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 #if 0
2150   EL_MAZE_RUNNER,
2151 #else
2152   EL_EMPTY,
2153 #endif
2154   EL_MOLE_RIGHT,
2155   EL_PACMAN,
2156
2157   EL_SPACESHIP,
2158   EL_MOLE_DOWN,
2159   EL_BALLOON,
2160   EL_BALLOON_SWITCH_ANY,
2161
2162   EL_BALLOON_SWITCH_LEFT,
2163   EL_BALLOON_SWITCH_RIGHT,
2164   EL_BALLOON_SWITCH_UP,
2165   EL_BALLOON_SWITCH_DOWN,
2166
2167   EL_SATELLITE,
2168   EL_EXPANDABLE_WALL_HORIZONTAL,
2169   EL_EXPANDABLE_WALL_VERTICAL,
2170   EL_EXPANDABLE_WALL_ANY,
2171
2172   EL_INVISIBLE_STEELWALL,
2173   EL_INVISIBLE_WALL,
2174   EL_SPEED_PILL,
2175   EL_BLACK_ORB,
2176
2177   EL_EMC_STEELWALL_1,
2178   EL_EMC_WALL_1,
2179   EL_EMC_WALL_2,
2180   EL_EMC_WALL_3,
2181
2182   EL_EMC_WALL_4,
2183   EL_EMC_WALL_5,
2184   EL_EMC_WALL_6,
2185   EL_EMC_WALL_7,
2186 };
2187 static int *editor_hl_more_ptr = editor_hl_more;
2188 static int *editor_el_more_ptr = editor_el_more;
2189 static int num_editor_hl_more = SIZEOF_ARRAY_INT(editor_hl_more);
2190 static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
2191
2192 static int editor_hl_sokoban[] =
2193 {
2194   EL_CHAR('S'),
2195   EL_CHAR('O'),
2196   EL_CHAR('K'),
2197   EL_CHAR('O'),
2198
2199   EL_CHAR('-'),
2200   EL_CHAR('B'),
2201   EL_CHAR('A'),
2202   EL_CHAR('N'),
2203 };
2204
2205 static int editor_el_sokoban[] =
2206 {
2207   EL_SOKOBAN_OBJECT,
2208   EL_SOKOBAN_FIELD_EMPTY,
2209   EL_SOKOBAN_FIELD_FULL,
2210   EL_STEELWALL,
2211 };
2212 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
2213 static int *editor_el_sokoban_ptr = editor_el_sokoban;
2214 static int num_editor_hl_sokoban = SIZEOF_ARRAY_INT(editor_hl_sokoban);
2215 static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
2216
2217 static int editor_hl_supaplex[] =
2218 {
2219   EL_CHAR('S'),
2220   EL_CHAR('U'),
2221   EL_CHAR('P'),
2222   EL_CHAR('A'),
2223
2224   EL_CHAR('P'),
2225   EL_CHAR('L'),
2226   EL_CHAR('E'),
2227   EL_CHAR('X'),
2228 };
2229
2230 static int editor_el_supaplex[] =
2231 {
2232 #if 1
2233   EL_EMPTY,
2234 #else
2235   EL_SP_EMPTY,
2236 #endif
2237   EL_SP_ZONK,
2238   EL_SP_BASE,
2239   EL_SP_MURPHY,
2240
2241   EL_SP_INFOTRON,
2242   EL_SP_CHIP_SINGLE,
2243   EL_SP_HARDWARE_GRAY,
2244   EL_SP_EXIT_CLOSED,
2245
2246   EL_SP_DISK_ORANGE,
2247   EL_SP_PORT_RIGHT,
2248   EL_SP_PORT_DOWN,
2249   EL_SP_PORT_LEFT,
2250
2251   EL_SP_PORT_UP,
2252   EL_SP_GRAVITY_PORT_RIGHT,
2253   EL_SP_GRAVITY_PORT_DOWN,
2254   EL_SP_GRAVITY_PORT_LEFT,
2255
2256   EL_SP_GRAVITY_PORT_UP,
2257   EL_SP_SNIKSNAK,
2258   EL_SP_DISK_YELLOW,
2259   EL_SP_TERMINAL,
2260
2261   EL_SP_DISK_RED,
2262   EL_SP_PORT_VERTICAL,
2263   EL_SP_PORT_HORIZONTAL,
2264   EL_SP_PORT_ANY,
2265
2266   EL_SP_ELECTRON,
2267   EL_SP_BUGGY_BASE,
2268   EL_SP_CHIP_LEFT,
2269   EL_SP_CHIP_RIGHT,
2270
2271   EL_SP_HARDWARE_BASE_1,
2272   EL_SP_HARDWARE_GREEN,
2273   EL_SP_HARDWARE_BLUE,
2274   EL_SP_HARDWARE_RED,
2275
2276   EL_SP_HARDWARE_YELLOW,
2277   EL_SP_HARDWARE_BASE_2,
2278   EL_SP_HARDWARE_BASE_3,
2279   EL_SP_HARDWARE_BASE_4,
2280
2281   EL_SP_HARDWARE_BASE_5,
2282   EL_SP_HARDWARE_BASE_6,
2283   EL_SP_CHIP_TOP,
2284   EL_SP_CHIP_BOTTOM,
2285 };
2286 static int *editor_hl_supaplex_ptr = editor_hl_supaplex;
2287 static int *editor_el_supaplex_ptr = editor_el_supaplex;
2288 static int num_editor_hl_supaplex = SIZEOF_ARRAY_INT(editor_hl_supaplex);
2289 static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
2290
2291 static int editor_hl_diamond_caves[] =
2292 {
2293   EL_CHAR('D'),
2294   EL_CHAR('I'),
2295   EL_CHAR('A'),
2296   EL_CHAR('-'),
2297
2298   EL_CHAR('M'),
2299   EL_CHAR('O'),
2300   EL_CHAR('N'),
2301   EL_CHAR('D'),
2302
2303   EL_CHAR('C'),
2304   EL_CHAR('A'),
2305   EL_CHAR('V'),
2306   EL_CHAR('E'),
2307
2308   EL_CHAR('S'),
2309   EL_CHAR(' '),
2310   EL_CHAR('I'),
2311   EL_CHAR('I'),
2312 };
2313
2314 static int editor_el_diamond_caves[] =
2315 {
2316   EL_PEARL,
2317   EL_CRYSTAL,
2318   EL_WALL_PEARL,
2319   EL_WALL_CRYSTAL,
2320
2321   EL_CONVEYOR_BELT_1_LEFT,
2322   EL_CONVEYOR_BELT_1_MIDDLE,
2323   EL_CONVEYOR_BELT_1_RIGHT,
2324   EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
2325
2326   EL_CONVEYOR_BELT_2_LEFT,
2327   EL_CONVEYOR_BELT_2_MIDDLE,
2328   EL_CONVEYOR_BELT_2_RIGHT,
2329   EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
2330
2331   EL_CONVEYOR_BELT_3_LEFT,
2332   EL_CONVEYOR_BELT_3_MIDDLE,
2333   EL_CONVEYOR_BELT_3_RIGHT,
2334   EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
2335
2336   EL_CONVEYOR_BELT_4_LEFT,
2337   EL_CONVEYOR_BELT_4_MIDDLE,
2338   EL_CONVEYOR_BELT_4_RIGHT,
2339   EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
2340
2341   EL_CONVEYOR_BELT_1_SWITCH_LEFT,
2342   EL_CONVEYOR_BELT_2_SWITCH_LEFT,
2343   EL_CONVEYOR_BELT_3_SWITCH_LEFT,
2344   EL_CONVEYOR_BELT_4_SWITCH_LEFT,
2345
2346   EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
2347   EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
2348   EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
2349   EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
2350
2351   EL_SWITCHGATE_OPEN,
2352   EL_SWITCHGATE_CLOSED,
2353   EL_SWITCHGATE_SWITCH_UP,
2354   EL_EMPTY,
2355
2356   EL_ENVELOPE_1,
2357   EL_ENVELOPE_2,
2358   EL_ENVELOPE_3,
2359   EL_ENVELOPE_4,
2360
2361   EL_TIMEGATE_CLOSED,
2362   EL_TIMEGATE_OPEN,
2363   EL_TIMEGATE_SWITCH,
2364   EL_EMPTY,
2365
2366   EL_LANDMINE,
2367   EL_INVISIBLE_SAND,
2368   EL_STEELWALL_SLIPPERY,
2369   EL_EMPTY,
2370
2371   EL_SIGN_EXCLAMATION,
2372   EL_SIGN_STOP,
2373   EL_LIGHT_SWITCH,
2374   EL_LIGHT_SWITCH_ACTIVE,
2375
2376   EL_SHIELD_NORMAL,
2377   EL_SHIELD_DEADLY,
2378   EL_EXTRA_TIME,
2379   EL_EMPTY,
2380 };
2381 static int *editor_hl_diamond_caves_ptr = editor_hl_diamond_caves;
2382 static int *editor_el_diamond_caves_ptr = editor_el_diamond_caves;
2383 static int num_editor_hl_diamond_caves = SIZEOF_ARRAY_INT(editor_hl_diamond_caves);
2384 static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
2385
2386 static int editor_hl_dx_boulderdash[] =
2387 {
2388   EL_CHAR('D'),
2389   EL_CHAR('X'),
2390   EL_CHAR('-'),
2391   EL_CHAR(' '),
2392
2393   EL_CHAR('B'),
2394   EL_CHAR('O'),
2395   EL_CHAR('U'),
2396   EL_CHAR('L'),
2397
2398   EL_CHAR('-'),
2399   EL_CHAR('D'),
2400   EL_CHAR('E'),
2401   EL_CHAR('R'),
2402
2403   EL_CHAR('D'),
2404   EL_CHAR('A'),
2405   EL_CHAR('S'),
2406   EL_CHAR('H'),
2407 };
2408
2409 static int editor_el_dx_boulderdash[] =
2410 {
2411   EL_SPRING,
2412   EL_TUBE_RIGHT_DOWN,
2413   EL_TUBE_HORIZONTAL_DOWN,
2414   EL_TUBE_LEFT_DOWN,
2415
2416   EL_TUBE_HORIZONTAL,
2417   EL_TUBE_VERTICAL_RIGHT,
2418   EL_TUBE_ANY,
2419   EL_TUBE_VERTICAL_LEFT,
2420
2421   EL_TUBE_VERTICAL,
2422   EL_TUBE_RIGHT_UP,
2423   EL_TUBE_HORIZONTAL_UP,
2424   EL_TUBE_LEFT_UP,
2425
2426   EL_TRAP,
2427   EL_DX_SUPABOMB,
2428   EL_EMPTY,
2429   EL_EMPTY
2430 };
2431 static int *editor_hl_dx_boulderdash_ptr = editor_hl_dx_boulderdash;
2432 static int *editor_el_dx_boulderdash_ptr = editor_el_dx_boulderdash;
2433 static int num_editor_hl_dx_boulderdash = SIZEOF_ARRAY_INT(editor_hl_dx_boulderdash);
2434 static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
2435
2436 static int editor_hl_chars[] =
2437 {
2438   EL_CHAR('T'),
2439   EL_CHAR('E'),
2440   EL_CHAR('X'),
2441   EL_CHAR('T'),
2442 };
2443
2444 static int editor_el_chars[] =
2445 {
2446   EL_CHAR(' '),
2447   EL_CHAR('!'),
2448   EL_CHAR('"'),
2449   EL_CHAR('#'),
2450
2451   EL_CHAR('$'),
2452   EL_CHAR('%'),
2453   EL_CHAR('&'),
2454   EL_CHAR('\''),
2455
2456   EL_CHAR('('),
2457   EL_CHAR(')'),
2458   EL_CHAR('*'),
2459   EL_CHAR('+'),
2460
2461   EL_CHAR(','),
2462   EL_CHAR('-'),
2463   EL_CHAR('.'),
2464   EL_CHAR('/'),
2465
2466   EL_CHAR('0'),
2467   EL_CHAR('1'),
2468   EL_CHAR('2'),
2469   EL_CHAR('3'),
2470
2471   EL_CHAR('4'),
2472   EL_CHAR('5'),
2473   EL_CHAR('6'),
2474   EL_CHAR('7'),
2475
2476   EL_CHAR('8'),
2477   EL_CHAR('9'),
2478   EL_CHAR(':'),
2479   EL_CHAR(';'),
2480
2481   EL_CHAR('<'),
2482   EL_CHAR('='),
2483   EL_CHAR('>'),
2484   EL_CHAR('?'),
2485
2486   EL_CHAR('@'),
2487   EL_CHAR('A'),
2488   EL_CHAR('B'),
2489   EL_CHAR('C'),
2490
2491   EL_CHAR('D'),
2492   EL_CHAR('E'),
2493   EL_CHAR('F'),
2494   EL_CHAR('G'),
2495
2496   EL_CHAR('H'),
2497   EL_CHAR('I'),
2498   EL_CHAR('J'),
2499   EL_CHAR('K'),
2500
2501   EL_CHAR('L'),
2502   EL_CHAR('M'),
2503   EL_CHAR('N'),
2504   EL_CHAR('O'),
2505
2506   EL_CHAR('P'),
2507   EL_CHAR('Q'),
2508   EL_CHAR('R'),
2509   EL_CHAR('S'),
2510
2511   EL_CHAR('T'),
2512   EL_CHAR('U'),
2513   EL_CHAR('V'),
2514   EL_CHAR('W'),
2515
2516   EL_CHAR('X'),
2517   EL_CHAR('Y'),
2518   EL_CHAR('Z'),
2519   EL_CHAR('['),
2520
2521   EL_CHAR('\\'),
2522   EL_CHAR(']'),
2523   EL_CHAR('^'),
2524   EL_CHAR('_'),
2525
2526   EL_CHAR('©'),
2527   EL_CHAR('Ä'),
2528   EL_CHAR('Ö'),
2529   EL_CHAR('Ü'),
2530
2531   EL_CHAR('°'),
2532   EL_CHAR('®'),
2533   EL_CHAR(FONT_ASCII_CURSOR),
2534   EL_CHAR(' ')
2535 };
2536 static int *editor_hl_chars_ptr = editor_hl_chars;
2537 static int *editor_el_chars_ptr = editor_el_chars;
2538 static int num_editor_hl_chars = SIZEOF_ARRAY_INT(editor_hl_chars);
2539 static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
2540
2541 static int editor_hl_custom[] =
2542 {
2543   EL_CHAR('C'),
2544   EL_CHAR('U'),
2545   EL_CHAR('S'),
2546   EL_CHAR('-'),
2547
2548   EL_CHAR('T'),
2549   EL_CHAR('O'),
2550   EL_CHAR('M'),
2551   EL_CHAR(' '),
2552
2553   EL_CHAR('E'),
2554   EL_CHAR('L'),
2555   EL_CHAR('E'),
2556   EL_CHAR('M'),
2557
2558   EL_CHAR('E'),
2559   EL_CHAR('N'),
2560   EL_CHAR('T'),
2561   EL_CHAR('S'),
2562 };
2563
2564 static int editor_el_custom[] =
2565 {
2566   EL_CUSTOM_START + 0,
2567   EL_CUSTOM_START + 1,
2568   EL_CUSTOM_START + 2,
2569   EL_CUSTOM_START + 3,
2570
2571   EL_CUSTOM_START + 4,
2572   EL_CUSTOM_START + 5,
2573   EL_CUSTOM_START + 6,
2574   EL_CUSTOM_START + 7,
2575
2576   EL_CUSTOM_START + 8,
2577   EL_CUSTOM_START + 9,
2578   EL_CUSTOM_START + 10,
2579   EL_CUSTOM_START + 11,
2580
2581   EL_CUSTOM_START + 12,
2582   EL_CUSTOM_START + 13,
2583   EL_CUSTOM_START + 14,
2584   EL_CUSTOM_START + 15,
2585
2586   EL_CUSTOM_START + 16,
2587   EL_CUSTOM_START + 17,
2588   EL_CUSTOM_START + 18,
2589   EL_CUSTOM_START + 19,
2590
2591   EL_CUSTOM_START + 20,
2592   EL_CUSTOM_START + 21,
2593   EL_CUSTOM_START + 22,
2594   EL_CUSTOM_START + 23,
2595
2596   EL_CUSTOM_START + 24,
2597   EL_CUSTOM_START + 25,
2598   EL_CUSTOM_START + 26,
2599   EL_CUSTOM_START + 27,
2600
2601   EL_CUSTOM_START + 28,
2602   EL_CUSTOM_START + 29,
2603   EL_CUSTOM_START + 30,
2604   EL_CUSTOM_START + 31,
2605
2606   EL_CUSTOM_START + 32,
2607   EL_CUSTOM_START + 33,
2608   EL_CUSTOM_START + 34,
2609   EL_CUSTOM_START + 35,
2610
2611   EL_CUSTOM_START + 36,
2612   EL_CUSTOM_START + 37,
2613   EL_CUSTOM_START + 38,
2614   EL_CUSTOM_START + 39,
2615
2616   EL_CUSTOM_START + 40,
2617   EL_CUSTOM_START + 41,
2618   EL_CUSTOM_START + 42,
2619   EL_CUSTOM_START + 43,
2620
2621   EL_CUSTOM_START + 44,
2622   EL_CUSTOM_START + 45,
2623   EL_CUSTOM_START + 46,
2624   EL_CUSTOM_START + 47,
2625
2626   EL_CUSTOM_START + 48,
2627   EL_CUSTOM_START + 49,
2628   EL_CUSTOM_START + 50,
2629   EL_CUSTOM_START + 51,
2630
2631   EL_CUSTOM_START + 52,
2632   EL_CUSTOM_START + 53,
2633   EL_CUSTOM_START + 54,
2634   EL_CUSTOM_START + 55,
2635
2636   EL_CUSTOM_START + 56,
2637   EL_CUSTOM_START + 57,
2638   EL_CUSTOM_START + 58,
2639   EL_CUSTOM_START + 59,
2640
2641   EL_CUSTOM_START + 60,
2642   EL_CUSTOM_START + 61,
2643   EL_CUSTOM_START + 62,
2644   EL_CUSTOM_START + 63,
2645
2646   EL_CUSTOM_START + 64,
2647   EL_CUSTOM_START + 65,
2648   EL_CUSTOM_START + 66,
2649   EL_CUSTOM_START + 67,
2650
2651   EL_CUSTOM_START + 68,
2652   EL_CUSTOM_START + 69,
2653   EL_CUSTOM_START + 70,
2654   EL_CUSTOM_START + 71,
2655
2656   EL_CUSTOM_START + 72,
2657   EL_CUSTOM_START + 73,
2658   EL_CUSTOM_START + 74,
2659   EL_CUSTOM_START + 75,
2660
2661   EL_CUSTOM_START + 76,
2662   EL_CUSTOM_START + 77,
2663   EL_CUSTOM_START + 78,
2664   EL_CUSTOM_START + 79,
2665
2666   EL_CUSTOM_START + 80,
2667   EL_CUSTOM_START + 81,
2668   EL_CUSTOM_START + 82,
2669   EL_CUSTOM_START + 83,
2670
2671   EL_CUSTOM_START + 84,
2672   EL_CUSTOM_START + 85,
2673   EL_CUSTOM_START + 86,
2674   EL_CUSTOM_START + 87,
2675
2676   EL_CUSTOM_START + 88,
2677   EL_CUSTOM_START + 89,
2678   EL_CUSTOM_START + 90,
2679   EL_CUSTOM_START + 91,
2680
2681   EL_CUSTOM_START + 92,
2682   EL_CUSTOM_START + 93,
2683   EL_CUSTOM_START + 94,
2684   EL_CUSTOM_START + 95,
2685
2686   EL_CUSTOM_START + 96,
2687   EL_CUSTOM_START + 97,
2688   EL_CUSTOM_START + 98,
2689   EL_CUSTOM_START + 99,
2690
2691   EL_CUSTOM_START + 100,
2692   EL_CUSTOM_START + 101,
2693   EL_CUSTOM_START + 102,
2694   EL_CUSTOM_START + 103,
2695
2696   EL_CUSTOM_START + 104,
2697   EL_CUSTOM_START + 105,
2698   EL_CUSTOM_START + 106,
2699   EL_CUSTOM_START + 107,
2700
2701   EL_CUSTOM_START + 108,
2702   EL_CUSTOM_START + 109,
2703   EL_CUSTOM_START + 110,
2704   EL_CUSTOM_START + 111,
2705
2706   EL_CUSTOM_START + 112,
2707   EL_CUSTOM_START + 113,
2708   EL_CUSTOM_START + 114,
2709   EL_CUSTOM_START + 115,
2710
2711   EL_CUSTOM_START + 116,
2712   EL_CUSTOM_START + 117,
2713   EL_CUSTOM_START + 118,
2714   EL_CUSTOM_START + 119,
2715
2716   EL_CUSTOM_START + 120,
2717   EL_CUSTOM_START + 121,
2718   EL_CUSTOM_START + 122,
2719   EL_CUSTOM_START + 123,
2720
2721   EL_CUSTOM_START + 124,
2722   EL_CUSTOM_START + 125,
2723   EL_CUSTOM_START + 126,
2724   EL_CUSTOM_START + 127
2725 };
2726 static int *editor_hl_custom_ptr = editor_hl_custom;
2727 static int *editor_el_custom_ptr = editor_el_custom;
2728 static int num_editor_hl_custom = SIZEOF_ARRAY_INT(editor_hl_custom);
2729 static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
2730
2731 static int editor_hl_custom_more[] =
2732 {
2733 };
2734
2735 static int editor_el_custom_more[] =
2736 {
2737   EL_CUSTOM_START + 128,
2738   EL_CUSTOM_START + 129,
2739   EL_CUSTOM_START + 130,
2740   EL_CUSTOM_START + 131,
2741
2742   EL_CUSTOM_START + 132,
2743   EL_CUSTOM_START + 133,
2744   EL_CUSTOM_START + 134,
2745   EL_CUSTOM_START + 135,
2746
2747   EL_CUSTOM_START + 136,
2748   EL_CUSTOM_START + 137,
2749   EL_CUSTOM_START + 138,
2750   EL_CUSTOM_START + 139,
2751
2752   EL_CUSTOM_START + 140,
2753   EL_CUSTOM_START + 141,
2754   EL_CUSTOM_START + 142,
2755   EL_CUSTOM_START + 143,
2756
2757   EL_CUSTOM_START + 144,
2758   EL_CUSTOM_START + 145,
2759   EL_CUSTOM_START + 146,
2760   EL_CUSTOM_START + 147,
2761
2762   EL_CUSTOM_START + 148,
2763   EL_CUSTOM_START + 149,
2764   EL_CUSTOM_START + 150,
2765   EL_CUSTOM_START + 151,
2766
2767   EL_CUSTOM_START + 152,
2768   EL_CUSTOM_START + 153,
2769   EL_CUSTOM_START + 154,
2770   EL_CUSTOM_START + 155,
2771
2772   EL_CUSTOM_START + 156,
2773   EL_CUSTOM_START + 157,
2774   EL_CUSTOM_START + 158,
2775   EL_CUSTOM_START + 159,
2776
2777   EL_CUSTOM_START + 160,
2778   EL_CUSTOM_START + 161,
2779   EL_CUSTOM_START + 162,
2780   EL_CUSTOM_START + 163,
2781
2782   EL_CUSTOM_START + 164,
2783   EL_CUSTOM_START + 165,
2784   EL_CUSTOM_START + 166,
2785   EL_CUSTOM_START + 167,
2786
2787   EL_CUSTOM_START + 168,
2788   EL_CUSTOM_START + 169,
2789   EL_CUSTOM_START + 170,
2790   EL_CUSTOM_START + 171,
2791
2792   EL_CUSTOM_START + 172,
2793   EL_CUSTOM_START + 173,
2794   EL_CUSTOM_START + 174,
2795   EL_CUSTOM_START + 175,
2796
2797   EL_CUSTOM_START + 176,
2798   EL_CUSTOM_START + 177,
2799   EL_CUSTOM_START + 178,
2800   EL_CUSTOM_START + 179,
2801
2802   EL_CUSTOM_START + 180,
2803   EL_CUSTOM_START + 181,
2804   EL_CUSTOM_START + 182,
2805   EL_CUSTOM_START + 183,
2806
2807   EL_CUSTOM_START + 184,
2808   EL_CUSTOM_START + 185,
2809   EL_CUSTOM_START + 186,
2810   EL_CUSTOM_START + 187,
2811
2812   EL_CUSTOM_START + 188,
2813   EL_CUSTOM_START + 189,
2814   EL_CUSTOM_START + 190,
2815   EL_CUSTOM_START + 191,
2816
2817   EL_CUSTOM_START + 192,
2818   EL_CUSTOM_START + 193,
2819   EL_CUSTOM_START + 194,
2820   EL_CUSTOM_START + 195,
2821
2822   EL_CUSTOM_START + 196,
2823   EL_CUSTOM_START + 197,
2824   EL_CUSTOM_START + 198,
2825   EL_CUSTOM_START + 199,
2826
2827   EL_CUSTOM_START + 200,
2828   EL_CUSTOM_START + 201,
2829   EL_CUSTOM_START + 202,
2830   EL_CUSTOM_START + 203,
2831
2832   EL_CUSTOM_START + 204,
2833   EL_CUSTOM_START + 205,
2834   EL_CUSTOM_START + 206,
2835   EL_CUSTOM_START + 207,
2836
2837   EL_CUSTOM_START + 208,
2838   EL_CUSTOM_START + 209,
2839   EL_CUSTOM_START + 210,
2840   EL_CUSTOM_START + 211,
2841
2842   EL_CUSTOM_START + 212,
2843   EL_CUSTOM_START + 213,
2844   EL_CUSTOM_START + 214,
2845   EL_CUSTOM_START + 215,
2846
2847   EL_CUSTOM_START + 216,
2848   EL_CUSTOM_START + 217,
2849   EL_CUSTOM_START + 218,
2850   EL_CUSTOM_START + 219,
2851
2852   EL_CUSTOM_START + 220,
2853   EL_CUSTOM_START + 221,
2854   EL_CUSTOM_START + 222,
2855   EL_CUSTOM_START + 223,
2856
2857   EL_CUSTOM_START + 224,
2858   EL_CUSTOM_START + 225,
2859   EL_CUSTOM_START + 226,
2860   EL_CUSTOM_START + 227,
2861
2862   EL_CUSTOM_START + 228,
2863   EL_CUSTOM_START + 229,
2864   EL_CUSTOM_START + 230,
2865   EL_CUSTOM_START + 231,
2866
2867   EL_CUSTOM_START + 232,
2868   EL_CUSTOM_START + 233,
2869   EL_CUSTOM_START + 234,
2870   EL_CUSTOM_START + 235,
2871
2872   EL_CUSTOM_START + 236,
2873   EL_CUSTOM_START + 237,
2874   EL_CUSTOM_START + 238,
2875   EL_CUSTOM_START + 239,
2876
2877   EL_CUSTOM_START + 240,
2878   EL_CUSTOM_START + 241,
2879   EL_CUSTOM_START + 242,
2880   EL_CUSTOM_START + 243,
2881
2882   EL_CUSTOM_START + 244,
2883   EL_CUSTOM_START + 245,
2884   EL_CUSTOM_START + 246,
2885   EL_CUSTOM_START + 247,
2886
2887   EL_CUSTOM_START + 248,
2888   EL_CUSTOM_START + 249,
2889   EL_CUSTOM_START + 250,
2890   EL_CUSTOM_START + 251,
2891
2892   EL_CUSTOM_START + 252,
2893   EL_CUSTOM_START + 253,
2894   EL_CUSTOM_START + 254,
2895   EL_CUSTOM_START + 255
2896 };
2897 static int *editor_hl_custom_more_ptr = editor_hl_custom_more;
2898 static int *editor_el_custom_more_ptr = editor_el_custom_more;
2899 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
2900 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
2901
2902 static int editor_hl_user_defined[] =
2903 {
2904   EL_CHAR('U'),
2905   EL_CHAR('S'),
2906   EL_CHAR('E'),
2907   EL_CHAR('R'),
2908
2909   EL_CHAR('D'),
2910   EL_CHAR('E'),
2911   EL_CHAR('F'),
2912   EL_CHAR('I'),
2913
2914   EL_CHAR('-'),
2915   EL_CHAR('N'),
2916   EL_CHAR('E'),
2917   EL_CHAR('D'),
2918 };
2919
2920 static int *editor_hl_user_defined_ptr = editor_hl_user_defined;
2921 static int *editor_el_user_defined_ptr = NULL;
2922 static int num_editor_hl_user_defined=SIZEOF_ARRAY_INT(editor_hl_user_defined);
2923 static int num_editor_el_user_defined = 0;
2924
2925 static int editor_hl_empty[] = { };
2926 static int editor_el_empty[ED_NUM_ELEMENTLIST_BUTTONS];
2927
2928 static int *editor_hl_empty_ptr = editor_hl_empty;
2929 static int *editor_el_empty_ptr = editor_el_empty;
2930 static int num_editor_hl_empty = 0;
2931 static int num_editor_el_empty = 0;     /* dynamically determined, if needed */
2932
2933 static boolean use_el_empty = FALSE;
2934
2935 static int *editor_elements = NULL;     /* dynamically allocated */
2936 static int num_editor_elements = 0;     /* dynamically determined */
2937
2938 static struct
2939 {
2940   boolean *setup_value;
2941
2942   int **headline_list;
2943   int *headline_list_size;
2944
2945   int **element_list;
2946   int *element_list_size;
2947
2948   boolean last_setup_value;
2949 }
2950 editor_elements_info[] =
2951 {
2952   {
2953     &setup.editor.el_boulderdash,
2954     &editor_hl_boulderdash_ptr,         &num_editor_hl_boulderdash,
2955     &editor_el_boulderdash_ptr,         &num_editor_el_boulderdash
2956   },
2957   {
2958     &setup.editor.el_emerald_mine,
2959     &editor_hl_emerald_mine_ptr,        &num_editor_hl_emerald_mine,
2960     &editor_el_emerald_mine_ptr,        &num_editor_el_emerald_mine
2961   },
2962   {
2963     &setup.editor.el_more,
2964     &editor_hl_more_ptr,                &num_editor_hl_more,
2965     &editor_el_more_ptr,                &num_editor_el_more
2966   },
2967   {
2968     &setup.editor.el_sokoban,
2969     &editor_hl_sokoban_ptr,             &num_editor_hl_sokoban,
2970     &editor_el_sokoban_ptr,             &num_editor_el_sokoban
2971   },
2972   {
2973     &setup.editor.el_supaplex,
2974     &editor_hl_supaplex_ptr,            &num_editor_hl_supaplex,
2975     &editor_el_supaplex_ptr,            &num_editor_el_supaplex
2976   },
2977   {
2978     &setup.editor.el_diamond_caves,
2979     &editor_hl_diamond_caves_ptr,       &num_editor_hl_diamond_caves,
2980     &editor_el_diamond_caves_ptr,       &num_editor_el_diamond_caves
2981   },
2982   {
2983     &setup.editor.el_dx_boulderdash,
2984     &editor_hl_dx_boulderdash_ptr,      &num_editor_hl_dx_boulderdash,
2985     &editor_el_dx_boulderdash_ptr,      &num_editor_el_dx_boulderdash
2986   },
2987   {
2988     &setup.editor.el_chars,
2989     &editor_hl_chars_ptr,               &num_editor_hl_chars,
2990     &editor_el_chars_ptr,               &num_editor_el_chars
2991   },
2992   {
2993     &setup.editor.el_custom,
2994     &editor_hl_custom_ptr,              &num_editor_hl_custom,
2995     &editor_el_custom_ptr,              &num_editor_el_custom
2996   },
2997   {
2998     &setup.editor.el_custom_more,
2999     &editor_hl_custom_more_ptr,         &num_editor_hl_custom_more,
3000     &editor_el_custom_more_ptr,         &num_editor_el_custom_more
3001   },
3002   {
3003     &setup.editor.el_user_defined,
3004     &editor_hl_user_defined_ptr,        &num_editor_hl_user_defined,
3005     &editor_el_user_defined_ptr,        &num_editor_el_user_defined
3006   },
3007   {
3008     &use_el_empty,
3009     &editor_hl_empty_ptr,               &num_editor_hl_empty,
