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(10) + \
 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_PLAYERS        (GADGET_ID_SELECTBOX_FIRST + 17)
 460 #define GADGET_ID_CHANGE_PAGES          (GADGET_ID_SELECTBOX_FIRST + 18)
 461 #define GADGET_ID_CHANGE_POWER          (GADGET_ID_SELECTBOX_FIRST + 19)
 462 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 20)
 463 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 21)
 464
 465 /* textbutton identifiers */
 466 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 22)
 467
 468 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 469 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 470 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 471 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 472 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 473 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 474 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 475 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 476
 477 /* graphicbutton identifiers */
 478 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 479
 480 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 481 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 482
 483 /* gadgets for scrolling of drawing area */
 484 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 485
 486 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 487 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 488 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 489 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 490 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 491 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 492
 493 /* gadgets for scrolling element list */
 494 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 495
 496 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 497 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 498 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 499
 500 /* checkbuttons/radiobuttons for level/element properties */
 501 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 502
 503 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 504 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 505 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 506 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 507 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 508 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 509 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 510 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 511 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 8)
 512 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 9)
 513 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 514 #define GADGET_ID_CUSTOM_EXPLODE_RESULT (GADGET_ID_CHECKBUTTON_FIRST + 11)
 515 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 12)
 516 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 13)
 517 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 14)
 518 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 15)
 519 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 16)
 520 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 17)
 521 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 18)
 522 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 19)
 523 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 524 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 21)
 525 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 22)
 526 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 23)
 527 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 24)
 528 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 25)
 529 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 26)
 530 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 27)
 531 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 28)
 532 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 29)
 533 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 30)
 534 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 31)
 535
 536 /* gadgets for buttons in element list */
 537 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 32)
 538 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 539                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 540
 541 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 542
 543 /* radio button numbers */
 544 #define RADIO_NR_NONE                   0
 545 #define RADIO_NR_DRAWING_TOOLBOX        1
 546 #define RADIO_NR_RANDOM_ELEMENTS        2
 547
 548 /* values for counter gadgets */
 549 #define ED_COUNTER_ID_SELECT_LEVEL      0
 550 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 551 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 552 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 553 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 554 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 555 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 556 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 557 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 558 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 559 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 560 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 561 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 562 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 563 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 564 #define ED_COUNTER_ID_MOVE_DELAY_FIX    15
 565 #define ED_COUNTER_ID_MOVE_DELAY_RND    16
 566 #define ED_COUNTER_ID_EXPLOSION_DELAY   17
 567 #define ED_COUNTER_ID_IGNITION_DELAY    18
 568 #define ED_COUNTER_ID_GROUP_CONTENT     19
 569 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  20
 570 #define ED_COUNTER_ID_CHANGE_DELAY_RND  21
 571 #define ED_COUNTER_ID_CHANGE_CONT_RND   22
 572
 573 #define ED_NUM_COUNTERBUTTONS           23
 574
 575 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 576 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 577
 578 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 579 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
 580 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_EXPLOSION_DELAY
 581 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 582 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 583 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 584
 585 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 586 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 587
 588 /* values for scrollbutton gadgets */
 589 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 590 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 591 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 592 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 593 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 594 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 595
 596 #define ED_NUM_SCROLLBUTTONS            6
 597
 598 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 599 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 600
 601 /* values for scrollbar gadgets */
 602 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 603 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 604 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 605
 606 #define ED_NUM_SCROLLBARS               3
 607
 608 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 609 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 610
 611 /* values for text input gadgets */
 612 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 613 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 614 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 615
 616 #define ED_NUM_TEXTINPUT                3
 617
 618 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 619 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 620
 621 /* values for text area gadgets */
 622 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 623
 624 #define ED_NUM_TEXTAREAS                        1
 625
 626 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 627 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 628
 629 /* values for selectbox gadgets */
 630 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      0
 631 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     1
 632 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 2
 633 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 3
 634 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   4
 635 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     5
 636 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   6
 637 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    7
 638 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  8
 639 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    9
 640 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    10
 641 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       11
 642 #define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY      12
 643 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       13
 644 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    14
 645 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     15
 646 #define ED_SELECTBOX_ID_CHANGE_SIDES            16
 647 #define ED_SELECTBOX_ID_CHANGE_PLAYERS          17
 648 #define ED_SELECTBOX_ID_CHANGE_PAGES            18
 649 #define ED_SELECTBOX_ID_CHANGE_POWER            19
 650 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      20
 651 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       21
 652
 653 #define ED_NUM_SELECTBOX                        22
 654
 655 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 656 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE
 657 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_DEADLINESS
 658 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
 659 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 660 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 661
 662 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 663 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 664
 665 /* values for textbutton gadgets */
 666 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 667 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 668 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 669 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 670 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 671 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 672 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 673 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 674
 675 #define ED_NUM_TEXTBUTTONS                      8
 676
 677 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 678 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 679
 680 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 681 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 682
 683 /* values for graphicbutton gadgets */
 684 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 685 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 686
 687 #define ED_NUM_GRAPHICBUTTONS                   2
 688
 689 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 690 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
 691
 692 /* values for checkbutton gadgets */
 693 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 694 #define ED_CHECKBUTTON_ID_GRAVITY               1
 695 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 696 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 697 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 698 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 699 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      6
 700 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   7
 701 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    8
 702 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    9
 703 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   10
 704 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     11
 705 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 12
 706 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       13
 707 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       14
 708 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      15
 709 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       16
 710 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         17
 711 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT 18
 712 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   19
 713 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  20
 714 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 21
 715 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     22
 716 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          23
 717 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  24
 718 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   25
 719 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  26
 720 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    27
 721 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  28
 722 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     29
 723
 724 #define ED_NUM_CHECKBUTTONS                     30
 725
 726 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 727 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 728
 729 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 730 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
 731 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_DEADLY
 732 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 733 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 734 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 735
 736 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 737 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 738
 739 /* values for radiobutton gadgets */
 740 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 741 #define ED_RADIOBUTTON_ID_QUANTITY      1
 742
 743 #define ED_NUM_RADIOBUTTONS             2
 744
 745 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 746 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 747
 748 /* values for drawing area gadgets */
 749 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 750 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 751 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 752 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 753 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 754 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 755 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 756 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 757 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 758 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 759 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 760 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 761 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 762 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 763 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 764 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 765 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 766 #define ED_DRAWING_ID_GROUP_CONTENT             17
 767 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 768
 769 #define ED_NUM_DRAWING_AREAS                    19
 770
 771
 772 /*
 773   -----------------------------------------------------------------------------
 774   some internally used definitions
 775   -----------------------------------------------------------------------------
 776 */
 777
 778 /* values for CopyLevelToUndoBuffer() */
 779 #define UNDO_IMMEDIATE                  0
 780 #define UNDO_ACCUMULATE                 1
 781
 782 /* values for scrollbars */
 783 #define ED_SCROLL_NO                    0
 784 #define ED_SCROLL_LEFT                  1
 785 #define ED_SCROLL_RIGHT                 2
 786 #define ED_SCROLL_UP                    4
 787 #define ED_SCROLL_DOWN                  8
 788
 789 /* screens in the level editor */
 790 #define ED_MODE_DRAWING                 0
 791 #define ED_MODE_INFO                    1
 792 #define ED_MODE_PROPERTIES              2
 793
 794 /* sub-screens in the element properties section */
 795 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 796 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 797 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 798 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 799 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 800
 801 /* how many steps can be cancelled */
 802 #define NUM_UNDO_STEPS                  (10 + 1)
 803
 804 /* values for elements with score for certain actions */
 805 #define MIN_SCORE                       0
 806 #define MAX_SCORE                       255
 807
 808 /* values for elements with count for collecting */
 809 #define MIN_COLLECT_COUNT               0
 810 #define MAX_COLLECT_COUNT               100
 811
 812 /* values for random placement */
 813 #define RANDOM_USE_PERCENTAGE           0
 814 #define RANDOM_USE_QUANTITY             1
 815
 816 /* maximal size of level editor drawing area */
 817 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 818 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 819
 820
 821 /*
 822   -----------------------------------------------------------------------------
 823   some internally used data structure definitions
 824   -----------------------------------------------------------------------------
 825 */
 826
 827 static struct
 828 {
 829   char shortcut;
 830   char *text;
 831 } control_info[ED_NUM_CTRL_BUTTONS] =
 832 {
 833   { 's',        "draw single items"                     },
 834   { 'd',        "draw connected items"                  },
 835   { 'l',        "draw lines"                            },
 836   { 'a',        "draw arcs"                             },
 837   { 'r',        "draw outline rectangles"               },
 838   { 'R',        "draw filled rectangles"                },
 839   { '\0',       "wrap (rotate) level up"                },
 840   { 't',        "enter text elements"                   },
 841   { 'f',        "flood fill"                            },
 842   { '\0',       "wrap (rotate) level left"              },
 843   { '?',        "properties of drawing element"         },
 844   { '\0',       "wrap (rotate) level right"             },
 845   { '\0',       "random element placement"              },
 846   { 'b',        "grab brush"                            },
 847   { '\0',       "wrap (rotate) level down"              },
 848   { ',',        "pick drawing element"                  },
 849
 850   { 'U',        "undo last operation"                   },
 851   { 'I',        "level properties"                      },
 852   { 'S',        "save level"                            },
 853   { 'C',        "clear level"                           },
 854   { 'T',        "test level"                            },
 855   { 'E',        "exit level editor"                     },
 856
 857   { '\0',       "copy settings from other element"      },
 858   { '\0',       "copy settings to other element"        },
 859   { '\0',       "exchange settings with other element"  },
 860 };
 861
 862 static int random_placement_value = 10;
 863 static int random_placement_method = RANDOM_USE_QUANTITY;
 864 static int random_placement_background_element = EL_SAND;
 865 static boolean random_placement_background_restricted = FALSE;
 866 static boolean stick_element_properties_window = FALSE;
 867 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 868 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 869 static struct ElementChangeInfo custom_element_change;
 870 static struct ElementGroupInfo group_element_info;
 871 static struct ElementInfo custom_element;
 872
 873 static struct
 874 {
 875   int x, y;
 876   int min_value, max_value;
 877   int gadget_id_down, gadget_id_up;
 878   int gadget_id_text;
 879   int gadget_id_align;
 880   int *value;
 881   char *text_above, *text_left, *text_right;
 882 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 883 {
 884   /* ---------- level and editor settings ---------------------------------- */
 885
 886   {
 887     DX + 5 - SX,                        DY + 3 - SY,
 888     1,                                  100,
 889     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 890     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 891     &level_nr,
 892     NULL,                               NULL, NULL
 893   },
 894   {
 895     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 896     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 897     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 898     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 899     &level.fieldx,
 900     "playfield size:",                  NULL, "width",
 901   },
 902   {
 903     -1,                                 ED_COUNTER_YPOS(2),
 904     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 905     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 906     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 907     &level.fieldy,
 908     NULL,                               " ", "height",
 909   },
 910   {
 911     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 912     0,                                  999,
 913     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 914     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 915     &level.gems_needed,
 916     "number of emeralds to collect:",   NULL, NULL
 917   },
 918   {
 919     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 920     0,                                  9999,
 921     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 922     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 923     &level.time,
 924     "time available to solve level:",   NULL, "(0 => no time limit)"
 925   },
 926   {
 927     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 928     0,                                  255,
 929     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 930     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 931     &level.score[SC_TIME_BONUS],
 932     "score for each 10 seconds left:",  NULL, NULL
 933   },
 934   {
 935     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 936     1,                                  100,
 937     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 938     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 939     &random_placement_value,
 940     "random element placement:",        NULL, "in"
 941   },
 942
 943   /* ---------- element settings: configure (various elements) ------------- */
 944
 945   {
 946     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 947     MIN_SCORE,                          MAX_SCORE,
 948     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 949     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 950     NULL,                               /* will be set when used */
 951     NULL,                               NULL, NULL
 952   },
 953   {
 954     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 955     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 956     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 957     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 958     &level.num_yamyam_contents,
 959     NULL,                               NULL, "number of content areas"
 960   },
 961   {
 962     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 963     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 964     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 965     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 966     NULL,
 967     NULL,                               NULL, "width",
 968   },
 969   {
 970     -1,                                 ED_SETTINGS_YPOS(0),
 971     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 972     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
 973     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
 974     NULL,
 975     NULL,                               " ", "height",
 976   },
 977
 978   /* ---------- element settings: configure 1 (custom elements) ------------ */
 979
 980   {
 981     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
 982     MIN_SCORE,                          MAX_SCORE,
 983     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
 984     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
 985     &custom_element.collect_score,
 986     NULL,                               "score", " "
 987   },
 988   {
 989     -1,                                 ED_SETTINGS_YPOS(6),
 990     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
 991     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
 992     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
 993     &custom_element.collect_count,
 994     NULL,                               "count", NULL
 995   },
 996   {
 997     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
 998     0,                                  999,
 999     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1000     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1001     &custom_element.push_delay_fixed,
1002     NULL,                               "push delay", NULL
1003   },
1004   {
1005     -1,                                 ED_SETTINGS_YPOS(7),
1006     0,                                  999,
1007     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1008     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1009     &custom_element.push_delay_random,
1010     NULL,                               "+random", NULL
1011   },
1012   {
1013     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1014     0,                                  999,
1015     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1016     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1017     &custom_element.move_delay_fixed,
1018     NULL,                               "move delay", NULL
1019   },
1020   {
1021     -1,                                 ED_SETTINGS_YPOS(12),
1022     0,                                  999,
1023     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1024     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1025     &custom_element.move_delay_random,
1026     NULL,                               "+random", NULL
1027   },
1028
1029   /* ---------- element settings: configure 2 (custom elements) ------------ */
1030
1031   {
1032     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1033     0,                                  255,
1034     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1035     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1036     &custom_element.explosion_delay,
1037     NULL,                               "explosion delay", NULL
1038   },
1039   {
1040     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1041     0,                                  255,
1042     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1043     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1044     &custom_element.ignition_delay,
1045     NULL,                               "ignition delay", "(by fire)"
1046   },
1047
1048   /* ---------- element settings: configure (group elements) --------------- */
1049
1050   {
1051     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1052     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1053     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1054     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1055     &group_element_info.num_elements,
1056     NULL,                               NULL, "number of elements in group"
1057   },
1058
1059   /* ---------- element settings: advanced (custom elements) --------------- */
1060
1061   {
1062     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1063     0,                                  999,
1064     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1065     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1066     &custom_element_change.delay_fixed,
1067     NULL,                               "delay", NULL,
1068   },
1069   {
1070     -1,                                 ED_SETTINGS_YPOS(2),
1071     0,                                  999,
1072     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1073     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1074     &custom_element_change.delay_random,
1075     NULL,                               "+random", NULL
1076   },
1077   {
1078     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(12),
1079     0,                                  100,
1080     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1081     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1082     &custom_element_change.random,
1083     NULL,                               "use random replace:", "%"
1084   },
1085 };
1086
1087 static struct
1088 {
1089   int x, y;
1090   int gadget_id;
1091   int size;
1092   char *value;
1093   char *text_above, *infotext;
1094 } textinput_info[ED_NUM_TEXTINPUT] =
1095 {
1096   {
1097     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1098     GADGET_ID_LEVEL_NAME,
1099     MAX_LEVEL_NAME_LEN,
1100     level.name,
1101     "Title:", "Title"
1102   },
1103   {
1104     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1105     GADGET_ID_LEVEL_AUTHOR,
1106     MAX_LEVEL_AUTHOR_LEN,
1107     level.author,
1108     "Author:", "Author"
1109   },
1110   {
1111     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1112     GADGET_ID_ELEMENT_NAME,
1113     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1114     custom_element.description,
1115     NULL, "Element name"
1116   }
1117 };
1118
1119 static struct
1120 {
1121   int x, y;
1122   int gadget_id;
1123   int xsize, ysize;
1124   char *value;
1125   char *text_above, *infotext;
1126 } textarea_info[ED_NUM_TEXTAREAS] =
1127 {
1128   {
1129     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1130     GADGET_ID_ENVELOPE_INFO,
1131     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1132     NULL,
1133     "Envelope Info:", "Envelope Info"
1134   }
1135 };
1136
1137 static struct ValueTextInfo options_access_type[] =
1138 {
1139   { EP_WALKABLE,                "walkable"                      },
1140   { EP_PASSABLE,                "passable"                      },
1141   { -1,                         NULL                            }
1142 };
1143
1144 static struct ValueTextInfo options_access_layer[] =
1145 {
1146   { EP_ACCESSIBLE_OVER,         "over"                          },
1147   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1148   { EP_ACCESSIBLE_UNDER,        "under"                         },
1149   { -1,                         NULL                            }
1150 };
1151
1152 static struct ValueTextInfo options_access_protected[] =
1153 {
1154   { 0,                          "unprotected"                   },
1155   { 1,                          "protected"                     },
1156   { -1,                         NULL                            }
1157 };
1158
1159 static struct ValueTextInfo options_access_direction[] =
1160 {
1161   { MV_LEFT,                    "left"                          },
1162   { MV_RIGHT,                   "right"                         },
1163   { MV_UP,                      "up"                            },
1164   { MV_DOWN,                    "down"                          },
1165   { MV_LEFT  | MV_UP,           "left + up"                     },
1166   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1167   { MV_RIGHT | MV_UP,           "right + up"                    },
1168   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1169   { MV_HORIZONTAL,              "horizontal"                    },
1170   { MV_VERTICAL,                "vertical"                      },
1171   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1172   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1173   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1174   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1175   { MV_ALL_DIRECTIONS,          "all directions"                },
1176   { -1,                         NULL                            }
1177 };
1178
1179 static struct ValueTextInfo options_walk_to_action[] =
1180 {
1181   { EP_DIGGABLE,                "diggable"                      },
1182   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1183   { EP_DROPPABLE,               "collectible & droppable"       },
1184   { EP_PUSHABLE,                "pushable"                      },
1185   { -1,                         NULL                            }
1186 };
1187
1188 static struct ValueTextInfo options_move_pattern[] =
1189 {
1190   { MV_LEFT,                    "left"                          },
1191   { MV_RIGHT,                   "right"                         },
1192   { MV_UP,                      "up"                            },
1193   { MV_DOWN,                    "down"                          },
1194   { MV_HORIZONTAL,              "horizontal"                    },
1195   { MV_VERTICAL,                "vertical"                      },
1196   { MV_ALL_DIRECTIONS,          "all directions"                },
1197   { MV_TOWARDS_PLAYER,          "towards player"                },
1198   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1199   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1200   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1201   { MV_TURNING_LEFT,            "turning left"                  },
1202   { MV_TURNING_RIGHT,           "turning right"                 },
1203   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1204   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1205   { MV_TURNING_RANDOM,          "turning random"                },
1206   { MV_WHEN_PUSHED,             "when pushed"                   },
1207   { MV_WHEN_DROPPED,            "when dropped"                  },
1208   { MV_MAZE_RUNNER,             "maze runner style"             },
1209   { MV_MAZE_HUNTER,             "maze hunter style"             },
1210   { -1,                         NULL                            }
1211 };
1212
1213 static struct ValueTextInfo options_move_direction[] =
1214 {
1215   { MV_START_AUTOMATIC,         "automatic"                     },
1216   { MV_START_LEFT,              "left"                          },
1217   { MV_START_RIGHT,             "right"                         },
1218   { MV_START_UP,                "up"                            },
1219   { MV_START_DOWN,              "down"                          },
1220   { MV_START_RANDOM,            "random"                        },
1221   { MV_START_PREVIOUS,          "previous"                      },
1222   { -1,                         NULL                            }
1223 };
1224
1225 static struct ValueTextInfo options_move_stepsize[] =
1226 {
1227   { 1,                          "very slow"                     },
1228   { 2,                          "slow"                          },
1229   { 4,                          "normal"                        },
1230   { 8,                          "fast"                          },
1231   { 16,                         "very fast"                     },
1232   { -1,                         NULL                            }
1233 };
1234
1235 static struct ValueTextInfo options_move_leave_type[] =
1236 {
1237   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1238   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1239   { -1,                         NULL                            }
1240 };
1241
1242 static struct ValueTextInfo options_smash_targets[] =
1243 {
1244   { EP_CAN_SMASH_PLAYER,        "player"                        },
1245 #if 0
1246   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1247 #endif
1248   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1249   { -1,                         NULL                            }
1250 };
1251
1252 static struct ValueTextInfo options_slippery_type[] =
1253 {
1254   { SLIPPERY_ANY_RANDOM,        "random"                        },
1255   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1256   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1257   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1258   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1259   { -1,                         NULL                            }
1260 };
1261
1262 static struct ValueTextInfo options_deadliness[] =
1263 {
1264   { EP_DONT_RUN_INTO,           "running into"                  },
1265   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1266   { EP_DONT_TOUCH,              "touching"                      },
1267   { -1,                         NULL                            }
1268 };
1269
1270 static struct ValueTextInfo options_consistency[] =
1271 {
1272   { EP_CAN_EXPLODE_3X3,         "can explode 3x3"               },
1273   { EP_CAN_EXPLODE_DYNA,        "can explode 3+3"               },
1274   { EP_CAN_EXPLODE_1X1,         "can explode 1x1"               },
1275   { EP_INDESTRUCTIBLE,          "indestructible"                },
1276   { -1,                         NULL                            }
1277 };
1278
1279 static struct ValueTextInfo options_time_units[] =
1280 {
1281   { 1,                          "frames"                        },
1282   { FRAMES_PER_SECOND,          "seconds"                       },
1283   { -1,                         NULL                            }
1284 };
1285
1286 static struct ValueTextInfo options_change_direct_action[] =
1287 {
1288   { CE_TOUCHED_BY_PLAYER,       "touched by player ..."         },
1289   { CE_PRESSED_BY_PLAYER,       "pressed by player ..."         },
1290   { CE_PUSHED_BY_PLAYER,        "pushed by player ..."          },
1291   { CE_ENTERED_BY_PLAYER,       "entered by player ..."         },
1292   { CE_LEFT_BY_PLAYER,          "left by player ..."            },
1293   { CE_DROPPED_BY_PLAYER,       "dropped by player"             },
1294   { CE_SWITCHED,                "switched ..."                  },
1295 #if 1
1296   { CE_HITTING_SOMETHING,       "hitting something ..."         },
1297   { CE_HIT_BY_SOMETHING,        "hit by something ..."          },
1298 #else
1299   { CE_HITTING_SOMETHING,       "collision ..."                 },
1300 #endif
1301   { CE_IMPACT,                  "impact (on something)"         },
1302   { CE_SMASHED,                 "smashed (from above)"          },
1303   { -1,                         NULL                            }
1304 };
1305
1306 static struct ValueTextInfo options_change_other_action[] =
1307 {
1308   { CE_OTHER_GETS_TOUCHED,      "player touches ..."            },
1309   { CE_OTHER_GETS_PRESSED,      "player presses ..."            },
1310   { CE_OTHER_GETS_PUSHED,       "player pushes ..."             },
1311   { CE_OTHER_GETS_ENTERED,      "player enters ..."             },
1312   { CE_OTHER_GETS_LEFT,         "player leaves ..."             },
