i);
7788   }
7789
7790 #if 1
7791   /* draw little border line below tabulator buttons */
7792   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7793     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7794                   gd_gi4->x - gd_gi1->x + gd_gi4->width, ED_GADGET_DISTANCE,
7795                   tab_color);
7796 #else
7797   /* draw little border line below tabulator buttons */
7798   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
7799     FillRectangle(drawto, gd_gi1->x, gd_gi1->y + gd_gi1->height + 1,
7800                   max_tabs * gd_gi1->width + (max_tabs -1) * ED_GADGET_DISTANCE,
7801                   ED_GADGET_DISTANCE, tab_color);
7802 #endif
7803 }
7804
7805 static void DrawPropertiesInfo()
7806 {
7807   static struct
7808   {
7809     int value;
7810     char *text;
7811   }
7812   properties[] =
7813   {
7814     /* configurable properties */
7815
7816     { EP_WALKABLE_OVER,         "- player can walk over it"             },
7817     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
7818     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
7819     { EP_PASSABLE_OVER,         "- player can pass over it"             },
7820     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
7821     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
7822     { EP_PROTECTED,             "- player is protected by it"           },
7823
7824     { EP_DIGGABLE,              "- can be digged away"                  },
7825     { EP_COLLECTIBLE,           "- can be collected"                    },
7826     { EP_DROPPABLE,             "- can be dropped after collecting"     },
7827     { EP_THROWABLE,             "- can be thrown after collecting"      },
7828     { EP_PUSHABLE,              "- can be pushed"                       },
7829
7830     { EP_CAN_FALL,              "- can fall"                            },
7831     { EP_CAN_MOVE,              "- can move"                            },
7832
7833     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
7834 #if 0
7835     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
7836 #endif
7837     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
7838
7839     { EP_SLIPPERY,              "- slippery for falling elements"       },
7840     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
7841
7842     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
7843     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
7844     { EP_DONT_GET_HIT_BY,       "- deadly when getting hit by"          },
7845     { EP_DONT_TOUCH,            "- deadly when touching"                },
7846
7847     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
7848
7849     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
7850     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
7851     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
7852
7853     { EP_CAN_CHANGE,            "- can change to other element"         },
7854
7855     /* pre-defined properties */
7856     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
7857     { EP_CAN_PASS_DC_MAGIC_WALL,"- can pass magic walls (DC style)"     },
7858     { EP_SWITCHABLE,            "- can be switched"                     },
7859 #if 0
7860     { EP_HAS_EDITOR_CONTENT,    "- can contain other elements"          },
7861 #endif
7862
7863     { -1,                       NULL                                    }
7864   };
7865   char *filename = getElementDescriptionFilename(properties_element);
7866   char *percentage_text = "In this level:";
7867   char *properties_text = "Standard properties:";
7868   float percentage;
7869   int num_elements_in_level;
7870   int num_standard_properties = 0;
7871   int font1_nr = FONT_TEXT_1;
7872   int font2_nr = FONT_TEXT_2;
7873   int font1_width = getFontWidth(font1_nr);
7874   int font2_height = getFontHeight(font2_nr);
7875   int pad_x = ED_ELEMENT_SETTINGS_XPOS(0);
7876   int pad_y = ED_ELEMENT_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
7877   int screen_line = 0;
7878   int i, x, y;
7879
7880   if (setup.editor.show_element_token)
7881   {
7882     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
7883               "[%s]", element_info[properties_element].token_name);
7884     screen_line++;
7885   }
7886
7887   /* ----- print number of elements / percentage of this element in level */
7888
7889   num_elements_in_level = 0;
7890   for (y = 0; y < lev_fieldy; y++)
7891     for (x = 0; x < lev_fieldx; x++)
7892       if (Feld[x][y] == properties_element)
7893         num_elements_in_level++;
7894   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
7895
7896   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
7897             percentage_text);
7898   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
7899             pad_y + screen_line++ * font2_height, font2_nr,
7900             "%d (%.2f%%)", num_elements_in_level, percentage);
7901
7902   screen_line++;
7903
7904   /* ----- print standard properties of this element */
7905
7906   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
7907             properties_text);
7908
7909   for (i = 0; properties[i].value != -1; i++)
7910   {
7911     if (!HAS_PROPERTY(properties_element, properties[i].value))
7912       continue;
7913
7914     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
7915               properties[i].text);
7916     num_standard_properties++;
7917   }
7918
7919   if (num_standard_properties == 0)
7920     DrawTextS(pad_x + strlen(properties_text) * font1_width,
7921               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
7922
7923   screen_line++;
7924
7925   /* ----- print special description of this element */
7926
7927   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
7928   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
7929     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
7930 }
7931
7932 #define TEXT_COLLECTING         "Score for collecting"
7933 #define TEXT_SMASHING           "Score for smashing"
7934 #define TEXT_SLURPING           "Score for slurping robot"
7935 #define TEXT_CRACKING           "Score for cracking"
7936 #define TEXT_AMOEBA_SPEED       "Speed of amoeba growth"
7937 #define TEXT_DURATION           "Duration when activated"
7938 #define TEXT_BALL_DELAY         "Element generation delay"
7939 #define TEXT_MOVE_SPEED         "Speed of android moving"
7940 #define TEXT_CLONE_SPEED        "Speed of android cloning"
7941 #define TEXT_GAME_OF_LIFE_1     "Min neighbours to survive"
7942 #define TEXT_GAME_OF_LIFE_2     "Max neighbours to survive"
7943 #define TEXT_GAME_OF_LIFE_3     "Min neighbours to create"
7944 #define TEXT_GAME_OF_LIFE_4     "Max neighbours to create"
7945 #define TEXT_TIME_BONUS         "Extra time to solve level"
7946
7947 static struct
7948 {
7949   int element;
7950   int *value;
7951   char *text;
7952 } elements_with_counter[] =
7953 {
7954   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
7955   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
7956   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7957   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7958   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
7959   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
7960   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
7961   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
7962   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
7963   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
7964   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
7965   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
7966   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
7967   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
7968   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
7969   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
7970   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
7971   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
7972   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
7973   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
7974   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7975   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7976   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7977   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7978   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7979   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7980   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7981   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7982   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7983   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7984   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
7985   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7986   { EL_YAMYAM_LEFT,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7987   { EL_YAMYAM_RIGHT,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7988   { EL_YAMYAM_UP,       &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7989   { EL_YAMYAM_DOWN,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7990   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
7991   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
7992   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
7993   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
7994   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
7995   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7996   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
7997   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
7998   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
7999   { EL_EM_DYNAMITE,     &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
8000   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
8001   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8002   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
8003   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8004   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
8005   { EL_EXTRA_TIME,      &level.extra_time_score,        TEXT_COLLECTING },
8006   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
8007   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
8008   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
8009   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
8010   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
8011   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
8012   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
8013   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
8014   { EL_EMC_KEY_5,       &level.score[SC_KEY],           TEXT_COLLECTING },
8015   { EL_EMC_KEY_6,       &level.score[SC_KEY],           TEXT_COLLECTING },
8016   { EL_EMC_KEY_7,       &level.score[SC_KEY],           TEXT_COLLECTING },
8017   { EL_EMC_KEY_8,       &level.score[SC_KEY],           TEXT_COLLECTING },
8018   { EL_DC_KEY_WHITE,    &level.score[SC_KEY],           TEXT_COLLECTING },
8019   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8020   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8021   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8022   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8023   { EL_EMC_DRIPPER,     &level.amoeba_speed,            TEXT_AMOEBA_SPEED },
8024   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
8025   { EL_BD_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8026   { EL_DC_MAGIC_WALL,   &level.time_magic_wall,         TEXT_DURATION   },
8027   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
8028
8029   { EL_TIMEGATE_SWITCH,   &level.time_timegate,         TEXT_DURATION   },
8030   { EL_DC_TIMEGATE_SWITCH,&level.time_timegate,         TEXT_DURATION   },
8031   { EL_LIGHT_SWITCH,    &level.time_light,              TEXT_DURATION   },
8032   { EL_LIGHT_SWITCH_ACTIVE, &level.time_light,          TEXT_DURATION   },
8033   { EL_SHIELD_NORMAL,   &level.shield_normal_time,      TEXT_DURATION   },
8034   { EL_SHIELD_DEADLY,   &level.shield_deadly_time,      TEXT_DURATION   },
8035   { EL_EXTRA_TIME,      &level.extra_time,              TEXT_TIME_BONUS },
8036   { EL_TIME_ORB_FULL,   &level.time_orb_time,           TEXT_TIME_BONUS },
8037   { EL_GAME_OF_LIFE,    &level.game_of_life[0],         TEXT_GAME_OF_LIFE_1 },
8038   { EL_GAME_OF_LIFE,    &level.game_of_life[1],         TEXT_GAME_OF_LIFE_2 },
8039   { EL_GAME_OF_LIFE,    &level.game_of_life[2],         TEXT_GAME_OF_LIFE_3 },
8040   { EL_GAME_OF_LIFE,    &level.game_of_life[3],         TEXT_GAME_OF_LIFE_4 },
8041   { EL_BIOMAZE,         &level.biomaze[0],              TEXT_GAME_OF_LIFE_1 },
8042   { EL_BIOMAZE,         &level.biomaze[1],              TEXT_GAME_OF_LIFE_2 },
8043   { EL_BIOMAZE,         &level.biomaze[2],              TEXT_GAME_OF_LIFE_3 },
8044   { EL_BIOMAZE,         &level.biomaze[3],              TEXT_GAME_OF_LIFE_4 },
8045
8046   { EL_EMC_ANDROID,     &level.android_move_time,       TEXT_MOVE_SPEED },
8047   { EL_EMC_ANDROID,     &level.android_clone_time,      TEXT_CLONE_SPEED },
8048   { EL_EMC_MAGIC_BALL,  &level.ball_time,               TEXT_BALL_DELAY },
8049   { EL_EMC_LENSES,      &level.lenses_score,            TEXT_COLLECTING },
8050   { EL_EMC_MAGNIFIER,   &level.magnify_score,           TEXT_COLLECTING },
8051   { EL_SPRING,          &level.slurp_score,             TEXT_SLURPING   },
8052   { EL_EMC_LENSES,      &level.lenses_time,             TEXT_DURATION   },
8053   { EL_EMC_MAGNIFIER,   &level.magnify_time,            TEXT_DURATION   },
8054
8055   { -1,                 NULL,                           NULL            }
8056 };
8057
8058 static boolean checkPropertiesConfig(int element)
8059 {
8060   int i;
8061
8062   if (IS_GEM(element) ||
8063       IS_CUSTOM_ELEMENT(element) ||
8064       IS_GROUP_ELEMENT(element) ||
8065       IS_ENVELOPE(element) ||
8066       ELEM_IS_PLAYER(element) ||
8067       HAS_EDITOR_CONTENT(element) ||
8068       CAN_GROW(element) ||
8069       COULD_MOVE_INTO_ACID(element) ||
8070       MAYBE_DONT_COLLIDE_WITH(element))
8071     return TRUE;
8072   else
8073     for (i = 0; elements_with_counter[i].element != -1; i++)
8074       if (elements_with_counter[i].element == element)
8075         return TRUE;
8076
8077   return FALSE;
8078 }
8079
8080 static void DrawPropertiesConfig()
8081 {
8082   int max_num_element_counters = 4;
8083   int num_element_counters = 0;
8084   int i;
8085
8086   if (!checkPropertiesConfig(properties_element))
8087   {
8088     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
8089
8090     return;
8091   }
8092
8093   /* check if there are elements where a value can be chosen for */
8094   for (i = 0; elements_with_counter[i].element != -1; i++)
8095   {
8096     if (elements_with_counter[i].element == properties_element)
8097     {
8098       int counter_id = ED_COUNTER_ID_ELEMENT_VALUE1 + num_element_counters;
8099
8100       counterbutton_info[counter_id].y =
8101         ED_ELEMENT_SETTINGS_YPOS(
8102                 (HAS_EDITOR_CONTENT(properties_element)      ? 1 : 0) +
8103                 (CAN_GROW(properties_element)                ? 1 : 0) +
8104                 (COULD_MOVE_INTO_ACID(properties_element)    ? 1 : 0) +
8105                 (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0) +
8106                 (properties_element == EL_EMC_MAGIC_BALL     ? 2 : 0) +
8107                 num_element_counters);
8108
8109       counterbutton_info[counter_id].value = elements_with_counter[i].value;
8110       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
8111
8112       if (properties_element == EL_GAME_OF_LIFE ||
8113           properties_element == EL_BIOMAZE)
8114       {
8115         counterbutton_info[counter_id].min_value = 0;   /* min neighbours */
8116         counterbutton_info[counter_id].max_value = 8;   /* max neighbours */
8117       }
8118       else
8119       {
8120         /* !!! CHANGE THIS FOR CERTAIN ELEMENTS !!! */
8121         counterbutton_info[counter_id].min_value = MIN_SCORE;
8122         counterbutton_info[counter_id].max_value = MAX_SCORE;
8123       }
8124
8125       MapCounterButtons(counter_id);
8126
8127       num_element_counters++;
8128       if (num_element_counters >= max_num_element_counters)
8129         break;
8130     }
8131   }
8132
8133   if (HAS_EDITOR_CONTENT(properties_element))
8134   {
8135     /* draw stickybutton gadget */
8136     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8137
8138     if (IS_AMOEBOID(properties_element))
8139       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
8140     else if (properties_element == EL_YAMYAM ||
8141              properties_element == EL_YAMYAM_LEFT ||
8142              properties_element == EL_YAMYAM_RIGHT ||
8143              properties_element == EL_YAMYAM_UP ||
8144              properties_element == EL_YAMYAM_DOWN)
8145       DrawYamYamContentAreas();
8146     else if (properties_element == EL_EMC_MAGIC_BALL)
8147     {
8148       DrawMagicBallContentAreas();
8149
8150       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_RANDOM_BALL_CONTENT);
8151       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_BALL_STATE);
8152     }
8153     else if (properties_element == EL_EMC_ANDROID)