3010     &editor_el_empty_ptr,               &num_editor_el_empty,
3011   },
3012   {
3013     NULL,
3014     NULL,                               NULL,
3015     NULL,                               NULL
3016   }
3017 };
3018
3019
3020 /*
3021   -----------------------------------------------------------------------------
3022   functions
3023   -----------------------------------------------------------------------------
3024 */
3025
3026 static int getMaxInfoTextLength()
3027 {
3028   return (SXSIZE / getFontWidth(FONT_TEXT_2));
3029 }
3030
3031 static int getTextWidthForGadget(char *text)
3032 {
3033   if (text == NULL)
3034     return 0;
3035
3036   return (getTextWidth(text, FONT_TEXT_1) + ED_GADGET_TEXT_DISTANCE);
3037 }
3038
3039 static int getTextWidthForDrawingArea(char *text)
3040 {
3041   if (text == NULL)
3042     return 0;
3043
3044   return (getTextWidth(text, FONT_TEXT_1) + ED_DRAWINGAREA_TEXT_DISTANCE);
3045 }
3046
3047 static int getRightGadgetBorder(struct GadgetInfo *gi, char *text)
3048 {
3049   return (gi->x + gi->width + getTextWidthForGadget(text));
3050 }
3051
3052 static char *getElementInfoText(int element)
3053 {
3054   char *info_text = NULL;
3055
3056   if (element < NUM_FILE_ELEMENTS)
3057   {
3058     if (strlen(element_info[element].description) > 0)
3059       info_text = element_info[element].description;
3060     else if (element_info[element].custom_description != NULL)
3061       info_text = element_info[element].custom_description;
3062     else if (element_info[element].editor_description != NULL)
3063       info_text = element_info[element].editor_description;
3064   }
3065
3066   if (info_text == NULL)
3067     info_text = INFOTEXT_UNKNOWN_ELEMENT;
3068
3069   return info_text;
3070 }
3071
3072 static void ReinitializeElementList()
3073 {
3074   static boolean initialized = FALSE;
3075   int pos = 0;
3076   int i, j;
3077
3078   if (editor_elements != NULL)
3079     free(editor_elements);
3080
3081   if (!initialized)
3082   {
3083     /* initialize optional user defined element list */
3084     LoadUserDefinedEditorElementList(&editor_el_user_defined_ptr,
3085                                      &num_editor_el_user_defined);
3086
3087     /* initialize list of empty elements (used for padding, if needed) */
3088     for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3089       editor_el_empty[i] = EL_EMPTY;
3090
3091     /* do some sanity checks for each element from element list */
3092     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3093     {
3094       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3095       {
3096         int element = (*editor_elements_info[i].element_list)[j];
3097
3098         if (element >= NUM_FILE_ELEMENTS)
3099           Error(ERR_WARN, "editor element %d is runtime element", element);
3100
3101         if (strcmp(getElementInfoText(element), INFOTEXT_UNKNOWN_ELEMENT) == 0)
3102           Error(ERR_WARN, "no element description for element %d", element);
3103       }
3104     }
3105
3106     initialized = TRUE;
3107   }
3108
3109   num_editor_elements = 0;
3110   use_el_empty = FALSE;
3111
3112   /* determine size of element list */
3113   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3114   {
3115     if (*editor_elements_info[i].setup_value)
3116     {
3117       if (setup.editor.el_headlines)
3118         num_editor_elements += *editor_elements_info[i].headline_list_size;
3119
3120       num_editor_elements += *editor_elements_info[i].element_list_size;
3121     }
3122   }
3123
3124   if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
3125   {
3126     /* offer at least as many elements as element buttons exist */
3127     use_el_empty = TRUE;
3128     num_editor_el_empty = ED_NUM_ELEMENTLIST_BUTTONS - num_editor_elements;
3129
3130     num_editor_elements += num_editor_el_empty;
3131   }
3132
3133   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
3134
3135   /* fill element list */
3136   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3137   {
3138     if (*editor_elements_info[i].setup_value)
3139     {
3140       if (setup.editor.el_headlines)
3141         for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3142           editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
3143
3144       for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3145         editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
3146     }
3147   }
3148
3149   /* correct position of element list scrollbar */
3150   if (element_shift < 0)
3151     element_shift = 0;
3152   if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
3153     element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
3154 }
3155
3156 void PrintEditorElementList()
3157 {
3158   boolean *stop = &setup.editor.el_user_defined;
3159   int i, j;
3160
3161   for (i = 0; editor_elements_info[i].setup_value != stop; i++)
3162   {
3163     for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
3164     {
3165       int element = (*editor_elements_info[i].headline_list)[j];
3166
3167       printf("# %s\n", element_info[element].token_name);
3168     }
3169
3170     if (j > 0)
3171       printf("#\n");
3172
3173     for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
3174     {
3175       int element = (*editor_elements_info[i].element_list)[j];
3176
3177       printf("# %s\n", element_info[element].token_name);
3178     }
3179
3180     if (j > 0)
3181       printf("#\n");
3182   }
3183 }
3184
3185 static void ReinitializeElementListButtons()
3186 {
3187   static boolean last_setup_value_headlines = FALSE;
3188   static boolean initialization_needed = TRUE;
3189   int i;
3190
3191   if (!initialization_needed)   /* check if editor element setup has changed */
3192   {
3193     if (last_setup_value_headlines != setup.editor.el_headlines)
3194       initialization_needed = TRUE;
3195
3196     for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3197       if (editor_elements_info[i].last_setup_value !=
3198           *editor_elements_info[i].setup_value)
3199         initialization_needed = TRUE;
3200   }
3201
3202   if (!initialization_needed)
3203     return;
3204
3205   FreeLevelEditorGadgets();
3206   CreateLevelEditorGadgets();
3207
3208   /* store current setup values for next invocation of this function */
3209   last_setup_value_headlines = setup.editor.el_headlines;
3210   for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
3211     editor_elements_info[i].last_setup_value =
3212       *editor_elements_info[i].setup_value;
3213
3214   initialization_needed = FALSE;
3215 }
3216
3217 static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
3218                               boolean input)
3219 {
3220   int border_graphic =
3221     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
3222   Bitmap *src_bitmap;
3223   int src_x, src_y;
3224   int num_mini_tilex = width / MINI_TILEX + 1;
3225   int num_mini_tiley = width / MINI_TILEY + 1;
3226   int x, y;
3227
3228   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
3229
3230   for (y = 0; y < num_mini_tiley; y++)
3231     for (x = 0; x < num_mini_tilex; x++)
3232       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
3233                  dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
3234                  dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
3235
3236   ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
3237 }
3238
3239 static void DrawDrawingArea(int id)
3240 {
3241   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
3242   int x, y;
3243
3244   if (id == ED_DRAWING_ID_RANDOM_BACKGROUND)
3245     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3246                        el2edimg(random_placement_background_element));
3247   else if (id == ED_DRAWING_ID_AMOEBA_CONTENT)
3248     DrawMiniGraphicExt(drawto, gi->x, gi->y, el2edimg(level.amoeba_content));
3249   else if (id == ED_DRAWING_ID_CUSTOM_GRAPHIC)
3250     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3251                        el2edimg(custom_element.gfx_element));
3252   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
3253     for (y = 0; y < 3; y++)
3254       for (x = 0; x < 3; x++)
3255         DrawMiniGraphicExt(drawto,
3256                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3257                            el2edimg(custom_element.content[x][y]));
3258   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
3259     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3260                        el2edimg(custom_element_change.target_element));
3261   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
3262     for (y = 0; y < 3; y++)
3263       for (x = 0; x < 3; x++)
3264         DrawMiniGraphicExt(drawto,
3265                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3266                            el2edimg(custom_element_change.content[x][y]));
3267   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
3268     DrawMiniGraphicExt(drawto, gi->x, gi->y,
3269                        el2edimg(custom_element_change.trigger_element));
3270   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
3271            id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
3272   {
3273     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
3274
3275     for (y = 0; y < 3; y++)
3276       for (x = 0; x < 3; x++)
3277         DrawMiniGraphicExt(drawto,
3278                            gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
3279                            el2edimg(level.yamyam_content[nr][x][y]));
3280   }
3281 }
3282
3283 static void ScrollMiniLevel(int from_x, int from_y, int scroll)
3284 {
3285   int x,y;
3286   int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
3287   int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
3288
3289   BlitBitmap(drawto, drawto,
3290              SX + (dx == -1 ? MINI_TILEX : 0),
3291              SY + (dy == -1 ? MINI_TILEY : 0),
3292              (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
3293              (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
3294              SX + (dx == +1 ? MINI_TILEX : 0),
3295              SY + (dy == +1 ? MINI_TILEY : 0));
3296   if (dx)
3297   {
3298     x = (dx == 1 ? 0 : ed_fieldx - 1);
3299     for (y = 0; y < ed_fieldy; y++)
3300       DrawMiniElementOrWall(x, y, from_x, from_y);
3301   }
3302   else if (dy)
3303   {
3304     y = (dy == 1 ? 0 : ed_fieldy - 1);
3305     for (x = 0; x < ed_fieldx; x++)
3306       DrawMiniElementOrWall(x, y, from_x, from_y);
3307   }
3308
3309   redraw_mask |= REDRAW_FIELD;
3310   BackToFront();
3311 }
3312
3313 static void CreateControlButtons()
3314 {
3315   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3316   struct GadgetInfo *gi;
3317   unsigned long event_mask;
3318   int i;
3319
3320   /* create toolbox buttons */
3321   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
3322   {
3323     int id = i;
3324     int width, height;
3325     int gd_xoffset, gd_yoffset;
3326     int gd_x1, gd_x2, gd_y1, gd_y2;
3327     int button_type;
3328     int radio_button_nr;
3329     boolean checked;
3330
3331     if (id == GADGET_ID_SINGLE_ITEMS ||
3332         id == GADGET_ID_CONNECTED_ITEMS ||
3333         id == GADGET_ID_LINE ||
3334         id == GADGET_ID_ARC ||
3335         id == GADGET_ID_TEXT ||
3336         id == GADGET_ID_RECTANGLE ||
3337         id == GADGET_ID_FILLED_BOX ||
3338         id == GADGET_ID_FLOOD_FILL ||
3339         id == GADGET_ID_GRAB_BRUSH ||
3340         id == GADGET_ID_PICK_ELEMENT ||
3341         id == GADGET_ID_CUSTOM_COPY_FROM ||
3342         id == GADGET_ID_CUSTOM_COPY_TO ||
3343         id == GADGET_ID_CUSTOM_EXCHANGE)
3344     {
3345       button_type = GD_TYPE_RADIO_BUTTON;
3346       radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
3347       checked = (id == drawing_function ? TRUE : FALSE);
3348       event_mask = GD_EVENT_PRESSED;
3349     }
3350     else
3351     {
3352       button_type = GD_TYPE_NORMAL_BUTTON;
3353       radio_button_nr = RADIO_NR_NONE;
3354       checked = FALSE;
3355
3356       if (id == GADGET_ID_WRAP_LEFT ||
3357           id == GADGET_ID_WRAP_RIGHT ||
3358           id == GADGET_ID_WRAP_UP ||
3359           id == GADGET_ID_WRAP_DOWN)
3360         event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3361       else
3362         event_mask = GD_EVENT_RELEASED;
3363     }
3364
3365     if (id < ED_NUM_CTRL1_BUTTONS)
3366     {
3367       int x = i % ED_CTRL1_BUTTONS_HORIZ;
3368       int y = i / ED_CTRL1_BUTTONS_HORIZ;
3369
3370       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
3371       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
3372       width = ED_CTRL1_BUTTON_XSIZE;
3373       height = ED_CTRL1_BUTTON_YSIZE;
3374
3375       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3376       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3377       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_GFX_YPOS     + gd_yoffset;
3378       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL1_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3379     }
3380     else if (id < ED_NUM_CTRL1_2_BUTTONS)
3381     {
3382       int x = (i - ED_NUM_CTRL1_BUTTONS) % ED_CTRL2_BUTTONS_HORIZ;
3383       int y = (i - ED_NUM_CTRL1_BUTTONS) / ED_CTRL2_BUTTONS_HORIZ;
3384
3385       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
3386       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
3387       width = ED_CTRL2_BUTTON_XSIZE;
3388       height = ED_CTRL2_BUTTON_YSIZE;
3389
3390       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
3391       gd_x2 = DOOR_GFX_PAGEX7 + gd_xoffset;
3392       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
3393       gd_y2 = 0;        /* no alternative graphic for these buttons */
3394     }
3395     else
3396     {
3397       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
3398       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
3399
3400       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
3401       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
3402       width = ED_CTRL3_BUTTON_XSIZE;
3403       height = ED_CTRL3_BUTTON_YSIZE;
3404
3405       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
3406       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
3407       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
3408       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
3409     }
3410
3411     gi = CreateGadget(GDI_CUSTOM_ID, id,
3412                       GDI_CUSTOM_TYPE_ID, i,
3413                       GDI_INFO_TEXT, control_info[i].text,
3414                       GDI_X, EX + gd_xoffset,
3415                       GDI_Y, EY + gd_yoffset,
3416                       GDI_WIDTH, width,
3417                       GDI_HEIGHT, height,
3418                       GDI_TYPE, button_type,
3419                       GDI_STATE, GD_BUTTON_UNPRESSED,
3420                       GDI_RADIO_NR, radio_button_nr,
3421                       GDI_CHECKED, checked,
3422                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3423                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
3424                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
3425                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3426                       GDI_EVENT_MASK, event_mask,
3427                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3428                       GDI_CALLBACK_ACTION, HandleControlButtons,
3429                       GDI_END);
3430
3431     if (gi == NULL)
3432       Error(ERR_EXIT, "cannot create gadget");
3433
3434     level_editor_gadget[id] = gi;
3435   }
3436
3437   /* create buttons for scrolling of drawing area and element list */
3438   for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
3439   {
3440     int id = scrollbutton_info[i].gadget_id;
3441     int x, y, width, height;
3442     int gd_x1, gd_x2, gd_y1, gd_y2;
3443
3444     x = scrollbutton_info[i].x;
3445     y = scrollbutton_info[i].y;
3446
3447     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3448
3449     if (id == GADGET_ID_SCROLL_LIST_UP ||
3450         id == GADGET_ID_SCROLL_LIST_DOWN)
3451     {
3452       x += DX;
3453       y += DY;
3454       width = ED_SCROLLBUTTON2_XSIZE;
3455       height = ED_SCROLLBUTTON2_YSIZE;
3456       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
3457       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
3458       gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
3459       gd_y2 = gd_y1;
3460     }
3461     else
3462     {
3463       x += SX;
3464       y += SY;
3465       width = ED_SCROLLBUTTON_XSIZE;
3466       height = ED_SCROLLBUTTON_YSIZE;
3467       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].gd_x;
3468       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].gd_y;
3469       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
3470       gd_y2 = gd_y1;
3471     }
3472
3473     gi = CreateGadget(GDI_CUSTOM_ID, id,
3474                       GDI_CUSTOM_TYPE_ID, i,
3475                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
3476                       GDI_X, x,
3477                       GDI_Y, y,
3478                       GDI_WIDTH, width,
3479                       GDI_HEIGHT, height,
3480                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3481                       GDI_STATE, GD_BUTTON_UNPRESSED,
3482                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3483                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
3484                       GDI_EVENT_MASK, event_mask,
3485                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3486                       GDI_CALLBACK_ACTION, HandleControlButtons,
3487                       GDI_END);
3488
3489     if (gi == NULL)
3490       Error(ERR_EXIT, "cannot create gadget");
3491
3492     level_editor_gadget[id] = gi;
3493   }
3494
3495   /* create buttons for element list */
3496   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
3497   {
3498     Bitmap *deco_bitmap;
3499     int deco_x, deco_y, deco_xpos, deco_ypos;
3500     int gd_xoffset, gd_yoffset;
3501     int gd_x1, gd_x2, gd_y;
3502     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
3503     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
3504     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
3505     int element = editor_elements[i];
3506
3507     event_mask = GD_EVENT_RELEASED;
3508
3509     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
3510     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
3511
3512     gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
3513     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
3514     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
3515
3516     getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
3517     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
3518     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
3519
3520     gi = CreateGadget(GDI_CUSTOM_ID, id,
3521                       GDI_CUSTOM_TYPE_ID, i,
3522                       GDI_INFO_TEXT, getElementInfoText(element),
3523                       GDI_X, DX + gd_xoffset,
3524                       GDI_Y, DY + gd_yoffset,
3525                       GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
3526                       GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
3527                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3528                       GDI_STATE, GD_BUTTON_UNPRESSED,
3529                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
3530                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
3531                       GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
3532                       GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
3533                       GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
3534                       GDI_DECORATION_SHIFTING, 1, 1,
3535                       GDI_EVENT_MASK, event_mask,
3536                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3537                       GDI_CALLBACK_ACTION, HandleControlButtons,
3538                       GDI_END);
3539
3540     if (gi == NULL)
3541       Error(ERR_EXIT, "cannot create gadget");
3542
3543     level_editor_gadget[id] = gi;
3544   }
3545 }
3546
3547 static void CreateCounterButtons()
3548 {
3549   int max_infotext_len = getMaxInfoTextLength();
3550   int i;
3551
3552   for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
3553   {
3554     int j;
3555     int x = SX + counterbutton_info[i].x;       /* down count button */
3556     int y = SY + counterbutton_info[i].y;
3557
3558     /* determine horizontal position to the right of specified gadget */
3559     if (counterbutton_info[i].gadget_id_align != GADGET_ID_NONE)
3560       x = (right_gadget_border[counterbutton_info[i].gadget_id_align] +
3561            ED_GADGET_TEXT_DISTANCE);
3562
3563     /* determine horizontal offset for leading text */
3564     if (counterbutton_info[i].text_left != NULL)
3565       x += getTextWidthForGadget(counterbutton_info[i].text_left);
3566
3567     for (j = 0; j < 2; j++)
3568     {
3569       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3570       struct GadgetInfo *gi;
3571       int id = (j == 0 ?
3572                 counterbutton_info[i].gadget_id_down :
3573                 counterbutton_info[i].gadget_id_up);
3574       int gd_xoffset;
3575       int gd_x, gd_x1, gd_x2, gd_y;
3576       int x_size, y_size;
3577       unsigned long event_mask;
3578       char infotext[max_infotext_len + 1];
3579
3580       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
3581
3582       if (i == ED_COUNTER_ID_SELECT_LEVEL)
3583       {
3584         int sid = (j == 0 ?
