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