src/editor.c

   1 /***********************************************************
   2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
   3 *----------------------------------------------------------*
   4 * (c) 1995-2002 Artsoft Entertainment                      *
   5 *               Holger Schemel                             *
   6 *               Detmolder Strasse 189                      *
   7 *               33604 Bielefeld                            *
   8 *               Germany                                    *
   9 *               e-mail: info@artsoft.org                   *
  10 *----------------------------------------------------------*
  11 * editor.c                                                 *
  12 ***********************************************************/
  13
  14 #include <math.h>
  15
  16 #include "libgame/libgame.h"
  17
  18 #include "editor.h"
  19 #include "screens.h"
  20 #include "tools.h"
  21 #include "files.h"
  22 #include "game.h"
  23 #include "init.h"
  24 #include "tape.h"
  25
  26
  27 #define INFOTEXT_UNKNOWN_ELEMENT        "unknown"
  28
  29
  30 /*
  31   -----------------------------------------------------------------------------
  32   screen and artwork graphic pixel position definitions
  33   -----------------------------------------------------------------------------
  34 */
  35
  36 /* positions in the level editor */
  37 #define ED_WIN_MB_LEFT_XPOS             6
  38 #define ED_WIN_MB_LEFT_YPOS             258
  39 #define ED_WIN_MB_MIDDLE_XPOS           42
  40 #define ED_WIN_MB_MIDDLE_YPOS           ED_WIN_MB_LEFT_YPOS
  41 #define ED_WIN_MB_RIGHT_XPOS            78
  42 #define ED_WIN_MB_RIGHT_YPOS            ED_WIN_MB_LEFT_YPOS
  43
  44 /* values for the control window */
  45 #define ED_CTRL_NO_BUTTONS_GFX_XPOS     6
  46 #define ED_CTRL_NO_BUTTONS_GFX_YPOS     286
  47 #define ED_CTRL1_BUTTONS_GFX_YPOS       236
  48 #define ED_CTRL2_BUTTONS_GFX_YPOS       236
  49 #define ED_CTRL3_BUTTONS_GFX_YPOS       324
  50 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS   142
  51 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS   302
  52
  53 #define ED_CTRL1_BUTTON_XSIZE           22
  54 #define ED_CTRL1_BUTTON_YSIZE           22
  55 #define ED_CTRL1_BUTTONS_XPOS           6
  56 #define ED_CTRL1_BUTTONS_YPOS           6
  57 #define ED_CTRL2_BUTTON_XSIZE           30
  58 #define ED_CTRL2_BUTTON_YSIZE           20
  59 #define ED_CTRL2_BUTTONS_XPOS           5
  60 #define ED_CTRL2_BUTTONS_YPOS           99
  61 #define ED_CTRL3_BUTTON_XSIZE           22
  62 #define ED_CTRL3_BUTTON_YSIZE           22
  63 #define ED_CTRL3_BUTTONS_XPOS           6
  64 #define ED_CTRL3_BUTTONS_YPOS           6
  65
  66 #define ED_CTRL1_BUTTONS_HORIZ          4
  67 #define ED_CTRL1_BUTTONS_VERT           4
  68 #define ED_CTRL2_BUTTONS_HORIZ          3
  69 #define ED_CTRL2_BUTTONS_VERT           2
  70 #define ED_CTRL3_BUTTONS_HORIZ          3
  71 #define ED_CTRL3_BUTTONS_VERT           1
  72
  73 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
  74 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
  75 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
  76 #define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS + ED_NUM_CTRL2_BUTTONS)
  77 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS + \
  78                                 ED_NUM_CTRL2_BUTTONS + \
  79                                 ED_NUM_CTRL3_BUTTONS)
  80
  81 /* values for the element list */
  82 #define ED_ELEMENTLIST_XPOS             5
  83 #define ED_ELEMENTLIST_YPOS             30
  84 #define ED_ELEMENTLIST_XSIZE            20
  85 #define ED_ELEMENTLIST_YSIZE            20
  86 #define ED_ELEMENTLIST_BUTTONS_HORIZ    4
  87 #define ED_ELEMENTLIST_BUTTONS_VERT     11
  88 #define ED_NUM_ELEMENTLIST_BUTTONS      (ED_ELEMENTLIST_BUTTONS_HORIZ * \
  89                                          ED_ELEMENTLIST_BUTTONS_VERT)
  90
  91 /* standard distances */
  92 #define ED_BORDER_SIZE                  3
  93 #define ED_BORDER_TEXT_XSIZE            5
  94 #define ED_BORDER_AREA_YSIZE            1
  95
  96 #define ED_GADGET_DISTANCE              2
  97 #define ED_GADGET_TEXT_DISTANCE         (2 * ED_GADGET_DISTANCE)
  98 #define ED_DRAWINGAREA_TEXT_DISTANCE    (ED_GADGET_TEXT_DISTANCE + \
  99                                          MINI_TILEX / 2)
 100
 101 /* values for the setting windows */
 102 #define ED_SETTINGS_XSTART              (3 * MINI_TILEX / 2)
 103 #define ED_SETTINGS_YSTART              (MINI_TILEY * 10)
 104
 105 #define ED_XOFFSET_CHECKBOX             (ED_CHECKBUTTON_XSIZE + \
 106                                          2 * ED_GADGET_DISTANCE)
 107
 108 #define ED_SETTINGS_XOFFSET             ED_XOFFSET_CHECKBOX
 109 #define ED_SETTINGS_YOFFSET             (3 * MINI_TILEY / 2)
 110
 111 #define ED_SETTINGS_XPOS(n)             (ED_SETTINGS_XSTART + \
 112                                          (n) * ED_SETTINGS_XOFFSET)
 113 #define ED_SETTINGS_YPOS(n)             (ED_SETTINGS_YSTART + \
 114                                          (n) * ED_SETTINGS_YOFFSET)
 115
 116 #define ED_SETTINGS1_YPOS               MINI_TILEY
 117 #define ED_SETTINGS2_XPOS               MINI_TILEX
 118 #define ED_SETTINGS2_YPOS               (ED_SETTINGS1_YPOS + 12 * TILEY - 2)
 119
 120 /* values for counter gadgets */
 121 #define ED_COUNTER_YSTART               (ED_SETTINGS1_YPOS + 2 * TILEY)
 122 #define ED_COUNTER_YDISTANCE            (3 * MINI_TILEY)
 123 #define ED_COUNTER_YPOS(n)              (ED_COUNTER_YSTART + \
 124                                          (n) * ED_COUNTER_YDISTANCE)
 125 #define ED_COUNTER2_YPOS(n)             (ED_COUNTER_YSTART + \
 126                                          (n) * ED_COUNTER_YDISTANCE - 2)
 127
 128 /* values for element content drawing areas */
 129 /* amoeba content */
 130 #define ED_AREA_AMOEBA_CONTENT_XPOS     ED_SETTINGS_XPOS(0)
 131 #define ED_AREA_AMOEBA_CONTENT_YPOS     (ED_SETTINGS_YPOS(2) + \
 132                                          ED_GADGET_DISTANCE)
 133
 134 /* yamyam content */
 135 #define ED_AREA_YAMYAM_CONTENT_XPOS(n)  (2 * MINI_TILEX + \
 136                                          5 * ((n) % 4) * MINI_TILEX)
 137 #define ED_AREA_YAMYAM_CONTENT_YPOS(n)  (17 * MINI_TILEY + \
 138                                          6 * ((n) / 4) * MINI_TILEY)
 139
 140 /* custom change target */
 141 #define ED_AREA_ELEM_CONTENT2_YPOS      (ED_SETTINGS_YPOS(1) + \
 142                                          ED_GADGET_DISTANCE)
 143 /* optional custom graphic */
 144 #define ED_AREA_ELEM_CONTENT3_YPOS      (ED_SETTINGS_YPOS(1) + \
 145                                          ED_GADGET_DISTANCE)
 146 /* custom element content */
 147 #define ED_AREA_ELEM_CONTENT4_XPOS      (29 * MINI_TILEX)
 148 #define ED_AREA_ELEM_CONTENT4_YPOS      (ED_SETTINGS_YPOS(2) + \
 149                                          ED_GADGET_DISTANCE - MINI_TILEY)
 150 /* movement enter/leave element */
 151 #define ED_AREA_ELEM_CONTENT4a_XPOS     (29 * MINI_TILEX)
 152 #define ED_AREA_ELEM_CONTENT4a_YPOS     (ED_SETTINGS_YPOS(10) + \
 153                                          ED_GADGET_DISTANCE)
 154 #define ED_AREA_ELEM_CONTENT4b_XPOS     (29 * MINI_TILEX)
 155 #define ED_AREA_ELEM_CONTENT4b_YPOS     (ED_SETTINGS_YPOS(10) + \
 156                                          ED_GADGET_DISTANCE)
 157 /* custom change trigger element */
 158 #define ED_AREA_ELEM_CONTENT5_YPOS      (ED_SETTINGS_YPOS(5) + \
 159                                          ED_GADGET_DISTANCE)
 160 /* extended custom change target */
 161 #define ED_AREA_ELEM_CONTENT6_XPOS      (29 * MINI_TILEX)
 162 #define ED_AREA_ELEM_CONTENT6_YPOS      (ED_SETTINGS_YPOS(10) + \
 163                                          ED_GADGET_DISTANCE - MINI_TILEY)
 164 /* group element content */
 165 #define ED_AREA_GROUP_CONTENT_XPOS      ED_SETTINGS_XPOS(0)
 166 #if 1
 167 #define ED_AREA_GROUP_CONTENT_YPOS      (ED_SETTINGS_YPOS(4) + \
 168                                          ED_GADGET_DISTANCE)
 169 #else
 170 #define ED_AREA_GROUP_CONTENT_YPOS      (22 * MINI_TILEY)
 171 #endif
 172
 173 /* values for random placement background drawing area */
 174 #define ED_AREA_RANDOM_BACKGROUND_YPOS  (31 * MINI_TILEY)
 175
 176 /* values for scrolling gadgets for drawing area */
 177 #define ED_SCROLLBUTTON_XPOS            24
 178 #define ED_SCROLLBUTTON_YPOS            0
 179 #define ED_SCROLLBAR_XPOS               24
 180 #define ED_SCROLLBAR_YPOS               64
 181
 182 #define ED_SCROLLBUTTON_XSIZE           16
 183 #define ED_SCROLLBUTTON_YSIZE           16
 184
 185 #define ED_SCROLL_UP_XPOS               (SXSIZE - ED_SCROLLBUTTON_XSIZE)
 186 #define ED_SCROLL_UP_YPOS               (0)
 187 #define ED_SCROLL_DOWN_XPOS             ED_SCROLL_UP_XPOS
 188 #define ED_SCROLL_DOWN_YPOS             (SYSIZE - 3 * ED_SCROLLBUTTON_YSIZE)
 189 #define ED_SCROLL_LEFT_XPOS             (0)
 190 #define ED_SCROLL_LEFT_YPOS             (SYSIZE - 2 * ED_SCROLLBUTTON_YSIZE)
 191 #define ED_SCROLL_RIGHT_XPOS            (SXSIZE - 2 * ED_SCROLLBUTTON_XSIZE)
 192 #define ED_SCROLL_RIGHT_YPOS            ED_SCROLL_LEFT_YPOS
 193 #define ED_SCROLL_HORIZONTAL_XPOS (ED_SCROLL_LEFT_XPOS + ED_SCROLLBUTTON_XSIZE)
 194 #define ED_SCROLL_HORIZONTAL_YPOS       ED_SCROLL_LEFT_YPOS
 195 #define ED_SCROLL_HORIZONTAL_XSIZE      (SXSIZE - 3 * ED_SCROLLBUTTON_XSIZE)
 196 #define ED_SCROLL_HORIZONTAL_YSIZE      ED_SCROLLBUTTON_YSIZE
 197 #define ED_SCROLL_VERTICAL_XPOS         ED_SCROLL_UP_XPOS
 198 #define ED_SCROLL_VERTICAL_YPOS   (ED_SCROLL_UP_YPOS + ED_SCROLLBUTTON_YSIZE)
 199 #define ED_SCROLL_VERTICAL_XSIZE        ED_SCROLLBUTTON_XSIZE
 200 #define ED_SCROLL_VERTICAL_YSIZE        (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 201
 202 /* values for scrolling gadgets for element list */
 203 #define ED_SCROLLBUTTON2_XPOS           50
 204 #define ED_SCROLLBUTTON2_YPOS           0
 205 #define ED_SCROLLBAR2_XPOS              50
 206 #define ED_SCROLLBAR2_YPOS              20
 207
 208 #define ED_SCROLLBUTTON2_XSIZE          10
 209 #define ED_SCROLLBUTTON2_YSIZE          10
 210
 211 #define ED_SCROLL2_UP_XPOS              85
 212 #define ED_SCROLL2_UP_YPOS              30
 213 #define ED_SCROLL2_DOWN_XPOS            ED_SCROLL2_UP_XPOS
 214 #define ED_SCROLL2_DOWN_YPOS            (ED_SCROLL2_UP_YPOS + \
 215                                          ED_ELEMENTLIST_BUTTONS_VERT * \
 216                                          ED_ELEMENTLIST_YSIZE - \
 217                                          ED_SCROLLBUTTON2_YSIZE)
 218 #define ED_SCROLL2_VERTICAL_XPOS        ED_SCROLL2_UP_XPOS
 219 #define ED_SCROLL2_VERTICAL_YPOS        (ED_SCROLL2_UP_YPOS + \
 220                                          ED_SCROLLBUTTON2_YSIZE)
 221 #define ED_SCROLL2_VERTICAL_XSIZE       ED_SCROLLBUTTON2_XSIZE
 222 #define ED_SCROLL2_VERTICAL_YSIZE       (ED_ELEMENTLIST_BUTTONS_VERT * \
 223                                          ED_ELEMENTLIST_YSIZE - \
 224                                          2 * ED_SCROLLBUTTON2_YSIZE)
 225
 226 /* values for checkbutton gadgets */
 227 #define ED_CHECKBUTTON_XSIZE            ED_BUTTON_COUNT_XSIZE
 228 #define ED_CHECKBUTTON_YSIZE            ED_BUTTON_COUNT_YSIZE
 229 #define ED_CHECKBUTTON_UNCHECKED_XPOS   ED_BUTTON_MINUS_XPOS
 230 #define ED_CHECKBUTTON_CHECKED_XPOS     ED_BUTTON_PLUS_XPOS
 231 #define ED_CHECKBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 22)
 232 #define ED_RADIOBUTTON_YPOS             (ED_BUTTON_MINUS_YPOS + 44)
 233 #define ED_STICKYBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 66)
 234
 235 /* some positions in the editor control window */
 236 #define ED_BUTTON_ELEM_XPOS             6
 237 #define ED_BUTTON_ELEM_YPOS             30
 238 #define ED_BUTTON_ELEM_XSIZE            22
 239 #define ED_BUTTON_ELEM_YSIZE            22
 240
 241 /* some values for text input, selectbox and counter gadgets */
 242 #define ED_BUTTON_COUNT_YPOS            60
 243 #define ED_BUTTON_COUNT_XSIZE           20
 244 #define ED_BUTTON_COUNT_YSIZE           20
 245 #define ED_WIN_COUNT_XPOS               (2 + ED_BUTTON_COUNT_XSIZE + 2)
 246 #define ED_WIN_COUNT_YPOS               ED_BUTTON_COUNT_YPOS
 247 #define ED_WIN_COUNT_XSIZE              52
 248 #define ED_WIN_COUNT_YSIZE              ED_BUTTON_COUNT_YSIZE
 249 #define ED_WIN_COUNT2_XPOS              27
 250 #define ED_WIN_COUNT2_YPOS              3
 251 #define ED_WIN_COUNT2_XSIZE             46
 252 #define ED_WIN_COUNT2_YSIZE             ED_BUTTON_COUNT_YSIZE
 253
 254 #define ED_BUTTON_MINUS_XPOS            2
 255 #define ED_BUTTON_MINUS_YPOS            ED_BUTTON_COUNT_YPOS
 256 #define ED_BUTTON_MINUS_XSIZE           ED_BUTTON_COUNT_XSIZE
 257 #define ED_BUTTON_MINUS_YSIZE           ED_BUTTON_COUNT_YSIZE
 258 #define ED_BUTTON_PLUS_XPOS             (ED_WIN_COUNT_XPOS + \
 259                                          ED_WIN_COUNT_XSIZE + 2)
 260 #define ED_BUTTON_PLUS_YPOS             ED_BUTTON_COUNT_YPOS
 261 #define ED_BUTTON_PLUS_XSIZE            ED_BUTTON_COUNT_XSIZE
 262 #define ED_BUTTON_PLUS_YSIZE            ED_BUTTON_COUNT_YSIZE
 263
 264 #define ED_SELECTBOX_XPOS               ED_WIN_COUNT_XPOS
 265 #define ED_SELECTBOX_YPOS               (ED_WIN_COUNT_YPOS + \
 266                                          2 + ED_WIN_COUNT_YSIZE)
 267 #define ED_SELECTBOX_XSIZE              ED_WIN_COUNT_XSIZE
 268 #define ED_SELECTBOX_YSIZE              ED_WIN_COUNT_YSIZE
 269
 270 #define ED_SELECTBOX_BUTTON_XSIZE       14
 271
 272 #define ED_TEXTBUTTON_XPOS              ED_WIN_COUNT_XPOS
 273 #define ED_TEXTBUTTON_YPOS              (ED_WIN_COUNT_YPOS + \
 274                                          4 * (2 + ED_WIN_COUNT_YSIZE))
 275 #define ED_TEXTBUTTON_INACTIVE_YPOS     ED_TEXTBUTTON_YPOS
 276
 277 #define ED_TEXTBUTTON_TAB_XPOS          ED_WIN_COUNT_XPOS
 278 #define ED_TEXTBUTTON_TAB_YPOS          (ED_WIN_COUNT_YPOS + \
 279                                          2 * (2 + ED_WIN_COUNT_YSIZE))
 280 #define ED_TEXTBUTTON_TAB_INACTIVE_YPOS (ED_WIN_COUNT_YPOS + \
 281                                          3 * (2 + ED_WIN_COUNT_YSIZE))
 282
 283 #define ED_TEXTBUTTON_XSIZE             ED_WIN_COUNT_XSIZE
 284 #define ED_TEXTBUTTON_YSIZE             ED_WIN_COUNT_YSIZE
 285
 286 /* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
 287 #define INFOTEXT_XPOS                   SX
 288 #define INFOTEXT_YPOS                   (SY + SYSIZE - MINI_TILEX + 2)
 289 #define INFOTEXT_XSIZE                  SXSIZE
 290 #define INFOTEXT_YSIZE                  MINI_TILEX
 291
 292
 293 /*
 294   -----------------------------------------------------------------------------
 295   editor gadget definitions
 296   -----------------------------------------------------------------------------
 297 */
 298
 299 /* drawing toolbox buttons */
 300 #define GADGET_ID_NONE                  -1
 301 #define GADGET_ID_TOOLBOX_FIRST         0
 302
 303 #define GADGET_ID_SINGLE_ITEMS          (GADGET_ID_TOOLBOX_FIRST + 0)
 304 #define GADGET_ID_CONNECTED_ITEMS       (GADGET_ID_TOOLBOX_FIRST + 1)
 305 #define GADGET_ID_LINE                  (GADGET_ID_TOOLBOX_FIRST + 2)
 306 #define GADGET_ID_ARC                   (GADGET_ID_TOOLBOX_FIRST + 3)
 307 #define GADGET_ID_RECTANGLE             (GADGET_ID_TOOLBOX_FIRST + 4)
 308 #define GADGET_ID_FILLED_BOX            (GADGET_ID_TOOLBOX_FIRST + 5)
 309 #define GADGET_ID_WRAP_UP               (GADGET_ID_TOOLBOX_FIRST + 6)
 310 #define GADGET_ID_TEXT                  (GADGET_ID_TOOLBOX_FIRST + 7)
 311 #define GADGET_ID_FLOOD_FILL            (GADGET_ID_TOOLBOX_FIRST + 8)
 312 #define GADGET_ID_WRAP_LEFT             (GADGET_ID_TOOLBOX_FIRST + 9)
 313 #define GADGET_ID_PROPERTIES            (GADGET_ID_TOOLBOX_FIRST + 10)
 314 #define GADGET_ID_WRAP_RIGHT            (GADGET_ID_TOOLBOX_FIRST + 11)
 315 #define GADGET_ID_RANDOM_PLACEMENT      (GADGET_ID_TOOLBOX_FIRST + 12)
 316 #define GADGET_ID_GRAB_BRUSH            (GADGET_ID_TOOLBOX_FIRST + 13)
 317 #define GADGET_ID_WRAP_DOWN             (GADGET_ID_TOOLBOX_FIRST + 14)
 318 #define GADGET_ID_PICK_ELEMENT          (GADGET_ID_TOOLBOX_FIRST + 15)
 319
 320 #define GADGET_ID_UNDO                  (GADGET_ID_TOOLBOX_FIRST + 16)
 321 #define GADGET_ID_INFO                  (GADGET_ID_TOOLBOX_FIRST + 17)
 322 #define GADGET_ID_SAVE                  (GADGET_ID_TOOLBOX_FIRST + 18)
 323 #define GADGET_ID_CLEAR                 (GADGET_ID_TOOLBOX_FIRST + 19)
 324 #define GADGET_ID_TEST                  (GADGET_ID_TOOLBOX_FIRST + 20)
 325 #define GADGET_ID_EXIT                  (GADGET_ID_TOOLBOX_FIRST + 21)
 326
 327 #define GADGET_ID_CUSTOM_COPY_FROM      (GADGET_ID_TOOLBOX_FIRST + 22)
 328 #define GADGET_ID_CUSTOM_COPY_TO        (GADGET_ID_TOOLBOX_FIRST + 23)
 329 #define GADGET_ID_CUSTOM_EXCHANGE       (GADGET_ID_TOOLBOX_FIRST + 24)
 330
 331 /* counter button identifiers */
 332 #define GADGET_ID_COUNTER_FIRST         (GADGET_ID_TOOLBOX_FIRST + 25)
 333
 334 #define GADGET_ID_SELECT_LEVEL_DOWN     (GADGET_ID_COUNTER_FIRST + 0)
 335 #define GADGET_ID_SELECT_LEVEL_TEXT     (GADGET_ID_COUNTER_FIRST + 1)
 336 #define GADGET_ID_SELECT_LEVEL_UP       (GADGET_ID_COUNTER_FIRST + 2)
 337 #define GADGET_ID_LEVEL_XSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 3)
 338 #define GADGET_ID_LEVEL_XSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 4)
 339 #define GADGET_ID_LEVEL_XSIZE_UP        (GADGET_ID_COUNTER_FIRST + 5)
 340 #define GADGET_ID_LEVEL_YSIZE_DOWN      (GADGET_ID_COUNTER_FIRST + 6)
 341 #define GADGET_ID_LEVEL_YSIZE_TEXT      (GADGET_ID_COUNTER_FIRST + 7)
 342 #define GADGET_ID_LEVEL_YSIZE_UP        (GADGET_ID_COUNTER_FIRST + 8)
 343 #define GADGET_ID_LEVEL_RANDOM_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
 344 #define GADGET_ID_LEVEL_RANDOM_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
 345 #define GADGET_ID_LEVEL_RANDOM_UP       (GADGET_ID_COUNTER_FIRST + 11)
 346 #define GADGET_ID_LEVEL_GEMSLIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 12)
 347 #define GADGET_ID_LEVEL_GEMSLIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 13)
 348 #define GADGET_ID_LEVEL_GEMSLIMIT_UP    (GADGET_ID_COUNTER_FIRST + 14)
 349 #define GADGET_ID_LEVEL_TIMELIMIT_DOWN  (GADGET_ID_COUNTER_FIRST + 15)
 350 #define GADGET_ID_LEVEL_TIMELIMIT_TEXT  (GADGET_ID_COUNTER_FIRST + 16)
 351 #define GADGET_ID_LEVEL_TIMELIMIT_UP    (GADGET_ID_COUNTER_FIRST + 17)
 352 #define GADGET_ID_LEVEL_TIMESCORE_DOWN  (GADGET_ID_COUNTER_FIRST + 18)
 353 #define GADGET_ID_LEVEL_TIMESCORE_TEXT  (GADGET_ID_COUNTER_FIRST + 19)
 354 #define GADGET_ID_LEVEL_TIMESCORE_UP    (GADGET_ID_COUNTER_FIRST + 20)
 355 #define GADGET_ID_ELEMENT_SCORE_DOWN    (GADGET_ID_COUNTER_FIRST + 21)
 356 #define GADGET_ID_ELEMENT_SCORE_TEXT    (GADGET_ID_COUNTER_FIRST + 22)
 357 #define GADGET_ID_ELEMENT_SCORE_UP      (GADGET_ID_COUNTER_FIRST + 23)
 358 #define GADGET_ID_ELEMENT_CONTENT_DOWN  (GADGET_ID_COUNTER_FIRST + 24)
 359 #define GADGET_ID_ELEMENT_CONTENT_TEXT  (GADGET_ID_COUNTER_FIRST + 25)
 360 #define GADGET_ID_ELEMENT_CONTENT_UP    (GADGET_ID_COUNTER_FIRST + 26)
 361 #define GADGET_ID_ENVELOPE_XSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 27)
 362 #define GADGET_ID_ENVELOPE_XSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 28)
 363 #define GADGET_ID_ENVELOPE_XSIZE_UP     (GADGET_ID_COUNTER_FIRST + 29)
 364 #define GADGET_ID_ENVELOPE_YSIZE_DOWN   (GADGET_ID_COUNTER_FIRST + 30)
 365 #define GADGET_ID_ENVELOPE_YSIZE_TEXT   (GADGET_ID_COUNTER_FIRST + 31)
 366 #define GADGET_ID_ENVELOPE_YSIZE_UP     (GADGET_ID_COUNTER_FIRST + 32)
 367 #define GADGET_ID_CUSTOM_SCORE_DOWN     (GADGET_ID_COUNTER_FIRST + 33)
 368 #define GADGET_ID_CUSTOM_SCORE_TEXT     (GADGET_ID_COUNTER_FIRST + 34)
 369 #define GADGET_ID_CUSTOM_SCORE_UP       (GADGET_ID_COUNTER_FIRST + 35)
 370 #define GADGET_ID_CUSTOM_GEMCOUNT_DOWN  (GADGET_ID_COUNTER_FIRST + 36)
 371 #define GADGET_ID_CUSTOM_GEMCOUNT_TEXT  (GADGET_ID_COUNTER_FIRST + 37)
 372 #define GADGET_ID_CUSTOM_GEMCOUNT_UP    (GADGET_ID_COUNTER_FIRST + 38)
 373 #define GADGET_ID_PUSH_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 39)
 374 #define GADGET_ID_PUSH_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 40)
 375 #define GADGET_ID_PUSH_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 41)
 376 #define GADGET_ID_PUSH_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 42)
 377 #define GADGET_ID_PUSH_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 43)
 378 #define GADGET_ID_PUSH_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 44)
 379 #define GADGET_ID_MOVE_DELAY_FIX_DOWN   (GADGET_ID_COUNTER_FIRST + 45)
 380 #define GADGET_ID_MOVE_DELAY_FIX_TEXT   (GADGET_ID_COUNTER_FIRST + 46)
 381 #define GADGET_ID_MOVE_DELAY_FIX_UP     (GADGET_ID_COUNTER_FIRST + 47)
 382 #define GADGET_ID_MOVE_DELAY_RND_DOWN   (GADGET_ID_COUNTER_FIRST + 48)
 383 #define GADGET_ID_MOVE_DELAY_RND_TEXT   (GADGET_ID_COUNTER_FIRST + 49)
 384 #define GADGET_ID_MOVE_DELAY_RND_UP     (GADGET_ID_COUNTER_FIRST + 50)
 385 #define GADGET_ID_EXPLOSION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 51)
 386 #define GADGET_ID_EXPLOSION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 52)
 387 #define GADGET_ID_EXPLOSION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 53)
 388 #define GADGET_ID_IGNITION_DELAY_DOWN   (GADGET_ID_COUNTER_FIRST + 54)
 389 #define GADGET_ID_IGNITION_DELAY_TEXT   (GADGET_ID_COUNTER_FIRST + 55)
 390 #define GADGET_ID_IGNITION_DELAY_UP     (GADGET_ID_COUNTER_FIRST + 56)
 391 #define GADGET_ID_CHANGE_DELAY_FIX_DOWN (GADGET_ID_COUNTER_FIRST + 57)
 392 #define GADGET_ID_CHANGE_DELAY_FIX_TEXT (GADGET_ID_COUNTER_FIRST + 58)
 393 #define GADGET_ID_CHANGE_DELAY_FIX_UP   (GADGET_ID_COUNTER_FIRST + 59)
 394 #define GADGET_ID_CHANGE_DELAY_RND_DOWN (GADGET_ID_COUNTER_FIRST + 60)
 395 #define GADGET_ID_CHANGE_DELAY_RND_TEXT (GADGET_ID_COUNTER_FIRST + 61)
 396 #define GADGET_ID_CHANGE_DELAY_RND_UP   (GADGET_ID_COUNTER_FIRST + 62)
 397 #define GADGET_ID_CHANGE_CONT_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 63)
 398 #define GADGET_ID_CHANGE_CONT_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 64)
 399 #define GADGET_ID_CHANGE_CONT_RND_UP    (GADGET_ID_COUNTER_FIRST + 65)
 400 #define GADGET_ID_GROUP_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 66)
 401 #define GADGET_ID_GROUP_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 67)
 402 #define GADGET_ID_GROUP_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 68)
 403
 404 /* drawing area identifiers */
 405 #define GADGET_ID_DRAWING_AREA_FIRST    (GADGET_ID_COUNTER_FIRST + 69)
 406
 407 #define GADGET_ID_DRAWING_LEVEL         (GADGET_ID_DRAWING_AREA_FIRST + 0)
 408 #define GADGET_ID_ELEMENT_CONTENT_0     (GADGET_ID_DRAWING_AREA_FIRST + 1)
 409 #define GADGET_ID_ELEMENT_CONTENT_1     (GADGET_ID_DRAWING_AREA_FIRST + 2)
 410 #define GADGET_ID_ELEMENT_CONTENT_2     (GADGET_ID_DRAWING_AREA_FIRST + 3)
 411 #define GADGET_ID_ELEMENT_CONTENT_3     (GADGET_ID_DRAWING_AREA_FIRST + 4)
 412 #define GADGET_ID_ELEMENT_CONTENT_4     (GADGET_ID_DRAWING_AREA_FIRST + 5)
 413 #define GADGET_ID_ELEMENT_CONTENT_5     (GADGET_ID_DRAWING_AREA_FIRST + 6)
 414 #define GADGET_ID_ELEMENT_CONTENT_6     (GADGET_ID_DRAWING_AREA_FIRST + 7)
 415 #define GADGET_ID_ELEMENT_CONTENT_7     (GADGET_ID_DRAWING_AREA_FIRST + 8)
 416 #define GADGET_ID_AMOEBA_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 9)
 417 #define GADGET_ID_CUSTOM_GRAPHIC        (GADGET_ID_DRAWING_AREA_FIRST + 10)
 418 #define GADGET_ID_CUSTOM_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 11)
 419 #define GADGET_ID_CUSTOM_MOVE_ENTER     (GADGET_ID_DRAWING_AREA_FIRST + 12)
 420 #define GADGET_ID_CUSTOM_MOVE_LEAVE     (GADGET_ID_DRAWING_AREA_FIRST + 13)
 421 #define GADGET_ID_CUSTOM_CHANGE_TARGET  (GADGET_ID_DRAWING_AREA_FIRST + 14)
 422 #define GADGET_ID_CUSTOM_CHANGE_CONTENT (GADGET_ID_DRAWING_AREA_FIRST + 15)
 423 #define GADGET_ID_CUSTOM_CHANGE_TRIGGER (GADGET_ID_DRAWING_AREA_FIRST + 16)
 424 #define GADGET_ID_GROUP_CONTENT         (GADGET_ID_DRAWING_AREA_FIRST + 17)
 425 #define GADGET_ID_RANDOM_BACKGROUND     (GADGET_ID_DRAWING_AREA_FIRST + 18)
 426
 427 /* text input identifiers */
 428 #define GADGET_ID_TEXT_INPUT_FIRST      (GADGET_ID_DRAWING_AREA_FIRST + 19)
 429
 430 #define GADGET_ID_LEVEL_NAME            (GADGET_ID_TEXT_INPUT_FIRST + 0)
 431 #define GADGET_ID_LEVEL_AUTHOR          (GADGET_ID_TEXT_INPUT_FIRST + 1)
 432 #define GADGET_ID_ELEMENT_NAME          (GADGET_ID_TEXT_INPUT_FIRST + 2)
 433
 434 /* text area identifiers */
 435 #define GADGET_ID_TEXT_AREA_FIRST       (GADGET_ID_TEXT_INPUT_FIRST + 3)
 436
 437 #define GADGET_ID_ENVELOPE_INFO         (GADGET_ID_TEXT_AREA_FIRST + 0)
 438
 439 /* selectbox identifiers */
 440 #define GADGET_ID_SELECTBOX_FIRST       (GADGET_ID_TEXT_AREA_FIRST + 1)
 441
 442 #define GADGET_ID_TIME_OR_STEPS         (GADGET_ID_SELECTBOX_FIRST + 0)
 443 #define GADGET_ID_CUSTOM_WALK_TO_ACTION (GADGET_ID_SELECTBOX_FIRST + 1)
 444 #define GADGET_ID_CUSTOM_CONSISTENCY    (GADGET_ID_SELECTBOX_FIRST + 2)
 445 #define GADGET_ID_CUSTOM_DEADLINESS     (GADGET_ID_SELECTBOX_FIRST + 3)
 446 #define GADGET_ID_CUSTOM_MOVE_PATTERN   (GADGET_ID_SELECTBOX_FIRST + 4)
 447 #define GADGET_ID_CUSTOM_MOVE_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 5)
 448 #define GADGET_ID_CUSTOM_MOVE_STEPSIZE  (GADGET_ID_SELECTBOX_FIRST + 6)
 449 #define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 7)
 450 #define GADGET_ID_CUSTOM_SMASH_TARGETS  (GADGET_ID_SELECTBOX_FIRST + 8)
 451 #define GADGET_ID_CUSTOM_SLIPPERY_TYPE  (GADGET_ID_SELECTBOX_FIRST + 9)
 452 #define GADGET_ID_CUSTOM_ACCESS_TYPE    (GADGET_ID_SELECTBOX_FIRST + 10)
 453 #define GADGET_ID_CUSTOM_ACCESS_LAYER   (GADGET_ID_SELECTBOX_FIRST + 11)
 454 #define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 12)
 455 #define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 13)
 456 #define GADGET_ID_CHANGE_TIME_UNITS     (GADGET_ID_SELECTBOX_FIRST + 14)
 457 #define GADGET_ID_CHANGE_DIRECT_ACTION  (GADGET_ID_SELECTBOX_FIRST + 15)
 458 #define GADGET_ID_CHANGE_OTHER_ACTION   (GADGET_ID_SELECTBOX_FIRST + 16)
 459 #define GADGET_ID_CHANGE_SIDE           (GADGET_ID_SELECTBOX_FIRST + 17)
 460 #define GADGET_ID_CHANGE_PLAYER         (GADGET_ID_SELECTBOX_FIRST + 18)
 461 #define GADGET_ID_CHANGE_PAGE           (GADGET_ID_SELECTBOX_FIRST + 19)
 462 #define GADGET_ID_CHANGE_POWER          (GADGET_ID_SELECTBOX_FIRST + 20)
 463 #define GADGET_ID_SELECT_CHANGE_PAGE    (GADGET_ID_SELECTBOX_FIRST + 21)
 464 #define GADGET_ID_GROUP_CHOICE_MODE     (GADGET_ID_SELECTBOX_FIRST + 22)
 465
 466 /* textbutton identifiers */
 467 #define GADGET_ID_TEXTBUTTON_FIRST      (GADGET_ID_SELECTBOX_FIRST + 23)
 468
 469 #define GADGET_ID_PROPERTIES_INFO       (GADGET_ID_TEXTBUTTON_FIRST + 0)
 470 #define GADGET_ID_PROPERTIES_CONFIG     (GADGET_ID_TEXTBUTTON_FIRST + 1)
 471 #define GADGET_ID_PROPERTIES_CONFIG_1   (GADGET_ID_TEXTBUTTON_FIRST + 2)
 472 #define GADGET_ID_PROPERTIES_CONFIG_2   (GADGET_ID_TEXTBUTTON_FIRST + 3)
 473 #define GADGET_ID_PROPERTIES_CHANGE     (GADGET_ID_TEXTBUTTON_FIRST + 4)
 474 #define GADGET_ID_SAVE_AS_TEMPLATE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
 475 #define GADGET_ID_ADD_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 6)
 476 #define GADGET_ID_DEL_CHANGE_PAGE       (GADGET_ID_TEXTBUTTON_FIRST + 7)
 477
 478 /* graphicbutton identifiers */
 479 #define GADGET_ID_GRAPHICBUTTON_FIRST   (GADGET_ID_TEXTBUTTON_FIRST + 8)
 480
 481 #define GADGET_ID_PREV_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 482 #define GADGET_ID_NEXT_CHANGE_PAGE      (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
 483
 484 /* gadgets for scrolling of drawing area */
 485 #define GADGET_ID_SCROLLING_FIRST       (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
 486
 487 #define GADGET_ID_SCROLL_UP             (GADGET_ID_SCROLLING_FIRST + 0)
 488 #define GADGET_ID_SCROLL_DOWN           (GADGET_ID_SCROLLING_FIRST + 1)
 489 #define GADGET_ID_SCROLL_LEFT           (GADGET_ID_SCROLLING_FIRST + 2)
 490 #define GADGET_ID_SCROLL_RIGHT          (GADGET_ID_SCROLLING_FIRST + 3)
 491 #define GADGET_ID_SCROLL_HORIZONTAL     (GADGET_ID_SCROLLING_FIRST + 4)
 492 #define GADGET_ID_SCROLL_VERTICAL       (GADGET_ID_SCROLLING_FIRST + 5)
 493
 494 /* gadgets for scrolling element list */
 495 #define GADGET_ID_SCROLLING_LIST_FIRST  (GADGET_ID_SCROLLING_FIRST + 6)
 496
 497 #define GADGET_ID_SCROLL_LIST_UP        (GADGET_ID_SCROLLING_LIST_FIRST + 0)
 498 #define GADGET_ID_SCROLL_LIST_DOWN      (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 499 #define GADGET_ID_SCROLL_LIST_VERTICAL  (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 500
 501 /* checkbuttons/radiobuttons for level/element properties */
 502 #define GADGET_ID_CHECKBUTTON_FIRST     (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 503
 504 #define GADGET_ID_RANDOM_PERCENTAGE     (GADGET_ID_CHECKBUTTON_FIRST + 0)
 505 #define GADGET_ID_RANDOM_QUANTITY       (GADGET_ID_CHECKBUTTON_FIRST + 1)
 506 #define GADGET_ID_RANDOM_RESTRICTED     (GADGET_ID_CHECKBUTTON_FIRST + 2)
 507 #define GADGET_ID_DOUBLE_SPEED          (GADGET_ID_CHECKBUTTON_FIRST + 3)
 508 #define GADGET_ID_GRAVITY               (GADGET_ID_CHECKBUTTON_FIRST + 4)
 509 #define GADGET_ID_STICK_ELEMENT         (GADGET_ID_CHECKBUTTON_FIRST + 5)
 510 #define GADGET_ID_EM_SLIPPERY_GEMS      (GADGET_ID_CHECKBUTTON_FIRST + 6)
 511 #define GADGET_ID_USE_SPRING_BUG        (GADGET_ID_CHECKBUTTON_FIRST + 7)
 512 #define GADGET_ID_BLOCK_LAST_FIELD      (GADGET_ID_CHECKBUTTON_FIRST + 8)
 513 #define GADGET_ID_SP_BLOCK_LAST_FIELD   (GADGET_ID_CHECKBUTTON_FIRST + 9)
 514 #define GADGET_ID_CAN_FALL_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 10)
 515 #define GADGET_ID_CAN_MOVE_INTO_ACID    (GADGET_ID_CHECKBUTTON_FIRST + 11)
 516 #define GADGET_ID_DONT_COLLIDE_WITH     (GADGET_ID_CHECKBUTTON_FIRST + 12)
 517 #define GADGET_ID_CUSTOM_EXPLODE_RESULT (GADGET_ID_CHECKBUTTON_FIRST + 13)
 518 #define GADGET_ID_CUSTOM_EXPLODE_FIRE   (GADGET_ID_CHECKBUTTON_FIRST + 14)
 519 #define GADGET_ID_CUSTOM_EXPLODE_SMASH  (GADGET_ID_CHECKBUTTON_FIRST + 15)
 520 #define GADGET_ID_CUSTOM_EXPLODE_IMPACT (GADGET_ID_CHECKBUTTON_FIRST + 16)
 521 #define GADGET_ID_CUSTOM_WALK_TO_OBJECT (GADGET_ID_CHECKBUTTON_FIRST + 17)
 522 #define GADGET_ID_CUSTOM_DEADLY         (GADGET_ID_CHECKBUTTON_FIRST + 18)
 523 #define GADGET_ID_CUSTOM_CAN_MOVE       (GADGET_ID_CHECKBUTTON_FIRST + 19)
 524 #define GADGET_ID_CUSTOM_CAN_FALL       (GADGET_ID_CHECKBUTTON_FIRST + 20)
 525 #define GADGET_ID_CUSTOM_CAN_SMASH      (GADGET_ID_CHECKBUTTON_FIRST + 21)
 526 #define GADGET_ID_CUSTOM_SLIPPERY       (GADGET_ID_CHECKBUTTON_FIRST + 22)
 527 #define GADGET_ID_CUSTOM_ACCESSIBLE     (GADGET_ID_CHECKBUTTON_FIRST + 23)
 528 #define GADGET_ID_CUSTOM_USE_GRAPHIC    (GADGET_ID_CHECKBUTTON_FIRST + 24)
 529 #define GADGET_ID_CUSTOM_USE_TEMPLATE   (GADGET_ID_CHECKBUTTON_FIRST + 25)
 530 #define GADGET_ID_CUSTOM_CAN_CHANGE     (GADGET_ID_CHECKBUTTON_FIRST + 26)
 531 #define GADGET_ID_CHANGE_USE_CONTENT    (GADGET_ID_CHECKBUTTON_FIRST + 27)
 532 #define GADGET_ID_CHANGE_USE_EXPLOSION  (GADGET_ID_CHECKBUTTON_FIRST + 28)
 533 #define GADGET_ID_CHANGE_ONLY_COMPLETE  (GADGET_ID_CHECKBUTTON_FIRST + 29)
 534 #define GADGET_ID_CHANGE_USE_RANDOM     (GADGET_ID_CHECKBUTTON_FIRST + 30)
 535 #define GADGET_ID_CHANGE_DELAY          (GADGET_ID_CHECKBUTTON_FIRST + 31)
 536 #define GADGET_ID_CHANGE_BY_DIRECT_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 32)
 537 #define GADGET_ID_CHANGE_BY_OTHER_ACT   (GADGET_ID_CHECKBUTTON_FIRST + 33)
 538
 539 /* gadgets for buttons in element list */
 540 #define GADGET_ID_ELEMENTLIST_FIRST     (GADGET_ID_CHECKBUTTON_FIRST + 34)
 541 #define GADGET_ID_ELEMENTLIST_LAST      (GADGET_ID_ELEMENTLIST_FIRST +  \
 542                                         ED_NUM_ELEMENTLIST_BUTTONS - 1)
 543
 544 #define NUM_EDITOR_GADGETS              (GADGET_ID_ELEMENTLIST_LAST + 1)
 545
 546 /* radio button numbers */
 547 #define RADIO_NR_NONE                   0
 548 #define RADIO_NR_DRAWING_TOOLBOX        1
 549 #define RADIO_NR_RANDOM_ELEMENTS        2
 550
 551 /* values for counter gadgets */
 552 #define ED_COUNTER_ID_SELECT_LEVEL      0
 553 #define ED_COUNTER_ID_LEVEL_XSIZE       1
 554 #define ED_COUNTER_ID_LEVEL_YSIZE       2
 555 #define ED_COUNTER_ID_LEVEL_GEMSLIMIT   3
 556 #define ED_COUNTER_ID_LEVEL_TIMELIMIT   4
 557 #define ED_COUNTER_ID_LEVEL_TIMESCORE   5
 558 #define ED_COUNTER_ID_LEVEL_RANDOM      6
 559 #define ED_COUNTER_ID_ELEMENT_SCORE     7
 560 #define ED_COUNTER_ID_ELEMENT_CONTENT   8
 561 #define ED_COUNTER_ID_ENVELOPE_XSIZE    9
 562 #define ED_COUNTER_ID_ENVELOPE_YSIZE    10
 563 #define ED_COUNTER_ID_CUSTOM_SCORE      11
 564 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT   12
 565 #define ED_COUNTER_ID_PUSH_DELAY_FIX    13
 566 #define ED_COUNTER_ID_PUSH_DELAY_RND    14
 567 #define ED_COUNTER_ID_MOVE_DELAY_FIX    15
 568 #define ED_COUNTER_ID_MOVE_DELAY_RND    16
 569 #define ED_COUNTER_ID_EXPLOSION_DELAY   17
 570 #define ED_COUNTER_ID_IGNITION_DELAY    18
 571 #define ED_COUNTER_ID_GROUP_CONTENT     19
 572 #define ED_COUNTER_ID_CHANGE_DELAY_FIX  20
 573 #define ED_COUNTER_ID_CHANGE_DELAY_RND  21
 574 #define ED_COUNTER_ID_CHANGE_CONT_RND   22
 575
 576 #define ED_NUM_COUNTERBUTTONS           23
 577
 578 #define ED_COUNTER_ID_LEVEL_FIRST       ED_COUNTER_ID_LEVEL_XSIZE
 579 #define ED_COUNTER_ID_LEVEL_LAST        ED_COUNTER_ID_LEVEL_RANDOM
 580
 581 #define ED_COUNTER_ID_CUSTOM1_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
 582 #define ED_COUNTER_ID_CUSTOM1_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
 583 #define ED_COUNTER_ID_CUSTOM2_FIRST     ED_COUNTER_ID_EXPLOSION_DELAY
 584 #define ED_COUNTER_ID_CUSTOM2_LAST      ED_COUNTER_ID_IGNITION_DELAY
 585 #define ED_COUNTER_ID_CUSTOM_FIRST      ED_COUNTER_ID_CUSTOM1_FIRST
 586 #define ED_COUNTER_ID_CUSTOM_LAST       ED_COUNTER_ID_CUSTOM2_LAST
 587
 588 #define ED_COUNTER_ID_CHANGE_FIRST      ED_COUNTER_ID_CHANGE_DELAY_FIX
 589 #define ED_COUNTER_ID_CHANGE_LAST       ED_COUNTER_ID_CHANGE_CONT_RND
 590
 591 /* values for scrollbutton gadgets */
 592 #define ED_SCROLLBUTTON_ID_AREA_UP      0
 593 #define ED_SCROLLBUTTON_ID_AREA_DOWN    1
 594 #define ED_SCROLLBUTTON_ID_AREA_LEFT    2
 595 #define ED_SCROLLBUTTON_ID_AREA_RIGHT   3
 596 #define ED_SCROLLBUTTON_ID_LIST_UP      4
 597 #define ED_SCROLLBUTTON_ID_LIST_DOWN    5
 598
 599 #define ED_NUM_SCROLLBUTTONS            6
 600
 601 #define ED_SCROLLBUTTON_ID_AREA_FIRST   ED_SCROLLBUTTON_ID_AREA_UP
 602 #define ED_SCROLLBUTTON_ID_AREA_LAST    ED_SCROLLBUTTON_ID_AREA_RIGHT
 603
 604 /* values for scrollbar gadgets */
 605 #define ED_SCROLLBAR_ID_AREA_HORIZONTAL 0
 606 #define ED_SCROLLBAR_ID_AREA_VERTICAL   1
 607 #define ED_SCROLLBAR_ID_LIST_VERTICAL   2
 608
 609 #define ED_NUM_SCROLLBARS               3
 610
 611 #define ED_SCROLLBAR_ID_AREA_FIRST      ED_SCROLLBAR_ID_AREA_HORIZONTAL
 612 #define ED_SCROLLBAR_ID_AREA_LAST       ED_SCROLLBAR_ID_AREA_VERTICAL
 613
 614 /* values for text input gadgets */
 615 #define ED_TEXTINPUT_ID_LEVEL_NAME      0
 616 #define ED_TEXTINPUT_ID_LEVEL_AUTHOR    1
 617 #define ED_TEXTINPUT_ID_ELEMENT_NAME    2
 618
 619 #define ED_NUM_TEXTINPUT                3
 620
 621 #define ED_TEXTINPUT_ID_LEVEL_FIRST     ED_TEXTINPUT_ID_LEVEL_NAME
 622 #define ED_TEXTINPUT_ID_LEVEL_LAST      ED_TEXTINPUT_ID_LEVEL_AUTHOR
 623
 624 /* values for text area gadgets */
 625 #define ED_TEXTAREA_ID_ENVELOPE_INFO    0
 626
 627 #define ED_NUM_TEXTAREAS                        1
 628
 629 #define ED_TEXTAREA_ID_LEVEL_FIRST      ED_TEXTAREA_ID_ENVELOPE
 630 #define ED_TEXTAREA_ID_LEVEL_LAST       ED_TEXTAREA_ID_ENVELOPE
 631
 632 /* values for selectbox gadgets */
 633 #define ED_SELECTBOX_ID_TIME_OR_STEPS           0
 634 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE      1
 635 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER     2
 636 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED 3
 637 #define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION 4
 638 #define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION   5
 639 #define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN     6
 640 #define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION   7
 641 #define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE    8
 642 #define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE  9
 643 #define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS    10
 644 #define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE    11
 645 #define ED_SELECTBOX_ID_CUSTOM_DEADLINESS       12
 646 #define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY      13
 647 #define ED_SELECTBOX_ID_CHANGE_TIME_UNITS       14
 648 #define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION    15
 649 #define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION     16
 650 #define ED_SELECTBOX_ID_CHANGE_SIDE             17
 651 #define ED_SELECTBOX_ID_CHANGE_PLAYER           18
 652 #define ED_SELECTBOX_ID_CHANGE_PAGE             19
 653 #define ED_SELECTBOX_ID_CHANGE_POWER            20
 654 #define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE      21
 655 #define ED_SELECTBOX_ID_GROUP_CHOICE_MODE       22
 656
 657 #define ED_NUM_SELECTBOX                        23
 658
 659 #define ED_SELECTBOX_ID_LEVEL_FIRST     ED_SELECTBOX_ID_TIME_OR_STEPS
 660 #define ED_SELECTBOX_ID_LEVEL_LAST      ED_SELECTBOX_ID_TIME_OR_STEPS
 661
 662 #define ED_SELECTBOX_ID_CUSTOM1_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
 663 #define ED_SELECTBOX_ID_CUSTOM1_LAST    ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE
 664 #define ED_SELECTBOX_ID_CUSTOM2_FIRST   ED_SELECTBOX_ID_CUSTOM_DEADLINESS
 665 #define ED_SELECTBOX_ID_CUSTOM2_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
 666 #define ED_SELECTBOX_ID_CUSTOM_FIRST    ED_SELECTBOX_ID_CUSTOM1_FIRST
 667 #define ED_SELECTBOX_ID_CUSTOM_LAST     ED_SELECTBOX_ID_CUSTOM2_LAST
 668
 669 #define ED_SELECTBOX_ID_CHANGE_FIRST    ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 670 #define ED_SELECTBOX_ID_CHANGE_LAST     ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 671
 672 /* values for textbutton gadgets */
 673 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO        0
 674 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG      1
 675 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1    2
 676 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2    3
 677 #define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE      4
 678 #define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE       5
 679 #define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE        6
 680 #define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE        7
 681
 682 #define ED_NUM_TEXTBUTTONS                      8
 683
 684 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
 685 #define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 686
 687 #define ED_TEXTBUTTON_ID_CHANGE_FIRST   ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 688 #define ED_TEXTBUTTON_ID_CHANGE_LAST    ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 689
 690 /* values for graphicbutton gadgets */
 691 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE    0
 692 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE    1
 693
 694 #define ED_NUM_GRAPHICBUTTONS                   2
 695
 696 #define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
 697 #define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
 698
 699 /* values for checkbutton gadgets */
 700 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED          0
 701 #define ED_CHECKBUTTON_ID_GRAVITY               1
 702 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED     2
 703 #define ED_CHECKBUTTON_ID_STICK_ELEMENT         3
 704 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS      4
 705 #define ED_CHECKBUTTON_ID_USE_SPRING_BUG        5
 706 #define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD      6
 707 #define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD   7
 708 #define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID    8
 709 #define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID    9
 710 #define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH     10
 711 #define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC    11
 712 #define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE   12
 713 #define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE     13
 714 #define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT 14
 715 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE       15
 716 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL       16
 717 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH      17
 718 #define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY       18
 719 #define ED_CHECKBUTTON_ID_CUSTOM_DEADLY         19
 720 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT 20
 721 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE   21
 722 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH  22
 723 #define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT 23
 724 #define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE     24
 725 #define ED_CHECKBUTTON_ID_CHANGE_DELAY          25
 726 #define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT  26
 727 #define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT   27
 728 #define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION  28
 729 #define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT    29
 730 #define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE  30
 731 #define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM     31
 732
 733 #define ED_NUM_CHECKBUTTONS                     32
 734
 735 #define ED_CHECKBUTTON_ID_LEVEL_FIRST   ED_CHECKBUTTON_ID_DOUBLE_SPEED
 736 #define ED_CHECKBUTTON_ID_LEVEL_LAST    ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 737
 738 #define ED_CHECKBUTTON_ID_CUSTOM1_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
 739 #define ED_CHECKBUTTON_ID_CUSTOM1_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
 740 #define ED_CHECKBUTTON_ID_CUSTOM2_FIRST ED_CHECKBUTTON_ID_CUSTOM_DEADLY
 741 #define ED_CHECKBUTTON_ID_CUSTOM2_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
 742 #define ED_CHECKBUTTON_ID_CUSTOM_FIRST  ED_CHECKBUTTON_ID_CUSTOM1_FIRST
 743 #define ED_CHECKBUTTON_ID_CUSTOM_LAST   ED_CHECKBUTTON_ID_CUSTOM2_LAST
 744
 745 #define ED_CHECKBUTTON_ID_CHANGE_FIRST  ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
 746 #define ED_CHECKBUTTON_ID_CHANGE_LAST   ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 747
 748 /* values for radiobutton gadgets */
 749 #define ED_RADIOBUTTON_ID_PERCENTAGE    0
 750 #define ED_RADIOBUTTON_ID_QUANTITY      1
 751
 752 #define ED_NUM_RADIOBUTTONS             2
 753
 754 #define ED_RADIOBUTTON_ID_LEVEL_FIRST   ED_RADIOBUTTON_ID_PERCENTAGE
 755 #define ED_RADIOBUTTON_ID_LEVEL_LAST    ED_RADIOBUTTON_ID_QUANTITY
 756
 757 /* values for drawing area gadgets */
 758 #define ED_DRAWING_ID_DRAWING_LEVEL             0
 759 #define ED_DRAWING_ID_ELEMENT_CONTENT_0         1
 760 #define ED_DRAWING_ID_ELEMENT_CONTENT_1         2
 761 #define ED_DRAWING_ID_ELEMENT_CONTENT_2         3
 762 #define ED_DRAWING_ID_ELEMENT_CONTENT_3         4
 763 #define ED_DRAWING_ID_ELEMENT_CONTENT_4         5
 764 #define ED_DRAWING_ID_ELEMENT_CONTENT_5         6
 765 #define ED_DRAWING_ID_ELEMENT_CONTENT_6         7
