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 static void ReinitializeElementListButtons()
3140 {
3141   static boolean last_setup_value_headlines = FALSE;
3142   static boolean initialization_needed = TRUE;
3143   int i;
3144
3145   if (!initialization_needed)   /* check if editor element setup has changed */
3146   {
3147     if (last_setup_value_headlines != setup.editor.el_headlines)
3148       initialization_needed = TRUE;
3149
3150     for (i=0; editor_elements_info[i].setup_value != NULL; i++)
3151       if (editor_elements_info[i].last_setup_value !=
3152           *editor_elements_info[i].setup_value)
3153         initialization_needed = TRUE;
3154   }
3155
3156   if (!initialization_needed)
3157     return;
3158
3159   FreeLevelEditorGadgets();
3160   CreateLevelEditorGadgets();
3161
3162   /* store current setup values for next invocation of this function */
3163   last_setup_value_headlines = setup.editor.el_headlines;
3164   for (i=0; editor_elements_info[i].setup_value != NULL; i++)
3165     editor_elements_info[i].last_setup_value =
3166       *editor_elements_info[i].setup_value;
3167
3168   initialization_needed = FALSE;
3169 }
3170
3171 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3172                               boolean input)
3173 {
3174   int border_graphic =
3175     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3176   Bitmap *src_bitmap;
3177   int src_x, src_y;
3178   int num_mini_tilex = width / MINI_TILEX + 1;
3179   int num_mini_tiley = width / MINI_TILEY + 1;
3180   int x, y;
3181
3182   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3183
3184   for (y=0; y < num_mini_tiley; y++)
3185     for (x=0; x < num_mini_tilex; x++)
3186       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3187                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3188                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3189
3190   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3191 }
3192
3193 static void DrawDrawingArea(int id)
3194 {
3195   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3196   int x, y;
3197
3198   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3199     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3200                        el2edimg(random_placement_background_element));
3201   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3202     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3203   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3204     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3205                        el2edimg(custom_element.gfx_element));
3206   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3207     for (y=0; y<3; y++)
3208       for (x=0; x<3; x++)
3209         DrawMiniGraphicExt(drawto,
3210                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3211                            el2edimg(custom_element.content[x][y]));
3212   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3213     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3214                        el2edimg(custom_element_change.target_element));
3215   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3216     for (y=0; y < 3; y++)
3217       for (x=0; x < 3; x++)
3218         DrawMiniGraphicExt(drawto,
3219                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3220                            el2edimg(custom_element_change.content[x][y]));
3221   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3222     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3223                        el2edimg(custom_element_change.trigger_element));
3224   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3225            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3226   {
3227     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3228
3229     for (y=0; y < 3; y++)
3230       for (x=0; x < 3; x++)
3231         DrawMiniGraphicExt(drawto,
3232                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3233                            el2edimg(level.yamyam_content[nr][x][y]));
3234   }
3235 }
3236
3237 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3238 {
3239   int x,y;
3240   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3241   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3242
3243   BlitBitmap(drawto, drawto,
3244              SX + (dx == -1 ? MINI_TILEX : 0),
3245              SY + (dy == -1 ? MINI_TILEY : 0),
3246              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
3247              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
3248              SX + (dx == +1 ? MINI_TILEX : 0),
3249              SY + (dy == +1 ? MINI_TILEY : 0));
3250   if (dx)
3251   {
3252     x = (dx == 1 ? 0 : ed_fieldx - 1);
3253     for(y=0; y<ed_fieldy; y++)
3254       DrawMiniElementOrWall(x, y, from_x, from_y);
3255   }
3256   else if (dy)
3257   {
3258     y = (dy == 1 ? 0 : ed_fieldy - 1);
3259     for(x=0; x<ed_fieldx; x++)
3260       DrawMiniElementOrWall(x, y, from_x, from_y);
3261   }
3262
3263   redraw_mask |= REDRAW_FIELD;
3264   BackToFront();
3265 }
3266
3267 static void CreateControlButtons()
3268 {
3269   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3270   struct GadgetInfo *gi;
3271   unsigned long event_mask;
3272   int i;
3273
3274   /* create toolbox buttons */
3275   for (i=0; i < ED_NUM_CTRL_BUTTONS; i++)
3276   {
3277     int id = i;
3278     int width, height;
3279     int gd_xoffset, gd_yoffset;
3280     int gd_x1, gd_x2, gd_y1, gd_y2;
3281     int button_type;
3282     int radio_button_nr;
3283     boolean checked;
3284
3285     if (id == GADGET_ID_SINGLE_ITEMS ||
3286         id == GADGET_ID_CONNECTED_ITEMS ||
3287         id == GADGET_ID_LINE ||
3288         id == GADGET_ID_ARC ||
3289         id == GADGET_ID_TEXT ||
3290         id == GADGET_ID_RECTANGLE ||
3291         id == GADGET_ID_FILLED_BOX ||
3292         id == GADGET_ID_FLOOD_FILL ||
3293         id == GADGET_ID_GRAB_BRUSH ||
3294         id == GADGET_ID_PICK_ELEMENT ||
3295         id == GADGET_ID_CUSTOM_COPY_FROM ||
3296         id == GADGET_ID_CUSTOM_COPY_TO ||
3297         id == GADGET_ID_CUSTOM_EXCHANGE)
3298     {
3299       button_type = GD_TYPE_RADIO_BUTTON;
3300       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
3301       checked = (id == drawing_function ? TRUE : FALSE);
3302       event_mask = GD_EVENT_PRESSED;
3303     }
3304     else
3305     {
3306       button_type = GD_TYPE_NORMAL_BUTTON;
3307       radio_button_nr = RADIO_NR_NONE;
3308       checked = FALSE;
3309
3310       if (id == GADGET_ID_WRAP_LEFT ||
3311           id == GADGET_ID_WRAP_RIGHT ||
3312           id == GADGET_ID_WRAP_UP ||
3313           id == GADGET_ID_WRAP_DOWN)
3314         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3315       else
3316         event_mask = GD_EVENT_RELEASED;
3317     }
3318
3319     if (id < ED_NUM_CTRL1_BUTTONS)
3320     {
3321       int x = i % ED_CTRL1_BUTTONS_HORIZ;
3322       int y = i / ED_CTRL1_BUTTONS_HORIZ;
3323
3324       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
3325       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
3326       width = ED_CTRL1_BUTTON_XSIZE;
3327       height = ED_CTRL1_BUTTON_YSIZE;
3328
3329       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3330       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3331       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
3332       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3333     }
3334     else if (id < ED_NUM_CTRL1_2_BUTTONS)
3335     {
3336       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
3337       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
3338
3339       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
3340       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
3341       width = ED_CTRL2_BUTTON_XSIZE;
3342       height = ED_CTRL2_BUTTON_YSIZE;
3343
3344       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3345       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3346       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
3347       gd_y2 = 0;        /* no alternative graphic for these buttons */
3348     }
3349     else
3350     {
3351       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
3352       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
3353
3354       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
3355       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
3356       width = ED_CTRL3_BUTTON_XSIZE;
3357       height = ED_CTRL3_BUTTON_YSIZE;
3358
3359       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
3360       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
3361       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
3362       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3363     }
3364
3365     gi = CreateGadget(GDI_CUSTOM_ID, id,
3366                       GDI_CUSTOM_TYPE_ID, i,
3367                       GDI_INFO_TEXT, control_info[i].text,
3368                       GDI_X, EX + gd_xoffset,
3369                       GDI_Y, EY + gd_yoffset,
3370                       GDI_WIDTH, width,
3371                       GDI_HEIGHT, height,
3372                       GDI_TYPE, button_type,
3373                       GDI_STATE, GD_BUTTON_UNPRESSED,
3374                       GDI_RADIO_NR, radio_button_nr,
3375                       GDI_CHECKED, checked,
3376                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3377                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
3378                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
3379                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3380                       GDI_EVENT_MASK, event_mask,
3381                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3382                       GDI_CALLBACK_ACTION, HandleControlButtons,
3383                       GDI_END);
3384
3385     if (gi == NULL)
3386       Error(ERR_EXIT, "cannot create gadget");
3387
3388     level_editor_gadget[id] = gi;
3389   }
3390
3391   /* create buttons for scrolling of drawing area and element list */
3392   for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
3393   {
3394     int id = scrollbutton_info[i].gadget_id;
3395     int x, y, width, height;
3396     int gd_x1, gd_x2, gd_y1, gd_y2;
3397
3398     x = scrollbutton_info[i].x;
3399     y = scrollbutton_info[i].y;
3400
3401     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3402
3403     if (id == GADGET_ID_SCROLL_LIST_UP ||
3404         id == GADGET_ID_SCROLL_LIST_DOWN)
3405     {
3406       x += DX;
3407       y += DY;
3408       width = ED_SCROLLBUTTON2_XSIZE;
3409       height = ED_SCROLLBUTTON2_YSIZE;
3410       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
3411       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
3412       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
3413       gd_y2 = gd_y1;
3414     }
3415     else
3416     {
3417       x += SX;
3418       y += SY;
3419       width = ED_SCROLLBUTTON_XSIZE;
3420       height = ED_SCROLLBUTTON_YSIZE;
3421       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
3422       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
3423       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
3424       gd_y2 = gd_y1;
3425     }
3426
3427     gi = CreateGadget(GDI_CUSTOM_ID, id,
3428                       GDI_CUSTOM_TYPE_ID, i,
3429                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
3430                       GDI_X, x,
3431                       GDI_Y, y,
3432                       GDI_WIDTH, width,
3433                       GDI_HEIGHT, height,
3434                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3435                       GDI_STATE, GD_BUTTON_UNPRESSED,
3436                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3437                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3438                       GDI_EVENT_MASK, event_mask,
3439                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3440                       GDI_CALLBACK_ACTION, HandleControlButtons,
3441                       GDI_END);
3442
3443     if (gi == NULL)
3444       Error(ERR_EXIT, "cannot create gadget");
3445
3446     level_editor_gadget[id] = gi;
3447   }
3448
3449   /* create buttons for element list */
3450   for (i=0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3451   {
3452     Bitmap *deco_bitmap;
3453     int deco_x, deco_y, deco_xpos, deco_ypos;
3454     int gd_xoffset, gd_yoffset;
3455     int gd_x1, gd_x2, gd_y;
3456     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
3457     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
3458     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
3459     int element = editor_elements[i];
3460
3461     event_mask = GD_EVENT_RELEASED;
3462
3463     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
3464     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
3465
3466     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
3467     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
3468     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
3469
3470     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
3471     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
3472     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
3473
3474     gi = CreateGadget(GDI_CUSTOM_ID, id,
3475                       GDI_CUSTOM_TYPE_ID, i,
3476                       GDI_INFO_TEXT, getElementInfoText(element),
3477                       GDI_X, DX + gd_xoffset,
3478                       GDI_Y, DY + gd_yoffset,
3479                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
3480                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
3481                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3482                       GDI_STATE, GD_BUTTON_UNPRESSED,
3483                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
3484                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
3485                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
3486                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
3487                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
3488                       GDI_DECORATION_SHIFTING, 1, 1,
3489                       GDI_EVENT_MASK, event_mask,
3490                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3491                       GDI_CALLBACK_ACTION, HandleControlButtons,
3492                       GDI_END);
3493
3494     if (gi == NULL)
3495       Error(ERR_EXIT, "cannot create gadget");
3496
3497     level_editor_gadget[id] = gi;
3498   }
3499 }
3500
3501 static void CreateCounterButtons()
3502 {
3503   int max_infotext_len = getMaxInfoTextLength();
3504   int i;
3505
3506   for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
3507   {
3508     int j;
3509     int x = SX + counterbutton_info[i].x;       /* down count button */
3510     int y = SY + counterbutton_info[i].y;
3511
3512     /* determine horizontal position to the right of specified gadget */
3513     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
3514       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
3515            ED_GADGET_TEXT_DISTANCE);
3516
3517     /* determine horizontal offset for leading text */
3518     if (counterbutton_info[i].text_left != NULL)
3519       x += getTextWidthForGadget(counterbutton_info[i].text_left);
3520
3521     for (j=0; j<2; j++)
3522     {
3523       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3524       struct GadgetInfo *gi;
3525       int id = (j == 0 ?
3526                 counterbutton_info[i].gadget_id_down :
3527                 counterbutton_info[i].gadget_id_up);
3528       int gd_xoffset;
3529       int gd_x, gd_x1, gd_x2, gd_y;
3530       int x_size, y_size;
3531       unsigned long event_mask;
3532       char infotext[max_infotext_len + 1];
3533
3534       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3535
3536       if (i == ED_COUNTER_ID_SELECT_LEVEL)
3537       {
3538         int sid = (j == 0 ?