3585                    ED_SCROLLBUTTON_ID_AREA_LEFT :
3586                    ED_SCROLLBUTTON_ID_AREA_RIGHT);
3587
3588         event_mask |= GD_EVENT_RELEASED;
3589
3590         if (j == 1)
3591           x += 2 * ED_GADGET_DISTANCE;
3592         y += ED_GADGET_DISTANCE;
3593
3594         gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].gd_x;
3595         gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
3596         gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].gd_y;
3597         x_size = ED_SCROLLBUTTON_XSIZE;
3598         y_size = ED_SCROLLBUTTON_YSIZE;
3599       }
3600       else
3601       {
3602         gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
3603         gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
3604         gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
3605         gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
3606         x_size = ED_BUTTON_COUNT_XSIZE;
3607         y_size = ED_BUTTON_COUNT_YSIZE;
3608       }
3609
3610       sprintf(infotext, "%s counter value by 1, 5 or 10",
3611               (j == 0 ? "decrease" : "increase"));
3612
3613       gi = CreateGadget(GDI_CUSTOM_ID, id,
3614                         GDI_CUSTOM_TYPE_ID, i,
3615                         GDI_INFO_TEXT, infotext,
3616                         GDI_X, x,
3617                         GDI_Y, y,
3618                         GDI_WIDTH, x_size,
3619                         GDI_HEIGHT, y_size,
3620                         GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
3621                         GDI_STATE, GD_BUTTON_UNPRESSED,
3622                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
3623                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
3624                         GDI_EVENT_MASK, event_mask,
3625                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3626                         GDI_CALLBACK_ACTION, HandleCounterButtons,
3627                         GDI_END);
3628
3629       if (gi == NULL)
3630         Error(ERR_EXIT, "cannot create gadget");
3631
3632       level_editor_gadget[id] = gi;
3633       right_gadget_border[id] =
3634         getRightGadgetBorder(gi, counterbutton_info[i].text_right);
3635
3636       x += gi->width + ED_GADGET_DISTANCE;      /* text count button */
3637
3638       if (j == 0)
3639       {
3640         int font_type = FONT_INPUT_1;
3641         int font_type_active = FONT_INPUT_1_ACTIVE;
3642         int gd_width = ED_WIN_COUNT_XSIZE;
3643
3644         id = counterbutton_info[i].gadget_id_text;
3645         event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3646
3647         if (i == ED_COUNTER_ID_SELECT_LEVEL)
3648         {
3649           font_type = FONT_LEVEL_NUMBER;
3650           font_type_active = FONT_LEVEL_NUMBER;
3651
3652           x += 2 * ED_GADGET_DISTANCE;
3653           y -= ED_GADGET_DISTANCE;
3654
3655           gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
3656           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
3657           gd_width = ED_WIN_COUNT2_XSIZE;
3658         }
3659         else
3660         {
3661           gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3662           gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3663         }
3664
3665         gi = CreateGadget(GDI_CUSTOM_ID, id,
3666                           GDI_CUSTOM_TYPE_ID, i,
3667                           GDI_INFO_TEXT, "enter counter value",
3668                           GDI_X, x,
3669                           GDI_Y, y,
3670                           GDI_TYPE, GD_TYPE_TEXT_INPUT_NUMERIC,
3671                           GDI_NUMBER_VALUE, 0,
3672                           GDI_NUMBER_MIN, counterbutton_info[i].min_value,
3673                           GDI_NUMBER_MAX, counterbutton_info[i].max_value,
3674                           GDI_TEXT_SIZE, 3,
3675                           GDI_TEXT_FONT, font_type,
3676                           GDI_TEXT_FONT_ACTIVE, font_type_active,
3677                           GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3678                           GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3679                           GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3680                           GDI_DESIGN_WIDTH, gd_width,
3681                           GDI_EVENT_MASK, event_mask,
3682                           GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3683                           GDI_CALLBACK_ACTION, HandleCounterButtons,
3684                           GDI_END);
3685
3686         if (gi == NULL)
3687           Error(ERR_EXIT, "cannot create gadget");
3688
3689         level_editor_gadget[id] = gi;
3690         right_gadget_border[id] =
3691           getRightGadgetBorder(gi, counterbutton_info[i].text_right);
3692
3693         x += gi->width + ED_GADGET_DISTANCE;    /* up count button */
3694       }
3695     }
3696   }
3697 }
3698
3699 static void CreateDrawingAreas()
3700 {
3701   int i;
3702
3703   for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
3704   {
3705     struct GadgetInfo *gi;
3706     unsigned long event_mask;
3707     int id = drawingarea_info[i].gadget_id;
3708     int x = SX + drawingarea_info[i].x;
3709     int y = SY + drawingarea_info[i].y;
3710     int area_xsize = drawingarea_info[i].area_xsize;
3711     int area_ysize = drawingarea_info[i].area_ysize;
3712
3713     event_mask =
3714       GD_EVENT_PRESSED | GD_EVENT_RELEASED | GD_EVENT_MOVING |
3715       GD_EVENT_OFF_BORDERS;
3716
3717     /* determine horizontal position to the right of specified gadget */
3718     if (drawingarea_info[i].gadget_id_align != GADGET_ID_NONE)
3719       x = (right_gadget_border[drawingarea_info[i].gadget_id_align] +
3720            ED_DRAWINGAREA_TEXT_DISTANCE);
3721
3722     /* determine horizontal offset for leading text */
3723     if (drawingarea_info[i].text_left != NULL)
3724       x += getTextWidthForDrawingArea(drawingarea_info[i].text_left);
3725
3726     gi = CreateGadget(GDI_CUSTOM_ID, id,
3727                       GDI_CUSTOM_TYPE_ID, i,
3728                       GDI_X, x,
3729                       GDI_Y, y,
3730                       GDI_TYPE, GD_TYPE_DRAWING_AREA,
3731                       GDI_AREA_SIZE, area_xsize, area_ysize,
3732                       GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
3733                       GDI_EVENT_MASK, event_mask,
3734                       GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
3735                       GDI_CALLBACK_ACTION, HandleDrawingAreas,
3736                       GDI_END);
3737
3738     if (gi == NULL)
3739       Error(ERR_EXIT, "cannot create gadget");
3740
3741     level_editor_gadget[id] = gi;
3742     right_gadget_border[id] =
3743       getRightGadgetBorder(gi, drawingarea_info[i].text_right);
3744   }
3745 }
3746
3747 static void CreateTextInputGadgets()
3748 {
3749   int max_infotext_len = getMaxInfoTextLength();
3750   int i;
3751
3752   for (i = 0; i < ED_NUM_TEXTINPUT; i++)
3753   {
3754     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3755     int gd_x, gd_y;
3756     struct GadgetInfo *gi;
3757     unsigned long event_mask;
3758     char infotext[MAX_OUTPUT_LINESIZE + 1];
3759     int id = textinput_info[i].gadget_id;
3760
3761     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3762
3763     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3764     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3765
3766     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
3767     infotext[max_infotext_len] = '\0';
3768
3769     gi = CreateGadget(GDI_CUSTOM_ID, id,
3770                       GDI_CUSTOM_TYPE_ID, i,
3771                       GDI_INFO_TEXT, infotext,
3772                       GDI_X, SX + textinput_info[i].x,
3773                       GDI_Y, SY + textinput_info[i].y,
3774                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
3775                       GDI_TEXT_VALUE, textinput_info[i].value,
3776                       GDI_TEXT_SIZE, textinput_info[i].size,
3777                       GDI_TEXT_FONT, FONT_INPUT_1,
3778                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3779                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3780                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3781                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3782                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3783                       GDI_EVENT_MASK, event_mask,
3784                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3785                       GDI_CALLBACK_ACTION, HandleTextInputGadgets,
3786                       GDI_END);
3787
3788     if (gi == NULL)
3789       Error(ERR_EXIT, "cannot create gadget");
3790
3791     level_editor_gadget[id] = gi;
3792   }
3793 }
3794
3795 static void CreateTextAreaGadgets()
3796 {
3797   int max_infotext_len = getMaxInfoTextLength();
3798   int i;
3799
3800   for (i = 0; i < ED_NUM_TEXTAREAS; i++)
3801   {
3802     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3803     int gd_x, gd_y;
3804     struct GadgetInfo *gi;
3805     unsigned long event_mask;
3806     char infotext[MAX_OUTPUT_LINESIZE + 1];
3807     int id = textarea_info[i].gadget_id;
3808     int area_xsize = textarea_info[i].xsize;
3809     int area_ysize = textarea_info[i].ysize;
3810
3811     event_mask = GD_EVENT_TEXT_LEAVING;
3812
3813     gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
3814     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
3815
3816     sprintf(infotext, "Enter %s", textarea_info[i].infotext);
3817     infotext[max_infotext_len] = '\0';
3818
3819     gi = CreateGadget(GDI_CUSTOM_ID, id,
3820                       GDI_CUSTOM_TYPE_ID, i,
3821                       GDI_INFO_TEXT, infotext,
3822                       GDI_X, SX + textarea_info[i].x,
3823                       GDI_Y, SY + textarea_info[i].y,
3824                       GDI_TYPE, GD_TYPE_TEXT_AREA,
3825                       GDI_AREA_SIZE, area_xsize, area_ysize,
3826                       GDI_TEXT_FONT, FONT_INPUT_1,
3827                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3828                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3829                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3830                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3831                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3832                       GDI_EVENT_MASK, event_mask,
3833                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3834                       GDI_CALLBACK_ACTION, HandleTextAreaGadgets,
3835                       GDI_END);
3836
3837     if (gi == NULL)
3838       Error(ERR_EXIT, "cannot create gadget");
3839
3840     level_editor_gadget[id] = gi;
3841   }
3842 }
3843
3844 static void CreateSelectboxGadgets()
3845 {
3846   int max_infotext_len = getMaxInfoTextLength();
3847   int i, j;
3848
3849   for (i = 0; i < ED_NUM_SELECTBOX; i++)
3850   {
3851     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3852     int gd_x, gd_y;
3853     struct GadgetInfo *gi;
3854     unsigned long event_mask;
3855     char infotext[MAX_OUTPUT_LINESIZE + 1];
3856     int id = selectbox_info[i].gadget_id;
3857     int x = SX + selectbox_info[i].x;
3858     int y = SY + selectbox_info[i].y;
3859
3860     if (selectbox_info[i].size == -1)   /* dynamically determine size */
3861     {
3862       /* (we cannot use -1 for uninitialized values if we directly compare
3863          with results from strlen(), because the '<' and '>' operation will
3864          implicitely cast -1 to an unsigned integer value!) */
3865       selectbox_info[i].size = 0;
3866
3867       for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
3868         if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
3869           selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
3870
3871       selectbox_info[i].size++;         /* add one character empty space */
3872     }
3873
3874     event_mask = GD_EVENT_RELEASED |
3875       GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
3876
3877     gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
3878     gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
3879
3880     /* determine horizontal position to the right of specified gadget */
3881     if (selectbox_info[i].gadget_id_align != GADGET_ID_NONE)
3882       x = (right_gadget_border[selectbox_info[i].gadget_id_align] +
3883            ED_GADGET_TEXT_DISTANCE);
3884
3885     /* determine horizontal offset for leading text */
3886     if (selectbox_info[i].text_left != NULL)
3887       x += getTextWidthForGadget(selectbox_info[i].text_left);
3888
3889     sprintf(infotext, "Select %s", selectbox_info[i].infotext);
3890     infotext[max_infotext_len] = '\0';
3891
3892     gi = CreateGadget(GDI_CUSTOM_ID, id,
3893                       GDI_CUSTOM_TYPE_ID, i,
3894                       GDI_INFO_TEXT, infotext,
3895                       GDI_X, x,
3896                       GDI_Y, y,
3897                       GDI_TYPE, GD_TYPE_SELECTBOX,
3898                       GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
3899                       GDI_TEXT_SIZE, selectbox_info[i].size,
3900                       GDI_TEXT_FONT, FONT_INPUT_1,
3901                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
3902                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
3903                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
3904                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
3905                       GDI_BORDER_SIZE_SELECTBUTTON, ED_SELECTBOX_BUTTON_XSIZE,
3906                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3907                       GDI_EVENT_MASK, event_mask,
3908                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3909                       GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
3910                       GDI_END);
3911
3912     if (gi == NULL)
3913       Error(ERR_EXIT, "cannot create gadget");
3914
3915     level_editor_gadget[id] = gi;
3916     right_gadget_border[id] =
3917       getRightGadgetBorder(gi, selectbox_info[i].text_right);
3918   }
3919 }
3920
3921 static void CreateTextbuttonGadgets()
3922 {
3923   int max_infotext_len = getMaxInfoTextLength();
3924   int i;
3925
3926   for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
3927   {
3928     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
3929     int gd_x1, gd_x2, gd_y1, gd_y2;
3930     struct GadgetInfo *gi;
3931     unsigned long event_mask;
3932     char infotext[MAX_OUTPUT_LINESIZE + 1];
3933     int id = textbutton_info[i].gadget_id;
3934     int x = SX + textbutton_info[i].x;
3935     int y = SY + textbutton_info[i].y;
3936
3937     if (textbutton_info[i].size == -1)  /* dynamically determine size */
3938       textbutton_info[i].size = strlen(textbutton_info[i].text);
3939
3940     event_mask = GD_EVENT_RELEASED;
3941
3942     if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_ADVANCED)
3943     {
3944       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
3945       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
3946       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_YPOS;
3947       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_TAB_INACTIVE_YPOS;
3948     }
3949     else
3950     {
3951       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
3952       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
3953       gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
3954       gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
3955     }
3956
3957     sprintf(infotext, "%s", textbutton_info[i].infotext);
3958     infotext[max_infotext_len] = '\0';
3959
3960     /* determine horizontal position to the right of specified gadget */
3961     if (textbutton_info[i].gadget_id_align != GADGET_ID_NONE)
3962       x = (right_gadget_border[textbutton_info[i].gadget_id_align] +
3963            ED_GADGET_TEXT_DISTANCE);
3964
3965     /* determine horizontal offset for leading text */
3966     if (textbutton_info[i].text_left != NULL)
3967       x += getTextWidthForGadget(textbutton_info[i].text_left);
3968
3969     gi = CreateGadget(GDI_CUSTOM_ID, id,
3970                       GDI_CUSTOM_TYPE_ID, i,
3971                       GDI_INFO_TEXT, infotext,
3972                       GDI_X, x,
3973                       GDI_Y, y,
3974                       GDI_TYPE, GD_TYPE_TEXT_BUTTON,
3975                       GDI_TEXT_VALUE, textbutton_info[i].text,
3976                       GDI_TEXT_SIZE, textbutton_info[i].size,
3977                       GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
3978                       GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
3979                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
3980                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
3981                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
3982                       GDI_BORDER_SIZE, ED_BORDER_TEXT_XSIZE, ED_BORDER_SIZE,
3983                       GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
3984                       GDI_DECORATION_SHIFTING, 1, 1,
3985                       GDI_EVENT_MASK, event_mask,
3986                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
3987                       GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
3988                       GDI_END);
3989
3990     if (gi == NULL)
3991       Error(ERR_EXIT, "cannot create gadget");
3992
3993     level_editor_gadget[id] = gi;
3994     right_gadget_border[id] =
3995       getRightGadgetBorder(gi, textbutton_info[i].text_right);
3996   }
3997 }
3998
3999 static void CreateGraphicbuttonGadgets()
4000 {
4001   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4002   struct GadgetInfo *gi;
4003   unsigned long event_mask;
4004   int i;
4005
4006   /* create buttons for scrolling of drawing area and element list */
4007   for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
4008   {
4009     int id = graphicbutton_info[i].gadget_id;
4010     int gd_x1, gd_x2, gd_y1, gd_y2;
4011     int x = SX + graphicbutton_info[i].x;
4012     int y = SY + graphicbutton_info[i].y;
4013
4014     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
4015
4016     gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
4017     gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
4018     gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
4019     gd_y2 = gd_y1;
4020
4021     /* determine horizontal position to the right of specified gadget */
4022     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4023       x = (right_gadget_border[graphicbutton_info[i].gadget_id_align] +
4024            ED_GADGET_TEXT_DISTANCE);
4025
4026     /* determine horizontal offset for leading text */
4027     if (graphicbutton_info[i].text_left != NULL)
4028       x += getTextWidthForGadget(graphicbutton_info[i].text_left);
4029
4030     gi = CreateGadget(GDI_CUSTOM_ID, id,
4031                       GDI_CUSTOM_TYPE_ID, i,
4032                       GDI_INFO_TEXT, graphicbutton_info[i].infotext,
4033                       GDI_X, x,
4034                       GDI_Y, y,
4035                       GDI_WIDTH, graphicbutton_info[i].width,
4036                       GDI_HEIGHT, graphicbutton_info[i].height,
4037                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
4038                       GDI_STATE, GD_BUTTON_UNPRESSED,
4039                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4040                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4041                       GDI_EVENT_MASK, event_mask,
4042                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4043                       GDI_CALLBACK_ACTION, HandleGraphicbuttonGadgets,
4044                       GDI_END);
4045
4046     if (gi == NULL)
4047       Error(ERR_EXIT, "cannot create gadget");
4048
4049     level_editor_gadget[id] = gi;
4050     right_gadget_border[id] =
4051       getRightGadgetBorder(gi, graphicbutton_info[i].text_right);
4052   }
4053 }
4054
4055 static void CreateScrollbarGadgets()
4056 {
4057   int i;
4058
4059   for (i = 0; i < ED_NUM_SCROLLBARS; i++)
4060   {
4061     int id = scrollbar_info[i].gadget_id;
4062     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4063     int gd_x1, gd_x2, gd_y1, gd_y2;
4064     struct GadgetInfo *gi;
4065     int items_max, items_visible, item_position;
4066     unsigned long event_mask;
4067
4068     if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
4069     {
4070       items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
4071       items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
4072       item_position = element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ;
4073     }
4074     else        /* drawing area scrollbars */
4075     {
4076       if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
4077       {
4078         items_max = MAX(lev_fieldx + 2, ed_fieldx);
4079         items_visible = ed_fieldx;
4080         item_position = 0;
4081       }
4082       else
4083       {
4084         items_max = MAX(lev_fieldy + 2, ed_fieldy);
4085         items_visible = ed_fieldy;
4086         item_position = 0;
4087       }
4088     }
4089
4090     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
4091
4092     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].gd_x;
4093     gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
4094                       scrollbar_info[i].height : scrollbar_info[i].width));
4095     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4096     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].gd_y;
4097
4098     gi = CreateGadget(GDI_CUSTOM_ID, id,
4099                       GDI_CUSTOM_TYPE_ID, i,
4100                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
4101                       GDI_X, scrollbar_info[i].x,
4102                       GDI_Y, scrollbar_info[i].y,
4103                       GDI_WIDTH, scrollbar_info[i].width,
4104                       GDI_HEIGHT, scrollbar_info[i].height,
4105                       GDI_TYPE, scrollbar_info[i].type,
4106                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
4107                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
4108                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
4109                       GDI_STATE, GD_BUTTON_UNPRESSED,
4110                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
4111                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
4112                       GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
4113                       GDI_EVENT_MASK, event_mask,
4114                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4115                       GDI_CALLBACK_ACTION, HandleControlButtons,
4116                       GDI_END);
4117
4118     if (gi == NULL)
4119       Error(ERR_EXIT, "cannot create gadget");
4120
4121     level_editor_gadget[id] = gi;
4122   }
4123 }
4124
4125 static void CreateCheckbuttonGadgets()
4126 {
4127   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4128   struct GadgetInfo *gi;
4129   unsigned long event_mask;
4130   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4131   int i;
4132
4133   event_mask = GD_EVENT_PRESSED;
4134
4135   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4136   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4137   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4138   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4139   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4140
4141   for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
4142   {
4143     int id = checkbutton_info[i].gadget_id;
4144     int x = SX + checkbutton_info[i].x;
4145     int y = SY + checkbutton_info[i].y;
4146
4147     if (id == GADGET_ID_STICK_ELEMENT)
4148       gd_y  = DOOR_GFX_PAGEY1 + ED_STICKYBUTTON_YPOS;
4149     else
4150       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
4151
4152     /* determine horizontal position to the right of specified gadget */
4153     if (checkbutton_info[i].gadget_id_align != GADGET_ID_NONE)
4154       x = (right_gadget_border[checkbutton_info[i].gadget_id_align] +
4155            ED_GADGET_TEXT_DISTANCE);
4156
4157     /* determine horizontal offset for leading text */
4158     if (checkbutton_info[i].text_left != NULL)
4159       x += getTextWidthForGadget(checkbutton_info[i].text_left);
4160
4161     gi = CreateGadget(GDI_CUSTOM_ID, id,
4162                       GDI_CUSTOM_TYPE_ID, i,
4163                       GDI_INFO_TEXT, checkbutton_info[i].infotext,
4164                       GDI_X, x,
4165                       GDI_Y, y,
4166                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4167                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4168                       GDI_TYPE, GD_TYPE_CHECK_BUTTON,
4169                       GDI_CHECKED, *checkbutton_info[i].value,
4170                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4171                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4172                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4173                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4174                       GDI_EVENT_MASK, event_mask,
4175                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4176                       GDI_CALLBACK_ACTION, HandleCheckbuttons,
4177                       GDI_END);
4178
4179     if (gi == NULL)
4180       Error(ERR_EXIT, "cannot create gadget");
4181
4182     level_editor_gadget[id] = gi;
4183     right_gadget_border[id] =
4184       getRightGadgetBorder(gi, checkbutton_info[i].text_right);
4185   }
4186 }
4187
4188 static void CreateRadiobuttonGadgets()
4189 {
4190   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4191   struct GadgetInfo *gi;
4192   unsigned long event_mask;
4193   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
4194   int i;
4195
4196   event_mask = GD_EVENT_PRESSED;
4197
4198   gd_x1 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4199   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
4200   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
4201   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
4202   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
4203
4204   for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
4205   {
4206     int id = radiobutton_info[i].gadget_id;
4207     int x = SX + radiobutton_info[i].x;
4208     int y = SY + radiobutton_info[i].y;
4209
4210     int checked =
4211       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
4212
4213     /* determine horizontal position to the right of specified gadget */
4214     if (radiobutton_info[i].gadget_id_align != GADGET_ID_NONE)
4215       x = (right_gadget_border[radiobutton_info[i].gadget_id_align] +
4216            ED_GADGET_TEXT_DISTANCE);
4217
4218     /* determine horizontal offset for leading text */
4219     if (radiobutton_info[i].text_left != NULL)
4220       x += getTextWidthForGadget(radiobutton_info[i].text_left);
4221
4222     gi = CreateGadget(GDI_CUSTOM_ID, id,
4223                       GDI_CUSTOM_TYPE_ID, i,
4224                       GDI_INFO_TEXT, radiobutton_info[i].infotext,
4225                       GDI_X, x,
4226                       GDI_Y, y,
4227                       GDI_WIDTH, ED_CHECKBUTTON_XSIZE,
4228                       GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
4229                       GDI_TYPE, GD_TYPE_RADIO_BUTTON,
4230                       GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
4231                       GDI_CHECKED, checked,
4232                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
4233                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
4234                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
4235                       GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
4236                       GDI_EVENT_MASK, event_mask,
4237                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
4238                       GDI_CALLBACK_ACTION, HandleRadiobuttons,
4239                       GDI_END);
4240
4241     if (gi == NULL)
4242       Error(ERR_EXIT, "cannot create gadget");
4243
4244     level_editor_gadget[id] = gi;
4245     right_gadget_border[id] =
4246       getRightGadgetBorder(gi, radiobutton_info[i].text_right);
4247   }
4248 }
4249
4250 void CreateLevelEditorGadgets()
4251 {
4252   int old_game_status = game_status;
4253
4254   /* setting 'game_status' is needed to get the right fonts for the editor */
4255   game_status = GAME_MODE_EDITOR;
4256
4257   ReinitializeElementList();
4258
4259   CreateControlButtons();
4260   CreateScrollbarGadgets();
4261
4262   /* order of function calls is important because of cross-references */
4263   CreateCheckbuttonGadgets();
4264   CreateCounterButtons();
4265   CreateRadiobuttonGadgets();
4266   CreateTextInputGadgets();