 766 #define ED_DRAWING_ID_ELEMENT_CONTENT_7         8
 767 #define ED_DRAWING_ID_AMOEBA_CONTENT            9
 768 #define ED_DRAWING_ID_CUSTOM_GRAPHIC            10
 769 #define ED_DRAWING_ID_CUSTOM_CONTENT            11
 770 #define ED_DRAWING_ID_CUSTOM_MOVE_ENTER         12
 771 #define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE         13
 772 #define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET      14
 773 #define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT     15
 774 #define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER     16
 775 #define ED_DRAWING_ID_GROUP_CONTENT             17
 776 #define ED_DRAWING_ID_RANDOM_BACKGROUND         18
 777
 778 #define ED_NUM_DRAWING_AREAS                    19
 779
 780
 781 /*
 782   -----------------------------------------------------------------------------
 783   some internally used definitions
 784   -----------------------------------------------------------------------------
 785 */
 786
 787 /* values for CopyLevelToUndoBuffer() */
 788 #define UNDO_IMMEDIATE                  0
 789 #define UNDO_ACCUMULATE                 1
 790
 791 /* values for scrollbars */
 792 #define ED_SCROLL_NO                    0
 793 #define ED_SCROLL_LEFT                  1
 794 #define ED_SCROLL_RIGHT                 2
 795 #define ED_SCROLL_UP                    4
 796 #define ED_SCROLL_DOWN                  8
 797
 798 /* screens in the level editor */
 799 #define ED_MODE_DRAWING                 0
 800 #define ED_MODE_INFO                    1
 801 #define ED_MODE_PROPERTIES              2
 802
 803 /* sub-screens in the element properties section */
 804 #define ED_MODE_PROPERTIES_INFO         ED_TEXTBUTTON_ID_PROPERTIES_INFO
 805 #define ED_MODE_PROPERTIES_CONFIG       ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
 806 #define ED_MODE_PROPERTIES_CONFIG_1     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
 807 #define ED_MODE_PROPERTIES_CONFIG_2     ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
 808 #define ED_MODE_PROPERTIES_CHANGE       ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 809
 810 /* how many steps can be cancelled */
 811 #define NUM_UNDO_STEPS                  (10 + 1)
 812
 813 /* values for elements with score for certain actions */
 814 #define MIN_SCORE                       0
 815 #define MAX_SCORE                       255
 816
 817 /* values for elements with count for collecting */
 818 #define MIN_COLLECT_COUNT               0
 819 #define MAX_COLLECT_COUNT               100
 820
 821 /* values for random placement */
 822 #define RANDOM_USE_PERCENTAGE           0
 823 #define RANDOM_USE_QUANTITY             1
 824
 825 /* maximal size of level editor drawing area */
 826 #define MAX_ED_FIELDX           (2 * SCR_FIELDX)
 827 #define MAX_ED_FIELDY           (2 * SCR_FIELDY - 1)
 828
 829
 830 /*
 831   -----------------------------------------------------------------------------
 832   some internally used data structure definitions
 833   -----------------------------------------------------------------------------
 834 */
 835
 836 static struct
 837 {
 838   char shortcut;
 839   char *text;
 840 } control_info[ED_NUM_CTRL_BUTTONS] =
 841 {
 842   { 's',        "draw single items"                     },
 843   { 'd',        "draw connected items"                  },
 844   { 'l',        "draw lines"                            },
 845   { 'a',        "draw arcs"                             },
 846   { 'r',        "draw outline rectangles"               },
 847   { 'R',        "draw filled rectangles"                },
 848   { '\0',       "wrap (rotate) level up"                },
 849   { 't',        "enter text elements"                   },
 850   { 'f',        "flood fill"                            },
 851   { '\0',       "wrap (rotate) level left"              },
 852   { '?',        "properties of drawing element"         },
 853   { '\0',       "wrap (rotate) level right"             },
 854   { '\0',       "random element placement"              },
 855   { 'b',        "grab brush"                            },
 856   { '\0',       "wrap (rotate) level down"              },
 857   { ',',        "pick drawing element"                  },
 858
 859   { 'U',        "undo last operation"                   },
 860   { 'I',        "level properties"                      },
 861   { 'S',        "save level"                            },
 862   { 'C',        "clear level"                           },
 863   { 'T',        "test level"                            },
 864   { 'E',        "exit level editor"                     },
 865
 866   { '\0',       "copy settings from other element"      },
 867   { '\0',       "copy settings to other element"        },
 868   { '\0',       "exchange settings with other element"  },
 869 };
 870
 871 static int random_placement_value = 10;
 872 static int random_placement_method = RANDOM_USE_QUANTITY;
 873 static int random_placement_background_element = EL_SAND;
 874 static boolean random_placement_background_restricted = FALSE;
 875 static boolean stick_element_properties_window = FALSE;
 876 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 877 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 878 static struct ElementChangeInfo custom_element_change;
 879 static struct ElementGroupInfo group_element_info;
 880 static struct ElementInfo custom_element;
 881
 882 static struct
 883 {
 884   int x, y;
 885   int min_value, max_value;
 886   int gadget_id_down, gadget_id_up;
 887   int gadget_id_text;
 888   int gadget_id_align;
 889   int *value;
 890   char *text_above, *text_left, *text_right;
 891 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 892 {
 893   /* ---------- level and editor settings ---------------------------------- */
 894
 895   {
 896     DX + 5 - SX,                        DY + 3 - SY,
 897     1,                                  100,
 898     GADGET_ID_SELECT_LEVEL_DOWN,        GADGET_ID_SELECT_LEVEL_UP,
 899     GADGET_ID_SELECT_LEVEL_TEXT,        GADGET_ID_NONE,
 900     &level_nr,
 901     NULL,                               NULL, NULL
 902   },
 903   {
 904     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(2),
 905     MIN_LEV_FIELDX,                     MAX_LEV_FIELDX,
 906     GADGET_ID_LEVEL_XSIZE_DOWN,         GADGET_ID_LEVEL_XSIZE_UP,
 907     GADGET_ID_LEVEL_XSIZE_TEXT,         GADGET_ID_NONE,
 908     &level.fieldx,
 909     "playfield size:",                  NULL, "width",
 910   },
 911   {
 912     -1,                                 ED_COUNTER_YPOS(2),
 913     MIN_LEV_FIELDY,                     MAX_LEV_FIELDY,
 914     GADGET_ID_LEVEL_YSIZE_DOWN,         GADGET_ID_LEVEL_YSIZE_UP,
 915     GADGET_ID_LEVEL_YSIZE_TEXT,         GADGET_ID_LEVEL_XSIZE_UP,
 916     &level.fieldy,
 917     NULL,                               " ", "height",
 918   },
 919   {
 920     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(3),
 921     0,                                  999,
 922     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,     GADGET_ID_LEVEL_GEMSLIMIT_UP,
 923     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,     GADGET_ID_NONE,
 924     &level.gems_needed,
 925     "number of gems to collect:",       NULL, NULL
 926   },
 927   {
 928     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(4),
 929     0,                                  9999,
 930     GADGET_ID_LEVEL_TIMELIMIT_DOWN,     GADGET_ID_LEVEL_TIMELIMIT_UP,
 931     GADGET_ID_LEVEL_TIMELIMIT_TEXT,     GADGET_ID_NONE,
 932     &level.time,
 933     "time or step limit to solve level:", NULL, NULL
 934   },
 935   {
 936     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(5),
 937     0,                                  255,
 938     GADGET_ID_LEVEL_TIMESCORE_DOWN,     GADGET_ID_LEVEL_TIMESCORE_UP,
 939     GADGET_ID_LEVEL_TIMESCORE_TEXT,     GADGET_ID_NONE,
 940     &level.score[SC_TIME_BONUS],
 941     "score for each 10 sec/steps left:", NULL, NULL
 942   },
 943   {
 944     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(8),
 945     1,                                  100,
 946     GADGET_ID_LEVEL_RANDOM_DOWN,        GADGET_ID_LEVEL_RANDOM_UP,
 947     GADGET_ID_LEVEL_RANDOM_TEXT,        GADGET_ID_NONE,
 948     &random_placement_value,
 949     "random element placement:",        NULL, "in"
 950   },
 951
 952   /* ---------- element settings: configure (various elements) ------------- */
 953
 954   {
 955     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 956     MIN_SCORE,                          MAX_SCORE,
 957     GADGET_ID_ELEMENT_SCORE_DOWN,       GADGET_ID_ELEMENT_SCORE_UP,
 958     GADGET_ID_ELEMENT_SCORE_TEXT,       GADGET_ID_NONE,
 959     NULL,                               /* will be set when used */
 960     NULL,                               NULL, NULL
 961   },
 962   {
 963     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
 964     MIN_ELEMENT_CONTENTS,               MAX_ELEMENT_CONTENTS,
 965     GADGET_ID_ELEMENT_CONTENT_DOWN,     GADGET_ID_ELEMENT_CONTENT_UP,
 966     GADGET_ID_ELEMENT_CONTENT_TEXT,     GADGET_ID_NONE,
 967     &level.num_yamyam_contents,
 968     NULL,                               NULL, "number of content areas"
 969   },
 970   {
 971     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
 972     MIN_ENVELOPE_XSIZE,                 MAX_ENVELOPE_XSIZE,
 973     GADGET_ID_ENVELOPE_XSIZE_DOWN,      GADGET_ID_ENVELOPE_XSIZE_UP,
 974     GADGET_ID_ENVELOPE_XSIZE_TEXT,      GADGET_ID_NONE,
 975     NULL,
 976     NULL,                               NULL, "width",
 977   },
 978   {
 979     -1,                                 ED_SETTINGS_YPOS(0),
 980     MIN_ENVELOPE_YSIZE,                 MAX_ENVELOPE_YSIZE,
 981     GADGET_ID_ENVELOPE_YSIZE_DOWN,      GADGET_ID_ENVELOPE_YSIZE_UP,
 982     GADGET_ID_ENVELOPE_YSIZE_TEXT,      GADGET_ID_ENVELOPE_XSIZE_UP,
 983     NULL,
 984     NULL,                               " ", "height",
 985   },
 986
 987   /* ---------- element settings: configure 1 (custom elements) ------------ */
 988
 989   {
 990     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(6),
 991     MIN_SCORE,                          MAX_SCORE,
 992     GADGET_ID_CUSTOM_SCORE_DOWN,        GADGET_ID_CUSTOM_SCORE_UP,
 993     GADGET_ID_CUSTOM_SCORE_TEXT,        GADGET_ID_NONE,
 994     &custom_element.collect_score,
 995     NULL,                               "score", " "
 996   },
 997   {
 998     -1,                                 ED_SETTINGS_YPOS(6),
 999     MIN_COLLECT_COUNT,                  MAX_COLLECT_COUNT,
1000     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,     GADGET_ID_CUSTOM_GEMCOUNT_UP,
1001     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,     GADGET_ID_CUSTOM_SCORE_UP,
1002     &custom_element.collect_count,
1003     NULL,                               "count", NULL
1004   },
1005   {
1006     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(7),
1007     0,                                  999,
1008     GADGET_ID_PUSH_DELAY_FIX_DOWN,      GADGET_ID_PUSH_DELAY_FIX_UP,
1009     GADGET_ID_PUSH_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1010     &custom_element.push_delay_fixed,
1011     NULL,                               "push delay", NULL
1012   },
1013   {
1014     -1,                                 ED_SETTINGS_YPOS(7),
1015     0,                                  999,
1016     GADGET_ID_PUSH_DELAY_RND_DOWN,      GADGET_ID_PUSH_DELAY_RND_UP,
1017     GADGET_ID_PUSH_DELAY_RND_TEXT,      GADGET_ID_PUSH_DELAY_FIX_UP,
1018     &custom_element.push_delay_random,
1019     NULL,                               "+random", NULL
1020   },
1021   {
1022     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(12),
1023     0,                                  999,
1024     GADGET_ID_MOVE_DELAY_FIX_DOWN,      GADGET_ID_MOVE_DELAY_FIX_UP,
1025     GADGET_ID_MOVE_DELAY_FIX_TEXT,      GADGET_ID_NONE,
1026     &custom_element.move_delay_fixed,
1027     NULL,                               "move delay", NULL
1028   },
1029   {
1030     -1,                                 ED_SETTINGS_YPOS(12),
1031     0,                                  999,
1032     GADGET_ID_MOVE_DELAY_RND_DOWN,      GADGET_ID_MOVE_DELAY_RND_UP,
1033     GADGET_ID_MOVE_DELAY_RND_TEXT,      GADGET_ID_MOVE_DELAY_FIX_UP,
1034     &custom_element.move_delay_random,
1035     NULL,                               "+random", NULL
1036   },
1037
1038   /* ---------- element settings: configure 2 (custom elements) ------------ */
1039
1040   {
1041     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1042     0,                                  255,
1043     GADGET_ID_EXPLOSION_DELAY_DOWN,     GADGET_ID_EXPLOSION_DELAY_UP,
1044     GADGET_ID_EXPLOSION_DELAY_TEXT,     GADGET_ID_NONE,
1045     &custom_element.explosion_delay,
1046     NULL,                               "explosion delay", NULL
1047   },
1048   {
1049     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1050     0,                                  255,
1051     GADGET_ID_IGNITION_DELAY_DOWN,      GADGET_ID_IGNITION_DELAY_UP,
1052     GADGET_ID_IGNITION_DELAY_TEXT,      GADGET_ID_NONE,
1053     &custom_element.ignition_delay,
1054     NULL,                               "ignition delay", "(by fire)"
1055   },
1056
1057   /* ---------- element settings: configure (group elements) --------------- */
1058
1059   {
1060     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1061     MIN_ELEMENTS_IN_GROUP,              MAX_ELEMENTS_IN_GROUP,
1062     GADGET_ID_GROUP_CONTENT_DOWN,       GADGET_ID_GROUP_CONTENT_UP,
1063     GADGET_ID_GROUP_CONTENT_TEXT,       GADGET_ID_NONE,
1064     &group_element_info.num_elements,
1065     NULL,                               NULL, "number of elements in group"
1066   },
1067
1068   /* ---------- element settings: advanced (custom elements) --------------- */
1069
1070   {
1071     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(2),
1072     0,                                  999,
1073     GADGET_ID_CHANGE_DELAY_FIX_DOWN,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1074     GADGET_ID_CHANGE_DELAY_FIX_TEXT,    GADGET_ID_NONE,
1075     &custom_element_change.delay_fixed,
1076     NULL,                               "delay", NULL,
1077   },
1078   {
1079     -1,                                 ED_SETTINGS_YPOS(2),
1080     0,                                  999,
1081     GADGET_ID_CHANGE_DELAY_RND_DOWN,    GADGET_ID_CHANGE_DELAY_RND_UP,
1082     GADGET_ID_CHANGE_DELAY_RND_TEXT,    GADGET_ID_CHANGE_DELAY_FIX_UP,
1083     &custom_element_change.delay_random,
1084     NULL,                               "+random", NULL
1085   },
1086   {
1087     ED_SETTINGS_XPOS(3),                ED_SETTINGS_YPOS(12),
1088     0,                                  100,
1089     GADGET_ID_CHANGE_CONT_RND_DOWN,     GADGET_ID_CHANGE_CONT_RND_UP,
1090     GADGET_ID_CHANGE_CONT_RND_TEXT,     GADGET_ID_NONE,
1091     &custom_element_change.random,
1092     NULL,                               "use random replace:", "%"
1093   },
1094 };
1095
1096 static struct
1097 {
1098   int x, y;
1099   int gadget_id;
1100   int size;
1101   char *value;
1102   char *text_above, *infotext;
1103 } textinput_info[ED_NUM_TEXTINPUT] =
1104 {
1105   {
1106     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(0),
1107     GADGET_ID_LEVEL_NAME,
1108     MAX_LEVEL_NAME_LEN,
1109     level.name,
1110     "Title:", "Title"
1111   },
1112   {
1113     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1114     GADGET_ID_LEVEL_AUTHOR,
1115     MAX_LEVEL_AUTHOR_LEN,
1116     level.author,
1117     "Author:", "Author"
1118   },
1119   {
1120     5 * MINI_TILEX - 2,                 5 * MINI_TILEY - ED_BORDER_SIZE + 1,
1121     GADGET_ID_ELEMENT_NAME,
1122     MAX_ELEMENT_NAME_LEN - 2,           /* currently 2 chars less editable */
1123     custom_element.description,
1124     NULL, "Element name"
1125   }
1126 };
1127
1128 static struct
1129 {
1130   int x, y;
1131   int gadget_id;
1132   int xsize, ysize;
1133   char *value;
1134   char *text_above, *infotext;
1135 } textarea_info[ED_NUM_TEXTAREAS] =
1136 {
1137   {
1138     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1139     GADGET_ID_ENVELOPE_INFO,
1140     MAX_ENVELOPE_XSIZE, MAX_ENVELOPE_YSIZE,
1141     NULL,
1142     "Envelope Info:", "Envelope Info"
1143   }
1144 };
1145
1146 static struct ValueTextInfo options_time_or_steps[] =
1147 {
1148   { 0,                          "seconds"                       },
1149   { 1,                          "steps"                         },
1150
1151   { -1,                         NULL                            }
1152 };
1153
1154 static struct ValueTextInfo options_access_type[] =
1155 {
1156   { EP_WALKABLE,                "walkable"                      },
1157   { EP_PASSABLE,                "passable"                      },
1158
1159   { -1,                         NULL                            }
1160 };
1161
1162 static struct ValueTextInfo options_access_layer[] =
1163 {
1164   { EP_ACCESSIBLE_OVER,         "over"                          },
1165   { EP_ACCESSIBLE_INSIDE,       "inside"                        },
1166   { EP_ACCESSIBLE_UNDER,        "under"                         },
1167
1168   { -1,                         NULL                            }
1169 };
1170
1171 static struct ValueTextInfo options_access_protected[] =
1172 {
1173   { 0,                          "unprotected"                   },
1174   { 1,                          "protected"                     },
1175
1176   { -1,                         NULL                            }
1177 };
1178
1179 static struct ValueTextInfo options_access_direction[] =
1180 {
1181   { MV_LEFT,                    "left"                          },
1182   { MV_RIGHT,                   "right"                         },
1183   { MV_UP,                      "up"                            },
1184   { MV_DOWN,                    "down"                          },
1185   { MV_LEFT  | MV_UP,           "left + up"                     },
1186   { MV_LEFT  | MV_DOWN,         "left + down"                   },
1187   { MV_RIGHT | MV_UP,           "right + up"                    },
1188   { MV_RIGHT | MV_DOWN,         "right + down"                  },
1189   { MV_HORIZONTAL,              "horizontal"                    },
1190   { MV_VERTICAL,                "vertical"                      },
1191   { MV_HORIZONTAL | MV_UP,      "horizontal + up"               },
1192   { MV_HORIZONTAL | MV_DOWN,    "horizontal + down"             },
1193   { MV_VERTICAL   | MV_LEFT,    "vertical + left"               },
1194   { MV_VERTICAL   | MV_RIGHT,   "vertical + right"              },
1195   { MV_ALL_DIRECTIONS,          "all directions"                },
1196
1197   { -1,                         NULL                            }
1198 };
1199
1200 static struct ValueTextInfo options_walk_to_action[] =
1201 {
1202   { EP_DIGGABLE,                "diggable"                      },
1203   { EP_COLLECTIBLE_ONLY,        "collectible"                   },
1204   { EP_DROPPABLE,               "collectible & droppable"       },
1205   { EP_PUSHABLE,                "pushable"                      },
1206
1207   { -1,                         NULL                            }
1208 };
1209
1210 static struct ValueTextInfo options_move_pattern[] =
1211 {
1212   { MV_LEFT,                    "left"                          },
1213   { MV_RIGHT,                   "right"                         },
1214   { MV_UP,                      "up"                            },
1215   { MV_DOWN,                    "down"                          },
1216   { MV_HORIZONTAL,              "horizontal"                    },
1217   { MV_VERTICAL,                "vertical"                      },
1218   { MV_ALL_DIRECTIONS,          "all directions"                },
1219   { MV_TOWARDS_PLAYER,          "towards player"                },
1220   { MV_AWAY_FROM_PLAYER,        "away from player"              },
1221   { MV_ALONG_LEFT_SIDE,         "along left side"               },
1222   { MV_ALONG_RIGHT_SIDE,        "along right side"              },
1223   { MV_TURNING_LEFT,            "turning left"                  },
1224   { MV_TURNING_RIGHT,           "turning right"                 },
1225   { MV_TURNING_LEFT_RIGHT,      "turning left, right"           },
1226   { MV_TURNING_RIGHT_LEFT,      "turning right, left"           },
1227   { MV_TURNING_RANDOM,          "turning random"                },
1228   { MV_WHEN_PUSHED,             "when pushed"                   },
1229   { MV_WHEN_DROPPED,            "when dropped"                  },
1230   { MV_MAZE_RUNNER,             "maze runner style"             },
1231   { MV_MAZE_HUNTER,             "maze hunter style"             },
1232
1233   { -1,                         NULL                            }
1234 };
1235
1236 static struct ValueTextInfo options_move_direction[] =
1237 {
1238   { MV_START_AUTOMATIC,         "automatic"                     },
1239   { MV_START_LEFT,              "left"                          },
1240   { MV_START_RIGHT,             "right"                         },
1241   { MV_START_UP,                "up"                            },
1242   { MV_START_DOWN,              "down"                          },
1243   { MV_START_RANDOM,            "random"                        },
1244   { MV_START_PREVIOUS,          "previous"                      },
1245
1246   { -1,                         NULL                            }
1247 };
1248
1249 static struct ValueTextInfo options_move_stepsize[] =
1250 {
1251   { 1,                          "very slow"                     },
1252   { 2,                          "slow"                          },
1253   { 4,                          "normal"                        },
1254   { 8,                          "fast"                          },
1255   { 16,                         "very fast"                     },
1256
1257   { -1,                         NULL                            }
1258 };
1259
1260 static struct ValueTextInfo options_move_leave_type[] =
1261 {
1262   { LEAVE_TYPE_UNLIMITED,       "leave behind"                  },
1263   { LEAVE_TYPE_LIMITED,         "change it to"                  },
1264
1265   { -1,                         NULL                            }
1266 };
1267
1268 static struct ValueTextInfo options_smash_targets[] =
1269 {
1270   { EP_CAN_SMASH_PLAYER,        "player"                        },
1271 #if 0
1272   { EP_CAN_SMASH_ENEMIES,       "enemies"                       },
1273 #endif
1274   { EP_CAN_SMASH_EVERYTHING,    "everything"                    },
1275
1276   { -1,                         NULL                            }
1277 };
1278
1279 static struct ValueTextInfo options_slippery_type[] =
1280 {
1281   { SLIPPERY_ANY_RANDOM,        "random"                        },
1282   { SLIPPERY_ANY_LEFT_RIGHT,    "left, right"                   },
1283   { SLIPPERY_ANY_RIGHT_LEFT,    "right, left"                   },
1284   { SLIPPERY_ONLY_LEFT,         "only left"                     },
1285   { SLIPPERY_ONLY_RIGHT,        "only right"                    },
1286
1287   { -1,                         NULL                            }
1288 };
1289
1290 static struct ValueTextInfo options_deadliness[] =
1291 {
1292   { EP_DONT_RUN_INTO,           "running into"                  },
1293   { EP_DONT_COLLIDE_WITH,       "colliding with"                },
1294   { EP_DONT_TOUCH,              "touching"                      },
1295
1296   { -1,                         NULL                            }
1297 };
1298
1299 static struct ValueTextInfo options_consistency[] =
1300 {
1301   { EP_CAN_EXPLODE_3X3,         "can explode 3x3"               },
1302   { EP_CAN_EXPLODE_DYNA,        "can explode 3+3"               },
1303   { EP_CAN_EXPLODE_1X1,         "can explode 1x1"               },
1304   { EP_INDESTRUCTIBLE,          "indestructible"                },
1305
1306   { -1,                         NULL                            }
1307 };
1308
1309 static struct ValueTextInfo options_time_units[] =
1310 {
1311   { 1,                          "frames"                        },
1312   { FRAMES_PER_SECOND,          "seconds"                       },
1313
1314   { -1,                         NULL                            }
1315 };
1316
1317 static struct ValueTextInfo options_change_direct_action[] =
1318 {
1319   { CE_TOUCHED_BY_PLAYER,       "touched by player ..."         },
1320   { CE_PRESSED_BY_PLAYER,       "pressed by player ..."         },
1321   { CE_PUSHED_BY_PLAYER,        "pushed by player ..."          },
1322   { CE_ENTERED_BY_PLAYER,       "entered by player ..."         },
1323   { CE_LEFT_BY_PLAYER,          "left by player ..."            },
1324   { CE_DROPPED_BY_PLAYER,       "dropped by player"             },
1325   { CE_SWITCHED,                "switched ..."                  },
1326 #if 1
1327   { CE_HITTING_SOMETHING,       "hitting something ..."         },
1328   { CE_HIT_BY_SOMETHING,        "hit by something ..."          },
1329 #else
1330   { CE_HITTING_SOMETHING,       "collision ..."                 },
1331 #endif
1332   { CE_IMPACT,                  "impact (on something)"         },
1333   { CE_SMASHED,                 "smashed (from above)"          },
1334
1335   { -1,                         NULL                            }
1336 };
1337
1338 static struct ValueTextInfo options_change_other_action[] =
1339 {
1340   { CE_OTHER_GETS_TOUCHED,      "player touches ..."            },
1341   { CE_OTHER_GETS_PRESSED,      "player presses ..."            },
1342   { CE_OTHER_GETS_PUSHED,       "player pushes ..."             },
1343   { CE_OTHER_GETS_ENTERED,      "player enters ..."             },
1344   { CE_OTHER_GETS_LEFT,         "player leaves ..."             },
1345   { CE_OTHER_GETS_DIGGED,       "player digs"                   },
1346   { CE_OTHER_GETS_COLLECTED,    "player collects"               },
1347   { CE_OTHER_GETS_DROPPED,      "player drops"                  },
1348   { CE_OTHER_IS_TOUCHING,       "touching ..."                  },
1349 #if 1
1350   { CE_OTHER_IS_HITTING,        "hitting ..."                   },
1351   { CE_OTHER_GETS_HIT,          "hit by ..."                    },
1352 #endif
1353   { CE_OTHER_IS_SWITCHING,      "switch of ..."                 },
1354   { CE_OTHER_IS_CHANGING,       "change by page of"             },
1355   { CE_OTHER_IS_EXPLODING,      "explosion of"                  },
1356
1357   { -1,                         NULL                            }
1358 };
1359
1360 static struct ValueTextInfo options_change_trigger_side[] =
1361 {
1362   { CH_SIDE_LEFT,               "left"                          },
1363   { CH_SIDE_RIGHT,              "right"                         },
1364   { CH_SIDE_TOP,                "top"                           },
1365   { CH_SIDE_BOTTOM,             "bottom"                        },
1366   { CH_SIDE_LEFT_RIGHT,         "left/right"                    },
1367   { CH_SIDE_TOP_BOTTOM,         "top/bottom"                    },
1368   { CH_SIDE_ANY,                "any"                           },
1369
1370   { -1,                         NULL                            }
1371 };
1372
1373 static struct ValueTextInfo options_change_trigger_player[] =
1374 {
1375   { CH_PLAYER_1,                "1"                             },
1376   { CH_PLAYER_2,                "2"                             },
1377   { CH_PLAYER_3,                "3"                             },
1378   { CH_PLAYER_4,                "4"                             },
1379   { CH_PLAYER_ANY,              "any"                           },
1380
1381   { -1,                         NULL                            }
1382 };
1383
1384 static struct ValueTextInfo options_change_trigger_page[] =
1385 {
1386   { (1 << 0),                   "1"                             },
1387   { (1 << 1),                   "2"                             },
1388   { (1 << 2),                   "3"                             },
1389   { (1 << 3),                   "4"                             },
1390   { (1 << 4),                   "5"                             },
1391   { (1 << 5),                   "6"                             },
1392   { (1 << 6),                   "7"                             },
1393   { (1 << 7),                   "8"                             },
1394   { (1 << 8),                   "9"                             },
1395   { (1 << 9),                   "10"                            },
1396   { (1 << 10),                  "11"                            },
1397   { (1 << 11),                  "12"                            },
1398   { (1 << 12),                  "13"                            },
1399   { (1 << 13),                  "14"                            },
1400   { (1 << 14),                  "15"                            },
1401   { (1 << 15),                  "16"                            },
1402   { (1 << 16),                  "17"                            },
1403   { (1 << 17),                  "18"                            },
1404   { (1 << 18),                  "19"                            },
1405   { (1 << 19),                  "20"                            },
1406   { (1 << 20),                  "21"                            },
1407   { (1 << 21),                  "22"                            },
1408   { (1 << 22),                  "23"                            },
1409   { (1 << 23),                  "24"                            },
1410   { (1 << 24),                  "25"                            },
1411   { (1 << 25),                  "26"                            },
1412   { (1 << 26),                  "27"                            },
1413   { (1 << 27),                  "28"                            },
1414   { (1 << 28),                  "29"                            },
1415   { (1 << 29),                  "30"                            },
1416   { (1 << 30),                  "31"                            },
1417   { (1 << 31),                  "32"                            },
1418   { CH_PAGE_ANY,                "any"                           },
1419
1420   { -1,                         NULL                            }
1421 };
1422
1423 static struct ValueTextInfo options_change_power[] =
1424 {
1425   { CP_NON_DESTRUCTIVE,         "empty"                         },
1426   { CP_HALF_DESTRUCTIVE,        "diggable"                      },
1427   { CP_FULL_DESTRUCTIVE,        "destructible"                  },
1428
1429   { -1,                         NULL                            }
1430 };
1431
1432 static char options_change_page_strings[MAX_CHANGE_PAGES][10];
1433 static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
1434 {
1435   { -1,                         NULL                            }
1436 };
1437
1438 static struct ValueTextInfo options_group_choice_mode[] =
1439 {
1440   { ANIM_RANDOM,                "random"                        },
1441   { ANIM_LOOP,                  "loop"                          },
1442   { ANIM_LINEAR,                "linear"                        },
1443   { ANIM_PINGPONG,              "pingpong"                      },
1444   { ANIM_PINGPONG2,             "pingpong 2"                    },
1445
1446   { -1,                         NULL                            }
1447 };
1448
1449 static struct
1450 {
1451   int x, y;
1452   int gadget_id;
1453   int gadget_id_align;
1454   int size;     /* char size of selectbox or '-1' (dynamically determined) */
1455   struct ValueTextInfo *options;
1456   int *value;
1457   char *text_left, *text_right, *infotext;
1458 } selectbox_info[ED_NUM_SELECTBOX] =
1459 {
1460   /* ---------- level and editor settings ---------------------------------- */
1461
1462   {
1463     -1,                                 ED_COUNTER_YPOS(4),
1464     GADGET_ID_TIME_OR_STEPS,            GADGET_ID_LEVEL_TIMELIMIT_UP,
1465     -1,
1466     options_time_or_steps,
1467     &level.use_step_counter,
1468     NULL, "(0 => no limit)",            "time or step limit"
1469   },
1470
1471   /* ---------- element settings: configure 1 (custom elements) ----------- */
1472
1473   {
1474     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
1475     GADGET_ID_CUSTOM_ACCESS_TYPE,       GADGET_ID_NONE,
1476     -1,
1477     options_access_type,
1478     &custom_element.access_type,
1479     NULL, NULL,                         "type of access to this field"
1480   },
1481   {
1482     -1,                                 ED_SETTINGS_YPOS(3),
1483     GADGET_ID_CUSTOM_ACCESS_LAYER,      GADGET_ID_CUSTOM_ACCESS_TYPE,
1484     -1,
1485     options_access_layer,
1486     &custom_element.access_layer,
1487     NULL, NULL,                         "layer of access for this field"
1488   },
1489   {
1490     -1,                                 ED_SETTINGS_YPOS(3),
1491     GADGET_ID_CUSTOM_ACCESS_PROTECTED,  GADGET_ID_CUSTOM_ACCESS_LAYER,
1492     -1,
1493     options_access_protected,
1494     &custom_element.access_protected,
1495     NULL, NULL,                         "protected access for this field"
1496   },
1497   {
1498     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
1499     GADGET_ID_CUSTOM_ACCESS_DIRECTION,  GADGET_ID_NONE,
1500     -1,
1501     options_access_direction,
1502     &custom_element.access_direction,
1503     "from", NULL,                       "access direction for this field"
1504   },
1505   {
1506     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
1507     GADGET_ID_CUSTOM_WALK_TO_ACTION,    GADGET_ID_NONE,
1508     -1,
1509     options_walk_to_action,
1510     &custom_element.walk_to_action,
1511     NULL, NULL,                         "diggable/collectible/pushable"
1512   },
1513   {
1514     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
1515     GADGET_ID_CUSTOM_MOVE_PATTERN,      GADGET_ID_NONE,
1516     -1,
1517     options_move_pattern,
1518     &custom_element.move_pattern,
1519     "can move", NULL,                   "element move direction"
1520   },
1521   {
1522     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
1523     GADGET_ID_CUSTOM_MOVE_DIRECTION,    GADGET_ID_NONE,
1524     -1,
1525     options_move_direction,
1526     &custom_element.move_direction_initial,
1527     "starts moving", NULL,              "initial element move direction"
1528   },
1529   {
1530     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(11),
1531     GADGET_ID_CUSTOM_MOVE_STEPSIZE,     GADGET_ID_NONE,
1532     -1,
1533     options_move_stepsize,
1534     &custom_element.move_stepsize,
1535     "move/fall speed", NULL,            "speed of element movement"
1536   },
1537   {
1538     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(10),
1539     GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,   GADGET_ID_NONE,
1540     -1,
1541     options_move_leave_type,
1542     &custom_element.move_leave_type,
1543     "can dig:    can", ":",             "leave behind or change element"
1544   },
1545   {
1546     -1,                                 ED_SETTINGS_YPOS(13),
1547     GADGET_ID_CUSTOM_SMASH_TARGETS,     GADGET_ID_CUSTOM_CAN_SMASH,
1548     -1,
1549     options_smash_targets,
1550     &custom_element.smash_targets,
1551     "can smash", NULL,                  "elements that can be smashed"
1552   },
1553   {
1554     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1555     GADGET_ID_CUSTOM_SLIPPERY_TYPE,     GADGET_ID_NONE,
1556     -1,
1557     options_slippery_type,
1558     &custom_element.slippery_type,
1559     "slippery", NULL,                   "where other elements fall down"
1560   },
1561
1562   /* ---------- element settings: configure 2 (custom elements) ----------- */
1563
1564   {
1565     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(1),
1566     GADGET_ID_CUSTOM_DEADLINESS,        GADGET_ID_NONE,
1567     -1,
1568     options_deadliness,
1569     &custom_element.deadliness,
1570     "deadly when", NULL,                "deadliness of element"
1571   },
1572   {
1573     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
1574     GADGET_ID_CUSTOM_CONSISTENCY,       GADGET_ID_NONE,
1575     -1,
1576     options_consistency,
1577     &custom_element.consistency,
1578     NULL, NULL,                         "consistency/destructibility"
1579   },
1580
1581   /* ---------- element settings: advanced (custom elements) --------------- */
1582
1583   {
1584     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(3),
1585     GADGET_ID_CHANGE_TIME_UNITS,        GADGET_ID_NONE,
1586     -1,
1587     options_time_units,
1588     &custom_element_change.delay_frames,
1589     "delay time given in", NULL,        "delay time units for change"
1590   },
1591   {
1592     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(4),
1593     GADGET_ID_CHANGE_DIRECT_ACTION,     GADGET_ID_NONE,
1594     -1,
1595     options_change_direct_action,
1596     &custom_element_change.direct_action,
1597     NULL, NULL,                         "type of direct action"
1598   },
1599   {
1600     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(5),
1601     GADGET_ID_CHANGE_OTHER_ACTION,      GADGET_ID_NONE,
1602     -1,
1603     options_change_other_action,
1604     &custom_element_change.other_action,
1605     NULL, "element:",                   "type of other element action"
1606   },
1607   {
1608     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(6),
1609     GADGET_ID_CHANGE_SIDE,              GADGET_ID_NONE,
1610     -1,
1611     options_change_trigger_side,
1612     &custom_element_change.trigger_side,
1613     "... at", "side",                   "element side that causes change"
1614   },
1615   {
1616     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1617     GADGET_ID_CHANGE_PLAYER,            GADGET_ID_NONE,
1618     -1,
1619     options_change_trigger_player,
1620     &custom_element_change.trigger_player,
1621     "player:", " ",                     "player that causes change"
1622   },
1623   {
1624     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(7),
1625     GADGET_ID_CHANGE_PAGE,              GADGET_ID_CHANGE_PLAYER,
1626     -1,
1627     options_change_trigger_page,
1628     &custom_element_change.trigger_page,
1629     "page:", NULL,                      "change page that causes change"
1630   },
1631   {
1632     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(10),
1633     GADGET_ID_CHANGE_POWER,             GADGET_ID_NONE,
1634     -1,
1635     options_change_power,
1636     &custom_element_change.power,
1637     "replace when", NULL,               "which elements can be replaced"
1638   },
1639   {
1640     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(14),
1641     GADGET_ID_SELECT_CHANGE_PAGE,       GADGET_ID_NONE,
1642     3,
1643     options_change_page,
1644     &custom_element.current_change_page,
1645     NULL, NULL,                         "element change page"
1646   },
1647
1648   /* ---------- element settings: configure (group elements) --------------- */
1649
1650   {
1651     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(6),
1652     GADGET_ID_GROUP_CHOICE_MODE,        GADGET_ID_NONE,
1653     -1,
1654     options_group_choice_mode,
1655     &group_element_info.choice_mode,
1656     "choice type:", NULL,               "type of group element choice"
1657   },
1658 };
1659
1660 static struct
1661 {
1662   int x, y;
1663   int gadget_id;
1664   int gadget_id_align;
1665   int size;
1666   char *text;
1667   char *text_left, *text_right, *infotext;
1668 } textbutton_info[ED_NUM_TEXTBUTTONS] =
1669 {
1670 #if 1
1671   {
1672     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1673     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1674     8,                                  "Info",
1675     NULL, NULL,                         "Show information about element"
1676   },
1677   {
1678     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1679     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1680     8,                                  "Config",
1681     NULL, NULL,                         "Configure element properties"
1682   },
1683   {
1684     ED_SETTINGS_XPOS(0) + 124,          ED_COUNTER_YPOS(1),
1685     GADGET_ID_PROPERTIES_CONFIG_1,      GADGET_ID_NONE,
1686     8,                                  "Config 1",
1687     NULL, NULL,                         "Configure custom element properties"
1688   },
1689   {
1690     ED_SETTINGS_XPOS(0) + 248,          ED_COUNTER_YPOS(1),
1691     GADGET_ID_PROPERTIES_CONFIG_2,      GADGET_ID_NONE,
1692     8,                                  "Config 2",
1693     NULL, NULL,                         "Configure custom element properties"
1694   },
1695   {
1696     ED_SETTINGS_XPOS(0) + 372,          ED_COUNTER_YPOS(1),
1697     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1698     8,                                  "Change",
1699     NULL, NULL,                         "Custom element change configuration"
1700   },
1701 #else
1702   {
1703     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(1),
1704     GADGET_ID_PROPERTIES_INFO,          GADGET_ID_NONE,
1705     11,                                 "Information",
1706     NULL, NULL,                         "Show information about element"
1707   },
1708   {
1709     ED_SETTINGS_XPOS(0) + 166,          ED_COUNTER_YPOS(1),
1710     GADGET_ID_PROPERTIES_CONFIG,        GADGET_ID_NONE,
1711     11,                                 "Configure",
1712     NULL, NULL,                         "Configure element properties"
1713   },
1714   {
1715     ED_SETTINGS_XPOS(0) + 332,          ED_COUNTER_YPOS(1),
1716     GADGET_ID_PROPERTIES_CHANGE,        GADGET_ID_NONE,
1717     11,                                 "Advanced",
1718     NULL, NULL,                         "Advanced element configuration"
1719   },
1720 #endif
1721   {
1722     -1,                                 ED_SETTINGS_YPOS(2),
1723     GADGET_ID_SAVE_AS_TEMPLATE,         GADGET_ID_CUSTOM_USE_TEMPLATE,
1724     -1,                                 "Save",
1725     " ", "As Template",                 "Save current settings as new template"
1726   },
1727   {
1728     -1,                                 ED_SETTINGS_YPOS(14),
1729     GADGET_ID_ADD_CHANGE_PAGE,          GADGET_ID_NEXT_CHANGE_PAGE,
1730     -1,                                 "New",
1731     " ", NULL,                          "Add new change page"
1732   },
1733   {
1734     -1,                                 ED_SETTINGS_YPOS(14),
1735     GADGET_ID_DEL_CHANGE_PAGE,          GADGET_ID_ADD_CHANGE_PAGE,
1736     -1,                                 "Delete",
1737     NULL, NULL,                         "Delete current change page"
1738   },
1739 };
1740
1741 static struct
1742 {
1743   int gd_x, gd_y;
1744   int x, y;
1745   int width, height;
1746   int gadget_id;
1747   int gadget_id_align;
1748   char *text_left, *text_right, *infotext;
1749 } graphicbutton_info[ED_NUM_GRAPHICBUTTONS] =
1750 {
1751   {
1752     ED_BUTTON_MINUS_XPOS,               ED_BUTTON_COUNT_YPOS,
1753     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
1754     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1755     GADGET_ID_PREV_CHANGE_PAGE,         GADGET_ID_NONE,
1756     NULL, NULL,                         "select previous change page"
1757   },
1758   {
1759     ED_BUTTON_PLUS_XPOS,                ED_BUTTON_COUNT_YPOS,
1760     -1,                                 ED_SETTINGS_YPOS(14),
1761     ED_BUTTON_COUNT_XSIZE,              ED_BUTTON_COUNT_YSIZE,
1762     GADGET_ID_NEXT_CHANGE_PAGE,         GADGET_ID_SELECT_CHANGE_PAGE,