8154       DrawAndroidElementArea(properties_element);
8155   }
8156
8157   if (ELEM_IS_PLAYER(properties_element))
8158   {
8159     int player_nr = GET_PLAYER_NR(properties_element);
8160
8161     /* these properties can be set for every player individually */
8162
8163     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8164     {
8165       drawingarea_info[ED_DRAWING_ID_START_ELEMENT].value =
8166         &level.start_element[player_nr];
8167       drawingarea_info[ED_DRAWING_ID_ARTWORK_ELEMENT].value =
8168         &level.artwork_element[player_nr];
8169       drawingarea_info[ED_DRAWING_ID_EXPLOSION_ELEMENT].value =
8170         &level.explosion_element[player_nr];
8171
8172       checkbutton_info[ED_CHECKBUTTON_ID_USE_START_ELEMENT].value =
8173         &level.use_start_element[player_nr];
8174       checkbutton_info[ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT].value =
8175         &level.use_artwork_element[player_nr];
8176       checkbutton_info[ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT].value =
8177         &level.use_explosion_element[player_nr];
8178       checkbutton_info[ED_CHECKBUTTON_ID_INITIAL_GRAVITY].value =
8179         &level.initial_player_gravity[player_nr];
8180
8181       selectbox_info[ED_SELECTBOX_ID_PLAYER_SPEED].value =
8182         &level.initial_player_stepsize[player_nr];
8183
8184       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
8185       MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
8186                            ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
8187                            ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
8188       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_BLOCK_SNAP_FIELD);
8189       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CONTINUOUS_SNAPPING);
8190       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
8191       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_SHIFTED_RELOCATION);
8192       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_START_ELEMENT);
8193       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_ARTWORK_ELEMENT);
8194       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_EXPLOSION_ELEMENT);
8195       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INITIAL_GRAVITY);
8196       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_PASS_TO_WALKABLE);
8197
8198       MapDrawingArea(ED_DRAWING_ID_START_ELEMENT);
8199       MapDrawingArea(ED_DRAWING_ID_ARTWORK_ELEMENT);
8200       MapDrawingArea(ED_DRAWING_ID_EXPLOSION_ELEMENT);
8201
8202       MapSelectboxGadget(ED_SELECTBOX_ID_PLAYER_SPEED);
8203     }
8204     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8205     {
8206       drawingarea_info[ED_DRAWING_ID_INVENTORY_CONTENT].value =
8207         &level.initial_inventory_content[player_nr][0];
8208
8209       counterbutton_info[ED_COUNTER_ID_INVENTORY_SIZE].value =
8210         &level.initial_inventory_size[player_nr];
8211
8212       checkbutton_info[ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY].value =
8213         &level.use_initial_inventory[player_nr];
8214
8215       /* draw checkbutton gadgets */
8216       MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_INITIAL_INVENTORY);
8217
8218       /* draw counter gadgets */
8219       MapCounterButtons(ED_COUNTER_ID_INVENTORY_SIZE);
8220
8221       /* draw drawing area gadgets */
8222       DrawPlayerInitialInventoryArea(properties_element);
8223     }
8224   }
8225
8226   if (IS_GEM(properties_element))
8227     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
8228
8229   if (COULD_MOVE_INTO_ACID(properties_element) &&
8230       !ELEM_IS_PLAYER(properties_element) &&
8231       (!IS_CUSTOM_ELEMENT(properties_element) ||
8232        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
8233   {
8234     /* set position for checkbutton for "can move into acid" */
8235     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].x =
8236       ED_ELEMENT_SETTINGS_XPOS(IS_CUSTOM_ELEMENT(properties_element) ? 1 : 0);
8237     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
8238       ED_ELEMENT_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
8239                        HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8240
8241     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
8242   }
8243
8244   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
8245     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
8246
8247   if (properties_element == EL_SPRING)
8248     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
8249
8250   if (properties_element == EL_TIME_ORB_FULL)
8251     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_TIME_ORB_BUG);
8252
8253   if (CAN_GROW(properties_element))
8254   {
8255     checkbutton_info[ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE].y =
8256       ED_ELEMENT_SETTINGS_YPOS(HAS_EDITOR_CONTENT(properties_element) ? 1 : 0);
8257
8258     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_GROW_INTO_DIGGABLE);
8259   }
8260
8261   if (IS_ENVELOPE(properties_element))
8262   {
8263     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
8264     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
8265     int button1_id = ED_CHECKBUTTON_ID_ENVELOPE_AUTOWRAP;
8266     int button2_id = ED_CHECKBUTTON_ID_ENVELOPE_CENTERED;
8267     int envelope_nr = properties_element - EL_ENVELOPE_1;
8268
8269     counterbutton_info[counter1_id].value = &level.envelope[envelope_nr].xsize;
8270     counterbutton_info[counter2_id].value = &level.envelope[envelope_nr].ysize;
8271
8272     checkbutton_info[button1_id].value = &level.envelope[envelope_nr].autowrap;
8273     checkbutton_info[button2_id].value = &level.envelope[envelope_nr].centered;
8274
8275     /* display counter to choose size of envelope text area */
8276     MapCounterButtons(counter1_id);
8277     MapCounterButtons(counter2_id);
8278
8279     /* display checkbuttons to choose auto-wrap and alignment properties */
8280     MapCheckbuttonGadget(button1_id);
8281     MapCheckbuttonGadget(button2_id);
8282
8283     DrawEnvelopeTextArea(envelope_nr);
8284   }
8285
8286   if (IS_CUSTOM_ELEMENT(properties_element))
8287   {
8288     /* draw stickybutton gadget */
8289     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8290
8291     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
8292     {
8293       /* draw checkbutton gadgets */
8294       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
8295            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
8296         MapCheckbuttonGadget(i);
8297
8298       /* draw counter gadgets */
8299       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
8300            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
8301         MapCounterButtons(i);
8302
8303       /* draw selectbox gadgets */
8304       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
8305            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
8306         MapSelectboxGadget(i);
8307
8308       /* draw textbutton gadgets */
8309       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8310
8311       /* draw text input gadgets */
8312       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8313
8314       /* draw drawing area gadgets */
8315       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8316     }
8317     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
8318     {
8319       /* draw checkbutton gadgets */
8320       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
8321            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
8322         MapCheckbuttonGadget(i);
8323
8324       /* draw counter gadgets */
8325       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
8326            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
8327         MapCounterButtons(i);
8328
8329       /* draw selectbox gadgets */
8330       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
8331            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
8332         MapSelectboxGadget(i);
8333
8334       /* draw drawing area gadgets */
8335       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
8336       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
8337       DrawCustomContentArea();
8338     }
8339   }
8340   else if (IS_GROUP_ELEMENT(properties_element))
8341   {
8342     /* draw stickybutton gadget */
8343     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8344
8345     /* draw checkbutton gadgets */
8346     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
8347     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
8348
8349     /* draw counter gadgets */
8350     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
8351
8352     /* draw selectbox gadgets */
8353     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
8354
8355     /* draw textbutton gadgets */
8356     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
8357
8358     /* draw drawing area gadgets */
8359     DrawGroupElementArea(properties_element);
8360
8361     /* draw text input gadgets */
8362     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
8363
8364     /* draw drawing area gadgets */
8365     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
8366   }
8367 }
8368
8369 static void DrawPropertiesChangeDrawingAreas()
8370 {
8371   if (IS_CUSTOM_ELEMENT(properties_element))
8372   {
8373     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
8374     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
8375     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_ACTION);
8376
8377     DrawCustomChangeContentArea();
8378   }
8379
8380   redraw_mask |= REDRAW_FIELD;
8381 }
8382
8383 static void DrawPropertiesChange()
8384 {
8385   int i;
8386
8387   /* needed to initially set selectbox options for special action options */
8388   setSelectboxSpecialActionOptions();
8389
8390   /* draw stickybutton gadget */
8391   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
8392
8393   /* draw checkbutton gadgets */
8394   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
8395        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
8396     MapCheckbuttonGadget(i);
8397
8398   /* draw counter gadgets */
8399   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
8400        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
8401     MapCounterButtons(i);
8402
8403   /* draw selectbox gadgets */
8404   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
8405        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
8406     MapSelectboxGadget(i);
8407
8408   /* draw textbutton gadgets */
8409   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
8410        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
8411     MapTextbuttonGadget(i);
8412
8413   /* draw graphicbutton gadgets */
8414   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
8415        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
8416     MapGraphicbuttonGadget(i);
8417
8418   /* draw drawing area gadgets */
8419   DrawPropertiesChangeDrawingAreas();
8420 }
8421
8422 static void DrawEditorElementAnimation(int x, int y)
8423 {
8424   int graphic = el2img(properties_element);
8425   int frame = (ANIM_MODE(graphic) == ANIM_CE_VALUE ?
8426                custom_element.ce_value_fixed_initial :
8427                ANIM_MODE(graphic) == ANIM_CE_SCORE ?
8428                custom_element.collect_score_initial : FrameCounter);
8429
8430   DrawGraphicAnimationExt(drawto, x, y, graphic, frame, NO_MASKING);
8431 }
8432
8433 static void DrawEditorElementName(int x, int y, int element)
8434 {
8435   char *element_name = getElementInfoText(element);
8436   int font_nr = FONT_TEXT_1;
8437   int font_width = getFontWidth(font_nr);
8438   int font_height = getFontHeight(font_nr);
8439   int max_text_width = SXSIZE - x - ED_ELEMENT_SETTINGS_XPOS(0);
8440   int max_chars_per_line = max_text_width / font_width;
8441   char buffer[max_chars_per_line + 1];
8442
8443   if (strlen(element_name) <= max_chars_per_line)
8444     DrawTextS(x, y, font_nr, element_name);
8445   else
8446   {
8447     int next_pos = max_chars_per_line;
8448
8449     strncpy(buffer, element_name, max_chars_per_line);
8450     buffer[max_chars_per_line] = '\0';
8451
8452     if (element_name[max_chars_per_line] == ' ')
8453       next_pos++;
8454     else
8455     {
8456       int i;
8457
8458       for (i = max_chars_per_line - 1; i >= 0; i--)
8459         if (buffer[i] == ' ')
8460           break;
8461
8462       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
8463       {
8464         buffer[i] = '\0';
8465         next_pos = i + 1;
8466       }
8467     }
8468
8469     DrawTextS(x, y - font_height / 2, font_nr, buffer);
8470
8471     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
8472     buffer[max_chars_per_line] = '\0';
8473
8474     DrawTextS(x, y + font_height / 2, font_nr, buffer);
8475   }
8476 }
8477
8478 static void DrawPropertiesWindow()
8479 {
8480   int xstart = 2;
8481   int ystart = 4;
8482
8483   stick_element_properties_window = FALSE;
8484
8485   /* make sure that previous properties edit mode exists for this element */
8486   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG_2 &&
8487       !IS_CUSTOM_ELEMENT(properties_element))
8488     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_2;
8489
8490   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
8491       !ELEM_IS_PLAYER(properties_element) &&
8492       !IS_CUSTOM_ELEMENT(properties_element))
8493     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
8494
8495   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
8496       (ELEM_IS_PLAYER(properties_element) ||
8497        IS_CUSTOM_ELEMENT(properties_element)))
8498     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
8499
8500   CopyElementPropertiesToEditor(properties_element);
8501
8502   UnmapLevelEditorWindowGadgets();
8503   UnmapLevelEditorToolboxDrawingGadgets();
8504   UnmapLevelEditorToolboxCustomGadgets();
8505
8506   if (IS_CUSTOM_ELEMENT(properties_element) ||
8507       IS_GROUP_ELEMENT(properties_element))
8508     MapLevelEditorToolboxCustomGadgets();
8509
8510   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
8511   ClearField();
8512
8513 #if 0
8514   DrawTextSCentered(ED_SETTINGS1_YPOS, FONT_TITLE_1, "Element Settings");
8515 #else
8516   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
8517            "Element Settings", FONT_TITLE_1);
8518 #endif
8519
8520   FrameCounter = 0;     /* restart animation frame counter */
8521
8522   DrawElementBorder(SX + xstart * MINI_TILEX,
8523                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
8524                     TILEX, TILEY, FALSE);
8525
8526   DrawEditorElementAnimation(SX + xstart * MINI_TILEX,
8527                              SY + ystart * MINI_TILEY + MINI_TILEY / 2);
8528
8529   DrawEditorElementName((xstart + 3) * MINI_TILEX + 1,
8530                         (ystart + 1) * MINI_TILEY + 1,
8531                         properties_element);
8532
8533   DrawPropertiesTabulatorGadgets();
8534
8535   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
8536     DrawPropertiesInfo();
8537   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
8538     DrawPropertiesChange();
8539   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
8540     DrawPropertiesConfig();
8541 }
8542
8543 static void UpdateCustomElementGraphicGadgets()
8544 {
8545   struct ElementInfo *ei = &element_info[properties_element];
8546   int i;
8547
8548   ei->gfx_element = (ei->use_gfx_element ? ei->gfx_element_initial :
8549                      properties_element);
8550
8551   ModifyEditorElementList();
8552   RedrawDrawingElements();
8553
8554   /* force redraw of all mapped drawing area gadgets */
8555   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
8556   {
8557     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
8558
8559     if (gi->mapped)
8560       MapDrawingArea(i);
8561   }
8562 }
8563
8564 static int getOpenDirectionFromTube(int element)
8565 {
8566   switch (element)
8567   {
8568     case EL_TUBE_LEFT_UP:               return (MV_LEFT | MV_UP);
8569     case EL_TUBE_LEFT_DOWN:             return (MV_LEFT | MV_DOWN);
8570     case EL_TUBE_RIGHT_UP:              return (MV_RIGHT | MV_UP);
8571     case EL_TUBE_RIGHT_DOWN:            return (MV_RIGHT | MV_DOWN);
8572     case EL_TUBE_HORIZONTAL:            return (MV_HORIZONTAL);
8573     case EL_TUBE_HORIZONTAL_UP:         return (MV_HORIZONTAL | MV_UP);
8574     case EL_TUBE_HORIZONTAL_DOWN:       return (MV_HORIZONTAL | MV_DOWN);
8575     case EL_TUBE_VERTICAL:              return (MV_VERTICAL);
8576     case EL_TUBE_VERTICAL_LEFT:         return (MV_VERTICAL | MV_LEFT);
8577     case EL_TUBE_VERTICAL_RIGHT:        return (MV_VERTICAL | MV_RIGHT);
8578     case EL_TUBE_ANY:                   return (MV_ANY_DIRECTION);
8579   }
8580
8581   return MV_NONE;
8582 }
8583
8584 static int getTubeFromOpenDirection(int direction)
8585 {
8586   switch (direction)
8587   {
8588     case (MV_LEFT | MV_UP):             return EL_TUBE_LEFT_UP;
8589     case (MV_LEFT | MV_DOWN):           return EL_TUBE_LEFT_DOWN;
