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_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 443 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 1)
 444 #define GADGET_ID_CUSTOM_CONSISTENCY    (GADGET_ID_SELECTBOX_FIRST + 2)
 445 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 3)
 446 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 4)
 447 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 5)
 448 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 6)
 449 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 7)
 450 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 8)
 451 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 9)
 452 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 10)
 453 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 11)
 454 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 12)
 455 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 13)
 456 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 14)
 457 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 15)
 458 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 16)
 459 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 17)
 460 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 18)
 461 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 19)
 462 #define GADGET_ID_CHANGE_POWER          (GADGET_ID_SELECTBOX_FIRST + 20)
 463 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 21)
 464 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 22)
 465
 466 /* textbutton identifiers */
 467 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 23)
 468
 469 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 470 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 471 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 472 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 473 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 474 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 475 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 476 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 477
 478 /* graphicbutton identifiers */
 479 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 480
 481 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 482 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 483
 484 /* gadgets for scrolling of drawing area */
 485 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 486
 487 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 488 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 489 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 490 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 491 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 492 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 493
 494 /* gadgets for scrolling element list */
 495 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 496
 497 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 498 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 499 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 500
 501 /* checkbuttons/radiobuttons for level/element properties */
 502 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 503
 504 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 505 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 506 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 507 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 508 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 509 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 510 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 511 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 512 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 8)
 513 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 9)
 514 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 515 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 516 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 12)
 517 #define GADGET_ID_CUSTOM_EXPLODE_RESULT (GADGET_ID_CHECKBUTTON_FIRST + 13)
 518 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 14)
 519 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 15)
 520 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 16)
 521 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 17)
 522 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 18)
 523 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 19)
 524 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 525 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 21)
 526 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 22)
 527 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 23)
 528 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 529 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 25)
 530 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 531 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 27)
 532 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 28)
 533 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 29)
 534 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 30)
 535 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 31)
 536 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 32)
 537 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 33)
 538
 539 /* gadgets for buttons in element list */
 540 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 34)
 541 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 542                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 543
 544 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 545
 546 /* radio button numbers */
 547 #define RADIO_NR_NONE                   0
 548 #define RADIO_NR_DRAWING_TOOLBOX        1
 549 #define RADIO_NR_RANDOM_ELEMENTS        2
 550
 551 /* values for counter gadgets */
 552 #define ED_COUNTER_ID_SELECT_LEVEL      0
 553 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 554 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 555 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 556 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 557 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 558 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 559 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 560 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 561 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 562 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 563 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 564 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 565 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 566 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 567 #define ED_COUNTER_ID_MOVE_DELAY_FIX    15
 568 #define ED_COUNTER_ID_MOVE_DELAY_RND    16
 569 #define ED_COUNTER_ID_EXPLOSION_DELAY   17
 570 #define ED_COUNTER_ID_IGNITION_DELAY    18
 571 #define ED_COUNTER_ID_GROUP_CONTENT     19
 572 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  20
 573 #define ED_COUNTER_ID_CHANGE_DELAY_RND  21
 574 #define ED_COUNTER_ID_CHANGE_CONT_RND   22
 575
 576 #define ED_NUM_COUNTERBUTTONS           23
 577
 578 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 579 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 580
 581 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 582 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
 583 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_EXPLOSION_DELAY
 584 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 585 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 586 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 587
 588 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 589 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 590
 591 /* values for scrollbutton gadgets */
 592 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 593 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 594 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 595 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 596 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 597 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 598
 599 #define ED_NUM_SCROLLBUTTONS            6
 600
 601 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 602 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 603
 604 /* values for scrollbar gadgets */
 605 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 606 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 607 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 608
 609 #define ED_NUM_SCROLLBARS               3
 610
 611 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 612 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 613
 614 /* values for text input gadgets */
 615 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 616 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 617 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 618
 619 #define ED_NUM_TEXTINPUT                3
 620
 621 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 622 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 623
 624 /* values for text area gadgets */
 625 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 626
 627 #define ED_NUM_TEXTAREAS                        1
 628
 629 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 630 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 631
 632 /* values for selectbox gadgets */
 633 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 634 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      1
 635 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     2
 636 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 3
 637 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 4
 638 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   5
 639 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     6
 640 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   7
 641 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    8
 642 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  9
 643 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    10
 644 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    11
 645 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       12
 646 #define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY      13
 647 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       14
 648 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    15
 649 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     16
 650 #define ED_SELECTBOX_ID_CHANGE_SIDE             17
 651 #define ED_SELECTBOX_ID_CHANGE_PLAYER           18
 652 #define ED_SELECTBOX_ID_CHANGE_PAGE             19
 653 #define ED_SELECTBOX_ID_CHANGE_POWER            20
 654 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      21
 655 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       22
 656
 657 #define ED_NUM_SELECTBOX                        23
 658
 659 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 660 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_TIME_OR_STEPS
 661
 662 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 663 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE
 664 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_DEADLINESS
 665 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
 666 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 667 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 668
 669 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 670 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 671
 672 /* values for textbutton gadgets */
 673 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 674 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 675 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 676 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 677 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 678 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 679 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 680 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 681
 682 #define ED_NUM_TEXTBUTTONS                      8
 683
 684 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 685 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 686
 687 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 688 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 689
 690 /* values for graphicbutton gadgets */
 691 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 692 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 693
 694 #define ED_NUM_GRAPHICBUTTONS                   2
 695
 696 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 697 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
 698
 699 /* values for checkbutton gadgets */
 700 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 701 #define ED_CHECKBUTTON_ID_GRAVITY               1
 702 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 703 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 704 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 705 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 706 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      6
 707 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   7
 708 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    8
 709 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    9
 710 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     10
 711 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    11
 712 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   12
 713 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     13
 714 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 14
 715 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       15
 716 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       16
 717 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      17
 718 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       18
 719 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         19
 720 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT 20
 721 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   21
 722 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  22
 723 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 23
 724 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     24
 725 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          25
 726 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  26
 727 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   27
 728 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  28
 729 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    29
 730 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  30
 731 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     31
 732
 733 #define ED_NUM_CHECKBUTTONS                     32
 734
 735 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 736 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 737
 738 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 739 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
 740 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_DEADLY
 741 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 742 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 743 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 744
 745 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 746 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 747
 748 /* values for radiobutton gadgets */
 749 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 750 #define ED_RADIOBUTTON_ID_QUANTITY      1
 751
 752 #define ED_NUM_RADIOBUTTONS             2
 753
 754 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 755 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 756
 757 /* values for drawing area gadgets */
 758 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 759 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 760 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 761 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 762 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 763 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 764 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 765 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 766 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 767 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 768 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 769 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 770 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 771 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 772 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 773 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 774 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 775 #define ED_DRAWING_ID_GROUP_CONTENT             17
 776 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 777
 778 #define ED_NUM_DRAWING_AREAS                    19
 779
 780
 781 /*
 782   -----------------------------------------------------------------------------
 783   some internally used definitions
 784   -----------------------------------------------------------------------------
 785 */
 786
 787 /* values for CopyLevelToUndoBuffer() */
 788 #define UNDO_IMMEDIATE                  0
 789 #define UNDO_ACCUMULATE                 1
 790
 791 /* values for scrollbars */
 792 #define ED_SCROLL_NO                    0
 793 #define ED_SCROLL_LEFT                  1
 794 #define ED_SCROLL_RIGHT                 2
 795 #define ED_SCROLL_UP                    4
 796 #define ED_SCROLL_DOWN                  8
 797
 798 /* screens in the level editor */
 799 #define ED_MODE_DRAWING                 0
 800 #define ED_MODE_INFO                    1
 801 #define ED_MODE_PROPERTIES              2
 802
 803 /* sub-screens in the element properties section */
 804 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 805 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 806 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 807 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 808 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 809
 810 /* how many steps can be cancelled */
 811 #define NUM_UNDO_STEPS                  (10 + 1)
 812
 813 /* values for elements with score for certain actions */
 814 #define MIN_SCORE                       0
 815 #define MAX_SCORE                       255
 816
 817 /* values for elements with count for collecting */
 818 #define MIN_COLLECT_COUNT               0
 819 #define MAX_COLLECT_COUNT               100
 820
 821 /* values for random placement */
 822 #define RANDOM_USE_PERCENTAGE           0
 823 #define RANDOM_USE_QUANTITY             1
 824
 825 /* maximal size of level editor drawing area */
 826 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 827 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 828
 829
 830 /*
 831   -----------------------------------------------------------------------------
 832   some internally used data structure definitions
 833   -----------------------------------------------------------------------------
 834 */
 835
 836 static struct
 837 {
 838   char shortcut;
 839   char *text;
 840 } control_info[ED_NUM_CTRL_BUTTONS] =
 841 {
 842   { 's',        "draw single items"                     },
 843   { 'd',        "draw connected items"                  },
 844   { 'l',        "draw lines"                            },
 845   { 'a',        "draw arcs"                             },
 846   { 'r',        "draw outline rectangles"               },
 847   { 'R',        "draw filled rectangles"                },
 848   { '\0',       "wrap (rotate) level up"                },
 849   { 't',        "enter text elements"                   },
 850   { 'f',        "flood fill"                            },
 851   { '\0',       "wrap (rotate) level left"              },
 852   { '?',        "properties of drawing element"         },
 853   { '\0',       "wrap (rotate) level right"             },
 854   { '\0',       "random element placement"              },
 855   { 'b',        "grab brush"                            },
 856   { '\0',       "wrap (rotate) level down"              },
 857   { ',',        "pick drawing element"                  },
 858
 859   { 'U',        "undo last operation"                   },
 860   { 'I',        "level properties"                      },
 861   { 'S',        "save level"                            },
 862   { 'C',        "clear level"                           },
 863   { 'T',        "test level"                            },
 864   { 'E',        "exit level editor"                     },
 865
 866   { '\0',       "copy settings from other element"      },
 867   { '\0',       "copy settings to other element"        },
 868   { '\0',       "exchange settings with other element"  },
 869 };
 870
 871 static int random_placement_value = 10;
 872 static int random_placement_method = RANDOM_USE_QUANTITY;
 873 static int random_placement_background_element = EL_SAND;
 874 static boolean random_placement_background_restricted = FALSE;
 875 static boolean stick_element_properties_window = FALSE;
 876 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 877 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 878 static struct ElementChangeInfo custom_element_change;
 879 static struct ElementGroupInfo group_element_info;
 880 static struct ElementInfo custom_element;
 881
 882 static struct
 883 {
 884   int x, y;
 885   int min_value, max_value;
 886   int gadget_id_down, gadget_id_up;
 887   int gadget_id_text;
 888   int gadget_id_align;
 889   int *value;
 890   char *text_above, *text_left, *text_right;
 891 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 892 {
 893   /* ---------- level and editor settings ---------------------------------- */
 894
 895   {
 896     DX + 5 - SX,                        DY + 3 - SY,
 897     1,                                  100,
 898     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 899     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 900     &level_nr,
 901     NULL,                               NULL, NULL
 902   },
 903   {
 904     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 905     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 906     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 907     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 908     &level.fieldx,
 909     "playfield size:",                  NULL, "width",
 910   },
 911   {
 912     -1,                                 ED_COUNTER_YPOS(2),
 913     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 914     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 915     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 916     &level.fieldy,
 917     NULL,                               " ", "height",
 918   },
 919   {
 920     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 921     0,                                  999,
 922     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 923     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 924     &level.gems_needed,
 925     "number of gems to collect:",       NULL, NULL
 926   },
 927   {
 928     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 929     0,                                  9999,
 930     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 931     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 932     &level.time,
 933     "time or step limit to solve level:", NULL, NULL
 934   },
 935   {
 936     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 937     0,                                  255,
 938     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 939     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 940     &level.score[SC_TIME_BONUS],
 941     "score for each 10 sec/steps left:", NULL, NULL
 942   },
 943   {
 944     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 945     1,                                  100,
 946     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 947     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 948     &random_placement_value,
 949     "random element placement:",        NULL, "in"
 950   },
 951
 952   /* ---------- element settings: configure (various elements) ------------- */
 953
 954   {
 955     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 956     MIN_SCORE,                          MAX_SCORE,
 957     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 958     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 959     NULL,                               /* will be set when used */
 960     NULL,                               NULL, NULL
 961   },
 962   {
 963     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 964     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 965     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 966     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 967     &level.num_yamyam_contents,
 968     NULL,                               NULL, "number of content areas"
 969   },
 970   {
 971     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 972     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 973     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 974     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 975     NULL,
 976     NULL,                               NULL, "width",
 977   },
 978   {
 979     -1,                                 ED_SETTINGS_YPOS(0),
 980     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 981     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
 982     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
 983     NULL,
 984     NULL,                               " ", "height",
 985   },
 986
 987   /* ---------- element settings: configure 1 (custom elements) ------------ */
 988
 989   {
 990     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
 991     MIN_SCORE,                          MAX_SCORE,
 992     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
 993     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
 994     &custom_element.collect_score,
 995     NULL,                               "score", " "
 996   },
 997   {
 998     -1,                                 ED_SETTINGS_YPOS(6),
 999     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1000     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1001     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1002     &custom_element.collect_count,
1003     NULL,                               "count", NULL
1004   },
1005   {
1006     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
1007     0,                                  999,
1008     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1009     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1010     &custom_element.push_delay_fixed,
1011     NULL,                               "push delay", NULL
1012   },
1013   {
1014     -1,                                 ED_SETTINGS_YPOS(7),
1015     0,                                  999,
1016     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1017     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1018     &custom_element.push_delay_random,
1019     NULL,                               "+random", NULL
1020   },
1021   {
1022     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1023     0,                                  999,
1024     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1025     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1026     &custom_element.move_delay_fixed,
1027     NULL,                               "move delay", NULL
1028   },
1029   {
1030     -1,                                 ED_SETTINGS_YPOS(12),
1031     0,                                  999,
1032     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1033     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1034     &custom_element.move_delay_random,
1035     NULL,                               "+random", NULL
1036   },
1037
1038   /* ---------- element settings: configure 2 (custom elements) ------------ */
1039
1040   {
1041     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1042     0,                                  255,
1043     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1044     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1045     &custom_element.explosion_delay,
1046     NULL,                               "explosion delay", NULL
1047   },
1048   {
1049     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1050     0,                                  255,
1051     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1052     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1053     &custom_element.ignition_delay,
1054     NULL,                               "ignition delay", "(by fire)"
1055   },
1056
1057   /* ---------- element settings: configure (group elements) --------------- */
1058
1059   {
1060     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1061     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1062     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1063     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1064     &group_element_info.num_elements,
1065     NULL,                               NULL, "number of elements in group"
1066   },
1067
1068   /* ---------- element settings: advanced (custom elements) --------------- */
1069
1070   {
1071     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1072     0,                                  999,
1073     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1074     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1075     &custom_element_change.delay_fixed,
1076     NULL,                               "delay", NULL,
1077   },
1078   {
1079     -1,                                 ED_SETTINGS_YPOS(2),
1080     0,                                  999,
1081     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1082     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1083     &custom_element_change.delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(12),
1088     0,                                  100,
1089     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1090     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1091     &custom_element_change.random,
1092     NULL,                               "use random replace:", "%"
1093   },
1094 };
1095
1096 static struct
1097 {
1098   int x, y;
1099   int gadget_id;
1100   int size;
1101   char *value;
1102   char *text_above, *infotext;
1103 } textinput_info[ED_NUM_TEXTINPUT] =
1104 {
1105   {
1106     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1107     GADGET_ID_LEVEL_NAME,
1108     MAX_LEVEL_NAME_LEN,
1109     level.name,
1110     "Title:", "Title"
1111   },
1112   {
1113     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1114     GADGET_ID_LEVEL_AUTHOR,
1115     MAX_LEVEL_AUTHOR_LEN,
1116     level.author,
1117     "Author:", "Author"
1118   },
1119   {
1120     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1121     GADGET_ID_ELEMENT_NAME,
1122     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1123     custom_element.description,
1124     NULL, "Element name"
1125   }
1126 };
1127
1128 static struct
1129 {
1130   int x, y;
1131   int gadget_id;
1132   int xsize, ysize;
1133   char *value;
1134   char *text_above, *infotext;
1135 } textarea_info[ED_NUM_TEXTAREAS] =
1136 {
1137   {
1138     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1139     GADGET_ID_ENVELOPE_INFO,
1140     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1141     NULL,
1142     "Envelope Info:", "Envelope Info"
1143   }
1144 };
1145
1146 static struct ValueTextInfo options_time_or_steps[] =
1147 {
1148   { 0,                          "seconds"                       },
1149   { 1,                          "steps"                         },
1150
1151   { -1,                         NULL                            }
1152 };
1153
1154 static struct ValueTextInfo options_access_type[] =
1155 {
1156   { EP_WALKABLE,                "walkable"                      },
1157   { EP_PASSABLE,                "passable"                      },
1158
1159   { -1,                         NULL                            }
1160 };
1161
1162 static struct ValueTextInfo options_access_layer[] =
1163 {
1164   { EP_ACCESSIBLE_OVER,         "over"                          },
1165   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1166   { EP_ACCESSIBLE_UNDER,        "under"                         },
1167
1168   { -1,                         NULL                            }
1169 };
1170
1171 static struct ValueTextInfo options_access_protected[] =
1172 {
1173   { 0,                          "unprotected"                   },
1174   { 1,                          "protected"                     },
1175
1176   { -1,                         NULL                            }
1177 };
1178
1179 static struct ValueTextInfo options_access_direction[] =
1180 {
1181   { MV_LEFT,                    "left"                          },
1182   { MV_RIGHT,                   "right"                         },
1183   { MV_UP,                      "up"                            },
1184   { MV_DOWN,                    "down"                          },
1185   { MV_LEFT  | MV_UP,           "left + up"                     },
1186   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1187   { MV_RIGHT | MV_UP,           "right + up"                    },
1188   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1189   { MV_HORIZONTAL,              "horizontal"                    },
1190   { MV_VERTICAL,                "vertical"                      },
1191   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1192   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1193   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1194   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1195   { MV_ALL_DIRECTIONS,          "all directions"                },
1196
1197   { -1,                         NULL                            }
1198 };
1199
1200 static struct ValueTextInfo options_walk_to_action[] =
1201 {
1202   { EP_DIGGABLE,                "diggable"                      },
1203   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1204   { EP_DROPPABLE,               "collectible & droppable"       },
1205   { EP_PUSHABLE,                "pushable"                      },
1206
1207   { -1,                         NULL                            }
1208 };
1209
1210 static struct ValueTextInfo options_move_pattern[] =
1211 {
1212   { MV_LEFT,                    "left"                          },
1213   { MV_RIGHT,                   "right"                         },
1214   { MV_UP,                      "up"                            },
1215   { MV_DOWN,                    "down"                          },
1216   { MV_HORIZONTAL,              "horizontal"                    },
1217   { MV_VERTICAL,                "vertical"                      },
1218   { MV_ALL_DIRECTIONS,          "all directions"                },
1219   { MV_TOWARDS_PLAYER,          "towards player"                },
1220   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1221   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1222   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1223   { MV_TURNING_LEFT,            "turning left"                  },
1224   { MV_TURNING_RIGHT,           "turning right"                 },
1225   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1226   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1227   { MV_TURNING_RANDOM,          "turning random"                },
1228   { MV_WHEN_PUSHED,             "when pushed"                   },
1229   { MV_WHEN_DROPPED,            "when dropped"                  },
1230   { MV_MAZE_RUNNER,             "maze runner style"             },
1231   { MV_MAZE_HUNTER,             "maze hunter style"             },
1232
1233   { -1,                         NULL                            }
1234 };
1235
1236 static struct ValueTextInfo options_move_direction[] =
1237 {
1238   { MV_START_AUTOMATIC,         "automatic"                     },
1239   { MV_START_LEFT,              "left"                          },
1240   { MV_START_RIGHT,             "right"                         },
1241   { MV_START_UP,                "up"                            },
1242   { MV_START_DOWN,              "down"                          },
1243   { MV_START_RANDOM,            "random"                        },
1244   { MV_START_PREVIOUS,          "previous"                      },
1245
1246   { -1,                         NULL                            }
1247 };
1248
1249 static struct ValueTextInfo options_move_stepsize[] =
1250 {
1251   { 1,                          "very slow"                     },
1252   { 2,                          "slow"                          },
1253   { 4,                          "normal"                        },
1254   { 8,                          "fast"                          },
1255   { 16,                         "very fast"                     },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_move_leave_type[] =
1261 {
1262   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1263   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_smash_targets[] =
1269 {
1270   { EP_CAN_SMASH_PLAYER,        "player"                        },
1271 #if 0
1272   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1273 #endif
1274   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1275
1276   { -1,                         NULL                            }
1277 };
1278
1279 static struct ValueTextInfo options_slippery_type[] =
1280 {
1281   { SLIPPERY_ANY_RANDOM,        "random"                        },
1282   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1283   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1284   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1285   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_deadliness[] =
1291 {
1292   { EP_DONT_RUN_INTO,           "running into"                  },
1293   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1294   { EP_DONT_TOUCH,              "touching"                      },
1295
1296   { -1,                         NULL                            }
1297 };
1298
1299 static struct ValueTextInfo options_consistency[] =
1300 {
1301   { EP_CAN_EXPLODE_3X3,         "can explode 3x3"               },
1302   { EP_CAN_EXPLODE_DYNA,        "can explode 3+3"               },
1303   { EP_CAN_EXPLODE_1X1,         "can explode 1x1"               },
1304   { EP_INDESTRUCTIBLE,          "indestructible"                },
1305
1306   { -1,                         NULL                            }
1307 };
1308
1309 static struct ValueTextInfo options_time_units[] =
1310 {
1311   { 1,                          "frames"                        },
1312   { FRAMES_PER_SECOND,          "seconds"                       },
1313
1314   { -1,                         NULL                            }
1315 };
1316
1317 static struct ValueTextInfo options_change_direct_action[] =
1318 {
1319   { CE_TOUCHED_BY_PLAYER,       "touched by player ..."         },
1320   { CE_PRESSED_BY_PLAYER,       "pressed by player ..."         },
1321   { CE_PUSHED_BY_PLAYER,        "pushed by player ..."          },
1322   { CE_ENTERED_BY_PLAYER,       "entered by player ..."         },
1323   { CE_LEFT_BY_PLAYER,          "left by player ..."            },