1763     NULL, "change page",                "select next change page"
1764   },
1765 };
1766
1767 static struct
1768 {
1769   int gd_x, gd_y;
1770   int x, y;
1771   int gadget_id;
1772   char *infotext;
1773 } scrollbutton_info[ED_NUM_SCROLLBUTTONS] =
1774 {
1775   {
1776     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 0 * ED_SCROLLBUTTON_YSIZE,
1777     ED_SCROLL_UP_XPOS,      ED_SCROLL_UP_YPOS,
1778     GADGET_ID_SCROLL_UP,
1779     "scroll level editing area up"
1780   },
1781   {
1782     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 1 * ED_SCROLLBUTTON_YSIZE,
1783     ED_SCROLL_DOWN_XPOS,    ED_SCROLL_DOWN_YPOS,
1784     GADGET_ID_SCROLL_DOWN,
1785     "scroll level editing area down"
1786   },
1787   {
1788     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 2 * ED_SCROLLBUTTON_YSIZE,
1789     ED_SCROLL_LEFT_XPOS,    ED_SCROLL_LEFT_YPOS,
1790     GADGET_ID_SCROLL_LEFT,
1791     "scroll level editing area left"
1792   },
1793   {
1794     ED_SCROLLBUTTON_XPOS,   ED_SCROLLBUTTON_YPOS + 3 * ED_SCROLLBUTTON_YSIZE,
1795     ED_SCROLL_RIGHT_XPOS,   ED_SCROLL_RIGHT_YPOS,
1796     GADGET_ID_SCROLL_RIGHT,
1797     "scroll level editing area right"
1798   },
1799   {
1800     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
1801     ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
1802     GADGET_ID_SCROLL_LIST_UP,
1803     "scroll element list up ('Page Up')"
1804   },
1805   {
1806     ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
1807     ED_SCROLL2_DOWN_XPOS,   ED_SCROLL2_DOWN_YPOS,
1808     GADGET_ID_SCROLL_LIST_DOWN,
1809     "scroll element list down ('Page Down')"
1810   },
1811 };
1812
1813 static struct
1814 {
1815   int gd_x, gd_y;
1816   int x, y;
1817   int width, height;
1818   int type;
1819   int gadget_id;
1820   char *infotext;
1821 } scrollbar_info[ED_NUM_SCROLLBARS] =
1822 {
1823   {
1824     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1825     SX + ED_SCROLL_HORIZONTAL_XPOS,     SY + ED_SCROLL_HORIZONTAL_YPOS,
1826     ED_SCROLL_HORIZONTAL_XSIZE,         ED_SCROLL_HORIZONTAL_YSIZE,
1827     GD_TYPE_SCROLLBAR_HORIZONTAL,
1828     GADGET_ID_SCROLL_HORIZONTAL,
1829     "scroll level editing area horizontally"
1830   },
1831   {
1832     ED_SCROLLBAR_XPOS,                  ED_SCROLLBAR_YPOS,
1833     SX + ED_SCROLL_VERTICAL_XPOS,       SY + ED_SCROLL_VERTICAL_YPOS,
1834     ED_SCROLL_VERTICAL_XSIZE,           ED_SCROLL_VERTICAL_YSIZE,
1835     GD_TYPE_SCROLLBAR_VERTICAL,
1836     GADGET_ID_SCROLL_VERTICAL,
1837     "scroll level editing area vertically"
1838   },
1839   {
1840     ED_SCROLLBAR2_XPOS,                 ED_SCROLLBAR2_YPOS,
1841     DX + ED_SCROLL2_VERTICAL_XPOS,      DY + ED_SCROLL2_VERTICAL_YPOS,
1842     ED_SCROLL2_VERTICAL_XSIZE,          ED_SCROLL2_VERTICAL_YSIZE,
1843     GD_TYPE_SCROLLBAR_VERTICAL,
1844     GADGET_ID_SCROLL_LIST_VERTICAL,
1845     "scroll element list vertically"
1846   }
1847 };
1848
1849 static struct
1850 {
1851   int x, y;
1852   int gadget_id;
1853   int gadget_id_align;
1854   int radio_button_nr;
1855   int *value;
1856   int checked_value;
1857   char *text_left, *text_right, *infotext;
1858 } radiobutton_info[ED_NUM_RADIOBUTTONS] =
1859 {
1860   {
1861     -1,                                 ED_COUNTER2_YPOS(8),
1862     GADGET_ID_RANDOM_PERCENTAGE,        GADGET_ID_LEVEL_RANDOM_UP,
1863     RADIO_NR_RANDOM_ELEMENTS,
1864     &random_placement_method,           RANDOM_USE_PERCENTAGE,
1865     " ", "percentage",                  "use percentage for random elements"
1866   },
1867   {
1868     -1,                                 ED_COUNTER2_YPOS(8),
1869     GADGET_ID_RANDOM_QUANTITY,          GADGET_ID_RANDOM_PERCENTAGE,
1870     RADIO_NR_RANDOM_ELEMENTS,
1871     &random_placement_method,           RANDOM_USE_QUANTITY,
1872     " ", "quantity",                    "use quantity for random elements"
1873   }
1874 };
1875
1876 static struct
1877 {
1878   int x, y;
1879   int gadget_id;
1880   int gadget_id_align;
1881   boolean *value;
1882   char *text_left, *text_right, *infotext;
1883 } checkbutton_info[ED_NUM_CHECKBUTTONS] =
1884 {
1885   /* ---------- level and editor settings ---------------------------------- */
1886
1887   {
1888     ED_SETTINGS_XPOS(0),                ED_COUNTER_YPOS(6) - MINI_TILEY,
1889     GADGET_ID_DOUBLE_SPEED,             GADGET_ID_NONE,
1890     &level.double_speed,
1891     NULL, "double speed movement",      "set movement speed of player"
1892   },
1893   {
1894     -1,                                 ED_COUNTER_YPOS(6) - MINI_TILEY,
1895     GADGET_ID_GRAVITY,                  GADGET_ID_DOUBLE_SPEED,
1896     &level.initial_gravity,
1897     " ", "gravity",                     "set level gravity"
1898   },
1899   {
1900     ED_SETTINGS_XPOS(0),                ED_COUNTER2_YPOS(9) - MINI_TILEY,
1901     GADGET_ID_RANDOM_RESTRICTED,        GADGET_ID_NONE,
1902     &random_placement_background_restricted,
1903     NULL,
1904     "restrict random placement to:",    "set random placement restriction"
1905   },
1906
1907   /* ---------- element settings: configure (various elements) ------------- */
1908
1909   {
1910     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1911     GADGET_ID_STICK_ELEMENT,            GADGET_ID_NONE,
1912     &stick_element_properties_window,
1913     NULL,
1914     "stick this screen to edit content","stick this screen to edit content"
1915   },
1916   {
1917     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1918     GADGET_ID_EM_SLIPPERY_GEMS,         GADGET_ID_NONE,
1919     &level.em_slippery_gems,
1920     NULL,
1921     "slip down from certain flat walls","use EM style slipping behaviour"
1922   },
1923   {
1924     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1925     GADGET_ID_USE_SPRING_BUG,           GADGET_ID_NONE,
1926     &level.use_spring_bug,
1927     NULL,
1928     "use spring pushing bug",           "use odd spring pushing behaviour"
1929   },
1930   {
1931     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1932     GADGET_ID_BLOCK_LAST_FIELD,         GADGET_ID_NONE,
1933     &level.block_last_field,
1934     NULL,
1935     "block last field when moving",     "player blocks last field when moving"
1936   },
1937   {
1938     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1939     GADGET_ID_SP_BLOCK_LAST_FIELD,      GADGET_ID_NONE,
1940     &level.sp_block_last_field,
1941     NULL,
1942     "block last field when moving",     "player blocks last field when moving"
1943   },
1944   {
1945     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1946     GADGET_ID_CAN_FALL_INTO_ACID,       GADGET_ID_NONE,
1947     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1948     NULL,
1949     "can fall into acid (with gravity)","player can fall into acid pool"
1950   },
1951   {
1952     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(0),
1953     GADGET_ID_CAN_MOVE_INTO_ACID,       GADGET_ID_NONE,
1954     &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
1955     NULL,
1956     "can move into acid",               "element can move into acid pool"
1957   },
1958   {
1959     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1960     GADGET_ID_DONT_COLLIDE_WITH,        GADGET_ID_NONE,
1961     &custom_element_properties[EP_DONT_COLLIDE_WITH],
1962     NULL,
1963     "deadly when colliding with",       "element is deadly when hitting player"
1964   },
1965
1966   /* ---------- element settings: configure 1 (custom elements) ----------- */
1967
1968   {
1969     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
1970     GADGET_ID_CUSTOM_USE_GRAPHIC,       GADGET_ID_NONE,
1971     &custom_element.use_gfx_element,
1972     NULL, "use graphic of element:",    "use graphic for custom element"
1973   },
1974   {
1975     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
1976     GADGET_ID_CUSTOM_USE_TEMPLATE,      GADGET_ID_NONE,
1977     &level.use_custom_template,
1978     NULL, "use template",               "use template for custom properties"
1979   },
1980   {
1981     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(3),
1982     GADGET_ID_CUSTOM_ACCESSIBLE,        GADGET_ID_NONE,
1983     &custom_element_properties[EP_ACCESSIBLE],
1984     NULL, NULL,                         "player can walk to or pass this field"
1985   },
1986   {
1987     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(5),
1988     GADGET_ID_CUSTOM_WALK_TO_OBJECT,    GADGET_ID_NONE,
1989     &custom_element_properties[EP_WALK_TO_OBJECT],
1990     NULL, NULL,                         "player can dig/collect/push element"
1991   },
1992   {
1993     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(8),
1994     GADGET_ID_CUSTOM_CAN_MOVE,          GADGET_ID_NONE,
1995     &custom_element_properties[EP_CAN_MOVE],
1996     NULL, NULL,                         "element can move in some direction"
1997   },
1998   {
1999     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(13),
2000     GADGET_ID_CUSTOM_CAN_FALL,          GADGET_ID_NONE,
2001     &custom_element_properties[EP_CAN_FALL],
2002     NULL, "can fall",                   "element can fall down"
2003   },
2004   {
2005     -1,                                 ED_SETTINGS_YPOS(13),
2006     GADGET_ID_CUSTOM_CAN_SMASH,         GADGET_ID_CUSTOM_CAN_FALL,
2007     &custom_element_properties[EP_CAN_SMASH],
2008     " ", NULL,                          "element can smash other elements"
2009   },
2010   {
2011     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(14),
2012     GADGET_ID_CUSTOM_SLIPPERY,          GADGET_ID_NONE,
2013     &custom_element_properties[EP_SLIPPERY],
2014     NULL, NULL,                         "other elements can fall down from it"
2015   },
2016
2017   /* ---------- element settings: configure 2 (custom elements) ----------- */
2018
2019   {
2020     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2021     GADGET_ID_CUSTOM_DEADLY,            GADGET_ID_NONE,
2022     &custom_element_properties[EP_DEADLY],
2023     NULL, NULL,                         "element can kill the player"
2024   },
2025   {
2026     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(2),
2027     GADGET_ID_CUSTOM_EXPLODE_RESULT,    GADGET_ID_NONE,
2028     &custom_element_properties[EP_EXPLODE_RESULT],
2029     NULL, NULL,                         "set consistency/destructibility"
2030   },
2031   {
2032     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(3),
2033     GADGET_ID_CUSTOM_EXPLODE_FIRE,      GADGET_ID_NONE,
2034     &custom_element.can_explode_by_fire,
2035     NULL, "by fire",                    "element can explode by fire/explosion"
2036   },
2037   {
2038     -1,                                 ED_SETTINGS_YPOS(3),
2039     GADGET_ID_CUSTOM_EXPLODE_SMASH,     GADGET_ID_CUSTOM_EXPLODE_FIRE,
2040     &custom_element.can_explode_smashed,
2041     " ", "smashed",                     "element can explode when smashed"
2042   },
2043   {
2044     -1,                                 ED_SETTINGS_YPOS(3),
2045     GADGET_ID_CUSTOM_EXPLODE_IMPACT,    GADGET_ID_CUSTOM_EXPLODE_SMASH,
2046     &custom_element.can_explode_impact,
2047     " ", "impact",                      "element can explode on impact"
2048   },
2049
2050   /* ---------- element settings: advanced (custom elements) --------------- */
2051
2052   {
2053     ED_SETTINGS_XPOS(0),                ED_SETTINGS_YPOS(1),
2054     GADGET_ID_CUSTOM_CAN_CHANGE,        GADGET_ID_NONE,
2055     &custom_element_change.can_change,
2056     NULL, "element changes to:",        "element can change to other element"
2057   },
2058   {
2059     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(2),
2060     GADGET_ID_CHANGE_DELAY,             GADGET_ID_NONE,
2061     &custom_element_change_events[CE_DELAY],
2062     NULL, NULL,                         "element changes after delay"
2063   },
2064   {
2065     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(4),
2066     GADGET_ID_CHANGE_BY_DIRECT_ACT,     GADGET_ID_NONE,
2067     &custom_element_change_events[CE_BY_DIRECT_ACTION],
2068     NULL, NULL,                         "element changes by direct action"
2069   },
2070   {
2071     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(5),
2072     GADGET_ID_CHANGE_BY_OTHER_ACT,      GADGET_ID_NONE,
2073     &custom_element_change_events[CE_BY_OTHER_ACTION],
2074     NULL, NULL,                         "element changes by other element"
2075   },
2076   {
2077     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(8),
2078     GADGET_ID_CHANGE_USE_EXPLOSION,     GADGET_ID_NONE,
2079     &custom_element_change.explode,
2080     NULL, "explode instead of change",  "element explodes instead of change"
2081   },
2082   {
2083     ED_SETTINGS_XPOS(1),                ED_SETTINGS_YPOS(9),
2084     GADGET_ID_CHANGE_USE_CONTENT,       GADGET_ID_NONE,
2085     &custom_element_change.use_content,
2086     NULL, "use extended change target:","element changes to more elements"
2087   },
2088   {
2089     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(11),
2090     GADGET_ID_CHANGE_ONLY_COMPLETE,     GADGET_ID_NONE,
2091     &custom_element_change.only_complete,
2092     NULL, "replace all or nothing",     "only replace when all can be changed"
2093   },
2094   {
2095     ED_SETTINGS_XPOS(2),                ED_SETTINGS_YPOS(12),
2096     GADGET_ID_CHANGE_USE_RANDOM,        GADGET_ID_NONE,
2097     &custom_element_change.use_random_change,
2098     NULL, NULL,                         "use percentage for random replace"
2099   },
2100 };
2101
2102 static struct
2103 {
2104   int x, y;
2105   int area_xsize, area_ysize;
2106   int gadget_id;
2107   int gadget_id_align;
2108   char *text_left, *text_right, *text_below;
2109 } drawingarea_info[ED_NUM_DRAWING_AREAS] =
2110 {
2111   /* ---------- level playfield content ------------------------------------ */
2112
2113   {
2114     0, 0,
2115     MAX_ED_FIELDX, MAX_ED_FIELDY,
2116     GADGET_ID_DRAWING_LEVEL,            GADGET_ID_NONE,
2117     NULL, NULL,                         NULL
2118   },
2119
2120   /* ---------- yam yam content -------------------------------------------- */
2121
2122   {
2123     ED_AREA_YAMYAM_CONTENT_XPOS(0),     ED_AREA_YAMYAM_CONTENT_YPOS(0),
2124     3, 3,
2125     GADGET_ID_ELEMENT_CONTENT_0,        GADGET_ID_NONE,
2126     NULL, NULL,                         "1"
2127   },
2128   {
2129     ED_AREA_YAMYAM_CONTENT_XPOS(1),     ED_AREA_YAMYAM_CONTENT_YPOS(1),
2130     3, 3,
2131     GADGET_ID_ELEMENT_CONTENT_1,        GADGET_ID_NONE,
2132     NULL, NULL,                         "2"
2133   },
2134   {
2135     ED_AREA_YAMYAM_CONTENT_XPOS(2),     ED_AREA_YAMYAM_CONTENT_YPOS(2),
2136     3, 3,
2137     GADGET_ID_ELEMENT_CONTENT_2,        GADGET_ID_NONE,
2138     NULL, NULL,                         "3"
2139   },
2140   {
2141     ED_AREA_YAMYAM_CONTENT_XPOS(3),     ED_AREA_YAMYAM_CONTENT_YPOS(3),
2142     3, 3,
2143     GADGET_ID_ELEMENT_CONTENT_3,        GADGET_ID_NONE,
2144     NULL, NULL,                         "4"
2145   },
2146   {
2147     ED_AREA_YAMYAM_CONTENT_XPOS(4),     ED_AREA_YAMYAM_CONTENT_YPOS(4),
2148     3, 3,
2149     GADGET_ID_ELEMENT_CONTENT_4,        GADGET_ID_NONE,
2150     NULL, NULL,                         "5"
2151   },
2152   {
2153     ED_AREA_YAMYAM_CONTENT_XPOS(5),     ED_AREA_YAMYAM_CONTENT_YPOS(5),
2154     3, 3,
2155     GADGET_ID_ELEMENT_CONTENT_5,        GADGET_ID_NONE,
2156     NULL, NULL,                         "6"
2157   },
2158   {
2159     ED_AREA_YAMYAM_CONTENT_XPOS(6),     ED_AREA_YAMYAM_CONTENT_YPOS(6),
2160     3, 3,
2161     GADGET_ID_ELEMENT_CONTENT_6,        GADGET_ID_NONE,
2162     NULL, NULL,                         "7"
2163   },
2164   {
2165     ED_AREA_YAMYAM_CONTENT_XPOS(7),     ED_AREA_YAMYAM_CONTENT_YPOS(7),
2166     3, 3,
2167     GADGET_ID_ELEMENT_CONTENT_7,        GADGET_ID_NONE,
2168     NULL, NULL,                         "8"
2169   },
2170
2171   /* ---------- amoeba content --------------------------------------------- */
2172
2173   {
2174     ED_AREA_AMOEBA_CONTENT_XPOS,        ED_AREA_AMOEBA_CONTENT_YPOS,
2175     1, 1,
2176     GADGET_ID_AMOEBA_CONTENT,           GADGET_ID_NONE,
2177     "content:", NULL,                   NULL
2178   },
2179
2180   /* ---------- custom graphic --------------------------------------------- */
2181
2182   {
2183     -1,                                 ED_AREA_ELEM_CONTENT3_YPOS,
2184     1, 1,
2185     GADGET_ID_CUSTOM_GRAPHIC,           GADGET_ID_CUSTOM_USE_GRAPHIC,
2186     NULL, NULL,                         NULL
2187   },
2188
2189   /* ---------- custom content (when exploding) ---------------------------- */
2190
2191   {
2192     ED_AREA_ELEM_CONTENT4_XPOS,         ED_AREA_ELEM_CONTENT4_YPOS,
2193     3, 3,
2194     GADGET_ID_CUSTOM_CONTENT,           GADGET_ID_NONE, /* align three rows */
2195     "content:", NULL,                   NULL
2196   },
2197
2198   /* ---------- custom enter and leave element (when moving) --------------- */
2199
2200   {
2201     ED_SETTINGS_XPOS(1),                ED_AREA_ELEM_CONTENT4a_YPOS,
2202     1, 1,
2203     GADGET_ID_CUSTOM_MOVE_ENTER,        GADGET_ID_NONE,
2204     "can dig:", " ",                    NULL
2205   },
2206   {
2207     -1,                                 ED_AREA_ELEM_CONTENT4b_YPOS,
2208     1, 1,
2209     GADGET_ID_CUSTOM_MOVE_LEAVE,        GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
2210     NULL, NULL,                         NULL
2211   },
2212
2213   /* ---------- custom change target --------------------------------------- */
2214
2215   {
2216     -1,                                 ED_AREA_ELEM_CONTENT2_YPOS,
2217     1, 1,
2218     GADGET_ID_CUSTOM_CHANGE_TARGET,     GADGET_ID_CUSTOM_CAN_CHANGE,
2219     NULL, "after/when:",                NULL
2220   },
2221
2222   /* ---------- custom change content (extended change target) ------------- */
2223
2224   {
2225     ED_AREA_ELEM_CONTENT6_XPOS,         ED_AREA_ELEM_CONTENT6_YPOS,
2226     3, 3,
2227     GADGET_ID_CUSTOM_CHANGE_CONTENT,    GADGET_ID_NONE, /* align three rows */
2228     NULL, NULL,                         NULL
2229   },
2230
2231   /* ---------- custom change trigger (element causing change) ------------- */
2232
2233   {
2234     -1,                                 ED_AREA_ELEM_CONTENT5_YPOS,
2235     1, 1,
2236     GADGET_ID_CUSTOM_CHANGE_TRIGGER,    GADGET_ID_CHANGE_OTHER_ACTION,
2237     NULL, NULL,                         NULL
2238   },
2239
2240   /* ---------- group element content -------------------------------------- */
2241
2242   {
2243     ED_AREA_GROUP_CONTENT_XPOS,         ED_AREA_GROUP_CONTENT_YPOS,
2244     MAX_ELEMENTS_IN_GROUP, 1,
2245     GADGET_ID_GROUP_CONTENT,            GADGET_ID_NONE,
2246     "content:", NULL,                   NULL
2247   },
2248
2249   /* ---------- random background (for random painting) -------------------- */
2250
2251   {
2252     -1,                                 ED_AREA_RANDOM_BACKGROUND_YPOS,
2253     1, 1,
2254     GADGET_ID_RANDOM_BACKGROUND,        GADGET_ID_RANDOM_RESTRICTED,
2255     NULL, NULL,                         NULL
2256   },
2257 };
2258
2259
2260 /*
2261   -----------------------------------------------------------------------------
2262   some internally used variables
2263   -----------------------------------------------------------------------------
2264 */
2265
2266 /* actual size of level editor drawing area */
2267 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
2268
2269 /* actual position of level editor drawing area in level playfield */
2270 static int level_xpos = -1, level_ypos = -1;
2271
2272 #define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
2273
2274 /* drawing elements on the three mouse buttons */
2275 static int new_element1 = EL_WALL;
2276 static int new_element2 = EL_EMPTY;
2277 static int new_element3 = EL_SAND;
2278
2279 #define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
2280                                 (button) == 2 ? new_element2 : \
2281                                 (button) == 3 ? new_element3 : EL_EMPTY)
2282 #define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
2283
2284 /* forward declaration for internal use */
2285 static void ModifyEditorCounter(int, int);
2286 static void ModifyEditorCounterLimits(int, int, int);
2287 static void ModifyEditorSelectbox(int, int);
2288 static void ModifyEditorDrawingArea(int, int, int);
2289 static void ModifyEditorElementList();
2290 static void RedrawDrawingElements();
2291 static void DrawDrawingWindow();
2292 static void DrawLevelInfoWindow();
2293 static void DrawPropertiesWindow();
2294 static void UpdateCustomElementGraphicGadgets();
2295 static boolean checkPropertiesConfig(int);
2296 static void CopyLevelToUndoBuffer(int);
2297 static void HandleDrawingAreas(struct GadgetInfo *);
2298 static void HandleCounterButtons(struct GadgetInfo *);
2299 static void HandleTextInputGadgets(struct GadgetInfo *);
2300 static void HandleTextAreaGadgets(struct GadgetInfo *);
2301 static void HandleSelectboxGadgets(struct GadgetInfo *);
2302 static void HandleTextbuttonGadgets(struct GadgetInfo *);
2303 static void HandleGraphicbuttonGadgets(struct GadgetInfo *);
2304 static void HandleRadiobuttons(struct GadgetInfo *);
2305 static void HandleCheckbuttons(struct GadgetInfo *);
2306 static void HandleControlButtons(struct GadgetInfo *);
2307 static void HandleDrawingAreaInfo(struct GadgetInfo *);
2308
2309 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
2310 static int right_gadget_border[NUM_EDITOR_GADGETS];
2311
2312 static int drawing_function = GADGET_ID_SINGLE_ITEMS;
2313 static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
2314 static boolean draw_with_brush = FALSE;
2315 static int properties_element = 0;
2316
2317 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2318 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
2319 static int undo_buffer_position = 0;
2320 static int undo_buffer_steps = 0;
2321
2322 static int edit_mode;
2323 static int edit_mode_properties;
2324
2325 static int element_shift = 0;
2326
2327 static int editor_hl_boulderdash[] =
2328 {
2329   EL_CHAR('B'),
2330   EL_CHAR('O'),
2331   EL_CHAR('U'),
2332   EL_CHAR('L'),
2333
2334   EL_CHAR('-'),
2335   EL_CHAR('D'),
2336   EL_CHAR('E'),
2337   EL_CHAR('R'),
2338
2339   EL_CHAR('D'),
2340   EL_CHAR('A'),
2341   EL_CHAR('S'),
2342   EL_CHAR('H'),
2343 };
2344
2345 static int editor_el_boulderdash[] =
2346 {
2347   EL_PLAYER_1,
2348   EL_EMPTY,
2349   EL_SAND,
2350   EL_STEELWALL,
2351
2352   EL_BD_WALL,
2353   EL_BD_MAGIC_WALL,
2354   EL_EXIT_CLOSED,
2355   EL_EXIT_OPEN,
2356
2357   EL_BD_DIAMOND,
2358   EL_BD_BUTTERFLY_UP,
2359   EL_BD_FIREFLY_UP,
2360   EL_BD_ROCK,
2361
2362   EL_BD_BUTTERFLY_LEFT,
2363   EL_BD_FIREFLY_LEFT,
2364   EL_BD_BUTTERFLY_RIGHT,
2365   EL_BD_FIREFLY_RIGHT,
2366
2367   EL_BD_AMOEBA,
2368   EL_BD_BUTTERFLY_DOWN,
2369   EL_BD_FIREFLY_DOWN,
2370   EL_EMPTY,
2371 };
2372 static int *editor_hl_boulderdash_ptr = editor_hl_boulderdash;
2373 static int *editor_el_boulderdash_ptr = editor_el_boulderdash;
2374 static int num_editor_hl_boulderdash = SIZEOF_ARRAY_INT(editor_hl_boulderdash);
2375 static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
2376
2377 static int editor_hl_emerald_mine[] =
2378 {
2379   EL_CHAR('E'),
2380   EL_CHAR('M'),
2381   EL_CHAR('E'),
2382   EL_CHAR('-'),
2383
2384   EL_CHAR('R'),
2385   EL_CHAR('A'),
2386   EL_CHAR('L'),
2387   EL_CHAR('D'),
2388
2389   EL_CHAR('M'),
2390   EL_CHAR('I'),
2391   EL_CHAR('N'),
2392   EL_CHAR('E'),
2393 };
2394
2395 static int editor_el_emerald_mine[] =
2396 {
2397   EL_PLAYER_1,
2398   EL_PLAYER_2,
2399   EL_PLAYER_3,
2400   EL_PLAYER_4,
2401
2402   EL_PLAYER_1,
2403   EL_EMPTY,
2404   EL_SAND,
2405   EL_ROCK,
2406
2407   EL_STEELWALL,
2408   EL_WALL,
2409   EL_WALL_SLIPPERY,
2410   EL_MAGIC_WALL,
2411
2412   EL_EMERALD,
2413   EL_DIAMOND,
2414   EL_NUT,
2415   EL_BOMB,
2416
2417   EL_WALL_EMERALD,
2418   EL_WALL_DIAMOND,
2419   EL_QUICKSAND_EMPTY,
2420   EL_QUICKSAND_FULL,
2421
2422   EL_DYNAMITE,
2423   EL_DYNAMITE_ACTIVE,
2424   EL_EXIT_CLOSED,
2425   EL_EXIT_OPEN,
2426
2427   EL_YAMYAM,
2428   EL_BUG_UP,
2429   EL_SPACESHIP_UP,
2430   EL_ROBOT,
2431
2432   EL_BUG_LEFT,
2433   EL_SPACESHIP_LEFT,
2434   EL_BUG_RIGHT,
2435   EL_SPACESHIP_RIGHT,
2436
2437   EL_ROBOT_WHEEL,
2438   EL_BUG_DOWN,
2439   EL_SPACESHIP_DOWN,
2440   EL_INVISIBLE_WALL,
2441
2442   EL_ACID_POOL_TOPLEFT,
2443   EL_ACID,
2444   EL_ACID_POOL_TOPRIGHT,
2445   EL_EMPTY,
2446
2447   EL_ACID_POOL_BOTTOMLEFT,
2448   EL_ACID_POOL_BOTTOM,
2449   EL_ACID_POOL_BOTTOMRIGHT,
2450   EL_EMPTY,
2451
2452   EL_AMOEBA_DROP,
2453   EL_AMOEBA_DEAD,
2454   EL_AMOEBA_WET,
2455   EL_AMOEBA_DRY,
2456
2457 #if 1
2458   EL_EM_KEY_1,
2459   EL_EM_KEY_2,
2460   EL_EM_KEY_3,
2461   EL_EM_KEY_4,
2462 #else
2463   EL_EM_KEY_1_FILE,
2464   EL_EM_KEY_2_FILE,
2465   EL_EM_KEY_3_FILE,
2466   EL_EM_KEY_4_FILE,
2467 #endif
2468
2469   EL_EM_GATE_1,
2470   EL_EM_GATE_2,
2471   EL_EM_GATE_3,
2472   EL_EM_GATE_4,
2473
2474   EL_EM_GATE_1_GRAY,
2475   EL_EM_GATE_2_GRAY,
2476   EL_EM_GATE_3_GRAY,
2477   EL_EM_GATE_4_GRAY,
2478 };
2479 static int *editor_hl_emerald_mine_ptr = editor_hl_emerald_mine;
2480 static int *editor_el_emerald_mine_ptr = editor_el_emerald_mine;
2481 static int num_editor_hl_emerald_mine=SIZEOF_ARRAY_INT(editor_hl_emerald_mine);
2482 static int num_editor_el_emerald_mine=SIZEOF_ARRAY_INT(editor_el_emerald_mine);
2483
2484 static int editor_hl_more[] =
2485 {
2486   EL_CHAR('M'),
2487   EL_CHAR('O'),
2488   EL_CHAR('R'),
2489   EL_CHAR('E'),
2490 };
2491
2492 static int editor_el_more[] =
2493 {
2494   EL_KEY_1,
2495   EL_KEY_2,
2496   EL_KEY_3,
2497   EL_KEY_4,
2498
2499   EL_GATE_1,
2500   EL_GATE_2,
2501   EL_GATE_3,
2502   EL_GATE_4,
2503
2504   EL_GATE_1_GRAY,
2505   EL_GATE_2_GRAY,
2506   EL_GATE_3_GRAY,
2507   EL_GATE_4_GRAY,
2508
2509   EL_ARROW_LEFT,
2510   EL_ARROW_RIGHT,
2511   EL_ARROW_UP,
2512   EL_ARROW_DOWN,
2513
2514   EL_AMOEBA_FULL,
2515   EL_EMERALD_YELLOW,
2516   EL_EMERALD_RED,
2517   EL_EMERALD_PURPLE,
2518
2519   EL_WALL_BD_DIAMOND,
2520   EL_WALL_EMERALD_YELLOW,
2521   EL_WALL_EMERALD_RED,
2522   EL_WALL_EMERALD_PURPLE,
2523
2524   EL_GAME_OF_LIFE,
2525   EL_PACMAN_UP,
2526   EL_TIME_ORB_FULL,
2527   EL_TIME_ORB_EMPTY,
2528
2529   EL_PACMAN_LEFT,
2530   EL_DARK_YAMYAM,
2531   EL_PACMAN_RIGHT,
2532   EL_EXPANDABLE_WALL,
2533
2534   EL_BIOMAZE,
2535   EL_PACMAN_DOWN,
2536   EL_LAMP,
2537   EL_LAMP_ACTIVE,
2538
2539   EL_DYNABOMB_INCREASE_NUMBER,
2540   EL_DYNABOMB_INCREASE_SIZE,
2541   EL_DYNABOMB_INCREASE_POWER,
2542   EL_STONEBLOCK,
2543
2544   EL_MOLE,
2545   EL_PENGUIN,
2546   EL_PIG,
2547   EL_DRAGON,
2548
2549   EL_BUG,
2550   EL_MOLE_UP,
2551   EL_BD_BUTTERFLY,
2552   EL_BD_FIREFLY,
2553
2554   EL_MOLE_LEFT,
2555   EL_EMPTY,
2556   EL_MOLE_RIGHT,
2557   EL_PACMAN,
2558
2559   EL_SPACESHIP,
2560   EL_MOLE_DOWN,
2561   EL_BALLOON,
2562   EL_BALLOON_SWITCH_ANY,
2563
2564   EL_BALLOON_SWITCH_LEFT,
2565   EL_BALLOON_SWITCH_RIGHT,
2566   EL_BALLOON_SWITCH_UP,
2567   EL_BALLOON_SWITCH_DOWN,
2568
2569   EL_SATELLITE,
2570   EL_EXPANDABLE_WALL_HORIZONTAL,
2571   EL_EXPANDABLE_WALL_VERTICAL,
2572   EL_EXPANDABLE_WALL_ANY,
2573
2574   EL_INVISIBLE_STEELWALL,
2575   EL_INVISIBLE_WALL,
2576   EL_SPEED_PILL,
2577   EL_BLACK_ORB,
2578
2579   EL_EMC_STEELWALL_1,
2580   EL_EMC_WALL_1,
2581   EL_EMC_WALL_2,
2582   EL_EMC_WALL_3,
2583
2584   EL_EMC_WALL_4,
2585   EL_EMC_WALL_5,
2586   EL_EMC_WALL_6,
2587   EL_EMC_WALL_7,
2588 };
2589 static int *editor_hl_more_ptr = editor_hl_more;
2590 static int *editor_el_more_ptr = editor_el_more;
2591 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2592 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2593
2594 static int editor_hl_sokoban[] =
2595 {
2596   EL_CHAR('S'),
2597   EL_CHAR('O'),
2598   EL_CHAR('K'),
2599   EL_CHAR('O'),
2600
2601   EL_CHAR('-'),
2602   EL_CHAR('B'),
2603   EL_CHAR('A'),
2604   EL_CHAR('N'),
2605 };
2606
2607 static int editor_el_sokoban[] =
2608 {
2609   EL_SOKOBAN_OBJECT,
2610   EL_SOKOBAN_FIELD_EMPTY,
2611   EL_SOKOBAN_FIELD_FULL,
2612   EL_SOKOBAN_FIELD_PLAYER,
2613 };
2614 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2615 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2616 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2617 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2618
2619 static int editor_hl_supaplex[] =
2620 {
2621   EL_CHAR('S'),
2622   EL_CHAR('U'),
2623   EL_CHAR('P'),
2624   EL_CHAR('A'),
2625
2626   EL_CHAR('P'),
2627   EL_CHAR('L'),
2628   EL_CHAR('E'),
2629   EL_CHAR('X'),
2630 };
2631
2632 static int editor_el_supaplex[] =
2633 {
2634 #if 1
2635   EL_EMPTY,
2636 #else
2637   EL_SP_EMPTY,
2638 #endif
2639   EL_SP_ZONK,
2640   EL_SP_BASE,
2641   EL_SP_MURPHY,
2642
2643   EL_SP_INFOTRON,
2644   EL_SP_CHIP_SINGLE,
2645   EL_SP_HARDWARE_GRAY,
2646   EL_SP_EXIT_CLOSED,
2647
2648   EL_SP_DISK_ORANGE,
2649   EL_SP_PORT_RIGHT,
2650   EL_SP_PORT_DOWN,
2651   EL_SP_PORT_LEFT,
2652
2653   EL_SP_PORT_UP,
2654   EL_SP_GRAVITY_PORT_RIGHT,
2655   EL_SP_GRAVITY_PORT_DOWN,
2656   EL_SP_GRAVITY_PORT_LEFT,
2657
2658   EL_SP_GRAVITY_PORT_UP,
2659   EL_SP_SNIKSNAK,
2660   EL_SP_DISK_YELLOW,
2661   EL_SP_TERMINAL,
2662
2663   EL_SP_DISK_RED,
2664   EL_SP_PORT_VERTICAL,
2665   EL_SP_PORT_HORIZONTAL,
2666   EL_SP_PORT_ANY,
2667
2668   EL_SP_ELECTRON,
2669   EL_SP_BUGGY_BASE,
2670   EL_SP_CHIP_LEFT,
2671   EL_SP_CHIP_RIGHT,
2672
2673   EL_SP_HARDWARE_BASE_1,
2674   EL_SP_HARDWARE_GREEN,
2675   EL_SP_HARDWARE_BLUE,
2676   EL_SP_HARDWARE_RED,
2677
2678   EL_SP_HARDWARE_YELLOW,
2679   EL_SP_HARDWARE_BASE_2,
2680   EL_SP_HARDWARE_BASE_3,
2681   EL_SP_HARDWARE_BASE_4,
2682
2683   EL_SP_HARDWARE_BASE_5,
2684   EL_SP_HARDWARE_BASE_6,
2685   EL_SP_CHIP_TOP,
2686   EL_SP_CHIP_BOTTOM,
2687 };
2688 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2689 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2690 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2691 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2692
2693 static int editor_hl_diamond_caves[] =
2694 {
2695   EL_CHAR('D'),
2696   EL_CHAR('I'),
2697   EL_CHAR('A'),
2698   EL_CHAR('-'),
2699
2700   EL_CHAR('M'),
2701   EL_CHAR('O'),
2702   EL_CHAR('N'),
2703   EL_CHAR('D'),
2704
2705   EL_CHAR('C'),
2706   EL_CHAR('A'),
2707   EL_CHAR('V'),
2708   EL_CHAR('E'),
2709
2710   EL_CHAR('S'),
2711   EL_CHAR(' '),
2712   EL_CHAR('I'),
2713   EL_CHAR('I'),
2714 };
2715
2716 static int editor_el_diamond_caves[] =
2717 {
2718   EL_PEARL,
2719   EL_CRYSTAL,
2720   EL_WALL_PEARL,
2721   EL_WALL_CRYSTAL,
2722
2723   EL_CONVEYOR_BELT_1_LEFT,
2724   EL_CONVEYOR_BELT_1_MIDDLE,
2725   EL_CONVEYOR_BELT_1_RIGHT,
2726   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2727
2728   EL_CONVEYOR_BELT_2_LEFT,
2729   EL_CONVEYOR_BELT_2_MIDDLE,
2730   EL_CONVEYOR_BELT_2_RIGHT,
2731   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2732
2733   EL_CONVEYOR_BELT_3_LEFT,
2734   EL_CONVEYOR_BELT_3_MIDDLE,
2735   EL_CONVEYOR_BELT_3_RIGHT,
2736   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2737
2738   EL_CONVEYOR_BELT_4_LEFT,
2739   EL_CONVEYOR_BELT_4_MIDDLE,
2740   EL_CONVEYOR_BELT_4_RIGHT,
2741   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2742
2743   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2744   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2745   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2746   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2747
2748   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2749   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2750   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2751   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2752
2753   EL_SWITCHGATE_OPEN,
2754   EL_SWITCHGATE_CLOSED,
2755   EL_SWITCHGATE_SWITCH_UP,
2756   EL_EMPTY,
2757
2758   EL_ENVELOPE_1,
2759   EL_ENVELOPE_2,
2760   EL_ENVELOPE_3,
2761   EL_ENVELOPE_4,
2762
2763   EL_TIMEGATE_CLOSED,
2764   EL_TIMEGATE_OPEN,
2765   EL_TIMEGATE_SWITCH,
2766   EL_EMPTY,
2767
2768   EL_LANDMINE,
2769   EL_INVISIBLE_SAND,
2770   EL_STEELWALL_SLIPPERY,
2771   EL_EMPTY,
2772
2773   EL_SIGN_EXCLAMATION,
2774   EL_SIGN_STOP,
2775   EL_LIGHT_SWITCH,
2776   EL_LIGHT_SWITCH_ACTIVE,
2777
2778   EL_SHIELD_NORMAL,
2779   EL_SHIELD_DEADLY,
2780   EL_EXTRA_TIME,
2781   EL_EMPTY,
2782 };
2783 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2784 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2785 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2786 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2787
2788 static int editor_hl_dx_boulderdash[] =
2789 {
2790   EL_CHAR('D'),
2791   EL_CHAR('X'),
2792   EL_CHAR('-'),
2793   EL_CHAR(' '),
2794
2795   EL_CHAR('B'),
2796   EL_CHAR('O'),
2797   EL_CHAR('U'),
2798   EL_CHAR('L'),
2799
2800   EL_CHAR('-'),
2801   EL_CHAR('D'),
2802   EL_CHAR('E'),
2803   EL_CHAR('R'),
2804
2805   EL_CHAR('D'),
2806   EL_CHAR('A'),
2807   EL_CHAR('S'),
2808   EL_CHAR('H'),
2809 };
2810
2811 static int editor_el_dx_boulderdash[] =
2812 {
2813   EL_SPRING,
2814   EL_TUBE_RIGHT_DOWN,
2815   EL_TUBE_HORIZONTAL_DOWN,
2816   EL_TUBE_LEFT_DOWN,
2817
2818   EL_TUBE_HORIZONTAL,
2819   EL_TUBE_VERTICAL_RIGHT,
2820   EL_TUBE_ANY,
2821   EL_TUBE_VERTICAL_LEFT,
2822
2823   EL_TUBE_VERTICAL,
2824   EL_TUBE_RIGHT_UP,
2825   EL_TUBE_HORIZONTAL_UP,
2826   EL_TUBE_LEFT_UP,
2827
2828   EL_TRAP,
2829   EL_DX_SUPABOMB,
2830   EL_EMPTY,
2831   EL_EMPTY
2832 };
2833 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2834 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2835 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2836 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2837
2838 static int editor_hl_chars[] =
2839 {
2840   EL_CHAR('T'),
2841   EL_CHAR('E'),
2842   EL_CHAR('X'),
2843   EL_CHAR('T'),
2844 };
2845
2846 static int editor_el_chars[] =
2847 {
2848   EL_CHAR(' '),
2849   EL_CHAR('!'),
2850   EL_CHAR('"'),
2851   EL_CHAR('#'),
2852
2853   EL_CHAR('$'),
2854   EL_CHAR('%'),
2855   EL_CHAR('&'),
2856   EL_CHAR('\''),
2857
2858   EL_CHAR('('),
2859   EL_CHAR(')'),
2860   EL_CHAR('*'),
2861   EL_CHAR('+'),
2862
2863   EL_CHAR(','),
2864   EL_CHAR('-'),
2865   EL_CHAR('.'),
2866   EL_CHAR('/'),
2867
2868   EL_CHAR('0'),
2869   EL_CHAR('1'),
2870   EL_CHAR('2'),
2871   EL_CHAR('3'),
2872
2873   EL_CHAR('4'),
2874   EL_CHAR('5'),
2875   EL_CHAR('6'),
2876   EL_CHAR('7'),
2877
2878   EL_CHAR('8'),
2879   EL_CHAR('9'),
2880   EL_CHAR(':'),
2881   EL_CHAR(';'),
2882
2883   EL_CHAR('<'),
2884   EL_CHAR('='),
2885   EL_CHAR('>'),
2886   EL_CHAR('?'),
2887
2888   EL_CHAR('@'),
2889   EL_CHAR('A'),
2890   EL_CHAR('B'),
2891   EL_CHAR('C'),
2892
2893   EL_CHAR('D'),
2894   EL_CHAR('E'),
2895   EL_CHAR('F'),
2896   EL_CHAR('G'),
2897
2898   EL_CHAR('H'),
2899   EL_CHAR('I'),
2900   EL_CHAR('J'),
2901   EL_CHAR('K'),
2902
2903   EL_CHAR('L'),
2904   EL_CHAR('M'),
2905   EL_CHAR('N'),
2906   EL_CHAR('O'),
2907
2908   EL_CHAR('P'),
2909   EL_CHAR('Q'),
2910   EL_CHAR('R'),
2911   EL_CHAR('S'),
2912
2913   EL_CHAR('T'),
2914   EL_CHAR('U'),
2915   EL_CHAR('V'),
2916   EL_CHAR('W'),
2917
2918   EL_CHAR('X'),
2919   EL_CHAR('Y'),
2920   EL_CHAR('Z'),
2921   EL_CHAR('['),
2922
2923   EL_CHAR('\\'),
2924   EL_CHAR(']'),
2925   EL_CHAR('^'),
2926   EL_CHAR('_'),
2927
2928   EL_CHAR('©'),
2929   EL_CHAR('Ä'),
2930   EL_CHAR('Ö'),
2931   EL_CHAR('Ü'),
2932
2933   EL_CHAR('°'),
2934   EL_CHAR('®'),
2935   EL_CHAR(FONT_ASCII_CURSOR),
2936   EL_CHAR(' ')
2937 };
2938 static int *editor_hl_chars_ptr = editor_hl_chars;
2939 static int *editor_el_chars_ptr = editor_el_chars;
2940 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2941 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2942
2943 static int editor_hl_custom[] =
2944 {
2945   EL_CHAR('C'),
2946   EL_CHAR('U'),
2947   EL_CHAR('S'),
2948   EL_CHAR('-'),
2949
2950   EL_CHAR('T'),
2951   EL_CHAR('O'),
2952   EL_CHAR('M'),
2953   EL_CHAR(' '),
2954
2955   EL_CHAR('E'),
2956   EL_CHAR('L'),
2957   EL_CHAR('E'),
2958   EL_CHAR('M'),
2959
2960   EL_CHAR('E'),
2961   EL_CHAR('N'),
2962   EL_CHAR('T'),
2963   EL_CHAR('S'),
2964 };
2965
2966 static int editor_el_custom[] =
2967 {
2968   EL_CUSTOM_START + 0,
2969   EL_CUSTOM_START + 1,
2970   EL_CUSTOM_START + 2,
2971   EL_CUSTOM_START + 3,
2972
2973   EL_CUSTOM_START + 4,
2974   EL_CUSTOM_START + 5,
2975   EL_CUSTOM_START + 6,
2976   EL_CUSTOM_START + 7,
2977
2978   EL_CUSTOM_START + 8,
2979   EL_CUSTOM_START + 9,
2980   EL_CUSTOM_START + 10,
2981   EL_CUSTOM_START + 11,
2982
2983   EL_CUSTOM_START + 12,
2984   EL_CUSTOM_START + 13,
2985   EL_CUSTOM_START + 14,
2986   EL_CUSTOM_START + 15,
2987
2988   EL_CUSTOM_START + 16,
2989   EL_CUSTOM_START + 17,
2990   EL_CUSTOM_START + 18,
2991   EL_CUSTOM_START + 19,
2992
2993   EL_CUSTOM_START + 20,
2994   EL_CUSTOM_START + 21,
2995   EL_CUSTOM_START + 22,
2996   EL_CUSTOM_START + 23,
2997
2998   EL_CUSTOM_START + 24,
2999   EL_CUSTOM_START + 25,
3000   EL_CUSTOM_START + 26,
3001   EL_CUSTOM_START + 27,
3002
3003   EL_CUSTOM_START + 28,
3004   EL_CUSTOM_START + 29,
3005   EL_CUSTOM_START + 30,
3006   EL_CUSTOM_START + 31,
3007
3008   EL_CUSTOM_START + 32,
3009   EL_CUSTOM_START + 33,
3010   EL_CUSTOM_START + 34,
3011   EL_CUSTOM_START + 35,
3012
3013   EL_CUSTOM_START + 36,
3014   EL_CUSTOM_START + 37,
3015   EL_CUSTOM_START + 38,
3016   EL_CUSTOM_START + 39,
3017
3018   EL_CUSTOM_START + 40,
3019   EL_CUSTOM_START + 41,
3020   EL_CUSTOM_START + 42,
3021   EL_CUSTOM_START + 43,
3022
3023   EL_CUSTOM_START + 44,
3024   EL_CUSTOM_START + 45,
3025   EL_CUSTOM_START + 46,
3026   EL_CUSTOM_START + 47,
3027
3028   EL_CUSTOM_START + 48,
3029   EL_CUSTOM_START + 49,
3030   EL_CUSTOM_START + 50,
3031   EL_CUSTOM_START + 51,
3032
3033   EL_CUSTOM_START + 52,
3034   EL_CUSTOM_START + 53,
3035   EL_CUSTOM_START + 54,
3036   EL_CUSTOM_START + 55,
3037
3038   EL_CUSTOM_START + 56,
3039   EL_CUSTOM_START + 57,
3040   EL_CUSTOM_START + 58,
3041   EL_CUSTOM_START + 59,
3042
3043   EL_CUSTOM_START + 60,
3044   EL_CUSTOM_START + 61,
3045   EL_CUSTOM_START + 62,
3046   EL_CUSTOM_START + 63,
3047
3048   EL_CUSTOM_START + 64,
3049   EL_CUSTOM_START + 65,
3050   EL_CUSTOM_START + 66,
3051   EL_CUSTOM_START + 67,
3052
3053   EL_CUSTOM_START + 68,
3054   EL_CUSTOM_START + 69,
3055   EL_CUSTOM_START + 70,
3056   EL_CUSTOM_START + 71,
3057
3058   EL_CUSTOM_START + 72,
3059   EL_CUSTOM_START + 73,
3060   EL_CUSTOM_START + 74,
3061   EL_CUSTOM_START + 75,
3062
3063   EL_CUSTOM_START + 76,
3064   EL_CUSTOM_START + 77,
3065   EL_CUSTOM_START + 78,
3066   EL_CUSTOM_START + 79,
3067
3068   EL_CUSTOM_START + 80,
3069   EL_CUSTOM_START + 81,
3070   EL_CUSTOM_START + 82,
3071   EL_CUSTOM_START + 83,
3072
3073   EL_CUSTOM_START + 84,
3074   EL_CUSTOM_START + 85,
3075   EL_CUSTOM_START + 86,
3076   EL_CUSTOM_START + 87,
3077
3078   EL_CUSTOM_START + 88,
3079   EL_CUSTOM_START + 89,
3080   EL_CUSTOM_START + 90,
3081   EL_CUSTOM_START + 91,
3082
3083   EL_CUSTOM_START + 92,
3084   EL_CUSTOM_START + 93,
3085   EL_CUSTOM_START + 94,
3086   EL_CUSTOM_START + 95,
3087
3088   EL_CUSTOM_START + 96,
3089   EL_CUSTOM_START + 97,
3090   EL_CUSTOM_START + 98,
3091   EL_CUSTOM_START + 99,
3092
3093   EL_CUSTOM_START + 100,
3094   EL_CUSTOM_START + 101,
3095   EL_CUSTOM_START + 102,
3096   EL_CUSTOM_START + 103,
3097
3098   EL_CUSTOM_START + 104,
3099   EL_CUSTOM_START + 105,
3100   EL_CUSTOM_START + 106,
3101   EL_CUSTOM_START + 107,
3102
3103   EL_CUSTOM_START + 108,
3104   EL_CUSTOM_START + 109,
3105   EL_CUSTOM_START + 110,
3106   EL_CUSTOM_START + 111,
3107
3108   EL_CUSTOM_START + 112,
3109   EL_CUSTOM_START + 113,
3110   EL_CUSTOM_START + 114,
3111   EL_CUSTOM_START + 115,
3112
3113   EL_CUSTOM_START + 116,
3114   EL_CUSTOM_START + 117,
3115   EL_CUSTOM_START + 118,
3116   EL_CUSTOM_START + 119,
3117
3118   EL_CUSTOM_START + 120,
3119   EL_CUSTOM_START + 121,
3120   EL_CUSTOM_START + 122,
3121   EL_CUSTOM_START + 123,
3122
3123   EL_CUSTOM_START + 124,
3124   EL_CUSTOM_START + 125,
3125   EL_CUSTOM_START + 126,
3126   EL_CUSTOM_START + 127
3127 };
3128 static int *editor_hl_custom_ptr = editor_hl_custom;
3129 static int *editor_el_custom_ptr = editor_el_custom;
3130 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
3131 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
3132
3133 static int editor_hl_custom_more[] =
3134 {
3135 };
3136
3137 static int editor_el_custom_more[] =
3138 {
3139   EL_CUSTOM_START + 128,
3140   EL_CUSTOM_START + 129,
3141   EL_CUSTOM_START + 130,
3142   EL_CUSTOM_START + 131,
3143
3144   EL_CUSTOM_START + 132,
3145   EL_CUSTOM_START + 133,
3146   EL_CUSTOM_START + 134,
3147   EL_CUSTOM_START + 135,
3148
3149   EL_CUSTOM_START + 136,
3150   EL_CUSTOM_START + 137,
3151   EL_CUSTOM_START + 138,
3152   EL_CUSTOM_START + 139,
3153
3154   EL_CUSTOM_START + 140,
3155   EL_CUSTOM_START + 141,
3156   EL_CUSTOM_START + 142,
3157   EL_CUSTOM_START + 143,
3158
3159   EL_CUSTOM_START + 144,
3160   EL_CUSTOM_START + 145,
3161   EL_CUSTOM_START + 146,
3162   EL_CUSTOM_START + 147,
3163
3164   EL_CUSTOM_START + 148,
3165   EL_CUSTOM_START + 149,
3166   EL_CUSTOM_START + 150,
3167   EL_CUSTOM_START + 151,
3168
3169   EL_CUSTOM_START + 152,
3170   EL_CUSTOM_START + 153,
3171   EL_CUSTOM_START + 154,
3172   EL_CUSTOM_START + 155,
3173
3174   EL_CUSTOM_START + 156,
3175   EL_CUSTOM_START + 157,
3176   EL_CUSTOM_START + 158,
3177   EL_CUSTOM_START + 159,
3178
3179   EL_CUSTOM_START + 160,
3180   EL_CUSTOM_START + 161,
3181   EL_CUSTOM_START + 162,
3182   EL_CUSTOM_START + 163,
3183
3184   EL_CUSTOM_START + 164,
3185   EL_CUSTOM_START + 165,
3186   EL_CUSTOM_START + 166,
3187   EL_CUSTOM_START + 167,
3188
3189   EL_CUSTOM_START + 168,
3190   EL_CUSTOM_START + 169,
3191   EL_CUSTOM_START + 170,
3192   EL_CUSTOM_START + 171,
3193
3194   EL_CUSTOM_START + 172,
3195   EL_CUSTOM_START + 173,
3196   EL_CUSTOM_START + 174,
3197   EL_CUSTOM_START + 175,
3198
3199   EL_CUSTOM_START + 176,
3200   EL_CUSTOM_START + 177,
3201   EL_CUSTOM_START + 178,
3202   EL_CUSTOM_START + 179,
3203
3204   EL_CUSTOM_START + 180,
3205   EL_CUSTOM_START + 181,
3206   EL_CUSTOM_START + 182,
3207   EL_CUSTOM_START + 183,
3208
3209   EL_CUSTOM_START + 184,
3210   EL_CUSTOM_START + 185,
3211   EL_CUSTOM_START + 186,
3212   EL_CUSTOM_START + 187,
3213
3214   EL_CUSTOM_START + 188,
3215   EL_CUSTOM_START + 189,
3216   EL_CUSTOM_START + 190,
3217   EL_CUSTOM_START + 191,
3218
3219   EL_CUSTOM_START + 192,
3220   EL_CUSTOM_START + 193,
3221   EL_CUSTOM_START + 194,
3222   EL_CUSTOM_START + 195,
3223
3224   EL_CUSTOM_START + 196,
3225   EL_CUSTOM_START + 197,
3226   EL_CUSTOM_START + 198,
3227   EL_CUSTOM_START + 199,
3228
3229   EL_CUSTOM_START + 200,
3230   EL_CUSTOM_START + 201,
3231   EL_CUSTOM_START + 202,
3232   EL_CUSTOM_START + 203,
3233
3234   EL_CUSTOM_START + 204,
3235   EL_CUSTOM_START + 205,
3236   EL_CUSTOM_START + 206,
3237   EL_CUSTOM_START + 207,
3238
3239   EL_CUSTOM_START + 208,
3240   EL_CUSTOM_START + 209,
3241   EL_CUSTOM_START + 210,
3242   EL_CUSTOM_START + 211,
3243
3244   EL_CUSTOM_START + 212,
3245   EL_CUSTOM_START + 213,
3246   EL_CUSTOM_START + 214,
3247   EL_CUSTOM_START + 215,
3248
3249   EL_CUSTOM_START + 216,
3250   EL_CUSTOM_START + 217,
3251   EL_CUSTOM_START + 218,
3252   EL_CUSTOM_START + 219,
3253
3254   EL_CUSTOM_START + 220,
3255   EL_CUSTOM_START + 221,
3256   EL_CUSTOM_START + 222,
3257   EL_CUSTOM_START + 223,
3258
3259   EL_CUSTOM_START + 224,
3260   EL_CUSTOM_START + 225,
3261   EL_CUSTOM_START + 226,
3262   EL_CUSTOM_START + 227,
3263
3264   EL_CUSTOM_START + 228,
3265   EL_CUSTOM_START + 229,
3266   EL_CUSTOM_START + 230,
3267   EL_CUSTOM_START + 231,
3268
3269   EL_CUSTOM_START + 232,
3270   EL_CUSTOM_START + 233,
3271   EL_CUSTOM_START + 234,
3272   EL_CUSTOM_START + 235,
