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