8590     case (MV_RIGHT | MV_UP):            return EL_TUBE_RIGHT_UP;
8591     case (MV_RIGHT | MV_DOWN):          return EL_TUBE_RIGHT_DOWN;
8592     case (MV_HORIZONTAL):               return EL_TUBE_HORIZONTAL;
8593     case (MV_HORIZONTAL | MV_UP):       return EL_TUBE_HORIZONTAL_UP;
8594     case (MV_HORIZONTAL | MV_DOWN):     return EL_TUBE_HORIZONTAL_DOWN;
8595     case (MV_VERTICAL):                 return EL_TUBE_VERTICAL;
8596     case (MV_VERTICAL | MV_LEFT):       return EL_TUBE_VERTICAL_LEFT;
8597     case (MV_VERTICAL | MV_RIGHT):      return EL_TUBE_VERTICAL_RIGHT;
8598     case (MV_ANY_DIRECTION):            return EL_TUBE_ANY;
8599
8600     /* if only one direction, fall back to simple tube with that direction */
8601     case (MV_LEFT):                     return EL_TUBE_HORIZONTAL;
8602     case (MV_RIGHT):                    return EL_TUBE_HORIZONTAL;
8603     case (MV_UP):                       return EL_TUBE_VERTICAL;
8604     case (MV_DOWN):                     return EL_TUBE_VERTICAL;
8605   }
8606
8607   return EL_EMPTY;
8608 }
8609
8610 static int getTubeFromOpenDirectionNotEmpty(int direction, int element_old)
8611 {
8612   int element_new = getTubeFromOpenDirection(direction);
8613
8614   return (element_new != EL_EMPTY ? element_new : element_old);
8615 }
8616
8617 static int getOpenDirectionFromBelt(int element)
8618 {
8619   int belt_dir = getBeltDirFromBeltElement(element);
8620
8621   return (belt_dir == MV_LEFT ? MV_RIGHT :
8622           belt_dir == MV_RIGHT ? MV_LEFT :
8623           belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
8624 }
8625
8626 static int getBeltFromNrAndOpenDirection(int nr, int direction)
8627 {
8628   int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
8629                   direction == MV_RIGHT ? MV_LEFT :
8630                   direction == MV_HORIZONTAL ? MV_NONE : direction);
8631
8632   if (direction == MV_NONE)
8633     return EL_EMPTY;
8634
8635   return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
8636 }
8637
8638 static int getBeltFromNrAndOpenDirectionNotEmpty(int nr, int direction,
8639                                                  int element_old)
8640 {
8641   int element_new = getBeltFromNrAndOpenDirection(nr, direction);
8642
8643   return (element_new != EL_EMPTY ? element_new : element_old);
8644 }
8645
8646 static int getOpenDirectionFromPool(int element)
8647 {
8648   switch (element)
8649   {
8650     case EL_ACID_POOL_TOPLEFT:          return (MV_DOWN | MV_RIGHT);
8651     case EL_ACID_POOL_TOPRIGHT:         return (MV_DOWN | MV_LEFT);
8652     case EL_ACID_POOL_BOTTOMLEFT:       return (MV_UP | MV_RIGHT);
8653     case EL_ACID_POOL_BOTTOMRIGHT:      return (MV_UP | MV_LEFT);
8654     case EL_ACID_POOL_BOTTOM:           return (MV_HORIZONTAL | MV_UP);
8655     case EL_ACID:                       return (MV_HORIZONTAL | MV_DOWN);
8656   }
8657
8658   return MV_NONE;
8659 }
8660
8661 static int getPoolFromOpenDirection(int direction)
8662 {
8663   switch (direction)
8664   {
8665     case (MV_DOWN | MV_RIGHT):          return EL_ACID_POOL_TOPLEFT;
8666     case (MV_DOWN | MV_LEFT):           return EL_ACID_POOL_TOPRIGHT;
8667     case (MV_UP | MV_RIGHT):            return EL_ACID_POOL_BOTTOMLEFT;
8668     case (MV_UP | MV_LEFT):             return EL_ACID_POOL_BOTTOMRIGHT;
8669     case (MV_HORIZONTAL | MV_UP):       return EL_ACID_POOL_BOTTOM;
8670     case (MV_HORIZONTAL | MV_DOWN):     return EL_ACID;
8671   }
8672
8673   return EL_EMPTY;
8674 }
8675
8676 static int getPoolFromOpenDirectionExt(int direction, int help_element)
8677 {
8678   int element = getPoolFromOpenDirection(direction);
8679   int help_direction = getOpenDirectionFromPool(help_element);
8680
8681   if (element == EL_EMPTY)
8682   {
8683     int help_direction_vertical = help_direction & MV_VERTICAL;
8684
8685     element = getPoolFromOpenDirection(direction | help_direction_vertical);
8686   }
8687
8688   if (element == EL_EMPTY)
8689   {
8690     int help_direction_horizontal = help_direction & MV_HORIZONTAL;
8691
8692     element = getPoolFromOpenDirection(direction | help_direction_horizontal);
8693   }
8694
8695   return element;
8696 }
8697
8698 static int getPoolFromOpenDirectionNotEmpty(int direction, int element_old)
8699 {
8700   int element_new = getPoolFromOpenDirectionExt(direction, element_old);
8701
8702   return (element_new != EL_EMPTY ? element_new : element_old);
8703 }
8704
8705 static int getOpenDirectionFromPillar(int element)
8706 {
8707   switch (element)
8708   {
8709     case EL_EMC_WALL_1:                 return (MV_DOWN);
8710     case EL_EMC_WALL_2:                 return (MV_VERTICAL);
8711     case EL_EMC_WALL_3:                 return (MV_UP);
8712   }
8713
8714   return MV_NONE;
8715 }
8716
8717 static int getPillarFromOpenDirection(int direction)
8718 {
8719   switch (direction)
8720   {
8721     case (MV_DOWN):                     return EL_EMC_WALL_1;
8722     case (MV_VERTICAL):                 return EL_EMC_WALL_2;
8723     case (MV_UP):                       return EL_EMC_WALL_3;
8724   }
8725
8726   return EL_EMPTY;
8727 }
8728
8729 static int getPillarFromOpenDirectionNotEmpty(int direction, int element_old)
8730 {
8731   int element_new = getPillarFromOpenDirection(direction);
8732
8733   return (element_new != EL_EMPTY ? element_new : element_old);
8734 }
8735
8736 static int getOpenDirectionFromSteel2(int element)
8737 {
8738   switch (element)
8739   {
8740     case EL_DC_STEELWALL_2_LEFT:        return (MV_RIGHT);
8741     case EL_DC_STEELWALL_2_RIGHT:       return (MV_LEFT);
8742     case EL_DC_STEELWALL_2_TOP:         return (MV_DOWN);
8743     case EL_DC_STEELWALL_2_BOTTOM:      return (MV_UP);
8744     case EL_DC_STEELWALL_2_HORIZONTAL:  return (MV_HORIZONTAL);
8745     case EL_DC_STEELWALL_2_VERTICAL:    return (MV_VERTICAL);
8746     case EL_DC_STEELWALL_2_MIDDLE:      return (MV_ANY_DIRECTION);
8747     case EL_DC_STEELWALL_2_SINGLE:      return (MV_NONE);
8748   }
8749
8750   return MV_NONE;
8751 }
8752
8753 static int getSteel2FromOpenDirection(int direction)
8754 {
8755   switch (direction)
8756   {
8757     case (MV_RIGHT):                    return EL_DC_STEELWALL_2_LEFT;
8758     case (MV_LEFT):                     return EL_DC_STEELWALL_2_RIGHT;
8759     case (MV_DOWN):                     return EL_DC_STEELWALL_2_TOP;
8760     case (MV_UP):                       return EL_DC_STEELWALL_2_BOTTOM;
8761     case (MV_HORIZONTAL):               return EL_DC_STEELWALL_2_HORIZONTAL;
8762     case (MV_VERTICAL):                 return EL_DC_STEELWALL_2_VERTICAL;
8763     case (MV_ANY_DIRECTION):            return EL_DC_STEELWALL_2_MIDDLE;
8764     case (MV_NONE):                     return EL_DC_STEELWALL_2_SINGLE;
8765   }
8766
8767   return EL_EMPTY;
8768 }
8769
8770 static int getSteel2FromOpenDirectionNotEmpty(int direction, int element_old)
8771 {
8772   int element_new = getSteel2FromOpenDirection(direction);
8773
8774   return (element_new != EL_EMPTY ? element_new : element_old);
8775 }
8776
8777 static int getOpenDirectionFromChip(int element)
8778 {
8779   switch (element)
8780   {
8781     case EL_SP_CHIP_SINGLE:             return (MV_NONE);
8782     case EL_SP_CHIP_LEFT:               return (MV_RIGHT);
8783     case EL_SP_CHIP_RIGHT:              return (MV_LEFT);
8784     case EL_SP_CHIP_TOP:                return (MV_DOWN);
8785     case EL_SP_CHIP_BOTTOM:             return (MV_UP);
8786   }
8787
8788   return MV_NONE;
8789 }
8790
8791 static int getChipFromOpenDirection(int direction)
8792 {
8793   switch (direction)
8794   {
8795     case (MV_NONE):                     return EL_SP_CHIP_SINGLE;
8796     case (MV_LEFT):                     return EL_SP_CHIP_RIGHT;
8797     case (MV_RIGHT):                    return EL_SP_CHIP_LEFT;
8798     case (MV_UP):                       return EL_SP_CHIP_BOTTOM;
8799     case (MV_DOWN):                     return EL_SP_CHIP_TOP;
8800   }
8801
8802   return EL_EMPTY;
8803 }
8804
8805 static int getChipFromOpenDirectionNotEmpty(int direction, int element_old)
8806 {
8807   int element_new = getChipFromOpenDirection(direction);
8808
8809   return (element_new != EL_EMPTY ? element_new : element_old);
8810 }
8811
8812 static int getClosedTube(int x, int y)
8813 {
8814   static int xy[4][2] =
8815   {
8816     { -1, 0 },
8817     { +1, 0 },
8818     { 0, -1 },
8819     { 0, +1 }
8820   };
8821   int element_old = IntelliDrawBuffer[x][y];
8822   int direction_old = getOpenDirectionFromTube(element_old);
8823   int direction_new = MV_NONE;
8824   int i;
8825
8826   for (i = 0; i < NUM_DIRECTIONS; i++)
8827   {
8828     int xx = x + xy[i][0];
8829     int yy = y + xy[i][1];
8830     int dir = MV_DIR_FROM_BIT(i);
8831     int dir_opposite = MV_DIR_OPPOSITE(dir);
8832
8833     if (IN_LEV_FIELD(xx, yy) && IS_TUBE(IntelliDrawBuffer[xx][yy]) &&
8834         (direction_old & dir) &&
8835         (getOpenDirectionFromTube(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8836       direction_new |= dir;
8837   }
8838
8839   return getTubeFromOpenDirectionNotEmpty(direction_new, element_old);
8840 }
8841
8842 static int getClosedBelt(int x, int y)
8843 {
8844   static int xy[4][2] =
8845   {
8846     { -1, 0 },
8847     { +1, 0 },
8848     { 0, -1 },
8849     { 0, +1 }
8850   };
8851   int element_old = IntelliDrawBuffer[x][y];
8852   int nr = getBeltNrFromBeltElement(element_old);
8853   int direction_old = getOpenDirectionFromBelt(element_old);
8854   int direction_new = MV_NONE;
8855   int i;
8856
8857   for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
8858   {
8859     int xx = x + xy[i][0];
8860     int yy = y + xy[i][1];
8861     int dir = MV_DIR_FROM_BIT(i);
8862     int dir_opposite = MV_DIR_OPPOSITE(dir);
8863
8864     if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
8865         (direction_old & dir) &&
8866         (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8867       direction_new |= dir;
8868   }
8869
8870   return getBeltFromNrAndOpenDirection(nr, direction_new);
8871 }
8872
8873 static int getClosedPool(int x, int y)
8874 {
8875   static int xy[4][2] =
8876   {
8877     { -1, 0 },
8878     { +1, 0 },
8879     { 0, -1 },
8880     { 0, +1 }
8881   };
8882   int element_old = IntelliDrawBuffer[x][y];
8883   int direction_old = getOpenDirectionFromPool(element_old);
8884   int direction_new = MV_NONE;
8885   int i;
8886
8887   for (i = 0; i < NUM_DIRECTIONS; i++)
8888   {
8889     int xx = x + xy[i][0];
8890     int yy = y + xy[i][1];
8891     int dir = MV_DIR_FROM_BIT(i);
8892     int dir_opposite = MV_DIR_OPPOSITE(dir);
8893
8894     if (IN_LEV_FIELD(xx, yy) &&
8895         IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[xx][yy]) &&
8896         (direction_old & dir) &&
8897         (getOpenDirectionFromPool(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8898       direction_new |= dir;
8899   }
8900
8901   return getPoolFromOpenDirectionNotEmpty(direction_new, element_old);
8902 }
8903
8904 static int getClosedPillar(int x, int y)
8905 {
8906   static int xy[4][2] =
8907   {
8908     { -1, 0 },
8909     { +1, 0 },
8910     { 0, -1 },
8911     { 0, +1 }
8912   };
8913   int element_old = IntelliDrawBuffer[x][y];
8914   int direction_old = getOpenDirectionFromPillar(element_old);
8915   int direction_new = MV_NONE;
8916   int i;
8917
8918   for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
8919   {
8920     int xx = x + xy[i][0];
8921     int yy = y + xy[i][1];
8922     int dir = MV_DIR_FROM_BIT(i);
8923     int dir_opposite = MV_DIR_OPPOSITE(dir);
8924
8925     if (IN_LEV_FIELD(xx, yy) && IS_EMC_PILLAR(IntelliDrawBuffer[xx][yy]) &&
8926         (direction_old & dir) &&
8927         (getOpenDirectionFromPillar(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8928       direction_new |= dir;
8929   }
8930
8931   return getPillarFromOpenDirectionNotEmpty(direction_new, element_old);
8932 }
8933
8934 static int getClosedSteel2(int x, int y)
8935 {
8936   static int xy[4][2] =
8937   {
8938     { -1, 0 },
8939     { +1, 0 },
8940     { 0, -1 },
8941     { 0, +1 }
8942   };
8943   int element_old = IntelliDrawBuffer[x][y];
8944   int direction_old = getOpenDirectionFromSteel2(element_old);
8945   int direction_new = MV_NONE;
8946   int i;
8947
8948   for (i = 0; i < NUM_DIRECTIONS; i++)
8949   {
8950     int xx = x + xy[i][0];
8951     int yy = y + xy[i][1];
8952     int dir = MV_DIR_FROM_BIT(i);
8953     int dir_opposite = MV_DIR_OPPOSITE(dir);
8954
8955     if (IN_LEV_FIELD(xx, yy) && IS_DC_STEELWALL_2(IntelliDrawBuffer[xx][yy]) &&
8956         (direction_old & dir) &&
8957         (getOpenDirectionFromSteel2(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8958       direction_new |= dir;
8959   }
8960
8961   return getSteel2FromOpenDirectionNotEmpty(direction_new, element_old);
8962 }
8963
8964 static int getClosedChip(int x, int y)
8965 {
8966   static int xy[4][2] =
8967   {
8968     { -1, 0 },
8969     { +1, 0 },
8970     { 0, -1 },
8971     { 0, +1 }
8972   };
8973   int element_old = IntelliDrawBuffer[x][y];
8974   int direction_old = getOpenDirectionFromChip(element_old);
8975   int direction_new = MV_NONE;
8976   int i;
8977
8978   for (i = 0; i < NUM_DIRECTIONS; i++)
8979   {
8980     int xx = x + xy[i][0];
8981     int yy = y + xy[i][1];
8982     int dir = MV_DIR_FROM_BIT(i);
8983     int dir_opposite = MV_DIR_OPPOSITE(dir);
8984
8985     if (IN_LEV_FIELD(xx, yy) && IS_SP_CHIP(IntelliDrawBuffer[xx][yy]) &&
8986         (direction_old & dir) &&
8987         (getOpenDirectionFromChip(IntelliDrawBuffer[xx][yy]) & dir_opposite))
8988       direction_new |= dir;
8989   }
8990
8991   return getChipFromOpenDirectionNotEmpty(direction_new, element_old);
8992 }
8993
8994 static void SetElementSimple(int x, int y, int element, boolean change_level)
8995 {
8996   int sx = x - level_xpos;
8997   int sy = y - level_ypos;
8998
8999   IntelliDrawBuffer[x][y] = element;
9000
9001   if (change_level)
9002     Feld[x][y] = element;
9003
9004   if (IN_ED_FIELD(sx, sy))
9005     DrawMiniElement(sx, sy, element);
9006 }
9007
9008 static void MergeAndCloseNeighbourElements(int x1, int y1, int *element1,
9009                                            int x2, int y2, int *element2,
9010                                            int (*close_function)(int, int),
9011                                            boolean change_level)
9012 {
9013   /* set neighbour elements to newly determined connections */
9014   SetElementSimple(x1, y1, *element1, change_level);
9015   SetElementSimple(x2, y2, *element2, change_level);
9016
9017   /* remove all open connections of neighbour elements */
9018   *element1 = close_function(x1, y1);
9019   *element2 = close_function(x2, y2);
9020
9021   /* set neighbour elements to new, minimized connections */
9022   SetElementSimple(x1, y1, *element1, change_level);
9023   SetElementSimple(x2, y2, *element2, change_level);
9024 }
9025
9026 static void SetElementIntelliDraw(int x, int y, int new_element,
9027                                   boolean change_level, int button)
9028 {
9029   static int xy[4][2] =
9030   {
9031     { -1, 0 },
9032     { +1, 0 },
9033     { 0, -1 },
9034     { 0, +1 }
9035   };
9036   static int last_x = -1;
9037   static int last_y = -1;
9038   int old_element = IntelliDrawBuffer[x][y];
9039
9040   if (new_element == EL_UNDEFINED)
9041   {
9042     last_x = -1;
9043     last_y = -1;
9044
9045     return;
9046   }
9047
9048   if (IS_TUBE(new_element))
9049   {
9050     int last_element_new = EL_UNDEFINED;
9051     int direction = MV_NONE;
9052     int i;
9053
9054     /* if old element is of same kind, keep all existing directions */
9055     if (IS_TUBE(old_element))
9056       direction |= getOpenDirectionFromTube(old_element);
9057
9058     for (i = 0; i < NUM_DIRECTIONS; i++)
9059     {
9060       int xx = x + xy[i][0];
9061       int yy = y + xy[i][1];
9062
9063       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9064           IS_TUBE(IntelliDrawBuffer[last_x][last_y]))
9065       {
9066         int dir = MV_DIR_FROM_BIT(i);
9067         int dir_opposite = MV_DIR_OPPOSITE(dir);
9068         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9069         int last_direction_old = getOpenDirectionFromTube(last_element_old);
9070         int last_direction_new = last_direction_old | dir_opposite;
9071
9072         last_element_new = getTubeFromOpenDirection(last_direction_new);
9073
9074         direction |= dir;
9075       }
9076     }
9077
9078     new_element = getTubeFromOpenDirectionNotEmpty(direction, new_element);
9079
9080     if (last_element_new != EL_UNDEFINED)
9081       MergeAndCloseNeighbourElements(x, y, &new_element,
9082                                      last_x, last_y, &last_element_new,
9083                                      getClosedTube, change_level);
9084   }
9085   else if (IS_BELT(new_element))
9086   {
9087     int belt_nr = getBeltNrFromBeltElement(new_element);
9088     int last_element_new = EL_UNDEFINED;
9089     int direction = MV_NONE;
9090     int i;
9091
9092     /* if old element is of same kind, keep all existing directions */
9093     if (IS_BELT(old_element))
9094       direction |= getOpenDirectionFromBelt(old_element);
9095
9096     for (i = MV_BIT_LEFT; i <= MV_BIT_RIGHT; i++)
9097     {
9098       int xx = x + xy[i][0];