3273
3274   EL_CUSTOM_START + 236,
3275   EL_CUSTOM_START + 237,
3276   EL_CUSTOM_START + 238,
3277   EL_CUSTOM_START + 239,
3278
3279   EL_CUSTOM_START + 240,
3280   EL_CUSTOM_START + 241,
3281   EL_CUSTOM_START + 242,
3282   EL_CUSTOM_START + 243,
3283
3284   EL_CUSTOM_START + 244,
3285   EL_CUSTOM_START + 245,
3286   EL_CUSTOM_START + 246,
3287   EL_CUSTOM_START + 247,
3288
3289   EL_CUSTOM_START + 248,
3290   EL_CUSTOM_START + 249,
3291   EL_CUSTOM_START + 250,
3292   EL_CUSTOM_START + 251,
3293
3294   EL_CUSTOM_START + 252,
3295   EL_CUSTOM_START + 253,
3296   EL_CUSTOM_START + 254,
3297   EL_CUSTOM_START + 255,
3298
3299   EL_TRIGGER_ELEMENT,
3300   EL_TRIGGER_PLAYER,
3301   EL_EMPTY,
3302   EL_EMPTY
3303 };
3304 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
3305 static int *editor_el_custom_more_ptr = editor_el_custom_more;
3306 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
3307 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
3308
3309 static int editor_hl_group[] =
3310 {
3311   EL_CHAR('G'),
3312   EL_CHAR('R'),
3313   EL_CHAR('O'),
3314   EL_CHAR('U'),
3315
3316   EL_CHAR('P'),
3317   EL_CHAR(' '),
3318   EL_CHAR(' '),
3319   EL_CHAR(' '),
3320
3321   EL_CHAR('E'),
3322   EL_CHAR('L'),
3323   EL_CHAR('E'),
3324   EL_CHAR('M'),
3325
3326   EL_CHAR('E'),
3327   EL_CHAR('N'),
3328   EL_CHAR('T'),
3329   EL_CHAR('S'),
3330 };
3331
3332 static int editor_el_group[] =
3333 {
3334   EL_GROUP_START + 0,
3335   EL_GROUP_START + 1,
3336   EL_GROUP_START + 2,
3337   EL_GROUP_START + 3,
3338
3339   EL_GROUP_START + 4,
3340   EL_GROUP_START + 5,
3341   EL_GROUP_START + 6,
3342   EL_GROUP_START + 7,
3343
3344   EL_GROUP_START + 8,
3345   EL_GROUP_START + 9,
3346   EL_GROUP_START + 10,
3347   EL_GROUP_START + 11,
3348
3349   EL_GROUP_START + 12,
3350   EL_GROUP_START + 13,
3351   EL_GROUP_START + 14,
3352   EL_GROUP_START + 15
3353 };
3354 static int *editor_hl_group_ptr = editor_hl_group;
3355 static int *editor_el_group_ptr = editor_el_group;
3356 static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
3357 static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
3358
3359 static int editor_hl_group_more[] =
3360 {
3361 };
3362
3363 static int editor_el_group_more[] =
3364 {
3365   EL_GROUP_START + 16,
3366   EL_GROUP_START + 17,
3367   EL_GROUP_START + 18,
3368   EL_GROUP_START + 19,
3369
3370   EL_GROUP_START + 20,
3371   EL_GROUP_START + 21,
3372   EL_GROUP_START + 22,
3373   EL_GROUP_START + 23,
3374
3375   EL_GROUP_START + 24,
3376   EL_GROUP_START + 25,
3377   EL_GROUP_START + 26,
3378   EL_GROUP_START + 27,
3379
3380   EL_GROUP_START + 28,
3381   EL_GROUP_START + 29,
3382   EL_GROUP_START + 30,
3383   EL_GROUP_START + 31
3384 };
3385 static int *editor_hl_group_more_ptr = editor_hl_group_more;
3386 static int *editor_el_group_more_ptr = editor_el_group_more;
3387 static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
3388 static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
3389
3390 static int editor_hl_user_defined[] =
3391 {
3392   EL_CHAR('U'),
3393   EL_CHAR('S'),
3394   EL_CHAR('E'),
3395   EL_CHAR('R'),
3396
3397   EL_CHAR('D'),
3398   EL_CHAR('E'),
3399   EL_CHAR('F'),
3400   EL_CHAR('I'),
3401
3402   EL_CHAR('-'),
3403   EL_CHAR('N'),
3404   EL_CHAR('E'),
3405   EL_CHAR('D'),
3406 };
3407
3408 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
3409 static int *editor_el_user_defined_ptr = NULL;
3410 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
3411 static int num_editor_el_user_defined = 0;
3412
3413 static int editor_hl_empty[] = { };
3414 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
3415
3416 static int *editor_hl_empty_ptr = editor_hl_empty;
3417 static int *editor_el_empty_ptr = editor_el_empty;
3418 static int num_editor_hl_empty = 0;
3419 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
3420
3421 static boolean use_el_empty = FALSE;
3422
3423 static int *editor_elements = NULL;     /* dynamically allocated */
3424 static int num_editor_elements = 0;     /* dynamically determined */
3425
3426 static struct
3427 {
3428   boolean *setup_value;
3429
3430   int **headline_list;
3431   int *headline_list_size;
3432
3433   int **element_list;
3434   int *element_list_size;
3435
3436   boolean last_setup_value;
3437 }
3438 editor_elements_info[] =
3439 {
3440   {
3441     &setup.editor.el_boulderdash,
3442     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
3443     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
3444   },
3445   {
3446     &setup.editor.el_emerald_mine,
3447     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
3448     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
3449   },
3450   {
3451     &setup.editor.el_more,
3452     &editor_hl_more_ptr,                &num_editor_hl_more,
3453     &editor_el_more_ptr,                &num_editor_el_more
3454   },
3455   {
3456     &setup.editor.el_sokoban,
3457     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
3458     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
3459   },
3460   {
3461     &setup.editor.el_supaplex,
3462     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
3463     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
3464   },
3465   {
3466     &setup.editor.el_diamond_caves,
3467     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
3468     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
3469   },
3470   {
3471     &setup.editor.el_dx_boulderdash,
3472     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
3473     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
3474   },
3475   {
3476     &setup.editor.el_chars,
3477     &editor_hl_chars_ptr,               &num_editor_hl_chars,
3478     &editor_el_chars_ptr,               &num_editor_el_chars
3479   },
3480   {
3481     &setup.editor.el_custom,
3482     &editor_hl_custom_ptr,              &num_editor_hl_custom,
3483     &editor_el_custom_ptr,              &num_editor_el_custom
3484   },
3485   {
3486     &setup.editor.el_custom_more,
3487     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3488     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3489   },
3490   {
3491     &setup.editor.el_custom,
3492     &editor_hl_group_ptr,               &num_editor_hl_group,
3493     &editor_el_group_ptr,               &num_editor_el_group
3494   },
3495   {
3496     &setup.editor.el_custom_more,
3497     &editor_hl_group_more_ptr,          &num_editor_hl_group_more,
3498     &editor_el_group_more_ptr,          &num_editor_el_group_more
3499   },
3500   {
3501     &setup.editor.el_user_defined,
3502     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3503     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3504   },
3505   {
3506     &use_el_empty,
3507     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3508     &editor_el_empty_ptr,               &num_editor_el_empty,
3509   },
3510   {
3511     NULL,
3512     NULL,                               NULL,
3513     NULL,                               NULL
3514   }
3515 };
3516
3517 #if 0
3518
3519 static struct
3520 {
3521   short element;
3522   short element_mapped;
3523 }
3524 forum_sketch_element_mapping[] =
3525 {
3526   { EL_WALL_SLIPPERY,                   EL_WALL                 },
3527   { EL_EXPANDABLE_WALL,                 EL_WALL                 },
3528   { EL_EXPANDABLE_WALL_HORIZONTAL,      EL_WALL                 },
3529   { EL_EXPANDABLE_WALL_VERTICAL,        EL_WALL                 },
3530   { EL_EXPANDABLE_WALL_ANY,             EL_WALL                 },
3531   { EL_WALL_EMERALD,                    EL_WALL                 },
3532   { EL_WALL_DIAMOND,                    EL_WALL                 },
3533   { EL_WALL_BD_DIAMOND,                 EL_WALL                 },
3534   { EL_WALL_EMERALD_YELLOW,             EL_WALL                 },
3535   { EL_WALL_EMERALD_RED,                EL_WALL                 },
3536   { EL_WALL_EMERALD_PURPLE,             EL_WALL                 },
3537   { EL_ACID_POOL_TOPLEFT,               EL_WALL                 },
3538   { EL_ACID_POOL_TOPRIGHT,              EL_WALL                 },
3539   { EL_ACID_POOL_BOTTOMLEFT,            EL_WALL                 },
3540   { EL_ACID_POOL_BOTTOM,                EL_WALL                 },
3541   { EL_ACID_POOL_BOTTOMRIGHT,           EL_WALL                 },
3542   { EL_BD_WALL,                         EL_WALL                 },
3543
3544   { EL_BD_ROCK,                         EL_ROCK                 },
3545
3546   { EL_SP_ZONK,                         EL_ROCK                 },
3547   { EL_SP_BASE,                         EL_SAND                 },
3548   { EL_SP_MURPHY,                       EL_PLAYER_1             },
3549   { EL_SP_INFOTRON,                     EL_EMERALD              },
3550   { EL_SP_HARDWARE_GRAY,                EL_STEELWALL            },
3551   { EL_SP_EXIT_CLOSED,                  EL_EXIT_OPEN            },
3552   { EL_SP_DISK_ORANGE,                  EL_BOMB                 },
3553   { EL_SP_DISK_RED,                     EL_BOMB                 },
3554   { EL_SP_DISK_YELLOW,                  EL_BOMB                 },
3555   { EL_SP_PORT_RIGHT,                   EL_GATE_1_GRAY          },
3556   { EL_SP_PORT_DOWN,                    EL_GATE_1_GRAY          },
3557   { EL_SP_PORT_LEFT,                    EL_GATE_1_GRAY          },
3558   { EL_SP_PORT_UP,                      EL_GATE_1_GRAY          },
3559   { EL_SP_GRAVITY_PORT_RIGHT,           EL_GATE_1_GRAY          },
3560   { EL_SP_GRAVITY_PORT_DOWN,            EL_GATE_1_GRAY          },
3561   { EL_SP_GRAVITY_PORT_LEFT,            EL_GATE_1_GRAY          },
3562   { EL_SP_GRAVITY_PORT_UP,              EL_GATE_1_GRAY          },
3563   { EL_SP_PORT_VERTICAL,                EL_GATE_1_GRAY          },
3564   { EL_SP_PORT_HORIZONTAL,              EL_GATE_1_GRAY          },
3565   { EL_SP_PORT_ANY,                     EL_GATE_1_GRAY          },
3566   { EL_SP_SNIKSNAK,                     EL_BUG                  },
3567   { EL_SP_ELECTRON,                     EL_SPACESHIP            },
3568   { EL_SP_CHIP_SINGLE,                  EL_WALL                 },
3569   { EL_SP_CHIP_LEFT,                    EL_WALL                 },
3570   { EL_SP_CHIP_RIGHT,                   EL_WALL                 },
3571   { EL_SP_CHIP_TOP,                     EL_WALL                 },
3572   { EL_SP_CHIP_BOTTOM,                  EL_WALL                 },
3573   { EL_SP_HARDWARE_BASE_1,              EL_STEELWALL            },
3574   { EL_SP_HARDWARE_GREEN,               EL_STEELWALL            },
3575   { EL_SP_HARDWARE_BLUE,                EL_STEELWALL            },
3576   { EL_SP_HARDWARE_RED,                 EL_STEELWALL            },
3577   { EL_SP_HARDWARE_YELLOW,              EL_STEELWALL            },
3578   { EL_SP_HARDWARE_BASE_2,              EL_STEELWALL            },
3579   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3580   { EL_SP_HARDWARE_BASE_3,              EL_STEELWALL            },
3581   { EL_SP_HARDWARE_BASE_4,              EL_STEELWALL            },
3582   { EL_SP_HARDWARE_BASE_5,              EL_STEELWALL            },
3583   { EL_SP_HARDWARE_BASE_6,              EL_STEELWALL            },
3584
3585   { EL_STEELWALL_SLIPPERY,              EL_STEELWALL            },
3586
3587   { EL_EXIT_CLOSED,                     EL_EXIT_OPEN            },
3588
3589   { EL_DIAMOND,                         EL_EMERALD              },
3590   { EL_BD_DIAMOND,                      EL_EMERALD              },
3591   { EL_EMERALD_YELLOW,                  EL_EMERALD              },
3592   { EL_EMERALD_RED,                     EL_EMERALD              },
3593   { EL_EMERALD_PURPLE,                  EL_EMERALD              },
3594
3595   { EL_AMOEBA_DEAD,                     EL_AMOEBA               },
3596   { EL_AMOEBA_DROP,                     EL_AMOEBA               },
3597   { EL_AMOEBA_WET,                      EL_AMOEBA               },
3598   { EL_AMOEBA_DRY,                      EL_AMOEBA               },
3599   { EL_AMOEBA_FULL,                     EL_AMOEBA               },
3600   { EL_BD_AMOEBA,                       EL_AMOEBA               },
3601   { EL_AMOEBA_TO_DIAMOND,               EL_AMOEBA               },
3602
3603   { EL_DYNAMITE_ACTIVE,                 EL_DYNAMITE             },
3604
3605   { EL_GATE_2_GRAY,                     EL_GATE_1_GRAY          },
3606   { EL_GATE_3_GRAY,                     EL_GATE_1_GRAY          },
3607   { EL_GATE_4_GRAY,                     EL_GATE_1_GRAY          },
3608
3609   { EL_EM_KEY_1,                        EL_KEY_1                },
3610   { EL_EM_KEY_2,                        EL_KEY_2                },
3611   { EL_EM_KEY_3,                        EL_KEY_3                },
3612   { EL_EM_KEY_4,                        EL_KEY_4                },
3613
3614   { EL_EM_GATE_1,                       EL_GATE_1               },
3615   { EL_EM_GATE_2,                       EL_GATE_2               },
3616   { EL_EM_GATE_3,                       EL_GATE_3               },
3617   { EL_EM_GATE_4,                       EL_GATE_4               },
3618
3619   { EL_EM_GATE_1_GRAY,                  EL_GATE_1_GRAY          },
3620   { EL_EM_GATE_2_GRAY,                  EL_GATE_1_GRAY          },
3621   { EL_EM_GATE_3_GRAY,                  EL_GATE_1_GRAY          },
3622   { EL_EM_GATE_4_GRAY,                  EL_GATE_1_GRAY          },
3623
3624   { EL_INVISIBLE_SAND,                  EL_EMPTY                },
3625   { EL_INVISIBLE_WALL,                  EL_EMPTY                },
3626   { EL_INVISIBLE_STEELWALL,             EL_EMPTY                },
3627
3628   { EL_PACMAN,                          EL_YAMYAM               },
3629   { EL_DARK_YAMYAM,                     EL_YAMYAM               },
3630
3631   { EL_BD_MAGIC_WALL,                   EL_MAGIC_WALL           },
3632
3633   { EL_DYNABOMB_INCREASE_NUMBER,        EL_BOMB                 },
3634   { EL_DYNABOMB_INCREASE_SIZE,          EL_BOMB                 },
3635   { EL_DYNABOMB_INCREASE_POWER,         EL_BOMB                 },
3636   { EL_BLACK_ORB,                       EL_BOMB                 },
3637   { EL_DX_SUPABOMB,                     EL_BOMB                 },
3638
3639   { EL_SOKOBAN_OBJECT,                  EL_KEY_1                },
3640   { EL_SOKOBAN_FIELD_EMPTY,             EL_GATE_1_GRAY          },
3641   { EL_SOKOBAN_FIELD_FULL,              EL_GATE_1               },
3642   { EL_SOKOBAN_FIELD_PLAYER,            EL_PLAYER_1             },
3643
3644   { EL_BD_BUTTERFLY_RIGHT,              EL_BD_BUTTERFLY         },
3645   { EL_BD_BUTTERFLY_UP,                 EL_BD_BUTTERFLY         },
3646   { EL_BD_BUTTERFLY_LEFT,               EL_BD_BUTTERFLY         },
3647   { EL_BD_BUTTERFLY_DOWN,               EL_BD_BUTTERFLY         },
3648
3649   { EL_BD_FIREFLY_RIGHT,                EL_BD_FIREFLY           },
3650   { EL_BD_FIREFLY_UP,                   EL_BD_FIREFLY           },
3651   { EL_BD_FIREFLY_LEFT,                 EL_BD_FIREFLY           },
3652   { EL_BD_FIREFLY_DOWN,                 EL_BD_FIREFLY           },
3653
3654   { EL_PLAYER_2,                        EL_PLAYER_1             },
3655   { EL_PLAYER_3,                        EL_PLAYER_1             },
3656   { EL_PLAYER_4,                        EL_PLAYER_1             },
3657
3658   { EL_BUG_RIGHT,                       EL_BUG                  },
3659   { EL_BUG_UP,                          EL_BUG                  },
3660   { EL_BUG_LEFT,                        EL_BUG                  },
3661   { EL_BUG_DOWN,                        EL_BUG                  },
3662
3663   { EL_SPACESHIP_RIGHT,                 EL_SPACESHIP            },
3664   { EL_SPACESHIP_UP,                    EL_SPACESHIP            },
3665   { EL_SPACESHIP_LEFT,                  EL_SPACESHIP            },
3666   { EL_SPACESHIP_DOWN,                  EL_SPACESHIP            },
3667
3668   { EL_PACMAN_RIGHT,                    EL_YAMYAM               },
3669   { EL_PACMAN_UP,                       EL_YAMYAM               },
3670   { EL_PACMAN_LEFT,                     EL_YAMYAM               },
3671   { EL_PACMAN_DOWN,                     EL_YAMYAM               },
3672
3673   { -1,                                 -1                      }
3674 };
3675
3676 static struct
3677 {
3678   short element;
3679   char *element_string;
3680 }
3681 forum_sketch_element_strings[] =
3682 {
3683   { EL_PLAYER_1,                "p" },
3684   { EL_EMPTY,                   "_" },
3685   { EL_SAND,                    "s" },
3686   { EL_ROCK,                    "b" },
3687   { EL_EMERALD,                 "e" },
3688   { EL_BUG,                     "u" },
3689   { EL_SPACESHIP,               "h" },
3690   { EL_BD_FIREFLY,              "f" },
3691   { EL_BD_BUTTERFLY,            "b" },
3692   { EL_AMOEBA,                  "a" },
3693   { EL_YAMYAM,                  "y" },
3694   { EL_WALL,                    "w" },
3695   { EL_STEELWALL,               "t" },
3696   { EL_MAGIC_WALL,              "m" },
3697   { EL_EXIT_OPEN,               "x" },
3698   { EL_DYNAMITE,                "d" },
3699   { EL_KEY_1,                   "1" },
3700   { EL_KEY_2,                   "2" },
3701   { EL_KEY_3,                   "3" },
3702   { EL_KEY_4,                   "4" },
3703   { EL_GATE_1,                  "5" },
3704   { EL_GATE_2,                  "6" },
3705   { EL_GATE_3,                  "7" },
3706   { EL_GATE_4,                  "8" },
3707   { EL_GATE_1_GRAY,             "9" },
3708   { EL_BOMB,                    "@" },
3709   { EL_ROBOT,                   "r" },
3710   { EL_ROBOT_WHEEL,             "0" },
3711   { EL_NUT,                     "n" },
3712   { EL_CUSTOM_1,                "c" },
3713   { EL_CHAR_QUESTION,           "?" },
3714
3715   { -1,                         NULL }
3716 };
3717
3718 #endif
3719
3720
3721 /*
3722   -----------------------------------------------------------------------------
3723   functions
3724   -----------------------------------------------------------------------------
3725 */
3726
3727 static int getMaxInfoTextLength()
3728 {
3729   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3730 }
3731
3732 static int getTextWidthForGadget(char *text)
3733 {
3734   if (text == NULL)
3735     return 0;
3736
3737   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3738 }
3739
3740 static int getTextWidthForDrawingArea(char *text)
3741 {
3742   if (text == NULL)
3743     return 0;
3744
3745   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3746 }
3747
3748 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3749 {
3750   return (gi->x + gi->width + getTextWidthForGadget(text));
3751 }
3752
3753 static char *getElementInfoText(int element)
3754 {
3755   char *info_text = NULL;
3756
3757   if (element < NUM_FILE_ELEMENTS)
3758   {
3759     if (strlen(element_info[element].description) > 0)
3760       info_text = element_info[element].description;
3761     else if (element_info[element].custom_description != NULL)
3762       info_text = element_info[element].custom_description;
3763     else if (element_info[element].editor_description != NULL)
3764       info_text = element_info[element].editor_description;
3765   }
3766
3767   if (info_text == NULL)
3768     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3769
3770   return info_text;
3771 }
3772
3773 static void ReinitializeElementList()
3774 {
3775   static boolean initialized = FALSE;
3776   int pos = 0;
3777   int i, j;
3778
3779   checked_free(editor_elements);
3780
3781   if (!initialized)
3782   {
3783     /* initialize optional user defined element list */
3784     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3785                                      &num_editor_el_user_defined);
3786
3787     /* initialize list of empty elements (used for padding, if needed) */
3788     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3789       editor_el_empty[i] = EL_EMPTY;
3790
3791     /* do some sanity checks for each element from element list */
3792     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3793     {
3794       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3795       {
3796         int element = (*editor_elements_info[i].element_list)[j];
3797
3798         if (element >= NUM_FILE_ELEMENTS)
3799           Error(ERR_WARN, "editor element %d is runtime element", element);
3800
3801         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3802           Error(ERR_WARN, "no element description for element %d", element);
3803       }
3804     }
3805
3806     initialized = TRUE;
3807   }
3808
3809   num_editor_elements = 0;
3810   use_el_empty = FALSE;
3811
3812   /* determine size of element list */
3813   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3814   {
3815     if (*editor_elements_info[i].setup_value)
3816     {
3817       if (setup.editor.el_headlines)
3818         num_editor_elements += *editor_elements_info[i].headline_list_size;
3819
3820       num_editor_elements += *editor_elements_info[i].element_list_size;
3821     }
3822   }
3823
3824   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3825   {
3826     /* offer at least as many elements as element buttons exist */
3827     use_el_empty = TRUE;
3828     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3829
3830     num_editor_elements += num_editor_el_empty;
3831   }
3832
3833   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3834
3835   /* fill element list */
3836   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3837   {
3838     if (*editor_elements_info[i].setup_value)
3839     {
3840       if (setup.editor.el_headlines)
3841         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3842           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3843
3844       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3845         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3846     }
3847   }
3848
3849   /* correct position of element list scrollbar */
3850   if (element_shift < 0)
3851     element_shift = 0;
3852   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3853     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3854 }
3855
3856 void PrintEditorElementList()
3857 {
3858   boolean *stop = &setup.editor.el_user_defined;
3859   int i, j;
3860
3861   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3862   {
3863     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3864     {
3865       int element = (*editor_elements_info[i].headline_list)[j];
3866
3867       printf("# %s\n", element_info[element].token_name);
3868     }
3869
3870     if (j > 0)
3871       printf("#\n");
3872
3873     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3874     {
3875       int element = (*editor_elements_info[i].element_list)[j];
3876
3877       printf("# %s\n", element_info[element].token_name);
3878     }
3879
3880     if (j > 0)
3881       printf("#\n");
3882   }
3883 }
3884
3885 static void ReinitializeElementListButtons()
3886 {
3887   static boolean last_setup_value_headlines = FALSE;
3888   static boolean initialization_needed = TRUE;
3889   int i;
3890
3891   if (!initialization_needed)   /* check if editor element setup has changed */
3892   {
3893     if (last_setup_value_headlines != setup.editor.el_headlines)
3894       initialization_needed = TRUE;
3895
3896     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3897       if (editor_elements_info[i].last_setup_value !=
3898           *editor_elements_info[i].setup_value)
3899         initialization_needed = TRUE;
3900   }
3901
3902   if (!initialization_needed)
3903     return;
3904
3905   FreeLevelEditorGadgets();
3906   CreateLevelEditorGadgets();
3907
3908   /* store current setup values for next invocation of this function */
3909   last_setup_value_headlines = setup.editor.el_headlines;
3910   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3911     editor_elements_info[i].last_setup_value =
3912       *editor_elements_info[i].setup_value;
3913
3914   initialization_needed = FALSE;
3915 }
3916
3917 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3918                               boolean input)
3919 {
3920   int border_graphic =
3921     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3922   Bitmap *src_bitmap;
3923   int src_x, src_y;
3924   int num_mini_tilex = width  / MINI_TILEX + 1;
3925   int num_mini_tiley = height / MINI_TILEY + 1;
3926   int x, y;
3927
3928   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3929
3930   for (y = 0; y < num_mini_tiley; y++)
3931     for (x = 0; x < num_mini_tilex; x++)
3932       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3933                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3934                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3935
3936   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3937 }
3938
3939 static void DrawDrawingArea(int id)
3940 {
3941   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3942   int x, y;
3943
3944   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3945     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3946                        el2edimg(random_placement_background_element));
3947   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3948     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3949   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3950     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3951                        el2edimg(custom_element.gfx_element));
3952   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3953     for (y = 0; y < 3; y++)
3954       for (x = 0; x < 3; x++)
3955         DrawMiniGraphicExt(drawto,
3956                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3957                            el2edimg(custom_element.content[x][y]));
3958   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
3959     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3960                        el2edimg(custom_element.move_enter_element));
3961   else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
3962     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3963                        el2edimg(custom_element.move_leave_element));
3964   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3965     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3966                        el2edimg(custom_element_change.target_element));
3967   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3968     for (y = 0; y < 3; y++)
3969       for (x = 0; x < 3; x++)
3970         DrawMiniGraphicExt(drawto,
3971                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3972                            el2edimg(custom_element_change.content[x][y]));
3973   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3974     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3975                        el2edimg(custom_element_change.trigger_element));
3976   else if (id == ED_DRAWING_ID_GROUP_CONTENT)
3977     for (x = 0; x < group_element_info.num_elements; x++)
3978       DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
3979                          el2edimg(group_element_info.element[x]));
3980   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3981            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3982   {
3983     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3984
3985     for (y = 0; y < 3; y++)
3986       for (x = 0; x < 3; x++)
3987         DrawMiniGraphicExt(drawto,
3988                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3989                            el2edimg(level.yamyam_content[nr][x][y]));
3990   }
3991 }
3992
3993 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3994 {
3995   int x,y;
3996   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3997   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3998
3999   BlitBitmap(drawto, drawto,
4000              SX + (dx == -1 ? MINI_TILEX : 0),
4001              SY + (dy == -1 ? MINI_TILEY : 0),
4002              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
4003              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
4004              SX + (dx == +1 ? MINI_TILEX : 0),
4005              SY + (dy == +1 ? MINI_TILEY : 0));
4006   if (dx)
4007   {
4008     x = (dx == 1 ? 0 : ed_fieldx - 1);
4009     for (y = 0; y < ed_fieldy; y++)
4010       DrawMiniElementOrWall(x, y, from_x, from_y);
4011   }
4012   else if (dy)
4013   {
4014     y = (dy == 1 ? 0 : ed_fieldy - 1);
4015     for (x = 0; x < ed_fieldx; x++)
4016       DrawMiniElementOrWall(x, y, from_x, from_y);
4017   }
4018
4019   redraw_mask |= REDRAW_FIELD;
4020   BackToFront();
4021 }
4022
4023 static void CreateControlButtons()
4024 {
4025   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4026   struct GadgetInfo *gi;
4027   unsigned long event_mask;
4028   int i;
4029
4030   /* create toolbox buttons */
4031   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4032   {
4033     int id = i;
4034     int width, height;
4035     int gd_xoffset, gd_yoffset;
4036     int gd_x1, gd_x2, gd_y1, gd_y2;
4037     int button_type;
4038     int radio_button_nr;
4039     boolean checked;
4040
4041     if (id == GADGET_ID_SINGLE_ITEMS ||
4042         id == GADGET_ID_CONNECTED_ITEMS ||
4043         id == GADGET_ID_LINE ||
4044         id == GADGET_ID_ARC ||
4045         id == GADGET_ID_TEXT ||
4046         id == GADGET_ID_RECTANGLE ||
4047         id == GADGET_ID_FILLED_BOX ||
4048         id == GADGET_ID_FLOOD_FILL ||
4049         id == GADGET_ID_GRAB_BRUSH ||
4050         id == GADGET_ID_PICK_ELEMENT ||
4051         id == GADGET_ID_CUSTOM_COPY_FROM ||
4052         id == GADGET_ID_CUSTOM_COPY_TO ||
4053         id == GADGET_ID_CUSTOM_EXCHANGE)
4054     {
4055       button_type = GD_TYPE_RADIO_BUTTON;
4056       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
4057       checked = (id == drawing_function ? TRUE : FALSE);
4058       event_mask = GD_EVENT_PRESSED;
4059     }
4060     else
4061     {
4062       button_type = GD_TYPE_NORMAL_BUTTON;
4063       radio_button_nr = RADIO_NR_NONE;
4064       checked = FALSE;
4065
4066       if (id == GADGET_ID_WRAP_LEFT ||
4067           id == GADGET_ID_WRAP_RIGHT ||
4068           id == GADGET_ID_WRAP_UP ||
4069           id == GADGET_ID_WRAP_DOWN)
4070         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4071       else
4072         event_mask = GD_EVENT_RELEASED;
4073     }
4074
4075     if (id < ED_NUM_CTRL1_BUTTONS)
4076     {
4077       int x = i % ED_CTRL1_BUTTONS_HORIZ;
4078       int y = i / ED_CTRL1_BUTTONS_HORIZ;
4079
4080       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
4081       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
4082       width = ED_CTRL1_BUTTON_XSIZE;
4083       height = ED_CTRL1_BUTTON_YSIZE;
4084
4085       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4086       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4087       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
4088       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4089     }
4090     else if (id < ED_NUM_CTRL1_2_BUTTONS)
4091     {
4092       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
4093       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
4094
4095       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
4096       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
4097       width = ED_CTRL2_BUTTON_XSIZE;
4098       height = ED_CTRL2_BUTTON_YSIZE;
4099
4100       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
4101       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
4102       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
4103       gd_y2 = 0;        /* no alternative graphic for these buttons */
4104     }
4105     else
4106     {
4107       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
4108       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
4109
4110       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
4111       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
4112       width = ED_CTRL3_BUTTON_XSIZE;
4113       height = ED_CTRL3_BUTTON_YSIZE;
4114
4115       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
4116       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
4117       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
4118       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
4119     }
4120
4121     gi = CreateGadget(GDI_CUSTOM_ID, id,
4122                       GDI_CUSTOM_TYPE_ID, i,
4123                       GDI_INFO_TEXT, control_info[i].text,
4124                       GDI_X, EX + gd_xoffset,
4125                       GDI_Y, EY + gd_yoffset,
4126                       GDI_WIDTH, width,
4127                       GDI_HEIGHT, height,
4128                       GDI_TYPE, button_type,
4129                       GDI_STATE, GD_BUTTON_UNPRESSED,
4130                       GDI_RADIO_NR, radio_button_nr,
4131                       GDI_CHECKED, checked,
4132                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4133                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4134                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4135                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4136                       GDI_EVENT_MASK, event_mask,
4137                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4138                       GDI_CALLBACK_ACTION, HandleControlButtons,
4139                       GDI_END);
4140
4141     if (gi == NULL)
4142       Error(ERR_EXIT, "cannot create gadget");
4143
4144     level_editor_gadget[id] = gi;
4145   }
4146
4147   /* create buttons for scrolling of drawing area and element list */
4148   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
4149   {
4150     int id = scrollbutton_info[i].gadget_id;
4151     int x, y, width, height;
4152     int gd_x1, gd_x2, gd_y1, gd_y2;
4153
4154     x = scrollbutton_info[i].x;
4155     y = scrollbutton_info[i].y;
4156
4157     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4158
4159     if (id == GADGET_ID_SCROLL_LIST_UP ||
4160         id == GADGET_ID_SCROLL_LIST_DOWN)
4161     {
4162       x += DX;
4163       y += DY;
4164       width = ED_SCROLLBUTTON2_XSIZE;
4165       height = ED_SCROLLBUTTON2_YSIZE;
4166       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4167       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4168       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
4169       gd_y2 = gd_y1;
4170     }
4171     else
4172     {
4173       x += SX;
4174       y += SY;
4175       width = ED_SCROLLBUTTON_XSIZE;
4176       height = ED_SCROLLBUTTON_YSIZE;
4177       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
4178       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
4179       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4180       gd_y2 = gd_y1;
4181     }
4182
4183     gi = CreateGadget(GDI_CUSTOM_ID, id,
4184                       GDI_CUSTOM_TYPE_ID, i,
4185                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
4186                       GDI_X, x,
4187                       GDI_Y, y,
4188                       GDI_WIDTH, width,
4189                       GDI_HEIGHT, height,
4190                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4191                       GDI_STATE, GD_BUTTON_UNPRESSED,
4192                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4193                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4194                       GDI_EVENT_MASK, event_mask,
4195                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4196                       GDI_CALLBACK_ACTION, HandleControlButtons,
4197                       GDI_END);
4198
4199     if (gi == NULL)
4200       Error(ERR_EXIT, "cannot create gadget");
4201
4202     level_editor_gadget[id] = gi;
4203   }
4204
4205   /* create buttons for element list */
4206   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4207   {
4208     Bitmap *deco_bitmap;
4209     int deco_x, deco_y, deco_xpos, deco_ypos;
4210     int gd_xoffset, gd_yoffset;
4211     int gd_x1, gd_x2, gd_y;
4212     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
4213     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
4214     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
4215     int element = editor_elements[i];
4216
4217     event_mask = GD_EVENT_RELEASED;
4218
4219     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
4220     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
4221
4222     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
4223     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
4224     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
4225
4226     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
4227     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
4228     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
4229
4230     gi = CreateGadget(GDI_CUSTOM_ID, id,
4231                       GDI_CUSTOM_TYPE_ID, i,
4232                       GDI_INFO_TEXT, getElementInfoText(element),
4233                       GDI_X, DX + gd_xoffset,
4234                       GDI_Y, DY + gd_yoffset,
4235                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
4236                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
4237                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4238                       GDI_STATE, GD_BUTTON_UNPRESSED,
4239                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4240                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4241                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
4242                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
4243                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
4244                       GDI_DECORATION_SHIFTING, 1, 1,
4245                       GDI_EVENT_MASK, event_mask,
4246                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4247                       GDI_CALLBACK_ACTION, HandleControlButtons,
4248                       GDI_END);
4249
4250     if (gi == NULL)
4251       Error(ERR_EXIT, "cannot create gadget");
4252
4253     level_editor_gadget[id] = gi;
4254   }
4255 }
4256
4257 static void CreateCounterButtons()
4258 {
4259   int max_infotext_len = getMaxInfoTextLength();
4260   int i;
4261
4262   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
4263   {
4264     int j;
4265     int x = SX + counterbutton_info[i].x;       /* down count button */
4266     int y = SY + counterbutton_info[i].y;
4267
4268     /* determine horizontal position to the right of specified gadget */
4269     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4270       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
4271            ED_GADGET_TEXT_DISTANCE);
4272
4273     /* determine horizontal offset for leading text */
4274     if (counterbutton_info[i].text_left != NULL)
4275       x += getTextWidthForGadget(counterbutton_info[i].text_left);
4276
4277     for (j = 0; j < 2; j++)
4278     {
4279       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4280       struct GadgetInfo *gi;
4281       int id = (j == 0 ?
4282                 counterbutton_info[i].gadget_id_down :
4283                 counterbutton_info[i].gadget_id_up);
4284       int gd_xoffset;
4285       int gd_x, gd_x1, gd_x2, gd_y;
4286       int x_size, y_size;
4287       unsigned long event_mask;
4288       char infotext[max_infotext_len + 1];
4289
4290       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4291
4292       if (i == ED_COUNTER_ID_SELECT_LEVEL)
4293       {
4294         int sid = (j == 0 ?
4295                    ED_SCROLLBUTTON_ID_AREA_LEFT :
4296                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
4297
4298         event_mask |= GD_EVENT_RELEASED;
4299
4300         if (j == 1)
4301           x += 2 * ED_GADGET_DISTANCE;
4302         y += ED_GADGET_DISTANCE;
4303
4304         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
4305         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
4306         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
4307         x_size = ED_SCROLLBUTTON_XSIZE;
4308         y_size = ED_SCROLLBUTTON_YSIZE;
4309       }
4310       else
4311       {
4312         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
4313         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
4314         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
4315         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
4316         x_size = ED_BUTTON_COUNT_XSIZE;
4317         y_size = ED_BUTTON_COUNT_YSIZE;
4318       }
4319
4320       sprintf(infotext, "%s counter value by 1, 5 or 10",
4321               (j == 0 ? "decrease" : "increase"));
4322
4323       gi = CreateGadget(GDI_CUSTOM_ID, id,
4324                         GDI_CUSTOM_TYPE_ID, i,
4325                         GDI_INFO_TEXT, infotext,
4326                         GDI_X, x,
4327                         GDI_Y, y,
4328                         GDI_WIDTH, x_size,
4329                         GDI_HEIGHT, y_size,
4330                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4331                         GDI_STATE, GD_BUTTON_UNPRESSED,
4332                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4333                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4334                         GDI_EVENT_MASK, event_mask,
4335                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4336                         GDI_CALLBACK_ACTION, HandleCounterButtons,
4337                         GDI_END);
4338
4339       if (gi == NULL)
4340         Error(ERR_EXIT, "cannot create gadget");
4341
4342       level_editor_gadget[id] = gi;
4343       right_gadget_border[id] =
4344         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4345
4346       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
4347
4348       if (j == 0)
4349       {
4350         int font_type = FONT_INPUT_1;
4351         int font_type_active = FONT_INPUT_1_ACTIVE;
4352         int gd_width = ED_WIN_COUNT_XSIZE;
4353
4354         id = counterbutton_info[i].gadget_id_text;
4355         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4356
4357         if (i == ED_COUNTER_ID_SELECT_LEVEL)
4358         {
4359           font_type = FONT_LEVEL_NUMBER;
4360           font_type_active = FONT_LEVEL_NUMBER;
4361
4362           x += 2 * ED_GADGET_DISTANCE;
4363           y -= ED_GADGET_DISTANCE;
4364
4365           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
4366           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
4367           gd_width = ED_WIN_COUNT2_XSIZE;
4368         }
4369         else
4370         {
4371           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4372           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4373         }
4374
4375         gi = CreateGadget(GDI_CUSTOM_ID, id,
4376                           GDI_CUSTOM_TYPE_ID, i,
4377                           GDI_INFO_TEXT, "enter counter value",
4378                           GDI_X, x,
4379                           GDI_Y, y,
4380                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
4381                           GDI_NUMBER_VALUE, 0,
4382                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
4383                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
4384                           GDI_TEXT_SIZE, 3,     /* minimal counter text size */
4385                           GDI_TEXT_FONT, font_type,
