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