1324   { CE_DROPPED_BY_PLAYER,       "dropped by player"             },
1325   { CE_SWITCHED,                "switched ..."                  },
1326 #if 1
1327   { CE_HITTING_SOMETHING,       "hitting something ..."         },
1328   { CE_HIT_BY_SOMETHING,        "hit by something ..."          },
1329 #else
1330   { CE_HITTING_SOMETHING,       "collision ..."                 },
1331 #endif
1332   { CE_IMPACT,                  "impact (on something)"         },
1333   { CE_SMASHED,                 "smashed (from above)"          },
1334
1335   { -1,                         NULL                            }
1336 };
1337
1338 static struct ValueTextInfo options_change_other_action[] =
1339 {
1340   { CE_OTHER_GETS_TOUCHED,      "player touches ..."            },
1341   { CE_OTHER_GETS_PRESSED,      "player presses ..."            },
1342   { CE_OTHER_GETS_PUSHED,       "player pushes ..."             },
1343   { CE_OTHER_GETS_ENTERED,      "player enters ..."             },
1344   { CE_OTHER_GETS_LEFT,         "player leaves ..."             },
1345   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1346   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1347   { CE_OTHER_GETS_DROPPED,      "player drops"                  },
1348   { CE_OTHER_IS_TOUCHING,       "touching ..."                  },
1349 #if 1
1350   { CE_OTHER_IS_HITTING,        "hitting ..."                   },
1351   { CE_OTHER_GETS_HIT,          "hit by ..."                    },
1352 #endif
1353   { CE_OTHER_IS_SWITCHING,      "switch of ..."                 },
1354   { CE_OTHER_IS_CHANGING,       "change by page of"             },
1355   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1356
1357   { -1,                         NULL                            }
1358 };
1359
1360 static struct ValueTextInfo options_change_trigger_side[] =
1361 {
1362   { CH_SIDE_LEFT,               "left"                          },
1363   { CH_SIDE_RIGHT,              "right"                         },
1364   { CH_SIDE_TOP,                "top"                           },
1365   { CH_SIDE_BOTTOM,             "bottom"                        },
1366   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1367   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1368   { CH_SIDE_ANY,                "any"                           },
1369
1370   { -1,                         NULL                            }
1371 };
1372
1373 static struct ValueTextInfo options_change_trigger_player[] =
1374 {
1375   { CH_PLAYER_1,                "1"                             },
1376   { CH_PLAYER_2,                "2"                             },
1377   { CH_PLAYER_3,                "3"                             },
1378   { CH_PLAYER_4,                "4"                             },
1379   { CH_PLAYER_ANY,              "any"                           },
1380
1381   { -1,                         NULL                            }
1382 };
1383
1384 static struct ValueTextInfo options_change_trigger_page[] =
1385 {
1386   { (1 << 0),                   "1"                             },
1387   { (1 << 1),                   "2"                             },
1388   { (1 << 2),                   "3"                             },
1389   { (1 << 3),                   "4"                             },
1390   { (1 << 4),                   "5"                             },
1391   { (1 << 5),                   "6"                             },
1392   { (1 << 6),                   "7"                             },
1393   { (1 << 7),                   "8"                             },
1394   { (1 << 8),                   "9"                             },
1395   { (1 << 9),                   "10"                            },
1396   { (1 << 10),                  "11"                            },
1397   { (1 << 11),                  "12"                            },
1398   { (1 << 12),                  "13"                            },
1399   { (1 << 13),                  "14"                            },
1400   { (1 << 14),                  "15"                            },
1401   { (1 << 15),                  "16"                            },
1402   { (1 << 16),                  "17"                            },
1403   { (1 << 17),                  "18"                            },
1404   { (1 << 18),                  "19"                            },
1405   { (1 << 19),                  "20"                            },
1406   { (1 << 20),                  "21"                            },
1407   { (1 << 21),                  "22"                            },
1408   { (1 << 22),                  "23"                            },
1409   { (1 << 23),                  "24"                            },
1410   { (1 << 24),                  "25"                            },
1411   { (1 << 25),                  "26"                            },
1412   { (1 << 26),                  "27"                            },
1413   { (1 << 27),                  "28"                            },
1414   { (1 << 28),                  "29"                            },
1415   { (1 << 29),                  "30"                            },
1416   { (1 << 30),                  "31"                            },
1417   { (1 << 31),                  "32"                            },
1418   { CH_PAGE_ANY,                "any"                           },
1419
1420   { -1,                         NULL                            }
1421 };
1422
1423 static struct ValueTextInfo options_change_power[] =
1424 {
1425   { CP_NON_DESTRUCTIVE,         "empty"                         },
1426   { CP_HALF_DESTRUCTIVE,        "diggable"                      },
1427   { CP_FULL_DESTRUCTIVE,        "destructible"                  },
1428
1429   { -1,                         NULL                            }
1430 };
1431
1432 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1433 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1434 {
1435   { -1,                         NULL                            }
1436 };
1437
1438 static struct ValueTextInfo options_group_choice_mode[] =
1439 {
1440   { ANIM_RANDOM,                "random"                        },
1441   { ANIM_LOOP,                  "loop"                          },
1442   { ANIM_LINEAR,                "linear"                        },
1443   { ANIM_PINGPONG,              "pingpong"                      },
1444   { ANIM_PINGPONG2,             "pingpong 2"                    },
1445
1446   { -1,                         NULL                            }
1447 };
1448
1449 static struct
1450 {
1451   int x, y;
1452   int gadget_id;
1453   int gadget_id_align;
1454   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1455   struct ValueTextInfo *options;
1456   int *value;
1457   char *text_left, *text_right, *infotext;
1458 } selectbox_info[ED_NUM_SELECTBOX] =
1459 {
1460   /* ---------- level and editor settings ---------------------------------- */
1461
1462   {
1463     -1,                                 ED_COUNTER_YPOS(4),
1464     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1465     -1,
1466     options_time_or_steps,
1467     &level.use_step_counter,
1468     NULL, "(0 => no limit)",            "time or step limit"
1469   },
1470
1471   /* ---------- element settings: configure 1 (custom elements) ----------- */
1472
1473   {
1474     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1475     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1476     -1,
1477     options_access_type,
1478     &custom_element.access_type,
1479     NULL, NULL,                         "type of access to this field"
1480   },
1481   {
1482     -1,                                 ED_SETTINGS_YPOS(3),
1483     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1484     -1,
1485     options_access_layer,
1486     &custom_element.access_layer,
1487     NULL, NULL,                         "layer of access for this field"
1488   },
1489   {
1490     -1,                                 ED_SETTINGS_YPOS(3),
1491     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1492     -1,
1493     options_access_protected,
1494     &custom_element.access_protected,
1495     NULL, NULL,                         "protected access for this field"
1496   },
1497   {
1498     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1499     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1500     -1,
1501     options_access_direction,
1502     &custom_element.access_direction,
1503     "from", NULL,                       "access direction for this field"
1504   },
1505   {
1506     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1507     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1508     -1,
1509     options_walk_to_action,
1510     &custom_element.walk_to_action,
1511     NULL, NULL,                         "diggable/collectible/pushable"
1512   },
1513   {
1514     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1515     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1516     -1,
1517     options_move_pattern,
1518     &custom_element.move_pattern,
1519     "can move", NULL,                   "element move direction"
1520   },
1521   {
1522     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1523     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1524     -1,
1525     options_move_direction,
1526     &custom_element.move_direction_initial,
1527     "starts moving", NULL,              "initial element move direction"
1528   },
1529   {
1530     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
1531     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1532     -1,
1533     options_move_stepsize,
1534     &custom_element.move_stepsize,
1535     "move/fall speed", NULL,            "speed of element movement"
1536   },
1537   {
1538     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1539     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1540     -1,
1541     options_move_leave_type,
1542     &custom_element.move_leave_type,
1543     "can dig:    can", ":",             "leave behind or change element"
1544   },
1545   {
1546     -1,                                 ED_SETTINGS_YPOS(13),
1547     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1548     -1,
1549     options_smash_targets,
1550     &custom_element.smash_targets,
1551     "can smash", NULL,                  "elements that can be smashed"
1552   },
1553   {
1554     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1555     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1556     -1,
1557     options_slippery_type,
1558     &custom_element.slippery_type,
1559     "slippery", NULL,                   "where other elements fall down"
1560   },
1561
1562   /* ---------- element settings: configure 2 (custom elements) ----------- */
1563
1564   {
1565     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1566     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1567     -1,
1568     options_deadliness,
1569     &custom_element.deadliness,
1570     "deadly when", NULL,                "deadliness of element"
1571   },
1572   {
1573     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1574     GADGET_ID_CUSTOM_CONSISTENCY,       GADGET_ID_NONE,
1575     -1,
1576     options_consistency,
1577     &custom_element.consistency,
1578     NULL, NULL,                         "consistency/destructibility"
1579   },
1580
1581   /* ---------- element settings: advanced (custom elements) --------------- */
1582
1583   {
1584     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1585     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1586     -1,
1587     options_time_units,
1588     &custom_element_change.delay_frames,
1589     "delay time given in", NULL,        "delay time units for change"
1590   },
1591   {
1592     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1593     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1594     -1,
1595     options_change_direct_action,
1596     &custom_element_change.direct_action,
1597     NULL, NULL,                         "type of direct action"
1598   },
1599   {
1600     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1601     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1602     -1,
1603     options_change_other_action,
1604     &custom_element_change.other_action,
1605     NULL, "element:",                   "type of other element action"
1606   },
1607   {
1608     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1609     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1610     -1,
1611     options_change_trigger_side,
1612     &custom_element_change.trigger_side,
1613     "... at", "side",                   "element side that causes change"
1614   },
1615   {
1616     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1617     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1618     -1,
1619     options_change_trigger_player,
1620     &custom_element_change.trigger_player,
1621     "player:", " ",                     "player that causes change"
1622   },
1623   {
1624     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1625     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1626     -1,
1627     options_change_trigger_page,
1628     &custom_element_change.trigger_page,
1629     "page:", NULL,                      "change page that causes change"
1630   },
1631   {
1632     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1633     GADGET_ID_CHANGE_POWER,             GADGET_ID_NONE,
1634     -1,
1635     options_change_power,
1636     &custom_element_change.power,
1637     "replace when", NULL,               "which elements can be replaced"
1638   },
1639   {
1640     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1641     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1642     3,
1643     options_change_page,
1644     &custom_element.current_change_page,
1645     NULL, NULL,                         "element change page"
1646   },
1647
1648   /* ---------- element settings: configure (group elements) --------------- */
1649
1650   {
1651     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1652     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1653     -1,
1654     options_group_choice_mode,
1655     &group_element_info.choice_mode,
1656     "choice type:", NULL,               "type of group element choice"
1657   },
1658 };
1659
1660 static struct
1661 {
1662   int x, y;
1663   int gadget_id;
1664   int gadget_id_align;
1665   int size;
1666   char *text;
1667   char *text_left, *text_right, *infotext;
1668 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1669 {
1670 #if 1
1671   {
1672     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1673     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1674     8,                                  "Info",
1675     NULL, NULL,                         "Show information about element"
1676   },
1677   {
1678     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1679     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1680     8,                                  "Config",
1681     NULL, NULL,                         "Configure element properties"
1682   },
1683   {
1684     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1685     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1686     8,                                  "Config 1",
1687     NULL, NULL,                         "Configure custom element properties"
1688   },
1689   {
1690     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1691     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1692     8,                                  "Config 2",
1693     NULL, NULL,                         "Configure custom element properties"
1694   },
1695   {
1696     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1697     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1698     8,                                  "Change",
1699     NULL, NULL,                         "Custom element change configuration"
1700   },
1701 #else
1702   {
1703     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1704     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1705     11,                                 "Information",
1706     NULL, NULL,                         "Show information about element"
1707   },
1708   {
1709     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1710     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1711     11,                                 "Configure",
1712     NULL, NULL,                         "Configure element properties"
1713   },
1714   {
1715     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1716     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1717     11,                                 "Advanced",
1718     NULL, NULL,                         "Advanced element configuration"
1719   },
1720 #endif
1721   {
1722     -1,                                 ED_SETTINGS_YPOS(2),
1723     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1724     -1,                                 "Save",
1725     " ", "As Template",                 "Save current settings as new template"
1726   },
1727   {
1728     -1,                                 ED_SETTINGS_YPOS(14),
1729     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_NEXT_CHANGE_PAGE,
1730     -1,                                 "New",
1731     " ", NULL,                          "Add new change page"
1732   },
1733   {
1734     -1,                                 ED_SETTINGS_YPOS(14),
1735     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1736     -1,                                 "Delete",
1737     NULL, NULL,                         "Delete current change page"
1738   },
1739 };
1740
1741 static struct
1742 {
1743   int gd_x, gd_y;
1744   int x, y;
1745   int width, height;
1746   int gadget_id;
1747   int gadget_id_align;
1748   char *text_left, *text_right, *infotext;
1749 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1750 {
1751   {
1752     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1753     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1754     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1755     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1756     NULL, NULL,                         "select previous change page"
1757   },
1758   {
1759     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1760     -1,                                 ED_SETTINGS_YPOS(14),
1761     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1762     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1763     NULL, "change page",                "select next change page"
1764   },
1765 };
1766
1767 static struct
1768 {
1769   int gd_x, gd_y;
1770   int x, y;
1771   int gadget_id;
1772   char *infotext;
1773 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1774 {
1775   {
1776     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1777     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1778     GADGET_ID_SCROLL_UP,
1779     "scroll level editing area up"
1780   },
1781   {
1782     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1783     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1784     GADGET_ID_SCROLL_DOWN,
1785     "scroll level editing area down"
1786   },
1787   {
1788     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1789     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1790     GADGET_ID_SCROLL_LEFT,
1791     "scroll level editing area left"
1792   },
1793   {
1794     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1795     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1796     GADGET_ID_SCROLL_RIGHT,
1797     "scroll level editing area right"
1798   },
1799   {
1800     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1801     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1802     GADGET_ID_SCROLL_LIST_UP,
1803     "scroll element list up ('Page Up')"
1804   },
1805   {
1806     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1807     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1808     GADGET_ID_SCROLL_LIST_DOWN,
1809     "scroll element list down ('Page Down')"
1810   },
1811 };
1812
1813 static struct
1814 {
1815   int gd_x, gd_y;
1816   int x, y;
1817   int width, height;
1818   int type;
1819   int gadget_id;
1820   char *infotext;
1821 } scrollbar_info[ED_NUM_SCROLLBARS] =
1822 {
1823   {
1824     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1825     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1826     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1827     GD_TYPE_SCROLLBAR_HORIZONTAL,
1828     GADGET_ID_SCROLL_HORIZONTAL,
1829     "scroll level editing area horizontally"
1830   },
1831   {
1832     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1833     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1834     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1835     GD_TYPE_SCROLLBAR_VERTICAL,
1836     GADGET_ID_SCROLL_VERTICAL,
1837     "scroll level editing area vertically"
1838   },
1839   {
1840     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1841     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1842     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1843     GD_TYPE_SCROLLBAR_VERTICAL,
1844     GADGET_ID_SCROLL_LIST_VERTICAL,
1845     "scroll element list vertically"
1846   }
1847 };
1848
1849 static struct
1850 {
1851   int x, y;
1852   int gadget_id;
1853   int gadget_id_align;
1854   int radio_button_nr;
1855   int *value;
1856   int checked_value;
1857   char *text_left, *text_right, *infotext;
1858 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1859 {
1860   {
1861     -1,                                 ED_COUNTER2_YPOS(8),
1862     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1863     RADIO_NR_RANDOM_ELEMENTS,
1864     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1865     " ", "percentage",                  "use percentage for random elements"
1866   },
1867   {
1868     -1,                                 ED_COUNTER2_YPOS(8),
1869     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1870     RADIO_NR_RANDOM_ELEMENTS,
1871     &random_placement_method,           RANDOM_USE_QUANTITY,
1872     " ", "quantity",                    "use quantity for random elements"
1873   }
1874 };
1875
1876 static struct
1877 {
1878   int x, y;
1879   int gadget_id;
1880   int gadget_id_align;
1881   boolean *value;
1882   char *text_left, *text_right, *infotext;
1883 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1884 {
1885   /* ---------- level and editor settings ---------------------------------- */
1886
1887   {
1888     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1889     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1890     &level.double_speed,
1891     NULL, "double speed movement",      "set movement speed of player"
1892   },
1893   {
1894     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1895     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1896     &level.initial_gravity,
1897     " ", "gravity",                     "set level gravity"
1898   },
1899   {
1900     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1901     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1902     &random_placement_background_restricted,
1903     NULL,
1904     "restrict random placement to:",    "set random placement restriction"
1905   },
1906
1907   /* ---------- element settings: configure (various elements) ------------- */
1908
1909   {
1910     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1911     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1912     &stick_element_properties_window,
1913     NULL,
1914     "stick this screen to edit content","stick this screen to edit content"
1915   },
1916   {
1917     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1918     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1919     &level.em_slippery_gems,
1920     NULL,
1921     "slip down from certain flat walls","use EM style slipping behaviour"
1922   },
1923   {
1924     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1925     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1926     &level.use_spring_bug,
1927     NULL,
1928     "use spring pushing bug",           "use odd spring pushing behaviour"
1929   },
1930   {
1931     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1932     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
1933     &level.block_last_field,
1934     NULL,
1935     "block last field when moving",     "player blocks last field when moving"
1936   },
1937   {
1938     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1939     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
1940     &level.sp_block_last_field,
1941     NULL,
1942     "block last field when moving",     "player blocks last field when moving"
1943   },
1944   {
1945     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1946     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
1947     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1948     NULL,
1949     "can fall into acid (with gravity)","player can fall into acid pool"
1950   },
1951   {
1952     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1953     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
1954     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1955     NULL,
1956     "can move into acid",               "element can move into acid pool"
1957   },
1958   {
1959     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1960     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
1961     &custom_element_properties[EP_DONT_COLLIDE_WITH],
1962     NULL,
1963     "deadly when colliding with",       "element is deadly when hitting player"
1964   },
1965
1966   /* ---------- element settings: configure 1 (custom elements) ----------- */
1967
1968   {
1969     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1970     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
1971     &custom_element.use_gfx_element,
1972     NULL, "use graphic of element:",    "use graphic for custom element"
1973   },
1974   {
1975     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1976     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
1977     &level.use_custom_template,
1978     NULL, "use template",               "use template for custom properties"
1979   },
1980   {
1981     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
1982     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
1983     &custom_element_properties[EP_ACCESSIBLE],
1984     NULL, NULL,                         "player can walk to or pass this field"
1985   },
1986   {
1987     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1988     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
1989     &custom_element_properties[EP_WALK_TO_OBJECT],
1990     NULL, NULL,                         "player can dig/collect/push element"
1991   },
1992   {
1993     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
1994     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
1995     &custom_element_properties[EP_CAN_MOVE],
1996     NULL, NULL,                         "element can move in some direction"
1997   },
1998   {
1999     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
2000     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2001     &custom_element_properties[EP_CAN_FALL],
2002     NULL, "can fall",                   "element can fall down"
2003   },
2004   {
2005     -1,                                 ED_SETTINGS_YPOS(13),
2006     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2007     &custom_element_properties[EP_CAN_SMASH],
2008     " ", NULL,                          "element can smash other elements"
2009   },
2010   {
2011     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
2012     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2013     &custom_element_properties[EP_SLIPPERY],
2014     NULL, NULL,                         "other elements can fall down from it"
2015   },
2016
2017   /* ---------- element settings: configure 2 (custom elements) ----------- */
2018
2019   {
2020     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2021     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2022     &custom_element_properties[EP_DEADLY],
2023     NULL, NULL,                         "element can kill the player"
2024   },
2025   {
2026     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2027     GADGET_ID_CUSTOM_EXPLODE_RESULT,    GADGET_ID_NONE,
2028     &custom_element_properties[EP_EXPLODE_RESULT],
2029     NULL, NULL,                         "set consistency/destructibility"
2030   },
2031   {
2032     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
2033     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2034     &custom_element.can_explode_by_fire,
2035     NULL, "by fire",                    "element can explode by fire/explosion"
2036   },
2037   {
2038     -1,                                 ED_SETTINGS_YPOS(3),
2039     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2040     &custom_element.can_explode_smashed,
2041     " ", "smashed",                     "element can explode when smashed"
2042   },
2043   {
2044     -1,                                 ED_SETTINGS_YPOS(3),
2045     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2046     &custom_element.can_explode_impact,
2047     " ", "impact",                      "element can explode on impact"
2048   },
2049
2050   /* ---------- element settings: advanced (custom elements) --------------- */
2051
2052   {
2053     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2054     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2055     &custom_element_change.can_change,
2056     NULL, "element changes to:",        "element can change to other element"
2057   },
2058   {
2059     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
2060     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2061     &custom_element_change_events[CE_DELAY],
2062     NULL, NULL,                         "element changes after delay"
2063   },
2064   {
2065     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
2066     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2067     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2068     NULL, NULL,                         "element changes by direct action"
2069   },
2070   {
2071     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
2072     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2073     &custom_element_change_events[CE_BY_OTHER_ACTION],
2074     NULL, NULL,                         "element changes by other element"
2075   },
2076   {
2077     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
2078     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2079     &custom_element_change.explode,
2080     NULL, "explode instead of change",  "element explodes instead of change"
2081   },
2082   {
2083     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
2084     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2085     &custom_element_change.use_content,
2086     NULL, "use extended change target:","element changes to more elements"
2087   },
2088   {
2089     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
2090     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2091     &custom_element_change.only_complete,
2092     NULL, "replace all or nothing",     "only replace when all can be changed"
2093   },
2094   {
2095     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(12),
2096     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2097     &custom_element_change.use_random_change,
2098     NULL, NULL,                         "use percentage for random replace"
2099   },
2100 };
2101
2102 static struct
2103 {
2104   int x, y;
2105   int area_xsize, area_ysize;
2106   int gadget_id;
2107   int gadget_id_align;
2108   char *text_left, *text_right, *text_below;
2109 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2110 {
2111   /* ---------- level playfield content ------------------------------------ */
2112
2113   {
2114     0, 0,
2115     MAX_ED_FIELDX, MAX_ED_FIELDY,
2116     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2117     NULL, NULL,                         NULL
2118   },
2119
2120   /* ---------- yam yam content -------------------------------------------- */
2121
2122   {
2123     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2124     3, 3,
2125     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
2126     NULL, NULL,                         "1"
2127   },
2128   {
2129     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2130     3, 3,
2131     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2132     NULL, NULL,                         "2"
2133   },
2134   {
2135     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2136     3, 3,
2137     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2138     NULL, NULL,                         "3"
2139   },
2140   {
2141     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2142     3, 3,
2143     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2144     NULL, NULL,                         "4"
2145   },
2146   {
2147     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2148     3, 3,
2149     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2150     NULL, NULL,                         "5"
2151   },
2152   {
2153     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2154     3, 3,
2155     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2156     NULL, NULL,                         "6"
2157   },
2158   {
2159     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2160     3, 3,
2161     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2162     NULL, NULL,                         "7"
2163   },
2164   {
2165     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2166     3, 3,
2167     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2168     NULL, NULL,                         "8"
2169   },
2170
2171   /* ---------- amoeba content --------------------------------------------- */
2172
2173   {
2174     ED_AREA_AMOEBA_CONTENT_XPOS,        ED_AREA_AMOEBA_CONTENT_YPOS,
2175     1, 1,
2176     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2177     "content:", NULL,                   NULL
2178   },
2179
2180   /* ---------- custom graphic --------------------------------------------- */
2181
2182   {
2183     -1,                                 ED_AREA_ELEM_CONTENT3_YPOS,
2184     1, 1,
2185     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2186     NULL, NULL,                         NULL
2187   },
2188
2189   /* ---------- custom content (when exploding) ---------------------------- */
2190
2191   {
2192     ED_AREA_ELEM_CONTENT4_XPOS,         ED_AREA_ELEM_CONTENT4_YPOS,
2193     3, 3,
2194     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2195     "content:", NULL,                   NULL
2196   },
2197
2198   /* ---------- custom enter and leave element (when moving) --------------- */
2199
2200   {
2201     ED_SETTINGS_XPOS(1),                ED_AREA_ELEM_CONTENT4a_YPOS,
2202     1, 1,
2203     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2204     "can dig:", " ",                    NULL
2205   },
2206   {
2207     -1,                                 ED_AREA_ELEM_CONTENT4b_YPOS,
2208     1, 1,
2209     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2210     NULL, NULL,                         NULL
2211   },
2212
2213   /* ---------- custom change target --------------------------------------- */
2214
2215   {
2216     -1,                                 ED_AREA_ELEM_CONTENT2_YPOS,
2217     1, 1,
2218     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2219     NULL, "after/when:",                NULL
2220   },
2221
2222   /* ---------- custom change content (extended change target) ------------- */
2223
2224   {
2225     ED_AREA_ELEM_CONTENT6_XPOS,         ED_AREA_ELEM_CONTENT6_YPOS,
2226     3, 3,
2227     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2228     NULL, NULL,                         NULL
2229   },
2230
2231   /* ---------- custom change trigger (element causing change) ------------- */
2232
2233   {
2234     -1,                                 ED_AREA_ELEM_CONTENT5_YPOS,
2235     1, 1,
2236     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2237     NULL, NULL,                         NULL
2238   },
2239
2240   /* ---------- group element content -------------------------------------- */
2241
2242   {
2243     ED_AREA_GROUP_CONTENT_XPOS,         ED_AREA_GROUP_CONTENT_YPOS,
2244     MAX_ELEMENTS_IN_GROUP, 1,
2245     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2246     "content:", NULL,                   NULL
2247   },
2248
2249   /* ---------- random background (for random painting) -------------------- */
2250
2251   {
2252     -1,                                 ED_AREA_RANDOM_BACKGROUND_YPOS,
2253     1, 1,
2254     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2255     NULL, NULL,                         NULL
2256   },
2257 };
2258
2259
2260 /*
2261   -----------------------------------------------------------------------------
2262   some internally used variables
2263   -----------------------------------------------------------------------------
2264 */
2265
2266 /* actual size of level editor drawing area */
2267 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2268
2269 /* actual position of level editor drawing area in level playfield */
2270 static int level_xpos = -1, level_ypos = -1;
2271
2272 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2273
2274 /* drawing elements on the three mouse buttons */
2275 static int new_element1 = EL_WALL;
2276 static int new_element2 = EL_EMPTY;
2277 static int new_element3 = EL_SAND;
2278
2279 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2280                                 (button) == 2 ? new_element2 : \
2281                                 (button) == 3 ? new_element3 : EL_EMPTY)
2282 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2283
2284 /* forward declaration for internal use */
2285 static void ModifyEditorCounter(int, int);
2286 static void ModifyEditorCounterLimits(int, int, int);
2287 static void ModifyEditorSelectbox(int, int);
2288 static void ModifyEditorDrawingArea(int, int, int);
2289 static void ModifyEditorElementList();
2290 static void RedrawDrawingElements();
2291 static void DrawDrawingWindow();
2292 static void DrawLevelInfoWindow();
2293 static void DrawPropertiesWindow();
2294 static void UpdateCustomElementGraphicGadgets();
2295 static boolean checkPropertiesConfig(int);
2296 static void CopyLevelToUndoBuffer(int);
2297 static void HandleDrawingAreas(struct GadgetInfo *);
2298 static void HandleCounterButtons(struct GadgetInfo *);
2299 static void HandleTextInputGadgets(struct GadgetInfo *);
2300 static void HandleTextAreaGadgets(struct GadgetInfo *);
2301 static void HandleSelectboxGadgets(struct GadgetInfo *);
2302 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2303 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2304 static void HandleRadiobuttons(struct GadgetInfo *);
2305 static void HandleCheckbuttons(struct GadgetInfo *);
2306 static void HandleControlButtons(struct GadgetInfo *);
2307 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2308
2309 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2310 static int right_gadget_border[NUM_EDITOR_GADGETS];
2311