1313   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1314   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1315   { CE_OTHER_GETS_DROPPED,      "player drops"                  },
1316   { CE_OTHER_IS_TOUCHING,       "touching ..."                  },
1317 #if 1
1318   { CE_OTHER_IS_HITTING,        "hitting ..."                   },
1319   { CE_OTHER_GETS_HIT,          "hit by ..."                    },
1320 #endif
1321   { CE_OTHER_IS_SWITCHING,      "switch of ..."                 },
1322   { CE_OTHER_IS_CHANGING,       "change of"                     },
1323   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1324   { -1,                         NULL                            }
1325 };
1326
1327 static struct ValueTextInfo options_change_sides[] =
1328 {
1329   { CH_SIDE_LEFT,               "left"                          },
1330   { CH_SIDE_RIGHT,              "right"                         },
1331   { CH_SIDE_TOP,                "top"                           },
1332   { CH_SIDE_BOTTOM,             "bottom"                        },
1333   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1334   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1335   { CH_SIDE_ANY,                "any"                           },
1336   { -1,                         NULL                            }
1337 };
1338
1339 static struct ValueTextInfo options_change_trigger_player[] =
1340 {
1341   { 0,                          "any"                           },
1342   { 1,                          "1"                             },
1343   { 2,                          "2"                             },
1344   { 3,                          "3"                             },
1345   { 4,                          "4"                             },
1346   { -1,                         NULL                            }
1347 };
1348
1349 static struct ValueTextInfo options_change_trigger_page[] =
1350 {
1351   { 0,                          "any"                           },
1352   { 1,                          "1"                             },
1353   { 2,                          "2"                             },
1354   { 3,                          "3"                             },
1355   { 4,                          "4"                             },
1356   { 5,                          "5"                             },
1357   { 6,                          "6"                             },
1358   { 7,                          "7"                             },
1359   { 8,                          "8"                             },
1360   { 9,                          "9"                             },
1361   { 10,                         "10"                            },
1362   { 11,                         "11"                            },
1363   { 12,                         "12"                            },
1364   { 13,                         "13"                            },
1365   { 14,                         "14"                            },
1366   { 15,                         "15"                            },
1367   { 16,                         "16"                            },
1368   { 17,                         "17"                            },
1369   { 18,                         "18"                            },
1370   { 19,                         "19"                            },
1371   { 20,                         "20"                            },
1372   { 21,                         "21"                            },
1373   { 22,                         "22"                            },
1374   { 23,                         "23"                            },
1375   { 24,                         "24"                            },
1376   { 25,                         "25"                            },
1377   { 26,                         "26"                            },
1378   { 27,                         "27"                            },
1379   { 28,                         "28"                            },
1380   { 29,                         "29"                            },
1381   { 30,                         "30"                            },
1382   { 31,                         "31"                            },
1383   { 32,                         "32"                            },
1384   { -1,                         NULL                            }
1385 };
1386
1387 static struct ValueTextInfo options_change_power[] =
1388 {
1389   { CP_NON_DESTRUCTIVE,         "empty"                         },
1390   { CP_HALF_DESTRUCTIVE,        "diggable"                      },
1391   { CP_FULL_DESTRUCTIVE,        "destructible"                  },
1392   { -1,                         NULL                            }
1393 };
1394
1395 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1396 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1397 {
1398   { -1,                         NULL                            }
1399 };
1400
1401 static struct ValueTextInfo options_group_choice_mode[] =
1402 {
1403   { ANIM_RANDOM,                "random"                        },
1404   { ANIM_LOOP,                  "loop"                          },
1405   { ANIM_LINEAR,                "linear"                        },
1406   { ANIM_PINGPONG,              "pingpong"                      },
1407   { ANIM_PINGPONG2,             "pingpong 2"                    },
1408   { -1,                         NULL                            }
1409 };
1410
1411 static struct
1412 {
1413   int x, y;
1414   int gadget_id;
1415   int gadget_id_align;
1416   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1417   struct ValueTextInfo *options;
1418   int *value;
1419   char *text_left, *text_right, *infotext;
1420 } selectbox_info[ED_NUM_SELECTBOX] =
1421 {
1422   /* ---------- element settings: configure 1 (custom elements) ----------- */
1423
1424   {
1425     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1426     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1427     -1,
1428     options_access_type,
1429     &custom_element.access_type,
1430     NULL, NULL,                         "type of access to this field"
1431   },
1432   {
1433     -1,                                 ED_SETTINGS_YPOS(3),
1434     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1435     -1,
1436     options_access_layer,
1437     &custom_element.access_layer,
1438     NULL, NULL,                         "layer of access for this field"
1439   },
1440   {
1441     -1,                                 ED_SETTINGS_YPOS(3),
1442     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1443     -1,
1444     options_access_protected,
1445     &custom_element.access_protected,
1446     NULL, NULL,                         "protected access for this field"
1447   },
1448   {
1449     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1450     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1451     -1,
1452     options_access_direction,
1453     &custom_element.access_direction,
1454     "from", NULL,                       "access direction for this field"
1455   },
1456   {
1457     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1458     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1459     -1,
1460     options_walk_to_action,
1461     &custom_element.walk_to_action,
1462     NULL, NULL,                         "diggable/collectible/pushable"
1463   },
1464   {
1465     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1466     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1467     -1,
1468     options_move_pattern,
1469     &custom_element.move_pattern,
1470     "can move", NULL,                   "element move direction"
1471   },
1472   {
1473     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1474     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1475     -1,
1476     options_move_direction,
1477     &custom_element.move_direction_initial,
1478     "starts moving", NULL,              "initial element move direction"
1479   },
1480   {
1481     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
1482     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1483     -1,
1484     options_move_stepsize,
1485     &custom_element.move_stepsize,
1486     "move/fall speed", NULL,            "speed of element movement"
1487   },
1488   {
1489     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1490     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1491     -1,
1492     options_move_leave_type,
1493     &custom_element.move_leave_type,
1494     "can dig:    can", ":",             "leave behind or change element"
1495   },
1496   {
1497     -1,                                 ED_SETTINGS_YPOS(13),
1498     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1499     -1,
1500     options_smash_targets,
1501     &custom_element.smash_targets,
1502     "can smash", NULL,                  "elements that can be smashed"
1503   },
1504   {
1505     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1506     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1507     -1,
1508     options_slippery_type,
1509     &custom_element.slippery_type,
1510     "slippery", NULL,                   "where other elements fall down"
1511   },
1512
1513   /* ---------- element settings: configure 2 (custom elements) ----------- */
1514
1515   {
1516     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1517     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1518     -1,
1519     options_deadliness,
1520     &custom_element.deadliness,
1521     "deadly when", NULL,                "deadliness of element"
1522   },
1523   {
1524     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1525     GADGET_ID_CUSTOM_CONSISTENCY,       GADGET_ID_NONE,
1526     -1,
1527     options_consistency,
1528     &custom_element.consistency,
1529     NULL, NULL,                         "consistency/destructibility"
1530   },
1531
1532   /* ---------- element settings: advanced (custom elements) --------------- */
1533
1534   {
1535     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1536     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1537     -1,
1538     options_time_units,
1539     &custom_element_change.delay_frames,
1540     "delay time given in", NULL,        "delay time units for change"
1541   },
1542   {
1543     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1544     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1545     -1,
1546     options_change_direct_action,
1547     &custom_element_change.direct_action,
1548     NULL, NULL,                         "type of direct action"
1549   },
1550   {
1551     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1552     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1553     -1,
1554     options_change_other_action,
1555     &custom_element_change.other_action,
1556     NULL, "element:",                   "type of other element action"
1557   },
1558   {
1559     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1560     GADGET_ID_CHANGE_SIDES,             GADGET_ID_NONE,
1561     -1,
1562     options_change_sides,
1563     &custom_element_change.sides,
1564     "... at", "side",                   "element side that causes change"
1565   },
1566   {
1567     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1568     GADGET_ID_CHANGE_PLAYERS,           GADGET_ID_NONE,
1569     -1,
1570     options_change_trigger_player,
1571     &custom_element_change.trigger_player,
1572     "player:", " ",                     "player that causes change"
1573   },
1574   {
1575     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1576     GADGET_ID_CHANGE_PAGES,             GADGET_ID_CHANGE_PLAYERS,
1577     -1,
1578     options_change_trigger_page,
1579     &custom_element_change.trigger_page,
1580     "page:", NULL,                      "change page that causes change"
1581   },
1582   {
1583     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1584     GADGET_ID_CHANGE_POWER,             GADGET_ID_NONE,
1585     -1,
1586     options_change_power,
1587     &custom_element_change.power,
1588     "replace when", NULL,               "which elements can be replaced"
1589   },
1590   {
1591     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1592     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1593     3,
1594     options_change_page,
1595     &custom_element.current_change_page,
1596     NULL, NULL,                         "element change page"
1597   },
1598
1599   /* ---------- element settings: configure (group elements) --------------- */
1600
1601   {
1602     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1603     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1604     -1,
1605     options_group_choice_mode,
1606     &group_element_info.choice_mode,
1607     "choice type:", NULL,               "type of group element choice"
1608   },
1609 };
1610
1611 static struct
1612 {
1613   int x, y;
1614   int gadget_id;
1615   int gadget_id_align;
1616   int size;
1617   char *text;
1618   char *text_left, *text_right, *infotext;
1619 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1620 {
1621 #if 1
1622   {
1623     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1624     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1625     8,                                  "Info",
1626     NULL, NULL,                         "Show information about element"
1627   },
1628   {
1629     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1630     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1631     8,                                  "Config",
1632     NULL, NULL,                         "Configure element properties"
1633   },
1634   {
1635     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1636     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1637     8,                                  "Config 1",
1638     NULL, NULL,                         "Configure custom element properties"
1639   },
1640   {
1641     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1642     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1643     8,                                  "Config 2",
1644     NULL, NULL,                         "Configure custom element properties"
1645   },
1646   {
1647     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1648     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1649     8,                                  "Change",
1650     NULL, NULL,                         "Custom element change configuration"
1651   },
1652 #else
1653   {
1654     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1655     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1656     11,                                 "Information",
1657     NULL, NULL,                         "Show information about element"
1658   },
1659   {
1660     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1661     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1662     11,                                 "Configure",
1663     NULL, NULL,                         "Configure element properties"
1664   },
1665   {
1666     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1667     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1668     11,                                 "Advanced",
1669     NULL, NULL,                         "Advanced element configuration"
1670   },
1671 #endif
1672   {
1673     -1,                                 ED_SETTINGS_YPOS(2),
1674     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1675     -1,                                 "Save",
1676     " ", "As Template",                 "Save current settings as new template"
1677   },
1678   {
1679     -1,                                 ED_SETTINGS_YPOS(14),
1680     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_NEXT_CHANGE_PAGE,
1681     -1,                                 "New",
1682     " ", NULL,                          "Add new change page"
1683   },
1684   {
1685     -1,                                 ED_SETTINGS_YPOS(14),
1686     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1687     -1,                                 "Delete",
1688     NULL, NULL,                         "Delete current change page"
1689   },
1690 };
1691
1692 static struct
1693 {
1694   int gd_x, gd_y;
1695   int x, y;
1696   int width, height;
1697   int gadget_id;
1698   int gadget_id_align;
1699   char *text_left, *text_right, *infotext;
1700 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1701 {
1702   {
1703     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1704     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1705     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1706     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1707     NULL, NULL,                         "select previous change page"
1708   },
1709   {
1710     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1711     -1,                                 ED_SETTINGS_YPOS(14),
1712     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1713     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1714     NULL, "change page",                "select next change page"
1715   },
1716 };
1717
1718 static struct
1719 {
1720   int gd_x, gd_y;
1721   int x, y;
1722   int gadget_id;
1723   char *infotext;
1724 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1725 {
1726   {
1727     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1728     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1729     GADGET_ID_SCROLL_UP,
1730     "scroll level editing area up"
1731   },
1732   {
1733     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1734     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1735     GADGET_ID_SCROLL_DOWN,
1736     "scroll level editing area down"
1737   },
1738   {
1739     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1740     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1741     GADGET_ID_SCROLL_LEFT,
1742     "scroll level editing area left"
1743   },
1744   {
1745     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1746     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1747     GADGET_ID_SCROLL_RIGHT,
1748     "scroll level editing area right"
1749   },
1750   {
1751     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1752     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1753     GADGET_ID_SCROLL_LIST_UP,
1754     "scroll element list up ('Page Up')"
1755   },
1756   {
1757     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1758     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1759     GADGET_ID_SCROLL_LIST_DOWN,
1760     "scroll element list down ('Page Down')"
1761   },
1762 };
1763
1764 static struct
1765 {
1766   int gd_x, gd_y;
1767   int x, y;
1768   int width, height;
1769   int type;
1770   int gadget_id;
1771   char *infotext;
1772 } scrollbar_info[ED_NUM_SCROLLBARS] =
1773 {
1774   {
1775     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1776     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1777     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1778     GD_TYPE_SCROLLBAR_HORIZONTAL,
1779     GADGET_ID_SCROLL_HORIZONTAL,
1780     "scroll level editing area horizontally"
1781   },
1782   {
1783     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1784     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1785     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1786     GD_TYPE_SCROLLBAR_VERTICAL,
1787     GADGET_ID_SCROLL_VERTICAL,
1788     "scroll level editing area vertically"
1789   },
1790   {
1791     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1792     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1793     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1794     GD_TYPE_SCROLLBAR_VERTICAL,
1795     GADGET_ID_SCROLL_LIST_VERTICAL,
1796     "scroll element list vertically"
1797   }
1798 };
1799
1800 static struct
1801 {
1802   int x, y;
1803   int gadget_id;
1804   int gadget_id_align;
1805   int radio_button_nr;
1806   int *value;
1807   int checked_value;
1808   char *text_left, *text_right, *infotext;
1809 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1810 {
1811   {
1812     -1,                                 ED_COUNTER2_YPOS(8),
1813     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1814     RADIO_NR_RANDOM_ELEMENTS,
1815     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1816     " ", "percentage",                  "use percentage for random elements"
1817   },
1818   {
1819     -1,                                 ED_COUNTER2_YPOS(8),
1820     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1821     RADIO_NR_RANDOM_ELEMENTS,
1822     &random_placement_method,           RANDOM_USE_QUANTITY,
1823     " ", "quantity",                    "use quantity for random elements"
1824   }
1825 };
1826
1827 static struct
1828 {
1829   int x, y;
1830   int gadget_id;
1831   int gadget_id_align;
1832   boolean *value;
1833   char *text_left, *text_right, *infotext;
1834 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1835 {
1836   /* ---------- level and editor settings ---------------------------------- */
1837
1838   {
1839     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1840     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1841     &level.double_speed,
1842     NULL, "double speed movement",      "set movement speed of player"
1843   },
1844   {
1845     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1846     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1847     &level.initial_gravity,
1848     " ", "gravity",                     "set level gravity"
1849   },
1850   {
1851     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1852     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1853     &random_placement_background_restricted,
1854     NULL,
1855     "restrict random placement to:",    "set random placement restriction"
1856   },
1857
1858   /* ---------- element settings: configure (various elements) ------------- */
1859
1860   {
1861     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1862     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1863     &stick_element_properties_window,
1864     NULL,
1865     "stick this screen to edit content","stick this screen to edit content"
1866   },
1867   {
1868     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1869     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1870     &level.em_slippery_gems,
1871     NULL,
1872     "slip down from certain flat walls","use EM style slipping behaviour"
1873   },
1874   {
1875     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1876     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1877     &level.use_spring_bug,
1878     NULL,
1879     "use spring pushing bug",           "use odd spring pushing behaviour"
1880   },
1881   {
1882     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1883     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
1884     &level.block_last_field,
1885     NULL,
1886     "block last field when moving",     "player blocks last field when moving"
1887   },
1888   {
1889     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1890     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
1891     &level.sp_block_last_field,
1892     NULL,
1893     "block last field when moving",     "player blocks last field when moving"
1894   },
1895   {
1896     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1897     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
1898     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1899     NULL,
1900     "can move into acid",               "element can move into acid pool"
1901   },
1902
1903   /* ---------- element settings: configure 1 (custom elements) ----------- */
1904
1905   {
1906     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1907     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
1908     &custom_element.use_gfx_element,
1909     NULL, "use graphic of element:",    "use graphic for custom element"
1910   },
1911   {
1912     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1913     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
1914     &level.use_custom_template,
1915     NULL, "use template",               "use template for custom properties"
1916   },
1917   {
1918     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
1919     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
1920     &custom_element_properties[EP_ACCESSIBLE],
1921     NULL, NULL,                         "player can walk to or pass this field"
1922   },
1923   {
1924     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1925     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
1926     &custom_element_properties[EP_WALK_TO_OBJECT],
1927     NULL, NULL,                         "player can dig/collect/push element"
1928   },
1929   {
1930     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
1931     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
1932     &custom_element_properties[EP_CAN_MOVE],
1933     NULL, NULL,                         "element can move in some direction"
1934   },
1935   {
1936     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
1937     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
1938     &custom_element_properties[EP_CAN_FALL],
1939     NULL, "can fall",                   "element can fall down"
1940   },
1941   {
1942     -1,                                 ED_SETTINGS_YPOS(13),
1943     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
1944     &custom_element_properties[EP_CAN_SMASH],
1945     " ", NULL,                          "element can smash other elements"
1946   },
1947   {
1948     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1949     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
1950     &custom_element_properties[EP_SLIPPERY],
1951     NULL, NULL,                         "other elements can fall down from it"
1952   },
1953
1954   /* ---------- element settings: configure 2 (custom elements) ----------- */
1955
1956   {
1957     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1958     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
1959     &custom_element_properties[EP_DEADLY],
1960     NULL, NULL,                         "element can kill the player"
1961   },
1962   {
1963     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1964     GADGET_ID_CUSTOM_EXPLODE_RESULT,    GADGET_ID_NONE,
1965     &custom_element_properties[EP_EXPLODE_RESULT],
1966     NULL, NULL,                         "set consistency/destructibility"
1967   },
1968   {
1969     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1970     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
1971     &custom_element.can_explode_by_fire,
1972     NULL, "by fire",                    "element can explode by fire/explosion"
1973   },
1974   {
1975     -1,                                 ED_SETTINGS_YPOS(3),
1976     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
1977     &custom_element.can_explode_smashed,
1978     " ", "smashed",                     "element can explode when smashed"
1979   },
1980   {
1981     -1,                                 ED_SETTINGS_YPOS(3),
1982     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
1983     &custom_element.can_explode_impact,
1984     " ", "impact",                      "element can explode on impact"
1985   },
1986
1987   /* ---------- element settings: advanced (custom elements) --------------- */
1988
1989   {
1990     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1991     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
1992     &custom_element_change.can_change,
1993     NULL, "element changes to:",        "element can change to other element"
1994   },
1995   {
1996     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1997     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
1998     &custom_element_change_events[CE_DELAY],
1999     NULL, NULL,                         "element changes after delay"
2000   },
2001   {
2002     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
2003     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2004     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2005     NULL, NULL,                         "element changes by direct action"
2006   },
2007   {
2008     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
2009     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2010     &custom_element_change_events[CE_BY_OTHER_ACTION],
2011     NULL, NULL,                         "element changes by other element"
2012   },
2013   {
2014     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
2015     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2016     &custom_element_change.explode,
2017     NULL, "explode instead of change",  "element explodes instead of change"
2018   },
2019   {
2020     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
2021     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2022     &custom_element_change.use_content,
2023     NULL, "use extended change target:","element changes to more elements"
2024   },
2025   {
2026     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
2027     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2028     &custom_element_change.only_complete,
2029     NULL, "replace all or nothing",     "only replace when all can be changed"
2030   },
2031   {
2032     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(12),
2033     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2034     &custom_element_change.use_random_change,
2035     NULL, NULL,                         "use percentage for random replace"
2036   },
2037 };
2038
2039 static struct
2040 {
2041   int x, y;
2042   int area_xsize, area_ysize;
2043   int gadget_id;
2044   int gadget_id_align;
2045   char *text_left, *text_right, *text_below;
2046 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2047 {
2048   /* ---------- level playfield content ------------------------------------ */
2049
2050   {
2051     0, 0,
2052     MAX_ED_FIELDX, MAX_ED_FIELDY,
2053     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2054     NULL, NULL,                         NULL
2055   },
2056
2057   /* ---------- yam yam content -------------------------------------------- */
2058
2059   {
2060     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2061     3, 3,
2062     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
2063     NULL, NULL,                         "1"
2064   },
2065   {
2066     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2067     3, 3,
2068     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2069     NULL, NULL,                         "2"
2070   },
2071   {
2072     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2073     3, 3,
2074     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2075     NULL, NULL,                         "3"
2076   },
2077   {
2078     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2079     3, 3,
2080     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2081     NULL, NULL,                         "4"
2082   },
2083   {
2084     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2085     3, 3,
2086     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2087     NULL, NULL,                         "5"
2088   },
2089   {
2090     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2091     3, 3,
2092     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2093     NULL, NULL,                         "6"
2094   },
2095   {
2096     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2097     3, 3,
2098     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2099     NULL, NULL,                         "7"
2100   },
2101   {
2102     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2103     3, 3,
2104     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2105     NULL, NULL,                         "8"
2106   },
2107
2108   /* ---------- amoeba content --------------------------------------------- */
2109
2110   {
2111     ED_AREA_AMOEBA_CONTENT_XPOS,        ED_AREA_AMOEBA_CONTENT_YPOS,
2112     1, 1,
2113     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2114     "content:", NULL,                   NULL
2115   },
2116
2117   /* ---------- custom graphic --------------------------------------------- */
2118
2119   {
2120     -1,                                 ED_AREA_ELEM_CONTENT3_YPOS,
2121     1, 1,
2122     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2123     NULL, NULL,                         NULL
2124   },
2125
2126   /* ---------- custom content (when exploding) ---------------------------- */
2127
2128   {
2129     ED_AREA_ELEM_CONTENT4_XPOS,         ED_AREA_ELEM_CONTENT4_YPOS,
2130     3, 3,
2131     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2132     "content:", NULL,                   NULL
2133   },
2134
2135   /* ---------- custom enter and leave element (when moving) --------------- */
2136
2137   {
2138     ED_SETTINGS_XPOS(1),                ED_AREA_ELEM_CONTENT4a_YPOS,
2139     1, 1,
2140     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2141     "can dig:", " ",                    NULL
2142   },
2143   {
2144     -1,                                 ED_AREA_ELEM_CONTENT4b_YPOS,
2145     1, 1,
2146     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2147     NULL, NULL,                         NULL
2148   },
2149
2150   /* ---------- custom change target --------------------------------------- */
2151
2152   {
2153     -1,                                 ED_AREA_ELEM_CONTENT2_YPOS,
2154     1, 1,
2155     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2156     NULL, "after/when:",                NULL
2157   },
2158
2159   /* ---------- custom change content (extended change target) ------------- */
2160
2161   {
2162     ED_AREA_ELEM_CONTENT6_XPOS,         ED_AREA_ELEM_CONTENT6_YPOS,
2163     3, 3,
2164     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2165     NULL, NULL,                         NULL
2166   },
2167
2168   /* ---------- custom change trigger (element causing change) ------------- */
2169
2170   {
2171     -1,                                 ED_AREA_ELEM_CONTENT5_YPOS,
2172     1, 1,
2173     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2174     NULL, NULL,                         NULL
2175   },
2176
2177   /* ---------- group element content -------------------------------------- */
2178
2179   {
2180     ED_AREA_GROUP_CONTENT_XPOS,         ED_AREA_GROUP_CONTENT_YPOS,
2181     MAX_ELEMENTS_IN_GROUP, 1,
2182     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2183     "content:", NULL,                   NULL
2184   },
2185
2186   /* ---------- random background (for random painting) -------------------- */
2187
2188   {
2189     -1,                                 ED_AREA_RANDOM_BACKGROUND_YPOS,
2190     1, 1,
2191     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2192     NULL, NULL,                         NULL
2193   },
2194 };
2195
2196
2197 /*
2198   -----------------------------------------------------------------------------
2199   some internally used variables
2200   -----------------------------------------------------------------------------
2201 */
2202
2203 /* actual size of level editor drawing area */
2204 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2205
2206 /* actual position of level editor drawing area in level playfield */
2207 static int level_xpos = -1, level_ypos = -1;
2208
2209 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2210
2211 /* drawing elements on the three mouse buttons */
2212 static int new_element1 = EL_WALL;
2213 static int new_element2 = EL_EMPTY;
2214 static int new_element3 = EL_SAND;
2215
2216 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2217                                 (button) == 2 ? new_element2 : \
2218                                 (button) == 3 ? new_element3 : EL_EMPTY)
2219 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2220
2221 /* forward declaration for internal use */
2222 static void ModifyEditorCounter(int, int);
2223 static void ModifyEditorCounterLimits(int, int, int);
2224 static void ModifyEditorSelectbox(int, int);
2225 static void ModifyEditorDrawingArea(int, int, int);
2226 static void ModifyEditorElementList();
2227 static void RedrawDrawingElements();
2228 static void DrawDrawingWindow();
2229 static void DrawLevelInfoWindow();
2230 static void DrawPropertiesWindow();
2231 static void UpdateCustomElementGraphicGadgets();
2232 static boolean checkPropertiesConfig(int);
2233 static void CopyLevelToUndoBuffer(int);
2234 static void HandleDrawingAreas(struct GadgetInfo *);
2235 static void HandleCounterButtons(struct GadgetInfo *);
2236 static void HandleTextInputGadgets(struct GadgetInfo *);
2237 static void HandleTextAreaGadgets(struct GadgetInfo *);
2238 static void HandleSelectboxGadgets(struct GadgetInfo *);
2239 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2240 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2241 static void HandleRadiobuttons(struct GadgetInfo *);
2242 static void HandleCheckbuttons(struct GadgetInfo *);
2243 static void HandleControlButtons(struct GadgetInfo *);
2244 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2245
2246 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2247 static int right_gadget_border[NUM_EDITOR_GADGETS];
2248
2249 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2250 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2251 static boolean draw_with_brush = FALSE;
2252 static int properties_element = 0;
2253
2254 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2255 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2256 static int undo_buffer_position = 0;
2257 static int undo_buffer_steps = 0;
2258
2259 static int edit_mode;
2260 static int edit_mode_properties;
2261
2262 static int element_shift = 0;
2263
2264 static int editor_hl_boulderdash[] =
2265 {
2266   EL_CHAR('B'),
2267   EL_CHAR('O'),
2268   EL_CHAR('U'),
2269   EL_CHAR('L'),
2270
2271   EL_CHAR('-'),
2272   EL_CHAR('D'),
2273   EL_CHAR('E'),
2274   EL_CHAR('R'),
2275
2276   EL_CHAR('D'),
2277   EL_CHAR('A'),
2278   EL_CHAR('S'),
2279   EL_CHAR('H'),
2280 };
2281
2282 static int editor_el_boulderdash[] =
2283 {
2284   EL_PLAYER_1,
2285   EL_EMPTY,
2286   EL_SAND,
2287   EL_STEELWALL,
2288
2289   EL_BD_WALL,
2290   EL_BD_MAGIC_WALL,
2291   EL_EXIT_CLOSED,
2292   EL_EXIT_OPEN,
2293
2294   EL_BD_DIAMOND,
2295   EL_BD_BUTTERFLY_UP,
2296   EL_BD_FIREFLY_UP,
2297   EL_BD_ROCK,
2298
2299   EL_BD_BUTTERFLY_LEFT,
2300   EL_BD_FIREFLY_LEFT,
2301   EL_BD_BUTTERFLY_RIGHT,
2302   EL_BD_FIREFLY_RIGHT,
2303
2304   EL_BD_AMOEBA,
2305   EL_BD_BUTTERFLY_DOWN,
2306   EL_BD_FIREFLY_DOWN,
2307   EL_EMPTY,
2308 };
2309 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2310 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2311 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2312 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2313
2314 static int editor_hl_emerald_mine[] =
2315 {
2316   EL_CHAR('E'),
2317   EL_CHAR('M'),
2318   EL_CHAR('E'),
2319   EL_CHAR('-'),
2320
2321   EL_CHAR('R'),
2322   EL_CHAR('A'),