3539                    ED_SCROLLBUTTON_ID_AREA_LEFT :
3540                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
3541
3542         event_mask |= GD_EVENT_RELEASED;
3543
3544         if (j == 1)
3545           x += 2 * ED_GADGET_DISTANCE;
3546         y += ED_GADGET_DISTANCE;
3547
3548         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
3549         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
3550         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
3551         x_size = ED_SCROLLBUTTON_XSIZE;
3552         y_size = ED_SCROLLBUTTON_YSIZE;
3553       }
3554       else
3555       {
3556         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
3557         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
3558         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
3559         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
3560         x_size = ED_BUTTON_COUNT_XSIZE;
3561         y_size = ED_BUTTON_COUNT_YSIZE;
3562       }
3563
3564       sprintf(infotext, "%s counter value by 1, 5 or 10",
3565               (j == 0 ? "decrease" : "increase"));
3566
3567       gi = CreateGadget(GDI_CUSTOM_ID, id,
3568                         GDI_CUSTOM_TYPE_ID, i,
3569                         GDI_INFO_TEXT, infotext,
3570                         GDI_X, x,
3571                         GDI_Y, y,
3572                         GDI_WIDTH, x_size,
3573                         GDI_HEIGHT, y_size,
3574                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3575                         GDI_STATE, GD_BUTTON_UNPRESSED,
3576                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
3577                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
3578                         GDI_EVENT_MASK, event_mask,
3579                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3580                         GDI_CALLBACK_ACTION, HandleCounterButtons,
3581                         GDI_END);
3582
3583       if (gi == NULL)
3584         Error(ERR_EXIT, "cannot create gadget");
3585
3586       level_editor_gadget[id] = gi;
3587       right_gadget_border[id] =
3588         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
3589
3590       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
3591
3592       if (j == 0)
3593       {
3594         int font_type = FONT_INPUT_1;
3595         int font_type_active = FONT_INPUT_1_ACTIVE;
3596         int gd_width = ED_WIN_COUNT_XSIZE;
3597
3598         id = counterbutton_info[i].gadget_id_text;
3599         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3600
3601         if (i == ED_COUNTER_ID_SELECT_LEVEL)
3602         {
3603           font_type = FONT_LEVEL_NUMBER;
3604           font_type_active = FONT_LEVEL_NUMBER;
3605
3606           x += 2 * ED_GADGET_DISTANCE;
3607           y -= ED_GADGET_DISTANCE;
3608
3609           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
3610           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
3611           gd_width = ED_WIN_COUNT2_XSIZE;
3612         }
3613         else
3614         {
3615           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3616           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3617         }
3618
3619         gi = CreateGadget(GDI_CUSTOM_ID, id,
3620                           GDI_CUSTOM_TYPE_ID, i,
3621                           GDI_INFO_TEXT, "enter counter value",
3622                           GDI_X, x,
3623                           GDI_Y, y,
3624                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
3625                           GDI_NUMBER_VALUE, 0,
3626                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
3627                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
3628                           GDI_TEXT_SIZE, 3,
3629                           GDI_TEXT_FONT, font_type,
3630                           GDI_TEXT_FONT_ACTIVE, font_type_active,
3631                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3632                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3633                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3634                           GDI_DESIGN_WIDTH, gd_width,
3635                           GDI_EVENT_MASK, event_mask,
3636                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3637                           GDI_CALLBACK_ACTION, HandleCounterButtons,
3638                           GDI_END);
3639
3640         if (gi == NULL)
3641           Error(ERR_EXIT, "cannot create gadget");
3642
3643         level_editor_gadget[id] = gi;
3644         right_gadget_border[id] =
3645           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
3646
3647         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
3648       }
3649     }
3650   }
3651 }
3652
3653 static void CreateDrawingAreas()
3654 {
3655   int i;
3656
3657   for (i=0; i<ED_NUM_DRAWING_AREAS; i++)
3658   {
3659     struct GadgetInfo *gi;
3660     unsigned long event_mask;
3661     int id = drawingarea_info[i].gadget_id;
3662     int x = SX + drawingarea_info[i].x;
3663     int y = SY + drawingarea_info[i].y;
3664     int area_xsize = drawingarea_info[i].area_xsize;
3665     int area_ysize = drawingarea_info[i].area_ysize;
3666
3667     event_mask =
3668       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
3669       GD_EVENT_OFF_BORDERS;
3670
3671     /* determine horizontal position to the right of specified gadget */
3672     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
3673       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
3674            ED_DRAWINGAREA_TEXT_DISTANCE);
3675
3676     /* determine horizontal offset for leading text */
3677     if (drawingarea_info[i].text_left != NULL)
3678       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
3679
3680     gi = CreateGadget(GDI_CUSTOM_ID, id,
3681                       GDI_CUSTOM_TYPE_ID, i,
3682                       GDI_X, x,
3683                       GDI_Y, y,
3684                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
3685                       GDI_AREA_SIZE, area_xsize, area_ysize,
3686                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
3687                       GDI_EVENT_MASK, event_mask,
3688                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
3689                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
3690                       GDI_END);
3691
3692     if (gi == NULL)
3693       Error(ERR_EXIT, "cannot create gadget");
3694
3695     level_editor_gadget[id] = gi;
3696     right_gadget_border[id] =
3697       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
3698   }
3699 }
3700
3701 static void CreateTextInputGadgets()
3702 {
3703   int max_infotext_len = getMaxInfoTextLength();
3704   int i;
3705
3706   for (i=0; i<ED_NUM_TEXTINPUT; i++)
3707   {
3708     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3709     int gd_x, gd_y;
3710     struct GadgetInfo *gi;
3711     unsigned long event_mask;
3712     char infotext[MAX_OUTPUT_LINESIZE + 1];
3713     int id = textinput_info[i].gadget_id;
3714
3715     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3716
3717     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3718     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3719
3720     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
3721     infotext[max_infotext_len] = '\0';
3722
3723     gi = CreateGadget(GDI_CUSTOM_ID, id,
3724                       GDI_CUSTOM_TYPE_ID, i,
3725                       GDI_INFO_TEXT, infotext,
3726                       GDI_X, SX + textinput_info[i].x,
3727                       GDI_Y, SY + textinput_info[i].y,
3728                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
3729                       GDI_TEXT_VALUE, textinput_info[i].value,
3730                       GDI_TEXT_SIZE, textinput_info[i].size,
3731                       GDI_TEXT_FONT, FONT_INPUT_1,
3732                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3733                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3734                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3735                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3736                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3737                       GDI_EVENT_MASK, event_mask,
3738                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3739                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
3740                       GDI_END);
3741
3742     if (gi == NULL)
3743       Error(ERR_EXIT, "cannot create gadget");
3744
3745     level_editor_gadget[id] = gi;
3746   }
3747 }
3748
3749 static void CreateTextAreaGadgets()
3750 {
3751   int max_infotext_len = getMaxInfoTextLength();
3752   int i;
3753
3754   for (i=0; i<ED_NUM_TEXTAREAS; i++)
3755   {
3756     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3757     int gd_x, gd_y;
3758     struct GadgetInfo *gi;
3759     unsigned long event_mask;
3760     char infotext[MAX_OUTPUT_LINESIZE + 1];
3761     int id = textarea_info[i].gadget_id;
3762     int area_xsize = textarea_info[i].xsize;
3763     int area_ysize = textarea_info[i].ysize;
3764
3765     event_mask = GD_EVENT_TEXT_LEAVING;
3766
3767     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3768     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3769
3770     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
3771     infotext[max_infotext_len] = '\0';
3772
3773     gi = CreateGadget(GDI_CUSTOM_ID, id,
3774                       GDI_CUSTOM_TYPE_ID, i,
3775                       GDI_INFO_TEXT, infotext,
3776                       GDI_X, SX + textarea_info[i].x,
3777                       GDI_Y, SY + textarea_info[i].y,
3778                       GDI_TYPE, GD_TYPE_TEXT_AREA,
3779                       GDI_AREA_SIZE, area_xsize, area_ysize,
3780                       GDI_TEXT_FONT, FONT_INPUT_1,
3781                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3782                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3783                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3784                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3785                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3786                       GDI_EVENT_MASK, event_mask,
3787                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3788                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
3789                       GDI_END);
3790
3791     if (gi == NULL)
3792       Error(ERR_EXIT, "cannot create gadget");
3793
3794     level_editor_gadget[id] = gi;
3795   }
3796 }
3797
3798 static void CreateSelectboxGadgets()
3799 {
3800   int max_infotext_len = getMaxInfoTextLength();
3801   int i, j;
3802
3803   for (i=0; i<ED_NUM_SELECTBOX; i++)
3804   {
3805     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3806     int gd_x, gd_y;
3807     struct GadgetInfo *gi;
3808     unsigned long event_mask;
3809     char infotext[MAX_OUTPUT_LINESIZE + 1];
3810     int id = selectbox_info[i].gadget_id;
3811     int x = SX + selectbox_info[i].x;
3812     int y = SY + selectbox_info[i].y;
3813
3814     if (selectbox_info[i].size == -1)   /* dynamically determine size */
3815     {
3816       /* (we cannot use -1 for uninitialized values if we directly compare
3817          with results from strlen(), because the '<' and '>' operation will
3818          implicitely cast -1 to an unsigned integer value!) */
3819       selectbox_info[i].size = 0;
3820
3821       for (j=0; selectbox_info[i].options[j].text != NULL; j++)
3822         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
3823           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
3824
3825       selectbox_info[i].size++;         /* add one character empty space */
3826     }
3827
3828     event_mask = GD_EVENT_RELEASED |
3829       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3830
3831     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
3832     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
3833
3834     /* determine horizontal position to the right of specified gadget */
3835     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
3836       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
3837            ED_GADGET_TEXT_DISTANCE);
3838
3839     /* determine horizontal offset for leading text */
3840     if (selectbox_info[i].text_left != NULL)
3841       x += getTextWidthForGadget(selectbox_info[i].text_left);
3842
3843     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
3844     infotext[max_infotext_len] = '\0';
3845
3846     gi = CreateGadget(GDI_CUSTOM_ID, id,
3847                       GDI_CUSTOM_TYPE_ID, i,
3848                       GDI_INFO_TEXT, infotext,
3849                       GDI_X, x,
3850                       GDI_Y, y,
3851                       GDI_TYPE, GD_TYPE_SELECTBOX,
3852                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
3853                       GDI_TEXT_SIZE, selectbox_info[i].size,
3854                       GDI_TEXT_FONT, FONT_INPUT_1,
3855                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3856                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3857                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3858                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3859                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
3860                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3861                       GDI_EVENT_MASK, event_mask,
3862                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3863                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
3864                       GDI_END);
3865
3866     if (gi == NULL)
3867       Error(ERR_EXIT, "cannot create gadget");
3868
3869     level_editor_gadget[id] = gi;
3870     right_gadget_border[id] =
3871       getRightGadgetBorder(gi, selectbox_info[i].text_right);
3872   }
3873 }
3874
3875 static void CreateTextbuttonGadgets()
3876 {
3877   int max_infotext_len = getMaxInfoTextLength();
3878   int i;
3879
3880   for (i=0; i<ED_NUM_TEXTBUTTONS; i++)
3881   {
3882     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3883     int gd_x1, gd_x2, gd_y1, gd_y2;
3884     struct GadgetInfo *gi;
3885     unsigned long event_mask;
3886     char infotext[MAX_OUTPUT_LINESIZE + 1];
3887     int id = textbutton_info[i].gadget_id;
3888     int x = SX + textbutton_info[i].x;
3889     int y = SY + textbutton_info[i].y;
3890
3891     if (textbutton_info[i].size == -1)  /* dynamically determine size */
3892       textbutton_info[i].size = strlen(textbutton_info[i].text);
3893
3894     event_mask = GD_EVENT_RELEASED;
3895
3896     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_ADVANCED)
3897     {
3898       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
3899       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
3900       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
3901       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
3902     }
3903     else
3904     {
3905       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
3906       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
3907       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
3908       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
3909     }
3910
3911     sprintf(infotext, "%s", textbutton_info[i].infotext);
3912     infotext[max_infotext_len] = '\0';
3913
3914     /* determine horizontal position to the right of specified gadget */
3915     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
3916       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
3917            ED_GADGET_TEXT_DISTANCE);
3918
3919     /* determine horizontal offset for leading text */
3920     if (textbutton_info[i].text_left != NULL)
3921       x += getTextWidthForGadget(textbutton_info[i].text_left);
3922
3923     gi = CreateGadget(GDI_CUSTOM_ID, id,
3924                       GDI_CUSTOM_TYPE_ID, i,
3925                       GDI_INFO_TEXT, infotext,
3926                       GDI_X, x,
3927                       GDI_Y, y,
3928                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
3929                       GDI_TEXT_VALUE, textbutton_info[i].text,
3930                       GDI_TEXT_SIZE, textbutton_info[i].size,
3931                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
3932                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
3933                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3934                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
3935                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
3936                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
3937                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3938                       GDI_DECORATION_SHIFTING, 1, 1,
3939                       GDI_EVENT_MASK, event_mask,
3940                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3941                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
3942                       GDI_END);
3943
3944     if (gi == NULL)
3945       Error(ERR_EXIT, "cannot create gadget");
3946
3947     level_editor_gadget[id] = gi;
3948     right_gadget_border[id] =
3949       getRightGadgetBorder(gi, textbutton_info[i].text_right);
3950   }
3951 }
3952
3953 static void CreateGraphicbuttonGadgets()
3954 {
3955   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3956   struct GadgetInfo *gi;
3957   unsigned long event_mask;
3958   int i;
3959
3960   /* create buttons for scrolling of drawing area and element list */
3961   for (i=0; i < ED_NUM_GRAPHICBUTTONS; i++)
3962   {
3963     int id = graphicbutton_info[i].gadget_id;
3964     int gd_x1, gd_x2, gd_y1, gd_y2;
3965     int x = SX + graphicbutton_info[i].x;
3966     int y = SY + graphicbutton_info[i].y;
3967
3968     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3969
3970     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
3971     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
3972     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
3973     gd_y2 = gd_y1;
3974
3975     /* determine horizontal position to the right of specified gadget */
3976     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
3977       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
3978            ED_GADGET_TEXT_DISTANCE);
3979
3980     /* determine horizontal offset for leading text */
3981     if (graphicbutton_info[i].text_left != NULL)
3982       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
3983
3984     gi = CreateGadget(GDI_CUSTOM_ID, id,
3985                       GDI_CUSTOM_TYPE_ID, i,
3986                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
3987                       GDI_X, x,
3988                       GDI_Y, y,
3989                       GDI_WIDTH, graphicbutton_info[i].width,
3990                       GDI_HEIGHT, graphicbutton_info[i].height,
3991                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3992                       GDI_STATE, GD_BUTTON_UNPRESSED,
3993                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3994                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3995                       GDI_EVENT_MASK, event_mask,
3996                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3997                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
3998                       GDI_END);
3999
4000     if (gi == NULL)
4001       Error(ERR_EXIT, "cannot create gadget");
4002
4003     level_editor_gadget[id] = gi;
4004     right_gadget_border[id] =
4005       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4006   }
4007 }
4008
4009 static void CreateScrollbarGadgets()
4010 {
4011   int i;
4012
4013   for (i=0; i<ED_NUM_SCROLLBARS; i++)
4014   {
4015     int id = scrollbar_info[i].gadget_id;
4016     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4017     int gd_x1, gd_x2, gd_y1, gd_y2;
4018     struct GadgetInfo *gi;
4019     int items_max, items_visible, item_position;
4020     unsigned long event_mask;
4021
4022     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4023     {
4024       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4025       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4026       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4027     }
4028     else        /* drawing area scrollbars */
4029     {
4030       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4031       {
4032         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4033         items_visible = ed_fieldx;
4034         item_position = 0;
4035       }
4036       else
4037       {
4038         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4039         items_visible = ed_fieldy;
4040         item_position = 0;
4041       }
4042     }
4043
4044     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4045
4046     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4047     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4048                       scrollbar_info[i].height : scrollbar_info[i].width));
4049     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4050     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4051
4052     gi = CreateGadget(GDI_CUSTOM_ID, id,
4053                       GDI_CUSTOM_TYPE_ID, i,
4054                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4055                       GDI_X, scrollbar_info[i].x,
4056                       GDI_Y, scrollbar_info[i].y,
4057                       GDI_WIDTH, scrollbar_info[i].width,
4058                       GDI_HEIGHT, scrollbar_info[i].height,
4059                       GDI_TYPE, scrollbar_info[i].type,
4060                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4061                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4062                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4063                       GDI_STATE, GD_BUTTON_UNPRESSED,
4064                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4065                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4066                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4067                       GDI_EVENT_MASK, event_mask,
4068                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4069                       GDI_CALLBACK_ACTION, HandleControlButtons,
4070                       GDI_END);
4071
4072     if (gi == NULL)
4073       Error(ERR_EXIT, "cannot create gadget");
4074
4075     level_editor_gadget[id] = gi;
4076   }
4077 }
4078
4079 static void CreateCheckbuttonGadgets()
4080 {
4081   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4082   struct GadgetInfo *gi;
4083   unsigned long event_mask;
4084   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4085   int i;
4086
4087   event_mask = GD_EVENT_PRESSED;
4088
