src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  51 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  52
  53 #define ED_CTRL1_BUTTON_XSIZE           22
  54 #define ED_CTRL1_BUTTON_YSIZE           22
  55 #define ED_CTRL1_BUTTONS_XPOS           6
  56 #define ED_CTRL1_BUTTONS_YPOS           6
  57 #define ED_CTRL2_BUTTON_XSIZE           30
  58 #define ED_CTRL2_BUTTON_YSIZE           20
  59 #define ED_CTRL2_BUTTONS_XPOS           5
  60 #define ED_CTRL2_BUTTONS_YPOS           99
  61 #define ED_CTRL3_BUTTON_XSIZE           22
  62 #define ED_CTRL3_BUTTON_YSIZE           22
  63 #define ED_CTRL3_BUTTONS_XPOS           6
  64 #define ED_CTRL3_BUTTONS_YPOS           6
  65
  66 #define ED_CTRL1_BUTTONS_HORIZ          4
  67 #define ED_CTRL1_BUTTONS_VERT           4
  68 #define ED_CTRL2_BUTTONS_HORIZ          3
  69 #define ED_CTRL2_BUTTONS_VERT           2
  70 #define ED_CTRL3_BUTTONS_HORIZ          3
  71 #define ED_CTRL3_BUTTONS_VERT           1
  72
  73 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  74 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  75 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  76 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS + ED_NUM_CTRL2_BUTTONS)
  77 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS + \
  78                                 ED_NUM_CTRL2_BUTTONS + \
  79                                 ED_NUM_CTRL3_BUTTONS)
  80
  81 /* values for the element list */
  82 #define ED_ELEMENTLIST_XPOS             5
  83 #define ED_ELEMENTLIST_YPOS             30
  84 #define ED_ELEMENTLIST_XSIZE            20
  85 #define ED_ELEMENTLIST_YSIZE            20
  86 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  87 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  88 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
  89                                          ED_ELEMENTLIST_BUTTONS_VERT)
  90
  91 /* standard distances */
  92 #define ED_BORDER_SIZE                  3
  93 #define ED_BORDER_TEXT_XSIZE            5
  94 #define ED_BORDER_AREA_YSIZE            1
  95
  96 #define ED_GADGET_DISTANCE              2
  97 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
  98 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE + \
  99                                          MINI_TILEX / 2)
 100
 101 /* values for the setting windows */
 102 #define ED_SETTINGS_XSTART              (3 * MINI_TILEX / 2)
 103 #define ED_SETTINGS_YSTART              (MINI_TILEY * 10)
 104
 105 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE + \
 106                                          2 * ED_GADGET_DISTANCE)
 107
 108 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 109 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 110
 111 #define ED_SETTINGS_XPOS(n)             (ED_SETTINGS_XSTART + \
 112                                          (n) * ED_SETTINGS_XOFFSET)
 113 #define ED_SETTINGS_YPOS(n)             (ED_SETTINGS_YSTART + \
 114                                          (n) * ED_SETTINGS_YOFFSET)
 115
 116 #define ED_SETTINGS1_YPOS               MINI_TILEY
 117 #define ED_SETTINGS2_XPOS               MINI_TILEX
 118 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 119
 120 /* values for counter gadgets */
 121 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 122 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 123 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART + \
 124                                          (n) * ED_COUNTER_YDISTANCE)
 125 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART + \
 126                                          (n) * ED_COUNTER_YDISTANCE - 2)
 127
 128 /* values for element content drawing areas */
 129 /* amoeba content */
 130 #define ED_AREA_AMOEBA_CONTENT_XPOS     ED_SETTINGS_XPOS(0)
 131 #define ED_AREA_AMOEBA_CONTENT_YPOS     (ED_SETTINGS_YPOS(2) + \
 132                                          ED_GADGET_DISTANCE)
 133
 134 /* yamyam content */
 135 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX + \
 136                                          5 * ((n) % 4) * MINI_TILEX)
 137 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY + \
 138                                          6 * ((n) / 4) * MINI_TILEY)
 139
 140 /* custom change target */
 141 #define ED_AREA_ELEM_CONTENT2_YPOS      (ED_SETTINGS_YPOS(1) + \
 142                                          ED_GADGET_DISTANCE)
 143 /* optional custom graphic */
 144 #define ED_AREA_ELEM_CONTENT3_YPOS      (ED_SETTINGS_YPOS(1) + \
 145                                          ED_GADGET_DISTANCE)
 146 /* custom element content */
 147 #define ED_AREA_ELEM_CONTENT4_XPOS      (29 * MINI_TILEX)
 148 #define ED_AREA_ELEM_CONTENT4_YPOS      (ED_SETTINGS_YPOS(2) + \
 149                                          ED_GADGET_DISTANCE - MINI_TILEY)
 150 /* movement enter/leave element */
 151 #define ED_AREA_ELEM_CONTENT4a_XPOS     (29 * MINI_TILEX)
 152 #define ED_AREA_ELEM_CONTENT4a_YPOS     (ED_SETTINGS_YPOS(10) + \
 153                                          ED_GADGET_DISTANCE)
 154 #define ED_AREA_ELEM_CONTENT4b_XPOS     (29 * MINI_TILEX)
 155 #define ED_AREA_ELEM_CONTENT4b_YPOS     (ED_SETTINGS_YPOS(10) + \
 156                                          ED_GADGET_DISTANCE)
 157 /* custom change trigger element */
 158 #define ED_AREA_ELEM_CONTENT5_YPOS      (ED_SETTINGS_YPOS(5) + \
 159                                          ED_GADGET_DISTANCE)
 160 /* extended custom change target */
 161 #define ED_AREA_ELEM_CONTENT6_XPOS      (29 * MINI_TILEX)
 162 #define ED_AREA_ELEM_CONTENT6_YPOS      (ED_SETTINGS_YPOS(9) + \
 163                                          ED_GADGET_DISTANCE - MINI_TILEY)
 164 /* group element content */
 165 #define ED_AREA_GROUP_CONTENT_XPOS      ED_SETTINGS_XPOS(0)
 166 #if 1
 167 #define ED_AREA_GROUP_CONTENT_YPOS      (ED_SETTINGS_YPOS(4) + \
 168                                          ED_GADGET_DISTANCE)
 169 #else
 170 #define ED_AREA_GROUP_CONTENT_YPOS      (22 * MINI_TILEY)
 171 #endif
 172
 173 /* values for random placement background drawing area */
 174 #define ED_AREA_RANDOM_BACKGROUND_YPOS  (31 * MINI_TILEY)
 175
 176 /* values for scrolling gadgets for drawing area */
 177 #define ED_SCROLLBUTTON_XPOS            24
 178 #define ED_SCROLLBUTTON_YPOS            0
 179 #define ED_SCROLLBAR_XPOS               24
 180 #define ED_SCROLLBAR_YPOS               64
 181
 182 #define ED_SCROLLBUTTON_XSIZE           16
 183 #define ED_SCROLLBUTTON_YSIZE           16
 184
 185 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 186 #define ED_SCROLL_UP_YPOS               (0)
 187 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 188 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 189 #define ED_SCROLL_LEFT_XPOS             (0)
 190 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 191 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 192 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 193 #define ED_SCROLL_HORIZONTAL_XPOS (ED_SCROLL_LEFT_XPOS + ED_SCROLLBUTTON_XSIZE)
 194 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 195 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 196 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 197 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 198 #define ED_SCROLL_VERTICAL_YPOS   (ED_SCROLL_UP_YPOS + ED_SCROLLBUTTON_YSIZE)
 199 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 200 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 201
 202 /* values for scrolling gadgets for element list */
 203 #define ED_SCROLLBUTTON2_XPOS           50
 204 #define ED_SCROLLBUTTON2_YPOS           0
 205 #define ED_SCROLLBAR2_XPOS              50
 206 #define ED_SCROLLBAR2_YPOS              20
 207
 208 #define ED_SCROLLBUTTON2_XSIZE          10
 209 #define ED_SCROLLBUTTON2_YSIZE          10
 210
 211 #define ED_SCROLL2_UP_XPOS              85
 212 #define ED_SCROLL2_UP_YPOS              30
 213 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 214 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS + \
 215                                          ED_ELEMENTLIST_BUTTONS_VERT * \
 216                                          ED_ELEMENTLIST_YSIZE - \
 217                                          ED_SCROLLBUTTON2_YSIZE)
 218 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 219 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS + \
 220                                          ED_SCROLLBUTTON2_YSIZE)
 221 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 222 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT * \
 223                                          ED_ELEMENTLIST_YSIZE - \
 224                                          2 * ED_SCROLLBUTTON2_YSIZE)
 225
 226 /* values for checkbutton gadgets */
 227 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 228 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 229 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 230 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 231 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 232 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 233 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 234
 235 /* some positions in the editor control window */
 236 #define ED_BUTTON_ELEM_XPOS             6
 237 #define ED_BUTTON_ELEM_YPOS             30
 238 #define ED_BUTTON_ELEM_XSIZE            22
 239 #define ED_BUTTON_ELEM_YSIZE            22
 240
 241 /* some values for text input, selectbox and counter gadgets */
 242 #define ED_BUTTON_COUNT_YPOS            60
 243 #define ED_BUTTON_COUNT_XSIZE           20
 244 #define ED_BUTTON_COUNT_YSIZE           20
 245 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 246 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 247 #define ED_WIN_COUNT_XSIZE              52
 248 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 249 #define ED_WIN_COUNT2_XPOS              27
 250 #define ED_WIN_COUNT2_YPOS              3
 251 #define ED_WIN_COUNT2_XSIZE             46
 252 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 253
 254 #define ED_BUTTON_MINUS_XPOS            2
 255 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 256 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 257 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 258 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS + \
 259                                          ED_WIN_COUNT_XSIZE + 2)
 260 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 261 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 262 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 265 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS + \
 266                                          2 + ED_WIN_COUNT_YSIZE)
 267 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 268 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 269
 270 #define ED_SELECTBOX_BUTTON_XSIZE       14
 271
 272 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 273 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS + \
 274                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 275 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 276
 277 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 278 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS + \
 279                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 280 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS + \
 281                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 282
 283 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 284 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 285
 286 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 287 #define INFOTEXT_XPOS                   SX
 288 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 289 #define INFOTEXT_XSIZE                  SXSIZE
 290 #define INFOTEXT_YSIZE                  MINI_TILEX
 291
 292
 293 /*
 294   -----------------------------------------------------------------------------
 295   editor gadget definitions
 296   -----------------------------------------------------------------------------
 297 */
 298
 299 /* drawing toolbox buttons */
 300 #define GADGET_ID_NONE                  -1
 301 #define GADGET_ID_TOOLBOX_FIRST         0
 302
 303 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 304 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 305 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 306 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 307 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 308 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 309 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 310 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 311 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 312 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 313 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 314 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 315 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 316 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 317 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 318 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 319
 320 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 321 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 322 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 323 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 324 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 325 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 326
 327 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 328 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 329 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 330
 331 /* counter button identifiers */
 332 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 25)
 333
 334 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 335 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 336 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 337 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 338 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 339 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 340 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 341 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 342 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 343 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 344 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 345 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 346 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 347 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 348 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 349 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 350 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 351 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 352 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 353 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 354 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 355 #define GADGET_ID_ELEMENT_SCORE_DOWN    (GADGET_ID_COUNTER_FIRST + 21)
 356 #define GADGET_ID_ELEMENT_SCORE_TEXT    (GADGET_ID_COUNTER_FIRST + 22)
 357 #define GADGET_ID_ELEMENT_SCORE_UP      (GADGET_ID_COUNTER_FIRST + 23)
 358 #define GADGET_ID_ELEMENT_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 24)
 359 #define GADGET_ID_ELEMENT_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 25)
 360 #define GADGET_ID_ELEMENT_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 26)
 361 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 362 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 363 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 29)
 364 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 365 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 366 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 367 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 33)
 368 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 34)
 369 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 35)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 36)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 37)
 372 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 38)
 373 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 374 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 375 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 41)
 376 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 377 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 378 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 44)
 379 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 380 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 381 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 47)
 382 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 383 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 384 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 50)
 385 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 51)
 386 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 52)
 387 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 53)
 388 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 389 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 390 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 56)
 391 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 392 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 393 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 394 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 395 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 396 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 397 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 63)
 398 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 64)
 399 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 65)
 400 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 66)
 401 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 67)
 402 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 68)
 403
 404 /* drawing area identifiers */
 405 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 69)
 406
 407 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 408 #define GADGET_ID_ELEMENT_CONTENT_0     (GADGET_ID_DRAWING_AREA_FIRST + 1)
 409 #define GADGET_ID_ELEMENT_CONTENT_1     (GADGET_ID_DRAWING_AREA_FIRST + 2)
 410 #define GADGET_ID_ELEMENT_CONTENT_2     (GADGET_ID_DRAWING_AREA_FIRST + 3)
 411 #define GADGET_ID_ELEMENT_CONTENT_3     (GADGET_ID_DRAWING_AREA_FIRST + 4)
 412 #define GADGET_ID_ELEMENT_CONTENT_4     (GADGET_ID_DRAWING_AREA_FIRST + 5)
 413 #define GADGET_ID_ELEMENT_CONTENT_5     (GADGET_ID_DRAWING_AREA_FIRST + 6)
 414 #define GADGET_ID_ELEMENT_CONTENT_6     (GADGET_ID_DRAWING_AREA_FIRST + 7)
 415 #define GADGET_ID_ELEMENT_CONTENT_7     (GADGET_ID_DRAWING_AREA_FIRST + 8)
 416 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 9)
 417 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 10)
 418 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 11)
 419 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 12)
 420 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 13)
 421 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 422 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 15)
 423 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 16)
 424 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 17)
 425 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 18)
 426
 427 /* text input identifiers */
 428 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 19)
 429
 430 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 431 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 432 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 433
 434 /* text area identifiers */
 435 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 436
 437 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 438
 439 /* selectbox identifiers */
 440 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 441
 442 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 0)
 443 #define GADGET_ID_CUSTOM_CONSISTENCY    (GADGET_ID_SELECTBOX_FIRST + 1)
 444 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 2)
 445 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 3)
 446 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 4)
 447 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 5)
 448 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 6)
 449 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 7)
 450 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 8)
 451 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 9)
 452 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 10)
 453 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 11)
 454 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 12)
 455 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 13)
 456 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 14)
 457 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 15)
 458 #define GADGET_ID_CHANGE_SIDES          (GADGET_ID_SELECTBOX_FIRST + 16)
 459 #define GADGET_ID_CHANGE_POWER          (GADGET_ID_SELECTBOX_FIRST + 17)
 460 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 18)
 461 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 19)
 462
 463 /* textbutton identifiers */
 464 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 20)
 465
 466 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 467 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 468 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 469 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 470 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 471 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 472 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 473 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 474
 475 /* graphicbutton identifiers */
 476 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 477
 478 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 479 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 480
 481 /* gadgets for scrolling of drawing area */
 482 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 483
 484 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 485 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 486 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 487 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 488 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 489 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 490
 491 /* gadgets for scrolling element list */
 492 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 493
 494 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 495 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 496 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 497
 498 /* checkbuttons/radiobuttons for level/element properties */
 499 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 500
 501 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 502 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 503 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 504 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 505 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 506 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 507 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 508 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 509 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 8)
 510 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 9)
 511 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 512 #define GADGET_ID_CUSTOM_EXPLODE_RESULT (GADGET_ID_CHECKBUTTON_FIRST + 11)
 513 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 12)
 514 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 13)
 515 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 14)
 516 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 15)
 517 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 16)
 518 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 17)
 519 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 18)
 520 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 19)
 521 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 522 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 21)
 523 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 22)
 524 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 23)
 525 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 24)
 526 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 25)
 527 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 26)
 528 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 27)
 529 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 28)
 530 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 29)
 531 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 30)
 532 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 31)
 533
 534 /* gadgets for buttons in element list */
 535 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 32)
 536 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 537                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 538
 539 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 540
 541 /* radio button numbers */
 542 #define RADIO_NR_NONE                   0
 543 #define RADIO_NR_DRAWING_TOOLBOX        1
 544 #define RADIO_NR_RANDOM_ELEMENTS        2
 545
 546 /* values for counter gadgets */
 547 #define ED_COUNTER_ID_SELECT_LEVEL      0
 548 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 549 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 550 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 551 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 552 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 553 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 554 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 555 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 556 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 557 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 558 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 559 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 560 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 561 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 562 #define ED_COUNTER_ID_MOVE_DELAY_FIX    15
 563 #define ED_COUNTER_ID_MOVE_DELAY_RND    16
 564 #define ED_COUNTER_ID_EXPLOSION_DELAY   17
 565 #define ED_COUNTER_ID_IGNITION_DELAY    18
 566 #define ED_COUNTER_ID_GROUP_CONTENT     19
 567 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  20
 568 #define ED_COUNTER_ID_CHANGE_DELAY_RND  21
 569 #define ED_COUNTER_ID_CHANGE_CONT_RND   22
 570
 571 #define ED_NUM_COUNTERBUTTONS           23
 572
 573 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 574 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 575
 576 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 577 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
 578 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_EXPLOSION_DELAY
 579 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 580 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 581 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 582
 583 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 584 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 585
 586 /* values for scrollbutton gadgets */
 587 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 588 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 589 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 590 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 591 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 592 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 593
 594 #define ED_NUM_SCROLLBUTTONS            6
 595
 596 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 597 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 598
 599 /* values for scrollbar gadgets */
 600 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 601 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 602 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 603
 604 #define ED_NUM_SCROLLBARS               3
 605
 606 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 607 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 608
 609 /* values for text input gadgets */
 610 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 611 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 612 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 613
 614 #define ED_NUM_TEXTINPUT                3
 615
 616 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 617 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 618
 619 /* values for text area gadgets */
 620 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 621
 622 #define ED_NUM_TEXTAREAS                        1
 623
 624 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 625 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 626
 627 /* values for selectbox gadgets */
 628 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      0
 629 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     1
 630 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 2
 631 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 3
 632 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   4
 633 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     5
 634 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   6
 635 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    7
 636 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  8
 637 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    9
 638 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    10
 639 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       11
 640 #define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY      12
 641 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       13
 642 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    14
 643 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     15
 644 #define ED_SELECTBOX_ID_CHANGE_SIDES            16
 645 #define ED_SELECTBOX_ID_CHANGE_POWER            17
 646 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      18
 647 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       19
 648
 649 #define ED_NUM_SELECTBOX                        20
 650
 651 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 652 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE
 653 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_DEADLINESS
 654 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
 655 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 656 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 657
 658 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 659 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 660
 661 /* values for textbutton gadgets */
 662 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 663 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 664 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 665 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 666 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 667 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 668 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 669 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 670
 671 #define ED_NUM_TEXTBUTTONS                      8
 672
 673 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 674 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 675
 676 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 677 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 678
 679 /* values for graphicbutton gadgets */
 680 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 681 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 682
 683 #define ED_NUM_GRAPHICBUTTONS                   2
 684
 685 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 686 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
 687
 688 /* values for checkbutton gadgets */
 689 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 690 #define ED_CHECKBUTTON_ID_GRAVITY               1
 691 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 692 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 693 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 694 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 695 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      6
 696 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   7
 697 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    8
 698 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    9
 699 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   10
 700 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     11
 701 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 12
 702 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       13
 703 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       14
 704 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      15
 705 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       16
 706 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         17
 707 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT 18
 708 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   19
 709 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  20
 710 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 21
 711 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     22
 712 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          23
 713 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  24
 714 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   25
 715 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  26
 716 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    27
 717 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  28
 718 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     29
 719
 720 #define ED_NUM_CHECKBUTTONS                     30
 721
 722 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 723 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 724
 725 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 726 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
 727 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_DEADLY
 728 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 729 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 730 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 731
 732 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 733 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 734
 735 /* values for radiobutton gadgets */
 736 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 737 #define ED_RADIOBUTTON_ID_QUANTITY      1
 738
 739 #define ED_NUM_RADIOBUTTONS             2
 740
 741 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 742 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 743
 744 /* values for drawing area gadgets */
 745 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 746 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 747 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 748 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 749 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 750 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 751 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 752 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 753 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 754 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 755 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 756 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 757 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 758 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 759 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 760 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 761 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 762 #define ED_DRAWING_ID_GROUP_CONTENT             17
 763 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 764
 765 #define ED_NUM_DRAWING_AREAS                    19
 766
 767
 768 /*
 769   -----------------------------------------------------------------------------
 770   some internally used definitions
 771   -----------------------------------------------------------------------------
 772 */
 773
 774 /* values for CopyLevelToUndoBuffer() */
 775 #define UNDO_IMMEDIATE                  0
 776 #define UNDO_ACCUMULATE                 1
 777
 778 /* values for scrollbars */
 779 #define ED_SCROLL_NO                    0
 780 #define ED_SCROLL_LEFT                  1
 781 #define ED_SCROLL_RIGHT                 2
 782 #define ED_SCROLL_UP                    4
 783 #define ED_SCROLL_DOWN                  8
 784
 785 /* screens in the level editor */
 786 #define ED_MODE_DRAWING                 0
 787 #define ED_MODE_INFO                    1
 788 #define ED_MODE_PROPERTIES              2
 789
 790 /* sub-screens in the element properties section */
 791 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 792 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 793 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 794 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 795 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 796
 797 /* how many steps can be cancelled */
 798 #define NUM_UNDO_STEPS                  (10 + 1)
 799
 800 /* values for elements with score for certain actions */
 801 #define MIN_SCORE                       0
 802 #define MAX_SCORE                       255
 803
 804 /* values for elements with count for collecting */
 805 #define MIN_COLLECT_COUNT               0
 806 #define MAX_COLLECT_COUNT               100
 807
 808 /* values for random placement */
 809 #define RANDOM_USE_PERCENTAGE           0
 810 #define RANDOM_USE_QUANTITY             1
 811
 812 /* maximal size of level editor drawing area */
 813 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 814 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 815
 816
 817 /*
 818   -----------------------------------------------------------------------------
 819   some internally used data structure definitions
 820   -----------------------------------------------------------------------------
 821 */
 822
 823 static struct
 824 {
 825   char shortcut;
 826   char *text;
 827 } control_info[ED_NUM_CTRL_BUTTONS] =
 828 {
 829   { 's',        "draw single items"                     },
