src/editor.c

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