4089   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4090   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4091   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4092   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4093   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4094
4095   for (i=0; i<ED_NUM_CHECKBUTTONS; i++)
4096   {
4097     int id = checkbutton_info[i].gadget_id;
4098     int x = SX + checkbutton_info[i].x;
4099     int y = SY + checkbutton_info[i].y;
4100
4101     if (id == GADGET_ID_STICK_ELEMENT)
4102       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4103     else
4104       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4105
4106     /* determine horizontal position to the right of specified gadget */
4107     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4108       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4109            ED_GADGET_TEXT_DISTANCE);
4110
4111     /* determine horizontal offset for leading text */
4112     if (checkbutton_info[i].text_left != NULL)
4113       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4114
4115     gi = CreateGadget(GDI_CUSTOM_ID, id,
4116                       GDI_CUSTOM_TYPE_ID, i,
4117                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4118                       GDI_X, x,
4119                       GDI_Y, y,
4120                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4121                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4122                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4123                       GDI_CHECKED, *checkbutton_info[i].value,
4124                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4125                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4126                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4127                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4128                       GDI_EVENT_MASK, event_mask,
4129                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4130                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4131                       GDI_END);
4132
4133     if (gi == NULL)
4134       Error(ERR_EXIT, "cannot create gadget");
4135
4136     level_editor_gadget[id] = gi;
4137     right_gadget_border[id] =
4138       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4139   }
4140 }
4141
4142 static void CreateRadiobuttonGadgets()
4143 {
4144   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4145   struct GadgetInfo *gi;
4146   unsigned long event_mask;
4147   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4148   int i;
4149
4150   event_mask = GD_EVENT_PRESSED;
4151
4152   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4153   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4154   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4155   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4156   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4157
4158   for (i=0; i<ED_NUM_RADIOBUTTONS; i++)
4159   {
4160     int id = radiobutton_info[i].gadget_id;
4161     int x = SX + radiobutton_info[i].x;
4162     int y = SY + radiobutton_info[i].y;
4163
4164     int checked =
4165       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4166
4167     /* determine horizontal position to the right of specified gadget */
4168     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4169       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4170            ED_GADGET_TEXT_DISTANCE);
4171
4172     /* determine horizontal offset for leading text */
4173     if (radiobutton_info[i].text_left != NULL)
4174       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4175
4176     gi = CreateGadget(GDI_CUSTOM_ID, id,
4177                       GDI_CUSTOM_TYPE_ID, i,
4178                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4179                       GDI_X, x,
4180                       GDI_Y, y,
4181                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4182                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4183                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4184                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4185                       GDI_CHECKED, checked,
4186                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4187                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4188                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4189                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4190                       GDI_EVENT_MASK, event_mask,
4191                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4192                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4193                       GDI_END);
4194
4195     if (gi == NULL)
4196       Error(ERR_EXIT, "cannot create gadget");
4197
4198     level_editor_gadget[id] = gi;
4199     right_gadget_border[id] =
4200       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4201   }
4202 }
4203
4204 void CreateLevelEditorGadgets()
4205 {
4206   int old_game_status = game_status;
4207
4208   /* setting 'game_status' is needed to get the right fonts for the editor */
4209   game_status = GAME_MODE_EDITOR;
4210
4211   ReinitializeElementList();
4212
4213   CreateControlButtons();
4214   CreateScrollbarGadgets();
4215
4216   /* order of function calls is important because of cross-references */
4217   CreateCheckbuttonGadgets();
4218   CreateCounterButtons();
4219   CreateRadiobuttonGadgets();
4220   CreateTextInputGadgets();
4221   CreateTextAreaGadgets();
4222   CreateSelectboxGadgets();
4223   CreateGraphicbuttonGadgets();
4224   CreateTextbuttonGadgets();
4225   CreateDrawingAreas();
4226
4227   game_status = old_game_status;
4228 }
4229
4230 void FreeLevelEditorGadgets()
4231 {
4232   int i;
4233
4234   for (i=0; i < NUM_EDITOR_GADGETS; i++)
4235     FreeGadget(level_editor_gadget[i]);
4236 }
4237
4238 static void MapCounterButtons(int id)
4239 {
4240   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4241   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4242   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
4243   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
4244 #if 0
4245   char infotext[MAX_OUTPUT_LINESIZE + 1];
4246   int max_infotext_len = getMaxInfoTextLength();
4247   int xoffset_left = 0;
4248   int yoffset_left = ED_BORDER_SIZE;
4249   int xoffset_right = getCounterGadgetWidth();
4250   int yoffset_right = ED_BORDER_SIZE;
4251 #else
4252   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
4253   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4254   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
4255   int yoffset = ED_BORDER_SIZE;
4256   int x_left = gi_down->x - xoffset_left;
4257   int x_right = gi_up->x + gi_up->width + xoffset_right;
4258   int y_above = gi_down->y - yoffset_above;
4259   int x = gi_down->x;
4260   int y = gi_up->y + yoffset;
4261 #endif
4262
4263   if (counterbutton_info[id].text_above)
4264     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
4265
4266   if (counterbutton_info[id].text_left)
4267     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
4268
4269   if (counterbutton_info[id].text_right)
4270     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
4271
4272   ModifyEditorCounter(id, *counterbutton_info[id].value);
4273
4274   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_down]);
4275   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_text]);
4276   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_up]);
4277 }
4278
4279 static void MapControlButtons()
4280 {
4281   int counter_id;
4282   int i;
4283
4284   /* map toolbox buttons (excluding special CE toolbox buttons) */
4285   for (i=0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
4286     MapGadget(level_editor_gadget[i]);
4287
4288   /* map buttons to select elements */
4289   for (i=0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4290     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
4291   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
4292   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
4293   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
4294
4295   /* map buttons to select level */
4296   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
4297   ModifyEditorCounterLimits(counter_id,
4298                             leveldir_current->first_level,
4299                             leveldir_current->last_level);
4300   MapCounterButtons(counter_id);
4301 }
4302
4303 static void MapDrawingArea(int id)
4304 {
4305   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4306   int area_xsize = gi->drawing.area_xsize;
4307   int area_ysize = gi->drawing.area_ysize;
4308   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
4309   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
4310   int x_left  = gi->x - xoffset_left;
4311   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
4312   int x_below = gi->x + (gi->width - xoffset_below) / 2;
4313   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
4314   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
4315
4316   if (drawingarea_info[id].text_left)
4317     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
4318
4319   if (drawingarea_info[id].text_right)
4320     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
4321
4322   if (drawingarea_info[id].text_below)
4323     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
4324
4325   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
4326   {
4327     DrawElementBorder(gi->x, gi->y,
4328                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
4329
4330     DrawDrawingArea(id);
4331   }
4332
4333   MapGadget(gi);
4334 }
4335
4336 static void MapTextInputGadget(int id)
4337 {
4338   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
4339   int xoffset_above = 0;
4340   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4341   int x_above = textinput_info[id].x + xoffset_above;
4342   int y_above = textinput_info[id].y + yoffset_above;
4343
4344   if (textinput_info[id].text_above)
4345     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
4346
4347   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
4348
4349   MapGadget(gi);
4350 }
4351
4352 static void MapTextAreaGadget(int id)
4353 {
4354   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
4355   int xoffset_above = 0;
4356   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4357   int x_above = textarea_info[id].x + xoffset_above;
4358   int y_above = textarea_info[id].y + yoffset_above;
4359
4360   if (textarea_info[id].text_above)
4361     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
4362
4363   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
4364
4365   MapGadget(gi);
4366 }
4367
4368 static void MapSelectboxGadget(int id)
4369 {
4370   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
4371   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
4372   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4373   int yoffset = ED_BORDER_SIZE;
4374   int x_left = gi->x - xoffset_left;
4375   int x_right = gi->x + gi->width + xoffset_right;
4376   int y = gi->y + yoffset;
4377
4378   if (selectbox_info[id].text_left)
4379     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
4380
4381   if (selectbox_info[id].text_right)
4382     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
4383
4384   ModifyEditorSelectbox(id, *selectbox_info[id].value);
4385
4386   MapGadget(gi);
4387 }
4388
4389 static void MapTextbuttonGadget(int id)
4390 {
4391   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
4392   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
4393   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4394   int yoffset = ED_BORDER_SIZE;
4395   int x_left = gi->x - xoffset_left;
4396   int x_right = gi->x + gi->width + xoffset_right;
4397   int y = gi->y + yoffset;
4398
4399   /* only show button to delete change pages when more than minimum pages */
4400   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
4401       custom_element.num_change_pages == MIN_CHANGE_PAGES)
4402     return;
4403
4404   if (textbutton_info[id].text_left)
4405     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
4406
4407   if (textbutton_info[id].text_right)
4408     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
4409
4410   MapGadget(gi);
4411 }
4412
4413 static void MapGraphicbuttonGadget(int id)
4414 {
4415   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
4416   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
4417   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4418   int yoffset = ED_BORDER_SIZE;
4419   int x_left = gi->x - xoffset_left;
4420   int x_right = gi->x + gi->width + xoffset_right;
4421   int y = gi->y + yoffset;
4422
4423   if (graphicbutton_info[id].text_left)
4424     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
4425
4426   if (graphicbutton_info[id].text_right)
4427     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
4428
4429   MapGadget(gi);
4430 }
4431
4432 static void MapRadiobuttonGadget(int id)
4433 {
4434   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
4435   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
4436   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4437   int yoffset = ED_BORDER_SIZE;
4438   int x_left = gi->x - xoffset_left;
4439   int x_right = gi->x + gi->width + xoffset_right;
4440   int y = gi->y + yoffset;
4441   boolean checked =
4442     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
4443
4444   if (radiobutton_info[id].text_left)
4445     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
4446
4447   if (radiobutton_info[id].text_right)
4448     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
4449
4450   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
4451
4452   MapGadget(gi);
4453 }
4454
4455 static void MapCheckbuttonGadget(int id)
4456 {
4457   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
4458   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
4459   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4460   int yoffset = ED_BORDER_SIZE;
4461   int x_left = gi->x - xoffset_left;
4462   int x_right = gi->x + gi->width + xoffset_right;
4463   int y = gi->y + yoffset;
4464
4465   /* special case needed for "sticky" gadget */
4466   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value,
4467                GDI_Y, SY + checkbutton_info[id].y, GDI_END);
4468   y = gi->y + yoffset;
4469
4470   if (checkbutton_info[id].text_left)
4471     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
4472
4473   if (checkbutton_info[id].text_right)
4474     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
4475
4476   MapGadget(gi);
4477 }
4478
4479 static void MapMainDrawingArea()
4480 {
4481   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
4482   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
4483   int i;
4484
4485   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i<=ED_SCROLLBUTTON_ID_AREA_LAST; i++)
4486   {
4487     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
4488           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
4489          no_horizontal_scrollbar) ||
4490         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
4491           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
4492          no_vertical_scrollbar))
4493       continue;
4494
4495     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
4496   }
4497
4498   for (i=ED_SCROLLBAR_ID_AREA_FIRST; i<=ED_SCROLLBAR_ID_AREA_LAST; i++)
4499   {
4500     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
4501         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
4502       continue;
4503
4504     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
4505   }
4506
4507   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
4508 }
4509
4510 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
4511 {
4512   int i;
4513
4514   for (i=0; i < ED_NUM_CTRL_BUTTONS; i++)
4515   {
4516     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
4517         i == GADGET_ID_CUSTOM_COPY_TO ||
4518         i == GADGET_ID_CUSTOM_EXCHANGE)
4519     {
4520       if (map)
4521         MapGadget(level_editor_gadget[i]);
4522       else
4523         UnmapGadget(level_editor_gadget[i]);
4524     }
4525   }
4526 }
4527
4528 static void MapLevelEditorToolboxCustomGadgets()
4529 {
4530   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
4531 }
4532
4533 static void UnmapLevelEditorToolboxCustomGadgets()
4534 {
4535   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
4536 }
4537
4538 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
4539 {
4540   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4541   int i;
4542
4543   for (i=0; i < ED_NUM_CTRL1_BUTTONS; i++)
4544   {
4545     if (i != GADGET_ID_SINGLE_ITEMS &&
4546         i != GADGET_ID_PROPERTIES &&
4547         i != GADGET_ID_PICK_ELEMENT)
4548     {
4549       struct GadgetInfo *gi = level_editor_gadget[i];
4550
4551       if (map)
4552         MapGadget(gi);
4553       else
4554       {
4555         UnmapGadget(gi);
4556
4557         BlitBitmap(gd_bitmap, drawto,
4558                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
4559                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
4560                    gi->width, gi->height, gi->x, gi->y);
4561
4562         redraw_mask |= REDRAW_DOOR_3;
4563       }
4564     }
4565   }
4566 }
4567
4568 static void MapLevelEditorToolboxDrawingGadgets()
4569 {
4570   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
4571 }
4572
4573 static void UnmapLevelEditorToolboxDrawingGadgets()
4574 {
4575   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
4576 }
4577
4578 static void UnmapDrawingArea(int id)
4579 {
4580   UnmapGadget(level_editor_gadget[id]);
4581 }
4582
4583 static void UnmapLevelEditorWindowGadgets()
4584 {
4585   int i;
4586
4587   for (i=0; i < NUM_EDITOR_GADGETS; i++)
4588     if (level_editor_gadget[i]->x < SX + SXSIZE)
4589       UnmapGadget(level_editor_gadget[i]);
4590 }
4591
4592 void UnmapLevelEditorGadgets()
4593 {
4594   int i;
4595
4596   for (i=0; i < NUM_EDITOR_GADGETS; i++)
4597     UnmapGadget(level_editor_gadget[i]);
4598 }
4599
4600 static void ResetUndoBuffer()
4601 {
4602   undo_buffer_position = -1;
4603   undo_buffer_steps = -1;
4604   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
4605 }
4606
4607 static void DrawEditModeWindow()
4608 {
4609   ModifyEditorElementList();
4610   RedrawDrawingElements();
4611
4612   if (edit_mode == ED_MODE_INFO)
4613     DrawLevelInfoWindow();
4614   else if (edit_mode == ED_MODE_PROPERTIES)
4615     DrawPropertiesWindow();
4616   else  /* edit_mode == ED_MODE_DRAWING */
4617     DrawDrawingWindow();
4618 }
4619
4620 static boolean LevelChanged()
4621 {
4622   boolean level_changed = FALSE;
4623   int x, y;
4624
4625   for(y=0; y<lev_fieldy; y++)
4626     for(x=0; x<lev_fieldx; x++)
4627       if (Feld[x][y] != level.field[x][y])
4628         level_changed = TRUE;
4629
4630   return level_changed;
4631 }
4632
4633 static boolean LevelContainsPlayer()
4634 {
4635   boolean player_found = FALSE;
4636   int x, y;
4637
4638   for(y=0; y<lev_fieldy; y++)
4639     for(x=0; x<lev_fieldx; x++)
4640       if (Feld[x][y] == EL_PLAYER_1 ||
4641           Feld[x][y] == EL_SP_MURPHY)
4642         player_found = TRUE;
4643
4644   return player_found;
4645 }
4646
4647 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
4648                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
4649 {
4650   int x, y;
4651
4652   for(x=0; x<lev_fieldx; x++)
4653     for(y=0; y<lev_fieldy; y++)
4654       dst[x][y] = src[x][y];
4655 }
4656
4657 static int setSelectboxValue(int selectbox_id, int new_value)
4658 {
4659   int new_index_value = 0;
4660   int i;
4661
4662   for(i=0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
4663     if (selectbox_info[selectbox_id].options[i].value == new_value)
4664       new_index_value = i;
4665
4666   *selectbox_info[selectbox_id].value =
4667     selectbox_info[selectbox_id].options[new_index_value].value;
4668
4669   return new_index_value;
4670 }
4671
4672 static void copy_custom_element_settings(int element_from, int element_to)
4673 {
4674   struct ElementInfo *ei_from = &element_info[element_from];
4675   struct ElementInfo *ei_to = &element_info[element_to];
4676   int i, x, y;
4677
4678   /* ---------- copy element description ---------- */
4679   for (i=0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
4680     ei_to->description[i] = ei_from->description[i];
4681
4682   /* ---------- copy element properties ---------- */
4683   Properties[element_to][EP_BITFIELD_BASE] =
4684     Properties[element_from][EP_BITFIELD_BASE];
4685
4686   /* ---------- copy custom property values ---------- */
4687
4688   ei_to->use_gfx_element = ei_from->use_gfx_element;
4689   ei_to->gfx_element = ei_from->gfx_element;
4690
4691   ei_to->collect_score = ei_from->collect_score;
4692   ei_to->collect_count = ei_from->collect_count;
4693
4694   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
4695   ei_to->push_delay_random = ei_from->push_delay_random;
4696   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
4697   ei_to->move_delay_random = ei_from->move_delay_random;
4698
4699   ei_to->move_pattern = ei_from->move_pattern;
4700   ei_to->move_direction_initial = ei_from->move_direction_initial;
4701   ei_to->move_stepsize = ei_from->move_stepsize;
4702
4703   ei_to->slippery_type = ei_from->slippery_type;
4704
4705   for(y=0; y<3; y++)
4706     for(x=0; x<3; x++)
4707       ei_to->content[x][y] = ei_from->content[x][y];
4708
4709   ei_to->num_change_pages = ei_from->num_change_pages;
4710   setElementChangePages(ei_to, ei_to->num_change_pages);
4711
4712   for (i=0; i < ei_to->num_change_pages; i++)
4713   {
4714     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
4715     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
4716
4717     /* always start with reliable default values */
4718     setElementChangeInfoToDefaults(change_to);
4719
4720     change_to->events = change_from->events;
4721
4722     change_to->target_element = change_from->target_element;
4723
4724     change_to->delay_fixed = change_from->delay_fixed;
4725     change_to->delay_random = change_from->delay_random;
4726     change_to->delay_frames = change_from->delay_frames;
4727
4728     change_to->trigger_element = change_from->trigger_element;
4729
4730     change_to->explode = change_from->explode;
4731     change_to->use_content = change_from->use_content;
4732     change_to->only_complete = change_from->only_complete;
4733     change_to->use_random_change = change_from->use_random_change;
4734
4735     change_to->random = change_from->random;
4736     change_to->power = change_from->power;
4737
4738     for(y=0; y<3; y++)
4739       for(x=0; x<3; x++)
4740         change_to->content[x][y] = change_from->content[x][y];
4741
4742     change_to->can_change = change_from->can_change;
4743