2312 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2313 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2314 static boolean draw_with_brush = FALSE;
2315 static int properties_element = 0;
2316
2317 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2318 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2319 static int undo_buffer_position = 0;
2320 static int undo_buffer_steps = 0;
2321
2322 static int edit_mode;
2323 static int edit_mode_properties;
2324
2325 static int element_shift = 0;
2326
2327 static int editor_hl_boulderdash[] =
2328 {
2329   EL_CHAR('B'),
2330   EL_CHAR('O'),
2331   EL_CHAR('U'),
2332   EL_CHAR('L'),
2333
2334   EL_CHAR('-'),
2335   EL_CHAR('D'),
2336   EL_CHAR('E'),
2337   EL_CHAR('R'),
2338
2339   EL_CHAR('D'),
2340   EL_CHAR('A'),
2341   EL_CHAR('S'),
2342   EL_CHAR('H'),
2343 };
2344
2345 static int editor_el_boulderdash[] =
2346 {
2347   EL_PLAYER_1,
2348   EL_EMPTY,
2349   EL_SAND,
2350   EL_STEELWALL,
2351
2352   EL_BD_WALL,
2353   EL_BD_MAGIC_WALL,
2354   EL_EXIT_CLOSED,
2355   EL_EXIT_OPEN,
2356
2357   EL_BD_DIAMOND,
2358   EL_BD_BUTTERFLY_UP,
2359   EL_BD_FIREFLY_UP,
2360   EL_BD_ROCK,
2361
2362   EL_BD_BUTTERFLY_LEFT,
2363   EL_BD_FIREFLY_LEFT,
2364   EL_BD_BUTTERFLY_RIGHT,
2365   EL_BD_FIREFLY_RIGHT,
2366
2367   EL_BD_AMOEBA,
2368   EL_BD_BUTTERFLY_DOWN,
2369   EL_BD_FIREFLY_DOWN,
2370   EL_EMPTY,
2371 };
2372 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2373 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2374 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2375 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2376
2377 static int editor_hl_emerald_mine[] =
2378 {
2379   EL_CHAR('E'),
2380   EL_CHAR('M'),
2381   EL_CHAR('E'),
2382   EL_CHAR('-'),
2383
2384   EL_CHAR('R'),
2385   EL_CHAR('A'),
2386   EL_CHAR('L'),
2387   EL_CHAR('D'),
2388
2389   EL_CHAR('M'),
2390   EL_CHAR('I'),
2391   EL_CHAR('N'),
2392   EL_CHAR('E'),
2393 };
2394
2395 static int editor_el_emerald_mine[] =
2396 {
2397   EL_PLAYER_1,
2398   EL_PLAYER_2,
2399   EL_PLAYER_3,
2400   EL_PLAYER_4,
2401
2402   EL_PLAYER_1,
2403   EL_EMPTY,
2404   EL_SAND,
2405   EL_ROCK,
2406
2407   EL_STEELWALL,
2408   EL_WALL,
2409   EL_WALL_SLIPPERY,
2410   EL_MAGIC_WALL,
2411
2412   EL_EMERALD,
2413   EL_DIAMOND,
2414   EL_NUT,
2415   EL_BOMB,
2416
2417   EL_WALL_EMERALD,
2418   EL_WALL_DIAMOND,
2419   EL_QUICKSAND_EMPTY,
2420   EL_QUICKSAND_FULL,
2421
2422   EL_DYNAMITE,
2423   EL_DYNAMITE_ACTIVE,
2424   EL_EXIT_CLOSED,
2425   EL_EXIT_OPEN,
2426
2427   EL_YAMYAM,
2428   EL_BUG_UP,
2429   EL_SPACESHIP_UP,
2430   EL_ROBOT,
2431
2432   EL_BUG_LEFT,
2433   EL_SPACESHIP_LEFT,
2434   EL_BUG_RIGHT,
2435   EL_SPACESHIP_RIGHT,
2436
2437   EL_ROBOT_WHEEL,
2438   EL_BUG_DOWN,
2439   EL_SPACESHIP_DOWN,
2440   EL_INVISIBLE_WALL,
2441
2442   EL_ACID_POOL_TOPLEFT,
2443   EL_ACID,
2444   EL_ACID_POOL_TOPRIGHT,
2445   EL_EMPTY,
2446
2447   EL_ACID_POOL_BOTTOMLEFT,
2448   EL_ACID_POOL_BOTTOM,
2449   EL_ACID_POOL_BOTTOMRIGHT,
2450   EL_EMPTY,
2451
2452   EL_AMOEBA_DROP,
2453   EL_AMOEBA_DEAD,
2454   EL_AMOEBA_WET,
2455   EL_AMOEBA_DRY,
2456
2457 #if 1
2458   EL_EM_KEY_1,
2459   EL_EM_KEY_2,
2460   EL_EM_KEY_3,
2461   EL_EM_KEY_4,
2462 #else
2463   EL_EM_KEY_1_FILE,
2464   EL_EM_KEY_2_FILE,
2465   EL_EM_KEY_3_FILE,
2466   EL_EM_KEY_4_FILE,
2467 #endif
2468
2469   EL_EM_GATE_1,
2470   EL_EM_GATE_2,
2471   EL_EM_GATE_3,
2472   EL_EM_GATE_4,
2473
2474   EL_EM_GATE_1_GRAY,
2475   EL_EM_GATE_2_GRAY,
2476   EL_EM_GATE_3_GRAY,
2477   EL_EM_GATE_4_GRAY,
2478 };
2479 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2480 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2481 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2482 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2483
2484 static int editor_hl_more[] =
2485 {
2486   EL_CHAR('M'),
2487   EL_CHAR('O'),
2488   EL_CHAR('R'),
2489   EL_CHAR('E'),
2490 };
2491
2492 static int editor_el_more[] =
2493 {
2494   EL_KEY_1,
2495   EL_KEY_2,
2496   EL_KEY_3,
2497   EL_KEY_4,
2498
2499   EL_GATE_1,
2500   EL_GATE_2,
2501   EL_GATE_3,
2502   EL_GATE_4,
2503
2504   EL_GATE_1_GRAY,
2505   EL_GATE_2_GRAY,
2506   EL_GATE_3_GRAY,
2507   EL_GATE_4_GRAY,
2508
2509   EL_ARROW_LEFT,
2510   EL_ARROW_RIGHT,
2511   EL_ARROW_UP,
2512   EL_ARROW_DOWN,
2513
2514   EL_AMOEBA_FULL,
2515   EL_EMERALD_YELLOW,
2516   EL_EMERALD_RED,
2517   EL_EMERALD_PURPLE,
2518
2519   EL_WALL_BD_DIAMOND,
2520   EL_WALL_EMERALD_YELLOW,
2521   EL_WALL_EMERALD_RED,
2522   EL_WALL_EMERALD_PURPLE,
2523
2524   EL_GAME_OF_LIFE,
2525   EL_PACMAN_UP,
2526   EL_TIME_ORB_FULL,
2527   EL_TIME_ORB_EMPTY,
2528
2529   EL_PACMAN_LEFT,
2530   EL_DARK_YAMYAM,
2531   EL_PACMAN_RIGHT,
2532   EL_EXPANDABLE_WALL,
2533
2534   EL_BIOMAZE,
2535   EL_PACMAN_DOWN,
2536   EL_LAMP,
2537   EL_LAMP_ACTIVE,
2538
2539   EL_DYNABOMB_INCREASE_NUMBER,
2540   EL_DYNABOMB_INCREASE_SIZE,
2541   EL_DYNABOMB_INCREASE_POWER,
2542   EL_STONEBLOCK,
2543
2544   EL_MOLE,
2545   EL_PENGUIN,
2546   EL_PIG,
2547   EL_DRAGON,
2548
2549   EL_BUG,
2550   EL_MOLE_UP,
2551   EL_BD_BUTTERFLY,
2552   EL_BD_FIREFLY,
2553
2554   EL_MOLE_LEFT,
2555   EL_EMPTY,
2556   EL_MOLE_RIGHT,
2557   EL_PACMAN,
2558
2559   EL_SPACESHIP,
2560   EL_MOLE_DOWN,
2561   EL_BALLOON,
2562   EL_BALLOON_SWITCH_ANY,
2563
2564   EL_BALLOON_SWITCH_LEFT,
2565   EL_BALLOON_SWITCH_RIGHT,
2566   EL_BALLOON_SWITCH_UP,
2567   EL_BALLOON_SWITCH_DOWN,
2568
2569   EL_SATELLITE,
2570   EL_EXPANDABLE_WALL_HORIZONTAL,
2571   EL_EXPANDABLE_WALL_VERTICAL,
2572   EL_EXPANDABLE_WALL_ANY,
2573
2574   EL_INVISIBLE_STEELWALL,
2575   EL_INVISIBLE_WALL,
2576   EL_SPEED_PILL,
2577   EL_BLACK_ORB,
2578
2579   EL_EMC_STEELWALL_1,
2580   EL_EMC_WALL_1,
2581   EL_EMC_WALL_2,
2582   EL_EMC_WALL_3,
2583
2584   EL_EMC_WALL_4,
2585   EL_EMC_WALL_5,
2586   EL_EMC_WALL_6,
2587   EL_EMC_WALL_7,
2588 };
2589 static int *editor_hl_more_ptr = editor_hl_more;
2590 static int *editor_el_more_ptr = editor_el_more;
2591 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2592 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2593
2594 static int editor_hl_sokoban[] =
2595 {
2596   EL_CHAR('S'),
2597   EL_CHAR('O'),
2598   EL_CHAR('K'),
2599   EL_CHAR('O'),
2600
2601   EL_CHAR('-'),
2602   EL_CHAR('B'),
2603   EL_CHAR('A'),
2604   EL_CHAR('N'),
2605 };
2606
2607 static int editor_el_sokoban[] =
2608 {
2609   EL_SOKOBAN_OBJECT,
2610   EL_SOKOBAN_FIELD_EMPTY,
2611   EL_SOKOBAN_FIELD_FULL,
2612   EL_SOKOBAN_FIELD_PLAYER,
2613 };
2614 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2615 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2616 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2617 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2618
2619 static int editor_hl_supaplex[] =
2620 {
2621   EL_CHAR('S'),
2622   EL_CHAR('U'),
2623   EL_CHAR('P'),
2624   EL_CHAR('A'),
2625
2626   EL_CHAR('P'),
2627   EL_CHAR('L'),
2628   EL_CHAR('E'),
2629   EL_CHAR('X'),
2630 };
2631
2632 static int editor_el_supaplex[] =
2633 {
2634 #if 1
2635   EL_EMPTY,
2636 #else
2637   EL_SP_EMPTY,
2638 #endif
2639   EL_SP_ZONK,
2640   EL_SP_BASE,
2641   EL_SP_MURPHY,
2642
2643   EL_SP_INFOTRON,
2644   EL_SP_CHIP_SINGLE,
2645   EL_SP_HARDWARE_GRAY,
2646   EL_SP_EXIT_CLOSED,
2647
2648   EL_SP_DISK_ORANGE,
2649   EL_SP_PORT_RIGHT,
2650   EL_SP_PORT_DOWN,
2651   EL_SP_PORT_LEFT,
2652
2653   EL_SP_PORT_UP,
2654   EL_SP_GRAVITY_PORT_RIGHT,
2655   EL_SP_GRAVITY_PORT_DOWN,
2656   EL_SP_GRAVITY_PORT_LEFT,
2657
2658   EL_SP_GRAVITY_PORT_UP,
2659   EL_SP_SNIKSNAK,
2660   EL_SP_DISK_YELLOW,
2661   EL_SP_TERMINAL,
2662
2663   EL_SP_DISK_RED,
2664   EL_SP_PORT_VERTICAL,
2665   EL_SP_PORT_HORIZONTAL,
2666   EL_SP_PORT_ANY,
2667
2668   EL_SP_ELECTRON,
2669   EL_SP_BUGGY_BASE,
2670   EL_SP_CHIP_LEFT,
2671   EL_SP_CHIP_RIGHT,
2672
2673   EL_SP_HARDWARE_BASE_1,
2674   EL_SP_HARDWARE_GREEN,
2675   EL_SP_HARDWARE_BLUE,
2676   EL_SP_HARDWARE_RED,
2677
2678   EL_SP_HARDWARE_YELLOW,
2679   EL_SP_HARDWARE_BASE_2,
2680   EL_SP_HARDWARE_BASE_3,
2681   EL_SP_HARDWARE_BASE_4,
2682
2683   EL_SP_HARDWARE_BASE_5,
2684   EL_SP_HARDWARE_BASE_6,
2685   EL_SP_CHIP_TOP,
2686   EL_SP_CHIP_BOTTOM,
2687 };
2688 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2689 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2690 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2691 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2692
2693 static int editor_hl_diamond_caves[] =
2694 {
2695   EL_CHAR('D'),
2696   EL_CHAR('I'),
2697   EL_CHAR('A'),
2698   EL_CHAR('-'),
2699
2700   EL_CHAR('M'),
2701   EL_CHAR('O'),
2702   EL_CHAR('N'),
2703   EL_CHAR('D'),
2704
2705   EL_CHAR('C'),
2706   EL_CHAR('A'),
2707   EL_CHAR('V'),
2708   EL_CHAR('E'),
2709
2710   EL_CHAR('S'),
2711   EL_CHAR(' '),
2712   EL_CHAR('I'),
2713   EL_CHAR('I'),
2714 };
2715
2716 static int editor_el_diamond_caves[] =
2717 {
2718   EL_PEARL,
2719   EL_CRYSTAL,
2720   EL_WALL_PEARL,
2721   EL_WALL_CRYSTAL,
2722
2723   EL_CONVEYOR_BELT_1_LEFT,
2724   EL_CONVEYOR_BELT_1_MIDDLE,
2725   EL_CONVEYOR_BELT_1_RIGHT,
2726   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2727
2728   EL_CONVEYOR_BELT_2_LEFT,
2729   EL_CONVEYOR_BELT_2_MIDDLE,
2730   EL_CONVEYOR_BELT_2_RIGHT,
2731   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2732
2733   EL_CONVEYOR_BELT_3_LEFT,
2734   EL_CONVEYOR_BELT_3_MIDDLE,
2735   EL_CONVEYOR_BELT_3_RIGHT,
2736   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2737
2738   EL_CONVEYOR_BELT_4_LEFT,
2739   EL_CONVEYOR_BELT_4_MIDDLE,
2740   EL_CONVEYOR_BELT_4_RIGHT,
2741   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2742
2743   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2744   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2745   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2746   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2747
2748   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2749   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2750   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2751   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2752
2753   EL_SWITCHGATE_OPEN,
2754   EL_SWITCHGATE_CLOSED,
2755   EL_SWITCHGATE_SWITCH_UP,
2756   EL_EMPTY,
2757
2758   EL_ENVELOPE_1,
2759   EL_ENVELOPE_2,
2760   EL_ENVELOPE_3,
2761   EL_ENVELOPE_4,
2762
2763   EL_TIMEGATE_CLOSED,
2764   EL_TIMEGATE_OPEN,
2765   EL_TIMEGATE_SWITCH,
2766   EL_EMPTY,
2767
2768   EL_LANDMINE,
2769   EL_INVISIBLE_SAND,
2770   EL_STEELWALL_SLIPPERY,
2771   EL_EMPTY,
2772
2773   EL_SIGN_EXCLAMATION,
2774   EL_SIGN_STOP,
2775   EL_LIGHT_SWITCH,
2776   EL_LIGHT_SWITCH_ACTIVE,
2777
2778   EL_SHIELD_NORMAL,
2779   EL_SHIELD_DEADLY,
2780   EL_EXTRA_TIME,
2781   EL_EMPTY,
2782 };
2783 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2784 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2785 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2786 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2787
2788 static int editor_hl_dx_boulderdash[] =
2789 {
2790   EL_CHAR('D'),
2791   EL_CHAR('X'),
2792   EL_CHAR('-'),
2793   EL_CHAR(' '),
2794
2795   EL_CHAR('B'),
2796   EL_CHAR('O'),
2797   EL_CHAR('U'),
2798   EL_CHAR('L'),
2799
2800   EL_CHAR('-'),
2801   EL_CHAR('D'),
2802   EL_CHAR('E'),
2803   EL_CHAR('R'),
2804
2805   EL_CHAR('D'),
2806   EL_CHAR('A'),
2807   EL_CHAR('S'),
2808   EL_CHAR('H'),
2809 };
2810
2811 static int editor_el_dx_boulderdash[] =
2812 {
2813   EL_SPRING,
2814   EL_TUBE_RIGHT_DOWN,
2815   EL_TUBE_HORIZONTAL_DOWN,
2816   EL_TUBE_LEFT_DOWN,
2817
2818   EL_TUBE_HORIZONTAL,
2819   EL_TUBE_VERTICAL_RIGHT,
2820   EL_TUBE_ANY,
2821   EL_TUBE_VERTICAL_LEFT,
2822
2823   EL_TUBE_VERTICAL,
2824   EL_TUBE_RIGHT_UP,
2825   EL_TUBE_HORIZONTAL_UP,
2826   EL_TUBE_LEFT_UP,
2827
2828   EL_TRAP,
2829   EL_DX_SUPABOMB,
2830   EL_EMPTY,
2831   EL_EMPTY
2832 };
2833 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2834 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2835 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2836 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2837
2838 static int editor_hl_chars[] =
2839 {
2840   EL_CHAR('T'),
2841   EL_CHAR('E'),
2842   EL_CHAR('X'),
2843   EL_CHAR('T'),
2844 };
2845
2846 static int editor_el_chars[] =
2847 {
2848   EL_CHAR(' '),
2849   EL_CHAR('!'),
2850   EL_CHAR('"'),
2851   EL_CHAR('#'),
2852
2853   EL_CHAR('$'),
2854   EL_CHAR('%'),
2855   EL_CHAR('&'),
2856   EL_CHAR('\''),
2857
2858   EL_CHAR('('),
2859   EL_CHAR(')'),
2860   EL_CHAR('*'),
2861   EL_CHAR('+'),
2862
2863   EL_CHAR(','),
2864   EL_CHAR('-'),
2865   EL_CHAR('.'),
2866   EL_CHAR('/'),
2867
2868   EL_CHAR('0'),
2869   EL_CHAR('1'),
2870   EL_CHAR('2'),
2871   EL_CHAR('3'),
2872
2873   EL_CHAR('4'),
2874   EL_CHAR('5'),
2875   EL_CHAR('6'),
2876   EL_CHAR('7'),
2877
2878   EL_CHAR('8'),
2879   EL_CHAR('9'),
2880   EL_CHAR(':'),
2881   EL_CHAR(';'),
2882
2883   EL_CHAR('<'),
2884   EL_CHAR('='),
2885   EL_CHAR('>'),
2886   EL_CHAR('?'),
2887
2888   EL_CHAR('@'),
2889   EL_CHAR('A'),
2890   EL_CHAR('B'),
2891   EL_CHAR('C'),
2892
2893   EL_CHAR('D'),
2894   EL_CHAR('E'),
2895   EL_CHAR('F'),
2896   EL_CHAR('G'),
2897
2898   EL_CHAR('H'),
2899   EL_CHAR('I'),
2900   EL_CHAR('J'),
2901   EL_CHAR('K'),
2902
2903   EL_CHAR('L'),
2904   EL_CHAR('M'),
2905   EL_CHAR('N'),
2906   EL_CHAR('O'),
2907
2908   EL_CHAR('P'),
2909   EL_CHAR('Q'),
2910   EL_CHAR('R'),
2911   EL_CHAR('S'),
2912
2913   EL_CHAR('T'),
2914   EL_CHAR('U'),
2915   EL_CHAR('V'),
2916   EL_CHAR('W'),
2917
2918   EL_CHAR('X'),
2919   EL_CHAR('Y'),
2920   EL_CHAR('Z'),
2921   EL_CHAR('['),
2922
2923   EL_CHAR('\\'),
2924   EL_CHAR(']'),
2925   EL_CHAR('^'),
2926   EL_CHAR('_'),
2927
2928   EL_CHAR('©'),
2929   EL_CHAR('Ä'),
2930   EL_CHAR('Ö'),
2931   EL_CHAR('Ü'),
2932
2933   EL_CHAR('°'),
2934   EL_CHAR('®'),
2935   EL_CHAR(FONT_ASCII_CURSOR),
2936   EL_CHAR(' ')
2937 };
2938 static int *editor_hl_chars_ptr = editor_hl_chars;
2939 static int *editor_el_chars_ptr = editor_el_chars;
2940 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2941 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2942
2943 static int editor_hl_custom[] =
2944 {
2945   EL_CHAR('C'),
2946   EL_CHAR('U'),
2947   EL_CHAR('S'),
2948   EL_CHAR('-'),
2949
2950   EL_CHAR('T'),
2951   EL_CHAR('O'),
2952   EL_CHAR('M'),
2953   EL_CHAR(' '),
2954
2955   EL_CHAR('E'),
2956   EL_CHAR('L'),
2957   EL_CHAR('E'),
2958   EL_CHAR('M'),
2959
2960   EL_CHAR('E'),
2961   EL_CHAR('N'),
2962   EL_CHAR('T'),
2963   EL_CHAR('S'),
2964 };
2965
2966 static int editor_el_custom[] =
2967 {
2968   EL_CUSTOM_START + 0,
2969   EL_CUSTOM_START + 1,
2970   EL_CUSTOM_START + 2,
2971   EL_CUSTOM_START + 3,
2972
2973   EL_CUSTOM_START + 4,
2974   EL_CUSTOM_START + 5,
2975   EL_CUSTOM_START + 6,
2976   EL_CUSTOM_START + 7,
2977
2978   EL_CUSTOM_START + 8,
2979   EL_CUSTOM_START + 9,
2980   EL_CUSTOM_START + 10,
2981   EL_CUSTOM_START + 11,
2982
2983   EL_CUSTOM_START + 12,
2984   EL_CUSTOM_START + 13,
2985   EL_CUSTOM_START + 14,
2986   EL_CUSTOM_START + 15,
2987
2988   EL_CUSTOM_START + 16,
2989   EL_CUSTOM_START + 17,
2990   EL_CUSTOM_START + 18,
2991   EL_CUSTOM_START + 19,
2992
2993   EL_CUSTOM_START + 20,
2994   EL_CUSTOM_START + 21,
2995   EL_CUSTOM_START + 22,
2996   EL_CUSTOM_START + 23,
2997
2998   EL_CUSTOM_START + 24,
2999   EL_CUSTOM_START + 25,
3000   EL_CUSTOM_START + 26,
3001   EL_CUSTOM_START + 27,
3002
3003   EL_CUSTOM_START + 28,
3004   EL_CUSTOM_START + 29,
3005   EL_CUSTOM_START + 30,
3006   EL_CUSTOM_START + 31,
3007
3008   EL_CUSTOM_START + 32,
3009   EL_CUSTOM_START + 33,
3010   EL_CUSTOM_START + 34,
3011   EL_CUSTOM_START + 35,
3012
3013   EL_CUSTOM_START + 36,
3014   EL_CUSTOM_START + 37,
3015   EL_CUSTOM_START + 38,
3016   EL_CUSTOM_START + 39,
3017
3018   EL_CUSTOM_START + 40,
3019   EL_CUSTOM_START + 41,
3020   EL_CUSTOM_START + 42,
3021   EL_CUSTOM_START + 43,
3022
3023   EL_CUSTOM_START + 44,
3024   EL_CUSTOM_START + 45,
3025   EL_CUSTOM_START + 46,
3026   EL_CUSTOM_START + 47,
3027
3028   EL_CUSTOM_START + 48,
3029   EL_CUSTOM_START + 49,
3030   EL_CUSTOM_START + 50,
3031   EL_CUSTOM_START + 51,
3032
3033   EL_CUSTOM_START + 52,
3034   EL_CUSTOM_START + 53,
3035   EL_CUSTOM_START + 54,
3036   EL_CUSTOM_START + 55,
3037
3038   EL_CUSTOM_START + 56,
3039   EL_CUSTOM_START + 57,
3040   EL_CUSTOM_START + 58,
3041   EL_CUSTOM_START + 59,
3042
3043   EL_CUSTOM_START + 60,
3044   EL_CUSTOM_START + 61,
3045   EL_CUSTOM_START + 62,
3046   EL_CUSTOM_START + 63,
3047
3048   EL_CUSTOM_START + 64,
3049   EL_CUSTOM_START + 65,
3050   EL_CUSTOM_START + 66,
3051   EL_CUSTOM_START + 67,
3052
3053   EL_CUSTOM_START + 68,
3054   EL_CUSTOM_START + 69,
3055   EL_CUSTOM_START + 70,
3056   EL_CUSTOM_START + 71,
3057
3058   EL_CUSTOM_START + 72,
3059   EL_CUSTOM_START + 73,
3060   EL_CUSTOM_START + 74,
3061   EL_CUSTOM_START + 75,
3062
3063   EL_CUSTOM_START + 76,
3064   EL_CUSTOM_START + 77,
3065   EL_CUSTOM_START + 78,
3066   EL_CUSTOM_START + 79,
3067
3068   EL_CUSTOM_START + 80,
3069   EL_CUSTOM_START + 81,
3070   EL_CUSTOM_START + 82,
3071   EL_CUSTOM_START + 83,
3072
3073   EL_CUSTOM_START + 84,
3074   EL_CUSTOM_START + 85,
3075   EL_CUSTOM_START + 86,
3076   EL_CUSTOM_START + 87,
3077
3078   EL_CUSTOM_START + 88,
3079   EL_CUSTOM_START + 89,
3080   EL_CUSTOM_START + 90,
3081   EL_CUSTOM_START + 91,
3082
3083   EL_CUSTOM_START + 92,
3084   EL_CUSTOM_START + 93,
3085   EL_CUSTOM_START + 94,
3086   EL_CUSTOM_START + 95,
3087
3088   EL_CUSTOM_START + 96,
3089   EL_CUSTOM_START + 97,
3090   EL_CUSTOM_START + 98,
3091   EL_CUSTOM_START + 99,
3092
3093   EL_CUSTOM_START + 100,
3094   EL_CUSTOM_START + 101,
3095   EL_CUSTOM_START + 102,
3096   EL_CUSTOM_START + 103,
3097
3098   EL_CUSTOM_START + 104,
3099   EL_CUSTOM_START + 105,
3100   EL_CUSTOM_START + 106,
3101   EL_CUSTOM_START + 107,
3102
3103   EL_CUSTOM_START + 108,
3104   EL_CUSTOM_START + 109,
3105   EL_CUSTOM_START + 110,
3106   EL_CUSTOM_START + 111,
3107
3108   EL_CUSTOM_START + 112,
3109   EL_CUSTOM_START + 113,
3110   EL_CUSTOM_START + 114,
3111   EL_CUSTOM_START + 115,
3112
3113   EL_CUSTOM_START + 116,
3114   EL_CUSTOM_START + 117,
3115   EL_CUSTOM_START + 118,
3116   EL_CUSTOM_START + 119,
3117
3118   EL_CUSTOM_START + 120,
3119   EL_CUSTOM_START + 121,
3120   EL_CUSTOM_START + 122,
3121   EL_CUSTOM_START + 123,
3122
3123   EL_CUSTOM_START + 124,
3124   EL_CUSTOM_START + 125,
3125   EL_CUSTOM_START + 126,
3126   EL_CUSTOM_START + 127
3127 };
3128 static int *editor_hl_custom_ptr = editor_hl_custom;
3129 static int *editor_el_custom_ptr = editor_el_custom;
3130 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3131 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3132
3133 static int editor_hl_custom_more[] =
3134 {
3135 };
3136
3137 static int editor_el_custom_more[] =
3138 {
3139   EL_CUSTOM_START + 128,
3140   EL_CUSTOM_START + 129,
3141   EL_CUSTOM_START + 130,
3142   EL_CUSTOM_START + 131,
3143
3144   EL_CUSTOM_START + 132,
3145   EL_CUSTOM_START + 133,
3146   EL_CUSTOM_START + 134,
3147   EL_CUSTOM_START + 135,
3148
3149   EL_CUSTOM_START + 136,
3150   EL_CUSTOM_START + 137,
3151   EL_CUSTOM_START + 138,
3152   EL_CUSTOM_START + 139,
3153
3154   EL_CUSTOM_START + 140,
3155   EL_CUSTOM_START + 141,
3156   EL_CUSTOM_START + 142,
3157   EL_CUSTOM_START + 143,
3158
3159   EL_CUSTOM_START + 144,
3160   EL_CUSTOM_START + 145,
3161   EL_CUSTOM_START + 146,
3162   EL_CUSTOM_START + 147,
3163
3164   EL_CUSTOM_START + 148,
3165   EL_CUSTOM_START + 149,
3166   EL_CUSTOM_START + 150,
3167   EL_CUSTOM_START + 151,
3168
3169   EL_CUSTOM_START + 152,
3170   EL_CUSTOM_START + 153,
3171   EL_CUSTOM_START + 154,
3172   EL_CUSTOM_START + 155,
3173
3174   EL_CUSTOM_START + 156,
3175   EL_CUSTOM_START + 157,
3176   EL_CUSTOM_START + 158,
3177   EL_CUSTOM_START + 159,
3178
3179   EL_CUSTOM_START + 160,
3180   EL_CUSTOM_START + 161,
3181   EL_CUSTOM_START + 162,
3182   EL_CUSTOM_START + 163,
3183
3184   EL_CUSTOM_START + 164,
3185   EL_CUSTOM_START + 165,
3186   EL_CUSTOM_START + 166,
3187   EL_CUSTOM_START + 167,
3188
3189   EL_CUSTOM_START + 168,
3190   EL_CUSTOM_START + 169,
3191   EL_CUSTOM_START + 170,
3192   EL_CUSTOM_START + 171,
3193
3194   EL_CUSTOM_START + 172,
3195   EL_CUSTOM_START + 173,
3196   EL_CUSTOM_START + 174,
3197   EL_CUSTOM_START + 175,
3198
3199   EL_CUSTOM_START + 176,
3200   EL_CUSTOM_START + 177,
3201   EL_CUSTOM_START + 178,
3202   EL_CUSTOM_START + 179,
3203
3204   EL_CUSTOM_START + 180,
3205   EL_CUSTOM_START + 181,
3206   EL_CUSTOM_START + 182,
3207   EL_CUSTOM_START + 183,
3208
3209   EL_CUSTOM_START + 184,
3210   EL_CUSTOM_START + 185,
3211   EL_CUSTOM_START + 186,
3212   EL_CUSTOM_START + 187,
3213
3214   EL_CUSTOM_START + 188,
3215   EL_CUSTOM_START + 189,
3216   EL_CUSTOM_START + 190,
3217   EL_CUSTOM_START + 191,
3218
3219   EL_CUSTOM_START + 192,
3220   EL_CUSTOM_START + 193,
3221   EL_CUSTOM_START + 194,
3222   EL_CUSTOM_START + 195,
3223
3224   EL_CUSTOM_START + 196,
3225   EL_CUSTOM_START + 197,
3226   EL_CUSTOM_START + 198,
3227   EL_CUSTOM_START + 199,
3228
3229   EL_CUSTOM_START + 200,
3230   EL_CUSTOM_START + 201,
3231   EL_CUSTOM_START + 202,
3232   EL_CUSTOM_START + 203,
3233
3234   EL_CUSTOM_START + 204,
3235   EL_CUSTOM_START + 205,
3236   EL_CUSTOM_START + 206,
3237   EL_CUSTOM_START + 207,
3238
3239   EL_CUSTOM_START + 208,
3240   EL_CUSTOM_START + 209,
3241   EL_CUSTOM_START + 210,
3242   EL_CUSTOM_START + 211,
3243
3244   EL_CUSTOM_START + 212,
3245   EL_CUSTOM_START + 213,
3246   EL_CUSTOM_START + 214,
3247   EL_CUSTOM_START + 215,
3248
3249   EL_CUSTOM_START + 216,
3250   EL_CUSTOM_START + 217,
3251   EL_CUSTOM_START + 218,
3252   EL_CUSTOM_START + 219,
3253
3254   EL_CUSTOM_START + 220,
3255   EL_CUSTOM_START + 221,
3256   EL_CUSTOM_START + 222,
3257   EL_CUSTOM_START + 223,
3258
3259   EL_CUSTOM_START + 224,
3260   EL_CUSTOM_START + 225,
3261   EL_CUSTOM_START + 226,
3262   EL_CUSTOM_START + 227,
3263
3264   EL_CUSTOM_START + 228,
3265   EL_CUSTOM_START + 229,
3266   EL_CUSTOM_START + 230,
3267   EL_CUSTOM_START + 231,
3268
3269   EL_CUSTOM_START + 232,
3270   EL_CUSTOM_START + 233,
3271   EL_CUSTOM_START + 234,
3272   EL_CUSTOM_START + 235,
3273
3274   EL_CUSTOM_START + 236,
3275   EL_CUSTOM_START + 237,
3276   EL_CUSTOM_START + 238,
3277   EL_CUSTOM_START + 239,
3278
3279   EL_CUSTOM_START + 240,
3280   EL_CUSTOM_START + 241,
3281   EL_CUSTOM_START + 242,
3282   EL_CUSTOM_START + 243,
3283
3284   EL_CUSTOM_START + 244,
3285   EL_CUSTOM_START + 245,
3286   EL_CUSTOM_START + 246,
3287   EL_CUSTOM_START + 247,
3288
3289   EL_CUSTOM_START + 248,
3290   EL_CUSTOM_START + 249,
3291   EL_CUSTOM_START + 250,
3292   EL_CUSTOM_START + 251,
3293
3294   EL_CUSTOM_START + 252,
3295   EL_CUSTOM_START + 253,
3296   EL_CUSTOM_START + 254,
3297   EL_CUSTOM_START + 255
3298 };
3299 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3300 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3301 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3302 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3303
3304 static int editor_hl_group[] =
3305 {
3306   EL_CHAR('G'),
3307   EL_CHAR('R'),
3308   EL_CHAR('O'),
3309   EL_CHAR('U'),
3310
3311   EL_CHAR('P'),
3312   EL_CHAR(' '),
3313   EL_CHAR(' '),
3314   EL_CHAR(' '),
3315
3316   EL_CHAR('E'),
3317   EL_CHAR('L'),
3318   EL_CHAR('E'),
3319   EL_CHAR('M'),
3320
3321   EL_CHAR('E'),
3322   EL_CHAR('N'),
3323   EL_CHAR('T'),
3324   EL_CHAR('S'),
3325 };
3326
3327 static int editor_el_group[] =
3328 {
3329   EL_GROUP_START + 0,
3330   EL_GROUP_START + 1,
3331   EL_GROUP_START + 2,
3332   EL_GROUP_START + 3,
3333
3334   EL_GROUP_START + 4,
3335   EL_GROUP_START + 5,
3336   EL_GROUP_START + 6,
3337   EL_GROUP_START + 7,
3338
3339   EL_GROUP_START + 8,
3340   EL_GROUP_START + 9,
3341   EL_GROUP_START + 10,
3342   EL_GROUP_START + 11,
3343
3344   EL_GROUP_START + 12,
3345   EL_GROUP_START + 13,
3346   EL_GROUP_START + 14,
3347   EL_GROUP_START + 15
3348 };
3349 static int *editor_hl_group_ptr = editor_hl_group;
3350 static int *editor_el_group_ptr = editor_el_group;
3351 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3352 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3353
3354 static int editor_hl_group_more[] =
3355 {
3356 };
3357
3358 static int editor_el_group_more[] =
3359 {
3360   EL_GROUP_START + 16,
3361   EL_GROUP_START + 17,
3362   EL_GROUP_START + 18,
3363   EL_GROUP_START + 19,
3364
3365   EL_GROUP_START + 20,
3366   EL_GROUP_START + 21,
3367   EL_GROUP_START + 22,
3368   EL_GROUP_START + 23,
3369
3370   EL_GROUP_START + 24,
3371   EL_GROUP_START + 25,
3372   EL_GROUP_START + 26,
3373   EL_GROUP_START + 27,
3374
3375   EL_GROUP_START + 28,
3376   EL_GROUP_START + 29,
3377   EL_GROUP_START + 30,
3378   EL_GROUP_START + 31
3379 };
3380 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3381 static int *editor_el_group_more_ptr = editor_el_group_more;
3382 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3383 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3384
3385 static int editor_hl_user_defined[] =
3386 {
3387   EL_CHAR('U'),
3388   EL_CHAR('S'),
3389   EL_CHAR('E'),
3390   EL_CHAR('R'),
3391
3392   EL_CHAR('D'),
3393   EL_CHAR('E'),
3394   EL_CHAR('F'),
3395   EL_CHAR('I'),
3396
3397   EL_CHAR('-'),
3398   EL_CHAR('N'),
3399   EL_CHAR('E'),
3400   EL_CHAR('D'),
3401 };
3402
3403 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3404 static int *editor_el_user_defined_ptr = NULL;
3405 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3406 static int num_editor_el_user_defined = 0;
3407
3408 static int editor_hl_empty[] = { };
3409 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3410
3411 static int *editor_hl_empty_ptr = editor_hl_empty;
3412 static int *editor_el_empty_ptr = editor_el_empty;
3413 static int num_editor_hl_empty = 0;
3414 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3415
3416 static boolean use_el_empty = FALSE;
3417
3418 static int *editor_elements = NULL;     /* dynamically allocated */
3419 static int num_editor_elements = 0;     /* dynamically determined */
3420
3421 static struct
3422 {
3423   boolean *setup_value;
3424
3425   int **headline_list;
3426   int *headline_list_size;
3427
3428   int **element_list;
3429   int *element_list_size;
3430
3431   boolean last_setup_value;
3432 }
3433 editor_elements_info[] =
3434 {
3435   {
3436     &setup.editor.el_boulderdash,
3437     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3438     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3439   },
3440   {
3441     &setup.editor.el_emerald_mine,
3442     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3443     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3444   },
3445   {
3446     &setup.editor.el_more,
3447     &editor_hl_more_ptr,                &num_editor_hl_more,
3448     &editor_el_more_ptr,                &num_editor_el_more
3449   },
3450   {
3451     &setup.editor.el_sokoban,
3452     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3453     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3454   },
3455   {
3456     &setup.editor.el_supaplex,
3457     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3458     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3459   },
3460   {
3461     &setup.editor.el_diamond_caves,
3462     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3463     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3464   },
3465   {
3466     &setup.editor.el_dx_boulderdash,
3467     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3468     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3469   },
3470   {
3471     &setup.editor.el_chars,
3472     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3473     &editor_el_chars_ptr,               &num_editor_el_chars
3474   },
3475   {
3476     &setup.editor.el_custom,
3477     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3478     &editor_el_custom_ptr,              &num_editor_el_custom
3479   },
3480   {
3481     &setup.editor.el_custom_more,
3482     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3483     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3484   },
3485   {
3486     &setup.editor.el_custom,
3487     &editor_hl_group_ptr,               &num_editor_hl_group,
3488     &editor_el_group_ptr,               &num_editor_el_group
3489   },
3490   {
3491     &setup.editor.el_custom_more,
3492     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3493     &editor_el_group_more_ptr,          &num_editor_el_group_more
3494   },
3495   {
3496     &setup.editor.el_user_defined,
3497     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3498     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3499   },
3500   {
3501     &use_el_empty,
3502     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3503     &editor_el_empty_ptr,               &num_editor_el_empty,
3504   },
3505   {
3506     NULL,
3507     NULL,                               NULL,
3508     NULL,                               NULL
3509   }
3510 };
3511
3512 #if 0
3513
3514 static struct
3515 {
3516   short element;
3517   short element_mapped;
3518 }
3519 forum_sketch_element_mapping[] =
3520 {
3521   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3522   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3523   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3524   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3525   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3526   { EL_WALL_EMERALD,                    EL_WALL                 },
3527   { EL_WALL_DIAMOND,                    EL_WALL                 },
3528   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3529   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3530   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3531   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3532   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3533   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3534   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3535   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3536   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3537   { EL_BD_WALL,                         EL_WALL                 },
3538
3539   { EL_BD_ROCK,                         EL_ROCK                 },
3540
3541   { EL_SP_ZONK,                         EL_ROCK                 },
3542   { EL_SP_BASE,                         EL_SAND                 },
3543   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3544   { EL_SP_INFOTRON,                     EL_EMERALD              },
3545   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3546   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3547   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3548   { EL_SP_DISK_RED,                     EL_BOMB                 },
3549   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3550   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3551   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3552   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3553   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3554   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3555   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3556   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3557   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3558   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3559   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3560   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3561   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3562   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3563   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3564   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3565   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3566   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3567   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3568   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3569   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3570   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3571   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3572   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3573   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3574   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3575   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3576   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3577   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3578   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3579
3580   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3581
3582   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3583
3584   { EL_DIAMOND,                         EL_EMERALD              },
3585   { EL_BD_DIAMOND,                      EL_EMERALD              },
3586   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3587   { EL_EMERALD_RED,                     EL_EMERALD              },
3588   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3589
3590   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3591   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3592   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3593   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3594   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3595   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3596   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3597
3598   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3599
3600   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3601   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3602   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3603
3604   { EL_EM_KEY_1,                        EL_KEY_1                },
3605   { EL_EM_KEY_2,                        EL_KEY_2                },
3606   { EL_EM_KEY_3,                        EL_KEY_3                },
3607   { EL_EM_KEY_4,                        EL_KEY_4                },
3608
3609   { EL_EM_GATE_1,                       EL_GATE_1               },
3610   { EL_EM_GATE_2,                       EL_GATE_2               },
3611   { EL_EM_GATE_3,                       EL_GATE_3               },
3612   { EL_EM_GATE_4,                       EL_GATE_4               },
3613
3614   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3615   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3616   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3617   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3618
3619   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3620   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3621   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3622
3623   { EL_PACMAN,                          EL_YAMYAM               },
3624   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3625
3626   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3627
3628   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3629   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3630   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3631   { EL_BLACK_ORB,                       EL_BOMB                 },
3632   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3633
3634   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3635   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3636   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3637   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3638
3639   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3640   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3641   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3642   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3643
3644   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3645   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3646   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3647   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3648
3649   { EL_PLAYER_2,                        EL_PLAYER_1             },
3650   { EL_PLAYER_3,                        EL_PLAYER_1             },
3651   { EL_PLAYER_4,                        EL_PLAYER_1             },
3652
3653   { EL_BUG_RIGHT,                       EL_BUG                  },
3654   { EL_BUG_UP,                          EL_BUG                  },
3655   { EL_BUG_LEFT,                        EL_BUG                  },
3656   { EL_BUG_DOWN,                        EL_BUG                  },
3657
3658   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3659   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3660   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3661   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3662
3663   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3664   { EL_PACMAN_UP,                       EL_YAMYAM               },
3665   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3666   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3667
3668   { -1,                                 -1                      }
3669 };
3670
3671 static struct
3672 {
3673   short element;
3674   char *element_string;
3675 }
3676 forum_sketch_element_strings[] =
3677 {
3678   { EL_PLAYER_1,                "p" },
3679   { EL_EMPTY,                   "_" },
3680   { EL_SAND,                    "s" },
3681   { EL_ROCK,                    "b" },
3682   { EL_EMERALD,                 "e" },
3683   { EL_BUG,                     "u" },
3684   { EL_SPACESHIP,               "h" },
3685   { EL_BD_FIREFLY,              "f" },
3686   { EL_BD_BUTTERFLY,            "b" },
3687   { EL_AMOEBA,                  "a" },
3688   { EL_YAMYAM,                  "y" },
3689   { EL_WALL,                    "w" },
3690   { EL_STEELWALL,               "t" },
3691   { EL_MAGIC_WALL,              "m" },
3692   { EL_EXIT_OPEN,               "x" },
3693   { EL_DYNAMITE,                "d" },
3694   { EL_KEY_1,                   "1" },
3695   { EL_KEY_2,                   "2" },
3696   { EL_KEY_3,                   "3" },
3697   { EL_KEY_4,                   "4" },
3698   { EL_GATE_1,                  "5" },
3699   { EL_GATE_2,                  "6" },
3700   { EL_GATE_3,                  "7" },
3701   { EL_GATE_4,                  "8" },
3702   { EL_GATE_1_GRAY,             "9" },
3703   { EL_BOMB,                    "@" },
3704   { EL_ROBOT,                   "r" },
3705   { EL_ROBOT_WHEEL,             "0" },
3706   { EL_NUT,                     "n" },
3707   { EL_CUSTOM_1,                "c" },
3708   { EL_CHAR_QUESTION,           "?" },
3709
3710   { -1,                         NULL }
3711 };
3712
3713 #endif
3714
3715
3716 /*
3717   -----------------------------------------------------------------------------
3718   functions
3719   -----------------------------------------------------------------------------
3720 */
3721
3722 static int getMaxInfoTextLength()
3723 {
3724   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3725 }
3726
3727 static int getTextWidthForGadget(char *text)
3728 {
3729   if (text == NULL)
3730     return 0;
3731
3732   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3733 }
3734
3735 static int getTextWidthForDrawingArea(char *text)
3736 {
3737   if (text == NULL)
3738     return 0;
3739
3740   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3741 }
3742
3743 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3744 {
3745   return (gi->x + gi->width + getTextWidthForGadget(text));
3746 }
3747
3748 static char *getElementInfoText(int element)
3749 {
3750   char *info_text = NULL;
3751
3752   if (element < NUM_FILE_ELEMENTS)
3753   {
3754     if (strlen(element_info[element].description) > 0)
3755       info_text = element_info[element].description;