 830   { 'd',        "draw connected items"                  },
 831   { 'l',        "draw lines"                            },
 832   { 'a',        "draw arcs"                             },
 833   { 'r',        "draw outline rectangles"               },
 834   { 'R',        "draw filled rectangles"                },
 835   { '\0',       "wrap (rotate) level up"                },
 836   { 't',        "enter text elements"                   },
 837   { 'f',        "flood fill"                            },
 838   { '\0',       "wrap (rotate) level left"              },
 839   { '?',        "properties of drawing element"         },
 840   { '\0',       "wrap (rotate) level right"             },
 841   { '\0',       "random element placement"              },
 842   { 'b',        "grab brush"                            },
 843   { '\0',       "wrap (rotate) level down"              },
 844   { ',',        "pick drawing element"                  },
 845
 846   { 'U',        "undo last operation"                   },
 847   { 'I',        "level properties"                      },
 848   { 'S',        "save level"                            },
 849   { 'C',        "clear level"                           },
 850   { 'T',        "test level"                            },
 851   { 'E',        "exit level editor"                     },
 852
 853   { '\0',       "copy settings from other element"      },
 854   { '\0',       "copy settings to other element"        },
 855   { '\0',       "exchange settings with other element"  },
 856 };
 857
 858 static int random_placement_value = 10;
 859 static int random_placement_method = RANDOM_USE_QUANTITY;
 860 static int random_placement_background_element = EL_SAND;
 861 static boolean random_placement_background_restricted = FALSE;
 862 static boolean stick_element_properties_window = FALSE;
 863 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 864 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 865 static struct ElementChangeInfo custom_element_change;
 866 static struct ElementGroupInfo group_element_info;
 867 static struct ElementInfo custom_element;
 868
 869 static struct
 870 {
 871   int x, y;
 872   int min_value, max_value;
 873   int gadget_id_down, gadget_id_up;
 874   int gadget_id_text;
 875   int gadget_id_align;
 876   int *value;
 877   char *text_above, *text_left, *text_right;
 878 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 879 {
 880   /* ---------- level and editor settings ---------------------------------- */
 881
 882   {
 883     DX + 5 - SX,                        DY + 3 - SY,
 884     1,                                  100,
 885     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 886     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 887     &level_nr,
 888     NULL,                               NULL, NULL
 889   },
 890   {
 891     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 892     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 893     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 894     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 895     &level.fieldx,
 896     "playfield size:",                  NULL, "width",
 897   },
 898   {
 899     -1,                                 ED_COUNTER_YPOS(2),
 900     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 901     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 902     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 903     &level.fieldy,
 904     NULL,                               " ", "height",
 905   },
 906   {
 907     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 908     0,                                  999,
 909     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 910     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 911     &level.gems_needed,
 912     "number of emeralds to collect:",   NULL, NULL
 913   },
 914   {
 915     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 916     0,                                  999,
 917     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 918     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 919     &level.time,
 920     "time available to solve level:",   NULL, "(0 => no time limit)"
 921   },
 922   {
 923     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 924     0,                                  255,
 925     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 926     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 927     &level.score[SC_TIME_BONUS],
 928     "score for each 10 seconds left:",  NULL, NULL
 929   },
 930   {
 931     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 932     1,                                  100,
 933     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 934     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 935     &random_placement_value,
 936     "random element placement:",        NULL, "in"
 937   },
 938
 939   /* ---------- element settings: configure (various elements) ------------- */
 940
 941   {
 942     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 943     MIN_SCORE,                          MAX_SCORE,
 944     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 945     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 946     NULL,                               /* will be set when used */
 947     NULL,                               NULL, NULL
 948   },
 949   {
 950     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 951     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 952     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 953     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 954     &level.num_yamyam_contents,
 955     NULL,                               NULL, "number of content areas"
 956   },
 957   {
 958     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 959     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 960     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 961     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 962     NULL,
 963     NULL,                               NULL, "width",
 964   },
 965   {
 966     -1,                                 ED_SETTINGS_YPOS(0),
 967     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 968     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
 969     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
 970     NULL,
 971     NULL,                               " ", "height",
 972   },
 973
 974   /* ---------- element settings: configure 1 (custom elements) ------------ */
 975
 976   {
 977     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
 978     MIN_SCORE,                          MAX_SCORE,
 979     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
 980     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
 981     &custom_element.collect_score,
 982     NULL,                               "score", " "
 983   },
 984   {
 985     -1,                                 ED_SETTINGS_YPOS(6),
 986     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
 987     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
 988     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
 989     &custom_element.collect_count,
 990     NULL,                               "count", NULL
 991   },
 992   {
 993     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
 994     0,                                  999,
 995     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
 996     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
 997     &custom_element.push_delay_fixed,
 998     NULL,                               "push delay", NULL
 999   },
1000   {
1001     -1,                                 ED_SETTINGS_YPOS(7),
1002     0,                                  999,
1003     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1004     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1005     &custom_element.push_delay_random,
1006     NULL,                               "+random", NULL
1007   },
1008   {
1009     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1010     0,                                  999,
1011     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1012     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1013     &custom_element.move_delay_fixed,
1014     NULL,                               "move delay", NULL
1015   },
1016   {
1017     -1,                                 ED_SETTINGS_YPOS(12),
1018     0,                                  999,
1019     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1020     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1021     &custom_element.move_delay_random,
1022     NULL,                               "+random", NULL
1023   },
1024
1025   /* ---------- element settings: configure 2 (custom elements) ------------ */
1026
1027   {
1028     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1029     0,                                  255,
1030     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1031     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1032     &custom_element.explosion_delay,
1033     NULL,                               "explosion delay", NULL
1034   },
1035   {
1036     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1037     0,                                  255,
1038     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1039     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1040     &custom_element.ignition_delay,
1041     NULL,                               "ignition delay", "(by fire)"
1042   },
1043
1044   /* ---------- element settings: configure (group elements) --------------- */
1045
1046   {
1047     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1048     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1049     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1050     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1051     &group_element_info.num_elements,
1052     NULL,                               NULL, "number of elements in group"
1053   },
1054
1055   /* ---------- element settings: advanced (custom elements) --------------- */
1056
1057   {
1058     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1059     0,                                  999,
1060     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1061     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1062     &custom_element_change.delay_fixed,
1063     NULL,                               "delay", NULL,
1064   },
1065   {
1066     -1,                                 ED_SETTINGS_YPOS(2),
1067     0,                                  999,
1068     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1069     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1070     &custom_element_change.delay_random,
1071     NULL,                               "+random", NULL
1072   },
1073   {
1074     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(11),
1075     0,                                  100,
1076     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1077     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1078     &custom_element_change.random,
1079     NULL,                               "use random replace:", "%"
1080   },
1081 };
1082
1083 static struct
1084 {
1085   int x, y;
1086   int gadget_id;
1087   int size;
1088   char *value;
1089   char *text_above, *infotext;
1090 } textinput_info[ED_NUM_TEXTINPUT] =
1091 {
1092   {
1093     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1094     GADGET_ID_LEVEL_NAME,
1095     MAX_LEVEL_NAME_LEN,
1096     level.name,
1097     "Title:", "Title"
1098   },
1099   {
1100     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1101     GADGET_ID_LEVEL_AUTHOR,
1102     MAX_LEVEL_AUTHOR_LEN,
1103     level.author,
1104     "Author:", "Author"
1105   },
1106   {
1107     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1108     GADGET_ID_ELEMENT_NAME,
1109     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1110     custom_element.description,
1111     NULL, "Element name"
1112   }
1113 };
1114
1115 static struct
1116 {
1117   int x, y;
1118   int gadget_id;
1119   int xsize, ysize;
1120   char *value;
1121   char *text_above, *infotext;
1122 } textarea_info[ED_NUM_TEXTAREAS] =
1123 {
1124   {
1125     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1126     GADGET_ID_ENVELOPE_INFO,
1127     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1128     NULL,
1129     "Envelope Info:", "Envelope Info"
1130   }
1131 };
1132
1133 static struct ValueTextInfo options_access_type[] =
1134 {
1135   { EP_WALKABLE,                "walkable"                      },
1136   { EP_PASSABLE,                "passable"                      },
1137   { -1,                         NULL                            }
1138 };
1139
1140 static struct ValueTextInfo options_access_layer[] =
1141 {
1142   { EP_ACCESSIBLE_OVER,         "over"                          },
1143   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1144   { EP_ACCESSIBLE_UNDER,        "under"                         },
1145   { -1,                         NULL                            }
1146 };
1147
1148 static struct ValueTextInfo options_access_protected[] =
1149 {
1150   { 0,                          "unprotected"                   },
1151   { 1,                          "protected"                     },
1152   { -1,                         NULL                            }
1153 };
1154
1155 static struct ValueTextInfo options_access_direction[] =
1156 {
1157   { MV_LEFT,                    "left"                          },
1158   { MV_RIGHT,                   "right"                         },
1159   { MV_UP,                      "up"                            },
1160   { MV_DOWN,                    "down"                          },
1161   { MV_LEFT  | MV_UP,           "left + up"                     },
1162   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1163   { MV_RIGHT | MV_UP,           "right + up"                    },
1164   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1165   { MV_HORIZONTAL,              "horizontal"                    },
1166   { MV_VERTICAL,                "vertical"                      },
1167   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1168   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1169   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1170   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1171   { MV_ALL_DIRECTIONS,          "all directions"                },
1172   { -1,                         NULL                            }
1173 };
1174
1175 static struct ValueTextInfo options_walk_to_action[] =
1176 {
1177   { EP_DIGGABLE,                "diggable"                      },
1178   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1179   { EP_DROPPABLE,               "collectible & droppable"       },
1180   { EP_PUSHABLE,                "pushable"                      },
1181   { -1,                         NULL                            }
1182 };
1183
1184 static struct ValueTextInfo options_move_pattern[] =
1185 {
1186   { MV_LEFT,                    "left"                          },
1187   { MV_RIGHT,                   "right"                         },
1188   { MV_UP,                      "up"                            },
1189   { MV_DOWN,                    "down"                          },
1190   { MV_HORIZONTAL,              "horizontal"                    },
1191   { MV_VERTICAL,                "vertical"                      },
1192   { MV_ALL_DIRECTIONS,          "all directions"                },
1193   { MV_TOWARDS_PLAYER,          "towards player"                },
1194   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1195   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1196   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1197   { MV_TURNING_LEFT,            "turning left"                  },
1198   { MV_TURNING_RIGHT,           "turning right"                 },
1199   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1200   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1201   { MV_TURNING_RANDOM,          "turning random"                },
1202   { MV_WHEN_PUSHED,             "when pushed"                   },
1203   { MV_WHEN_DROPPED,            "when dropped"                  },
1204   { MV_MAZE_RUNNER,             "maze runner style"             },
1205   { MV_MAZE_HUNTER,             "maze hunter style"             },
1206   { -1,                         NULL                            }
1207 };
1208
1209 static struct ValueTextInfo options_move_direction[] =
1210 {
1211   { MV_START_AUTOMATIC,         "automatic"                     },
1212   { MV_START_LEFT,              "left"                          },
1213   { MV_START_RIGHT,             "right"                         },
1214   { MV_START_UP,                "up"                            },
1215   { MV_START_DOWN,              "down"                          },
1216   { MV_START_RANDOM,            "random"                        },
1217   { MV_START_PREVIOUS,          "previous"                      },
1218   { -1,                         NULL                            }
1219 };
1220
1221 static struct ValueTextInfo options_move_stepsize[] =
1222 {
1223   { 1,                          "very slow"                     },
1224   { 2,                          "slow"                          },
1225   { 4,                          "normal"                        },
1226   { 8,                          "fast"                          },
1227   { 16,                         "very fast"                     },
1228   { -1,                         NULL                            }
1229 };
1230
1231 static struct ValueTextInfo options_move_leave_type[] =
1232 {
1233   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1234   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1235   { -1,                         NULL                            }
1236 };
1237
1238 static struct ValueTextInfo options_smash_targets[] =
1239 {
1240   { EP_CAN_SMASH_PLAYER,        "player"                        },
1241 #if 0
1242   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1243 #endif
1244   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1245   { -1,                         NULL                            }
1246 };
1247
1248 static struct ValueTextInfo options_slippery_type[] =
1249 {
1250   { SLIPPERY_ANY_RANDOM,        "random"                        },
1251   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1252   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1253   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1254   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1255   { -1,                         NULL                            }
1256 };
1257
1258 static struct ValueTextInfo options_deadliness[] =
1259 {
1260   { EP_DONT_RUN_INTO,           "running into"                  },
1261   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1262   { EP_DONT_TOUCH,              "touching"                      },
1263   { -1,                         NULL                            }
1264 };
1265
1266 static struct ValueTextInfo options_consistency[] =
1267 {
1268   { EP_CAN_EXPLODE_3X3,         "can explode 3x3"               },
1269   { EP_CAN_EXPLODE_DYNA,        "can explode 3+3"               },
1270   { EP_CAN_EXPLODE_1X1,         "can explode 1x1"               },
1271   { EP_INDESTRUCTIBLE,          "indestructible"                },
1272   { -1,                         NULL                            }
1273 };
1274
1275 static struct ValueTextInfo options_time_units[] =
1276 {
1277   { 1,                          "frames"                        },
1278   { FRAMES_PER_SECOND,          "seconds"                       },
1279   { -1,                         NULL                            }
1280 };
1281
1282 static struct ValueTextInfo options_change_direct_action[] =
1283 {
1284   { CE_TOUCHED_BY_PLAYER,       "touched by player ..."         },
1285   { CE_PRESSED_BY_PLAYER,       "pressed by player ..."         },
1286   { CE_PUSHED_BY_PLAYER,        "pushed by player ..."          },
1287   { CE_ENTERED_BY_PLAYER,       "entered by player ..."         },
1288   { CE_LEFT_BY_PLAYER,          "left by player ..."            },
1289   { CE_DROPPED_BY_PLAYER,       "dropped by player"             },
1290   { CE_SWITCHED,                "switched ..."                  },
1291 #if 1
1292   { CE_HITTING_SOMETHING,       "hitting something ..."         },
1293   { CE_HIT_BY_SOMETHING,        "hit by something ..."          },
1294 #else
1295   { CE_HITTING_SOMETHING,       "collision ..."                 },
1296 #endif
1297   { CE_IMPACT,                  "impact (on something)"         },
1298   { CE_SMASHED,                 "smashed (from above)"          },
1299   { -1,                         NULL                            }
1300 };
1301
1302 static struct ValueTextInfo options_change_other_action[] =
1303 {
1304   { CE_OTHER_GETS_TOUCHED,      "player touches ..."            },
1305   { CE_OTHER_GETS_PRESSED,      "player presses ..."            },
1306   { CE_OTHER_GETS_PUSHED,       "player pushes ..."             },
1307   { CE_OTHER_GETS_ENTERED,      "player enters ..."             },
1308   { CE_OTHER_GETS_LEFT,         "player leaves ..."             },
1309   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1310   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1311   { CE_OTHER_GETS_DROPPED,      "player drops"                  },
1312   { CE_OTHER_IS_TOUCHING,       "touching ..."                  },
1313 #if 1
1314   { CE_OTHER_IS_HITTING,        "hitting ..."                   },
1315   { CE_OTHER_GETS_HIT,          "hit by ..."                    },
1316 #endif
1317   { CE_OTHER_IS_SWITCHING,      "switch of ..."                 },
1318   { CE_OTHER_IS_CHANGING,       "change of"                     },
1319   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1320   { -1,                         NULL                            }
1321 };
1322
1323 static struct ValueTextInfo options_change_sides[] =
1324 {
1325   { CH_SIDE_LEFT,               "left side"                     },
1326   { CH_SIDE_RIGHT,              "right side"                    },
1327   { CH_SIDE_TOP,                "top side"                      },
1328   { CH_SIDE_BOTTOM,             "bottom side"                   },
1329   { CH_SIDE_LEFT_RIGHT,         "left/right side"               },
1330   { CH_SIDE_TOP_BOTTOM,         "top/bottom side"               },
1331   { CH_SIDE_ANY,                "any side"                      },
1332   { -1,                         NULL                            }
1333 };
1334
1335 static struct ValueTextInfo options_change_power[] =
1336 {
1337   { CP_NON_DESTRUCTIVE,         "empty"                         },
1338   { CP_HALF_DESTRUCTIVE,        "diggable"                      },
1339   { CP_FULL_DESTRUCTIVE,        "destructible"                  },
1340   { -1,                         NULL                            }
1341 };
1342
1343 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1344 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1345 {
1346   { -1,                         NULL                            }
1347 };
1348
1349 static struct ValueTextInfo options_group_choice_mode[] =
1350 {
1351   { ANIM_RANDOM,                "random"                        },
1352   { ANIM_LOOP,                  "loop"                          },
1353   { ANIM_LINEAR,                "linear"                        },
1354   { ANIM_PINGPONG,              "pingpong"                      },
1355   { ANIM_PINGPONG2,             "pingpong 2"                    },
1356   { -1,                         NULL                            }
1357 };
1358
1359 static struct
1360 {
1361   int x, y;
1362   int gadget_id;
1363   int gadget_id_align;
1364   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1365   struct ValueTextInfo *options;
1366   int *value;
1367   char *text_left, *text_right, *infotext;
1368 } selectbox_info[ED_NUM_SELECTBOX] =
1369 {
1370   /* ---------- element settings: configure 1 (custom elements) ----------- */
1371
1372   {
1373     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1374     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1375     -1,
1376     options_access_type,
1377     &custom_element.access_type,
1378     NULL, NULL,                         "type of access to this field"
1379   },
1380   {
1381     -1,                                 ED_SETTINGS_YPOS(3),
1382     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1383     -1,
1384     options_access_layer,
1385     &custom_element.access_layer,
1386     NULL, NULL,                         "layer of access for this field"
1387   },
1388   {
1389     -1,                                 ED_SETTINGS_YPOS(3),
1390     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1391     -1,
1392     options_access_protected,
1393     &custom_element.access_protected,
1394     NULL, NULL,                         "protected access for this field"
1395   },
1396   {
1397     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1398     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1399     -1,
1400     options_access_direction,
1401     &custom_element.access_direction,
1402     "from", NULL,                       "access direction for this field"
1403   },
1404   {
1405     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1406     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1407     -1,
1408     options_walk_to_action,
1409     &custom_element.walk_to_action,
1410     NULL, NULL,                         "diggable/collectible/pushable"
1411   },
1412   {
1413     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1414     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1415     -1,
1416     options_move_pattern,
1417     &custom_element.move_pattern,
1418     "can move", NULL,                   "element move direction"
1419   },
1420   {
1421     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1422     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1423     -1,
1424     options_move_direction,
1425     &custom_element.move_direction_initial,
1426     "starts moving", NULL,              "initial element move direction"
1427   },
1428   {
1429     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
1430     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1431     -1,
1432     options_move_stepsize,
1433     &custom_element.move_stepsize,
1434     "move/fall speed", NULL,            "speed of element movement"
1435   },
1436   {
1437     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1438     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1439     -1,
1440     options_move_leave_type,
1441     &custom_element.move_leave_type,
1442     "can dig:    can", ":",             "leave behind or change element"
1443   },
1444   {
1445     -1,                                 ED_SETTINGS_YPOS(13),
1446     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1447     -1,
1448     options_smash_targets,
1449     &custom_element.smash_targets,
1450     "can smash", NULL,                  "elements that can be smashed"
1451   },
1452   {
1453     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1454     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1455     -1,
1456     options_slippery_type,
1457     &custom_element.slippery_type,
1458     "slippery", NULL,                   "where other elements fall down"
1459   },
1460
1461   /* ---------- element settings: configure 2 (custom elements) ----------- */
1462
1463   {
1464     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1465     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1466     -1,
1467     options_deadliness,
1468     &custom_element.deadliness,
1469     "deadly when", NULL,                "deadliness of element"
1470   },
1471   {
1472     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1473     GADGET_ID_CUSTOM_CONSISTENCY,       GADGET_ID_NONE,
1474     -1,
1475     options_consistency,
1476     &custom_element.consistency,
1477     NULL, NULL,                         "consistency/destructibility"
1478   },
1479
1480   /* ---------- element settings: advanced (custom elements) --------------- */
1481
1482   {
1483     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1484     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1485     -1,
1486     options_time_units,
1487     &custom_element_change.delay_frames,
1488     "delay time given in", NULL,        "delay time units for change"
1489   },
1490   {
1491     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1492     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1493     -1,
1494     options_change_direct_action,
1495     &custom_element_change.direct_action,
1496     NULL, NULL,                         "type of direct action"
1497   },
1498   {
1499     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1500     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1501     -1,
1502     options_change_other_action,
1503     &custom_element_change.other_action,
1504     NULL, "element:",                   "type of other element action"
1505   },
1506   {
1507     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1508     GADGET_ID_CHANGE_SIDES,             GADGET_ID_NONE,
1509     -1,
1510     options_change_sides,
1511     &custom_element_change.sides,
1512     "... at", NULL,                     "element side that causes change"
1513   },
1514   {
1515     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(9),
1516     GADGET_ID_CHANGE_POWER,             GADGET_ID_NONE,
1517     -1,
1518     options_change_power,
1519     &custom_element_change.power,
1520     "replace when", NULL,               "which elements can be replaced"
1521   },
1522   {
1523     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(13),
1524     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1525     3,
1526     options_change_page,
1527     &custom_element.current_change_page,
1528     NULL, NULL,                         "element change page"
1529   },
1530
1531   /* ---------- element settings: configure (group elements) --------------- */
1532
1533   {
1534     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1535     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1536     -1,
1537     options_group_choice_mode,
1538     &group_element_info.choice_mode,
1539     "choice type:", NULL,               "type of group element choice"
1540   },
1541 };
1542
1543 static struct
1544 {
1545   int x, y;
1546   int gadget_id;
1547   int gadget_id_align;
1548   int size;
1549   char *text;
1550   char *text_left, *text_right, *infotext;
1551 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1552 {
1553 #if 1
1554   {
1555     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1556     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1557     8,                                  "Info",
1558     NULL, NULL,                         "Show information about element"
1559   },
1560   {
1561     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1562     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1563     8,                                  "Config",
1564     NULL, NULL,                         "Configure element properties"
1565   },
1566   {
1567     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1568     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1569     8,                                  "Config 1",
1570     NULL, NULL,                         "Configure custom element properties"
1571   },
1572   {
1573     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1574     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1575     8,                                  "Config 2",
1576     NULL, NULL,                         "Configure custom element properties"
1577   },
1578   {
1579     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1580     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1581     8,                                  "Change",
1582     NULL, NULL,                         "Custom element change configuration"
1583   },
1584 #else
1585   {
1586     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1587     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1588     11,                                 "Information",
1589     NULL, NULL,                         "Show information about element"
1590   },
1591   {
1592     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1593     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1594     11,                                 "Configure",
1595     NULL, NULL,                         "Configure element properties"
1596   },
1597   {
1598     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1599     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1600     11,                                 "Advanced",
1601     NULL, NULL,                         "Advanced element configuration"
1602   },
1603 #endif
1604   {
1605     -1,                                 ED_SETTINGS_YPOS(2),
1606     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1607     -1,                                 "Save",
1608     " ", "As Template",                 "Save current settings as new template"
1609   },
1610   {
1611     -1,                                 ED_SETTINGS_YPOS(13),
1612     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_NEXT_CHANGE_PAGE,
1613     -1,                                 "New",
1614     " ", NULL,                          "Add new change page"
1615   },
1616   {
1617     -1,                                 ED_SETTINGS_YPOS(13),
1618     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1619     -1,                                 "Delete",
1620     NULL, NULL,                         "Delete current change page"
1621   },
1622 };
1623
1624 static struct
1625 {
1626   int gd_x, gd_y;
1627   int x, y;
1628   int width, height;
1629   int gadget_id;
1630   int gadget_id_align;
1631   char *text_left, *text_right, *infotext;
1632 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1633 {
1634   {
1635     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1636     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
1637     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1638     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1639     NULL, NULL,                         "select previous change page"
1640   },
1641   {
1642     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1643     -1,                                 ED_SETTINGS_YPOS(13),
1644     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1645     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1646     NULL, "change page",                "select next change page"
1647   },
1648 };
1649
1650 static struct
1651 {
1652   int gd_x, gd_y;
1653   int x, y;
1654   int gadget_id;
1655   char *infotext;
1656 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1657 {
1658   {
1659     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1660     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1661     GADGET_ID_SCROLL_UP,
1662     "scroll level editing area up"
1663   },
1664   {
1665     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1666     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1667     GADGET_ID_SCROLL_DOWN,
1668     "scroll level editing area down"
1669   },
1670   {
1671     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1672     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1673     GADGET_ID_SCROLL_LEFT,
1674     "scroll level editing area left"
1675   },
1676   {
1677     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1678     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1679     GADGET_ID_SCROLL_RIGHT,
1680     "scroll level editing area right"
1681   },
1682   {
1683     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1684     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1685     GADGET_ID_SCROLL_LIST_UP,
1686     "scroll element list up ('Page Up')"
1687   },
1688   {
1689     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1690     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1691     GADGET_ID_SCROLL_LIST_DOWN,
1692     "scroll element list down ('Page Down')"
1693   },
1694 };
1695
1696 static struct
1697 {
1698   int gd_x, gd_y;
1699   int x, y;
1700   int width, height;
1701   int type;
1702   int gadget_id;
1703   char *infotext;
1704 } scrollbar_info[ED_NUM_SCROLLBARS] =
1705 {
1706   {
1707     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1708     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1709     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1710     GD_TYPE_SCROLLBAR_HORIZONTAL,
1711     GADGET_ID_SCROLL_HORIZONTAL,
1712     "scroll level editing area horizontally"
1713   },
1714   {
1715     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1716     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1717     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1718     GD_TYPE_SCROLLBAR_VERTICAL,
1719     GADGET_ID_SCROLL_VERTICAL,
1720     "scroll level editing area vertically"
1721   },
1722   {
1723     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1724     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1725     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1726     GD_TYPE_SCROLLBAR_VERTICAL,
1727     GADGET_ID_SCROLL_LIST_VERTICAL,
1728     "scroll element list vertically"
1729   }
1730 };
1731
1732 static struct
1733 {
1734   int x, y;
1735   int gadget_id;
1736   int gadget_id_align;
1737   int radio_button_nr;
1738   int *value;
1739   int checked_value;
1740   char *text_left, *text_right, *infotext;
1741 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1742 {
1743   {
1744     -1,                                 ED_COUNTER2_YPOS(8),
1745     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1746     RADIO_NR_RANDOM_ELEMENTS,
1747     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1748     " ", "percentage",                  "use percentage for random elements"
1749   },
1750   {
1751     -1,                                 ED_COUNTER2_YPOS(8),
1752     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1753     RADIO_NR_RANDOM_ELEMENTS,
1754     &random_placement_method,           RANDOM_USE_QUANTITY,