4744     change_to->sides = change_from->sides;
4745   }
4746
4747   /* mark this custom element as modified */
4748   ei_to->modified_settings = TRUE;
4749 }
4750
4751 static void replace_custom_element_in_settings(int element_from,
4752                                                int element_to)
4753 {
4754   int i, j, x, y;
4755
4756   for (i=0; i < NUM_FILE_ELEMENTS; i++)
4757   {
4758     struct ElementInfo *ei = &element_info[i];
4759
4760     for(y=0; y<3; y++)
4761       for(x=0; x<3; x++)
4762         if (ei->content[x][y] == element_from)
4763           ei->content[x][y] = element_to;
4764
4765     for (j=0; j < ei->num_change_pages; j++)
4766     {
4767       struct ElementChangeInfo *change = &ei->change_page[j];
4768
4769       if (change->target_element == element_from)
4770         change->target_element = element_to;
4771
4772       if (change->trigger_element == element_from)
4773         change->trigger_element = element_to;
4774
4775       for(y=0; y<3; y++)
4776         for(x=0; x<3; x++)
4777           if (change->content[x][y] == element_from)
4778             change->content[x][y] = element_to;
4779     }
4780   }
4781 }
4782
4783 static void replace_custom_element_in_playfield(int element_from,
4784                                                 int element_to)
4785 {
4786   int x, y;
4787
4788   for(x=0; x < lev_fieldx; x++)
4789     for(y=0; y < lev_fieldy; y++)
4790       if (Feld[x][y] == element_from)
4791         Feld[x][y] = element_to;
4792 }
4793
4794 static void CopyCustomElement(int element_old, int element_new, int copy_mode)
4795 {
4796   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
4797   {
4798     copy_custom_element_settings(element_new, element_old);
4799   }
4800   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
4801   {
4802     copy_custom_element_settings(element_old, element_new);
4803   }
4804   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
4805   {
4806     copy_custom_element_settings(element_old, EL_DUMMY);
4807     copy_custom_element_settings(element_new, element_old);
4808     copy_custom_element_settings(EL_DUMMY, element_new);
4809
4810     replace_custom_element_in_settings(element_old, EL_DUMMY);
4811     replace_custom_element_in_settings(element_new, element_old);
4812     replace_custom_element_in_settings(EL_DUMMY, element_new);
4813
4814     replace_custom_element_in_playfield(element_old, EL_DUMMY);
4815     replace_custom_element_in_playfield(element_new, element_old);
4816     replace_custom_element_in_playfield(EL_DUMMY, element_new);
4817   }
4818
4819   UpdateCustomElementGraphicGadgets();
4820   DrawPropertiesWindow();
4821 }
4822
4823 static void CopyCustomElementPropertiesToEditor(int element)
4824 {
4825   int i;
4826   int current_change_page = element_info[element].current_change_page;
4827
4828   /* dynamically (re)build selectbox for selecting change page */
4829   for (i=0; i < element_info[element].num_change_pages; i++)
4830   {
4831     sprintf(options_change_page_strings[i], "%d", i + 1);
4832
4833     options_change_page[i].value = i;
4834     options_change_page[i].text = options_change_page_strings[i];
4835   }
4836
4837   options_change_page[i].value = -1;
4838   options_change_page[i].text = NULL;
4839
4840   /* needed here to initialize combined element properties */
4841   InitElementPropertiesEngine(level.game_version);
4842
4843   element_info[element].change =
4844     &element_info[element].change_page[current_change_page];
4845
4846   custom_element = element_info[element];
4847   custom_element_change = *element_info[element].change;
4848
4849   /* needed to initially set selectbox value variables to reliable defaults */
4850   for (i=0; i < ED_NUM_SELECTBOX; i++)
4851     setSelectboxValue(i, *selectbox_info[i].value);
4852
4853   for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
4854     custom_element_properties[i] = HAS_PROPERTY(element, i);
4855
4856   for (i=0; i < NUM_CHANGE_EVENTS; i++)
4857     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
4858
4859   /* ---------- element settings: configure (custom elements) ------------- */
4860
4861   /* set accessible layer selectbox help value */
4862   custom_element.access_type =
4863     (IS_WALKABLE(element) ? EP_WALKABLE :
4864      IS_PASSABLE(element) ? EP_PASSABLE :
4865      custom_element.access_type);
4866   custom_element.access_layer =
4867     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
4868      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
4869      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
4870      custom_element.access_layer);
4871   custom_element_properties[EP_ACCESSIBLE] =
4872     (IS_ACCESSIBLE_OVER(element) ||
4873      IS_ACCESSIBLE_INSIDE(element) ||
4874      IS_ACCESSIBLE_UNDER(element));
4875
4876   /* set walk-to-object action selectbox help value */
4877   custom_element.walk_to_action =
4878     (IS_DIGGABLE(element) ? EP_DIGGABLE :
4879      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
4880      IS_DROPPABLE(element) ? EP_DROPPABLE :
4881      IS_PUSHABLE(element) ? EP_PUSHABLE :
4882      custom_element.walk_to_action);
4883   custom_element_properties[EP_WALK_TO_OBJECT] =
4884     (IS_DIGGABLE(element) ||
4885      IS_COLLECTIBLE_ONLY(element) ||
4886      IS_DROPPABLE(element) ||
4887      IS_PUSHABLE(element));
4888
4889   /* set smash targets selectbox help value */
4890   custom_element.smash_targets =
4891     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
4892      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
4893      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
4894      custom_element.smash_targets);
4895   custom_element_properties[EP_CAN_SMASH] =
4896     (CAN_SMASH_EVERYTHING(element) ||
4897      CAN_SMASH_ENEMIES(element) ||
4898      CAN_SMASH_PLAYER(element));
4899
4900   /* set deadliness selectbox help value */
4901   custom_element.deadliness =
4902     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
4903      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
4904      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
4905      custom_element.deadliness);
4906   custom_element_properties[EP_DEADLY] =
4907     (DONT_TOUCH(element) ||
4908      DONT_COLLIDE_WITH(element) ||
4909      DONT_RUN_INTO(element));
4910
4911   /* set consistency selectbox help value */
4912   custom_element.consistency =
4913     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
4914      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
4915      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
4916      custom_element.consistency);
4917   custom_element_properties[EP_EXPLODE_RESULT] =
4918     (IS_INDESTRUCTIBLE(element) ||
4919      CAN_EXPLODE_1X1(element) ||
4920      CAN_EXPLODE_3X3(element));
4921
4922   /* special case: sub-settings dependent from main setting */
4923   if (CAN_EXPLODE_BY_FIRE(element))
4924     custom_element.can_explode_by_fire = TRUE;
4925   if (CAN_EXPLODE_SMASHED(element))
4926     custom_element.can_explode_smashed = TRUE;
4927   if (CAN_EXPLODE_IMPACT(element))
4928     custom_element.can_explode_impact  = TRUE;
4929
4930   /* ---------- element settings: advanced (custom elements) --------------- */
4931
4932   /* set "change by direct action" selectbox help value */
4933   custom_element_change.direct_action =
4934     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
4935      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
4936      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
4937      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
4938      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
4939      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
4940      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
4941      HAS_CHANGE_EVENT(element, CE_COLLISION) ? CE_COLLISION :
4942      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
4943      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
4944      custom_element_change.direct_action);
4945
4946   /* set "change by other element action" selectbox help value */
4947   custom_element_change.other_action =
4948     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
4949      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
4950      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
4951      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
4952      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
4953      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
4954      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
4955      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
4956      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
4957      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
4958      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
4959      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
4960      custom_element_change.other_action);
4961 }
4962
4963 static void CopyCustomElementPropertiesToGame(int element)
4964 {
4965   int i;
4966   int access_type_and_layer;
4967
4968   /* mark that this custom element has been modified */
4969   custom_element.modified_settings = TRUE;
4970
4971   if (level.use_custom_template)
4972   {
4973     if (Request("Copy and modify level tem- plate ?", REQ_ASK))
4974     {
4975       level.use_custom_template = FALSE;
4976       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
4977                    GDI_CHECKED, FALSE, GDI_END);
4978     }
4979     else
4980     {
4981       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
4982
4983       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
4984     }
4985   }
4986
4987   element_info[element] = custom_element;
4988   *element_info[element].change = custom_element_change;
4989
4990   /* ---------- element settings: configure (custom elements) ------------- */
4991
4992   /* set accessible property from checkbox and selectbox */
4993   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
4994   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
4995   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
4996   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
4997   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
4998   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
4999   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5000                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5001                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5002   custom_element_properties[access_type_and_layer] =
5003     custom_element_properties[EP_ACCESSIBLE];
5004
5005   /* set walk-to-object property from checkbox and selectbox */
5006   custom_element_properties[EP_DIGGABLE] = FALSE;
5007   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5008   custom_element_properties[EP_DROPPABLE] = FALSE;
5009   custom_element_properties[EP_PUSHABLE] = FALSE;
5010   custom_element_properties[custom_element.walk_to_action] =
5011     custom_element_properties[EP_WALK_TO_OBJECT];
5012
5013   /* set smash property from checkbox and selectbox */
5014   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5015   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5016   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5017   custom_element_properties[custom_element.smash_targets] =
5018     custom_element_properties[EP_CAN_SMASH];
5019
5020   /* set deadliness property from checkbox and selectbox */
5021   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5022   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5023   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5024   custom_element_properties[custom_element.deadliness] =
5025     custom_element_properties[EP_DEADLY];
5026
5027   /* set consistency property from checkbox and selectbox */
5028   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5029   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5030   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5031   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5032   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5033   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5034   custom_element_properties[custom_element.consistency] =
5035     custom_element_properties[EP_EXPLODE_RESULT];
5036
5037   /* special case: sub-settings dependent from main setting */
5038   if (custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5039       custom_element_properties[EP_CAN_EXPLODE_1X1])
5040   {
5041     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5042       custom_element.can_explode_by_fire;
5043     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5044       custom_element.can_explode_smashed;
5045     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5046       custom_element.can_explode_impact;
5047   }
5048
5049   /* ---------- element settings: advanced (custom elements) --------------- */
5050
5051   /* set player change event from checkbox and selectbox */
5052   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5053   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5054   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5055   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5056   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5057   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5058   custom_element_change_events[CE_SWITCHED] = FALSE;
5059   custom_element_change_events[CE_COLLISION] = FALSE;
5060   custom_element_change_events[CE_IMPACT] = FALSE;
5061   custom_element_change_events[CE_SMASHED] = FALSE;
5062   custom_element_change_events[custom_element_change.direct_action] =
5063     custom_element_change_events[CE_BY_DIRECT_ACTION];
5064
5065   /* set other element action change event from checkbox and selectbox */
5066   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5067   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5068   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5069   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5070   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5071   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5072   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5073   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5074   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5075   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5076   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5077   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5078   custom_element_change_events[custom_element_change.other_action] =
5079     custom_element_change_events[CE_BY_OTHER_ACTION];
5080
5081   for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
5082     SET_PROPERTY(element, i, custom_element_properties[i]);
5083
5084   for (i=0; i < NUM_CHANGE_EVENTS; i++)
5085     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5086
5087   /* copy change events also to special level editor variable */
5088   custom_element = element_info[element];
5089   custom_element_change = *element_info[element].change;
5090 }
5091
5092 void DrawLevelEd()
5093 {
5094   CloseDoor(DOOR_CLOSE_ALL);
5095   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
5096
5097   if (level_editor_test_game)
5098   {
5099     CopyPlayfield(level.field, Feld);
5100     CopyPlayfield(FieldBackup, level.field);
5101
5102     level_editor_test_game = FALSE;
5103   }
5104   else
5105   {
5106     edit_mode = ED_MODE_DRAWING;
5107     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
5108
5109     ResetUndoBuffer();
5110
5111     level_xpos = -1;
5112     level_ypos = -1;
5113   }
5114
5115   /* copy default editor door content to main double buffer */
5116   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5117              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
5118
5119 #if 0
5120   /* draw mouse button brush elements */
5121   RedrawDrawingElements();
5122 #endif
5123
5124   /* draw bigger door */
5125   DrawSpecialEditorDoor();
5126
5127   /* draw new control window */
5128   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5129              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
5130
5131   redraw_mask |= REDRAW_ALL;
5132
5133   ReinitializeElementListButtons();     /* only needed after setup changes */
5134 #if 0
5135   ModifyEditorElementList();            /* may be needed for custom elements */
5136 #endif
5137
5138   UnmapTapeButtons();
5139   MapControlButtons();
5140
5141   DrawEditModeWindow();
5142
5143   /* copy actual editor door content to door double buffer for OpenDoor() */
5144   BlitBitmap(drawto, bitmap_db_door,
5145              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
5146
5147   OpenDoor(DOOR_OPEN_1);
5148 }
5149
5150 static void AdjustDrawingAreaGadgets()
5151 {
5152   int ed_xsize = lev_fieldx + 2;
5153   int ed_ysize = lev_fieldy + 2;
5154   int max_ed_fieldx = MAX_ED_FIELDX;
5155   int max_ed_fieldy = MAX_ED_FIELDY;
5156   boolean horizontal_scrollbar_needed;
5157   boolean vertical_scrollbar_needed;
5158   int x, y, width, height;
5159   int xoffset, yoffset;
5160
5161   /* check if we need any scrollbars */
5162   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5163   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5164
5165   /* check if we have a smaller editor field because of scrollbars */
5166   if (horizontal_scrollbar_needed)
5167     max_ed_fieldy = MAX_ED_FIELDY - 1;
5168   if (vertical_scrollbar_needed)
5169     max_ed_fieldx = MAX_ED_FIELDX - 1;
5170
5171   /* check again if we now need more scrollbars because of less space */
5172   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5173   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5174
5175   /* check if editor field gets even smaller after adding new scrollbars */
5176   if (horizontal_scrollbar_needed)
5177     max_ed_fieldy = MAX_ED_FIELDY - 1;
5178   if (vertical_scrollbar_needed)
5179     max_ed_fieldx = MAX_ED_FIELDX - 1;
5180
5181   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
5182   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
5183
5184   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
5185                GDI_WIDTH, ed_fieldx * MINI_TILEX,
5186                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
5187                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
5188                GDI_END);
5189
5190   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
5191   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
5192
5193   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
5194   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
5195
5196   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
5197   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
5198
5199   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
5200   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
5201
5202   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
5203                GDI_WIDTH, width,
5204                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
5205                GDI_END);
5206   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
5207                GDI_HEIGHT, height,
5208                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
5209                GDI_END);
5210 }
5211
5212 static void AdjustLevelScrollPosition()
5213 {
5214   if (level_xpos < -1)
5215     level_xpos = -1;
5216   if (level_xpos > lev_fieldx - ed_fieldx + 1)
5217     level_xpos = lev_fieldx - ed_fieldx + 1;
5218   if (lev_fieldx < ed_fieldx - 2)
5219     level_xpos = -1;
5220
5221   if (level_ypos < -1)
5222     level_ypos = -1;
5223   if (level_ypos > lev_fieldy - ed_fieldy + 1)
5224     level_ypos = lev_fieldy - ed_fieldy + 1;
5225   if (lev_fieldy < ed_fieldy - 2)
5226     level_ypos = -1;
5227 }
5228
5229 static void AdjustEditorScrollbar(int id)
5230 {
5231   struct GadgetInfo *gi = level_editor_gadget[id];
5232   int items_max, items_visible, item_position;
5233
5234   if (id == GADGET_ID_SCROLL_HORIZONTAL)
5235   {
5236     items_max = MAX(lev_fieldx + 2, ed_fieldx);
5237     items_visible = ed_fieldx;
5238     item_position = level_xpos + 1;
5239   }
5240   else
5241   {
5242     items_max = MAX(lev_fieldy + 2, ed_fieldy);
5243     items_visible = ed_fieldy;
5244     item_position = level_ypos + 1;
5245   }
5246
5247   if (item_position > items_max - items_visible)
5248     item_position = items_max - items_visible;
5249
5250   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
5251                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
5252 }
5253
5254 static void ModifyEditorCounter(int counter_id, int new_value)
5255 {
5256   int *counter_value = counterbutton_info[counter_id].value;
5257   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
5258   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5259
5260   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
5261
5262   if (counter_value != NULL)
5263     *counter_value = gi->textinput.number_value;
5264 }
5265
5266 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
5267 {
5268   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
5269   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5270
5271   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
5272 }
5273
5274 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
5275 {
5276   int gadget_id = selectbox_info[selectbox_id].gadget_id;
5277   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5278   int new_index_value = setSelectboxValue(selectbox_id, new_value);
5279
5280   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
5281 }
5282
5283 static void ModifyEditorElementList()
5284 {
5285   int i;
5286
5287   for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
5288   {
5289     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
5290     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5291     struct GadgetDesign *gd = &gi->deco.design;
5292     int element = editor_elements[element_shift + i];
5293
5294     UnmapGadget(gi);
5295     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
5296     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
5297     MapGadget(gi);
5298   }
5299 }
5300
5301 static void PickDrawingElement(int button, int element)
5302 {
5303   if (button < 1 || button > 3)
5304     return;
5305
5306   if (button == 1)
5307   {
5308     new_element1 = element;
5309     DrawMiniGraphicExt(drawto,
5310                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
5311                        el2edimg(new_element1));
5312   }
5313   else if (button == 2)
5314   {
5315     new_element2 = element;
5316     DrawMiniGraphicExt(drawto,
5317                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
5318                        el2edimg(new_element2));
5319   }
5320   else
5321   {
5322     new_element3 = element;
5323     DrawMiniGraphicExt(drawto,
5324                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
5325                        el2edimg(new_element3));
5326   }
5327
5328   redraw_mask |= REDRAW_DOOR_1;
