src/editor.c

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