4386                           GDI_TEXT_FONT_ACTIVE, font_type_active,
4387                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4388                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4389                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4390                           GDI_DESIGN_WIDTH, gd_width,
4391                           GDI_EVENT_MASK, event_mask,
4392                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4393                           GDI_CALLBACK_ACTION, HandleCounterButtons,
4394                           GDI_END);
4395
4396         if (gi == NULL)
4397           Error(ERR_EXIT, "cannot create gadget");
4398
4399         level_editor_gadget[id] = gi;
4400         right_gadget_border[id] =
4401           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
4402
4403         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
4404       }
4405     }
4406   }
4407 }
4408
4409 static void CreateDrawingAreas()
4410 {
4411   int i;
4412
4413   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
4414   {
4415     struct GadgetInfo *gi;
4416     unsigned long event_mask;
4417     int id = drawingarea_info[i].gadget_id;
4418     int x = SX + drawingarea_info[i].x;
4419     int y = SY + drawingarea_info[i].y;
4420     int area_xsize = drawingarea_info[i].area_xsize;
4421     int area_ysize = drawingarea_info[i].area_ysize;
4422
4423     event_mask =
4424       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
4425       GD_EVENT_OFF_BORDERS;
4426
4427     /* determine horizontal position to the right of specified gadget */
4428     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
4429       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
4430            ED_DRAWINGAREA_TEXT_DISTANCE);
4431
4432     /* determine horizontal offset for leading text */
4433     if (drawingarea_info[i].text_left != NULL)
4434       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
4435
4436     gi = CreateGadget(GDI_CUSTOM_ID, id,
4437                       GDI_CUSTOM_TYPE_ID, i,
4438                       GDI_X, x,
4439                       GDI_Y, y,
4440                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
4441                       GDI_AREA_SIZE, area_xsize, area_ysize,
4442                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
4443                       GDI_EVENT_MASK, event_mask,
4444                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
4445                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
4446                       GDI_END);
4447
4448     if (gi == NULL)
4449       Error(ERR_EXIT, "cannot create gadget");
4450
4451     level_editor_gadget[id] = gi;
4452     right_gadget_border[id] =
4453       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
4454   }
4455 }
4456
4457 static void CreateTextInputGadgets()
4458 {
4459   int max_infotext_len = getMaxInfoTextLength();
4460   int i;
4461
4462   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
4463   {
4464     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4465     int gd_x, gd_y;
4466     struct GadgetInfo *gi;
4467     unsigned long event_mask;
4468     char infotext[MAX_OUTPUT_LINESIZE + 1];
4469     int id = textinput_info[i].gadget_id;
4470
4471     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4472
4473     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4474     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4475
4476     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
4477     infotext[max_infotext_len] = '\0';
4478
4479     gi = CreateGadget(GDI_CUSTOM_ID, id,
4480                       GDI_CUSTOM_TYPE_ID, i,
4481                       GDI_INFO_TEXT, infotext,
4482                       GDI_X, SX + textinput_info[i].x,
4483                       GDI_Y, SY + textinput_info[i].y,
4484                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
4485                       GDI_TEXT_VALUE, textinput_info[i].value,
4486                       GDI_TEXT_SIZE, textinput_info[i].size,
4487                       GDI_TEXT_FONT, FONT_INPUT_1,
4488                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4489                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4490                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4491                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4492                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4493                       GDI_EVENT_MASK, event_mask,
4494                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4495                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
4496                       GDI_END);
4497
4498     if (gi == NULL)
4499       Error(ERR_EXIT, "cannot create gadget");
4500
4501     level_editor_gadget[id] = gi;
4502   }
4503 }
4504
4505 static void CreateTextAreaGadgets()
4506 {
4507   int max_infotext_len = getMaxInfoTextLength();
4508   int i;
4509
4510   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
4511   {
4512     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4513     int gd_x, gd_y;
4514     struct GadgetInfo *gi;
4515     unsigned long event_mask;
4516     char infotext[MAX_OUTPUT_LINESIZE + 1];
4517     int id = textarea_info[i].gadget_id;
4518     int area_xsize = textarea_info[i].xsize;
4519     int area_ysize = textarea_info[i].ysize;
4520
4521     event_mask = GD_EVENT_TEXT_LEAVING;
4522
4523     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
4524     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
4525
4526     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
4527     infotext[max_infotext_len] = '\0';
4528
4529     gi = CreateGadget(GDI_CUSTOM_ID, id,
4530                       GDI_CUSTOM_TYPE_ID, i,
4531                       GDI_INFO_TEXT, infotext,
4532                       GDI_X, SX + textarea_info[i].x,
4533                       GDI_Y, SY + textarea_info[i].y,
4534                       GDI_TYPE, GD_TYPE_TEXT_AREA,
4535                       GDI_AREA_SIZE, area_xsize, area_ysize,
4536                       GDI_TEXT_FONT, FONT_INPUT_1,
4537                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4538                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4539                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4540                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4541                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4542                       GDI_EVENT_MASK, event_mask,
4543                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4544                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
4545                       GDI_END);
4546
4547     if (gi == NULL)
4548       Error(ERR_EXIT, "cannot create gadget");
4549
4550     level_editor_gadget[id] = gi;
4551   }
4552 }
4553
4554 static void CreateSelectboxGadgets()
4555 {
4556   int max_infotext_len = getMaxInfoTextLength();
4557   int i, j;
4558
4559   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4560   {
4561     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4562     int gd_x, gd_y;
4563     struct GadgetInfo *gi;
4564     unsigned long event_mask;
4565     char infotext[MAX_OUTPUT_LINESIZE + 1];
4566     int id = selectbox_info[i].gadget_id;
4567     int x = SX + selectbox_info[i].x;
4568     int y = SY + selectbox_info[i].y;
4569
4570     if (selectbox_info[i].size == -1)   /* dynamically determine size */
4571     {
4572       /* (we cannot use -1 for uninitialized values if we directly compare
4573          with results from strlen(), because the '<' and '>' operation will
4574          implicitely cast -1 to an unsigned integer value!) */
4575       selectbox_info[i].size = 0;
4576
4577       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
4578         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
4579           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
4580
4581       selectbox_info[i].size++;         /* add one character empty space */
4582     }
4583
4584     event_mask = GD_EVENT_RELEASED |
4585       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
4586
4587     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
4588     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
4589
4590     /* determine horizontal position to the right of specified gadget */
4591     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
4592       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
4593            ED_GADGET_TEXT_DISTANCE);
4594
4595     /* determine horizontal offset for leading text */
4596     if (selectbox_info[i].text_left != NULL)
4597       x += getTextWidthForGadget(selectbox_info[i].text_left);
4598
4599     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
4600     infotext[max_infotext_len] = '\0';
4601
4602     gi = CreateGadget(GDI_CUSTOM_ID, id,
4603                       GDI_CUSTOM_TYPE_ID, i,
4604                       GDI_INFO_TEXT, infotext,
4605                       GDI_X, x,
4606                       GDI_Y, y,
4607                       GDI_TYPE, GD_TYPE_SELECTBOX,
4608                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
4609                       GDI_TEXT_SIZE, selectbox_info[i].size,
4610                       GDI_TEXT_FONT, FONT_INPUT_1,
4611                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
4612                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
4613                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
4614                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4615                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
4616                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4617                       GDI_EVENT_MASK, event_mask,
4618                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4619                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
4620                       GDI_END);
4621
4622     if (gi == NULL)
4623       Error(ERR_EXIT, "cannot create gadget");
4624
4625     level_editor_gadget[id] = gi;
4626     right_gadget_border[id] =
4627       getRightGadgetBorder(gi, selectbox_info[i].text_right);
4628   }
4629 }
4630
4631 static void CreateTextbuttonGadgets()
4632 {
4633   int max_infotext_len = getMaxInfoTextLength();
4634   int i;
4635
4636   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
4637   {
4638     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4639     int gd_x1, gd_x2, gd_y1, gd_y2;
4640     struct GadgetInfo *gi;
4641     unsigned long event_mask;
4642     char infotext[MAX_OUTPUT_LINESIZE + 1];
4643     int id = textbutton_info[i].gadget_id;
4644     int x = SX + textbutton_info[i].x;
4645     int y = SY + textbutton_info[i].y;
4646
4647     if (textbutton_info[i].size == -1)  /* dynamically determine size */
4648       textbutton_info[i].size = strlen(textbutton_info[i].text);
4649
4650     event_mask = GD_EVENT_RELEASED;
4651
4652     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
4653     {
4654       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
4655       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
4656       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
4657       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
4658     }
4659     else
4660     {
4661       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
4662       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
4663       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
4664       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
4665     }
4666
4667     sprintf(infotext, "%s", textbutton_info[i].infotext);
4668     infotext[max_infotext_len] = '\0';
4669
4670     /* determine horizontal position to the right of specified gadget */
4671     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4672       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
4673            ED_GADGET_TEXT_DISTANCE);
4674
4675     /* determine horizontal offset for leading text */
4676     if (textbutton_info[i].text_left != NULL)
4677       x += getTextWidthForGadget(textbutton_info[i].text_left);
4678
4679     gi = CreateGadget(GDI_CUSTOM_ID, id,
4680                       GDI_CUSTOM_TYPE_ID, i,
4681                       GDI_INFO_TEXT, infotext,
4682                       GDI_X, x,
4683                       GDI_Y, y,
4684                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
4685                       GDI_TEXT_VALUE, textbutton_info[i].text,
4686                       GDI_TEXT_SIZE, textbutton_info[i].size,
4687                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
4688                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
4689                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4690                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
4691                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
4692                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
4693                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
4694                       GDI_DECORATION_SHIFTING, 1, 1,
4695                       GDI_EVENT_MASK, event_mask,
4696                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4697                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
4698                       GDI_END);
4699
4700     if (gi == NULL)
4701       Error(ERR_EXIT, "cannot create gadget");
4702
4703     level_editor_gadget[id] = gi;
4704     right_gadget_border[id] =
4705       getRightGadgetBorder(gi, textbutton_info[i].text_right);
4706   }
4707 }
4708
4709 static void CreateGraphicbuttonGadgets()
4710 {
4711   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4712   struct GadgetInfo *gi;
4713   unsigned long event_mask;
4714   int i;
4715
4716   /* create buttons for scrolling of drawing area and element list */
4717   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4718   {
4719     int id = graphicbutton_info[i].gadget_id;
4720     int gd_x1, gd_x2, gd_y1, gd_y2;
4721     int x = SX + graphicbutton_info[i].x;
4722     int y = SY + graphicbutton_info[i].y;
4723
4724     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4725
4726     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4727     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4728     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4729     gd_y2 = gd_y1;
4730
4731     /* determine horizontal position to the right of specified gadget */
4732     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4733       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4734            ED_GADGET_TEXT_DISTANCE);
4735
4736     /* determine horizontal offset for leading text */
4737     if (graphicbutton_info[i].text_left != NULL)
4738       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4739
4740     gi = CreateGadget(GDI_CUSTOM_ID, id,
4741                       GDI_CUSTOM_TYPE_ID, i,
4742                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4743                       GDI_X, x,
4744                       GDI_Y, y,
4745                       GDI_WIDTH, graphicbutton_info[i].width,
4746                       GDI_HEIGHT, graphicbutton_info[i].height,
4747                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4748                       GDI_STATE, GD_BUTTON_UNPRESSED,
4749                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4750                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4751                       GDI_EVENT_MASK, event_mask,
4752                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4753                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4754                       GDI_END);
4755
4756     if (gi == NULL)
4757       Error(ERR_EXIT, "cannot create gadget");
4758
4759     level_editor_gadget[id] = gi;
4760     right_gadget_border[id] =
4761       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4762   }
4763 }
4764
4765 static void CreateScrollbarGadgets()
4766 {
4767   int i;
4768
4769   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4770   {
4771     int id = scrollbar_info[i].gadget_id;
4772     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4773     int gd_x1, gd_x2, gd_y1, gd_y2;
4774     struct GadgetInfo *gi;
4775     int items_max, items_visible, item_position;
4776     unsigned long event_mask;
4777
4778     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4779     {
4780       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4781       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4782       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4783     }
4784     else        /* drawing area scrollbars */
4785     {
4786       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4787       {
4788         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4789         items_visible = ed_fieldx;
4790         item_position = 0;
4791       }
4792       else
4793       {
4794         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4795         items_visible = ed_fieldy;
4796         item_position = 0;
4797       }
4798     }
4799
4800     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4801
4802     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4803     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4804                       scrollbar_info[i].height : scrollbar_info[i].width));
4805     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4806     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4807
4808     gi = CreateGadget(GDI_CUSTOM_ID, id,
4809                       GDI_CUSTOM_TYPE_ID, i,
4810                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4811                       GDI_X, scrollbar_info[i].x,
4812                       GDI_Y, scrollbar_info[i].y,
4813                       GDI_WIDTH, scrollbar_info[i].width,
4814                       GDI_HEIGHT, scrollbar_info[i].height,
4815                       GDI_TYPE, scrollbar_info[i].type,
4816                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4817                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4818                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4819                       GDI_STATE, GD_BUTTON_UNPRESSED,
4820                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4821                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4822                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4823                       GDI_EVENT_MASK, event_mask,
4824                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4825                       GDI_CALLBACK_ACTION, HandleControlButtons,
4826                       GDI_END);
4827
4828     if (gi == NULL)
4829       Error(ERR_EXIT, "cannot create gadget");
4830
4831     level_editor_gadget[id] = gi;
4832   }
4833 }
4834
4835 static void CreateCheckbuttonGadgets()
4836 {
4837   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4838   struct GadgetInfo *gi;
4839   unsigned long event_mask;
4840   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4841   int i;
4842
4843   event_mask = GD_EVENT_PRESSED;
4844
4845   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4846   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4847   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4848   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4849   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4850
4851   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
4852   {
4853     int id = checkbutton_info[i].gadget_id;
4854     int x = SX + checkbutton_info[i].x;
4855     int y = SY + checkbutton_info[i].y;
4856
4857     if (id == GADGET_ID_STICK_ELEMENT)
4858       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4859     else
4860       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4861
4862     /* determine horizontal position to the right of specified gadget */
4863     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4864       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4865            ED_GADGET_TEXT_DISTANCE);
4866
4867     /* determine horizontal offset for leading text */
4868     if (checkbutton_info[i].text_left != NULL)
4869       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4870
4871     gi = CreateGadget(GDI_CUSTOM_ID, id,
4872                       GDI_CUSTOM_TYPE_ID, i,
4873                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4874                       GDI_X, x,
4875                       GDI_Y, y,
4876                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4877                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4878                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4879                       GDI_CHECKED, *checkbutton_info[i].value,
4880                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4881                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4882                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4883                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4884                       GDI_EVENT_MASK, event_mask,
4885                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4886                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4887                       GDI_END);
4888
4889     if (gi == NULL)
4890       Error(ERR_EXIT, "cannot create gadget");
4891
4892     level_editor_gadget[id] = gi;
4893     right_gadget_border[id] =
4894       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4895   }
4896 }
4897
4898 static void CreateRadiobuttonGadgets()
4899 {
4900   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4901   struct GadgetInfo *gi;
4902   unsigned long event_mask;
4903   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4904   int i;
4905
4906   event_mask = GD_EVENT_PRESSED;
4907
4908   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4909   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4910   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4911   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4912   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4913
4914   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4915   {
4916     int id = radiobutton_info[i].gadget_id;
4917     int x = SX + radiobutton_info[i].x;
4918     int y = SY + radiobutton_info[i].y;
4919
4920     int checked =
4921       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4922
4923     /* determine horizontal position to the right of specified gadget */
4924     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4925       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4926            ED_GADGET_TEXT_DISTANCE);
4927
4928     /* determine horizontal offset for leading text */
4929     if (radiobutton_info[i].text_left != NULL)
4930       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4931
4932     gi = CreateGadget(GDI_CUSTOM_ID, id,
4933                       GDI_CUSTOM_TYPE_ID, i,
4934                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4935                       GDI_X, x,
4936                       GDI_Y, y,
4937                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4938                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4939                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4940                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4941                       GDI_CHECKED, checked,
4942                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4943                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4944                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4945                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4946                       GDI_EVENT_MASK, event_mask,
4947                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4948                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4949                       GDI_END);
4950
4951     if (gi == NULL)
4952       Error(ERR_EXIT, "cannot create gadget");
4953
4954     level_editor_gadget[id] = gi;
4955     right_gadget_border[id] =
4956       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4957   }
4958 }
4959
4960 void CreateLevelEditorGadgets()
4961 {
4962   int old_game_status = game_status;
4963
4964   /* setting 'game_status' is needed to get the right fonts for the editor */
4965   game_status = GAME_MODE_EDITOR;
4966
4967   ReinitializeElementList();
4968
4969   CreateControlButtons();
4970   CreateScrollbarGadgets();
4971
4972   /* order of function calls is important because of cross-references */
4973   CreateCheckbuttonGadgets();
4974   CreateCounterButtons();
4975   CreateRadiobuttonGadgets();
4976   CreateTextInputGadgets();
4977   CreateTextAreaGadgets();
4978   CreateSelectboxGadgets();
4979   CreateGraphicbuttonGadgets();
4980   CreateTextbuttonGadgets();
4981   CreateDrawingAreas();
4982
4983   game_status = old_game_status;
4984 }
4985
4986 void FreeLevelEditorGadgets()
4987 {
4988   int i;
4989
4990   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4991     FreeGadget(level_editor_gadget[i]);
4992 }
4993
4994 static void MapCounterButtons(int id)
4995 {
4996   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4997   int gadget_id_text = counterbutton_info[id].gadget_id_text;
4998   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4999   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
5000   struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
5001   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
5002 #if 0
5003   char infotext[MAX_OUTPUT_LINESIZE + 1];
5004   int max_infotext_len = getMaxInfoTextLength();
5005   int xoffset_left = 0;
5006   int yoffset_left = ED_BORDER_SIZE;
5007   int xoffset_right = getCounterGadgetWidth();
5008   int yoffset_right = ED_BORDER_SIZE;
5009 #else
5010   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
5011   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5012   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
5013   int yoffset = ED_BORDER_SIZE;
5014   int x_left = gi_down->x - xoffset_left;
5015   int x_right = gi_up->x + gi_up->width + xoffset_right;
5016   int y_above = gi_down->y - yoffset_above;
5017   int x = gi_down->x;
5018   int y;        /* set after gadget position was modified */
5019 #endif
5020
5021   /* set position for "score" counter gadget */
5022   if (id == ED_COUNTER_ID_ELEMENT_SCORE)
5023   {
5024     ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5025     ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5026     ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
5027   }
5028
5029   y = gi_up->y + yoffset;
5030
5031   if (counterbutton_info[id].text_above)
5032     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
5033
5034   if (counterbutton_info[id].text_left)
5035     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
5036
5037   if (counterbutton_info[id].text_right)
5038     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
5039
5040   ModifyEditorCounter(id, *counterbutton_info[id].value);
5041
5042   MapGadget(gi_down);
5043   MapGadget(gi_text);
5044   MapGadget(gi_up);
5045 }
5046
5047 static void MapControlButtons()
5048 {
5049   int counter_id;
5050   int i;
5051
5052   /* map toolbox buttons (excluding special CE toolbox buttons) */
5053   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
5054     MapGadget(level_editor_gadget[i]);
5055
5056   /* map buttons to select elements */
5057   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5058     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
5059   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
5060   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
5061   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
5062
5063   /* map buttons to select level */
5064   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
5065   ModifyEditorCounterLimits(counter_id,
5066                             leveldir_current->first_level,
5067                             leveldir_current->last_level);
5068   MapCounterButtons(counter_id);
5069 }
5070
5071 static void MapDrawingArea(int id)
5072 {
5073   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5074   int area_xsize = gi->drawing.area_xsize;
5075   int area_ysize = gi->drawing.area_ysize;
5076   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
5077   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
5078   int x_left  = gi->x - xoffset_left;
5079   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
5080   int x_below = gi->x + (gi->width - xoffset_below) / 2;
5081   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
5082   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
5083
5084   if (drawingarea_info[id].text_left)
5085     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
5086
5087   if (drawingarea_info[id].text_right)
5088     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
5089
5090   if (drawingarea_info[id].text_below)
5091     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
5092
5093   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
5094   {
5095     DrawElementBorder(gi->x, gi->y,
5096                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
5097
5098     DrawDrawingArea(id);
5099   }
5100
5101   MapGadget(gi);
5102 }
5103
5104 static void MapTextInputGadget(int id)
5105 {
5106   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
5107   int xoffset_above = 0;
5108   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5109   int x_above = textinput_info[id].x + xoffset_above;
5110   int y_above = textinput_info[id].y + yoffset_above;
5111
5112   if (textinput_info[id].text_above)
5113     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
5114
5115   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
5116
5117   MapGadget(gi);
5118 }
5119
5120 static void MapTextAreaGadget(int id)
5121 {
5122   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5123   int xoffset_above = 0;
5124   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
5125   int x_above = textarea_info[id].x + xoffset_above;
5126   int y_above = textarea_info[id].y + yoffset_above;
5127
5128   if (textarea_info[id].text_above)
5129     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
5130
5131   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
5132
5133   MapGadget(gi);
5134 }
5135
5136 static void MapSelectboxGadget(int id)
5137 {
5138   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
5139   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
5140   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5141   int yoffset = ED_BORDER_SIZE;
5142   int x_left = gi->x - xoffset_left;
5143   int x_right = gi->x + gi->width + xoffset_right;
5144   int y = gi->y + yoffset;
5145
5146   if (selectbox_info[id].text_left)
5147     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
5148
5149   if (selectbox_info[id].text_right)
5150     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
5151
5152   ModifyEditorSelectbox(id, *selectbox_info[id].value);
5153
5154   MapGadget(gi);
5155 }
5156
5157 static void MapTextbuttonGadget(int id)
5158 {
5159   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
5160   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
5161   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5162   int yoffset = ED_BORDER_SIZE;
5163   int x_left = gi->x - xoffset_left;
5164   int x_right = gi->x + gi->width + xoffset_right;
5165   int y = gi->y + yoffset;
5166
5167   /* only show button to delete change pages when more than minimum pages */
5168   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
5169       custom_element.num_change_pages == MIN_CHANGE_PAGES)
5170     return;
5171
5172   if (textbutton_info[id].text_left)
5173     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
5174
5175   if (textbutton_info[id].text_right)
5176     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
5177
5178   MapGadget(gi);
5179 }
5180
5181 static void MapGraphicbuttonGadget(int id)
5182 {
5183   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
5184   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
5185   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5186   int yoffset = ED_BORDER_SIZE;
5187   int x_left = gi->x - xoffset_left;
5188   int x_right = gi->x + gi->width + xoffset_right;
5189   int y = gi->y + yoffset;
5190
5191   if (graphicbutton_info[id].text_left)
5192     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
5193
5194   if (graphicbutton_info[id].text_right)
5195     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
5196
5197   MapGadget(gi);
5198 }
5199
5200 static void MapRadiobuttonGadget(int id)
5201 {
5202   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
5203   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5204   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5205   int yoffset = ED_BORDER_SIZE;
5206   int x_left = gi->x - xoffset_left;
5207   int x_right = gi->x + gi->width + xoffset_right;
5208   int y = gi->y + yoffset;
5209   boolean checked =
5210     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
5211
5212   if (radiobutton_info[id].text_left)
5213     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
5214
5215   if (radiobutton_info[id].text_right)
5216     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
5217
5218   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
5219
5220   MapGadget(gi);
5221 }
5222
5223 static void MapCheckbuttonGadget(int id)
5224 {
5225   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
5226   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
5227   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
5228   int yoffset = ED_BORDER_SIZE;
5229   int x_left = gi->x - xoffset_left;
5230   int x_right = gi->x + gi->width + xoffset_right;
5231   int y;        /* set after gadget position was modified */
5232
5233   /* set position for "stickybutton" and "can move into acid" gadgets */
5234   if (id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
5235     ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
5236
5237   y = gi->y + yoffset;
5238
5239   if (checkbutton_info[id].text_left)
5240     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
5241
5242   if (checkbutton_info[id].text_right)
5243     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
5244
5245   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
5246
5247   MapGadget(gi);
5248 }
5249
5250 static void MapMainDrawingArea()
5251 {
5252   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
5253   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
5254   int i;
5255
5256   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
5257   {
5258     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
5259           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
5260          no_horizontal_scrollbar) ||
5261         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
5262           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
5263          no_vertical_scrollbar))
5264       continue;
5265
5266     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
5267   }
5268
5269   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
5270   {
5271     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
5272         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
5273       continue;
5274
5275     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
5276   }
5277
5278   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
5279 }
5280
5281 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
5282 {
5283   int i;
5284
5285   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
5286   {
5287     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
5288         i == GADGET_ID_CUSTOM_COPY_TO ||
5289         i == GADGET_ID_CUSTOM_EXCHANGE)
5290     {
5291       if (map)
5292         MapGadget(level_editor_gadget[i]);
5293       else
5294         UnmapGadget(level_editor_gadget[i]);
5295     }
5296   }
5297 }
5298
5299 static void MapLevelEditorToolboxCustomGadgets()
5300 {
5301   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
5302 }
5303
5304 static void UnmapLevelEditorToolboxCustomGadgets()
5305 {
5306   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
5307 }
5308
5309 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
5310 {
5311   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
5312   int i;
5313
5314   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
5315   {
5316     if (i != GADGET_ID_SINGLE_ITEMS &&
5317         i != GADGET_ID_PROPERTIES &&
5318         i != GADGET_ID_PICK_ELEMENT)
5319     {
5320       struct GadgetInfo *gi = level_editor_gadget[i];
5321
5322       if (map)
5323         MapGadget(gi);
5324       else
5325       {
5326         UnmapGadget(gi);
5327
5328         BlitBitmap(gd_bitmap, drawto,
5329                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
5330                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
5331                    gi->width, gi->height, gi->x, gi->y);
5332
5333         redraw_mask |= REDRAW_DOOR_3;
5334       }
5335     }
5336   }
5337 }
5338
5339 static void MapLevelEditorToolboxDrawingGadgets()
5340 {
5341   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
5342 }
5343
5344 static void UnmapLevelEditorToolboxDrawingGadgets()
5345 {
5346   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
5347 }
5348
5349 static void UnmapDrawingArea(int id)
5350 {
5351   UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
5352 }
5353
5354 static void UnmapLevelEditorWindowGadgets()
5355 {
5356   int i;
5357
5358   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5359     if (level_editor_gadget[i]->x < SX + SXSIZE)
5360       UnmapGadget(level_editor_gadget[i]);
5361 }
5362
5363 void UnmapLevelEditorGadgets()
5364 {
5365   int i;
5366
5367   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
5368     UnmapGadget(level_editor_gadget[i]);
5369 }
5370
5371 static void ResetUndoBuffer()
5372 {
5373   undo_buffer_position = -1;
5374   undo_buffer_steps = -1;
5375   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
5376 }
5377
5378 static void DrawEditModeWindow()
5379 {
5380   ModifyEditorElementList();
5381   RedrawDrawingElements();
5382
5383   if (edit_mode == ED_MODE_INFO)
5384     DrawLevelInfoWindow();
5385   else if (edit_mode == ED_MODE_PROPERTIES)
5386     DrawPropertiesWindow();
5387   else  /* edit_mode == ED_MODE_DRAWING */
5388     DrawDrawingWindow();
5389 }
5390
5391 static boolean LevelChanged()
5392 {
5393   boolean level_changed = FALSE;
5394   int x, y;
5395
5396   for (y = 0; y < lev_fieldy; y++)
5397     for (x = 0; x < lev_fieldx; x++)
5398       if (Feld[x][y] != level.field[x][y])
5399         level_changed = TRUE;
5400
5401   return level_changed;
5402 }
5403
5404 static boolean LevelContainsPlayer()
5405 {
5406   boolean player_found = FALSE;
5407   int x, y;
5408
5409   for (y = 0; y < lev_fieldy; y++)
5410     for (x = 0; x < lev_fieldx; x++)
5411       if (Feld[x][y] == EL_PLAYER_1 ||
5412           Feld[x][y] == EL_SP_MURPHY)
5413         player_found = TRUE;
5414
5415   return player_found;
5416 }
5417
5418 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
5419                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
5420 {
5421   int x, y;
5422
5423   for (x = 0; x < lev_fieldx; x++)
5424     for (y = 0; y < lev_fieldy; y++)
5425       dst[x][y] = src[x][y];
5426 }
5427
5428 static int setSelectboxValue(int selectbox_id, int new_value)
5429 {
5430   int new_index_value = 0;
5431   int i;
5432
5433   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
5434     if (selectbox_info[selectbox_id].options[i].value == new_value)
5435       new_index_value = i;
5436
5437   *selectbox_info[selectbox_id].value =
5438     selectbox_info[selectbox_id].options[new_index_value].value;
5439
5440   return new_index_value;
5441 }
5442
5443 static void copy_custom_element_settings(int element_from, int element_to)
5444 {
5445 #if 1
5446   struct ElementInfo ei_to_old = element_info[element_to];
5447   struct ElementInfo *ei_from = &element_info[element_from];
5448   struct ElementInfo *ei_to = &element_info[element_to];
5449   int i;
5450
5451   /* ---------- copy whole element structure ---------- */
5452   *ei_to = *ei_from;
5453
5454   /* ---------- restore structure pointers which cannot be copied ---------- */
5455   ei_to->token_name         = ei_to_old.token_name;
5456   ei_to->class_name         = ei_to_old.class_name;
5457   ei_to->editor_description = ei_to_old.editor_description;
5458   ei_to->custom_description = ei_to_old.custom_description;
5459   ei_to->change_page        = ei_to_old.change_page;
5460   ei_to->change             = ei_to_old.change;
5461   ei_to->group              = ei_to_old.group;
5462
5463   /* ---------- copy element base properties ---------- */
5464   Properties[element_to][EP_BITFIELD_BASE] =
5465     Properties[element_from][EP_BITFIELD_BASE];
5466
5467   /* ---------- reinitialize and copy change pages ---------- */
5468   setElementChangePages(ei_to, ei_to->num_change_pages);
5469
5470   for (i=0; i < ei_to->num_change_pages; i++)
5471     ei_to->change_page[i] = ei_from->change_page[i];
5472
5473   /* ---------- copy group element info ---------- */
5474   if (ei_from->group != NULL && ei_to->group != NULL)   /* group or internal */
5475     *ei_to->group = *ei_from->group;
5476
5477 #else
5478
5479   struct ElementInfo *ei_from = &element_info[element_from];
5480   struct ElementInfo *ei_to = &element_info[element_to];
5481   int i, x, y;
5482
5483   /* ---------- copy element description ---------- */
5484   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
5485     ei_to->description[i] = ei_from->description[i];
5486
5487   /* ---------- copy element properties ---------- */
5488   Properties[element_to][EP_BITFIELD_BASE] =
5489     Properties[element_from][EP_BITFIELD_BASE];
5490
5491   /* ---------- copy custom property values ---------- */
5492
5493   ei_to->use_gfx_element = ei_from->use_gfx_element;
5494   ei_to->gfx_element = ei_from->gfx_element;
5495
5496   ei_to->collect_score = ei_from->collect_score;
5497   ei_to->collect_count = ei_from->collect_count;
5498
5499   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
5500   ei_to->push_delay_random = ei_from->push_delay_random;
5501   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
5502   ei_to->move_delay_random = ei_from->move_delay_random;
5503
5504   ei_to->move_pattern = ei_from->move_pattern;
5505   ei_to->move_direction_initial = ei_from->move_direction_initial;
5506   ei_to->move_stepsize = ei_from->move_stepsize;
5507
5508   ei_to->slippery_type = ei_from->slippery_type;
5509
5510   for (y = 0; y < 3; y++)
5511     for (x = 0; x < 3; x++)
5512       ei_to->content[x][y] = ei_from->content[x][y];
5513
5514   ei_to->num_change_pages = ei_from->num_change_pages;
5515   setElementChangePages(ei_to, ei_to->num_change_pages);
5516
5517   for (i=0; i < ei_to->num_change_pages; i++)
5518   {
5519     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
5520     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
5521
5522     /* always start with reliable default values */
5523     setElementChangeInfoToDefaults(change_to);
5524
5525     change_to->events = change_from->events;
5526
5527     change_to->target_element = change_from->target_element;