4267   CreateTextAreaGadgets();
4268   CreateSelectboxGadgets();
4269   CreateGraphicbuttonGadgets();
4270   CreateTextbuttonGadgets();
4271   CreateDrawingAreas();
4272
4273   game_status = old_game_status;
4274 }
4275
4276 void FreeLevelEditorGadgets()
4277 {
4278   int i;
4279
4280   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4281     FreeGadget(level_editor_gadget[i]);
4282 }
4283
4284 static void MapCounterButtons(int id)
4285 {
4286   int gadget_id_down = counterbutton_info[id].gadget_id_down;
4287   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
4288   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
4289   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
4290 #if 0
4291   char infotext[MAX_OUTPUT_LINESIZE + 1];
4292   int max_infotext_len = getMaxInfoTextLength();
4293   int xoffset_left = 0;
4294   int yoffset_left = ED_BORDER_SIZE;
4295   int xoffset_right = getCounterGadgetWidth();
4296   int yoffset_right = ED_BORDER_SIZE;
4297 #else
4298   int xoffset_left = getTextWidthForGadget(counterbutton_info[id].text_left);
4299   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4300   int yoffset_above = MINI_TILEX + ED_GADGET_DISTANCE;
4301   int yoffset = ED_BORDER_SIZE;
4302   int x_left = gi_down->x - xoffset_left;
4303   int x_right = gi_up->x + gi_up->width + xoffset_right;
4304   int y_above = gi_down->y - yoffset_above;
4305   int x = gi_down->x;
4306   int y = gi_up->y + yoffset;
4307 #endif
4308
4309   if (counterbutton_info[id].text_above)
4310     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
4311
4312   if (counterbutton_info[id].text_left)
4313     DrawText(x_left, y, counterbutton_info[id].text_left, FONT_TEXT_1);
4314
4315   if (counterbutton_info[id].text_right)
4316     DrawText(x_right, y, counterbutton_info[id].text_right, FONT_TEXT_1);
4317
4318   ModifyEditorCounter(id, *counterbutton_info[id].value);
4319
4320   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_down]);
4321   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_text]);
4322   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_up]);
4323 }
4324
4325 static void MapControlButtons()
4326 {
4327   int counter_id;
4328   int i;
4329
4330   /* map toolbox buttons (excluding special CE toolbox buttons) */
4331   for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
4332     MapGadget(level_editor_gadget[i]);
4333
4334   /* map buttons to select elements */
4335   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
4336     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
4337   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
4338   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
4339   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
4340
4341   /* map buttons to select level */
4342   counter_id = ED_COUNTER_ID_SELECT_LEVEL;
4343   ModifyEditorCounterLimits(counter_id,
4344                             leveldir_current->first_level,
4345                             leveldir_current->last_level);
4346   MapCounterButtons(counter_id);
4347 }
4348
4349 static void MapDrawingArea(int id)
4350 {
4351   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
4352   int area_xsize = gi->drawing.area_xsize;
4353   int area_ysize = gi->drawing.area_ysize;
4354   int xoffset_left= getTextWidthForDrawingArea(drawingarea_info[id].text_left);
4355   int xoffset_below= getTextWidth(drawingarea_info[id].text_below,FONT_TEXT_1);
4356   int x_left  = gi->x - xoffset_left;
4357   int x_right = gi->x + gi->width + ED_DRAWINGAREA_TEXT_DISTANCE;
4358   int x_below = gi->x + (gi->width - xoffset_below) / 2;
4359   int y_side  = gi->y + (gi->height - getFontHeight(FONT_TEXT_1)) / 2;
4360   int y_below = gi->y + gi->height + ED_DRAWINGAREA_TEXT_DISTANCE;
4361
4362   if (drawingarea_info[id].text_left)
4363     DrawText(x_left, y_side, drawingarea_info[id].text_left, FONT_TEXT_1);
4364
4365   if (drawingarea_info[id].text_right)
4366     DrawText(x_right, y_side, drawingarea_info[id].text_right, FONT_TEXT_1);
4367
4368   if (drawingarea_info[id].text_below)
4369     DrawText(x_below, y_below, drawingarea_info[id].text_below, FONT_TEXT_1);
4370
4371   if (id != ED_DRAWING_ID_DRAWING_LEVEL)
4372   {
4373     DrawElementBorder(gi->x, gi->y,
4374                       area_xsize * MINI_TILEX, area_ysize * MINI_TILEY, TRUE);
4375
4376     DrawDrawingArea(id);
4377   }
4378
4379   MapGadget(gi);
4380 }
4381
4382 static void MapTextInputGadget(int id)
4383 {
4384   struct GadgetInfo *gi = level_editor_gadget[textinput_info[id].gadget_id];
4385   int xoffset_above = 0;
4386   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4387   int x_above = textinput_info[id].x + xoffset_above;
4388   int y_above = textinput_info[id].y + yoffset_above;
4389
4390   if (textinput_info[id].text_above)
4391     DrawTextS(x_above, y_above, FONT_TEXT_1, textinput_info[id].text_above);
4392
4393   ModifyGadget(gi, GDI_TEXT_VALUE, textinput_info[id].value, GDI_END);
4394
4395   MapGadget(gi);
4396 }
4397
4398 static void MapTextAreaGadget(int id)
4399 {
4400   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
4401   int xoffset_above = 0;
4402   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
4403   int x_above = textarea_info[id].x + xoffset_above;
4404   int y_above = textarea_info[id].y + yoffset_above;
4405
4406   if (textarea_info[id].text_above)
4407     DrawTextS(x_above, y_above, FONT_TEXT_1, textarea_info[id].text_above);
4408
4409   ModifyGadget(gi, GDI_TEXT_VALUE, textarea_info[id].value, GDI_END);
4410
4411   MapGadget(gi);
4412 }
4413
4414 static void MapSelectboxGadget(int id)
4415 {
4416   struct GadgetInfo *gi = level_editor_gadget[selectbox_info[id].gadget_id];
4417   int xoffset_left = getTextWidthForGadget(selectbox_info[id].text_left);
4418   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4419   int yoffset = ED_BORDER_SIZE;
4420   int x_left = gi->x - xoffset_left;
4421   int x_right = gi->x + gi->width + xoffset_right;
4422   int y = gi->y + yoffset;
4423
4424   if (selectbox_info[id].text_left)
4425     DrawText(x_left, y, selectbox_info[id].text_left, FONT_TEXT_1);
4426
4427   if (selectbox_info[id].text_right)
4428     DrawText(x_right, y, selectbox_info[id].text_right, FONT_TEXT_1);
4429
4430   ModifyEditorSelectbox(id, *selectbox_info[id].value);
4431
4432   MapGadget(gi);
4433 }
4434
4435 static void MapTextbuttonGadget(int id)
4436 {
4437   struct GadgetInfo *gi = level_editor_gadget[textbutton_info[id].gadget_id];
4438   int xoffset_left = getTextWidthForGadget(textbutton_info[id].text_left);
4439   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4440   int yoffset = ED_BORDER_SIZE;
4441   int x_left = gi->x - xoffset_left;
4442   int x_right = gi->x + gi->width + xoffset_right;
4443   int y = gi->y + yoffset;
4444
4445   /* only show button to delete change pages when more than minimum pages */
4446   if (id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
4447       custom_element.num_change_pages == MIN_CHANGE_PAGES)
4448     return;
4449
4450   if (textbutton_info[id].text_left)
4451     DrawText(x_left, y, textbutton_info[id].text_left, FONT_TEXT_1);
4452
4453   if (textbutton_info[id].text_right)
4454     DrawText(x_right, y, textbutton_info[id].text_right, FONT_TEXT_1);
4455
4456   MapGadget(gi);
4457 }
4458
4459 static void MapGraphicbuttonGadget(int id)
4460 {
4461   struct GadgetInfo *gi= level_editor_gadget[graphicbutton_info[id].gadget_id];
4462   int xoffset_left = getTextWidthForGadget(graphicbutton_info[id].text_left);
4463   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4464   int yoffset = ED_BORDER_SIZE;
4465   int x_left = gi->x - xoffset_left;
4466   int x_right = gi->x + gi->width + xoffset_right;
4467   int y = gi->y + yoffset;
4468
4469   if (graphicbutton_info[id].text_left)
4470     DrawText(x_left, y, graphicbutton_info[id].text_left, FONT_TEXT_1);
4471
4472   if (graphicbutton_info[id].text_right)
4473     DrawText(x_right, y, graphicbutton_info[id].text_right, FONT_TEXT_1);
4474
4475   MapGadget(gi);
4476 }
4477
4478 static void MapRadiobuttonGadget(int id)
4479 {
4480   struct GadgetInfo *gi = level_editor_gadget[radiobutton_info[id].gadget_id];
4481   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
4482   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4483   int yoffset = ED_BORDER_SIZE;
4484   int x_left = gi->x - xoffset_left;
4485   int x_right = gi->x + gi->width + xoffset_right;
4486   int y = gi->y + yoffset;
4487   boolean checked =
4488     (*radiobutton_info[id].value == radiobutton_info[id].checked_value);
4489
4490   if (radiobutton_info[id].text_left)
4491     DrawText(x_left, y, radiobutton_info[id].text_left, FONT_TEXT_1);
4492
4493   if (radiobutton_info[id].text_right)
4494     DrawText(x_right, y, radiobutton_info[id].text_right, FONT_TEXT_1);
4495
4496   ModifyGadget(gi, GDI_CHECKED, checked, GDI_END);
4497
4498   MapGadget(gi);
4499 }
4500
4501 static void MapCheckbuttonGadget(int id)
4502 {
4503   struct GadgetInfo *gi = level_editor_gadget[checkbutton_info[id].gadget_id];
4504   int xoffset_left = getTextWidthForGadget(checkbutton_info[id].text_left);
4505   int xoffset_right = ED_GADGET_TEXT_DISTANCE;
4506   int yoffset = ED_BORDER_SIZE;
4507   int x_left = gi->x - xoffset_left;
4508   int x_right = gi->x + gi->width + xoffset_right;
4509   int y = gi->y + yoffset;
4510
4511   /* special case needed for "sticky" gadget */
4512   ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value,
4513                GDI_Y, SY + checkbutton_info[id].y, GDI_END);
4514   y = gi->y + yoffset;
4515
4516   if (checkbutton_info[id].text_left)
4517     DrawText(x_left, y, checkbutton_info[id].text_left, FONT_TEXT_1);
4518
4519   if (checkbutton_info[id].text_right)
4520     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
4521
4522   MapGadget(gi);
4523 }
4524
4525 static void MapMainDrawingArea()
4526 {
4527   boolean no_horizontal_scrollbar = (lev_fieldx + 2 <= ed_fieldx);
4528   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
4529   int i;
4530
4531   for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
4532   {
4533     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
4534           i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
4535          no_horizontal_scrollbar) ||
4536         ((i == ED_SCROLLBUTTON_ID_AREA_UP ||
4537           i == ED_SCROLLBUTTON_ID_AREA_DOWN) &&
4538          no_vertical_scrollbar))
4539       continue;
4540
4541     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
4542   }
4543
4544   for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
4545   {
4546     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
4547         (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
4548       continue;
4549
4550     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
4551   }
4552
4553   MapDrawingArea(ED_DRAWING_ID_DRAWING_LEVEL);
4554 }
4555
4556 static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
4557 {
4558   int i;
4559
4560   for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
4561   {
4562     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
4563         i == GADGET_ID_CUSTOM_COPY_TO ||
4564         i == GADGET_ID_CUSTOM_EXCHANGE)
4565     {
4566       if (map)
4567         MapGadget(level_editor_gadget[i]);
4568       else
4569         UnmapGadget(level_editor_gadget[i]);
4570     }
4571   }
4572 }
4573
4574 static void MapLevelEditorToolboxCustomGadgets()
4575 {
4576   MapOrUnmapLevelEditorToolboxCustomGadgets(TRUE);
4577 }
4578
4579 static void UnmapLevelEditorToolboxCustomGadgets()
4580 {
4581   MapOrUnmapLevelEditorToolboxCustomGadgets(FALSE);
4582 }
4583
4584 static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
4585 {
4586   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
4587   int i;
4588
4589   for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
4590   {
4591     if (i != GADGET_ID_SINGLE_ITEMS &&
4592         i != GADGET_ID_PROPERTIES &&
4593         i != GADGET_ID_PICK_ELEMENT)
4594     {
4595       struct GadgetInfo *gi = level_editor_gadget[i];
4596
4597       if (map)
4598         MapGadget(gi);
4599       else
4600       {
4601         UnmapGadget(gi);
4602
4603         BlitBitmap(gd_bitmap, drawto,
4604                    DOOR_GFX_PAGEX6 + ED_CTRL_NO_BUTTONS_GFX_XPOS,
4605                    DOOR_GFX_PAGEY1 + ED_CTRL_NO_BUTTONS_GFX_YPOS,
4606                    gi->width, gi->height, gi->x, gi->y);
4607
4608         redraw_mask |= REDRAW_DOOR_3;
4609       }
4610     }
4611   }
4612 }
4613
4614 static void MapLevelEditorToolboxDrawingGadgets()
4615 {
4616   MapOrUnmapLevelEditorToolboxDrawingGadgets(TRUE);
4617 }
4618
4619 static void UnmapLevelEditorToolboxDrawingGadgets()
4620 {
4621   MapOrUnmapLevelEditorToolboxDrawingGadgets(FALSE);
4622 }
4623
4624 static void UnmapDrawingArea(int id)
4625 {
4626   UnmapGadget(level_editor_gadget[id]);
4627 }
4628
4629 static void UnmapLevelEditorWindowGadgets()
4630 {
4631   int i;
4632
4633   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4634     if (level_editor_gadget[i]->x < SX + SXSIZE)
4635       UnmapGadget(level_editor_gadget[i]);
4636 }
4637
4638 void UnmapLevelEditorGadgets()
4639 {
4640   int i;
4641
4642   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
4643     UnmapGadget(level_editor_gadget[i]);
4644 }
4645
4646 static void ResetUndoBuffer()
4647 {
4648   undo_buffer_position = -1;
4649   undo_buffer_steps = -1;
4650   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
4651 }
4652
4653 static void DrawEditModeWindow()
4654 {
4655   ModifyEditorElementList();
4656   RedrawDrawingElements();
4657
4658   if (edit_mode == ED_MODE_INFO)
4659     DrawLevelInfoWindow();
4660   else if (edit_mode == ED_MODE_PROPERTIES)
4661     DrawPropertiesWindow();
4662   else  /* edit_mode == ED_MODE_DRAWING */
4663     DrawDrawingWindow();
4664 }
4665
4666 static boolean LevelChanged()
4667 {
4668   boolean level_changed = FALSE;
4669   int x, y;
4670
4671   for (y = 0; y < lev_fieldy; y++)
4672     for (x = 0; x < lev_fieldx; x++)
4673       if (Feld[x][y] != level.field[x][y])
4674         level_changed = TRUE;
4675
4676   return level_changed;
4677 }
4678
4679 static boolean LevelContainsPlayer()
4680 {
4681   boolean player_found = FALSE;
4682   int x, y;
4683
4684   for (y = 0; y < lev_fieldy; y++)
4685     for (x = 0; x < lev_fieldx; x++)
4686       if (Feld[x][y] == EL_PLAYER_1 ||
4687           Feld[x][y] == EL_SP_MURPHY)
4688         player_found = TRUE;
4689
4690   return player_found;
4691 }
4692
4693 static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
4694                           short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
4695 {
4696   int x, y;
4697
4698   for (x = 0; x < lev_fieldx; x++)
4699     for (y = 0; y < lev_fieldy; y++)
4700       dst[x][y] = src[x][y];
4701 }
4702
4703 static int setSelectboxValue(int selectbox_id, int new_value)
4704 {
4705   int new_index_value = 0;
4706   int i;
4707
4708   for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
4709     if (selectbox_info[selectbox_id].options[i].value == new_value)
4710       new_index_value = i;
4711
4712   *selectbox_info[selectbox_id].value =
4713     selectbox_info[selectbox_id].options[new_index_value].value;
4714
4715   return new_index_value;
4716 }
4717
4718 static void copy_custom_element_settings(int element_from, int element_to)
4719 {
4720   struct ElementInfo *ei_from = &element_info[element_from];
4721   struct ElementInfo *ei_to = &element_info[element_to];
4722   int i, x, y;
4723
4724   /* ---------- copy element description ---------- */
4725   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
4726     ei_to->description[i] = ei_from->description[i];
4727
4728   /* ---------- copy element properties ---------- */
4729   Properties[element_to][EP_BITFIELD_BASE] =
4730     Properties[element_from][EP_BITFIELD_BASE];
4731
4732   /* ---------- copy custom property values ---------- */
4733
4734   ei_to->use_gfx_element = ei_from->use_gfx_element;
4735   ei_to->gfx_element = ei_from->gfx_element;
4736
4737   ei_to->collect_score = ei_from->collect_score;
4738   ei_to->collect_count = ei_from->collect_count;
4739
4740   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
4741   ei_to->push_delay_random = ei_from->push_delay_random;
4742   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
4743   ei_to->move_delay_random = ei_from->move_delay_random;
4744
4745   ei_to->move_pattern = ei_from->move_pattern;
4746   ei_to->move_direction_initial = ei_from->move_direction_initial;
4747   ei_to->move_stepsize = ei_from->move_stepsize;
4748
4749   ei_to->slippery_type = ei_from->slippery_type;
4750
4751   for (y = 0; y < 3; y++)
4752     for (x = 0; x < 3; x++)
4753       ei_to->content[x][y] = ei_from->content[x][y];
4754
4755   ei_to->num_change_pages = ei_from->num_change_pages;
4756   setElementChangePages(ei_to, ei_to->num_change_pages);
4757
4758   for (i=0; i < ei_to->num_change_pages; i++)
4759   {
4760     struct ElementChangeInfo *change_to = &ei_to->change_page[i];
4761     struct ElementChangeInfo *change_from = &ei_from->change_page[i];
4762
4763     /* always start with reliable default values */
4764     setElementChangeInfoToDefaults(change_to);
4765
4766     change_to->events = change_from->events;
4767
4768     change_to->target_element = change_from->target_element;
4769
4770     change_to->delay_fixed = change_from->delay_fixed;
4771     change_to->delay_random = change_from->delay_random;
4772     change_to->delay_frames = change_from->delay_frames;
4773
4774     change_to->trigger_element = change_from->trigger_element;
4775
4776     change_to->explode = change_from->explode;
4777     change_to->use_content = change_from->use_content;
4778     change_to->only_complete = change_from->only_complete;
4779     change_to->use_random_change = change_from->use_random_change;
4780
4781     change_to->random = change_from->random;
4782     change_to->power = change_from->power;
4783
4784     for (y = 0; y < 3; y++)
4785       for (x = 0; x < 3; x++)
4786         change_to->content[x][y] = change_from->content[x][y];
4787
4788     change_to->can_change = change_from->can_change;
4789
4790     change_to->sides = change_from->sides;
4791   }
4792
4793   /* mark this custom element as modified */
4794   ei_to->modified_settings = TRUE;
4795 }
4796
4797 static void replace_custom_element_in_settings(int element_from,
4798                                                int element_to)
4799 {
4800   int i, j, x, y;
4801
4802   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
4803   {
4804     struct ElementInfo *ei = &element_info[i];
4805
4806     for (y = 0; y < 3; y++)
4807       for (x = 0; x < 3; x++)
4808         if (ei->content[x][y] == element_from)
4809           ei->content[x][y] = element_to;
4810
4811     for (j=0; j < ei->num_change_pages; j++)
4812     {
4813       struct ElementChangeInfo *change = &ei->change_page[j];
4814
4815       if (change->target_element == element_from)
4816         change->target_element = element_to;
4817
4818       if (change->trigger_element == element_from)
4819         change->trigger_element = element_to;
4820
4821       for (y = 0; y < 3; y++)
4822         for (x = 0; x < 3; x++)
4823           if (change->content[x][y] == element_from)
4824             change->content[x][y] = element_to;
4825     }
4826   }
4827 }
4828
4829 static void replace_custom_element_in_playfield(int element_from,
4830                                                 int element_to)
4831 {
4832   int x, y;
4833
4834   for (x = 0; x < lev_fieldx; x++)
4835     for (y = 0; y < lev_fieldy; y++)
4836       if (Feld[x][y] == element_from)
4837         Feld[x][y] = element_to;
4838 }
4839
4840 static void CopyCustomElement(int element_old, int element_new, int copy_mode)
4841 {
4842   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
4843   {
4844     copy_custom_element_settings(element_new, element_old);
4845   }
4846   else if (copy_mode == GADGET_ID_CUSTOM_COPY_TO)
4847   {
4848     copy_custom_element_settings(element_old, element_new);
4849   }
4850   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
4851   {
4852     copy_custom_element_settings(element_old, EL_DUMMY);
4853     copy_custom_element_settings(element_new, element_old);
4854     copy_custom_element_settings(EL_DUMMY, element_new);
4855
4856     replace_custom_element_in_settings(element_old, EL_DUMMY);
4857     replace_custom_element_in_settings(element_new, element_old);
4858     replace_custom_element_in_settings(EL_DUMMY, element_new);
4859
4860     replace_custom_element_in_playfield(element_old, EL_DUMMY);
4861     replace_custom_element_in_playfield(element_new, element_old);
4862     replace_custom_element_in_playfield(EL_DUMMY, element_new);
4863   }
4864
4865   UpdateCustomElementGraphicGadgets();
4866   DrawPropertiesWindow();
4867 }
4868
4869 static void CopyCustomElementPropertiesToEditor(int element)
4870 {
4871   int i;
4872   int current_change_page = element_info[element].current_change_page;
4873
4874   /* dynamically (re)build selectbox for selecting change page */
4875   for (i = 0; i < element_info[element].num_change_pages; i++)
4876   {
4877     sprintf(options_change_page_strings[i], "%d", i + 1);
4878
4879     options_change_page[i].value = i;
4880     options_change_page[i].text = options_change_page_strings[i];
4881   }
4882
4883   options_change_page[i].value = -1;
4884   options_change_page[i].text = NULL;
4885
4886   /* needed here to initialize combined element properties */
4887   InitElementPropertiesEngine(level.game_version);
4888
4889   element_info[element].change =
4890     &element_info[element].change_page[current_change_page];
4891
4892   custom_element = element_info[element];
4893   custom_element_change = *element_info[element].change;
4894
4895   /* needed to initially set selectbox value variables to reliable defaults */
4896   for (i = 0; i < ED_NUM_SELECTBOX; i++)
4897     setSelectboxValue(i, *selectbox_info[i].value);
4898
4899   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
4900     custom_element_properties[i] = HAS_PROPERTY(element, i);
4901
4902   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
4903     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
4904
4905   /* ---------- element settings: configure (custom elements) ------------- */
4906
4907   /* set accessible layer selectbox help value */
4908   custom_element.access_type =
4909     (IS_WALKABLE(element) ? EP_WALKABLE :
4910      IS_PASSABLE(element) ? EP_PASSABLE :
4911      custom_element.access_type);
4912   custom_element.access_layer =
4913     (IS_ACCESSIBLE_OVER(element) ? EP_ACCESSIBLE_OVER :
4914      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
4915      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
4916      custom_element.access_layer);
4917   custom_element_properties[EP_ACCESSIBLE] =
4918     (IS_ACCESSIBLE_OVER(element) ||
4919      IS_ACCESSIBLE_INSIDE(element) ||
4920      IS_ACCESSIBLE_UNDER(element));
4921
4922   /* set walk-to-object action selectbox help value */
4923   custom_element.walk_to_action =
4924     (IS_DIGGABLE(element) ? EP_DIGGABLE :
4925      IS_COLLECTIBLE_ONLY(element) ? EP_COLLECTIBLE_ONLY :
4926      IS_DROPPABLE(element) ? EP_DROPPABLE :
4927      IS_PUSHABLE(element) ? EP_PUSHABLE :
4928      custom_element.walk_to_action);
4929   custom_element_properties[EP_WALK_TO_OBJECT] =
4930     (IS_DIGGABLE(element) ||
4931      IS_COLLECTIBLE_ONLY(element) ||
4932      IS_DROPPABLE(element) ||
4933      IS_PUSHABLE(element));
4934
4935   /* set smash targets selectbox help value */
4936   custom_element.smash_targets =
4937     (CAN_SMASH_EVERYTHING(element) ? EP_CAN_SMASH_EVERYTHING :
4938      CAN_SMASH_ENEMIES(element) ? EP_CAN_SMASH_ENEMIES :
4939      CAN_SMASH_PLAYER(element) ? EP_CAN_SMASH_PLAYER :
4940      custom_element.smash_targets);
4941   custom_element_properties[EP_CAN_SMASH] =
4942     (CAN_SMASH_EVERYTHING(element) ||
4943      CAN_SMASH_ENEMIES(element) ||
4944      CAN_SMASH_PLAYER(element));
4945
4946   /* set deadliness selectbox help value */
4947   custom_element.deadliness =
4948     (DONT_TOUCH(element) ? EP_DONT_TOUCH :
4949      DONT_COLLIDE_WITH(element) ? EP_DONT_COLLIDE_WITH :
4950      DONT_RUN_INTO(element) ? EP_DONT_RUN_INTO :
4951      custom_element.deadliness);
4952   custom_element_properties[EP_DEADLY] =
4953     (DONT_TOUCH(element) ||
4954      DONT_COLLIDE_WITH(element) ||
4955      DONT_RUN_INTO(element));
4956
4957   /* set consistency selectbox help value */
4958   custom_element.consistency =
4959     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
4960      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
4961      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
4962      custom_element.consistency);
4963   custom_element_properties[EP_EXPLODE_RESULT] =
4964     (IS_INDESTRUCTIBLE(element) ||
4965      CAN_EXPLODE_1X1(element) ||
4966      CAN_EXPLODE_3X3(element));
4967
4968   /* special case: sub-settings dependent from main setting */
4969   if (CAN_EXPLODE_BY_FIRE(element))
4970     custom_element.can_explode_by_fire = TRUE;
4971   if (CAN_EXPLODE_SMASHED(element))
4972     custom_element.can_explode_smashed = TRUE;
4973   if (CAN_EXPLODE_IMPACT(element))
4974     custom_element.can_explode_impact  = TRUE;
4975
4976   /* ---------- element settings: advanced (custom elements) --------------- */
4977
4978   /* set "change by direct action" selectbox help value */
4979   custom_element_change.direct_action =
4980     (HAS_CHANGE_EVENT(element, CE_TOUCHED_BY_PLAYER) ? CE_TOUCHED_BY_PLAYER :
4981      HAS_CHANGE_EVENT(element, CE_PRESSED_BY_PLAYER) ? CE_PRESSED_BY_PLAYER :
4982      HAS_CHANGE_EVENT(element, CE_PUSHED_BY_PLAYER) ? CE_PUSHED_BY_PLAYER :
4983      HAS_CHANGE_EVENT(element, CE_ENTERED_BY_PLAYER) ? CE_ENTERED_BY_PLAYER :
4984      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
4985      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
4986      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
4987      HAS_CHANGE_EVENT(element, CE_COLLISION_ACTIVE) ? CE_COLLISION_ACTIVE :
4988      HAS_CHANGE_EVENT(element, CE_COLLISION_PASSIVE) ? CE_COLLISION_PASSIVE :
4989      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
4990      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
4991      custom_element_change.direct_action);
4992
4993   /* set "change by other element action" selectbox help value */
4994   custom_element_change.other_action =
4995     (HAS_CHANGE_EVENT(element, CE_OTHER_GETS_TOUCHED) ? CE_OTHER_GETS_TOUCHED :
4996      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PRESSED) ? CE_OTHER_GETS_PRESSED :
4997      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_PUSHED) ? CE_OTHER_GETS_PUSHED :
4998      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_ENTERED) ? CE_OTHER_GETS_ENTERED :
4999      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_LEFT) ? CE_OTHER_GETS_LEFT :
5000      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DIGGED) ? CE_OTHER_GETS_DIGGED :
5001      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
5002      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
5003      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
5004      HAS_CHANGE_EVENT(element, CE_OTHER_IS_COLL_ACTIVE) ? CE_OTHER_IS_COLL_ACTIVE :
5005      HAS_CHANGE_EVENT(element, CE_OTHER_IS_COLL_PASSIVE) ? CE_OTHER_IS_COLL_PASSIVE :
5006      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
5007      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
5008      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
5009      custom_element_change.other_action);
5010 }
5011
5012 static void CopyCustomElementPropertiesToGame(int element)
5013 {
5014   int i;
5015   int access_type_and_layer;
5016
5017   /* mark that this custom element has been modified */
5018   custom_element.modified_settings = TRUE;
5019
5020   if (level.use_custom_template)
5021   {
5022     if (Request("Copy and modify level template ?", REQ_ASK))
5023     {
5024       level.use_custom_template = FALSE;
5025       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
5026                    GDI_CHECKED, FALSE, GDI_END);
5027     }
5028     else
5029     {
5030       LoadLevelTemplate(-1);    /* this resets all element modifications ... */
5031
5032       DrawEditModeWindow();     /* ... and copies them to 'custom_element' */
5033     }
5034   }
5035
5036   element_info[element] = custom_element;
5037   *element_info[element].change = custom_element_change;
5038
5039   /* ---------- element settings: configure (custom elements) ------------- */
5040
5041   /* set accessible property from checkbox and selectbox */
5042   custom_element_properties[EP_WALKABLE_OVER] = FALSE;
5043   custom_element_properties[EP_WALKABLE_INSIDE] = FALSE;
5044   custom_element_properties[EP_WALKABLE_UNDER] = FALSE;
5045   custom_element_properties[EP_PASSABLE_OVER] = FALSE;
5046   custom_element_properties[EP_PASSABLE_INSIDE] = FALSE;
5047   custom_element_properties[EP_PASSABLE_UNDER] = FALSE;
5048   access_type_and_layer = ((custom_element.access_type == EP_WALKABLE ?