9099       int yy = y + xy[i][1];
9100
9101       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9102           IS_BELT(IntelliDrawBuffer[last_x][last_y]))
9103       {
9104         int dir = MV_DIR_FROM_BIT(i);
9105         int dir_opposite = MV_DIR_OPPOSITE(dir);
9106         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9107         int last_belt_nr = getBeltNrFromBeltElement(last_element_old);
9108         int last_direction_old = getOpenDirectionFromBelt(last_element_old);
9109         int last_direction_new = last_direction_old | dir_opposite;
9110
9111         last_element_new = getBeltFromNrAndOpenDirection(last_belt_nr,
9112                                                          last_direction_new);
9113         direction |= dir;
9114       }
9115     }
9116
9117     new_element = getBeltFromNrAndOpenDirectionNotEmpty(belt_nr, direction,
9118                                                         new_element);
9119     if (last_element_new != EL_UNDEFINED)
9120       MergeAndCloseNeighbourElements(x, y, &new_element,
9121                                      last_x, last_y, &last_element_new,
9122                                      getClosedBelt, change_level);
9123   }
9124   else if (IS_ACID_POOL_OR_ACID(new_element))
9125   {
9126     int last_element_new = EL_UNDEFINED;
9127     int direction = MV_NONE;
9128     int i;
9129
9130     /* if old element is of same kind, keep all existing directions */
9131     if (IS_ACID_POOL_OR_ACID(old_element))
9132       direction |= getOpenDirectionFromPool(old_element);
9133
9134     for (i = 0; i < NUM_DIRECTIONS; i++)
9135     {
9136       int xx = x + xy[i][0];
9137       int yy = y + xy[i][1];
9138
9139       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9140           IS_ACID_POOL_OR_ACID(IntelliDrawBuffer[last_x][last_y]))
9141       {
9142         int dir = MV_DIR_FROM_BIT(i);
9143         int dir_opposite = MV_DIR_OPPOSITE(dir);
9144         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9145         int last_direction_old = getOpenDirectionFromPool(last_element_old);
9146         int last_direction_new = last_direction_old | dir_opposite;
9147
9148         last_element_new = getPoolFromOpenDirection(last_direction_new);
9149
9150         direction |= dir;
9151       }
9152     }
9153
9154     /* special corrections needed for intuitively correct acid pool drawing */
9155     if (last_element_new == EL_EMPTY)
9156       last_element_new = new_element;
9157     else if (last_element_new != EL_UNDEFINED)
9158       new_element = last_element_new;
9159
9160     new_element = getPoolFromOpenDirectionNotEmpty(direction, new_element);
9161
9162     if (last_element_new != EL_UNDEFINED)
9163       MergeAndCloseNeighbourElements(x, y, &new_element,
9164                                      last_x, last_y, &last_element_new,
9165                                      getClosedPool, change_level);
9166   }
9167   else if (IS_EMC_PILLAR(new_element))
9168   {
9169     int last_element_new = EL_UNDEFINED;
9170     int direction = MV_NONE;
9171     int i;
9172
9173     /* if old element is of same kind, keep all existing directions */
9174     if (IS_EMC_PILLAR(old_element))
9175       direction |= getOpenDirectionFromPillar(old_element);
9176
9177     for (i = MV_BIT_UP; i <= MV_BIT_DOWN; i++)
9178     {
9179       int xx = x + xy[i][0];
9180       int yy = y + xy[i][1];
9181
9182       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9183           IS_EMC_PILLAR(IntelliDrawBuffer[last_x][last_y]))
9184       {
9185         int dir = MV_DIR_FROM_BIT(i);
9186         int dir_opposite = MV_DIR_OPPOSITE(dir);
9187         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9188         int last_direction_old = getOpenDirectionFromPillar(last_element_old);
9189         int last_direction_new = last_direction_old | dir_opposite;
9190
9191         last_element_new = getPillarFromOpenDirection(last_direction_new);
9192
9193         direction |= dir;
9194       }
9195     }
9196
9197     new_element = getPillarFromOpenDirectionNotEmpty(direction, new_element);
9198
9199     if (last_element_new != EL_UNDEFINED)
9200       MergeAndCloseNeighbourElements(x, y, &new_element,
9201                                      last_x, last_y, &last_element_new,
9202                                      getClosedPillar, change_level);
9203   }
9204   else if (IS_DC_STEELWALL_2(new_element))
9205   {
9206     int last_element_new = EL_UNDEFINED;
9207     int direction = MV_NONE;
9208     int i;
9209
9210     /* if old element is of same kind, keep all existing directions */
9211     if (IS_DC_STEELWALL_2(old_element))
9212       direction |= getOpenDirectionFromSteel2(old_element);
9213
9214     for (i = 0; i < NUM_DIRECTIONS; i++)
9215     {
9216       int xx = x + xy[i][0];
9217       int yy = y + xy[i][1];
9218
9219       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9220           IS_DC_STEELWALL_2(IntelliDrawBuffer[last_x][last_y]))
9221       {
9222         int dir = MV_DIR_FROM_BIT(i);
9223         int dir_opposite = MV_DIR_OPPOSITE(dir);
9224         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9225         int last_direction_old = getOpenDirectionFromSteel2(last_element_old);
9226         int last_direction_new = last_direction_old | dir_opposite;
9227
9228         last_element_new = getSteel2FromOpenDirection(last_direction_new);
9229
9230         direction |= dir;
9231       }
9232     }
9233
9234     new_element = getSteel2FromOpenDirectionNotEmpty(direction, new_element);
9235
9236     if (last_element_new != EL_UNDEFINED)
9237       MergeAndCloseNeighbourElements(x, y, &new_element,
9238                                      last_x, last_y, &last_element_new,
9239                                      getClosedSteel2, change_level);
9240   }
9241   else if (IS_SP_CHIP(new_element))
9242   {
9243     int last_element_new = EL_UNDEFINED;
9244     int direction = MV_NONE;
9245     int i;
9246
9247     /* (do not keep existing directions, regardless of kind of old element) */
9248
9249     for (i = 0; i < NUM_DIRECTIONS; i++)
9250     {
9251       int xx = x + xy[i][0];
9252       int yy = y + xy[i][1];
9253
9254       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9255           IS_SP_CHIP(IntelliDrawBuffer[last_x][last_y]))
9256       {
9257         int dir = MV_DIR_FROM_BIT(i);
9258         int dir_opposite = MV_DIR_OPPOSITE(dir);
9259         int last_element_old = IntelliDrawBuffer[last_x][last_y];
9260         int last_direction_old = getOpenDirectionFromChip(last_element_old);
9261         int last_direction_new = last_direction_old | dir_opposite;
9262
9263         if (last_direction_old == MV_NONE)
9264         {
9265           last_element_new = getChipFromOpenDirection(last_direction_new);
9266           direction |= dir;
9267         }
9268         else if (last_direction_old & (dir | dir_opposite))
9269         {
9270           direction |= MV_DIR_OPPOSITE(last_direction_old);
9271         }
9272         else
9273         {
9274           direction |= MV_DIR_OPPOSITE(dir);
9275         }
9276       }
9277     }
9278
9279     new_element = getChipFromOpenDirectionNotEmpty(direction, new_element);
9280
9281     if (last_element_new != EL_UNDEFINED)
9282       MergeAndCloseNeighbourElements(x, y, &new_element,
9283                                      last_x, last_y, &last_element_new,
9284                                      getClosedChip, change_level);
9285   }
9286   else if (IS_SP_HARDWARE_BASE(new_element))
9287   {
9288     int nr = GetSimpleRandom(6);
9289
9290     new_element = (nr == 0 ? EL_SP_HARDWARE_BASE_1 :
9291                    nr == 1 ? EL_SP_HARDWARE_BASE_2 :
9292                    nr == 2 ? EL_SP_HARDWARE_BASE_3 :
9293                    nr == 3 ? EL_SP_HARDWARE_BASE_4 :
9294                    nr == 4 ? EL_SP_HARDWARE_BASE_5 : EL_SP_HARDWARE_BASE_6);
9295   }
9296   else if (new_element == EL_SP_HARDWARE_GREEN ||
9297            new_element == EL_SP_HARDWARE_BLUE ||
9298            new_element == EL_SP_HARDWARE_RED)
9299   {
9300     int nr = GetSimpleRandom(3);
9301
9302     new_element = (nr == 0 ? EL_SP_HARDWARE_GREEN :
9303                    nr == 1 ? EL_SP_HARDWARE_BLUE : EL_SP_HARDWARE_RED);
9304   }
9305   else if (IS_GROUP_ELEMENT(new_element))
9306   {
9307     boolean connected_drawing = FALSE;
9308     int i;
9309
9310     for (i = 0; i < NUM_DIRECTIONS; i++)
9311     {
9312       int xx = x + xy[i][0];
9313       int yy = y + xy[i][1];
9314
9315       if (last_x == xx && last_y == yy && IN_LEV_FIELD(last_x, last_y) &&
9316           IS_IN_GROUP_EL(IntelliDrawBuffer[last_x][last_y], new_element))
9317         connected_drawing = TRUE;
9318     }
9319
9320     if (!connected_drawing)
9321       ResolveGroupElement(new_element);
9322
9323     new_element = GetElementFromGroupElement(new_element);
9324   }
9325   else if (IS_BELT_SWITCH(old_element))
9326   {
9327     int belt_nr = getBeltNrFromBeltSwitchElement(old_element);
9328     int belt_dir = getBeltDirFromBeltSwitchElement(old_element);
9329
9330     belt_dir = (belt_dir == MV_LEFT ? MV_NONE :
9331                 belt_dir == MV_NONE ? MV_RIGHT : MV_LEFT);
9332
9333     new_element = getBeltSwitchElementFromBeltNrAndBeltDir(belt_nr, belt_dir);
9334   }
9335   else
9336   {
9337     static int swappable_elements[][2] =
9338     {
9339       { EL_EXIT_CLOSED,                 EL_EXIT_OPEN                    },
9340       { EL_DYNAMITE,                    EL_DYNAMITE_ACTIVE              },
9341       { EL_EM_DYNAMITE,                 EL_EM_DYNAMITE_ACTIVE           },
9342       { EL_QUICKSAND_EMPTY,             EL_QUICKSAND_FULL               },
9343       { EL_EMERALD,                     EL_WALL_EMERALD                 },
9344       { EL_EMERALD_YELLOW,              EL_WALL_EMERALD_YELLOW          },
9345       { EL_EMERALD_RED,                 EL_WALL_EMERALD_RED             },
9346       { EL_EMERALD_PURPLE,              EL_WALL_EMERALD_PURPLE          },
9347       { EL_DIAMOND,                     EL_WALL_DIAMOND                 },
9348       { EL_BD_DIAMOND,                  EL_WALL_BD_DIAMOND              },
9349       { EL_GATE_1,                      EL_GATE_1_GRAY                  },
9350       { EL_GATE_2,                      EL_GATE_2_GRAY                  },
9351       { EL_GATE_3,                      EL_GATE_3_GRAY                  },
9352       { EL_GATE_4,                      EL_GATE_4_GRAY                  },
9353       { EL_EM_GATE_1,                   EL_EM_GATE_1_GRAY               },
9354       { EL_EM_GATE_2,                   EL_EM_GATE_2_GRAY               },
9355       { EL_EM_GATE_3,                   EL_EM_GATE_3_GRAY               },
9356       { EL_EM_GATE_4,                   EL_EM_GATE_4_GRAY               },
9357       { EL_EMC_GATE_5,                  EL_EMC_GATE_5_GRAY              },
9358       { EL_EMC_GATE_6,                  EL_EMC_GATE_6_GRAY              },
9359       { EL_EMC_GATE_7,                  EL_EMC_GATE_7_GRAY              },
9360       { EL_EMC_GATE_8,                  EL_EMC_GATE_8_GRAY              },
9361       { EL_DC_GATE_WHITE,               EL_DC_GATE_WHITE_GRAY           },
9362       { EL_TIME_ORB_EMPTY,              EL_TIME_ORB_FULL                },
9363       { EL_LAMP,                        EL_LAMP_ACTIVE                  },
9364       { EL_SOKOBAN_FIELD_EMPTY,         EL_SOKOBAN_FIELD_FULL           },
9365       { EL_SP_BASE,                     EL_SP_BUGGY_BASE                },
9366       { EL_PEARL,                       EL_WALL_PEARL                   },
9367       { EL_CRYSTAL,                     EL_WALL_CRYSTAL                 },
9368       { EL_TIMEGATE_CLOSED,             EL_TIMEGATE_OPEN                },
9369       { EL_SWITCHGATE_CLOSED,           EL_SWITCHGATE_OPEN              },
9370       { EL_SWITCHGATE_SWITCH_UP,        EL_SWITCHGATE_SWITCH_DOWN       },
9371       { EL_DC_SWITCHGATE_SWITCH_UP,     EL_DC_SWITCHGATE_SWITCH_DOWN    },
9372       { EL_LIGHT_SWITCH,                EL_LIGHT_SWITCH_ACTIVE          },
9373       { EL_LANDMINE,                    EL_DC_LANDMINE                  },
9374       { EL_SHIELD_NORMAL,               EL_SHIELD_DEADLY                },
9375       { EL_STEEL_EXIT_CLOSED,           EL_STEEL_EXIT_OPEN              },
9376       { EL_EM_EXIT_CLOSED,              EL_EM_EXIT_OPEN                 },
9377       { EL_EM_STEEL_EXIT_CLOSED,        EL_EM_STEEL_EXIT_OPEN           },
9378       { EL_QUICKSAND_FAST_EMPTY,        EL_QUICKSAND_FAST_FULL          },
9379
9380       { -1,                             -1                              },
9381     };
9382     static int rotatable_elements[][4] =
9383     {
9384       {
9385         EL_BUG_UP,
9386         EL_BUG_RIGHT,
9387         EL_BUG_DOWN,
9388         EL_BUG_LEFT
9389       },
9390
9391       {
9392         EL_SPACESHIP_UP,
9393         EL_SPACESHIP_RIGHT,
9394         EL_SPACESHIP_DOWN,
9395         EL_SPACESHIP_LEFT
9396       },
9397
9398       {
9399         EL_BD_BUTTERFLY_UP,
9400         EL_BD_BUTTERFLY_RIGHT,
9401         EL_BD_BUTTERFLY_DOWN,
9402         EL_BD_BUTTERFLY_LEFT
9403       },
9404
9405       {
9406         EL_BD_FIREFLY_UP,
9407         EL_BD_FIREFLY_RIGHT,
9408         EL_BD_FIREFLY_DOWN,
9409         EL_BD_FIREFLY_LEFT
9410       },
9411
9412       {
9413         EL_PACMAN_UP,
9414         EL_PACMAN_RIGHT,
9415         EL_PACMAN_DOWN,
9416         EL_PACMAN_LEFT
9417       },
9418
9419       {
9420         EL_YAMYAM_UP,
9421         EL_YAMYAM_RIGHT,
9422         EL_YAMYAM_DOWN,
9423         EL_YAMYAM_LEFT
9424       },
9425
9426       {
9427         EL_ARROW_UP,
9428         EL_ARROW_RIGHT,
9429         EL_ARROW_DOWN,
9430         EL_ARROW_LEFT
9431       },
9432
9433       {
9434         EL_SP_PORT_UP,
9435         EL_SP_PORT_RIGHT,
9436         EL_SP_PORT_DOWN,
9437         EL_SP_PORT_LEFT
9438       },
9439
9440       {
9441         EL_SP_GRAVITY_PORT_UP,
9442         EL_SP_GRAVITY_PORT_RIGHT,
9443         EL_SP_GRAVITY_PORT_DOWN,
9444         EL_SP_GRAVITY_PORT_LEFT
9445       },
9446
9447       {
9448         EL_MOLE_UP,
9449         EL_MOLE_RIGHT,
9450         EL_MOLE_DOWN,
9451         EL_MOLE_LEFT
9452       },
9453
9454       {
9455         EL_BALLOON_SWITCH_UP,
9456         EL_BALLOON_SWITCH_RIGHT,
9457         EL_BALLOON_SWITCH_DOWN,
9458         EL_BALLOON_SWITCH_LEFT
9459       },
9460
9461       {
9462         EL_SP_GRAVITY_ON_PORT_UP,
9463         EL_SP_GRAVITY_ON_PORT_RIGHT,
9464         EL_SP_GRAVITY_ON_PORT_DOWN,
9465         EL_SP_GRAVITY_ON_PORT_LEFT
9466       },
9467
9468       {
9469         EL_SP_GRAVITY_OFF_PORT_UP,
9470         EL_SP_GRAVITY_OFF_PORT_RIGHT,
9471         EL_SP_GRAVITY_OFF_PORT_DOWN,
9472         EL_SP_GRAVITY_OFF_PORT_LEFT
9473       },
9474
9475       {
9476         -1,
9477         -1,
9478         -1,
9479         -1,
9480       },
9481     };
9482     int i, j;
9483
9484     for (i = 0; swappable_elements[i][0] != -1; i++)
9485     {
9486       int element1 = swappable_elements[i][0];
9487       int element2 = swappable_elements[i][1];
9488
9489       if (old_element == element1 || old_element == element2)
9490         new_element = (old_element == element1 ? element2 : element1);
9491     }
9492
9493     for (i = 0; rotatable_elements[i][0] != -1; i++)
9494     {
9495       for (j = 0; j < 4; j++)
9496       {
9497         int element = rotatable_elements[i][j];
9498
9499         if (old_element == element)
9500           new_element = (button == 1 ? rotatable_elements[i][(j + 3) % 4] :
9501                          button == 2 ? rotatable_elements[i][0]           :
9502                          button == 3 ? rotatable_elements[i][(j + 1) % 4] :
9503                          old_element);
9504       }
9505     }
9506   }
9507
9508   SetElementSimple(x, y, new_element, change_level);
9509
9510   last_x = x;
9511   last_y = y;
9512 }
9513
9514 static void ResetIntelliDraw()
9515 {
9516   int x, y;
9517
9518   for (x = 0; x < lev_fieldx; x++)
9519     for (y = 0; y < lev_fieldy; y++)
9520       IntelliDrawBuffer[x][y] = Feld[x][y];
9521
9522   SetElementIntelliDraw(-1, -1, EL_UNDEFINED, FALSE, -1);
9523 }
9524
9525 static void SetElementExt(int x, int y, int element, boolean change_level,
9526                           int button)
9527 {
9528   if (element < 0)
9529     SetElementSimple(x, y, Feld[x][y], change_level);
9530   else if (GetKeyModState() & KMOD_Shift)
9531     SetElementIntelliDraw(x, y, element, change_level, button);
9532   else
9533     SetElementSimple(x, y, element, change_level);
9534 }
9535
9536 static void SetElement(int x, int y, int element)
9537 {
9538   SetElementExt(x, y, element, TRUE, -1);
9539 }
9540
9541 static void SetElementButton(int x, int y, int element, int button)
9542 {
9543   SetElementExt(x, y, element, TRUE, button);
9544 }
9545
9546 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
9547 {
9548   int lx = sx + level_xpos;
9549   int ly = sy + level_ypos;
9550
9551   SetElementExt(lx, ly, element, change_level, -1);
9552 }
9553
9554 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
9555                      int element, boolean change_level)
9556 {
9557   int xsize = ABS(to_x - from_x);
9558   int ysize = ABS(to_y - from_y);