3756     else if (element_info[element].custom_description != NULL)
3757       info_text = element_info[element].custom_description;
3758     else if (element_info[element].editor_description != NULL)
3759       info_text = element_info[element].editor_description;
3760   }
3761
3762   if (info_text == NULL)
3763     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3764
3765   return info_text;
3766 }
3767
3768 static void ReinitializeElementList()
3769 {
3770   static boolean initialized = FALSE;
3771   int pos = 0;
3772   int i, j;
3773
3774   checked_free(editor_elements);
3775
3776   if (!initialized)
3777   {
3778     /* initialize optional user defined element list */
3779     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3780                                      &num_editor_el_user_defined);
3781
3782     /* initialize list of empty elements (used for padding, if needed) */
3783     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3784       editor_el_empty[i] = EL_EMPTY;
3785
3786     /* do some sanity checks for each element from element list */
3787     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3788     {
3789       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3790       {
3791         int element = (*editor_elements_info[i].element_list)[j];
3792
3793         if (element >= NUM_FILE_ELEMENTS)
3794           Error(ERR_WARN, "editor element %d is runtime element", element);
3795
3796         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3797           Error(ERR_WARN, "no element description for element %d", element);
3798       }
3799     }
3800
3801     initialized = TRUE;
3802   }
3803
3804   num_editor_elements = 0;
3805   use_el_empty = FALSE;
3806
3807   /* determine size of element list */
3808   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3809   {
3810     if (*editor_elements_info[i].setup_value)
3811     {
3812       if (setup.editor.el_headlines)
3813         num_editor_elements += *editor_elements_info[i].headline_list_size;
3814
3815       num_editor_elements += *editor_elements_info[i].element_list_size;
3816     }
3817   }
3818
3819   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3820   {
3821     /* offer at least as many elements as element buttons exist */
3822     use_el_empty = TRUE;
3823     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3824
3825     num_editor_elements += num_editor_el_empty;
3826   }
3827
3828   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3829
3830   /* fill element list */
3831   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3832   {
3833     if (*editor_elements_info[i].setup_value)
3834     {
3835       if (setup.editor.el_headlines)
3836         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3837           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3838
3839       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3840         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3841     }
3842   }
3843
3844   /* correct position of element list scrollbar */
3845   if (element_shift < 0)
3846     element_shift = 0;
3847   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3848     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3849 }
3850
3851 void PrintEditorElementList()
3852 {
3853   boolean *stop = &setup.editor.el_user_defined;
3854   int i, j;
3855
3856   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3857   {
3858     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3859     {
3860       int element = (*editor_elements_info[i].headline_list)[j];
3861
3862       printf("# %s\n", element_info[element].token_name);
3863     }
3864
3865     if (j > 0)
3866       printf("#\n");
3867
3868     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3869     {
3870       int element = (*editor_elements_info[i].element_list)[j];
3871
3872       printf("# %s\n", element_info[element].token_name);
3873     }
3874
3875     if (j > 0)
3876       printf("#\n");
3877   }
3878 }
3879
3880 static void ReinitializeElementListButtons()
3881 {
3882   static boolean last_setup_value_headlines = FALSE;
3883   static boolean initialization_needed = TRUE;
3884   int i;
3885
3886   if (!initialization_needed)   /* check if editor element setup has changed */
3887   {
3888     if (last_setup_value_headlines != setup.editor.el_headlines)
3889       initialization_needed = TRUE;
3890
3891     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3892       if (editor_elements_info[i].last_setup_value !=
3893           *editor_elements_info[i].setup_value)
3894         initialization_needed = TRUE;
3895   }
3896
3897   if (!initialization_needed)
3898     return;
3899
3900   FreeLevelEditorGadgets();
3901   CreateLevelEditorGadgets();
3902
3903   /* store current setup values for next invocation of this function */
3904   last_setup_value_headlines = setup.editor.el_headlines;
3905   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3906     editor_elements_info[i].last_setup_value =
3907       *editor_elements_info[i].setup_value;
3908
3909   initialization_needed = FALSE;
3910 }
3911
3912 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3913                               boolean input)
3914 {
3915   int border_graphic =
3916     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3917   Bitmap *src_bitmap;
3918   int src_x, src_y;
3919   int num_mini_tilex = width  / MINI_TILEX + 1;
3920   int num_mini_tiley = height / MINI_TILEY + 1;
3921   int x, y;
3922
3923   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3924
3925   for (y = 0; y < num_mini_tiley; y++)
3926     for (x = 0; x < num_mini_tilex; x++)
3927       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3928                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3929                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3930
3931   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3932 }
3933
3934 static void DrawDrawingArea(int id)
3935 {
3936   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3937   int x, y;
3938
3939   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3940     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3941                        el2edimg(random_placement_background_element));
3942   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3943     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3944   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3945     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3946                        el2edimg(custom_element.gfx_element));
3947   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3948     for (y = 0; y < 3; y++)
3949       for (x = 0; x < 3; x++)
3950         DrawMiniGraphicExt(drawto,
3951                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3952                            el2edimg(custom_element.content[x][y]));
3953   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
3954     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3955                        el2edimg(custom_element.move_enter_element));
3956   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
3957     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3958                        el2edimg(custom_element.move_leave_element));
3959   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3960     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3961                        el2edimg(custom_element_change.target_element));
3962   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3963     for (y = 0; y < 3; y++)
3964       for (x = 0; x < 3; x++)
3965         DrawMiniGraphicExt(drawto,
3966                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3967                            el2edimg(custom_element_change.content[x][y]));
3968   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3969     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3970                        el2edimg(custom_element_change.trigger_element));
3971   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
3972     for (x = 0; x < group_element_info.num_elements; x++)
3973       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
3974                          el2edimg(group_element_info.element[x]));
3975   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3976            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3977   {
3978     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3979
3980     for (y = 0; y < 3; y++)
3981       for (x = 0; x < 3; x++)
3982         DrawMiniGraphicExt(drawto,
3983                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3984                            el2edimg(level.yamyam_content[nr][x][y]));
3985   }
3986 }
3987
3988 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3989 {
3990   int x,y;
3991   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3992   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3993
3994   BlitBitmap(drawto, drawto,
3995              SX + (dx == -1 ? MINI_TILEX : 0),
3996              SY + (dy == -1 ? MINI_TILEY : 0),
3997              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
3998              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
3999              SX + (dx == +1 ? MINI_TILEX : 0),
4000              SY + (dy == +1 ? MINI_TILEY : 0));
4001   if (dx)
4002   {
4003     x = (dx == 1 ? 0 : ed_fieldx - 1);
4004     for (y = 0; y < ed_fieldy; y++)
4005       DrawMiniElementOrWall(x, y, from_x, from_y);
4006   }
4007   else if (dy)
4008   {
4009     y = (dy == 1 ? 0 : ed_fieldy - 1);
4010     for (x = 0; x < ed_fieldx; x++)
4011       DrawMiniElementOrWall(x, y, from_x, from_y);
4012   }
4013
4014   redraw_mask |= REDRAW_FIELD;
4015   BackToFront();
4016 }
4017
4018 static void CreateControlButtons()
4019 {
4020   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4021   struct GadgetInfo *gi;
4022   unsigned long event_mask;
4023   int i;
4024
4025   /* create toolbox buttons */
4026   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4027   {
4028     int id = i;
4029     int width, height;
4030     int gd_xoffset, gd_yoffset;
4031     int gd_x1, gd_x2, gd_y1, gd_y2;
4032     int button_type;
4033     int radio_button_nr;
4034     boolean checked;
4035
4036     if (id == GADGET_ID_SINGLE_ITEMS ||
4037         id == GADGET_ID_CONNECTED_ITEMS ||
4038         id == GADGET_ID_LINE ||
4039         id == GADGET_ID_ARC ||
4040         id == GADGET_ID_TEXT ||
4041         id == GADGET_ID_RECTANGLE ||
4042         id == GADGET_ID_FILLED_BOX ||
4043         id == GADGET_ID_FLOOD_FILL ||
4044         id == GADGET_ID_GRAB_BRUSH ||
4045         id == GADGET_ID_PICK_ELEMENT ||
4046         id == GADGET_ID_CUSTOM_COPY_FROM ||
4047         id == GADGET_ID_CUSTOM_COPY_TO ||
4048         id == GADGET_ID_CUSTOM_EXCHANGE)
4049     {
4050       button_type = GD_TYPE_RADIO_BUTTON;
4051       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4052       checked = (id == drawing_function ? TRUE : FALSE);
4053       event_mask = GD_EVENT_PRESSED;
4054     }
4055     else
4056     {
4057       button_type = GD_TYPE_NORMAL_BUTTON;
4058       radio_button_nr = RADIO_NR_NONE;
4059       checked = FALSE;
4060
4061       if (id == GADGET_ID_WRAP_LEFT ||
4062           id == GADGET_ID_WRAP_RIGHT ||
4063           id == GADGET_ID_WRAP_UP ||
4064           id == GADGET_ID_WRAP_DOWN)
4065         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4066       else
4067         event_mask = GD_EVENT_RELEASED;
4068     }
4069
4070     if (id < ED_NUM_CTRL1_BUTTONS)
4071     {
4072       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4073       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4074
4075       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4076       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4077       width = ED_CTRL1_BUTTON_XSIZE;
4078       height = ED_CTRL1_BUTTON_YSIZE;
4079
4080       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4081       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4082       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4083       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4084     }
4085     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4086     {
4087       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4088       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4089
4090       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4091       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4092       width = ED_CTRL2_BUTTON_XSIZE;
4093       height = ED_CTRL2_BUTTON_YSIZE;
4094
4095       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4096       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4097       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4098       gd_y2 = 0;        /* no alternative graphic for these buttons */
4099     }
4100     else
4101     {
4102       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4103       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4104
4105       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4106       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4107       width = ED_CTRL3_BUTTON_XSIZE;
4108       height = ED_CTRL3_BUTTON_YSIZE;
4109
4110       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4111       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4112       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4113       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4114     }
4115
4116     gi = CreateGadget(GDI_CUSTOM_ID, id,
4117                       GDI_CUSTOM_TYPE_ID, i,
4118                       GDI_INFO_TEXT, control_info[i].text,
4119                       GDI_X, EX + gd_xoffset,
4120                       GDI_Y, EY + gd_yoffset,
4121                       GDI_WIDTH, width,
4122                       GDI_HEIGHT, height,
4123                       GDI_TYPE, button_type,
4124                       GDI_STATE, GD_BUTTON_UNPRESSED,
4125                       GDI_RADIO_NR, radio_button_nr,
4126                       GDI_CHECKED, checked,
4127                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4128                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4129                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4130                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4131                       GDI_EVENT_MASK, event_mask,
4132                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4133                       GDI_CALLBACK_ACTION, HandleControlButtons,
4134                       GDI_END);
4135
4136     if (gi == NULL)
4137       Error(ERR_EXIT, "cannot create gadget");
4138
4139     level_editor_gadget[id] = gi;
4140   }
4141
4142   /* create buttons for scrolling of drawing area and element list */
4143   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4144   {
4145     int id = scrollbutton_info[i].gadget_id;
4146     int x, y, width, height;
4147     int gd_x1, gd_x2, gd_y1, gd_y2;
4148
4149     x = scrollbutton_info[i].x;
4150     y = scrollbutton_info[i].y;
4151
4152     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4153
4154     if (id == GADGET_ID_SCROLL_LIST_UP ||
4155         id == GADGET_ID_SCROLL_LIST_DOWN)
4156     {
4157       x += DX;
4158       y += DY;
4159       width = ED_SCROLLBUTTON2_XSIZE;
4160       height = ED_SCROLLBUTTON2_YSIZE;
4161       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4162       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4163       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4164       gd_y2 = gd_y1;
4165     }
4166     else
4167     {
4168       x += SX;
4169       y += SY;
4170       width = ED_SCROLLBUTTON_XSIZE;
4171       height = ED_SCROLLBUTTON_YSIZE;
4172       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4173       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4174       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4175       gd_y2 = gd_y1;
4176     }
4177
4178     gi = CreateGadget(GDI_CUSTOM_ID, id,
4179                       GDI_CUSTOM_TYPE_ID, i,
4180                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4181                       GDI_X, x,
4182                       GDI_Y, y,
4183                       GDI_WIDTH, width,
4184                       GDI_HEIGHT, height,
4185                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4186                       GDI_STATE, GD_BUTTON_UNPRESSED,
4187                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4188                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4189                       GDI_EVENT_MASK, event_mask,
4190                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4191                       GDI_CALLBACK_ACTION, HandleControlButtons,
4192                       GDI_END);
4193
4194     if (gi == NULL)
4195       Error(ERR_EXIT, "cannot create gadget");
4196
4197     level_editor_gadget[id] = gi;
4198   }
4199
4200   /* create buttons for element list */
4201   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4202   {
4203     Bitmap *deco_bitmap;
4204     int deco_x, deco_y, deco_xpos, deco_ypos;
4205     int gd_xoffset, gd_yoffset;
4206     int gd_x1, gd_x2, gd_y;
4207     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4208     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4209     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4210     int element = editor_elements[i];
4211
4212     event_mask = GD_EVENT_RELEASED;
4213
4214     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4215     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4216
4217     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4218     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4219     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4220
4221     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4222     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4223     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4224
4225     gi = CreateGadget(GDI_CUSTOM_ID, id,
4226                       GDI_CUSTOM_TYPE_ID, i,
4227                       GDI_INFO_TEXT, getElementInfoText(element),
4228                       GDI_X, DX + gd_xoffset,
4229                       GDI_Y, DY + gd_yoffset,
4230                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4231                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4232                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4233                       GDI_STATE, GD_BUTTON_UNPRESSED,
4234                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4235                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4236                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4237                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4238                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4239                       GDI_DECORATION_SHIFTING, 1, 1,
4240                       GDI_EVENT_MASK, event_mask,
4241                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4242                       GDI_CALLBACK_ACTION, HandleControlButtons,
4243                       GDI_END);
4244
4245     if (gi == NULL)
4246       Error(ERR_EXIT, "cannot create gadget");
4247
4248     level_editor_gadget[id] = gi;
4249   }
4250 }
4251
4252 static void CreateCounterButtons()
4253 {
4254   int max_infotext_len = getMaxInfoTextLength();
4255   int i;
4256
4257   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4258   {
4259     int j;
4260     int x = SX + counterbutton_info[i].x;       /* down count button */
4261     int y = SY + counterbutton_info[i].y;
4262
4263     /* determine horizontal position to the right of specified gadget */
4264     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4265       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4266            ED_GADGET_TEXT_DISTANCE);
4267
4268     /* determine horizontal offset for leading text */
4269     if (counterbutton_info[i].text_left != NULL)
4270       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4271
4272     for (j = 0; j < 2; j++)
4273     {
4274       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4275       struct GadgetInfo *gi;
4276       int id = (j == 0 ?
4277                 counterbutton_info[i].gadget_id_down :
4278                 counterbutton_info[i].gadget_id_up);
4279       int gd_xoffset;
4280       int gd_x, gd_x1, gd_x2, gd_y;
4281       int x_size, y_size;
4282       unsigned long event_mask;
4283       char infotext[max_infotext_len + 1];
4284
4285       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4286
4287       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4288       {
4289         int sid = (j == 0 ?
4290                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4291                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4292
4293         event_mask |= GD_EVENT_RELEASED;
4294
4295         if (j == 1)
4296           x += 2 * ED_GADGET_DISTANCE;
4297         y += ED_GADGET_DISTANCE;
4298
4299         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4300         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4301         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4302         x_size = ED_SCROLLBUTTON_XSIZE;
4303         y_size = ED_SCROLLBUTTON_YSIZE;
4304       }
4305       else
4306       {
4307         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4308         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4309         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4310         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4311         x_size = ED_BUTTON_COUNT_XSIZE;
4312         y_size = ED_BUTTON_COUNT_YSIZE;
4313       }
4314
4315       sprintf(infotext, "%s counter value by 1, 5 or 10",
4316               (j == 0 ? "decrease" : "increase"));
4317
4318       gi = CreateGadget(GDI_CUSTOM_ID, id,
4319                         GDI_CUSTOM_TYPE_ID, i,
4320                         GDI_INFO_TEXT, infotext,
4321                         GDI_X, x,
4322                         GDI_Y, y,
4323                         GDI_WIDTH, x_size,
4324                         GDI_HEIGHT, y_size,
4325                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4326                         GDI_STATE, GD_BUTTON_UNPRESSED,
4327                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4328                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4329                         GDI_EVENT_MASK, event_mask,
4330                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4331                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4332                         GDI_END);
4333
4334       if (gi == NULL)
4335         Error(ERR_EXIT, "cannot create gadget");
4336
4337       level_editor_gadget[id] = gi;
4338       right_gadget_border[id] =
4339         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4340
4341       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4342
4343       if (j == 0)
4344       {
4345         int font_type = FONT_INPUT_1;
4346         int font_type_active = FONT_INPUT_1_ACTIVE;
4347         int gd_width = ED_WIN_COUNT_XSIZE;
4348
4349         id = counterbutton_info[i].gadget_id_text;
4350         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4351
4352         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4353         {
4354           font_type = FONT_LEVEL_NUMBER;
4355           font_type_active = FONT_LEVEL_NUMBER;
4356
4357           x += 2 * ED_GADGET_DISTANCE;
4358           y -= ED_GADGET_DISTANCE;
4359
4360           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4361           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4362           gd_width = ED_WIN_COUNT2_XSIZE;
4363         }
4364         else
4365         {
4366           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4367           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4368         }
4369
4370         gi = CreateGadget(GDI_CUSTOM_ID, id,
4371                           GDI_CUSTOM_TYPE_ID, i,
4372                           GDI_INFO_TEXT, "enter counter value",
4373                           GDI_X, x,
4374                           GDI_Y, y,
4375                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4376                           GDI_NUMBER_VALUE, 0,
4377                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4378                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4379                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4380                           GDI_TEXT_FONT, font_type,
4381                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4382                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4383                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4384                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4385                           GDI_DESIGN_WIDTH, gd_width,
4386                           GDI_EVENT_MASK, event_mask,
4387                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4388                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4389                           GDI_END);
4390
4391         if (gi == NULL)
4392           Error(ERR_EXIT, "cannot create gadget");
4393
4394         level_editor_gadget[id] = gi;
4395         right_gadget_border[id] =
4396           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4397
4398         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4399       }
4400     }
4401   }
4402 }
4403
4404 static void CreateDrawingAreas()
4405 {
4406   int i;
4407
4408   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4409   {
4410     struct GadgetInfo *gi;
4411     unsigned long event_mask;
4412     int id = drawingarea_info[i].gadget_id;
4413     int x = SX + drawingarea_info[i].x;
4414     int y = SY + drawingarea_info[i].y;
4415     int area_xsize = drawingarea_info[i].area_xsize;
4416     int area_ysize = drawingarea_info[i].area_ysize;
4417
4418     event_mask =
4419       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4420       GD_EVENT_OFF_BORDERS;
4421
4422     /* determine horizontal position to the right of specified gadget */
4423     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4424       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4425            ED_DRAWINGAREA_TEXT_DISTANCE);
4426
4427     /* determine horizontal offset for leading text */
4428     if (drawingarea_info[i].text_left != NULL)
4429       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4430
4431     gi = CreateGadget(GDI_CUSTOM_ID, id,
4432                       GDI_CUSTOM_TYPE_ID, i,
4433                       GDI_X, x,
4434                       GDI_Y, y,
4435                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4436                       GDI_AREA_SIZE, area_xsize, area_ysize,
4437                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4438                       GDI_EVENT_MASK, event_mask,
4439                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4440                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4441                       GDI_END);
4442
4443     if (gi == NULL)
4444       Error(ERR_EXIT, "cannot create gadget");
4445
4446     level_editor_gadget[id] = gi;
4447     right_gadget_border[id] =
4448       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4449   }
4450 }
4451
4452 static void CreateTextInputGadgets()
4453 {
4454   int max_infotext_len = getMaxInfoTextLength();
4455   int i;
4456
4457   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4458   {
4459     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4460     int gd_x, gd_y;
4461     struct GadgetInfo *gi;
4462     unsigned long event_mask;
4463     char infotext[MAX_OUTPUT_LINESIZE + 1];
4464     int id = textinput_info[i].gadget_id;
4465
4466     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4467
4468     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4469     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4470
4471     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4472     infotext[max_infotext_len] = '\0';
4473
4474     gi = CreateGadget(GDI_CUSTOM_ID, id,
4475                       GDI_CUSTOM_TYPE_ID, i,
4476                       GDI_INFO_TEXT, infotext,
4477                       GDI_X, SX + textinput_info[i].x,
4478                       GDI_Y, SY + textinput_info[i].y,
4479                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4480                       GDI_TEXT_VALUE, textinput_info[i].value,
4481                       GDI_TEXT_SIZE, textinput_info[i].size,
4482                       GDI_TEXT_FONT, FONT_INPUT_1,
4483                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4484                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4485                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4486                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4487                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4488                       GDI_EVENT_MASK, event_mask,
4489                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4490                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4491                       GDI_END);
4492
4493     if (gi == NULL)
4494       Error(ERR_EXIT, "cannot create gadget");
4495
4496     level_editor_gadget[id] = gi;
4497   }
4498 }
4499
4500 static void CreateTextAreaGadgets()
4501 {
4502   int max_infotext_len = getMaxInfoTextLength();
4503   int i;
4504
4505   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4506   {
4507     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4508     int gd_x, gd_y;
4509     struct GadgetInfo *gi;
4510     unsigned long event_mask;
4511     char infotext[MAX_OUTPUT_LINESIZE + 1];
4512     int id = textarea_info[i].gadget_id;
4513     int area_xsize = textarea_info[i].xsize;
4514     int area_ysize = textarea_info[i].ysize;
4515
4516     event_mask = GD_EVENT_TEXT_LEAVING;
4517
4518     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4519     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4520
4521     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4522     infotext[max_infotext_len] = '\0';
4523
4524     gi = CreateGadget(GDI_CUSTOM_ID, id,
4525                       GDI_CUSTOM_TYPE_ID, i,
4526                       GDI_INFO_TEXT, infotext,
4527                       GDI_X, SX + textarea_info[i].x,
4528                       GDI_Y, SY + textarea_info[i].y,
4529                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4530                       GDI_AREA_SIZE, area_xsize, area_ysize,
4531                       GDI_TEXT_FONT, FONT_INPUT_1,
4532                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4533                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4534                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4535                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4536                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4537                       GDI_EVENT_MASK, event_mask,
4538                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4539                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4540                       GDI_END);
4541
4542     if (gi == NULL)
4543       Error(ERR_EXIT, "cannot create gadget");
4544
4545     level_editor_gadget[id] = gi;
4546   }
4547 }
4548
4549 static void CreateSelectboxGadgets()
4550 {
4551   int max_infotext_len = getMaxInfoTextLength();
4552   int i, j;
4553
4554   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4555   {
4556     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4557     int gd_x, gd_y;
4558     struct GadgetInfo *gi;
4559     unsigned long event_mask;
4560     char infotext[MAX_OUTPUT_LINESIZE + 1];
4561     int id = selectbox_info[i].gadget_id;
4562     int x = SX + selectbox_info[i].x;
4563     int y = SY + selectbox_info[i].y;
4564
4565     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4566     {
4567       /* (we cannot use -1 for uninitialized values if we directly compare
4568          with results from strlen(), because the '<' and '>' operation will
4569          implicitely cast -1 to an unsigned integer value!) */
4570       selectbox_info[i].size = 0;
4571
4572       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4573         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4574           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4575
4576       selectbox_info[i].size++;         /* add one character empty space */
4577     }
4578
4579     event_mask = GD_EVENT_RELEASED |
4580       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4581
4582     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4583     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4584
4585     /* determine horizontal position to the right of specified gadget */
4586     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4587       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4588            ED_GADGET_TEXT_DISTANCE);
4589
4590     /* determine horizontal offset for leading text */
4591     if (selectbox_info[i].text_left != NULL)
4592       x += getTextWidthForGadget(selectbox_info[i].text_left);
4593
4594     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4595     infotext[max_infotext_len] = '\0';
4596
4597     gi = CreateGadget(GDI_CUSTOM_ID, id,
4598                       GDI_CUSTOM_TYPE_ID, i,
4599                       GDI_INFO_TEXT, infotext,
4600                       GDI_X, x,
4601                       GDI_Y, y,
4602                       GDI_TYPE, GD_TYPE_SELECTBOX,
4603                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4604                       GDI_TEXT_SIZE, selectbox_info[i].size,
4605                       GDI_TEXT_FONT, FONT_INPUT_1,
4606                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4607                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4608                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4609                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4610                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4611                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4612                       GDI_EVENT_MASK, event_mask,
4613                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4614                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4615                       GDI_END);
4616
4617     if (gi == NULL)
4618       Error(ERR_EXIT, "cannot create gadget");
4619
4620     level_editor_gadget[id] = gi;
4621     right_gadget_border[id] =
4622       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4623   }
4624 }
4625
4626 static void CreateTextbuttonGadgets()
4627 {
4628   int max_infotext_len = getMaxInfoTextLength();
4629   int i;
4630
4631   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4632   {
4633     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4634     int gd_x1, gd_x2, gd_y1, gd_y2;
4635     struct GadgetInfo *gi;
4636     unsigned long event_mask;
4637     char infotext[MAX_OUTPUT_LINESIZE + 1];
4638     int id = textbutton_info[i].gadget_id;
4639     int x = SX + textbutton_info[i].x;
4640     int y = SY + textbutton_info[i].y;
4641
4642     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4643       textbutton_info[i].size = strlen(textbutton_info[i].text);
4644
4645     event_mask = GD_EVENT_RELEASED;
4646
4647     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4648     {
4649       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4650       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4651       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4652       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4653     }
4654     else
4655     {
4656       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4657       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4658       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4659       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4660     }
4661
4662     sprintf(infotext, "%s", textbutton_info[i].infotext);
4663     infotext[max_infotext_len] = '\0';
4664
4665     /* determine horizontal position to the right of specified gadget */
4666     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4667       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4668            ED_GADGET_TEXT_DISTANCE);
4669
4670     /* determine horizontal offset for leading text */
4671     if (textbutton_info[i].text_left != NULL)
4672       x += getTextWidthForGadget(textbutton_info[i].text_left);
4673
4674     gi = CreateGadget(GDI_CUSTOM_ID, id,
4675                       GDI_CUSTOM_TYPE_ID, i,
4676                       GDI_INFO_TEXT, infotext,
4677                       GDI_X, x,
4678                       GDI_Y, y,
4679                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4680                       GDI_TEXT_VALUE, textbutton_info[i].text,
4681                       GDI_TEXT_SIZE, textbutton_info[i].size,
4682                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4683                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4684                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4685                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4686                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4687                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4688                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4689                       GDI_DECORATION_SHIFTING, 1, 1,
4690                       GDI_EVENT_MASK, event_mask,
4691                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4692                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4693                       GDI_END);
4694
4695     if (gi == NULL)
4696       Error(ERR_EXIT, "cannot create gadget");
4697
4698     level_editor_gadget[id] = gi;
4699     right_gadget_border[id] =
4700       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4701   }
4702 }
4703
4704 static void CreateGraphicbuttonGadgets()
4705 {
4706   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4707   struct GadgetInfo *gi;
4708   unsigned long event_mask;
4709   int i;
4710
4711   /* create buttons for scrolling of drawing area and element list */
4712   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4713   {
4714     int id = graphicbutton_info[i].gadget_id;
4715     int gd_x1, gd_x2, gd_y1, gd_y2;
4716     int x = SX + graphicbutton_info[i].x;
4717     int y = SY + graphicbutton_info[i].y;
4718
4719     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4720
4721     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4722     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4723     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4724     gd_y2 = gd_y1;
4725
4726     /* determine horizontal position to the right of specified gadget */
4727     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4728       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4729            ED_GADGET_TEXT_DISTANCE);
4730
4731     /* determine horizontal offset for leading text */
4732     if (graphicbutton_info[i].text_left != NULL)