5049                             EP_WALKABLE_OVER : EP_PASSABLE_OVER) +
5050                            (custom_element.access_layer - EP_ACCESSIBLE_OVER));
5051   custom_element_properties[access_type_and_layer] =
5052     custom_element_properties[EP_ACCESSIBLE];
5053
5054   /* set walk-to-object property from checkbox and selectbox */
5055   custom_element_properties[EP_DIGGABLE] = FALSE;
5056   custom_element_properties[EP_COLLECTIBLE_ONLY] = FALSE;
5057   custom_element_properties[EP_DROPPABLE] = FALSE;
5058   custom_element_properties[EP_PUSHABLE] = FALSE;
5059   custom_element_properties[custom_element.walk_to_action] =
5060     custom_element_properties[EP_WALK_TO_OBJECT];
5061
5062   /* set smash property from checkbox and selectbox */
5063   custom_element_properties[EP_CAN_SMASH_PLAYER] = FALSE;
5064   custom_element_properties[EP_CAN_SMASH_ENEMIES] = FALSE;
5065   custom_element_properties[EP_CAN_SMASH_EVERYTHING] = FALSE;
5066   custom_element_properties[custom_element.smash_targets] =
5067     custom_element_properties[EP_CAN_SMASH];
5068
5069   /* set deadliness property from checkbox and selectbox */
5070   custom_element_properties[EP_DONT_RUN_INTO] = FALSE;
5071   custom_element_properties[EP_DONT_COLLIDE_WITH] = FALSE;
5072   custom_element_properties[EP_DONT_TOUCH] = FALSE;
5073   custom_element_properties[custom_element.deadliness] =
5074     custom_element_properties[EP_DEADLY];
5075
5076   /* set consistency property from checkbox and selectbox */
5077   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
5078   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
5079   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
5080   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
5081   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
5082   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
5083   custom_element_properties[custom_element.consistency] =
5084     custom_element_properties[EP_EXPLODE_RESULT];
5085
5086   /* special case: sub-settings dependent from main setting */
5087   if (custom_element_properties[EP_CAN_EXPLODE_3X3] ||
5088       custom_element_properties[EP_CAN_EXPLODE_1X1])
5089   {
5090     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
5091       custom_element.can_explode_by_fire;
5092     custom_element_properties[EP_CAN_EXPLODE_SMASHED] =
5093       custom_element.can_explode_smashed;
5094     custom_element_properties[EP_CAN_EXPLODE_IMPACT] =
5095       custom_element.can_explode_impact;
5096   }
5097
5098   /* ---------- element settings: advanced (custom elements) --------------- */
5099
5100   /* set player change event from checkbox and selectbox */
5101   custom_element_change_events[CE_TOUCHED_BY_PLAYER] = FALSE;
5102   custom_element_change_events[CE_PRESSED_BY_PLAYER] = FALSE;
5103   custom_element_change_events[CE_PUSHED_BY_PLAYER] = FALSE;
5104   custom_element_change_events[CE_ENTERED_BY_PLAYER] = FALSE;
5105   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
5106   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
5107   custom_element_change_events[CE_SWITCHED] = FALSE;
5108   custom_element_change_events[CE_COLLISION_ACTIVE] = FALSE;
5109   custom_element_change_events[CE_COLLISION_PASSIVE] = FALSE;
5110   custom_element_change_events[CE_IMPACT] = FALSE;
5111   custom_element_change_events[CE_SMASHED] = FALSE;
5112   custom_element_change_events[custom_element_change.direct_action] =
5113     custom_element_change_events[CE_BY_DIRECT_ACTION];
5114
5115   /* set other element action change event from checkbox and selectbox */
5116   custom_element_change_events[CE_OTHER_GETS_TOUCHED] = FALSE;
5117   custom_element_change_events[CE_OTHER_GETS_PRESSED] = FALSE;
5118   custom_element_change_events[CE_OTHER_GETS_PUSHED] = FALSE;
5119   custom_element_change_events[CE_OTHER_GETS_ENTERED] = FALSE;
5120   custom_element_change_events[CE_OTHER_GETS_LEFT] = FALSE;
5121   custom_element_change_events[CE_OTHER_GETS_DIGGED] = FALSE;
5122   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
5123   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
5124   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
5125   custom_element_change_events[CE_OTHER_IS_COLL_ACTIVE] = FALSE;
5126   custom_element_change_events[CE_OTHER_IS_COLL_PASSIVE] = FALSE;
5127   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
5128   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
5129   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
5130   custom_element_change_events[custom_element_change.other_action] =
5131     custom_element_change_events[CE_BY_OTHER_ACTION];
5132
5133   for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
5134     SET_PROPERTY(element, i, custom_element_properties[i]);
5135
5136   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
5137     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
5138
5139   /* copy change events also to special level editor variable */
5140   custom_element = element_info[element];
5141   custom_element_change = *element_info[element].change;
5142 }
5143
5144 void DrawLevelEd()
5145 {
5146   CloseDoor(DOOR_CLOSE_ALL);
5147   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
5148
5149   if (level_editor_test_game)
5150   {
5151     CopyPlayfield(level.field, Feld);
5152     CopyPlayfield(FieldBackup, level.field);
5153
5154     level_editor_test_game = FALSE;
5155   }
5156   else
5157   {
5158     edit_mode = ED_MODE_DRAWING;
5159     edit_mode_properties = ED_MODE_PROPERTIES_INFO;
5160
5161     ResetUndoBuffer();
5162
5163     level_xpos = -1;
5164     level_ypos = -1;
5165   }
5166
5167   /* copy default editor door content to main double buffer */
5168   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5169              DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
5170
5171 #if 0
5172   /* draw mouse button brush elements */
5173   RedrawDrawingElements();
5174 #endif
5175
5176   /* draw bigger door */
5177   DrawSpecialEditorDoor();
5178
5179   /* draw new control window */
5180   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
5181              DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
5182
5183   redraw_mask |= REDRAW_ALL;
5184
5185   ReinitializeElementListButtons();     /* only needed after setup changes */
5186 #if 0
5187   ModifyEditorElementList();            /* may be needed for custom elements */
5188 #endif
5189
5190   UnmapTapeButtons();
5191   MapControlButtons();
5192
5193   DrawEditModeWindow();
5194
5195   /* copy actual editor door content to door double buffer for OpenDoor() */
5196   BlitBitmap(drawto, bitmap_db_door,
5197              DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
5198
5199   OpenDoor(DOOR_OPEN_1);
5200 }
5201
5202 static void AdjustDrawingAreaGadgets()
5203 {
5204   int ed_xsize = lev_fieldx + 2;
5205   int ed_ysize = lev_fieldy + 2;
5206   int max_ed_fieldx = MAX_ED_FIELDX;
5207   int max_ed_fieldy = MAX_ED_FIELDY;
5208   boolean horizontal_scrollbar_needed;
5209   boolean vertical_scrollbar_needed;
5210   int x, y, width, height;
5211   int xoffset, yoffset;
5212
5213   /* check if we need any scrollbars */
5214   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5215   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5216
5217   /* check if we have a smaller editor field because of scrollbars */
5218   if (horizontal_scrollbar_needed)
5219     max_ed_fieldy = MAX_ED_FIELDY - 1;
5220   if (vertical_scrollbar_needed)
5221     max_ed_fieldx = MAX_ED_FIELDX - 1;
5222
5223   /* check again if we now need more scrollbars because of less space */
5224   horizontal_scrollbar_needed = (ed_xsize > max_ed_fieldx);
5225   vertical_scrollbar_needed = (ed_ysize > max_ed_fieldy);
5226
5227   /* check if editor field gets even smaller after adding new scrollbars */
5228   if (horizontal_scrollbar_needed)
5229     max_ed_fieldy = MAX_ED_FIELDY - 1;
5230   if (vertical_scrollbar_needed)
5231     max_ed_fieldx = MAX_ED_FIELDX - 1;
5232
5233   ed_fieldx = (ed_xsize < MAX_ED_FIELDX ? ed_xsize : max_ed_fieldx);
5234   ed_fieldy = (ed_ysize < MAX_ED_FIELDY ? ed_ysize : max_ed_fieldy);
5235
5236   ModifyGadget(level_editor_gadget[GADGET_ID_DRAWING_LEVEL],
5237                GDI_WIDTH, ed_fieldx * MINI_TILEX,
5238                GDI_HEIGHT, ed_fieldy * MINI_TILEY,
5239                GDI_AREA_SIZE, ed_fieldx, ed_fieldy,
5240                GDI_END);
5241
5242   xoffset = (ed_fieldx == MAX_ED_FIELDX ? ED_SCROLLBUTTON_XSIZE : 0);
5243   yoffset = (ed_fieldy == MAX_ED_FIELDY ? ED_SCROLLBUTTON_YSIZE : 0);
5244
5245   x = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_RIGHT].x + xoffset;
5246   y = SX + scrollbutton_info[ED_SCROLLBUTTON_ID_AREA_DOWN].y + yoffset;
5247
5248   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
5249   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
5250
5251   width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
5252   height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
5253
5254   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
5255                GDI_WIDTH, width,
5256                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldx,
5257                GDI_END);
5258   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
5259                GDI_HEIGHT, height,
5260                GDI_SCROLLBAR_ITEMS_VISIBLE, ed_fieldy,
5261                GDI_END);
5262 }
5263
5264 static void AdjustLevelScrollPosition()
5265 {
5266   if (level_xpos < -1)
5267     level_xpos = -1;
5268   if (level_xpos > lev_fieldx - ed_fieldx + 1)
5269     level_xpos = lev_fieldx - ed_fieldx + 1;
5270   if (lev_fieldx < ed_fieldx - 2)
5271     level_xpos = -1;
5272
5273   if (level_ypos < -1)
5274     level_ypos = -1;
5275   if (level_ypos > lev_fieldy - ed_fieldy + 1)
5276     level_ypos = lev_fieldy - ed_fieldy + 1;
5277   if (lev_fieldy < ed_fieldy - 2)
5278     level_ypos = -1;
5279 }
5280
5281 static void AdjustEditorScrollbar(int id)
5282 {
5283   struct GadgetInfo *gi = level_editor_gadget[id];
5284   int items_max, items_visible, item_position;
5285
5286   if (id == GADGET_ID_SCROLL_HORIZONTAL)
5287   {
5288     items_max = MAX(lev_fieldx + 2, ed_fieldx);
5289     items_visible = ed_fieldx;
5290     item_position = level_xpos + 1;
5291   }
5292   else
5293   {
5294     items_max = MAX(lev_fieldy + 2, ed_fieldy);
5295     items_visible = ed_fieldy;
5296     item_position = level_ypos + 1;
5297   }
5298
5299   if (item_position > items_max - items_visible)
5300     item_position = items_max - items_visible;
5301
5302   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
5303                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
5304 }
5305
5306 static void ModifyEditorCounter(int counter_id, int new_value)
5307 {
5308   int *counter_value = counterbutton_info[counter_id].value;
5309   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
5310   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5311
5312   ModifyGadget(gi, GDI_NUMBER_VALUE, new_value, GDI_END);
5313
5314   if (counter_value != NULL)
5315     *counter_value = gi->textinput.number_value;
5316 }
5317
5318 static void ModifyEditorCounterLimits(int counter_id, int min, int max)
5319 {
5320   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
5321   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5322
5323   ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
5324 }
5325
5326 static void ModifyEditorSelectbox(int selectbox_id, int new_value)
5327 {
5328   int gadget_id = selectbox_info[selectbox_id].gadget_id;
5329   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5330   int new_index_value = setSelectboxValue(selectbox_id, new_value);
5331
5332   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
5333 }
5334
5335 static void ModifyEditorElementList()
5336 {
5337   int i;
5338
5339   for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
5340   {
5341     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
5342     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5343     struct GadgetDesign *gd = &gi->deco.design;
5344     int element = editor_elements[element_shift + i];
5345
5346     UnmapGadget(gi);
5347     getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
5348     ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
5349     MapGadget(gi);
5350   }
5351 }
5352
5353 static void PickDrawingElement(int button, int element)
5354 {
5355   if (button < 1 || button > 3)
5356     return;
5357
5358   if (button == 1)
5359   {
5360     new_element1 = element;
5361     DrawMiniGraphicExt(drawto,
5362                        DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
5363                        el2edimg(new_element1));
5364   }
5365   else if (button == 2)
5366   {
5367     new_element2 = element;
5368     DrawMiniGraphicExt(drawto,
5369                        DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
5370                        el2edimg(new_element2));
5371   }
5372   else
5373   {
5374     new_element3 = element;
5375     DrawMiniGraphicExt(drawto,
5376                        DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
5377                        el2edimg(new_element3));
5378   }
5379
5380   redraw_mask |= REDRAW_DOOR_1;
5381 }
5382
5383 static void RedrawDrawingElements()
5384 {
5385   PickDrawingElement(1, new_element1);
5386   PickDrawingElement(2, new_element2);
5387   PickDrawingElement(3, new_element3);
5388 }
5389
5390 static void DrawDrawingWindow()
5391 {
5392   stick_element_properties_window = FALSE;
5393
5394   SetMainBackgroundImage(IMG_UNDEFINED);
5395   ClearWindow();
5396
5397   UnmapLevelEditorWindowGadgets();
5398   UnmapLevelEditorToolboxCustomGadgets();
5399
5400   AdjustDrawingAreaGadgets();
5401   AdjustLevelScrollPosition();
5402   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
5403   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
5404
5405   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
5406
5407   MapMainDrawingArea();
5408   MapLevelEditorToolboxDrawingGadgets();
5409 }
5410
5411 static void DrawLevelInfoWindow()
5412 {
5413   int i;
5414
5415   stick_element_properties_window = FALSE;
5416
5417   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
5418   ClearWindow();
5419   UnmapLevelEditorWindowGadgets();
5420
5421   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
5422            "Level Settings", FONT_TITLE_1);
5423   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
5424            "Editor Settings", FONT_TITLE_1);
5425
5426   /* draw counter gadgets */
5427   for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
5428     MapCounterButtons(i);
5429
5430   /* draw checkbutton gadgets */
5431   for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
5432     MapCheckbuttonGadget(i);
5433
5434   /* draw radiobutton gadgets */
5435   for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
5436     MapRadiobuttonGadget(i);
5437
5438   /* draw text input gadgets */
5439   for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
5440     MapTextInputGadget(i);
5441
5442   /* draw drawing area */
5443   MapDrawingArea(ED_DRAWING_ID_RANDOM_BACKGROUND);
5444 }
5445
5446 static void DrawCustomContentArea()
5447 {
5448   int id = ED_DRAWING_ID_CUSTOM_CONTENT;
5449   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5450   int x1 = right_gadget_border[GADGET_ID_CUSTOM_DEADLINESS];
5451   int x2 = right_gadget_border[GADGET_ID_CUSTOM_CONSISTENCY];
5452   int x3 = right_gadget_border[GADGET_ID_CUSTOM_EXPLODE_IMPACT];
5453   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
5454
5455   /* add distance for potential left text (without drawing area border) */
5456   x2 += getTextWidthForGadget(drawingarea_info[id].text_left);
5457
5458   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
5459
5460   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CONTENT);
5461 }
5462
5463 static void DrawCustomChangeContentArea()
5464 {
5465   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
5466   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
5467   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
5468   int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
5469   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
5470   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
5471
5472   ModifyGadget(gi, GDI_X, MAX(x1, MAX(x2, x3)) + xoffset, GDI_END);
5473
5474   MapDrawingArea(id);
5475 }
5476
5477 static void DrawElementContentAreas()
5478 {
5479   int x = SX + ED_AREA_YAMYAM_CONTENT_XPOS(3) + 4 * MINI_TILEX;
5480   int y = SY + ED_AREA_YAMYAM_CONTENT_YPOS(0) + ED_BORDER_AREA_YSIZE;
5481   int i;
5482
5483   /* display counter to choose number of element content areas */
5484   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
5485
5486   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
5487   {
5488     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
5489     int font_height = getFontHeight(FONT_TEXT_1);
5490
5491     if (i < level.num_yamyam_contents)
5492       MapDrawingArea(id);
5493     else
5494     {
5495       UnmapDrawingArea(id);
5496
5497       /* delete content areas in case of reducing number of them */
5498       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
5499                      SY + drawingarea_info[id].y - MINI_TILEY / 2,
5500                      4 * MINI_TILEX,
5501                      4 * MINI_TILEX + ED_GADGET_TEXT_DISTANCE + font_height);
5502     }
5503   }
5504
5505   DrawText(x, y + 0 * MINI_TILEY, "content", FONT_TEXT_1);
5506   DrawText(x, y + 1 * MINI_TILEY, "when",    FONT_TEXT_1);
5507   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
5508 }
5509
5510 static void DrawEnvelopeTextArea(int envelope_nr)
5511 {
5512   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
5513   struct GadgetInfo *gi = level_editor_gadget[textarea_info[id].gadget_id];
5514
5515   UnmapGadget(gi);
5516   DrawBackground(gi->x, gi->y, gi->width, gi->height);
5517
5518   if (envelope_nr != -1)
5519     textarea_info[id].value = level.envelope_text[envelope_nr];
5520
5521   ModifyGadget(gi, GDI_AREA_SIZE,
5522                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_XSIZE].value,
5523                *counterbutton_info[ED_COUNTER_ID_ENVELOPE_YSIZE].value,
5524                GDI_END);
5525
5526   MapTextAreaGadget(ED_TEXTAREA_ID_ENVELOPE_INFO);
5527 }
5528
5529 char *getElementDescriptionFilename(int element)
5530 {
5531   char *docs_dir = options.docs_directory;
5532   char *elements_subdir = "elements";
5533   static char *filename = NULL;
5534   char basename[MAX_FILENAME_LEN];
5535
5536   if (filename != NULL)
5537     free(filename);
5538
5539   /* 1st try: look for element description file for exactly this element */
5540   sprintf(basename, "%s.txt", element_info[element].token_name);
5541   filename = getPath3(docs_dir, elements_subdir, basename);
5542   if (fileExists(filename))
5543     return filename;
5544
5545   free(filename);
5546
5547   /* 2nd try: look for element description file for this element's class */
5548   sprintf(basename, "%s.txt", element_info[element].class_name);
5549   filename = getPath3(docs_dir, elements_subdir, basename);
5550   if (fileExists(filename))
5551     return filename;
5552
5553   return NULL;
5554 }
5555
5556 static boolean PrintInfoText(char *text, int font_nr, int start_line)
5557 {
5558   int font_height = getFontHeight(font_nr);
5559   int pad_x = ED_SETTINGS_XPOS(0);
5560   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5561   int sx = SX + pad_x;
5562   int sy = SY + pad_y;
5563   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
5564
5565   if (start_line >= max_lines_per_screen)
5566     return FALSE;
5567
5568   DrawText(sx, sy + start_line * font_height, text, font_nr);
5569
5570   return TRUE;
5571 }
5572
5573 #if 1
5574
5575 static int PrintElementDescriptionFromFile(char *filename, int start_line)
5576 {
5577   int font_nr = FONT_TEXT_2;
5578   int font_width = getFontWidth(font_nr);
5579   int font_height = getFontHeight(font_nr);
5580   int pad_x = ED_SETTINGS_XPOS(0);
5581   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5582   int sx = SX + pad_x;
5583   int sy = SY + pad_y + start_line * font_height;
5584   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
5585   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
5586
5587   return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
5588                           max_lines_per_screen);
5589 }
5590
5591 #else
5592
5593 static int PrintElementDescriptionFromFile(char *filename, int start_line)
5594 {
5595   int font_nr = FONT_TEXT_2;
5596   int font_width = getFontWidth(font_nr);
5597   int font_height = getFontHeight(font_nr);
5598   int pad_x = ED_SETTINGS_XPOS(0);
5599   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5600   int sx = SX + pad_x;
5601   int sy = SY + pad_y;
5602   int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
5603   int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
5604   int current_line = start_line;
5605   char line[MAX_LINE_LEN];
5606   char buffer[max_chars_per_line + 1];
5607   int buffer_len;
5608   FILE *file;
5609
5610   if (current_line >= max_lines_per_screen)
5611     return 0;
5612
5613   if (filename == NULL)
5614     return 0;
5615
5616   if (!(file = fopen(filename, MODE_READ)))
5617     return 0;
5618
5619   buffer[0] = '\0';
5620   buffer_len = 0;
5621
5622   while (!feof(file) && current_line < max_lines_per_screen)
5623   {
5624     char *line_ptr;
5625     boolean last_line_was_empty = TRUE;
5626
5627     /* read next line of input file */
5628     if (!fgets(line, MAX_LINE_LEN, file))
5629       break;
5630
5631     /* skip comments (lines directly beginning with '#') */
5632     if (line[0] == '#')
5633       continue;
5634
5635     /* cut trailing newline from input line */
5636     for (line_ptr = line; *line_ptr; line_ptr++)
5637     {
5638       if (*line_ptr == '\n' || *line_ptr == '\r')
5639       {
5640         *line_ptr = '\0';
5641         break;
5642       }
5643     }
5644
5645     if (strlen(line) == 0)              /* special case: force empty line */
5646       strcpy(line, "\n");
5647
5648     line_ptr = line;
5649
5650     while (*line_ptr && current_line < max_lines_per_screen)
5651     {
5652       boolean buffer_filled = RenderLineToBuffer(&line_ptr,
5653                                                  buffer, &buffer_len,
5654                                                  last_line_was_empty,
5655                                                  max_chars_per_line);
5656       if (buffer_filled)
5657       {
5658         DrawText(sx, sy + current_line * font_height, buffer, font_nr);
5659         current_line++;
5660
5661         last_line_was_empty = (buffer_len == 0);
5662
5663         buffer[0] = '\0';
5664         buffer_len = 0;
5665       }
5666     }
5667   }
5668
5669   fclose(file);
5670
5671   if (buffer_len > 0 && current_line < max_lines_per_screen)
5672   {
5673     DrawText(sx, sy + current_line * font_height, buffer, font_nr);
5674     current_line++;
5675   }
5676
5677   return (current_line - start_line);
5678 }
5679
5680 #endif
5681
5682 static void DrawPropertiesTabulatorGadgets()
5683 {
5684   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
5685   struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
5686   int gd_x = gd->x + gd_gi->border.width / 2;
5687   int gd_y = gd->y + gd_gi->height - 1;
5688   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
5689   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
5690   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
5691   int i;
5692
5693   /* draw additional "advanced" tabulator for custom elements */
5694   if (IS_CUSTOM_ELEMENT(properties_element))
5695     id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
5696
5697   for (i = id_first; i <= id_last; i++)
5698   {
5699     int gadget_id = textbutton_info[i].gadget_id;
5700     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
5701     boolean active = (i != edit_mode_properties);
5702
5703     /* draw background line below tabulator button */
5704     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
5705
5706     /* draw solid line below inactive tabulator buttons */
5707     if (!active && tab_color != BLACK_PIXEL)    /* black => transparent */
5708       FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width,1, tab_color);
5709
5710     ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
5711     MapTextbuttonGadget(i);
5712   }
5713
5714   /* draw little border line below tabulator buttons */
5715   if (tab_color != BLACK_PIXEL)                 /* black => transparent */
5716     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
5717                   3 * gd_gi->width + 2 * ED_GADGET_DISTANCE,
5718                   ED_GADGET_DISTANCE, tab_color);
5719 }
5720
5721 static void DrawPropertiesInfo()
5722 {
5723   static struct
5724   {
5725     int value;
5726     char *text;
5727   }
5728   properties[] =
5729   {
5730     /* configurable properties */
5731
5732     { EP_WALKABLE_OVER,         "- player can walk over it"             },
5733     { EP_WALKABLE_INSIDE,       "- player can walk inside it"           },
5734     { EP_WALKABLE_UNDER,        "- player can walk under it"            },
5735     { EP_PASSABLE_OVER,         "- player can pass over it"             },
5736     { EP_PASSABLE_INSIDE,       "- player can pass through it"          },
5737     { EP_PASSABLE_UNDER,        "- player can pass under it"            },
5738
5739     { EP_DIGGABLE,              "- can be digged away"                  },
5740     { EP_COLLECTIBLE,           "- can be collected"                    },
5741     { EP_DROPPABLE,             "- can be dropped after collecting"     },
5742     { EP_PUSHABLE,              "- can be pushed"                       },
5743
5744     { EP_CAN_MOVE,              "- can move"                            },
5745     { EP_CAN_FALL,              "- can fall"                            },
5746
5747     { EP_CAN_SMASH_PLAYER,      "- can smash player"                    },
5748 #if 0
5749     { EP_CAN_SMASH_ENEMIES,     "- can smash good and bad guys"         },
5750 #endif
5751     { EP_CAN_SMASH_EVERYTHING,  "- can smash everything smashable"      },
5752
5753     { EP_SLIPPERY,              "- slippery for falling objects"        },
5754     { EP_EM_SLIPPERY_WALL,      "- slippery for some gems (EM style)"   },
5755
5756     { EP_DONT_RUN_INTO,         "- deadly when running into"            },
5757     { EP_DONT_COLLIDE_WITH,     "- deadly when colliding with"          },
5758     { EP_DONT_TOUCH,            "- deadly when touching"                },
5759