2323   EL_CHAR('L'),
2324   EL_CHAR('D'),
2325
2326   EL_CHAR('M'),
2327   EL_CHAR('I'),
2328   EL_CHAR('N'),
2329   EL_CHAR('E'),
2330 };
2331
2332 static int editor_el_emerald_mine[] =
2333 {
2334   EL_PLAYER_1,
2335   EL_PLAYER_2,
2336   EL_PLAYER_3,
2337   EL_PLAYER_4,
2338
2339   EL_PLAYER_1,
2340   EL_EMPTY,
2341   EL_SAND,
2342   EL_ROCK,
2343
2344   EL_STEELWALL,
2345   EL_WALL,
2346   EL_WALL_SLIPPERY,
2347   EL_MAGIC_WALL,
2348
2349   EL_EMERALD,
2350   EL_DIAMOND,
2351   EL_NUT,
2352   EL_BOMB,
2353
2354   EL_WALL_EMERALD,
2355   EL_WALL_DIAMOND,
2356   EL_QUICKSAND_EMPTY,
2357   EL_QUICKSAND_FULL,
2358
2359   EL_DYNAMITE,
2360   EL_DYNAMITE_ACTIVE,
2361   EL_EXIT_CLOSED,
2362   EL_EXIT_OPEN,
2363
2364   EL_YAMYAM,
2365   EL_BUG_UP,
2366   EL_SPACESHIP_UP,
2367   EL_ROBOT,
2368
2369   EL_BUG_LEFT,
2370   EL_SPACESHIP_LEFT,
2371   EL_BUG_RIGHT,
2372   EL_SPACESHIP_RIGHT,
2373
2374   EL_ROBOT_WHEEL,
2375   EL_BUG_DOWN,
2376   EL_SPACESHIP_DOWN,
2377   EL_INVISIBLE_WALL,
2378
2379   EL_ACID_POOL_TOPLEFT,
2380   EL_ACID,
2381   EL_ACID_POOL_TOPRIGHT,
2382   EL_EMPTY,
2383
2384   EL_ACID_POOL_BOTTOMLEFT,
2385   EL_ACID_POOL_BOTTOM,
2386   EL_ACID_POOL_BOTTOMRIGHT,
2387   EL_EMPTY,
2388
2389   EL_AMOEBA_DROP,
2390   EL_AMOEBA_DEAD,
2391   EL_AMOEBA_WET,
2392   EL_AMOEBA_DRY,
2393
2394 #if 1
2395   EL_EM_KEY_1,
2396   EL_EM_KEY_2,
2397   EL_EM_KEY_3,
2398   EL_EM_KEY_4,
2399 #else
2400   EL_EM_KEY_1_FILE,
2401   EL_EM_KEY_2_FILE,
2402   EL_EM_KEY_3_FILE,
2403   EL_EM_KEY_4_FILE,
2404 #endif
2405
2406   EL_EM_GATE_1,
2407   EL_EM_GATE_2,
2408   EL_EM_GATE_3,
2409   EL_EM_GATE_4,
2410
2411   EL_EM_GATE_1_GRAY,
2412   EL_EM_GATE_2_GRAY,
2413   EL_EM_GATE_3_GRAY,
2414   EL_EM_GATE_4_GRAY,
2415 };
2416 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2417 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2418 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2419 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2420
2421 static int editor_hl_more[] =
2422 {
2423   EL_CHAR('M'),
2424   EL_CHAR('O'),
2425   EL_CHAR('R'),
2426   EL_CHAR('E'),
2427 };
2428
2429 static int editor_el_more[] =
2430 {
2431   EL_KEY_1,
2432   EL_KEY_2,
2433   EL_KEY_3,
2434   EL_KEY_4,
2435
2436   EL_GATE_1,
2437   EL_GATE_2,
2438   EL_GATE_3,
2439   EL_GATE_4,
2440
2441   EL_GATE_1_GRAY,
2442   EL_GATE_2_GRAY,
2443   EL_GATE_3_GRAY,
2444   EL_GATE_4_GRAY,
2445
2446   EL_ARROW_LEFT,
2447   EL_ARROW_RIGHT,
2448   EL_ARROW_UP,
2449   EL_ARROW_DOWN,
2450
2451   EL_AMOEBA_FULL,
2452   EL_EMERALD_YELLOW,
2453   EL_EMERALD_RED,
2454   EL_EMERALD_PURPLE,
2455
2456   EL_WALL_BD_DIAMOND,
2457   EL_WALL_EMERALD_YELLOW,
2458   EL_WALL_EMERALD_RED,
2459   EL_WALL_EMERALD_PURPLE,
2460
2461   EL_GAME_OF_LIFE,
2462   EL_PACMAN_UP,
2463   EL_TIME_ORB_FULL,
2464   EL_TIME_ORB_EMPTY,
2465
2466   EL_PACMAN_LEFT,
2467   EL_DARK_YAMYAM,
2468   EL_PACMAN_RIGHT,
2469   EL_EXPANDABLE_WALL,
2470
2471   EL_BIOMAZE,
2472   EL_PACMAN_DOWN,
2473   EL_LAMP,
2474   EL_LAMP_ACTIVE,
2475
2476   EL_DYNABOMB_INCREASE_NUMBER,
2477   EL_DYNABOMB_INCREASE_SIZE,
2478   EL_DYNABOMB_INCREASE_POWER,
2479   EL_STONEBLOCK,
2480
2481   EL_MOLE,
2482   EL_PENGUIN,
2483   EL_PIG,
2484   EL_DRAGON,
2485
2486   EL_BUG,
2487   EL_MOLE_UP,
2488   EL_BD_BUTTERFLY,
2489   EL_BD_FIREFLY,
2490
2491   EL_MOLE_LEFT,
2492   EL_EMPTY,
2493   EL_MOLE_RIGHT,
2494   EL_PACMAN,
2495
2496   EL_SPACESHIP,
2497   EL_MOLE_DOWN,
2498   EL_BALLOON,
2499   EL_BALLOON_SWITCH_ANY,
2500
2501   EL_BALLOON_SWITCH_LEFT,
2502   EL_BALLOON_SWITCH_RIGHT,
2503   EL_BALLOON_SWITCH_UP,
2504   EL_BALLOON_SWITCH_DOWN,
2505
2506   EL_SATELLITE,
2507   EL_EXPANDABLE_WALL_HORIZONTAL,
2508   EL_EXPANDABLE_WALL_VERTICAL,
2509   EL_EXPANDABLE_WALL_ANY,
2510
2511   EL_INVISIBLE_STEELWALL,
2512   EL_INVISIBLE_WALL,
2513   EL_SPEED_PILL,
2514   EL_BLACK_ORB,
2515
2516   EL_EMC_STEELWALL_1,
2517   EL_EMC_WALL_1,
2518   EL_EMC_WALL_2,
2519   EL_EMC_WALL_3,
2520
2521   EL_EMC_WALL_4,
2522   EL_EMC_WALL_5,
2523   EL_EMC_WALL_6,
2524   EL_EMC_WALL_7,
2525 };
2526 static int *editor_hl_more_ptr = editor_hl_more;
2527 static int *editor_el_more_ptr = editor_el_more;
2528 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2529 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2530
2531 static int editor_hl_sokoban[] =
2532 {
2533   EL_CHAR('S'),
2534   EL_CHAR('O'),
2535   EL_CHAR('K'),
2536   EL_CHAR('O'),
2537
2538   EL_CHAR('-'),
2539   EL_CHAR('B'),
2540   EL_CHAR('A'),
2541   EL_CHAR('N'),
2542 };
2543
2544 static int editor_el_sokoban[] =
2545 {
2546   EL_SOKOBAN_OBJECT,
2547   EL_SOKOBAN_FIELD_EMPTY,
2548   EL_SOKOBAN_FIELD_FULL,
2549   EL_SOKOBAN_FIELD_PLAYER,
2550 };
2551 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2552 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2553 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2554 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2555
2556 static int editor_hl_supaplex[] =
2557 {
2558   EL_CHAR('S'),
2559   EL_CHAR('U'),
2560   EL_CHAR('P'),
2561   EL_CHAR('A'),
2562
2563   EL_CHAR('P'),
2564   EL_CHAR('L'),
2565   EL_CHAR('E'),
2566   EL_CHAR('X'),
2567 };
2568
2569 static int editor_el_supaplex[] =
2570 {
2571 #if 1
2572   EL_EMPTY,
2573 #else
2574   EL_SP_EMPTY,
2575 #endif
2576   EL_SP_ZONK,
2577   EL_SP_BASE,
2578   EL_SP_MURPHY,
2579
2580   EL_SP_INFOTRON,
2581   EL_SP_CHIP_SINGLE,
2582   EL_SP_HARDWARE_GRAY,
2583   EL_SP_EXIT_CLOSED,
2584
2585   EL_SP_DISK_ORANGE,
2586   EL_SP_PORT_RIGHT,
2587   EL_SP_PORT_DOWN,
2588   EL_SP_PORT_LEFT,
2589
2590   EL_SP_PORT_UP,
2591   EL_SP_GRAVITY_PORT_RIGHT,
2592   EL_SP_GRAVITY_PORT_DOWN,
2593   EL_SP_GRAVITY_PORT_LEFT,
2594
2595   EL_SP_GRAVITY_PORT_UP,
2596   EL_SP_SNIKSNAK,
2597   EL_SP_DISK_YELLOW,
2598   EL_SP_TERMINAL,
2599
2600   EL_SP_DISK_RED,
2601   EL_SP_PORT_VERTICAL,
2602   EL_SP_PORT_HORIZONTAL,
2603   EL_SP_PORT_ANY,
2604
2605   EL_SP_ELECTRON,
2606   EL_SP_BUGGY_BASE,
2607   EL_SP_CHIP_LEFT,
2608   EL_SP_CHIP_RIGHT,
2609
2610   EL_SP_HARDWARE_BASE_1,
2611   EL_SP_HARDWARE_GREEN,
2612   EL_SP_HARDWARE_BLUE,
2613   EL_SP_HARDWARE_RED,
2614
2615   EL_SP_HARDWARE_YELLOW,
2616   EL_SP_HARDWARE_BASE_2,
2617   EL_SP_HARDWARE_BASE_3,
2618   EL_SP_HARDWARE_BASE_4,
2619
2620   EL_SP_HARDWARE_BASE_5,
2621   EL_SP_HARDWARE_BASE_6,
2622   EL_SP_CHIP_TOP,
2623   EL_SP_CHIP_BOTTOM,
2624 };
2625 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2626 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2627 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2628 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2629
2630 static int editor_hl_diamond_caves[] =
2631 {
2632   EL_CHAR('D'),
2633   EL_CHAR('I'),
2634   EL_CHAR('A'),
2635   EL_CHAR('-'),
2636
2637   EL_CHAR('M'),
2638   EL_CHAR('O'),
2639   EL_CHAR('N'),
2640   EL_CHAR('D'),
2641
2642   EL_CHAR('C'),
2643   EL_CHAR('A'),
2644   EL_CHAR('V'),
2645   EL_CHAR('E'),
2646
2647   EL_CHAR('S'),
2648   EL_CHAR(' '),
2649   EL_CHAR('I'),
2650   EL_CHAR('I'),
2651 };
2652
2653 static int editor_el_diamond_caves[] =
2654 {
2655   EL_PEARL,
2656   EL_CRYSTAL,
2657   EL_WALL_PEARL,
2658   EL_WALL_CRYSTAL,
2659
2660   EL_CONVEYOR_BELT_1_LEFT,
2661   EL_CONVEYOR_BELT_1_MIDDLE,
2662   EL_CONVEYOR_BELT_1_RIGHT,
2663   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2664
2665   EL_CONVEYOR_BELT_2_LEFT,
2666   EL_CONVEYOR_BELT_2_MIDDLE,
2667   EL_CONVEYOR_BELT_2_RIGHT,
2668   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2669
2670   EL_CONVEYOR_BELT_3_LEFT,
2671   EL_CONVEYOR_BELT_3_MIDDLE,
2672   EL_CONVEYOR_BELT_3_RIGHT,
2673   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2674
2675   EL_CONVEYOR_BELT_4_LEFT,
2676   EL_CONVEYOR_BELT_4_MIDDLE,
2677   EL_CONVEYOR_BELT_4_RIGHT,
2678   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2679
2680   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2681   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2682   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2683   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2684
2685   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2686   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2687   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2688   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2689
2690   EL_SWITCHGATE_OPEN,
2691   EL_SWITCHGATE_CLOSED,
2692   EL_SWITCHGATE_SWITCH_UP,
2693   EL_EMPTY,
2694
2695   EL_ENVELOPE_1,
2696   EL_ENVELOPE_2,
2697   EL_ENVELOPE_3,
2698   EL_ENVELOPE_4,
2699
2700   EL_TIMEGATE_CLOSED,
2701   EL_TIMEGATE_OPEN,
2702   EL_TIMEGATE_SWITCH,
2703   EL_EMPTY,
2704
2705   EL_LANDMINE,
2706   EL_INVISIBLE_SAND,
2707   EL_STEELWALL_SLIPPERY,
2708   EL_EMPTY,
2709
2710   EL_SIGN_EXCLAMATION,
2711   EL_SIGN_STOP,
2712   EL_LIGHT_SWITCH,
2713   EL_LIGHT_SWITCH_ACTIVE,
2714
2715   EL_SHIELD_NORMAL,
2716   EL_SHIELD_DEADLY,
2717   EL_EXTRA_TIME,
2718   EL_EMPTY,
2719 };
2720 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2721 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2722 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2723 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2724
2725 static int editor_hl_dx_boulderdash[] =
2726 {
2727   EL_CHAR('D'),
2728   EL_CHAR('X'),
2729   EL_CHAR('-'),
2730   EL_CHAR(' '),
2731
2732   EL_CHAR('B'),
2733   EL_CHAR('O'),
2734   EL_CHAR('U'),
2735   EL_CHAR('L'),
2736
2737   EL_CHAR('-'),
2738   EL_CHAR('D'),
2739   EL_CHAR('E'),
2740   EL_CHAR('R'),
2741
2742   EL_CHAR('D'),
2743   EL_CHAR('A'),
2744   EL_CHAR('S'),
2745   EL_CHAR('H'),
2746 };
2747
2748 static int editor_el_dx_boulderdash[] =
2749 {
2750   EL_SPRING,
2751   EL_TUBE_RIGHT_DOWN,
2752   EL_TUBE_HORIZONTAL_DOWN,
2753   EL_TUBE_LEFT_DOWN,
2754
2755   EL_TUBE_HORIZONTAL,
2756   EL_TUBE_VERTICAL_RIGHT,
2757   EL_TUBE_ANY,
2758   EL_TUBE_VERTICAL_LEFT,
2759
2760   EL_TUBE_VERTICAL,
2761   EL_TUBE_RIGHT_UP,
2762   EL_TUBE_HORIZONTAL_UP,
2763   EL_TUBE_LEFT_UP,
2764
2765   EL_TRAP,
2766   EL_DX_SUPABOMB,
2767   EL_EMPTY,
2768   EL_EMPTY
2769 };
2770 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2771 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2772 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2773 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2774
2775 static int editor_hl_chars[] =
2776 {
2777   EL_CHAR('T'),
2778   EL_CHAR('E'),
2779   EL_CHAR('X'),
2780   EL_CHAR('T'),
2781 };
2782
2783 static int editor_el_chars[] =
2784 {
2785   EL_CHAR(' '),
2786   EL_CHAR('!'),
2787   EL_CHAR('"'),
2788   EL_CHAR('#'),
2789
2790   EL_CHAR('$'),
2791   EL_CHAR('%'),
2792   EL_CHAR('&'),
2793   EL_CHAR('\''),
2794
2795   EL_CHAR('('),
2796   EL_CHAR(')'),
2797   EL_CHAR('*'),
2798   EL_CHAR('+'),
2799
2800   EL_CHAR(','),
2801   EL_CHAR('-'),
2802   EL_CHAR('.'),
2803   EL_CHAR('/'),
2804
2805   EL_CHAR('0'),
2806   EL_CHAR('1'),
2807   EL_CHAR('2'),
2808   EL_CHAR('3'),
2809
2810   EL_CHAR('4'),
2811   EL_CHAR('5'),
2812   EL_CHAR('6'),
2813   EL_CHAR('7'),
2814
2815   EL_CHAR('8'),
2816   EL_CHAR('9'),
2817   EL_CHAR(':'),
2818   EL_CHAR(';'),
2819
2820   EL_CHAR('<'),
2821   EL_CHAR('='),
2822   EL_CHAR('>'),
2823   EL_CHAR('?'),
2824
2825   EL_CHAR('@'),
2826   EL_CHAR('A'),
2827   EL_CHAR('B'),
2828   EL_CHAR('C'),
2829
2830   EL_CHAR('D'),
2831   EL_CHAR('E'),
2832   EL_CHAR('F'),
2833   EL_CHAR('G'),
2834
2835   EL_CHAR('H'),
2836   EL_CHAR('I'),
2837   EL_CHAR('J'),
2838   EL_CHAR('K'),
2839
2840   EL_CHAR('L'),
2841   EL_CHAR('M'),
2842   EL_CHAR('N'),
2843   EL_CHAR('O'),
2844
2845   EL_CHAR('P'),
2846   EL_CHAR('Q'),
2847   EL_CHAR('R'),
2848   EL_CHAR('S'),
2849
2850   EL_CHAR('T'),
2851   EL_CHAR('U'),
2852   EL_CHAR('V'),
2853   EL_CHAR('W'),
2854
2855   EL_CHAR('X'),
2856   EL_CHAR('Y'),
2857   EL_CHAR('Z'),
2858   EL_CHAR('['),
2859
2860   EL_CHAR('\\'),
2861   EL_CHAR(']'),
2862   EL_CHAR('^'),
2863   EL_CHAR('_'),
2864
2865   EL_CHAR('©'),
2866   EL_CHAR('Ä'),
2867   EL_CHAR('Ö'),
2868   EL_CHAR('Ü'),
2869
2870   EL_CHAR('°'),
2871   EL_CHAR('®'),
2872   EL_CHAR(FONT_ASCII_CURSOR),
2873   EL_CHAR(' ')
2874 };
2875 static int *editor_hl_chars_ptr = editor_hl_chars;
2876 static int *editor_el_chars_ptr = editor_el_chars;
2877 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2878 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2879
2880 static int editor_hl_custom[] =
2881 {
2882   EL_CHAR('C'),
2883   EL_CHAR('U'),
2884   EL_CHAR('S'),
2885   EL_CHAR('-'),
2886
2887   EL_CHAR('T'),
2888   EL_CHAR('O'),
2889   EL_CHAR('M'),
2890   EL_CHAR(' '),
2891
2892   EL_CHAR('E'),
2893   EL_CHAR('L'),
2894   EL_CHAR('E'),
2895   EL_CHAR('M'),
2896
2897   EL_CHAR('E'),
2898   EL_CHAR('N'),
2899   EL_CHAR('T'),
2900   EL_CHAR('S'),
2901 };
2902
2903 static int editor_el_custom[] =
2904 {
2905   EL_CUSTOM_START + 0,
2906   EL_CUSTOM_START + 1,
2907   EL_CUSTOM_START + 2,
2908   EL_CUSTOM_START + 3,
2909
2910   EL_CUSTOM_START + 4,
2911   EL_CUSTOM_START + 5,
2912   EL_CUSTOM_START + 6,
2913   EL_CUSTOM_START + 7,
2914
2915   EL_CUSTOM_START + 8,
2916   EL_CUSTOM_START + 9,
2917   EL_CUSTOM_START + 10,
2918   EL_CUSTOM_START + 11,
2919
2920   EL_CUSTOM_START + 12,
2921   EL_CUSTOM_START + 13,
2922   EL_CUSTOM_START + 14,
2923   EL_CUSTOM_START + 15,
2924
2925   EL_CUSTOM_START + 16,
2926   EL_CUSTOM_START + 17,
2927   EL_CUSTOM_START + 18,
2928   EL_CUSTOM_START + 19,
2929
2930   EL_CUSTOM_START + 20,
2931   EL_CUSTOM_START + 21,
2932   EL_CUSTOM_START + 22,
2933   EL_CUSTOM_START + 23,
2934
2935   EL_CUSTOM_START + 24,
2936   EL_CUSTOM_START + 25,
2937   EL_CUSTOM_START + 26,
2938   EL_CUSTOM_START + 27,
2939
2940   EL_CUSTOM_START + 28,
2941   EL_CUSTOM_START + 29,
2942   EL_CUSTOM_START + 30,
2943   EL_CUSTOM_START + 31,
2944
2945   EL_CUSTOM_START + 32,
2946   EL_CUSTOM_START + 33,
2947   EL_CUSTOM_START + 34,
2948   EL_CUSTOM_START + 35,
2949
2950   EL_CUSTOM_START + 36,
2951   EL_CUSTOM_START + 37,
2952   EL_CUSTOM_START + 38,
2953   EL_CUSTOM_START + 39,
2954
2955   EL_CUSTOM_START + 40,
2956   EL_CUSTOM_START + 41,
2957   EL_CUSTOM_START + 42,
2958   EL_CUSTOM_START + 43,
2959
2960   EL_CUSTOM_START + 44,
2961   EL_CUSTOM_START + 45,
2962   EL_CUSTOM_START + 46,
2963   EL_CUSTOM_START + 47,
2964
2965   EL_CUSTOM_START + 48,
2966   EL_CUSTOM_START + 49,
2967   EL_CUSTOM_START + 50,
2968   EL_CUSTOM_START + 51,
2969
2970   EL_CUSTOM_START + 52,
2971   EL_CUSTOM_START + 53,
2972   EL_CUSTOM_START + 54,
2973   EL_CUSTOM_START + 55,
2974
2975   EL_CUSTOM_START + 56,
2976   EL_CUSTOM_START + 57,
2977   EL_CUSTOM_START + 58,
2978   EL_CUSTOM_START + 59,
2979
2980   EL_CUSTOM_START + 60,
2981   EL_CUSTOM_START + 61,
2982   EL_CUSTOM_START + 62,
2983   EL_CUSTOM_START + 63,
2984
2985   EL_CUSTOM_START + 64,
2986   EL_CUSTOM_START + 65,
2987   EL_CUSTOM_START + 66,
2988   EL_CUSTOM_START + 67,
2989
2990   EL_CUSTOM_START + 68,
2991   EL_CUSTOM_START + 69,
2992   EL_CUSTOM_START + 70,
2993   EL_CUSTOM_START + 71,
2994
2995   EL_CUSTOM_START + 72,
2996   EL_CUSTOM_START + 73,
2997   EL_CUSTOM_START + 74,
2998   EL_CUSTOM_START + 75,
2999
3000   EL_CUSTOM_START + 76,
3001   EL_CUSTOM_START + 77,
3002   EL_CUSTOM_START + 78,
3003   EL_CUSTOM_START + 79,
3004
3005   EL_CUSTOM_START + 80,
3006   EL_CUSTOM_START + 81,
3007   EL_CUSTOM_START + 82,
3008   EL_CUSTOM_START + 83,
3009
3010   EL_CUSTOM_START + 84,
3011   EL_CUSTOM_START + 85,
3012   EL_CUSTOM_START + 86,
3013   EL_CUSTOM_START + 87,
3014
3015   EL_CUSTOM_START + 88,
3016   EL_CUSTOM_START + 89,
3017   EL_CUSTOM_START + 90,
3018   EL_CUSTOM_START + 91,
3019
3020   EL_CUSTOM_START + 92,
3021   EL_CUSTOM_START + 93,
3022   EL_CUSTOM_START + 94,
3023   EL_CUSTOM_START + 95,
3024
3025   EL_CUSTOM_START + 96,
3026   EL_CUSTOM_START + 97,
3027   EL_CUSTOM_START + 98,
3028   EL_CUSTOM_START + 99,
3029
3030   EL_CUSTOM_START + 100,
3031   EL_CUSTOM_START + 101,
3032   EL_CUSTOM_START + 102,
3033   EL_CUSTOM_START + 103,
3034
3035   EL_CUSTOM_START + 104,
3036   EL_CUSTOM_START + 105,
3037   EL_CUSTOM_START + 106,
3038   EL_CUSTOM_START + 107,
3039
3040   EL_CUSTOM_START + 108,
3041   EL_CUSTOM_START + 109,
3042   EL_CUSTOM_START + 110,
3043   EL_CUSTOM_START + 111,
3044
3045   EL_CUSTOM_START + 112,
3046   EL_CUSTOM_START + 113,
3047   EL_CUSTOM_START + 114,
3048   EL_CUSTOM_START + 115,
3049
3050   EL_CUSTOM_START + 116,
3051   EL_CUSTOM_START + 117,
3052   EL_CUSTOM_START + 118,
3053   EL_CUSTOM_START + 119,
3054
3055   EL_CUSTOM_START + 120,
3056   EL_CUSTOM_START + 121,
3057   EL_CUSTOM_START + 122,
3058   EL_CUSTOM_START + 123,
3059
3060   EL_CUSTOM_START + 124,
3061   EL_CUSTOM_START + 125,
3062   EL_CUSTOM_START + 126,
3063   EL_CUSTOM_START + 127
3064 };
3065 static int *editor_hl_custom_ptr = editor_hl_custom;
3066 static int *editor_el_custom_ptr = editor_el_custom;
3067 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3068 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3069
3070 static int editor_hl_custom_more[] =
3071 {
3072 };
3073
3074 static int editor_el_custom_more[] =
3075 {
3076   EL_CUSTOM_START + 128,
3077   EL_CUSTOM_START + 129,
3078   EL_CUSTOM_START + 130,
3079   EL_CUSTOM_START + 131,
3080
3081   EL_CUSTOM_START + 132,
3082   EL_CUSTOM_START + 133,
3083   EL_CUSTOM_START + 134,
3084   EL_CUSTOM_START + 135,
3085
3086   EL_CUSTOM_START + 136,
3087   EL_CUSTOM_START + 137,
3088   EL_CUSTOM_START + 138,
3089   EL_CUSTOM_START + 139,
3090
3091   EL_CUSTOM_START + 140,
3092   EL_CUSTOM_START + 141,
3093   EL_CUSTOM_START + 142,
3094   EL_CUSTOM_START + 143,
3095
3096   EL_CUSTOM_START + 144,
3097   EL_CUSTOM_START + 145,
3098   EL_CUSTOM_START + 146,
3099   EL_CUSTOM_START + 147,
3100
3101   EL_CUSTOM_START + 148,
3102   EL_CUSTOM_START + 149,
3103   EL_CUSTOM_START + 150,
3104   EL_CUSTOM_START + 151,
3105
3106   EL_CUSTOM_START + 152,
3107   EL_CUSTOM_START + 153,
3108   EL_CUSTOM_START + 154,
3109   EL_CUSTOM_START + 155,
3110
3111   EL_CUSTOM_START + 156,
3112   EL_CUSTOM_START + 157,
3113   EL_CUSTOM_START + 158,
3114   EL_CUSTOM_START + 159,
3115
3116   EL_CUSTOM_START + 160,
3117   EL_CUSTOM_START + 161,
3118   EL_CUSTOM_START + 162,
3119   EL_CUSTOM_START + 163,
3120
3121   EL_CUSTOM_START + 164,
3122   EL_CUSTOM_START + 165,
3123   EL_CUSTOM_START + 166,
3124   EL_CUSTOM_START + 167,
3125
3126   EL_CUSTOM_START + 168,
3127   EL_CUSTOM_START + 169,
3128   EL_CUSTOM_START + 170,
3129   EL_CUSTOM_START + 171,
3130
3131   EL_CUSTOM_START + 172,
3132   EL_CUSTOM_START + 173,
3133   EL_CUSTOM_START + 174,
3134   EL_CUSTOM_START + 175,
3135
3136   EL_CUSTOM_START + 176,
3137   EL_CUSTOM_START + 177,
3138   EL_CUSTOM_START + 178,
3139   EL_CUSTOM_START + 179,
3140
3141   EL_CUSTOM_START + 180,
3142   EL_CUSTOM_START + 181,
3143   EL_CUSTOM_START + 182,
3144   EL_CUSTOM_START + 183,
3145
3146   EL_CUSTOM_START + 184,
3147   EL_CUSTOM_START + 185,
3148   EL_CUSTOM_START + 186,
3149   EL_CUSTOM_START + 187,
3150
3151   EL_CUSTOM_START + 188,
3152   EL_CUSTOM_START + 189,
3153   EL_CUSTOM_START + 190,
3154   EL_CUSTOM_START + 191,
3155
3156   EL_CUSTOM_START + 192,
3157   EL_CUSTOM_START + 193,
3158   EL_CUSTOM_START + 194,
3159   EL_CUSTOM_START + 195,
3160
3161   EL_CUSTOM_START + 196,
3162   EL_CUSTOM_START + 197,
3163   EL_CUSTOM_START + 198,
3164   EL_CUSTOM_START + 199,
3165
3166   EL_CUSTOM_START + 200,
3167   EL_CUSTOM_START + 201,
3168   EL_CUSTOM_START + 202,
3169   EL_CUSTOM_START + 203,
3170
3171   EL_CUSTOM_START + 204,
3172   EL_CUSTOM_START + 205,
3173   EL_CUSTOM_START + 206,
3174   EL_CUSTOM_START + 207,
3175
3176   EL_CUSTOM_START + 208,
3177   EL_CUSTOM_START + 209,
3178   EL_CUSTOM_START + 210,
3179   EL_CUSTOM_START + 211,
3180
3181   EL_CUSTOM_START + 212,
3182   EL_CUSTOM_START + 213,
3183   EL_CUSTOM_START + 214,
3184   EL_CUSTOM_START + 215,
3185
3186   EL_CUSTOM_START + 216,
3187   EL_CUSTOM_START + 217,
3188   EL_CUSTOM_START + 218,
3189   EL_CUSTOM_START + 219,
3190
3191   EL_CUSTOM_START + 220,
3192   EL_CUSTOM_START + 221,
3193   EL_CUSTOM_START + 222,
3194   EL_CUSTOM_START + 223,
3195
3196   EL_CUSTOM_START + 224,
3197   EL_CUSTOM_START + 225,
3198   EL_CUSTOM_START + 226,
3199   EL_CUSTOM_START + 227,
3200
3201   EL_CUSTOM_START + 228,
3202   EL_CUSTOM_START + 229,
3203   EL_CUSTOM_START + 230,
3204   EL_CUSTOM_START + 231,
3205
3206   EL_CUSTOM_START + 232,
3207   EL_CUSTOM_START + 233,
3208   EL_CUSTOM_START + 234,
3209   EL_CUSTOM_START + 235,
3210
3211   EL_CUSTOM_START + 236,
3212   EL_CUSTOM_START + 237,
3213   EL_CUSTOM_START + 238,
3214   EL_CUSTOM_START + 239,
3215
3216   EL_CUSTOM_START + 240,
3217   EL_CUSTOM_START + 241,
3218   EL_CUSTOM_START + 242,
3219   EL_CUSTOM_START + 243,
3220
3221   EL_CUSTOM_START + 244,
3222   EL_CUSTOM_START + 245,
3223   EL_CUSTOM_START + 246,
3224   EL_CUSTOM_START + 247,
3225
3226   EL_CUSTOM_START + 248,
3227   EL_CUSTOM_START + 249,
3228   EL_CUSTOM_START + 250,
3229   EL_CUSTOM_START + 251,
3230
3231   EL_CUSTOM_START + 252,
3232   EL_CUSTOM_START + 253,
3233   EL_CUSTOM_START + 254,
3234   EL_CUSTOM_START + 255
3235 };
3236 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3237 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3238 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3239 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3240
3241 static int editor_hl_group[] =
3242 {
3243   EL_CHAR('G'),
3244   EL_CHAR('R'),
3245   EL_CHAR('O'),
3246   EL_CHAR('U'),
3247
3248   EL_CHAR('P'),
3249   EL_CHAR(' '),
3250   EL_CHAR(' '),
3251   EL_CHAR(' '),
3252
3253   EL_CHAR('E'),
3254   EL_CHAR('L'),
3255   EL_CHAR('E'),
3256   EL_CHAR('M'),
3257
3258   EL_CHAR('E'),
3259   EL_CHAR('N'),
3260   EL_CHAR('T'),
3261   EL_CHAR('S'),
3262 };
3263
3264 static int editor_el_group[] =
3265 {
3266   EL_GROUP_START + 0,
3267   EL_GROUP_START + 1,
3268   EL_GROUP_START + 2,
3269   EL_GROUP_START + 3,
3270
3271   EL_GROUP_START + 4,
3272   EL_GROUP_START + 5,
3273   EL_GROUP_START + 6,
3274   EL_GROUP_START + 7,
3275
3276   EL_GROUP_START + 8,
3277   EL_GROUP_START + 9,
3278   EL_GROUP_START + 10,
3279   EL_GROUP_START + 11,
3280
3281   EL_GROUP_START + 12,
3282   EL_GROUP_START + 13,
3283   EL_GROUP_START + 14,
3284   EL_GROUP_START + 15
3285 };
3286 static int *editor_hl_group_ptr = editor_hl_group;
3287 static int *editor_el_group_ptr = editor_el_group;
3288 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3289 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3290
3291 static int editor_hl_group_more[] =
3292 {
3293 };
3294
3295 static int editor_el_group_more[] =
3296 {
3297   EL_GROUP_START + 16,
3298   EL_GROUP_START + 17,
3299   EL_GROUP_START + 18,
3300   EL_GROUP_START + 19,
3301
3302   EL_GROUP_START + 20,
3303   EL_GROUP_START + 21,
3304   EL_GROUP_START + 22,
3305   EL_GROUP_START + 23,
3306
3307   EL_GROUP_START + 24,
3308   EL_GROUP_START + 25,
3309   EL_GROUP_START + 26,
3310   EL_GROUP_START + 27,
3311
3312   EL_GROUP_START + 28,
3313   EL_GROUP_START + 29,
3314   EL_GROUP_START + 30,
3315   EL_GROUP_START + 31
3316 };
3317 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3318 static int *editor_el_group_more_ptr = editor_el_group_more;
3319 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3320 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3321
3322 static int editor_hl_user_defined[] =
3323 {
3324   EL_CHAR('U'),
3325   EL_CHAR('S'),
3326   EL_CHAR('E'),
3327   EL_CHAR('R'),
3328
3329   EL_CHAR('D'),
3330   EL_CHAR('E'),
3331   EL_CHAR('F'),
3332   EL_CHAR('I'),
3333
3334   EL_CHAR('-'),
3335   EL_CHAR('N'),
3336   EL_CHAR('E'),
3337   EL_CHAR('D'),
3338 };
3339
3340 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3341 static int *editor_el_user_defined_ptr = NULL;
3342 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3343 static int num_editor_el_user_defined = 0;
3344
3345 static int editor_hl_empty[] = { };
3346 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3347
3348 static int *editor_hl_empty_ptr = editor_hl_empty;
3349 static int *editor_el_empty_ptr = editor_el_empty;
3350 static int num_editor_hl_empty = 0;
3351 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3352
3353 static boolean use_el_empty = FALSE;
3354
3355 static int *editor_elements = NULL;     /* dynamically allocated */
3356 static int num_editor_elements = 0;     /* dynamically determined */
3357
3358 static struct
3359 {
3360   boolean *setup_value;
3361
3362   int **headline_list;
3363   int *headline_list_size;
3364
3365   int **element_list;
3366   int *element_list_size;
3367
3368   boolean last_setup_value;
3369 }
3370 editor_elements_info[] =
3371 {
3372   {
3373     &setup.editor.el_boulderdash,
3374     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3375     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3376   },
3377   {
3378     &setup.editor.el_emerald_mine,
3379     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3380     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3381   },
3382   {
3383     &setup.editor.el_more,
3384     &editor_hl_more_ptr,                &num_editor_hl_more,
3385     &editor_el_more_ptr,                &num_editor_el_more
3386   },
3387   {
3388     &setup.editor.el_sokoban,
3389     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3390     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3391   },
3392   {
3393     &setup.editor.el_supaplex,
3394     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3395     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3396   },
3397   {
3398     &setup.editor.el_diamond_caves,
3399     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3400     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3401   },
3402   {
3403     &setup.editor.el_dx_boulderdash,
3404     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3405     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3406   },
3407   {
3408     &setup.editor.el_chars,
3409     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3410     &editor_el_chars_ptr,               &num_editor_el_chars
3411   },
3412   {
3413     &setup.editor.el_custom,
3414     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3415     &editor_el_custom_ptr,              &num_editor_el_custom
3416   },
3417   {
3418     &setup.editor.el_custom_more,
3419     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3420     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3421   },
3422   {
3423     &setup.editor.el_custom,
3424     &editor_hl_group_ptr,               &num_editor_hl_group,
3425     &editor_el_group_ptr,               &num_editor_el_group
3426   },
3427   {
3428     &setup.editor.el_custom_more,
3429     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3430     &editor_el_group_more_ptr,          &num_editor_el_group_more
3431   },
3432   {
3433     &setup.editor.el_user_defined,
3434     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3435     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3436   },
3437   {
3438     &use_el_empty,
3439     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3440     &editor_el_empty_ptr,               &num_editor_el_empty,
3441   },
3442   {
3443     NULL,
3444     NULL,                               NULL,
3445     NULL,                               NULL
3446   }
3447 };
3448
3449 #if 0
3450
3451 static struct
3452 {
3453   short element;
3454   short element_mapped;
3455 }
3456 forum_sketch_element_mapping[] =
3457 {
3458   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3459   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3460   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3461   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3462   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3463   { EL_WALL_EMERALD,                    EL_WALL                 },
3464   { EL_WALL_DIAMOND,                    EL_WALL                 },
3465   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3466   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3467   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3468   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3469   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3470   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3471   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3472   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3473   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3474   { EL_BD_WALL,                         EL_WALL                 },
3475
3476   { EL_BD_ROCK,                         EL_ROCK                 },
3477
3478   { EL_SP_ZONK,                         EL_ROCK                 },
3479   { EL_SP_BASE,                         EL_SAND                 },
3480   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3481   { EL_SP_INFOTRON,                     EL_EMERALD              },
3482   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3483   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3484   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3485   { EL_SP_DISK_RED,                     EL_BOMB                 },
3486   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3487   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3488   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3489   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3490   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3491   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3492   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3493   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3494   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3495   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3496   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3497   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3498   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3499   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3500   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3501   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3502   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3503   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3504   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3505   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3506   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3507   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3508   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3509   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3510   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3511   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3512   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3513   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3514   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3515   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3516
3517   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3518
3519   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3520
3521   { EL_DIAMOND,                         EL_EMERALD              },
3522   { EL_BD_DIAMOND,                      EL_EMERALD              },
3523   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3524   { EL_EMERALD_RED,                     EL_EMERALD              },
3525   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3526
3527   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3528   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3529   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3530   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3531   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3532   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3533   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3534
3535   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3536
3537   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3538   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3539   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3540
3541   { EL_EM_KEY_1,                        EL_KEY_1                },
3542   { EL_EM_KEY_2,                        EL_KEY_2                },
3543   { EL_EM_KEY_3,                        EL_KEY_3                },
3544   { EL_EM_KEY_4,                        EL_KEY_4                },
3545
3546   { EL_EM_GATE_1,                       EL_GATE_1               },
3547   { EL_EM_GATE_2,                       EL_GATE_2               },
3548   { EL_EM_GATE_3,                       EL_GATE_3               },
3549   { EL_EM_GATE_4,                       EL_GATE_4               },
3550
3551   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3552   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3553   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3554   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3555
3556   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3557   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3558   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3559
3560   { EL_PACMAN,                          EL_YAMYAM               },
3561   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3562
3563   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3564
3565   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3566   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3567   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3568   { EL_BLACK_ORB,                       EL_BOMB                 },
3569   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3570
3571   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3572   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3573   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3574   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3575
3576   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3577   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3578   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3579   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3580
3581   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3582   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3583   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3584   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3585
3586   { EL_PLAYER_2,                        EL_PLAYER_1             },
3587   { EL_PLAYER_3,                        EL_PLAYER_1             },
3588   { EL_PLAYER_4,                        EL_PLAYER_1             },
3589
3590   { EL_BUG_RIGHT,                       EL_BUG                  },
3591   { EL_BUG_UP,                          EL_BUG                  },
3592   { EL_BUG_LEFT,                        EL_BUG                  },
3593   { EL_BUG_DOWN,                        EL_BUG                  },
3594
3595   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3596   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3597   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3598   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3599
3600   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3601   { EL_PACMAN_UP,                       EL_YAMYAM               },
3602   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3603   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3604
3605   { -1,                                 -1                      }
3606 };
3607
3608 static struct
3609 {
3610   short element;
3611   char *element_string;
3612 }
3613 forum_sketch_element_strings[] =
3614 {
3615   { EL_PLAYER_1,                "p" },
3616   { EL_EMPTY,                   "_" },
3617   { EL_SAND,                    "s" },
3618   { EL_ROCK,                    "b" },
3619   { EL_EMERALD,                 "e" },
3620   { EL_BUG,                     "u" },
3621   { EL_SPACESHIP,               "h" },
3622   { EL_BD_FIREFLY,              "f" },
3623   { EL_BD_BUTTERFLY,            "b" },
3624   { EL_AMOEBA,                  "a" },
3625   { EL_YAMYAM,                  "y" },
3626   { EL_WALL,                    "w" },
3627   { EL_STEELWALL,               "t" },
3628   { EL_MAGIC_WALL,              "m" },
3629   { EL_EXIT_OPEN,               "x" },
3630   { EL_DYNAMITE,                "d" },
3631   { EL_KEY_1,                   "1" },
3632   { EL_KEY_2,                   "2" },
3633   { EL_KEY_3,                   "3" },
3634   { EL_KEY_4,                   "4" },
3635   { EL_GATE_1,                  "5" },
3636   { EL_GATE_2,                  "6" },
3637   { EL_GATE_3,                  "7" },
3638   { EL_GATE_4,                  "8" },
3639   { EL_GATE_1_GRAY,             "9" },
3640   { EL_BOMB,                    "@" },
3641   { EL_ROBOT,                   "r" },
3642   { EL_ROBOT_WHEEL,             "0" },
3643   { EL_NUT,                     "n" },
3644   { EL_CUSTOM_1,                "c" },
3645   { EL_CHAR_QUESTION,           "?" },
3646
3647   { -1,                         NULL }
3648 };
3649
3650 #endif
3651
3652
3653 /*
3654   -----------------------------------------------------------------------------
3655   functions
3656   -----------------------------------------------------------------------------
3657 */
3658
3659 static int getMaxInfoTextLength()
3660 {
3661   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3662 }
3663
3664 static int getTextWidthForGadget(char *text)
3665 {
3666   if (text == NULL)
3667     return 0;
3668
3669   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3670 }
3671
3672 static int getTextWidthForDrawingArea(char *text)
3673 {
3674   if (text == NULL)
3675     return 0;
3676
3677   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3678 }
3679
3680 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3681 {
3682   return (gi->x + gi->width + getTextWidthForGadget(text));
3683 }
3684
3685 static char *getElementInfoText(int element)
3686 {
3687   char *info_text = NULL;
3688
3689   if (element < NUM_FILE_ELEMENTS)
3690   {
3691     if (strlen(element_info[element].description) > 0)
3692       info_text = element_info[element].description;
3693     else if (element_info[element].custom_description != NULL)
3694       info_text = element_info[element].custom_description;
3695     else if (element_info[element].editor_description != NULL)
3696       info_text = element_info[element].editor_description;
3697   }
3698
3699   if (info_text == NULL)
3700     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3701
3702   return info_text;
3703 }
3704
3705 static void ReinitializeElementList()
3706 {
3707   static boolean initialized = FALSE;
3708   int pos = 0;
3709   int i, j;
3710
3711   checked_free(editor_elements);
3712
3713   if (!initialized)
3714   {
3715     /* initialize optional user defined element list */
3716     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3717                                      &num_editor_el_user_defined);
3718
3719     /* initialize list of empty elements (used for padding, if needed) */
3720     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3721       editor_el_empty[i] = EL_EMPTY;
3722
3723     /* do some sanity checks for each element from element list */
3724     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3725     {
3726       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3727       {
3728         int element = (*editor_elements_info[i].element_list)[j];
3729
3730         if (element >= NUM_FILE_ELEMENTS)