4733       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4734
4735     gi = CreateGadget(GDI_CUSTOM_ID, id,
4736                       GDI_CUSTOM_TYPE_ID, i,
4737                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4738                       GDI_X, x,
4739                       GDI_Y, y,
4740                       GDI_WIDTH, graphicbutton_info[i].width,
4741                       GDI_HEIGHT, graphicbutton_info[i].height,
4742                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4743                       GDI_STATE, GD_BUTTON_UNPRESSED,
4744                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4745                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4746                       GDI_EVENT_MASK, event_mask,
4747                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4748                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4749                       GDI_END);
4750
4751     if (gi == NULL)
4752       Error(ERR_EXIT, "cannot create gadget");
4753
4754     level_editor_gadget[id] = gi;
4755     right_gadget_border[id] =
4756       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4757   }
4758 }
4759
4760 static void CreateScrollbarGadgets()
4761 {
4762   int i;
4763
4764   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4765   {
4766     int id = scrollbar_info[i].gadget_id;
4767     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4768     int gd_x1, gd_x2, gd_y1, gd_y2;
4769     struct GadgetInfo *gi;
4770     int items_max, items_visible, item_position;
4771     unsigned long event_mask;
4772
4773     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4774     {
4775       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4776       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4777       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4778     }
4779     else        /* drawing area scrollbars */
4780     {
4781       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4782       {
4783         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4784         items_visible = ed_fieldx;
4785         item_position = 0;
4786       }
4787       else
4788       {
4789         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4790         items_visible = ed_fieldy;
4791         item_position = 0;
4792       }
4793     }
4794
4795     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4796
4797     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4798     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4799                       scrollbar_info[i].height : scrollbar_info[i].width));
4800     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4801     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4802
4803     gi = CreateGadget(GDI_CUSTOM_ID, id,
4804                       GDI_CUSTOM_TYPE_ID, i,
4805                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4806                       GDI_X, scrollbar_info[i].x,
4807                       GDI_Y, scrollbar_info[i].y,
4808                       GDI_WIDTH, scrollbar_info[i].width,
4809                       GDI_HEIGHT, scrollbar_info[i].height,
4810                       GDI_TYPE, scrollbar_info[i].type,
4811                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4812                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4813                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4814                       GDI_STATE, GD_BUTTON_UNPRESSED,
4815                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4816                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4817                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4818                       GDI_EVENT_MASK, event_mask,
4819                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4820                       GDI_CALLBACK_ACTION, HandleControlButtons,
4821                       GDI_END);
4822
4823     if (gi == NULL)
4824       Error(ERR_EXIT, "cannot create gadget");
4825
4826     level_editor_gadget[id] = gi;
4827   }
4828 }
4829
4830 static void CreateCheckbuttonGadgets()
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_CHECKBUTTONS; i++)
4847   {
4848     int id = checkbutton_info[i].gadget_id;
4849     int x = SX + checkbutton_info[i].x;
4850     int y = SY + checkbutton_info[i].y;
4851
4852     if (id == GADGET_ID_STICK_ELEMENT)
4853       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4854     else
4855       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4856
4857     /* determine horizontal position to the right of specified gadget */
4858     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4859       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4860            ED_GADGET_TEXT_DISTANCE);
4861
4862     /* determine horizontal offset for leading text */
4863     if (checkbutton_info[i].text_left != NULL)
4864       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4865
4866     gi = CreateGadget(GDI_CUSTOM_ID, id,
4867                       GDI_CUSTOM_TYPE_ID, i,
4868                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4869                       GDI_X, x,
4870                       GDI_Y, y,
4871                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4872                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4873                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4874                       GDI_CHECKED, *checkbutton_info[i].value,
4875                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4876                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4877                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4878                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4879                       GDI_EVENT_MASK, event_mask,
4880                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4881                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4882                       GDI_END);
4883
4884     if (gi == NULL)
4885       Error(ERR_EXIT, "cannot create gadget");
4886
4887     level_editor_gadget[id] = gi;
4888     right_gadget_border[id] =
4889       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4890   }
4891 }
4892
4893 static void CreateRadiobuttonGadgets()
4894 {
4895   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4896   struct GadgetInfo *gi;
4897   unsigned long event_mask;
4898   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4899   int i;
4900
4901   event_mask = GD_EVENT_PRESSED;
4902
4903   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4904   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4905   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4906   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4907   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4908
4909   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4910   {
4911     int id = radiobutton_info[i].gadget_id;
4912     int x = SX + radiobutton_info[i].x;
4913     int y = SY + radiobutton_info[i].y;
4914
4915     int checked =
4916       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4917
4918     /* determine horizontal position to the right of specified gadget */
4919     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4920       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4921            ED_GADGET_TEXT_DISTANCE);
4922
4923     /* determine horizontal offset for leading text */
4924     if (radiobutton_info[i].text_left != NULL)
4925       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4926
4927     gi = CreateGadget(GDI_CUSTOM_ID, id,
4928                       GDI_CUSTOM_TYPE_ID, i,
4929                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4930                       GDI_X, x,
4931                       GDI_Y, y,
4932                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4933                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4934                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4935                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4936                       GDI_CHECKED, checked,
4937                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4938                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4939                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4940                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4941                       GDI_EVENT_MASK, event_mask,
4942                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4943                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4944                       GDI_END);
4945
4946     if (gi == NULL)
4947       Error(ERR_EXIT, "cannot create gadget");
4948
4949     level_editor_gadget[id] = gi;
4950     right_gadget_border[id] =
4951       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4952   }
4953 }
4954
4955 void CreateLevelEditorGadgets()
4956 {
4957   int old_game_status = game_status;
4958
4959   /* setting 'game_status' is needed to get the right fonts for the editor */
4960   game_status = GAME_MODE_EDITOR;
4961
4962   ReinitializeElementList();
4963
4964   CreateControlButtons();
4965   CreateScrollbarGadgets();
4966
4967   /* order of function calls is important because of cross-references */
4968   CreateCheckbuttonGadgets();
4969   CreateCounterButtons();
4970   CreateRadiobuttonGadgets();
4971   CreateTextInputGadgets();
4972   CreateTextAreaGadgets();
4973   CreateSelectboxGadgets();
4974   CreateGraphicbuttonGadgets();
4975   CreateTextbuttonGadgets();
4976   CreateDrawingAreas();
4977
4978   game_status = old_game_status;
4979 }
4980
4981 void FreeLevelEditorGadgets()
4982 {
4983   int i;
4984
4985   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4986     FreeGadget(level_editor_gadget[i]);
4987 }
4988
4989 static void MapCounterButtons(int id)
4990 {
4991   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4992   int gadget_id_text = counterbutton_info[id].gadget_id_text;
4993   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4994   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
4995   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
4996   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
4997 #if 0
4998   char infotext[MAX_OUTPUT_LINESIZE + 1];
4999   int max_infotext_len = getMaxInfoTextLength();
5000   int xoffset_left = 0;
5001   int yoffset_left = ED_BORDER_SIZE;
5002   int xoffset_right = getCounterGadgetWidth();
5003   int yoffset_right = ED_BORDER_SIZE;
5004 #else
5005   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5006   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5007   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5008   int yoffset = ED_BORDER_SIZE;
5009   int x_left = gi_down->x - xoffset_left;
5010   int x_right = gi_up->x + gi_up->width + xoffset_right;
5011   int y_above = gi_down->y - yoffset_above;
5012   int x = gi_down->x;
5013   int y;        /* set after gadget position was modified */
5014 #endif
5015
5016   /* set position for "score" counter gadget */
5017   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
5018   {
5019     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5020     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5021     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5022   }
5023
5024   y = gi_up->y + yoffset;
5025
5026   if (counterbutton_info[id].text_above)
5027     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5028
5029   if (counterbutton_info[id].text_left)
5030     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5031
5032   if (counterbutton_info[id].text_right)
5033     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5034
5035   ModifyEditorCounter(id, *counterbutton_info[id].value);
5036
5037   MapGadget(gi_down);
5038   MapGadget(gi_text);
5039   MapGadget(gi_up);
5040 }
5041
5042 static void MapControlButtons()
5043 {
5044   int counter_id;
5045   int i;
5046
5047   /* map toolbox buttons (excluding special CE toolbox buttons) */
5048   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5049     MapGadget(level_editor_gadget[i]);
5050
5051   /* map buttons to select elements */
5052   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5053     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5054   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5055   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5056   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5057
5058   /* map buttons to select level */
5059   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5060   ModifyEditorCounterLimits(counter_id,
5061                             leveldir_current->first_level,
5062                             leveldir_current->last_level);
5063   MapCounterButtons(counter_id);
5064 }
5065
5066 static void MapDrawingArea(int id)
5067 {
5068   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5069   int area_xsize = gi->drawing.area_xsize;
5070   int area_ysize = gi->drawing.area_ysize;
5071   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5072   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5073   int x_left  = gi->x - xoffset_left;
5074   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5075   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5076   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5077   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5078
5079   if (drawingarea_info[id].text_left)
5080     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5081
5082   if (drawingarea_info[id].text_right)
5083     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5084
5085   if (drawingarea_info[id].text_below)
5086     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5087
5088   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5089   {
5090     DrawElementBorder(gi->x, gi->y,
5091                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5092
5093     DrawDrawingArea(id);
5094   }
5095
5096   MapGadget(gi);
5097 }
5098
5099 static void MapTextInputGadget(int id)
5100 {
5101   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5102   int xoffset_above = 0;
5103   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5104   int x_above = textinput_info[id].x + xoffset_above;
5105   int y_above = textinput_info[id].y + yoffset_above;
5106
5107   if (textinput_info[id].text_above)
5108     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5109
5110   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5111
5112   MapGadget(gi);
5113 }
5114
5115 static void MapTextAreaGadget(int id)
5116 {
5117   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5118   int xoffset_above = 0;
5119   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5120   int x_above = textarea_info[id].x + xoffset_above;
5121   int y_above = textarea_info[id].y + yoffset_above;
5122
5123   if (textarea_info[id].text_above)
5124     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5125
5126   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5127
5128   MapGadget(gi);
5129 }
5130
5131 static void MapSelectboxGadget(int id)
5132 {
5133   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5134   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5135   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5136   int yoffset = ED_BORDER_SIZE;
5137   int x_left = gi->x - xoffset_left;
5138   int x_right = gi->x + gi->width + xoffset_right;
5139   int y = gi->y + yoffset;
5140
5141   if (selectbox_info[id].text_left)
5142     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5143
5144   if (selectbox_info[id].text_right)
5145     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5146
5147   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5148
5149   MapGadget(gi);
5150 }
5151
5152 static void MapTextbuttonGadget(int id)
5153 {
5154   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5155   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5156   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5157   int yoffset = ED_BORDER_SIZE;
5158   int x_left = gi->x - xoffset_left;
5159   int x_right = gi->x + gi->width + xoffset_right;
5160   int y = gi->y + yoffset;
5161
5162   /* only show button to delete change pages when more than minimum pages */
5163   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5164       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5165     return;
5166
5167   if (textbutton_info[id].text_left)
5168     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5169
5170   if (textbutton_info[id].text_right)
5171     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5172
5173   MapGadget(gi);
5174 }
5175
5176 static void MapGraphicbuttonGadget(int id)
5177 {
5178   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5179   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5180   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5181   int yoffset = ED_BORDER_SIZE;
5182   int x_left = gi->x - xoffset_left;
5183   int x_right = gi->x + gi->width + xoffset_right;
5184   int y = gi->y + yoffset;
5185
5186   if (graphicbutton_info[id].text_left)
5187     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5188
5189   if (graphicbutton_info[id].text_right)
5190     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5191
5192   MapGadget(gi);
5193 }
5194
5195 static void MapRadiobuttonGadget(int id)
5196 {
5197   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5198   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5199   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5200   int yoffset = ED_BORDER_SIZE;
5201   int x_left = gi->x - xoffset_left;
5202   int x_right = gi->x + gi->width + xoffset_right;
5203   int y = gi->y + yoffset;
5204   boolean checked =
5205     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5206
5207   if (radiobutton_info[id].text_left)
5208     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5209
5210   if (radiobutton_info[id].text_right)
5211     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5212
5213   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5214
5215   MapGadget(gi);
5216 }
5217
5218 static void MapCheckbuttonGadget(int id)
5219 {
5220   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5221   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5222   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5223   int yoffset = ED_BORDER_SIZE;
5224   int x_left = gi->x - xoffset_left;
5225   int x_right = gi->x + gi->width + xoffset_right;
5226   int y;        /* set after gadget position was modified */
5227
5228   /* set position for "stickybutton" and "can move into acid" gadgets */
5229   if (id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
5230     ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5231
5232   y = gi->y + yoffset;
5233
5234   if (checkbutton_info[id].text_left)
5235     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5236
5237   if (checkbutton_info[id].text_right)
5238     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5239
5240   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5241
5242   MapGadget(gi);
5243 }
5244
5245 static void MapMainDrawingArea()
5246 {
5247   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5248   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5249   int i;
5250
5251   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5252   {
5253     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5254           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5255          no_horizontal_scrollbar) ||
5256         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5257           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5258          no_vertical_scrollbar))
5259       continue;
5260
5261     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5262   }
5263
5264   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5265   {
5266     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5267         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5268       continue;
5269
5270     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5271   }
5272
5273   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5274 }
5275
5276 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5277 {
5278   int i;
5279
5280   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5281   {
5282     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5283         i == GADGET_ID_CUSTOM_COPY_TO ||
5284         i == GADGET_ID_CUSTOM_EXCHANGE)
5285     {
5286       if (map)
5287         MapGadget(level_editor_gadget[i]);
5288       else
5289         UnmapGadget(level_editor_gadget[i]);
5290     }
5291   }
5292 }
5293
5294 static void MapLevelEditorToolboxCustomGadgets()
5295 {
5296   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5297 }
5298
5299 static void UnmapLevelEditorToolboxCustomGadgets()
5300 {
5301   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5302 }
5303
5304 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5305 {
5306   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5307   int i;
5308
5309   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5310   {
5311     if (i != GADGET_ID_SINGLE_ITEMS &&
5312         i != GADGET_ID_PROPERTIES &&
5313         i != GADGET_ID_PICK_ELEMENT)
5314     {
5315       struct GadgetInfo *gi = level_editor_gadget[i];
5316
5317       if (map)
5318         MapGadget(gi);
5319       else
5320       {
5321         UnmapGadget(gi);
5322
5323         BlitBitmap(gd_bitmap, drawto,
5324                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5325                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5326                    gi->width, gi->height, gi->x, gi->y);
5327
5328         redraw_mask |= REDRAW_DOOR_3;
5329       }
5330     }
5331   }
5332 }
5333
5334 static void MapLevelEditorToolboxDrawingGadgets()
5335 {
5336   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5337 }
5338
5339 static void UnmapLevelEditorToolboxDrawingGadgets()
5340 {
5341   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5342 }
5343
5344 static void UnmapDrawingArea(int id)
5345 {
5346   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5347 }
5348
5349 static void UnmapLevelEditorWindowGadgets()
5350 {
5351   int i;
5352
5353   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5354     if (level_editor_gadget[i]->x < SX + SXSIZE)
5355       UnmapGadget(level_editor_gadget[i]);
5356 }
5357
5358 void UnmapLevelEditorGadgets()
5359 {
5360   int i;
5361
5362   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5363     UnmapGadget(level_editor_gadget[i]);
5364 }
5365
5366 static void ResetUndoBuffer()
5367 {
5368   undo_buffer_position = -1;
5369   undo_buffer_steps = -1;
5370   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5371 }
5372
5373 static void DrawEditModeWindow()
5374 {
5375   ModifyEditorElementList();
5376   RedrawDrawingElements();
5377
5378   if (edit_mode == ED_MODE_INFO)
5379     DrawLevelInfoWindow();
5380   else if (edit_mode == ED_MODE_PROPERTIES)
5381     DrawPropertiesWindow();
5382   else  /* edit_mode == ED_MODE_DRAWING */
5383     DrawDrawingWindow();
5384 }
5385
5386 static boolean LevelChanged()
5387 {
5388   boolean level_changed = FALSE;
5389   int x, y;
5390
5391   for (y = 0; y < lev_fieldy; y++)
5392     for (x = 0; x < lev_fieldx; x++)
5393       if (Feld[x][y] != level.field[x][y])
5394         level_changed = TRUE;
5395
5396   return level_changed;
5397 }
5398
5399 static boolean LevelContainsPlayer()
5400 {
5401   boolean player_found = FALSE;
5402   int x, y;
5403
5404   for (y = 0; y < lev_fieldy; y++)
5405     for (x = 0; x < lev_fieldx; x++)
5406       if (Feld[x][y] == EL_PLAYER_1 ||
5407           Feld[x][y] == EL_SP_MURPHY)
5408         player_found = TRUE;
5409
5410   return player_found;
5411 }
5412
5413 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5414                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5415 {
5416   int x, y;
5417
5418   for (x = 0; x < lev_fieldx; x++)
5419     for (y = 0; y < lev_fieldy; y++)
5420       dst[x][y] = src[x][y];
5421 }
5422
5423 static int setSelectboxValue(int selectbox_id, int new_value)
5424 {
5425   int new_index_value = 0;
5426   int i;
5427
5428   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5429     if (selectbox_info[selectbox_id].options[i].value == new_value)
5430       new_index_value = i;
5431
5432   *selectbox_info[selectbox_id].value =
5433     selectbox_info[selectbox_id].options[new_index_value].value;
5434
5435   return new_index_value;
5436 }
5437
5438 static void copy_custom_element_settings(int element_from, int element_to)
5439 {
5440 #if 1
5441   struct ElementInfo ei_to_old = element_info[element_to];
5442   struct ElementInfo *ei_from = &element_info[element_from];
5443   struct ElementInfo *ei_to = &element_info[element_to];
5444   int i;
5445
5446   /* ---------- copy whole element structure ---------- */
5447   *ei_to = *ei_from;
5448
5449   /* ---------- restore structure pointers which cannot be copied ---------- */
5450   ei_to->token_name         = ei_to_old.token_name;
5451   ei_to->class_name         = ei_to_old.class_name;
5452   ei_to->editor_description = ei_to_old.editor_description;
5453   ei_to->custom_description = ei_to_old.custom_description;
5454   ei_to->change_page        = ei_to_old.change_page;
5455   ei_to->change             = ei_to_old.change;
5456   ei_to->group              = ei_to_old.group;
5457
5458   /* ---------- copy element base properties ---------- */
5459   Properties[element_to][EP_BITFIELD_BASE] =
5460     Properties[element_from][EP_BITFIELD_BASE];
5461
5462   /* ---------- reinitialize and copy change pages ---------- */
5463   setElementChangePages(ei_to, ei_to->num_change_pages);
5464
5465   for (i=0; i < ei_to->num_change_pages; i++)
5466     ei_to->change_page[i] = ei_from->change_page[i];
5467
5468   /* ---------- copy group element info ---------- */
5469   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5470     *ei_to->group = *ei_from->group;
5471
5472 #else
5473
5474   struct ElementInfo *ei_from = &element_info[element_from];
5475   struct ElementInfo *ei_to = &element_info[element_to];
5476   int i, x, y;
5477
5478   /* ---------- copy element description ---------- */
5479   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5480     ei_to->description[i] = ei_from->description[i];
5481
5482   /* ---------- copy element properties ---------- */
5483   Properties[element_to][EP_BITFIELD_BASE] =
5484     Properties[element_from][EP_BITFIELD_BASE];
5485
5486   /* ---------- copy custom property values ---------- */
5487
5488   ei_to->use_gfx_element = ei_from->use_gfx_element;
5489   ei_to->gfx_element = ei_from->gfx_element;
5490
5491   ei_to->collect_score = ei_from->collect_score;
5492   ei_to->collect_count = ei_from->collect_count;
5493
5494   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5495   ei_to->push_delay_random = ei_from->push_delay_random;
5496   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5497   ei_to->move_delay_random = ei_from->move_delay_random;
5498
5499   ei_to->move_pattern = ei_from->move_pattern;
5500   ei_to->move_direction_initial = ei_from->move_direction_initial;
5501   ei_to->move_stepsize = ei_from->move_stepsize;
5502
5503   ei_to->slippery_type = ei_from->slippery_type;
5504
5505   for (y = 0; y < 3; y++)
5506     for (x = 0; x < 3; x++)
5507       ei_to->content[x][y] = ei_from->content[x][y];
5508
5509   ei_to->num_change_pages = ei_from->num_change_pages;
5510   setElementChangePages(ei_to, ei_to->num_change_pages);
5511
5512   for (i=0; i < ei_to->num_change_pages; i++)
5513   {
5514     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
5515     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
5516
5517     /* always start with reliable default values */
5518     setElementChangeInfoToDefaults(change_to);
5519
5520     change_to->events = change_from->events;
5521
5522     change_to->target_element = change_from->target_element;
5523
5524     change_to->delay_fixed = change_from->delay_fixed;
5525     change_to->delay_random = change_from->delay_random;
5526     change_to->delay_frames = change_from->delay_frames;
5527
5528     change_to->trigger_element = change_from->trigger_element;
5529
5530     change_to->explode = change_from->explode;
5531     change_to->use_content = change_from->use_content;
5532     change_to->only_complete = change_from->only_complete;
5533     change_to->use_random_change = change_from->use_random_change;
5534
5535     change_to->random = change_from->random;
5536     change_to->power = change_from->power;
5537
5538     for (y = 0; y < 3; y++)
5539       for (x = 0; x < 3; x++)
5540         change_to->content[x][y] = change_from->content[x][y];
5541
5542     change_to->can_change = change_from->can_change;
5543
5544     change_to->trigger_side = change_from->trigger_side;
5545   }
5546 #endif
5547
5548   /* mark this custom element as modified */
5549   ei_to->modified_settings = TRUE;
5550 }
5551
5552 static void replace_custom_element_in_settings(int element_from,
5553                                                int element_to)
5554 {
5555   int i, j, x, y;
5556
5557   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5558   {
5559     struct ElementInfo *ei = &element_info[i];
5560
5561     for (y = 0; y < 3; y++)
5562       for (x = 0; x < 3; x++)
5563         if (ei->content[x][y] == element_from)
5564           ei->content[x][y] = element_to;
5565
5566     for (j = 0; j < ei->num_change_pages; j++)
5567     {
5568       struct ElementChangeInfo *change = &ei->change_page[j];
5569
5570       if (change->target_element == element_from)
5571         change->target_element = element_to;
5572
5573       if (change->trigger_element == element_from)
5574         change->trigger_element = element_to;
5575
5576       for (y = 0; y < 3; y++)
5577         for (x = 0; x < 3; x++)
5578           if (change->content[x][y] == element_from)
5579             change->content[x][y] = element_to;
5580     }
5581
5582     if (ei->group != NULL)                              /* group or internal */
5583       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5584         if (ei->group->element[j] == element_from)
5585           ei->group->element[j] = element_to;
5586   }
5587 }
5588
5589 static void replace_custom_element_in_playfield(int element_from,
5590                                                 int element_to)
5591 {
5592   int x, y;
5593
5594   for (x = 0; x < lev_fieldx; x++)
5595     for (y = 0; y < lev_fieldy; y++)
5596       if (Feld[x][y] == element_from)
5597         Feld[x][y] = element_to;
5598 }
5599
5600 static boolean CopyCustomElement(int element_old, int element_new,
5601                                  int copy_mode)
5602 {
5603   if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5604   {
5605     Request("Please choose custom element !", REQ_CONFIRM);
5606
5607     return FALSE;
5608   }
5609   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5610   {
5611     Request("Please choose group element !", REQ_CONFIRM);
5612
5613     return FALSE;
5614   }
5615
5616   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5617   {
5618     copy_custom_element_settings(element_new, element_old);
5619   }
5620   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5621   {
5622     copy_custom_element_settings(element_old, element_new);
5623   }
5624   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5625   {
5626     copy_custom_element_settings(element_old, EL_INTERNAL_EDITOR);
5627     copy_custom_element_settings(element_new, element_old);
5628     copy_custom_element_settings(EL_INTERNAL_EDITOR, element_new);
5629
5630     replace_custom_element_in_settings(element_old, EL_INTERNAL_EDITOR);
5631     replace_custom_element_in_settings(element_new, element_old);
5632     replace_custom_element_in_settings(EL_INTERNAL_EDITOR, element_new);
5633
5634     replace_custom_element_in_playfield(element_old, EL_INTERNAL_EDITOR);
5635     replace_custom_element_in_playfield(element_new, element_old);
5636     replace_custom_element_in_playfield(EL_INTERNAL_EDITOR, element_new);
5637   }
5638
5639   UpdateCustomElementGraphicGadgets();
5640   DrawPropertiesWindow();
5641
5642   return TRUE;
5643 }
5644
5645 static void CopyCustomElementPropertiesToEditor(int element)
5646 {
5647   int i;
5648   int current_change_page = element_info[element].current_change_page;
5649
5650   /* dynamically (re)build selectbox for selecting change page */
5651   for (i = 0; i < element_info[element].num_change_pages; i++)
5652   {
5653     sprintf(options_change_page_strings[i], "%d", i + 1);
5654
5655     options_change_page[i].value = i;
5656     options_change_page[i].text = options_change_page_strings[i];
5657   }
5658
5659   options_change_page[i].value = -1;
5660   options_change_page[i].text = NULL;
5661
5662   /* needed here to initialize combined element properties */
5663   InitElementPropertiesEngine(level.game_version);
5664
5665   element_info[element].change =
5666     &element_info[element].change_page[current_change_page];
5667
5668   custom_element = element_info[element];
5669   custom_element_change = *element_info[element].change;
5670
5671   /* needed to initially set selectbox value variables to reliable defaults */
5672   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5673     setSelectboxValue(i, *selectbox_info[i].value);
5674
5675   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5676     custom_element_properties[i] = HAS_PROPERTY(element, i);
5677
5678   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5679     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5680
5681   /* ---------- element settings: configure (custom elements) ------------- */
5682
5683   /* set accessible layer selectbox help value */
5684   custom_element.access_type =
5685     (IS_WALKABLE(element) ? EP_WALKABLE :
5686      IS_PASSABLE(element) ? EP_PASSABLE :
5687      custom_element.access_type);
5688   custom_element.access_layer =
5689     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5690      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5691      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5692      custom_element.access_layer);
5693   custom_element.access_protected =
5694     (IS_PROTECTED(element) ? 1 : 0);
5695   custom_element_properties[EP_ACCESSIBLE] =
5696     (IS_ACCESSIBLE_OVER(element) ||
5697      IS_ACCESSIBLE_INSIDE(element) ||
5698      IS_ACCESSIBLE_UNDER(element));
5699
5700   /* set walk-to-object action selectbox help value */
5701   custom_element.walk_to_action =
5702     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5703      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5704      IS_DROPPABLE(element) ? EP_DROPPABLE :
5705      IS_PUSHABLE(element) ? EP_PUSHABLE :
5706      custom_element.walk_to_action);
5707   custom_element_properties[EP_WALK_TO_OBJECT] =
5708     (IS_DIGGABLE(element) ||
5709      IS_COLLECTIBLE_ONLY(element) ||
5710      IS_DROPPABLE(element) ||
5711      IS_PUSHABLE(element));
5712
5713   /* set smash targets selectbox help value */
5714   custom_element.smash_targets =
5715     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5716      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5717      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5718      custom_element.smash_targets);
5719   custom_element_properties[EP_CAN_SMASH] =
5720     (CAN_SMASH_EVERYTHING(element) ||
5721      CAN_SMASH_ENEMIES(element) ||
5722      CAN_SMASH_PLAYER(element));
5723
5724   /* set deadliness selectbox help value */
5725   custom_element.deadliness =
5726     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5727      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5728      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5729      custom_element.deadliness);
5730   custom_element_properties[EP_DEADLY] =
5731     (DONT_TOUCH(element) ||
5732      DONT_COLLIDE_WITH(element) ||
5733      DONT_RUN_INTO(element));
5734
5735   /* set consistency selectbox help value */
5736   custom_element.consistency =
5737     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5738      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5739      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5740      CAN_EXPLODE_DYNA(element) ? EP_CAN_EXPLODE_DYNA :
5741      custom_element.consistency);
5742   custom_element_properties[EP_EXPLODE_RESULT] =
5743     (IS_INDESTRUCTIBLE(element) ||
5744      CAN_EXPLODE_1X1(element) ||
5745      CAN_EXPLODE_3X3(element) ||
5746      CAN_EXPLODE_DYNA(element));
5747
5748   /* special case: sub-settings dependent from main setting */
5749   if (CAN_EXPLODE_BY_FIRE(element))
5750     custom_element.can_explode_by_fire = TRUE;
5751   if (CAN_EXPLODE_SMASHED(element))
5752     custom_element.can_explode_smashed = TRUE;
5753   if (CAN_EXPLODE_IMPACT(element))
5754     custom_element.can_explode_impact  = TRUE;
5755
5756   /* ---------- element settings: advanced (custom elements) --------------- */
5757
5758   /* set "change by direct action" selectbox help value */
5759   custom_element_change.direct_action =
5760     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5761      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5762      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5763      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5764      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5765      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5766      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5767      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5768      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5769      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5770      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5771      custom_element_change.direct_action);
5772
5773   /* set "change by other element action" selectbox help value */
5774   custom_element_change.other_action =
5775     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5776      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5777      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5778      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5779      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5780      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5781      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5782      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5783      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5784      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5785      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5786      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5787      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5788      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5789      custom_element_change.other_action);
5790 }
5791
5792 static void CopyGroupElementPropertiesToEditor(int element)
5793 {
5794   group_element_info = *element_info[element].group;
5795   custom_element = element_info[element];       /* needed for description */
5796 }
5797
5798 static void CopyClassicElementPropertiesToEditor(int element)
5799 {
5800 #if 1
5801   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5802     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5803       getMoveIntoAcidProperty(&level, element);
