src/editor.c

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