3731           Error(ERR_WARN, "editor element %d is runtime element", element);
3732
3733         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3734           Error(ERR_WARN, "no element description for element %d", element);
3735       }
3736     }
3737
3738     initialized = TRUE;
3739   }
3740
3741   num_editor_elements = 0;
3742   use_el_empty = FALSE;
3743
3744   /* determine size of element list */
3745   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3746   {
3747     if (*editor_elements_info[i].setup_value)
3748     {
3749       if (setup.editor.el_headlines)
3750         num_editor_elements += *editor_elements_info[i].headline_list_size;
3751
3752       num_editor_elements += *editor_elements_info[i].element_list_size;
3753     }
3754   }
3755
3756   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3757   {
3758     /* offer at least as many elements as element buttons exist */
3759     use_el_empty = TRUE;
3760     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3761
3762     num_editor_elements += num_editor_el_empty;
3763   }
3764
3765   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3766
3767   /* fill element list */
3768   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3769   {
3770     if (*editor_elements_info[i].setup_value)
3771     {
3772       if (setup.editor.el_headlines)
3773         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3774           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3775
3776       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3777         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3778     }
3779   }
3780
3781   /* correct position of element list scrollbar */
3782   if (element_shift < 0)
3783     element_shift = 0;
3784   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3785     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3786 }
3787
3788 void PrintEditorElementList()
3789 {
3790   boolean *stop = &setup.editor.el_user_defined;
3791   int i, j;
3792
3793   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3794   {
3795     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3796     {
3797       int element = (*editor_elements_info[i].headline_list)[j];
3798
3799       printf("# %s\n", element_info[element].token_name);
3800     }
3801
3802     if (j > 0)
3803       printf("#\n");
3804
3805     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3806     {
3807       int element = (*editor_elements_info[i].element_list)[j];
3808
3809       printf("# %s\n", element_info[element].token_name);
3810     }
3811
3812     if (j > 0)
3813       printf("#\n");
3814   }
3815 }
3816
3817 static void ReinitializeElementListButtons()
3818 {
3819   static boolean last_setup_value_headlines = FALSE;
3820   static boolean initialization_needed = TRUE;
3821   int i;
3822
3823   if (!initialization_needed)   /* check if editor element setup has changed */
3824   {
3825     if (last_setup_value_headlines != setup.editor.el_headlines)
3826       initialization_needed = TRUE;
3827
3828     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3829       if (editor_elements_info[i].last_setup_value !=
3830           *editor_elements_info[i].setup_value)
3831         initialization_needed = TRUE;
3832   }
3833
3834   if (!initialization_needed)
3835     return;
3836
3837   FreeLevelEditorGadgets();
3838   CreateLevelEditorGadgets();
3839
3840   /* store current setup values for next invocation of this function */
3841   last_setup_value_headlines = setup.editor.el_headlines;
3842   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3843     editor_elements_info[i].last_setup_value =
3844       *editor_elements_info[i].setup_value;
3845
3846   initialization_needed = FALSE;
3847 }
3848
3849 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3850                               boolean input)
3851 {
3852   int border_graphic =
3853     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3854   Bitmap *src_bitmap;
3855   int src_x, src_y;
3856   int num_mini_tilex = width  / MINI_TILEX + 1;
3857   int num_mini_tiley = height / MINI_TILEY + 1;
3858   int x, y;
3859
3860   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3861
3862   for (y = 0; y < num_mini_tiley; y++)
3863     for (x = 0; x < num_mini_tilex; x++)
3864       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3865                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3866                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3867
3868   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3869 }
3870
3871 static void DrawDrawingArea(int id)
3872 {
3873   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3874   int x, y;
3875
3876   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3877     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3878                        el2edimg(random_placement_background_element));
3879   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3880     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3881   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3882     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3883                        el2edimg(custom_element.gfx_element));
3884   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3885     for (y = 0; y < 3; y++)
3886       for (x = 0; x < 3; x++)
3887         DrawMiniGraphicExt(drawto,
3888                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3889                            el2edimg(custom_element.content[x][y]));
3890   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
3891     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3892                        el2edimg(custom_element.move_enter_element));
3893   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
3894     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3895                        el2edimg(custom_element.move_leave_element));
3896   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3897     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3898                        el2edimg(custom_element_change.target_element));
3899   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3900     for (y = 0; y < 3; y++)
3901       for (x = 0; x < 3; x++)
3902         DrawMiniGraphicExt(drawto,
3903                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3904                            el2edimg(custom_element_change.content[x][y]));
3905   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3906     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3907                        el2edimg(custom_element_change.trigger_element));
3908   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
3909     for (x = 0; x < group_element_info.num_elements; x++)
3910       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
3911                          el2edimg(group_element_info.element[x]));
3912   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3913            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3914   {
3915     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3916
3917     for (y = 0; y < 3; y++)
3918       for (x = 0; x < 3; x++)
3919         DrawMiniGraphicExt(drawto,
3920                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3921                            el2edimg(level.yamyam_content[nr][x][y]));
3922   }
3923 }
3924
3925 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3926 {
3927   int x,y;
3928   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3929   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3930
3931   BlitBitmap(drawto, drawto,
3932              SX + (dx == -1 ? MINI_TILEX : 0),
3933              SY + (dy == -1 ? MINI_TILEY : 0),
3934              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
3935              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
3936              SX + (dx == +1 ? MINI_TILEX : 0),
3937              SY + (dy == +1 ? MINI_TILEY : 0));
3938   if (dx)
3939   {
3940     x = (dx == 1 ? 0 : ed_fieldx - 1);
3941     for (y = 0; y < ed_fieldy; y++)
3942       DrawMiniElementOrWall(x, y, from_x, from_y);
3943   }
3944   else if (dy)
3945   {
3946     y = (dy == 1 ? 0 : ed_fieldy - 1);
3947     for (x = 0; x < ed_fieldx; x++)
3948       DrawMiniElementOrWall(x, y, from_x, from_y);
3949   }
3950
3951   redraw_mask |= REDRAW_FIELD;
3952   BackToFront();
3953 }
3954
3955 static void CreateControlButtons()
3956 {
3957   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3958   struct GadgetInfo *gi;
3959   unsigned long event_mask;
3960   int i;
3961
3962   /* create toolbox buttons */
3963   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
3964   {
3965     int id = i;
3966     int width, height;
3967     int gd_xoffset, gd_yoffset;
3968     int gd_x1, gd_x2, gd_y1, gd_y2;
3969     int button_type;
3970     int radio_button_nr;
3971     boolean checked;
3972
3973     if (id == GADGET_ID_SINGLE_ITEMS ||
3974         id == GADGET_ID_CONNECTED_ITEMS ||
3975         id == GADGET_ID_LINE ||
3976         id == GADGET_ID_ARC ||
3977         id == GADGET_ID_TEXT ||
3978         id == GADGET_ID_RECTANGLE ||
3979         id == GADGET_ID_FILLED_BOX ||
3980         id == GADGET_ID_FLOOD_FILL ||
3981         id == GADGET_ID_GRAB_BRUSH ||
3982         id == GADGET_ID_PICK_ELEMENT ||
3983         id == GADGET_ID_CUSTOM_COPY_FROM ||
3984         id == GADGET_ID_CUSTOM_COPY_TO ||
3985         id == GADGET_ID_CUSTOM_EXCHANGE)
3986     {
3987       button_type = GD_TYPE_RADIO_BUTTON;
3988       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
3989       checked = (id == drawing_function ? TRUE : FALSE);
3990       event_mask = GD_EVENT_PRESSED;
3991     }
3992     else
3993     {
3994       button_type = GD_TYPE_NORMAL_BUTTON;
3995       radio_button_nr = RADIO_NR_NONE;
3996       checked = FALSE;
3997
3998       if (id == GADGET_ID_WRAP_LEFT ||
3999           id == GADGET_ID_WRAP_RIGHT ||
4000           id == GADGET_ID_WRAP_UP ||
4001           id == GADGET_ID_WRAP_DOWN)
4002         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4003       else
4004         event_mask = GD_EVENT_RELEASED;
4005     }
4006
4007     if (id < ED_NUM_CTRL1_BUTTONS)
4008     {
4009       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4010       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4011
4012       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4013       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4014       width = ED_CTRL1_BUTTON_XSIZE;
4015       height = ED_CTRL1_BUTTON_YSIZE;
4016
4017       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4018       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4019       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4020       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4021     }
4022     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4023     {
4024       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4025       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4026
4027       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4028       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4029       width = ED_CTRL2_BUTTON_XSIZE;
4030       height = ED_CTRL2_BUTTON_YSIZE;
4031
4032       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4033       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4034       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4035       gd_y2 = 0;        /* no alternative graphic for these buttons */
4036     }
4037     else
4038     {
4039       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4040       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4041
4042       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4043       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4044       width = ED_CTRL3_BUTTON_XSIZE;
4045       height = ED_CTRL3_BUTTON_YSIZE;
4046
4047       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4048       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4049       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4050       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4051     }
4052
4053     gi = CreateGadget(GDI_CUSTOM_ID, id,
4054                       GDI_CUSTOM_TYPE_ID, i,
4055                       GDI_INFO_TEXT, control_info[i].text,
4056                       GDI_X, EX + gd_xoffset,
4057                       GDI_Y, EY + gd_yoffset,
4058                       GDI_WIDTH, width,
4059                       GDI_HEIGHT, height,
4060                       GDI_TYPE, button_type,
4061                       GDI_STATE, GD_BUTTON_UNPRESSED,
4062                       GDI_RADIO_NR, radio_button_nr,
4063                       GDI_CHECKED, checked,
4064                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4065                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4066                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4067                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4068                       GDI_EVENT_MASK, event_mask,
4069                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4070                       GDI_CALLBACK_ACTION, HandleControlButtons,
4071                       GDI_END);
4072
4073     if (gi == NULL)
4074       Error(ERR_EXIT, "cannot create gadget");
4075
4076     level_editor_gadget[id] = gi;
4077   }
4078
4079   /* create buttons for scrolling of drawing area and element list */
4080   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4081   {
4082     int id = scrollbutton_info[i].gadget_id;
4083     int x, y, width, height;
4084     int gd_x1, gd_x2, gd_y1, gd_y2;
4085
4086     x = scrollbutton_info[i].x;
4087     y = scrollbutton_info[i].y;
4088
4089     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4090
4091     if (id == GADGET_ID_SCROLL_LIST_UP ||
4092         id == GADGET_ID_SCROLL_LIST_DOWN)
4093     {
4094       x += DX;
4095       y += DY;
4096       width = ED_SCROLLBUTTON2_XSIZE;
4097       height = ED_SCROLLBUTTON2_YSIZE;
4098       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4099       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4100       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4101       gd_y2 = gd_y1;
4102     }
4103     else
4104     {
4105       x += SX;
4106       y += SY;
4107       width = ED_SCROLLBUTTON_XSIZE;
4108       height = ED_SCROLLBUTTON_YSIZE;
4109       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4110       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4111       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4112       gd_y2 = gd_y1;
4113     }
4114
4115     gi = CreateGadget(GDI_CUSTOM_ID, id,
4116                       GDI_CUSTOM_TYPE_ID, i,
4117                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4118                       GDI_X, x,
4119                       GDI_Y, y,
4120                       GDI_WIDTH, width,
4121                       GDI_HEIGHT, height,
4122                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4123                       GDI_STATE, GD_BUTTON_UNPRESSED,
4124                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4125                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4126                       GDI_EVENT_MASK, event_mask,
4127                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4128                       GDI_CALLBACK_ACTION, HandleControlButtons,
4129                       GDI_END);
4130
4131     if (gi == NULL)
4132       Error(ERR_EXIT, "cannot create gadget");
4133
4134     level_editor_gadget[id] = gi;
4135   }
4136
4137   /* create buttons for element list */
4138   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4139   {
4140     Bitmap *deco_bitmap;
4141     int deco_x, deco_y, deco_xpos, deco_ypos;
4142     int gd_xoffset, gd_yoffset;
4143     int gd_x1, gd_x2, gd_y;
4144     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4145     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4146     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4147     int element = editor_elements[i];
4148
4149     event_mask = GD_EVENT_RELEASED;
4150
4151     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4152     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4153
4154     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4155     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4156     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4157
4158     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4159     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4160     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4161
4162     gi = CreateGadget(GDI_CUSTOM_ID, id,
4163                       GDI_CUSTOM_TYPE_ID, i,
4164                       GDI_INFO_TEXT, getElementInfoText(element),
4165                       GDI_X, DX + gd_xoffset,
4166                       GDI_Y, DY + gd_yoffset,
4167                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4168                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4169                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4170                       GDI_STATE, GD_BUTTON_UNPRESSED,
4171                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4172                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4173                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4174                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4175                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4176                       GDI_DECORATION_SHIFTING, 1, 1,
4177                       GDI_EVENT_MASK, event_mask,
4178                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4179                       GDI_CALLBACK_ACTION, HandleControlButtons,
4180                       GDI_END);
4181
4182     if (gi == NULL)
4183       Error(ERR_EXIT, "cannot create gadget");
4184
4185     level_editor_gadget[id] = gi;
4186   }
4187 }
4188
4189 static void CreateCounterButtons()
4190 {
4191   int max_infotext_len = getMaxInfoTextLength();
4192   int i;
4193
4194   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4195   {
4196     int j;
4197     int x = SX + counterbutton_info[i].x;       /* down count button */
4198     int y = SY + counterbutton_info[i].y;
4199
4200     /* determine horizontal position to the right of specified gadget */
4201     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4202       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4203            ED_GADGET_TEXT_DISTANCE);
4204
4205     /* determine horizontal offset for leading text */
4206     if (counterbutton_info[i].text_left != NULL)
4207       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4208
4209     for (j = 0; j < 2; j++)
4210     {
4211       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4212       struct GadgetInfo *gi;
4213       int id = (j == 0 ?
4214                 counterbutton_info[i].gadget_id_down :
4215                 counterbutton_info[i].gadget_id_up);
4216       int gd_xoffset;
4217       int gd_x, gd_x1, gd_x2, gd_y;
4218       int x_size, y_size;
4219       unsigned long event_mask;
4220       char infotext[max_infotext_len + 1];
4221
4222       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4223
4224       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4225       {
4226         int sid = (j == 0 ?
4227                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4228                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4229
4230         event_mask |= GD_EVENT_RELEASED;
4231
4232         if (j == 1)
4233           x += 2 * ED_GADGET_DISTANCE;
4234         y += ED_GADGET_DISTANCE;
4235
4236         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4237         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4238         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4239         x_size = ED_SCROLLBUTTON_XSIZE;
4240         y_size = ED_SCROLLBUTTON_YSIZE;
4241       }
4242       else
4243       {
4244         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4245         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4246         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4247         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4248         x_size = ED_BUTTON_COUNT_XSIZE;
4249         y_size = ED_BUTTON_COUNT_YSIZE;
4250       }
4251
4252       sprintf(infotext, "%s counter value by 1, 5 or 10",
4253               (j == 0 ? "decrease" : "increase"));
4254
4255       gi = CreateGadget(GDI_CUSTOM_ID, id,
4256                         GDI_CUSTOM_TYPE_ID, i,
4257                         GDI_INFO_TEXT, infotext,
4258                         GDI_X, x,
4259                         GDI_Y, y,
4260                         GDI_WIDTH, x_size,
4261                         GDI_HEIGHT, y_size,
4262                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4263                         GDI_STATE, GD_BUTTON_UNPRESSED,
4264                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4265                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4266                         GDI_EVENT_MASK, event_mask,
4267                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4268                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4269                         GDI_END);
4270
4271       if (gi == NULL)
4272         Error(ERR_EXIT, "cannot create gadget");
4273
4274       level_editor_gadget[id] = gi;
4275       right_gadget_border[id] =
4276         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4277
4278       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4279
4280       if (j == 0)
4281       {
4282         int font_type = FONT_INPUT_1;
4283         int font_type_active = FONT_INPUT_1_ACTIVE;
4284         int gd_width = ED_WIN_COUNT_XSIZE;
4285
4286         id = counterbutton_info[i].gadget_id_text;
4287         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4288
4289         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4290         {
4291           font_type = FONT_LEVEL_NUMBER;
4292           font_type_active = FONT_LEVEL_NUMBER;
4293
4294           x += 2 * ED_GADGET_DISTANCE;
4295           y -= ED_GADGET_DISTANCE;
4296
4297           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4298           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4299           gd_width = ED_WIN_COUNT2_XSIZE;
4300         }
4301         else
4302         {
4303           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4304           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4305         }
4306
4307         gi = CreateGadget(GDI_CUSTOM_ID, id,
4308                           GDI_CUSTOM_TYPE_ID, i,
4309                           GDI_INFO_TEXT, "enter counter value",
4310                           GDI_X, x,
4311                           GDI_Y, y,
4312                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4313                           GDI_NUMBER_VALUE, 0,
4314                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4315                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4316                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4317                           GDI_TEXT_FONT, font_type,
4318                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4319                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4320                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4321                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4322                           GDI_DESIGN_WIDTH, gd_width,
4323                           GDI_EVENT_MASK, event_mask,
4324                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4325                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4326                           GDI_END);
4327
4328         if (gi == NULL)
4329           Error(ERR_EXIT, "cannot create gadget");
4330
4331         level_editor_gadget[id] = gi;
4332         right_gadget_border[id] =
4333           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4334
4335         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4336       }
4337     }
4338   }
4339 }
4340
4341 static void CreateDrawingAreas()
4342 {
4343   int i;
4344
4345   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4346   {
4347     struct GadgetInfo *gi;
4348     unsigned long event_mask;
4349     int id = drawingarea_info[i].gadget_id;
4350     int x = SX + drawingarea_info[i].x;
4351     int y = SY + drawingarea_info[i].y;
4352     int area_xsize = drawingarea_info[i].area_xsize;
4353     int area_ysize = drawingarea_info[i].area_ysize;
4354
4355     event_mask =
4356       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4357       GD_EVENT_OFF_BORDERS;
4358
4359     /* determine horizontal position to the right of specified gadget */
4360     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4361       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4362            ED_DRAWINGAREA_TEXT_DISTANCE);
4363
4364     /* determine horizontal offset for leading text */
4365     if (drawingarea_info[i].text_left != NULL)
4366       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4367
4368     gi = CreateGadget(GDI_CUSTOM_ID, id,
4369                       GDI_CUSTOM_TYPE_ID, i,
4370                       GDI_X, x,
4371                       GDI_Y, y,
4372                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4373                       GDI_AREA_SIZE, area_xsize, area_ysize,
4374                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4375                       GDI_EVENT_MASK, event_mask,
4376                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4377                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4378                       GDI_END);
4379
4380     if (gi == NULL)
4381       Error(ERR_EXIT, "cannot create gadget");
4382
4383     level_editor_gadget[id] = gi;
4384     right_gadget_border[id] =
4385       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4386   }
4387 }
4388
4389 static void CreateTextInputGadgets()
4390 {
4391   int max_infotext_len = getMaxInfoTextLength();
4392   int i;
4393
4394   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4395   {
4396     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4397     int gd_x, gd_y;
4398     struct GadgetInfo *gi;
4399     unsigned long event_mask;
4400     char infotext[MAX_OUTPUT_LINESIZE + 1];
4401     int id = textinput_info[i].gadget_id;
4402
4403     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4404
4405     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4406     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4407
4408     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4409     infotext[max_infotext_len] = '\0';
4410
4411     gi = CreateGadget(GDI_CUSTOM_ID, id,
4412                       GDI_CUSTOM_TYPE_ID, i,
4413                       GDI_INFO_TEXT, infotext,
4414                       GDI_X, SX + textinput_info[i].x,
4415                       GDI_Y, SY + textinput_info[i].y,
4416                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4417                       GDI_TEXT_VALUE, textinput_info[i].value,
4418                       GDI_TEXT_SIZE, textinput_info[i].size,
4419                       GDI_TEXT_FONT, FONT_INPUT_1,
4420                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4421                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4422                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4423                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4424                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4425                       GDI_EVENT_MASK, event_mask,
4426                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4427                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4428                       GDI_END);
4429
4430     if (gi == NULL)
4431       Error(ERR_EXIT, "cannot create gadget");
4432
4433     level_editor_gadget[id] = gi;
4434   }
4435 }
4436
4437 static void CreateTextAreaGadgets()
4438 {
4439   int max_infotext_len = getMaxInfoTextLength();
4440   int i;
4441
4442   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4443   {
4444     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4445     int gd_x, gd_y;
4446     struct GadgetInfo *gi;
4447     unsigned long event_mask;
4448     char infotext[MAX_OUTPUT_LINESIZE + 1];
4449     int id = textarea_info[i].gadget_id;
4450     int area_xsize = textarea_info[i].xsize;
4451     int area_ysize = textarea_info[i].ysize;
4452
4453     event_mask = GD_EVENT_TEXT_LEAVING;
4454
4455     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4456     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4457
4458     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4459     infotext[max_infotext_len] = '\0';
4460
4461     gi = CreateGadget(GDI_CUSTOM_ID, id,
4462                       GDI_CUSTOM_TYPE_ID, i,
4463                       GDI_INFO_TEXT, infotext,
4464                       GDI_X, SX + textarea_info[i].x,
4465                       GDI_Y, SY + textarea_info[i].y,
4466                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4467                       GDI_AREA_SIZE, area_xsize, area_ysize,
4468                       GDI_TEXT_FONT, FONT_INPUT_1,
4469                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4470                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4471                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4472                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4473                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4474                       GDI_EVENT_MASK, event_mask,
4475                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4476                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4477                       GDI_END);
4478
4479     if (gi == NULL)
4480       Error(ERR_EXIT, "cannot create gadget");
4481
4482     level_editor_gadget[id] = gi;
4483   }
4484 }
4485
4486 static void CreateSelectboxGadgets()
4487 {
4488   int max_infotext_len = getMaxInfoTextLength();
4489   int i, j;
4490
4491   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4492   {
4493     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4494     int gd_x, gd_y;
4495     struct GadgetInfo *gi;
4496     unsigned long event_mask;
4497     char infotext[MAX_OUTPUT_LINESIZE + 1];
4498     int id = selectbox_info[i].gadget_id;
4499     int x = SX + selectbox_info[i].x;
4500     int y = SY + selectbox_info[i].y;
4501
4502     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4503     {
4504       /* (we cannot use -1 for uninitialized values if we directly compare
4505          with results from strlen(), because the '<' and '>' operation will
4506          implicitely cast -1 to an unsigned integer value!) */
4507       selectbox_info[i].size = 0;
4508
4509       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4510         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4511           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4512
4513       selectbox_info[i].size++;         /* add one character empty space */
4514     }
4515
4516     event_mask = GD_EVENT_RELEASED |
4517       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4518
4519     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4520     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4521
4522     /* determine horizontal position to the right of specified gadget */
4523     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4524       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4525            ED_GADGET_TEXT_DISTANCE);
4526
4527     /* determine horizontal offset for leading text */
4528     if (selectbox_info[i].text_left != NULL)
4529       x += getTextWidthForGadget(selectbox_info[i].text_left);
4530
4531     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4532     infotext[max_infotext_len] = '\0';
4533
4534     gi = CreateGadget(GDI_CUSTOM_ID, id,
4535                       GDI_CUSTOM_TYPE_ID, i,
4536                       GDI_INFO_TEXT, infotext,
4537                       GDI_X, x,
4538                       GDI_Y, y,
4539                       GDI_TYPE, GD_TYPE_SELECTBOX,
4540                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4541                       GDI_TEXT_SIZE, selectbox_info[i].size,
4542                       GDI_TEXT_FONT, FONT_INPUT_1,
4543                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4544                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4545                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4546                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4547                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4548                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4549                       GDI_EVENT_MASK, event_mask,
4550                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4551                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4552                       GDI_END);
4553
4554     if (gi == NULL)
4555       Error(ERR_EXIT, "cannot create gadget");
4556
4557     level_editor_gadget[id] = gi;
4558     right_gadget_border[id] =
4559       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4560   }
4561 }
4562
4563 static void CreateTextbuttonGadgets()
4564 {
4565   int max_infotext_len = getMaxInfoTextLength();
4566   int i;
4567
4568   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4569   {
4570     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4571     int gd_x1, gd_x2, gd_y1, gd_y2;
4572     struct GadgetInfo *gi;
4573     unsigned long event_mask;
4574     char infotext[MAX_OUTPUT_LINESIZE + 1];
4575     int id = textbutton_info[i].gadget_id;
4576     int x = SX + textbutton_info[i].x;
4577     int y = SY + textbutton_info[i].y;
4578
4579     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4580       textbutton_info[i].size = strlen(textbutton_info[i].text);
4581
4582     event_mask = GD_EVENT_RELEASED;
4583
4584     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4585     {
4586       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4587       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4588       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4589       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4590     }
4591     else
4592     {
4593       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4594       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4595       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4596       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4597     }
4598
4599     sprintf(infotext, "%s", textbutton_info[i].infotext);
4600     infotext[max_infotext_len] = '\0';
4601
4602     /* determine horizontal position to the right of specified gadget */
4603     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4604       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4605            ED_GADGET_TEXT_DISTANCE);
4606
4607     /* determine horizontal offset for leading text */
4608     if (textbutton_info[i].text_left != NULL)
4609       x += getTextWidthForGadget(textbutton_info[i].text_left);
4610
4611     gi = CreateGadget(GDI_CUSTOM_ID, id,
4612                       GDI_CUSTOM_TYPE_ID, i,
4613                       GDI_INFO_TEXT, infotext,
4614                       GDI_X, x,
4615                       GDI_Y, y,
4616                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4617                       GDI_TEXT_VALUE, textbutton_info[i].text,
4618                       GDI_TEXT_SIZE, textbutton_info[i].size,
4619                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4620                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4621                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4622                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4623                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4624                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4625                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4626                       GDI_DECORATION_SHIFTING, 1, 1,
4627                       GDI_EVENT_MASK, event_mask,
4628                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4629                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4630                       GDI_END);
4631
4632     if (gi == NULL)
4633       Error(ERR_EXIT, "cannot create gadget");
4634
4635     level_editor_gadget[id] = gi;
4636     right_gadget_border[id] =
4637       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4638   }
4639 }
4640
4641 static void CreateGraphicbuttonGadgets()
4642 {
4643   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4644   struct GadgetInfo *gi;
4645   unsigned long event_mask;
4646   int i;
4647
4648   /* create buttons for scrolling of drawing area and element list */
4649   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4650   {
4651     int id = graphicbutton_info[i].gadget_id;
4652     int gd_x1, gd_x2, gd_y1, gd_y2;
4653     int x = SX + graphicbutton_info[i].x;
4654     int y = SY + graphicbutton_info[i].y;
4655
4656     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4657
4658     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4659     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4660     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4661     gd_y2 = gd_y1;
4662
4663     /* determine horizontal position to the right of specified gadget */
4664     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4665       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4666            ED_GADGET_TEXT_DISTANCE);
4667
4668     /* determine horizontal offset for leading text */
4669     if (graphicbutton_info[i].text_left != NULL)
4670       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4671
4672     gi = CreateGadget(GDI_CUSTOM_ID, id,
4673                       GDI_CUSTOM_TYPE_ID, i,
4674                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4675                       GDI_X, x,
4676                       GDI_Y, y,
4677                       GDI_WIDTH, graphicbutton_info[i].width,
4678                       GDI_HEIGHT, graphicbutton_info[i].height,
4679                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4680                       GDI_STATE, GD_BUTTON_UNPRESSED,
4681                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4682                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4683                       GDI_EVENT_MASK, event_mask,
4684                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4685                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4686                       GDI_END);
4687
4688     if (gi == NULL)
4689       Error(ERR_EXIT, "cannot create gadget");
4690
