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