5329 }
5330
5331 static void RedrawDrawingElements()
5332 {
5333   PickDrawingElement(1, new_element1);
5334   PickDrawingElement(2, new_element2);
5335   PickDrawingElement(3, new_element3);
5336 }
5337
5338 static void DrawDrawingWindow()
5339 {
5340   stick_element_properties_window = FALSE;
5341
5342   SetMainBackgroundImage(IMG_UNDEFINED);
5343   ClearWindow();
5344
5345   UnmapLevelEditorWindowGadgets();
5346   UnmapLevelEditorToolboxCustomGadgets();
5347
5348   AdjustDrawingAreaGadgets();
5349   AdjustLevelScrollPosition();
5350   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
5351   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
5352
5353   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
5354
5355   MapMainDrawingArea();
5356   MapLevelEditorToolboxDrawingGadgets();
5357 }
5358
5359 static void DrawLevelInfoWindow()
5360 {
5361   int i;
5362
5363   stick_element_properties_window = FALSE;
5364
5365   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
5366   ClearWindow();
5367   UnmapLevelEditorWindowGadgets();
5368
5369   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
5370            "Level Settings", FONT_TITLE_1);
5371   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
5372            "Editor Settings", FONT_TITLE_1);
5373
5374   /* draw counter gadgets */
5375   for (i=ED_COUNTER_ID_LEVEL_FIRST; i<=ED_COUNTER_ID_LEVEL_LAST; i++)
5376     MapCounterButtons(i);
5377
5378   /* draw checkbutton gadgets */
5379   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i<=ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
5380     MapCheckbuttonGadget(i);
5381
5382   /* draw radiobutton gadgets */
5383   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i<=ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
5384     MapRadiobuttonGadget(i);
5385
5386   /* draw text input gadgets */
5387   for (i=ED_TEXTINPUT_ID_LEVEL_FIRST; i<=ED_TEXTINPUT_ID_LEVEL_LAST; i++)
5388     MapTextInputGadget(i);
5389
5390   /* draw drawing area */
5391   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
5392 }
5393
5394 static void DrawCustomContentArea()
5395 {
5396   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
5397   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5398   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
5399   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
5400   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
5401   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
5402
5403   /* add distance for potential left text (without drawing area border) */
5404   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
5405
5406   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
5407
5408   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
5409 }
5410
5411 static void DrawCustomChangeContentArea()
5412 {
5413   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
5414   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5415   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
5416   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
5417   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
5418   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
5419
5420   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
5421
5422   MapDrawingArea(id);
5423 }
5424
5425 static void DrawElementContentAreas()
5426 {
5427   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
5428   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
5429   int i;
5430
5431   /* display counter to choose number of element content areas */
5432   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
5433
5434   for (i=0; i < MAX_ELEMENT_CONTENTS; i++)
5435   {
5436     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
5437     int font_height = getFontHeight(FONT_TEXT_1);
5438
5439     if (i < level.num_yamyam_contents)
5440       MapDrawingArea(id);
5441     else
5442     {
5443       UnmapDrawingArea(id);
5444
5445       /* delete content areas in case of reducing number of them */
5446       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
5447                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
5448                      4 * MINI_TILEX,
5449                      4 * MINI_TILEX + ED_GADGET_TEXT_DISTANCE + font_height);
5450     }
5451   }
5452
5453   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
5454   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
5455   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
5456 }
5457
5458 static void DrawEnvelopeTextArea(int envelope_nr)
5459 {
5460   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
5461   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5462
5463   UnmapGadget(gi);
5464   DrawBackground(gi->x, gi->y, gi->width, gi->height);
5465
5466   if (envelope_nr != -1)
5467     textarea_info[id].value = level.envelope_text[envelope_nr];
5468
5469   ModifyGadget(gi, GDI_AREA_SIZE,
5470                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
5471                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
5472                GDI_END);
5473
5474   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
5475 }
5476
5477 char *getElementDescriptionFilename(int element)
5478 {
5479   char *docs_dir = options.docs_directory;
5480   char *elements_subdir = "elements";
5481   static char *filename = NULL;
5482   char basename[MAX_FILENAME_LEN];
5483
5484   if (filename != NULL)
5485     free(filename);
5486
5487   /* 1st try: look for element description file for exactly this element */
5488   sprintf(basename, "%s.txt", element_info[element].token_name);
5489   filename = getPath3(docs_dir, elements_subdir, basename);
5490   if (fileExists(filename))
5491     return filename;
5492
5493   free(filename);
5494
5495   /* 2nd try: look for element description file for this element's class */
5496   sprintf(basename, "%s.txt", element_info[element].class_name);
5497   filename = getPath3(docs_dir, elements_subdir, basename);
5498   if (fileExists(filename))
5499     return filename;
5500
5501   return NULL;
5502 }
5503
5504 static boolean PrintInfoText(char *text, int font_nr, int screen_line)
5505 {
5506   int font_height = getFontHeight(font_nr);
5507   int pad_x = ED_SETTINGS_XPOS(0);
5508   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5509   int sx = SX + pad_x;
5510   int sy = SY + pad_y;
5511   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
5512
5513   if (screen_line >= max_lines_per_screen)
5514     return FALSE;
5515
5516   DrawText(sx, sy + screen_line * font_height, text, font_nr);
5517
5518   return TRUE;
5519 }
5520
5521 static int PrintElementDescriptionFromFile(char *filename, int screen_line)
5522 {
5523   int font_nr = FONT_TEXT_2;
5524   int font_width = getFontWidth(font_nr);
5525   int pad_x = ED_SETTINGS_XPOS(0);
5526   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
5527   char line[MAX_LINE_LEN];
5528   char buffer[max_chars_per_line + 1];
5529   int buffer_len;
5530   int lines_printed = 0;
5531   FILE *file;
5532
5533   if (filename == NULL)
5534     return 0;
5535
5536   if (!(file = fopen(filename, MODE_READ)))
5537     return 0;
5538
5539   buffer[0] = '\0';
5540   buffer_len = 0;
5541
5542   while(!feof(file))
5543   {
5544     char *line_ptr, *word_ptr;
5545     boolean last_line_was_empty = TRUE;
5546
5547     /* read next line of input file */
5548     if (!fgets(line, MAX_LINE_LEN, file))
5549       break;
5550
5551     /* skip comments (lines directly beginning with '#') */
5552     if (line[0] == '#')
5553       continue;
5554
5555     /* cut trailing newline from input line */
5556     for (line_ptr = line; *line_ptr; line_ptr++)
5557     {
5558       if (*line_ptr == '\n' || *line_ptr == '\r')
5559       {
5560         *line_ptr = '\0';
5561         break;
5562       }
5563     }
5564
5565     if (strlen(line) == 0)              /* special case: force empty line */
5566       strcpy(line, "\n");
5567
5568     word_ptr = line;
5569
5570     while (*word_ptr)
5571     {
5572       boolean print_buffer = FALSE;
5573       int word_len;
5574
5575       /* skip leading whitespaces */
5576       while (*word_ptr == ' ' || *word_ptr == '\t')
5577         word_ptr++;
5578
5579       line_ptr = word_ptr;
5580       word_len = 0;
5581
5582       /* look for end of next word */
5583       while (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
5584       {
5585         line_ptr++;
5586         word_len++;
5587       }
5588
5589       if (word_len == 0)
5590       {
5591         continue;
5592       }
5593       else if (*word_ptr == '\n')       /* special case: force empty line */
5594       {
5595         if (buffer_len == 0)
5596           word_ptr++;
5597
5598         /* prevent printing of multiple empty lines */
5599         if (buffer_len > 0 || !last_line_was_empty)
5600           print_buffer = TRUE;
5601       }
5602       else if (word_len < max_chars_per_line - buffer_len)
5603       {
5604         /* word fits into text buffer -- add word */
5605
5606         if (buffer_len > 0)
5607           buffer[buffer_len++] = ' ';
5608
5609         strncpy(&buffer[buffer_len], word_ptr, word_len);
5610         buffer_len += word_len;
5611         buffer[buffer_len] = '\0';
5612         word_ptr += word_len;
5613       }
5614       else if (buffer_len > 0)
5615       {
5616         /* not enough space left for word in text buffer -- print buffer */
5617
5618         print_buffer = TRUE;
5619       }
5620       else
5621       {
5622         /* word does not fit at all into empty text buffer -- cut word */
5623
5624         strncpy(buffer, word_ptr, max_chars_per_line);
5625         buffer[max_chars_per_line] = '\0';
5626         word_ptr += max_chars_per_line;
5627         print_buffer = TRUE;
5628       }
5629
5630       if (print_buffer)
5631       {
5632         if (!PrintInfoText(buffer, font_nr, screen_line + lines_printed))
5633           return lines_printed;
5634
5635         last_line_was_empty = (buffer_len == 0);
5636         lines_printed++;
5637
5638         buffer[0] = '\0';
5639         buffer_len = 0;
5640         print_buffer = FALSE;
5641       }
5642     }
5643   }
5644
5645   fclose(file);
5646
5647   if (buffer_len > 0)
5648     if (PrintInfoText(buffer, font_nr, screen_line + lines_printed))
5649       lines_printed++;
5650
5651   return lines_printed;
5652 }
5653
5654 static void DrawPropertiesTabulatorGadgets()
5655 {
5656   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
5657   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
5658   int gd_x = gd->x + gd_gi->border.width / 2;
5659   int gd_y = gd->y + gd_gi->height - 1;
5660   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
5661   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
5662   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
5663   int i;
5664
5665   /* draw additional "advanced" tabulator for custom elements */
5666   if (IS_CUSTOM_ELEMENT(properties_element))
5667     id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
5668
5669   for (i=id_first; i <= id_last; i++)
5670   {
5671     int gadget_id = textbutton_info[i].gadget_id;
5672     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5673     boolean active = (i != edit_mode_properties);
5674
5675     /* draw background line below tabulator button */
5676     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
5677
5678     /* draw solid line below inactive tabulator buttons */
5679     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
5680       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
5681
5682     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
5683     MapTextbuttonGadget(i);
5684   }
5685
5686   /* draw little border line below tabulator buttons */
5687   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
5688     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
5689                   3 * gd_gi->width + 2 * ED_GADGET_DISTANCE,
5690                   ED_GADGET_DISTANCE, tab_color);
5691 }
5692
5693 static void DrawPropertiesInfo()
5694 {
5695   static struct
5696   {
5697     int value;
5698     char *text;
5699   }
5700   properties[] =
5701   {
5702     /* configurable properties */
5703
5704     { EP_WALKABLE_OVER,         "- player can walk over it"             },
5705     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
5706     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
5707     { EP_PASSABLE_OVER,         "- player can pass over it"             },
5708     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
5709     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
5710
5711     { EP_DIGGABLE,              "- can be digged away"                  },
5712     { EP_COLLECTIBLE,           "- can be collected"                    },
5713     { EP_DROPPABLE,             "- can be dropped after collecting"     },
5714     { EP_PUSHABLE,              "- can be pushed"                       },
5715
5716     { EP_CAN_MOVE,              "- can move"                            },
5717     { EP_CAN_FALL,              "- can fall"                            },
5718
5719     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
5720 #if 0
5721     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
5722 #endif
5723     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
5724
5725     { EP_SLIPPERY,              "- slippery for falling objects"        },
5726     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
5727
5728     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
5729     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
5730     { EP_DONT_TOUCH,            "- deadly when touching"                },
5731
5732     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
5733
5734     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
5735     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
5736     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
5737
5738     { EP_CAN_CHANGE,            "- can change to other element"         },
5739
5740     /* pre-defined properties */
5741     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
5742     { EP_HAS_CONTENT,           "- can contain other elements"          },
5743
5744     { -1,                       NULL                                    }
5745   };
5746   char *filename = getElementDescriptionFilename(properties_element);
5747   char *percentage_text = "In this level:";
5748   char *properties_text = "Standard properties:";
5749   float percentage;
5750   int num_elements_in_level;
5751   int num_standard_properties = 0;
5752   int font1_nr = FONT_TEXT_1;
5753   int font2_nr = FONT_TEXT_2;
5754   int font1_width = getFontWidth(font1_nr);
5755   int font2_height = getFontHeight(font2_nr);
5756   int pad_x = ED_SETTINGS_XPOS(0);
5757   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5758   int screen_line = 0;
5759   int i, x, y;
5760
5761 #if DEBUG
5762   if (IS_CUSTOM_ELEMENT(properties_element))
5763   {
5764     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
5765               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
5766     screen_line++;
5767   }
5768 #endif
5769
5770   /* ----- print number of elements / percentage of this element in level */
5771
5772   num_elements_in_level = 0;
5773   for (y=0; y<lev_fieldy; y++)
5774     for (x=0; x<lev_fieldx; x++)
5775       if (Feld[x][y] == properties_element)
5776         num_elements_in_level++;
5777   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
5778
5779   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
5780             percentage_text);
5781   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
5782             pad_y + screen_line++ * font2_height, font2_nr,
5783             "%d (%.2f%%)", num_elements_in_level, percentage);
5784
5785   screen_line++;
5786
5787   /* ----- print standard properties of this element */
5788
5789   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
5790             properties_text);
5791
5792   for (i=0; properties[i].value != -1; i++)
5793   {
5794     if (!HAS_PROPERTY(properties_element, properties[i].value))
5795       continue;
5796
5797     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
5798               properties[i].text);
5799     num_standard_properties++;
5800   }
5801
5802   if (num_standard_properties == 0)
5803     DrawTextS(pad_x + strlen(properties_text) * font1_width,
5804               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
5805
5806   screen_line++;
5807
5808   /* ----- print special description of this element */
5809
5810   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
5811   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
5812     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
5813 }
5814
5815 #define TEXT_COLLECTING         "Score for collecting"
5816 #define TEXT_SMASHING           "Score for smashing"
5817 #define TEXT_CRACKING           "Score for cracking"
5818 #define TEXT_SPEED              "Speed of amoeba growth"
5819 #define TEXT_DURATION           "Duration when activated"
5820
5821 static struct
5822 {
5823   int element;
5824   int *value;
5825   char *text;
5826 } elements_with_counter[] =
5827 {
5828   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
5829   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
5830   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
5831   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
5832   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
5833   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
5834   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
5835   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
5836   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
5837   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
5838   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
5839   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
5840   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
5841   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
5842   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
5843   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
5844   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
5845   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
5846   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5847   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5848   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5849   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5850   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5851   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5852   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5853   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5854   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5855   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
5856   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
5857   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
5858   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
5859   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
5860   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
5861   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
5862   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
5863   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
5864   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
5865   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
5866   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
5867   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
5868   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
5869   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
5870   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
5871   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
5872   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
5873   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
5874 #if 1
5875   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
5876   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
5877   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
5878   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
5879 #else
5880   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5881   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5882   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5883   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5884 #endif
5885   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
5886   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
5887   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
5888   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
5889   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
5890   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
5891   { -1,                 NULL,                           NULL            }
5892 };
5893
5894 static boolean checkPropertiesConfig()
5895 {
5896   int i;
5897
5898   if (IS_GEM(properties_element) ||
5899       IS_CUSTOM_ELEMENT(properties_element) ||
5900       IS_ENVELOPE(properties_element) ||
5901       HAS_CONTENT(properties_element))
5902     return TRUE;
5903   else
5904     for (i=0; elements_with_counter[i].element != -1; i++)
5905       if (elements_with_counter[i].element == properties_element)
5906         return TRUE;
5907
5908   return FALSE;
5909 }
5910
5911 static void DrawPropertiesConfig()
5912 {
5913   int i;
5914
5915   if (!checkPropertiesConfig())
5916   {
5917     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
5918
5919     return;
5920   }
5921
5922   /* check if there are elements where a score can be chosen for */
5923   for (i=0; elements_with_counter[i].element != -1; i++)
5924   {
5925     if (elements_with_counter[i].element == properties_element)
5926     {
5927       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
5928
5929       counterbutton_info[counter_id].value = elements_with_counter[i].value;
5930       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
5931       MapCounterButtons(counter_id);
5932
5933       break;
5934     }
5935   }
5936
5937   if (HAS_CONTENT(properties_element))
5938   {
5939     /* draw stickybutton gadget */
5940     i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
5941     checkbutton_info[i].y = ED_COUNTER_YPOS(4);
5942     MapCheckbuttonGadget(i);
5943
5944     if (IS_AMOEBOID(properties_element))
5945       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
5946     else
5947       DrawElementContentAreas();
5948   }
5949
5950   if (IS_GEM(properties_element))
5951     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
5952
5953   if (IS_ENVELOPE(properties_element))
5954   {
5955     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
5956     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
5957     int envelope_nr = properties_element - EL_ENVELOPE_1;
5958
5959     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
5960     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
5961
5962     /* display counter to choose size of envelope text area */