4691     level_editor_gadget[id] = gi;
4692     right_gadget_border[id] =
4693       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4694   }
4695 }
4696
4697 static void CreateScrollbarGadgets()
4698 {
4699   int i;
4700
4701   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4702   {
4703     int id = scrollbar_info[i].gadget_id;
4704     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4705     int gd_x1, gd_x2, gd_y1, gd_y2;
4706     struct GadgetInfo *gi;
4707     int items_max, items_visible, item_position;
4708     unsigned long event_mask;
4709
4710     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4711     {
4712       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4713       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4714       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4715     }
4716     else        /* drawing area scrollbars */
4717     {
4718       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4719       {
4720         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4721         items_visible = ed_fieldx;
4722         item_position = 0;
4723       }
4724       else
4725       {
4726         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4727         items_visible = ed_fieldy;
4728         item_position = 0;
4729       }
4730     }
4731
4732     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4733
4734     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4735     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4736                       scrollbar_info[i].height : scrollbar_info[i].width));
4737     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4738     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4739
4740     gi = CreateGadget(GDI_CUSTOM_ID, id,
4741                       GDI_CUSTOM_TYPE_ID, i,
4742                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4743                       GDI_X, scrollbar_info[i].x,
4744                       GDI_Y, scrollbar_info[i].y,
4745                       GDI_WIDTH, scrollbar_info[i].width,
4746                       GDI_HEIGHT, scrollbar_info[i].height,
4747                       GDI_TYPE, scrollbar_info[i].type,
4748                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4749                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4750                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4751                       GDI_STATE, GD_BUTTON_UNPRESSED,
4752                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4753                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4754                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4755                       GDI_EVENT_MASK, event_mask,
4756                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4757                       GDI_CALLBACK_ACTION, HandleControlButtons,
4758                       GDI_END);
4759
4760     if (gi == NULL)
4761       Error(ERR_EXIT, "cannot create gadget");
4762
4763     level_editor_gadget[id] = gi;
4764   }
4765 }
4766
4767 static void CreateCheckbuttonGadgets()
4768 {
4769   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4770   struct GadgetInfo *gi;
4771   unsigned long event_mask;
4772   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4773   int i;
4774
4775   event_mask = GD_EVENT_PRESSED;
4776
4777   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4778   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4779   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4780   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4781   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4782
4783   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
4784   {
4785     int id = checkbutton_info[i].gadget_id;
4786     int x = SX + checkbutton_info[i].x;
4787     int y = SY + checkbutton_info[i].y;
4788
4789     if (id == GADGET_ID_STICK_ELEMENT)
4790       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4791     else
4792       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4793
4794     /* determine horizontal position to the right of specified gadget */
4795     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4796       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4797            ED_GADGET_TEXT_DISTANCE);
4798
4799     /* determine horizontal offset for leading text */
4800     if (checkbutton_info[i].text_left != NULL)
4801       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4802
4803     gi = CreateGadget(GDI_CUSTOM_ID, id,
4804                       GDI_CUSTOM_TYPE_ID, i,
4805                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4806                       GDI_X, x,
4807                       GDI_Y, y,
4808                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4809                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4810                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4811                       GDI_CHECKED, *checkbutton_info[i].value,
4812                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4813                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4814                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4815                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4816                       GDI_EVENT_MASK, event_mask,
4817                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4818                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4819                       GDI_END);
4820
4821     if (gi == NULL)
4822       Error(ERR_EXIT, "cannot create gadget");
4823
4824     level_editor_gadget[id] = gi;
4825     right_gadget_border[id] =
4826       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4827   }
4828 }
4829
4830 static void CreateRadiobuttonGadgets()
4831 {
4832   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4833   struct GadgetInfo *gi;
4834   unsigned long event_mask;
4835   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4836   int i;
4837
4838   event_mask = GD_EVENT_PRESSED;
4839
4840   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4841   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4842   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4843   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4844   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4845
4846   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4847   {
4848     int id = radiobutton_info[i].gadget_id;
4849     int x = SX + radiobutton_info[i].x;
4850     int y = SY + radiobutton_info[i].y;
4851
4852     int checked =
4853       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4854
4855     /* determine horizontal position to the right of specified gadget */
4856     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4857       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4858            ED_GADGET_TEXT_DISTANCE);
4859
4860     /* determine horizontal offset for leading text */
4861     if (radiobutton_info[i].text_left != NULL)
4862       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4863
4864     gi = CreateGadget(GDI_CUSTOM_ID, id,
4865                       GDI_CUSTOM_TYPE_ID, i,
4866                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4867                       GDI_X, x,
4868                       GDI_Y, y,
4869                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4870                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4871                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4872                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4873                       GDI_CHECKED, checked,
4874                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4875                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4876                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4877                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4878                       GDI_EVENT_MASK, event_mask,
4879                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4880                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4881                       GDI_END);
4882
4883     if (gi == NULL)
4884       Error(ERR_EXIT, "cannot create gadget");
4885
4886     level_editor_gadget[id] = gi;
4887     right_gadget_border[id] =
4888       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4889   }
4890 }
4891
4892 void CreateLevelEditorGadgets()
4893 {
4894   int old_game_status = game_status;
4895
4896   /* setting 'game_status' is needed to get the right fonts for the editor */
4897   game_status = GAME_MODE_EDITOR;
4898
4899   ReinitializeElementList();
4900
4901   CreateControlButtons();
4902   CreateScrollbarGadgets();
4903
4904   /* order of function calls is important because of cross-references */
4905   CreateCheckbuttonGadgets();
4906   CreateCounterButtons();
4907   CreateRadiobuttonGadgets();
4908   CreateTextInputGadgets();
4909   CreateTextAreaGadgets();
4910   CreateSelectboxGadgets();
4911   CreateGraphicbuttonGadgets();
4912   CreateTextbuttonGadgets();
4913   CreateDrawingAreas();
4914
4915   game_status = old_game_status;
4916 }
4917
4918 void FreeLevelEditorGadgets()
4919 {
4920   int i;
4921
4922   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4923     FreeGadget(level_editor_gadget[i]);
4924 }
4925
4926 static void MapCounterButtons(int id)
4927 {
4928   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4929   int gadget_id_text = counterbutton_info[id].gadget_id_text;
4930   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4931   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
4932   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
4933   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
4934 #if 0
4935   char infotext[MAX_OUTPUT_LINESIZE + 1];
4936   int max_infotext_len = getMaxInfoTextLength();
4937   int xoffset_left = 0;
4938   int yoffset_left = ED_BORDER_SIZE;
4939   int xoffset_right = getCounterGadgetWidth();
4940   int yoffset_right = ED_BORDER_SIZE;
4941 #else
4942   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
4943   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4944   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
4945   int yoffset = ED_BORDER_SIZE;
4946   int x_left = gi_down->x - xoffset_left;
4947   int x_right = gi_up->x + gi_up->width + xoffset_right;
4948   int y_above = gi_down->y - yoffset_above;
4949   int x = gi_down->x;
4950   int y;        /* set after gadget position was modified */
4951 #endif
4952
4953   /* set position for "score" counter gadget */
4954   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
4955   {
4956     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4957     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4958     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
4959   }
4960
4961   y = gi_up->y + yoffset;
4962
4963   if (counterbutton_info[id].text_above)
4964     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
4965
4966   if (counterbutton_info[id].text_left)
4967     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
4968
4969   if (counterbutton_info[id].text_right)
4970     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
4971
4972   ModifyEditorCounter(id, *counterbutton_info[id].value);
4973
4974   MapGadget(gi_down);
4975   MapGadget(gi_text);
4976   MapGadget(gi_up);
4977 }
4978
4979 static void MapControlButtons()
4980 {
4981   int counter_id;
4982   int i;
4983
4984   /* map toolbox buttons (excluding special CE toolbox buttons) */
4985   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
4986     MapGadget(level_editor_gadget[i]);
4987
4988   /* map buttons to select elements */
4989   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4990     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
4991   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
4992   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
4993   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
4994
4995   /* map buttons to select level */
4996   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
4997   ModifyEditorCounterLimits(counter_id,
4998                             leveldir_current->first_level,
4999                             leveldir_current->last_level);
5000   MapCounterButtons(counter_id);
5001 }
5002
5003 static void MapDrawingArea(int id)
5004 {
5005   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5006   int area_xsize = gi->drawing.area_xsize;
5007   int area_ysize = gi->drawing.area_ysize;
5008   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5009   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5010   int x_left  = gi->x - xoffset_left;
5011   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5012   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5013   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5014   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5015
5016   if (drawingarea_info[id].text_left)
5017     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5018
5019   if (drawingarea_info[id].text_right)
5020     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5021
5022   if (drawingarea_info[id].text_below)
5023     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5024
5025   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5026   {
5027     DrawElementBorder(gi->x, gi->y,
5028                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5029
5030     DrawDrawingArea(id);
5031   }
5032
5033   MapGadget(gi);
5034 }
5035
5036 static void MapTextInputGadget(int id)
5037 {
5038   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5039   int xoffset_above = 0;
5040   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5041   int x_above = textinput_info[id].x + xoffset_above;
5042   int y_above = textinput_info[id].y + yoffset_above;
5043
5044   if (textinput_info[id].text_above)
5045     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5046
5047   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5048
5049   MapGadget(gi);
5050 }
5051
5052 static void MapTextAreaGadget(int id)
5053 {
5054   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5055   int xoffset_above = 0;
5056   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5057   int x_above = textarea_info[id].x + xoffset_above;
5058   int y_above = textarea_info[id].y + yoffset_above;
5059
5060   if (textarea_info[id].text_above)
5061     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5062
5063   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5064
5065   MapGadget(gi);
5066 }
5067
5068 static void MapSelectboxGadget(int id)
5069 {
5070   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5071   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5072   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5073   int yoffset = ED_BORDER_SIZE;
5074   int x_left = gi->x - xoffset_left;
5075   int x_right = gi->x + gi->width + xoffset_right;
5076   int y = gi->y + yoffset;
5077
5078   if (selectbox_info[id].text_left)
5079     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5080
5081   if (selectbox_info[id].text_right)
5082     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5083
5084   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5085
5086   MapGadget(gi);
5087 }
5088
5089 static void MapTextbuttonGadget(int id)
5090 {
5091   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5092   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5093   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5094   int yoffset = ED_BORDER_SIZE;
5095   int x_left = gi->x - xoffset_left;
5096   int x_right = gi->x + gi->width + xoffset_right;
5097   int y = gi->y + yoffset;
5098
5099   /* only show button to delete change pages when more than minimum pages */
5100   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5101       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5102     return;
5103
5104   if (textbutton_info[id].text_left)
5105     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5106
5107   if (textbutton_info[id].text_right)
5108     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5109
5110   MapGadget(gi);
5111 }
5112
5113 static void MapGraphicbuttonGadget(int id)
5114 {
5115   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5116   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5117   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5118   int yoffset = ED_BORDER_SIZE;
5119   int x_left = gi->x - xoffset_left;
5120   int x_right = gi->x + gi->width + xoffset_right;
5121   int y = gi->y + yoffset;
5122
5123   if (graphicbutton_info[id].text_left)
5124     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5125
5126   if (graphicbutton_info[id].text_right)
5127     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5128
5129   MapGadget(gi);
5130 }
5131
5132 static void MapRadiobuttonGadget(int id)
5133 {
5134   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5135   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5136   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5137   int yoffset = ED_BORDER_SIZE;
5138   int x_left = gi->x - xoffset_left;
5139   int x_right = gi->x + gi->width + xoffset_right;
5140   int y = gi->y + yoffset;
5141   boolean checked =
5142     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5143
5144   if (radiobutton_info[id].text_left)
5145     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5146
5147   if (radiobutton_info[id].text_right)
5148     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5149
5150   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5151
5152   MapGadget(gi);
5153 }
5154
5155 static void MapCheckbuttonGadget(int id)
5156 {
5157   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5158   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5159   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5160   int yoffset = ED_BORDER_SIZE;
5161   int x_left = gi->x - xoffset_left;
5162   int x_right = gi->x + gi->width + xoffset_right;
5163   int y;        /* set after gadget position was modified */
5164
5165   /* set position for "stickybutton" and "can move into acid" gadgets */
5166   if (id == ED_CHECKBUTTON_ID_STICK_ELEMENT ||
5167       id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
5168     ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5169
5170   y = gi->y + yoffset;
5171
5172   if (checkbutton_info[id].text_left)
5173     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5174
5175   if (checkbutton_info[id].text_right)
5176     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5177
5178   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5179
5180   MapGadget(gi);
5181 }
5182
5183 static void MapMainDrawingArea()
5184 {
5185   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5186   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5187   int i;
5188
5189   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5190   {
5191     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5192           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5193          no_horizontal_scrollbar) ||
5194         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5195           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5196          no_vertical_scrollbar))
5197       continue;
5198
5199     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5200   }
5201
5202   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5203   {
5204     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5205         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5206       continue;
5207
5208     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5209   }
5210
5211   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5212 }
5213
5214 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5215 {
5216   int i;
5217
5218   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5219   {
5220     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5221         i == GADGET_ID_CUSTOM_COPY_TO ||
5222         i == GADGET_ID_CUSTOM_EXCHANGE)
5223     {
5224       if (map)
5225         MapGadget(level_editor_gadget[i]);
5226       else
5227         UnmapGadget(level_editor_gadget[i]);
5228     }
5229   }
5230 }
5231
5232 static void MapLevelEditorToolboxCustomGadgets()
5233 {
5234   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5235 }
5236
5237 static void UnmapLevelEditorToolboxCustomGadgets()
5238 {
5239   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5240 }
5241
5242 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5243 {
5244   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5245   int i;
5246
5247   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5248   {
5249     if (i != GADGET_ID_SINGLE_ITEMS &&
5250         i != GADGET_ID_PROPERTIES &&
5251         i != GADGET_ID_PICK_ELEMENT)
5252     {
5253       struct GadgetInfo *gi = level_editor_gadget[i];
5254
5255       if (map)
5256         MapGadget(gi);
5257       else
5258       {
5259         UnmapGadget(gi);
5260
5261         BlitBitmap(gd_bitmap, drawto,
5262                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5263                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5264                    gi->width, gi->height, gi->x, gi->y);
5265
5266         redraw_mask |= REDRAW_DOOR_3;
5267       }
5268     }
5269   }
5270 }
5271
5272 static void MapLevelEditorToolboxDrawingGadgets()
5273 {
5274   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5275 }
5276
5277 static void UnmapLevelEditorToolboxDrawingGadgets()
5278 {
5279   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5280 }
5281
5282 static void UnmapDrawingArea(int id)
5283 {
5284   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5285 }
5286
5287 static void UnmapLevelEditorWindowGadgets()
5288 {
5289   int i;
5290
5291   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5292     if (level_editor_gadget[i]->x < SX + SXSIZE)
5293       UnmapGadget(level_editor_gadget[i]);
5294 }
5295
5296 void UnmapLevelEditorGadgets()
5297 {
5298   int i;
5299
5300   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5301     UnmapGadget(level_editor_gadget[i]);
5302 }
5303
5304 static void ResetUndoBuffer()
5305 {
5306   undo_buffer_position = -1;
5307   undo_buffer_steps = -1;
5308   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5309 }
5310
5311 static void DrawEditModeWindow()
5312 {
5313   ModifyEditorElementList();
5314   RedrawDrawingElements();
5315
5316   if (edit_mode == ED_MODE_INFO)
5317     DrawLevelInfoWindow();
5318   else if (edit_mode == ED_MODE_PROPERTIES)
5319     DrawPropertiesWindow();
5320   else  /* edit_mode == ED_MODE_DRAWING */
5321     DrawDrawingWindow();
5322 }
5323
5324 static boolean LevelChanged()
5325 {
5326   boolean level_changed = FALSE;
5327   int x, y;
5328
5329   for (y = 0; y < lev_fieldy; y++)
5330     for (x = 0; x < lev_fieldx; x++)
5331       if (Feld[x][y] != level.field[x][y])
5332         level_changed = TRUE;
5333
5334   return level_changed;
5335 }
5336
5337 static boolean LevelContainsPlayer()
5338 {
5339   boolean player_found = FALSE;
5340   int x, y;
5341
5342   for (y = 0; y < lev_fieldy; y++)
5343     for (x = 0; x < lev_fieldx; x++)
5344       if (Feld[x][y] == EL_PLAYER_1 ||
5345           Feld[x][y] == EL_SP_MURPHY)
5346         player_found = TRUE;
5347
5348   return player_found;
5349 }
5350
5351 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5352                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5353 {
5354   int x, y;
5355
5356   for (x = 0; x < lev_fieldx; x++)
5357     for (y = 0; y < lev_fieldy; y++)
5358       dst[x][y] = src[x][y];
5359 }
5360
5361 static int setSelectboxValue(int selectbox_id, int new_value)
5362 {
5363   int new_index_value = 0;
5364   int i;
5365
5366   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5367     if (selectbox_info[selectbox_id].options[i].value == new_value)
5368       new_index_value = i;
5369
5370   *selectbox_info[selectbox_id].value =
5371     selectbox_info[selectbox_id].options[new_index_value].value;
5372
5373   return new_index_value;
5374 }
5375
5376 static void copy_custom_element_settings(int element_from, int element_to)
5377 {
5378 #if 1
5379   struct ElementInfo ei_to_old = element_info[element_to];
5380   struct ElementInfo *ei_from = &element_info[element_from];
5381   struct ElementInfo *ei_to = &element_info[element_to];
5382   int i;
5383
5384   /* ---------- copy whole element structure ---------- */
5385   *ei_to = *ei_from;
5386
5387   /* ---------- restore structure pointers which cannot be copied ---------- */
5388   ei_to->token_name         = ei_to_old.token_name;
5389   ei_to->class_name         = ei_to_old.class_name;
5390   ei_to->editor_description = ei_to_old.editor_description;
5391   ei_to->custom_description = ei_to_old.custom_description;
5392   ei_to->change_page        = ei_to_old.change_page;
5393   ei_to->change             = ei_to_old.change;
5394   ei_to->group              = ei_to_old.group;
5395
5396   /* ---------- copy element base properties ---------- */
5397   Properties[element_to][EP_BITFIELD_BASE] =
5398     Properties[element_from][EP_BITFIELD_BASE];
5399
5400   /* ---------- reinitialize and copy change pages ---------- */
5401   setElementChangePages(ei_to, ei_to->num_change_pages);
5402
5403   for (i=0; i < ei_to->num_change_pages; i++)
5404     ei_to->change_page[i] = ei_from->change_page[i];
5405
5406   /* ---------- copy group element info ---------- */
5407   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5408     *ei_to->group = *ei_from->group;
5409
5410 #else
5411
5412   struct ElementInfo *ei_from = &element_info[element_from];
5413   struct ElementInfo *ei_to = &element_info[element_to];
5414   int i, x, y;
5415
5416   /* ---------- copy element description ---------- */
5417   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5418     ei_to->description[i] = ei_from->description[i];
5419
5420   /* ---------- copy element properties ---------- */
5421   Properties[element_to][EP_BITFIELD_BASE] =
5422     Properties[element_from][EP_BITFIELD_BASE];
5423
5424   /* ---------- copy custom property values ---------- */
5425
5426   ei_to->use_gfx_element = ei_from->use_gfx_element;
5427   ei_to->gfx_element = ei_from->gfx_element;
5428
5429   ei_to->collect_score = ei_from->collect_score;
5430   ei_to->collect_count = ei_from->collect_count;
5431
5432   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5433   ei_to->push_delay_random = ei_from->push_delay_random;
5434   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5435   ei_to->move_delay_random = ei_from->move_delay_random;
5436
5437   ei_to->move_pattern = ei_from->move_pattern;
5438   ei_to->move_direction_initial = ei_from->move_direction_initial;
5439   ei_to->move_stepsize = ei_from->move_stepsize;
5440
5441   ei_to->slippery_type = ei_from->slippery_type;
5442
5443   for (y = 0; y < 3; y++)
5444     for (x = 0; x < 3; x++)
5445       ei_to->content[x][y] = ei_from->content[x][y];
5446
5447   ei_to->num_change_pages = ei_from->num_change_pages;
5448   setElementChangePages(ei_to, ei_to->num_change_pages);
5449
5450   for (i=0; i < ei_to->num_change_pages; i++)
5451   {
5452     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
5453     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
5454
5455     /* always start with reliable default values */
5456     setElementChangeInfoToDefaults(change_to);
5457
5458     change_to->events = change_from->events;
5459
5460     change_to->target_element = change_from->target_element;
5461
5462     change_to->delay_fixed = change_from->delay_fixed;
5463     change_to->delay_random = change_from->delay_random;
5464     change_to->delay_frames = change_from->delay_frames;
5465
5466     change_to->trigger_element = change_from->trigger_element;
5467
5468     change_to->explode = change_from->explode;
5469     change_to->use_content = change_from->use_content;
5470     change_to->only_complete = change_from->only_complete;
5471     change_to->use_random_change = change_from->use_random_change;
5472
5473     change_to->random = change_from->random;
5474     change_to->power = change_from->power;
5475
5476     for (y = 0; y < 3; y++)
5477       for (x = 0; x < 3; x++)
5478         change_to->content[x][y] = change_from->content[x][y];
5479
5480     change_to->can_change = change_from->can_change;
5481
5482     change_to->sides = change_from->sides;
5483   }
5484 #endif
5485
5486   /* mark this custom element as modified */
5487   ei_to->modified_settings = TRUE;
5488 }
5489
5490 static void replace_custom_element_in_settings(int element_from,
5491                                                int element_to)
5492 {
5493   int i, j, x, y;
5494
5495   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5496   {
5497     struct ElementInfo *ei = &element_info[i];
5498
5499     for (y = 0; y < 3; y++)
5500       for (x = 0; x < 3; x++)
5501         if (ei->content[x][y] == element_from)
5502           ei->content[x][y] = element_to;
5503
5504     for (j = 0; j < ei->num_change_pages; j++)
5505     {
5506       struct ElementChangeInfo *change = &ei->change_page[j];
5507
5508       if (change->target_element == element_from)
5509         change->target_element = element_to;
5510
5511       if (change->trigger_element == element_from)
5512         change->trigger_element = element_to;
5513
5514       for (y = 0; y < 3; y++)
5515         for (x = 0; x < 3; x++)
5516           if (change->content[x][y] == element_from)
5517             change->content[x][y] = element_to;
5518     }
5519
5520     if (ei->group != NULL)                              /* group or internal */
5521       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5522         if (ei->group->element[j] == element_from)
5523           ei->group->element[j] = element_to;
5524   }
5525 }
5526
5527 static void replace_custom_element_in_playfield(int element_from,
5528                                                 int element_to)
5529 {
5530   int x, y;
5531
5532   for (x = 0; x < lev_fieldx; x++)
5533     for (y = 0; y < lev_fieldy; y++)
5534       if (Feld[x][y] == element_from)
5535         Feld[x][y] = element_to;
5536 }
5537
5538 static boolean CopyCustomElement(int element_old, int element_new,
5539                                  int copy_mode)
5540 {
5541   if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5542   {
5543     Request("Please choose custom element !", REQ_CONFIRM);
5544
5545     return FALSE;
5546   }
5547   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5548   {
5549     Request("Please choose group element !", REQ_CONFIRM);
5550
5551     return FALSE;
5552   }
5553
5554   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5555   {
5556     copy_custom_element_settings(element_new, element_old);
5557   }
5558   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5559   {
5560     copy_custom_element_settings(element_old, element_new);
5561   }
5562   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5563   {
5564     copy_custom_element_settings(element_old, EL_INTERNAL_EDITOR);
5565     copy_custom_element_settings(element_new, element_old);
5566     copy_custom_element_settings(EL_INTERNAL_EDITOR, element_new);
5567
5568     replace_custom_element_in_settings(element_old, EL_INTERNAL_EDITOR);
5569     replace_custom_element_in_settings(element_new, element_old);
5570     replace_custom_element_in_settings(EL_INTERNAL_EDITOR, element_new);
5571
5572     replace_custom_element_in_playfield(element_old, EL_INTERNAL_EDITOR);
5573     replace_custom_element_in_playfield(element_new, element_old);
5574     replace_custom_element_in_playfield(EL_INTERNAL_EDITOR, element_new);
5575   }
5576
5577   UpdateCustomElementGraphicGadgets();
5578   DrawPropertiesWindow();
5579
5580   return TRUE;
5581 }
5582
5583 static void CopyCustomElementPropertiesToEditor(int element)
5584 {
5585   int i;
5586   int current_change_page = element_info[element].current_change_page;
5587
5588   /* dynamically (re)build selectbox for selecting change page */
5589   for (i = 0; i < element_info[element].num_change_pages; i++)
5590   {
5591     sprintf(options_change_page_strings[i], "%d", i + 1);
5592
5593     options_change_page[i].value = i;
5594     options_change_page[i].text = options_change_page_strings[i];
5595   }
5596
5597   options_change_page[i].value = -1;
5598   options_change_page[i].text = NULL;
5599
5600   /* needed here to initialize combined element properties */
5601   InitElementPropertiesEngine(level.game_version);
5602
5603   element_info[element].change =
5604     &element_info[element].change_page[current_change_page];
5605
5606   custom_element = element_info[element];
5607   custom_element_change = *element_info[element].change;
5608
5609   /* needed to initially set selectbox value variables to reliable defaults */
5610   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5611     setSelectboxValue(i, *selectbox_info[i].value);
5612
5613   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5614     custom_element_properties[i] = HAS_PROPERTY(element, i);
5615
5616   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5617     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5618
5619   /* ---------- element settings: configure (custom elements) ------------- */
5620
5621   /* set accessible layer selectbox help value */
5622   custom_element.access_type =
5623     (IS_WALKABLE(element) ? EP_WALKABLE :
5624      IS_PASSABLE(element) ? EP_PASSABLE :
5625      custom_element.access_type);
5626   custom_element.access_layer =
5627     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5628      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5629      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5630      custom_element.access_layer);
5631   custom_element.access_protected =
5632     (IS_PROTECTED(element) ? 1 : 0);
5633   custom_element_properties[EP_ACCESSIBLE] =
5634     (IS_ACCESSIBLE_OVER(element) ||
5635      IS_ACCESSIBLE_INSIDE(element) ||
5636      IS_ACCESSIBLE_UNDER(element));
5637
5638   /* set walk-to-object action selectbox help value */
5639   custom_element.walk_to_action =
5640     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5641      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5642      IS_DROPPABLE(element) ? EP_DROPPABLE :
5643      IS_PUSHABLE(element) ? EP_PUSHABLE :
5644      custom_element.walk_to_action);
5645   custom_element_properties[EP_WALK_TO_OBJECT] =
5646     (IS_DIGGABLE(element) ||
5647      IS_COLLECTIBLE_ONLY(element) ||
5648      IS_DROPPABLE(element) ||
5649      IS_PUSHABLE(element));
5650
5651   /* set smash targets selectbox help value */
5652   custom_element.smash_targets =
5653     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5654      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5655      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5656      custom_element.smash_targets);
5657   custom_element_properties[EP_CAN_SMASH] =
5658     (CAN_SMASH_EVERYTHING(element) ||
5659      CAN_SMASH_ENEMIES(element) ||
5660      CAN_SMASH_PLAYER(element));
5661
5662   /* set deadliness selectbox help value */
5663   custom_element.deadliness =
5664     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5665      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5666      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5667      custom_element.deadliness);
5668   custom_element_properties[EP_DEADLY] =
5669     (DONT_TOUCH(element) ||
5670      DONT_COLLIDE_WITH(element) ||
5671      DONT_RUN_INTO(element));
5672
5673   /* set consistency selectbox help value */
5674   custom_element.consistency =
5675     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5676      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5677      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5678      CAN_EXPLODE_DYNA(element) ? EP_CAN_EXPLODE_DYNA :
5679      custom_element.consistency);
5680   custom_element_properties[EP_EXPLODE_RESULT] =
5681     (IS_INDESTRUCTIBLE(element) ||
5682      CAN_EXPLODE_1X1(element) ||
5683      CAN_EXPLODE_3X3(element) ||
5684      CAN_EXPLODE_DYNA(element));
5685
5686   /* special case: sub-settings dependent from main setting */
5687   if (CAN_EXPLODE_BY_FIRE(element))
5688     custom_element.can_explode_by_fire = TRUE;
5689   if (CAN_EXPLODE_SMASHED(element))
5690     custom_element.can_explode_smashed = TRUE;
5691   if (CAN_EXPLODE_IMPACT(element))
5692     custom_element.can_explode_impact  = TRUE;
5693
5694   /* ---------- element settings: advanced (custom elements) --------------- */
5695
5696   /* set "change by direct action" selectbox help value */
5697   custom_element_change.direct_action =
5698     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5699      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5700      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5701      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5702      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5703      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5704      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5705      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5706      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5707      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5708      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5709      custom_element_change.direct_action);
5710
5711   /* set "change by other element action" selectbox help value */
5712   custom_element_change.other_action =
5713     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5714      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5715      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5716      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5717      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5718      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5719      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5720      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5721      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5722      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5723      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5724      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5725      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5726      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5727      custom_element_change.other_action);
5728 }
5729
5730 static void CopyGroupElementPropertiesToEditor(int element)
5731 {
5732   group_element_info = *element_info[element].group;
5733   custom_element = element_info[element];       /* needed for description */
5734 }
5735
5736 static void CopyClassicElementPropertiesToEditor(int element)
5737 {
5738 #if 1
5739   if (COULD_MOVE_INTO_ACID(element))
5740     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5741       getMoveIntoAcidProperty(&level, element);
5742
5743 #else
5744
5745   if (COULD_MOVE_INTO_ACID(element))
5746   {