9559   int dx = (to_x < from_x ? -1 : +1);
9560   int dy = (to_y < from_y ? -1 : +1);
9561   int i;
9562
9563   if (from_y == to_y)                   /* horizontal line */
9564   {
9565     for (i = 0; i <= xsize; i++)
9566       DrawLineElement(from_x + i * dx, from_y, element, change_level);
9567   }
9568   else if (from_x == to_x)              /* vertical line */
9569   {
9570     for (i = 0; i <= ysize; i++)
9571       DrawLineElement(from_x, from_y + i * dy, element, change_level);
9572   }
9573   else                                  /* diagonal line */
9574   {
9575     if (ysize < xsize)                  /* a < 1 */
9576     {
9577       float a = (float)ysize / (float)xsize;
9578
9579       for (i = 0; i <= xsize; i++)
9580       {
9581         int x = dx * i;
9582         int y = dy * (int)(a * i + 0.5);
9583
9584         DrawLineElement(from_x + x, from_y + y, element, change_level);
9585       }
9586     }
9587     else                                /* a >= 1 */
9588     {
9589       float a = (float)xsize / (float)ysize;
9590
9591       for (i = 0; i <= ysize; i++)
9592       {
9593         int x = dx * (int)(a * i + 0.5);
9594         int y = dy * i;
9595
9596         DrawLineElement(from_x + x, from_y + y, element, change_level);
9597       }
9598     }
9599   }
9600 }
9601
9602 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
9603                     int element, boolean change_level)
9604 {
9605   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
9606   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
9607   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
9608   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
9609 }
9610
9611 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
9612                           int element, boolean change_level)
9613 {
9614   int y;
9615
9616   if (from_y > to_y)
9617     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
9618
9619   for (y = from_y; y <= to_y; y++)
9620     DrawLine(from_x, y, to_x, y, element, change_level);
9621 }
9622
9623 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
9624                        int element, boolean change_level)
9625 {
9626   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
9627   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
9628   int len_x = ABS(to_x - from_x);
9629   int len_y = ABS(to_y - from_y);
9630   int radius, x, y;
9631
9632   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
9633
9634   /* not optimal (some points get drawn twice) but simple,
9635      and fast enough for the few points we are drawing */
9636
9637   for (x = 0; x <= radius; x++)
9638   {
9639     int sx, sy, lx, ly;
9640
9641     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
9642
9643     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9644     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9645     lx = sx + level_xpos;
9646     ly = sy + level_ypos;
9647
9648     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9649       DrawLineElement(sx, sy, element, change_level);
9650   }
9651
9652   for (y = 0; y <= radius; y++)
9653   {
9654     int sx, sy, lx, ly;
9655
9656     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
9657
9658     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
9659     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
9660     lx = sx + level_xpos;
9661     ly = sy + level_ypos;
9662
9663     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9664       DrawLineElement(sx, sy, element, change_level);
9665   }
9666 }
9667
9668 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
9669                     int element, boolean change_level)
9670 {
9671   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9672   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9673
9674   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9675 }
9676
9677 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
9678
9679 #if DRAW_CIRCLES_BUTTON_AVAILABLE
9680 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
9681                        int element, boolean change_level)
9682 {
9683   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
9684   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
9685   int mirror_to_x2 = from_x - (to_x2 - from_x);
9686   int mirror_to_y2 = from_y - (to_y2 - from_y);
9687
9688   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
9689   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
9690   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
9691   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
9692 }
9693 #endif
9694
9695 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
9696 {
9697   int from_sx, from_sy;
9698   int to_sx, to_sy;
9699
9700   if (from_x > to_x)
9701     swap_numbers(&from_x, &to_x);
9702
9703   if (from_y > to_y)
9704     swap_numbers(&from_y, &to_y);
9705
9706   from_sx = SX + from_x * MINI_TILEX;
9707   from_sy = SY + from_y * MINI_TILEY;
9708   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
9709   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
9710
9711   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
9712   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
9713   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
9714   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
9715
9716   if (from_x == to_x && from_y == to_y)
9717     MarkTileDirty(from_x/2, from_y/2);
9718   else
9719     redraw_mask |= REDRAW_FIELD;
9720 }
9721
9722 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
9723                        int element, boolean change_level)
9724 {
9725   if (element == -1 || change_level)
9726     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
9727   else
9728     DrawAreaBorder(from_x, from_y, to_x, to_y);
9729 }
9730
9731 /* values for CopyBrushExt() */
9732 #define CB_AREA_TO_BRUSH        0
9733 #define CB_BRUSH_TO_CURSOR      1
9734 #define CB_BRUSH_TO_LEVEL       2
9735 #define CB_DELETE_OLD_CURSOR    3
9736 #define CB_DUMP_BRUSH           4
9737 #define CB_DUMP_BRUSH_SMALL     5
9738
9739 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
9740                          int button, int mode)
9741 {
9742   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
9743   static int brush_width, brush_height;
9744   static int last_cursor_x = -1, last_cursor_y = -1;
9745   static boolean delete_old_brush;
9746   int new_element = BUTTON_ELEMENT(button);
9747   int x, y;
9748
9749   if (mode == CB_DUMP_BRUSH ||
9750       mode == CB_DUMP_BRUSH_SMALL)
9751   {
9752     if (!draw_with_brush)
9753     {
9754       Error(ERR_WARN, "no brush selected");
9755
9756       return;
9757     }
9758
9759     for (y = 0; y < brush_height; y++)
9760     {
9761       for (x = 0; x < brush_width; x++)
9762       {
9763         int element = brush_buffer[x][y];
9764         int element_mapped = element;
9765
9766         if (IS_CUSTOM_ELEMENT(element))
9767           element_mapped = EL_CUSTOM_START;
9768         else if (IS_GROUP_ELEMENT(element))
9769           element_mapped = EL_GROUP_START;
9770         else if (element >= NUM_FILE_ELEMENTS)
9771           element_mapped = EL_UNKNOWN;
9772
9773         printf("%c%03d", (mode == CB_DUMP_BRUSH ? '`' : '¸'), element_mapped);
9774       }
9775
9776       printf("\n");
9777     }
9778
9779     return;
9780   }
9781
9782   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
9783     return;
9784
9785   if (mode == CB_AREA_TO_BRUSH)
9786   {
9787     int from_lx, from_ly;
9788
9789     if (from_x > to_x)
9790       swap_numbers(&from_x, &to_x);
9791
9792     if (from_y > to_y)
9793       swap_numbers(&from_y, &to_y);
9794
9795     brush_width = to_x - from_x + 1;
9796     brush_height = to_y - from_y + 1;
9797
9798     from_lx = from_x + level_xpos;
9799     from_ly = from_y + level_ypos;
9800
9801     for (y = 0; y < brush_height; y++)
9802     {
9803       for (x = 0; x < brush_width; x++)
9804       {
9805         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
9806
9807         if (button != 1)
9808           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
9809       }
9810     }
9811
9812     if (button != 1)
9813       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
9814
9815     delete_old_brush = FALSE;
9816   }
9817   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
9818            mode == CB_BRUSH_TO_LEVEL)
9819   {
9820     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
9821     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
9822     int cursor_from_x = cursor_x - brush_width / 2;
9823     int cursor_from_y = cursor_y - brush_height / 2;
9824     int border_from_x = cursor_x, border_from_y = cursor_y;
9825     int border_to_x = cursor_x, border_to_y = cursor_y;
9826
9827     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
9828       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
9829
9830     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
9831         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
9832     {
9833       delete_old_brush = FALSE;
9834       return;
9835     }
9836
9837     for (y = 0; y < brush_height; y++)
9838     {
9839       for (x = 0; x < brush_width; x++)
9840       {
9841         int sx = cursor_from_x + x;
9842         int sy = cursor_from_y + y;
9843         int lx = sx + level_xpos;
9844         int ly = sy + level_ypos;
9845         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
9846         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
9847                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
9848                        brush_buffer[x][y] : new_element);
9849
9850         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9851         {
9852           if (sx < border_from_x)
9853             border_from_x = sx;
9854           else if (sx > border_to_x)
9855             border_to_x = sx;
9856           if (sy < border_from_y)
9857             border_from_y = sy;
9858           else if (sy > border_to_y)
9859             border_to_y = sy;
9860
9861           DrawLineElement(sx, sy, element, change_level);
9862         }
9863       }
9864     }
9865
9866     if (mode != CB_DELETE_OLD_CURSOR)
9867       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
9868
9869     last_cursor_x = cursor_x;
9870     last_cursor_y = cursor_y;
9871     delete_old_brush = TRUE;
9872   }
9873 }
9874
9875 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
9876                             int button)
9877 {
9878   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
9879 }
9880
9881 static void CopyBrushToLevel(int x, int y, int button)
9882 {
9883   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
9884 }
9885
9886 static void CopyBrushToCursor(int x, int y)
9887 {
9888   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
9889 }
9890
9891 static void DeleteBrushFromCursor()
9892 {
9893   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
9894 }
9895
9896 void DumpBrush()
9897 {
9898   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
9899 }
9900
9901 void DumpBrush_Small()
9902 {
9903   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH_SMALL);
9904 }
9905
9906 static void FloodFill(int from_x, int from_y, int fill_element)
9907 {
9908   FloodFillLevel(from_x, from_y, fill_element, Feld, lev_fieldx, lev_fieldy);
9909 }
9910
9911 /* values for DrawLevelText() modes */
9912 #define TEXT_INIT               0
9913 #define TEXT_SETCURSOR          1
9914 #define TEXT_WRITECHAR          2
9915 #define TEXT_BACKSPACE          3
9916 #define TEXT_NEWLINE            4
9917 #define TEXT_END                5
9918 #define TEXT_QUERY_TYPING       6
9919
9920 static int DrawLevelText(int sx, int sy, char letter, int mode)
9921 {
9922   static short delete_buffer[MAX_LEV_FIELDX];
9923   static int start_sx, start_sy;
9924   static int last_sx, last_sy;
9925   static boolean typing = FALSE;
9926   int letter_element = EL_CHAR_ASCII0 + letter;
9927   int lx = 0, ly = 0;
9928
9929   /* map lower case letters to upper case and convert special characters */
9930   if (letter >= 'a' && letter <= 'z')
9931     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
9932   else if (letter == 'ä' || letter == 'Ä')
9933     letter_element = EL_CHAR_AUMLAUT;
9934   else if (letter == 'ö' || letter == 'Ö')
9935     letter_element = EL_CHAR_OUMLAUT;
9936   else if (letter == 'ü' || letter == 'Ü')
9937     letter_element = EL_CHAR_UUMLAUT;
9938   else if (letter == '^')
9939     letter_element = EL_CHAR_COPYRIGHT;
9940   else
9941     letter_element = EL_CHAR_ASCII0 + letter;
9942
9943   if (mode != TEXT_INIT)
9944   {
9945     if (!typing)
9946       return FALSE;
9947
9948     if (mode != TEXT_SETCURSOR)
9949     {
9950       sx = last_sx;
9951       sy = last_sy;
9952     }
9953
9954     lx = last_sx + level_xpos;
9955     ly = last_sy + level_ypos;
9956   }
9957
9958   switch (mode)
9959   {
9960     case TEXT_INIT:
9961       if (typing)
9962         DrawLevelText(0, 0, 0, TEXT_END);
9963
9964       typing = TRUE;
9965       start_sx = last_sx = sx;
9966       start_sy = last_sy = sy;
9967       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
9968       break;
9969
9970     case TEXT_SETCURSOR:
9971       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
9972       DrawAreaBorder(sx, sy, sx, sy);
9973       last_sx = sx;
9974       last_sy = sy;
9975       break;
9976
9977     case TEXT_WRITECHAR:
9978       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
9979       {
9980         delete_buffer[sx - start_sx] = Feld[lx][ly];
9981         Feld[lx][ly] = letter_element;
9982
9983         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
9984           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
9985         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
9986           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
9987         else
9988           DrawLevelText(0, 0, 0, TEXT_END);
9989
9990         level.changed = TRUE;
9991       }
9992       break;
9993
9994     case TEXT_BACKSPACE:
9995       if (sx > start_sx)
9996       {
9997         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
9998         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
9999         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
10000       }
10001       break;
10002
10003     case TEXT_NEWLINE:
10004       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
10005         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
10006       else
10007         DrawLevelText(0, 0, 0, TEXT_END);
10008       break;
10009
10010     case TEXT_END:
10011       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10012       DrawMiniElement(sx, sy, Feld[lx][ly]);
10013       typing = FALSE;
10014       break;
10015
10016     case TEXT_QUERY_TYPING:
10017       break;
10018
10019     default:
10020       break;
10021   }
10022
10023   return typing;
10024 }
10025
10026 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
10027                           int element, boolean change_level)
10028 {
10029   int lx = sx + level_xpos;
10030   int ly = sy + level_ypos;
10031
10032   if (element == -1)
10033     DrawMiniElement(sx, sy, Feld[lx][ly]);
10034   else
10035     DrawAreaBorder(sx, sy, sx, sy);
10036 }
10037
10038 static void CheckLevelBorderElement(boolean redraw_playfield)
10039 {
10040   int last_border_element = BorderElement;
10041
10042   SetBorderElement();
10043
10044   if (redraw_playfield && BorderElement != last_border_element)
10045     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10046 }
10047
10048 static void CopyLevelToUndoBuffer(int mode)
10049 {
10050   static boolean accumulated_undo = FALSE;
10051   boolean new_undo_buffer_position = TRUE;
10052   int x, y;
10053
10054   switch (mode)
10055   {
10056     case UNDO_IMMEDIATE:
10057       accumulated_undo = FALSE;
10058       break;
10059
10060     case UNDO_ACCUMULATE:
10061       if (accumulated_undo)
10062         new_undo_buffer_position = FALSE;
10063       accumulated_undo = TRUE;
10064       break;
10065
10066     default:
10067       break;
10068   }
10069
10070   if (new_undo_buffer_position)
10071   {
10072     /* new position in undo buffer ring */
10073     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
10074
10075     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
10076       undo_buffer_steps++;
10077   }
10078
10079   for (x = 0; x < lev_fieldx; x++)
10080     for (y = 0; y < lev_fieldy; y++)
10081       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
10082
10083   /* check if drawing operation forces change of border style */
10084   CheckLevelBorderElement(TRUE);
10085
10086   level.changed = TRUE;
10087 }
10088
10089 static void RandomPlacement(int new_element)
10090 {
10091   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
10092   int num_free_positions = 0;
10093   int num_percentage, num_elements;
10094   int x, y;
10095
10096 #if 1
10097   ResetIntelliDraw();
10098 #endif
10099
10100   /* determine number of free positions for randomly placing the new element */
10101   for (x = 0; x < lev_fieldx; x++) for (y = 0; y < lev_fieldy; y++)
10102   {
10103     free_position[x][y] =
10104       (random_placement_background_restricted ?