5528
5529     change_to->delay_fixed = change_from->delay_fixed;
5530     change_to->delay_random = change_from->delay_random;
5531     change_to->delay_frames = change_from->delay_frames;
5532
5533     change_to->trigger_element = change_from->trigger_element;
5534
5535     change_to->explode = change_from->explode;
5536     change_to->use_content = change_from->use_content;
5537     change_to->only_complete = change_from->only_complete;
5538     change_to->use_random_change = change_from->use_random_change;
5539
5540     change_to->random = change_from->random;
5541     change_to->power = change_from->power;
5542
5543     for (y = 0; y < 3; y++)
5544       for (x = 0; x < 3; x++)
5545         change_to->content[x][y] = change_from->content[x][y];
5546
5547     change_to->can_change = change_from->can_change;
5548
5549     change_to->trigger_side = change_from->trigger_side;
5550   }
5551 #endif
5552
5553   /* mark this custom element as modified */
5554   ei_to->modified_settings = TRUE;
5555 }
5556
5557 static void replace_custom_element_in_settings(int element_from,
5558                                                int element_to)
5559 {
5560   int i, j, x, y;
5561
5562   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
5563   {
5564     struct ElementInfo *ei = &element_info[i];
5565
5566     for (y = 0; y < 3; y++)
5567       for (x = 0; x < 3; x++)
5568         if (ei->content[x][y] == element_from)
5569           ei->content[x][y] = element_to;
5570
5571     for (j = 0; j < ei->num_change_pages; j++)
5572     {
5573       struct ElementChangeInfo *change = &ei->change_page[j];
5574
5575       if (change->target_element == element_from)
5576         change->target_element = element_to;
5577
5578       if (change->trigger_element == element_from)
5579         change->trigger_element = element_to;
5580
5581       for (y = 0; y < 3; y++)
5582         for (x = 0; x < 3; x++)
5583           if (change->content[x][y] == element_from)
5584             change->content[x][y] = element_to;
5585     }
5586
5587     if (ei->group != NULL)                              /* group or internal */
5588       for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
5589         if (ei->group->element[j] == element_from)
5590           ei->group->element[j] = element_to;
5591   }
5592 }
5593
5594 static void replace_custom_element_in_playfield(int element_from,
5595                                                 int element_to)
5596 {
5597   int x, y;
5598
5599   for (x = 0; x < lev_fieldx; x++)
5600     for (y = 0; y < lev_fieldy; y++)
5601       if (Feld[x][y] == element_from)
5602         Feld[x][y] = element_to;
5603 }
5604
5605 static boolean CopyCustomElement(int element_old, int element_new,
5606                                  int copy_mode)
5607 {
5608   if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
5609   {
5610     Request("Please choose custom element !", REQ_CONFIRM);
5611
5612     return FALSE;
5613   }
5614   else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
5615   {
5616     Request("Please choose group element !", REQ_CONFIRM);
5617
5618     return FALSE;
5619   }
5620
5621   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
5622   {
5623     copy_custom_element_settings(element_new, element_old);
5624   }
5625   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
5626   {
5627     copy_custom_element_settings(element_old, element_new);
5628   }
5629   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
5630   {
5631     copy_custom_element_settings(element_old, EL_INTERNAL_EDITOR);
5632     copy_custom_element_settings(element_new, element_old);
5633     copy_custom_element_settings(EL_INTERNAL_EDITOR, element_new);
5634
5635     replace_custom_element_in_settings(element_old, EL_INTERNAL_EDITOR);
5636     replace_custom_element_in_settings(element_new, element_old);
5637     replace_custom_element_in_settings(EL_INTERNAL_EDITOR, element_new);
5638
5639     replace_custom_element_in_playfield(element_old, EL_INTERNAL_EDITOR);
5640     replace_custom_element_in_playfield(element_new, element_old);
5641     replace_custom_element_in_playfield(EL_INTERNAL_EDITOR, element_new);
5642   }
5643
5644   UpdateCustomElementGraphicGadgets();
5645   DrawPropertiesWindow();
5646
5647   return TRUE;
5648 }
5649
5650 static void CopyCustomElementPropertiesToEditor(int element)
5651 {
5652   int i;
5653   int current_change_page = element_info[element].current_change_page;
5654
5655   /* dynamically (re)build selectbox for selecting change page */
5656   for (i = 0; i < element_info[element].num_change_pages; i++)
5657   {
5658     sprintf(options_change_page_strings[i], "%d", i + 1);
5659
5660     options_change_page[i].value = i;
5661     options_change_page[i].text = options_change_page_strings[i];
5662   }
5663
5664   options_change_page[i].value = -1;
5665   options_change_page[i].text = NULL;
5666
5667   /* needed here to initialize combined element properties */
5668   InitElementPropertiesEngine(level.game_version);
5669
5670   element_info[element].change =
5671     &element_info[element].change_page[current_change_page];
5672
5673   custom_element = element_info[element];
5674   custom_element_change = *element_info[element].change;
5675
5676   /* needed to initially set selectbox value variables to reliable defaults */
5677   for (i = 0; i < ED_NUM_SELECTBOX; i++)
5678     setSelectboxValue(i, *selectbox_info[i].value);
5679
5680   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5681     custom_element_properties[i] = HAS_PROPERTY(element, i);
5682
5683   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5684     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
5685
5686   /* ---------- element settings: configure (custom elements) ------------- */
5687
5688   /* set accessible layer selectbox help value */
5689   custom_element.access_type =
5690     (IS_WALKABLE(element) ? EP_WALKABLE :
5691      IS_PASSABLE(element) ? EP_PASSABLE :
5692      custom_element.access_type);
5693   custom_element.access_layer =
5694     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
5695      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
5696      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
5697      custom_element.access_layer);
5698   custom_element.access_protected =
5699     (IS_PROTECTED(element) ? 1 : 0);
5700   custom_element_properties[EP_ACCESSIBLE] =
5701     (IS_ACCESSIBLE_OVER(element) ||
5702      IS_ACCESSIBLE_INSIDE(element) ||
5703      IS_ACCESSIBLE_UNDER(element));
5704
5705   /* set walk-to-object action selectbox help value */
5706   custom_element.walk_to_action =
5707     (IS_DIGGABLE(element) ? EP_DIGGABLE :
5708      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
5709      IS_DROPPABLE(element) ? EP_DROPPABLE :
5710      IS_PUSHABLE(element) ? EP_PUSHABLE :
5711      custom_element.walk_to_action);
5712   custom_element_properties[EP_WALK_TO_OBJECT] =
5713     (IS_DIGGABLE(element) ||
5714      IS_COLLECTIBLE_ONLY(element) ||
5715      IS_DROPPABLE(element) ||
5716      IS_PUSHABLE(element));
5717
5718   /* set smash targets selectbox help value */
5719   custom_element.smash_targets =
5720     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
5721      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
5722      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
5723      custom_element.smash_targets);
5724   custom_element_properties[EP_CAN_SMASH] =
5725     (CAN_SMASH_EVERYTHING(element) ||
5726      CAN_SMASH_ENEMIES(element) ||
5727      CAN_SMASH_PLAYER(element));
5728
5729   /* set deadliness selectbox help value */
5730   custom_element.deadliness =
5731     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
5732      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
5733      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
5734      custom_element.deadliness);
5735   custom_element_properties[EP_DEADLY] =
5736     (DONT_TOUCH(element) ||
5737      DONT_COLLIDE_WITH(element) ||
5738      DONT_RUN_INTO(element));
5739
5740   /* set consistency selectbox help value */
5741   custom_element.consistency =
5742     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
5743      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
5744      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
5745      CAN_EXPLODE_DYNA(element) ? EP_CAN_EXPLODE_DYNA :
5746      custom_element.consistency);
5747   custom_element_properties[EP_EXPLODE_RESULT] =
5748     (IS_INDESTRUCTIBLE(element) ||
5749      CAN_EXPLODE_1X1(element) ||
5750      CAN_EXPLODE_3X3(element) ||
5751      CAN_EXPLODE_DYNA(element));
5752
5753   /* special case: sub-settings dependent from main setting */
5754   if (CAN_EXPLODE_BY_FIRE(element))
5755     custom_element.can_explode_by_fire = TRUE;
5756   if (CAN_EXPLODE_SMASHED(element))
5757     custom_element.can_explode_smashed = TRUE;
5758   if (CAN_EXPLODE_IMPACT(element))
5759     custom_element.can_explode_impact  = TRUE;
5760
5761   /* ---------- element settings: advanced (custom elements) --------------- */
5762
5763   /* set "change by direct action" selectbox help value */
5764   custom_element_change.direct_action =
5765     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
5766      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
5767      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
5768      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
5769      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
5770      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
5771      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
5772      HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
5773      HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
5774      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
5775      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
5776      custom_element_change.direct_action);
5777
5778   /* set "change by other element action" selectbox help value */
5779   custom_element_change.other_action =
5780     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
5781      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
5782      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
5783      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
5784      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5785      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5786      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5787      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5788      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5789      HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
5790      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
5791      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5792      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5793      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5794      custom_element_change.other_action);
5795 }
5796
5797 static void CopyGroupElementPropertiesToEditor(int element)
5798 {
5799   group_element_info = *element_info[element].group;
5800   custom_element = element_info[element];       /* needed for description */
5801 }
5802
5803 static void CopyClassicElementPropertiesToEditor(int element)
5804 {
5805 #if 1
5806   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5807     custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5808       getMoveIntoAcidProperty(&level, element);
5809
5810   if (MAYBE_DONT_COLLIDE_WITH(element))
5811     custom_element_properties[EP_DONT_COLLIDE_WITH] =
5812       getDontCollideWithProperty(&level, element);
5813 #else
5814
5815   if (COULD_MOVE_INTO_ACID(element))
5816   {
5817     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5818
5819     if (bit_nr > -1)
5820       custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
5821         ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
5822   }
5823 #endif
5824 }
5825
5826 static void CopyElementPropertiesToEditor(int element)
5827 {
5828   if (IS_CUSTOM_ELEMENT(element))
5829     CopyCustomElementPropertiesToEditor(element);
5830   else if (IS_GROUP_ELEMENT(element))
5831     CopyGroupElementPropertiesToEditor(element);
5832   else
5833     CopyClassicElementPropertiesToEditor(element);
5834 }
5835
5836 static void CopyCustomElementPropertiesToGame(int element)
5837 {
5838   int i;
5839   int access_type_and_layer;
5840
5841   /* mark that this custom element has been modified */
5842   custom_element.modified_settings = TRUE;
5843
5844   if (level.use_custom_template)
5845   {
5846     if (Request("Copy and modify level template ?", REQ_ASK))
5847     {
5848       level.use_custom_template = FALSE;
5849       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5850                    GDI_CHECKED, FALSE, GDI_END);
5851     }
5852     else
5853     {
5854       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5855
5856       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5857     }
5858   }
5859
5860   element_info[element] = custom_element;
5861   *element_info[element].change = custom_element_change;
5862
5863   /* ---------- element settings: configure (custom elements) ------------- */
5864
5865   /* set accessible property from checkbox and selectbox */
5866   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5867   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5868   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5869   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5870   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5871   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5872   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5873                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5874                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5875   custom_element_properties[access_type_and_layer] =
5876     custom_element_properties[EP_ACCESSIBLE];
5877   custom_element_properties[EP_PROTECTED] =
5878     (custom_element.access_protected != 0 &&
5879      custom_element_properties[EP_ACCESSIBLE]);
5880
5881   /* set walk-to-object property from checkbox and selectbox */
5882   custom_element_properties[EP_DIGGABLE] = FALSE;
5883   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5884   custom_element_properties[EP_DROPPABLE] = FALSE;
5885   custom_element_properties[EP_PUSHABLE] = FALSE;
5886   custom_element_properties[custom_element.walk_to_action] =
5887     custom_element_properties[EP_WALK_TO_OBJECT];
5888
5889   /* set smash property from checkbox and selectbox */
5890   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5891   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5892   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5893   custom_element_properties[custom_element.smash_targets] =
5894     custom_element_properties[EP_CAN_SMASH];
5895
5896   /* set deadliness property from checkbox and selectbox */
5897   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5898   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5899   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5900   custom_element_properties[custom_element.deadliness] =
5901     custom_element_properties[EP_DEADLY];
5902
5903   /* set consistency property from checkbox and selectbox */
5904   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5905   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5906   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5907   custom_element_properties[EP_CAN_EXPLODE_DYNA] = FALSE;
5908   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5909   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5910   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5911   custom_element_properties[custom_element.consistency] =
5912     custom_element_properties[EP_EXPLODE_RESULT];
5913
5914   /* special case: sub-settings dependent from main setting */
5915   if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
5916       custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5917       custom_element_properties[EP_CAN_EXPLODE_DYNA])
5918   {
5919     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5920       custom_element.can_explode_by_fire;
5921     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5922       custom_element.can_explode_smashed;
5923     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5924       custom_element.can_explode_impact;
5925   }
5926
5927   /* ---------- element settings: advanced (custom elements) --------------- */
5928
5929   /* set player change event from checkbox and selectbox */
5930   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5931   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5932   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5933   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5934   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5935   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5936   custom_element_change_events[CE_SWITCHED] = FALSE;
5937   custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
5938   custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
5939   custom_element_change_events[CE_IMPACT] = FALSE;
5940   custom_element_change_events[CE_SMASHED] = FALSE;
5941   custom_element_change_events[custom_element_change.direct_action] =
5942     custom_element_change_events[CE_BY_DIRECT_ACTION];
5943
5944   /* set other element action change event from checkbox and selectbox */
5945   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5946   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5947   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5948   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5949   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5950   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5951   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5952   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5953   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5954   custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
5955   custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
5956   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5957   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5958   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5959   custom_element_change_events[custom_element_change.other_action] =
5960     custom_element_change_events[CE_BY_OTHER_ACTION];
5961
5962   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5963     SET_PROPERTY(element, i, custom_element_properties[i]);
5964
5965   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5966     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5967
5968   /* copy change events also to special level editor variable */
5969   custom_element = element_info[element];
5970   custom_element_change = *element_info[element].change;
5971 }
5972
5973 static void CopyGroupElementPropertiesToGame(int element)
5974 {
5975   element_info[element] = custom_element;
5976   *element_info[element].group = group_element_info;
5977
5978   /* mark that this group element has been modified */
5979   element_info[element].modified_settings = TRUE;
5980 }
5981
5982 static void CopyClassicElementPropertiesToGame(int element)
5983 {
5984 #if 1
5985   if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
5986     setMoveIntoAcidProperty(&level, element,
5987                             custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
5988
5989   if (MAYBE_DONT_COLLIDE_WITH(element))
5990     setDontCollideWithProperty(&level, element,
5991                               custom_element_properties[EP_DONT_COLLIDE_WITH]);
5992 #else
5993
5994   if (COULD_MOVE_INTO_ACID(element))
5995   {
5996     int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
5997
5998     if (bit_nr > -1)
5999     {
6000       level.can_move_into_acid_bits &= ~(1 << bit_nr);
6001
6002       if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
6003         level.can_move_into_acid_bits |= (1 << bit_nr);
6004     }
6005   }
6006 #endif
6007 }
6008
6009 static void CopyElementPropertiesToGame(int element)
6010 {
6011   if (IS_CUSTOM_ELEMENT(element))
6012     CopyCustomElementPropertiesToGame(element);
6013   else if (IS_GROUP_ELEMENT(element))
6014     CopyGroupElementPropertiesToGame(element);
6015   else
6016     CopyClassicElementPropertiesToGame(element);
6017 }
6018
6019 void DrawLevelEd()
6020 {
6021   CloseDoor(DOOR_CLOSE_ALL);
6022   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
6023
6024   if (level_editor_test_game)
6025   {
6026     CopyPlayfield(level.field, Feld);
6027     CopyPlayfield(FieldBackup, level.field);
6028
6029     level_editor_test_game = FALSE;
6030   }
6031   else
6032   {
6033     edit_mode = ED_MODE_DRAWING;
6034     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
6035
6036     ResetUndoBuffer();
6037
6038     level_xpos = -1;
6039     level_ypos = -1;
6040   }
6041
6042   /* copy default editor door content to main double buffer */
6043   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6044              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
6045
6046 #if 0
6047   /* draw mouse button brush elements */
6048   RedrawDrawingElements();
6049 #endif
6050
6051   /* draw bigger door */
6052   DrawSpecialEditorDoor();
6053
6054   /* draw new control window */
6055   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
6056              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
6057
6058   redraw_mask |= REDRAW_ALL;
6059
6060   ReinitializeElementListButtons();     /* only needed after setup changes */
6061 #if 0
6062   ModifyEditorElementList();            /* may be needed for custom elements */
6063 #endif
6064
6065   UnmapTapeButtons();
6066   MapControlButtons();
6067
6068   DrawEditModeWindow();
6069
6070   /* copy actual editor door content to door double buffer for OpenDoor() */
6071   BlitBitmap(drawto, bitmap_db_door,
6072              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
6073
6074   OpenDoor(DOOR_OPEN_1);
6075 }
6076
6077 static void AdjustDrawingAreaGadgets()
6078 {
6079   int ed_xsize = lev_fieldx + 2;
6080   int ed_ysize = lev_fieldy + 2;
6081   int max_ed_fieldx = MAX_ED_FIELDX;
6082   int max_ed_fieldy = MAX_ED_FIELDY;
6083   boolean horizontal_scrollbar_needed;
6084   boolean vertical_scrollbar_needed;
6085   int x, y, width, height;
6086   int xoffset, yoffset;
6087
6088   /* check if we need any scrollbars */
6089   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6090   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6091
6092   /* check if we have a smaller editor field because of scrollbars */
6093   if (horizontal_scrollbar_needed)
6094     max_ed_fieldy = MAX_ED_FIELDY - 1;
6095   if (vertical_scrollbar_needed)
6096     max_ed_fieldx = MAX_ED_FIELDX - 1;
6097
6098   /* check again if we now need more scrollbars because of less space */
6099   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
6100   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
6101
6102   /* check if editor field gets even smaller after adding new scrollbars */
6103   if (horizontal_scrollbar_needed)
6104     max_ed_fieldy = MAX_ED_FIELDY - 1;
6105   if (vertical_scrollbar_needed)
6106     max_ed_fieldx = MAX_ED_FIELDX - 1;
6107
6108   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
6109   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
6110
6111   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
6112                GDI_WIDTH, ed_fieldx * MINI_TILEX,
6113                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
6114                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
6115                GDI_END);
6116
6117   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
6118   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
6119
6120   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
6121   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
6122
6123   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
6124   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
6125
6126   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
6127   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
6128
6129   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
6130                GDI_WIDTH, width,
6131                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
6132                GDI_END);
6133   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
6134                GDI_HEIGHT, height,
6135                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
6136                GDI_END);
6137 }
6138
6139 static void AdjustLevelScrollPosition()
6140 {
6141   if (level_xpos < -1)
6142     level_xpos = -1;
6143   if (level_xpos > lev_fieldx - ed_fieldx + 1)
6144     level_xpos = lev_fieldx - ed_fieldx + 1;
6145   if (lev_fieldx < ed_fieldx - 2)
6146     level_xpos = -1;
6147
6148   if (level_ypos < -1)
6149     level_ypos = -1;
6150   if (level_ypos > lev_fieldy - ed_fieldy + 1)
6151     level_ypos = lev_fieldy - ed_fieldy + 1;
6152   if (lev_fieldy < ed_fieldy - 2)
6153     level_ypos = -1;
6154 }
6155
6156 static void AdjustEditorScrollbar(int id)
6157 {
6158   struct GadgetInfo *gi = level_editor_gadget[id];
6159   int items_max, items_visible, item_position;
6160
6161   if (id == GADGET_ID_SCROLL_HORIZONTAL)
6162   {
6163     items_max = MAX(lev_fieldx + 2, ed_fieldx);
6164     items_visible = ed_fieldx;
6165     item_position = level_xpos + 1;
6166   }
6167   else
6168   {
6169     items_max = MAX(lev_fieldy + 2, ed_fieldy);
6170     items_visible = ed_fieldy;
6171     item_position = level_ypos + 1;
6172   }
6173
6174   if (item_position > items_max - items_visible)
6175     item_position = items_max - items_visible;
6176
6177   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
6178                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
6179 }
6180
6181 static void ModifyEditorCounter(int counter_id, int new_value)
6182 {
6183   int *counter_value = counterbutton_info[counter_id].value;
6184   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6185   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6186
6187   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
6188
6189   if (counter_value != NULL)
6190     *counter_value = gi->textinput.number_value;
6191 }
6192
6193 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
6194 {
6195   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
6196   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6197
6198   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
6199 }
6200
6201 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
6202 {
6203   int gadget_id = selectbox_info[selectbox_id].gadget_id;
6204   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6205   int new_index_value = setSelectboxValue(selectbox_id, new_value);
6206
6207   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
6208 }
6209
6210 static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
6211 {
6212   int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
6213   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6214
6215   ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
6216 }
6217
6218 static void ModifyEditorElementList()
6219 {
6220   int i;
6221
6222   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
6223   {
6224     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
6225     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6226     struct GadgetDesign *gd = &gi->deco.design;
6227     int element = editor_elements[element_shift + i];
6228
6229     UnmapGadget(gi);
6230     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
6231     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
6232     MapGadget(gi);
6233   }
6234 }
6235
6236 static void PickDrawingElement(int button, int element)
6237 {
6238   if (button < 1 || button > 3)
6239     return;
6240
6241   if (button == 1)
6242   {
6243     new_element1 = element;
6244     DrawMiniGraphicExt(drawto,
6245                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
6246                        el2edimg(new_element1));
6247   }
6248   else if (button == 2)
6249   {
6250     new_element2 = element;
6251     DrawMiniGraphicExt(drawto,
6252                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
6253                        el2edimg(new_element2));
6254   }
6255   else
6256   {
6257     new_element3 = element;
6258     DrawMiniGraphicExt(drawto,
6259                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
6260                        el2edimg(new_element3));
6261   }
6262
6263   redraw_mask |= REDRAW_DOOR_1;
6264 }
6265
6266 static void RedrawDrawingElements()
6267 {
6268   PickDrawingElement(1, new_element1);
6269   PickDrawingElement(2, new_element2);
6270   PickDrawingElement(3, new_element3);
6271 }
6272
6273 static void DrawDrawingWindow()
6274 {
6275   stick_element_properties_window = FALSE;
6276
6277   SetMainBackgroundImage(IMG_UNDEFINED);
6278   ClearWindow();
6279
6280   UnmapLevelEditorWindowGadgets();
6281   UnmapLevelEditorToolboxCustomGadgets();
6282
6283   AdjustDrawingAreaGadgets();
6284   AdjustLevelScrollPosition();
6285   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
6286   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
6287
6288   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6289
6290   MapMainDrawingArea();
6291   MapLevelEditorToolboxDrawingGadgets();
6292 }
6293
6294 static void DrawLevelInfoWindow()
6295 {
6296   int i;
6297
6298   stick_element_properties_window = FALSE;
6299
6300   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6301   ClearWindow();
6302   UnmapLevelEditorWindowGadgets();
6303
6304   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6305            "Level Settings", FONT_TITLE_1);
6306   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
6307            "Editor Settings", FONT_TITLE_1);
6308
6309   /* draw counter gadgets */
6310   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
6311     MapCounterButtons(i);
6312
6313   /* draw selectbox gadgets */
6314   for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
6315     MapSelectboxGadget(i);
6316
6317   /* draw checkbutton gadgets */
6318   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
6319     MapCheckbuttonGadget(i);
6320
6321   /* draw radiobutton gadgets */
6322   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
6323     MapRadiobuttonGadget(i);
6324
6325   /* draw text input gadgets */
6326   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
6327     MapTextInputGadget(i);
6328
6329   /* draw drawing area */
6330   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
6331 }
6332
6333 static void DrawCustomContentArea()
6334 {
6335   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
6336   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6337   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
6338   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
6339   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
6340   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6341
6342   /* add distance for potential left text (without drawing area border) */
6343   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
6344
6345   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6346
6347   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
6348 }
6349
6350 static void DrawCustomChangeContentArea()
6351 {
6352   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
6353   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
6354   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
6355   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
6356   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
6357   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
6358
6359   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
6360
6361   MapDrawingArea(id);
6362 }
6363
6364 static void DrawElementContentAreas()
6365 {
6366   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
6367   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
6368   int i;
6369
6370   /* display counter to choose number of element content areas */
6371   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
6372
6373   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6374   {
6375     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
6376     int font_height = getFontHeight(FONT_TEXT_1);
6377
6378     if (i < level.num_yamyam_contents)
6379       MapDrawingArea(id);
6380     else
6381     {
6382       UnmapDrawingArea(id);
6383
6384       /* delete content areas in case of reducing number of them */
6385       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
6386                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
6387                      4 * MINI_TILEX,
6388                      4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
6389     }
6390   }
6391
6392   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
6393   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
6394   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
6395 }
6396
6397 static void DrawGroupElementArea(int element)
6398 {
6399   int num_elements = group_element_info.num_elements;
6400   int id = ED_DRAWING_ID_GROUP_CONTENT;
6401   int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
6402   int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
6403   int xsize = MAX_ELEMENTS_IN_GROUP;
6404   int ysize = 1;
6405
6406   if (drawingarea_info[id].text_left != NULL)
6407     sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
6408
6409   UnmapDrawingArea(id);
6410
6411   ModifyEditorDrawingArea(id, num_elements, 1);
6412
6413   /* delete content areas in case of reducing number of them */
6414   DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
6415
6416   MapDrawingArea(id);
6417 }
6418
6419 static void DrawEnvelopeTextArea(int envelope_nr)
6420 {
6421   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
6422   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
6423
6424   UnmapGadget(gi);
6425   DrawBackground(gi->x, gi->y, gi->width, gi->height);
6426
6427   if (envelope_nr != -1)
6428     textarea_info[id].value = level.envelope_text[envelope_nr];
6429
6430   ModifyGadget(gi, GDI_AREA_SIZE,
6431                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
6432                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
6433                GDI_END);
6434
6435   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
6436 }
6437
6438 char *getElementDescriptionFilename(int element)
6439 {
6440   char *docs_dir = options.docs_directory;
6441   char *elements_subdir = "elements";
6442   static char *filename = NULL;
6443   char basename[MAX_FILENAME_LEN];
6444
6445   checked_free(filename);
6446
6447   /* 1st try: look for element description file for exactly this element */
6448   sprintf(basename, "%s.txt", element_info[element].token_name);
6449   filename = getPath3(docs_dir, elements_subdir, basename);
6450   if (fileExists(filename))
6451     return filename;
6452
6453   free(filename);
6454
6455   /* 2nd try: look for element description file for this element's class */
6456   sprintf(basename, "%s.txt", element_info[element].class_name);
6457   filename = getPath3(docs_dir, elements_subdir, basename);
6458   if (fileExists(filename))
6459     return filename;
6460
6461   return NULL;
6462 }
6463
6464 static boolean PrintInfoText(char *text, int font_nr, int start_line)
6465 {
6466   int font_height = getFontHeight(font_nr);
6467   int pad_x = ED_SETTINGS_XPOS(0);
6468   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6469   int sx = SX + pad_x;
6470   int sy = SY + pad_y;
6471   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6472
6473   if (start_line >= max_lines_per_screen)
6474     return FALSE;
6475
6476   DrawText(sx, sy + start_line * font_height, text, font_nr);
6477
6478   return TRUE;
6479 }
6480
6481 #if 1
6482
6483 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6484 {
6485   int font_nr = FONT_TEXT_2;
6486   int font_width = getFontWidth(font_nr);
6487   int font_height = getFontHeight(font_nr);
6488   int pad_x = ED_SETTINGS_XPOS(0);
6489   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6490   int sx = SX + pad_x;
6491   int sy = SY + pad_y + start_line * font_height;
6492   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6493   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6494
6495   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
6496                           max_lines_per_screen);
6497 }
6498
6499 #else
6500
6501 static int PrintElementDescriptionFromFile(char *filename, int start_line)
6502 {
6503   int font_nr = FONT_TEXT_2;
6504   int font_width = getFontWidth(font_nr);
6505   int font_height = getFontHeight(font_nr);
6506   int pad_x = ED_SETTINGS_XPOS(0);
6507   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6508   int sx = SX + pad_x;
6509   int sy = SY + pad_y;
6510   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
6511   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
6512   int current_line = start_line;
6513   char line[MAX_LINE_LEN];
6514   char buffer[max_chars_per_line + 1];
6515   int buffer_len;
6516   FILE *file;
6517
6518   if (current_line >= max_lines_per_screen)
6519     return 0;
6520
6521   if (filename == NULL)
6522     return 0;
6523
6524   if (!(file = fopen(filename, MODE_READ)))
6525     return 0;
6526
6527   buffer[0] = '\0';
6528   buffer_len = 0;
6529
6530   while (!feof(file) && current_line < max_lines_per_screen)
6531   {
6532     char *line_ptr;
6533     boolean last_line_was_empty = TRUE;
6534
6535     /* read next line of input file */
6536     if (!fgets(line, MAX_LINE_LEN, file))
6537       break;
6538
6539     /* skip comments (lines directly beginning with '#') */
6540     if (line[0] == '#')
6541       continue;
6542
6543     /* cut trailing newline from input line */
6544     for (line_ptr = line; *line_ptr; line_ptr++)
6545     {
6546       if (*line_ptr == '\n' || *line_ptr == '\r')
6547       {
6548         *line_ptr = '\0';
6549         break;
6550       }
6551     }
6552
6553     if (strlen(line) == 0)              /* special case: force empty line */
6554       strcpy(line, "\n");
6555
6556     line_ptr = line;
6557
6558     while (*line_ptr && current_line < max_lines_per_screen)
6559     {
6560       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
6561                                                  buffer, &buffer_len,
6562                                                  last_line_was_empty,
6563                                                  max_chars_per_line);
6564       if (buffer_filled)
6565       {
6566         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6567         current_line++;
6568
6569         last_line_was_empty = (buffer_len == 0);
6570
6571         buffer[0] = '\0';
6572         buffer_len = 0;
6573       }
6574     }
6575   }
6576
6577   fclose(file);
6578
6579   if (buffer_len > 0 && current_line < max_lines_per_screen)
6580   {
6581     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
6582     current_line++;
6583   }
6584
6585   return (current_line - start_line);
6586 }
6587
6588 #endif
6589
6590 static void DrawPropertiesTabulatorGadgets()
6591 {
6592   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
6593   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
6594   int gd_x = gd->x + gd_gi->border.width / 2;
6595   int gd_y = gd->y + gd_gi->height - 1;
6596   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
6597   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
6598   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
6599   int max_tabs = 4;
6600   int i;
6601
6602   /* draw additional "advanced" tabulator for custom elements */
6603   if (IS_CUSTOM_ELEMENT(properties_element))
6604     id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
6605
6606   for (i = id_first; i <= id_last; i++)
6607   {
6608     int gadget_id = textbutton_info[i].gadget_id;
6609     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
6610     boolean active = (i != edit_mode_properties);
6611
6612     /* use "config 1" and "config 2" instead of "config" */
6613     if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
6614         IS_CUSTOM_ELEMENT(properties_element))
6615       continue;
6616
6617     /* draw background line below tabulator button */
6618     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
6619
6620     /* draw solid line below inactive tabulator buttons */
6621     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
6622       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
6623
6624     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
6625     MapTextbuttonGadget(i);
6626   }
6627
6628   /* draw little border line below tabulator buttons */
6629   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
6630     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
6631                   max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
6632                   ED_GADGET_DISTANCE, tab_color);
6633 }
6634
6635 static void DrawPropertiesInfo()
6636 {
6637   static struct
6638   {
6639     int value;
6640     char *text;
6641   }
6642   properties[] =
6643   {
6644     /* configurable properties */
6645
6646     { EP_WALKABLE_OVER,         "- player can walk over it"             },
6647     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
6648     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
6649     { EP_PASSABLE_OVER,         "- player can pass over it"             },
6650     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
6651     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
6652
6653     { EP_DIGGABLE,              "- can be digged away"                  },
6654     { EP_COLLECTIBLE,           "- can be collected"                    },
6655     { EP_DROPPABLE,             "- can be dropped after collecting"     },
6656     { EP_PUSHABLE,              "- can be pushed"                       },
6657
6658     { EP_CAN_MOVE,              "- can move"                            },
6659     { EP_CAN_FALL,              "- can fall"                            },
6660
6661     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
6662 #if 0
6663     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
6664 #endif
6665     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
6666
6667     { EP_SLIPPERY,              "- slippery for falling objects"        },
6668     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
6669
6670     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
6671     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
6672     { EP_DONT_TOUCH,            "- deadly when touching"                },
6673
6674     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
6675
6676     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
6677     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
6678     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
6679
6680     { EP_CAN_CHANGE,            "- can change to other element"         },
6681
6682     /* pre-defined properties */
6683     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
6684     { EP_HAS_CONTENT,           "- can contain other elements"          },
6685
6686     { -1,                       NULL                                    }
6687   };