5747     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5748
5749     if (bit_nr > -1)
5750       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5751         ((level.can_move_into_acid & (1 << bit_nr)) != 0);
5752   }
5753 #endif
5754 }
5755
5756 static void CopyElementPropertiesToEditor(int element)
5757 {
5758   if (IS_CUSTOM_ELEMENT(element))
5759     CopyCustomElementPropertiesToEditor(element);
5760   else if (IS_GROUP_ELEMENT(element))
5761     CopyGroupElementPropertiesToEditor(element);
5762   else
5763     CopyClassicElementPropertiesToEditor(element);
5764 }
5765
5766 static void CopyCustomElementPropertiesToGame(int element)
5767 {
5768   int i;
5769   int access_type_and_layer;
5770
5771   /* mark that this custom element has been modified */
5772   custom_element.modified_settings = TRUE;
5773
5774   if (level.use_custom_template)
5775   {
5776     if (Request("Copy and modify level template ?", REQ_ASK))
5777     {
5778       level.use_custom_template = FALSE;
5779       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5780                    GDI_CHECKED, FALSE, GDI_END);
5781     }
5782     else
5783     {
5784       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5785
5786       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5787     }
5788   }
5789
5790   element_info[element] = custom_element;
5791   *element_info[element].change = custom_element_change;
5792
5793   /* ---------- element settings: configure (custom elements) ------------- */
5794
5795   /* set accessible property from checkbox and selectbox */
5796   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5797   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5798   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5799   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5800   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5801   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5802   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5803                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5804                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5805   custom_element_properties[access_type_and_layer] =
5806     custom_element_properties[EP_ACCESSIBLE];
5807   custom_element_properties[EP_PROTECTED] =
5808     (custom_element.access_protected != 0 &&
5809      custom_element_properties[EP_ACCESSIBLE]);
5810
5811   /* set walk-to-object property from checkbox and selectbox */
5812   custom_element_properties[EP_DIGGABLE] = FALSE;
5813   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5814   custom_element_properties[EP_DROPPABLE] = FALSE;
5815   custom_element_properties[EP_PUSHABLE] = FALSE;
5816   custom_element_properties[custom_element.walk_to_action] =
5817     custom_element_properties[EP_WALK_TO_OBJECT];
5818
5819   /* set smash property from checkbox and selectbox */
5820   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5821   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5822   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5823   custom_element_properties[custom_element.smash_targets] =
5824     custom_element_properties[EP_CAN_SMASH];
5825
5826   /* set deadliness property from checkbox and selectbox */
5827   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5828   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5829   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5830   custom_element_properties[custom_element.deadliness] =
5831     custom_element_properties[EP_DEADLY];
5832
5833   /* set consistency property from checkbox and selectbox */
5834   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5835   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5836   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5837   custom_element_properties[EP_CAN_EXPLODE_DYNA] = FALSE;
5838   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5839   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5840   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5841   custom_element_properties[custom_element.consistency] =
5842     custom_element_properties[EP_EXPLODE_RESULT];
5843
5844   /* special case: sub-settings dependent from main setting */
5845   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
5846       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5847       custom_element_properties[EP_CAN_EXPLODE_DYNA])
5848   {
5849     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5850       custom_element.can_explode_by_fire;
5851     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5852       custom_element.can_explode_smashed;
5853     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5854       custom_element.can_explode_impact;
5855   }
5856
5857   /* ---------- element settings: advanced (custom elements) --------------- */
5858
5859   /* set player change event from checkbox and selectbox */
5860   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5861   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5862   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5863   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5864   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5865   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5866   custom_element_change_events[CE_SWITCHED] = FALSE;
5867   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
5868   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
5869   custom_element_change_events[CE_IMPACT] = FALSE;
5870   custom_element_change_events[CE_SMASHED] = FALSE;
5871   custom_element_change_events[custom_element_change.direct_action] =
5872     custom_element_change_events[CE_BY_DIRECT_ACTION];
5873
5874   /* set other element action change event from checkbox and selectbox */
5875   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5876   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5877   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5878   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5879   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5880   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5881   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5882   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5883   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5884   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
5885   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
5886   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5887   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5888   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5889   custom_element_change_events[custom_element_change.other_action] =
5890     custom_element_change_events[CE_BY_OTHER_ACTION];
5891
5892   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5893     SET_PROPERTY(element, i, custom_element_properties[i]);
5894
5895   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5896     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5897
5898   /* copy change events also to special level editor variable */
5899   custom_element = element_info[element];
5900   custom_element_change = *element_info[element].change;
5901 }
5902
5903 static void CopyGroupElementPropertiesToGame(int element)
5904 {
5905   element_info[element] = custom_element;
5906   *element_info[element].group = group_element_info;
5907
5908   /* mark that this group element has been modified */
5909   element_info[element].modified_settings = TRUE;
5910 }
5911
5912 static void CopyClassicElementPropertiesToGame(int element)
5913 {
5914 #if 1
5915   if (COULD_MOVE_INTO_ACID(element))
5916     setMoveIntoAcidProperty(&level, element,
5917                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
5918
5919 #else
5920
5921   if (COULD_MOVE_INTO_ACID(element))
5922   {
5923     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5924
5925     if (bit_nr > -1)
5926     {
5927       level.can_move_into_acid &= ~(1 << bit_nr);
5928
5929       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
5930         level.can_move_into_acid |= (1 << bit_nr);
5931     }
5932   }
5933 #endif
5934 }
5935
5936 static void CopyElementPropertiesToGame(int element)
5937 {
5938   if (IS_CUSTOM_ELEMENT(element))
5939     CopyCustomElementPropertiesToGame(element);
5940   else if (IS_GROUP_ELEMENT(element))
5941     CopyGroupElementPropertiesToGame(element);
5942   else
5943     CopyClassicElementPropertiesToGame(element);
5944 }
5945
5946 void DrawLevelEd()
5947 {
5948   CloseDoor(DOOR_CLOSE_ALL);
5949   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
5950
5951   if (level_editor_test_game)
5952   {
5953     CopyPlayfield(level.field, Feld);
5954     CopyPlayfield(FieldBackup, level.field);
5955
5956     level_editor_test_game = FALSE;
5957   }
5958   else
5959   {
5960     edit_mode = ED_MODE_DRAWING;
5961     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
5962
5963     ResetUndoBuffer();
5964
5965     level_xpos = -1;
5966     level_ypos = -1;
5967   }
5968
5969   /* copy default editor door content to main double buffer */
5970   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5971              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
5972
5973 #if 0
5974   /* draw mouse button brush elements */
5975   RedrawDrawingElements();
5976 #endif
5977
5978   /* draw bigger door */
5979   DrawSpecialEditorDoor();
5980
5981   /* draw new control window */
5982   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5983              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
5984
5985   redraw_mask |= REDRAW_ALL;
5986
5987   ReinitializeElementListButtons();     /* only needed after setup changes */
5988 #if 0
5989   ModifyEditorElementList();            /* may be needed for custom elements */
5990 #endif
5991
5992   UnmapTapeButtons();
5993   MapControlButtons();
5994
5995   DrawEditModeWindow();
5996
5997   /* copy actual editor door content to door double buffer for OpenDoor() */
5998   BlitBitmap(drawto, bitmap_db_door,
5999              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6000
6001   OpenDoor(DOOR_OPEN_1);
6002 }
6003
6004 static void AdjustDrawingAreaGadgets()
6005 {
6006   int ed_xsize = lev_fieldx + 2;
6007   int ed_ysize = lev_fieldy + 2;
6008   int max_ed_fieldx = MAX_ED_FIELDX;
6009   int max_ed_fieldy = MAX_ED_FIELDY;
6010   boolean horizontal_scrollbar_needed;
6011   boolean vertical_scrollbar_needed;
6012   int x, y, width, height;
6013   int xoffset, yoffset;
6014
6015   /* check if we need any scrollbars */
6016   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6017   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6018
6019   /* check if we have a smaller editor field because of scrollbars */
6020   if (horizontal_scrollbar_needed)
6021     max_ed_fieldy = MAX_ED_FIELDY - 1;
6022   if (vertical_scrollbar_needed)
6023     max_ed_fieldx = MAX_ED_FIELDX - 1;
6024
6025   /* check again if we now need more scrollbars because of less space */
6026   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6027   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6028
6029   /* check if editor field gets even smaller after adding new scrollbars */
6030   if (horizontal_scrollbar_needed)
6031     max_ed_fieldy = MAX_ED_FIELDY - 1;
6032   if (vertical_scrollbar_needed)
6033     max_ed_fieldx = MAX_ED_FIELDX - 1;
6034
6035   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6036   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6037
6038   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6039                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6040                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6041                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6042                GDI_END);
6043
6044   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6045   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6046
6047   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6048   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6049
6050   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6051   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6052
6053   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6054   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6055
6056   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6057                GDI_WIDTH, width,
6058                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6059                GDI_END);
6060   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6061                GDI_HEIGHT, height,
6062                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6063                GDI_END);
6064 }
6065
6066 static void AdjustLevelScrollPosition()
6067 {
6068   if (level_xpos < -1)
6069     level_xpos = -1;
6070   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6071     level_xpos = lev_fieldx - ed_fieldx + 1;
6072   if (lev_fieldx < ed_fieldx - 2)
6073     level_xpos = -1;
6074
6075   if (level_ypos < -1)
6076     level_ypos = -1;
6077   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6078     level_ypos = lev_fieldy - ed_fieldy + 1;
6079   if (lev_fieldy < ed_fieldy - 2)
6080     level_ypos = -1;
6081 }
6082
6083 static void AdjustEditorScrollbar(int id)
6084 {
6085   struct GadgetInfo *gi = level_editor_gadget[id];
6086   int items_max, items_visible, item_position;
6087
6088   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6089   {
6090     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6091     items_visible = ed_fieldx;
6092     item_position = level_xpos + 1;
6093   }
6094   else
6095   {
6096     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6097     items_visible = ed_fieldy;
6098     item_position = level_ypos + 1;
6099   }
6100
6101   if (item_position > items_max - items_visible)
6102     item_position = items_max - items_visible;
6103
6104   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6105                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6106 }
6107
6108 static void ModifyEditorCounter(int counter_id, int new_value)
6109 {
6110   int *counter_value = counterbutton_info[counter_id].value;
6111   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6112   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6113
6114   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6115
6116   if (counter_value != NULL)
6117     *counter_value = gi->textinput.number_value;
6118 }
6119
6120 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6121 {
6122   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6123   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6124
6125   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6126 }
6127
6128 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6129 {
6130   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6131   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6132   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6133
6134   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6135 }
6136
6137 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6138 {
6139   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6140   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6141
6142   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6143 }
6144
6145 static void ModifyEditorElementList()
6146 {
6147   int i;
6148
6149   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6150   {
6151     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6152     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6153     struct GadgetDesign *gd = &gi->deco.design;
6154     int element = editor_elements[element_shift + i];
6155
6156     UnmapGadget(gi);
6157     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6158     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6159     MapGadget(gi);
6160   }
6161 }
6162
6163 static void PickDrawingElement(int button, int element)
6164 {
6165   if (button < 1 || button > 3)
6166     return;
6167
6168   if (button == 1)
6169   {
6170     new_element1 = element;
6171     DrawMiniGraphicExt(drawto,
6172                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6173                        el2edimg(new_element1));
6174   }
6175   else if (button == 2)
6176   {
6177     new_element2 = element;
6178     DrawMiniGraphicExt(drawto,
6179                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6180                        el2edimg(new_element2));
6181   }
6182   else
6183   {
6184     new_element3 = element;
6185     DrawMiniGraphicExt(drawto,
6186                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6187                        el2edimg(new_element3));
6188   }
6189
6190   redraw_mask |= REDRAW_DOOR_1;
6191 }
6192
6193 static void RedrawDrawingElements()
6194 {
6195   PickDrawingElement(1, new_element1);
6196   PickDrawingElement(2, new_element2);
6197   PickDrawingElement(3, new_element3);
6198 }
6199
6200 static void DrawDrawingWindow()
6201 {
6202   stick_element_properties_window = FALSE;
6203
6204   SetMainBackgroundImage(IMG_UNDEFINED);
6205   ClearWindow();
6206
6207   UnmapLevelEditorWindowGadgets();
6208   UnmapLevelEditorToolboxCustomGadgets();
6209
6210   AdjustDrawingAreaGadgets();
6211   AdjustLevelScrollPosition();
6212   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6213   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6214
6215   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6216
6217   MapMainDrawingArea();
6218   MapLevelEditorToolboxDrawingGadgets();
6219 }
6220
6221 static void DrawLevelInfoWindow()
6222 {
6223   int i;
6224
6225   stick_element_properties_window = FALSE;
6226
6227   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6228   ClearWindow();
6229   UnmapLevelEditorWindowGadgets();
6230
6231   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6232            "Level Settings", FONT_TITLE_1);
6233   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6234            "Editor Settings", FONT_TITLE_1);
6235
6236   /* draw counter gadgets */
6237   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6238     MapCounterButtons(i);
6239
6240   /* draw checkbutton gadgets */
6241   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6242     MapCheckbuttonGadget(i);
6243
6244   /* draw radiobutton gadgets */
6245   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6246     MapRadiobuttonGadget(i);
6247
6248   /* draw text input gadgets */
6249   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6250     MapTextInputGadget(i);
6251
6252   /* draw drawing area */
6253   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6254 }
6255
6256 static void DrawCustomContentArea()
6257 {
6258   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6259   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6260   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6261   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
6262   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6263   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6264
6265   /* add distance for potential left text (without drawing area border) */
6266   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6267
6268   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6269
6270   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6271 }
6272
6273 static void DrawCustomChangeContentArea()
6274 {
6275   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6276   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6277   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6278   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
6279   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6280   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6281
6282   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6283
6284   MapDrawingArea(id);
6285 }
6286
6287 static void DrawElementContentAreas()
6288 {
6289   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6290   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6291   int i;
6292
6293   /* display counter to choose number of element content areas */
6294   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6295
6296   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6297   {
6298     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6299     int font_height = getFontHeight(FONT_TEXT_1);
6300
6301     if (i < level.num_yamyam_contents)
6302       MapDrawingArea(id);
6303     else
6304     {
6305       UnmapDrawingArea(id);
6306
6307       /* delete content areas in case of reducing number of them */
6308       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6309                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6310                      4 * MINI_TILEX,
6311                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6312     }
6313   }
6314
6315   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6316   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6317   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6318 }
6319
6320 static void DrawGroupElementArea(int element)
6321 {
6322   int num_elements = group_element_info.num_elements;
6323   int id = ED_DRAWING_ID_GROUP_CONTENT;
6324   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6325   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6326   int xsize = MAX_ELEMENTS_IN_GROUP;
6327   int ysize = 1;
6328
6329   if (drawingarea_info[id].text_left != NULL)
6330     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6331
6332   UnmapDrawingArea(id);
6333
6334   ModifyEditorDrawingArea(id, num_elements, 1);
6335
6336   /* delete content areas in case of reducing number of them */
6337   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6338
6339   MapDrawingArea(id);
6340 }
6341
6342 static void DrawEnvelopeTextArea(int envelope_nr)
6343 {
6344   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6345   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6346
6347   UnmapGadget(gi);
6348   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6349
6350   if (envelope_nr != -1)
6351     textarea_info[id].value = level.envelope_text[envelope_nr];
6352
6353   ModifyGadget(gi, GDI_AREA_SIZE,
6354                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6355                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6356                GDI_END);
6357
6358   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6359 }
6360
6361 char *getElementDescriptionFilename(int element)
6362 {
6363   char *docs_dir = options.docs_directory;
6364   char *elements_subdir = "elements";
6365   static char *filename = NULL;
6366   char basename[MAX_FILENAME_LEN];
6367
6368   checked_free(filename);
6369
6370   /* 1st try: look for element description file for exactly this element */
6371   sprintf(basename, "%s.txt", element_info[element].token_name);
6372   filename = getPath3(docs_dir, elements_subdir, basename);
6373   if (fileExists(filename))
6374     return filename;
6375
6376   free(filename);
6377
6378   /* 2nd try: look for element description file for this element's class */
6379   sprintf(basename, "%s.txt", element_info[element].class_name);
6380   filename = getPath3(docs_dir, elements_subdir, basename);
6381   if (fileExists(filename))
6382     return filename;
6383
6384   return NULL;
6385 }
6386
6387 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6388 {
6389   int font_height = getFontHeight(font_nr);
6390   int pad_x = ED_SETTINGS_XPOS(0);
6391   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6392   int sx = SX + pad_x;
6393   int sy = SY + pad_y;
6394   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6395
6396   if (start_line >= max_lines_per_screen)
6397     return FALSE;
6398
6399   DrawText(sx, sy + start_line * font_height, text, font_nr);
6400
6401   return TRUE;
6402 }
6403
6404 #if 1
6405
6406 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6407 {
6408   int font_nr = FONT_TEXT_2;
6409   int font_width = getFontWidth(font_nr);
6410   int font_height = getFontHeight(font_nr);
6411   int pad_x = ED_SETTINGS_XPOS(0);
6412   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6413   int sx = SX + pad_x;
6414   int sy = SY + pad_y + start_line * font_height;
6415   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6416   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6417
6418   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6419                           max_lines_per_screen);
6420 }
6421
6422 #else
6423
6424 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6425 {
6426   int font_nr = FONT_TEXT_2;
6427   int font_width = getFontWidth(font_nr);
6428   int font_height = getFontHeight(font_nr);
6429   int pad_x = ED_SETTINGS_XPOS(0);
6430   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6431   int sx = SX + pad_x;
6432   int sy = SY + pad_y;
6433   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6434   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6435   int current_line = start_line;
6436   char line[MAX_LINE_LEN];
6437   char buffer[max_chars_per_line + 1];
6438   int buffer_len;
6439   FILE *file;
6440
6441   if (current_line >= max_lines_per_screen)
6442     return 0;
6443
6444   if (filename == NULL)
6445     return 0;
6446
6447   if (!(file = fopen(filename, MODE_READ)))
6448     return 0;
6449
6450   buffer[0] = '\0';
6451   buffer_len = 0;
6452
6453   while (!feof(file) && current_line < max_lines_per_screen)
6454   {
6455     char *line_ptr;
6456     boolean last_line_was_empty = TRUE;
6457
6458     /* read next line of input file */
6459     if (!fgets(line, MAX_LINE_LEN, file))
6460       break;
6461
6462     /* skip comments (lines directly beginning with '#') */
6463     if (line[0] == '#')
6464       continue;
6465
6466     /* cut trailing newline from input line */
6467     for (line_ptr = line; *line_ptr; line_ptr++)
6468     {
6469       if (*line_ptr == '\n' || *line_ptr == '\r')
6470       {
6471         *line_ptr = '\0';
6472         break;
6473       }
6474     }
6475
6476     if (strlen(line) == 0)              /* special case: force empty line */
6477       strcpy(line, "\n");
6478
6479     line_ptr = line;
6480
6481     while (*line_ptr && current_line < max_lines_per_screen)
6482     {
6483       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6484                                                  buffer, &buffer_len,
6485                                                  last_line_was_empty,
6486                                                  max_chars_per_line);
6487       if (buffer_filled)
6488       {
6489         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6490         current_line++;
6491
6492         last_line_was_empty = (buffer_len == 0);
6493
6494         buffer[0] = '\0';
6495         buffer_len = 0;
6496       }
6497     }
6498   }
6499
6500   fclose(file);
6501
6502   if (buffer_len > 0 && current_line < max_lines_per_screen)
6503   {
6504     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6505     current_line++;
6506   }
6507
6508   return (current_line - start_line);
6509 }
6510
6511 #endif
6512
6513 static void DrawPropertiesTabulatorGadgets()
6514 {
6515   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6516   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6517   int gd_x = gd->x + gd_gi->border.width / 2;
6518   int gd_y = gd->y + gd_gi->height - 1;
6519   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6520   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6521   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6522   int max_tabs = 4;
6523   int i;
6524
6525   /* draw additional "advanced" tabulator for custom elements */
6526   if (IS_CUSTOM_ELEMENT(properties_element))
6527     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6528
6529   for (i = id_first; i <= id_last; i++)
6530   {
6531     int gadget_id = textbutton_info[i].gadget_id;
6532     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6533     boolean active = (i != edit_mode_properties);
6534
6535     /* use "config 1" and "config 2" instead of "config" */
6536     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6537         IS_CUSTOM_ELEMENT(properties_element))
6538       continue;
6539
6540     /* draw background line below tabulator button */
6541     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6542
6543     /* draw solid line below inactive tabulator buttons */
6544     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6545       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6546
6547     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6548     MapTextbuttonGadget(i);
6549   }
6550
6551   /* draw little border line below tabulator buttons */
6552   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6553     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6554                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6555                   ED_GADGET_DISTANCE, tab_color);
6556 }
6557
6558 static void DrawPropertiesInfo()
6559 {
6560   static struct
6561   {
6562     int value;
6563     char *text;
6564   }
6565   properties[] =
6566   {
6567     /* configurable properties */
6568
6569     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6570     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6571     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6572     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6573     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6574     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6575
6576     { EP_DIGGABLE,              "- can be digged away"                  },
6577     { EP_COLLECTIBLE,           "- can be collected"                    },
6578     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6579     { EP_PUSHABLE,              "- can be pushed"                       },
6580
6581     { EP_CAN_MOVE,              "- can move"                            },
6582     { EP_CAN_FALL,              "- can fall"                            },
6583
6584     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6585 #if 0
6586     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6587 #endif
6588     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6589
6590     { EP_SLIPPERY,              "- slippery for falling objects"        },
6591     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6592
6593     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6594     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6595     { EP_DONT_TOUCH,            "- deadly when touching"                },
6596
6597     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6598
6599     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6600     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6601     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6602
6603     { EP_CAN_CHANGE,            "- can change to other element"         },
6604
6605     /* pre-defined properties */
6606     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6607     { EP_HAS_CONTENT,           "- can contain other elements"          },
6608
6609     { -1,                       NULL                                    }
6610   };
6611   char *filename = getElementDescriptionFilename(properties_element);
6612   char *percentage_text = "In this level:";
6613   char *properties_text = "Standard properties:";
6614   float percentage;
6615   int num_elements_in_level;
6616   int num_standard_properties = 0;
6617   int font1_nr = FONT_TEXT_1;
6618   int font2_nr = FONT_TEXT_2;
6619   int font1_width = getFontWidth(font1_nr);
6620   int font2_height = getFontHeight(font2_nr);
6621   int pad_x = ED_SETTINGS_XPOS(0);
6622   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6623   int screen_line = 0;
6624   int i, x, y;
6625
6626 #if DEBUG
6627   if (IS_CUSTOM_ELEMENT(properties_element))
6628   {
6629     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6630               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6631     screen_line++;
6632   }
6633   else if (IS_GROUP_ELEMENT(properties_element))
6634   {
6635     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6636               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6637     screen_line++;
6638   }
6639 #endif
6640
6641   /* ----- print number of elements / percentage of this element in level */
6642
6643   num_elements_in_level = 0;
6644   for (y = 0; y < lev_fieldy; y++)
6645     for (x = 0; x < lev_fieldx; x++)
6646       if (Feld[x][y] == properties_element)
6647         num_elements_in_level++;
6648   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6649
6650   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6651             percentage_text);
6652   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6653             pad_y + screen_line++ * font2_height, font2_nr,
6654             "%d (%.2f%%)", num_elements_in_level, percentage);
6655
6656   screen_line++;
6657
6658   /* ----- print standard properties of this element */
6659
6660   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6661             properties_text);
6662
6663   for (i = 0; properties[i].value != -1; i++)
6664   {
6665     if (!HAS_PROPERTY(properties_element, properties[i].value))
6666       continue;
6667
6668     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6669               properties[i].text);
6670     num_standard_properties++;
6671   }
6672
6673   if (num_standard_properties == 0)
6674     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6675               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6676
6677   screen_line++;
6678
6679   /* ----- print special description of this element */
6680
6681   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6682   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6683     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6684 }
6685
6686 #define TEXT_COLLECTING         "Score for collecting"
6687 #define TEXT_SMASHING           "Score for smashing"
6688 #define TEXT_CRACKING           "Score for cracking"
6689 #define TEXT_SPEED              "Speed of amoeba growth"
6690 #define TEXT_DURATION           "Duration when activated"
6691
6692 static struct
6693 {
6694   int element;
6695   int *value;
6696   char *text;
6697 } elements_with_counter[] =
6698 {
6699   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6700   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6701   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6702   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6703   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6704   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6705   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6706   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6707   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6708   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6709   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6710   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6711   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6712   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6713   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6714   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6715   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6716   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6717   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6718   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6719   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6720   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6721   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6722   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6723   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6724   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6725   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6726   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6727   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6728   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6729   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6730   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6731   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6732   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6733   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6734   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6735   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6736   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6737   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6738   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6739   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6740   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6741   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6742   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6743   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6744   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6745   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6746   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6747   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6748   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6749   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6750 #if 1
6751   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6752   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6753   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6754   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6755 #else
6756   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6757   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6758   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6759   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6760 #endif
6761   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
6762   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
6763   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
6764   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
6765   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6766   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6767   { -1,                 NULL,                           NULL            }
6768 };
6769
6770 static boolean checkPropertiesConfig(int element)
6771 {
6772   int i;
6773
6774   if (IS_GEM(element) ||
6775       IS_CUSTOM_ELEMENT(element) ||
6776       IS_GROUP_ELEMENT(element) ||
6777       IS_ENVELOPE(element) ||
6778       ELEM_IS_PLAYER(element) ||
6779       HAS_CONTENT(element) ||
6780       COULD_MOVE_INTO_ACID(element) ||
6781       element == EL_SPRING)
6782     return TRUE;
6783   else
6784     for (i = 0; elements_with_counter[i].element != -1; i++)
6785       if (elements_with_counter[i].element == element)
6786         return TRUE;
6787
6788   return FALSE;
6789 }
6790
6791 static void DrawPropertiesConfig()
6792 {
6793   int i;
6794
6795   if (!checkPropertiesConfig(properties_element))
6796   {
6797     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6798
6799     return;
6800   }
6801