1755     " ", "quantity",                    "use quantity for random elements"
1756   }
1757 };
1758
1759 static struct
1760 {
1761   int x, y;
1762   int gadget_id;
1763   int gadget_id_align;
1764   boolean *value;
1765   char *text_left, *text_right, *infotext;
1766 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1767 {
1768   /* ---------- level and editor settings ---------------------------------- */
1769
1770   {
1771     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1772     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1773     &level.double_speed,
1774     NULL, "double speed movement",      "set movement speed of player"
1775   },
1776   {
1777     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1778     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1779     &level.initial_gravity,
1780     " ", "gravity",                     "set level gravity"
1781   },
1782   {
1783     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1784     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1785     &random_placement_background_restricted,
1786     NULL,
1787     "restrict random placement to:",    "set random placement restriction"
1788   },
1789
1790   /* ---------- element settings: configure (various elements) ------------- */
1791
1792   {
1793     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1794     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1795     &stick_element_properties_window,
1796     NULL,
1797     "stick this screen to edit content","stick this screen to edit content"
1798   },
1799   {
1800     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1801     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1802     &level.em_slippery_gems,
1803     NULL,
1804     "slip down from certain flat walls","use EM style slipping behaviour"
1805   },
1806   {
1807     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1808     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1809     &level.use_spring_bug,
1810     NULL,
1811     "use spring pushing bug",           "use odd spring pushing behaviour"
1812   },
1813   {
1814     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1815     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
1816     &level.block_last_field,
1817     NULL,
1818     "block last field when moving",     "player blocks last field when moving"
1819   },
1820   {
1821     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1822     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
1823     &level.sp_block_last_field,
1824     NULL,
1825     "block last field when moving",     "player blocks last field when moving"
1826   },
1827   {
1828     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1829     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
1830     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1831     NULL,
1832     "can move into acid",               "element can move into acid pool"
1833   },
1834
1835   /* ---------- element settings: configure 1 (custom elements) ----------- */
1836
1837   {
1838     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1839     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
1840     &custom_element.use_gfx_element,
1841     NULL, "use graphic of element:",    "use graphic for custom element"
1842   },
1843   {
1844     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1845     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
1846     &level.use_custom_template,
1847     NULL, "use template",               "use template for custom properties"
1848   },
1849   {
1850     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
1851     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
1852     &custom_element_properties[EP_ACCESSIBLE],
1853     NULL, NULL,                         "player can walk to or pass this field"
1854   },
1855   {
1856     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1857     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
1858     &custom_element_properties[EP_WALK_TO_OBJECT],
1859     NULL, NULL,                         "player can dig/collect/push element"
1860   },
1861   {
1862     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
1863     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
1864     &custom_element_properties[EP_CAN_MOVE],
1865     NULL, NULL,                         "element can move in some direction"
1866   },
1867   {
1868     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
1869     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
1870     &custom_element_properties[EP_CAN_FALL],
1871     NULL, "can fall",                   "element can fall down"
1872   },
1873   {
1874     -1,                                 ED_SETTINGS_YPOS(13),
1875     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
1876     &custom_element_properties[EP_CAN_SMASH],
1877     " ", NULL,                          "element can smash other elements"
1878   },
1879   {
1880     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1881     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
1882     &custom_element_properties[EP_SLIPPERY],
1883     NULL, NULL,                         "other elements can fall down from it"
1884   },
1885
1886   /* ---------- element settings: configure 2 (custom elements) ----------- */
1887
1888   {
1889     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1890     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
1891     &custom_element_properties[EP_DEADLY],
1892     NULL, NULL,                         "element can kill the player"
1893   },
1894   {
1895     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1896     GADGET_ID_CUSTOM_EXPLODE_RESULT,    GADGET_ID_NONE,
1897     &custom_element_properties[EP_EXPLODE_RESULT],
1898     NULL, NULL,                         "set consistency/destructibility"
1899   },
1900   {
1901     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1902     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
1903     &custom_element.can_explode_by_fire,
1904     NULL, "by fire",                    "element can explode by fire/explosion"
1905   },
1906   {
1907     -1,                                 ED_SETTINGS_YPOS(3),
1908     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
1909     &custom_element.can_explode_smashed,
1910     " ", "smashed",                     "element can explode when smashed"
1911   },
1912   {
1913     -1,                                 ED_SETTINGS_YPOS(3),
1914     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
1915     &custom_element.can_explode_impact,
1916     " ", "impact",                      "element can explode on impact"
1917   },
1918
1919   /* ---------- element settings: advanced (custom elements) --------------- */
1920
1921   {
1922     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1923     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
1924     &custom_element_change.can_change,
1925     NULL, "element changes to:",        "element can change to other element"
1926   },
1927   {
1928     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1929     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
1930     &custom_element_change_events[CE_DELAY],
1931     NULL, NULL,                         "element changes after delay"
1932   },
1933   {
1934     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1935     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
1936     &custom_element_change_events[CE_BY_DIRECT_ACTION],
1937     NULL, NULL,                         "element changes by direct action"
1938   },
1939   {
1940     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1941     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
1942     &custom_element_change_events[CE_BY_OTHER_ACTION],
1943     NULL, NULL,                         "element changes by other element"
1944   },
1945   {
1946     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
1947     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
1948     &custom_element_change.explode,
1949     NULL, "explode instead of change",  "element explodes instead of change"
1950   },
1951   {
1952     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1953     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
1954     &custom_element_change.use_content,
1955     NULL, "use extended change target:","element changes to more elements"
1956   },
1957   {
1958     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1959     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
1960     &custom_element_change.only_complete,
1961     NULL, "replace all or nothing",     "only replace when all can be changed"
1962   },
1963   {
1964     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
1965     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
1966     &custom_element_change.use_random_change,
1967     NULL, NULL,                         "use percentage for random replace"
1968   },
1969 };
1970
1971 static struct
1972 {
1973   int x, y;
1974   int area_xsize, area_ysize;
1975   int gadget_id;
1976   int gadget_id_align;
1977   char *text_left, *text_right, *text_below;
1978 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
1979 {
1980   /* ---------- level playfield content ------------------------------------ */
1981
1982   {
1983     0, 0,
1984     MAX_ED_FIELDX, MAX_ED_FIELDY,
1985     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
1986     NULL, NULL,                         NULL
1987   },
1988
1989   /* ---------- yam yam content -------------------------------------------- */
1990
1991   {
1992     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
1993     3, 3,
1994     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
1995     NULL, NULL,                         "1"
1996   },
1997   {
1998     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
1999     3, 3,
2000     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2001     NULL, NULL,                         "2"
2002   },
2003   {
2004     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2005     3, 3,
2006     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2007     NULL, NULL,                         "3"
2008   },
2009   {
2010     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2011     3, 3,
2012     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2013     NULL, NULL,                         "4"
2014   },
2015   {
2016     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2017     3, 3,
2018     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2019     NULL, NULL,                         "5"
2020   },
2021   {
2022     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2023     3, 3,
2024     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2025     NULL, NULL,                         "6"
2026   },
2027   {
2028     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2029     3, 3,
2030     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2031     NULL, NULL,                         "7"
2032   },
2033   {
2034     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2035     3, 3,
2036     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2037     NULL, NULL,                         "8"
2038   },
2039
2040   /* ---------- amoeba content --------------------------------------------- */
2041
2042   {
2043     ED_AREA_AMOEBA_CONTENT_XPOS,        ED_AREA_AMOEBA_CONTENT_YPOS,
2044     1, 1,
2045     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2046     "content:", NULL,                   NULL
2047   },
2048
2049   /* ---------- custom graphic --------------------------------------------- */
2050
2051   {
2052     -1,                                 ED_AREA_ELEM_CONTENT3_YPOS,
2053     1, 1,
2054     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2055     NULL, NULL,                         NULL
2056   },
2057
2058   /* ---------- custom content (when exploding) ---------------------------- */
2059
2060   {
2061     ED_AREA_ELEM_CONTENT4_XPOS,         ED_AREA_ELEM_CONTENT4_YPOS,
2062     3, 3,
2063     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2064     "content:", NULL,                   NULL
2065   },
2066
2067   /* ---------- custom enter and leave element (when moving) --------------- */
2068
2069   {
2070     ED_SETTINGS_XPOS(1),                ED_AREA_ELEM_CONTENT4a_YPOS,
2071     1, 1,
2072     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2073     "can dig:", " ",                    NULL
2074   },
2075   {
2076     -1,                                 ED_AREA_ELEM_CONTENT4b_YPOS,
2077     1, 1,
2078     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2079     NULL, NULL,                         NULL
2080   },
2081
2082   /* ---------- custom change target --------------------------------------- */
2083
2084   {
2085     -1,                                 ED_AREA_ELEM_CONTENT2_YPOS,
2086     1, 1,
2087     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2088     NULL, "after/when:",                NULL
2089   },
2090
2091   /* ---------- custom change content (extended change target) ------------- */
2092
2093   {
2094     ED_AREA_ELEM_CONTENT6_XPOS,         ED_AREA_ELEM_CONTENT6_YPOS,
2095     3, 3,
2096     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2097     NULL, NULL,                         NULL
2098   },
2099
2100   /* ---------- custom change trigger (element causing change) ------------- */
2101
2102   {
2103     -1,                                 ED_AREA_ELEM_CONTENT5_YPOS,
2104     1, 1,
2105     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2106     NULL, NULL,                         NULL
2107   },
2108
2109   /* ---------- group element content -------------------------------------- */
2110
2111   {
2112     ED_AREA_GROUP_CONTENT_XPOS,         ED_AREA_GROUP_CONTENT_YPOS,
2113     MAX_ELEMENTS_IN_GROUP, 1,
2114     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2115     "content:", NULL,                   NULL
2116   },
2117
2118   /* ---------- random background (for random painting) -------------------- */
2119
2120   {
2121     -1,                                 ED_AREA_RANDOM_BACKGROUND_YPOS,
2122     1, 1,
2123     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2124     NULL, NULL,                         NULL
2125   },
2126 };
2127
2128
2129 /*
2130   -----------------------------------------------------------------------------
2131   some internally used variables
2132   -----------------------------------------------------------------------------
2133 */
2134
2135 /* actual size of level editor drawing area */
2136 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2137
2138 /* actual position of level editor drawing area in level playfield */
2139 static int level_xpos = -1, level_ypos = -1;
2140
2141 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2142
2143 /* drawing elements on the three mouse buttons */
2144 static int new_element1 = EL_WALL;
2145 static int new_element2 = EL_EMPTY;
2146 static int new_element3 = EL_SAND;
2147
2148 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2149                                 (button) == 2 ? new_element2 : \
2150                                 (button) == 3 ? new_element3 : EL_EMPTY)
2151 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2152
2153 /* forward declaration for internal use */
2154 static void ModifyEditorCounter(int, int);
2155 static void ModifyEditorCounterLimits(int, int, int);
2156 static void ModifyEditorSelectbox(int, int);
2157 static void ModifyEditorDrawingArea(int, int, int);
2158 static void ModifyEditorElementList();
2159 static void RedrawDrawingElements();
2160 static void DrawDrawingWindow();
2161 static void DrawLevelInfoWindow();
2162 static void DrawPropertiesWindow();
2163 static void UpdateCustomElementGraphicGadgets();
2164 static boolean checkPropertiesConfig(int);
2165 static void CopyLevelToUndoBuffer(int);
2166 static void HandleDrawingAreas(struct GadgetInfo *);
2167 static void HandleCounterButtons(struct GadgetInfo *);
2168 static void HandleTextInputGadgets(struct GadgetInfo *);
2169 static void HandleTextAreaGadgets(struct GadgetInfo *);
2170 static void HandleSelectboxGadgets(struct GadgetInfo *);
2171 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2172 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2173 static void HandleRadiobuttons(struct GadgetInfo *);
2174 static void HandleCheckbuttons(struct GadgetInfo *);
2175 static void HandleControlButtons(struct GadgetInfo *);
2176 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2177
2178 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2179 static int right_gadget_border[NUM_EDITOR_GADGETS];
2180
2181 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2182 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2183 static boolean draw_with_brush = FALSE;
2184 static int properties_element = 0;
2185
2186 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2187 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2188 static int undo_buffer_position = 0;
2189 static int undo_buffer_steps = 0;
2190
2191 static int edit_mode;
2192 static int edit_mode_properties;
2193
2194 static int element_shift = 0;
2195
2196 static int editor_hl_boulderdash[] =
2197 {
2198   EL_CHAR('B'),
2199   EL_CHAR('O'),
2200   EL_CHAR('U'),
2201   EL_CHAR('L'),
2202
2203   EL_CHAR('-'),
2204   EL_CHAR('D'),
2205   EL_CHAR('E'),
2206   EL_CHAR('R'),
2207
2208   EL_CHAR('D'),
2209   EL_CHAR('A'),
2210   EL_CHAR('S'),
2211   EL_CHAR('H'),
2212 };
2213
2214 static int editor_el_boulderdash[] =
2215 {
2216   EL_PLAYER_1,
2217   EL_EMPTY,
2218   EL_SAND,
2219   EL_STEELWALL,
2220
2221   EL_BD_WALL,
2222   EL_BD_MAGIC_WALL,
2223   EL_EXIT_CLOSED,
2224   EL_EXIT_OPEN,
2225
2226   EL_BD_DIAMOND,
2227   EL_BD_BUTTERFLY_UP,
2228   EL_BD_FIREFLY_UP,
2229   EL_BD_ROCK,
2230
2231   EL_BD_BUTTERFLY_LEFT,
2232   EL_BD_FIREFLY_LEFT,
2233   EL_BD_BUTTERFLY_RIGHT,
2234   EL_BD_FIREFLY_RIGHT,
2235
2236   EL_BD_AMOEBA,
2237   EL_BD_BUTTERFLY_DOWN,
2238   EL_BD_FIREFLY_DOWN,
2239   EL_EMPTY,
2240 };
2241 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2242 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2243 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2244 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2245
2246 static int editor_hl_emerald_mine[] =
2247 {
2248   EL_CHAR('E'),
2249   EL_CHAR('M'),
2250   EL_CHAR('E'),
2251   EL_CHAR('-'),
2252
2253   EL_CHAR('R'),
2254   EL_CHAR('A'),
2255   EL_CHAR('L'),
2256   EL_CHAR('D'),
2257
2258   EL_CHAR('M'),
2259   EL_CHAR('I'),
2260   EL_CHAR('N'),
2261   EL_CHAR('E'),
2262 };
2263
2264 static int editor_el_emerald_mine[] =
2265 {
2266   EL_PLAYER_1,
2267   EL_PLAYER_2,
2268   EL_PLAYER_3,
2269   EL_PLAYER_4,
2270
2271   EL_PLAYER_1,
2272   EL_EMPTY,
2273   EL_SAND,
2274   EL_ROCK,
2275
2276   EL_STEELWALL,
2277   EL_WALL,
2278   EL_WALL_SLIPPERY,
2279   EL_MAGIC_WALL,
2280
2281   EL_EMERALD,
2282   EL_DIAMOND,
2283   EL_NUT,
2284   EL_BOMB,
2285
2286   EL_WALL_EMERALD,
2287   EL_WALL_DIAMOND,
2288   EL_QUICKSAND_EMPTY,
2289   EL_QUICKSAND_FULL,
2290
2291   EL_DYNAMITE,
2292   EL_DYNAMITE_ACTIVE,
2293   EL_EXIT_CLOSED,
2294   EL_EXIT_OPEN,
2295
2296   EL_YAMYAM,
2297   EL_BUG_UP,
2298   EL_SPACESHIP_UP,
2299   EL_ROBOT,
2300
2301   EL_BUG_LEFT,
2302   EL_SPACESHIP_LEFT,
2303   EL_BUG_RIGHT,
2304   EL_SPACESHIP_RIGHT,
2305
2306   EL_ROBOT_WHEEL,
2307   EL_BUG_DOWN,
2308   EL_SPACESHIP_DOWN,
2309   EL_INVISIBLE_WALL,
2310
2311   EL_ACID_POOL_TOPLEFT,
2312   EL_ACID,
2313   EL_ACID_POOL_TOPRIGHT,
2314   EL_EMPTY,
2315
2316   EL_ACID_POOL_BOTTOMLEFT,
2317   EL_ACID_POOL_BOTTOM,
2318   EL_ACID_POOL_BOTTOMRIGHT,
2319   EL_EMPTY,
2320
2321   EL_AMOEBA_DROP,
2322   EL_AMOEBA_DEAD,
2323   EL_AMOEBA_WET,
2324   EL_AMOEBA_DRY,
2325
2326 #if 1
2327   EL_EM_KEY_1,
2328   EL_EM_KEY_2,
2329   EL_EM_KEY_3,
2330   EL_EM_KEY_4,
2331 #else
2332   EL_EM_KEY_1_FILE,
2333   EL_EM_KEY_2_FILE,
2334   EL_EM_KEY_3_FILE,
2335   EL_EM_KEY_4_FILE,
2336 #endif
2337
2338   EL_EM_GATE_1,
2339   EL_EM_GATE_2,
2340   EL_EM_GATE_3,
2341   EL_EM_GATE_4,
2342
2343   EL_EM_GATE_1_GRAY,
2344   EL_EM_GATE_2_GRAY,
2345   EL_EM_GATE_3_GRAY,
2346   EL_EM_GATE_4_GRAY,
2347 };
2348 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2349 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2350 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2351 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2352
2353 static int editor_hl_more[] =
2354 {
2355   EL_CHAR('M'),
2356   EL_CHAR('O'),
2357   EL_CHAR('R'),
2358   EL_CHAR('E'),
2359 };
2360
2361 static int editor_el_more[] =
2362 {
2363   EL_KEY_1,
2364   EL_KEY_2,
2365   EL_KEY_3,
2366   EL_KEY_4,
2367
2368   EL_GATE_1,
2369   EL_GATE_2,
2370   EL_GATE_3,
2371   EL_GATE_4,
2372
2373   EL_GATE_1_GRAY,
2374   EL_GATE_2_GRAY,
2375   EL_GATE_3_GRAY,
2376   EL_GATE_4_GRAY,
2377
2378   EL_ARROW_LEFT,
2379   EL_ARROW_RIGHT,
2380   EL_ARROW_UP,
2381   EL_ARROW_DOWN,
2382
2383   EL_AMOEBA_FULL,
2384   EL_EMERALD_YELLOW,
2385   EL_EMERALD_RED,
2386   EL_EMERALD_PURPLE,
2387
2388   EL_WALL_BD_DIAMOND,
2389   EL_WALL_EMERALD_YELLOW,
2390   EL_WALL_EMERALD_RED,
2391   EL_WALL_EMERALD_PURPLE,
2392
2393   EL_GAME_OF_LIFE,
2394   EL_PACMAN_UP,
2395   EL_TIME_ORB_FULL,
2396   EL_TIME_ORB_EMPTY,
2397
2398   EL_PACMAN_LEFT,
2399   EL_DARK_YAMYAM,
2400   EL_PACMAN_RIGHT,
2401   EL_EXPANDABLE_WALL,
2402
2403   EL_BIOMAZE,
2404   EL_PACMAN_DOWN,
2405   EL_LAMP,
2406   EL_LAMP_ACTIVE,
2407
2408   EL_DYNABOMB_INCREASE_NUMBER,
2409   EL_DYNABOMB_INCREASE_SIZE,
2410   EL_DYNABOMB_INCREASE_POWER,
2411   EL_STONEBLOCK,
2412
2413   EL_MOLE,
2414   EL_PENGUIN,
2415   EL_PIG,
2416   EL_DRAGON,
2417
2418   EL_BUG,
2419   EL_MOLE_UP,
2420   EL_BD_BUTTERFLY,
2421   EL_BD_FIREFLY,
2422
2423   EL_MOLE_LEFT,
2424   EL_EMPTY,
2425   EL_MOLE_RIGHT,
2426   EL_PACMAN,
2427
2428   EL_SPACESHIP,
2429   EL_MOLE_DOWN,
2430   EL_BALLOON,
2431   EL_BALLOON_SWITCH_ANY,
2432
2433   EL_BALLOON_SWITCH_LEFT,
2434   EL_BALLOON_SWITCH_RIGHT,
2435   EL_BALLOON_SWITCH_UP,
2436   EL_BALLOON_SWITCH_DOWN,
2437
2438   EL_SATELLITE,
2439   EL_EXPANDABLE_WALL_HORIZONTAL,
2440   EL_EXPANDABLE_WALL_VERTICAL,
2441   EL_EXPANDABLE_WALL_ANY,
2442
2443   EL_INVISIBLE_STEELWALL,
2444   EL_INVISIBLE_WALL,
2445   EL_SPEED_PILL,
2446   EL_BLACK_ORB,
2447
2448   EL_EMC_STEELWALL_1,
2449   EL_EMC_WALL_1,
2450   EL_EMC_WALL_2,
2451   EL_EMC_WALL_3,
2452
2453   EL_EMC_WALL_4,
2454   EL_EMC_WALL_5,
2455   EL_EMC_WALL_6,
2456   EL_EMC_WALL_7,
2457 };
2458 static int *editor_hl_more_ptr = editor_hl_more;
2459 static int *editor_el_more_ptr = editor_el_more;
2460 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2461 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2462
2463 static int editor_hl_sokoban[] =
2464 {
2465   EL_CHAR('S'),
2466   EL_CHAR('O'),
2467   EL_CHAR('K'),
2468   EL_CHAR('O'),
2469
2470   EL_CHAR('-'),
2471   EL_CHAR('B'),
2472   EL_CHAR('A'),
2473   EL_CHAR('N'),
2474 };
2475
2476 static int editor_el_sokoban[] =
2477 {
2478   EL_SOKOBAN_OBJECT,
2479   EL_SOKOBAN_FIELD_EMPTY,
2480   EL_SOKOBAN_FIELD_FULL,
2481   EL_SOKOBAN_FIELD_PLAYER,
2482 };
2483 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2484 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2485 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2486 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2487
2488 static int editor_hl_supaplex[] =
2489 {
2490   EL_CHAR('S'),
2491   EL_CHAR('U'),
2492   EL_CHAR('P'),
2493   EL_CHAR('A'),
2494
2495   EL_CHAR('P'),
2496   EL_CHAR('L'),
2497   EL_CHAR('E'),
2498   EL_CHAR('X'),
2499 };
2500
2501 static int editor_el_supaplex[] =
2502 {
2503 #if 1
2504   EL_EMPTY,
2505 #else
2506   EL_SP_EMPTY,
2507 #endif
2508   EL_SP_ZONK,
2509   EL_SP_BASE,
2510   EL_SP_MURPHY,
2511
2512   EL_SP_INFOTRON,
2513   EL_SP_CHIP_SINGLE,
2514   EL_SP_HARDWARE_GRAY,
2515   EL_SP_EXIT_CLOSED,
2516
2517   EL_SP_DISK_ORANGE,
2518   EL_SP_PORT_RIGHT,
2519   EL_SP_PORT_DOWN,
2520   EL_SP_PORT_LEFT,
2521
2522   EL_SP_PORT_UP,
2523   EL_SP_GRAVITY_PORT_RIGHT,
2524   EL_SP_GRAVITY_PORT_DOWN,
2525   EL_SP_GRAVITY_PORT_LEFT,
2526
2527   EL_SP_GRAVITY_PORT_UP,
2528   EL_SP_SNIKSNAK,
2529   EL_SP_DISK_YELLOW,
2530   EL_SP_TERMINAL,
2531
2532   EL_SP_DISK_RED,
2533   EL_SP_PORT_VERTICAL,
2534   EL_SP_PORT_HORIZONTAL,
2535   EL_SP_PORT_ANY,
2536
2537   EL_SP_ELECTRON,
2538   EL_SP_BUGGY_BASE,
2539   EL_SP_CHIP_LEFT,
2540   EL_SP_CHIP_RIGHT,
2541
2542   EL_SP_HARDWARE_BASE_1,
2543   EL_SP_HARDWARE_GREEN,
2544   EL_SP_HARDWARE_BLUE,
2545   EL_SP_HARDWARE_RED,
2546
2547   EL_SP_HARDWARE_YELLOW,
2548   EL_SP_HARDWARE_BASE_2,
2549   EL_SP_HARDWARE_BASE_3,
2550   EL_SP_HARDWARE_BASE_4,
2551
2552   EL_SP_HARDWARE_BASE_5,
2553   EL_SP_HARDWARE_BASE_6,
2554   EL_SP_CHIP_TOP,
2555   EL_SP_CHIP_BOTTOM,
2556 };
2557 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2558 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2559 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2560 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2561
2562 static int editor_hl_diamond_caves[] =
2563 {
2564   EL_CHAR('D'),
2565   EL_CHAR('I'),
2566   EL_CHAR('A'),
2567   EL_CHAR('-'),
2568
2569   EL_CHAR('M'),
2570   EL_CHAR('O'),
2571   EL_CHAR('N'),
2572   EL_CHAR('D'),
2573
2574   EL_CHAR('C'),
2575   EL_CHAR('A'),
2576   EL_CHAR('V'),
2577   EL_CHAR('E'),
2578
2579   EL_CHAR('S'),
2580   EL_CHAR(' '),
2581   EL_CHAR('I'),
2582   EL_CHAR('I'),
2583 };
2584
2585 static int editor_el_diamond_caves[] =
2586 {
2587   EL_PEARL,
2588   EL_CRYSTAL,
2589   EL_WALL_PEARL,
2590   EL_WALL_CRYSTAL,
2591
2592   EL_CONVEYOR_BELT_1_LEFT,
2593   EL_CONVEYOR_BELT_1_MIDDLE,
2594   EL_CONVEYOR_BELT_1_RIGHT,
2595   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2596
2597   EL_CONVEYOR_BELT_2_LEFT,
2598   EL_CONVEYOR_BELT_2_MIDDLE,
2599   EL_CONVEYOR_BELT_2_RIGHT,
2600   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2601
2602   EL_CONVEYOR_BELT_3_LEFT,
2603   EL_CONVEYOR_BELT_3_MIDDLE,
2604   EL_CONVEYOR_BELT_3_RIGHT,
2605   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2606
2607   EL_CONVEYOR_BELT_4_LEFT,
2608   EL_CONVEYOR_BELT_4_MIDDLE,
2609   EL_CONVEYOR_BELT_4_RIGHT,
2610   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2611
2612   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2613   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2614   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2615   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2616
2617   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2618   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2619   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2620   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2621
2622   EL_SWITCHGATE_OPEN,
2623   EL_SWITCHGATE_CLOSED,
2624   EL_SWITCHGATE_SWITCH_UP,
2625   EL_EMPTY,
2626
2627   EL_ENVELOPE_1,
2628   EL_ENVELOPE_2,
2629   EL_ENVELOPE_3,
2630   EL_ENVELOPE_4,
2631
2632   EL_TIMEGATE_CLOSED,
2633   EL_TIMEGATE_OPEN,
2634   EL_TIMEGATE_SWITCH,
2635   EL_EMPTY,
2636
2637   EL_LANDMINE,
2638   EL_INVISIBLE_SAND,
2639   EL_STEELWALL_SLIPPERY,
2640   EL_EMPTY,
2641
2642   EL_SIGN_EXCLAMATION,
2643   EL_SIGN_STOP,
2644   EL_LIGHT_SWITCH,
2645   EL_LIGHT_SWITCH_ACTIVE,
2646
2647   EL_SHIELD_NORMAL,
2648   EL_SHIELD_DEADLY,
2649   EL_EXTRA_TIME,
2650   EL_EMPTY,
2651 };
2652 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2653 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2654 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2655 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2656
2657 static int editor_hl_dx_boulderdash[] =
2658 {
2659   EL_CHAR('D'),
2660   EL_CHAR('X'),
2661   EL_CHAR('-'),
2662   EL_CHAR(' '),
2663
2664   EL_CHAR('B'),
2665   EL_CHAR('O'),
2666   EL_CHAR('U'),
2667   EL_CHAR('L'),
2668
2669   EL_CHAR('-'),
2670   EL_CHAR('D'),
2671   EL_CHAR('E'),
2672   EL_CHAR('R'),
2673
2674   EL_CHAR('D'),
2675   EL_CHAR('A'),
2676   EL_CHAR('S'),
2677   EL_CHAR('H'),
2678 };
2679
2680 static int editor_el_dx_boulderdash[] =
2681 {
2682   EL_SPRING,
2683   EL_TUBE_RIGHT_DOWN,
2684   EL_TUBE_HORIZONTAL_DOWN,
2685   EL_TUBE_LEFT_DOWN,
2686
2687   EL_TUBE_HORIZONTAL,
2688   EL_TUBE_VERTICAL_RIGHT,
2689   EL_TUBE_ANY,
2690   EL_TUBE_VERTICAL_LEFT,
2691
2692   EL_TUBE_VERTICAL,
2693   EL_TUBE_RIGHT_UP,
2694   EL_TUBE_HORIZONTAL_UP,
2695   EL_TUBE_LEFT_UP,
2696
2697   EL_TRAP,
2698   EL_DX_SUPABOMB,
2699   EL_EMPTY,
2700   EL_EMPTY
2701 };
2702 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2703 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2704 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2705 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2706
2707 static int editor_hl_chars[] =
2708 {
2709   EL_CHAR('T'),
2710   EL_CHAR('E'),
2711   EL_CHAR('X'),
2712   EL_CHAR('T'),
2713 };
2714
2715 static int editor_el_chars[] =
2716 {
2717   EL_CHAR(' '),
2718   EL_CHAR('!'),
2719   EL_CHAR('"'),
2720   EL_CHAR('#'),
2721
2722   EL_CHAR('$'),
2723   EL_CHAR('%'),
2724   EL_CHAR('&'),
2725   EL_CHAR('\''),
2726
2727   EL_CHAR('('),
2728   EL_CHAR(')'),
2729   EL_CHAR('*'),
2730   EL_CHAR('+'),
2731
2732   EL_CHAR(','),
2733   EL_CHAR('-'),
2734   EL_CHAR('.'),
2735   EL_CHAR('/'),
2736
2737   EL_CHAR('0'),
2738   EL_CHAR('1'),
2739   EL_CHAR('2'),
2740   EL_CHAR('3'),
2741
2742   EL_CHAR('4'),
2743   EL_CHAR('5'),
2744   EL_CHAR('6'),
2745   EL_CHAR('7'),
2746
2747   EL_CHAR('8'),
2748   EL_CHAR('9'),
2749   EL_CHAR(':'),
2750   EL_CHAR(';'),
2751
2752   EL_CHAR('<'),
2753   EL_CHAR('='),
2754   EL_CHAR('>'),
2755   EL_CHAR('?'),
2756
2757   EL_CHAR('@'),
2758   EL_CHAR('A'),
2759   EL_CHAR('B'),
2760   EL_CHAR('C'),
2761
2762   EL_CHAR('D'),
2763   EL_CHAR('E'),
2764   EL_CHAR('F'),
2765   EL_CHAR('G'),
2766
2767   EL_CHAR('H'),
2768   EL_CHAR('I'),
2769   EL_CHAR('J'),
2770   EL_CHAR('K'),
2771
2772   EL_CHAR('L'),
2773   EL_CHAR('M'),
2774   EL_CHAR('N'),
2775   EL_CHAR('O'),
2776
2777   EL_CHAR('P'),
2778   EL_CHAR('Q'),
2779   EL_CHAR('R'),
2780   EL_CHAR('S'),
2781
2782   EL_CHAR('T'),
2783   EL_CHAR('U'),
2784   EL_CHAR('V'),
2785   EL_CHAR('W'),
2786
2787   EL_CHAR('X'),
2788   EL_CHAR('Y'),
2789   EL_CHAR('Z'),
2790   EL_CHAR('['),
2791
2792   EL_CHAR('\\'),
2793   EL_CHAR(']'),
2794   EL_CHAR('^'),
2795   EL_CHAR('_'),
2796
2797   EL_CHAR('©'),
2798   EL_CHAR('Ä'),
2799   EL_CHAR('Ö'),
2800   EL_CHAR('Ü'),
2801
2802   EL_CHAR('°'),
2803   EL_CHAR('®'),
2804   EL_CHAR(FONT_ASCII_CURSOR),
2805   EL_CHAR(' ')
2806 };
2807 static int *editor_hl_chars_ptr = editor_hl_chars;
2808 static int *editor_el_chars_ptr = editor_el_chars;
2809 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2810 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2811
2812 static int editor_hl_custom[] =
2813 {
2814   EL_CHAR('C'),
2815   EL_CHAR('U'),
2816   EL_CHAR('S'),
2817   EL_CHAR('-'),
2818
2819   EL_CHAR('T'),
2820   EL_CHAR('O'),
2821   EL_CHAR('M'),
2822   EL_CHAR(' '),
2823
2824   EL_CHAR('E'),
2825   EL_CHAR('L'),
2826   EL_CHAR('E'),
2827   EL_CHAR('M'),
2828
2829   EL_CHAR('E'),
2830   EL_CHAR('N'),
2831   EL_CHAR('T'),
2832   EL_CHAR('S'),
2833 };
2834
2835 static int editor_el_custom[] =
2836 {
2837   EL_CUSTOM_START + 0,
2838   EL_CUSTOM_START + 1,
2839   EL_CUSTOM_START + 2,
2840   EL_CUSTOM_START + 3,
2841
2842   EL_CUSTOM_START + 4,
2843   EL_CUSTOM_START + 5,
2844   EL_CUSTOM_START + 6,
2845   EL_CUSTOM_START + 7,
2846
2847   EL_CUSTOM_START + 8,
2848   EL_CUSTOM_START + 9,
2849   EL_CUSTOM_START + 10,
2850   EL_CUSTOM_START + 11,
2851
2852   EL_CUSTOM_START + 12,
2853   EL_CUSTOM_START + 13,
2854   EL_CUSTOM_START + 14,
2855   EL_CUSTOM_START + 15,
2856
2857   EL_CUSTOM_START + 16,
2858   EL_CUSTOM_START + 17,
2859   EL_CUSTOM_START + 18,
2860   EL_CUSTOM_START + 19,
2861
2862   EL_CUSTOM_START + 20,
2863   EL_CUSTOM_START + 21,
2864   EL_CUSTOM_START + 22,
2865   EL_CUSTOM_START + 23,
2866
2867   EL_CUSTOM_START + 24,
2868   EL_CUSTOM_START + 25,
2869   EL_CUSTOM_START + 26,
2870   EL_CUSTOM_START + 27,
2871
2872   EL_CUSTOM_START + 28,
2873   EL_CUSTOM_START + 29,
2874   EL_CUSTOM_START + 30,
2875   EL_CUSTOM_START + 31,
2876
2877   EL_CUSTOM_START + 32,
2878   EL_CUSTOM_START + 33,
2879   EL_CUSTOM_START + 34,
2880   EL_CUSTOM_START + 35,
2881
2882   EL_CUSTOM_START + 36,
2883   EL_CUSTOM_START + 37,
2884   EL_CUSTOM_START + 38,
2885   EL_CUSTOM_START + 39,
2886
2887   EL_CUSTOM_START + 40,
2888   EL_CUSTOM_START + 41,
2889   EL_CUSTOM_START + 42,
2890   EL_CUSTOM_START + 43,
2891
2892   EL_CUSTOM_START + 44,
2893   EL_CUSTOM_START + 45,
2894   EL_CUSTOM_START + 46,
2895   EL_CUSTOM_START + 47,
2896
2897   EL_CUSTOM_START + 48,
2898   EL_CUSTOM_START + 49,
2899   EL_CUSTOM_START + 50,
2900   EL_CUSTOM_START + 51,
2901
2902   EL_CUSTOM_START + 52,
2903   EL_CUSTOM_START + 53,
2904   EL_CUSTOM_START + 54,
2905   EL_CUSTOM_START + 55,
2906
2907   EL_CUSTOM_START + 56,
2908   EL_CUSTOM_START + 57,
2909   EL_CUSTOM_START + 58,
2910   EL_CUSTOM_START + 59,
2911
2912   EL_CUSTOM_START + 60,
2913   EL_CUSTOM_START + 61,
2914   EL_CUSTOM_START + 62,
2915   EL_CUSTOM_START + 63,
2916
2917   EL_CUSTOM_START + 64,
2918   EL_CUSTOM_START + 65,
2919   EL_CUSTOM_START + 66,
2920   EL_CUSTOM_START + 67,
2921
2922   EL_CUSTOM_START + 68,
2923   EL_CUSTOM_START + 69,
2924   EL_CUSTOM_START + 70,
2925   EL_CUSTOM_START + 71,
2926
2927   EL_CUSTOM_START + 72,
2928   EL_CUSTOM_START + 73,
2929   EL_CUSTOM_START + 74,
2930   EL_CUSTOM_START + 75,
2931
2932   EL_CUSTOM_START + 76,
2933   EL_CUSTOM_START + 77,
2934   EL_CUSTOM_START + 78,
2935   EL_CUSTOM_START + 79,
2936
2937   EL_CUSTOM_START + 80,
2938   EL_CUSTOM_START + 81,
2939   EL_CUSTOM_START + 82,
2940   EL_CUSTOM_START + 83,
2941
2942   EL_CUSTOM_START + 84,
2943   EL_CUSTOM_START + 85,
2944   EL_CUSTOM_START + 86,
2945   EL_CUSTOM_START + 87,
2946
2947   EL_CUSTOM_START + 88,
2948   EL_CUSTOM_START + 89,
2949   EL_CUSTOM_START + 90,
2950   EL_CUSTOM_START + 91,
2951
2952   EL_CUSTOM_START + 92,
2953   EL_CUSTOM_START + 93,
2954   EL_CUSTOM_START + 94,
2955   EL_CUSTOM_START + 95,
2956
2957   EL_CUSTOM_START + 96,
2958   EL_CUSTOM_START + 97,
2959   EL_CUSTOM_START + 98,
2960   EL_CUSTOM_START + 99,
2961
2962   EL_CUSTOM_START + 100,
2963   EL_CUSTOM_START + 101,
2964   EL_CUSTOM_START + 102,
2965   EL_CUSTOM_START + 103,
2966
2967   EL_CUSTOM_START + 104,
2968   EL_CUSTOM_START + 105,
2969   EL_CUSTOM_START + 106,
2970   EL_CUSTOM_START + 107,
2971
2972   EL_CUSTOM_START + 108,
2973   EL_CUSTOM_START + 109,
2974   EL_CUSTOM_START + 110,
2975   EL_CUSTOM_START + 111,
2976
2977   EL_CUSTOM_START + 112,
2978   EL_CUSTOM_START + 113,
2979   EL_CUSTOM_START + 114,
2980   EL_CUSTOM_START + 115,
2981
2982   EL_CUSTOM_START + 116,
2983   EL_CUSTOM_START + 117,
2984   EL_CUSTOM_START + 118,
2985   EL_CUSTOM_START + 119,
2986
2987   EL_CUSTOM_START + 120,
2988   EL_CUSTOM_START + 121,
2989   EL_CUSTOM_START + 122,
2990   EL_CUSTOM_START + 123,
2991
2992   EL_CUSTOM_START + 124,
2993   EL_CUSTOM_START + 125,
2994   EL_CUSTOM_START + 126,
2995   EL_CUSTOM_START + 127
2996 };
2997 static int *editor_hl_custom_ptr = editor_hl_custom;
2998 static int *editor_el_custom_ptr = editor_el_custom;
2999 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3000 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3001
3002 static int editor_hl_custom_more[] =
3003 {
3004 };
3005
3006 static int editor_el_custom_more[] =
3007 {
3008   EL_CUSTOM_START + 128,
3009   EL_CUSTOM_START + 129,
3010   EL_CUSTOM_START + 130,
3011   EL_CUSTOM_START + 131,
3012
3013   EL_CUSTOM_START + 132,
3014   EL_CUSTOM_START + 133,
3015   EL_CUSTOM_START + 134,
3016   EL_CUSTOM_START + 135,
3017
3018   EL_CUSTOM_START + 136,
3019   EL_CUSTOM_START + 137,
3020   EL_CUSTOM_START + 138,
3021   EL_CUSTOM_START + 139,
3022
3023   EL_CUSTOM_START + 140,
3024   EL_CUSTOM_START + 141,
3025   EL_CUSTOM_START + 142,
3026   EL_CUSTOM_START + 143,
3027
3028   EL_CUSTOM_START + 144,
3029   EL_CUSTOM_START + 145,
3030   EL_CUSTOM_START + 146,
3031   EL_CUSTOM_START + 147,
3032
3033   EL_CUSTOM_START + 148,
3034   EL_CUSTOM_START + 149,
3035   EL_CUSTOM_START + 150,
3036   EL_CUSTOM_START + 151,
3037
3038   EL_CUSTOM_START + 152,
3039   EL_CUSTOM_START + 153,
3040   EL_CUSTOM_START + 154,
3041   EL_CUSTOM_START + 155,
3042
3043   EL_CUSTOM_START + 156,
3044   EL_CUSTOM_START + 157,
3045   EL_CUSTOM_START + 158,
3046   EL_CUSTOM_START + 159,
3047
3048   EL_CUSTOM_START + 160,
3049   EL_CUSTOM_START + 161,
3050   EL_CUSTOM_START + 162,
3051   EL_CUSTOM_START + 163,
3052
3053   EL_CUSTOM_START + 164,
3054   EL_CUSTOM_START + 165,
3055   EL_CUSTOM_START + 166,
3056   EL_CUSTOM_START + 167,
3057
3058   EL_CUSTOM_START + 168,
3059   EL_CUSTOM_START + 169,
3060   EL_CUSTOM_START + 170,
3061   EL_CUSTOM_START + 171,
3062
3063   EL_CUSTOM_START + 172,
3064   EL_CUSTOM_START + 173,
3065   EL_CUSTOM_START + 174,
3066   EL_CUSTOM_START + 175,
3067
3068   EL_CUSTOM_START + 176,
3069   EL_CUSTOM_START + 177,
3070   EL_CUSTOM_START + 178,
3071   EL_CUSTOM_START + 179,
3072
3073   EL_CUSTOM_START + 180,
3074   EL_CUSTOM_START + 181,
3075   EL_CUSTOM_START + 182,
3076   EL_CUSTOM_START + 183,
3077
3078   EL_CUSTOM_START + 184,
3079   EL_CUSTOM_START + 185,
3080   EL_CUSTOM_START + 186,
3081   EL_CUSTOM_START + 187,
3082
3083   EL_CUSTOM_START + 188,
3084   EL_CUSTOM_START + 189,
3085   EL_CUSTOM_START + 190,
3086   EL_CUSTOM_START + 191,
3087
3088   EL_CUSTOM_START + 192,
3089   EL_CUSTOM_START + 193,
3090   EL_CUSTOM_START + 194,
3091   EL_CUSTOM_START + 195,
3092
3093   EL_CUSTOM_START + 196,
3094   EL_CUSTOM_START + 197,
3095   EL_CUSTOM_START + 198,
3096   EL_CUSTOM_START + 199,
3097
3098   EL_CUSTOM_START + 200,
3099   EL_CUSTOM_START + 201,
3100   EL_CUSTOM_START + 202,
3101   EL_CUSTOM_START + 203,
3102
3103   EL_CUSTOM_START + 204,
3104   EL_CUSTOM_START + 205,
3105   EL_CUSTOM_START + 206,
3106   EL_CUSTOM_START + 207,
3107
3108   EL_CUSTOM_START + 208,
3109   EL_CUSTOM_START + 209,
3110   EL_CUSTOM_START + 210,
3111   EL_CUSTOM_START + 211,
3112
3113   EL_CUSTOM_START + 212,
3114   EL_CUSTOM_START + 213,
3115   EL_CUSTOM_START + 214,
3116   EL_CUSTOM_START + 215,
3117
3118   EL_CUSTOM_START + 216,
3119   EL_CUSTOM_START + 217,
3120   EL_CUSTOM_START + 218,
3121   EL_CUSTOM_START + 219,
3122
3123   EL_CUSTOM_START + 220,
3124   EL_CUSTOM_START + 221,
3125   EL_CUSTOM_START + 222,
3126   EL_CUSTOM_START + 223,
3127
3128   EL_CUSTOM_START + 224,
3129   EL_CUSTOM_START + 225,
3130   EL_CUSTOM_START + 226,
3131   EL_CUSTOM_START + 227,
3132
3133   EL_CUSTOM_START + 228,
3134   EL_CUSTOM_START + 229,