10105        Feld[x][y] == random_placement_background_element :
10106        Feld[x][y] != new_element);
10107
10108     if (free_position[x][y])
10109       num_free_positions++;
10110   }
10111
10112   /* determine number of new elements to place there */
10113   num_percentage = num_free_positions * random_placement_value / 100;
10114   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
10115                   num_percentage : random_placement_value);
10116
10117   /* if less free positions than elements to place, fill all these positions */
10118   if (num_free_positions < num_elements)
10119   {
10120     for (x = 0; x < lev_fieldx; x++)
10121       for (y = 0; y < lev_fieldy; y++)
10122         if (free_position[x][y])
10123 #if 1
10124           SetElement(x, y, new_element);
10125 #else
10126           Feld[x][y] = new_element;
10127 #endif
10128   }
10129   else
10130   {
10131     while (num_elements > 0)
10132     {
10133       x = GetSimpleRandom(lev_fieldx);
10134       y = GetSimpleRandom(lev_fieldy);
10135
10136       /* don't place element at the same position twice */
10137       if (free_position[x][y])
10138       {
10139         free_position[x][y] = FALSE;
10140 #if 1
10141         SetElement(x, y, new_element);
10142 #else
10143         Feld[x][y] = new_element;
10144 #endif
10145         num_elements--;
10146       }
10147     }
10148   }
10149
10150   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10151   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10152 }
10153
10154 void WrapLevel(int dx, int dy)
10155 {
10156   int wrap_dx = lev_fieldx - dx;
10157   int wrap_dy = lev_fieldy - dy;
10158   int x, y;
10159
10160   for (x = 0; x < lev_fieldx; x++)
10161     for (y = 0; y < lev_fieldy; y++)
10162       FieldBackup[x][y] = Feld[x][y];
10163
10164   for (x = 0; x < lev_fieldx; x++)
10165     for (y = 0; y < lev_fieldy; y++)
10166       Feld[x][y] =
10167         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
10168
10169   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10170   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
10171 }
10172
10173 static void HandleDrawingAreas(struct GadgetInfo *gi)
10174 {
10175   static boolean started_inside_drawing_area = FALSE;
10176   int id = gi->custom_id;
10177   boolean button_press_event;
10178   boolean button_release_event;
10179   boolean inside_drawing_area = !gi->event.off_borders;
10180   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
10181   int actual_drawing_function;
10182   int button = gi->event.button;
10183   int new_element = BUTTON_ELEMENT(button);
10184   int sx = gi->event.x, sy = gi->event.y;
10185   int min_sx = 0, min_sy = 0;
10186   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
10187   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
10188   int lx = 0, ly = 0;
10189   int min_lx = 0, min_ly = 0;
10190   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
10191   int x, y;
10192
10193   /* handle info callback for each invocation of action callback */
10194   gi->callback_info(gi);
10195
10196   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
10197   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
10198
10199   /* make sure to stay inside drawing area boundaries */
10200   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
10201   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
10202
10203   if (draw_level)
10204   {
10205     /* get positions inside level field */
10206     lx = sx + level_xpos;
10207     ly = sy + level_ypos;
10208
10209     if (!IN_LEV_FIELD(lx, ly))
10210       inside_drawing_area = FALSE;
10211
10212     /* make sure to stay inside level field boundaries */
10213     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
10214     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
10215
10216     /* correct drawing area positions accordingly */
10217     sx = lx - level_xpos;
10218     sy = ly - level_ypos;
10219   }
10220
10221   if (button_press_event)
10222     started_inside_drawing_area = inside_drawing_area;
10223
10224   if (!started_inside_drawing_area)
10225     return;
10226
10227   if (!IS_VALID_BUTTON(button))
10228     return;
10229
10230   if (!button && !button_release_event)
10231     return;
10232
10233   /* automatically switch to 'single item' drawing mode, if needed */
10234   actual_drawing_function =
10235     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
10236      drawing_function : GADGET_ID_SINGLE_ITEMS);
10237
10238   /* clicking into drawing area with pressed Control key picks element */
10239   if (GetKeyModState() & KMOD_Control)
10240   {
10241     last_drawing_function = drawing_function;
10242     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
10243   }
10244
10245   if (GetKeyModState() & KMOD_Shift)
10246   {
10247     if (button_press_event || button_release_event)
10248       ResetIntelliDraw();
10249   }
10250
10251   switch (actual_drawing_function)
10252   {
10253     case GADGET_ID_SINGLE_ITEMS:
10254       if (draw_level)
10255       {
10256         if (button_release_event)
10257         {
10258           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10259
10260           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
10261               !inside_drawing_area)
10262             DeleteBrushFromCursor();
10263
10264 #if 0
10265           ResetIntelliDraw();
10266 #endif
10267         }
10268
10269         if (!button || button_release_event)
10270           break;
10271
10272         if (draw_with_brush)
10273         {
10274 #if 0
10275           if (!button_release_event)
10276 #endif
10277             CopyBrushToLevel(sx, sy, button);
10278         }
10279 #if 1
10280         else
10281 #else
10282         else if (new_element != Feld[lx][ly])
10283 #endif
10284         {
10285           if (new_element == EL_PLAYER_1)
10286           {
10287             /* remove player at old position */
10288             for (y = 0; y < lev_fieldy; y++)
10289             {
10290               for (x = 0; x < lev_fieldx; x++)
10291               {
10292                 if (Feld[x][y] == EL_PLAYER_1)
10293                 {
10294 #if 1
10295                   SetElement(x, y, EL_EMPTY);
10296 #else
10297                   Feld[x][y] = EL_EMPTY;
10298 #if 1
10299                   if (IN_ED_FIELD(x - level_xpos, y - level_ypos))
10300                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10301 #else
10302                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
10303                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
10304                     DrawMiniElement(x - level_xpos, y - level_ypos, EL_EMPTY);
10305 #endif
10306 #endif
10307                 }
10308               }
10309             }
10310           }
10311
10312 #if 1
10313           SetElementButton(lx, ly, new_element, button);
10314 #else
10315           Feld[lx][ly] = new_element;
10316           DrawMiniElement(sx, sy, new_element);
10317 #endif
10318         }
10319       }
10320       else
10321       {
10322         int type_id = gi->custom_type_id;
10323         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10324
10325         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
10326           DrawMiniGraphicExt(drawto,
10327                              gi->x + sx * MINI_TILEX,
10328                              gi->y + sy * MINI_TILEY,
10329                              el2edimg(new_element));
10330         else
10331           DrawGraphicExt(drawto,
10332                          gi->x + sx * TILEX,
10333                          gi->y + sy * TILEY,
10334                          el2img(new_element), 0);
10335
10336         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10337           new_element = GFX_ELEMENT(new_element);
10338
10339         drawingarea_info[type_id].value[pos] = new_element;
10340
10341         CopyElementPropertiesToGame(properties_element);
10342
10343         if (id == GADGET_ID_CUSTOM_GRAPHIC)
10344         {
10345           UpdateCustomElementGraphicGadgets();
10346
10347           FrameCounter = 0;     /* restart animation frame counter */
10348         }
10349       }
10350       break;
10351
10352     case GADGET_ID_CONNECTED_ITEMS:
10353       {
10354         static int last_sx = -1;
10355         static int last_sy = -1;
10356
10357         if (button_release_event)
10358           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10359
10360         if (button)
10361         {
10362           if (!button_press_event)
10363             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
10364
10365           last_sx = sx;
10366           last_sy = sy;
10367         }
10368       }
10369       break;
10370
10371     case GADGET_ID_LINE:
10372     case GADGET_ID_ARC:
10373     case GADGET_ID_RECTANGLE:
10374     case GADGET_ID_FILLED_BOX:
10375     case GADGET_ID_GRAB_BRUSH:
10376     case GADGET_ID_TEXT:
10377       {
10378         static int last_sx = -1;
10379         static int last_sy = -1;
10380         static int start_sx = -1;
10381         static int start_sy = -1;
10382         void (*draw_func)(int, int, int, int, int, boolean);
10383
10384         if (drawing_function == GADGET_ID_LINE)
10385           draw_func = DrawLine;
10386         else if (drawing_function == GADGET_ID_ARC)
10387           draw_func = DrawArc;
10388         else if (drawing_function == GADGET_ID_RECTANGLE)
10389           draw_func = DrawBox;
10390         else if (drawing_function == GADGET_ID_FILLED_BOX)
10391           draw_func = DrawFilledBox;
10392         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
10393           draw_func = SelectArea;
10394         else /* (drawing_function == GADGET_ID_TEXT) */
10395           draw_func = SetTextCursor;
10396
10397         if (button_press_event)
10398         {
10399           draw_func(sx, sy, sx, sy, new_element, FALSE);
10400           start_sx = last_sx = sx;
10401           start_sy = last_sy = sy;
10402
10403           if (drawing_function == GADGET_ID_TEXT)
10404             DrawLevelText(0, 0, 0, TEXT_END);
10405         }
10406         else if (button_release_event)
10407         {
10408           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
10409           if (drawing_function == GADGET_ID_GRAB_BRUSH)
10410           {
10411             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
10412             CopyBrushToCursor(sx, sy);
10413             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10414                           MB_LEFTBUTTON);
10415             draw_with_brush = TRUE;
10416           }
10417           else if (drawing_function == GADGET_ID_TEXT)
10418             DrawLevelText(sx, sy, 0, TEXT_INIT);
10419           else
10420             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10421         }
10422         else if (last_sx != sx || last_sy != sy)
10423         {
10424           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
10425           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
10426           last_sx = sx;
10427           last_sy = sy;
10428         }
10429       }
10430       break;
10431
10432     case GADGET_ID_FLOOD_FILL:
10433       if (button_press_event && Feld[lx][ly] != new_element)
10434       {
10435         FloodFill(lx, ly, new_element);
10436         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10437         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
10438       }
10439       break;
10440
10441     case GADGET_ID_PICK_ELEMENT:
10442       if (button_release_event)
10443         ClickOnGadget(level_editor_gadget[last_drawing_function],
10444                       MB_LEFTBUTTON);
10445       else if (draw_level)
10446         PickDrawingElement(button, Feld[lx][ly]);
10447       else
10448       {
10449         int type_id = gi->custom_type_id;
10450         int pos = sx * drawingarea_info[type_id].area_ysize + sy;
10451
10452         PickDrawingElement(button, drawingarea_info[type_id].value[pos]);
10453       }
10454
10455       break;
10456
10457     default:
10458       break;
10459   }
10460 }
10461
10462 static void HandleCounterButtons(struct GadgetInfo *gi)
10463 {
10464   int gadget_id = gi->custom_id;
10465   int counter_id = gi->custom_type_id;
10466   int button = gi->event.button;
10467   int *counter_value = counterbutton_info[counter_id].value;
10468   int step = BUTTON_STEPSIZE(button) *
10469     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
10470
10471   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10472   {
10473     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
10474     boolean released = (gi->event.type == GD_EVENT_RELEASED);
10475     boolean level_changed = LevelChanged();
10476
10477     if ((level_changed && pressed) || (!level_changed && released))
10478       return;
10479
10480     if (level_changed && !Request("Level has changed ! Discard changes ?",
10481                                   REQ_ASK))
10482     {
10483       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10484         ModifyEditorCounterValue(counter_id, *counter_value);
10485
10486       return;
10487     }
10488   }
10489
10490   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
10491     *counter_value = gi->textinput.number_value;
10492   else
10493     ModifyEditorCounterValue(counter_id, *counter_value + step);
10494
10495   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
10496   {
10497       LoadLevel(level_nr);
10498       LoadScore(level_nr);
10499
10500       TapeErase();
10501
10502       ResetUndoBuffer();
10503       DrawEditModeWindow();
10504
10505       return;
10506   }
10507
10508   switch (counter_id)
10509   {
10510     case ED_COUNTER_ID_YAMYAM_CONTENT:
10511       DrawYamYamContentAreas();
10512       break;
10513
10514     case ED_COUNTER_ID_BALL_CONTENT:
10515       DrawMagicBallContentAreas();
10516       break;
10517
10518     case ED_COUNTER_ID_ANDROID_CONTENT:
10519       DrawAndroidElementArea(properties_element);
10520       break;
10521
10522     case ED_COUNTER_ID_GROUP_CONTENT:
10523       DrawGroupElementArea(properties_element);
10524       CopyGroupElementPropertiesToGame(properties_element);
10525       break;
10526
10527     case ED_COUNTER_ID_INVENTORY_SIZE:
10528       DrawPlayerInitialInventoryArea(properties_element);
10529       break;
10530
10531     case ED_COUNTER_ID_ENVELOPE_XSIZE:
10532     case ED_COUNTER_ID_ENVELOPE_YSIZE:
10533       DrawEnvelopeTextArea(-1);
10534       break;
10535
10536     case ED_COUNTER_ID_LEVEL_XSIZE:
10537     case ED_COUNTER_ID_LEVEL_YSIZE:
10538       lev_fieldx = level.fieldx;
10539       lev_fieldy = level.fieldy;
10540       break;
10541
10542     default:
10543       break;
10544   }
10545
10546   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
10547        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
10548       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
10549        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
10550     CopyElementPropertiesToGame(properties_element);
10551
10552   level.changed = TRUE;
10553 }
10554
10555 static void HandleTextInputGadgets(struct GadgetInfo *gi)
10556 {
10557   int type_id = gi->custom_type_id;
10558
10559   strcpy(textinput_info[type_id].value, gi->textinput.value);
10560
10561   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
10562   {
10563     CopyElementPropertiesToGame(properties_element);
10564
10565     ModifyEditorElementList();  /* update changed button info text */
10566   }
10567
10568   level.changed = TRUE;
10569 }
10570
10571 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
10572 {
10573   int type_id = gi->custom_type_id;
10574
10575 #if 1
10576   strncpy(textarea_info[type_id].value, gi->textarea.value,
10577           MAX_ENVELOPE_TEXT_LEN);
10578   textarea_info[type_id].value[MAX_ENVELOPE_TEXT_LEN] = '\0';
10579 #else
10580   /* !!! BUGGY !!! MAX_ENVELOPE_TEXT_LEN != MAX_GADGET_TEXTSIZE !!! */
10581   strcpy(textarea_info[type_id].value, gi->textarea.value);
10582 #endif
10583
10584   level.changed = TRUE;
10585 }
10586
10587 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
10588 {
10589   int type_id = gi->custom_type_id;
10590   int value_old = *selectbox_info[type_id].value;
10591   int value_new = selectbox_info[type_id].options[gi->selectbox.index].value;
10592
10593   *selectbox_info[type_id].value = value_new;
10594
10595   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
10596   {
10597     element_info[properties_element].current_change_page = gi->selectbox.index;
10598
10599     DrawPropertiesWindow();
10600   }
10601   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
10602             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
10603            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
10604             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
10605            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
10606   {