6802   /* check if there are elements where a score can be chosen for */
6803   for (i = 0; elements_with_counter[i].element != -1; i++)
6804   {
6805     if (elements_with_counter[i].element == properties_element)
6806     {
6807       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
6808
6809       counterbutton_info[counter_id].y =
6810         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6811                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
6812
6813       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6814       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6815
6816       MapCounterButtons(counter_id);
6817
6818       break;
6819     }
6820   }
6821
6822   if (HAS_CONTENT(properties_element))
6823   {
6824     /* draw stickybutton gadget */
6825     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6826
6827     if (IS_AMOEBOID(properties_element))
6828       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
6829     else
6830       DrawElementContentAreas();
6831   }
6832
6833   if (ELEM_IS_PLAYER(properties_element))
6834     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
6835                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
6836                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
6837
6838   if (IS_GEM(properties_element))
6839     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
6840
6841   if (COULD_MOVE_INTO_ACID(properties_element) &&
6842       (!IS_CUSTOM_ELEMENT(properties_element) ||
6843        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
6844   {
6845     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
6846       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
6847                        HAS_CONTENT(properties_element) ? 1 : 0);
6848
6849     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
6850   }
6851
6852   if (properties_element == EL_SPRING)
6853     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
6854
6855   if (IS_ENVELOPE(properties_element))
6856   {
6857     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
6858     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
6859     int envelope_nr = properties_element - EL_ENVELOPE_1;
6860
6861     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
6862     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
6863
6864     /* display counter to choose size of envelope text area */
6865     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
6866     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
6867
6868     DrawEnvelopeTextArea(envelope_nr);
6869   }
6870
6871   if (IS_CUSTOM_ELEMENT(properties_element))
6872   {
6873     /* draw stickybutton gadget */
6874     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6875
6876     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
6877     {
6878       /* draw checkbutton gadgets */
6879       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
6880            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
6881         MapCheckbuttonGadget(i);
6882
6883       /* draw counter gadgets */
6884       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
6885            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
6886         MapCounterButtons(i);
6887
6888       /* draw selectbox gadgets */
6889       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
6890            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
6891         MapSelectboxGadget(i);
6892
6893       /* draw textbutton gadgets */
6894       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6895
6896       /* draw text input gadgets */
6897       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6898
6899       /* draw drawing area gadgets */
6900       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6901       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
6902       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
6903     }
6904     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
6905     {
6906       /* set position for special checkbutton for "can move into acid" */
6907
6908       /* draw checkbutton gadgets */
6909       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
6910            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
6911         MapCheckbuttonGadget(i);
6912
6913       /* draw counter gadgets */
6914       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
6915            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
6916         MapCounterButtons(i);
6917
6918       /* draw selectbox gadgets */
6919       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
6920            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
6921         MapSelectboxGadget(i);
6922
6923       /* draw drawing area gadgets */
6924       DrawCustomContentArea();
6925     }
6926   }
6927   else if (IS_GROUP_ELEMENT(properties_element))
6928   {
6929     /* draw stickybutton gadget */
6930     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6931
6932     /* draw checkbutton gadgets */
6933     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
6934     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
6935
6936     /* draw counter gadgets */
6937     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
6938
6939     /* draw selectbox gadgets */
6940     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
6941
6942     /* draw textbutton gadgets */
6943     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6944
6945     /* draw drawing area gadgets */
6946     DrawGroupElementArea(properties_element);
6947
6948     /* draw text input gadgets */
6949     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6950
6951     /* draw drawing area gadgets */
6952     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6953   }
6954 }
6955
6956 static void DrawPropertiesChangeDrawingAreas()
6957 {
6958   if (IS_CUSTOM_ELEMENT(properties_element))
6959   {
6960     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
6961     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
6962
6963     DrawCustomChangeContentArea();
6964   }
6965
6966   redraw_mask |= REDRAW_FIELD;
6967 }
6968
6969 static void DrawPropertiesChange()
6970 {
6971   int i;
6972
6973   /* draw stickybutton gadget */
6974   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6975
6976   /* draw checkbutton gadgets */
6977   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
6978        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
6979     MapCheckbuttonGadget(i);
6980
6981   /* draw counter gadgets */
6982   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
6983        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
6984     MapCounterButtons(i);
6985
6986   /* draw selectbox gadgets */
6987   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
6988        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
6989     MapSelectboxGadget(i);
6990
6991   /* draw textbutton gadgets */
6992   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
6993        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
6994     MapTextbuttonGadget(i);
6995
6996   /* draw graphicbutton gadgets */
6997   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
6998        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
6999     MapGraphicbuttonGadget(i);
7000
7001   /* draw drawing area gadgets */
7002   DrawPropertiesChangeDrawingAreas();
7003 }
7004
7005 static void DrawElementName(int x, int y, int element)
7006 {
7007   char *element_name = getElementInfoText(element);
7008   int font_nr = FONT_TEXT_1;
7009   int font_width = getFontWidth(font_nr);
7010   int font_height = getFontHeight(font_nr);
7011   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7012   int max_chars_per_line = max_text_width / font_width;
7013   char buffer[max_chars_per_line + 1];
7014
7015   if (strlen(element_name) <= max_chars_per_line)
7016     DrawTextS(x, y, font_nr, element_name);
7017   else
7018   {
7019     int next_pos = max_chars_per_line;
7020
7021     strncpy(buffer, element_name, max_chars_per_line);
7022     buffer[max_chars_per_line] = '\0';
7023
7024     if (element_name[max_chars_per_line] == ' ')
7025       next_pos++;
7026     else
7027     {
7028       int i;
7029
7030       for (i = max_chars_per_line - 1; i >= 0; i--)
7031         if (buffer[i] == ' ')
7032           break;
7033
7034       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7035       {
7036         buffer[i] = '\0';
7037         next_pos = i + 1;
7038       }
7039     }
7040
7041     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7042
7043     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7044     buffer[max_chars_per_line] = '\0';
7045
7046     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7047   }
7048 }
7049
7050 static void DrawPropertiesWindow()
7051 {
7052   int xstart = 2;
7053   int ystart = 4;
7054
7055   stick_element_properties_window = FALSE;
7056
7057   /* make sure that previous properties edit mode exists for this element */
7058   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7059       !IS_CUSTOM_ELEMENT(properties_element))
7060     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7061
7062   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7063       IS_CUSTOM_ELEMENT(properties_element))
7064     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7065
7066   CopyElementPropertiesToEditor(properties_element);
7067
7068   UnmapLevelEditorWindowGadgets();
7069   UnmapLevelEditorToolboxDrawingGadgets();
7070   UnmapLevelEditorToolboxCustomGadgets();
7071
7072   if (IS_CUSTOM_ELEMENT(properties_element) ||
7073       IS_GROUP_ELEMENT(properties_element))
7074     MapLevelEditorToolboxCustomGadgets();
7075
7076   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7077   ClearWindow();
7078
7079   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7080            "Element Settings", FONT_TITLE_1);
7081
7082   DrawElementBorder(SX + xstart * MINI_TILEX,
7083                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7084                     TILEX, TILEY, FALSE);
7085   DrawGraphicAnimationExt(drawto,
7086                           SX + xstart * MINI_TILEX,
7087                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7088                           el2img(properties_element), -1, NO_MASKING);
7089
7090   FrameCounter = 0;     /* restart animation frame counter */
7091
7092   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7093                   properties_element);
7094
7095   DrawPropertiesTabulatorGadgets();
7096
7097   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7098     DrawPropertiesInfo();
7099   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7100     DrawPropertiesChange();
7101   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7102     DrawPropertiesConfig();
7103 }
7104
7105 static void UpdateCustomElementGraphicGadgets()
7106 {
7107   int i;
7108
7109   ModifyEditorElementList();
7110   RedrawDrawingElements();
7111
7112   /* force redraw of all mapped drawing area gadgets */
7113   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7114   {
7115     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7116
7117     if (gi->mapped)
7118       MapDrawingArea(i);
7119   }
7120 }
7121
7122 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7123 {
7124   int lx = sx + level_xpos;
7125   int ly = sy + level_ypos;
7126
7127   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7128
7129   if (change_level)
7130     Feld[lx][ly] = element;
7131 }
7132
7133 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7134                      int element, boolean change_level)
7135 {
7136   if (from_y == to_y)                   /* horizontal line */
7137   {
7138     int x;
7139     int y = from_y;
7140
7141     if (from_x > to_x)
7142       swap_numbers(&from_x, &to_x);
7143
7144     for (x = from_x; x <= to_x; x++)
7145       DrawLineElement(x, y, element, change_level);
7146   }
7147   else if (from_x == to_x)              /* vertical line */
7148   {
7149     int x = from_x;
7150     int y;
7151
7152     if (from_y > to_y)
7153       swap_numbers(&from_y, &to_y);
7154
7155     for (y = from_y; y <= to_y; y++)
7156       DrawLineElement(x, y, element, change_level);
7157   }
7158   else                                  /* diagonal line */
7159   {
7160     int len_x = ABS(to_x - from_x);
7161     int len_y = ABS(to_y - from_y);
7162     int x, y;
7163
7164     if (len_y < len_x)                  /* a < 1 */
7165     {
7166       float a = (float)len_y / (float)len_x;
7167
7168       if (from_x > to_x)
7169         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7170
7171       for (x = 0; x <= len_x; x++)
7172       {
7173         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7174         DrawLineElement(from_x + x, from_y + y, element, change_level);
7175       }
7176     }
7177     else                                /* a >= 1 */
7178     {
7179       float a = (float)len_x / (float)len_y;
7180
7181       if (from_y > to_y)
7182         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7183
7184       for (y = 0; y <= len_y; y++)
7185       {
7186         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7187         DrawLineElement(from_x + x, from_y + y, element, change_level);
7188       }
7189     }
7190   }
7191 }
7192
7193 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7194                     int element, boolean change_level)
7195 {
7196   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7197   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7198   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7199   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7200 }
7201
7202 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7203                           int element, boolean change_level)
7204 {
7205   int y;
7206
7207   if (from_y > to_y)
7208     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7209
7210   for (y = from_y; y <= to_y; y++)
7211     DrawLine(from_x, y, to_x, y, element, change_level);
7212 }
7213
7214 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7215                        int element, boolean change_level)
7216 {
7217   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7218   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7219   int len_x = ABS(to_x - from_x);
7220   int len_y = ABS(to_y - from_y);
7221   int radius, x, y;
7222
7223   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7224
7225   /* not optimal (some points get drawn twice) but simple,
7226      and fast enough for the few points we are drawing */
7227
7228   for (x = 0; x <= radius; x++)
7229   {
7230     int sx, sy, lx, ly;
7231
7232     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7233
7234     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7235     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7236     lx = sx + level_xpos;
7237     ly = sy + level_ypos;
7238
7239     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7240       DrawLineElement(sx, sy, element, change_level);
7241   }
7242
7243   for (y = 0; y <= radius; y++)
7244   {
7245     int sx, sy, lx, ly;
7246
7247     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7248
7249     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7250     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7251     lx = sx + level_xpos;
7252     ly = sy + level_ypos;
7253
7254     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7255       DrawLineElement(sx, sy, element, change_level);
7256   }
7257 }
7258
7259 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7260                     int element, boolean change_level)
7261 {
7262   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7263   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7264
7265   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7266 }
7267
7268 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7269 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7270 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7271                        int element, boolean change_level)
7272 {
7273   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7274   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7275   int mirror_to_x2 = from_x - (to_x2 - from_x);
7276   int mirror_to_y2 = from_y - (to_y2 - from_y);
7277
7278   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7279   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7280   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7281   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7282 }
7283 #endif
7284
7285 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7286 {
7287   int from_sx, from_sy;
7288   int to_sx, to_sy;
7289
7290   if (from_x > to_x)
7291     swap_numbers(&from_x, &to_x);
7292
7293   if (from_y > to_y)
7294     swap_numbers(&from_y, &to_y);
7295
7296   from_sx = SX + from_x * MINI_TILEX;
7297   from_sy = SY + from_y * MINI_TILEY;
7298   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7299   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7300
7301   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7302   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7303   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7304   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7305
7306   if (from_x == to_x && from_y == to_y)
7307     MarkTileDirty(from_x/2, from_y/2);
7308   else
7309     redraw_mask |= REDRAW_FIELD;
7310 }
7311
7312 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7313                        int element, boolean change_level)
7314 {
7315   if (element == -1 || change_level)
7316     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7317   else
7318     DrawAreaBorder(from_x, from_y, to_x, to_y);
7319 }
7320
7321 /* values for CopyBrushExt() */
7322 #define CB_AREA_TO_BRUSH        0
7323 #define CB_BRUSH_TO_CURSOR      1
7324 #define CB_BRUSH_TO_LEVEL       2
7325 #define CB_DELETE_OLD_CURSOR    3
7326 #define CB_DUMP_BRUSH           4
7327
7328 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7329                          int button, int mode)
7330 {
7331   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7332   static int brush_width, brush_height;
7333   static int last_cursor_x = -1, last_cursor_y = -1;
7334   static boolean delete_old_brush;
7335   int new_element = BUTTON_ELEMENT(button);
7336   int x, y;
7337
7338   if (mode == CB_DUMP_BRUSH)
7339   {
7340     if (!draw_with_brush)
7341     {
7342       Error(ERR_WARN, "no brush selected");
7343
7344       return;
7345     }
7346
7347     for (y = 0; y < brush_height; y++)
7348     {
7349       for (x = 0; x < brush_width; x++)
7350       {
7351         int element = brush_buffer[x][y];
7352         int element_mapped = element;
7353
7354 #if 0
7355         char *element_string = "?";
7356         int k;
7357
7358         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7359         {
7360           if (forum_sketch_element_mapping[k].element == element)
7361           {
7362             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7363             break;
7364           }
7365         }
7366
7367         if (IS_CUSTOM_ELEMENT(element))
7368           element_mapped = EL_CUSTOM_1;
7369
7370         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7371         {
7372           if (forum_sketch_element_strings[k].element == element_mapped)
7373           {
7374             element_string = forum_sketch_element_strings[k].element_string;
7375             break;
7376           }
7377         }
7378
7379         printf("`%s", element_string);
7380
7381 #else
7382
7383         if (IS_CUSTOM_ELEMENT(element))
7384           element_mapped = EL_CUSTOM_START;
7385         else if (element > EL_ENVELOPE_4)
7386           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7387
7388         printf("`%03d", element_mapped);
7389 #endif
7390       }
7391
7392       printf("\n");
7393     }
7394
7395     return;
7396   }
7397
7398   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7399     return;
7400
7401   if (mode == CB_AREA_TO_BRUSH)
7402   {
7403     int from_lx, from_ly;
7404
7405     if (from_x > to_x)
7406       swap_numbers(&from_x, &to_x);
7407
7408     if (from_y > to_y)
7409       swap_numbers(&from_y, &to_y);
7410
7411     brush_width = to_x - from_x + 1;
7412     brush_height = to_y - from_y + 1;
7413
7414     from_lx = from_x + level_xpos;
7415     from_ly = from_y + level_ypos;
7416
7417     for (y = 0; y < brush_height; y++)
7418     {
7419       for (x=0; x < brush_width; x++)
7420       {
7421         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7422
7423         if (button != 1)
7424           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7425       }
7426     }
7427
7428     if (button != 1)
7429       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7430
7431     delete_old_brush = FALSE;
7432   }
7433   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7434            mode == CB_BRUSH_TO_LEVEL)
7435   {
7436     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7437     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7438     int cursor_from_x = cursor_x - brush_width / 2;
7439     int cursor_from_y = cursor_y - brush_height / 2;
7440     int border_from_x = cursor_x, border_from_y = cursor_y;
7441     int border_to_x = cursor_x, border_to_y = cursor_y;
7442
7443     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7444       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7445
7446     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7447         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7448     {
7449       delete_old_brush = FALSE;
7450       return;
7451     }
7452
7453     for (y = 0; y < brush_height; y++)
7454     {
7455       for (x = 0; x < brush_width; x++)
7456       {
7457         int sx = cursor_from_x + x;
7458         int sy = cursor_from_y + y;
7459         int lx = sx + level_xpos;
7460         int ly = sy + level_ypos;
7461         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7462         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7463                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7464                        brush_buffer[x][y] : new_element);
7465
7466         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7467         {
7468           if (sx < border_from_x)
7469             border_from_x = sx;
7470           else if (sx > border_to_x)
7471             border_to_x = sx;
7472           if (sy < border_from_y)
7473             border_from_y = sy;
7474           else if (sy > border_to_y)
7475             border_to_y = sy;
7476
7477           DrawLineElement(sx, sy, element, change_level);
7478         }
7479       }
7480     }
7481
7482     if (mode != CB_DELETE_OLD_CURSOR)
7483       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7484
7485     last_cursor_x = cursor_x;
7486     last_cursor_y = cursor_y;
7487     delete_old_brush = TRUE;
7488   }
7489 }
7490
7491 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7492                             int button)
7493 {
7494   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7495 }
7496
7497 static void CopyBrushToLevel(int x, int y, int button)
7498 {
7499   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7500 }
7501
7502 static void CopyBrushToCursor(int x, int y)
7503 {
7504   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7505 }
7506
7507 static void DeleteBrushFromCursor()
7508 {
7509   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7510 }
7511
7512 void DumpBrush()
7513 {
7514   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7515 }
7516
7517 static void FloodFill(int from_x, int from_y, int fill_element)
7518 {
7519   int i,x,y;
7520   int old_element;
7521   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7522   static int safety = 0;
7523
7524   /* check if starting field still has the desired content */
7525   if (Feld[from_x][from_y] == fill_element)
7526     return;
7527
7528   safety++;
7529
7530   if (safety > lev_fieldx*lev_fieldy)
7531     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7532
7533   old_element = Feld[from_x][from_y];
7534   Feld[from_x][from_y] = fill_element;
7535
7536   for (i = 0; i < 4; i++)
7537   {
7538     x = from_x + check[i][0];
7539     y = from_y + check[i][1];
7540
7541     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7542       FloodFill(x, y, fill_element);
7543   }
7544
7545   safety--;
7546 }
7547
7548 /* values for DrawLevelText() modes */
7549 #define TEXT_INIT               0
7550 #define TEXT_SETCURSOR          1
7551 #define TEXT_WRITECHAR          2
7552 #define TEXT_BACKSPACE          3
7553 #define TEXT_NEWLINE            4
7554 #define TEXT_END                5
7555 #define TEXT_QUERY_TYPING       6
7556
7557 static int DrawLevelText(int sx, int sy, char letter, int mode)
7558 {
7559   static short delete_buffer[MAX_LEV_FIELDX];
7560   static int start_sx, start_sy;
7561   static int last_sx, last_sy;
7562   static boolean typing = FALSE;
7563   int letter_element = EL_CHAR_ASCII0 + letter;
7564   int lx = 0, ly = 0;
7565
7566   /* map lower case letters to upper case and convert special characters */
7567   if (letter >= 'a' && letter <= 'z')
7568     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7569   else if (letter == 'ä' || letter == 'Ä')
7570     letter_element = EL_CHAR_AUMLAUT;
7571   else if (letter == 'ö' || letter == 'Ö')
7572     letter_element = EL_CHAR_OUMLAUT;
7573   else if (letter == 'ü' || letter == 'Ü')
7574     letter_element = EL_CHAR_UUMLAUT;
7575   else if (letter == '^')
7576     letter_element = EL_CHAR_COPYRIGHT;
7577   else
7578     letter_element = EL_CHAR_ASCII0 + letter;
7579
7580   if (mode != TEXT_INIT)
7581   {
7582     if (!typing)
7583       return FALSE;
7584
7585     if (mode != TEXT_SETCURSOR)
7586     {
7587       sx = last_sx;
7588       sy = last_sy;
7589     }
7590
7591     lx = last_sx + level_xpos;
7592     ly = last_sy + level_ypos;
7593   }
7594
7595   switch (mode)
7596   {
7597     case TEXT_INIT:
7598       if (typing)
7599         DrawLevelText(0, 0, 0, TEXT_END);
7600
7601       typing = TRUE;
7602       start_sx = last_sx = sx;
7603       start_sy = last_sy = sy;
7604       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7605       break;
7606
7607     case TEXT_SETCURSOR:
7608       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7609       DrawAreaBorder(sx, sy, sx, sy);
7610       last_sx = sx;
7611       last_sy = sy;
7612       break;
7613
7614     case TEXT_WRITECHAR:
7615       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7616       {
7617         delete_buffer[sx - start_sx] = Feld[lx][ly];
7618         Feld[lx][ly] = letter_element;
7619
7620         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7621           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7622         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7623           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7624         else
7625           DrawLevelText(0, 0, 0, TEXT_END);
7626       }
7627       break;
7628
7629     case TEXT_BACKSPACE:
7630       if (sx > start_sx)
7631       {
7632         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7633         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7634         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7635       }
7636       break;
7637
7638     case TEXT_NEWLINE:
7639       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7640         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7641       else
7642         DrawLevelText(0, 0, 0, TEXT_END);
7643       break;
7644
7645     case TEXT_END:
7646       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7647       DrawMiniElement(sx, sy, Feld[lx][ly]);
7648       typing = FALSE;
7649       break;
7650
7651     case TEXT_QUERY_TYPING:
7652       break;
7653
7654     default:
7655       break;
7656   }
7657
7658   return typing;
7659 }
7660
7661 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7662                           int element, boolean change_level)
7663 {
7664   int lx = sx + level_xpos;
7665   int ly = sy + level_ypos;
7666
7667   if (element == -1)
7668     DrawMiniElement(sx, sy, Feld[lx][ly]);
7669   else
7670     DrawAreaBorder(sx, sy, sx, sy);
7671 }
7672
7673 static void CopyLevelToUndoBuffer(int mode)
7674 {
7675   static boolean accumulated_undo = FALSE;
7676   boolean new_undo_buffer_position = TRUE;
7677   int last_border_element;
7678   int x, y;
7679
7680   switch (mode)
7681   {
7682     case UNDO_IMMEDIATE:
7683       accumulated_undo = FALSE;
7684       break;
7685
7686     case UNDO_ACCUMULATE:
7687       if (accumulated_undo)
7688         new_undo_buffer_position = FALSE;
7689       accumulated_undo = TRUE;
7690       break;
7691
7692     default:
7693       break;
7694   }
7695
7696   if (new_undo_buffer_position)
7697   {
7698     /* new position in undo buffer ring */
7699     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7700
7701     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7702       undo_buffer_steps++;
7703   }
7704
7705   for (x = 0; x < lev_fieldx; x++)
7706     for (y = 0; y < lev_fieldy; y++)
7707       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7708
7709   /* check if drawing operation forces change of border style */
7710   last_border_element = BorderElement;
7711   SetBorderElement();
7712   if (BorderElement != last_border_element)
7713     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7714 }
7715
7716 static void RandomPlacement(int new_element)
7717 {
7718   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7719   int num_free_positions;
7720   int num_percentage;
7721   int num_elements;
7722   int x, y;
7723
7724   /* determine number of free positions for the new elements */
7725   /* (maybe this statement should be formatted a bit more readable...) */
7726   num_free_positions = 0;
7727   for (x = 0; x < lev_fieldx; x++)
7728     for (y = 0; y < lev_fieldy; y++)
7729       if ((free_position[x][y] =
7730            ((random_placement_background_restricted &&
7731              Feld[x][y] == random_placement_background_element) ||
7732             (!random_placement_background_restricted &&
7733              Feld[x][y] != new_element))) == TRUE)
7734         num_free_positions++;
7735
7736   /* determine number of new elements to place there */
7737   num_percentage = num_free_positions * random_placement_value / 100;
7738   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7739                   num_percentage : random_placement_value);
7740
7741   /* if not more free positions than elements to place, fill whole level */
7742   if (num_elements >= num_free_positions)
7743   {
7744     for (x = 0; x < lev_fieldx; x++)
7745       for (y = 0; y < lev_fieldy; y++)
7746         Feld[x][y] = new_element;
7747
7748     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7749     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7750     return;
7751   }
7752
7753   while (num_elements > 0)
7754   {
7755     x = RND(lev_fieldx);
7756     y = RND(lev_fieldy);
7757
7758     /* don't place element at the same position twice */
7759     if (free_position[x][y])
7760     {
7761       free_position[x][y] = FALSE;
7762       Feld[x][y] = new_element;
7763       num_elements--;
7764     }
7765   }
7766
7767   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7768   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7769 }
7770
7771 void WrapLevel(int dx, int dy)
7772 {
7773   int wrap_dx = lev_fieldx - dx;
7774   int wrap_dy = lev_fieldy - dy;
7775   int x, y;
7776
7777   for (x = 0; x < lev_fieldx; x++)
7778     for (y = 0; y < lev_fieldy; y++)
7779       FieldBackup[x][y] = Feld[x][y];
7780
7781   for (x = 0; x < lev_fieldx; x++)
7782     for (y = 0; y < lev_fieldy; y++)
7783       Feld[x][y] =
7784         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7785
7786   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7787   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7788 }
7789
7790 static void HandleDrawingAreas(struct GadgetInfo *gi)
7791 {
7792   static boolean started_inside_drawing_area = FALSE;
7793   int id = gi->custom_id;
7794   boolean button_press_event;
7795   boolean button_release_event;
7796   boolean inside_drawing_area = !gi->event.off_borders;
7797   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7798   int actual_drawing_function;
7799   int button = gi->event.button;
7800   int new_element = BUTTON_ELEMENT(button);
7801   int sx = gi->event.x, sy = gi->event.y;
7802   int min_sx = 0, min_sy = 0;
7803   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7804   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7805   int lx = 0, ly = 0;
7806   int min_lx = 0, min_ly = 0;
7807   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7808   int x, y;
7809
7810   /* handle info callback for each invocation of action callback */
7811   gi->callback_info(gi);
7812
7813   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7814   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
7815
7816   /* make sure to stay inside drawing area boundaries */
7817   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7818   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7819
7820   if (draw_level)
7821   {
7822     /* get positions inside level field */
7823     lx = sx + level_xpos;
7824     ly = sy + level_ypos;
7825
7826     if (!IN_LEV_FIELD(lx, ly))
7827       inside_drawing_area = FALSE;
7828
7829     /* make sure to stay inside level field boundaries */
7830     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7831     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7832
7833     /* correct drawing area positions accordingly */
7834     sx = lx - level_xpos;
7835     sy = ly - level_ypos;
7836   }
7837
7838   if (button_press_event)
7839     started_inside_drawing_area = inside_drawing_area;
7840
7841   if (!started_inside_drawing_area)
7842     return;
7843
7844   if (!button && !button_release_event)
7845     return;
7846
7847   /* automatically switch to 'single item' drawing mode, if needed */
7848   actual_drawing_function =
7849     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
7850      drawing_function : GADGET_ID_SINGLE_ITEMS);
7851
7852   /* clicking into drawing area with pressed Control key picks element */
7853   if (GetKeyModState() & KMOD_Control)
7854   {
7855     last_drawing_function = drawing_function;
7856     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7857   }
7858
7859   switch (actual_drawing_function)
7860   {
7861     case GADGET_ID_SINGLE_ITEMS:
7862       if (draw_level)
7863       {
7864         if (button_release_event)
7865         {
7866           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7867
7868           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
7869               !inside_drawing_area)
7870             DeleteBrushFromCursor();
7871         }
7872
7873         if (!button)
7874           break;
7875
7876         if (draw_with_brush)
7877         {
7878           if (!button_release_event)
7879             CopyBrushToLevel(sx, sy, button);
7880         }
7881         else if (new_element != Feld[lx][ly])
7882         {
7883           if (new_element == EL_PLAYER_1)
7884           {
7885             /* remove player at old position */
7886             for (y = 0; y < lev_fieldy; y++)
7887             {
7888               for (x = 0; x < lev_fieldx; x++)
7889               {
7890                 if (Feld[x][y] == EL_PLAYER_1)
7891                 {
7892                   Feld[x][y] = EL_EMPTY;
7893                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
7894                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
7895                     DrawMiniElement(x - level_xpos, y - level_ypos,
7896                                     EL_EMPTY);
7897                 }
7898               }
7899             }
7900           }
7901
7902           Feld[lx][ly] = new_element;
7903           DrawMiniElement(sx, sy, new_element);
7904         }
7905       }
7906       else
7907       {
7908         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
7909           DrawMiniGraphicExt(drawto,
7910                              gi->x + sx * MINI_TILEX,
7911                              gi->y + sy * MINI_TILEY,
7912                              el2edimg(new_element));
7913         else
7914           DrawGraphicExt(drawto,
7915                          gi->x + sx * TILEX,
7916                          gi->y + sy * TILEY,
7917                          el2img(new_element), 0);
7918
7919         if (id == GADGET_ID_AMOEBA_CONTENT)
7920           level.amoeba_content = new_element;
7921         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7922         {
7923           new_element = GFX_ELEMENT(new_element);
7924           custom_element.gfx_element = new_element;
7925
7926           CopyElementPropertiesToGame(properties_element);
7927
7928           UpdateCustomElementGraphicGadgets();
7929
7930           FrameCounter = 0;     /* restart animation frame counter */
7931         }
7932         else if (id == GADGET_ID_CUSTOM_CONTENT)
7933         {
7934           custom_element.content[sx][sy] = new_element;
7935
7936           CopyCustomElementPropertiesToGame(properties_element);
7937         }
7938         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
7939         {
7940           custom_element.move_enter_element = new_element;
7941
7942           CopyCustomElementPropertiesToGame(properties_element);
7943         }
7944         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
7945         {
7946           custom_element.move_leave_element = new_element;
7947
7948           CopyCustomElementPropertiesToGame(properties_element);
7949         }
7950         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7951         {
7952           custom_element_change.target_element = new_element;
7953
7954           CopyCustomElementPropertiesToGame(properties_element);
7955         }
7956         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7957         {
7958           custom_element_change.content[sx][sy] = new_element;
7959
7960           CopyCustomElementPropertiesToGame(properties_element);
7961         }
7962         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7963         {
7964           custom_element_change.trigger_element = new_element;
7965
7966           CopyCustomElementPropertiesToGame(properties_element);
7967         }
7968         else if (id == GADGET_ID_GROUP_CONTENT)
7969         {
7970           group_element_info.element[sx] = new_element;
7971
7972           CopyGroupElementPropertiesToGame(properties_element);
7973         }
7974         else if (id == GADGET_ID_RANDOM_BACKGROUND)
7975           random_placement_background_element = new_element;
7976         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7977                  id <= GADGET_ID_ELEMENT_CONTENT_7)