3135   EL_CUSTOM_START + 230,
3136   EL_CUSTOM_START + 231,
3137
3138   EL_CUSTOM_START + 232,
3139   EL_CUSTOM_START + 233,
3140   EL_CUSTOM_START + 234,
3141   EL_CUSTOM_START + 235,
3142
3143   EL_CUSTOM_START + 236,
3144   EL_CUSTOM_START + 237,
3145   EL_CUSTOM_START + 238,
3146   EL_CUSTOM_START + 239,
3147
3148   EL_CUSTOM_START + 240,
3149   EL_CUSTOM_START + 241,
3150   EL_CUSTOM_START + 242,
3151   EL_CUSTOM_START + 243,
3152
3153   EL_CUSTOM_START + 244,
3154   EL_CUSTOM_START + 245,
3155   EL_CUSTOM_START + 246,
3156   EL_CUSTOM_START + 247,
3157
3158   EL_CUSTOM_START + 248,
3159   EL_CUSTOM_START + 249,
3160   EL_CUSTOM_START + 250,
3161   EL_CUSTOM_START + 251,
3162
3163   EL_CUSTOM_START + 252,
3164   EL_CUSTOM_START + 253,
3165   EL_CUSTOM_START + 254,
3166   EL_CUSTOM_START + 255
3167 };
3168 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3169 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3170 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3171 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3172
3173 static int editor_hl_group[] =
3174 {
3175   EL_CHAR('G'),
3176   EL_CHAR('R'),
3177   EL_CHAR('O'),
3178   EL_CHAR('U'),
3179
3180   EL_CHAR('P'),
3181   EL_CHAR(' '),
3182   EL_CHAR(' '),
3183   EL_CHAR(' '),
3184
3185   EL_CHAR('E'),
3186   EL_CHAR('L'),
3187   EL_CHAR('E'),
3188   EL_CHAR('M'),
3189
3190   EL_CHAR('E'),
3191   EL_CHAR('N'),
3192   EL_CHAR('T'),
3193   EL_CHAR('S'),
3194 };
3195
3196 static int editor_el_group[] =
3197 {
3198   EL_GROUP_START + 0,
3199   EL_GROUP_START + 1,
3200   EL_GROUP_START + 2,
3201   EL_GROUP_START + 3,
3202
3203   EL_GROUP_START + 4,
3204   EL_GROUP_START + 5,
3205   EL_GROUP_START + 6,
3206   EL_GROUP_START + 7,
3207
3208   EL_GROUP_START + 8,
3209   EL_GROUP_START + 9,
3210   EL_GROUP_START + 10,
3211   EL_GROUP_START + 11,
3212
3213   EL_GROUP_START + 12,
3214   EL_GROUP_START + 13,
3215   EL_GROUP_START + 14,
3216   EL_GROUP_START + 15
3217 };
3218 static int *editor_hl_group_ptr = editor_hl_group;
3219 static int *editor_el_group_ptr = editor_el_group;
3220 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3221 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3222
3223 static int editor_hl_group_more[] =
3224 {
3225 };
3226
3227 static int editor_el_group_more[] =
3228 {
3229   EL_GROUP_START + 16,
3230   EL_GROUP_START + 17,
3231   EL_GROUP_START + 18,
3232   EL_GROUP_START + 19,
3233
3234   EL_GROUP_START + 20,
3235   EL_GROUP_START + 21,
3236   EL_GROUP_START + 22,
3237   EL_GROUP_START + 23,
3238
3239   EL_GROUP_START + 24,
3240   EL_GROUP_START + 25,
3241   EL_GROUP_START + 26,
3242   EL_GROUP_START + 27,
3243
3244   EL_GROUP_START + 28,
3245   EL_GROUP_START + 29,
3246   EL_GROUP_START + 30,
3247   EL_GROUP_START + 31
3248 };
3249 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3250 static int *editor_el_group_more_ptr = editor_el_group_more;
3251 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3252 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3253
3254 static int editor_hl_user_defined[] =
3255 {
3256   EL_CHAR('U'),
3257   EL_CHAR('S'),
3258   EL_CHAR('E'),
3259   EL_CHAR('R'),
3260
3261   EL_CHAR('D'),
3262   EL_CHAR('E'),
3263   EL_CHAR('F'),
3264   EL_CHAR('I'),
3265
3266   EL_CHAR('-'),
3267   EL_CHAR('N'),
3268   EL_CHAR('E'),
3269   EL_CHAR('D'),
3270 };
3271
3272 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3273 static int *editor_el_user_defined_ptr = NULL;
3274 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3275 static int num_editor_el_user_defined = 0;
3276
3277 static int editor_hl_empty[] = { };
3278 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3279
3280 static int *editor_hl_empty_ptr = editor_hl_empty;
3281 static int *editor_el_empty_ptr = editor_el_empty;
3282 static int num_editor_hl_empty = 0;
3283 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3284
3285 static boolean use_el_empty = FALSE;
3286
3287 static int *editor_elements = NULL;     /* dynamically allocated */
3288 static int num_editor_elements = 0;     /* dynamically determined */
3289
3290 static struct
3291 {
3292   boolean *setup_value;
3293
3294   int **headline_list;
3295   int *headline_list_size;
3296
3297   int **element_list;
3298   int *element_list_size;
3299
3300   boolean last_setup_value;
3301 }
3302 editor_elements_info[] =
3303 {
3304   {
3305     &setup.editor.el_boulderdash,
3306     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3307     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3308   },
3309   {
3310     &setup.editor.el_emerald_mine,
3311     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3312     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3313   },
3314   {
3315     &setup.editor.el_more,
3316     &editor_hl_more_ptr,                &num_editor_hl_more,
3317     &editor_el_more_ptr,                &num_editor_el_more
3318   },
3319   {
3320     &setup.editor.el_sokoban,
3321     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3322     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3323   },
3324   {
3325     &setup.editor.el_supaplex,
3326     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3327     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3328   },
3329   {
3330     &setup.editor.el_diamond_caves,
3331     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3332     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3333   },
3334   {
3335     &setup.editor.el_dx_boulderdash,
3336     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3337     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3338   },
3339   {
3340     &setup.editor.el_chars,
3341     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3342     &editor_el_chars_ptr,               &num_editor_el_chars
3343   },
3344   {
3345     &setup.editor.el_custom,
3346     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3347     &editor_el_custom_ptr,              &num_editor_el_custom
3348   },
3349   {
3350     &setup.editor.el_custom_more,
3351     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3352     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3353   },
3354   {
3355     &setup.editor.el_custom,
3356     &editor_hl_group_ptr,               &num_editor_hl_group,
3357     &editor_el_group_ptr,               &num_editor_el_group
3358   },
3359   {
3360     &setup.editor.el_custom_more,
3361     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3362     &editor_el_group_more_ptr,          &num_editor_el_group_more
3363   },
3364   {
3365     &setup.editor.el_user_defined,
3366     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3367     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3368   },
3369   {
3370     &use_el_empty,
3371     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3372     &editor_el_empty_ptr,               &num_editor_el_empty,
3373   },
3374   {
3375     NULL,
3376     NULL,                               NULL,
3377     NULL,                               NULL
3378   }
3379 };
3380
3381 static struct
3382 {
3383   short element;
3384   short element_mapped;
3385 }
3386 forum_sketch_element_mapping[] =
3387 {
3388   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3389   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3390   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3391   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3392   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3393   { EL_WALL_EMERALD,                    EL_WALL                 },
3394   { EL_WALL_DIAMOND,                    EL_WALL                 },
3395   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3396   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3397   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3398   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3399   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3400   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3401   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3402   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3403   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3404   { EL_BD_WALL,                         EL_WALL                 },
3405
3406   { EL_BD_ROCK,                         EL_ROCK                 },
3407
3408   { EL_SP_ZONK,                         EL_ROCK                 },
3409   { EL_SP_BASE,                         EL_SAND                 },
3410   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3411   { EL_SP_INFOTRON,                     EL_EMERALD              },
3412   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3413   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3414   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3415   { EL_SP_DISK_RED,                     EL_BOMB                 },
3416   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3417   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3418   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3419   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3420   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3421   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3422   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3423   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3424   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3425   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3426   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3427   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3428   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3429   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3430   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3431   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3432   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3433   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3434   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3435   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3436   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3437   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3438   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3439   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3440   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3441   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3442   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3443   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3444   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3445   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3446
3447   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3448
3449   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3450
3451   { EL_DIAMOND,                         EL_EMERALD              },
3452   { EL_BD_DIAMOND,                      EL_EMERALD              },
3453   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3454   { EL_EMERALD_RED,                     EL_EMERALD              },
3455   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3456
3457   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3458   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3459   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3460   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3461   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3462   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3463   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3464
3465   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3466
3467   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3468   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3469   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3470
3471   { EL_EM_KEY_1,                        EL_KEY_1                },
3472   { EL_EM_KEY_2,                        EL_KEY_2                },
3473   { EL_EM_KEY_3,                        EL_KEY_3                },
3474   { EL_EM_KEY_4,                        EL_KEY_4                },
3475
3476   { EL_EM_GATE_1,                       EL_GATE_1               },
3477   { EL_EM_GATE_2,                       EL_GATE_2               },
3478   { EL_EM_GATE_3,                       EL_GATE_3               },
3479   { EL_EM_GATE_4,                       EL_GATE_4               },
3480
3481   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3482   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3483   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3484   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3485
3486   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3487   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3488   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3489
3490   { EL_PACMAN,                          EL_YAMYAM               },
3491   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3492
3493   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3494
3495   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3496   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3497   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3498   { EL_BLACK_ORB,                       EL_BOMB                 },
3499   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3500
3501   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3502   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3503   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3504   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3505
3506   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3507   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3508   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3509   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3510
3511   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3512   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3513   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3514   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3515
3516   { EL_PLAYER_2,                        EL_PLAYER_1             },
3517   { EL_PLAYER_3,                        EL_PLAYER_1             },
3518   { EL_PLAYER_4,                        EL_PLAYER_1             },
3519
3520   { EL_BUG_RIGHT,                       EL_BUG                  },
3521   { EL_BUG_UP,                          EL_BUG                  },
3522   { EL_BUG_LEFT,                        EL_BUG                  },
3523   { EL_BUG_DOWN,                        EL_BUG                  },
3524
3525   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3526   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3527   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3528   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3529
3530   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3531   { EL_PACMAN_UP,                       EL_YAMYAM               },
3532   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3533   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3534
3535   { -1,                                 -1                      }
3536 };
3537
3538 static struct
3539 {
3540   short element;
3541   char *element_string;
3542 }
3543 forum_sketch_element_strings[] =
3544 {
3545   { EL_PLAYER_1,                "p" },
3546   { EL_EMPTY,                   "_" },
3547   { EL_SAND,                    "s" },
3548   { EL_ROCK,                    "b" },
3549   { EL_EMERALD,                 "e" },
3550   { EL_BUG,                     "u" },
3551   { EL_SPACESHIP,               "h" },
3552   { EL_BD_FIREFLY,              "f" },
3553   { EL_BD_BUTTERFLY,            "b" },
3554   { EL_AMOEBA,                  "a" },
3555   { EL_YAMYAM,                  "y" },
3556   { EL_WALL,                    "w" },
3557   { EL_STEELWALL,               "t" },
3558   { EL_MAGIC_WALL,              "m" },
3559   { EL_EXIT_OPEN,               "x" },
3560   { EL_DYNAMITE,                "d" },
3561   { EL_KEY_1,                   "1" },
3562   { EL_KEY_2,                   "2" },
3563   { EL_KEY_3,                   "3" },
3564   { EL_KEY_4,                   "4" },
3565   { EL_GATE_1,                  "5" },
3566   { EL_GATE_2,                  "6" },
3567   { EL_GATE_3,                  "7" },
3568   { EL_GATE_4,                  "8" },
3569   { EL_GATE_1_GRAY,             "9" },
3570   { EL_BOMB,                    "@" },
3571   { EL_ROBOT,                   "r" },
3572   { EL_ROBOT_WHEEL,             "0" },
3573   { EL_NUT,                     "n" },
3574   { EL_CUSTOM_1,                "c" },
3575   { EL_CHAR_QUESTION,           "?" },
3576
3577   { -1,                         NULL }
3578 };
3579
3580
3581 /*
3582   -----------------------------------------------------------------------------
3583   functions
3584   -----------------------------------------------------------------------------
3585 */
3586
3587 static int getMaxInfoTextLength()
3588 {
3589   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3590 }
3591
3592 static int getTextWidthForGadget(char *text)
3593 {
3594   if (text == NULL)
3595     return 0;
3596
3597   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3598 }
3599
3600 static int getTextWidthForDrawingArea(char *text)
3601 {
3602   if (text == NULL)
3603     return 0;
3604
3605   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3606 }
3607
3608 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3609 {
3610   return (gi->x + gi->width + getTextWidthForGadget(text));
3611 }
3612
3613 static char *getElementInfoText(int element)
3614 {
3615   char *info_text = NULL;
3616
3617   if (element < NUM_FILE_ELEMENTS)
3618   {
3619     if (strlen(element_info[element].description) > 0)
3620       info_text = element_info[element].description;
3621     else if (element_info[element].custom_description != NULL)
3622       info_text = element_info[element].custom_description;
3623     else if (element_info[element].editor_description != NULL)
3624       info_text = element_info[element].editor_description;
3625   }
3626
3627   if (info_text == NULL)
3628     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3629
3630   return info_text;
3631 }
3632
3633 static void ReinitializeElementList()
3634 {
3635   static boolean initialized = FALSE;
3636   int pos = 0;
3637   int i, j;
3638
3639   checked_free(editor_elements);
3640
3641   if (!initialized)
3642   {
3643     /* initialize optional user defined element list */
3644     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3645                                      &num_editor_el_user_defined);
3646
3647     /* initialize list of empty elements (used for padding, if needed) */
3648     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3649       editor_el_empty[i] = EL_EMPTY;
3650
3651     /* do some sanity checks for each element from element list */
3652     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3653     {
3654       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3655       {
3656         int element = (*editor_elements_info[i].element_list)[j];
3657
3658         if (element >= NUM_FILE_ELEMENTS)
3659           Error(ERR_WARN, "editor element %d is runtime element", element);
3660
3661         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3662           Error(ERR_WARN, "no element description for element %d", element);
3663       }
3664     }
3665
3666     initialized = TRUE;
3667   }
3668
3669   num_editor_elements = 0;
3670   use_el_empty = FALSE;
3671
3672   /* determine size of element list */
3673   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3674   {
3675     if (*editor_elements_info[i].setup_value)
3676     {
3677       if (setup.editor.el_headlines)
3678         num_editor_elements += *editor_elements_info[i].headline_list_size;
3679
3680       num_editor_elements += *editor_elements_info[i].element_list_size;
3681     }
3682   }
3683
3684   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3685   {
3686     /* offer at least as many elements as element buttons exist */
3687     use_el_empty = TRUE;
3688     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3689
3690     num_editor_elements += num_editor_el_empty;
3691   }
3692
3693   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3694
3695   /* fill element list */
3696   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3697   {
3698     if (*editor_elements_info[i].setup_value)
3699     {
3700       if (setup.editor.el_headlines)
3701         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3702           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3703
3704       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3705         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3706     }
3707   }
3708
3709   /* correct position of element list scrollbar */
3710   if (element_shift < 0)
3711     element_shift = 0;
3712   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3713     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3714 }
3715
3716 void PrintEditorElementList()
3717 {
3718   boolean *stop = &setup.editor.el_user_defined;
3719   int i, j;
3720
3721   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3722   {
3723     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3724     {
3725       int element = (*editor_elements_info[i].headline_list)[j];
3726
3727       printf("# %s\n", element_info[element].token_name);
3728     }
3729
3730     if (j > 0)
3731       printf("#\n");
3732
3733     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3734     {
3735       int element = (*editor_elements_info[i].element_list)[j];
3736
3737       printf("# %s\n", element_info[element].token_name);
3738     }
3739
3740     if (j > 0)
3741       printf("#\n");
3742   }
3743 }
3744
3745 static void ReinitializeElementListButtons()
3746 {
3747   static boolean last_setup_value_headlines = FALSE;
3748   static boolean initialization_needed = TRUE;
3749   int i;
3750
3751   if (!initialization_needed)   /* check if editor element setup has changed */
3752   {
3753     if (last_setup_value_headlines != setup.editor.el_headlines)
3754       initialization_needed = TRUE;
3755
3756     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3757       if (editor_elements_info[i].last_setup_value !=
3758           *editor_elements_info[i].setup_value)
3759         initialization_needed = TRUE;
3760   }
3761
3762   if (!initialization_needed)
3763     return;
3764
3765   FreeLevelEditorGadgets();
3766   CreateLevelEditorGadgets();
3767
3768   /* store current setup values for next invocation of this function */
3769   last_setup_value_headlines = setup.editor.el_headlines;
3770   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3771     editor_elements_info[i].last_setup_value =
3772       *editor_elements_info[i].setup_value;
3773
3774   initialization_needed = FALSE;
3775 }
3776
3777 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3778                               boolean input)
3779 {
3780   int border_graphic =
3781     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3782   Bitmap *src_bitmap;
3783   int src_x, src_y;
3784   int num_mini_tilex = width  / MINI_TILEX + 1;
3785   int num_mini_tiley = height / MINI_TILEY + 1;
3786   int x, y;
3787
3788   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3789
3790   for (y = 0; y < num_mini_tiley; y++)
3791     for (x = 0; x < num_mini_tilex; x++)
3792       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3793                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3794                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3795
3796   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3797 }
3798
3799 static void DrawDrawingArea(int id)
3800 {
3801   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3802   int x, y;
3803
3804   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3805     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3806                        el2edimg(random_placement_background_element));
3807   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3808     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3809   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3810     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3811                        el2edimg(custom_element.gfx_element));
3812   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3813     for (y = 0; y < 3; y++)
3814       for (x = 0; x < 3; x++)
3815         DrawMiniGraphicExt(drawto,
3816                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3817                            el2edimg(custom_element.content[x][y]));
3818   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
3819     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3820                        el2edimg(custom_element.move_enter_element));
3821   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
3822     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3823                        el2edimg(custom_element.move_leave_element));
3824   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3825     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3826                        el2edimg(custom_element_change.target_element));
3827   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3828     for (y = 0; y < 3; y++)
3829       for (x = 0; x < 3; x++)
3830         DrawMiniGraphicExt(drawto,
3831                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3832                            el2edimg(custom_element_change.content[x][y]));
3833   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3834     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3835                        el2edimg(custom_element_change.trigger_element));
3836   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
3837     for (x = 0; x < group_element_info.num_elements; x++)
3838       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
3839                          el2edimg(group_element_info.element[x]));
3840   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3841            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3842   {
3843     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3844
3845     for (y = 0; y < 3; y++)
3846       for (x = 0; x < 3; x++)
3847         DrawMiniGraphicExt(drawto,
3848                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3849                            el2edimg(level.yamyam_content[nr][x][y]));
3850   }
3851 }
3852
3853 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3854 {
3855   int x,y;
3856   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3857   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3858
3859   BlitBitmap(drawto, drawto,
3860              SX + (dx == -1 ? MINI_TILEX : 0),
3861              SY + (dy == -1 ? MINI_TILEY : 0),
3862              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
3863              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
3864              SX + (dx == +1 ? MINI_TILEX : 0),
3865              SY + (dy == +1 ? MINI_TILEY : 0));
3866   if (dx)
3867   {
3868     x = (dx == 1 ? 0 : ed_fieldx - 1);
3869     for (y = 0; y < ed_fieldy; y++)
3870       DrawMiniElementOrWall(x, y, from_x, from_y);
3871   }
3872   else if (dy)
3873   {
3874     y = (dy == 1 ? 0 : ed_fieldy - 1);
3875     for (x = 0; x < ed_fieldx; x++)
3876       DrawMiniElementOrWall(x, y, from_x, from_y);
3877   }
3878
3879   redraw_mask |= REDRAW_FIELD;
3880   BackToFront();
3881 }
3882
3883 static void CreateControlButtons()
3884 {
3885   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3886   struct GadgetInfo *gi;
3887   unsigned long event_mask;
3888   int i;
3889
3890   /* create toolbox buttons */
3891   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
3892   {
3893     int id = i;
3894     int width, height;
3895     int gd_xoffset, gd_yoffset;
3896     int gd_x1, gd_x2, gd_y1, gd_y2;
3897     int button_type;
3898     int radio_button_nr;
3899     boolean checked;
3900
3901     if (id == GADGET_ID_SINGLE_ITEMS ||
3902         id == GADGET_ID_CONNECTED_ITEMS ||
3903         id == GADGET_ID_LINE ||
3904         id == GADGET_ID_ARC ||
3905         id == GADGET_ID_TEXT ||
3906         id == GADGET_ID_RECTANGLE ||
3907         id == GADGET_ID_FILLED_BOX ||
3908         id == GADGET_ID_FLOOD_FILL ||
3909         id == GADGET_ID_GRAB_BRUSH ||
3910         id == GADGET_ID_PICK_ELEMENT ||
3911         id == GADGET_ID_CUSTOM_COPY_FROM ||
3912         id == GADGET_ID_CUSTOM_COPY_TO ||
3913         id == GADGET_ID_CUSTOM_EXCHANGE)
3914     {
3915       button_type = GD_TYPE_RADIO_BUTTON;
3916       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
3917       checked = (id == drawing_function ? TRUE : FALSE);
3918       event_mask = GD_EVENT_PRESSED;
3919     }
3920     else
3921     {
3922       button_type = GD_TYPE_NORMAL_BUTTON;
3923       radio_button_nr = RADIO_NR_NONE;
3924       checked = FALSE;
3925
3926       if (id == GADGET_ID_WRAP_LEFT ||
3927           id == GADGET_ID_WRAP_RIGHT ||
3928           id == GADGET_ID_WRAP_UP ||
3929           id == GADGET_ID_WRAP_DOWN)
3930         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3931       else
3932         event_mask = GD_EVENT_RELEASED;
3933     }
3934
3935     if (id < ED_NUM_CTRL1_BUTTONS)
3936     {
3937       int x = i % ED_CTRL1_BUTTONS_HORIZ;
3938       int y = i / ED_CTRL1_BUTTONS_HORIZ;
3939
3940       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
3941       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
3942       width = ED_CTRL1_BUTTON_XSIZE;
3943       height = ED_CTRL1_BUTTON_YSIZE;
3944
3945       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3946       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3947       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
3948       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3949     }
3950     else if (id < ED_NUM_CTRL1_2_BUTTONS)
3951     {
3952       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
3953       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
3954
3955       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
3956       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
3957       width = ED_CTRL2_BUTTON_XSIZE;
3958       height = ED_CTRL2_BUTTON_YSIZE;
3959
3960       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3961       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3962       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
3963       gd_y2 = 0;        /* no alternative graphic for these buttons */
3964     }
3965     else
3966     {
3967       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
3968       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
3969
3970       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
3971       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
3972       width = ED_CTRL3_BUTTON_XSIZE;
3973       height = ED_CTRL3_BUTTON_YSIZE;
3974
3975       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
3976       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
3977       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
3978       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3979     }
3980
3981     gi = CreateGadget(GDI_CUSTOM_ID, id,
3982                       GDI_CUSTOM_TYPE_ID, i,
3983                       GDI_INFO_TEXT, control_info[i].text,
3984                       GDI_X, EX + gd_xoffset,
3985                       GDI_Y, EY + gd_yoffset,
3986                       GDI_WIDTH, width,
3987                       GDI_HEIGHT, height,
3988                       GDI_TYPE, button_type,
3989                       GDI_STATE, GD_BUTTON_UNPRESSED,
3990                       GDI_RADIO_NR, radio_button_nr,
3991                       GDI_CHECKED, checked,
3992                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3993                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
3994                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
3995                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3996                       GDI_EVENT_MASK, event_mask,
3997                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3998                       GDI_CALLBACK_ACTION, HandleControlButtons,
3999                       GDI_END);
4000
4001     if (gi == NULL)
4002       Error(ERR_EXIT, "cannot create gadget");
4003
4004     level_editor_gadget[id] = gi;
4005   }
4006
4007   /* create buttons for scrolling of drawing area and element list */
4008   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4009   {
4010     int id = scrollbutton_info[i].gadget_id;
4011     int x, y, width, height;
4012     int gd_x1, gd_x2, gd_y1, gd_y2;
4013
4014     x = scrollbutton_info[i].x;
4015     y = scrollbutton_info[i].y;
4016
4017     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4018
4019     if (id == GADGET_ID_SCROLL_LIST_UP ||
4020         id == GADGET_ID_SCROLL_LIST_DOWN)
4021     {
4022       x += DX;
4023       y += DY;
4024       width = ED_SCROLLBUTTON2_XSIZE;
4025       height = ED_SCROLLBUTTON2_YSIZE;
4026       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4027       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4028       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4029       gd_y2 = gd_y1;
4030     }
4031     else
4032     {
4033       x += SX;
4034       y += SY;
4035       width = ED_SCROLLBUTTON_XSIZE;
4036       height = ED_SCROLLBUTTON_YSIZE;
4037       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4038       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4039       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4040       gd_y2 = gd_y1;
4041     }
4042
4043     gi = CreateGadget(GDI_CUSTOM_ID, id,
4044                       GDI_CUSTOM_TYPE_ID, i,
4045                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4046                       GDI_X, x,
4047                       GDI_Y, y,
4048                       GDI_WIDTH, width,
4049                       GDI_HEIGHT, height,
4050                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4051                       GDI_STATE, GD_BUTTON_UNPRESSED,
4052                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4053                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4054                       GDI_EVENT_MASK, event_mask,
4055                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4056                       GDI_CALLBACK_ACTION, HandleControlButtons,
4057                       GDI_END);
4058
4059     if (gi == NULL)
4060       Error(ERR_EXIT, "cannot create gadget");
4061
4062     level_editor_gadget[id] = gi;
4063   }
4064
4065   /* create buttons for element list */
4066   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4067   {
4068     Bitmap *deco_bitmap;
4069     int deco_x, deco_y, deco_xpos, deco_ypos;
4070     int gd_xoffset, gd_yoffset;
4071     int gd_x1, gd_x2, gd_y;
4072     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4073     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4074     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4075     int element = editor_elements[i];
4076
4077     event_mask = GD_EVENT_RELEASED;
4078
4079     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4080     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4081
4082     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4083     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4084     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4085
4086     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4087     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4088     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4089
4090     gi = CreateGadget(GDI_CUSTOM_ID, id,
4091                       GDI_CUSTOM_TYPE_ID, i,
4092                       GDI_INFO_TEXT, getElementInfoText(element),
4093                       GDI_X, DX + gd_xoffset,
4094                       GDI_Y, DY + gd_yoffset,
4095                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4096                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4097                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4098                       GDI_STATE, GD_BUTTON_UNPRESSED,
4099                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4100                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4101                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4102                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4103                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4104                       GDI_DECORATION_SHIFTING, 1, 1,
4105                       GDI_EVENT_MASK, event_mask,
4106                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4107                       GDI_CALLBACK_ACTION, HandleControlButtons,
4108                       GDI_END);
4109
4110     if (gi == NULL)
4111       Error(ERR_EXIT, "cannot create gadget");
4112
4113     level_editor_gadget[id] = gi;
4114   }
4115 }
4116
4117 static void CreateCounterButtons()
4118 {
4119   int max_infotext_len = getMaxInfoTextLength();
4120   int i;
4121
4122   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4123   {
4124     int j;
4125     int x = SX + counterbutton_info[i].x;       /* down count button */
4126     int y = SY + counterbutton_info[i].y;
4127
4128     /* determine horizontal position to the right of specified gadget */
4129     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4130       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4131            ED_GADGET_TEXT_DISTANCE);
4132
4133     /* determine horizontal offset for leading text */
4134     if (counterbutton_info[i].text_left != NULL)
4135       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4136
4137     for (j = 0; j < 2; j++)
4138     {
4139       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4140       struct GadgetInfo *gi;
4141       int id = (j == 0 ?
4142                 counterbutton_info[i].gadget_id_down :
4143                 counterbutton_info[i].gadget_id_up);
4144       int gd_xoffset;
4145       int gd_x, gd_x1, gd_x2, gd_y;
4146       int x_size, y_size;
4147       unsigned long event_mask;
4148       char infotext[max_infotext_len + 1];
4149
4150       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4151
4152       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4153       {
4154         int sid = (j == 0 ?