5804
5805   if (MAYBE_DONT_COLLIDE_WITH(element))
5806     custom_element_properties[EP_DONT_COLLIDE_WITH] =
5807       getDontCollideWithProperty(&level, element);
5808 #else
5809
5810   if (COULD_MOVE_INTO_ACID(element))
5811   {
5812     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5813
5814     if (bit_nr > -1)
5815       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5816         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
5817   }
5818 #endif
5819 }
5820
5821 static void CopyElementPropertiesToEditor(int element)
5822 {
5823   if (IS_CUSTOM_ELEMENT(element))
5824     CopyCustomElementPropertiesToEditor(element);
5825   else if (IS_GROUP_ELEMENT(element))
5826     CopyGroupElementPropertiesToEditor(element);
5827   else
5828     CopyClassicElementPropertiesToEditor(element);
5829 }
5830
5831 static void CopyCustomElementPropertiesToGame(int element)
5832 {
5833   int i;
5834   int access_type_and_layer;
5835
5836   /* mark that this custom element has been modified */
5837   custom_element.modified_settings = TRUE;
5838
5839   if (level.use_custom_template)
5840   {
5841     if (Request("Copy and modify level template ?", REQ_ASK))
5842     {
5843       level.use_custom_template = FALSE;
5844       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5845                    GDI_CHECKED, FALSE, GDI_END);
5846     }
5847     else
5848     {
5849       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5850
5851       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5852     }
5853   }
5854
5855   element_info[element] = custom_element;
5856   *element_info[element].change = custom_element_change;
5857
5858   /* ---------- element settings: configure (custom elements) ------------- */
5859
5860   /* set accessible property from checkbox and selectbox */
5861   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5862   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5863   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5864   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5865   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5866   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5867   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5868                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5869                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5870   custom_element_properties[access_type_and_layer] =
5871     custom_element_properties[EP_ACCESSIBLE];
5872   custom_element_properties[EP_PROTECTED] =
5873     (custom_element.access_protected != 0 &&
5874      custom_element_properties[EP_ACCESSIBLE]);
5875
5876   /* set walk-to-object property from checkbox and selectbox */
5877   custom_element_properties[EP_DIGGABLE] = FALSE;
5878   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5879   custom_element_properties[EP_DROPPABLE] = FALSE;
5880   custom_element_properties[EP_PUSHABLE] = FALSE;
5881   custom_element_properties[custom_element.walk_to_action] =
5882     custom_element_properties[EP_WALK_TO_OBJECT];
5883
5884   /* set smash property from checkbox and selectbox */
5885   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5886   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5887   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5888   custom_element_properties[custom_element.smash_targets] =
5889     custom_element_properties[EP_CAN_SMASH];
5890
5891   /* set deadliness property from checkbox and selectbox */
5892   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5893   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5894   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5895   custom_element_properties[custom_element.deadliness] =
5896     custom_element_properties[EP_DEADLY];
5897
5898   /* set consistency property from checkbox and selectbox */
5899   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5900   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5901   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5902   custom_element_properties[EP_CAN_EXPLODE_DYNA] = FALSE;
5903   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5904   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5905   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5906   custom_element_properties[custom_element.consistency] =
5907     custom_element_properties[EP_EXPLODE_RESULT];
5908
5909   /* special case: sub-settings dependent from main setting */
5910   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
5911       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5912       custom_element_properties[EP_CAN_EXPLODE_DYNA])
5913   {
5914     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5915       custom_element.can_explode_by_fire;
5916     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5917       custom_element.can_explode_smashed;
5918     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5919       custom_element.can_explode_impact;
5920   }
5921
5922   /* ---------- element settings: advanced (custom elements) --------------- */
5923
5924   /* set player change event from checkbox and selectbox */
5925   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5926   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5927   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5928   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5929   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5930   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5931   custom_element_change_events[CE_SWITCHED] = FALSE;
5932   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
5933   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
5934   custom_element_change_events[CE_IMPACT] = FALSE;
5935   custom_element_change_events[CE_SMASHED] = FALSE;
5936   custom_element_change_events[custom_element_change.direct_action] =
5937     custom_element_change_events[CE_BY_DIRECT_ACTION];
5938
5939   /* set other element action change event from checkbox and selectbox */
5940   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5941   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5942   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5943   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5944   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5945   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5946   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5947   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5948   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5949   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
5950   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
5951   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5952   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5953   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5954   custom_element_change_events[custom_element_change.other_action] =
5955     custom_element_change_events[CE_BY_OTHER_ACTION];
5956
5957   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5958     SET_PROPERTY(element, i, custom_element_properties[i]);
5959
5960   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5961     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5962
5963   /* copy change events also to special level editor variable */
5964   custom_element = element_info[element];
5965   custom_element_change = *element_info[element].change;
5966 }
5967
5968 static void CopyGroupElementPropertiesToGame(int element)
5969 {
5970   element_info[element] = custom_element;
5971   *element_info[element].group = group_element_info;
5972
5973   /* mark that this group element has been modified */
5974   element_info[element].modified_settings = TRUE;
5975 }
5976
5977 static void CopyClassicElementPropertiesToGame(int element)
5978 {
5979 #if 1
5980   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5981     setMoveIntoAcidProperty(&level, element,
5982                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
5983
5984   if (MAYBE_DONT_COLLIDE_WITH(element))
5985     setDontCollideWithProperty(&level, element,
5986                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
5987 #else
5988
5989   if (COULD_MOVE_INTO_ACID(element))
5990   {
5991     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5992
5993     if (bit_nr > -1)
5994     {
5995       level.can_move_into_acid_bits &= ~(1 << bit_nr);
5996
5997       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
5998         level.can_move_into_acid_bits |= (1 << bit_nr);
5999     }
6000   }
6001 #endif
6002 }
6003
6004 static void CopyElementPropertiesToGame(int element)
6005 {
6006   if (IS_CUSTOM_ELEMENT(element))
6007     CopyCustomElementPropertiesToGame(element);
6008   else if (IS_GROUP_ELEMENT(element))
6009     CopyGroupElementPropertiesToGame(element);
6010   else
6011     CopyClassicElementPropertiesToGame(element);
6012 }
6013
6014 void DrawLevelEd()
6015 {
6016   CloseDoor(DOOR_CLOSE_ALL);
6017   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6018
6019   if (level_editor_test_game)
6020   {
6021     CopyPlayfield(level.field, Feld);
6022     CopyPlayfield(FieldBackup, level.field);
6023
6024     level_editor_test_game = FALSE;
6025   }
6026   else
6027   {
6028     edit_mode = ED_MODE_DRAWING;
6029     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6030
6031     ResetUndoBuffer();
6032
6033     level_xpos = -1;
6034     level_ypos = -1;
6035   }
6036
6037   /* copy default editor door content to main double buffer */
6038   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6039              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6040
6041 #if 0
6042   /* draw mouse button brush elements */
6043   RedrawDrawingElements();
6044 #endif
6045
6046   /* draw bigger door */
6047   DrawSpecialEditorDoor();
6048
6049   /* draw new control window */
6050   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6051              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6052
6053   redraw_mask |= REDRAW_ALL;
6054
6055   ReinitializeElementListButtons();     /* only needed after setup changes */
6056 #if 0
6057   ModifyEditorElementList();            /* may be needed for custom elements */
6058 #endif
6059
6060   UnmapTapeButtons();
6061   MapControlButtons();
6062
6063   DrawEditModeWindow();
6064
6065   /* copy actual editor door content to door double buffer for OpenDoor() */
6066   BlitBitmap(drawto, bitmap_db_door,
6067              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6068
6069   OpenDoor(DOOR_OPEN_1);
6070 }
6071
6072 static void AdjustDrawingAreaGadgets()
6073 {
6074   int ed_xsize = lev_fieldx + 2;
6075   int ed_ysize = lev_fieldy + 2;
6076   int max_ed_fieldx = MAX_ED_FIELDX;
6077   int max_ed_fieldy = MAX_ED_FIELDY;
6078   boolean horizontal_scrollbar_needed;
6079   boolean vertical_scrollbar_needed;
6080   int x, y, width, height;
6081   int xoffset, yoffset;
6082
6083   /* check if we need any scrollbars */
6084   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6085   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6086
6087   /* check if we have a smaller editor field because of scrollbars */
6088   if (horizontal_scrollbar_needed)
6089     max_ed_fieldy = MAX_ED_FIELDY - 1;
6090   if (vertical_scrollbar_needed)
6091     max_ed_fieldx = MAX_ED_FIELDX - 1;
6092
6093   /* check again if we now need more scrollbars because of less space */
6094   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6095   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6096
6097   /* check if editor field gets even smaller after adding new scrollbars */
6098   if (horizontal_scrollbar_needed)
6099     max_ed_fieldy = MAX_ED_FIELDY - 1;
6100   if (vertical_scrollbar_needed)
6101     max_ed_fieldx = MAX_ED_FIELDX - 1;
6102
6103   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6104   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6105
6106   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6107                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6108                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6109                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6110                GDI_END);
6111
6112   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6113   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6114
6115   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6116   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6117
6118   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6119   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6120
6121   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6122   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6123
6124   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6125                GDI_WIDTH, width,
6126                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6127                GDI_END);
6128   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6129                GDI_HEIGHT, height,
6130                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6131                GDI_END);
6132 }
6133
6134 static void AdjustLevelScrollPosition()
6135 {
6136   if (level_xpos < -1)
6137     level_xpos = -1;
6138   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6139     level_xpos = lev_fieldx - ed_fieldx + 1;
6140   if (lev_fieldx < ed_fieldx - 2)
6141     level_xpos = -1;
6142
6143   if (level_ypos < -1)
6144     level_ypos = -1;
6145   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6146     level_ypos = lev_fieldy - ed_fieldy + 1;
6147   if (lev_fieldy < ed_fieldy - 2)
6148     level_ypos = -1;
6149 }
6150
6151 static void AdjustEditorScrollbar(int id)
6152 {
6153   struct GadgetInfo *gi = level_editor_gadget[id];
6154   int items_max, items_visible, item_position;
6155
6156   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6157   {
6158     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6159     items_visible = ed_fieldx;
6160     item_position = level_xpos + 1;
6161   }
6162   else
6163   {
6164     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6165     items_visible = ed_fieldy;
6166     item_position = level_ypos + 1;
6167   }
6168
6169   if (item_position > items_max - items_visible)
6170     item_position = items_max - items_visible;
6171
6172   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6173                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6174 }
6175
6176 static void ModifyEditorCounter(int counter_id, int new_value)
6177 {
6178   int *counter_value = counterbutton_info[counter_id].value;
6179   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6180   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6181
6182   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6183
6184   if (counter_value != NULL)
6185     *counter_value = gi->textinput.number_value;
6186 }
6187
6188 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6189 {
6190   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6191   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6192
6193   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6194 }
6195
6196 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6197 {
6198   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6199   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6200   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6201
6202   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6203 }
6204
6205 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6206 {
6207   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6208   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6209
6210   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6211 }
6212
6213 static void ModifyEditorElementList()
6214 {
6215   int i;
6216
6217   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6218   {
6219     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6220     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6221     struct GadgetDesign *gd = &gi->deco.design;
6222     int element = editor_elements[element_shift + i];
6223
6224     UnmapGadget(gi);
6225     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6226     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6227     MapGadget(gi);
6228   }
6229 }
6230
6231 static void PickDrawingElement(int button, int element)
6232 {
6233   if (button < 1 || button > 3)
6234     return;
6235
6236   if (button == 1)
6237   {
6238     new_element1 = element;
6239     DrawMiniGraphicExt(drawto,
6240                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6241                        el2edimg(new_element1));
6242   }
6243   else if (button == 2)
6244   {
6245     new_element2 = element;
6246     DrawMiniGraphicExt(drawto,
6247                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6248                        el2edimg(new_element2));
6249   }
6250   else
6251   {
6252     new_element3 = element;
6253     DrawMiniGraphicExt(drawto,
6254                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6255                        el2edimg(new_element3));
6256   }
6257
6258   redraw_mask |= REDRAW_DOOR_1;
6259 }
6260
6261 static void RedrawDrawingElements()
6262 {
6263   PickDrawingElement(1, new_element1);
6264   PickDrawingElement(2, new_element2);
6265   PickDrawingElement(3, new_element3);
6266 }
6267
6268 static void DrawDrawingWindow()
6269 {
6270   stick_element_properties_window = FALSE;
6271
6272   SetMainBackgroundImage(IMG_UNDEFINED);
6273   ClearWindow();
6274
6275   UnmapLevelEditorWindowGadgets();
6276   UnmapLevelEditorToolboxCustomGadgets();
6277
6278   AdjustDrawingAreaGadgets();
6279   AdjustLevelScrollPosition();
6280   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6281   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6282
6283   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6284
6285   MapMainDrawingArea();
6286   MapLevelEditorToolboxDrawingGadgets();
6287 }
6288
6289 static void DrawLevelInfoWindow()
6290 {
6291   int i;
6292
6293   stick_element_properties_window = FALSE;
6294
6295   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6296   ClearWindow();
6297   UnmapLevelEditorWindowGadgets();
6298
6299   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6300            "Level Settings", FONT_TITLE_1);
6301   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6302            "Editor Settings", FONT_TITLE_1);
6303
6304   /* draw counter gadgets */
6305   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6306     MapCounterButtons(i);
6307
6308   /* draw selectbox gadgets */
6309   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6310     MapSelectboxGadget(i);
6311
6312   /* draw checkbutton gadgets */
6313   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6314     MapCheckbuttonGadget(i);
6315
6316   /* draw radiobutton gadgets */
6317   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6318     MapRadiobuttonGadget(i);
6319
6320   /* draw text input gadgets */
6321   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6322     MapTextInputGadget(i);
6323
6324   /* draw drawing area */
6325   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6326 }
6327
6328 static void DrawCustomContentArea()
6329 {
6330   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6331   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6332   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6333   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
6334   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6335   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6336
6337   /* add distance for potential left text (without drawing area border) */
6338   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6339
6340   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6341
6342   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6343 }
6344
6345 static void DrawCustomChangeContentArea()
6346 {
6347   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6348   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6349   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6350   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
6351   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6352   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6353
6354   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6355
6356   MapDrawingArea(id);
6357 }
6358
6359 static void DrawElementContentAreas()
6360 {
6361   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6362   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6363   int i;
6364
6365   /* display counter to choose number of element content areas */
6366   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6367
6368   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6369   {
6370     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6371     int font_height = getFontHeight(FONT_TEXT_1);
6372
6373     if (i < level.num_yamyam_contents)
6374       MapDrawingArea(id);
6375     else
6376     {
6377       UnmapDrawingArea(id);
6378
6379       /* delete content areas in case of reducing number of them */
6380       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6381                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6382                      4 * MINI_TILEX,
6383                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6384     }
6385   }
6386
6387   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6388   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6389   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6390 }
6391
6392 static void DrawGroupElementArea(int element)
6393 {
6394   int num_elements = group_element_info.num_elements;
6395   int id = ED_DRAWING_ID_GROUP_CONTENT;
6396   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6397   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6398   int xsize = MAX_ELEMENTS_IN_GROUP;
6399   int ysize = 1;
6400
6401   if (drawingarea_info[id].text_left != NULL)
6402     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6403
6404   UnmapDrawingArea(id);
6405
6406   ModifyEditorDrawingArea(id, num_elements, 1);
6407
6408   /* delete content areas in case of reducing number of them */
6409   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6410
6411   MapDrawingArea(id);
6412 }
6413
6414 static void DrawEnvelopeTextArea(int envelope_nr)
6415 {
6416   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6417   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6418
6419   UnmapGadget(gi);
6420   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6421
6422   if (envelope_nr != -1)
6423     textarea_info[id].value = level.envelope_text[envelope_nr];
6424
6425   ModifyGadget(gi, GDI_AREA_SIZE,
6426                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6427                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6428                GDI_END);
6429
6430   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6431 }
6432
6433 char *getElementDescriptionFilename(int element)
6434 {
6435   char *docs_dir = options.docs_directory;
6436   char *elements_subdir = "elements";
6437   static char *filename = NULL;
6438   char basename[MAX_FILENAME_LEN];
6439
6440   checked_free(filename);
6441
6442   /* 1st try: look for element description file for exactly this element */
6443   sprintf(basename, "%s.txt", element_info[element].token_name);
6444   filename = getPath3(docs_dir, elements_subdir, basename);
6445   if (fileExists(filename))
6446     return filename;
6447
6448   free(filename);
6449
6450   /* 2nd try: look for element description file for this element's class */
6451   sprintf(basename, "%s.txt", element_info[element].class_name);
6452   filename = getPath3(docs_dir, elements_subdir, basename);
6453   if (fileExists(filename))
6454     return filename;
6455
6456   return NULL;
6457 }
6458
6459 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6460 {
6461   int font_height = getFontHeight(font_nr);
6462   int pad_x = ED_SETTINGS_XPOS(0);
6463   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6464   int sx = SX + pad_x;
6465   int sy = SY + pad_y;
6466   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6467
6468   if (start_line >= max_lines_per_screen)
6469     return FALSE;
6470
6471   DrawText(sx, sy + start_line * font_height, text, font_nr);
6472
6473   return TRUE;
6474 }
6475
6476 #if 1
6477
6478 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6479 {
6480   int font_nr = FONT_TEXT_2;
6481   int font_width = getFontWidth(font_nr);
6482   int font_height = getFontHeight(font_nr);
6483   int pad_x = ED_SETTINGS_XPOS(0);
6484   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6485   int sx = SX + pad_x;
6486   int sy = SY + pad_y + start_line * font_height;
6487   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6488   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6489
6490   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6491                           max_lines_per_screen);
6492 }
6493
6494 #else
6495
6496 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6497 {
6498   int font_nr = FONT_TEXT_2;
6499   int font_width = getFontWidth(font_nr);
6500   int font_height = getFontHeight(font_nr);
6501   int pad_x = ED_SETTINGS_XPOS(0);
6502   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6503   int sx = SX + pad_x;
6504   int sy = SY + pad_y;
6505   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6506   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6507   int current_line = start_line;
6508   char line[MAX_LINE_LEN];
6509   char buffer[max_chars_per_line + 1];
6510   int buffer_len;
6511   FILE *file;
6512
6513   if (current_line >= max_lines_per_screen)
6514     return 0;
6515
6516   if (filename == NULL)
6517     return 0;
6518
6519   if (!(file = fopen(filename, MODE_READ)))
6520     return 0;
6521
6522   buffer[0] = '\0';
6523   buffer_len = 0;
6524
6525   while (!feof(file) && current_line < max_lines_per_screen)
6526   {
6527     char *line_ptr;
6528     boolean last_line_was_empty = TRUE;
6529
6530     /* read next line of input file */
6531     if (!fgets(line, MAX_LINE_LEN, file))
6532       break;
6533
6534     /* skip comments (lines directly beginning with '#') */
6535     if (line[0] == '#')
6536       continue;
6537
6538     /* cut trailing newline from input line */
6539     for (line_ptr = line; *line_ptr; line_ptr++)
6540     {
6541       if (*line_ptr == '\n' || *line_ptr == '\r')
6542       {
6543         *line_ptr = '\0';
6544         break;
6545       }
6546     }
6547
6548     if (strlen(line) == 0)              /* special case: force empty line */
6549       strcpy(line, "\n");
6550
6551     line_ptr = line;
6552
6553     while (*line_ptr && current_line < max_lines_per_screen)
6554     {
6555       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6556                                                  buffer, &buffer_len,
6557                                                  last_line_was_empty,
6558                                                  max_chars_per_line);
6559       if (buffer_filled)
6560       {
6561         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6562         current_line++;
6563
6564         last_line_was_empty = (buffer_len == 0);
6565
6566         buffer[0] = '\0';
6567         buffer_len = 0;
6568       }
6569     }
6570   }
6571
6572   fclose(file);
6573
6574   if (buffer_len > 0 && current_line < max_lines_per_screen)
6575   {
6576     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6577     current_line++;
6578   }
6579
6580   return (current_line - start_line);
6581 }
6582
6583 #endif
6584
6585 static void DrawPropertiesTabulatorGadgets()
6586 {
6587   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6588   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6589   int gd_x = gd->x + gd_gi->border.width / 2;
6590   int gd_y = gd->y + gd_gi->height - 1;
6591   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6592   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6593   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6594   int max_tabs = 4;
6595   int i;
6596
6597   /* draw additional "advanced" tabulator for custom elements */
6598   if (IS_CUSTOM_ELEMENT(properties_element))
6599     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6600
6601   for (i = id_first; i <= id_last; i++)
6602   {
6603     int gadget_id = textbutton_info[i].gadget_id;
6604     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6605     boolean active = (i != edit_mode_properties);
6606
6607     /* use "config 1" and "config 2" instead of "config" */
6608     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6609         IS_CUSTOM_ELEMENT(properties_element))
6610       continue;
6611
6612     /* draw background line below tabulator button */
6613     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6614
6615     /* draw solid line below inactive tabulator buttons */
6616     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6617       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6618
6619     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6620     MapTextbuttonGadget(i);
6621   }
6622
6623   /* draw little border line below tabulator buttons */
6624   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6625     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6626                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6627                   ED_GADGET_DISTANCE, tab_color);
6628 }
6629
6630 static void DrawPropertiesInfo()
6631 {
6632   static struct
6633   {
6634     int value;
6635     char *text;
6636   }
6637   properties[] =
6638   {
6639     /* configurable properties */
6640
6641     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6642     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6643     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6644     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6645     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6646     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6647
6648     { EP_DIGGABLE,              "- can be digged away"                  },
6649     { EP_COLLECTIBLE,           "- can be collected"                    },
6650     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6651     { EP_PUSHABLE,              "- can be pushed"                       },
6652
6653     { EP_CAN_MOVE,              "- can move"                            },
6654     { EP_CAN_FALL,              "- can fall"                            },
6655
6656     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6657 #if 0
6658     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6659 #endif
6660     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6661
6662     { EP_SLIPPERY,              "- slippery for falling objects"        },
6663     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6664
6665     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6666     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6667     { EP_DONT_TOUCH,            "- deadly when touching"                },
6668
6669     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6670
6671     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6672     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6673     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6674
6675     { EP_CAN_CHANGE,            "- can change to other element"         },
6676
6677     /* pre-defined properties */
6678     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6679     { EP_HAS_CONTENT,           "- can contain other elements"          },
6680
6681     { -1,                       NULL                                    }
6682   };
6683   char *filename = getElementDescriptionFilename(properties_element);
6684   char *percentage_text = "In this level:";
6685   char *properties_text = "Standard properties:";
6686   float percentage;
6687   int num_elements_in_level;
6688   int num_standard_properties = 0;
6689   int font1_nr = FONT_TEXT_1;
6690   int font2_nr = FONT_TEXT_2;
6691   int font1_width = getFontWidth(font1_nr);
6692   int font2_height = getFontHeight(font2_nr);
6693   int pad_x = ED_SETTINGS_XPOS(0);
6694   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6695   int screen_line = 0;
6696   int i, x, y;
6697
6698 #if DEBUG
6699   if (IS_CUSTOM_ELEMENT(properties_element))
6700   {
6701     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6702               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6703     screen_line++;
6704   }
6705   else if (IS_GROUP_ELEMENT(properties_element))
6706   {
6707     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6708               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6709     screen_line++;
6710   }
6711 #endif
6712
6713   /* ----- print number of elements / percentage of this element in level */
6714
6715   num_elements_in_level = 0;
6716   for (y = 0; y < lev_fieldy; y++)
6717     for (x = 0; x < lev_fieldx; x++)
6718       if (Feld[x][y] == properties_element)
6719         num_elements_in_level++;
6720   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6721
6722   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6723             percentage_text);
6724   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6725             pad_y + screen_line++ * font2_height, font2_nr,
6726             "%d (%.2f%%)", num_elements_in_level, percentage);
6727
6728   screen_line++;
6729
6730   /* ----- print standard properties of this element */
6731
6732   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6733             properties_text);
6734
6735   for (i = 0; properties[i].value != -1; i++)
6736   {
6737     if (!HAS_PROPERTY(properties_element, properties[i].value))
6738       continue;
6739
6740     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6741               properties[i].text);
6742     num_standard_properties++;
6743   }
6744
6745   if (num_standard_properties == 0)
6746     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6747               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6748
6749   screen_line++;
6750
6751   /* ----- print special description of this element */
6752
6753   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6754   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6755     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6756 }
6757
6758 #define TEXT_COLLECTING         "Score for collecting"
6759 #define TEXT_SMASHING           "Score for smashing"
6760 #define TEXT_CRACKING           "Score for cracking"
6761 #define TEXT_SPEED              "Speed of amoeba growth"
6762 #define TEXT_DURATION           "Duration when activated"
6763
6764 static struct
6765 {
6766   int element;
6767   int *value;
6768   char *text;
6769 } elements_with_counter[] =
6770 {
6771   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6772   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6773   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6774   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6775   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6776   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6777   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6778   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6779   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6780   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6781   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6782   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6783   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6784   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6785   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6786   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6787   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6788   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6789   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6790   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6791   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6792   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6793   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6794   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6795   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6796   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6797   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6798   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6799   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6800   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6801   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6802   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6803   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6804   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6805   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6806   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6807   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6808   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6809   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6810   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6811   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6812   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6813   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6814   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6815   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6816   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6817   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6818   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6819   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6820   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6821   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6822 #if 1
6823   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6824   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6825   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6826   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6827 #else
6828   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6829   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6830   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6831   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6832 #endif
6833   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
6834   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
6835   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
6836   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
6837   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6838   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6839   { -1,                 NULL,                           NULL            }
6840 };
6841
6842 static boolean checkPropertiesConfig(int element)
6843 {
6844   int i;
6845
6846   if (IS_GEM(element) ||
6847       IS_CUSTOM_ELEMENT(element) ||
6848       IS_GROUP_ELEMENT(element) ||
6849       IS_ENVELOPE(element) ||
6850       ELEM_IS_PLAYER(element) ||
6851       HAS_CONTENT(element) ||
6852       COULD_MOVE_INTO_ACID(element) ||
6853       MAYBE_DONT_COLLIDE_WITH(element))
6854     return TRUE;
6855   else
6856     for (i = 0; elements_with_counter[i].element != -1; i++)
6857       if (elements_with_counter[i].element == element)