10607     if (type_id == ED_SELECTBOX_ID_ACTION_TYPE)
10608     {
10609       /* when changing action type, also check action mode and action arg */
10610       if (value_old != value_new)
10611         setSelectboxSpecialActionVariablesIfNeeded();
10612
10613       DrawPropertiesChange();
10614     }
10615
10616     CopyElementPropertiesToGame(properties_element);
10617
10618     level.changed = TRUE;
10619   }
10620 }
10621
10622 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
10623 {
10624   int type_id = gi->custom_type_id;
10625   int i;
10626
10627   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
10628       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
10629   {
10630     edit_mode_properties = gi->custom_type_id;
10631
10632     DrawPropertiesWindow();
10633   }
10634   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
10635   {
10636     char *template_filename = getDefaultLevelFilename(-1);
10637     boolean new_template = !fileExists(template_filename);
10638
10639     if (new_template ||
10640         Request("Save this template and kill the old ?", REQ_ASK))
10641       SaveLevelTemplate();
10642
10643     if (new_template)
10644       Request("Template saved !", REQ_CONFIRM);
10645   }
10646   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
10647            custom_element.num_change_pages < MAX_CHANGE_PAGES)
10648   {
10649     struct ElementInfo *ei = &element_info[properties_element];
10650
10651     setElementChangePages(ei, ei->num_change_pages + 1);
10652
10653     /* set new change page to be new current change page */
10654     ei->current_change_page = ei->num_change_pages - 1;
10655     ei->change = &ei->change_page[ei->current_change_page];
10656
10657     setElementChangeInfoToDefaults(ei->change);
10658
10659     DrawPropertiesWindow();
10660
10661     level.changed = TRUE;
10662   }
10663   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
10664            custom_element.num_change_pages > MIN_CHANGE_PAGES)
10665   {
10666     struct ElementInfo *ei = &element_info[properties_element];
10667
10668     /* copy all change pages after change page to be deleted */
10669     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
10670       ei->change_page[i] = ei->change_page[i + 1];
10671
10672     setElementChangePages(ei, ei->num_change_pages - 1);
10673
10674     DrawPropertiesWindow();
10675
10676     level.changed = TRUE;
10677   }
10678 }
10679
10680 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
10681 {
10682   int type_id = gi->custom_type_id;
10683
10684   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
10685       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
10686   {
10687     struct ElementInfo *ei = &element_info[properties_element];
10688     int step = BUTTON_STEPSIZE(gi->event.button);
10689
10690     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
10691     ei->current_change_page += step;
10692
10693     if (ei->current_change_page < 0)
10694       ei->current_change_page = 0;
10695     else if (ei->current_change_page >= ei->num_change_pages)
10696       ei->current_change_page = ei->num_change_pages - 1;
10697
10698     DrawPropertiesWindow();
10699   }
10700   else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
10701            type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10702   {
10703     struct ElementInfo *ei = &element_info[properties_element];
10704     int current_change_page = ei->current_change_page;
10705
10706     if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
10707       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
10708         ei->change_page[current_change_page];
10709     else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
10710     {
10711       ei->change_page[current_change_page] =
10712         element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
10713
10714       level.changed = TRUE;
10715     }
10716
10717     DrawPropertiesWindow();
10718   }
10719 }
10720
10721 static void HandleRadiobuttons(struct GadgetInfo *gi)
10722 {
10723   *radiobutton_info[gi->custom_type_id].value =
10724     radiobutton_info[gi->custom_type_id].checked_value;
10725
10726   level.changed = TRUE;
10727 }
10728
10729 static void HandleCheckbuttons(struct GadgetInfo *gi)
10730 {
10731   int type_id = gi->custom_type_id;
10732
10733   *checkbutton_info[type_id].value ^= TRUE;
10734
10735   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
10736       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
10737       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
10738       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
10739          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
10740         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
10741          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
10742        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
10743   {
10744     CopyElementPropertiesToGame(properties_element);
10745   }
10746
10747   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
10748   {
10749     UpdateCustomElementGraphicGadgets();
10750   }
10751   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
10752   {
10753     char *template_filename = getDefaultLevelFilename(-1);
10754
10755     if (level.use_custom_template && !fileExists(template_filename))
10756     {
10757       Request("No level template found !", REQ_CONFIRM);
10758
10759       level.use_custom_template = FALSE;
10760       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
10761
10762       return;
10763     }
10764
10765     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
10766
10767     DrawEditModeWindow();
10768   }
10769
10770   level.changed = TRUE;
10771 }
10772
10773 static void HandleControlButtons(struct GadgetInfo *gi)
10774 {
10775   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
10776   static int last_edit_mode = ED_MODE_DRAWING;
10777   static int last_custom_copy_mode = -1;
10778   int id = gi->custom_id;
10779   int button = gi->event.button;
10780   int step = BUTTON_STEPSIZE(button);
10781   int new_element = BUTTON_ELEMENT(button);
10782   int x, y;
10783
10784   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
10785     DrawLevelText(0, 0, 0, TEXT_END);
10786
10787   if (id < ED_NUM_CTRL1_BUTTONS &&
10788       id != GADGET_ID_SINGLE_ITEMS &&
10789       id != GADGET_ID_PROPERTIES &&
10790       id != GADGET_ID_PICK_ELEMENT &&
10791       edit_mode != ED_MODE_DRAWING &&
10792       drawing_function != GADGET_ID_PICK_ELEMENT &&
10793       !(GetKeyModState() & KMOD_Control))
10794   {
10795     DrawDrawingWindow();
10796     edit_mode = ED_MODE_DRAWING;
10797   }
10798
10799   /* element copy mode active, but no element button pressed => deactivate */
10800   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
10801     last_custom_copy_mode = -1;
10802
10803   switch (id)
10804   {
10805     case GADGET_ID_SCROLL_LEFT:
10806       if (level_xpos >= 0)
10807       {
10808         if (lev_fieldx < ed_fieldx - 2)
10809           break;
10810
10811         level_xpos -= step;
10812         if (level_xpos < -1)
10813           level_xpos = -1;
10814         if (button == 1)
10815           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
10816         else
10817           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10818
10819         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10820                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10821       }
10822       break;
10823
10824     case GADGET_ID_SCROLL_RIGHT:
10825       if (level_xpos <= lev_fieldx - ed_fieldx)
10826       {
10827         if (lev_fieldx < ed_fieldx - 2)
10828           break;
10829
10830         level_xpos += step;
10831         if (level_xpos > lev_fieldx - ed_fieldx + 1)
10832           level_xpos = lev_fieldx - ed_fieldx + 1;
10833         if (button == 1)
10834           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
10835         else
10836           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10837
10838         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
10839                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
10840       }
10841       break;
10842
10843     case GADGET_ID_SCROLL_UP:
10844       if (level_ypos >= 0)
10845       {
10846         if (lev_fieldy < ed_fieldy - 2)
10847           break;
10848
10849         level_ypos -= step;
10850         if (level_ypos < -1)
10851           level_ypos = -1;
10852         if (button == 1)
10853           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
10854         else
10855           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10856
10857         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10858                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
10859       }
10860       break;
10861
10862     case GADGET_ID_SCROLL_DOWN:
10863       if (level_ypos <= lev_fieldy - ed_fieldy)
10864       {
10865         if (lev_fieldy < ed_fieldy - 2)
10866           break;
10867
10868         level_ypos += step;
10869         if (level_ypos > lev_fieldy - ed_fieldy + 1)
10870           level_ypos = lev_fieldy - ed_fieldy + 1;
10871         if (button == 1)
10872           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
10873         else
10874           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10875
10876         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
10877                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
10878       }
10879       break;
10880
10881     case GADGET_ID_SCROLL_HORIZONTAL:
10882       level_xpos = gi->event.item_position - 1;
10883       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10884       break;
10885
10886     case GADGET_ID_SCROLL_VERTICAL:
10887       level_ypos = gi->event.item_position - 1;
10888       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
10889       break;
10890
10891     case GADGET_ID_SCROLL_LIST_UP:
10892     case GADGET_ID_SCROLL_LIST_DOWN:
10893     case GADGET_ID_SCROLL_LIST_VERTICAL:
10894       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
10895         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
10896       else
10897       {
10898         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
10899         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
10900
10901         if (element_shift < 0)
10902           element_shift = 0;
10903         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
10904           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
10905
10906         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
10907                      GDI_SCROLLBAR_ITEM_POSITION,
10908                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
10909       }
10910
10911       ModifyEditorElementList();
10912
10913       break;
10914
10915     case GADGET_ID_WRAP_LEFT:
10916       WrapLevel(-step, 0);
10917       break;
10918
10919     case GADGET_ID_WRAP_RIGHT:
10920       WrapLevel(step, 0);
10921       break;
10922
10923     case GADGET_ID_WRAP_UP:
10924       WrapLevel(0, -step);
10925       break;
10926
10927     case GADGET_ID_WRAP_DOWN:
10928       WrapLevel(0, step);
10929       break;
10930
10931     case GADGET_ID_SINGLE_ITEMS:
10932     case GADGET_ID_CONNECTED_ITEMS:
10933     case GADGET_ID_LINE:
10934     case GADGET_ID_ARC:
10935     case GADGET_ID_TEXT:
10936     case GADGET_ID_RECTANGLE:
10937     case GADGET_ID_FILLED_BOX:
10938     case GADGET_ID_FLOOD_FILL:
10939     case GADGET_ID_GRAB_BRUSH:
10940     case GADGET_ID_PICK_ELEMENT:
10941       if (drawing_function != GADGET_ID_PICK_ELEMENT)
10942         last_drawing_function = drawing_function;
10943       drawing_function = id;
10944       draw_with_brush = FALSE;
10945       break;
10946
10947     case GADGET_ID_RANDOM_PLACEMENT:
10948       RandomPlacement(new_element);
10949       break;
10950
10951     case GADGET_ID_PROPERTIES:
10952       if (edit_mode != ED_MODE_PROPERTIES)
10953       {
10954         properties_element = new_element;
10955         DrawPropertiesWindow();
10956         edit_mode = ED_MODE_PROPERTIES;
10957
10958         last_level_drawing_function = drawing_function;
10959         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
10960                       MB_LEFTBUTTON);
10961       }
10962       else
10963       {
10964         DrawDrawingWindow();
10965         edit_mode = ED_MODE_DRAWING;
10966
10967         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
10968                       MB_LEFTBUTTON);
10969       }
10970       break;
10971
10972     case GADGET_ID_CUSTOM_COPY_FROM:
10973     case GADGET_ID_CUSTOM_COPY_TO:
10974     case GADGET_ID_CUSTOM_EXCHANGE:
10975       last_custom_copy_mode = id;
10976       last_drawing_function = drawing_function;
10977       break;
10978
10979     case GADGET_ID_CUSTOM_COPY:
10980       CopyCustomElement(properties_element, -1, id);
10981       break;
10982
10983     case GADGET_ID_CUSTOM_PASTE:
10984       CopyCustomElement(-1, properties_element, id);
10985       break;
10986
10987     case GADGET_ID_UNDO:
10988       if (undo_buffer_steps == 0)
10989       {
10990         Request("Undo buffer empty !", REQ_CONFIRM);
10991         break;
10992       }
10993
10994       if (edit_mode != ED_MODE_DRAWING)
10995       {
10996         DrawDrawingWindow();
10997         edit_mode = ED_MODE_DRAWING;
10998       }
10999
11000       undo_buffer_position =
11001         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
11002       undo_buffer_steps--;
11003
11004       for (x = 0; x < lev_fieldx; x++)
11005         for (y = 0; y < lev_fieldy; y++)
11006           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
11007
11008       /* check if undo operation forces change of border style */
11009       CheckLevelBorderElement(FALSE);
11010
11011       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11012
11013       break;
11014
11015     case GADGET_ID_INFO:
11016       if (edit_mode != ED_MODE_INFO)
11017       {
11018         last_edit_mode = edit_mode;
11019         edit_mode = ED_MODE_INFO;
11020
11021         DrawLevelInfoWindow();
11022       }
11023       else
11024       {
11025         edit_mode = last_edit_mode;
11026
11027         DrawEditModeWindow();
11028       }
11029       break;
11030
11031     case GADGET_ID_CLEAR:
11032       if (edit_mode != ED_MODE_DRAWING)
11033       {
11034         DrawDrawingWindow();
11035         edit_mode = ED_MODE_DRAWING;
11036       }
11037
11038       for (x = 0; x < MAX_LEV_FIELDX; x++)
11039         for (y = 0; y < MAX_LEV_FIELDY; y++)
11040           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
11041
11042       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
11043
11044       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
11045       break;
11046
11047     case GADGET_ID_SAVE:
11048       if (leveldir_current->readonly)
11049       {
11050         Request("This level is read only !", REQ_CONFIRM);
11051         break;
11052       }
11053
11054       if (!LevelContainsPlayer())
11055         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11056       else
11057       {
11058         char *level_filename = getDefaultLevelFilename(level_nr);
11059         boolean new_level = !fileExists(level_filename);
11060
11061         if (new_level ||
11062             Request("Save this level and kill the old ?", REQ_ASK))
11063         {
11064           CopyPlayfield(Feld, level.field);
11065
11066           SaveLevel(level_nr);
11067         }
11068
11069         if (new_level)
11070           Request("Level saved !", REQ_CONFIRM);
11071
11072         level.changed = FALSE;
11073       }
11074       break;
11075
11076     case GADGET_ID_TEST:
11077       if (!LevelContainsPlayer())
11078         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
11079       else
11080       {
11081         if (LevelChanged())
11082           level.game_version = GAME_VERSION_ACTUAL;
11083
11084         CopyPlayfield(level.field, FieldBackup);
11085         CopyPlayfield(Feld, level.field);
11086
11087         CopyNativeLevel_RND_to_Native(&level);
11088
11089         UnmapLevelEditorGadgets();
11090         UndrawSpecialEditorDoor();
11091
11092         CloseDoor(DOOR_CLOSE_ALL);
11093
11094         DrawCompleteVideoDisplay();
11095
11096         level_editor_test_game = TRUE;
11097
11098         StartGameActions(FALSE, setup.autorecord, NEW_RANDOMIZE);
11099       }
11100       break;
11101
11102     case GADGET_ID_EXIT:
11103       RequestExitLevelEditor(TRUE, FALSE);  /* if level has changed, ask user */
11104       break;
11105
11106     default:
11107       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
11108           id <= GADGET_ID_ELEMENTLIST_LAST)
11109       {
11110         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
11111         int new_element = editor_elements[element_position + element_shift];
11112
