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