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