src/editor.c

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