4155                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4156                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4157
4158         event_mask |= GD_EVENT_RELEASED;
4159
4160         if (j == 1)
4161           x += 2 * ED_GADGET_DISTANCE;
4162         y += ED_GADGET_DISTANCE;
4163
4164         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4165         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4166         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4167         x_size = ED_SCROLLBUTTON_XSIZE;
4168         y_size = ED_SCROLLBUTTON_YSIZE;
4169       }
4170       else
4171       {
4172         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4173         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4174         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4175         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4176         x_size = ED_BUTTON_COUNT_XSIZE;
4177         y_size = ED_BUTTON_COUNT_YSIZE;
4178       }
4179
4180       sprintf(infotext, "%s counter value by 1, 5 or 10",
4181               (j == 0 ? "decrease" : "increase"));
4182
4183       gi = CreateGadget(GDI_CUSTOM_ID, id,
4184                         GDI_CUSTOM_TYPE_ID, i,
4185                         GDI_INFO_TEXT, infotext,
4186                         GDI_X, x,
4187                         GDI_Y, y,
4188                         GDI_WIDTH, x_size,
4189                         GDI_HEIGHT, y_size,
4190                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4191                         GDI_STATE, GD_BUTTON_UNPRESSED,
4192                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4193                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4194                         GDI_EVENT_MASK, event_mask,
4195                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4196                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4197                         GDI_END);
4198
4199       if (gi == NULL)
4200         Error(ERR_EXIT, "cannot create gadget");
4201
4202       level_editor_gadget[id] = gi;
4203       right_gadget_border[id] =
4204         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4205
4206       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4207
4208       if (j == 0)
4209       {
4210         int font_type = FONT_INPUT_1;
4211         int font_type_active = FONT_INPUT_1_ACTIVE;
4212         int gd_width = ED_WIN_COUNT_XSIZE;
4213
4214         id = counterbutton_info[i].gadget_id_text;
4215         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4216
4217         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4218         {
4219           font_type = FONT_LEVEL_NUMBER;
4220           font_type_active = FONT_LEVEL_NUMBER;
4221
4222           x += 2 * ED_GADGET_DISTANCE;
4223           y -= ED_GADGET_DISTANCE;
4224
4225           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4226           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4227           gd_width = ED_WIN_COUNT2_XSIZE;
4228         }
4229         else
4230         {
4231           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4232           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4233         }
4234
4235         gi = CreateGadget(GDI_CUSTOM_ID, id,
4236                           GDI_CUSTOM_TYPE_ID, i,
4237                           GDI_INFO_TEXT, "enter counter value",
4238                           GDI_X, x,
4239                           GDI_Y, y,
4240                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4241                           GDI_NUMBER_VALUE, 0,
4242                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4243                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4244                           GDI_TEXT_SIZE, 3,
4245                           GDI_TEXT_FONT, font_type,
4246                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4247                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4248                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4249                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4250                           GDI_DESIGN_WIDTH, gd_width,
4251                           GDI_EVENT_MASK, event_mask,
4252                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4253                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4254                           GDI_END);
4255
4256         if (gi == NULL)
4257           Error(ERR_EXIT, "cannot create gadget");
4258
4259         level_editor_gadget[id] = gi;
4260         right_gadget_border[id] =
4261           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4262
4263         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4264       }
4265     }
4266   }
4267 }
4268
4269 static void CreateDrawingAreas()
4270 {
4271   int i;
4272
4273   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4274   {
4275     struct GadgetInfo *gi;
4276     unsigned long event_mask;
4277     int id = drawingarea_info[i].gadget_id;
4278     int x = SX + drawingarea_info[i].x;
4279     int y = SY + drawingarea_info[i].y;
4280     int area_xsize = drawingarea_info[i].area_xsize;
4281     int area_ysize = drawingarea_info[i].area_ysize;
4282
4283     event_mask =
4284       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4285       GD_EVENT_OFF_BORDERS;
4286
4287     /* determine horizontal position to the right of specified gadget */
4288     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4289       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4290            ED_DRAWINGAREA_TEXT_DISTANCE);
4291
4292     /* determine horizontal offset for leading text */
4293     if (drawingarea_info[i].text_left != NULL)
4294       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4295
4296     gi = CreateGadget(GDI_CUSTOM_ID, id,
4297                       GDI_CUSTOM_TYPE_ID, i,
4298                       GDI_X, x,
4299                       GDI_Y, y,
4300                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4301                       GDI_AREA_SIZE, area_xsize, area_ysize,
4302                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4303                       GDI_EVENT_MASK, event_mask,
4304                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4305                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4306                       GDI_END);
4307
4308     if (gi == NULL)
4309       Error(ERR_EXIT, "cannot create gadget");
4310
4311     level_editor_gadget[id] = gi;
4312     right_gadget_border[id] =
4313       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4314   }
4315 }
4316
4317 static void CreateTextInputGadgets()
4318 {
4319   int max_infotext_len = getMaxInfoTextLength();
4320   int i;
4321
4322   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4323   {
4324     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4325     int gd_x, gd_y;
4326     struct GadgetInfo *gi;
4327     unsigned long event_mask;
4328     char infotext[MAX_OUTPUT_LINESIZE + 1];
4329     int id = textinput_info[i].gadget_id;
4330
4331     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4332
4333     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4334     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4335
4336     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4337     infotext[max_infotext_len] = '\0';
4338
4339     gi = CreateGadget(GDI_CUSTOM_ID, id,
4340                       GDI_CUSTOM_TYPE_ID, i,
4341                       GDI_INFO_TEXT, infotext,
4342                       GDI_X, SX + textinput_info[i].x,
4343                       GDI_Y, SY + textinput_info[i].y,
4344                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4345                       GDI_TEXT_VALUE, textinput_info[i].value,
4346                       GDI_TEXT_SIZE, textinput_info[i].size,
4347                       GDI_TEXT_FONT, FONT_INPUT_1,
4348                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4349                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4350                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4351                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4352                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4353                       GDI_EVENT_MASK, event_mask,
4354                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4355                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4356                       GDI_END);
4357
4358     if (gi == NULL)
4359       Error(ERR_EXIT, "cannot create gadget");
4360
4361     level_editor_gadget[id] = gi;
4362   }
4363 }
4364
4365 static void CreateTextAreaGadgets()
4366 {
4367   int max_infotext_len = getMaxInfoTextLength();
4368   int i;
4369
4370   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4371   {
4372     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4373     int gd_x, gd_y;
4374     struct GadgetInfo *gi;
4375     unsigned long event_mask;
4376     char infotext[MAX_OUTPUT_LINESIZE + 1];
4377     int id = textarea_info[i].gadget_id;
4378     int area_xsize = textarea_info[i].xsize;
4379     int area_ysize = textarea_info[i].ysize;
4380
4381     event_mask = GD_EVENT_TEXT_LEAVING;
4382
4383     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4384     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4385
4386     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4387     infotext[max_infotext_len] = '\0';
4388
4389     gi = CreateGadget(GDI_CUSTOM_ID, id,
4390                       GDI_CUSTOM_TYPE_ID, i,
4391                       GDI_INFO_TEXT, infotext,
4392                       GDI_X, SX + textarea_info[i].x,
4393                       GDI_Y, SY + textarea_info[i].y,
4394                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4395                       GDI_AREA_SIZE, area_xsize, area_ysize,
4396                       GDI_TEXT_FONT, FONT_INPUT_1,
4397                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4398                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4399                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4400                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4401                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4402                       GDI_EVENT_MASK, event_mask,
4403                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4404                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4405                       GDI_END);
4406
4407     if (gi == NULL)
4408       Error(ERR_EXIT, "cannot create gadget");
4409
4410     level_editor_gadget[id] = gi;
4411   }
4412 }
4413
4414 static void CreateSelectboxGadgets()
4415 {
4416   int max_infotext_len = getMaxInfoTextLength();
4417   int i, j;
4418
4419   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4420   {
4421     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4422     int gd_x, gd_y;
4423     struct GadgetInfo *gi;
4424     unsigned long event_mask;
4425     char infotext[MAX_OUTPUT_LINESIZE + 1];
4426     int id = selectbox_info[i].gadget_id;
4427     int x = SX + selectbox_info[i].x;
4428     int y = SY + selectbox_info[i].y;
4429
4430     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4431     {
4432       /* (we cannot use -1 for uninitialized values if we directly compare
4433          with results from strlen(), because the '<' and '>' operation will
4434          implicitely cast -1 to an unsigned integer value!) */
4435       selectbox_info[i].size = 0;
4436
4437       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4438         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4439           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4440
4441       selectbox_info[i].size++;         /* add one character empty space */
4442     }
4443
4444     event_mask = GD_EVENT_RELEASED |
4445       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4446
4447     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4448     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4449
4450     /* determine horizontal position to the right of specified gadget */
4451     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4452       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4453            ED_GADGET_TEXT_DISTANCE);
4454
4455     /* determine horizontal offset for leading text */
4456     if (selectbox_info[i].text_left != NULL)
4457       x += getTextWidthForGadget(selectbox_info[i].text_left);
4458
4459     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4460     infotext[max_infotext_len] = '\0';
4461
4462     gi = CreateGadget(GDI_CUSTOM_ID, id,
4463                       GDI_CUSTOM_TYPE_ID, i,
4464                       GDI_INFO_TEXT, infotext,
4465                       GDI_X, x,
4466                       GDI_Y, y,
4467                       GDI_TYPE, GD_TYPE_SELECTBOX,
4468                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4469                       GDI_TEXT_SIZE, selectbox_info[i].size,
4470                       GDI_TEXT_FONT, FONT_INPUT_1,
4471                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4472                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4473                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4474                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4475                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4476                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4477                       GDI_EVENT_MASK, event_mask,
4478                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4479                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4480                       GDI_END);
4481
4482     if (gi == NULL)
4483       Error(ERR_EXIT, "cannot create gadget");
4484
4485     level_editor_gadget[id] = gi;
4486     right_gadget_border[id] =
4487       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4488   }
4489 }
4490
4491 static void CreateTextbuttonGadgets()
4492 {
4493   int max_infotext_len = getMaxInfoTextLength();
4494   int i;
4495
4496   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4497   {
4498     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4499     int gd_x1, gd_x2, gd_y1, gd_y2;
4500     struct GadgetInfo *gi;
4501     unsigned long event_mask;
4502     char infotext[MAX_OUTPUT_LINESIZE + 1];
4503     int id = textbutton_info[i].gadget_id;
4504     int x = SX + textbutton_info[i].x;
4505     int y = SY + textbutton_info[i].y;
4506
4507     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4508       textbutton_info[i].size = strlen(textbutton_info[i].text);
4509
4510     event_mask = GD_EVENT_RELEASED;
4511
4512     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4513     {
4514       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4515       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4516       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4517       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4518     }
4519     else
4520     {
4521       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4522       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4523       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4524       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4525     }
4526
4527     sprintf(infotext, "%s", textbutton_info[i].infotext);
4528     infotext[max_infotext_len] = '\0';
4529
4530     /* determine horizontal position to the right of specified gadget */
4531     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4532       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4533            ED_GADGET_TEXT_DISTANCE);
4534
4535     /* determine horizontal offset for leading text */
4536     if (textbutton_info[i].text_left != NULL)
4537       x += getTextWidthForGadget(textbutton_info[i].text_left);
4538
4539     gi = CreateGadget(GDI_CUSTOM_ID, id,
4540                       GDI_CUSTOM_TYPE_ID, i,
4541                       GDI_INFO_TEXT, infotext,
4542                       GDI_X, x,
4543                       GDI_Y, y,
4544                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4545                       GDI_TEXT_VALUE, textbutton_info[i].text,
4546                       GDI_TEXT_SIZE, textbutton_info[i].size,
4547                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4548                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4549                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4550                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4551                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4552                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4553                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4554                       GDI_DECORATION_SHIFTING, 1, 1,
4555                       GDI_EVENT_MASK, event_mask,
4556                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4557                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4558                       GDI_END);
4559
4560     if (gi == NULL)
4561       Error(ERR_EXIT, "cannot create gadget");
4562
4563     level_editor_gadget[id] = gi;
4564     right_gadget_border[id] =
4565       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4566   }
4567 }
4568
4569 static void CreateGraphicbuttonGadgets()
4570 {
4571   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4572   struct GadgetInfo *gi;
4573   unsigned long event_mask;
4574   int i;
4575
4576   /* create buttons for scrolling of drawing area and element list */
4577   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4578   {
4579     int id = graphicbutton_info[i].gadget_id;
4580     int gd_x1, gd_x2, gd_y1, gd_y2;
4581     int x = SX + graphicbutton_info[i].x;
4582     int y = SY + graphicbutton_info[i].y;
4583
4584     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4585
4586     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4587     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4588     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4589     gd_y2 = gd_y1;
4590
4591     /* determine horizontal position to the right of specified gadget */
4592     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4593       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4594            ED_GADGET_TEXT_DISTANCE);
4595
4596     /* determine horizontal offset for leading text */
4597     if (graphicbutton_info[i].text_left != NULL)
4598       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4599
4600     gi = CreateGadget(GDI_CUSTOM_ID, id,
4601                       GDI_CUSTOM_TYPE_ID, i,
4602                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4603                       GDI_X, x,
4604                       GDI_Y, y,
4605                       GDI_WIDTH, graphicbutton_info[i].width,
4606                       GDI_HEIGHT, graphicbutton_info[i].height,
4607                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4608                       GDI_STATE, GD_BUTTON_UNPRESSED,
4609                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4610                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4611                       GDI_EVENT_MASK, event_mask,
4612                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4613                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4614                       GDI_END);
4615
4616     if (gi == NULL)
4617       Error(ERR_EXIT, "cannot create gadget");
4618
4619     level_editor_gadget[id] = gi;
4620     right_gadget_border[id] =
4621       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4622   }
4623 }
4624
4625 static void CreateScrollbarGadgets()
4626 {
4627   int i;
4628
4629   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4630   {
4631     int id = scrollbar_info[i].gadget_id;
4632     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4633     int gd_x1, gd_x2, gd_y1, gd_y2;
4634     struct GadgetInfo *gi;
4635     int items_max, items_visible, item_position;
4636     unsigned long event_mask;
4637
4638     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4639     {
4640       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4641       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4642       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4643     }
4644     else        /* drawing area scrollbars */
4645     {
4646       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4647       {
4648         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4649         items_visible = ed_fieldx;
4650         item_position = 0;
4651       }
4652       else
4653       {
4654         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4655         items_visible = ed_fieldy;
4656         item_position = 0;
4657       }
4658     }
4659
4660     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4661
4662     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4663     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4664                       scrollbar_info[i].height : scrollbar_info[i].width));
4665     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4666     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4667
4668     gi = CreateGadget(GDI_CUSTOM_ID, id,
4669                       GDI_CUSTOM_TYPE_ID, i,
4670                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4671                       GDI_X, scrollbar_info[i].x,
4672                       GDI_Y, scrollbar_info[i].y,
4673                       GDI_WIDTH, scrollbar_info[i].width,
4674                       GDI_HEIGHT, scrollbar_info[i].height,
4675                       GDI_TYPE, scrollbar_info[i].type,
4676                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4677                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4678                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4679                       GDI_STATE, GD_BUTTON_UNPRESSED,
4680                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4681                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4682                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4683                       GDI_EVENT_MASK, event_mask,
4684                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4685                       GDI_CALLBACK_ACTION, HandleControlButtons,
4686                       GDI_END);
4687
4688     if (gi == NULL)
4689       Error(ERR_EXIT, "cannot create gadget");
4690
4691     level_editor_gadget[id] = gi;
4692   }
4693 }
4694
4695 static void CreateCheckbuttonGadgets()
4696 {
4697   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4698   struct GadgetInfo *gi;
4699   unsigned long event_mask;
4700   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4701   int i;
4702
4703   event_mask = GD_EVENT_PRESSED;
4704
4705   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4706   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4707   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4708   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4709   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4710
4711   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
4712   {
4713     int id = checkbutton_info[i].gadget_id;
4714     int x = SX + checkbutton_info[i].x;
4715     int y = SY + checkbutton_info[i].y;
4716
4717     if (id == GADGET_ID_STICK_ELEMENT)
4718       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4719     else
4720       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4721
4722     /* determine horizontal position to the right of specified gadget */
4723     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4724       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4725            ED_GADGET_TEXT_DISTANCE);
4726
4727     /* determine horizontal offset for leading text */
4728     if (checkbutton_info[i].text_left != NULL)
4729       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4730
4731     gi = CreateGadget(GDI_CUSTOM_ID, id,
4732                       GDI_CUSTOM_TYPE_ID, i,
4733                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4734                       GDI_X, x,
4735                       GDI_Y, y,
4736                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4737                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4738                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4739                       GDI_CHECKED, *checkbutton_info[i].value,
4740                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4741                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4742                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4743                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4744                       GDI_EVENT_MASK, event_mask,
4745                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4746                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4747                       GDI_END);
4748
4749     if (gi == NULL)
4750       Error(ERR_EXIT, "cannot create gadget");
4751
4752     level_editor_gadget[id] = gi;
4753     right_gadget_border[id] =
4754       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4755   }
4756 }
4757
4758 static void CreateRadiobuttonGadgets()
4759 {
4760   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4761   struct GadgetInfo *gi;
4762   unsigned long event_mask;
4763   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4764   int i;
4765
4766   event_mask = GD_EVENT_PRESSED;
4767
4768   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4769   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4770   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4771   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4772   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4773
4774   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4775   {
4776     int id = radiobutton_info[i].gadget_id;
4777     int x = SX + radiobutton_info[i].x;
4778     int y = SY + radiobutton_info[i].y;
4779
4780     int checked =
4781       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4782
4783     /* determine horizontal position to the right of specified gadget */
4784     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4785       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4786            ED_GADGET_TEXT_DISTANCE);
4787
4788     /* determine horizontal offset for leading text */
4789     if (radiobutton_info[i].text_left != NULL)
4790       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4791
4792     gi = CreateGadget(GDI_CUSTOM_ID, id,
4793                       GDI_CUSTOM_TYPE_ID, i,
4794                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4795                       GDI_X, x,
4796                       GDI_Y, y,
4797                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4798                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4799                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4800                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4801                       GDI_CHECKED, checked,
4802                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4803                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4804                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4805                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4806                       GDI_EVENT_MASK, event_mask,
4807                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4808                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4809                       GDI_END);
4810
4811     if (gi == NULL)
4812       Error(ERR_EXIT, "cannot create gadget");
4813
4814     level_editor_gadget[id] = gi;
4815     right_gadget_border[id] =
4816       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4817   }
4818 }
4819
4820 void CreateLevelEditorGadgets()
4821 {
4822   int old_game_status = game_status;
4823
4824   /* setting 'game_status' is needed to get the right fonts for the editor */
4825   game_status = GAME_MODE_EDITOR;
4826
4827   ReinitializeElementList();
4828
4829   CreateControlButtons();
4830   CreateScrollbarGadgets();
4831
4832   /* order of function calls is important because of cross-references */
4833   CreateCheckbuttonGadgets();
4834   CreateCounterButtons();
4835   CreateRadiobuttonGadgets();
4836   CreateTextInputGadgets();
4837   CreateTextAreaGadgets();
4838   CreateSelectboxGadgets();
4839   CreateGraphicbuttonGadgets();
4840   CreateTextbuttonGadgets();
4841   CreateDrawingAreas();
4842
4843   game_status = old_game_status;
4844 }
4845
4846 void FreeLevelEditorGadgets()
4847 {
4848   int i;
4849
4850   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4851     FreeGadget(level_editor_gadget[i]);
4852 }
4853
4854 static void MapCounterButtons(int id)
4855 {
4856   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4857   int gadget_id_text = counterbutton_info[id].gadget_id_text;
4858   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4859   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
4860   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
4861   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
4862 #if 0
4863   char infotext[MAX_OUTPUT_LINESIZE + 1];
4864   int max_infotext_len = getMaxInfoTextLength();
4865   int xoffset_left = 0;
4866   int yoffset_left = ED_BORDER_SIZE;
4867   int xoffset_right = getCounterGadgetWidth();
4868   int yoffset_right = ED_BORDER_SIZE;
4869 #else
4870   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
4871   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4872   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
4873   int yoffset = ED_BORDER_SIZE;
4874   int x_left = gi_down->x - xoffset_left;
4875   int x_right = gi_up->x + gi_up->width + xoffset_right;
4876   int y_above = gi_down->y - yoffset_above;
4877   int x = gi_down->x;
4878   int y;        /* set after gadget position was modified */
4879 #endif
4880
4881   /* set position for "score" counter gadget */
4882   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
4883   {
4884     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4885     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4886     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4887   }
4888
4889   y = gi_up->y + yoffset;
4890
4891   if (counterbutton_info[id].text_above)
4892     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
4893
4894   if (counterbutton_info[id].text_left)
4895     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
4896
4897   if (counterbutton_info[id].text_right)
4898     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
4899
4900   ModifyEditorCounter(id, *counterbutton_info[id].value);
4901
4902   MapGadget(gi_down);
4903   MapGadget(gi_text);
4904   MapGadget(gi_up);
4905 }
4906
4907 static void MapControlButtons()
4908 {
4909   int counter_id;
4910   int i;
4911
4912   /* map toolbox buttons (excluding special CE toolbox buttons) */
4913   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
4914     MapGadget(level_editor_gadget[i]);
4915
4916   /* map buttons to select elements */
4917   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4918     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
4919   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
4920   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
4921   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
4922
4923   /* map buttons to select level */
4924   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
4925   ModifyEditorCounterLimits(counter_id,
4926                             leveldir_current->first_level,
4927                             leveldir_current->last_level);
4928   MapCounterButtons(counter_id);
4929 }
4930
4931 static void MapDrawingArea(int id)
4932 {
4933   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4934   int area_xsize = gi->drawing.area_xsize;
4935   int area_ysize = gi->drawing.area_ysize;
4936   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
4937   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
4938   int x_left  = gi->x - xoffset_left;
4939   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
4940   int x_below = gi->x + (gi->width - xoffset_below) / 2;
4941   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
4942   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
4943
4944   if (drawingarea_info[id].text_left)
4945     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
4946
4947   if (drawingarea_info[id].text_right)
4948     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
4949
4950   if (drawingarea_info[id].text_below)
4951     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
4952
4953   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
4954   {
4955     DrawElementBorder(gi->x, gi->y,
4956                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
4957
4958     DrawDrawingArea(id);
4959   }
4960
4961   MapGadget(gi);
4962 }
4963
4964 static void MapTextInputGadget(int id)
4965 {
4966   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
4967   int xoffset_above = 0;
4968   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4969   int x_above = textinput_info[id].x + xoffset_above;
4970   int y_above = textinput_info[id].y + yoffset_above;
4971
4972   if (textinput_info[id].text_above)
4973     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
4974
4975   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
4976
4977   MapGadget(gi);
4978 }
4979
4980 static void MapTextAreaGadget(int id)
4981 {
4982   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
4983   int xoffset_above = 0;
4984   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4985   int x_above = textarea_info[id].x + xoffset_above;
4986   int y_above = textarea_info[id].y + yoffset_above;
4987
4988   if (textarea_info[id].text_above)
4989     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
4990
4991   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
4992
4993   MapGadget(gi);
4994 }
4995
4996 static void MapSelectboxGadget(int id)
4997 {
4998   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
4999   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5000   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5001   int yoffset = ED_BORDER_SIZE;
5002   int x_left = gi->x - xoffset_left;
5003   int x_right = gi->x + gi->width + xoffset_right;
5004   int y = gi->y + yoffset;
5005
5006   if (selectbox_info[id].text_left)
5007     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5008
5009   if (selectbox_info[id].text_right)
5010     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5011
5012   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5013
5014   MapGadget(gi);
5015 }
5016
5017 static void MapTextbuttonGadget(int id)
5018 {
5019   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5020   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5021   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5022   int yoffset = ED_BORDER_SIZE;
5023   int x_left = gi->x - xoffset_left;
5024   int x_right = gi->x + gi->width + xoffset_right;
5025   int y = gi->y + yoffset;
5026
5027   /* only show button to delete change pages when more than minimum pages */
5028   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5029       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5030     return;
5031
5032   if (textbutton_info[id].text_left)
5033     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5034
5035   if (textbutton_info[id].text_right)
5036     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5037
5038   MapGadget(gi);
5039 }
5040
5041 static void MapGraphicbuttonGadget(int id)
5042 {
5043   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5044   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5045   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5046   int yoffset = ED_BORDER_SIZE;
5047   int x_left = gi->x - xoffset_left;
5048   int x_right = gi->x + gi->width + xoffset_right;
5049   int y = gi->y + yoffset;
5050
5051   if (graphicbutton_info[id].text_left)
5052     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5053
5054   if (graphicbutton_info[id].text_right)
5055     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5056
5057   MapGadget(gi);
5058 }
5059
5060 static void MapRadiobuttonGadget(int id)
5061 {
5062   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5063   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5064   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5065   int yoffset = ED_BORDER_SIZE;
5066   int x_left = gi->x - xoffset_left;
5067   int x_right = gi->x + gi->width + xoffset_right;
5068   int y = gi->y + yoffset;
5069   boolean checked =
5070     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5071
5072   if (radiobutton_info[id].text_left)
5073     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5074
5075   if (radiobutton_info[id].text_right)
5076     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5077
5078   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5079
5080   MapGadget(gi);
5081 }
5082
5083 static void MapCheckbuttonGadget(int id)
5084 {
5085   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5086   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5087   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5088   int yoffset = ED_BORDER_SIZE;
5089   int x_left = gi->x - xoffset_left;
5090   int x_right = gi->x + gi->width + xoffset_right;
5091   int y;        /* set after gadget position was modified */
5092
5093   /* set position for "stickybutton" and "can move into acid" gadgets */
5094   if (id == ED_CHECKBUTTON_ID_STICK_ELEMENT ||
5095       id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
5096     ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5097
5098   y = gi->y + yoffset;
5099
5100   if (checkbutton_info[id].text_left)
5101     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5102
5103   if (checkbutton_info[id].text_right)
5104     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5105
5106   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5107
5108   MapGadget(gi);
5109 }
5110
5111 static void MapMainDrawingArea()
5112 {
5113   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5114   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5115   int i;
5116
5117   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5118   {
5119     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5120           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5121          no_horizontal_scrollbar) ||
5122         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5123           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5124          no_vertical_scrollbar))
5125       continue;
5126
5127     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5128   }
5129
5130   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5131   {
5132     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5133         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5134       continue;
5135
5136     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5137   }
5138
5139   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5140 }
5141
5142 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5143 {
5144   int i;
5145
5146   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5147   {
5148     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5149         i == GADGET_ID_CUSTOM_COPY_TO ||
5150         i == GADGET_ID_CUSTOM_EXCHANGE)
5151     {
5152       if (map)
5153         MapGadget(level_editor_gadget[i]);
5154       else
5155         UnmapGadget(level_editor_gadget[i]);
5156     }
5157   }
5158 }
5159
5160 static void MapLevelEditorToolboxCustomGadgets()
5161 {
5162   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5163 }
5164
5165 static void UnmapLevelEditorToolboxCustomGadgets()
5166 {
5167   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5168 }
5169
5170 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5171 {
5172   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5173   int i;
5174
5175   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5176   {
5177     if (i != GADGET_ID_SINGLE_ITEMS &&
5178         i != GADGET_ID_PROPERTIES &&
5179         i != GADGET_ID_PICK_ELEMENT)
5180     {
5181       struct GadgetInfo *gi = level_editor_gadget[i];
5182
5183       if (map)
5184         MapGadget(gi);
5185       else
5186       {
5187         UnmapGadget(gi);
5188
5189         BlitBitmap(gd_bitmap, drawto,
5190                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5191                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5192                    gi->width, gi->height, gi->x, gi->y);
5193
5194         redraw_mask |= REDRAW_DOOR_3;
5195       }
5196     }
5197   }
5198 }
5199
5200 static void MapLevelEditorToolboxDrawingGadgets()
5201 {
5202   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5203 }
5204
5205 static void UnmapLevelEditorToolboxDrawingGadgets()
5206 {
5207   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5208 }
5209
5210 static void UnmapDrawingArea(int id)
5211 {
5212   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5213 }
5214
5215 static void UnmapLevelEditorWindowGadgets()
5216 {
5217   int i;
5218
5219   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5220     if (level_editor_gadget[i]->x < SX + SXSIZE)
5221       UnmapGadget(level_editor_gadget[i]);
5222 }
5223
5224 void UnmapLevelEditorGadgets()
5225 {
5226   int i;
5227
5228   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5229     UnmapGadget(level_editor_gadget[i]);
5230 }
5231
5232 static void ResetUndoBuffer()
5233 {
5234   undo_buffer_position = -1;
5235   undo_buffer_steps = -1;
5236   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5237 }
5238
5239 static void DrawEditModeWindow()
5240 {
5241   ModifyEditorElementList();
5242   RedrawDrawingElements();
5243
5244   if (edit_mode == ED_MODE_INFO)
5245     DrawLevelInfoWindow();
5246   else if (edit_mode == ED_MODE_PROPERTIES)
5247     DrawPropertiesWindow();
5248   else  /* edit_mode == ED_MODE_DRAWING */
5249     DrawDrawingWindow();
5250 }
5251
5252 static boolean LevelChanged()
5253 {
5254   boolean level_changed = FALSE;
5255   int x, y;
5256
5257   for (y = 0; y < lev_fieldy; y++)
5258     for (x = 0; x < lev_fieldx; x++)
5259       if (Feld[x][y] != level.field[x][y])
5260         level_changed = TRUE;
5261
5262   return level_changed;
5263 }
5264
5265 static boolean LevelContainsPlayer()
5266 {
5267   boolean player_found = FALSE;
5268   int x, y;
5269
5270   for (y = 0; y < lev_fieldy; y++)
5271     for (x = 0; x < lev_fieldx; x++)
5272       if (Feld[x][y] == EL_PLAYER_1 ||
5273           Feld[x][y] == EL_SP_MURPHY)
5274         player_found = TRUE;
5275
5276   return player_found;
5277 }
5278
5279 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5280                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5281 {
5282   int x, y;
5283
5284   for (x = 0; x < lev_fieldx; x++)
5285     for (y = 0; y < lev_fieldy; y++)
5286       dst[x][y] = src[x][y];
5287 }
5288
5289 static int setSelectboxValue(int selectbox_id, int new_value)
5290 {
5291   int new_index_value = 0;
5292   int i;
5293
5294   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5295     if (selectbox_info[selectbox_id].options[i].value == new_value)
5296       new_index_value = i;
5297
5298   *selectbox_info[selectbox_id].value =
5299     selectbox_info[selectbox_id].options[new_index_value].value;
5300
5301   return new_index_value;
5302 }
5303
5304 static void copy_custom_element_settings(int element_from, int element_to)