5760     { EP_INDESTRUCTIBLE,        "- indestructible"                      },
5761
5762     { EP_CAN_EXPLODE_BY_FIRE,   "- can explode by fire or explosions"   },
5763     { EP_CAN_EXPLODE_SMASHED,   "- can explode when smashed"            },
5764     { EP_CAN_EXPLODE_IMPACT,    "- can explode on impact"               },
5765
5766     { EP_CAN_CHANGE,            "- can change to other element"         },
5767
5768     /* pre-defined properties */
5769     { EP_CAN_PASS_MAGIC_WALL,   "- can pass magic walls"                },
5770     { EP_HAS_CONTENT,           "- can contain other elements"          },
5771
5772     { -1,                       NULL                                    }
5773   };
5774   char *filename = getElementDescriptionFilename(properties_element);
5775   char *percentage_text = "In this level:";
5776   char *properties_text = "Standard properties:";
5777   float percentage;
5778   int num_elements_in_level;
5779   int num_standard_properties = 0;
5780   int font1_nr = FONT_TEXT_1;
5781   int font2_nr = FONT_TEXT_2;
5782   int font1_width = getFontWidth(font1_nr);
5783   int font2_height = getFontHeight(font2_nr);
5784   int pad_x = ED_SETTINGS_XPOS(0);
5785   int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
5786   int screen_line = 0;
5787   int i, x, y;
5788
5789 #if DEBUG
5790   if (IS_CUSTOM_ELEMENT(properties_element))
5791   {
5792     DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
5793               "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
5794     screen_line++;
5795   }
5796 #endif
5797
5798   /* ----- print number of elements / percentage of this element in level */
5799
5800   num_elements_in_level = 0;
5801   for (y = 0; y < lev_fieldy; y++)
5802     for (x = 0; x < lev_fieldx; x++)
5803       if (Feld[x][y] == properties_element)
5804         num_elements_in_level++;
5805   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
5806
5807   DrawTextS(pad_x, pad_y + screen_line * font2_height, font1_nr,
5808             percentage_text);
5809   DrawTextF(pad_x + strlen(percentage_text) * font1_width,
5810             pad_y + screen_line++ * font2_height, font2_nr,
5811             "%d (%.2f%%)", num_elements_in_level, percentage);
5812
5813   screen_line++;
5814
5815   /* ----- print standard properties of this element */
5816
5817   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
5818             properties_text);
5819
5820   for (i = 0; properties[i].value != -1; i++)
5821   {
5822     if (!HAS_PROPERTY(properties_element, properties[i].value))
5823       continue;
5824
5825     DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font2_nr,
5826               properties[i].text);
5827     num_standard_properties++;
5828   }
5829
5830   if (num_standard_properties == 0)
5831     DrawTextS(pad_x + strlen(properties_text) * font1_width,
5832               pad_y + (screen_line - 1) * font2_height, font2_nr, "none");
5833
5834   screen_line++;
5835
5836   /* ----- print special description of this element */
5837
5838   PrintInfoText("Description:", FONT_TEXT_1, screen_line);
5839   if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
5840     PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
5841 }
5842
5843 #define TEXT_COLLECTING         "Score for collecting"
5844 #define TEXT_SMASHING           "Score for smashing"
5845 #define TEXT_CRACKING           "Score for cracking"
5846 #define TEXT_SPEED              "Speed of amoeba growth"
5847 #define TEXT_DURATION           "Duration when activated"
5848
5849 static struct
5850 {
5851   int element;
5852   int *value;
5853   char *text;
5854 } elements_with_counter[] =
5855 {
5856   { EL_EMERALD,         &level.score[SC_EMERALD],       TEXT_COLLECTING },
5857   { EL_BD_DIAMOND,      &level.score[SC_EMERALD],       TEXT_COLLECTING },
5858   { EL_EMERALD_YELLOW,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
5859   { EL_EMERALD_RED,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
5860   { EL_EMERALD_PURPLE,  &level.score[SC_EMERALD],       TEXT_COLLECTING },
5861   { EL_SP_INFOTRON,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
5862   { EL_DIAMOND,         &level.score[SC_DIAMOND],       TEXT_COLLECTING },
5863   { EL_CRYSTAL,         &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
5864   { EL_PEARL,           &level.score[SC_PEARL],         TEXT_COLLECTING },
5865   { EL_BUG_RIGHT,       &level.score[SC_BUG],           TEXT_SMASHING   },
5866   { EL_BUG_UP,          &level.score[SC_BUG],           TEXT_SMASHING   },
5867   { EL_BUG_LEFT,        &level.score[SC_BUG],           TEXT_SMASHING   },
5868   { EL_BUG_DOWN,        &level.score[SC_BUG],           TEXT_SMASHING   },
5869   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],         TEXT_SMASHING   },
5870   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],         TEXT_SMASHING   },
5871   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],         TEXT_SMASHING   },
5872   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],         TEXT_SMASHING   },
5873   { EL_SP_ELECTRON,     &level.score[SC_BUG],           TEXT_SMASHING   },
5874   { EL_SPACESHIP_RIGHT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5875   { EL_SPACESHIP_UP,    &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5876   { EL_SPACESHIP_LEFT,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5877   { EL_SPACESHIP_DOWN,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5878   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5879   { EL_BD_FIREFLY_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5880   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5881   { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5882   { EL_SP_SNIKSNAK,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
5883   { EL_YAMYAM,          &level.score[SC_YAMYAM],        TEXT_SMASHING   },
5884   { EL_DARK_YAMYAM,     &level.score[SC_YAMYAM],        TEXT_SMASHING   },
5885   { EL_ROBOT,           &level.score[SC_ROBOT],         TEXT_SMASHING   },
5886   { EL_PACMAN_RIGHT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
5887   { EL_PACMAN_UP,       &level.score[SC_PACMAN],        TEXT_SMASHING   },
5888   { EL_PACMAN_LEFT,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
5889   { EL_PACMAN_DOWN,     &level.score[SC_PACMAN],        TEXT_SMASHING   },
5890   { EL_NUT,             &level.score[SC_NUT],           TEXT_CRACKING   },
5891   { EL_DYNAMITE,        &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
5892   { EL_DYNABOMB_INCREASE_NUMBER,&level.score[SC_DYNAMITE],TEXT_COLLECTING },
5893   { EL_DYNABOMB_INCREASE_SIZE,  &level.score[SC_DYNAMITE],TEXT_COLLECTING },
5894   { EL_DYNABOMB_INCREASE_POWER, &level.score[SC_DYNAMITE],TEXT_COLLECTING },
5895   { EL_SHIELD_NORMAL,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
5896   { EL_SHIELD_DEADLY,   &level.score[SC_SHIELD],        TEXT_COLLECTING },
5897   { EL_EXTRA_TIME,      &level.score[SC_TIME_BONUS],    TEXT_COLLECTING },
5898   { EL_KEY_1,           &level.score[SC_KEY],           TEXT_COLLECTING },
5899   { EL_KEY_2,           &level.score[SC_KEY],           TEXT_COLLECTING },
5900   { EL_KEY_3,           &level.score[SC_KEY],           TEXT_COLLECTING },
5901   { EL_KEY_4,           &level.score[SC_KEY],           TEXT_COLLECTING },
5902 #if 1
5903   { EL_EM_KEY_1,        &level.score[SC_KEY],           TEXT_COLLECTING },
5904   { EL_EM_KEY_2,        &level.score[SC_KEY],           TEXT_COLLECTING },
5905   { EL_EM_KEY_3,        &level.score[SC_KEY],           TEXT_COLLECTING },
5906   { EL_EM_KEY_4,        &level.score[SC_KEY],           TEXT_COLLECTING },
5907 #else
5908   { EL_EM_KEY_1_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5909   { EL_EM_KEY_2_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5910   { EL_EM_KEY_3_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5911   { EL_EM_KEY_4_FILE,   &level.score[SC_KEY],           TEXT_COLLECTING },
5912 #endif
5913   { EL_AMOEBA_WET,      &level.amoeba_speed,            TEXT_SPEED      },
5914   { EL_AMOEBA_DRY,      &level.amoeba_speed,            TEXT_SPEED      },
5915   { EL_AMOEBA_FULL,     &level.amoeba_speed,            TEXT_SPEED      },
5916   { EL_BD_AMOEBA,       &level.amoeba_speed,            TEXT_SPEED      },
5917   { EL_MAGIC_WALL,      &level.time_magic_wall,         TEXT_DURATION   },
5918   { EL_ROBOT_WHEEL,     &level.time_wheel,              TEXT_DURATION   },
5919   { -1,                 NULL,                           NULL            }
5920 };
5921
5922 static boolean checkPropertiesConfig()
5923 {
5924   int i;
5925
5926   if (IS_GEM(properties_element) ||
5927       IS_CUSTOM_ELEMENT(properties_element) ||
5928       IS_ENVELOPE(properties_element) ||
5929       HAS_CONTENT(properties_element))
5930     return TRUE;
5931   else
5932     for (i = 0; elements_with_counter[i].element != -1; i++)
5933       if (elements_with_counter[i].element == properties_element)
5934         return TRUE;
5935
5936   return FALSE;
5937 }
5938
5939 static void DrawPropertiesConfig()
5940 {
5941   int i;
5942
5943   if (!checkPropertiesConfig())
5944   {
5945     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
5946
5947     return;
5948   }
5949
5950   /* check if there are elements where a score can be chosen for */
5951   for (i = 0; elements_with_counter[i].element != -1; i++)
5952   {
5953     if (elements_with_counter[i].element == properties_element)
5954     {
5955       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
5956
5957       counterbutton_info[counter_id].value = elements_with_counter[i].value;
5958       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
5959       MapCounterButtons(counter_id);
5960
5961       break;
5962     }
5963   }
5964
5965   if (HAS_CONTENT(properties_element))
5966   {
5967     /* draw stickybutton gadget */
5968     i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
5969     checkbutton_info[i].y = ED_COUNTER_YPOS(4);
5970     MapCheckbuttonGadget(i);
5971
5972     if (IS_AMOEBOID(properties_element))
5973       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
5974     else
5975       DrawElementContentAreas();
5976   }
5977
5978   if (IS_GEM(properties_element))
5979     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
5980
5981   if (IS_ENVELOPE(properties_element))
5982   {
5983     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
5984     int counter2_id = ED_COUNTER_ID_ENVELOPE_YSIZE;
5985     int envelope_nr = properties_element - EL_ENVELOPE_1;
5986
5987     counterbutton_info[counter1_id].value = &level.envelope_xsize[envelope_nr];
5988     counterbutton_info[counter2_id].value = &level.envelope_ysize[envelope_nr];
5989
5990     /* display counter to choose size of envelope text area */
5991     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_XSIZE);
5992     MapCounterButtons(ED_COUNTER_ID_ENVELOPE_YSIZE);
5993
5994     DrawEnvelopeTextArea(envelope_nr);
5995   }
5996
5997   if (IS_CUSTOM_ELEMENT(properties_element))
5998   {
5999     /* draw stickybutton gadget */
6000     i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
6001     checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
6002     MapCheckbuttonGadget(i);
6003
6004     /* draw checkbutton gadgets */
6005     for (i =  ED_CHECKBUTTON_ID_CUSTOM_FIRST;
6006          i <= ED_CHECKBUTTON_ID_CUSTOM_LAST; i++)
6007       MapCheckbuttonGadget(i);
6008
6009     /* draw counter gadgets */
6010     for (i = ED_COUNTER_ID_CUSTOM_FIRST; i <= ED_COUNTER_ID_CUSTOM_LAST; i++)
6011       MapCounterButtons(i);
6012
6013     /* draw selectbox gadgets */
6014     for (i=ED_SELECTBOX_ID_CUSTOM_FIRST; i <= ED_SELECTBOX_ID_CUSTOM_LAST; i++)
6015       MapSelectboxGadget(i);
6016
6017     /* draw drawing area gadgets */
6018     DrawCustomContentArea();
6019
6020     /* draw text input gadgets */
6021     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
6022   }
6023 }
6024
6025 static void DrawPropertiesAdvancedDrawingAreas()
6026 {
6027   MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
6028   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
6029   MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
6030
6031   DrawCustomChangeContentArea();
6032
6033   redraw_mask |= REDRAW_FIELD;
6034 }
6035
6036 static void DrawPropertiesAdvanced()
6037 {
6038   int i;
6039
6040   /* draw stickybutton gadget */
6041   i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
6042   checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
6043   MapCheckbuttonGadget(i);
6044
6045   /* draw checkbutton gadgets */
6046   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
6047        i <= ED_CHECKBUTTON_ID_CHANGE_LAST; i++)
6048     MapCheckbuttonGadget(i);
6049
6050   /* draw counter gadgets */
6051   for (i = ED_COUNTER_ID_CHANGE_FIRST; i <= ED_COUNTER_ID_CHANGE_LAST; i++)
6052     MapCounterButtons(i);
6053
6054   /* draw selectbox gadgets */
6055   for (i = ED_SELECTBOX_ID_CHANGE_FIRST; i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
6056     MapSelectboxGadget(i);
6057
6058   /* draw textbutton gadgets */
6059   for (i=ED_TEXTBUTTON_ID_CHANGE_FIRST; i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
6060     MapTextbuttonGadget(i);
6061
6062   /* draw graphicbutton gadgets */
6063   for (i =  ED_GRAPHICBUTTON_ID_CHANGE_FIRST;
6064        i <= ED_GRAPHICBUTTON_ID_CHANGE_LAST; i++)
6065     MapGraphicbuttonGadget(i);
6066
6067   /* draw drawing area gadgets */
6068   DrawPropertiesAdvancedDrawingAreas();
6069 }
6070
6071 static void DrawElementName(int x, int y, int element)
6072 {
6073   char *element_name = getElementInfoText(element);
6074   int font_nr = FONT_TEXT_1;
6075   int font_width = getFontWidth(font_nr);
6076   int font_height = getFontHeight(font_nr);
6077   int max_text_width = SXSIZE - x - ED_SETTINGS_XPOS(0);
6078   int max_chars_per_line = max_text_width / font_width;
6079   char buffer[max_chars_per_line + 1];
6080
6081   if (strlen(element_name) <= max_chars_per_line)
6082     DrawTextS(x, y, font_nr, element_name);
6083   else
6084   {
6085     int next_pos = max_chars_per_line;
6086
6087     strncpy(buffer, element_name, max_chars_per_line);
6088     buffer[max_chars_per_line] = '\0';
6089
6090     if (element_name[max_chars_per_line] == ' ')
6091       next_pos++;
6092     else
6093     {
6094       int i;
6095
6096       for (i = max_chars_per_line - 1; i >= 0; i--)
6097         if (buffer[i] == ' ')
6098           break;
6099
6100       if (strlen(&element_name[i + 1]) <= max_chars_per_line)
6101       {
6102         buffer[i] = '\0';
6103         next_pos = i + 1;
6104       }
6105     }
6106
6107     DrawTextS(x, y - font_height / 2, font_nr, buffer);
6108
6109     strncpy(buffer, &element_name[next_pos], max_chars_per_line);
6110     buffer[max_chars_per_line] = '\0';
6111
6112     DrawTextS(x, y + font_height / 2, font_nr, buffer);
6113   }
6114 }
6115
6116 static void DrawPropertiesWindow()
6117 {
6118   int xstart = 2;
6119   int ystart = 4;
6120
6121   stick_element_properties_window = FALSE;
6122
6123   /* make sure that previous properties edit mode exists for this element */
6124   if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
6125       !IS_CUSTOM_ELEMENT(properties_element))
6126     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
6127
6128   if (IS_CUSTOM_ELEMENT(properties_element))
6129     CopyCustomElementPropertiesToEditor(properties_element);
6130
6131   UnmapLevelEditorWindowGadgets();
6132   UnmapLevelEditorToolboxDrawingGadgets();
6133   UnmapLevelEditorToolboxCustomGadgets();
6134
6135   if (IS_CUSTOM_ELEMENT(properties_element))
6136     MapLevelEditorToolboxCustomGadgets();
6137
6138   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
6139   ClearWindow();
6140
6141   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS1_YPOS,
6142            "Element Settings", FONT_TITLE_1);
6143
6144   DrawElementBorder(SX + xstart * MINI_TILEX,
6145                     SY + ystart * MINI_TILEY + MINI_TILEY / 2,
6146                     TILEX, TILEY, FALSE);
6147   DrawGraphicAnimationExt(drawto,
6148                           SX + xstart * MINI_TILEX,
6149                           SY + ystart * MINI_TILEY + MINI_TILEY / 2,
6150                           el2img(properties_element), -1, NO_MASKING);
6151
6152   FrameCounter = 0;     /* restart animation frame counter */
6153
6154   DrawElementName((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
6155                   properties_element);
6156
6157   DrawPropertiesTabulatorGadgets();
6158
6159   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
6160     DrawPropertiesInfo();
6161   else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
6162     DrawPropertiesConfig();
6163   else  /* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
6164     DrawPropertiesAdvanced();
6165 }
6166
6167 static void UpdateCustomElementGraphicGadgets()
6168 {
6169   ModifyEditorElementList();
6170   RedrawDrawingElements();
6171
6172   if (edit_mode == ED_MODE_PROPERTIES &&
6173       edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED)
6174     DrawPropertiesAdvancedDrawingAreas();
6175 }
6176
6177 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
6178 {
6179   int lx = sx + level_xpos;
6180   int ly = sy + level_ypos;
6181
6182   DrawMiniElement(sx, sy, (element < 0 ? Feld[lx][ly] : element));
6183
6184   if (change_level)
6185     Feld[lx][ly] = element;
6186 }
6187
6188 static void DrawLine(int from_x, int from_y, int to_x, int to_y,
6189                      int element, boolean change_level)
6190 {
6191   if (from_y == to_y)                   /* horizontal line */
6192   {
6193     int x;
6194     int y = from_y;
6195
6196     if (from_x > to_x)
6197       swap_numbers(&from_x, &to_x);
6198
6199     for (x = from_x; x <= to_x; x++)
6200       DrawLineElement(x, y, element, change_level);
6201   }
6202   else if (from_x == to_x)              /* vertical line */
6203   {
6204     int x = from_x;
6205     int y;
6206
6207     if (from_y > to_y)
6208       swap_numbers(&from_y, &to_y);
6209
6210     for (y = from_y; y <= to_y; y++)
6211       DrawLineElement(x, y, element, change_level);
6212   }
6213   else                                  /* diagonal line */
6214   {
6215     int len_x = ABS(to_x - from_x);
6216     int len_y = ABS(to_y - from_y);
6217     int x, y;
6218
6219     if (len_y < len_x)                  /* a < 1 */
6220     {
6221       float a = (float)len_y / (float)len_x;
6222
6223       if (from_x > to_x)
6224         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6225
6226       for (x = 0; x <= len_x; x++)
6227       {
6228         y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
6229         DrawLineElement(from_x + x, from_y + y, element, change_level);
6230       }
6231     }
6232     else                                /* a >= 1 */
6233     {
6234       float a = (float)len_x / (float)len_y;
6235
6236       if (from_y > to_y)
6237         swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6238
6239       for (y = 0; y <= len_y; y++)
6240       {
6241         x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
6242         DrawLineElement(from_x + x, from_y + y, element, change_level);
6243       }
6244     }
6245   }
6246 }
6247
6248 static void DrawBox(int from_x, int from_y, int to_x, int to_y,
6249                     int element, boolean change_level)
6250 {
6251   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
6252   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
6253   DrawLine(to_x, to_y, to_x, from_y, element, change_level);
6254   DrawLine(to_x, from_y, from_x, from_y, element, change_level);
6255 }
6256
6257 static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
6258                           int element, boolean change_level)
6259 {
6260   int y;
6261
6262   if (from_y > to_y)
6263     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
6264
6265   for (y = from_y; y <= to_y; y++)
6266     DrawLine(from_x, y, to_x, y, element, change_level);
6267 }
6268
6269 static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
6270                        int element, boolean change_level)
6271 {
6272   int to_x = to_x2 - (to_x2 > from_x ? +1 : -1);
6273   int to_y = to_y2 - (to_y2 > from_y ? +1 : -1);
6274   int len_x = ABS(to_x - from_x);
6275   int len_y = ABS(to_y - from_y);
6276   int radius, x, y;
6277
6278   radius = (int)(sqrt((float)(len_x * len_x + len_y * len_y)) + 0.5);
6279
6280   /* not optimal (some points get drawn twice) but simple,
6281      and fast enough for the few points we are drawing */
6282
6283   for (x = 0; x <= radius; x++)
6284   {
6285     int sx, sy, lx, ly;
6286
6287     y = (int)(sqrt((float)(radius * radius - x * x)) + 0.5);
6288
6289     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
6290     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
6291     lx = sx + level_xpos;
6292     ly = sy + level_ypos;
6293
6294     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6295       DrawLineElement(sx, sy, element, change_level);
6296   }
6297
6298   for (y = 0; y <= radius; y++)
6299   {
6300     int sx, sy, lx, ly;
6301
6302     x = (int)(sqrt((float)(radius * radius - y * y)) + 0.5);
6303
6304     sx = from_x + x * (from_x < to_x2 ? +1 : -1);
6305     sy = from_y + y * (from_y < to_y2 ? +1 : -1);
6306     lx = sx + level_xpos;
6307     ly = sy + level_ypos;
6308
6309     if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6310       DrawLineElement(sx, sy, element, change_level);
6311   }
6312 }
6313
6314 static void DrawArc(int from_x, int from_y, int to_x, int to_y,
6315                     int element, boolean change_level)
6316 {
6317   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
6318   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
6319
6320   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
6321 }
6322
6323 #define DRAW_CIRCLES_BUTTON_AVAILABLE   0
6324 #if DRAW_CIRCLES_BUTTON_AVAILABLE
6325 static void DrawCircle(int from_x, int from_y, int to_x, int to_y,
6326                        int element, boolean change_level)
6327 {
6328   int to_x2 = to_x + (to_x < from_x ? -1 : +1);
6329   int to_y2 = to_y + (to_y > from_y ? +1 : -1);
6330   int mirror_to_x2 = from_x - (to_x2 - from_x);
6331   int mirror_to_y2 = from_y - (to_y2 - from_y);
6332
6333   DrawArcExt(from_x, from_y, to_x2, to_y2, element, change_level);
6334   DrawArcExt(from_x, from_y, mirror_to_x2, to_y2, element, change_level);
6335   DrawArcExt(from_x, from_y, to_x2, mirror_to_y2, element, change_level);
6336   DrawArcExt(from_x, from_y, mirror_to_x2, mirror_to_y2, element,change_level);
6337 }
6338 #endif
6339
6340 static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
6341 {
6342   int from_sx, from_sy;
6343   int to_sx, to_sy;
6344
6345   if (from_x > to_x)
6346     swap_numbers(&from_x, &to_x);
6347
6348   if (from_y > to_y)
6349     swap_numbers(&from_y, &to_y);
6350
6351   from_sx = SX + from_x * MINI_TILEX;
6352   from_sy = SY + from_y * MINI_TILEY;
6353   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
6354   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
6355
6356   DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
6357   DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
6358   DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
6359   DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
6360
6361   if (from_x == to_x && from_y == to_y)
6362     MarkTileDirty(from_x/2, from_y/2);
6363   else
6364     redraw_mask |= REDRAW_FIELD;
6365 }
6366
6367 static void SelectArea(int from_x, int from_y, int to_x, int to_y,
6368                        int element, boolean change_level)
6369 {
6370   if (element == -1 || change_level)
6371     DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
6372   else
6373     DrawAreaBorder(from_x, from_y, to_x, to_y);
6374 }
6375
6376 /* values for CopyBrushExt() */
6377 #define CB_AREA_TO_BRUSH        0
6378 #define CB_BRUSH_TO_CURSOR      1
6379 #define CB_BRUSH_TO_LEVEL       2
6380 #define CB_DELETE_OLD_CURSOR    3
6381
6382 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
6383                          int button, int mode)
6384 {
6385   static short brush_buffer[MAX_ED_FIELDX][MAX_ED_FIELDY];
6386   static int brush_width, brush_height;
6387   static int last_cursor_x = -1, last_cursor_y = -1;
6388   static boolean delete_old_brush;
6389   int new_element = BUTTON_ELEMENT(button);
6390   int x, y;
6391
6392   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
6393     return;
6394
6395   if (mode == CB_AREA_TO_BRUSH)
6396   {
6397     int from_lx, from_ly;
6398
6399     if (from_x > to_x)
6400       swap_numbers(&from_x, &to_x);
6401
6402     if (from_y > to_y)
6403       swap_numbers(&from_y, &to_y);
6404
6405     brush_width = to_x - from_x + 1;
6406     brush_height = to_y - from_y + 1;
6407
6408     from_lx = from_x + level_xpos;
6409     from_ly = from_y + level_ypos;
6410
6411     for (y = 0; y < brush_height; y++)
6412     {
6413       for (x=0; x < brush_width; x++)
6414       {
6415         brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
6416
6417         if (button != 1)
6418           DrawLineElement(from_x + x, from_y + y, new_element, TRUE);
6419       }
6420     }
6421
6422     if (button != 1)
6423       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6424
6425     delete_old_brush = FALSE;
6426   }
6427   else if (mode == CB_BRUSH_TO_CURSOR || mode == CB_DELETE_OLD_CURSOR ||
6428            mode == CB_BRUSH_TO_LEVEL)
6429   {
6430     int cursor_x = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_x : from_x);
6431     int cursor_y = (mode == CB_DELETE_OLD_CURSOR ? last_cursor_y : from_y);
6432     int cursor_from_x = cursor_x - brush_width / 2;
6433     int cursor_from_y = cursor_y - brush_height / 2;
6434     int border_from_x = cursor_x, border_from_y = cursor_y;
6435     int border_to_x = cursor_x, border_to_y = cursor_y;
6436
6437     if (mode != CB_DELETE_OLD_CURSOR && delete_old_brush)
6438       CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
6439
6440     if (!IN_ED_FIELD(cursor_x, cursor_y) ||
6441         !IN_LEV_FIELD(cursor_x + level_xpos, cursor_y + level_ypos))
6442     {
6443       delete_old_brush = FALSE;
6444       return;
6445     }
6446
6447     for (y = 0; y < brush_height; y++)
6448     {
6449       for (x = 0; x < brush_width; x++)
6450       {
6451         int sx = cursor_from_x + x;
6452         int sy = cursor_from_y + y;
6453         int lx = sx + level_xpos;
6454         int ly = sy + level_ypos;
6455         boolean change_level = (mode == CB_BRUSH_TO_LEVEL);
6456         int element = (mode == CB_DELETE_OLD_CURSOR ? -1 :
6457                        mode == CB_BRUSH_TO_CURSOR || button == 1 ?