6858         return TRUE;
6859
6860   return FALSE;
6861 }
6862
6863 static void DrawPropertiesConfig()
6864 {
6865   int i;
6866
6867   if (!checkPropertiesConfig(properties_element))
6868   {
6869     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6870
6871     return;
6872   }
6873
6874   /* check if there are elements where a score can be chosen for */
6875   for (i = 0; elements_with_counter[i].element != -1; i++)
6876   {
6877     if (elements_with_counter[i].element == properties_element)
6878     {
6879       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
6880
6881       counterbutton_info[counter_id].y =
6882         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6883                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6884                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
6885
6886       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6887       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6888
6889       MapCounterButtons(counter_id);
6890
6891       break;
6892     }
6893   }
6894
6895   if (HAS_CONTENT(properties_element))
6896   {
6897     /* draw stickybutton gadget */
6898     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6899
6900     if (IS_AMOEBOID(properties_element))
6901       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
6902     else
6903       DrawElementContentAreas();
6904   }
6905
6906   if (ELEM_IS_PLAYER(properties_element))
6907   {
6908     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
6909     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
6910                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
6911                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
6912   }
6913
6914   if (IS_GEM(properties_element))
6915     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
6916
6917   if (COULD_MOVE_INTO_ACID(properties_element) &&
6918       (!IS_CUSTOM_ELEMENT(properties_element) ||
6919        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
6920   {
6921     /* set position for special checkbutton for "can move into acid" */
6922     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
6923       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
6924                        HAS_CONTENT(properties_element) ? 1 : 0);
6925
6926     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
6927   }
6928
6929   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
6930     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
6931
6932   if (properties_element == EL_SPRING)
6933     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
6934
6935   if (IS_ENVELOPE(properties_element))
6936   {
6937     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
6938     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
6939     int envelope_nr = properties_element - EL_ENVELOPE_1;
6940
6941     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
6942     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
6943
6944     /* display counter to choose size of envelope text area */
6945     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
6946     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
6947
6948     DrawEnvelopeTextArea(envelope_nr);
6949   }
6950
6951   if (IS_CUSTOM_ELEMENT(properties_element))
6952   {
6953     /* draw stickybutton gadget */
6954     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6955
6956     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
6957     {
6958       /* draw checkbutton gadgets */
6959       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
6960            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
6961         MapCheckbuttonGadget(i);
6962
6963       /* draw counter gadgets */
6964       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
6965            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
6966         MapCounterButtons(i);
6967
6968       /* draw selectbox gadgets */
6969       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
6970            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
6971         MapSelectboxGadget(i);
6972
6973       /* draw textbutton gadgets */
6974       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6975
6976       /* draw text input gadgets */
6977       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6978
6979       /* draw drawing area gadgets */
6980       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6981       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
6982       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
6983     }
6984     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
6985     {
6986       /* draw checkbutton gadgets */
6987       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
6988            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
6989         MapCheckbuttonGadget(i);
6990
6991       /* draw counter gadgets */
6992       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
6993            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
6994         MapCounterButtons(i);
6995
6996       /* draw selectbox gadgets */
6997       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
6998            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
6999         MapSelectboxGadget(i);
7000
7001       /* draw drawing area gadgets */
7002       DrawCustomContentArea();
7003     }
7004   }
7005   else if (IS_GROUP_ELEMENT(properties_element))
7006   {
7007     /* draw stickybutton gadget */
7008     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7009
7010     /* draw checkbutton gadgets */
7011     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7012     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7013
7014     /* draw counter gadgets */
7015     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7016
7017     /* draw selectbox gadgets */
7018     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7019
7020     /* draw textbutton gadgets */
7021     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7022
7023     /* draw drawing area gadgets */
7024     DrawGroupElementArea(properties_element);
7025
7026     /* draw text input gadgets */
7027     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7028
7029     /* draw drawing area gadgets */
7030     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7031   }
7032 }
7033
7034 static void DrawPropertiesChangeDrawingAreas()
7035 {
7036   if (IS_CUSTOM_ELEMENT(properties_element))
7037   {
7038     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7039     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7040
7041     DrawCustomChangeContentArea();
7042   }
7043
7044   redraw_mask |= REDRAW_FIELD;
7045 }
7046
7047 static void DrawPropertiesChange()
7048 {
7049   int i;
7050
7051   /* draw stickybutton gadget */
7052   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7053
7054   /* draw checkbutton gadgets */
7055   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7056        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7057     MapCheckbuttonGadget(i);
7058
7059   /* draw counter gadgets */
7060   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7061        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7062     MapCounterButtons(i);
7063
7064   /* draw selectbox gadgets */
7065   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7066        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7067     MapSelectboxGadget(i);
7068
7069   /* draw textbutton gadgets */
7070   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7071        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7072     MapTextbuttonGadget(i);
7073
7074   /* draw graphicbutton gadgets */
7075   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7076        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7077     MapGraphicbuttonGadget(i);
7078
7079   /* draw drawing area gadgets */
7080   DrawPropertiesChangeDrawingAreas();
7081 }
7082
7083 static void DrawElementName(int x, int y, int element)
7084 {
7085   char *element_name = getElementInfoText(element);
7086   int font_nr = FONT_TEXT_1;
7087   int font_width = getFontWidth(font_nr);
7088   int font_height = getFontHeight(font_nr);
7089   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7090   int max_chars_per_line = max_text_width / font_width;
7091   char buffer[max_chars_per_line + 1];
7092
7093   if (strlen(element_name) <= max_chars_per_line)
7094     DrawTextS(x, y, font_nr, element_name);
7095   else
7096   {
7097     int next_pos = max_chars_per_line;
7098
7099     strncpy(buffer, element_name, max_chars_per_line);
7100     buffer[max_chars_per_line] = '\0';
7101
7102     if (element_name[max_chars_per_line] == ' ')
7103       next_pos++;
7104     else
7105     {
7106       int i;
7107
7108       for (i = max_chars_per_line - 1; i >= 0; i--)
7109         if (buffer[i] == ' ')
7110           break;
7111
7112       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7113       {
7114         buffer[i] = '\0';
7115         next_pos = i + 1;
7116       }
7117     }
7118
7119     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7120
7121     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7122     buffer[max_chars_per_line] = '\0';
7123
7124     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7125   }
7126 }
7127
7128 static void DrawPropertiesWindow()
7129 {
7130   int xstart = 2;
7131   int ystart = 4;
7132
7133   stick_element_properties_window = FALSE;
7134
7135   /* make sure that previous properties edit mode exists for this element */
7136   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7137       !IS_CUSTOM_ELEMENT(properties_element))
7138     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7139
7140   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7141       IS_CUSTOM_ELEMENT(properties_element))
7142     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7143
7144   CopyElementPropertiesToEditor(properties_element);
7145
7146   UnmapLevelEditorWindowGadgets();
7147   UnmapLevelEditorToolboxDrawingGadgets();
7148   UnmapLevelEditorToolboxCustomGadgets();
7149
7150   if (IS_CUSTOM_ELEMENT(properties_element) ||
7151       IS_GROUP_ELEMENT(properties_element))
7152     MapLevelEditorToolboxCustomGadgets();
7153
7154   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7155   ClearWindow();
7156
7157   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7158            "Element Settings", FONT_TITLE_1);
7159
7160   DrawElementBorder(SX + xstart * MINI_TILEX,
7161                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7162                     TILEX, TILEY, FALSE);
7163   DrawGraphicAnimationExt(drawto,
7164                           SX + xstart * MINI_TILEX,
7165                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7166                           el2img(properties_element), -1, NO_MASKING);
7167
7168   FrameCounter = 0;     /* restart animation frame counter */
7169
7170   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7171                   properties_element);
7172
7173   DrawPropertiesTabulatorGadgets();
7174
7175   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7176     DrawPropertiesInfo();
7177   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7178     DrawPropertiesChange();
7179   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7180     DrawPropertiesConfig();
7181 }
7182
7183 static void UpdateCustomElementGraphicGadgets()
7184 {
7185   int i;
7186
7187   ModifyEditorElementList();
7188   RedrawDrawingElements();
7189
7190   /* force redraw of all mapped drawing area gadgets */
7191   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7192   {
7193     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7194
7195     if (gi->mapped)
7196       MapDrawingArea(i);
7197   }
7198 }
7199
7200 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7201 {
7202   int lx = sx + level_xpos;
7203   int ly = sy + level_ypos;
7204
7205   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7206
7207   if (change_level)
7208     Feld[lx][ly] = element;
7209 }
7210
7211 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7212                      int element, boolean change_level)
7213 {
7214   if (from_y == to_y)                   /* horizontal line */
7215   {
7216     int x;
7217     int y = from_y;
7218
7219     if (from_x > to_x)
7220       swap_numbers(&from_x, &to_x);
7221
7222     for (x = from_x; x <= to_x; x++)
7223       DrawLineElement(x, y, element, change_level);
7224   }
7225   else if (from_x == to_x)              /* vertical line */
7226   {
7227     int x = from_x;
7228     int y;
7229
7230     if (from_y > to_y)
7231       swap_numbers(&from_y, &to_y);
7232
7233     for (y = from_y; y <= to_y; y++)
7234       DrawLineElement(x, y, element, change_level);
7235   }
7236   else                                  /* diagonal line */
7237   {
7238     int len_x = ABS(to_x - from_x);
7239     int len_y = ABS(to_y - from_y);
7240     int x, y;
7241
7242     if (len_y < len_x)                  /* a < 1 */
7243     {
7244       float a = (float)len_y / (float)len_x;
7245
7246       if (from_x > to_x)
7247         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7248
7249       for (x = 0; x <= len_x; x++)
7250       {
7251         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7252         DrawLineElement(from_x + x, from_y + y, element, change_level);
7253       }
7254     }
7255     else                                /* a >= 1 */
7256     {
7257       float a = (float)len_x / (float)len_y;
7258
7259       if (from_y > to_y)
7260         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7261
7262       for (y = 0; y <= len_y; y++)
7263       {
7264         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7265         DrawLineElement(from_x + x, from_y + y, element, change_level);
7266       }
7267     }
7268   }
7269 }
7270
7271 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7272                     int element, boolean change_level)
7273 {
7274   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7275   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7276   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7277   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7278 }
7279
7280 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7281                           int element, boolean change_level)
7282 {
7283   int y;
7284
7285   if (from_y > to_y)
7286     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7287
7288   for (y = from_y; y <= to_y; y++)
7289     DrawLine(from_x, y, to_x, y, element, change_level);
7290 }
7291
7292 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7293                        int element, boolean change_level)
7294 {
7295   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7296   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7297   int len_x = ABS(to_x - from_x);
7298   int len_y = ABS(to_y - from_y);
7299   int radius, x, y;
7300
7301   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7302
7303   /* not optimal (some points get drawn twice) but simple,
7304      and fast enough for the few points we are drawing */
7305
7306   for (x = 0; x <= radius; x++)
7307   {
7308     int sx, sy, lx, ly;
7309
7310     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7311
7312     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7313     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7314     lx = sx + level_xpos;
7315     ly = sy + level_ypos;
7316
7317     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7318       DrawLineElement(sx, sy, element, change_level);
7319   }
7320
7321   for (y = 0; y <= radius; y++)
7322   {
7323     int sx, sy, lx, ly;
7324
7325     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7326
7327     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7328     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7329     lx = sx + level_xpos;
7330     ly = sy + level_ypos;
7331
7332     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7333       DrawLineElement(sx, sy, element, change_level);
7334   }
7335 }
7336
7337 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7338                     int element, boolean change_level)
7339 {
7340   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7341   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7342
7343   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7344 }
7345
7346 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7347 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7348 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7349                        int element, boolean change_level)
7350 {
7351   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7352   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7353   int mirror_to_x2 = from_x - (to_x2 - from_x);
7354   int mirror_to_y2 = from_y - (to_y2 - from_y);
7355
7356   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7357   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7358   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7359   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7360 }
7361 #endif
7362
7363 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7364 {
7365   int from_sx, from_sy;
7366   int to_sx, to_sy;
7367
7368   if (from_x > to_x)
7369     swap_numbers(&from_x, &to_x);
7370
7371   if (from_y > to_y)
7372     swap_numbers(&from_y, &to_y);
7373
7374   from_sx = SX + from_x * MINI_TILEX;
7375   from_sy = SY + from_y * MINI_TILEY;
7376   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7377   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7378
7379   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7380   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7381   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7382   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7383
7384   if (from_x == to_x && from_y == to_y)
7385     MarkTileDirty(from_x/2, from_y/2);
7386   else
7387     redraw_mask |= REDRAW_FIELD;
7388 }
7389
7390 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7391                        int element, boolean change_level)
7392 {
7393   if (element == -1 || change_level)
7394     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7395   else
7396     DrawAreaBorder(from_x, from_y, to_x, to_y);
7397 }
7398
7399 /* values for CopyBrushExt() */
7400 #define CB_AREA_TO_BRUSH        0
7401 #define CB_BRUSH_TO_CURSOR      1
7402 #define CB_BRUSH_TO_LEVEL       2
7403 #define CB_DELETE_OLD_CURSOR    3
7404 #define CB_DUMP_BRUSH           4
7405
7406 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7407                          int button, int mode)
7408 {
7409   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7410   static int brush_width, brush_height;
7411   static int last_cursor_x = -1, last_cursor_y = -1;
7412   static boolean delete_old_brush;
7413   int new_element = BUTTON_ELEMENT(button);
7414   int x, y;
7415
7416   if (mode == CB_DUMP_BRUSH)
7417   {
7418     if (!draw_with_brush)
7419     {
7420       Error(ERR_WARN, "no brush selected");
7421
7422       return;
7423     }
7424
7425     for (y = 0; y < brush_height; y++)
7426     {
7427       for (x = 0; x < brush_width; x++)
7428       {
7429         int element = brush_buffer[x][y];
7430         int element_mapped = element;
7431
7432 #if 0
7433         char *element_string = "?";
7434         int k;
7435
7436         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7437         {
7438           if (forum_sketch_element_mapping[k].element == element)
7439           {
7440             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7441             break;
7442           }
7443         }
7444
7445         if (IS_CUSTOM_ELEMENT(element))
7446           element_mapped = EL_CUSTOM_1;
7447
7448         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7449         {
7450           if (forum_sketch_element_strings[k].element == element_mapped)
7451           {
7452             element_string = forum_sketch_element_strings[k].element_string;
7453             break;
7454           }
7455         }
7456
7457         printf("`%s", element_string);
7458
7459 #else
7460
7461         if (IS_CUSTOM_ELEMENT(element))
7462           element_mapped = EL_CUSTOM_START;
7463         else if (element > EL_ENVELOPE_4)
7464           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7465
7466         printf("`%03d", element_mapped);
7467 #endif
7468       }
7469
7470       printf("\n");
7471     }
7472
7473     return;
7474   }
7475
7476   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7477     return;
7478
7479   if (mode == CB_AREA_TO_BRUSH)
7480   {
7481     int from_lx, from_ly;
7482
7483     if (from_x > to_x)
7484       swap_numbers(&from_x, &to_x);
7485
7486     if (from_y > to_y)
7487       swap_numbers(&from_y, &to_y);
7488
7489     brush_width = to_x - from_x + 1;
7490     brush_height = to_y - from_y + 1;
7491
7492     from_lx = from_x + level_xpos;
7493     from_ly = from_y + level_ypos;
7494
7495     for (y = 0; y < brush_height; y++)
7496     {
7497       for (x=0; x < brush_width; x++)
7498       {
7499         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7500
7501         if (button != 1)
7502           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7503       }
7504     }
7505
7506     if (button != 1)
7507       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7508
7509     delete_old_brush = FALSE;
7510   }
7511   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7512            mode == CB_BRUSH_TO_LEVEL)
7513   {
7514     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7515     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7516     int cursor_from_x = cursor_x - brush_width / 2;
7517     int cursor_from_y = cursor_y - brush_height / 2;
7518     int border_from_x = cursor_x, border_from_y = cursor_y;
7519     int border_to_x = cursor_x, border_to_y = cursor_y;
7520
7521     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7522       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7523
7524     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7525         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7526     {
7527       delete_old_brush = FALSE;
7528       return;
7529     }
7530
7531     for (y = 0; y < brush_height; y++)
7532     {
7533       for (x = 0; x < brush_width; x++)
7534       {
7535         int sx = cursor_from_x + x;
7536         int sy = cursor_from_y + y;
7537         int lx = sx + level_xpos;
7538         int ly = sy + level_ypos;
7539         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7540         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7541                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7542                        brush_buffer[x][y] : new_element);
7543
7544         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7545         {
7546           if (sx < border_from_x)
7547             border_from_x = sx;
7548           else if (sx > border_to_x)
7549             border_to_x = sx;
7550           if (sy < border_from_y)
7551             border_from_y = sy;
7552           else if (sy > border_to_y)
7553             border_to_y = sy;
7554
7555           DrawLineElement(sx, sy, element, change_level);
7556         }
7557       }
7558     }
7559
7560     if (mode != CB_DELETE_OLD_CURSOR)
7561       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7562
7563     last_cursor_x = cursor_x;
7564     last_cursor_y = cursor_y;
7565     delete_old_brush = TRUE;
7566   }
7567 }
7568
7569 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7570                             int button)
7571 {
7572   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7573 }
7574
7575 static void CopyBrushToLevel(int x, int y, int button)
7576 {
7577   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7578 }
7579
7580 static void CopyBrushToCursor(int x, int y)
7581 {
7582   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7583 }
7584
7585 static void DeleteBrushFromCursor()
7586 {
7587   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7588 }
7589
7590 void DumpBrush()
7591 {
7592   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7593 }
7594
7595 static void FloodFill(int from_x, int from_y, int fill_element)
7596 {
7597   int i,x,y;
7598   int old_element;
7599   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7600   static int safety = 0;
7601
7602   /* check if starting field still has the desired content */
7603   if (Feld[from_x][from_y] == fill_element)
7604     return;
7605
7606   safety++;
7607
7608   if (safety > lev_fieldx*lev_fieldy)
7609     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7610
7611   old_element = Feld[from_x][from_y];
7612   Feld[from_x][from_y] = fill_element;
7613
7614   for (i = 0; i < 4; i++)
7615   {
7616     x = from_x + check[i][0];
7617     y = from_y + check[i][1];
7618
7619     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7620       FloodFill(x, y, fill_element);
7621   }
7622
7623   safety--;
7624 }
7625
7626 /* values for DrawLevelText() modes */
7627 #define TEXT_INIT               0
7628 #define TEXT_SETCURSOR          1
7629 #define TEXT_WRITECHAR          2
7630 #define TEXT_BACKSPACE          3
7631 #define TEXT_NEWLINE            4
7632 #define TEXT_END                5
7633 #define TEXT_QUERY_TYPING       6
7634
7635 static int DrawLevelText(int sx, int sy, char letter, int mode)
7636 {
7637   static short delete_buffer[MAX_LEV_FIELDX];
7638   static int start_sx, start_sy;
7639   static int last_sx, last_sy;
7640   static boolean typing = FALSE;
7641   int letter_element = EL_CHAR_ASCII0 + letter;
7642   int lx = 0, ly = 0;
7643
7644   /* map lower case letters to upper case and convert special characters */
7645   if (letter >= 'a' && letter <= 'z')
7646     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7647   else if (letter == 'ä' || letter == 'Ä')
7648     letter_element = EL_CHAR_AUMLAUT;
7649   else if (letter == 'ö' || letter == 'Ö')
7650     letter_element = EL_CHAR_OUMLAUT;
7651   else if (letter == 'ü' || letter == 'Ü')
7652     letter_element = EL_CHAR_UUMLAUT;
7653   else if (letter == '^')
7654     letter_element = EL_CHAR_COPYRIGHT;
7655   else
7656     letter_element = EL_CHAR_ASCII0 + letter;
7657
7658   if (mode != TEXT_INIT)
7659   {
7660     if (!typing)
7661       return FALSE;
7662
7663     if (mode != TEXT_SETCURSOR)
7664     {
7665       sx = last_sx;
7666       sy = last_sy;
7667     }
7668
7669     lx = last_sx + level_xpos;
7670     ly = last_sy + level_ypos;
7671   }
7672
7673   switch (mode)
7674   {
7675     case TEXT_INIT:
7676       if (typing)
7677         DrawLevelText(0, 0, 0, TEXT_END);
7678
7679       typing = TRUE;
7680       start_sx = last_sx = sx;
7681       start_sy = last_sy = sy;
7682       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7683       break;
7684
7685     case TEXT_SETCURSOR:
7686       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7687       DrawAreaBorder(sx, sy, sx, sy);
7688       last_sx = sx;
7689       last_sy = sy;
7690       break;
7691
7692     case TEXT_WRITECHAR:
7693       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7694       {
7695         delete_buffer[sx - start_sx] = Feld[lx][ly];
7696         Feld[lx][ly] = letter_element;
7697
7698         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7699           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7700         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7701           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7702         else
7703           DrawLevelText(0, 0, 0, TEXT_END);
7704       }
7705       break;
7706
7707     case TEXT_BACKSPACE:
7708       if (sx > start_sx)
7709       {
7710         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7711         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7712         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7713       }
7714       break;
7715
7716     case TEXT_NEWLINE:
7717       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7718         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7719       else
7720         DrawLevelText(0, 0, 0, TEXT_END);
7721       break;
7722
7723     case TEXT_END:
7724       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7725       DrawMiniElement(sx, sy, Feld[lx][ly]);
7726       typing = FALSE;
7727       break;
7728
7729     case TEXT_QUERY_TYPING:
7730       break;
7731
7732     default:
7733       break;
7734   }
7735
7736   return typing;
7737 }
7738
7739 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7740                           int element, boolean change_level)
7741 {
7742   int lx = sx + level_xpos;
7743   int ly = sy + level_ypos;
7744
7745   if (element == -1)
7746     DrawMiniElement(sx, sy, Feld[lx][ly]);
7747   else
7748     DrawAreaBorder(sx, sy, sx, sy);
7749 }
7750
7751 static void CopyLevelToUndoBuffer(int mode)
7752 {
7753   static boolean accumulated_undo = FALSE;
7754   boolean new_undo_buffer_position = TRUE;
7755   int last_border_element;
7756   int x, y;
7757
7758   switch (mode)
7759   {
7760     case UNDO_IMMEDIATE:
7761       accumulated_undo = FALSE;
7762       break;
7763
7764     case UNDO_ACCUMULATE:
7765       if (accumulated_undo)
7766         new_undo_buffer_position = FALSE;
7767       accumulated_undo = TRUE;
7768       break;
7769
7770     default:
7771       break;
7772   }
7773
7774   if (new_undo_buffer_position)
7775   {
7776     /* new position in undo buffer ring */
7777     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7778
7779     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7780       undo_buffer_steps++;
7781   }
7782
7783   for (x = 0; x < lev_fieldx; x++)
7784     for (y = 0; y < lev_fieldy; y++)
7785       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7786
7787   /* check if drawing operation forces change of border style */
7788   last_border_element = BorderElement;
7789   SetBorderElement();
7790   if (BorderElement != last_border_element)
7791     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7792 }
7793
7794 static void RandomPlacement(int new_element)
7795 {
7796   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7797   int num_free_positions;
7798   int num_percentage;
7799   int num_elements;
7800   int x, y;
7801
7802   /* determine number of free positions for the new elements */
7803   /* (maybe this statement should be formatted a bit more readable...) */
7804   num_free_positions = 0;
7805   for (x = 0; x < lev_fieldx; x++)
7806     for (y = 0; y < lev_fieldy; y++)
7807       if ((free_position[x][y] =
7808            ((random_placement_background_restricted &&
7809              Feld[x][y] == random_placement_background_element) ||
7810             (!random_placement_background_restricted &&
7811              Feld[x][y] != new_element))) == TRUE)
7812         num_free_positions++;
7813
7814   /* determine number of new elements to place there */
7815   num_percentage = num_free_positions * random_placement_value / 100;
7816   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7817                   num_percentage : random_placement_value);
7818
7819   /* if not more free positions than elements to place, fill whole level */
7820   if (num_elements >= num_free_positions)
7821   {
7822     for (x = 0; x < lev_fieldx; x++)
7823       for (y = 0; y < lev_fieldy; y++)
7824         Feld[x][y] = new_element;
7825
7826     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7827     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7828     return;
7829   }
7830
7831   while (num_elements > 0)
7832   {
7833     x = RND(lev_fieldx);
7834     y = RND(lev_fieldy);
7835
7836     /* don't place element at the same position twice */
7837     if (free_position[x][y])
7838     {
7839       free_position[x][y] = FALSE;
7840       Feld[x][y] = new_element;
7841       num_elements--;
7842     }
7843   }
7844
7845   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7846   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7847 }
7848
7849 void WrapLevel(int dx, int dy)
7850 {
7851   int wrap_dx = lev_fieldx - dx;
7852   int wrap_dy = lev_fieldy - dy;
7853   int x, y;
7854
7855   for (x = 0; x < lev_fieldx; x++)
7856     for (y = 0; y < lev_fieldy; y++)
7857       FieldBackup[x][y] = Feld[x][y];
7858
7859   for (x = 0; x < lev_fieldx; x++)
7860     for (y = 0; y < lev_fieldy; y++)
7861       Feld[x][y] =
7862         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7863
7864   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7865   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7866 }
7867
7868 static void HandleDrawingAreas(struct GadgetInfo *gi)
7869 {
7870   static boolean started_inside_drawing_area = FALSE;
7871   int id = gi->custom_id;
7872   boolean button_press_event;
7873   boolean button_release_event;
7874   boolean inside_drawing_area = !gi->event.off_borders;
7875   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7876   int actual_drawing_function;
7877   int button = gi->event.button;
7878   int new_element = BUTTON_ELEMENT(button);
7879   int sx = gi->event.x, sy = gi->event.y;
7880   int min_sx = 0, min_sy = 0;
7881   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7882   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7883   int lx = 0, ly = 0;
7884   int min_lx = 0, min_ly = 0;
7885   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7886   int x, y;
7887
7888   /* handle info callback for each invocation of action callback */
7889   gi->callback_info(gi);
7890
7891   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7892   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
7893
7894   /* make sure to stay inside drawing area boundaries */
7895   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7896   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7897
7898   if (draw_level)
7899   {
7900     /* get positions inside level field */
7901     lx = sx + level_xpos;
7902     ly = sy + level_ypos;
7903
7904     if (!IN_LEV_FIELD(lx, ly))
7905       inside_drawing_area = FALSE;
7906
7907     /* make sure to stay inside level field boundaries */
7908     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7909     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7910
7911     /* correct drawing area positions accordingly */
7912     sx = lx - level_xpos;
7913     sy = ly - level_ypos;
7914   }
7915
7916   if (button_press_event)
7917     started_inside_drawing_area = inside_drawing_area;
7918
7919   if (!started_inside_drawing_area)
7920     return;
7921
7922   if (!button && !button_release_event)
7923     return;
7924
7925   /* automatically switch to 'single item' drawing mode, if needed */
7926   actual_drawing_function =
7927     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
7928      drawing_function : GADGET_ID_SINGLE_ITEMS);
7929
7930   /* clicking into drawing area with pressed Control key picks element */
7931   if (GetKeyModState() & KMOD_Control)
7932   {
7933     last_drawing_function = drawing_function;
7934     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7935   }
7936
7937   switch (actual_drawing_function)
7938   {
7939     case GADGET_ID_SINGLE_ITEMS:
7940       if (draw_level)
7941       {
7942         if (button_release_event)
7943         {
7944           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7945
7946           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
7947               !inside_drawing_area)
7948             DeleteBrushFromCursor();
7949         }
7950
7951         if (!button)
7952           break;
7953
7954         if (draw_with_brush)
7955         {
7956           if (!button_release_event)
7957             CopyBrushToLevel(sx, sy, button);
7958         }
7959         else if (new_element != Feld[lx][ly])
7960         {
7961           if (new_element == EL_PLAYER_1)
7962           {
7963             /* remove player at old position */
7964             for (y = 0; y < lev_fieldy; y++)
7965             {
7966               for (x = 0; x < lev_fieldx; x++)
7967               {
7968                 if (Feld[x][y] == EL_PLAYER_1)
7969                 {
7970                   Feld[x][y] = EL_EMPTY;
7971                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
7972                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
7973                     DrawMiniElement(x - level_xpos, y - level_ypos,
7974                                     EL_EMPTY);
7975                 }
7976               }
7977             }
7978           }
7979
7980           Feld[lx][ly] = new_element;
7981           DrawMiniElement(sx, sy, new_element);
7982         }
7983       }
7984       else
7985       {
7986         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
7987           DrawMiniGraphicExt(drawto,
7988                              gi->x + sx * MINI_TILEX,
7989                              gi->y + sy * MINI_TILEY,
7990                              el2edimg(new_element));
7991         else
7992           DrawGraphicExt(drawto,
7993                          gi->x + sx * TILEX,
7994                          gi->y + sy * TILEY,
7995                          el2img(new_element), 0);
7996
7997         if (id == GADGET_ID_AMOEBA_CONTENT)
7998           level.amoeba_content = new_element;
7999         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8000         {
8001           new_element = GFX_ELEMENT(new_element);
8002           custom_element.gfx_element = new_element;
8003
8004           CopyElementPropertiesToGame(properties_element);
8005
8006           UpdateCustomElementGraphicGadgets();
8007
8008           FrameCounter = 0;     /* restart animation frame counter */
8009         }
8010         else if (id == GADGET_ID_CUSTOM_CONTENT)
8011         {
8012           custom_element.content[sx][sy] = new_element;
8013
8014           CopyCustomElementPropertiesToGame(properties_element);
8015         }
8016         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8017         {
8018           custom_element.move_enter_element = new_element;
8019
8020           CopyCustomElementPropertiesToGame(properties_element);
8021         }
8022         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8023         {
8024           custom_element.move_leave_element = new_element;
8025
8026           CopyCustomElementPropertiesToGame(properties_element);
8027         }
8028         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8029         {
8030           custom_element_change.target_element = new_element;
8031
8032           CopyCustomElementPropertiesToGame(properties_element);
8033         }
8034         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8035         {
8036           custom_element_change.content[sx][sy] = new_element;
8037
8038           CopyCustomElementPropertiesToGame(properties_element);
8039         }
8040         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8041         {
8042           custom_element_change.trigger_element = new_element;
8043
8044           CopyCustomElementPropertiesToGame(properties_element);
8045         }
8046         else if (id == GADGET_ID_GROUP_CONTENT)
8047         {
8048           group_element_info.element[sx] = new_element;
8049
8050           CopyGroupElementPropertiesToGame(properties_element);
8051         }