7978           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
7979             new_element;
7980       }
7981       break;
7982
7983     case GADGET_ID_CONNECTED_ITEMS:
7984       {
7985         static int last_sx = -1;
7986         static int last_sy = -1;
7987
7988         if (button_release_event)
7989           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7990
7991         if (button)
7992         {
7993           if (!button_press_event)
7994             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
7995
7996           last_sx = sx;
7997           last_sy = sy;
7998         }
7999       }
8000       break;
8001
8002     case GADGET_ID_LINE:
8003     case GADGET_ID_ARC:
8004     case GADGET_ID_RECTANGLE:
8005     case GADGET_ID_FILLED_BOX:
8006     case GADGET_ID_GRAB_BRUSH:
8007     case GADGET_ID_TEXT:
8008       {
8009         static int last_sx = -1;
8010         static int last_sy = -1;
8011         static int start_sx = -1;
8012         static int start_sy = -1;
8013         void (*draw_func)(int, int, int, int, int, boolean);
8014
8015         if (drawing_function == GADGET_ID_LINE)
8016           draw_func = DrawLine;
8017         else if (drawing_function == GADGET_ID_ARC)
8018           draw_func = DrawArc;
8019         else if (drawing_function == GADGET_ID_RECTANGLE)
8020           draw_func = DrawBox;
8021         else if (drawing_function == GADGET_ID_FILLED_BOX)
8022           draw_func = DrawFilledBox;
8023         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8024           draw_func = SelectArea;
8025         else /* (drawing_function == GADGET_ID_TEXT) */
8026           draw_func = SetTextCursor;
8027
8028         if (button_press_event)
8029         {
8030           draw_func(sx, sy, sx, sy, new_element, FALSE);
8031           start_sx = last_sx = sx;
8032           start_sy = last_sy = sy;
8033
8034           if (drawing_function == GADGET_ID_TEXT)
8035             DrawLevelText(0, 0, 0, TEXT_END);
8036         }
8037         else if (button_release_event)
8038         {
8039           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8040           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8041           {
8042             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8043             CopyBrushToCursor(sx, sy);
8044             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8045                           MB_LEFTBUTTON);
8046             draw_with_brush = TRUE;
8047           }
8048           else if (drawing_function == GADGET_ID_TEXT)
8049             DrawLevelText(sx, sy, 0, TEXT_INIT);
8050           else
8051             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8052         }
8053         else if (last_sx != sx || last_sy != sy)
8054         {
8055           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8056           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8057           last_sx = sx;
8058           last_sy = sy;
8059         }
8060       }
8061       break;
8062
8063     case GADGET_ID_FLOOD_FILL:
8064       if (button_press_event && Feld[lx][ly] != new_element)
8065       {
8066         FloodFill(lx, ly, new_element);
8067         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8068         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8069       }
8070       break;
8071
8072     case GADGET_ID_PICK_ELEMENT:
8073       if (button_release_event)
8074         ClickOnGadget(level_editor_gadget[last_drawing_function],
8075                       MB_LEFTBUTTON);
8076       else if (draw_level)
8077         PickDrawingElement(button, Feld[lx][ly]);
8078       else if (id == GADGET_ID_AMOEBA_CONTENT)
8079         PickDrawingElement(button, level.amoeba_content);
8080       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8081         PickDrawingElement(button, custom_element.gfx_element);
8082       else if (id == GADGET_ID_CUSTOM_CONTENT)
8083         PickDrawingElement(button, custom_element.content[sx][sy]);
8084       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8085         PickDrawingElement(button, custom_element.move_enter_element);
8086       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8087         PickDrawingElement(button, custom_element.move_leave_element);
8088       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8089         PickDrawingElement(button, custom_element_change.target_element);
8090       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8091         PickDrawingElement(button, custom_element_change.content[sx][sy]);
8092       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8093         PickDrawingElement(button, custom_element_change.trigger_element);
8094       else if (id == GADGET_ID_GROUP_CONTENT)
8095         PickDrawingElement(button, group_element_info.element[sx]);
8096       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8097         PickDrawingElement(button, random_placement_background_element);
8098       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8099                id <= GADGET_ID_ELEMENT_CONTENT_7)
8100       {
8101         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8102
8103         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8104       }
8105
8106       break;
8107
8108     default:
8109       break;
8110   }
8111 }
8112
8113 static void HandleCounterButtons(struct GadgetInfo *gi)
8114 {
8115   int gadget_id = gi->custom_id;
8116   int counter_id = gi->custom_type_id;
8117   int button = gi->event.button;
8118   int *counter_value = counterbutton_info[counter_id].value;
8119   int step = BUTTON_STEPSIZE(button) *
8120     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8121
8122   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8123   {
8124     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8125     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8126     boolean level_changed = LevelChanged();
8127
8128     if ((level_changed && pressed) || (!level_changed && released))
8129       return;
8130
8131     if (level_changed && !Request("Level has changed! Discard changes ?",
8132                                   REQ_ASK))
8133     {
8134       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8135         ModifyEditorCounter(counter_id, *counter_value);
8136       return;
8137     }
8138   }
8139
8140   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8141     *counter_value = gi->textinput.number_value;
8142   else
8143     ModifyEditorCounter(counter_id, *counter_value + step);
8144
8145   switch (counter_id)
8146   {
8147     case ED_COUNTER_ID_ELEMENT_CONTENT:
8148       DrawElementContentAreas();
8149       break;
8150
8151     case ED_COUNTER_ID_GROUP_CONTENT:
8152       DrawGroupElementArea(properties_element);
8153       CopyGroupElementPropertiesToGame(properties_element);
8154       break;
8155
8156     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8157     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8158       DrawEnvelopeTextArea(-1);
8159       break;
8160
8161     case ED_COUNTER_ID_LEVEL_XSIZE:
8162     case ED_COUNTER_ID_LEVEL_YSIZE:
8163       lev_fieldx = level.fieldx;
8164       lev_fieldy = level.fieldy;
8165       break;
8166
8167     case ED_COUNTER_ID_SELECT_LEVEL:
8168       LoadLevel(level_nr);
8169       TapeErase();
8170       ResetUndoBuffer();
8171       DrawEditModeWindow();
8172       break;
8173
8174     default:
8175       break;
8176   }
8177
8178   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8179        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8180       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8181        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8182     CopyElementPropertiesToGame(properties_element);
8183 }
8184
8185 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8186 {
8187   int type_id = gi->custom_type_id;
8188
8189   strcpy(textinput_info[type_id].value, gi->textinput.value);
8190
8191   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8192   {
8193     CopyElementPropertiesToGame(properties_element);
8194
8195     ModifyEditorElementList();  /* update changed button info text */
8196   }
8197 }
8198
8199 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8200 {
8201   int type_id = gi->custom_type_id;
8202
8203   strcpy(textarea_info[type_id].value, gi->textarea.value);
8204 }
8205
8206 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8207 {
8208   int type_id = gi->custom_type_id;
8209
8210   *selectbox_info[type_id].value =
8211     selectbox_info[type_id].options[gi->selectbox.index].value;
8212
8213   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8214   {
8215     element_info[properties_element].current_change_page = gi->selectbox.index;
8216
8217     DrawPropertiesWindow();
8218   }
8219   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8220             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8221            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8222             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8223            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8224     CopyElementPropertiesToGame(properties_element);
8225 }
8226
8227 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8228 {
8229   int type_id = gi->custom_type_id;
8230   int i;
8231
8232   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8233       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8234   {
8235     edit_mode_properties = gi->custom_type_id;
8236
8237     DrawPropertiesWindow();
8238   }
8239   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8240   {
8241     char *template_filename = getDefaultLevelFilename(-1);
8242     boolean new_template = !fileExists(template_filename);
8243
8244     if (new_template ||
8245         Request("Save this template and kill the old ?", REQ_ASK))
8246       SaveLevelTemplate();
8247
8248     if (new_template)
8249       Request("Template saved !", REQ_CONFIRM);
8250   }
8251   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8252            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8253   {
8254     struct ElementInfo *ei = &element_info[properties_element];
8255
8256     setElementChangePages(ei, ei->num_change_pages + 1);
8257
8258     /* set new change page to be new current change page */
8259     ei->current_change_page = ei->num_change_pages - 1;
8260     ei->change = &ei->change_page[ei->current_change_page];
8261
8262     setElementChangeInfoToDefaults(ei->change);
8263
8264     DrawPropertiesWindow();
8265   }
8266   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8267            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8268   {
8269     struct ElementInfo *ei = &element_info[properties_element];
8270
8271     /* copy all change pages after change page to be deleted */
8272     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8273       ei->change_page[i] = ei->change_page[i + 1];
8274
8275     setElementChangePages(ei, ei->num_change_pages - 1);
8276
8277     DrawPropertiesWindow();
8278   }
8279 }
8280
8281 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8282 {
8283   int type_id = gi->custom_type_id;
8284
8285   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8286       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8287   {
8288     struct ElementInfo *ei = &element_info[properties_element];
8289     int step = BUTTON_STEPSIZE(gi->event.button);
8290
8291     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8292     ei->current_change_page += step;
8293
8294     if (ei->current_change_page < 0)
8295       ei->current_change_page = 0;
8296     else if (ei->current_change_page >= ei->num_change_pages)
8297       ei->current_change_page = ei->num_change_pages - 1;
8298
8299     DrawPropertiesWindow();
8300   }
8301 }
8302
8303 static void HandleRadiobuttons(struct GadgetInfo *gi)
8304 {
8305   *radiobutton_info[gi->custom_type_id].value =
8306     radiobutton_info[gi->custom_type_id].checked_value;
8307 }
8308
8309 static void HandleCheckbuttons(struct GadgetInfo *gi)
8310 {
8311   int type_id = gi->custom_type_id;
8312
8313   *checkbutton_info[type_id].value ^= TRUE;
8314
8315   if (type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8316       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8317          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8318         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8319          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8320        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8321   {
8322     CopyElementPropertiesToGame(properties_element);
8323   }
8324
8325   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8326   {
8327     UpdateCustomElementGraphicGadgets();
8328   }
8329   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8330   {
8331     char *template_filename = getDefaultLevelFilename(-1);
8332
8333     if (level.use_custom_template && !fileExists(template_filename))
8334     {
8335       Request("No level template found !", REQ_CONFIRM);
8336
8337       level.use_custom_template = FALSE;
8338       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8339
8340       return;
8341     }
8342
8343     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8344
8345     DrawEditModeWindow();
8346   }
8347 }
8348
8349 static void HandleControlButtons(struct GadgetInfo *gi)
8350 {
8351   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8352   static int last_edit_mode = ED_MODE_DRAWING;
8353   static int last_custom_copy_mode = -1;
8354   int id = gi->custom_id;
8355   int button = gi->event.button;
8356   int step = BUTTON_STEPSIZE(button);
8357   int new_element = BUTTON_ELEMENT(button);
8358   int x, y;
8359
8360   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8361     DrawLevelText(0, 0, 0, TEXT_END);
8362
8363   if (id < ED_NUM_CTRL1_BUTTONS &&
8364       id != GADGET_ID_SINGLE_ITEMS &&
8365       id != GADGET_ID_PROPERTIES &&
8366       id != GADGET_ID_PICK_ELEMENT &&
8367       edit_mode != ED_MODE_DRAWING &&
8368       drawing_function != GADGET_ID_PICK_ELEMENT &&
8369       !(GetKeyModState() & KMOD_Control))
8370   {
8371     DrawDrawingWindow();
8372     edit_mode = ED_MODE_DRAWING;
8373   }
8374
8375   /* element copy mode active, but no element button pressed => deactivate */
8376   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8377     last_custom_copy_mode = -1;
8378
8379   switch (id)
8380   {
8381     case GADGET_ID_SCROLL_LEFT:
8382       if (level_xpos >= 0)
8383       {
8384         if (lev_fieldx < ed_fieldx - 2)
8385           break;
8386
8387         level_xpos -= step;
8388         if (level_xpos < -1)
8389           level_xpos = -1;
8390         if (button == 1)
8391           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8392         else
8393           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8394
8395         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8396                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8397       }
8398       break;
8399
8400     case GADGET_ID_SCROLL_RIGHT:
8401       if (level_xpos <= lev_fieldx - ed_fieldx)
8402       {
8403         if (lev_fieldx < ed_fieldx - 2)
8404           break;
8405
8406         level_xpos += step;
8407         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8408           level_xpos = lev_fieldx - ed_fieldx + 1;
8409         if (button == 1)
8410           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8411         else
8412           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8413
8414         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8415                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8416       }
8417       break;
8418
8419     case GADGET_ID_SCROLL_UP:
8420       if (level_ypos >= 0)
8421       {
8422         if (lev_fieldy < ed_fieldy - 2)
8423           break;
8424
8425         level_ypos -= step;
8426         if (level_ypos < -1)
8427           level_ypos = -1;
8428         if (button == 1)
8429           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8430         else
8431           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8432
8433         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8434                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8435       }
8436       break;
8437
8438     case GADGET_ID_SCROLL_DOWN:
8439       if (level_ypos <= lev_fieldy - ed_fieldy)
8440       {
8441         if (lev_fieldy < ed_fieldy - 2)
8442           break;
8443
8444         level_ypos += step;
8445         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8446           level_ypos = lev_fieldy - ed_fieldy + 1;
8447         if (button == 1)
8448           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8449         else
8450           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8451
8452         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8453                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8454       }
8455       break;
8456
8457     case GADGET_ID_SCROLL_HORIZONTAL:
8458       level_xpos = gi->event.item_position - 1;
8459       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8460       break;
8461
8462     case GADGET_ID_SCROLL_VERTICAL:
8463       level_ypos = gi->event.item_position - 1;
8464       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8465       break;
8466
8467     case GADGET_ID_SCROLL_LIST_UP:
8468     case GADGET_ID_SCROLL_LIST_DOWN:
8469     case GADGET_ID_SCROLL_LIST_VERTICAL:
8470       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8471         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8472       else
8473       {
8474         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8475         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8476
8477         if (element_shift < 0)
8478           element_shift = 0;
8479         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8480           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8481
8482         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8483                      GDI_SCROLLBAR_ITEM_POSITION,
8484                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8485       }
8486
8487       ModifyEditorElementList();
8488
8489       break;
8490
8491     case GADGET_ID_WRAP_LEFT:
8492       WrapLevel(-step, 0);
8493       break;
8494
8495     case GADGET_ID_WRAP_RIGHT:
8496       WrapLevel(step, 0);
8497       break;
8498
8499     case GADGET_ID_WRAP_UP:
8500       WrapLevel(0, -step);
8501       break;
8502
8503     case GADGET_ID_WRAP_DOWN:
8504       WrapLevel(0, step);
8505       break;
8506
8507     case GADGET_ID_SINGLE_ITEMS:
8508     case GADGET_ID_CONNECTED_ITEMS:
8509     case GADGET_ID_LINE:
8510     case GADGET_ID_ARC:
8511     case GADGET_ID_TEXT:
8512     case GADGET_ID_RECTANGLE:
8513     case GADGET_ID_FILLED_BOX:
8514     case GADGET_ID_FLOOD_FILL:
8515     case GADGET_ID_GRAB_BRUSH:
8516     case GADGET_ID_PICK_ELEMENT:
8517       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8518         last_drawing_function = drawing_function;
8519       drawing_function = id;
8520       draw_with_brush = FALSE;
8521       break;
8522
8523     case GADGET_ID_RANDOM_PLACEMENT:
8524       RandomPlacement(new_element);
8525       break;
8526
8527     case GADGET_ID_PROPERTIES:
8528       if (edit_mode != ED_MODE_PROPERTIES)
8529       {
8530         properties_element = new_element;
8531         DrawPropertiesWindow();
8532         edit_mode = ED_MODE_PROPERTIES;
8533
8534         last_level_drawing_function = drawing_function;
8535         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8536                       MB_LEFTBUTTON);
8537       }
8538       else
8539       {
8540         DrawDrawingWindow();
8541         edit_mode = ED_MODE_DRAWING;
8542
8543         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8544                       MB_LEFTBUTTON);
8545       }
8546       break;
8547
8548     case GADGET_ID_CUSTOM_COPY_FROM:
8549     case GADGET_ID_CUSTOM_COPY_TO:
8550     case GADGET_ID_CUSTOM_EXCHANGE:
8551       last_custom_copy_mode = id;
8552       last_drawing_function = drawing_function;
8553       break;
8554
8555     case GADGET_ID_UNDO:
8556       if (undo_buffer_steps == 0)
8557       {
8558         Request("Undo buffer empty !", REQ_CONFIRM);
8559         break;
8560       }
8561
8562       if (edit_mode != ED_MODE_DRAWING)
8563       {
8564         DrawDrawingWindow();
8565         edit_mode = ED_MODE_DRAWING;
8566       }
8567
8568       undo_buffer_position =
8569         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8570       undo_buffer_steps--;
8571
8572       for (x = 0; x < lev_fieldx; x++)
8573         for (y = 0; y < lev_fieldy; y++)
8574           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8575       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8576       break;
8577
8578     case GADGET_ID_INFO:
8579       if (edit_mode != ED_MODE_INFO)
8580       {
8581         last_edit_mode = edit_mode;
8582         edit_mode = ED_MODE_INFO;
8583
8584         DrawLevelInfoWindow();
8585       }
8586       else
8587       {
8588         edit_mode = last_edit_mode;
8589
8590         DrawEditModeWindow();
8591       }
8592       break;
8593
8594     case GADGET_ID_CLEAR:
8595       if (edit_mode != ED_MODE_DRAWING)
8596       {
8597         DrawDrawingWindow();
8598         edit_mode = ED_MODE_DRAWING;
8599       }
8600
8601       for (x = 0; x < MAX_LEV_FIELDX; x++)
8602         for (y = 0; y < MAX_LEV_FIELDY; y++)
8603           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8604       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8605
8606       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8607       break;
8608
8609     case GADGET_ID_SAVE:
8610       if (leveldir_current->readonly)
8611       {
8612         Request("This level is read only !", REQ_CONFIRM);
8613         break;
8614       }
8615
8616       if (!LevelContainsPlayer)
8617         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8618       else
8619       {
8620         char *level_filename = getDefaultLevelFilename(level_nr);
8621         boolean new_level = !fileExists(level_filename);
8622
8623         if (new_level ||
8624             Request("Save this level and kill the old ?", REQ_ASK))
8625         {
8626           CopyPlayfield(Feld, level.field);
8627
8628           SaveLevel(level_nr);
8629         }
8630
8631         if (new_level)
8632           Request("Level saved !", REQ_CONFIRM);
8633       }
8634       break;
8635
8636     case GADGET_ID_TEST:
8637       if (!LevelContainsPlayer)
8638         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8639       else
8640       {
8641         if (LevelChanged())
8642           level.game_version = GAME_VERSION_ACTUAL;
8643
8644         CopyPlayfield(level.field, FieldBackup);
8645         CopyPlayfield(Feld, level.field);
8646
8647         UnmapLevelEditorGadgets();
8648         UndrawSpecialEditorDoor();
8649
8650         CloseDoor(DOOR_CLOSE_ALL);
8651
8652         DrawCompleteVideoDisplay();
8653
8654         if (setup.autorecord)
8655           TapeStartRecording();
8656
8657         level_editor_test_game = TRUE;
8658         game_status = GAME_MODE_PLAYING;
8659
8660         InitGame();
8661       }
8662       break;
8663
8664     case GADGET_ID_EXIT:
8665       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8666       break;
8667
8668     default:
8669       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8670           id <= GADGET_ID_ELEMENTLIST_LAST)
8671       {
8672         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8673         int new_element = editor_elements[element_position + element_shift];
8674
8675         if (last_custom_copy_mode != -1)
8676         {
8677           if (CopyCustomElement(properties_element, new_element,
8678                                 last_custom_copy_mode))
8679           {
8680             ClickOnGadget(level_editor_gadget[last_drawing_function],
8681                           MB_LEFTBUTTON);
8682
8683             last_custom_copy_mode = -1;
8684           }
8685
8686           break;
8687         }
8688
8689         PickDrawingElement(button, new_element);
8690
8691         if (!stick_element_properties_window &&
8692             drawing_function != GADGET_ID_PICK_ELEMENT &&
8693             !(GetKeyModState() & KMOD_Control))
8694         {
8695           properties_element = new_element;
8696           if (edit_mode == ED_MODE_PROPERTIES)
8697             DrawPropertiesWindow();
8698         }
8699
8700         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8701           ClickOnGadget(level_editor_gadget[last_drawing_function],
8702                         MB_LEFTBUTTON);
8703       }
8704 #ifdef DEBUG
8705       else if (gi->event.type == GD_EVENT_PRESSED)
8706         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8707       else if (gi->event.type == GD_EVENT_RELEASED)
8708         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8709       else if (gi->event.type == GD_EVENT_MOVING)
8710         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8711       else
8712         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8713 #endif
8714       break;
8715   }
8716 }
8717
8718 void HandleLevelEditorKeyInput(Key key)
8719 {
8720   char letter = getCharFromKey(key);
8721   int button = MB_LEFTBUTTON;
8722
8723   if (drawing_function == GADGET_ID_TEXT &&
8724       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8725   {
8726     if (letter)
8727       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8728     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8729       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8730     else if (key == KSYM_Return)
8731       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8732     else if (key == KSYM_Escape)
8733       DrawLevelText(0, 0, 0, TEXT_END);
8734   }
8735   else if (button_status == MB_RELEASED)
8736   {
8737     int i, id = GADGET_ID_NONE;
8738
8739     switch (key)
8740     {
8741       case KSYM_Left:
8742         id = GADGET_ID_SCROLL_LEFT;
8743         break;
8744       case KSYM_Right:
8745         id = GADGET_ID_SCROLL_RIGHT;
8746         break;
8747       case KSYM_Up:
8748         id = GADGET_ID_SCROLL_UP;
8749         break;
8750       case KSYM_Down:
8751         id = GADGET_ID_SCROLL_DOWN;
8752         break;
8753       case KSYM_Page_Up:
8754         id = GADGET_ID_SCROLL_LIST_UP;
8755         button = MB_RIGHTBUTTON;
8756         break;
8757       case KSYM_Page_Down:
8758         id = GADGET_ID_SCROLL_LIST_DOWN;
8759         button = MB_RIGHTBUTTON;
8760         break;
8761
8762       case KSYM_Escape:
8763         if (edit_mode == ED_MODE_DRAWING)
8764         {
8765           RequestExitLevelEditor(setup.ask_on_escape);
8766         }
8767         else
8768         {
8769           DrawDrawingWindow();
8770           edit_mode = ED_MODE_DRAWING;
8771         }
8772         break;
8773
8774       default:
8775         break;
8776     }
8777
8778     if (id != GADGET_ID_NONE)
8779       ClickOnGadget(level_editor_gadget[id], button);
8780     else if (letter == '.')
8781       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
8782     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
8783       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
8784     else
8785       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8786         if (letter && letter == control_info[i].shortcut)
8787           if (!anyTextGadgetActive())
8788             ClickOnGadget(level_editor_gadget[i], button);
8789   }
8790 }
8791
8792 void HandleLevelEditorIdle()
8793 {
8794   static unsigned long action_delay = 0;
8795   unsigned long action_delay_value = GameFrameDelay;
8796   int xpos = 1, ypos = 2;
8797
8798   if (edit_mode != ED_MODE_PROPERTIES)
8799     return;
8800
8801   if (!DelayReached(&action_delay, action_delay_value))
8802     return;
8803
8804   DrawGraphicAnimationExt(drawto,
8805                           SX + xpos * TILEX,
8806                           SY + ypos * TILEY + MINI_TILEY / 2,
8807                           el2img(properties_element), -1, NO_MASKING);
8808
8809   MarkTileDirty(xpos, ypos);
8810   MarkTileDirty(xpos, ypos + 1);
8811
8812   FrameCounter++;       /* increase animation frame counter */
8813 }
8814
8815 void ClearEditorGadgetInfoText()
8816 {
8817   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
8818 }
8819
8820 void HandleEditorGadgetInfoText(void *ptr)
8821 {
8822   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
8823   char infotext[MAX_OUTPUT_LINESIZE + 1];
8824   char shortcut[MAX_OUTPUT_LINESIZE + 1];
8825   int max_infotext_len = getMaxInfoTextLength();
8826
8827   if (game_status != GAME_MODE_EDITOR)
8828     return;
8829
8830   ClearEditorGadgetInfoText();
8831
8832   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8833     return;
8834
8835   /* misuse this function to delete brush cursor, if needed */
8836   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
8837     DeleteBrushFromCursor();
8838
8839   if (gi == NULL || gi->info_text == NULL)
8840     return;
8841
8842   strncpy(infotext, gi->info_text, max_infotext_len);
8843   infotext[max_infotext_len] = '\0';
8844
8845   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
8846   {
8847     int key = control_info[gi->custom_id].shortcut;
8848
8849     if (key)
8850     {
8851       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
8852         sprintf(shortcut, " ('.' or '%c')", key);
8853       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
8854         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
8855       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
8856         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
8857       else                                              /* normal case */
8858         sprintf(shortcut, " ('%s%c')",
8859                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
8860
8861       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
8862         strcat(infotext, shortcut);
8863     }
8864   }
8865
8866   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
8867 }
8868
8869 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
8870 {
8871   static int start_lx, start_ly;
8872   int id = gi->custom_id;
8873   int sx = gi->event.x;
8874   int sy = gi->event.y;
8875   int lx = sx + level_xpos;
8876   int ly = sy + level_ypos;
8877   int min_sx = 0, min_sy = 0;
8878   int max_sx = gi->drawing.area_xsize - 1;
8879   int max_sy = gi->drawing.area_ysize - 1;
8880   int actual_drawing_function = drawing_function;
8881   int max_infotext_len = getMaxInfoTextLength();
8882   char infotext[MAX_OUTPUT_LINESIZE + 1];
8883   char *text;
8884
8885   infotext[0] = '\0';           /* start with empty info text */
8886
8887   /* pressed Control key: simulate picking element */
8888   if (GetKeyModState() & KMOD_Control)
8889     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8890
8891   ClearEditorGadgetInfoText();
8892
8893   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8894     return;
8895
8896   /* make sure to stay inside drawing area boundaries */
8897   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8898   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8899
8900   if (id == GADGET_ID_DRAWING_LEVEL)
8901   {
8902     if (button_status)
8903     {
8904       int min_lx = 0, min_ly = 0;
8905       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8906
8907       /* get positions inside level field */
8908       lx = sx + level_xpos;
8909       ly = sy + level_ypos;
8910
8911       /* make sure to stay inside level field boundaries */
8912       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8913       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8914
8915       /* correct drawing area positions accordingly */
8916       sx = lx - level_xpos;
8917       sy = ly - level_ypos;
8918     }
8919
8920     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
8921     {
8922       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
8923       {
8924         if (gi->event.type == GD_EVENT_PRESSED)
8925         {
8926           start_lx = lx;
8927           start_ly = ly;
8928         }
8929
8930         switch (actual_drawing_function)
8931         {
8932           case GADGET_ID_SINGLE_ITEMS:
8933             text = "Drawing single items";
8934             break;
8935           case GADGET_ID_CONNECTED_ITEMS:
8936             text = "Drawing connected items";
8937             break;
8938           case GADGET_ID_LINE:
8939             text = "Drawing line";
8940             break;
8941           case GADGET_ID_ARC:
8942             text = "Drawing arc";
8943             break;
8944           case GADGET_ID_TEXT:
8945             text = "Setting text cursor";
8946             break;
8947           case GADGET_ID_RECTANGLE:
8948             text = "Drawing rectangle";
8949             break;
8950           case GADGET_ID_FILLED_BOX:
8951             text = "Drawing filled box";
8952             break;
8953           case GADGET_ID_FLOOD_FILL:
8954             text = "Flood fill";
8955             break;
8956           case GADGET_ID_GRAB_BRUSH:
8957             text = "Grabbing brush";
8958             break;
8959           case GADGET_ID_PICK_ELEMENT:
8960             text = "Picking element";
8961             break;
8962
8963           default:
8964             text = "Drawing position";
8965             break;
8966         }
8967
8968 #if 1
8969         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8970           sprintf(infotext, "%s: %d, %d", text, lx, ly);
8971         else
8972           sprintf(infotext, "%s: %d, %d", text,
8973                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
8974 #else
8975         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8976           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8977                     "%s: %d, %d", infotext, lx, ly);
8978         else
8979           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8980                     "%s: %d, %d", infotext,
8981                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
8982 #endif
8983       }
8984 #if 1
8985       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8986         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
8987       else
8988         sprintf(infotext, "Level position: %d, %d", lx, ly);
8989 #else
8990       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
8991         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8992                   "%s", getElementInfoText(Feld[lx][ly]));
8993       else
8994         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
8995                   "Level position: %d, %d", lx, ly);
8996 #endif
8997     }
8998
8999     /* misuse this function to draw brush cursor, if needed */
9000     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9001     {
9002       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9003         CopyBrushToCursor(sx, sy);
9004       else
9005         DeleteBrushFromCursor();
9006     }
9007   }
9008   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9009   {
9010     int element = EL_EMPTY;
9011
9012     if (id == GADGET_ID_AMOEBA_CONTENT)
9013       element = level.amoeba_content;
9014     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9015       element = custom_element.gfx_element;
9016     else if (id == GADGET_ID_CUSTOM_CONTENT)
9017       element = custom_element.content[sx][sy];
9018     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9019       element = custom_element.move_enter_element;
9020     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9021       element = custom_element.move_leave_element;
9022     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9023       element = custom_element_change.target_element;
9024     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9025       element = custom_element_change.content[sx][sy];
9026     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9027       element = custom_element_change.trigger_element;
9028     else if (id == GADGET_ID_GROUP_CONTENT)
9029       element = group_element_info.element[sx];
9030     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9031       element = random_placement_background_element;
9032     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9033              id <= GADGET_ID_ELEMENT_CONTENT_7)
9034       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9035
9036     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9037   }
9038   else
9039   {
9040     if (id == GADGET_ID_AMOEBA_CONTENT)
9041       strcpy(infotext, "Amoeba content");
9042     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9043       strcpy(infotext, "Custom graphic element");
9044     else if (id == GADGET_ID_CUSTOM_CONTENT)
9045       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9046     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9047       strcpy(infotext, "Element that can be digged/collected");
9048     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9049       strcpy(infotext, "Element that will be left behind");
9050     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9051       strcpy(infotext, "New element after change");
9052     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9053       strcpy(infotext, "New extended elements after change");
9054     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9055       strcpy(infotext, "Other element triggering change");
9056     else if (id == GADGET_ID_GROUP_CONTENT)
9057       sprintf(infotext, "Group element position: %d", sx + 1);
9058     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9059       strcpy(infotext, "Random placement background");
9060     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9061              id <= GADGET_ID_ELEMENT_CONTENT_7)
9062       sprintf(infotext, "Content area %d position: %d, %d",
9063               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9064   }
9065
9066   infotext[max_infotext_len] = '\0';
9067
9068   if (strlen(infotext) > 0)
9069     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9070 }
9071
9072 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9073 {
9074   if (!ask_if_level_has_changed ||
9075       !LevelChanged() ||
9076       Request("Level has changed! Exit without saving ?",
9077               REQ_ASK | REQ_STAY_OPEN))
9078   {
9079 #if 1
9080     CloseDoor(DOOR_CLOSE_1);
9081     SetDoorState(DOOR_CLOSE_2);
9082 #else
9083     CloseDoor(DOOR_CLOSE_ALL);
9084 #endif
9085     game_status = GAME_MODE_MAIN;
9086     DrawMainMenu();
9087   }
9088   else
9089   {
9090     CloseDoor(DOOR_CLOSE_1);
9091     BlitBitmap(bitmap_db_door, bitmap_db_door,
9092                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
9093                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
9094     OpenDoor(DOOR_OPEN_1);
9095   }
9096 }