src/editor.c

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