6688   char *filename = getElementDescriptionFilename(properties_element);
6689   char *percentage_text = "In this level:";
6690   char *properties_text = "Standard properties:";
6691   float percentage;
6692   int num_elements_in_level;
6693   int num_standard_properties = 0;
6694   int font1_nr = FONT_TEXT_1;
6695   int font2_nr = FONT_TEXT_2;
6696   int font1_width = getFontWidth(font1_nr);
6697   int font2_height = getFontHeight(font2_nr);
6698   int pad_x = ED_SETTINGS_XPOS(0);
6699   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
6700   int screen_line = 0;
6701   int i, x, y;
6702
6703 #if DEBUG
6704   if (IS_CUSTOM_ELEMENT(properties_element))
6705   {
6706     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6707               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
6708     screen_line++;
6709   }
6710   else if (IS_GROUP_ELEMENT(properties_element))
6711   {
6712     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
6713               "[Group Element %d]", properties_element - EL_GROUP_START + 1);
6714     screen_line++;
6715   }
6716 #endif
6717
6718   /* ----- print number of elements / percentage of this element in level */
6719
6720   num_elements_in_level = 0;
6721   for (y = 0; y < lev_fieldy; y++)
6722     for (x = 0; x < lev_fieldx; x++)
6723       if (Feld[x][y] == properties_element)
6724         num_elements_in_level++;
6725   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
6726
6727   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
6728             percentage_text);
6729   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
6730             pad_y + screen_line++ * font2_height, font2_nr,
6731             "%d (%.2f%%)", num_elements_in_level, percentage);
6732
6733   screen_line++;
6734
6735   /* ----- print standard properties of this element */
6736
6737   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
6738             properties_text);
6739
6740   for (i = 0; properties[i].value != -1; i++)
6741   {
6742     if (!HAS_PROPERTY(properties_element, properties[i].value))
6743       continue;
6744
6745     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
6746               properties[i].text);
6747     num_standard_properties++;
6748   }
6749
6750   if (num_standard_properties == 0)
6751     DrawTextS(pad_x + strlen(properties_text) * font1_width,
6752               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
6753
6754   screen_line++;
6755
6756   /* ----- print special description of this element */
6757
6758   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
6759   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
6760     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
6761 }
6762
6763 #define TEXT_COLLECTING         "Score for collecting"
6764 #define TEXT_SMASHING           "Score for smashing"
6765 #define TEXT_CRACKING           "Score for cracking"
6766 #define TEXT_SPEED              "Speed of amoeba growth"
6767 #define TEXT_DURATION           "Duration when activated"
6768
6769 static struct
6770 {
6771   int element;
6772   int *value;
6773   char *text;
6774 } elements_with_counter[] =
6775 {
6776   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
6777   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
6778   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6779   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6780   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
6781   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
6782   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
6783   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
6784   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
6785   { EL_BUG,             &level.score[SC_BUG],           TEXT_SMASHING   },
6786   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
6787   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
6788   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
6789   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
6790   { EL_BD_BUTTERFLY,    &level.score[SC_BUG],           TEXT_SMASHING   },
6791   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
6792   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
6793   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
6794   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
6795   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
6796   { EL_SPACESHIP,       &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6797   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6798   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6799   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6800   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6801   { EL_BD_FIREFLY,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6802   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6803   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6804   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6805   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6806   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
6807   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6808   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
6809   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
6810   { EL_PACMAN,          &level.score[SC_PACMAN],        TEXT_SMASHING   },
6811   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
6812   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
6813   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6814   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
6815   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
6816   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
6817   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
6818   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6819   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
6820   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6821   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
6822   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
6823   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
6824   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
6825   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
6826   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
6827 #if 1
6828   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
6829   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
6830   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
6831   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
6832 #else
6833   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6834   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6835   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6836   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
6837 #endif
6838   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
6839   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
6840   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
6841   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
6842   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
6843   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
6844   { -1,                 NULL,                           NULL            }
6845 };
6846
6847 static boolean checkPropertiesConfig(int element)
6848 {
6849   int i;
6850
6851   if (IS_GEM(element) ||
6852       IS_CUSTOM_ELEMENT(element) ||
6853       IS_GROUP_ELEMENT(element) ||
6854       IS_ENVELOPE(element) ||
6855       ELEM_IS_PLAYER(element) ||
6856       HAS_CONTENT(element) ||
6857       COULD_MOVE_INTO_ACID(element) ||
6858       MAYBE_DONT_COLLIDE_WITH(element))
6859     return TRUE;
6860   else
6861     for (i = 0; elements_with_counter[i].element != -1; i++)
6862       if (elements_with_counter[i].element == element)
6863         return TRUE;
6864
6865   return FALSE;
6866 }
6867
6868 static void DrawPropertiesConfig()
6869 {
6870   int i;
6871
6872   if (!checkPropertiesConfig(properties_element))
6873   {
6874     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
6875
6876     return;
6877   }
6878
6879   /* check if there are elements where a score can be chosen for */
6880   for (i = 0; elements_with_counter[i].element != -1; i++)
6881   {
6882     if (elements_with_counter[i].element == properties_element)
6883     {
6884       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
6885
6886       counterbutton_info[counter_id].y =
6887         ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
6888                          (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
6889                          (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
6890
6891       counterbutton_info[counter_id].value = elements_with_counter[i].value;
6892       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
6893
6894       MapCounterButtons(counter_id);
6895
6896       break;
6897     }
6898   }
6899
6900   if (HAS_CONTENT(properties_element))
6901   {
6902     /* draw stickybutton gadget */
6903     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6904
6905     if (IS_AMOEBOID(properties_element))
6906       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
6907     else
6908       DrawElementContentAreas();
6909   }
6910
6911   if (ELEM_IS_PLAYER(properties_element))
6912   {
6913     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
6914     MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
6915                          ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
6916                          ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
6917   }
6918
6919   if (IS_GEM(properties_element))
6920     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
6921
6922   if (COULD_MOVE_INTO_ACID(properties_element) &&
6923       (!IS_CUSTOM_ELEMENT(properties_element) ||
6924        edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
6925   {
6926     /* set position for special checkbutton for "can move into acid" */
6927     checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
6928       ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
6929                        HAS_CONTENT(properties_element) ? 1 : 0);
6930
6931     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
6932   }
6933
6934   if (MAYBE_DONT_COLLIDE_WITH(properties_element))
6935     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
6936
6937   if (properties_element == EL_SPRING)
6938     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
6939
6940   if (IS_ENVELOPE(properties_element))
6941   {
6942     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
6943     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
6944     int envelope_nr = properties_element - EL_ENVELOPE_1;
6945
6946     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
6947     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
6948
6949     /* display counter to choose size of envelope text area */
6950     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
6951     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
6952
6953     DrawEnvelopeTextArea(envelope_nr);
6954   }
6955
6956   if (IS_CUSTOM_ELEMENT(properties_element))
6957   {
6958     /* draw stickybutton gadget */
6959     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
6960
6961     if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
6962     {
6963       /* draw checkbutton gadgets */
6964       for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
6965            i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
6966         MapCheckbuttonGadget(i);
6967
6968       /* draw counter gadgets */
6969       for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
6970            i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
6971         MapCounterButtons(i);
6972
6973       /* draw selectbox gadgets */
6974       for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
6975            i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
6976         MapSelectboxGadget(i);
6977
6978       /* draw textbutton gadgets */
6979       MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
6980
6981       /* draw text input gadgets */
6982       MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6983
6984       /* draw drawing area gadgets */
6985       MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6986       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
6987       MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
6988     }
6989     else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
6990     {
6991       /* draw checkbutton gadgets */
6992       for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
6993            i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
6994         MapCheckbuttonGadget(i);
6995
6996       /* draw counter gadgets */
6997       for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
6998            i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
6999         MapCounterButtons(i);
7000
7001       /* draw selectbox gadgets */
7002       for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
7003            i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
7004         MapSelectboxGadget(i);
7005
7006       /* draw drawing area gadgets */
7007       DrawCustomContentArea();
7008     }
7009   }
7010   else if (IS_GROUP_ELEMENT(properties_element))
7011   {
7012     /* draw stickybutton gadget */
7013     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7014
7015     /* draw checkbutton gadgets */
7016     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
7017     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
7018
7019     /* draw counter gadgets */
7020     MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
7021
7022     /* draw selectbox gadgets */
7023     MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
7024
7025     /* draw textbutton gadgets */
7026     MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
7027
7028     /* draw drawing area gadgets */
7029     DrawGroupElementArea(properties_element);
7030
7031     /* draw text input gadgets */
7032     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
7033
7034     /* draw drawing area gadgets */
7035     MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
7036   }
7037 }
7038
7039 static void DrawPropertiesChangeDrawingAreas()
7040 {
7041   if (IS_CUSTOM_ELEMENT(properties_element))
7042   {
7043     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
7044     MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
7045
7046     DrawCustomChangeContentArea();
7047   }
7048
7049   redraw_mask |= REDRAW_FIELD;
7050 }
7051
7052 static void DrawPropertiesChange()
7053 {
7054   int i;
7055
7056   /* draw stickybutton gadget */
7057   MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
7058
7059   /* draw checkbutton gadgets */
7060   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
7061        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
7062     MapCheckbuttonGadget(i);
7063
7064   /* draw counter gadgets */
7065   for (i =  ED_COUNTER_ID_CHANGE_FIRST;
7066        i <= ED_COUNTER_ID_CHANGE_LAST; i++)
7067     MapCounterButtons(i);
7068
7069   /* draw selectbox gadgets */
7070   for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
7071        i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
7072     MapSelectboxGadget(i);
7073
7074   /* draw textbutton gadgets */
7075   for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
7076        i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
7077     MapTextbuttonGadget(i);
7078
7079   /* draw graphicbutton gadgets */
7080   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
7081        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
7082     MapGraphicbuttonGadget(i);
7083
7084   /* draw drawing area gadgets */
7085   DrawPropertiesChangeDrawingAreas();
7086 }
7087
7088 static void DrawElementName(int x, int y, int element)
7089 {
7090   char *element_name = getElementInfoText(element);
7091   int font_nr = FONT_TEXT_1;
7092   int font_width = getFontWidth(font_nr);
7093   int font_height = getFontHeight(font_nr);
7094   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
7095   int max_chars_per_line = max_text_width / font_width;
7096   char buffer[max_chars_per_line + 1];
7097
7098   if (strlen(element_name) <= max_chars_per_line)
7099     DrawTextS(x, y, font_nr, element_name);
7100   else
7101   {
7102     int next_pos = max_chars_per_line;
7103
7104     strncpy(buffer, element_name, max_chars_per_line);
7105     buffer[max_chars_per_line] = '\0';
7106
7107     if (element_name[max_chars_per_line] == ' ')
7108       next_pos++;
7109     else
7110     {
7111       int i;
7112
7113       for (i = max_chars_per_line - 1; i >= 0; i--)
7114         if (buffer[i] == ' ')
7115           break;
7116
7117       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
7118       {
7119         buffer[i] = '\0';
7120         next_pos = i + 1;
7121       }
7122     }
7123
7124     DrawTextS(x, y - font_height / 2, font_nr, buffer);
7125
7126     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
7127     buffer[max_chars_per_line] = '\0';
7128
7129     DrawTextS(x, y + font_height / 2, font_nr, buffer);
7130   }
7131 }
7132
7133 static void DrawPropertiesWindow()
7134 {
7135   int xstart = 2;
7136   int ystart = 4;
7137
7138   stick_element_properties_window = FALSE;
7139
7140   /* make sure that previous properties edit mode exists for this element */
7141   if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
7142       !IS_CUSTOM_ELEMENT(properties_element))
7143     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
7144
7145   if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
7146       IS_CUSTOM_ELEMENT(properties_element))
7147     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
7148
7149   CopyElementPropertiesToEditor(properties_element);
7150
7151   UnmapLevelEditorWindowGadgets();
7152   UnmapLevelEditorToolboxDrawingGadgets();
7153   UnmapLevelEditorToolboxCustomGadgets();
7154
7155   if (IS_CUSTOM_ELEMENT(properties_element) ||
7156       IS_GROUP_ELEMENT(properties_element))
7157     MapLevelEditorToolboxCustomGadgets();
7158
7159   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
7160   ClearWindow();
7161
7162   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
7163            "Element Settings", FONT_TITLE_1);
7164
7165   DrawElementBorder(SX + xstart * MINI_TILEX,
7166                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7167                     TILEX, TILEY, FALSE);
7168   DrawGraphicAnimationExt(drawto,
7169                           SX + xstart * MINI_TILEX,
7170                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
7171                           el2img(properties_element), -1, NO_MASKING);
7172
7173   FrameCounter = 0;     /* restart animation frame counter */
7174
7175   DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
7176                   properties_element);
7177
7178   DrawPropertiesTabulatorGadgets();
7179
7180   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
7181     DrawPropertiesInfo();
7182   else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
7183     DrawPropertiesChange();
7184   else  /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
7185     DrawPropertiesConfig();
7186 }
7187
7188 static void UpdateCustomElementGraphicGadgets()
7189 {
7190   int i;
7191
7192   ModifyEditorElementList();
7193   RedrawDrawingElements();
7194
7195   /* force redraw of all mapped drawing area gadgets */
7196   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
7197   {
7198     struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
7199
7200     if (gi->mapped)
7201       MapDrawingArea(i);
7202   }
7203 }
7204
7205 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
7206 {
7207   int lx = sx + level_xpos;
7208   int ly = sy + level_ypos;
7209
7210   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
7211
7212   if (change_level)
7213     Feld[lx][ly] = element;
7214 }
7215
7216 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
7217                      int element, boolean change_level)
7218 {
7219   if (from_y == to_y)                   /* horizontal line */
7220   {
7221     int x;
7222     int y = from_y;
7223
7224     if (from_x > to_x)
7225       swap_numbers(&from_x, &to_x);
7226
7227     for (x = from_x; x <= to_x; x++)
7228       DrawLineElement(x, y, element, change_level);
7229   }
7230   else if (from_x == to_x)              /* vertical line */
7231   {
7232     int x = from_x;
7233     int y;
7234
7235     if (from_y > to_y)
7236       swap_numbers(&from_y, &to_y);
7237
7238     for (y = from_y; y <= to_y; y++)
7239       DrawLineElement(x, y, element, change_level);
7240   }
7241   else                                  /* diagonal line */
7242   {
7243     int len_x = ABS(to_x - from_x);
7244     int len_y = ABS(to_y - from_y);
7245     int x, y;
7246
7247     if (len_y < len_x)                  /* a < 1 */
7248     {
7249       float a = (float)len_y / (float)len_x;
7250
7251       if (from_x > to_x)
7252         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7253
7254       for (x = 0; x <= len_x; x++)
7255       {
7256         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
7257         DrawLineElement(from_x + x, from_y + y, element, change_level);
7258       }
7259     }
7260     else                                /* a >= 1 */
7261     {
7262       float a = (float)len_x / (float)len_y;
7263
7264       if (from_y > to_y)
7265         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7266
7267       for (y = 0; y <= len_y; y++)
7268       {
7269         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
7270         DrawLineElement(from_x + x, from_y + y, element, change_level);
7271       }
7272     }
7273   }
7274 }
7275
7276 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
7277                     int element, boolean change_level)
7278 {
7279   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
7280   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
7281   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
7282   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
7283 }
7284
7285 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
7286                           int element, boolean change_level)
7287 {
7288   int y;
7289
7290   if (from_y > to_y)
7291     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
7292
7293   for (y = from_y; y <= to_y; y++)
7294     DrawLine(from_x, y, to_x, y, element, change_level);
7295 }
7296
7297 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
7298                        int element, boolean change_level)
7299 {
7300   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
7301   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
7302   int len_x = ABS(to_x - from_x);
7303   int len_y = ABS(to_y - from_y);
7304   int radius, x, y;
7305
7306   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
7307
7308   /* not optimal (some points get drawn twice) but simple,
7309      and fast enough for the few points we are drawing */
7310
7311   for (x = 0; x <= radius; x++)
7312   {
7313     int sx, sy, lx, ly;
7314
7315     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
7316
7317     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7318     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7319     lx = sx + level_xpos;
7320     ly = sy + level_ypos;
7321
7322     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7323       DrawLineElement(sx, sy, element, change_level);
7324   }
7325
7326   for (y = 0; y <= radius; y++)
7327   {
7328     int sx, sy, lx, ly;
7329
7330     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
7331
7332     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
7333     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
7334     lx = sx + level_xpos;
7335     ly = sy + level_ypos;
7336
7337     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7338       DrawLineElement(sx, sy, element, change_level);
7339   }
7340 }
7341
7342 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
7343                     int element, boolean change_level)
7344 {
7345   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7346   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7347
7348   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7349 }
7350
7351 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
7352 #if DRAW_CIRCLES_BUTTON_AVAILABLE
7353 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
7354                        int element, boolean change_level)
7355 {
7356   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
7357   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
7358   int mirror_to_x2 = from_x - (to_x2 - from_x);
7359   int mirror_to_y2 = from_y - (to_y2 - from_y);
7360
7361   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
7362   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
7363   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
7364   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
7365 }
7366 #endif
7367
7368 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
7369 {
7370   int from_sx, from_sy;
7371   int to_sx, to_sy;
7372
7373   if (from_x > to_x)
7374     swap_numbers(&from_x, &to_x);
7375
7376   if (from_y > to_y)
7377     swap_numbers(&from_y, &to_y);
7378
7379   from_sx = SX + from_x * MINI_TILEX;
7380   from_sy = SY + from_y * MINI_TILEY;
7381   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
7382   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
7383
7384   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
7385   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
7386   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
7387   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
7388
7389   if (from_x == to_x && from_y == to_y)
7390     MarkTileDirty(from_x/2, from_y/2);
7391   else
7392     redraw_mask |= REDRAW_FIELD;
7393 }
7394
7395 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
7396                        int element, boolean change_level)
7397 {
7398   if (element == -1 || change_level)
7399     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
7400   else
7401     DrawAreaBorder(from_x, from_y, to_x, to_y);
7402 }
7403
7404 /* values for CopyBrushExt() */
7405 #define CB_AREA_TO_BRUSH        0
7406 #define CB_BRUSH_TO_CURSOR      1
7407 #define CB_BRUSH_TO_LEVEL       2
7408 #define CB_DELETE_OLD_CURSOR    3
7409 #define CB_DUMP_BRUSH           4
7410
7411 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
7412                          int button, int mode)
7413 {
7414   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
7415   static int brush_width, brush_height;
7416   static int last_cursor_x = -1, last_cursor_y = -1;
7417   static boolean delete_old_brush;
7418   int new_element = BUTTON_ELEMENT(button);
7419   int x, y;
7420
7421   if (mode == CB_DUMP_BRUSH)
7422   {
7423     if (!draw_with_brush)
7424     {
7425       Error(ERR_WARN, "no brush selected");
7426
7427       return;
7428     }
7429
7430     for (y = 0; y < brush_height; y++)
7431     {
7432       for (x = 0; x < brush_width; x++)
7433       {
7434         int element = brush_buffer[x][y];
7435         int element_mapped = element;
7436
7437 #if 0
7438         char *element_string = "?";
7439         int k;
7440
7441         for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
7442         {
7443           if (forum_sketch_element_mapping[k].element == element)
7444           {
7445             element_mapped = forum_sketch_element_mapping[k].element_mapped;
7446             break;
7447           }
7448         }
7449
7450         if (IS_CUSTOM_ELEMENT(element))
7451           element_mapped = EL_CUSTOM_1;
7452
7453         for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
7454         {
7455           if (forum_sketch_element_strings[k].element == element_mapped)
7456           {
7457             element_string = forum_sketch_element_strings[k].element_string;
7458             break;
7459           }
7460         }
7461
7462         printf("`%s", element_string);
7463
7464 #else
7465
7466         if (IS_CUSTOM_ELEMENT(element))
7467           element_mapped = EL_CUSTOM_START;
7468         else if (element > EL_ENVELOPE_4)
7469           element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
7470
7471         printf("`%03d", element_mapped);
7472 #endif
7473       }
7474
7475       printf("\n");
7476     }
7477
7478     return;
7479   }
7480
7481   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
7482     return;
7483
7484   if (mode == CB_AREA_TO_BRUSH)
7485   {
7486     int from_lx, from_ly;
7487
7488     if (from_x > to_x)
7489       swap_numbers(&from_x, &to_x);
7490
7491     if (from_y > to_y)
7492       swap_numbers(&from_y, &to_y);
7493
7494     brush_width = to_x - from_x + 1;
7495     brush_height = to_y - from_y + 1;
7496
7497     from_lx = from_x + level_xpos;
7498     from_ly = from_y + level_ypos;
7499
7500     for (y = 0; y < brush_height; y++)
7501     {
7502       for (x=0; x < brush_width; x++)
7503       {
7504         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
7505
7506         if (button != 1)
7507           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
7508       }
7509     }
7510
7511     if (button != 1)
7512       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7513
7514     delete_old_brush = FALSE;
7515   }
7516   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
7517            mode == CB_BRUSH_TO_LEVEL)
7518   {
7519     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
7520     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
7521     int cursor_from_x = cursor_x - brush_width / 2;
7522     int cursor_from_y = cursor_y - brush_height / 2;
7523     int border_from_x = cursor_x, border_from_y = cursor_y;
7524     int border_to_x = cursor_x, border_to_y = cursor_y;
7525
7526     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
7527       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7528
7529     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
7530         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
7531     {
7532       delete_old_brush = FALSE;
7533       return;
7534     }
7535
7536     for (y = 0; y < brush_height; y++)
7537     {
7538       for (x = 0; x < brush_width; x++)
7539       {
7540         int sx = cursor_from_x + x;
7541         int sy = cursor_from_y + y;
7542         int lx = sx + level_xpos;
7543         int ly = sy + level_ypos;
7544         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
7545         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
7546                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
7547                        brush_buffer[x][y] : new_element);
7548
7549         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7550         {
7551           if (sx < border_from_x)
7552             border_from_x = sx;
7553           else if (sx > border_to_x)
7554             border_to_x = sx;
7555           if (sy < border_from_y)
7556             border_from_y = sy;
7557           else if (sy > border_to_y)
7558             border_to_y = sy;
7559
7560           DrawLineElement(sx, sy, element, change_level);
7561         }
7562       }
7563     }
7564
7565     if (mode != CB_DELETE_OLD_CURSOR)
7566       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
7567
7568     last_cursor_x = cursor_x;
7569     last_cursor_y = cursor_y;
7570     delete_old_brush = TRUE;
7571   }
7572 }
7573
7574 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
7575                             int button)
7576 {
7577   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
7578 }
7579
7580 static void CopyBrushToLevel(int x, int y, int button)
7581 {
7582   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
7583 }
7584
7585 static void CopyBrushToCursor(int x, int y)
7586 {
7587   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
7588 }
7589
7590 static void DeleteBrushFromCursor()
7591 {
7592   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
7593 }
7594
7595 void DumpBrush()
7596 {
7597   CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
7598 }
7599
7600 static void FloodFill(int from_x, int from_y, int fill_element)
7601 {
7602   int i,x,y;
7603   int old_element;
7604   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
7605   static int safety = 0;
7606
7607   /* check if starting field still has the desired content */
7608   if (Feld[from_x][from_y] == fill_element)
7609     return;
7610
7611   safety++;
7612
7613   if (safety > lev_fieldx*lev_fieldy)
7614     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
7615
7616   old_element = Feld[from_x][from_y];
7617   Feld[from_x][from_y] = fill_element;
7618
7619   for (i = 0; i < 4; i++)
7620   {
7621     x = from_x + check[i][0];
7622     y = from_y + check[i][1];
7623
7624     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
7625       FloodFill(x, y, fill_element);
7626   }
7627
7628   safety--;
7629 }
7630
7631 /* values for DrawLevelText() modes */
7632 #define TEXT_INIT               0
7633 #define TEXT_SETCURSOR          1
7634 #define TEXT_WRITECHAR          2
7635 #define TEXT_BACKSPACE          3
7636 #define TEXT_NEWLINE            4
7637 #define TEXT_END                5
7638 #define TEXT_QUERY_TYPING       6
7639
7640 static int DrawLevelText(int sx, int sy, char letter, int mode)
7641 {
7642   static short delete_buffer[MAX_LEV_FIELDX];
7643   static int start_sx, start_sy;
7644   static int last_sx, last_sy;
7645   static boolean typing = FALSE;
7646   int letter_element = EL_CHAR_ASCII0 + letter;
7647   int lx = 0, ly = 0;
7648
7649   /* map lower case letters to upper case and convert special characters */
7650   if (letter >= 'a' && letter <= 'z')
7651     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
7652   else if (letter == 'ä' || letter == 'Ä')
7653     letter_element = EL_CHAR_AUMLAUT;
7654   else if (letter == 'ö' || letter == 'Ö')
7655     letter_element = EL_CHAR_OUMLAUT;
7656   else if (letter == 'ü' || letter == 'Ü')
7657     letter_element = EL_CHAR_UUMLAUT;
7658   else if (letter == '^')
7659     letter_element = EL_CHAR_COPYRIGHT;
7660   else
7661     letter_element = EL_CHAR_ASCII0 + letter;
7662
7663   if (mode != TEXT_INIT)
7664   {
7665     if (!typing)
7666       return FALSE;
7667
7668     if (mode != TEXT_SETCURSOR)
7669     {
7670       sx = last_sx;
7671       sy = last_sy;
7672     }
7673
7674     lx = last_sx + level_xpos;
7675     ly = last_sy + level_ypos;
7676   }
7677
7678   switch (mode)
7679   {
7680     case TEXT_INIT:
7681       if (typing)
7682         DrawLevelText(0, 0, 0, TEXT_END);
7683
7684       typing = TRUE;
7685       start_sx = last_sx = sx;
7686       start_sy = last_sy = sy;
7687       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
7688       break;
7689
7690     case TEXT_SETCURSOR:
7691       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
7692       DrawAreaBorder(sx, sy, sx, sy);
7693       last_sx = sx;
7694       last_sy = sy;
7695       break;
7696
7697     case TEXT_WRITECHAR:
7698       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
7699       {
7700         delete_buffer[sx - start_sx] = Feld[lx][ly];
7701         Feld[lx][ly] = letter_element;
7702
7703         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
7704           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
7705         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
7706           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7707         else
7708           DrawLevelText(0, 0, 0, TEXT_END);
7709       }
7710       break;
7711
7712     case TEXT_BACKSPACE:
7713       if (sx > start_sx)
7714       {
7715         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
7716         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
7717         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
7718       }
7719       break;
7720
7721     case TEXT_NEWLINE:
7722       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
7723         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
7724       else
7725         DrawLevelText(0, 0, 0, TEXT_END);
7726       break;
7727
7728     case TEXT_END:
7729       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7730       DrawMiniElement(sx, sy, Feld[lx][ly]);
7731       typing = FALSE;
7732       break;
7733
7734     case TEXT_QUERY_TYPING:
7735       break;
7736
7737     default:
7738       break;
7739   }
7740
7741   return typing;
7742 }
7743
7744 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
7745                           int element, boolean change_level)
7746 {
7747   int lx = sx + level_xpos;
7748   int ly = sy + level_ypos;
7749
7750   if (element == -1)
7751     DrawMiniElement(sx, sy, Feld[lx][ly]);
7752   else
7753     DrawAreaBorder(sx, sy, sx, sy);
7754 }
7755
7756 static void CopyLevelToUndoBuffer(int mode)
7757 {
7758   static boolean accumulated_undo = FALSE;
7759   boolean new_undo_buffer_position = TRUE;
7760   int last_border_element;
7761   int x, y;
7762
7763   switch (mode)
7764   {
7765     case UNDO_IMMEDIATE:
7766       accumulated_undo = FALSE;
7767       break;
7768
7769     case UNDO_ACCUMULATE:
7770       if (accumulated_undo)
7771         new_undo_buffer_position = FALSE;
7772       accumulated_undo = TRUE;
7773       break;
7774
7775     default:
7776       break;
7777   }
7778
7779   if (new_undo_buffer_position)
7780   {
7781     /* new position in undo buffer ring */
7782     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
7783
7784     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
7785       undo_buffer_steps++;
7786   }
7787
7788   for (x = 0; x < lev_fieldx; x++)
7789     for (y = 0; y < lev_fieldy; y++)
7790       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
7791
7792   /* check if drawing operation forces change of border style */
7793   last_border_element = BorderElement;
7794   SetBorderElement();
7795   if (BorderElement != last_border_element)
7796     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7797 }
7798
7799 static void RandomPlacement(int new_element)
7800 {
7801   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
7802   int num_free_positions;
7803   int num_percentage;
7804   int num_elements;
7805   int x, y;
7806
7807   /* determine number of free positions for the new elements */
7808   /* (maybe this statement should be formatted a bit more readable...) */
7809   num_free_positions = 0;
7810   for (x = 0; x < lev_fieldx; x++)
7811     for (y = 0; y < lev_fieldy; y++)
7812       if ((free_position[x][y] =
7813            ((random_placement_background_restricted &&
7814              Feld[x][y] == random_placement_background_element) ||
7815             (!random_placement_background_restricted &&
7816              Feld[x][y] != new_element))) == TRUE)
7817         num_free_positions++;
7818
7819   /* determine number of new elements to place there */
7820   num_percentage = num_free_positions * random_placement_value / 100;
7821   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
7822                   num_percentage : random_placement_value);
7823
7824   /* if not more free positions than elements to place, fill whole level */
7825   if (num_elements >= num_free_positions)
7826   {
7827     for (x = 0; x < lev_fieldx; x++)
7828       for (y = 0; y < lev_fieldy; y++)
7829         Feld[x][y] = new_element;
7830
7831     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7832     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7833     return;
7834   }
7835
7836   while (num_elements > 0)
7837   {
7838     x = RND(lev_fieldx);
7839     y = RND(lev_fieldy);
7840
7841     /* don't place element at the same position twice */
7842     if (free_position[x][y])
7843     {
7844       free_position[x][y] = FALSE;
7845       Feld[x][y] = new_element;
7846       num_elements--;
7847     }
7848   }
7849
7850   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7851   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7852 }
7853
7854 void WrapLevel(int dx, int dy)
7855 {
7856   int wrap_dx = lev_fieldx - dx;
7857   int wrap_dy = lev_fieldy - dy;
7858   int x, y;
7859
7860   for (x = 0; x < lev_fieldx; x++)
7861     for (y = 0; y < lev_fieldy; y++)
7862       FieldBackup[x][y] = Feld[x][y];
7863
7864   for (x = 0; x < lev_fieldx; x++)
7865     for (y = 0; y < lev_fieldy; y++)
7866       Feld[x][y] =
7867         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
7868
7869   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7870   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
7871 }
7872
7873 static void HandleDrawingAreas(struct GadgetInfo *gi)
7874 {
7875   static boolean started_inside_drawing_area = FALSE;
7876   int id = gi->custom_id;
7877   boolean button_press_event;
7878   boolean button_release_event;
7879   boolean inside_drawing_area = !gi->event.off_borders;
7880   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
7881   int actual_drawing_function;
7882   int button = gi->event.button;
7883   int new_element = BUTTON_ELEMENT(button);
7884   int sx = gi->event.x, sy = gi->event.y;
7885   int min_sx = 0, min_sy = 0;
7886   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
7887   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
7888   int lx = 0, ly = 0;
7889   int min_lx = 0, min_ly = 0;
7890   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7891   int x, y;
7892
7893   /* handle info callback for each invocation of action callback */
7894   gi->callback_info(gi);
7895
7896   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
7897   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
7898
7899   /* make sure to stay inside drawing area boundaries */
7900   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7901   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7902
7903   if (draw_level)
7904   {
7905     /* get positions inside level field */
7906     lx = sx + level_xpos;
7907     ly = sy + level_ypos;
7908
7909     if (!IN_LEV_FIELD(lx, ly))
7910       inside_drawing_area = FALSE;
7911
7912     /* make sure to stay inside level field boundaries */
7913     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7914     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7915
7916     /* correct drawing area positions accordingly */
7917     sx = lx - level_xpos;
7918     sy = ly - level_ypos;
7919   }
7920
7921   if (button_press_event)
7922     started_inside_drawing_area = inside_drawing_area;
7923
7924   if (!started_inside_drawing_area)
7925     return;
7926
7927   if (!button && !button_release_event)
7928     return;
7929
7930   /* automatically switch to 'single item' drawing mode, if needed */
7931   actual_drawing_function =
7932     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
7933      drawing_function : GADGET_ID_SINGLE_ITEMS);
7934
7935   /* clicking into drawing area with pressed Control key picks element */
7936   if (GetKeyModState() & KMOD_Control)
7937   {
7938     last_drawing_function = drawing_function;
7939     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7940   }
7941
7942   switch (actual_drawing_function)
7943   {
7944     case GADGET_ID_SINGLE_ITEMS:
7945       if (draw_level)
7946       {
7947         if (button_release_event)
7948         {
7949           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7950