11113         if (IS_EDITOR_CASCADE(new_element))
11114         {
11115           int i;
11116
11117           for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
11118           {
11119             int *cascade_element= &(*editor_elements_info[i].headline_list)[0];
11120             boolean *cascade_value=editor_elements_info[i].setup_cascade_value;
11121
11122             if (*cascade_element == new_element)
11123             {
11124               *cascade_element = EL_CASCADE_TOGGLE(*cascade_element);
11125               *cascade_value = IS_EDITOR_CASCADE_ACTIVE(*cascade_element);
11126
11127               /* update element selection list */
11128               ReinitializeElementList();
11129               ModifyEditorElementList();
11130
11131               /* update cascading gadget info text */
11132               PrintEditorGadgetInfoText(level_editor_gadget[id]);
11133
11134               /* save current editor cascading state */
11135               SaveSetup_EditorCascade();
11136
11137               break;
11138             }
11139           }
11140
11141           break;
11142         }
11143
11144         if (last_custom_copy_mode != -1)
11145         {
11146           if (CopyCustomElement(properties_element, new_element,
11147                                 last_custom_copy_mode))
11148           {
11149             ClickOnGadget(level_editor_gadget[last_drawing_function],
11150                           MB_LEFTBUTTON);
11151
11152             last_custom_copy_mode = -1;
11153           }
11154
11155           break;
11156         }
11157
11158         PickDrawingElement(button, new_element);
11159
11160         if (!stick_element_properties_window &&
11161             drawing_function != GADGET_ID_PICK_ELEMENT &&
11162             !(GetKeyModState() & KMOD_Control))
11163         {
11164           properties_element = new_element;
11165           if (edit_mode == ED_MODE_PROPERTIES)
11166             DrawPropertiesWindow();
11167         }
11168
11169         if (drawing_function == GADGET_ID_PICK_ELEMENT)
11170           ClickOnGadget(level_editor_gadget[last_drawing_function],
11171                         MB_LEFTBUTTON);
11172       }
11173 #ifdef DEBUG
11174       else if (gi->event.type == GD_EVENT_PRESSED)
11175         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
11176       else if (gi->event.type == GD_EVENT_RELEASED)
11177         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
11178       else if (gi->event.type == GD_EVENT_MOVING)
11179         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
11180       else
11181         printf("default: HandleControlButtons: ? (id == %d)\n", id);
11182 #endif
11183       break;
11184   }
11185 }
11186
11187 void HandleLevelEditorKeyInput(Key key)
11188 {
11189   char letter = getCharFromKey(key);
11190   int button = MB_LEFTBUTTON;
11191
11192   if (drawing_function == GADGET_ID_TEXT &&
11193       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
11194   {
11195     if (letter)
11196       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
11197     else if (key == KSYM_Delete || key == KSYM_BackSpace)
11198       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
11199     else if (key == KSYM_Return)
11200       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
11201     else if (key == KSYM_Escape)
11202       DrawLevelText(0, 0, 0, TEXT_END);
11203   }
11204   else if (button_status == MB_RELEASED)
11205   {
11206     int id = GADGET_ID_NONE;
11207     int new_element_shift = element_shift;
11208     int i;
11209
11210     switch (key)
11211     {
11212       case KSYM_Left:
11213         id = GADGET_ID_SCROLL_LEFT;
11214         break;
11215       case KSYM_Right:
11216         id = GADGET_ID_SCROLL_RIGHT;
11217         break;
11218       case KSYM_Up:
11219         id = GADGET_ID_SCROLL_UP;
11220         break;
11221       case KSYM_Down:
11222         id = GADGET_ID_SCROLL_DOWN;
11223         break;
11224       case KSYM_Page_Up:
11225         id = GADGET_ID_SCROLL_LIST_UP;
11226         button = MB_RIGHTBUTTON;
11227         break;
11228       case KSYM_Page_Down:
11229         id = GADGET_ID_SCROLL_LIST_DOWN;
11230         button = MB_RIGHTBUTTON;
11231         break;
11232
11233       case KSYM_Home:
11234       case KSYM_End:
11235         element_shift = (key == KSYM_Home ? 0 :
11236                          num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS);
11237
11238         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11239                      GDI_SCROLLBAR_ITEM_POSITION,
11240                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11241
11242         ModifyEditorElementList();
11243
11244         break;
11245
11246       case KSYM_Insert:
11247       case KSYM_Delete:
11248
11249         /* this is needed to prevent interference with running "True X-Mouse" */
11250         if (GetKeyModStateFromEvents() & KMOD_Control)
11251           break;
11252
11253         /* check for last or next editor cascade block in element list */
11254         for (i = 0; i < num_editor_elements; i++)
11255         {
11256           if ((key == KSYM_Insert && i == element_shift) ||
11257               (key == KSYM_Delete && new_element_shift > element_shift))
11258             break;
11259
11260           /* jump to next cascade block (or to start of element list) */
11261           if (i == 0 || IS_EDITOR_CASCADE(editor_elements[i]))
11262             new_element_shift = i;
11263         }
11264
11265         if (i < num_editor_elements)
11266           element_shift = new_element_shift;
11267
11268         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
11269           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
11270
11271         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
11272                      GDI_SCROLLBAR_ITEM_POSITION,
11273                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
11274
11275         ModifyEditorElementList();
11276
11277         break;
11278
11279       case KSYM_Escape:
11280         if (edit_mode == ED_MODE_DRAWING)
11281         {
11282           RequestExitLevelEditor(setup.ask_on_escape_editor, TRUE);
11283         }
11284         else if (edit_mode == ED_MODE_INFO)
11285         {
11286           HandleControlButtons(level_editor_gadget[GADGET_ID_INFO]);
11287         }
11288         else if (edit_mode == ED_MODE_PROPERTIES)
11289         {
11290           HandleControlButtons(level_editor_gadget[GADGET_ID_PROPERTIES]);
11291         }
11292         else            /* should never happen */
11293         {
11294           DrawDrawingWindow();
11295           edit_mode = ED_MODE_DRAWING;
11296         }
11297
11298         break;
11299
11300       default:
11301         break;
11302     }
11303
11304     if (id != GADGET_ID_NONE)
11305       ClickOnGadget(level_editor_gadget[id], button);
11306     else if (letter == '.')
11307       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
11308     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
11309       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
11310     else
11311       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
11312         if (letter && letter == control_info[i].shortcut)
11313           if (!anyTextGadgetActive())
11314             ClickOnGadget(level_editor_gadget[i], button);
11315   }
11316 }
11317
11318 void HandleLevelEditorIdle()
11319 {
11320   static unsigned long action_delay = 0;
11321   unsigned long action_delay_value = GameFrameDelay;
11322   int xpos = 1, ypos = 2;
11323   int i;
11324
11325   if (edit_mode != ED_MODE_PROPERTIES)
11326     return;
11327
11328   if (!DelayReached(&action_delay, action_delay_value))
11329     return;
11330
11331   for (i = 0; i < ED_NUM_SELECTBOX; i++)
11332   {
11333     struct GadgetInfo *gi = level_editor_gadget[selectbox_info[i].gadget_id];
11334
11335     if (gi->mapped && gi->active && gi->selectbox.open)
11336       return;
11337   }
11338
11339   DrawEditorElementAnimation(SX + xpos * TILEX,
11340                              SY + ypos * TILEY + MINI_TILEY / 2);
11341
11342   MarkTileDirty(xpos, ypos);
11343   MarkTileDirty(xpos, ypos + 1);
11344
11345   FrameCounter++;       /* increase animation frame counter */
11346 }
11347
11348 void ClearEditorGadgetInfoText()
11349 {
11350   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
11351 }
11352
11353 void PrintEditorGadgetInfoText(struct GadgetInfo *gi)
11354 {
11355   char infotext[MAX_OUTPUT_LINESIZE + 1];
11356   char shortcut[MAX_OUTPUT_LINESIZE + 1];
11357   int max_infotext_len = getMaxInfoTextLength();
11358
11359   if (gi == NULL || gi->info_text == NULL)
11360     return;
11361
11362   strncpy(infotext, gi->info_text, max_infotext_len);
11363   infotext[max_infotext_len] = '\0';
11364
11365   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
11366   {
11367     int key = control_info[gi->custom_id].shortcut;
11368
11369     if (key)
11370     {
11371       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
11372         sprintf(shortcut, " ('.' or '%c')", key);
11373       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
11374         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
11375       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
11376         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
11377       else                                              /* normal case */
11378         sprintf(shortcut, " ('%s%c')",
11379                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
11380
11381       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
11382         strcat(infotext, shortcut);
11383     }
11384   }
11385
11386   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
11387 }
11388
11389 void HandleEditorGadgetInfoText(void *ptr)
11390 {
11391   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
11392
11393   if (game_status != GAME_MODE_EDITOR)
11394     return;
11395
11396   ClearEditorGadgetInfoText();
11397
11398   if (gi == NULL || gi->event.type == GD_EVENT_INFO_LEAVING)
11399     return;
11400
11401   /* misuse this function to delete brush cursor, if needed */
11402   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
11403     DeleteBrushFromCursor();
11404
11405   PrintEditorGadgetInfoText(gi);
11406 }
11407
11408 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
11409 {
11410   static int start_lx, start_ly;
11411   int id = gi->custom_id;
11412   int type_id = gi->custom_type_id;
11413   int sx = gi->event.x;
11414   int sy = gi->event.y;
11415   int lx = sx + level_xpos;
11416   int ly = sy + level_ypos;
11417   int min_sx = 0, min_sy = 0;
11418   int max_sx = gi->drawing.area_xsize - 1;
11419   int max_sy = gi->drawing.area_ysize - 1;
11420   int actual_drawing_function = drawing_function;
11421   int max_infotext_len = getMaxInfoTextLength();
11422   char infotext[MAX_OUTPUT_LINESIZE + 1];
11423   char *text;
11424
11425   infotext[0] = '\0';           /* start with empty info text */
11426
11427   /* pressed Control key: simulate picking element */
11428   if (GetKeyModState() & KMOD_Control)
11429     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
11430
11431   ClearEditorGadgetInfoText();
11432
11433   if (gi->event.type == GD_EVENT_INFO_LEAVING)
11434     return;
11435
11436   /* make sure to stay inside drawing area boundaries */
11437   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
11438   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
11439
11440   if (id == GADGET_ID_DRAWING_LEVEL)
11441   {
11442     if (button_status)
11443     {
11444       int min_lx = 0, min_ly = 0;
11445       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
11446
11447       /* get positions inside level field */
11448       lx = sx + level_xpos;
11449       ly = sy + level_ypos;
11450
11451       /* make sure to stay inside level field boundaries */
11452       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
11453       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
11454
11455       /* correct drawing area positions accordingly */
11456       sx = lx - level_xpos;
11457       sy = ly - level_ypos;
11458     }
11459
11460     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
11461     {
11462       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
11463       {
11464         if (gi->event.type == GD_EVENT_PRESSED)
11465         {
11466           start_lx = lx;
11467           start_ly = ly;
11468         }
11469
11470         switch (actual_drawing_function)
11471         {
11472           case GADGET_ID_SINGLE_ITEMS:
11473             text = "Drawing single items";
11474             break;
11475           case GADGET_ID_CONNECTED_ITEMS:
11476             text = "Drawing connected items";
11477             break;
11478           case GADGET_ID_LINE:
11479             text = "Drawing line";
11480             break;
11481           case GADGET_ID_ARC:
11482             text = "Drawing arc";
11483             break;
11484           case GADGET_ID_TEXT:
11485             text = "Setting text cursor";
11486             break;
11487           case GADGET_ID_RECTANGLE:
11488             text = "Drawing rectangle";
11489             break;
11490           case GADGET_ID_FILLED_BOX:
11491             text = "Drawing filled box";
11492             break;
11493           case GADGET_ID_FLOOD_FILL:
11494             text = "Flood fill";
11495             break;
11496           case GADGET_ID_GRAB_BRUSH:
11497             text = "Grabbing brush";
11498             break;
11499           case GADGET_ID_PICK_ELEMENT:
11500             text = "Picking element";
11501             break;
11502
11503           default:
11504             text = "Drawing position";
11505             break;
11506         }
11507
11508         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11509           sprintf(infotext, "%s: %d, %d", text, lx, ly);
11510         else
11511           sprintf(infotext, "%s: %d, %d", text,
11512                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
11513       }
11514       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11515         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
11516       else
11517         sprintf(infotext, "Level position: %d, %d", lx, ly);
11518     }
11519
11520     /* misuse this function to draw brush cursor, if needed */
11521     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
11522     {
11523       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
11524         CopyBrushToCursor(sx, sy);
11525       else
11526         DeleteBrushFromCursor();
11527     }
11528   }
11529   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
11530   {
11531     int pos = sx * drawingarea_info[type_id].area_ysize + sy;
11532     int element = drawingarea_info[type_id].value[pos];
11533
11534     strncpy(infotext, getElementInfoText(element), max_infotext_len);
11535   }
11536   else
11537   {
11538     if (id == GADGET_ID_CUSTOM_CONTENT)
11539       sprintf(infotext, "custom element content position: %d, %d", sx, sy);
11540     else if (id == GADGET_ID_GROUP_CONTENT)
11541       sprintf(infotext, "group element position: %d", sx + 1);
11542     else if (id >= GADGET_ID_YAMYAM_CONTENT_0 &&
11543              id <= GADGET_ID_YAMYAM_CONTENT_7)
11544       sprintf(infotext, "content area %d position: %d, %d",
11545               id - GADGET_ID_YAMYAM_CONTENT_0 + 1, sx, sy);
11546     else if (id >= GADGET_ID_MAGIC_BALL_CONTENT_0 &&
11547              id <= GADGET_ID_MAGIC_BALL_CONTENT_7)
11548       sprintf(infotext, "content area %d position: %d, %d",
11549               id - GADGET_ID_MAGIC_BALL_CONTENT_0 + 1, sx, sy);
11550     else if (id == GADGET_ID_ANDROID_CONTENT)
11551       sprintf(infotext, "android element position: %d", sx + 1);
11552     else if (drawingarea_info[type_id].infotext != NULL)
11553       strcpy(infotext, drawingarea_info[type_id].infotext);
11554   }
11555
11556   infotext[max_infotext_len] = '\0';
11557
11558   if (strlen(infotext) > 0)
11559     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
11560 }
11561
11562 void RequestExitLevelEditor(boolean ask_if_level_has_changed,
11563                             boolean quick_quit)
11564 {
11565   if (!ask_if_level_has_changed ||
11566       !LevelChanged() ||
11567       Request("Level has changed ! Exit without saving ?",
11568               REQ_ASK | REQ_STAY_OPEN))
11569   {
11570     CloseDoor(DOOR_CLOSE_1);
11571     SetDoorState(DOOR_CLOSE_2);
11572
11573 #if 1
11574     if (quick_quit)
11575       FadeSkipNextFadeIn();
11576 #else
11577     if (quick_quit)
11578       fading = fading_none;
11579 #endif
11580
11581     game_status = GAME_MODE_MAIN;
11582 #if 1
11583     DrawAndFadeInMainMenu(REDRAW_FIELD);
11584 #else
11585     DrawMainMenu();
11586 #endif
11587   }
11588   else
11589   {
11590     CloseDoor(DOOR_CLOSE_1);
11591     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
11592   }
11593 }