5963     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
5964     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
5965
5966     DrawEnvelopeTextArea(envelope_nr);
5967   }
5968
5969   if (IS_CUSTOM_ELEMENT(properties_element))
5970   {
5971     /* draw stickybutton gadget */
5972     i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
5973     checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
5974     MapCheckbuttonGadget(i);
5975
5976     /* draw checkbutton gadgets */
5977     for (i =  ED_CHECKBUTTON_ID_CUSTOM_FIRST;
5978          i <= ED_CHECKBUTTON_ID_CUSTOM_LAST; i++)
5979       MapCheckbuttonGadget(i);
5980
5981     /* draw counter gadgets */
5982     for (i=ED_COUNTER_ID_CUSTOM_FIRST; i<=ED_COUNTER_ID_CUSTOM_LAST; i++)
5983       MapCounterButtons(i);
5984
5985     /* draw selectbox gadgets */
5986     for (i=ED_SELECTBOX_ID_CUSTOM_FIRST; i <= ED_SELECTBOX_ID_CUSTOM_LAST; i++)
5987       MapSelectboxGadget(i);
5988
5989     /* draw drawing area gadgets */
5990     DrawCustomContentArea();
5991
5992     /* draw text input gadgets */
5993     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
5994   }
5995 }
5996
5997 static void DrawPropertiesAdvancedDrawingAreas()
5998 {
5999   MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6000   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
6001   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
6002
6003   DrawCustomChangeContentArea();
6004
6005   redraw_mask |= REDRAW_FIELD;
6006 }
6007
6008 static void DrawPropertiesAdvanced()
6009 {
6010   int i;
6011
6012   /* draw stickybutton gadget */
6013   i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
6014   checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
6015   MapCheckbuttonGadget(i);
6016
6017   /* draw checkbutton gadgets */
6018   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
6019        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
6020     MapCheckbuttonGadget(i);
6021
6022   /* draw counter gadgets */
6023   for (i=ED_COUNTER_ID_CHANGE_FIRST; i<=ED_COUNTER_ID_CHANGE_LAST; i++)
6024     MapCounterButtons(i);
6025
6026   /* draw selectbox gadgets */
6027   for (i=ED_SELECTBOX_ID_CHANGE_FIRST; i<=ED_SELECTBOX_ID_CHANGE_LAST; i++)
6028     MapSelectboxGadget(i);
6029
6030   /* draw textbutton gadgets */
6031   for (i=ED_TEXTBUTTON_ID_CHANGE_FIRST; i<=ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
6032     MapTextbuttonGadget(i);
6033
6034   /* draw graphicbutton gadgets */
6035   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
6036        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
6037     MapGraphicbuttonGadget(i);
6038
6039   /* draw drawing area gadgets */
6040   DrawPropertiesAdvancedDrawingAreas();
6041 }
6042
6043 static void DrawElementName(int x, int y, int element)
6044 {
6045   char *element_name = getElementInfoText(element);
6046   int font_nr = FONT_TEXT_1;
6047   int font_width = getFontWidth(font_nr);
6048   int font_height = getFontHeight(font_nr);
6049   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
6050   int max_chars_per_line = max_text_width / font_width;
6051   char buffer[max_chars_per_line + 1];
6052
6053   if (strlen(element_name) <= max_chars_per_line)
6054     DrawTextS(x, y, font_nr, element_name);
6055   else
6056   {
6057     int next_pos = max_chars_per_line;
6058
6059     strncpy(buffer, element_name, max_chars_per_line);
6060     buffer[max_chars_per_line] = '\0';
6061
6062     if (element_name[max_chars_per_line] == ' ')
6063       next_pos++;
6064     else
6065     {
6066       int i;
6067
6068       for (i = max_chars_per_line - 1; i >= 0; i--)
6069         if (buffer[i] == ' ')
6070           break;
6071
6072       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
6073       {
6074         buffer[i] = '\0';
6075         next_pos = i + 1;
6076       }
6077     }
6078
6079     DrawTextS(x, y - font_height / 2, font_nr, buffer);
6080
6081     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
6082     buffer[max_chars_per_line] = '\0';
6083
6084     DrawTextS(x, y + font_height / 2, font_nr, buffer);
6085   }
6086 }
6087
6088 static void DrawPropertiesWindow()
6089 {
6090   int xstart = 2;
6091   int ystart = 4;
6092
6093   stick_element_properties_window = FALSE;
6094
6095   /* make sure that previous properties edit mode exists for this element */
6096   if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
6097       !IS_CUSTOM_ELEMENT(properties_element))
6098     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
6099
6100   if (IS_CUSTOM_ELEMENT(properties_element))
6101     CopyCustomElementPropertiesToEditor(properties_element);
6102
6103   UnmapLevelEditorWindowGadgets();
6104   UnmapLevelEditorToolboxDrawingGadgets();
6105   UnmapLevelEditorToolboxCustomGadgets();
6106
6107   if (IS_CUSTOM_ELEMENT(properties_element))
6108     MapLevelEditorToolboxCustomGadgets();
6109
6110   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6111   ClearWindow();
6112
6113   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6114            "Element Settings", FONT_TITLE_1);
6115
6116   DrawElementBorder(SX + xstart * MINI_TILEX,
6117                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
6118                     TILEX, TILEY, FALSE);
6119   DrawGraphicAnimationExt(drawto,
6120                           SX + xstart * MINI_TILEX,
6121                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
6122                           el2img(properties_element), -1, NO_MASKING);
6123
6124   FrameCounter = 0;     /* restart animation frame counter */
6125
6126   DrawElementName((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
6127                   properties_element);
6128
6129   DrawPropertiesTabulatorGadgets();
6130
6131   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
6132     DrawPropertiesInfo();
6133   else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
6134     DrawPropertiesConfig();
6135   else  /* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
6136     DrawPropertiesAdvanced();
6137 }
6138
6139 static void UpdateCustomElementGraphicGadgets()
6140 {
6141   ModifyEditorElementList();
6142   RedrawDrawingElements();
6143
6144   if (edit_mode == ED_MODE_PROPERTIES &&
6145       edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED)
6146     DrawPropertiesAdvancedDrawingAreas();
6147 }
6148
6149 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
6150 {
6151   int lx = sx + level_xpos;
6152   int ly = sy + level_ypos;
6153
6154   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
6155
6156   if (change_level)
6157     Feld[lx][ly] = element;
6158 }
6159
6160 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
6161                      int element, boolean change_level)
6162 {
6163   if (from_y == to_y)                   /* horizontal line */
6164   {
6165     int x;
6166     int y = from_y;
6167
6168     if (from_x > to_x)
6169       swap_numbers(&from_x, &to_x);
6170
6171     for (x=from_x; x<=to_x; x++)
6172       DrawLineElement(x, y, element, change_level);
6173   }
6174   else if (from_x == to_x)              /* vertical line */
6175   {
6176     int x = from_x;
6177     int y;
6178
6179     if (from_y > to_y)
6180       swap_numbers(&from_y, &to_y);
6181
6182     for (y=from_y; y<=to_y; y++)
6183       DrawLineElement(x, y, element, change_level);
6184   }
6185   else                                  /* diagonal line */
6186   {
6187     int len_x = ABS(to_x - from_x);
6188     int len_y = ABS(to_y - from_y);
6189     int x, y;
6190
6191     if (len_y < len_x)                  /* a < 1 */
6192     {
6193       float a = (float)len_y / (float)len_x;
6194
6195       if (from_x > to_x)
6196         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6197
6198       for (x=0; x<=len_x; x++)
6199       {
6200         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
6201         DrawLineElement(from_x + x, from_y + y, element, change_level);
6202       }
6203     }
6204     else                                /* a >= 1 */
6205     {
6206       float a = (float)len_x / (float)len_y;
6207
6208       if (from_y > to_y)
6209         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6210
6211       for (y=0; y<=len_y; y++)
6212       {
6213         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
6214         DrawLineElement(from_x + x, from_y + y, element, change_level);
6215       }
6216     }
6217   }
6218 }
6219
6220 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
6221                     int element, boolean change_level)
6222 {
6223   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
6224   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
6225   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
6226   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
6227 }
6228
6229 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
6230                           int element, boolean change_level)
6231 {
6232   int y;
6233
6234   if (from_y > to_y)
6235     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6236
6237   for (y=from_y; y<=to_y; y++)
6238     DrawLine(from_x, y, to_x, y, element, change_level);
6239 }
6240
6241 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
6242                        int element, boolean change_level)
6243 {
6244   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
6245   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
6246   int len_x = ABS(to_x - from_x);
6247   int len_y = ABS(to_y - from_y);
6248   int radius, x, y;
6249
6250   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
6251
6252   /* not optimal (some points get drawn twice) but simple,
6253      and fast enough for the few points we are drawing */
6254
6255   for (x=0; x<=radius; x++)
6256   {
6257     int sx, sy, lx, ly;
6258
6259     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
6260
6261     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
6262     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
6263     lx = sx + level_xpos;
6264     ly = sy + level_ypos;
6265
6266     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6267       DrawLineElement(sx, sy, element, change_level);
6268   }
6269
6270   for (y=0; y<=radius; y++)
6271   {
6272     int sx, sy, lx, ly;
6273
6274     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
6275
6276     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
6277     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
6278     lx = sx + level_xpos;
6279     ly = sy + level_ypos;
6280
6281     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6282       DrawLineElement(sx, sy, element, change_level);
6283   }
6284 }
6285
6286 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
6287                     int element, boolean change_level)
6288 {
6289   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
6290   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
6291
6292   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
6293 }
6294
6295 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
6296 #if DRAW_CIRCLES_BUTTON_AVAILABLE
6297 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
6298                        int element, boolean change_level)
6299 {
6300   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
6301   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
6302   int mirror_to_x2 = from_x - (to_x2 - from_x);
6303   int mirror_to_y2 = from_y - (to_y2 - from_y);
6304
6305   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
6306   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
6307   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
6308   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
6309 }
6310 #endif
6311
6312 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
6313 {
6314   int from_sx, from_sy;
6315   int to_sx, to_sy;
6316
6317   if (from_x > to_x)
6318     swap_numbers(&from_x, &to_x);
6319
6320   if (from_y > to_y)
6321     swap_numbers(&from_y, &to_y);
6322
6323   from_sx = SX + from_x * MINI_TILEX;
6324   from_sy = SY + from_y * MINI_TILEY;
6325   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
6326   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
6327
6328   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
6329   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
6330   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
6331   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
6332
6333   if (from_x == to_x && from_y == to_y)
6334     MarkTileDirty(from_x/2, from_y/2);
6335   else
6336     redraw_mask |= REDRAW_FIELD;
6337 }
6338
6339 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
6340                        int element, boolean change_level)
6341 {
6342   if (element == -1 || change_level)
6343     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
6344   else
6345     DrawAreaBorder(from_x, from_y, to_x, to_y);
6346 }
6347
6348 /* values for CopyBrushExt() */
6349 #define CB_AREA_TO_BRUSH        0
6350 #define CB_BRUSH_TO_CURSOR      1
6351 #define CB_BRUSH_TO_LEVEL       2
6352 #define CB_DELETE_OLD_CURSOR    3
6353
6354 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
6355                          int button, int mode)
6356 {
6357   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
6358   static int brush_width, brush_height;
6359   static int last_cursor_x = -1, last_cursor_y = -1;
6360   static boolean delete_old_brush;
6361   int new_element = BUTTON_ELEMENT(button);
6362   int x, y;
6363
6364   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
6365     return;
6366
6367   if (mode == CB_AREA_TO_BRUSH)
6368   {
6369     int from_lx, from_ly;
6370
6371     if (from_x > to_x)
6372       swap_numbers(&from_x, &to_x);
6373
6374     if (from_y > to_y)
6375       swap_numbers(&from_y, &to_y);
6376
6377     brush_width = to_x - from_x + 1;
6378     brush_height = to_y - from_y + 1;
6379
6380     from_lx = from_x + level_xpos;
6381     from_ly = from_y + level_ypos;
6382
6383     for (y=0; y<brush_height; y++)
6384     {
6385       for (x=0; x<brush_width; x++)
6386       {
6387         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
6388
6389         if (button != 1)
6390           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
6391       }
6392     }
6393
6394     if (button != 1)
6395       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6396
6397     delete_old_brush = FALSE;
6398   }
6399   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
6400            mode == CB_BRUSH_TO_LEVEL)
6401   {
6402     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
6403     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
6404     int cursor_from_x = cursor_x - brush_width / 2;
6405     int cursor_from_y = cursor_y - brush_height / 2;
6406     int border_from_x = cursor_x, border_from_y = cursor_y;
6407     int border_to_x = cursor_x, border_to_y = cursor_y;
6408
6409     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
6410       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
6411
6412     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
6413         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
6414     {
6415       delete_old_brush = FALSE;
6416       return;
6417     }
6418
6419     for (y=0; y<brush_height; y++)
6420     {
6421       for (x=0; x<brush_width; x++)
6422       {
6423         int sx = cursor_from_x + x;
6424         int sy = cursor_from_y + y;
6425         int lx = sx + level_xpos;
6426         int ly = sy + level_ypos;
6427         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
6428         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
6429                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
6430                        brush_buffer[x][y] : new_element);
6431
6432         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6433         {
6434           if (sx < border_from_x)
6435             border_from_x = sx;
6436           else if (sx > border_to_x)
6437             border_to_x = sx;
6438           if (sy < border_from_y)
6439             border_from_y = sy;
6440           else if (sy > border_to_y)
6441             border_to_y = sy;
6442
6443           DrawLineElement(sx, sy, element, change_level);
6444         }
6445       }
6446     }
6447
6448     if (mode != CB_DELETE_OLD_CURSOR)
6449       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
6450
6451     last_cursor_x = cursor_x;
6452     last_cursor_y = cursor_y;
6453     delete_old_brush = TRUE;
6454   }
6455 }
6456
6457 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
6458                             int button)
6459 {
6460   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
6461 }
6462
6463 static void CopyBrushToLevel(int x, int y, int button)
6464 {
6465   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
6466 }
6467
6468 static void CopyBrushToCursor(int x, int y)
6469 {
6470   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
6471 }
6472
6473 static void DeleteBrushFromCursor()
6474 {
6475   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
6476 }
6477
6478 static void FloodFill(int from_x, int from_y, int fill_element)
6479 {
6480   int i,x,y;
6481   int old_element;
6482   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
6483   static int safety = 0;
6484
6485   /* check if starting field still has the desired content */
6486   if (Feld[from_x][from_y] == fill_element)
6487     return;
6488
6489   safety++;
6490
6491   if (safety > lev_fieldx*lev_fieldy)
6492     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
6493
6494   old_element = Feld[from_x][from_y];
6495   Feld[from_x][from_y] = fill_element;
6496
6497   for(i=0;i<4;i++)
6498   {
6499     x = from_x + check[i][0];
6500     y = from_y + check[i][1];
6501
6502     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
6503       FloodFill(x, y, fill_element);
6504   }
6505
6506   safety--;
6507 }
6508
6509 /* values for DrawLevelText() modes */
6510 #define TEXT_INIT               0
6511 #define TEXT_SETCURSOR          1
6512 #define TEXT_WRITECHAR          2
6513 #define TEXT_BACKSPACE          3
6514 #define TEXT_NEWLINE            4
6515 #define TEXT_END                5
6516 #define TEXT_QUERY_TYPING       6
6517
6518 static int DrawLevelText(int sx, int sy, char letter, int mode)
6519 {
6520   static short delete_buffer[MAX_LEV_FIELDX];
6521   static int start_sx, start_sy;
6522   static int last_sx, last_sy;
6523   static boolean typing = FALSE;
6524   int letter_element = EL_CHAR_ASCII0 + letter;
6525   int lx = 0, ly = 0;
6526
6527   /* map lower case letters to upper case and convert special characters */
6528   if (letter >= 'a' && letter <= 'z')
6529     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
6530   else if (letter == 'ä' || letter == 'Ä')
6531     letter_element = EL_CHAR_AUMLAUT;
6532   else if (letter == 'ö' || letter == 'Ö')
6533     letter_element = EL_CHAR_OUMLAUT;
6534   else if (letter == 'ü' || letter == 'Ü')
6535     letter_element = EL_CHAR_UUMLAUT;
6536   else if (letter == '^')
6537     letter_element = EL_CHAR_COPYRIGHT;
6538   else
6539     letter_element = EL_CHAR_ASCII0 + letter;
6540
6541   if (mode != TEXT_INIT)
6542   {
6543     if (!typing)
6544       return FALSE;
6545
6546     if (mode != TEXT_SETCURSOR)
6547     {
6548       sx = last_sx;
6549       sy = last_sy;
6550     }
6551
6552     lx = last_sx + level_xpos;
6553     ly = last_sy + level_ypos;
6554   }
6555
6556   switch (mode)
6557   {
6558     case TEXT_INIT:
6559       if (typing)
6560         DrawLevelText(0, 0, 0, TEXT_END);
6561
6562       typing = TRUE;
6563       start_sx = last_sx = sx;
6564       start_sy = last_sy = sy;
6565       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
6566       break;
6567
6568     case TEXT_SETCURSOR:
6569       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
6570       DrawAreaBorder(sx, sy, sx, sy);
6571       last_sx = sx;
6572       last_sy = sy;
6573       break;
6574
6575     case TEXT_WRITECHAR:
6576       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
6577       {
6578         delete_buffer[sx - start_sx] = Feld[lx][ly];
6579         Feld[lx][ly] = letter_element;
6580
6581         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
6582           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
6583         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
6584           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
6585         else
6586           DrawLevelText(0, 0, 0, TEXT_END);
6587       }
6588       break;
6589
6590     case TEXT_BACKSPACE:
6591       if (sx > start_sx)
6592       {
6593         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
6594         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
6595         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
6596       }
6597       break;
6598
6599     case TEXT_NEWLINE:
6600       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
6601         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
6602       else
6603         DrawLevelText(0, 0, 0, TEXT_END);
6604       break;
6605
6606     case TEXT_END:
6607       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6608       DrawMiniElement(sx, sy, Feld[lx][ly]);
6609       typing = FALSE;
6610       break;
6611
6612     case TEXT_QUERY_TYPING:
6613       break;
6614
6615     default:
6616       break;
6617   }
6618
6619   return typing;
6620 }
6621
6622 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
6623                           int element, boolean change_level)
6624 {
6625   int lx = sx + level_xpos;
6626   int ly = sy + level_ypos;
6627
6628   if (element == -1)
6629     DrawMiniElement(sx, sy, Feld[lx][ly]);
6630   else
6631     DrawAreaBorder(sx, sy, sx, sy);
6632 }
6633
6634 static void CopyLevelToUndoBuffer(int mode)
6635 {
6636   static boolean accumulated_undo = FALSE;
6637   boolean new_undo_buffer_position = TRUE;
6638   int last_border_element;
6639   int x, y;
6640
6641   switch (mode)
6642   {
6643     case UNDO_IMMEDIATE:
6644       accumulated_undo = FALSE;
6645       break;
6646
6647     case UNDO_ACCUMULATE:
6648       if (accumulated_undo)
6649         new_undo_buffer_position = FALSE;
6650       accumulated_undo = TRUE;
6651       break;
6652
6653     default:
6654       break;
6655   }
6656
6657   if (new_undo_buffer_position)
6658   {
6659     /* new position in undo buffer ring */
6660     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
6661
6662     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
6663       undo_buffer_steps++;
6664   }
6665
6666   for(x=0; x<lev_fieldx; x++)
6667     for(y=0; y<lev_fieldy; y++)
6668       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
6669
6670   /* check if drawing operation forces change of border style */
6671   last_border_element = BorderElement;
6672   SetBorderElement();
6673   if (BorderElement != last_border_element)
6674     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6675 }
6676
6677 static void RandomPlacement(int new_element)
6678 {
