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