6458                        brush_buffer[x][y] : new_element);
6459
6460         if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
6461         {
6462           if (sx < border_from_x)
6463             border_from_x = sx;
6464           else if (sx > border_to_x)
6465             border_to_x = sx;
6466           if (sy < border_from_y)
6467             border_from_y = sy;
6468           else if (sy > border_to_y)
6469             border_to_y = sy;
6470
6471           DrawLineElement(sx, sy, element, change_level);
6472         }
6473       }
6474     }
6475
6476     if (mode != CB_DELETE_OLD_CURSOR)
6477       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
6478
6479     last_cursor_x = cursor_x;
6480     last_cursor_y = cursor_y;
6481     delete_old_brush = TRUE;
6482   }
6483 }
6484
6485 static void CopyAreaToBrush(int from_x, int from_y, int to_x, int to_y,
6486                             int button)
6487 {
6488   CopyBrushExt(from_x, from_y, to_x, to_y, button, CB_AREA_TO_BRUSH);
6489 }
6490
6491 static void CopyBrushToLevel(int x, int y, int button)
6492 {
6493   CopyBrushExt(x, y, 0, 0, button, CB_BRUSH_TO_LEVEL);
6494 }
6495
6496 static void CopyBrushToCursor(int x, int y)
6497 {
6498   CopyBrushExt(x, y, 0, 0, 0, CB_BRUSH_TO_CURSOR);
6499 }
6500
6501 static void DeleteBrushFromCursor()
6502 {
6503   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
6504 }
6505
6506 static void FloodFill(int from_x, int from_y, int fill_element)
6507 {
6508   int i,x,y;
6509   int old_element;
6510   static int check[4][2] = { {-1,0}, {0,-1}, {1,0}, {0,1} };
6511   static int safety = 0;
6512
6513   /* check if starting field still has the desired content */
6514   if (Feld[from_x][from_y] == fill_element)
6515     return;
6516
6517   safety++;
6518
6519   if (safety > lev_fieldx*lev_fieldy)
6520     Error(ERR_EXIT, "Something went wrong in 'FloodFill()'. Please debug.");
6521
6522   old_element = Feld[from_x][from_y];
6523   Feld[from_x][from_y] = fill_element;
6524
6525   for (i = 0; i < 4; i++)
6526   {
6527     x = from_x + check[i][0];
6528     y = from_y + check[i][1];
6529
6530     if (IN_LEV_FIELD(x,y) && Feld[x][y] == old_element)
6531       FloodFill(x, y, fill_element);
6532   }
6533
6534   safety--;
6535 }
6536
6537 /* values for DrawLevelText() modes */
6538 #define TEXT_INIT               0
6539 #define TEXT_SETCURSOR          1
6540 #define TEXT_WRITECHAR          2
6541 #define TEXT_BACKSPACE          3
6542 #define TEXT_NEWLINE            4
6543 #define TEXT_END                5
6544 #define TEXT_QUERY_TYPING       6
6545
6546 static int DrawLevelText(int sx, int sy, char letter, int mode)
6547 {
6548   static short delete_buffer[MAX_LEV_FIELDX];
6549   static int start_sx, start_sy;
6550   static int last_sx, last_sy;
6551   static boolean typing = FALSE;
6552   int letter_element = EL_CHAR_ASCII0 + letter;
6553   int lx = 0, ly = 0;
6554
6555   /* map lower case letters to upper case and convert special characters */
6556   if (letter >= 'a' && letter <= 'z')
6557     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
6558   else if (letter == 'ä' || letter == 'Ä')
6559     letter_element = EL_CHAR_AUMLAUT;
6560   else if (letter == 'ö' || letter == 'Ö')
6561     letter_element = EL_CHAR_OUMLAUT;
6562   else if (letter == 'ü' || letter == 'Ü')
6563     letter_element = EL_CHAR_UUMLAUT;
6564   else if (letter == '^')
6565     letter_element = EL_CHAR_COPYRIGHT;
6566   else
6567     letter_element = EL_CHAR_ASCII0 + letter;
6568
6569   if (mode != TEXT_INIT)
6570   {
6571     if (!typing)
6572       return FALSE;
6573
6574     if (mode != TEXT_SETCURSOR)
6575     {
6576       sx = last_sx;
6577       sy = last_sy;
6578     }
6579
6580     lx = last_sx + level_xpos;
6581     ly = last_sy + level_ypos;
6582   }
6583
6584   switch (mode)
6585   {
6586     case TEXT_INIT:
6587       if (typing)
6588         DrawLevelText(0, 0, 0, TEXT_END);
6589
6590       typing = TRUE;
6591       start_sx = last_sx = sx;
6592       start_sy = last_sy = sy;
6593       DrawLevelText(sx, sy, 0, TEXT_SETCURSOR);
6594       break;
6595
6596     case TEXT_SETCURSOR:
6597       DrawMiniElement(last_sx, last_sy, Feld[lx][ly]);
6598       DrawAreaBorder(sx, sy, sx, sy);
6599       last_sx = sx;
6600       last_sy = sy;
6601       break;
6602
6603     case TEXT_WRITECHAR:
6604       if (letter_element >= EL_CHAR_START && letter_element <= EL_CHAR_END)
6605       {
6606         delete_buffer[sx - start_sx] = Feld[lx][ly];
6607         Feld[lx][ly] = letter_element;
6608
6609         if (sx + 1 < ed_fieldx && lx + 1 < lev_fieldx)
6610           DrawLevelText(sx + 1, sy, 0, TEXT_SETCURSOR);
6611         else if (sy + 1 < ed_fieldy && ly + 1 < lev_fieldy)
6612           DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
6613         else
6614           DrawLevelText(0, 0, 0, TEXT_END);
6615       }
6616       break;
6617
6618     case TEXT_BACKSPACE:
6619       if (sx > start_sx)
6620       {
6621         Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
6622         DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
6623         DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
6624       }
6625       break;
6626
6627     case TEXT_NEWLINE:
6628       if (sy + 1 < ed_fieldy - 1 && ly + 1 < lev_fieldy - 1)
6629         DrawLevelText(start_sx, sy + 1, 0, TEXT_SETCURSOR);
6630       else
6631         DrawLevelText(0, 0, 0, TEXT_END);
6632       break;
6633
6634     case TEXT_END:
6635       CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6636       DrawMiniElement(sx, sy, Feld[lx][ly]);
6637       typing = FALSE;
6638       break;
6639
6640     case TEXT_QUERY_TYPING:
6641       break;
6642
6643     default:
6644       break;
6645   }
6646
6647   return typing;
6648 }
6649
6650 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
6651                           int element, boolean change_level)
6652 {
6653   int lx = sx + level_xpos;
6654   int ly = sy + level_ypos;
6655
6656   if (element == -1)
6657     DrawMiniElement(sx, sy, Feld[lx][ly]);
6658   else
6659     DrawAreaBorder(sx, sy, sx, sy);
6660 }
6661
6662 static void CopyLevelToUndoBuffer(int mode)
6663 {
6664   static boolean accumulated_undo = FALSE;
6665   boolean new_undo_buffer_position = TRUE;
6666   int last_border_element;
6667   int x, y;
6668
6669   switch (mode)
6670   {
6671     case UNDO_IMMEDIATE:
6672       accumulated_undo = FALSE;
6673       break;
6674
6675     case UNDO_ACCUMULATE:
6676       if (accumulated_undo)
6677         new_undo_buffer_position = FALSE;
6678       accumulated_undo = TRUE;
6679       break;
6680
6681     default:
6682       break;
6683   }
6684
6685   if (new_undo_buffer_position)
6686   {
6687     /* new position in undo buffer ring */
6688     undo_buffer_position = (undo_buffer_position + 1) % NUM_UNDO_STEPS;
6689
6690     if (undo_buffer_steps < NUM_UNDO_STEPS - 1)
6691       undo_buffer_steps++;
6692   }
6693
6694   for (x = 0; x < lev_fieldx; x++)
6695     for (y = 0; y < lev_fieldy; y++)
6696       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
6697
6698   /* check if drawing operation forces change of border style */
6699   last_border_element = BorderElement;
6700   SetBorderElement();
6701   if (BorderElement != last_border_element)
6702     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6703 }
6704
6705 static void RandomPlacement(int new_element)
6706 {
6707   static boolean free_position[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
6708   int num_free_positions;
6709   int num_percentage;
6710   int num_elements;
6711   int x, y;
6712
6713   /* determine number of free positions for the new elements */
6714   /* (maybe this statement should be formatted a bit more readable...) */
6715   num_free_positions = 0;
6716   for (x = 0; x < lev_fieldx; x++)
6717     for (y = 0; y < lev_fieldy; y++)
6718       if ((free_position[x][y] =
6719            ((random_placement_background_restricted &&
6720              Feld[x][y] == random_placement_background_element) ||
6721             (!random_placement_background_restricted &&
6722              Feld[x][y] != new_element))) == TRUE)
6723         num_free_positions++;
6724
6725   /* determine number of new elements to place there */
6726   num_percentage = num_free_positions * random_placement_value / 100;
6727   num_elements = (random_placement_method == RANDOM_USE_PERCENTAGE ?
6728                   num_percentage : random_placement_value);
6729
6730   /* if not more free positions than elements to place, fill whole level */
6731   if (num_elements >= num_free_positions)
6732   {
6733     for (x = 0; x < lev_fieldx; x++)
6734       for (y = 0; y < lev_fieldy; y++)
6735         Feld[x][y] = new_element;
6736
6737     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6738     CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6739     return;
6740   }
6741
6742   while (num_elements > 0)
6743   {
6744     x = RND(lev_fieldx);
6745     y = RND(lev_fieldy);
6746
6747     /* don't place element at the same position twice */
6748     if (free_position[x][y])
6749     {
6750       free_position[x][y] = FALSE;
6751       Feld[x][y] = new_element;
6752       num_elements--;
6753     }
6754   }
6755
6756   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6757   CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6758 }
6759
6760 void WrapLevel(int dx, int dy)
6761 {
6762   int wrap_dx = lev_fieldx - dx;
6763   int wrap_dy = lev_fieldy - dy;
6764   int x, y;
6765
6766   for (x = 0; x < lev_fieldx; x++)
6767     for (y = 0; y < lev_fieldy; y++)
6768       FieldBackup[x][y] = Feld[x][y];
6769
6770   for (x = 0; x < lev_fieldx; x++)
6771     for (y = 0; y < lev_fieldy; y++)
6772       Feld[x][y] =
6773         FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
6774
6775   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
6776   CopyLevelToUndoBuffer(UNDO_ACCUMULATE);
6777 }
6778
6779 static void HandleDrawingAreas(struct GadgetInfo *gi)
6780 {
6781   static boolean started_inside_drawing_area = FALSE;
6782   int id = gi->custom_id;
6783   boolean button_press_event;
6784   boolean button_release_event;
6785   boolean inside_drawing_area = !gi->event.off_borders;
6786   boolean draw_level = (id == GADGET_ID_DRAWING_LEVEL);
6787   int actual_drawing_function;
6788   int button = gi->event.button;
6789   int new_element = BUTTON_ELEMENT(button);
6790   int sx = gi->event.x, sy = gi->event.y;
6791   int min_sx = 0, min_sy = 0;
6792   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
6793   int item_xsize = gi->drawing.item_xsize, item_ysize = gi->drawing.item_ysize;
6794   int lx = 0, ly = 0;
6795   int min_lx = 0, min_ly = 0;
6796   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
6797   int x, y;
6798
6799   /* handle info callback for each invocation of action callback */
6800   gi->callback_info(gi);
6801
6802   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
6803   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
6804
6805   /* make sure to stay inside drawing area boundaries */
6806   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
6807   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
6808
6809   if (draw_level)
6810   {
6811     /* get positions inside level field */
6812     lx = sx + level_xpos;
6813     ly = sy + level_ypos;
6814
6815     if (!IN_LEV_FIELD(lx, ly))
6816       inside_drawing_area = FALSE;
6817
6818     /* make sure to stay inside level field boundaries */
6819     lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
6820     ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
6821
6822     /* correct drawing area positions accordingly */
6823     sx = lx - level_xpos;
6824     sy = ly - level_ypos;
6825   }
6826
6827   if (button_press_event)
6828     started_inside_drawing_area = inside_drawing_area;
6829
6830   if (!started_inside_drawing_area)
6831     return;
6832
6833   if (!button && !button_release_event)
6834     return;
6835
6836   /* automatically switch to 'single item' drawing mode, if needed */
6837   actual_drawing_function =
6838     (draw_level || drawing_function == GADGET_ID_PICK_ELEMENT ?
6839      drawing_function : GADGET_ID_SINGLE_ITEMS);
6840
6841   /* clicking into drawing area with pressed Control key picks element */
6842   if (GetKeyModState() & KMOD_Control)
6843   {
6844     last_drawing_function = drawing_function;
6845     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
6846   }
6847
6848   switch (actual_drawing_function)
6849   {
6850     case GADGET_ID_SINGLE_ITEMS:
6851       if (draw_level)
6852       {
6853         if (button_release_event)
6854         {
6855           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6856
6857           if (edit_mode == ED_MODE_DRAWING && draw_with_brush &&
6858               !inside_drawing_area)
6859             DeleteBrushFromCursor();
6860         }
6861
6862         if (!button)
6863           break;
6864
6865         if (draw_with_brush)
6866         {
6867           if (!button_release_event)
6868             CopyBrushToLevel(sx, sy, button);
6869         }
6870         else if (new_element != Feld[lx][ly])
6871         {
6872           if (new_element == EL_PLAYER_1)
6873           {
6874             /* remove player at old position */
6875             for (y = 0; y < lev_fieldy; y++)
6876             {
6877               for (x = 0; x < lev_fieldx; x++)
6878               {
6879                 if (Feld[x][y] == EL_PLAYER_1)
6880                 {
6881                   Feld[x][y] = EL_EMPTY;
6882                   if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
6883                       y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
6884                     DrawMiniElement(x - level_xpos, y - level_ypos,
6885                                     EL_EMPTY);
6886                 }
6887               }
6888             }
6889           }
6890
6891           Feld[lx][ly] = new_element;
6892           DrawMiniElement(sx, sy, new_element);
6893         }
6894       }
6895       else
6896       {
6897         if (item_xsize == MINI_TILEX && item_ysize == MINI_TILEY)
6898           DrawMiniGraphicExt(drawto,
6899                              gi->x + sx * MINI_TILEX,
6900                              gi->y + sy * MINI_TILEY,
6901                              el2edimg(new_element));
6902         else
6903           DrawGraphicExt(drawto,
6904                          gi->x + sx * TILEX,
6905                          gi->y + sy * TILEY,
6906                          el2img(new_element), 0);
6907
6908         if (id == GADGET_ID_AMOEBA_CONTENT)
6909           level.amoeba_content = new_element;
6910         else if (id == GADGET_ID_CUSTOM_GRAPHIC)
6911         {
6912           new_element = GFX_ELEMENT(new_element);
6913           custom_element.gfx_element = new_element;
6914
6915           CopyCustomElementPropertiesToGame(properties_element);
6916
6917           UpdateCustomElementGraphicGadgets();
6918
6919           FrameCounter = 0;     /* restart animation frame counter */
6920         }
6921         else if (id == GADGET_ID_CUSTOM_CONTENT)
6922         {
6923           custom_element.content[sx][sy] = new_element;
6924
6925           CopyCustomElementPropertiesToGame(properties_element);
6926         }
6927         else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
6928         {
6929           custom_element_change.target_element = new_element;
6930
6931           CopyCustomElementPropertiesToGame(properties_element);
6932         }
6933         else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
6934         {
6935           custom_element_change.content[sx][sy] = new_element;
6936
6937           CopyCustomElementPropertiesToGame(properties_element);
6938         }
6939         else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
6940         {
6941           custom_element_change.trigger_element = new_element;
6942
6943           CopyCustomElementPropertiesToGame(properties_element);
6944         }
6945         else if (id == GADGET_ID_RANDOM_BACKGROUND)
6946           random_placement_background_element = new_element;
6947         else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
6948                  id <= GADGET_ID_ELEMENT_CONTENT_7)
6949           level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy] =
6950             new_element;
6951       }
6952       break;
6953
6954     case GADGET_ID_CONNECTED_ITEMS:
6955       {
6956         static int last_sx = -1;
6957         static int last_sy = -1;
6958
6959         if (button_release_event)
6960           CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
6961
6962         if (button)
6963         {
6964           if (!button_press_event)
6965             DrawLine(last_sx, last_sy, sx, sy, new_element, TRUE);
6966
6967           last_sx = sx;
6968           last_sy = sy;
6969         }
6970       }
6971       break;
6972
6973     case GADGET_ID_LINE:
6974     case GADGET_ID_ARC:
6975     case GADGET_ID_RECTANGLE:
6976     case GADGET_ID_FILLED_BOX:
6977     case GADGET_ID_GRAB_BRUSH:
6978     case GADGET_ID_TEXT:
6979       {
6980         static int last_sx = -1;
6981         static int last_sy = -1;
6982         static int start_sx = -1;
6983         static int start_sy = -1;
6984         void (*draw_func)(int, int, int, int, int, boolean);
6985
6986         if (drawing_function == GADGET_ID_LINE)
6987           draw_func = DrawLine;
6988         else if (drawing_function == GADGET_ID_ARC)
6989           draw_func = DrawArc;
6990         else if (drawing_function == GADGET_ID_RECTANGLE)
6991           draw_func = DrawBox;
6992         else if (drawing_function == GADGET_ID_FILLED_BOX)
6993           draw_func = DrawFilledBox;
6994         else if (drawing_function == GADGET_ID_GRAB_BRUSH)
6995           draw_func = SelectArea;
6996         else /* (drawing_function == GADGET_ID_TEXT) */
6997           draw_func = SetTextCursor;
6998
6999         if (button_press_event)
7000         {
7001           draw_func(sx, sy, sx, sy, new_element, FALSE);
7002           start_sx = last_sx = sx;
7003           start_sy = last_sy = sy;
7004
7005           if (drawing_function == GADGET_ID_TEXT)
7006             DrawLevelText(0, 0, 0, TEXT_END);
7007         }
7008         else if (button_release_event)
7009         {
7010           draw_func(start_sx, start_sy, sx, sy, new_element, TRUE);
7011           if (drawing_function == GADGET_ID_GRAB_BRUSH)
7012           {
7013             CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
7014             CopyBrushToCursor(sx, sy);
7015             ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
7016                           MB_LEFTBUTTON);
7017             draw_with_brush = TRUE;
7018           }
7019           else if (drawing_function == GADGET_ID_TEXT)
7020             DrawLevelText(sx, sy, 0, TEXT_INIT);
7021           else
7022             CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7023         }
7024         else if (last_sx != sx || last_sy != sy)
7025         {
7026           draw_func(start_sx, start_sy, last_sx, last_sy, -1, FALSE);
7027           draw_func(start_sx, start_sy, sx, sy, new_element, FALSE);
7028           last_sx = sx;
7029           last_sy = sy;
7030         }
7031       }
7032       break;
7033
7034     case GADGET_ID_FLOOD_FILL:
7035       if (button_press_event && Feld[lx][ly] != new_element)
7036       {
7037         FloodFill(lx, ly, new_element);
7038         DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7039         CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
7040       }
7041       break;
7042
7043     case GADGET_ID_PICK_ELEMENT:
7044       if (button_release_event)
7045         ClickOnGadget(level_editor_gadget[last_drawing_function],
7046                       MB_LEFTBUTTON);
7047       else if (draw_level)
7048         PickDrawingElement(button, Feld[lx][ly]);
7049       else if (id == GADGET_ID_AMOEBA_CONTENT)
7050         PickDrawingElement(button, level.amoeba_content);
7051       else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7052         PickDrawingElement(button, custom_element.gfx_element);
7053       else if (id == GADGET_ID_CUSTOM_CONTENT)
7054         PickDrawingElement(button, custom_element.content[sx][sy]);
7055       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7056         PickDrawingElement(button, custom_element_change.target_element);
7057       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7058         PickDrawingElement(button, custom_element_change.content[sx][sy]);
7059       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7060         PickDrawingElement(button, custom_element_change.trigger_element);
7061       else if (id == GADGET_ID_RANDOM_BACKGROUND)
7062         PickDrawingElement(button, random_placement_background_element);
7063       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7064                id <= GADGET_ID_ELEMENT_CONTENT_7)
7065       {
7066         int i = id - GADGET_ID_ELEMENT_CONTENT_0;
7067
7068         PickDrawingElement(button, level.yamyam_content[i][sx][sy]);
7069       }
7070
7071       break;
7072
7073     default:
7074       break;
7075   }
7076 }
7077
7078 static void HandleCounterButtons(struct GadgetInfo *gi)
7079 {
7080   int gadget_id = gi->custom_id;
7081   int counter_id = gi->custom_type_id;
7082   int button = gi->event.button;
7083   int *counter_value = counterbutton_info[counter_id].value;
7084   int step = BUTTON_STEPSIZE(button) *
7085     (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
7086
7087   if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
7088   {
7089     boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
7090     boolean released = (gi->event.type == GD_EVENT_RELEASED);
7091     boolean level_changed = LevelChanged();
7092
7093     if ((level_changed && pressed) || (!level_changed && released))
7094       return;
7095
7096     if (level_changed && !Request("Level has changed! Discard changes ?",
7097                                   REQ_ASK))
7098     {
7099       if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
7100         ModifyEditorCounter(counter_id, *counter_value);
7101       return;
7102     }
7103   }
7104
7105   if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
7106     *counter_value = gi->textinput.number_value;
7107   else
7108     ModifyEditorCounter(counter_id, *counter_value + step);
7109
7110   switch (counter_id)
7111   {
7112     case ED_COUNTER_ID_ELEMENT_CONTENT:
7113       DrawElementContentAreas();
7114       break;
7115
7116     case ED_COUNTER_ID_ENVELOPE_XSIZE:
7117     case ED_COUNTER_ID_ENVELOPE_YSIZE:
7118       DrawEnvelopeTextArea(-1);
7119       break;
7120
7121     case ED_COUNTER_ID_LEVEL_XSIZE:
7122     case ED_COUNTER_ID_LEVEL_YSIZE:
7123       lev_fieldx = level.fieldx;
7124       lev_fieldy = level.fieldy;
7125       break;
7126
7127     case ED_COUNTER_ID_SELECT_LEVEL:
7128       LoadLevel(level_nr);
7129       TapeErase();
7130       ResetUndoBuffer();
7131       DrawEditModeWindow();
7132       break;
7133
7134     default:
7135       break;
7136   }
7137
7138   if ((counter_id >= ED_COUNTER_ID_CUSTOM_FIRST &&
7139        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
7140       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
7141        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
7142     CopyCustomElementPropertiesToGame(properties_element);
7143 }
7144
7145 static void HandleTextInputGadgets(struct GadgetInfo *gi)
7146 {
7147   int type_id = gi->custom_type_id;
7148
7149   strcpy(textinput_info[type_id].value, gi->textinput.value);
7150
7151   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
7152   {
7153     CopyCustomElementPropertiesToGame(properties_element);
7154
7155     ModifyEditorElementList();  /* update changed button info text */
7156   }
7157 }
7158
7159 static void HandleTextAreaGadgets(struct GadgetInfo *gi)
7160 {
7161   int type_id = gi->custom_type_id;
7162
7163   strcpy(textarea_info[type_id].value, gi->textarea.value);
7164 }
7165
7166 static void HandleSelectboxGadgets(struct GadgetInfo *gi)
7167 {
7168   int type_id = gi->custom_type_id;
7169
7170   *selectbox_info[type_id].value =
7171     selectbox_info[type_id].options[gi->selectbox.index].value;
7172
7173   if (type_id == ED_SELECTBOX_ID_SELECT_CHANGE_PAGE)
7174   {
7175     element_info[properties_element].current_change_page = gi->selectbox.index;
7176
7177     DrawPropertiesWindow();
7178   }
7179   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
7180             type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
7181            (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
7182             type_id <= ED_SELECTBOX_ID_CHANGE_LAST))
7183     CopyCustomElementPropertiesToGame(properties_element);
7184 }
7185
7186 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
7187 {
7188   int type_id = gi->custom_type_id;
7189   int i;
7190
7191   if (type_id >= ED_TEXTBUTTON_ID_PROPERTIES_FIRST &&
7192       type_id <= ED_TEXTBUTTON_ID_PROPERTIES_LAST)
7193   {
7194     edit_mode_properties = gi->custom_type_id;
7195
7196     DrawPropertiesWindow();
7197   }
7198   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
7199   {
7200     boolean new_template = (!LevelFileExists(-1));
7201
7202     if (new_template ||
7203         Request("Save this template and kill the old ?", REQ_ASK))
7204       SaveLevelTemplate();
7205
7206     if (new_template)
7207       Request("Template saved !", REQ_CONFIRM);
7208   }
7209   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
7210            custom_element.num_change_pages < MAX_CHANGE_PAGES)
7211   {
7212     struct ElementInfo *ei = &element_info[properties_element];
7213
7214     setElementChangePages(ei, ei->num_change_pages + 1);
7215
7216     /* set new change page to be new current change page */
7217     ei->current_change_page = ei->num_change_pages - 1;
7218     ei->change = &ei->change_page[ei->current_change_page];
7219
7220     setElementChangeInfoToDefaults(ei->change);
7221
7222     DrawPropertiesWindow();
7223   }
7224   else if (type_id == ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE &&
7225            custom_element.num_change_pages > MIN_CHANGE_PAGES)
7226   {
7227     struct ElementInfo *ei = &element_info[properties_element];
7228
7229     /* copy all change pages after change page to be deleted */
7230     for (i = ei->current_change_page; i < ei->num_change_pages - 1; i++)
7231       ei->change_page[i] = ei->change_page[i + 1];
7232
7233     setElementChangePages(ei, ei->num_change_pages - 1);
7234
7235     DrawPropertiesWindow();
7236   }
7237 }
7238
7239 static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
7240 {
7241   int type_id = gi->custom_type_id;
7242
7243   if (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ||
7244       type_id == ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
7245   {
7246     struct ElementInfo *ei = &element_info[properties_element];
7247     int step = BUTTON_STEPSIZE(gi->event.button);
7248
7249     step *= (type_id == ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE ? -1 : +1);