6679   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
6680   int num_free_positions;
6681   int num_percentage;
6682   int num_elements;
6683   int x, y;
6684
6685   /* determine number of free positions for the new elements */
6686   /* (maybe this statement should be formatted a bit more readable...) */
6687   num_free_positions = 0;
6688   for (x=0; x<lev_fieldx; x++)
6689     for (y=0; y<lev_fieldy; y++)
6690       if ((free_position[x][y] =
6691            ((random_placement_background_restricted &&
6692              Feld[x][y] == random_placement_background_element) ||
6693             (!random_placement_background_restricted &&
6694              Feld[x][y] != new_element))) == TRUE)
6695         num_free_positions++;
6696
6697   /* determine number of new elements to place there */
6698   num_percentage = num_free_positions * random_placement_value / 100;
6699   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
6700                   num_percentage : random_placement_value);
6701
6702   /* if not more free positions than elements to place, fill whole level */
6703   if (num_elements >= num_free_positions)
6704   {
6705     for (x=0; x<lev_fieldx; x++)
6706       for (y=0; y<lev_fieldy; y++)
6707         Feld[x][y] = new_element;
6708
6709     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6710     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6711     return;
6712   }
6713
6714   while (num_elements > 0)
6715   {
6716     x = RND(lev_fieldx);
6717     y = RND(lev_fieldy);
6718
6719     /* don't place element at the same position twice */
6720     if (free_position[x][y])
6721     {
6722       free_position[x][y] = FALSE;
6723       Feld[x][y] = new_element;
6724       num_elements--;
6725     }
6726   }
6727
6728   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6729   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6730 }
6731
6732 void WrapLevel(int dx, int dy)
6733 {
6734   int wrap_dx = lev_fieldx - dx;
6735   int wrap_dy = lev_fieldy - dy;
6736   int x, y;
6737
6738   for(x=0; x<lev_fieldx; x++)
6739     for(y=0; y<lev_fieldy; y++)
6740       FieldBackup[x][y] = Feld[x][y];
6741
6742   for(x=0; x<lev_fieldx; x++)
6743     for(y=0; y<lev_fieldy; y++)
6744       Feld[x][y] =
6745         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
6746
6747   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6748   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
6749 }
6750
6751 static void HandleDrawingAreas(struct GadgetInfo *gi)
6752 {
6753   static boolean started_inside_drawing_area = FALSE;
6754   int id = gi->custom_id;
6755   boolean button_press_event;
6756   boolean button_release_event;
6757   boolean inside_drawing_area = !gi->event.off_borders;
6758   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
6759   int actual_drawing_function;
6760   int button = gi->event.button;
6761   int new_element = BUTTON_ELEMENT(button);
6762   int sx = gi->event.x, sy = gi->event.y;
6763   int min_sx = 0, min_sy = 0;
6764   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
6765   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
6766   int lx = 0, ly = 0;
6767   int min_lx = 0, min_ly = 0;
6768   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
6769   int x, y;
6770
6771   /* handle info callback for each invocation of action callback */
6772   gi->callback_info(gi);
6773
6774   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
6775   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
6776
6777   /* make sure to stay inside drawing area boundaries */
6778   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
6779   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
6780
6781   if (draw_level)
6782   {
6783     /* get positions inside level field */
6784     lx = sx + level_xpos;
6785     ly = sy + level_ypos;
6786
6787     if (!IN_LEV_FIELD(lx, ly))
6788       inside_drawing_area = FALSE;
6789
6790     /* make sure to stay inside level field boundaries */
6791     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
6792     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
6793
6794     /* correct drawing area positions accordingly */
6795     sx = lx - level_xpos;
6796     sy = ly - level_ypos;
6797   }
6798
6799   if (button_press_event)
6800     started_inside_drawing_area = inside_drawing_area;
6801
6802   if (!started_inside_drawing_area)
6803     return;
6804
6805   if (!button && !button_release_event)
6806     return;
6807
6808   /* automatically switch to 'single item' drawing mode, if needed */
6809   actual_drawing_function =
6810     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
6811      drawing_function : GADGET_ID_SINGLE_ITEMS);
6812
6813   /* clicking into drawing area with pressed Control key picks element */
6814   if (GetKeyModState() & KMOD_Control)
6815     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
6816
6817   switch (actual_drawing_function)
6818   {
6819     case GADGET_ID_SINGLE_ITEMS:
6820       if (draw_level)
6821       {
6822         if (button_release_event)
6823         {
6824           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6825
6826           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
6827               !inside_drawing_area)
6828             DeleteBrushFromCursor();
6829         }
6830
6831         if (!button)
6832           break;
6833
6834         if (draw_with_brush)
6835         {
6836           if (!button_release_event)
6837             CopyBrushToLevel(sx, sy, button);
6838         }
6839         else if (new_element != Feld[lx][ly])
6840         {
6841           if (new_element == EL_PLAYER_1)
6842           {
6843             /* remove player at old position */
6844             for(y=0; y<lev_fieldy; y++)
6845             {
6846               for(x=0; x<lev_fieldx; x++)
6847               {
6848                 if (Feld[x][y] == EL_PLAYER_1)
6849                 {
6850                   Feld[x][y] = EL_EMPTY;
6851                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
6852                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
6853                     DrawMiniElement(x - level_xpos, y - level_ypos,
6854                                     EL_EMPTY);
6855                 }
6856               }
6857             }
6858           }
6859
6860           Feld[lx][ly] = new_element;
6861           DrawMiniElement(sx, sy, new_element);
6862         }
6863       }
6864       else
6865       {
6866         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
6867           DrawMiniGraphicExt(drawto,
6868                              gi->x + sx * MINI_TILEX,
6869                              gi->y + sy * MINI_TILEY,
6870                              el2edimg(new_element));
6871         else
6872           DrawGraphicExt(drawto,
6873                          gi->x + sx * TILEX,
6874                          gi->y + sy * TILEY,
6875                          el2img(new_element), 0);
6876
6877         if (id == GADGET_ID_AMOEBA_CONTENT)
6878           level.amoeba_content = new_element;
6879         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
6880         {
6881           new_element = GFX_ELEMENT(new_element);
6882           custom_element.gfx_element = new_element;
6883
6884           CopyCustomElementPropertiesToGame(properties_element);
6885
6886           UpdateCustomElementGraphicGadgets();
6887
6888           FrameCounter = 0;     /* restart animation frame counter */
6889         }
6890         else if (id == GADGET_ID_CUSTOM_CONTENT)
6891         {
6892           custom_element.content[sx][sy] = new_element;
6893
6894           CopyCustomElementPropertiesToGame(properties_element);
6895         }
6896         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
6897         {
6898           custom_element_change.target_element = new_element;
6899
6900           CopyCustomElementPropertiesToGame(properties_element);
6901         }
6902         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
6903         {
6904           custom_element_change.content[sx][sy] = new_element;
6905
6906           CopyCustomElementPropertiesToGame(properties_element);
6907         }
6908         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
6909         {
6910           custom_element_change.trigger_element = new_element;
6911
6912           CopyCustomElementPropertiesToGame(properties_element);
6913         }
6914         else if (id == GADGET_ID_RANDOM_BACKGROUND)
6915           random_placement_background_element = new_element;
6916         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
6917                  id <= GADGET_ID_ELEMENT_CONTENT_7)
6918           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
6919             new_element;
6920       }
6921       break;
6922
6923     case GADGET_ID_CONNECTED_ITEMS:
6924       {
6925         static int last_sx = -1;
6926         static int last_sy = -1;
6927
6928         if (button_release_event)
6929           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6930
6931         if (button)
6932         {
6933           if (!button_press_event)
6934             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
6935
6936           last_sx = sx;
6937           last_sy = sy;
6938         }
6939       }
6940       break;
6941
6942     case GADGET_ID_LINE:
6943     case GADGET_ID_ARC:
6944     case GADGET_ID_RECTANGLE:
6945     case GADGET_ID_FILLED_BOX:
6946     case GADGET_ID_GRAB_BRUSH:
6947     case GADGET_ID_TEXT:
6948       {
6949         static int last_sx = -1;
6950         static int last_sy = -1;
6951         static int start_sx = -1;
6952         static int start_sy = -1;
6953         void (*draw_func)(int, int, int, int, int, boolean);
6954
6955         if (drawing_function == GADGET_ID_LINE)
6956           draw_func = DrawLine;
6957         else if (drawing_function == GADGET_ID_ARC)
6958           draw_func = DrawArc;
6959         else if (drawing_function == GADGET_ID_RECTANGLE)
6960           draw_func = DrawBox;
6961         else if (drawing_function == GADGET_ID_FILLED_BOX)
6962           draw_func = DrawFilledBox;
6963         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
6964           draw_func = SelectArea;
6965         else /* (drawing_function == GADGET_ID_TEXT) */
6966           draw_func = SetTextCursor;
6967
6968         if (button_press_event)
6969         {
6970           draw_func(sx, sy, sx, sy, new_element, FALSE);
6971           start_sx = last_sx = sx;
6972           start_sy = last_sy = sy;
6973
6974           if (drawing_function == GADGET_ID_TEXT)
6975             DrawLevelText(0, 0, 0, TEXT_END);
6976         }
6977         else if (button_release_event)
6978         {
6979           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
6980           if (drawing_function == GADGET_ID_GRAB_BRUSH)
6981           {
6982             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
6983             CopyBrushToCursor(sx, sy);
6984             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
6985                           MB_LEFTBUTTON);
6986             draw_with_brush = TRUE;
6987           }
6988           else if (drawing_function == GADGET_ID_TEXT)
6989             DrawLevelText(sx, sy, 0, TEXT_INIT);
6990           else
6991             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6992         }
6993         else if (last_sx != sx || last_sy != sy)
6994         {
6995           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
6996           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
6997           last_sx = sx;
6998           last_sy = sy;
6999         }
7000       }
7001       break;
7002
7003     case GADGET_ID_FLOOD_FILL:
7004       if (button_press_event && Feld[lx][ly] != new_element)
7005       {
7006         FloodFill(lx, ly, new_element);
7007         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7008         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7009       }
7010       break;
7011
7012     case GADGET_ID_PICK_ELEMENT:
7013       if (button_release_event)
7014         ClickOnGadget(level_editor_gadget[last_drawing_function],
7015                       MB_LEFTBUTTON);
7016       else if (draw_level)
7017         PickDrawingElement(button, Feld[lx][ly]);
7018       else if (id == GADGET_ID_AMOEBA_CONTENT)
7019         PickDrawingElement(button, level.amoeba_content);
7020       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7021         PickDrawingElement(button, custom_element.gfx_element);
7022       else if (id == GADGET_ID_CUSTOM_CONTENT)
7023         PickDrawingElement(button, custom_element.content[sx][sy]);
7024       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7025         PickDrawingElement(button, custom_element_change.target_element);
7026       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7027         PickDrawingElement(button, custom_element_change.content[sx][sy]);
7028       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7029         PickDrawingElement(button, custom_element_change.trigger_element);
7030       else if (id == GADGET_ID_RANDOM_BACKGROUND)
7031         PickDrawingElement(button, random_placement_background_element);
7032       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7033                id <= GADGET_ID_ELEMENT_CONTENT_7)
7034       {
7035         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
7036
7037         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
7038       }
7039
7040       break;
7041
7042     default:
7043       break;
7044   }
7045 }
7046
7047 static void HandleCounterButtons(struct GadgetInfo *gi)
7048 {
7049   int gadget_id = gi->custom_id;
7050   int counter_id = gi->custom_type_id;
7051   int button = gi->event.button;
7052   int *counter_value = counterbutton_info[counter_id].value;
7053   int step = BUTTON_STEPSIZE(button) *
7054     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
7055
7056   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
7057   {
7058     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
7059     boolean released = (gi->event.type == GD_EVENT_RELEASED);
7060     boolean level_changed = LevelChanged();
7061
7062     if ((level_changed && pressed) || (!level_changed && released))
7063       return;
7064
7065     if (level_changed && !Request("Level has changed! Discard changes ?",
7066                                   REQ_ASK))
7067     {
7068       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
7069         ModifyEditorCounter(counter_id, *counter_value);
7070       return;
7071     }
7072   }
7073
7074   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
7075     *counter_value = gi->textinput.number_value;
7076   else
7077     ModifyEditorCounter(counter_id, *counter_value + step);
7078
7079   switch (counter_id)
7080   {
7081     case ED_COUNTER_ID_ELEMENT_CONTENT:
7082       DrawElementContentAreas();
7083       break;
7084
7085     case ED_COUNTER_ID_ENVELOPE_XSIZE:
7086     case ED_COUNTER_ID_ENVELOPE_YSIZE:
7087       DrawEnvelopeTextArea(-1);
7088       break;
7089
7090     case ED_COUNTER_ID_LEVEL_XSIZE:
7091     case ED_COUNTER_ID_LEVEL_YSIZE:
7092       lev_fieldx = level.fieldx;
7093       lev_fieldy = level.fieldy;
7094       break;
7095
7096     case ED_COUNTER_ID_SELECT_LEVEL:
7097       LoadLevel(level_nr);
7098       TapeErase();
7099       ResetUndoBuffer();
7100       DrawEditModeWindow();
7101       break;
7102
7103     default:
7104       break;
7105   }
7106
7107   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
7108        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
7109       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
7110        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
7111     CopyCustomElementPropertiesToGame(properties_element);
7112 }
7113
7114 static void HandleTextInputGadgets(struct GadgetInfo *gi)
7115 {
7116   int type_id = gi->custom_type_id;
7117
7118   strcpy(textinput_info[type_id].value, gi->textinput.value);
7119
7120   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
7121   {
7122     CopyCustomElementPropertiesToGame(properties_element);
7123
7124     ModifyEditorElementList();  /* update changed button info text */
7125   }
7126 }
7127
7128 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
7129 {
7130   int type_id = gi->custom_type_id;
7131
7132   strcpy(textarea_info[type_id].value, gi->textarea.value);
7133 }
7134
7135 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
7136 {
7137   int type_id = gi->custom_type_id;
7138
7139   *selectbox_info[type_id].value =
7140     selectbox_info[type_id].options[gi->selectbox.index].value;
7141
7142   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
7143   {
7144     element_info[properties_element].current_change_page = gi->selectbox.index;
7145
7146     DrawPropertiesWindow();
7147   }
7148   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
7149             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
7150            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
7151             type_id <= ED_SELECTBOX_ID_CHANGE_LAST))
7152     CopyCustomElementPropertiesToGame(properties_element);
7153 }
7154
7155 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
7156 {
7157   int type_id = gi->custom_type_id;
7158   int i;
7159
7160   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
7161       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
7162   {
7163     edit_mode_properties = gi->custom_type_id;
7164
7165     DrawPropertiesWindow();
7166   }
7167   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
7168   {
7169     boolean new_template = (!LevelFileExists(-1));
7170
7171     if (new_template ||
7172         Request("Save this tem- plate and kill the old ?", REQ_ASK))
7173       SaveLevelTemplate();
7174
7175     if (new_template)
7176       Request("Tem- plate saved !", REQ_CONFIRM);
7177   }
7178   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
7179            custom_element.num_change_pages < MAX_CHANGE_PAGES)
7180   {
7181     struct ElementInfo *ei = &element_info[properties_element];
7182
7183     setElementChangePages(ei, ei->num_change_pages + 1);
7184
7185     /* set new change page to be new current change page */
7186     ei->current_change_page = ei->num_change_pages - 1;
7187     ei->change = &ei->change_page[ei->current_change_page];
7188
7189     setElementChangeInfoToDefaults(ei->change);
7190
7191     DrawPropertiesWindow();
7192   }
7193   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
7194            custom_element.num_change_pages > MIN_CHANGE_PAGES)
7195   {
7196     struct ElementInfo *ei = &element_info[properties_element];
7197
7198     /* copy all change pages after change page to be deleted */
7199     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
7200       ei->change_page[i] = ei->change_page[i + 1];
7201
7202     setElementChangePages(ei, ei->num_change_pages - 1);
7203
7204     DrawPropertiesWindow();
7205   }
7206 }
7207
7208 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
7209 {
7210   int type_id = gi->custom_type_id;
7211
7212   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
7213       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
7214   {
7215     struct ElementInfo *ei = &element_info[properties_element];
7216     int step = BUTTON_STEPSIZE(gi->event.button);
7217
7218     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
7219     ei->current_change_page += step;
7220
7221     if (ei->current_change_page < 0)
7222       ei->current_change_page = 0;
7223     else if (ei->current_change_page >= ei->num_change_pages)
7224       ei->current_change_page = ei->num_change_pages - 1;
7225
7226     DrawPropertiesWindow();
7227   }
7228 }
7229
7230 static void HandleRadiobuttons(struct GadgetInfo *gi)
7231 {
7232   *radiobutton_info[gi->custom_type_id].value =
7233     radiobutton_info[gi->custom_type_id].checked_value;
7234 }
7235
7236 static void HandleCheckbuttons(struct GadgetInfo *gi)
7237 {
7238   int type_id = gi->custom_type_id;
7239
7240   *checkbutton_info[type_id].value ^= TRUE;
7241
7242   if ((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
7243        type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
7244       (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
7245        type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST &&
7246        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
7247   {
7248     CopyCustomElementPropertiesToGame(properties_element);
7249   }
7250
7251   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
7252   {
7253     UpdateCustomElementGraphicGadgets();
7254   }
7255   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
7256   {
7257     if (level.use_custom_template && !LevelFileExists(-1))
7258     {
7259       Request("No level tem- plate found !", REQ_CONFIRM);
7260
7261       level.use_custom_template = FALSE;
7262       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
7263
7264       return;
7265     }
7266
7267     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
7268
7269     DrawEditModeWindow();
7270   }
7271 }
7272
7273 static void HandleControlButtons(struct GadgetInfo *gi)
7274 {
7275   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
7276   static int last_edit_mode = ED_MODE_DRAWING;
7277   static int last_custom_copy_mode = -1;
7278   int id = gi->custom_id;
7279   int button = gi->event.button;
7280   int step = BUTTON_STEPSIZE(button);
7281   int new_element = BUTTON_ELEMENT(button);
7282   int x, y;
7283
7284   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
7285     DrawLevelText(0, 0, 0, TEXT_END);
7286
7287   if (id < ED_NUM_CTRL1_BUTTONS &&
7288       id != GADGET_ID_SINGLE_ITEMS &&
7289       id != GADGET_ID_PROPERTIES &&
7290       id != GADGET_ID_PICK_ELEMENT &&
7291       edit_mode != ED_MODE_DRAWING &&
7292       drawing_function != GADGET_ID_PICK_ELEMENT &&
7293       !(GetKeyModState() & KMOD_Control))
7294   {
7295     DrawDrawingWindow();
7296     edit_mode = ED_MODE_DRAWING;
7297   }
7298
7299   switch (id)
7300   {
7301     case GADGET_ID_SCROLL_LEFT:
7302       if (level_xpos >= 0)
7303       {
7304         if (lev_fieldx < ed_fieldx - 2)
7305           break;
7306
7307         level_xpos -= step;
7308         if (level_xpos < -1)
7309           level_xpos = -1;
7310         if (button == 1)
7311           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
7312         else
7313           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7314
7315         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7316                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
7317       }
7318       break;
7319
7320     case GADGET_ID_SCROLL_RIGHT:
7321       if (level_xpos <= lev_fieldx - ed_fieldx)
7322       {
7323         if (lev_fieldx < ed_fieldx - 2)
7324           break;
7325
7326         level_xpos += step;
7327         if (level_xpos > lev_fieldx - ed_fieldx + 1)
7328           level_xpos = lev_fieldx - ed_fieldx + 1;
7329         if (button == 1)
7330           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
