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