5305 {
5306 #if 1
5307   struct ElementInfo ei_to_old = element_info[element_to];
5308   struct ElementInfo *ei_from = &element_info[element_from];
5309   struct ElementInfo *ei_to = &element_info[element_to];
5310   int i;
5311
5312   /* ---------- copy whole element structure ---------- */
5313   *ei_to = *ei_from;
5314
5315   /* ---------- restore structure pointers which cannot be copied ---------- */
5316   ei_to->token_name         = ei_to_old.token_name;
5317   ei_to->class_name         = ei_to_old.class_name;
5318   ei_to->editor_description = ei_to_old.editor_description;
5319   ei_to->custom_description = ei_to_old.custom_description;
5320   ei_to->change_page        = ei_to_old.change_page;
5321   ei_to->change             = ei_to_old.change;
5322   ei_to->group              = ei_to_old.group;
5323
5324   /* ---------- copy element base properties ---------- */
5325   Properties[element_to][EP_BITFIELD_BASE] =
5326     Properties[element_from][EP_BITFIELD_BASE];
5327
5328   /* ---------- reinitialize and copy change pages ---------- */
5329   setElementChangePages(ei_to, ei_to->num_change_pages);
5330
5331   for (i=0; i < ei_to->num_change_pages; i++)
5332     ei_to->change_page[i] = ei_from->change_page[i];
5333
5334   /* ---------- copy group element info ---------- */
5335   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5336     *ei_to->group = *ei_from->group;
5337
5338 #else
5339
5340   struct ElementInfo *ei_from = &element_info[element_from];
5341   struct ElementInfo *ei_to = &element_info[element_to];
5342   int i, x, y;
5343
5344   /* ---------- copy element description ---------- */
5345   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5346     ei_to->description[i] = ei_from->description[i];
5347
5348   /* ---------- copy element properties ---------- */
5349   Properties[element_to][EP_BITFIELD_BASE] =
5350     Properties[element_from][EP_BITFIELD_BASE];
5351
5352   /* ---------- copy custom property values ---------- */
5353
5354   ei_to->use_gfx_element = ei_from->use_gfx_element;
5355   ei_to->gfx_element = ei_from->gfx_element;
5356
5357   ei_to->collect_score = ei_from->collect_score;
5358   ei_to->collect_count = ei_from->collect_count;
5359
5360   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5361   ei_to->push_delay_random = ei_from->push_delay_random;
5362   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5363   ei_to->move_delay_random = ei_from->move_delay_random;
5364
5365   ei_to->move_pattern = ei_from->move_pattern;
5366   ei_to->move_direction_initial = ei_from->move_direction_initial;
5367   ei_to->move_stepsize = ei_from->move_stepsize;
5368
5369   ei_to->slippery_type = ei_from->slippery_type;
5370
5371   for (y = 0; y < 3; y++)
5372     for (x = 0; x < 3; x++)
5373       ei_to->content[x][y] = ei_from->content[x][y];
5374
5375   ei_to->num_change_pages = ei_from->num_change_pages;
5376   setElementChangePages(ei_to, ei_to->num_change_pages);
5377
5378   for (i=0; i < ei_to->num_change_pages; i++)
5379   {
5380     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
5381     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
5382
5383     /* always start with reliable default values */
5384     setElementChangeInfoToDefaults(change_to);
5385
5386     change_to->events = change_from->events;
5387
5388     change_to->target_element = change_from->target_element;
5389
5390     change_to->delay_fixed = change_from->delay_fixed;
5391     change_to->delay_random = change_from->delay_random;
5392     change_to->delay_frames = change_from->delay_frames;
5393
5394     change_to->trigger_element = change_from->trigger_element;
5395
5396     change_to->explode = change_from->explode;
5397     change_to->use_content = change_from->use_content;
5398     change_to->only_complete = change_from->only_complete;
5399     change_to->use_random_change = change_from->use_random_change;
5400
5401     change_to->random = change_from->random;
5402     change_to->power = change_from->power;
5403
5404     for (y = 0; y < 3; y++)
5405       for (x = 0; x < 3; x++)
5406         change_to->content[x][y] = change_from->content[x][y];
5407
5408     change_to->can_change = change_from->can_change;
5409
5410     change_to->sides = change_from->sides;
5411   }
5412 #endif
5413
5414   /* mark this custom element as modified */
5415   ei_to->modified_settings = TRUE;
5416 }
5417
5418 static void replace_custom_element_in_settings(int element_from,
5419                                                int element_to)
5420 {
5421   int i, j, x, y;
5422
5423   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5424   {
5425     struct ElementInfo *ei = &element_info[i];
5426
5427     for (y = 0; y < 3; y++)
5428       for (x = 0; x < 3; x++)
5429         if (ei->content[x][y] == element_from)
5430           ei->content[x][y] = element_to;
5431
5432     for (j = 0; j < ei->num_change_pages; j++)
5433     {
5434       struct ElementChangeInfo *change = &ei->change_page[j];
5435
5436       if (change->target_element == element_from)
5437         change->target_element = element_to;
5438
5439       if (change->trigger_element == element_from)
5440         change->trigger_element = element_to;
5441
5442       for (y = 0; y < 3; y++)
5443         for (x = 0; x < 3; x++)
5444           if (change->content[x][y] == element_from)
5445             change->content[x][y] = element_to;
5446     }
5447
5448     if (ei->group != NULL)                              /* group or internal */
5449       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5450         if (ei->group->element[j] == element_from)
5451           ei->group->element[j] = element_to;
5452   }
5453 }
5454
5455 static void replace_custom_element_in_playfield(int element_from,
5456                                                 int element_to)
5457 {
5458   int x, y;
5459
5460   for (x = 0; x < lev_fieldx; x++)
5461     for (y = 0; y < lev_fieldy; y++)
5462       if (Feld[x][y] == element_from)
5463         Feld[x][y] = element_to;
5464 }
5465
5466 static boolean CopyCustomElement(int element_old, int element_new,
5467                                  int copy_mode)
5468 {
5469   if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5470   {
5471     Request("Please choose custom element !", REQ_CONFIRM);
5472
5473     return FALSE;
5474   }
5475   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5476   {
5477     Request("Please choose group element !", REQ_CONFIRM);
5478
5479     return FALSE;
5480   }
5481
5482   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5483   {
5484     copy_custom_element_settings(element_new, element_old);
5485   }
5486   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5487   {
5488     copy_custom_element_settings(element_old, element_new);
5489   }
5490   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5491   {
5492     copy_custom_element_settings(element_old, EL_INTERNAL_EDITOR);
5493     copy_custom_element_settings(element_new, element_old);
5494     copy_custom_element_settings(EL_INTERNAL_EDITOR, element_new);
5495
5496     replace_custom_element_in_settings(element_old, EL_INTERNAL_EDITOR);
5497     replace_custom_element_in_settings(element_new, element_old);
5498     replace_custom_element_in_settings(EL_INTERNAL_EDITOR, element_new);
5499
5500     replace_custom_element_in_playfield(element_old, EL_INTERNAL_EDITOR);
5501     replace_custom_element_in_playfield(element_new, element_old);
5502     replace_custom_element_in_playfield(EL_INTERNAL_EDITOR, element_new);
5503   }
5504
5505   UpdateCustomElementGraphicGadgets();
5506   DrawPropertiesWindow();
5507
5508   return TRUE;
5509 }
5510
5511 static void CopyCustomElementPropertiesToEditor(int element)
5512 {
5513   int i;
5514   int current_change_page = element_info[element].current_change_page;
5515
5516   /* dynamically (re)build selectbox for selecting change page */
5517   for (i = 0; i < element_info[element].num_change_pages; i++)
5518   {
5519     sprintf(options_change_page_strings[i], "%d", i + 1);
5520
5521     options_change_page[i].value = i;
5522     options_change_page[i].text = options_change_page_strings[i];
5523   }
5524
5525   options_change_page[i].value = -1;
5526   options_change_page[i].text = NULL;
5527
5528   /* needed here to initialize combined element properties */
5529   InitElementPropertiesEngine(level.game_version);
5530
5531   element_info[element].change =
5532     &element_info[element].change_page[current_change_page];
5533
5534   custom_element = element_info[element];
5535   custom_element_change = *element_info[element].change;
5536
5537   /* needed to initially set selectbox value variables to reliable defaults */
5538   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5539     setSelectboxValue(i, *selectbox_info[i].value);
5540
5541   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5542     custom_element_properties[i] = HAS_PROPERTY(element, i);
5543
5544   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5545     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5546
5547   /* ---------- element settings: configure (custom elements) ------------- */
5548
5549   /* set accessible layer selectbox help value */
5550   custom_element.access_type =
5551     (IS_WALKABLE(element) ? EP_WALKABLE :
5552      IS_PASSABLE(element) ? EP_PASSABLE :
5553      custom_element.access_type);
5554   custom_element.access_layer =
5555     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5556      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5557      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5558      custom_element.access_layer);
5559   custom_element.access_protected =
5560     (IS_PROTECTED(element) ? 1 : 0);
5561   custom_element_properties[EP_ACCESSIBLE] =
5562     (IS_ACCESSIBLE_OVER(element) ||
5563      IS_ACCESSIBLE_INSIDE(element) ||
5564      IS_ACCESSIBLE_UNDER(element));
5565
5566   /* set walk-to-object action selectbox help value */
5567   custom_element.walk_to_action =
5568     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5569      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5570      IS_DROPPABLE(element) ? EP_DROPPABLE :
5571      IS_PUSHABLE(element) ? EP_PUSHABLE :
5572      custom_element.walk_to_action);
5573   custom_element_properties[EP_WALK_TO_OBJECT] =
5574     (IS_DIGGABLE(element) ||
5575      IS_COLLECTIBLE_ONLY(element) ||
5576      IS_DROPPABLE(element) ||
5577      IS_PUSHABLE(element));
5578
5579   /* set smash targets selectbox help value */
5580   custom_element.smash_targets =
5581     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5582      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5583      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5584      custom_element.smash_targets);
5585   custom_element_properties[EP_CAN_SMASH] =
5586     (CAN_SMASH_EVERYTHING(element) ||
5587      CAN_SMASH_ENEMIES(element) ||
5588      CAN_SMASH_PLAYER(element));
5589
5590   /* set deadliness selectbox help value */
5591   custom_element.deadliness =
5592     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5593      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5594      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5595      custom_element.deadliness);
5596   custom_element_properties[EP_DEADLY] =
5597     (DONT_TOUCH(element) ||
5598      DONT_COLLIDE_WITH(element) ||
5599      DONT_RUN_INTO(element));
5600
5601   /* set consistency selectbox help value */
5602   custom_element.consistency =
5603     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5604      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5605      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5606      CAN_EXPLODE_DYNA(element) ? EP_CAN_EXPLODE_DYNA :
5607      custom_element.consistency);
5608   custom_element_properties[EP_EXPLODE_RESULT] =
5609     (IS_INDESTRUCTIBLE(element) ||
5610      CAN_EXPLODE_1X1(element) ||
5611      CAN_EXPLODE_3X3(element) ||
5612      CAN_EXPLODE_DYNA(element));
5613
5614   /* special case: sub-settings dependent from main setting */
5615   if (CAN_EXPLODE_BY_FIRE(element))
5616     custom_element.can_explode_by_fire = TRUE;
5617   if (CAN_EXPLODE_SMASHED(element))
5618     custom_element.can_explode_smashed = TRUE;
5619   if (CAN_EXPLODE_IMPACT(element))
5620     custom_element.can_explode_impact  = TRUE;
5621
5622   /* ---------- element settings: advanced (custom elements) --------------- */
5623
5624   /* set "change by direct action" selectbox help value */
5625   custom_element_change.direct_action =
5626     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5627      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5628      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5629      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5630      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5631      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5632      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5633      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5634      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5635      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5636      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5637      custom_element_change.direct_action);
5638
5639   /* set "change by other element action" selectbox help value */
5640   custom_element_change.other_action =
5641     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5642      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5643      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5644      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5645      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5646      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5647      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5648      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5649      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5650      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5651      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5652      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5653      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5654      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5655      custom_element_change.other_action);
5656 }
5657
5658 static void CopyGroupElementPropertiesToEditor(int element)
5659 {
5660   group_element_info = *element_info[element].group;
5661   custom_element = element_info[element];       /* needed for description */
5662 }
5663
5664 static void CopyClassicElementPropertiesToEditor(int element)
5665 {
5666 #if 1
5667   if (COULD_MOVE_INTO_ACID(element))
5668     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5669       getMoveIntoAcidProperty(&level, element);
5670
5671 #else
5672
5673   if (COULD_MOVE_INTO_ACID(element))
5674   {
5675     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5676
5677     if (bit_nr > -1)
5678       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5679         ((level.can_move_into_acid & (1 << bit_nr)) != 0);
5680   }
5681 #endif
5682 }
5683
5684 static void CopyElementPropertiesToEditor(int element)
5685 {
5686   if (IS_CUSTOM_ELEMENT(element))
5687     CopyCustomElementPropertiesToEditor(element);
5688   else if (IS_GROUP_ELEMENT(element))
5689     CopyGroupElementPropertiesToEditor(element);
5690   else
5691     CopyClassicElementPropertiesToEditor(element);
5692 }
5693
5694 static void CopyCustomElementPropertiesToGame(int element)
5695 {
5696   int i;
5697   int access_type_and_layer;
5698
5699   /* mark that this custom element has been modified */
5700   custom_element.modified_settings = TRUE;
5701
5702   if (level.use_custom_template)
5703   {
5704     if (Request("Copy and modify level template ?", REQ_ASK))
5705     {
5706       level.use_custom_template = FALSE;
5707       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5708                    GDI_CHECKED, FALSE, GDI_END);
5709     }
5710     else
5711     {
5712       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5713
5714       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5715     }
5716   }
5717
5718   element_info[element] = custom_element;
5719   *element_info[element].change = custom_element_change;
5720
5721   /* ---------- element settings: configure (custom elements) ------------- */
5722
5723   /* set accessible property from checkbox and selectbox */
5724   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5725   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5726   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5727   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5728   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5729   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5730   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5731                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5732                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5733   custom_element_properties[access_type_and_layer] =
5734     custom_element_properties[EP_ACCESSIBLE];
5735   custom_element_properties[EP_PROTECTED] =
5736     (custom_element.access_protected != 0 &&
5737      custom_element_properties[EP_ACCESSIBLE]);
5738
5739   /* set walk-to-object property from checkbox and selectbox */
5740   custom_element_properties[EP_DIGGABLE] = FALSE;
5741   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5742   custom_element_properties[EP_DROPPABLE] = FALSE;
5743   custom_element_properties[EP_PUSHABLE] = FALSE;
5744   custom_element_properties[custom_element.walk_to_action] =
5745     custom_element_properties[EP_WALK_TO_OBJECT];
5746
5747   /* set smash property from checkbox and selectbox */
5748   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5749   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5750   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5751   custom_element_properties[custom_element.smash_targets] =
5752     custom_element_properties[EP_CAN_SMASH];
5753
5754   /* set deadliness property from checkbox and selectbox */
5755   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5756   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5757   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5758   custom_element_properties[custom_element.deadliness] =
5759     custom_element_properties[EP_DEADLY];
5760
5761   /* set consistency property from checkbox and selectbox */
5762   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5763   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5764   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5765   custom_element_properties[EP_CAN_EXPLODE_DYNA] = FALSE;
5766   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5767   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5768   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5769   custom_element_properties[custom_element.consistency] =
5770     custom_element_properties[EP_EXPLODE_RESULT];
5771
5772   /* special case: sub-settings dependent from main setting */
5773   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
5774       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5775       custom_element_properties[EP_CAN_EXPLODE_DYNA])
5776   {
5777     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5778       custom_element.can_explode_by_fire;
5779     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5780       custom_element.can_explode_smashed;
5781     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5782       custom_element.can_explode_impact;
5783   }
5784
5785   /* ---------- element settings: advanced (custom elements) --------------- */
5786
5787   /* set player change event from checkbox and selectbox */
5788   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5789   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5790   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5791   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5792   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5793   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5794   custom_element_change_events[CE_SWITCHED] = FALSE;
5795   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
5796   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
5797   custom_element_change_events[CE_IMPACT] = FALSE;
5798   custom_element_change_events[CE_SMASHED] = FALSE;
5799   custom_element_change_events[custom_element_change.direct_action] =
5800     custom_element_change_events[CE_BY_DIRECT_ACTION];
5801
5802   /* set other element action change event from checkbox and selectbox */
5803   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5804   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5805   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5806   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5807   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5808   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5809   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5810   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5811   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5812   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
5813   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
5814   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5815   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5816   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5817   custom_element_change_events[custom_element_change.other_action] =
5818     custom_element_change_events[CE_BY_OTHER_ACTION];
5819
5820   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5821     SET_PROPERTY(element, i, custom_element_properties[i]);
5822
5823   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5824     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5825
5826   /* copy change events also to special level editor variable */
5827   custom_element = element_info[element];
5828   custom_element_change = *element_info[element].change;
5829 }
5830
5831 static void CopyGroupElementPropertiesToGame(int element)
5832 {
5833   element_info[element] = custom_element;
5834   *element_info[element].group = group_element_info;
5835
5836   /* mark that this group element has been modified */
5837   element_info[element].modified_settings = TRUE;
5838 }
5839
5840 static void CopyClassicElementPropertiesToGame(int element)
5841 {
5842 #if 1
5843   if (COULD_MOVE_INTO_ACID(element))
5844     setMoveIntoAcidProperty(&level, element,
5845                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
5846 #else
5847
5848   if (COULD_MOVE_INTO_ACID(element))
5849   {
5850     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5851
5852     if (bit_nr > -1)
5853     {
5854       level.can_move_into_acid &= ~(1 << bit_nr);
5855
5856       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
5857         level.can_move_into_acid |= (1 << bit_nr);
5858     }
5859   }
5860 #endif
5861 }
5862
5863 static void CopyElementPropertiesToGame(int element)
5864 {
5865   if (IS_CUSTOM_ELEMENT(element))
5866     CopyCustomElementPropertiesToGame(element);
5867   else if (IS_GROUP_ELEMENT(element))
5868     CopyGroupElementPropertiesToGame(element);
5869   else
5870     CopyClassicElementPropertiesToGame(element);
5871 }
5872
5873 void DrawLevelEd()
5874 {
5875   CloseDoor(DOOR_CLOSE_ALL);
5876   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
5877
5878   if (level_editor_test_game)
5879   {
5880     CopyPlayfield(level.field, Feld);
5881     CopyPlayfield(FieldBackup, level.field);
5882
5883     level_editor_test_game = FALSE;
5884   }
5885   else
5886   {
5887     edit_mode = ED_MODE_DRAWING;
5888     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
5889
5890     ResetUndoBuffer();
5891
5892     level_xpos = -1;
5893     level_ypos = -1;
5894   }
5895
5896   /* copy default editor door content to main double buffer */
5897   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5898              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
5899
5900 #if 0
5901   /* draw mouse button brush elements */
5902   RedrawDrawingElements();
5903 #endif
5904
5905   /* draw bigger door */
5906   DrawSpecialEditorDoor();
5907
5908   /* draw new control window */
5909   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5910              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
5911
5912   redraw_mask |= REDRAW_ALL;
5913
5914   ReinitializeElementListButtons();     /* only needed after setup changes */
5915 #if 0
5916   ModifyEditorElementList();            /* may be needed for custom elements */
5917 #endif
5918
5919   UnmapTapeButtons();
5920   MapControlButtons();
5921
5922   DrawEditModeWindow();
5923
5924   /* copy actual editor door content to door double buffer for OpenDoor() */
5925   BlitBitmap(drawto, bitmap_db_door,
5926              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
5927
5928   OpenDoor(DOOR_OPEN_1);
5929 }
5930
5931 static void AdjustDrawingAreaGadgets()
5932 {
5933   int ed_xsize = lev_fieldx + 2;
5934   int ed_ysize = lev_fieldy + 2;
5935   int max_ed_fieldx = MAX_ED_FIELDX;
5936   int max_ed_fieldy = MAX_ED_FIELDY;
5937   boolean horizontal_scrollbar_needed;
5938   boolean vertical_scrollbar_needed;
5939   int x, y, width, height;
5940   int xoffset, yoffset;
5941
5942   /* check if we need any scrollbars */
5943   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5944   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5945
5946   /* check if we have a smaller editor field because of scrollbars */
5947   if (horizontal_scrollbar_needed)
5948     max_ed_fieldy = MAX_ED_FIELDY - 1;
5949   if (vertical_scrollbar_needed)
5950     max_ed_fieldx = MAX_ED_FIELDX - 1;
5951
5952   /* check again if we now need more scrollbars because of less space */
5953   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5954   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5955
5956   /* check if editor field gets even smaller after adding new scrollbars */
5957   if (horizontal_scrollbar_needed)
5958     max_ed_fieldy = MAX_ED_FIELDY - 1;
5959   if (vertical_scrollbar_needed)
5960     max_ed_fieldx = MAX_ED_FIELDX - 1;
5961
5962   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
5963   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
5964
5965   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
5966                GDI_WIDTH, ed_fieldx * MINI_TILEX,
5967                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
5968                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
5969                GDI_END);
5970
5971   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
5972   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
5973
5974   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
5975   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
5976
5977   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
5978   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
5979
5980   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
5981   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
5982
5983   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
5984                GDI_WIDTH, width,
5985                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
5986                GDI_END);
5987   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
5988                GDI_HEIGHT, height,
5989                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
5990                GDI_END);
5991 }
5992
5993 static void AdjustLevelScrollPosition()
5994 {
5995   if (level_xpos < -1)
5996     level_xpos = -1;
5997   if (level_xpos > lev_fieldx - ed_fieldx + 1)
5998     level_xpos = lev_fieldx - ed_fieldx + 1;
5999   if (lev_fieldx < ed_fieldx - 2)
6000     level_xpos = -1;
6001
6002   if (level_ypos < -1)
6003     level_ypos = -1;
6004   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6005     level_ypos = lev_fieldy - ed_fieldy + 1;
6006   if (lev_fieldy < ed_fieldy - 2)
6007     level_ypos = -1;
6008 }
6009
6010 static void AdjustEditorScrollbar(int id)
6011 {
6012   struct GadgetInfo *gi = level_editor_gadget[id];
6013   int items_max, items_visible, item_position;
6014
6015   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6016   {
6017     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6018     items_visible = ed_fieldx;
6019     item_position = level_xpos + 1;
6020   }
6021   else
6022   {
6023     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6024     items_visible = ed_fieldy;
6025     item_position = level_ypos + 1;
6026   }
6027
6028   if (item_position > items_max - items_visible)
6029     item_position = items_max - items_visible;
6030
6031   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6032                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6033 }
6034
6035 static void ModifyEditorCounter(int counter_id, int new_value)
6036 {
6037   int *counter_value = counterbutton_info[counter_id].value;
6038   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6039   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6040
6041   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6042
6043   if (counter_value != NULL)
6044     *counter_value = gi->textinput.number_value;
6045 }
6046
6047 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6048 {
6049   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6050   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6051
6052   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6053 }
6054
6055 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6056 {
6057   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6058   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6059   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6060
6061   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6062 }
6063
6064 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6065 {
6066   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6067   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6068
6069   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6070 }
6071
6072 static void ModifyEditorElementList()
6073 {
6074   int i;
6075
6076   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6077   {
6078     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6079     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6080     struct GadgetDesign *gd = &gi->deco.design;
6081     int element = editor_elements[element_shift + i];
6082
6083     UnmapGadget(gi);
6084     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6085     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6086     MapGadget(gi);
6087   }
6088 }
6089
6090 static void PickDrawingElement(int button, int element)
6091 {
6092   if (button < 1 || button > 3)
6093     return;
6094
6095   if (button == 1)
6096   {
6097     new_element1 = element;
6098     DrawMiniGraphicExt(drawto,
6099                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6100                        el2edimg(new_element1));
6101   }
6102   else if (button == 2)
6103   {
6104     new_element2 = element;
6105     DrawMiniGraphicExt(drawto,
6106                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6107                        el2edimg(new_element2));
6108   }
6109   else
6110   {
6111     new_element3 = element;
6112     DrawMiniGraphicExt(drawto,
6113                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6114                        el2edimg(new_element3));
6115   }
6116
6117   redraw_mask |= REDRAW_DOOR_1;
6118 }
6119
6120 static void RedrawDrawingElements()
6121 {
6122   PickDrawingElement(1, new_element1);
6123   PickDrawingElement(2, new_element2);
6124   PickDrawingElement(3, new_element3);
6125 }
6126
6127 static void DrawDrawingWindow()
6128 {
6129   stick_element_properties_window = FALSE;
6130
6131   SetMainBackgroundImage(IMG_UNDEFINED);
6132   ClearWindow();
6133
6134   UnmapLevelEditorWindowGadgets();
6135   UnmapLevelEditorToolboxCustomGadgets();
6136
6137   AdjustDrawingAreaGadgets();
6138   AdjustLevelScrollPosition();
6139   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6140   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6141
6142   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6143
6144   MapMainDrawingArea();
6145   MapLevelEditorToolboxDrawingGadgets();
6146 }
6147
6148 static void DrawLevelInfoWindow()
6149 {
6150   int i;
6151
6152   stick_element_properties_window = FALSE;
6153
6154   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6155   ClearWindow();
6156   UnmapLevelEditorWindowGadgets();
6157
6158   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6159            "Level Settings", FONT_TITLE_1);
6160   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6161            "Editor Settings", FONT_TITLE_1);
6162
6163   /* draw counter gadgets */
6164   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6165     MapCounterButtons(i);
6166
6167   /* draw checkbutton gadgets */
6168   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6169     MapCheckbuttonGadget(i);
6170
6171   /* draw radiobutton gadgets */
6172   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6173     MapRadiobuttonGadget(i);
6174
6175   /* draw text input gadgets */
6176   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6177     MapTextInputGadget(i);
6178
6179   /* draw drawing area */
6180   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6181 }
6182
6183 static void DrawCustomContentArea()
6184 {
6185   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6186   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6187   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6188   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
6189   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6190   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6191
6192   /* add distance for potential left text (without drawing area border) */
6193   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6194
6195   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6196
6197   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6198 }
6199
6200 static void DrawCustomChangeContentArea()
6201 {
6202   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6203   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6204   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6205   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
6206   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6207   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6208
6209   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6210
6211   MapDrawingArea(id);
6212 }
6213
6214 static void DrawElementContentAreas()
6215 {
6216   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6217   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6218   int i;
6219
6220   /* display counter to choose number of element content areas */
6221   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6222
6223   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6224   {
6225     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6226     int font_height = getFontHeight(FONT_TEXT_1);
6227
6228     if (i < level.num_yamyam_contents)
6229       MapDrawingArea(id);
6230     else
6231     {
6232       UnmapDrawingArea(id);
6233
6234       /* delete content areas in case of reducing number of them */
6235       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6236                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6237                      4 * MINI_TILEX,
6238                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6239     }
6240   }
6241
6242   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6243   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6244   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6245 }
6246
6247 static void DrawGroupElementArea(int element)
6248 {
6249   int num_elements = group_element_info.num_elements;
6250   int id = ED_DRAWING_ID_GROUP_CONTENT;
6251   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6252   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6253   int xsize = MAX_ELEMENTS_IN_GROUP;
6254   int ysize = 1;
6255
6256   if (drawingarea_info[id].text_left != NULL)
6257     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6258
6259   UnmapDrawingArea(id);
6260
6261   ModifyEditorDrawingArea(id, num_elements, 1);
6262
6263   /* delete content areas in case of reducing number of them */
6264   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6265
6266   MapDrawingArea(id);
6267 }
6268
6269 static void DrawEnvelopeTextArea(int envelope_nr)
6270 {
6271   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6272   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6273
6274   UnmapGadget(gi);
6275   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6276
6277   if (envelope_nr != -1)
6278     textarea_info[id].value = level.envelope_text[envelope_nr];
6279
6280   ModifyGadget(gi, GDI_AREA_SIZE,
6281                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6282                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6283                GDI_END);
6284
6285   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6286 }
6287
6288 char *getElementDescriptionFilename(int element)
6289 {
6290   char *docs_dir = options.docs_directory;
6291   char *elements_subdir = "elements";
6292   static char *filename = NULL;
6293   char basename[MAX_FILENAME_LEN];
6294
6295   checked_free(filename);
6296
6297   /* 1st try: look for element description file for exactly this element */
6298   sprintf(basename, "%s.txt", element_info[element].token_name);
6299   filename = getPath3(docs_dir, elements_subdir, basename);
6300   if (fileExists(filename))
6301     return filename;
6302
6303   free(filename);
6304
6305   /* 2nd try: look for element description file for this element's class */
6306   sprintf(basename, "%s.txt", element_info[element].class_name);
6307   filename = getPath3(docs_dir, elements_subdir, basename);
6308   if (fileExists(filename))
6309     return filename;
6310
6311   return NULL;
6312 }
6313
6314 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6315 {
6316   int font_height = getFontHeight(font_nr);
6317   int pad_x = ED_SETTINGS_XPOS(0);
6318   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6319   int sx = SX + pad_x;
6320   int sy = SY + pad_y;
6321   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6322
6323   if (start_line >= max_lines_per_screen)
6324     return FALSE;
6325
6326   DrawText(sx, sy + start_line * font_height, text, font_nr);
6327
6328   return TRUE;
6329 }
6330
6331 #if 1
6332
6333 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6334 {
6335   int font_nr = FONT_TEXT_2;
6336   int font_width = getFontWidth(font_nr);
6337   int font_height = getFontHeight(font_nr);
6338   int pad_x = ED_SETTINGS_XPOS(0);
6339   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6340   int sx = SX + pad_x;
6341   int sy = SY + pad_y + start_line * font_height;
6342   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6343   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6344
6345   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6346                           max_lines_per_screen);
6347 }
6348
6349 #else
6350
6351 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6352 {
6353   int font_nr = FONT_TEXT_2;
6354   int font_width = getFontWidth(font_nr);
6355   int font_height = getFontHeight(font_nr);
6356   int pad_x = ED_SETTINGS_XPOS(0);
6357   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6358   int sx = SX + pad_x;
6359   int sy = SY + pad_y;
6360   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6361   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6362   int current_line = start_line;
6363   char line[MAX_LINE_LEN];
6364   char buffer[max_chars_per_line + 1];
6365   int buffer_len;
6366   FILE *file;
6367
6368   if (current_line >= max_lines_per_screen)
6369     return 0;
6370
6371   if (filename == NULL)
6372     return 0;
6373
6374   if (!(file = fopen(filename, MODE_READ)))
6375     return 0;
6376
6377   buffer[0] = '\0';
6378   buffer_len = 0;
6379
6380   while (!feof(file) && current_line < max_lines_per_screen)
6381   {
6382     char *line_ptr;
6383     boolean last_line_was_empty = TRUE;
6384
6385     /* read next line of input file */
6386     if (!fgets(line, MAX_LINE_LEN, file))
6387       break;
6388
6389     /* skip comments (lines directly beginning with '#') */
6390     if (line[0] == '#')
6391       continue;
6392
6393     /* cut trailing newline from input line */
6394     for (line_ptr = line; *line_ptr; line_ptr++)
6395     {
6396       if (*line_ptr == '\n' || *line_ptr == '\r')
6397       {
6398         *line_ptr = '\0';
6399         break;
6400       }
6401     }
6402
6403     if (strlen(line) == 0)              /* special case: force empty line */
6404       strcpy(line, "\n");
6405
6406     line_ptr = line;
6407
6408     while (*line_ptr && current_line < max_lines_per_screen)
6409     {
6410       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6411                                                  buffer, &buffer_len,
6412                                                  last_line_was_empty,
6413                                                  max_chars_per_line);
6414       if (buffer_filled)
6415       {
6416         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6417         current_line++;
6418
6419         last_line_was_empty = (buffer_len == 0);
6420
6421         buffer[0] = '\0';
6422         buffer_len = 0;
6423       }
6424     }
6425   }
6426
6427   fclose(file);
6428
6429   if (buffer_len > 0 && current_line < max_lines_per_screen)
6430   {
6431     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6432     current_line++;
6433   }
6434
6435   return (current_line - start_line);
6436 }
6437
6438 #endif
6439
6440 static void DrawPropertiesTabulatorGadgets()
6441 {
6442   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6443   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6444   int gd_x = gd->x + gd_gi->border.width / 2;
6445   int gd_y = gd->y + gd_gi->height - 1;
6446   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6447   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6448   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6449   int max_tabs = 4;
6450   int i;
6451
6452   /* draw additional "advanced" tabulator for custom elements */
6453   if (IS_CUSTOM_ELEMENT(properties_element))
6454     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6455
6456   for (i = id_first; i <= id_last; i++)
6457   {
6458     int gadget_id = textbutton_info[i].gadget_id;
6459     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6460     boolean active = (i != edit_mode_properties);
6461
6462     /* use "config 1" and "config 2" instead of "config" */
6463     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6464         IS_CUSTOM_ELEMENT(properties_element))
6465       continue;
6466
6467     /* draw background line below tabulator button */
6468     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6469
6470     /* draw solid line below inactive tabulator buttons */
6471     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6472       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6473
6474     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6475     MapTextbuttonGadget(i);
6476   }
6477
6478   /* draw little border line below tabulator buttons */
6479   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6480     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6481                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6482                   ED_GADGET_DISTANCE, tab_color);
6483 }
6484
6485 static void DrawPropertiesInfo()
6486 {
6487   static struct
6488   {
6489     int value;
6490     char *text;
6491   }
6492   properties[] =
6493   {