7331         else
7332           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7333
7334         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7335                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
7336       }
7337       break;
7338
7339     case GADGET_ID_SCROLL_UP:
7340       if (level_ypos >= 0)
7341       {
7342         if (lev_fieldy < ed_fieldy - 2)
7343           break;
7344
7345         level_ypos -= step;
7346         if (level_ypos < -1)
7347           level_ypos = -1;
7348         if (button == 1)
7349           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
7350         else
7351           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7352
7353         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7354                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
7355       }
7356       break;
7357
7358     case GADGET_ID_SCROLL_DOWN:
7359       if (level_ypos <= lev_fieldy - ed_fieldy)
7360       {
7361         if (lev_fieldy < ed_fieldy - 2)
7362           break;
7363
7364         level_ypos += step;
7365         if (level_ypos > lev_fieldy - ed_fieldy + 1)
7366           level_ypos = lev_fieldy - ed_fieldy + 1;
7367         if (button == 1)
7368           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
7369         else
7370           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7371
7372         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7373                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
7374       }
7375       break;
7376
7377     case GADGET_ID_SCROLL_HORIZONTAL:
7378       level_xpos = gi->event.item_position - 1;
7379       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7380       break;
7381
7382     case GADGET_ID_SCROLL_VERTICAL:
7383       level_ypos = gi->event.item_position - 1;
7384       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7385       break;
7386
7387     case GADGET_ID_SCROLL_LIST_UP:
7388     case GADGET_ID_SCROLL_LIST_DOWN:
7389     case GADGET_ID_SCROLL_LIST_VERTICAL:
7390       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
7391         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
7392       else
7393       {
7394         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
7395         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
7396
7397         if (element_shift < 0)
7398           element_shift = 0;
7399         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7400           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7401
7402         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
7403                      GDI_SCROLLBAR_ITEM_POSITION,
7404                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
7405       }
7406
7407       ModifyEditorElementList();
7408
7409       break;
7410
7411     case GADGET_ID_WRAP_LEFT:
7412       WrapLevel(-step, 0);
7413       break;
7414
7415     case GADGET_ID_WRAP_RIGHT:
7416       WrapLevel(step, 0);
7417       break;
7418
7419     case GADGET_ID_WRAP_UP:
7420       WrapLevel(0, -step);
7421       break;
7422
7423     case GADGET_ID_WRAP_DOWN:
7424       WrapLevel(0, step);
7425       break;
7426
7427     case GADGET_ID_SINGLE_ITEMS:
7428     case GADGET_ID_CONNECTED_ITEMS:
7429     case GADGET_ID_LINE:
7430     case GADGET_ID_ARC:
7431     case GADGET_ID_TEXT:
7432     case GADGET_ID_RECTANGLE:
7433     case GADGET_ID_FILLED_BOX:
7434     case GADGET_ID_FLOOD_FILL:
7435     case GADGET_ID_GRAB_BRUSH:
7436     case GADGET_ID_PICK_ELEMENT:
7437       if (drawing_function != GADGET_ID_PICK_ELEMENT)
7438         last_drawing_function = drawing_function;
7439       drawing_function = id;
7440       draw_with_brush = FALSE;
7441       break;
7442
7443     case GADGET_ID_RANDOM_PLACEMENT:
7444       RandomPlacement(new_element);
7445       break;
7446
7447     case GADGET_ID_PROPERTIES:
7448       if (edit_mode != ED_MODE_PROPERTIES)
7449       {
7450         properties_element = new_element;
7451         DrawPropertiesWindow();
7452         edit_mode = ED_MODE_PROPERTIES;
7453
7454         last_level_drawing_function = drawing_function;
7455         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
7456                       MB_LEFTBUTTON);
7457       }
7458       else
7459       {
7460         DrawDrawingWindow();
7461         edit_mode = ED_MODE_DRAWING;
7462
7463         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
7464                       MB_LEFTBUTTON);
7465       }
7466       break;
7467
7468     case GADGET_ID_CUSTOM_COPY_FROM:
7469     case GADGET_ID_CUSTOM_COPY_TO:
7470     case GADGET_ID_CUSTOM_EXCHANGE:
7471       last_custom_copy_mode = id;
7472       last_drawing_function = drawing_function;
7473       break;
7474
7475     case GADGET_ID_UNDO:
7476       if (undo_buffer_steps == 0)
7477       {
7478         Request("Undo buffer empty !", REQ_CONFIRM);
7479         break;
7480       }
7481
7482       if (edit_mode != ED_MODE_DRAWING)
7483       {
7484         DrawDrawingWindow();
7485         edit_mode = ED_MODE_DRAWING;
7486       }
7487
7488       undo_buffer_position =
7489         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
7490       undo_buffer_steps--;
7491
7492       for(x=0; x<lev_fieldx; x++)
7493         for(y=0; y<lev_fieldy; y++)
7494           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
7495       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
7496       break;
7497
7498     case GADGET_ID_INFO:
7499       if (edit_mode != ED_MODE_INFO)
7500       {
7501         last_edit_mode = edit_mode;
7502         edit_mode = ED_MODE_INFO;
7503
7504         DrawLevelInfoWindow();
7505       }
7506       else
7507       {
7508         edit_mode = last_edit_mode;
7509
7510         DrawEditModeWindow();
7511       }
7512       break;
7513
7514     case GADGET_ID_CLEAR:
7515       if (edit_mode != ED_MODE_DRAWING)
7516       {
7517         DrawDrawingWindow();
7518         edit_mode = ED_MODE_DRAWING;
7519       }
7520
7521       for(x=0; x<MAX_LEV_FIELDX; x++)
7522         for(y=0; y<MAX_LEV_FIELDY; y++)
7523           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
7524       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
7525
7526       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7527       break;
7528
7529     case GADGET_ID_SAVE:
7530       if (leveldir_current->readonly)
7531       {
7532         Request("This level is read only !", REQ_CONFIRM);
7533         break;
7534       }
7535
7536       if (!LevelContainsPlayer)
7537         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
7538       else
7539       {
7540         boolean new_level = (!LevelFileExists(level_nr));
7541
7542         if (new_level ||
7543             Request("Save this level and kill the old ?", REQ_ASK))
7544         {
7545           CopyPlayfield(Feld, level.field);
7546
7547           SaveLevel(level_nr);
7548         }
7549
7550         if (new_level)
7551           Request("Level saved !", REQ_CONFIRM);
7552       }
7553       break;
7554
7555     case GADGET_ID_TEST:
7556       if (!LevelContainsPlayer)
7557         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
7558       else
7559       {
7560         if (LevelChanged())
7561           level.game_version = GAME_VERSION_ACTUAL;
7562
7563         CopyPlayfield(level.field, FieldBackup);
7564         CopyPlayfield(Feld, level.field);
7565
7566         UnmapLevelEditorGadgets();
7567         UndrawSpecialEditorDoor();
7568
7569         CloseDoor(DOOR_CLOSE_ALL);
7570
7571         DrawCompleteVideoDisplay();
7572
7573         if (setup.autorecord)
7574           TapeStartRecording();
7575
7576         level_editor_test_game = TRUE;
7577         game_status = GAME_MODE_PLAYING;
7578
7579         InitGame();
7580       }
7581       break;
7582
7583     case GADGET_ID_EXIT:
7584       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
7585       break;
7586
7587     default:
7588       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
7589           id <= GADGET_ID_ELEMENTLIST_LAST)
7590       {
7591         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
7592         int new_element = editor_elements[element_position + element_shift];
7593
7594         if (last_custom_copy_mode != -1)
7595         {
7596           CopyCustomElement(properties_element, new_element,
7597                             last_custom_copy_mode);
7598
7599           ClickOnGadget(level_editor_gadget[last_drawing_function],
7600                         MB_LEFTBUTTON);
7601
7602           last_custom_copy_mode = -1;
7603
7604           break;
7605         }
7606
7607         PickDrawingElement(button, new_element);
7608
7609         if (!stick_element_properties_window &&
7610             drawing_function != GADGET_ID_PICK_ELEMENT &&
7611             !(GetKeyModState() & KMOD_Control))
7612         {
7613           properties_element = new_element;
7614           if (edit_mode == ED_MODE_PROPERTIES)
7615             DrawPropertiesWindow();
7616         }
7617
7618         if (drawing_function == GADGET_ID_PICK_ELEMENT)
7619           ClickOnGadget(level_editor_gadget[last_drawing_function],
7620                         MB_LEFTBUTTON);
7621       }
7622 #ifdef DEBUG
7623       else if (gi->event.type == GD_EVENT_PRESSED)
7624         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
7625       else if (gi->event.type == GD_EVENT_RELEASED)
7626         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
7627       else if (gi->event.type == GD_EVENT_MOVING)
7628         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
7629       else
7630         printf("default: HandleControlButtons: ? (id == %d)\n", id);
7631 #endif
7632       break;
7633   }
7634 }
7635
7636 void HandleLevelEditorKeyInput(Key key)
7637 {
7638   char letter = getCharFromKey(key);
7639   int button = MB_LEFTBUTTON;
7640
7641   if (drawing_function == GADGET_ID_TEXT &&
7642       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
7643   {
7644     if (letter)
7645       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
7646     else if (key == KSYM_Delete || key == KSYM_BackSpace)
7647       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
7648     else if (key == KSYM_Return)
7649       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
7650     else if (key == KSYM_Escape)
7651       DrawLevelText(0, 0, 0, TEXT_END);
7652   }
7653   else if (button_status == MB_RELEASED)
7654   {
7655     int i, id = GADGET_ID_NONE;
7656
7657     switch (key)
7658     {
7659       case KSYM_Left:
7660         id = GADGET_ID_SCROLL_LEFT;
7661         break;
7662       case KSYM_Right:
7663         id = GADGET_ID_SCROLL_RIGHT;
7664         break;
7665       case KSYM_Up:
7666         id = GADGET_ID_SCROLL_UP;
7667         break;
7668       case KSYM_Down:
7669         id = GADGET_ID_SCROLL_DOWN;
7670         break;
7671       case KSYM_Page_Up:
7672         id = GADGET_ID_SCROLL_LIST_UP;
7673         button = MB_RIGHTBUTTON;
7674         break;
7675       case KSYM_Page_Down:
7676         id = GADGET_ID_SCROLL_LIST_DOWN;
7677         button = MB_RIGHTBUTTON;
7678         break;
7679
7680       case KSYM_Escape:
7681         if (edit_mode == ED_MODE_DRAWING)
7682         {
7683           RequestExitLevelEditor(setup.ask_on_escape);
7684         }
7685         else
7686         {
7687           DrawDrawingWindow();
7688           edit_mode = ED_MODE_DRAWING;
7689         }
7690         break;
7691
7692       default:
7693         break;
7694     }
7695
7696     if (id != GADGET_ID_NONE)
7697       ClickOnGadget(level_editor_gadget[id], button);
7698     else if (letter == '.')
7699       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
7700     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
7701       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
7702     else
7703       for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
7704         if (letter && letter == control_info[i].shortcut)
7705           if (!anyTextGadgetActive())
7706             ClickOnGadget(level_editor_gadget[i], button);
7707   }
7708 }
7709
7710 void HandleLevelEditorIdle()
7711 {
7712   static unsigned long action_delay = 0;
7713   unsigned long action_delay_value = GameFrameDelay;
7714   int xpos = 1, ypos = 2;
7715
7716   if (edit_mode != ED_MODE_PROPERTIES)
7717     return;
7718
7719   if (!DelayReached(&action_delay, action_delay_value))
7720     return;
7721
7722   DrawGraphicAnimationExt(drawto,
7723                           SX + xpos * TILEX,
7724                           SY + ypos * TILEY + MINI_TILEY / 2,
7725                           el2img(properties_element), -1, NO_MASKING);
7726
7727   MarkTileDirty(xpos, ypos);
7728   MarkTileDirty(xpos, ypos + 1);
7729
7730   FrameCounter++;       /* increase animation frame counter */
7731 }
7732
7733 void ClearEditorGadgetInfoText()
7734 {
7735   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
7736 }
7737
7738 void HandleEditorGadgetInfoText(void *ptr)
7739 {
7740   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
7741   char infotext[MAX_OUTPUT_LINESIZE + 1];
7742   char shortcut[MAX_OUTPUT_LINESIZE + 1];
7743   int max_infotext_len = getMaxInfoTextLength();
7744
7745   if (game_status != GAME_MODE_EDITOR)
7746     return;
7747
7748   ClearEditorGadgetInfoText();
7749
7750   if (gi->event.type == GD_EVENT_INFO_LEAVING)
7751     return;
7752
7753   /* misuse this function to delete brush cursor, if needed */
7754   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
7755     DeleteBrushFromCursor();
7756
7757   if (gi == NULL || gi->info_text == NULL)
7758     return;
7759
7760   strncpy(infotext, gi->info_text, max_infotext_len);
7761   infotext[max_infotext_len] = '\0';
7762
7763   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
7764   {
7765     int key = control_info[gi->custom_id].shortcut;
7766
7767     if (key)
7768     {
7769       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
7770         sprintf(shortcut, " ('.' or '%c')", key);
7771       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
7772         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
7773       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
7774         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
7775       else                                              /* normal case */
7776         sprintf(shortcut, " ('%s%c')",
7777                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
7778
7779       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
7780         strcat(infotext, shortcut);
7781     }
7782   }
7783
7784   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
7785 }
7786
7787 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
7788 {
7789   static int start_lx, start_ly;
7790   char *infotext;
7791   int id = gi->custom_id;
7792   int sx = gi->event.x;
7793   int sy = gi->event.y;
7794   int lx = sx + level_xpos;
7795   int ly = sy + level_ypos;
7796   int min_sx = 0, min_sy = 0;
7797   int max_sx = gi->drawing.area_xsize - 1;
7798   int max_sy = gi->drawing.area_ysize - 1;
7799   int actual_drawing_function = drawing_function;
7800
7801   /* pressed Control key: simulate picking element */
7802   if (GetKeyModState() & KMOD_Control)
7803     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7804
7805   ClearEditorGadgetInfoText();
7806
7807   if (gi->event.type == GD_EVENT_INFO_LEAVING)
7808     return;
7809
7810   /* make sure to stay inside drawing area boundaries */
7811   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7812   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7813
7814   if (id == GADGET_ID_DRAWING_LEVEL)
7815   {
7816     if (button_status)
7817     {
7818       int min_lx = 0, min_ly = 0;
7819       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7820
7821       /* get positions inside level field */
7822       lx = sx + level_xpos;
7823       ly = sy + level_ypos;
7824
7825       /* make sure to stay inside level field boundaries */
7826       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7827       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7828
7829       /* correct drawing area positions accordingly */
7830       sx = lx - level_xpos;
7831       sy = ly - level_ypos;
7832     }
7833
7834     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
7835     {
7836       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
7837       {
7838         if (gi->event.type == GD_EVENT_PRESSED)
7839         {
7840           start_lx = lx;
7841           start_ly = ly;
7842         }
7843
7844         switch (actual_drawing_function)
7845         {
7846           case GADGET_ID_SINGLE_ITEMS:
7847             infotext = "Drawing single items";
7848             break;
7849           case GADGET_ID_CONNECTED_ITEMS:
7850             infotext = "Drawing connected items";
7851             break;
7852           case GADGET_ID_LINE:
7853             infotext = "Drawing line";
7854             break;
7855           case GADGET_ID_ARC:
7856             infotext = "Drawing arc";
7857             break;
7858           case GADGET_ID_TEXT:
7859             infotext = "Setting text cursor";
7860             break;
7861           case GADGET_ID_RECTANGLE:
7862             infotext = "Drawing rectangle";
7863             break;
7864           case GADGET_ID_FILLED_BOX:
7865             infotext = "Drawing filled box";
7866             break;
7867           case GADGET_ID_FLOOD_FILL:
7868             infotext = "Flood fill";
7869             break;
7870           case GADGET_ID_GRAB_BRUSH:
7871             infotext = "Grabbing brush";
7872             break;
7873           case GADGET_ID_PICK_ELEMENT:
7874             infotext = "Picking element";
7875             break;
7876
7877           default:
7878             infotext = "Drawing position";
7879             break;
7880         }
7881
7882         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7883           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7884                     "%s: %d, %d", infotext, lx, ly);
7885         else
7886           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7887                     "%s: %d, %d", infotext,
7888                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
7889       }
7890       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7891         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7892                   "%s", getElementInfoText(Feld[lx][ly]));
7893       else
7894         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7895                   "Level position: %d, %d", lx, ly);
7896     }
7897
7898     /* misuse this function to draw brush cursor, if needed */
7899     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
7900     {
7901       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7902         CopyBrushToCursor(sx, sy);
7903       else
7904         DeleteBrushFromCursor();
7905     }
7906   }
7907   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7908   {
7909     if (id == GADGET_ID_AMOEBA_CONTENT)
7910       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7911                 getElementInfoText(level.amoeba_content));
7912     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7913       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7914                 getElementInfoText(custom_element.gfx_element));
7915     else if (id == GADGET_ID_CUSTOM_CONTENT)
7916       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7917                 getElementInfoText(custom_element.content[sx][sy]));
7918     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7919       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7920                 getElementInfoText(custom_element_change.target_element));
7921     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7922       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7923                 getElementInfoText(custom_element_change.content[sx][sy]));
7924     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7925       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7926                 getElementInfoText(custom_element_change.trigger_element));
7927     else if (id == GADGET_ID_RANDOM_BACKGROUND)
7928       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7929                 getElementInfoText(random_placement_background_element));
7930     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7931              id <= GADGET_ID_ELEMENT_CONTENT_7)
7932     {
7933       int i = id - GADGET_ID_ELEMENT_CONTENT_0;
7934
7935       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7936                 getElementInfoText(level.yamyam_content[i][sx][sy]));
7937     }
7938   }
7939   else
7940   {
7941     if (id == GADGET_ID_AMOEBA_CONTENT)
7942       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7943                 "Amoeba content");
7944     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7945       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7946                 "Custom graphic element");
7947     else if (id == GADGET_ID_CUSTOM_CONTENT)
7948       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7949                 "Custom element content position: %d, %d", sx, sy);
7950     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7951       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7952                 "New element after change");
7953     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7954       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7955                 "New extended elements after change");
7956     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7957       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7958                 "Other element triggering change");
7959     else if (id == GADGET_ID_RANDOM_BACKGROUND)
7960       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7961                 "Random placement background");
7962     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7963              id <= GADGET_ID_ELEMENT_CONTENT_7)
7964       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7965                 "Content area %d position: %d, %d",
7966                 id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
7967   }
7968 }
7969
7970 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
7971 {
7972   if (!ask_if_level_has_changed ||
7973       !LevelChanged() ||
7974       Request("Level has changed! Exit without saving ?",
7975               REQ_ASK | REQ_STAY_OPEN))
7976   {
7977 #if 1
7978     CloseDoor(DOOR_CLOSE_1);
7979     SetDoorState(DOOR_CLOSE_2);
7980 #else
7981     CloseDoor(DOOR_CLOSE_ALL);
7982 #endif
7983     game_status = GAME_MODE_MAIN;
7984     DrawMainMenu();
7985   }
7986   else
7987   {
7988     CloseDoor(DOOR_CLOSE_1);
7989     BlitBitmap(bitmap_db_door, bitmap_db_door,
7990                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
7991                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
7992     OpenDoor(DOOR_OPEN_1);
7993   }
7994 }