7250     ei->current_change_page += step;
7251
7252     if (ei->current_change_page < 0)
7253       ei->current_change_page = 0;
7254     else if (ei->current_change_page >= ei->num_change_pages)
7255       ei->current_change_page = ei->num_change_pages - 1;
7256
7257     DrawPropertiesWindow();
7258   }
7259 }
7260
7261 static void HandleRadiobuttons(struct GadgetInfo *gi)
7262 {
7263   *radiobutton_info[gi->custom_type_id].value =
7264     radiobutton_info[gi->custom_type_id].checked_value;
7265 }
7266
7267 static void HandleCheckbuttons(struct GadgetInfo *gi)
7268 {
7269   int type_id = gi->custom_type_id;
7270
7271   *checkbutton_info[type_id].value ^= TRUE;
7272
7273   if ((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
7274        type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
7275       (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
7276        type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST &&
7277        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
7278   {
7279     CopyCustomElementPropertiesToGame(properties_element);
7280   }
7281
7282   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
7283   {
7284     UpdateCustomElementGraphicGadgets();
7285   }
7286   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
7287   {
7288     if (level.use_custom_template && !LevelFileExists(-1))
7289     {
7290       Request("No level template found !", REQ_CONFIRM);
7291
7292       level.use_custom_template = FALSE;
7293       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
7294
7295       return;
7296     }
7297
7298     LoadLevelTemplate(level.use_custom_template ? -1 : level_nr);
7299
7300     DrawEditModeWindow();
7301   }
7302 }
7303
7304 static void HandleControlButtons(struct GadgetInfo *gi)
7305 {
7306   static int last_level_drawing_function = GADGET_ID_SINGLE_ITEMS;
7307   static int last_edit_mode = ED_MODE_DRAWING;
7308   static int last_custom_copy_mode = -1;
7309   int id = gi->custom_id;
7310   int button = gi->event.button;
7311   int step = BUTTON_STEPSIZE(button);
7312   int new_element = BUTTON_ELEMENT(button);
7313   int x, y;
7314
7315   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
7316     DrawLevelText(0, 0, 0, TEXT_END);
7317
7318   if (id < ED_NUM_CTRL1_BUTTONS &&
7319       id != GADGET_ID_SINGLE_ITEMS &&
7320       id != GADGET_ID_PROPERTIES &&
7321       id != GADGET_ID_PICK_ELEMENT &&
7322       edit_mode != ED_MODE_DRAWING &&
7323       drawing_function != GADGET_ID_PICK_ELEMENT &&
7324       !(GetKeyModState() & KMOD_Control))
7325   {
7326     DrawDrawingWindow();
7327     edit_mode = ED_MODE_DRAWING;
7328   }
7329
7330   switch (id)
7331   {
7332     case GADGET_ID_SCROLL_LEFT:
7333       if (level_xpos >= 0)
7334       {
7335         if (lev_fieldx < ed_fieldx - 2)
7336           break;
7337
7338         level_xpos -= step;
7339         if (level_xpos < -1)
7340           level_xpos = -1;
7341         if (button == 1)
7342           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_RIGHT);
7343         else
7344           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7345
7346         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7347                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
7348       }
7349       break;
7350
7351     case GADGET_ID_SCROLL_RIGHT:
7352       if (level_xpos <= lev_fieldx - ed_fieldx)
7353       {
7354         if (lev_fieldx < ed_fieldx - 2)
7355           break;
7356
7357         level_xpos += step;
7358         if (level_xpos > lev_fieldx - ed_fieldx + 1)
7359           level_xpos = lev_fieldx - ed_fieldx + 1;
7360         if (button == 1)
7361           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_LEFT);
7362         else
7363           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7364
7365         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
7366                      GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
7367       }
7368       break;
7369
7370     case GADGET_ID_SCROLL_UP:
7371       if (level_ypos >= 0)
7372       {
7373         if (lev_fieldy < ed_fieldy - 2)
7374           break;
7375
7376         level_ypos -= step;
7377         if (level_ypos < -1)
7378           level_ypos = -1;
7379         if (button == 1)
7380           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_DOWN);
7381         else
7382           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7383
7384         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7385                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
7386       }
7387       break;
7388
7389     case GADGET_ID_SCROLL_DOWN:
7390       if (level_ypos <= lev_fieldy - ed_fieldy)
7391       {
7392         if (lev_fieldy < ed_fieldy - 2)
7393           break;
7394
7395         level_ypos += step;
7396         if (level_ypos > lev_fieldy - ed_fieldy + 1)
7397           level_ypos = lev_fieldy - ed_fieldy + 1;
7398         if (button == 1)
7399           ScrollMiniLevel(level_xpos, level_ypos, ED_SCROLL_UP);
7400         else
7401           DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7402
7403         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
7404                      GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
7405       }
7406       break;
7407
7408     case GADGET_ID_SCROLL_HORIZONTAL:
7409       level_xpos = gi->event.item_position - 1;
7410       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7411       break;
7412
7413     case GADGET_ID_SCROLL_VERTICAL:
7414       level_ypos = gi->event.item_position - 1;
7415       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7416       break;
7417
7418     case GADGET_ID_SCROLL_LIST_UP:
7419     case GADGET_ID_SCROLL_LIST_DOWN:
7420     case GADGET_ID_SCROLL_LIST_VERTICAL:
7421       if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
7422         element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
7423       else
7424       {
7425         step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
7426         element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
7427
7428         if (element_shift < 0)
7429           element_shift = 0;
7430         if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
7431           element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
7432
7433         ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
7434                      GDI_SCROLLBAR_ITEM_POSITION,
7435                      element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
7436       }
7437
7438       ModifyEditorElementList();
7439
7440       break;
7441
7442     case GADGET_ID_WRAP_LEFT:
7443       WrapLevel(-step, 0);
7444       break;
7445
7446     case GADGET_ID_WRAP_RIGHT:
7447       WrapLevel(step, 0);
7448       break;
7449
7450     case GADGET_ID_WRAP_UP:
7451       WrapLevel(0, -step);
7452       break;
7453
7454     case GADGET_ID_WRAP_DOWN:
7455       WrapLevel(0, step);
7456       break;
7457
7458     case GADGET_ID_SINGLE_ITEMS:
7459     case GADGET_ID_CONNECTED_ITEMS:
7460     case GADGET_ID_LINE:
7461     case GADGET_ID_ARC:
7462     case GADGET_ID_TEXT:
7463     case GADGET_ID_RECTANGLE:
7464     case GADGET_ID_FILLED_BOX:
7465     case GADGET_ID_FLOOD_FILL:
7466     case GADGET_ID_GRAB_BRUSH:
7467     case GADGET_ID_PICK_ELEMENT:
7468       if (drawing_function != GADGET_ID_PICK_ELEMENT)
7469         last_drawing_function = drawing_function;
7470       drawing_function = id;
7471       draw_with_brush = FALSE;
7472       break;
7473
7474     case GADGET_ID_RANDOM_PLACEMENT:
7475       RandomPlacement(new_element);
7476       break;
7477
7478     case GADGET_ID_PROPERTIES:
7479       if (edit_mode != ED_MODE_PROPERTIES)
7480       {
7481         properties_element = new_element;
7482         DrawPropertiesWindow();
7483         edit_mode = ED_MODE_PROPERTIES;
7484
7485         last_level_drawing_function = drawing_function;
7486         ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
7487                       MB_LEFTBUTTON);
7488       }
7489       else
7490       {
7491         DrawDrawingWindow();
7492         edit_mode = ED_MODE_DRAWING;
7493
7494         ClickOnGadget(level_editor_gadget[last_level_drawing_function],
7495                       MB_LEFTBUTTON);
7496       }
7497       break;
7498
7499     case GADGET_ID_CUSTOM_COPY_FROM:
7500     case GADGET_ID_CUSTOM_COPY_TO:
7501     case GADGET_ID_CUSTOM_EXCHANGE:
7502       last_custom_copy_mode = id;
7503       last_drawing_function = drawing_function;
7504       break;
7505
7506     case GADGET_ID_UNDO:
7507       if (undo_buffer_steps == 0)
7508       {
7509         Request("Undo buffer empty !", REQ_CONFIRM);
7510         break;
7511       }
7512
7513       if (edit_mode != ED_MODE_DRAWING)
7514       {
7515         DrawDrawingWindow();
7516         edit_mode = ED_MODE_DRAWING;
7517       }
7518
7519       undo_buffer_position =
7520         (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
7521       undo_buffer_steps--;
7522
7523       for (x = 0; x < lev_fieldx; x++)
7524         for (y = 0; y < lev_fieldy; y++)
7525           Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
7526       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
7527       break;
7528
7529     case GADGET_ID_INFO:
7530       if (edit_mode != ED_MODE_INFO)
7531       {
7532         last_edit_mode = edit_mode;
7533         edit_mode = ED_MODE_INFO;
7534
7535         DrawLevelInfoWindow();
7536       }
7537       else
7538       {
7539         edit_mode = last_edit_mode;
7540
7541         DrawEditModeWindow();
7542       }
7543       break;
7544
7545     case GADGET_ID_CLEAR:
7546       if (edit_mode != ED_MODE_DRAWING)
7547       {
7548         DrawDrawingWindow();
7549         edit_mode = ED_MODE_DRAWING;
7550       }
7551
7552       for (x = 0; x < MAX_LEV_FIELDX; x++)
7553         for (y = 0; y < MAX_LEV_FIELDY; y++)
7554           Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
7555       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
7556
7557       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
7558       break;
7559
7560     case GADGET_ID_SAVE:
7561       if (leveldir_current->readonly)
7562       {
7563         Request("This level is read only !", REQ_CONFIRM);
7564         break;
7565       }
7566
7567       if (!LevelContainsPlayer)
7568         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
7569       else
7570       {
7571         boolean new_level = (!LevelFileExists(level_nr));
7572
7573         if (new_level ||
7574             Request("Save this level and kill the old ?", REQ_ASK))
7575         {
7576           CopyPlayfield(Feld, level.field);
7577
7578           SaveLevel(level_nr);
7579         }
7580
7581         if (new_level)
7582           Request("Level saved !", REQ_CONFIRM);
7583       }
7584       break;
7585
7586     case GADGET_ID_TEST:
7587       if (!LevelContainsPlayer)
7588         Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
7589       else
7590       {
7591         if (LevelChanged())
7592           level.game_version = GAME_VERSION_ACTUAL;
7593
7594         CopyPlayfield(level.field, FieldBackup);
7595         CopyPlayfield(Feld, level.field);
7596
7597         UnmapLevelEditorGadgets();
7598         UndrawSpecialEditorDoor();
7599
7600         CloseDoor(DOOR_CLOSE_ALL);
7601
7602         DrawCompleteVideoDisplay();
7603
7604         if (setup.autorecord)
7605           TapeStartRecording();
7606
7607         level_editor_test_game = TRUE;
7608         game_status = GAME_MODE_PLAYING;
7609
7610         InitGame();
7611       }
7612       break;
7613
7614     case GADGET_ID_EXIT:
7615       RequestExitLevelEditor(TRUE);     /* if level has changed, ask user */
7616       break;
7617
7618     default:
7619       if (id >= GADGET_ID_ELEMENTLIST_FIRST &&
7620           id <= GADGET_ID_ELEMENTLIST_LAST)
7621       {
7622         int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
7623         int new_element = editor_elements[element_position + element_shift];
7624
7625         if (last_custom_copy_mode != -1)
7626         {
7627           CopyCustomElement(properties_element, new_element,
7628                             last_custom_copy_mode);
7629
7630           ClickOnGadget(level_editor_gadget[last_drawing_function],
7631                         MB_LEFTBUTTON);
7632
7633           last_custom_copy_mode = -1;
7634
7635           break;
7636         }
7637
7638         PickDrawingElement(button, new_element);
7639
7640         if (!stick_element_properties_window &&
7641             drawing_function != GADGET_ID_PICK_ELEMENT &&
7642             !(GetKeyModState() & KMOD_Control))
7643         {
7644           properties_element = new_element;
7645           if (edit_mode == ED_MODE_PROPERTIES)
7646             DrawPropertiesWindow();
7647         }
7648
7649         if (drawing_function == GADGET_ID_PICK_ELEMENT)
7650           ClickOnGadget(level_editor_gadget[last_drawing_function],
7651                         MB_LEFTBUTTON);
7652       }
7653 #ifdef DEBUG
7654       else if (gi->event.type == GD_EVENT_PRESSED)
7655         printf("default: HandleControlButtons: GD_EVENT_PRESSED(%d)\n", id);
7656       else if (gi->event.type == GD_EVENT_RELEASED)
7657         printf("default: HandleControlButtons: GD_EVENT_RELEASED(%d)\n", id);
7658       else if (gi->event.type == GD_EVENT_MOVING)
7659         printf("default: HandleControlButtons: GD_EVENT_MOVING(%d)\n", id);
7660       else
7661         printf("default: HandleControlButtons: ? (id == %d)\n", id);
7662 #endif
7663       break;
7664   }
7665 }
7666
7667 void HandleLevelEditorKeyInput(Key key)
7668 {
7669   char letter = getCharFromKey(key);
7670   int button = MB_LEFTBUTTON;
7671
7672   if (drawing_function == GADGET_ID_TEXT &&
7673       DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
7674   {
7675     if (letter)
7676       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
7677     else if (key == KSYM_Delete || key == KSYM_BackSpace)
7678       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
7679     else if (key == KSYM_Return)
7680       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
7681     else if (key == KSYM_Escape)
7682       DrawLevelText(0, 0, 0, TEXT_END);
7683   }
7684   else if (button_status == MB_RELEASED)
7685   {
7686     int i, id = GADGET_ID_NONE;
7687
7688     switch (key)
7689     {
7690       case KSYM_Left:
7691         id = GADGET_ID_SCROLL_LEFT;
7692         break;
7693       case KSYM_Right:
7694         id = GADGET_ID_SCROLL_RIGHT;
7695         break;
7696       case KSYM_Up:
7697         id = GADGET_ID_SCROLL_UP;
7698         break;
7699       case KSYM_Down:
7700         id = GADGET_ID_SCROLL_DOWN;
7701         break;
7702       case KSYM_Page_Up:
7703         id = GADGET_ID_SCROLL_LIST_UP;
7704         button = MB_RIGHTBUTTON;
7705         break;
7706       case KSYM_Page_Down:
7707         id = GADGET_ID_SCROLL_LIST_DOWN;
7708         button = MB_RIGHTBUTTON;
7709         break;
7710
7711       case KSYM_Escape:
7712         if (edit_mode == ED_MODE_DRAWING)
7713         {
7714           RequestExitLevelEditor(setup.ask_on_escape);
7715         }
7716         else
7717         {
7718           DrawDrawingWindow();
7719           edit_mode = ED_MODE_DRAWING;
7720         }
7721         break;
7722
7723       default:
7724         break;
7725     }
7726
7727     if (id != GADGET_ID_NONE)
7728       ClickOnGadget(level_editor_gadget[id], button);
7729     else if (letter == '.')
7730       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
7731     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
7732       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
7733     else
7734       for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
7735         if (letter && letter == control_info[i].shortcut)
7736           if (!anyTextGadgetActive())
7737             ClickOnGadget(level_editor_gadget[i], button);
7738   }
7739 }
7740
7741 void HandleLevelEditorIdle()
7742 {
7743   static unsigned long action_delay = 0;
7744   unsigned long action_delay_value = GameFrameDelay;
7745   int xpos = 1, ypos = 2;
7746
7747   if (edit_mode != ED_MODE_PROPERTIES)
7748     return;
7749
7750   if (!DelayReached(&action_delay, action_delay_value))
7751     return;
7752
7753   DrawGraphicAnimationExt(drawto,
7754                           SX + xpos * TILEX,
7755                           SY + ypos * TILEY + MINI_TILEY / 2,
7756                           el2img(properties_element), -1, NO_MASKING);
7757
7758   MarkTileDirty(xpos, ypos);
7759   MarkTileDirty(xpos, ypos + 1);
7760
7761   FrameCounter++;       /* increase animation frame counter */
7762 }
7763
7764 void ClearEditorGadgetInfoText()
7765 {
7766   DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
7767 }
7768
7769 void HandleEditorGadgetInfoText(void *ptr)
7770 {
7771   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
7772   char infotext[MAX_OUTPUT_LINESIZE + 1];
7773   char shortcut[MAX_OUTPUT_LINESIZE + 1];
7774   int max_infotext_len = getMaxInfoTextLength();
7775
7776   if (game_status != GAME_MODE_EDITOR)
7777     return;
7778
7779   ClearEditorGadgetInfoText();
7780
7781   if (gi->event.type == GD_EVENT_INFO_LEAVING)
7782     return;
7783
7784   /* misuse this function to delete brush cursor, if needed */
7785   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
7786     DeleteBrushFromCursor();
7787
7788   if (gi == NULL || gi->info_text == NULL)
7789     return;
7790
7791   strncpy(infotext, gi->info_text, max_infotext_len);
7792   infotext[max_infotext_len] = '\0';
7793
7794   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
7795   {
7796     int key = control_info[gi->custom_id].shortcut;
7797
7798     if (key)
7799     {
7800       if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)      /* special case 1 */
7801         sprintf(shortcut, " ('.' or '%c')", key);
7802       else if (gi->custom_id == GADGET_ID_PICK_ELEMENT) /* special case 2 */
7803         sprintf(shortcut, " ('%c' or 'Ctrl')", key);
7804       else if (gi->custom_id == GADGET_ID_TEST)         /* special case 3 */
7805         sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
7806       else                                              /* normal case */
7807         sprintf(shortcut, " ('%s%c')",
7808                 (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
7809
7810       if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
7811         strcat(infotext, shortcut);
7812     }
7813   }
7814
7815   DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
7816 }
7817
7818 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
7819 {
7820   static int start_lx, start_ly;
7821   char *infotext;
7822   int id = gi->custom_id;
7823   int sx = gi->event.x;
7824   int sy = gi->event.y;
7825   int lx = sx + level_xpos;
7826   int ly = sy + level_ypos;
7827   int min_sx = 0, min_sy = 0;
7828   int max_sx = gi->drawing.area_xsize - 1;
7829   int max_sy = gi->drawing.area_ysize - 1;
7830   int actual_drawing_function = drawing_function;
7831
7832   /* pressed Control key: simulate picking element */
7833   if (GetKeyModState() & KMOD_Control)
7834     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
7835
7836   ClearEditorGadgetInfoText();
7837
7838   if (gi->event.type == GD_EVENT_INFO_LEAVING)
7839     return;
7840
7841   /* make sure to stay inside drawing area boundaries */
7842   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
7843   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
7844
7845   if (id == GADGET_ID_DRAWING_LEVEL)
7846   {
7847     if (button_status)
7848     {
7849       int min_lx = 0, min_ly = 0;
7850       int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
7851
7852       /* get positions inside level field */
7853       lx = sx + level_xpos;
7854       ly = sy + level_ypos;
7855
7856       /* make sure to stay inside level field boundaries */
7857       lx = (lx < min_lx ? min_lx : lx > max_lx ? max_lx : lx);
7858       ly = (ly < min_ly ? min_ly : ly > max_ly ? max_ly : ly);
7859
7860       /* correct drawing area positions accordingly */
7861       sx = lx - level_xpos;
7862       sy = ly - level_ypos;
7863     }
7864
7865     if (IN_ED_FIELD(sx,sy) && IN_LEV_FIELD(lx, ly))
7866     {
7867       if (button_status)        /* if (gi->state == GD_BUTTON_PRESSED) */
7868       {
7869         if (gi->event.type == GD_EVENT_PRESSED)
7870         {
7871           start_lx = lx;
7872           start_ly = ly;
7873         }
7874
7875         switch (actual_drawing_function)
7876         {
7877           case GADGET_ID_SINGLE_ITEMS:
7878             infotext = "Drawing single items";
7879             break;
7880           case GADGET_ID_CONNECTED_ITEMS:
7881             infotext = "Drawing connected items";
7882             break;
7883           case GADGET_ID_LINE:
7884             infotext = "Drawing line";
7885             break;
7886           case GADGET_ID_ARC:
7887             infotext = "Drawing arc";
7888             break;
7889           case GADGET_ID_TEXT:
7890             infotext = "Setting text cursor";
7891             break;
7892           case GADGET_ID_RECTANGLE:
7893             infotext = "Drawing rectangle";
7894             break;
7895           case GADGET_ID_FILLED_BOX:
7896             infotext = "Drawing filled box";
7897             break;
7898           case GADGET_ID_FLOOD_FILL:
7899             infotext = "Flood fill";
7900             break;
7901           case GADGET_ID_GRAB_BRUSH:
7902             infotext = "Grabbing brush";
7903             break;
7904           case GADGET_ID_PICK_ELEMENT:
7905             infotext = "Picking element";
7906             break;
7907
7908           default:
7909             infotext = "Drawing position";
7910             break;
7911         }
7912
7913         if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7914           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7915                     "%s: %d, %d", infotext, lx, ly);
7916         else
7917           DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7918                     "%s: %d, %d", infotext,
7919                     ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
7920       }
7921       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7922         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7923                   "%s", getElementInfoText(Feld[lx][ly]));
7924       else
7925         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7926                   "Level position: %d, %d", lx, ly);
7927     }
7928
7929     /* misuse this function to draw brush cursor, if needed */
7930     if (edit_mode == ED_MODE_DRAWING && draw_with_brush && !button_status)
7931     {
7932       if (IN_ED_FIELD(sx, sy) && IN_LEV_FIELD(lx, ly))
7933         CopyBrushToCursor(sx, sy);
7934       else
7935         DeleteBrushFromCursor();
7936     }
7937   }
7938   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
7939   {
7940     if (id == GADGET_ID_AMOEBA_CONTENT)
7941       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7942                 getElementInfoText(level.amoeba_content));
7943     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7944       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7945                 getElementInfoText(custom_element.gfx_element));
7946     else if (id == GADGET_ID_CUSTOM_CONTENT)
7947       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7948                 getElementInfoText(custom_element.content[sx][sy]));
7949     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7950       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7951                 getElementInfoText(custom_element_change.target_element));
7952     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7953       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7954                 getElementInfoText(custom_element_change.content[sx][sy]));
7955     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7956       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7957                 getElementInfoText(custom_element_change.trigger_element));
7958     else if (id == GADGET_ID_RANDOM_BACKGROUND)
7959       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7960                 getElementInfoText(random_placement_background_element));
7961     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7962              id <= GADGET_ID_ELEMENT_CONTENT_7)
7963     {
7964       int i = id - GADGET_ID_ELEMENT_CONTENT_0;
7965
7966       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
7967                 getElementInfoText(level.yamyam_content[i][sx][sy]));
7968     }
7969   }
7970   else
7971   {
7972     if (id == GADGET_ID_AMOEBA_CONTENT)
7973       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7974                 "Amoeba content");
7975     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
7976       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7977                 "Custom graphic element");
7978     else if (id == GADGET_ID_CUSTOM_CONTENT)
7979       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7980                 "Custom element content position: %d, %d", sx, sy);
7981     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
7982       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7983                 "New element after change");
7984     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
7985       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7986                 "New extended elements after change");
7987     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
7988       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7989                 "Other element triggering change");
7990     else if (id == GADGET_ID_RANDOM_BACKGROUND)
7991       DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7992                 "Random placement background");
7993     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
7994              id <= GADGET_ID_ELEMENT_CONTENT_7)
7995       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
7996                 "Content area %d position: %d, %d",
7997                 id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
7998   }
7999 }
8000
8001 void RequestExitLevelEditor(boolean ask_if_level_has_changed)
8002 {
8003   if (!ask_if_level_has_changed ||
8004       !LevelChanged() ||
8005       Request("Level has changed! Exit without saving ?",
8006               REQ_ASK | REQ_STAY_OPEN))
8007   {
8008 #if 1
8009     CloseDoor(DOOR_CLOSE_1);
8010     SetDoorState(DOOR_CLOSE_2);
8011 #else
8012     CloseDoor(DOOR_CLOSE_ALL);
8013 #endif
8014     game_status = GAME_MODE_MAIN;
8015     DrawMainMenu();
8016   }
8017   else
8018   {
8019     CloseDoor(DOOR_CLOSE_1);
8020     BlitBitmap(bitmap_db_door, bitmap_db_door,
8021                DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
8022                DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
8023     OpenDoor(DOOR_OPEN_1);
8024   }
8025 }