7951           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
7952               !inside_drawing_area)
7953             DeleteBrushFromCursor();
7954         }
7955
7956         if (!button)
7957           break;
7958
7959         if (draw_with_brush)
7960         {
7961           if (!button_release_event)
7962             CopyBrushToLevel(sx, sy, button);
7963         }
7964         else if (new_element != Feld[lx][ly])
7965         {
7966           if (new_element == EL_PLAYER_1)
7967           {
7968             /* remove player at old position */
7969             for (y = 0; y < lev_fieldy; y++)
7970             {
7971               for (x = 0; x < lev_fieldx; x++)
7972               {
7973                 if (Feld[x][y] == EL_PLAYER_1)
7974                 {
7975                   Feld[x][y] = EL_EMPTY;
7976                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
7977                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
7978                     DrawMiniElement(x - level_xpos, y - level_ypos,
7979                                     EL_EMPTY);
7980                 }
7981               }
7982             }
7983           }
7984
7985           Feld[lx][ly] = new_element;
7986           DrawMiniElement(sx, sy, new_element);
7987         }
7988       }
7989       else
7990       {
7991         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
7992           DrawMiniGraphicExt(drawto,
7993                              gi->x + sx * MINI_TILEX,
7994                              gi->y + sy * MINI_TILEY,
7995                              el2edimg(new_element));
7996         else
7997           DrawGraphicExt(drawto,
7998                          gi->x + sx * TILEX,
7999                          gi->y + sy * TILEY,
8000                          el2img(new_element), 0);
8001
8002         if (id == GADGET_ID_AMOEBA_CONTENT)
8003           level.amoeba_content = new_element;
8004         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8005         {
8006           new_element = GFX_ELEMENT(new_element);
8007           custom_element.gfx_element = new_element;
8008
8009           CopyElementPropertiesToGame(properties_element);
8010
8011           UpdateCustomElementGraphicGadgets();
8012
8013           FrameCounter = 0;     /* restart animation frame counter */
8014         }
8015         else if (id == GADGET_ID_CUSTOM_CONTENT)
8016         {
8017           custom_element.content[sx][sy] = new_element;
8018
8019           CopyCustomElementPropertiesToGame(properties_element);
8020         }
8021         else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8022         {
8023           custom_element.move_enter_element = new_element;
8024
8025           CopyCustomElementPropertiesToGame(properties_element);
8026         }
8027         else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8028         {
8029           custom_element.move_leave_element = new_element;
8030
8031           CopyCustomElementPropertiesToGame(properties_element);
8032         }
8033         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8034         {
8035           custom_element_change.target_element = new_element;
8036
8037           CopyCustomElementPropertiesToGame(properties_element);
8038         }
8039         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8040         {
8041           custom_element_change.content[sx][sy] = new_element;
8042
8043           CopyCustomElementPropertiesToGame(properties_element);
8044         }
8045         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8046         {
8047           custom_element_change.trigger_element = new_element;
8048
8049           CopyCustomElementPropertiesToGame(properties_element);
8050         }
8051         else if (id == GADGET_ID_GROUP_CONTENT)
8052         {
8053           group_element_info.element[sx] = new_element;
8054
8055           CopyGroupElementPropertiesToGame(properties_element);
8056         }
8057         else if (id == GADGET_ID_RANDOM_BACKGROUND)
8058           random_placement_background_element = new_element;
8059         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8060                  id <= GADGET_ID_ELEMENT_CONTENT_7)
8061           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
8062             new_element;
8063       }
8064       break;
8065
8066     case GADGET_ID_CONNECTED_ITEMS:
8067       {
8068         static int last_sx = -1;
8069         static int last_sy = -1;
8070
8071         if (button_release_event)
8072           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8073
8074         if (button)
8075         {
8076           if (!button_press_event)
8077             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
8078
8079           last_sx = sx;
8080           last_sy = sy;
8081         }
8082       }
8083       break;
8084
8085     case GADGET_ID_LINE:
8086     case GADGET_ID_ARC:
8087     case GADGET_ID_RECTANGLE:
8088     case GADGET_ID_FILLED_BOX:
8089     case GADGET_ID_GRAB_BRUSH:
8090     case GADGET_ID_TEXT:
8091       {
8092         static int last_sx = -1;
8093         static int last_sy = -1;
8094         static int start_sx = -1;
8095         static int start_sy = -1;
8096         void (*draw_func)(int, int, int, int, int, boolean);
8097
8098         if (drawing_function == GADGET_ID_LINE)
8099           draw_func = DrawLine;
8100         else if (drawing_function == GADGET_ID_ARC)
8101           draw_func = DrawArc;
8102         else if (drawing_function == GADGET_ID_RECTANGLE)
8103           draw_func = DrawBox;
8104         else if (drawing_function == GADGET_ID_FILLED_BOX)
8105           draw_func = DrawFilledBox;
8106         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
8107           draw_func = SelectArea;
8108         else /* (drawing_function == GADGET_ID_TEXT) */
8109           draw_func = SetTextCursor;
8110
8111         if (button_press_event)
8112         {
8113           draw_func(sx, sy, sx, sy, new_element, FALSE);
8114           start_sx = last_sx = sx;
8115           start_sy = last_sy = sy;
8116
8117           if (drawing_function == GADGET_ID_TEXT)
8118             DrawLevelText(0, 0, 0, TEXT_END);
8119         }
8120         else if (button_release_event)
8121         {
8122           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
8123           if (drawing_function == GADGET_ID_GRAB_BRUSH)
8124           {
8125             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
8126             CopyBrushToCursor(sx, sy);
8127             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8128                           MB_LEFTBUTTON);
8129             draw_with_brush = TRUE;
8130           }
8131           else if (drawing_function == GADGET_ID_TEXT)
8132             DrawLevelText(sx, sy, 0, TEXT_INIT);
8133           else
8134             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8135         }
8136         else if (last_sx != sx || last_sy != sy)
8137         {
8138           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
8139           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
8140           last_sx = sx;
8141           last_sy = sy;
8142         }
8143       }
8144       break;
8145
8146     case GADGET_ID_FLOOD_FILL:
8147       if (button_press_event && Feld[lx][ly] != new_element)
8148       {
8149         FloodFill(lx, ly, new_element);
8150         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8151         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
8152       }
8153       break;
8154
8155     case GADGET_ID_PICK_ELEMENT:
8156       if (button_release_event)
8157         ClickOnGadget(level_editor_gadget[last_drawing_function],
8158                       MB_LEFTBUTTON);
8159       else if (draw_level)
8160         PickDrawingElement(button, Feld[lx][ly]);
8161       else if (id == GADGET_ID_AMOEBA_CONTENT)
8162         PickDrawingElement(button, level.amoeba_content);
8163       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
8164         PickDrawingElement(button, custom_element.gfx_element);
8165       else if (id == GADGET_ID_CUSTOM_CONTENT)
8166         PickDrawingElement(button, custom_element.content[sx][sy]);
8167       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
8168         PickDrawingElement(button, custom_element.move_enter_element);
8169       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
8170         PickDrawingElement(button, custom_element.move_leave_element);
8171       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
8172         PickDrawingElement(button, custom_element_change.target_element);
8173       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
8174         PickDrawingElement(button, custom_element_change.content[sx][sy]);
8175       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
8176         PickDrawingElement(button, custom_element_change.trigger_element);
8177       else if (id == GADGET_ID_GROUP_CONTENT)
8178         PickDrawingElement(button, group_element_info.element[sx]);
8179       else if (id == GADGET_ID_RANDOM_BACKGROUND)
8180         PickDrawingElement(button, random_placement_background_element);
8181       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
8182                id <= GADGET_ID_ELEMENT_CONTENT_7)
8183       {
8184         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
8185
8186         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
8187       }
8188
8189       break;
8190
8191     default:
8192       break;
8193   }
8194 }
8195
8196 static void HandleCounterButtons(struct GadgetInfo *gi)
8197 {
8198   int gadget_id = gi->custom_id;
8199   int counter_id = gi->custom_type_id;
8200   int button = gi->event.button;
8201   int *counter_value = counterbutton_info[counter_id].value;
8202   int step = BUTTON_STEPSIZE(button) *
8203     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
8204
8205   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
8206   {
8207     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
8208     boolean released = (gi->event.type == GD_EVENT_RELEASED);
8209     boolean level_changed = LevelChanged();
8210
8211     if ((level_changed && pressed) || (!level_changed && released))
8212       return;
8213
8214     if (level_changed && !Request("Level has changed! Discard changes ?",
8215                                   REQ_ASK))
8216     {
8217       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8218         ModifyEditorCounter(counter_id, *counter_value);
8219       return;
8220     }
8221   }
8222
8223   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
8224     *counter_value = gi->textinput.number_value;
8225   else
8226     ModifyEditorCounter(counter_id, *counter_value + step);
8227
8228   switch (counter_id)
8229   {
8230     case ED_COUNTER_ID_ELEMENT_CONTENT:
8231       DrawElementContentAreas();
8232       break;
8233
8234     case ED_COUNTER_ID_GROUP_CONTENT:
8235       DrawGroupElementArea(properties_element);
8236       CopyGroupElementPropertiesToGame(properties_element);
8237       break;
8238
8239     case ED_COUNTER_ID_ENVELOPE_XSIZE:
8240     case ED_COUNTER_ID_ENVELOPE_YSIZE:
8241       DrawEnvelopeTextArea(-1);
8242       break;
8243
8244     case ED_COUNTER_ID_LEVEL_XSIZE:
8245     case ED_COUNTER_ID_LEVEL_YSIZE:
8246       lev_fieldx = level.fieldx;
8247       lev_fieldy = level.fieldy;
8248       break;
8249
8250     case ED_COUNTER_ID_SELECT_LEVEL:
8251       LoadLevel(level_nr);
8252       TapeErase();
8253       ResetUndoBuffer();
8254       DrawEditModeWindow();
8255       break;
8256
8257     default:
8258       break;
8259   }
8260
8261   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
8262        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
8263       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
8264        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
8265     CopyElementPropertiesToGame(properties_element);
8266 }
8267
8268 static void HandleTextInputGadgets(struct GadgetInfo *gi)
8269 {
8270   int type_id = gi->custom_type_id;
8271
8272   strcpy(textinput_info[type_id].value, gi->textinput.value);
8273
8274   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
8275   {
8276     CopyElementPropertiesToGame(properties_element);
8277
8278     ModifyEditorElementList();  /* update changed button info text */
8279   }
8280 }
8281
8282 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
8283 {
8284   int type_id = gi->custom_type_id;
8285
8286   strcpy(textarea_info[type_id].value, gi->textarea.value);
8287 }
8288
8289 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
8290 {
8291   int type_id = gi->custom_type_id;
8292
8293   *selectbox_info[type_id].value =
8294     selectbox_info[type_id].options[gi->selectbox.index].value;
8295
8296   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
8297   {
8298     element_info[properties_element].current_change_page = gi->selectbox.index;
8299
8300     DrawPropertiesWindow();
8301   }
8302   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
8303             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
8304            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
8305             type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
8306            (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
8307     CopyElementPropertiesToGame(properties_element);
8308 }
8309
8310 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
8311 {
8312   int type_id = gi->custom_type_id;
8313   int i;
8314
8315   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
8316       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
8317   {
8318     edit_mode_properties = gi->custom_type_id;
8319
8320     DrawPropertiesWindow();
8321   }
8322   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
8323   {
8324     char *template_filename = getDefaultLevelFilename(-1);
8325     boolean new_template = !fileExists(template_filename);
8326
8327     if (new_template ||
8328         Request("Save this template and kill the old ?", REQ_ASK))
8329       SaveLevelTemplate();
8330
8331     if (new_template)
8332       Request("Template saved !", REQ_CONFIRM);
8333   }
8334   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
8335            custom_element.num_change_pages < MAX_CHANGE_PAGES)
8336   {
8337     struct ElementInfo *ei = &element_info[properties_element];
8338
8339     setElementChangePages(ei, ei->num_change_pages + 1);
8340
8341     /* set new change page to be new current change page */
8342     ei->current_change_page = ei->num_change_pages - 1;
8343     ei->change = &ei->change_page[ei->current_change_page];
8344
8345     setElementChangeInfoToDefaults(ei->change);
8346
8347     DrawPropertiesWindow();
8348   }
8349   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
8350            custom_element.num_change_pages > MIN_CHANGE_PAGES)
8351   {
8352     struct ElementInfo *ei = &element_info[properties_element];
8353
8354     /* copy all change pages after change page to be deleted */
8355     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
8356       ei->change_page[i] = ei->change_page[i + 1];
8357
8358     setElementChangePages(ei, ei->num_change_pages - 1);
8359
8360     DrawPropertiesWindow();
8361   }
8362 }
8363
8364 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
8365 {
8366   int type_id = gi->custom_type_id;
8367
8368   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
8369       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
8370   {
8371     struct ElementInfo *ei = &element_info[properties_element];
8372     int step = BUTTON_STEPSIZE(gi->event.button);
8373
8374     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
8375     ei->current_change_page += step;
8376
8377     if (ei->current_change_page < 0)
8378       ei->current_change_page = 0;
8379     else if (ei->current_change_page >= ei->num_change_pages)
8380       ei->current_change_page = ei->num_change_pages - 1;
8381
8382     DrawPropertiesWindow();
8383   }
8384 }
8385
8386 static void HandleRadiobuttons(struct GadgetInfo *gi)
8387 {
8388   *radiobutton_info[gi->custom_type_id].value =
8389     radiobutton_info[gi->custom_type_id].checked_value;
8390 }
8391
8392 static void HandleCheckbuttons(struct GadgetInfo *gi)
8393 {
8394   int type_id = gi->custom_type_id;
8395
8396   *checkbutton_info[type_id].value ^= TRUE;
8397
8398   if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
8399       type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
8400       type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
8401       (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
8402          type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
8403         (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
8404          type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
8405        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
8406   {
8407     CopyElementPropertiesToGame(properties_element);
8408   }
8409
8410   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
8411   {
8412     UpdateCustomElementGraphicGadgets();
8413   }
8414   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
8415   {
8416     char *template_filename = getDefaultLevelFilename(-1);
8417
8418     if (level.use_custom_template && !fileExists(template_filename))
8419     {
8420       Request("No level template found !", REQ_CONFIRM);
8421
8422       level.use_custom_template = FALSE;
8423       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
8424
8425       return;
8426     }
8427
8428     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
8429
8430     DrawEditModeWindow();
8431   }
8432 }
8433
8434 static void HandleControlButtons(struct GadgetInfo *gi)
8435 {
8436   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
8437   static int last_edit_mode = ED_MODE_DRAWING;
8438   static int last_custom_copy_mode = -1;
8439   int id = gi->custom_id;
8440   int button = gi->event.button;
8441   int step = BUTTON_STEPSIZE(button);
8442   int new_element = BUTTON_ELEMENT(button);
8443   int x, y;
8444
8445   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
8446     DrawLevelText(0, 0, 0, TEXT_END);
8447
8448   if (id < ED_NUM_CTRL1_BUTTONS &&
8449       id != GADGET_ID_SINGLE_ITEMS &&
8450       id != GADGET_ID_PROPERTIES &&
8451       id != GADGET_ID_PICK_ELEMENT &&
8452       edit_mode != ED_MODE_DRAWING &&
8453       drawing_function != GADGET_ID_PICK_ELEMENT &&
8454       !(GetKeyModState() & KMOD_Control))
8455   {
8456     DrawDrawingWindow();
8457     edit_mode = ED_MODE_DRAWING;
8458   }
8459
8460   /* element copy mode active, but no element button pressed => deactivate */
8461   if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
8462     last_custom_copy_mode = -1;
8463
8464   switch (id)
8465   {
8466     case GADGET_ID_SCROLL_LEFT:
8467       if (level_xpos >= 0)
8468       {
8469         if (lev_fieldx < ed_fieldx - 2)
8470           break;
8471
8472         level_xpos -= step;
8473         if (level_xpos < -1)
8474           level_xpos = -1;
8475         if (button == 1)
8476           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
8477         else
8478           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8479
8480         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8481                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8482       }
8483       break;
8484
8485     case GADGET_ID_SCROLL_RIGHT:
8486       if (level_xpos <= lev_fieldx - ed_fieldx)
8487       {
8488         if (lev_fieldx < ed_fieldx - 2)
8489           break;
8490
8491         level_xpos += step;
8492         if (level_xpos > lev_fieldx - ed_fieldx + 1)
8493           level_xpos = lev_fieldx - ed_fieldx + 1;
8494         if (button == 1)
8495           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
8496         else
8497           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8498
8499         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
8500                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
8501       }
8502       break;
8503
8504     case GADGET_ID_SCROLL_UP:
8505       if (level_ypos >= 0)
8506       {
8507         if (lev_fieldy < ed_fieldy - 2)
8508           break;
8509
8510         level_ypos -= step;
8511         if (level_ypos < -1)
8512           level_ypos = -1;
8513         if (button == 1)
8514           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
8515         else
8516           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8517
8518         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8519                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8520       }
8521       break;
8522
8523     case GADGET_ID_SCROLL_DOWN:
8524       if (level_ypos <= lev_fieldy - ed_fieldy)
8525       {
8526         if (lev_fieldy < ed_fieldy - 2)
8527           break;
8528
8529         level_ypos += step;
8530         if (level_ypos > lev_fieldy - ed_fieldy + 1)
8531           level_ypos = lev_fieldy - ed_fieldy + 1;
8532         if (button == 1)
8533           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
8534         else
8535           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8536
8537         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
8538                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
8539       }
8540       break;
8541
8542     case GADGET_ID_SCROLL_HORIZONTAL:
8543       level_xpos = gi->event.item_position - 1;
8544       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8545       break;
8546
8547     case GADGET_ID_SCROLL_VERTICAL:
8548       level_ypos = gi->event.item_position - 1;
8549       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8550       break;
8551
8552     case GADGET_ID_SCROLL_LIST_UP:
8553     case GADGET_ID_SCROLL_LIST_DOWN:
8554     case GADGET_ID_SCROLL_LIST_VERTICAL:
8555       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
8556         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
8557       else
8558       {
8559         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
8560         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
8561
8562         if (element_shift < 0)
8563           element_shift = 0;
8564         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
8565           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
8566
8567         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
8568                      GDI_SCROLLBAR_ITEM_POSITION,
8569                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
8570       }
8571
8572       ModifyEditorElementList();
8573
8574       break;
8575
8576     case GADGET_ID_WRAP_LEFT:
8577       WrapLevel(-step, 0);
8578       break;
8579
8580     case GADGET_ID_WRAP_RIGHT:
8581       WrapLevel(step, 0);
8582       break;
8583
8584     case GADGET_ID_WRAP_UP:
8585       WrapLevel(0, -step);
8586       break;
8587
8588     case GADGET_ID_WRAP_DOWN:
8589       WrapLevel(0, step);
8590       break;
8591
8592     case GADGET_ID_SINGLE_ITEMS:
8593     case GADGET_ID_CONNECTED_ITEMS:
8594     case GADGET_ID_LINE:
8595     case GADGET_ID_ARC:
8596     case GADGET_ID_TEXT:
8597     case GADGET_ID_RECTANGLE:
8598     case GADGET_ID_FILLED_BOX:
8599     case GADGET_ID_FLOOD_FILL:
8600     case GADGET_ID_GRAB_BRUSH:
8601     case GADGET_ID_PICK_ELEMENT:
8602       if (drawing_function != GADGET_ID_PICK_ELEMENT)
8603         last_drawing_function = drawing_function;
8604       drawing_function = id;
8605       draw_with_brush = FALSE;
8606       break;
8607
8608     case GADGET_ID_RANDOM_PLACEMENT:
8609       RandomPlacement(new_element);
8610       break;
8611
8612     case GADGET_ID_PROPERTIES:
8613       if (edit_mode != ED_MODE_PROPERTIES)
8614       {
8615         properties_element = new_element;
8616         DrawPropertiesWindow();
8617         edit_mode = ED_MODE_PROPERTIES;
8618
8619         last_level_drawing_function = drawing_function;
8620         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
8621                       MB_LEFTBUTTON);
8622       }
8623       else
8624       {
8625         DrawDrawingWindow();
8626         edit_mode = ED_MODE_DRAWING;
8627
8628         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
8629                       MB_LEFTBUTTON);
8630       }
8631       break;
8632
8633     case GADGET_ID_CUSTOM_COPY_FROM:
8634     case GADGET_ID_CUSTOM_COPY_TO:
8635     case GADGET_ID_CUSTOM_EXCHANGE:
8636       last_custom_copy_mode = id;
8637       last_drawing_function = drawing_function;
8638       break;
8639
8640     case GADGET_ID_UNDO:
8641       if (undo_buffer_steps == 0)
8642       {
8643         Request("Undo buffer empty !", REQ_CONFIRM);
8644         break;
8645       }
8646
8647       if (edit_mode != ED_MODE_DRAWING)
8648       {
8649         DrawDrawingWindow();
8650         edit_mode = ED_MODE_DRAWING;
8651       }
8652
8653       undo_buffer_position =
8654         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
8655       undo_buffer_steps--;
8656
8657       for (x = 0; x < lev_fieldx; x++)
8658         for (y = 0; y < lev_fieldy; y++)
8659           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
8660       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
8661       break;
8662
8663     case GADGET_ID_INFO:
8664       if (edit_mode != ED_MODE_INFO)
8665       {
8666         last_edit_mode = edit_mode;
8667         edit_mode = ED_MODE_INFO;
8668
8669         DrawLevelInfoWindow();
8670       }
8671       else
8672       {
8673         edit_mode = last_edit_mode;
8674
8675         DrawEditModeWindow();
8676       }
8677       break;
8678
8679     case GADGET_ID_CLEAR:
8680       if (edit_mode != ED_MODE_DRAWING)
8681       {
8682         DrawDrawingWindow();
8683         edit_mode = ED_MODE_DRAWING;
8684       }
8685
8686       for (x = 0; x < MAX_LEV_FIELDX; x++)
8687         for (y = 0; y < MAX_LEV_FIELDY; y++)
8688           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
8689       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
8690
8691       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
8692       break;
8693
8694     case GADGET_ID_SAVE:
8695       if (leveldir_current->readonly)
8696       {
8697         Request("This level is read only !", REQ_CONFIRM);
8698         break;
8699       }
8700
8701       if (!LevelContainsPlayer)
8702         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8703       else
8704       {
8705         char *level_filename = getDefaultLevelFilename(level_nr);
8706         boolean new_level = !fileExists(level_filename);
8707
8708         if (new_level ||
8709             Request("Save this level and kill the old ?", REQ_ASK))
8710         {
8711           CopyPlayfield(Feld, level.field);
8712
8713           SaveLevel(level_nr);
8714         }
8715
8716         if (new_level)
8717           Request("Level saved !", REQ_CONFIRM);
8718       }
8719       break;
8720
8721     case GADGET_ID_TEST:
8722       if (!LevelContainsPlayer)
8723         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
8724       else
8725       {
8726         if (LevelChanged())
8727           level.game_version = GAME_VERSION_ACTUAL;
8728
8729         CopyPlayfield(level.field, FieldBackup);
8730         CopyPlayfield(Feld, level.field);
8731
8732         UnmapLevelEditorGadgets();
8733         UndrawSpecialEditorDoor();
8734
8735         CloseDoor(DOOR_CLOSE_ALL);
8736
8737         DrawCompleteVideoDisplay();
8738
8739         if (setup.autorecord)
8740           TapeStartRecording();
8741
8742         level_editor_test_game = TRUE;
8743         game_status = GAME_MODE_PLAYING;
8744
8745         InitGame();
8746       }
8747       break;
8748
8749     case GADGET_ID_EXIT:
8750       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
8751       break;
8752
8753     default:
8754       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
8755           id <= GADGET_ID_ELEMENTLIST_LAST)
8756       {
8757         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
8758         int new_element = editor_elements[element_position + element_shift];
8759
8760         if (last_custom_copy_mode != -1)
8761         {
8762           if (CopyCustomElement(properties_element, new_element,
8763                                 last_custom_copy_mode))
8764           {
8765             ClickOnGadget(level_editor_gadget[last_drawing_function],
8766                           MB_LEFTBUTTON);
8767
8768             last_custom_copy_mode = -1;
8769           }
8770
8771           break;
8772         }
8773
8774         PickDrawingElement(button, new_element);
8775
8776         if (!stick_element_properties_window &&
8777             drawing_function != GADGET_ID_PICK_ELEMENT &&
8778             !(GetKeyModState() & KMOD_Control))
8779         {
8780           properties_element = new_element;
8781           if (edit_mode == ED_MODE_PROPERTIES)
8782             DrawPropertiesWindow();
8783         }
8784
8785         if (drawing_function == GADGET_ID_PICK_ELEMENT)
8786           ClickOnGadget(level_editor_gadget[last_drawing_function],
8787                         MB_LEFTBUTTON);
8788       }
8789 #ifdef DEBUG
8790       else if (gi->event.type == GD_EVENT_PRESSED)
8791         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
8792       else if (gi->event.type == GD_EVENT_RELEASED)
8793         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
8794       else if (gi->event.type == GD_EVENT_MOVING)
8795         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
8796       else
8797         printf("default: HandleControlButtons: ? (id == %d)\n", id);
8798 #endif
8799       break;
8800   }
8801 }
8802
8803 void HandleLevelEditorKeyInput(Key key)
8804 {
8805   char letter = getCharFromKey(key);
8806   int button = MB_LEFTBUTTON;
8807
8808   if (drawing_function == GADGET_ID_TEXT &&
8809       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
8810   {
8811     if (letter)
8812       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
8813     else if (key == KSYM_Delete || key == KSYM_BackSpace)
8814       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
8815     else if (key == KSYM_Return)
8816       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
8817     else if (key == KSYM_Escape)
8818       DrawLevelText(0, 0, 0, TEXT_END);
8819   }
8820   else if (button_status == MB_RELEASED)
8821   {
8822     int i, id = GADGET_ID_NONE;
8823
8824     switch (key)
8825     {
8826       case KSYM_Left:
8827         id = GADGET_ID_SCROLL_LEFT;
8828         break;
8829       case KSYM_Right:
8830         id = GADGET_ID_SCROLL_RIGHT;
8831         break;
8832       case KSYM_Up:
8833         id = GADGET_ID_SCROLL_UP;
8834         break;
8835       case KSYM_Down:
8836         id = GADGET_ID_SCROLL_DOWN;
8837         break;
8838       case KSYM_Page_Up:
8839         id = GADGET_ID_SCROLL_LIST_UP;
8840         button = MB_RIGHTBUTTON;
8841         break;
8842       case KSYM_Page_Down:
8843         id = GADGET_ID_SCROLL_LIST_DOWN;
8844         button = MB_RIGHTBUTTON;
8845         break;
8846
8847       case KSYM_Escape:
8848         if (edit_mode == ED_MODE_DRAWING)
8849         {
8850           RequestExitLevelEditor(setup.ask_on_escape);
8851         }
8852         else
8853         {
8854           DrawDrawingWindow();
8855           edit_mode = ED_MODE_DRAWING;
8856         }
8857         break;
8858
8859       default:
8860         break;
8861     }
8862
8863     if (id != GADGET_ID_NONE)
8864       ClickOnGadget(level_editor_gadget[id], button);
8865     else if (letter == '.')
8866       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
8867     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
8868       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
8869     else
8870       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
8871         if (letter && letter == control_info[i].shortcut)
8872           if (!anyTextGadgetActive())
8873             ClickOnGadget(level_editor_gadget[i], button);
8874   }
8875 }
8876
8877 void HandleLevelEditorIdle()
8878 {
8879   static unsigned long action_delay = 0;
8880   unsigned long action_delay_value = GameFrameDelay;
8881   int xpos = 1, ypos = 2;
8882
8883   if (edit_mode != ED_MODE_PROPERTIES)
8884     return;
8885
8886   if (!DelayReached(&action_delay, action_delay_value))
8887     return;
8888
8889   DrawGraphicAnimationExt(drawto,
8890                           SX + xpos * TILEX,
8891                           SY + ypos * TILEY + MINI_TILEY / 2,
8892                           el2img(properties_element), -1, NO_MASKING);
8893
8894   MarkTileDirty(xpos, ypos);
8895   MarkTileDirty(xpos, ypos + 1);
8896
8897   FrameCounter++;       /* increase animation frame counter */
8898 }
8899
8900 void ClearEditorGadgetInfoText()
8901 {
8902   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
8903 }
8904
8905 void HandleEditorGadgetInfoText(void *ptr)
8906 {
8907   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
8908   char infotext[MAX_OUTPUT_LINESIZE + 1];
8909   char shortcut[MAX_OUTPUT_LINESIZE + 1];
8910   int max_infotext_len = getMaxInfoTextLength();
8911
8912   if (game_status != GAME_MODE_EDITOR)
8913     return;
8914
8915   ClearEditorGadgetInfoText();
8916
8917   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8918     return;
8919
8920   /* misuse this function to delete brush cursor, if needed */
8921   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
8922     DeleteBrushFromCursor();
8923
8924   if (gi == NULL || gi->info_text == NULL)
8925     return;
8926
8927   strncpy(infotext, gi->info_text, max_infotext_len);
8928   infotext[max_infotext_len] = '\0';
8929
8930   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
8931   {
8932     int key = control_info[gi->custom_id].shortcut;
8933
8934     if (key)
8935     {
8936       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
8937         sprintf(shortcut, " ('.' or '%c')", key);
8938       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
8939         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
8940       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
8941         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
8942       else                                              /* normal case */
8943         sprintf(shortcut, " ('%s%c')",
8944                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
8945
8946       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
8947         strcat(infotext, shortcut);
8948     }
8949   }
8950
8951   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
8952 }
8953
8954 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
8955 {
8956   static int start_lx, start_ly;
8957   int id = gi->custom_id;
8958   int sx = gi->event.x;
8959   int sy = gi->event.y;
8960   int lx = sx + level_xpos;
8961   int ly = sy + level_ypos;
8962   int min_sx = 0, min_sy = 0;
8963   int max_sx = gi->drawing.area_xsize - 1;
8964   int max_sy = gi->drawing.area_ysize - 1;
8965   int actual_drawing_function = drawing_function;
8966   int max_infotext_len = getMaxInfoTextLength();
8967   char infotext[MAX_OUTPUT_LINESIZE + 1];
8968   char *text;
8969
8970   infotext[0] = '\0';           /* start with empty info text */
8971
8972   /* pressed Control key: simulate picking element */
8973   if (GetKeyModState() & KMOD_Control)
8974     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
8975
8976   ClearEditorGadgetInfoText();
8977
8978   if (gi->event.type == GD_EVENT_INFO_LEAVING)
8979     return;
8980
8981   /* make sure to stay inside drawing area boundaries */
8982   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
8983   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
8984
8985   if (id == GADGET_ID_DRAWING_LEVEL)
8986   {
8987     if (button_status)
8988     {
8989       int min_lx = 0, min_ly = 0;
8990       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
8991
8992       /* get positions inside level field */
8993       lx = sx + level_xpos;
8994       ly = sy + level_ypos;
8995
8996       /* make sure to stay inside level field boundaries */
8997       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
8998       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
8999
9000       /* correct drawing area positions accordingly */
9001       sx = lx - level_xpos;
9002       sy = ly - level_ypos;
9003     }
9004
9005     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
9006     {
9007       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
9008       {
9009         if (gi->event.type == GD_EVENT_PRESSED)
9010         {
9011           start_lx = lx;
9012           start_ly = ly;
9013         }
9014
9015         switch (actual_drawing_function)
9016         {
9017           case GADGET_ID_SINGLE_ITEMS:
9018             text = "Drawing single items";
9019             break;
9020           case GADGET_ID_CONNECTED_ITEMS:
9021             text = "Drawing connected items";
9022             break;
9023           case GADGET_ID_LINE:
9024             text = "Drawing line";
9025             break;
9026           case GADGET_ID_ARC:
9027             text = "Drawing arc";
9028             break;
9029           case GADGET_ID_TEXT:
9030             text = "Setting text cursor";
9031             break;
9032           case GADGET_ID_RECTANGLE:
9033             text = "Drawing rectangle";
9034             break;
9035           case GADGET_ID_FILLED_BOX:
9036             text = "Drawing filled box";
9037             break;
9038           case GADGET_ID_FLOOD_FILL:
9039             text = "Flood fill";
9040             break;
9041           case GADGET_ID_GRAB_BRUSH:
9042             text = "Grabbing brush";
9043             break;
9044           case GADGET_ID_PICK_ELEMENT:
9045             text = "Picking element";
9046             break;
9047
9048           default:
9049             text = "Drawing position";
9050             break;
9051         }
9052
9053 #if 1
9054         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9055           sprintf(infotext, "%s: %d, %d", text, lx, ly);
9056         else
9057           sprintf(infotext, "%s: %d, %d", text,
9058                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9059 #else
9060         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9061           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9062                     "%s: %d, %d", infotext, lx, ly);
9063         else
9064           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9065                     "%s: %d, %d", infotext,
9066                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
9067 #endif
9068       }
9069 #if 1
9070       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9071         strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
9072       else
9073         sprintf(infotext, "Level position: %d, %d", lx, ly);
9074 #else
9075       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9076         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9077                   "%s", getElementInfoText(Feld[lx][ly]));
9078       else
9079         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
9080                   "Level position: %d, %d", lx, ly);
9081 #endif
9082     }
9083
9084     /* misuse this function to draw brush cursor, if needed */
9085     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
9086     {
9087       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
9088         CopyBrushToCursor(sx, sy);
9089       else
9090         DeleteBrushFromCursor();
9091     }
9092   }
9093   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
9094   {
9095     int element = EL_EMPTY;
9096
9097     if (id == GADGET_ID_AMOEBA_CONTENT)
9098       element = level.amoeba_content;
9099     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9100       element = custom_element.gfx_element;
9101     else if (id == GADGET_ID_CUSTOM_CONTENT)
9102       element = custom_element.content[sx][sy];
9103     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9104       element = custom_element.move_enter_element;
9105     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9106       element = custom_element.move_leave_element;
9107     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9108       element = custom_element_change.target_element;
9109     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9110       element = custom_element_change.content[sx][sy];
9111     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9112       element = custom_element_change.trigger_element;
9113     else if (id == GADGET_ID_GROUP_CONTENT)
9114       element = group_element_info.element[sx];
9115     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9116       element = random_placement_background_element;
9117     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9118              id <= GADGET_ID_ELEMENT_CONTENT_7)
9119       element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
9120
9121     strncpy(infotext, getElementInfoText(element), max_infotext_len);
9122   }
9123   else
9124   {
9125     if (id == GADGET_ID_AMOEBA_CONTENT)
9126       strcpy(infotext, "Amoeba content");
9127     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
9128       strcpy(infotext, "Custom graphic element");
9129     else if (id == GADGET_ID_CUSTOM_CONTENT)
9130       sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
9131     else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
9132       strcpy(infotext, "Element that can be digged/collected");
9133     else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
9134       strcpy(infotext, "Element that will be left behind");
9135     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
9136       strcpy(infotext, "New element after change");
9137     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
9138       strcpy(infotext, "New extended elements after change");
9139     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
9140       strcpy(infotext, "Other element triggering change");
9141     else if (id == GADGET_ID_GROUP_CONTENT)
9142       sprintf(infotext, "Group element position: %d", sx + 1);
9143     else if (id == GADGET_ID_RANDOM_BACKGROUND)
9144       strcpy(infotext, "Random placement background");
9145     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
9146              id <= GADGET_ID_ELEMENT_CONTENT_7)
9147       sprintf(infotext, "Content area %d position: %d, %d",
9148               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
9149   }
9150
9151   infotext[max_infotext_len] = '\0';
9152
9153   if (strlen(infotext) > 0)
9154     DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
9155 }
9156
9157 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
9158 {
9159   if (!ask_if_level_has_changed ||
9160       !LevelChanged() ||
9161       Request("Level has changed! Exit without saving ?",
9162               REQ_ASK | REQ_STAY_OPEN))
9163   {
9164 #if 1
9165     CloseDoor(DOOR_CLOSE_1);
9166     SetDoorState(DOOR_CLOSE_2);
9167 #else
9168     CloseDoor(DOOR_CLOSE_ALL);
9169 #endif
9170     game_status = GAME_MODE_MAIN;
9171     DrawMainMenu();
9172   }
9173   else
9174   {
9175     CloseDoor(DOOR_CLOSE_1);
9176     BlitBitmap(bitmap_db_door, bitmap_db_door,
9177                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
9178                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
9179     OpenDoor(DOOR_OPEN_1);
9180   }
9181 }