6494     /* configurable properties */
6495
6496     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6497     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6498     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6499     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6500     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6501     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6502
6503     { EP_DIGGABLE,              "- can be digged away"                  },
6504     { EP_COLLECTIBLE,           "- can be collected"                    },
6505     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6506     { EP_PUSHABLE,              "- can be pushed"                       },
6507
6508     { EP_CAN_MOVE,              "- can move"                            },
6509     { EP_CAN_FALL,              "- can fall"                            },
6510
6511     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6512 #if 0
6513     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6514 #endif
6515     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6516
6517     { EP_SLIPPERY,              "- slippery for falling objects"        },
6518     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6519
6520     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6521     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6522     { EP_DONT_TOUCH,            "- deadly when touching"                },
6523
6524     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6525
6526     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6527     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6528     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6529
6530     { EP_CAN_CHANGE,            "- can change to other element"         },
6531
6532     /* pre-defined properties */
6533     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6534     { EP_HAS_CONTENT,           "- can contain other elements"          },
6535
6536     { -1,                       NULL                                    }
6537   };
6538   char *filename = getElementDescriptionFilename(properties_element);
6539   char *percentage_text = "In this level:";
6540   char *properties_text = "Standard properties:";
6541   float percentage;
6542   int num_elements_in_level;
6543   int num_standard_properties = 0;
6544   int font1_nr = FONT_TEXT_1;
6545   int font2_nr = FONT_TEXT_2;
6546   int font1_width = getFontWidth(font1_nr);
6547   int font2_height = getFontHeight(font2_nr);
6548   int pad_x = ED_SETTINGS_XPOS(0);
6549   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6550   int screen_line = 0;
6551   int i, x, y;
6552
6553 #if DEBUG
6554   if (IS_CUSTOM_ELEMENT(properties_element))
6555   {
6556     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6557               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6558     screen_line++;
6559   }
6560   else if (IS_GROUP_ELEMENT(properties_element))
6561   {
6562     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6563               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6564     screen_line++;
6565   }
6566 #endif
6567
6568   /* ----- print number of elements / percentage of this element in level */
6569
6570   num_elements_in_level = 0;
6571   for (y = 0; y < lev_fieldy; y++)
6572     for (x = 0; x < lev_fieldx; x++)
6573       if (Feld[x][y] == properties_element)
6574         num_elements_in_level++;
6575   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6576
6577   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6578             percentage_text);
6579   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6580             pad_y + screen_line++ * font2_height, font2_nr,
6581             "%d (%.2f%%)", num_elements_in_level, percentage);
6582
6583   screen_line++;
6584
6585   /* ----- print standard properties of this element */
6586
6587   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6588             properties_text);
6589
6590   for (i = 0; properties[i].value != -1; i++)
6591   {
6592     if (!HAS_PROPERTY(properties_element, properties[i].value))
6593       continue;
6594
6595     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6596               properties[i].text);
6597     num_standard_properties++;
6598   }
6599
6600   if (num_standard_properties == 0)
6601     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6602               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6603
6604   screen_line++;
6605
6606   /* ----- print special description of this element */
6607
6608   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6609   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6610     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6611 }
6612
6613 #define TEXT_COLLECTING         "Score for collecting"
6614 #define TEXT_SMASHING           "Score for smashing"
6615 #define TEXT_CRACKING           "Score for cracking"
6616 #define TEXT_SPEED              "Speed of amoeba growth"
6617 #define TEXT_DURATION           "Duration when activated"
6618
6619 static struct
6620 {
6621   int element;
6622   int *value;
6623   char *text;
6624 } elements_with_counter[] =
6625 {
6626   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6627   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6628   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6629   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6630   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6631   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6632   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6633   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6634   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6635   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6636   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6637   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6638   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6639   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6640   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6641   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6642   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6643   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6644   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6645   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6646   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6647   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6648   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6649   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6650   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6651   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6652   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6653   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6654   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6655   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6656   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6657   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6658   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6659   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6660   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6661   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6662   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6663   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6664   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6665   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6666   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6667   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6668   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6669   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6670   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6671   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6672   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6673   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6674   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6675   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6676   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6677 #if 1
6678   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6679   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6680   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6681   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6682 #else
6683   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6684   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6685   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6686   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6687 #endif
6688   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
6689   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
6690   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
6691   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
6692   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6693   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6694   { -1,                 NULL,                           NULL            }
6695 };
6696
6697 static boolean checkPropertiesConfig(int element)
6698 {
6699   int i;
6700
6701   if (IS_GEM(element) ||
6702       IS_CUSTOM_ELEMENT(element) ||
6703       IS_GROUP_ELEMENT(element) ||
6704       IS_ENVELOPE(element) ||
6705       ELEM_IS_PLAYER(element) ||
6706       HAS_CONTENT(element) ||
6707       COULD_MOVE_INTO_ACID(element) ||
6708       element == EL_SPRING)
6709     return TRUE;
6710   else
6711     for (i = 0; elements_with_counter[i].element != -1; i++)
6712       if (elements_with_counter[i].element == element)
6713         return TRUE;
6714
6715   return FALSE;
6716 }
6717
6718 static void DrawPropertiesConfig()
6719 {
6720   int i;
6721
6722   if (!checkPropertiesConfig(properties_element))
6723   {
6724     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6725
6726     return;
6727   }
6728
6729   /* check if there are elements where a score can be chosen for */
6730   for (i = 0; elements_with_counter[i].element != -1; i++)
6731   {
6732     if (elements_with_counter[i].element == properties_element)
6733     {
6734       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
6735
6736       counterbutton_info[counter_id].y =
6737         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6738                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
6739
6740       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6741       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6742
6743       MapCounterButtons(counter_id);
6744
6745       break;
6746     }
6747   }
6748
6749   if (HAS_CONTENT(properties_element))
6750   {
6751     /* draw stickybutton gadget */
6752     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6753
6754     if (IS_AMOEBOID(properties_element))
6755       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
6756     else
6757       DrawElementContentAreas();
6758   }
6759
6760   if (ELEM_IS_PLAYER(properties_element))
6761     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
6762                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
6763                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
6764
6765   if (IS_GEM(properties_element))
6766     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
6767
6768   if (COULD_MOVE_INTO_ACID(properties_element) &&
6769       (!IS_CUSTOM_ELEMENT(properties_element) ||
6770        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
6771   {
6772     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
6773       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
6774                        HAS_CONTENT(properties_element) ? 1 : 0);
6775
6776     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
6777   }
6778
6779   if (properties_element == EL_SPRING)
6780     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
6781
6782   if (IS_ENVELOPE(properties_element))
6783   {
6784     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
6785     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
6786     int envelope_nr = properties_element - EL_ENVELOPE_1;
6787
6788     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
6789     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
6790
6791     /* display counter to choose size of envelope text area */
6792     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
6793     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
6794
6795     DrawEnvelopeTextArea(envelope_nr);
6796   }
6797
6798   if (IS_CUSTOM_ELEMENT(properties_element))
6799   {
6800     /* draw stickybutton gadget */
6801     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6802
6803     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
6804     {
6805       /* draw checkbutton gadgets */
6806       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
6807            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
6808         MapCheckbuttonGadget(i);
6809
6810       /* draw counter gadgets */
6811       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
6812            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
6813         MapCounterButtons(i);
6814
6815       /* draw selectbox gadgets */
6816       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
6817            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
6818         MapSelectboxGadget(i);
6819
6820       /* draw textbutton gadgets */
6821       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6822
6823       /* draw text input gadgets */
6824       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6825
6826       /* draw drawing area gadgets */
6827       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6828       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
6829       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
6830     }
6831     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
6832     {
6833       /* set position for special checkbutton for "can move into acid" */
6834
6835       /* draw checkbutton gadgets */
6836       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
6837            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
6838         MapCheckbuttonGadget(i);
6839
6840       /* draw counter gadgets */
6841       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
6842            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
6843         MapCounterButtons(i);
6844
6845       /* draw selectbox gadgets */
6846       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
6847            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
6848         MapSelectboxGadget(i);
6849
6850       /* draw drawing area gadgets */
6851       DrawCustomContentArea();
6852     }
6853   }
6854   else if (IS_GROUP_ELEMENT(properties_element))
6855   {
6856     /* draw stickybutton gadget */
6857     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6858
6859     /* draw checkbutton gadgets */
6860     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
6861     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
6862
6863     /* draw counter gadgets */
6864     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
6865
6866     /* draw selectbox gadgets */
6867     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
6868
6869     /* draw textbutton gadgets */
6870     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6871
6872     /* draw drawing area gadgets */
6873     DrawGroupElementArea(properties_element);
6874
6875     /* draw text input gadgets */
6876     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6877
6878     /* draw drawing area gadgets */
6879     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6880   }
6881 }
6882
6883 static void DrawPropertiesChangeDrawingAreas()
6884 {
6885   if (IS_CUSTOM_ELEMENT(properties_element))
6886   {
6887     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
6888     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
6889
6890     DrawCustomChangeContentArea();
6891   }
6892
6893   redraw_mask |= REDRAW_FIELD;
6894 }
6895
6896 static void DrawPropertiesChange()
6897 {
6898   int i;
6899
6900   /* draw stickybutton gadget */
6901   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6902
6903   /* draw checkbutton gadgets */
6904   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
6905        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
6906     MapCheckbuttonGadget(i);
6907
6908   /* draw counter gadgets */
6909   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
6910        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
6911     MapCounterButtons(i);
6912
6913   /* draw selectbox gadgets */
6914   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
6915        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
6916     MapSelectboxGadget(i);
6917
6918   /* draw textbutton gadgets */
6919   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
6920        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
6921     MapTextbuttonGadget(i);
6922
6923   /* draw graphicbutton gadgets */
6924   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
6925        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
6926     MapGraphicbuttonGadget(i);
6927
6928   /* draw drawing area gadgets */
6929   DrawPropertiesChangeDrawingAreas();
6930 }
6931
6932 static void DrawElementName(int x, int y, int element)
6933 {
6934   char *element_name = getElementInfoText(element);
6935   int font_nr = FONT_TEXT_1;
6936   int font_width = getFontWidth(font_nr);
6937   int font_height = getFontHeight(font_nr);
6938   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
6939   int max_chars_per_line = max_text_width / font_width;
6940   char buffer[max_chars_per_line + 1];
6941
6942   if (strlen(element_name) <= max_chars_per_line)
6943     DrawTextS(x, y, font_nr, element_name);
6944   else
6945   {
6946     int next_pos = max_chars_per_line;
6947
6948     strncpy(buffer, element_name, max_chars_per_line);
6949     buffer[max_chars_per_line] = '\0';
6950
6951     if (element_name[max_chars_per_line] == ' ')
6952       next_pos++;
6953     else
6954     {
6955       int i;
6956
6957       for (i = max_chars_per_line - 1; i >= 0; i--)
6958         if (buffer[i] == ' ')
6959           break;
6960
6961       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
6962       {
6963         buffer[i] = '\0';
6964         next_pos = i + 1;
6965       }
6966     }
6967
6968     DrawTextS(x, y - font_height / 2, font_nr, buffer);
6969
6970     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
6971     buffer[max_chars_per_line] = '\0';
6972
6973     DrawTextS(x, y + font_height / 2, font_nr, buffer);
6974   }
6975 }
6976
6977 static void DrawPropertiesWindow()
6978 {
6979   int xstart = 2;
6980   int ystart = 4;
6981
6982   stick_element_properties_window = FALSE;
6983
6984   /* make sure that previous properties edit mode exists for this element */
6985   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
6986       !IS_CUSTOM_ELEMENT(properties_element))
6987     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
6988
6989   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
6990       IS_CUSTOM_ELEMENT(properties_element))
6991     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
6992
6993   CopyElementPropertiesToEditor(properties_element);
6994
6995   UnmapLevelEditorWindowGadgets();
6996   UnmapLevelEditorToolboxDrawingGadgets();
6997   UnmapLevelEditorToolboxCustomGadgets();
6998
6999   if (IS_CUSTOM_ELEMENT(properties_element) ||
7000       IS_GROUP_ELEMENT(properties_element))
7001     MapLevelEditorToolboxCustomGadgets();
7002
7003   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7004   ClearWindow();
7005
7006   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7007            "Element Settings", FONT_TITLE_1);
7008
7009   DrawElementBorder(SX + xstart * MINI_TILEX,
7010                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7011                     TILEX, TILEY, FALSE);
7012   DrawGraphicAnimationExt(drawto,
7013                           SX + xstart * MINI_TILEX,
7014                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7015                           el2img(properties_element), -1, NO_MASKING);
7016
7017   FrameCounter = 0;     /* restart animation frame counter */
7018
7019   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7020                   properties_element);
7021
7022   DrawPropertiesTabulatorGadgets();
7023
7024   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7025     DrawPropertiesInfo();
7026   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7027     DrawPropertiesChange();
7028   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7029     DrawPropertiesConfig();
7030 }
7031
7032 static void UpdateCustomElementGraphicGadgets()
7033 {
7034   int i;
7035
7036   ModifyEditorElementList();
7037   RedrawDrawingElements();
7038
7039   /* force redraw of all mapped drawing area gadgets */
7040   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7041   {
7042     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7043
7044     if (gi->mapped)
7045       MapDrawingArea(i);
7046   }
7047 }
7048
7049 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7050 {
7051   int lx = sx + level_xpos;
7052   int ly = sy + level_ypos;
7053
7054   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7055
7056   if (change_level)
7057     Feld[lx][ly] = element;
7058 }
7059
7060 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7061                      int element, boolean change_level)
7062 {
7063   if (from_y == to_y)                   /* horizontal line */
7064   {
7065     int x;
7066     int y = from_y;
7067
7068     if (from_x > to_x)
7069       swap_numbers(&from_x, &to_x);
7070
7071     for (x = from_x; x <= to_x; x++)
7072       DrawLineElement(x, y, element, change_level);
7073   }
7074   else if (from_x == to_x)              /* vertical line */
7075   {
7076     int x = from_x;
7077     int y;
7078
7079     if (from_y > to_y)
7080       swap_numbers(&from_y, &to_y);
7081
7082     for (y = from_y; y <= to_y; y++)
7083       DrawLineElement(x, y, element, change_level);
7084   }
7085   else                                  /* diagonal line */
7086   {
7087     int len_x = ABS(to_x - from_x);
7088     int len_y = ABS(to_y - from_y);
7089     int x, y;
7090
7091     if (len_y < len_x)                  /* a < 1 */
7092     {
7093       float a = (float)len_y / (float)len_x;
7094
7095       if (from_x > to_x)
7096         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7097
7098       for (x = 0; x <= len_x; x++)
7099       {
7100         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7101         DrawLineElement(from_x + x, from_y + y, element, change_level);
7102       }
7103     }
7104     else                                /* a >= 1 */
7105     {
7106       float a = (float)len_x / (float)len_y;
7107
7108       if (from_y > to_y)
7109         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7110
7111       for (y = 0; y <= len_y; y++)
7112       {
7113         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7114         DrawLineElement(from_x + x, from_y + y, element, change_level);
7115       }
7116     }
7117   }
7118 }
7119
7120 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7121                     int element, boolean change_level)
7122 {
7123   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7124   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7125   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7126   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7127 }
7128
7129 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7130                           int element, boolean change_level)
7131 {
7132   int y;
7133
7134   if (from_y > to_y)
7135     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7136
7137   for (y = from_y; y <= to_y; y++)
7138     DrawLine(from_x, y, to_x, y, element, change_level);
7139 }
7140
7141 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7142                        int element, boolean change_level)
7143 {
7144   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7145   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7146   int len_x = ABS(to_x - from_x);
7147   int len_y = ABS(to_y - from_y);
7148   int radius, x, y;
7149
7150   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7151
7152   /* not optimal (some points get drawn twice) but simple,
7153      and fast enough for the few points we are drawing */
7154
7155   for (x = 0; x <= radius; x++)
7156   {
7157     int sx, sy, lx, ly;
7158
7159     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7160
7161     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7162     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7163     lx = sx + level_xpos;
7164     ly = sy + level_ypos;
7165
7166     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7167       DrawLineElement(sx, sy, element, change_level);
7168   }
7169
7170   for (y = 0; y <= radius; y++)
7171   {
7172     int sx, sy, lx, ly;
7173
7174     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7175
7176     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7177     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7178     lx = sx + level_xpos;
7179     ly = sy + level_ypos;
7180
7181     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7182       DrawLineElement(sx, sy, element, change_level);
7183   }
7184 }
7185
7186 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7187                     int element, boolean change_level)
7188 {
7189   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7190   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7191
7192   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7193 }
7194
7195 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7196 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7197 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7198                        int element, boolean change_level)
7199 {
7200   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7201   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7202   int mirror_to_x2 = from_x - (to_x2 - from_x);
7203   int mirror_to_y2 = from_y - (to_y2 - from_y);
7204
7205   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7206   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7207   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7208   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7209 }
7210 #endif
7211
7212 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7213 {
7214   int from_sx, from_sy;
7215   int to_sx, to_sy;
7216
7217   if (from_x > to_x)
7218     swap_numbers(&from_x, &to_x);
7219
7220   if (from_y > to_y)
7221     swap_numbers(&from_y, &to_y);
7222
7223   from_sx = SX + from_x * MINI_TILEX;
7224   from_sy = SY + from_y * MINI_TILEY;
7225   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7226   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7227
7228   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7229   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7230   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7231   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7232
7233   if (from_x == to_x && from_y == to_y)
7234     MarkTileDirty(from_x/2, from_y/2);
7235   else
7236     redraw_mask |= REDRAW_FIELD;
7237 }
7238
7239 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7240                        int element, boolean change_level)
7241 {
7242   if (element == -1 || change_level)
7243     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7244   else
7245     DrawAreaBorder(from_x, from_y, to_x, to_y);
7246 }
7247
7248 /* values for CopyBrushExt() */
7249 #define CB_AREA_TO_BRUSH        0
7250 #define CB_BRUSH_TO_CURSOR      1
7251 #define CB_BRUSH_TO_LEVEL       2
7252 #define CB_DELETE_OLD_CURSOR    3
7253 #define CB_DUMP_BRUSH           4
7254
7255 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7256                          int button, int mode)
7257 {
7258   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7259   static int brush_width, brush_height;
7260   static int last_cursor_x = -1, last_cursor_y = -1;
7261   static boolean delete_old_brush;
7262   int new_element = BUTTON_ELEMENT(button);
7263   int x, y;
7264
7265   if (mode == CB_DUMP_BRUSH)
7266   {
7267     if (!draw_with_brush)
7268     {
7269       Error(ERR_WARN, "no brush selected");
7270
7271       return;
7272     }
7273
7274     for (y = 0; y < brush_height; y++)
7275     {
7276       for (x = 0; x < brush_width; x++)
7277       {
7278         int element = brush_buffer[x][y];
7279         int element_mapped = element;
7280         char *element_string = "?";
7281         int k;
7282
7283         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7284         {
7285           if (forum_sketch_element_mapping[k].element == element)
7286           {
7287             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7288             break;
7289           }
7290         }
7291
7292         if (IS_CUSTOM_ELEMENT(element))
7293           element_mapped = EL_CUSTOM_1;
7294
7295         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7296         {
7297           if (forum_sketch_element_strings[k].element == element_mapped)
7298           {
7299             element_string = forum_sketch_element_strings[k].element_string;
7300             break;
7301           }
7302         }
7303
7304         printf("`%s", element_string);
7305       }
7306
7307       printf("\n");
7308     }
7309
7310     return;
7311   }
7312
7313   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7314     return;
7315
7316   if (mode == CB_AREA_TO_BRUSH)
7317   {
7318     int from_lx, from_ly;
7319
7320     if (from_x > to_x)
7321       swap_numbers(&from_x, &to_x);
7322
7323     if (from_y > to_y)
7324       swap_numbers(&from_y, &to_y);
7325
7326     brush_width = to_x - from_x + 1;
7327     brush_height = to_y - from_y + 1;
7328
7329     from_lx = from_x + level_xpos;
7330     from_ly = from_y + level_ypos;
7331
7332     for (y = 0; y < brush_height; y++)
7333     {
7334       for (x=0; x < brush_width; x++)
7335       {
7336         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7337
7338         if (button != 1)
7339           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7340       }
7341     }
7342
7343     if (button != 1)
7344       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7345
7346     delete_old_brush = FALSE;
7347   }
7348   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7349            mode == CB_BRUSH_TO_LEVEL)
7350   {
7351     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7352     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7353     int cursor_from_x = cursor_x - brush_width / 2;
7354     int cursor_from_y = cursor_y - brush_height / 2;
7355     int border_from_x = cursor_x, border_from_y = cursor_y;
7356     int border_to_x = cursor_x, border_to_y = cursor_y;
7357
7358     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7359       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7360
7361     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7362         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7363     {
7364       delete_old_brush = FALSE;
7365       return;
7366     }
7367
7368     for (y = 0; y < brush_height; y++)
7369     {
7370       for (x = 0; x < brush_width; x++)
7371       {
7372         int sx = cursor_from_x + x;
7373         int sy = cursor_from_y + y;
7374         int lx = sx + level_xpos;
7375         int ly = sy + level_ypos;
7376         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7377         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7378                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7379                        brush_buffer[x][y] : new_element);
7380
7381         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7382         {
7383           if (sx < border_from_x)
7384             border_from_x = sx;
7385           else if (sx > border_to_x)
7386             border_to_x = sx;
7387           if (sy < border_from_y)
7388             border_from_y = sy;
7389           else if (sy > border_to_y)
7390             border_to_y = sy;
7391
7392           DrawLineElement(sx, sy, element, change_level);
7393         }
7394       }
7395     }
7396
7397     if (mode != CB_DELETE_OLD_CURSOR)
7398       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7399
7400     last_cursor_x = cursor_x;
7401     last_cursor_y = cursor_y;
7402     delete_old_brush = TRUE;
7403   }
7404 }
7405
7406 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7407                             int button)
7408 {
7409   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7410 }
7411
7412 static void CopyBrushToLevel(int x, int y, int button)
7413 {
7414   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7415 }
7416
7417 static void CopyBrushToCursor(int x, int y)
7418 {
7419   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7420 }
7421
7422 static void DeleteBrushFromCursor()
7423 {
7424   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7425 }
7426
7427 void DumpBrush()
7428 {
7429   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7430 }
7431
7432 static void FloodFill(int from_x, int from_y, int fill_element)
7433 {
7434   int i,x,y;
7435   int old_element;
7436   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7437   static int safety = 0;
7438
7439   /* check if starting field still has the desired content */
7440   if (Feld[from_x][from_y] == fill_element)
7441     return;
7442
7443   safety++;
7444
7445   if (safety > lev_fieldx*lev_fieldy)
7446     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7447
7448   old_element = Feld[from_x][from_y];
7449   Feld[from_x][from_y] = fill_element;
7450
7451   for (i = 0; i < 4; i++)
7452   {
7453     x = from_x + check[i][0];
7454     y = from_y + check[i][1];
7455
7456     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7457       FloodFill(x, y, fill_element);
7458   }
7459
7460   safety--;
7461 }
7462
7463 /* values for DrawLevelText() modes */
7464 #define TEXT_INIT               0
7465 #define TEXT_SETCURSOR          1
7466 #define TEXT_WRITECHAR          2
7467 #define TEXT_BACKSPACE          3
7468 #define TEXT_NEWLINE            4
7469 #define TEXT_END                5
7470 #define TEXT_QUERY_TYPING       6
7471
7472 static int DrawLevelText(int sx, int sy, char letter, int mode)
7473 {
7474   static short delete_buffer[MAX_LEV_FIELDX];
7475   static int start_sx, start_sy;
7476   static int last_sx, last_sy;
7477   static boolean typing = FALSE;
7478   int letter_element = EL_CHAR_ASCII0 + letter;
7479   int lx = 0, ly = 0;
7480
7481   /* map lower case letters to upper case and convert special characters */
7482   if (letter >= 'a' && letter <= 'z')
7483     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7484   else if (letter == 'ä' || letter == 'Ä')
7485     letter_element = EL_CHAR_AUMLAUT;
7486   else if (letter == 'ö' || letter == 'Ö')
7487     letter_element = EL_CHAR_OUMLAUT;
7488   else if (letter == 'ü' || letter == 'Ü')
7489     letter_element = EL_CHAR_UUMLAUT;
7490   else if (letter == '^')
7491     letter_element = EL_CHAR_COPYRIGHT;
7492   else
7493     letter_element = EL_CHAR_ASCII0 + letter;
7494
7495   if (mode != TEXT_INIT)
7496   {
7497     if (!typing)
7498       return FALSE;
7499
7500     if (mode != TEXT_SETCURSOR)
7501     {
7502       sx = last_sx;
7503       sy = last_sy;
7504     }
7505
7506     lx = last_sx + level_xpos;
7507     ly = last_sy + level_ypos;
7508   }
7509
7510   switch (mode)
7511   {
7512     case TEXT_INIT:
7513       if (typing)
7514         DrawLevelText(0, 0, 0, TEXT_END);
7515
7516       typing = TRUE;
7517       start_sx = last_sx = sx;
7518       start_sy = last_sy = sy;
7519       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7520       break;
7521
7522     case TEXT_SETCURSOR:
7523       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7524       DrawAreaBorder(sx, sy, sx, sy);
7525       last_sx = sx;
7526       last_sy = sy;
7527       break;
7528
7529     case TEXT_WRITECHAR:
7530       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7531       {
7532         delete_buffer[sx - start_sx] = Feld[lx][ly];
7533         Feld[lx][ly] = letter_element;
7534
7535         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7536           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7537         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7538           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7539         else
7540           DrawLevelText(0, 0, 0, TEXT_END);
7541       }
7542       break;
7543
7544     case TEXT_BACKSPACE:
7545       if (sx > start_sx)
7546       {
7547         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7548         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7549         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7550       }
7551       break;
7552
7553     case TEXT_NEWLINE:
7554       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7555         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7556       else
7557         DrawLevelText(0, 0, 0, TEXT_END);
7558       break;
7559
7560     case TEXT_END:
7561       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7562       DrawMiniElement(sx, sy, Feld[lx][ly]);
7563       typing = FALSE;
7564       break;
7565
7566     case TEXT_QUERY_TYPING:
7567       break;
7568
7569     default:
7570       break;
7571   }
7572
7573   return typing;
7574 }
7575
7576 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7577                           int element, boolean change_level)
7578 {
7579   int lx = sx + level_xpos;
7580   int ly = sy + level_ypos;
7581
7582   if (element == -1)
7583     DrawMiniElement(sx, sy, Feld[lx][ly]);
7584   else
7585     DrawAreaBorder(sx, sy, sx, sy);
7586 }
7587
7588 static void CopyLevelToUndoBuffer(int mode)
7589 {
7590   static boolean accumulated_undo = FALSE;
7591   boolean new_undo_buffer_position = TRUE;
7592   int last_border_element;
7593   int x, y;
7594
7595   switch (mode)
7596   {
7597     case UNDO_IMMEDIATE:
7598       accumulated_undo = FALSE;
7599       break;
7600
7601     case UNDO_ACCUMULATE:
7602       if (accumulated_undo)
7603         new_undo_buffer_position = FALSE;
7604       accumulated_undo = TRUE;
7605       break;
7606
7607     default:
7608       break;
7609   }
7610
7611   if (new_undo_buffer_position)
7612   {
7613     /* new position in undo buffer ring */
7614     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7615
7616     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7617       undo_buffer_steps++;
7618   }
7619
7620   for (x = 0; x < lev_fieldx; x++)
7621     for (y = 0; y < lev_fieldy; y++)
7622       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7623
7624   /* check if drawing operation forces change of border style */
7625   last_border_element = BorderElement;
7626   SetBorderElement();
7627   if (BorderElement != last_border_element)
7628     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7629 }
7630
7631 static void RandomPlacement(int new_element)
7632 {
7633   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7634   int num_free_positions;
7635   int num_percentage;
7636   int num_elements;
7637   int x, y;
7638
7639   /* determine number of free positions for the new elements */
7640   /* (maybe this statement should be formatted a bit more readable...) */
7641   num_free_positions = 0;
7642   for (x = 0; x < lev_fieldx; x++)
7643     for (y = 0; y < lev_fieldy; y++)
7644       if ((free_position[x][y] =
7645            ((random_placement_background_restricted &&
7646              Feld[x][y] == random_placement_background_element) ||
7647             (!random_placement_background_restricted &&
7648              Feld[x][y] != new_element))) == TRUE)
7649         num_free_positions++;
7650
7651   /* determine number of new elements to place there */
7652   num_percentage = num_free_positions * random_placement_value / 100;
7653   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7654                   num_percentage : random_placement_value);
7655
7656   /* if not more free positions than elements to place, fill whole level */
7657   if (num_elements >= num_free_positions)
7658   {
7659     for (x = 0; x < lev_fieldx; x++)
7660       for (y = 0; y < lev_fieldy; y++)
7661         Feld[x][y] = new_element;
7662
7663     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7664     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7665     return;
7666   }
7667
7668   while (num_elements > 0)
7669   {
7670     x = RND(lev_fieldx);
7671     y = RND(lev_fieldy);
7672
7673     /* don't place element at the same position twice */
7674     if (free_position[x][y])
7675     {
7676       free_position[x][y] = FALSE;
7677       Feld[x][y] = new_element;
7678       num_elements--;
7679     }
7680   }
7681
7682   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7683   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7684 }
7685
7686 void WrapLevel(int dx, int dy)
7687 {
7688   int wrap_dx = lev_fieldx - dx;
7689   int wrap_dy = lev_fieldy - dy;
7690   int x, y;
7691
7692   for (x = 0; x < lev_fieldx; x++)
7693     for (y = 0; y < lev_fieldy; y++)
7694       FieldBackup[x][y] = Feld[x][y];
7695
7696   for (x = 0; x < lev_fieldx; x++)
7697     for (y = 0; y < lev_fieldy; y++)
7698       Feld[x][y] =
7699         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7700
7701   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7702   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7703 }
7704
7705 static void HandleDrawingAreas(struct GadgetInfo *gi)
7706 {
7707   static boolean started_inside_drawing_area = FALSE;
7708   int id = gi->custom_id;
7709   boolean button_press_event;
7710   boolean button_release_event;
7711   boolean inside_drawing_area = !gi->event.off_borders;
7712   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7713   int actual_drawing_function;
7714   int button = gi->event.button;
7715   int new_element = BUTTON_ELEMENT(button);
7716   int sx = gi->event.x, sy = gi->event.y;
7717   int min_sx = 0, min_sy = 0;
7718   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7719   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7720   int lx = 0, ly = 0;
7721   int min_lx = 0, min_ly = 0;
7722   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7723   int x, y;
7724
7725   /* handle info callback for each invocation of action callback */
7726   gi->callback_info(gi);
7727
7728   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7729   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
7730
7731   /* make sure to stay inside drawing area boundaries */
7732   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7733   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7734
7735   if (draw_level)
7736   {
7737     /* get positions inside level field */
7738     lx = sx + level_xpos;
7739     ly = sy + level_ypos;
7740
7741     if (!IN_LEV_FIELD(lx, ly))
7742       inside_drawing_area = FALSE;
7743
7744     /* make sure to stay inside level field boundaries */
7745     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7746     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7747
7748     /* correct drawing area positions accordingly */
7749     sx = lx - level_xpos;
7750     sy = ly - level_ypos;
7751   }
7752
7753   if (button_press_event)
7754     started_inside_drawing_area = inside_drawing_area;
7755
7756   if (!started_inside_drawing_area)
7757     return;
7758
7759   if (!button && !button_release_event)
7760     return;
7761
7762   /* automatically switch to 'single item' drawing mode, if needed */
