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