8052         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8053           random_placement_background_element = new_element;
8054         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8055                  id <= GADGET_ID_ELEMENT_CONTENT_7)
8056           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
8057             new_element;
8058       }
8059       break;
8060
8061     case GADGET_ID_CONNECTED_ITEMS:
8062       {
8063         static int last_sx = -1;
8064         static int last_sy = -1;
8065
8066         if (button_release_event)
8067           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8068
8069         if (button)
8070         {
8071           if (!button_press_event)
8072             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8073
8074           last_sx = sx;
8075           last_sy = sy;
8076         }
8077       }
8078       break;
8079
8080     case GADGET_ID_LINE:
8081     case GADGET_ID_ARC:
8082     case GADGET_ID_RECTANGLE:
8083     case GADGET_ID_FILLED_BOX:
8084     case GADGET_ID_GRAB_BRUSH:
8085     case GADGET_ID_TEXT:
8086       {
8087         static int last_sx = -1;
8088         static int last_sy = -1;
8089         static int start_sx = -1;
8090         static int start_sy = -1;
8091         void (*draw_func)(int, int, int, int, int, boolean);
8092
8093         if (drawing_function == GADGET_ID_LINE)
8094           draw_func = DrawLine;
8095         else if (drawing_function == GADGET_ID_ARC)
8096           draw_func = DrawArc;
8097         else if (drawing_function == GADGET_ID_RECTANGLE)
8098           draw_func = DrawBox;
8099         else if (drawing_function == GADGET_ID_FILLED_BOX)
8100           draw_func = DrawFilledBox;
8101         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8102           draw_func = SelectArea;
8103         else /* (drawing_function == GADGET_ID_TEXT) */
8104           draw_func = SetTextCursor;
8105
8106         if (button_press_event)
8107         {
8108           draw_func(sx, sy, sx, sy, new_element, FALSE);
8109           start_sx = last_sx = sx;
8110           start_sy = last_sy = sy;
8111
8112           if (drawing_function == GADGET_ID_TEXT)
8113             DrawLevelText(0, 0, 0, TEXT_END);
8114         }
8115         else if (button_release_event)
8116         {
8117           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8118           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8119           {
8120             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8121             CopyBrushToCursor(sx, sy);
8122             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8123                           MB_LEFTBUTTON);
8124             draw_with_brush = TRUE;
8125           }
8126           else if (drawing_function == GADGET_ID_TEXT)
8127             DrawLevelText(sx, sy, 0, TEXT_INIT);
8128           else
8129             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8130         }
8131         else if (last_sx != sx || last_sy != sy)
8132         {
8133           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8134           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8135           last_sx = sx;
8136           last_sy = sy;
8137         }
8138       }
8139       break;
8140
8141     case GADGET_ID_FLOOD_FILL:
8142       if (button_press_event && Feld[lx][ly] != new_element)
8143       {
8144         FloodFill(lx, ly, new_element);
8145         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8146         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8147       }
8148       break;
8149
8150     case GADGET_ID_PICK_ELEMENT:
8151       if (button_release_event)
8152         ClickOnGadget(level_editor_gadget[last_drawing_function],
8153                       MB_LEFTBUTTON);
8154       else if (draw_level)
8155         PickDrawingElement(button, Feld[lx][ly]);
8156       else if (id == GADGET_ID_AMOEBA_CONTENT)
8157         PickDrawingElement(button, level.amoeba_content);
8158       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8159         PickDrawingElement(button, custom_element.gfx_element);
8160       else if (id == GADGET_ID_CUSTOM_CONTENT)
8161         PickDrawingElement(button, custom_element.content[sx][sy]);
8162       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8163         PickDrawingElement(button, custom_element.move_enter_element);
8164       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8165         PickDrawingElement(button, custom_element.move_leave_element);
8166       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8167         PickDrawingElement(button, custom_element_change.target_element);
8168       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8169         PickDrawingElement(button, custom_element_change.content[sx][sy]);
8170       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8171         PickDrawingElement(button, custom_element_change.trigger_element);
8172       else if (id == GADGET_ID_GROUP_CONTENT)
8173         PickDrawingElement(button, group_element_info.element[sx]);
8174       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8175         PickDrawingElement(button, random_placement_background_element);
8176       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8177                id <= GADGET_ID_ELEMENT_CONTENT_7)
8178       {
8179         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8180
8181         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8182       }
8183
8184       break;
8185
8186     default:
8187       break;
8188   }
8189 }
8190
8191 static void HandleCounterButtons(struct GadgetInfo *gi)
8192 {
8193   int gadget_id = gi->custom_id;
8194   int counter_id = gi->custom_type_id;
8195   int button = gi->event.button;
8196   int *counter_value = counterbutton_info[counter_id].value;
8197   int step = BUTTON_STEPSIZE(button) *
8198     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8199
8200   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8201   {
8202     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8203     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8204     boolean level_changed = LevelChanged();
8205
8206     if ((level_changed && pressed) || (!level_changed && released))
8207       return;
8208
8209     if (level_changed && !Request("Level has changed! Discard changes ?",
8210                                   REQ_ASK))
8211     {
8212       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8213         ModifyEditorCounter(counter_id, *counter_value);
8214       return;
8215     }
8216   }
8217
8218   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8219     *counter_value = gi->textinput.number_value;
8220   else
8221     ModifyEditorCounter(counter_id, *counter_value + step);
8222
8223   switch (counter_id)
8224   {
8225     case ED_COUNTER_ID_ELEMENT_CONTENT:
8226       DrawElementContentAreas();
8227       break;
8228
8229     case ED_COUNTER_ID_GROUP_CONTENT:
8230       DrawGroupElementArea(properties_element);
8231       CopyGroupElementPropertiesToGame(properties_element);
8232       break;
8233
8234     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8235     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8236       DrawEnvelopeTextArea(-1);
8237       break;
8238
8239     case ED_COUNTER_ID_LEVEL_XSIZE:
8240     case ED_COUNTER_ID_LEVEL_YSIZE:
8241       lev_fieldx = level.fieldx;
8242       lev_fieldy = level.fieldy;
8243       break;
8244
8245     case ED_COUNTER_ID_SELECT_LEVEL:
8246       LoadLevel(level_nr);
8247       TapeErase();
8248       ResetUndoBuffer();
8249       DrawEditModeWindow();
8250       break;
8251
8252     default:
8253       break;
8254   }
8255
8256   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8257        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8258       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8259        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8260     CopyElementPropertiesToGame(properties_element);
8261 }
8262
8263 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8264 {
8265   int type_id = gi->custom_type_id;
8266
8267   strcpy(textinput_info[type_id].value, gi->textinput.value);
8268
8269   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8270   {
8271     CopyElementPropertiesToGame(properties_element);
8272
8273     ModifyEditorElementList();  /* update changed button info text */
8274   }
8275 }
8276
8277 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8278 {
8279   int type_id = gi->custom_type_id;
8280
8281   strcpy(textarea_info[type_id].value, gi->textarea.value);
8282 }
8283
8284 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8285 {
8286   int type_id = gi->custom_type_id;
8287
8288   *selectbox_info[type_id].value =
8289     selectbox_info[type_id].options[gi->selectbox.index].value;
8290
8291   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8292   {
8293     element_info[properties_element].current_change_page = gi->selectbox.index;
8294
8295     DrawPropertiesWindow();
8296   }
8297   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8298             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8299            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8300             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8301            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8302     CopyElementPropertiesToGame(properties_element);
8303 }
8304
8305 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8306 {
8307   int type_id = gi->custom_type_id;
8308   int i;
8309
8310   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8311       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8312   {
8313     edit_mode_properties = gi->custom_type_id;
8314
8315     DrawPropertiesWindow();
8316   }
8317   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8318   {
8319     char *template_filename = getDefaultLevelFilename(-1);
8320     boolean new_template = !fileExists(template_filename);
8321
8322     if (new_template ||
8323         Request("Save this template and kill the old ?", REQ_ASK))
8324       SaveLevelTemplate();
8325
8326     if (new_template)
8327       Request("Template saved !", REQ_CONFIRM);
8328   }
8329   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8330            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8331   {
8332     struct ElementInfo *ei = &element_info[properties_element];
8333
8334     setElementChangePages(ei, ei->num_change_pages + 1);
8335
8336     /* set new change page to be new current change page */
8337     ei->current_change_page = ei->num_change_pages - 1;
8338     ei->change = &ei->change_page[ei->current_change_page];
8339
8340     setElementChangeInfoToDefaults(ei->change);
8341
8342     DrawPropertiesWindow();
8343   }
8344   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8345            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8346   {
8347     struct ElementInfo *ei = &element_info[properties_element];
8348
8349     /* copy all change pages after change page to be deleted */
8350     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8351       ei->change_page[i] = ei->change_page[i + 1];
8352
8353     setElementChangePages(ei, ei->num_change_pages - 1);
8354
8355     DrawPropertiesWindow();
8356   }
8357 }
8358
8359 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8360 {
8361   int type_id = gi->custom_type_id;
8362
8363   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8364       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8365   {
8366     struct ElementInfo *ei = &element_info[properties_element];
8367     int step = BUTTON_STEPSIZE(gi->event.button);
8368
8369     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8370     ei->current_change_page += step;
8371
8372     if (ei->current_change_page < 0)
8373       ei->current_change_page = 0;
8374     else if (ei->current_change_page >= ei->num_change_pages)
8375       ei->current_change_page = ei->num_change_pages - 1;
8376
8377     DrawPropertiesWindow();
8378   }
8379 }
8380
8381 static void HandleRadiobuttons(struct GadgetInfo *gi)
8382 {
8383   *radiobutton_info[gi->custom_type_id].value =
8384     radiobutton_info[gi->custom_type_id].checked_value;
8385 }
8386
8387 static void HandleCheckbuttons(struct GadgetInfo *gi)
8388 {
8389   int type_id = gi->custom_type_id;
8390
8391   *checkbutton_info[type_id].value ^= TRUE;
8392
8393   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8394       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8395       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8396       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8397          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8398         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8399          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8400        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8401   {
8402     CopyElementPropertiesToGame(properties_element);
8403   }
8404
8405   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8406   {
8407     UpdateCustomElementGraphicGadgets();
8408   }
8409   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8410   {
8411     char *template_filename = getDefaultLevelFilename(-1);
8412
8413     if (level.use_custom_template && !fileExists(template_filename))
8414     {
8415       Request("No level template found !", REQ_CONFIRM);
8416
8417       level.use_custom_template = FALSE;
8418       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8419
8420       return;
8421     }
8422
8423     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8424
8425     DrawEditModeWindow();
8426   }
8427 }
8428
8429 static void HandleControlButtons(struct GadgetInfo *gi)
8430 {
8431   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8432   static int last_edit_mode = ED_MODE_DRAWING;
8433   static int last_custom_copy_mode = -1;
8434   int id = gi->custom_id;
8435   int button = gi->event.button;
8436   int step = BUTTON_STEPSIZE(button);
8437   int new_element = BUTTON_ELEMENT(button);
8438   int x, y;
8439
8440   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8441     DrawLevelText(0, 0, 0, TEXT_END);
8442
8443   if (id < ED_NUM_CTRL1_BUTTONS &&
8444       id != GADGET_ID_SINGLE_ITEMS &&
8445       id != GADGET_ID_PROPERTIES &&
8446       id != GADGET_ID_PICK_ELEMENT &&
8447       edit_mode != ED_MODE_DRAWING &&
8448       drawing_function != GADGET_ID_PICK_ELEMENT &&
8449       !(GetKeyModState() & KMOD_Control))
8450   {
8451     DrawDrawingWindow();
8452     edit_mode = ED_MODE_DRAWING;
8453   }
8454
8455   /* element copy mode active, but no element button pressed => deactivate */
8456   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8457     last_custom_copy_mode = -1;
8458
8459   switch (id)
8460   {
8461     case GADGET_ID_SCROLL_LEFT:
8462       if (level_xpos >= 0)
8463       {
8464         if (lev_fieldx < ed_fieldx - 2)
8465           break;
8466
8467         level_xpos -= step;
8468         if (level_xpos < -1)
8469           level_xpos = -1;
8470         if (button == 1)
8471           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8472         else
8473           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8474
8475         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8476                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8477       }
8478       break;
8479
8480     case GADGET_ID_SCROLL_RIGHT:
8481       if (level_xpos <= lev_fieldx - ed_fieldx)
8482       {
8483         if (lev_fieldx < ed_fieldx - 2)
8484           break;
8485
8486         level_xpos += step;
8487         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8488           level_xpos = lev_fieldx - ed_fieldx + 1;
8489         if (button == 1)
8490           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8491         else
8492           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8493
8494         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8495                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8496       }
8497       break;
8498
8499     case GADGET_ID_SCROLL_UP:
8500       if (level_ypos >= 0)
8501       {
8502         if (lev_fieldy < ed_fieldy - 2)
8503           break;
8504
8505         level_ypos -= step;
8506         if (level_ypos < -1)
8507           level_ypos = -1;
8508         if (button == 1)
8509           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8510         else
8511           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8512
8513         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8514                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8515       }
8516       break;
8517
8518     case GADGET_ID_SCROLL_DOWN:
8519       if (level_ypos <= lev_fieldy - ed_fieldy)
8520       {
8521         if (lev_fieldy < ed_fieldy - 2)
8522           break;
8523
8524         level_ypos += step;
8525         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8526           level_ypos = lev_fieldy - ed_fieldy + 1;
8527         if (button == 1)
8528           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8529         else
8530           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8531
8532         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8533                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8534       }
8535       break;
8536
8537     case GADGET_ID_SCROLL_HORIZONTAL:
8538       level_xpos = gi->event.item_position - 1;
8539       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8540       break;
8541
8542     case GADGET_ID_SCROLL_VERTICAL:
8543       level_ypos = gi->event.item_position - 1;
8544       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8545       break;
8546
8547     case GADGET_ID_SCROLL_LIST_UP:
8548     case GADGET_ID_SCROLL_LIST_DOWN:
8549     case GADGET_ID_SCROLL_LIST_VERTICAL:
8550       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8551         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8552       else
8553       {
8554         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8555         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8556
8557         if (element_shift < 0)
8558           element_shift = 0;
8559         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8560           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8561
8562         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8563                      GDI_SCROLLBAR_ITEM_POSITION,
8564                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8565       }
8566
8567       ModifyEditorElementList();
8568
8569       break;
8570
8571     case GADGET_ID_WRAP_LEFT:
8572       WrapLevel(-step, 0);
8573       break;
8574
8575     case GADGET_ID_WRAP_RIGHT:
8576       WrapLevel(step, 0);
8577       break;
8578
8579     case GADGET_ID_WRAP_UP:
8580       WrapLevel(0, -step);
8581       break;
8582
8583     case GADGET_ID_WRAP_DOWN:
8584       WrapLevel(0, step);
8585       break;
8586
8587     case GADGET_ID_SINGLE_ITEMS:
8588     case GADGET_ID_CONNECTED_ITEMS:
8589     case GADGET_ID_LINE:
8590     case GADGET_ID_ARC:
8591     case GADGET_ID_TEXT:
8592     case GADGET_ID_RECTANGLE:
8593     case GADGET_ID_FILLED_BOX:
8594     case GADGET_ID_FLOOD_FILL:
8595     case GADGET_ID_GRAB_BRUSH:
8596     case GADGET_ID_PICK_ELEMENT:
8597       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8598         last_drawing_function = drawing_function;
8599       drawing_function = id;
8600       draw_with_brush = FALSE;
8601       break;
8602
8603     case GADGET_ID_RANDOM_PLACEMENT:
8604       RandomPlacement(new_element);
8605       break;
8606
8607     case GADGET_ID_PROPERTIES:
8608       if (edit_mode != ED_MODE_PROPERTIES)
8609       {
8610         properties_element = new_element;
8611         DrawPropertiesWindow();
8612         edit_mode = ED_MODE_PROPERTIES;
8613
8614         last_level_drawing_function = drawing_function;
8615         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8616                       MB_LEFTBUTTON);
8617       }
8618       else
8619       {
8620         DrawDrawingWindow();
8621         edit_mode = ED_MODE_DRAWING;
8622
8623         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8624                       MB_LEFTBUTTON);
8625       }
8626       break;
8627
8628     case GADGET_ID_CUSTOM_COPY_FROM:
8629     case GADGET_ID_CUSTOM_COPY_TO:
8630     case GADGET_ID_CUSTOM_EXCHANGE:
8631       last_custom_copy_mode = id;
8632       last_drawing_function = drawing_function;
8633       break;
8634
8635     case GADGET_ID_UNDO:
8636       if (undo_buffer_steps == 0)
8637       {
8638         Request("Undo buffer empty !", REQ_CONFIRM);
8639         break;
8640       }
8641
8642       if (edit_mode != ED_MODE_DRAWING)
8643       {
8644         DrawDrawingWindow();
8645         edit_mode = ED_MODE_DRAWING;
8646       }
8647
8648       undo_buffer_position =
8649         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8650       undo_buffer_steps--;
8651
8652       for (x = 0; x < lev_fieldx; x++)
8653         for (y = 0; y < lev_fieldy; y++)
8654           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8655       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8656       break;
8657
8658     case GADGET_ID_INFO:
8659       if (edit_mode != ED_MODE_INFO)
8660       {
8661         last_edit_mode = edit_mode;
8662         edit_mode = ED_MODE_INFO;
8663
8664         DrawLevelInfoWindow();
8665       }
8666       else
8667       {
8668         edit_mode = last_edit_mode;
8669
8670         DrawEditModeWindow();
8671       }
8672       break;
8673
8674     case GADGET_ID_CLEAR:
8675       if (edit_mode != ED_MODE_DRAWING)
8676       {
8677         DrawDrawingWindow();
8678         edit_mode = ED_MODE_DRAWING;
8679       }
8680
8681       for (x = 0; x < MAX_LEV_FIELDX; x++)
8682         for (y = 0; y < MAX_LEV_FIELDY; y++)
8683           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8684       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8685
8686       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8687       break;
8688
8689     case GADGET_ID_SAVE:
8690       if (leveldir_current->readonly)
8691       {
8692         Request("This level is read only !", REQ_CONFIRM);
8693         break;
8694       }
8695
8696       if (!LevelContainsPlayer)
8697         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8698       else
8699       {
8700         char *level_filename = getDefaultLevelFilename(level_nr);
8701         boolean new_level = !fileExists(level_filename);
8702
8703         if (new_level ||
8704             Request("Save this level and kill the old ?", REQ_ASK))
8705         {
8706           CopyPlayfield(Feld, level.field);
8707
8708           SaveLevel(level_nr);
8709         }
8710
8711         if (new_level)
8712           Request("Level saved !", REQ_CONFIRM);
8713       }
8714       break;
8715
8716     case GADGET_ID_TEST:
8717       if (!LevelContainsPlayer)
8718         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8719       else
8720       {
8721         if (LevelChanged())
8722           level.game_version = GAME_VERSION_ACTUAL;
8723
8724         CopyPlayfield(level.field, FieldBackup);
8725         CopyPlayfield(Feld, level.field);
8726
8727         UnmapLevelEditorGadgets();
8728         UndrawSpecialEditorDoor();
8729
8730         CloseDoor(DOOR_CLOSE_ALL);
8731
8732         DrawCompleteVideoDisplay();
8733
8734         if (setup.autorecord)
8735           TapeStartRecording();
8736
8737         level_editor_test_game = TRUE;
8738         game_status = GAME_MODE_PLAYING;
8739
8740         InitGame();
8741       }
8742       break;
8743
8744     case GADGET_ID_EXIT:
8745       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8746       break;
8747
8748     default:
8749       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8750           id <= GADGET_ID_ELEMENTLIST_LAST)
8751       {
8752         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8753         int new_element = editor_elements[element_position + element_shift];
8754
8755         if (last_custom_copy_mode != -1)
8756         {
8757           if (CopyCustomElement(properties_element, new_element,
8758                                 last_custom_copy_mode))
8759           {
8760             ClickOnGadget(level_editor_gadget[last_drawing_function],
8761                           MB_LEFTBUTTON);
8762
8763             last_custom_copy_mode = -1;
8764           }
8765
8766           break;
8767         }
8768
8769         PickDrawingElement(button, new_element);
8770
8771         if (!stick_element_properties_window &&
8772             drawing_function != GADGET_ID_PICK_ELEMENT &&
8773             !(GetKeyModState() & KMOD_Control))
8774         {
8775           properties_element = new_element;
8776           if (edit_mode == ED_MODE_PROPERTIES)
8777             DrawPropertiesWindow();
8778         }
8779
8780         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8781           ClickOnGadget(level_editor_gadget[last_drawing_function],
8782                         MB_LEFTBUTTON);
8783       }
8784 #ifdef DEBUG
8785       else if (gi->event.type == GD_EVENT_PRESSED)
8786         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8787       else if (gi->event.type == GD_EVENT_RELEASED)
8788         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8789       else if (gi->event.type == GD_EVENT_MOVING)
8790         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8791       else
8792         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8793 #endif
8794       break;
8795   }
8796 }
8797
8798 void HandleLevelEditorKeyInput(Key key)
8799 {
8800   char letter = getCharFromKey(key);
8801   int button = MB_LEFTBUTTON;
8802
8803   if (drawing_function == GADGET_ID_TEXT &&
8804       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8805   {
8806     if (letter)
8807       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8808     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8809       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8810     else if (key == KSYM_Return)
8811       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8812     else if (key == KSYM_Escape)
8813       DrawLevelText(0, 0, 0, TEXT_END);
8814   }
8815   else if (button_status == MB_RELEASED)
8816   {
8817     int i, id = GADGET_ID_NONE;
8818
8819     switch (key)
8820     {
8821       case KSYM_Left:
8822         id = GADGET_ID_SCROLL_LEFT;
8823         break;
8824       case KSYM_Right:
8825         id = GADGET_ID_SCROLL_RIGHT;
8826         break;
8827       case KSYM_Up:
8828         id = GADGET_ID_SCROLL_UP;
8829         break;
8830       case KSYM_Down:
8831         id = GADGET_ID_SCROLL_DOWN;
8832         break;
8833       case KSYM_Page_Up:
8834         id = GADGET_ID_SCROLL_LIST_UP;
8835         button = MB_RIGHTBUTTON;
8836         break;
8837       case KSYM_Page_Down:
8838         id = GADGET_ID_SCROLL_LIST_DOWN;
8839         button = MB_RIGHTBUTTON;
8840         break;
8841
8842       case KSYM_Escape:
8843         if (edit_mode == ED_MODE_DRAWING)
8844         {
8845           RequestExitLevelEditor(setup.ask_on_escape);
8846         }
8847         else
8848         {
8849           DrawDrawingWindow();
8850           edit_mode = ED_MODE_DRAWING;
8851         }
8852         break;
8853
8854       default:
8855         break;
8856     }
8857
8858     if (id != GADGET_ID_NONE)
8859       ClickOnGadget(level_editor_gadget[id], button);
8860     else if (letter == '.')
8861       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
8862     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
8863       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
8864     else
8865       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8866         if (letter && letter == control_info[i].shortcut)
8867           if (!anyTextGadgetActive())
8868             ClickOnGadget(level_editor_gadget[i], button);
8869   }
8870 }
8871
8872 void HandleLevelEditorIdle()
8873 {
8874   static unsigned long action_delay = 0;
8875   unsigned long action_delay_value = GameFrameDelay;
8876   int xpos = 1, ypos = 2;
8877
8878   if (edit_mode != ED_MODE_PROPERTIES)
8879     return;
8880
8881   if (!DelayReached(&action_delay, action_delay_value))
8882     return;
8883
8884   DrawGraphicAnimationExt(drawto,
8885                           SX + xpos * TILEX,
8886                           SY + ypos * TILEY + MINI_TILEY / 2,
8887                           el2img(properties_element), -1, NO_MASKING);
8888
8889   MarkTileDirty(xpos, ypos);
8890   MarkTileDirty(xpos, ypos + 1);
8891
8892   FrameCounter++;       /* increase animation frame counter */
8893 }
8894
8895 void ClearEditorGadgetInfoText()
8896 {
8897   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
8898 }
8899
8900 void HandleEditorGadgetInfoText(void *ptr)
8901 {
8902   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
8903   char infotext[MAX_OUTPUT_LINESIZE + 1];
8904   char shortcut[MAX_OUTPUT_LINESIZE + 1];
8905   int max_infotext_len = getMaxInfoTextLength();
8906
8907   if (game_status != GAME_MODE_EDITOR)
8908     return;
8909
8910   ClearEditorGadgetInfoText();
8911
8912   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8913     return;
8914
8915   /* misuse this function to delete brush cursor, if needed */
8916   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
8917     DeleteBrushFromCursor();
8918
8919   if (gi == NULL || gi->info_text == NULL)
8920     return;
8921
8922   strncpy(infotext, gi->info_text, max_infotext_len);
8923   infotext[max_infotext_len] = '\0';
8924
8925   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
8926   {
8927     int key = control_info[gi->custom_id].shortcut;
8928
8929     if (key)
8930     {
8931       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
8932         sprintf(shortcut, " ('.' or '%c')", key);
8933       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
8934         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
8935       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
8936         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
8937       else                                              /* normal case */
8938         sprintf(shortcut, " ('%s%c')",
8939                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
8940
8941       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
8942         strcat(infotext, shortcut);
8943     }
8944   }
8945
8946   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
8947 }
8948
8949 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
8950 {
8951   static int start_lx, start_ly;
8952   int id = gi->custom_id;
8953   int sx = gi->event.x;
8954   int sy = gi->event.y;
8955   int lx = sx + level_xpos;
8956   int ly = sy + level_ypos;
8957   int min_sx = 0, min_sy = 0;
8958   int max_sx = gi->drawing.area_xsize - 1;
8959   int max_sy = gi->drawing.area_ysize - 1;
8960   int actual_drawing_function = drawing_function;
8961   int max_infotext_len = getMaxInfoTextLength();
8962   char infotext[MAX_OUTPUT_LINESIZE + 1];
8963   char *text;
8964
8965   infotext[0] = '\0';           /* start with empty info text */
8966
8967   /* pressed Control key: simulate picking element */
8968   if (GetKeyModState() & KMOD_Control)
8969     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8970
8971   ClearEditorGadgetInfoText();
8972
8973   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8974     return;
8975
8976   /* make sure to stay inside drawing area boundaries */
8977   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8978   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8979
8980   if (id == GADGET_ID_DRAWING_LEVEL)
8981   {
8982     if (button_status)
8983     {
8984       int min_lx = 0, min_ly = 0;
8985       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8986
8987       /* get positions inside level field */
8988       lx = sx + level_xpos;
8989       ly = sy + level_ypos;
8990
8991       /* make sure to stay inside level field boundaries */
8992       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8993       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8994
8995       /* correct drawing area positions accordingly */
8996       sx = lx - level_xpos;
8997       sy = ly - level_ypos;
8998     }
8999
9000     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9001     {
9002       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9003       {
9004         if (gi->event.type == GD_EVENT_PRESSED)
9005         {
9006           start_lx = lx;
9007           start_ly = ly;
9008         }
9009
9010         switch (actual_drawing_function)
9011         {
9012           case GADGET_ID_SINGLE_ITEMS:
9013             text = "Drawing single items";
9014             break;
9015           case GADGET_ID_CONNECTED_ITEMS:
9016             text = "Drawing connected items";
9017             break;
9018           case GADGET_ID_LINE:
9019             text = "Drawing line";
9020             break;
9021           case GADGET_ID_ARC:
9022             text = "Drawing arc";
9023             break;
9024           case GADGET_ID_TEXT:
9025             text = "Setting text cursor";
9026             break;
9027           case GADGET_ID_RECTANGLE:
9028             text = "Drawing rectangle";
9029             break;
9030           case GADGET_ID_FILLED_BOX:
9031             text = "Drawing filled box";
9032             break;
9033           case GADGET_ID_FLOOD_FILL:
9034             text = "Flood fill";
9035             break;
9036           case GADGET_ID_GRAB_BRUSH:
9037             text = "Grabbing brush";
9038             break;
9039           case GADGET_ID_PICK_ELEMENT:
9040             text = "Picking element";
9041             break;
9042
9043           default:
9044             text = "Drawing position";
9045             break;
9046         }
9047
9048 #if 1
9049         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9050           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9051         else
9052           sprintf(infotext, "%s: %d, %d", text,
9053                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9054 #else
9055         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9056           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9057                     "%s: %d, %d", infotext, lx, ly);
9058         else
9059           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9060                     "%s: %d, %d", infotext,
9061                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9062 #endif
9063       }
9064 #if 1
9065       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9066         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9067       else
9068         sprintf(infotext, "Level position: %d, %d", lx, ly);
9069 #else
9070       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9071         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9072                   "%s", getElementInfoText(Feld[lx][ly]));
9073       else
9074         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9075                   "Level position: %d, %d", lx, ly);
9076 #endif
9077     }
9078
9079     /* misuse this function to draw brush cursor, if needed */
9080     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9081     {
9082       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9083         CopyBrushToCursor(sx, sy);
9084       else
9085         DeleteBrushFromCursor();
9086     }
9087   }
9088   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9089   {
9090     int element = EL_EMPTY;
9091
9092     if (id == GADGET_ID_AMOEBA_CONTENT)
9093       element = level.amoeba_content;
9094     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9095       element = custom_element.gfx_element;
9096     else if (id == GADGET_ID_CUSTOM_CONTENT)
9097       element = custom_element.content[sx][sy];
9098     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9099       element = custom_element.move_enter_element;
9100     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9101       element = custom_element.move_leave_element;
9102     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9103       element = custom_element_change.target_element;
9104     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9105       element = custom_element_change.content[sx][sy];
9106     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9107       element = custom_element_change.trigger_element;
9108     else if (id == GADGET_ID_GROUP_CONTENT)
9109       element = group_element_info.element[sx];
9110     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9111       element = random_placement_background_element;
9112     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9113              id <= GADGET_ID_ELEMENT_CONTENT_7)
9114       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9115
9116     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9117   }
9118   else
9119   {
9120     if (id == GADGET_ID_AMOEBA_CONTENT)
9121       strcpy(infotext, "Amoeba content");
9122     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9123       strcpy(infotext, "Custom graphic element");
9124     else if (id == GADGET_ID_CUSTOM_CONTENT)
9125       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9126     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9127       strcpy(infotext, "Element that can be digged/collected");
9128     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9129       strcpy(infotext, "Element that will be left behind");
9130     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9131       strcpy(infotext, "New element after change");
9132     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9133       strcpy(infotext, "New extended elements after change");
9134     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9135       strcpy(infotext, "Other element triggering change");
9136     else if (id == GADGET_ID_GROUP_CONTENT)
9137       sprintf(infotext, "Group element position: %d", sx + 1);
9138     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9139       strcpy(infotext, "Random placement background");
9140     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9141              id <= GADGET_ID_ELEMENT_CONTENT_7)
9142       sprintf(infotext, "Content area %d position: %d, %d",
9143               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9144   }
9145
9146   infotext[max_infotext_len] = '\0';
9147
9148   if (strlen(infotext) > 0)
9149     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9150 }
9151
9152 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9153 {
9154   if (!ask_if_level_has_changed ||
9155       !LevelChanged() ||
9156       Request("Level has changed! Exit without saving ?",
9157               REQ_ASK | REQ_STAY_OPEN))
9158   {
9159 #if 1
9160     CloseDoor(DOOR_CLOSE_1);
9161     SetDoorState(DOOR_CLOSE_2);
9162 #else
9163     CloseDoor(DOOR_CLOSE_ALL);
9164 #endif
9165     game_status = GAME_MODE_MAIN;
9166     DrawMainMenu();
9167   }
9168   else
9169   {
9170     CloseDoor(DOOR_CLOSE_1);
9171     BlitBitmap(bitmap_db_door, bitmap_db_door,
9172                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
9173                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
9174     OpenDoor(DOOR_OPEN_1);
9175   }
9176 }