7763   actual_drawing_function =
7764     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
7765      drawing_function : GADGET_ID_SINGLE_ITEMS);
7766
7767   /* clicking into drawing area with pressed Control key picks element */
7768   if (GetKeyModState() & KMOD_Control)
7769   {
7770     last_drawing_function = drawing_function;
7771     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7772   }
7773
7774   switch (actual_drawing_function)
7775   {
7776     case GADGET_ID_SINGLE_ITEMS:
7777       if (draw_level)
7778       {
7779         if (button_release_event)
7780         {
7781           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7782
7783           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
7784               !inside_drawing_area)
7785             DeleteBrushFromCursor();
7786         }
7787
7788         if (!button)
7789           break;
7790
7791         if (draw_with_brush)
7792         {
7793           if (!button_release_event)
7794             CopyBrushToLevel(sx, sy, button);
7795         }
7796         else if (new_element != Feld[lx][ly])
7797         {
7798           if (new_element == EL_PLAYER_1)
7799           {
7800             /* remove player at old position */
7801             for (y = 0; y < lev_fieldy; y++)
7802             {
7803               for (x = 0; x < lev_fieldx; x++)
7804               {
7805                 if (Feld[x][y] == EL_PLAYER_1)
7806                 {
7807                   Feld[x][y] = EL_EMPTY;
7808                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
7809                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
7810                     DrawMiniElement(x - level_xpos, y - level_ypos,
7811                                     EL_EMPTY);
7812                 }
7813               }
7814             }
7815           }
7816
7817           Feld[lx][ly] = new_element;
7818           DrawMiniElement(sx, sy, new_element);
7819         }
7820       }
7821       else
7822       {
7823         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
7824           DrawMiniGraphicExt(drawto,
7825                              gi->x + sx * MINI_TILEX,
7826                              gi->y + sy * MINI_TILEY,
7827                              el2edimg(new_element));
7828         else
7829           DrawGraphicExt(drawto,
7830                          gi->x + sx * TILEX,
7831                          gi->y + sy * TILEY,
7832                          el2img(new_element), 0);
7833
7834         if (id == GADGET_ID_AMOEBA_CONTENT)
7835           level.amoeba_content = new_element;
7836         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7837         {
7838           new_element = GFX_ELEMENT(new_element);
7839           custom_element.gfx_element = new_element;
7840
7841           CopyElementPropertiesToGame(properties_element);
7842
7843           UpdateCustomElementGraphicGadgets();
7844
7845           FrameCounter = 0;     /* restart animation frame counter */
7846         }
7847         else if (id == GADGET_ID_CUSTOM_CONTENT)
7848         {
7849           custom_element.content[sx][sy] = new_element;
7850
7851           CopyCustomElementPropertiesToGame(properties_element);
7852         }
7853         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
7854         {
7855           custom_element.move_enter_element = new_element;
7856
7857           CopyCustomElementPropertiesToGame(properties_element);
7858         }
7859         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
7860         {
7861           custom_element.move_leave_element = new_element;
7862
7863           CopyCustomElementPropertiesToGame(properties_element);
7864         }
7865         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7866         {
7867           custom_element_change.target_element = new_element;
7868
7869           CopyCustomElementPropertiesToGame(properties_element);
7870         }
7871         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7872         {
7873           custom_element_change.content[sx][sy] = new_element;
7874
7875           CopyCustomElementPropertiesToGame(properties_element);
7876         }
7877         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7878         {
7879           custom_element_change.trigger_element = new_element;
7880
7881           CopyCustomElementPropertiesToGame(properties_element);
7882         }
7883         else if (id == GADGET_ID_GROUP_CONTENT)
7884         {
7885           group_element_info.element[sx] = new_element;
7886
7887           CopyGroupElementPropertiesToGame(properties_element);
7888         }
7889         else if (id == GADGET_ID_RANDOM_BACKGROUND)
7890           random_placement_background_element = new_element;
7891         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7892                  id <= GADGET_ID_ELEMENT_CONTENT_7)
7893           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
7894             new_element;
7895       }
7896       break;
7897
7898     case GADGET_ID_CONNECTED_ITEMS:
7899       {
7900         static int last_sx = -1;
7901         static int last_sy = -1;
7902
7903         if (button_release_event)
7904           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7905
7906         if (button)
7907         {
7908           if (!button_press_event)
7909             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
7910
7911           last_sx = sx;
7912           last_sy = sy;
7913         }
7914       }
7915       break;
7916
7917     case GADGET_ID_LINE:
7918     case GADGET_ID_ARC:
7919     case GADGET_ID_RECTANGLE:
7920     case GADGET_ID_FILLED_BOX:
7921     case GADGET_ID_GRAB_BRUSH:
7922     case GADGET_ID_TEXT:
7923       {
7924         static int last_sx = -1;
7925         static int last_sy = -1;
7926         static int start_sx = -1;
7927         static int start_sy = -1;
7928         void (*draw_func)(int, int, int, int, int, boolean);
7929
7930         if (drawing_function == GADGET_ID_LINE)
7931           draw_func = DrawLine;
7932         else if (drawing_function == GADGET_ID_ARC)
7933           draw_func = DrawArc;
7934         else if (drawing_function == GADGET_ID_RECTANGLE)
7935           draw_func = DrawBox;
7936         else if (drawing_function == GADGET_ID_FILLED_BOX)
7937           draw_func = DrawFilledBox;
7938         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
7939           draw_func = SelectArea;
7940         else /* (drawing_function == GADGET_ID_TEXT) */
7941           draw_func = SetTextCursor;
7942
7943         if (button_press_event)
7944         {
7945           draw_func(sx, sy, sx, sy, new_element, FALSE);
7946           start_sx = last_sx = sx;
7947           start_sy = last_sy = sy;
7948
7949           if (drawing_function == GADGET_ID_TEXT)
7950             DrawLevelText(0, 0, 0, TEXT_END);
7951         }
7952         else if (button_release_event)
7953         {
7954           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
7955           if (drawing_function == GADGET_ID_GRAB_BRUSH)
7956           {
7957             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
7958             CopyBrushToCursor(sx, sy);
7959             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
7960                           MB_LEFTBUTTON);
7961             draw_with_brush = TRUE;
7962           }
7963           else if (drawing_function == GADGET_ID_TEXT)
7964             DrawLevelText(sx, sy, 0, TEXT_INIT);
7965           else
7966             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7967         }
7968         else if (last_sx != sx || last_sy != sy)
7969         {
7970           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
7971           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
7972           last_sx = sx;
7973           last_sy = sy;
7974         }
7975       }
7976       break;
7977
7978     case GADGET_ID_FLOOD_FILL:
7979       if (button_press_event && Feld[lx][ly] != new_element)
7980       {
7981         FloodFill(lx, ly, new_element);
7982         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7983         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7984       }
7985       break;
7986
7987     case GADGET_ID_PICK_ELEMENT:
7988       if (button_release_event)
7989         ClickOnGadget(level_editor_gadget[last_drawing_function],
7990                       MB_LEFTBUTTON);
7991       else if (draw_level)
7992         PickDrawingElement(button, Feld[lx][ly]);
7993       else if (id == GADGET_ID_AMOEBA_CONTENT)
7994         PickDrawingElement(button, level.amoeba_content);
7995       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7996         PickDrawingElement(button, custom_element.gfx_element);
7997       else if (id == GADGET_ID_CUSTOM_CONTENT)
7998         PickDrawingElement(button, custom_element.content[sx][sy]);
7999       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8000         PickDrawingElement(button, custom_element.move_enter_element);
8001       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8002         PickDrawingElement(button, custom_element.move_leave_element);
8003       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8004         PickDrawingElement(button, custom_element_change.target_element);
8005       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8006         PickDrawingElement(button, custom_element_change.content[sx][sy]);
8007       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8008         PickDrawingElement(button, custom_element_change.trigger_element);
8009       else if (id == GADGET_ID_GROUP_CONTENT)
8010         PickDrawingElement(button, group_element_info.element[sx]);
8011       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8012         PickDrawingElement(button, random_placement_background_element);
8013       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8014                id <= GADGET_ID_ELEMENT_CONTENT_7)
8015       {
8016         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8017
8018         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8019       }
8020
8021       break;
8022
8023     default:
8024       break;
8025   }
8026 }
8027
8028 static void HandleCounterButtons(struct GadgetInfo *gi)
8029 {
8030   int gadget_id = gi->custom_id;
8031   int counter_id = gi->custom_type_id;
8032   int button = gi->event.button;
8033   int *counter_value = counterbutton_info[counter_id].value;
8034   int step = BUTTON_STEPSIZE(button) *
8035     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8036
8037   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8038   {
8039     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8040     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8041     boolean level_changed = LevelChanged();
8042
8043     if ((level_changed && pressed) || (!level_changed && released))
8044       return;
8045
8046     if (level_changed && !Request("Level has changed! Discard changes ?",
8047                                   REQ_ASK))
8048     {
8049       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8050         ModifyEditorCounter(counter_id, *counter_value);
8051       return;
8052     }
8053   }
8054
8055   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8056     *counter_value = gi->textinput.number_value;
8057   else
8058     ModifyEditorCounter(counter_id, *counter_value + step);
8059
8060   switch (counter_id)
8061   {
8062     case ED_COUNTER_ID_ELEMENT_CONTENT:
8063       DrawElementContentAreas();
8064       break;
8065
8066     case ED_COUNTER_ID_GROUP_CONTENT:
8067       DrawGroupElementArea(properties_element);
8068       CopyGroupElementPropertiesToGame(properties_element);
8069       break;
8070
8071     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8072     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8073       DrawEnvelopeTextArea(-1);
8074       break;
8075
8076     case ED_COUNTER_ID_LEVEL_XSIZE:
8077     case ED_COUNTER_ID_LEVEL_YSIZE:
8078       lev_fieldx = level.fieldx;
8079       lev_fieldy = level.fieldy;
8080       break;
8081
8082     case ED_COUNTER_ID_SELECT_LEVEL:
8083       LoadLevel(level_nr);
8084       TapeErase();
8085       ResetUndoBuffer();
8086       DrawEditModeWindow();
8087       break;
8088
8089     default:
8090       break;
8091   }
8092
8093   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8094        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8095       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8096        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8097     CopyElementPropertiesToGame(properties_element);
8098 }
8099
8100 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8101 {
8102   int type_id = gi->custom_type_id;
8103
8104   strcpy(textinput_info[type_id].value, gi->textinput.value);
8105
8106   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8107   {
8108     CopyElementPropertiesToGame(properties_element);
8109
8110     ModifyEditorElementList();  /* update changed button info text */
8111   }
8112 }
8113
8114 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8115 {
8116   int type_id = gi->custom_type_id;
8117
8118   strcpy(textarea_info[type_id].value, gi->textarea.value);
8119 }
8120
8121 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8122 {
8123   int type_id = gi->custom_type_id;
8124
8125   *selectbox_info[type_id].value =
8126     selectbox_info[type_id].options[gi->selectbox.index].value;
8127
8128   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8129   {
8130     element_info[properties_element].current_change_page = gi->selectbox.index;
8131
8132     DrawPropertiesWindow();
8133   }
8134   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8135             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8136            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8137             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8138            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8139     CopyElementPropertiesToGame(properties_element);
8140 }
8141
8142 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8143 {
8144   int type_id = gi->custom_type_id;
8145   int i;
8146
8147   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8148       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8149   {
8150     edit_mode_properties = gi->custom_type_id;
8151
8152     DrawPropertiesWindow();
8153   }
8154   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8155   {
8156     char *template_filename = getDefaultLevelFilename(-1);
8157     boolean new_template = !fileExists(template_filename);
8158
8159     if (new_template ||
8160         Request("Save this template and kill the old ?", REQ_ASK))
8161       SaveLevelTemplate();
8162
8163     if (new_template)
8164       Request("Template saved !", REQ_CONFIRM);
8165   }
8166   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8167            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8168   {
8169     struct ElementInfo *ei = &element_info[properties_element];
8170
8171     setElementChangePages(ei, ei->num_change_pages + 1);
8172
8173     /* set new change page to be new current change page */
8174     ei->current_change_page = ei->num_change_pages - 1;
8175     ei->change = &ei->change_page[ei->current_change_page];
8176
8177     setElementChangeInfoToDefaults(ei->change);
8178
8179     DrawPropertiesWindow();
8180   }
8181   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8182            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8183   {
8184     struct ElementInfo *ei = &element_info[properties_element];
8185
8186     /* copy all change pages after change page to be deleted */
8187     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8188       ei->change_page[i] = ei->change_page[i + 1];
8189
8190     setElementChangePages(ei, ei->num_change_pages - 1);
8191
8192     DrawPropertiesWindow();
8193   }
8194 }
8195
8196 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8197 {
8198   int type_id = gi->custom_type_id;
8199
8200   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8201       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8202   {
8203     struct ElementInfo *ei = &element_info[properties_element];
8204     int step = BUTTON_STEPSIZE(gi->event.button);
8205
8206     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8207     ei->current_change_page += step;
8208
8209     if (ei->current_change_page < 0)
8210       ei->current_change_page = 0;
8211     else if (ei->current_change_page >= ei->num_change_pages)
8212       ei->current_change_page = ei->num_change_pages - 1;
8213
8214     DrawPropertiesWindow();
8215   }
8216 }
8217
8218 static void HandleRadiobuttons(struct GadgetInfo *gi)
8219 {
8220   *radiobutton_info[gi->custom_type_id].value =
8221     radiobutton_info[gi->custom_type_id].checked_value;
8222 }
8223
8224 static void HandleCheckbuttons(struct GadgetInfo *gi)
8225 {
8226   int type_id = gi->custom_type_id;
8227
8228   *checkbutton_info[type_id].value ^= TRUE;
8229
8230   if (type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8231       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8232          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8233         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8234          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8235        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8236   {
8237     CopyElementPropertiesToGame(properties_element);
8238   }
8239
8240   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8241   {
8242     UpdateCustomElementGraphicGadgets();
8243   }
8244   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8245   {
8246     char *template_filename = getDefaultLevelFilename(-1);
8247
8248     if (level.use_custom_template && !fileExists(template_filename))
8249     {
8250       Request("No level template found !", REQ_CONFIRM);
8251
8252       level.use_custom_template = FALSE;
8253       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8254
8255       return;
8256     }
8257
8258     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8259
8260     DrawEditModeWindow();
8261   }
8262 }
8263
8264 static void HandleControlButtons(struct GadgetInfo *gi)
8265 {
8266   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8267   static int last_edit_mode = ED_MODE_DRAWING;
8268   static int last_custom_copy_mode = -1;
8269   int id = gi->custom_id;
8270   int button = gi->event.button;
8271   int step = BUTTON_STEPSIZE(button);
8272   int new_element = BUTTON_ELEMENT(button);
8273   int x, y;
8274
8275   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8276     DrawLevelText(0, 0, 0, TEXT_END);
8277
8278   if (id < ED_NUM_CTRL1_BUTTONS &&
8279       id != GADGET_ID_SINGLE_ITEMS &&
8280       id != GADGET_ID_PROPERTIES &&
8281       id != GADGET_ID_PICK_ELEMENT &&
8282       edit_mode != ED_MODE_DRAWING &&
8283       drawing_function != GADGET_ID_PICK_ELEMENT &&
8284       !(GetKeyModState() & KMOD_Control))
8285   {
8286     DrawDrawingWindow();
8287     edit_mode = ED_MODE_DRAWING;
8288   }
8289
8290   /* element copy mode active, but no element button pressed => deactivate */
8291   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8292     last_custom_copy_mode = -1;
8293
8294   switch (id)
8295   {
8296     case GADGET_ID_SCROLL_LEFT:
8297       if (level_xpos >= 0)
8298       {
8299         if (lev_fieldx < ed_fieldx - 2)
8300           break;
8301
8302         level_xpos -= step;
8303         if (level_xpos < -1)
8304           level_xpos = -1;
8305         if (button == 1)
8306           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8307         else
8308           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8309
8310         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8311                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8312       }
8313       break;
8314
8315     case GADGET_ID_SCROLL_RIGHT:
8316       if (level_xpos <= lev_fieldx - ed_fieldx)
8317       {
8318         if (lev_fieldx < ed_fieldx - 2)
8319           break;
8320
8321         level_xpos += step;
8322         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8323           level_xpos = lev_fieldx - ed_fieldx + 1;
8324         if (button == 1)
8325           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8326         else
8327           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8328
8329         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8330                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8331       }
8332       break;
8333
8334     case GADGET_ID_SCROLL_UP:
8335       if (level_ypos >= 0)
8336       {
8337         if (lev_fieldy < ed_fieldy - 2)
8338           break;
8339
8340         level_ypos -= step;
8341         if (level_ypos < -1)
8342           level_ypos = -1;
8343         if (button == 1)
8344           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8345         else
8346           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8347
8348         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8349                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8350       }
8351       break;
8352
8353     case GADGET_ID_SCROLL_DOWN:
8354       if (level_ypos <= lev_fieldy - ed_fieldy)
8355       {
8356         if (lev_fieldy < ed_fieldy - 2)
8357           break;
8358
8359         level_ypos += step;
8360         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8361           level_ypos = lev_fieldy - ed_fieldy + 1;
8362         if (button == 1)
8363           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8364         else
8365           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8366
8367         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8368                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8369       }
8370       break;
8371
8372     case GADGET_ID_SCROLL_HORIZONTAL:
8373       level_xpos = gi->event.item_position - 1;
8374       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8375       break;
8376
8377     case GADGET_ID_SCROLL_VERTICAL:
8378       level_ypos = gi->event.item_position - 1;
8379       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8380       break;
8381
8382     case GADGET_ID_SCROLL_LIST_UP:
8383     case GADGET_ID_SCROLL_LIST_DOWN:
8384     case GADGET_ID_SCROLL_LIST_VERTICAL:
8385       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8386         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8387       else
8388       {
8389         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8390         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8391
8392         if (element_shift < 0)
8393           element_shift = 0;
8394         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8395           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8396
8397         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8398                      GDI_SCROLLBAR_ITEM_POSITION,
8399                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8400       }
8401
8402       ModifyEditorElementList();
8403
8404       break;
8405
8406     case GADGET_ID_WRAP_LEFT:
8407       WrapLevel(-step, 0);
8408       break;
8409
8410     case GADGET_ID_WRAP_RIGHT:
8411       WrapLevel(step, 0);
8412       break;
8413
8414     case GADGET_ID_WRAP_UP:
8415       WrapLevel(0, -step);
8416       break;
8417
8418     case GADGET_ID_WRAP_DOWN:
8419       WrapLevel(0, step);
8420       break;
8421
8422     case GADGET_ID_SINGLE_ITEMS:
8423     case GADGET_ID_CONNECTED_ITEMS:
8424     case GADGET_ID_LINE:
8425     case GADGET_ID_ARC:
8426     case GADGET_ID_TEXT:
8427     case GADGET_ID_RECTANGLE:
8428     case GADGET_ID_FILLED_BOX:
8429     case GADGET_ID_FLOOD_FILL:
8430     case GADGET_ID_GRAB_BRUSH:
8431     case GADGET_ID_PICK_ELEMENT:
8432       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8433         last_drawing_function = drawing_function;
8434       drawing_function = id;
8435       draw_with_brush = FALSE;
8436       break;
8437
8438     case GADGET_ID_RANDOM_PLACEMENT:
8439       RandomPlacement(new_element);
8440       break;
8441
8442     case GADGET_ID_PROPERTIES:
8443       if (edit_mode != ED_MODE_PROPERTIES)
8444       {
8445         properties_element = new_element;
8446         DrawPropertiesWindow();
8447         edit_mode = ED_MODE_PROPERTIES;
8448
8449         last_level_drawing_function = drawing_function;
8450         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8451                       MB_LEFTBUTTON);
8452       }
8453       else
8454       {
8455         DrawDrawingWindow();
8456         edit_mode = ED_MODE_DRAWING;
8457
8458         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8459                       MB_LEFTBUTTON);
8460       }
8461       break;
8462
8463     case GADGET_ID_CUSTOM_COPY_FROM:
8464     case GADGET_ID_CUSTOM_COPY_TO:
8465     case GADGET_ID_CUSTOM_EXCHANGE:
8466       last_custom_copy_mode = id;
8467       last_drawing_function = drawing_function;
8468       break;
8469
8470     case GADGET_ID_UNDO:
8471       if (undo_buffer_steps == 0)
8472       {
8473         Request("Undo buffer empty !", REQ_CONFIRM);
8474         break;
8475       }
8476
8477       if (edit_mode != ED_MODE_DRAWING)
8478       {
8479         DrawDrawingWindow();
8480         edit_mode = ED_MODE_DRAWING;
8481       }
8482
8483       undo_buffer_position =
8484         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8485       undo_buffer_steps--;
8486
8487       for (x = 0; x < lev_fieldx; x++)
8488         for (y = 0; y < lev_fieldy; y++)
8489           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8490       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8491       break;
8492
8493     case GADGET_ID_INFO:
8494       if (edit_mode != ED_MODE_INFO)
8495       {
8496         last_edit_mode = edit_mode;
8497         edit_mode = ED_MODE_INFO;
8498
8499         DrawLevelInfoWindow();
8500       }
8501       else
8502       {
8503         edit_mode = last_edit_mode;
8504
8505         DrawEditModeWindow();
8506       }
8507       break;
8508
8509     case GADGET_ID_CLEAR:
8510       if (edit_mode != ED_MODE_DRAWING)
8511       {
8512         DrawDrawingWindow();
8513         edit_mode = ED_MODE_DRAWING;
8514       }
8515
8516       for (x = 0; x < MAX_LEV_FIELDX; x++)
8517         for (y = 0; y < MAX_LEV_FIELDY; y++)
8518           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8519       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8520
8521       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8522       break;
8523
8524     case GADGET_ID_SAVE:
8525       if (leveldir_current->readonly)
8526       {
8527         Request("This level is read only !", REQ_CONFIRM);
8528         break;
8529       }
8530
8531       if (!LevelContainsPlayer)
8532         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8533       else
8534       {
8535         char *level_filename = getDefaultLevelFilename(level_nr);
8536         boolean new_level = !fileExists(level_filename);
8537
8538         if (new_level ||
8539             Request("Save this level and kill the old ?", REQ_ASK))
8540         {
8541           CopyPlayfield(Feld, level.field);
8542
8543           SaveLevel(level_nr);
8544         }
8545
8546         if (new_level)
8547           Request("Level saved !", REQ_CONFIRM);
8548       }
8549       break;
8550
8551     case GADGET_ID_TEST:
8552       if (!LevelContainsPlayer)
8553         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8554       else
8555       {
8556         if (LevelChanged())
8557           level.game_version = GAME_VERSION_ACTUAL;
8558
8559         CopyPlayfield(level.field, FieldBackup);
8560         CopyPlayfield(Feld, level.field);
8561
8562         UnmapLevelEditorGadgets();
8563         UndrawSpecialEditorDoor();
8564
8565         CloseDoor(DOOR_CLOSE_ALL);
8566
8567         DrawCompleteVideoDisplay();
8568
8569         if (setup.autorecord)
8570           TapeStartRecording();
8571
8572         level_editor_test_game = TRUE;
8573         game_status = GAME_MODE_PLAYING;
8574
8575         InitGame();
8576       }
8577       break;
8578
8579     case GADGET_ID_EXIT:
8580       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8581       break;
8582
8583     default:
8584       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8585           id <= GADGET_ID_ELEMENTLIST_LAST)
8586       {
8587         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8588         int new_element = editor_elements[element_position + element_shift];
8589
8590         if (last_custom_copy_mode != -1)
8591         {
8592           if (CopyCustomElement(properties_element, new_element,
8593                                 last_custom_copy_mode))
8594           {
8595             ClickOnGadget(level_editor_gadget[last_drawing_function],
8596                           MB_LEFTBUTTON);
8597
8598             last_custom_copy_mode = -1;
8599           }
8600
8601           break;
8602         }
8603
8604         PickDrawingElement(button, new_element);
8605
8606         if (!stick_element_properties_window &&
8607             drawing_function != GADGET_ID_PICK_ELEMENT &&
8608             !(GetKeyModState() & KMOD_Control))
8609         {
8610           properties_element = new_element;
8611           if (edit_mode == ED_MODE_PROPERTIES)
8612             DrawPropertiesWindow();
8613         }
8614
8615         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8616           ClickOnGadget(level_editor_gadget[last_drawing_function],
8617                         MB_LEFTBUTTON);
8618       }
8619 #ifdef DEBUG
8620       else if (gi->event.type == GD_EVENT_PRESSED)
8621         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8622       else if (gi->event.type == GD_EVENT_RELEASED)
8623         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8624       else if (gi->event.type == GD_EVENT_MOVING)
8625         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8626       else
8627         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8628 #endif
8629       break;
8630   }
8631 }
8632
8633 void HandleLevelEditorKeyInput(Key key)
8634 {
8635   char letter = getCharFromKey(key);
8636   int button = MB_LEFTBUTTON;
8637
8638   if (drawing_function == GADGET_ID_TEXT &&
8639       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8640   {
8641     if (letter)
8642       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8643     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8644       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8645     else if (key == KSYM_Return)
8646       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8647     else if (key == KSYM_Escape)
8648       DrawLevelText(0, 0, 0, TEXT_END);
8649   }
8650   else if (button_status == MB_RELEASED)
8651   {
8652     int i, id = GADGET_ID_NONE;
8653
8654     switch (key)
8655     {
8656       case KSYM_Left:
8657         id = GADGET_ID_SCROLL_LEFT;
8658         break;
8659       case KSYM_Right:
8660         id = GADGET_ID_SCROLL_RIGHT;
8661         break;
8662       case KSYM_Up:
8663         id = GADGET_ID_SCROLL_UP;
8664         break;
8665       case KSYM_Down:
8666         id = GADGET_ID_SCROLL_DOWN;
8667         break;
8668       case KSYM_Page_Up:
8669         id = GADGET_ID_SCROLL_LIST_UP;
8670         button = MB_RIGHTBUTTON;
8671         break;
8672       case KSYM_Page_Down:
8673         id = GADGET_ID_SCROLL_LIST_DOWN;
8674         button = MB_RIGHTBUTTON;
8675         break;
8676
8677       case KSYM_Escape:
8678         if (edit_mode == ED_MODE_DRAWING)
8679         {
8680           RequestExitLevelEditor(setup.ask_on_escape);
8681         }
8682         else
8683         {
8684           DrawDrawingWindow();
8685           edit_mode = ED_MODE_DRAWING;
8686         }
8687         break;
8688
8689       default:
8690         break;
8691     }
8692
8693     if (id != GADGET_ID_NONE)
8694       ClickOnGadget(level_editor_gadget[id], button);
8695     else if (letter == '.')
8696       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
8697     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
8698       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
8699     else
8700       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8701         if (letter && letter == control_info[i].shortcut)
8702           if (!anyTextGadgetActive())
8703             ClickOnGadget(level_editor_gadget[i], button);
8704   }
8705 }
8706
8707 void HandleLevelEditorIdle()
8708 {
8709   static unsigned long action_delay = 0;
8710   unsigned long action_delay_value = GameFrameDelay;
8711   int xpos = 1, ypos = 2;
8712
8713   if (edit_mode != ED_MODE_PROPERTIES)
8714     return;
8715
8716   if (!DelayReached(&action_delay, action_delay_value))
8717     return;
8718
8719   DrawGraphicAnimationExt(drawto,
8720                           SX + xpos * TILEX,
8721                           SY + ypos * TILEY + MINI_TILEY / 2,
8722                           el2img(properties_element), -1, NO_MASKING);
8723
8724   MarkTileDirty(xpos, ypos);
8725   MarkTileDirty(xpos, ypos + 1);
8726
8727   FrameCounter++;       /* increase animation frame counter */
8728 }
8729
8730 void ClearEditorGadgetInfoText()
8731 {
8732   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
8733 }
8734
8735 void HandleEditorGadgetInfoText(void *ptr)
8736 {
8737   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
8738   char infotext[MAX_OUTPUT_LINESIZE + 1];
8739   char shortcut[MAX_OUTPUT_LINESIZE + 1];
8740   int max_infotext_len = getMaxInfoTextLength();
8741
8742   if (game_status != GAME_MODE_EDITOR)
8743     return;
8744
8745   ClearEditorGadgetInfoText();
8746
8747   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8748     return;
8749
8750   /* misuse this function to delete brush cursor, if needed */
8751   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
8752     DeleteBrushFromCursor();
8753
8754   if (gi == NULL || gi->info_text == NULL)
8755     return;
8756
8757   strncpy(infotext, gi->info_text, max_infotext_len);
8758   infotext[max_infotext_len] = '\0';
8759
8760   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
8761   {
8762     int key = control_info[gi->custom_id].shortcut;
8763
8764     if (key)
8765     {
8766       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
8767         sprintf(shortcut, " ('.' or '%c')", key);
8768       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
8769         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
8770       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
8771         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
8772       else                                              /* normal case */
8773         sprintf(shortcut, " ('%s%c')",
8774                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
8775
8776       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
8777         strcat(infotext, shortcut);
8778     }
8779   }
8780
8781   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
8782 }
8783
8784 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
8785 {
8786   static int start_lx, start_ly;
8787   int id = gi->custom_id;
8788   int sx = gi->event.x;
8789   int sy = gi->event.y;
8790   int lx = sx + level_xpos;
8791   int ly = sy + level_ypos;
8792   int min_sx = 0, min_sy = 0;
8793   int max_sx = gi->drawing.area_xsize - 1;
8794   int max_sy = gi->drawing.area_ysize - 1;
8795   int actual_drawing_function = drawing_function;
8796   int max_infotext_len = getMaxInfoTextLength();
8797   char infotext[MAX_OUTPUT_LINESIZE + 1];
8798   char *text;
8799
8800   infotext[0] = '\0';           /* start with empty info text */
8801
8802   /* pressed Control key: simulate picking element */
8803   if (GetKeyModState() & KMOD_Control)
8804     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8805
8806   ClearEditorGadgetInfoText();
8807
8808   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8809     return;
8810
8811   /* make sure to stay inside drawing area boundaries */
8812   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8813   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8814
8815   if (id == GADGET_ID_DRAWING_LEVEL)
8816   {
8817     if (button_status)
8818     {
8819       int min_lx = 0, min_ly = 0;
8820       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8821
8822       /* get positions inside level field */
8823       lx = sx + level_xpos;
8824       ly = sy + level_ypos;
8825
8826       /* make sure to stay inside level field boundaries */
8827       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8828       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8829
8830       /* correct drawing area positions accordingly */
8831       sx = lx - level_xpos;
8832       sy = ly - level_ypos;
8833     }
8834
8835     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
8836     {
8837       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
8838       {
8839         if (gi->event.type == GD_EVENT_PRESSED)
8840         {
8841           start_lx = lx;
8842           start_ly = ly;
8843         }
8844
8845         switch (actual_drawing_function)
8846         {
8847           case GADGET_ID_SINGLE_ITEMS:
8848             text = "Drawing single items";
8849             break;
8850           case GADGET_ID_CONNECTED_ITEMS:
8851             text = "Drawing connected items";
8852             break;
8853           case GADGET_ID_LINE:
8854             text = "Drawing line";
8855             break;
8856           case GADGET_ID_ARC:
8857             text = "Drawing arc";
8858             break;
8859           case GADGET_ID_TEXT:
8860             text = "Setting text cursor";
8861             break;
8862           case GADGET_ID_RECTANGLE:
8863             text = "Drawing rectangle";
8864             break;
8865           case GADGET_ID_FILLED_BOX:
8866             text = "Drawing filled box";
8867             break;
8868           case GADGET_ID_FLOOD_FILL:
8869             text = "Flood fill";
8870             break;
8871           case GADGET_ID_GRAB_BRUSH:
8872             text = "Grabbing brush";
8873             break;
8874           case GADGET_ID_PICK_ELEMENT:
8875             text = "Picking element";
8876             break;
8877
8878           default:
8879             text = "Drawing position";
8880             break;
8881         }
8882
8883 #if 1
8884         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8885           sprintf(infotext, "%s: %d, %d", text, lx, ly);
8886         else
8887           sprintf(infotext, "%s: %d, %d", text,
8888                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
8889 #else
8890         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8891           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8892                     "%s: %d, %d", infotext, lx, ly);
8893         else
8894           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8895                     "%s: %d, %d", infotext,
8896                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
8897 #endif
8898       }
8899 #if 1
8900       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8901         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
8902       else
8903         sprintf(infotext, "Level position: %d, %d", lx, ly);
8904 #else
8905       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8906         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8907                   "%s", getElementInfoText(Feld[lx][ly]));
8908       else
8909         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8910                   "Level position: %d, %d", lx, ly);
8911 #endif
8912     }
8913
8914     /* misuse this function to draw brush cursor, if needed */
8915     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
8916     {
8917       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
8918         CopyBrushToCursor(sx, sy);
8919       else
8920         DeleteBrushFromCursor();
8921     }
8922   }
8923   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8924   {
8925     int element = EL_EMPTY;
8926
8927     if (id == GADGET_ID_AMOEBA_CONTENT)
8928       element = level.amoeba_content;
8929     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8930       element = custom_element.gfx_element;
8931     else if (id == GADGET_ID_CUSTOM_CONTENT)
8932       element = custom_element.content[sx][sy];
8933     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8934       element = custom_element.move_enter_element;
8935     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8936       element = custom_element.move_leave_element;
8937     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8938       element = custom_element_change.target_element;
8939     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8940       element = custom_element_change.content[sx][sy];
8941     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8942       element = custom_element_change.trigger_element;
8943     else if (id == GADGET_ID_GROUP_CONTENT)
8944       element = group_element_info.element[sx];
8945     else if (id == GADGET_ID_RANDOM_BACKGROUND)
8946       element = random_placement_background_element;
8947     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8948              id <= GADGET_ID_ELEMENT_CONTENT_7)
8949       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
8950
8951     strncpy(infotext, getElementInfoText(element), max_infotext_len);
8952   }
8953   else
8954   {
8955     if (id == GADGET_ID_AMOEBA_CONTENT)
8956       strcpy(infotext, "Amoeba content");
8957     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8958       strcpy(infotext, "Custom graphic element");
8959     else if (id == GADGET_ID_CUSTOM_CONTENT)
8960       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
8961     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8962       strcpy(infotext, "Element that can be digged/collected");
8963     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8964       strcpy(infotext, "Element that will be left behind");
8965     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8966       strcpy(infotext, "New element after change");
8967     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8968       strcpy(infotext, "New extended elements after change");
8969     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8970       strcpy(infotext, "Other element triggering change");
8971     else if (id == GADGET_ID_GROUP_CONTENT)
8972       sprintf(infotext, "Group element position: %d", sx + 1);
8973     else if (id == GADGET_ID_RANDOM_BACKGROUND)
8974       strcpy(infotext, "Random placement background");
8975     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8976              id <= GADGET_ID_ELEMENT_CONTENT_7)
8977       sprintf(infotext, "Content area %d position: %d, %d",
8978               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
8979   }
8980
8981   infotext[max_infotext_len] = '\0';
8982
8983   if (strlen(infotext) > 0)
8984     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
8985 }
8986
8987 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
8988 {
8989   if (!ask_if_level_has_changed ||
8990       !LevelChanged() ||
8991       Request("Level has changed! Exit without saving ?",
8992               REQ_ASK | REQ_STAY_OPEN))
8993   {
8994 #if 1
8995     CloseDoor(DOOR_CLOSE_1);
8996     SetDoorState(DOOR_CLOSE_2);
8997 #else
8998     CloseDoor(DOOR_CLOSE_ALL);
8999 #endif
9000     game_status = GAME_MODE_MAIN;
9001     DrawMainMenu();
9002   }
9003   else
9004   {
9005     CloseDoor(DOOR_CLOSE_1);
9006     BlitBitmap(bitmap_db_door, bitmap_db_door,
9007                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
9008                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
9009     OpenDoor(DOOR_OPEN_1);
9010   }
9011 }