1 // ============================================================================
2 // Artsoft Retro-Game Library
3 // ----------------------------------------------------------------------------
4 // (c) 1995-2014 by Artsoft Entertainment
7 // http://www.artsoft.org/
8 // ----------------------------------------------------------------------------
10 // ============================================================================
19 #if defined(PLATFORM_MACOSX)
21 #elif defined(PLATFORM_WIN32)
23 #elif defined(PLATFORM_ANDROID)
30 /* the additional 'b' is needed for Win32 to open files in binary mode */
31 #define MODE_READ "rb"
32 #define MODE_WRITE "wb"
33 #define MODE_APPEND "ab"
35 #define DEFAULT_DEPTH 0
39 #define BLIT_INVERSE 2
40 #define BLIT_ON_BACKGROUND 3
42 /* values for fullscreen status */
43 #define FULLSCREEN_NOT_AVAILABLE FALSE
44 #define FULLSCREEN_AVAILABLE TRUE
46 /* values for window scaling */
47 #define WINDOW_SCALING_NOT_AVAILABLE FALSE
48 #define WINDOW_SCALING_AVAILABLE TRUE
50 #define MIN_WINDOW_SCALING_PERCENT 50
51 #define STD_WINDOW_SCALING_PERCENT 100
52 #define MAX_WINDOW_SCALING_PERCENT 300
53 #define STEP_WINDOW_SCALING_PERCENT 10
55 /* values for window scaling quality */
56 #define SCALING_QUALITY_NEAREST "nearest"
57 #define SCALING_QUALITY_LINEAR "linear"
58 #define SCALING_QUALITY_BEST "best"
60 #define SCALING_QUALITY_DEFAULT SCALING_QUALITY_LINEAR
62 /* values for touch control */
63 #define TOUCH_CONTROL_VIRTUAL_BUTTONS "virtual_buttons"
64 #define TOUCH_CONTROL_WIPE_GESTURES "wipe_gestures"
66 #define TOUCH_CONTROL_DEFAULT TOUCH_CONTROL_VIRTUAL_BUTTONS
68 #define TOUCH_MOVE_DISTANCE_DEFAULT 2
69 #define TOUCH_DROP_DISTANCE_DEFAULT 5
72 /* default input keys */
73 #define DEFAULT_KEY_LEFT KSYM_Left
74 #define DEFAULT_KEY_RIGHT KSYM_Right
75 #define DEFAULT_KEY_UP KSYM_Up
76 #define DEFAULT_KEY_DOWN KSYM_Down
77 #if defined(PLATFORM_MACOSX)
78 #define DEFAULT_KEY_SNAP KSYM_Control_L
79 #define DEFAULT_KEY_DROP KSYM_KP_Enter
81 #define DEFAULT_KEY_SNAP KSYM_Control_L
82 #define DEFAULT_KEY_DROP KSYM_Control_R
84 #define DEFAULT_KEY_OKAY KSYM_Return
85 #define DEFAULT_KEY_CANCEL KSYM_Escape
87 /* default shortcut keys */
88 #define DEFAULT_KEY_SAVE_GAME KSYM_F1
89 #define DEFAULT_KEY_LOAD_GAME KSYM_F2
90 #define DEFAULT_KEY_TOGGLE_PAUSE KSYM_space
91 #define DEFAULT_KEY_FOCUS_PLAYER_1 KSYM_F5
92 #define DEFAULT_KEY_FOCUS_PLAYER_2 KSYM_F6
93 #define DEFAULT_KEY_FOCUS_PLAYER_3 KSYM_F7
94 #define DEFAULT_KEY_FOCUS_PLAYER_4 KSYM_F8
95 #define DEFAULT_KEY_FOCUS_PLAYER_ALL KSYM_F9
96 #define DEFAULT_KEY_TAPE_EJECT KSYM_UNDEFINED
97 #define DEFAULT_KEY_TAPE_EXTRA KSYM_UNDEFINED
98 #define DEFAULT_KEY_TAPE_STOP KSYM_UNDEFINED
99 #define DEFAULT_KEY_TAPE_PAUSE KSYM_UNDEFINED
100 #define DEFAULT_KEY_TAPE_RECORD KSYM_UNDEFINED
101 #define DEFAULT_KEY_TAPE_PLAY KSYM_UNDEFINED
102 #define DEFAULT_KEY_SOUND_SIMPLE KSYM_UNDEFINED
103 #define DEFAULT_KEY_SOUND_LOOPS KSYM_UNDEFINED
104 #define DEFAULT_KEY_SOUND_MUSIC KSYM_UNDEFINED
105 #define DEFAULT_KEY_SNAP_LEFT KSYM_UNDEFINED
106 #define DEFAULT_KEY_SNAP_RIGHT KSYM_UNDEFINED
107 #define DEFAULT_KEY_SNAP_UP KSYM_UNDEFINED
108 #define DEFAULT_KEY_SNAP_DOWN KSYM_UNDEFINED
110 /* values for key_status */
111 #define KEY_NOT_PRESSED FALSE
112 #define KEY_RELEASED FALSE
113 #define KEY_PRESSED TRUE
115 /* values for button status */
116 #define MB_NOT_PRESSED FALSE
117 #define MB_NOT_RELEASED TRUE
118 #define MB_RELEASED FALSE
119 #define MB_PRESSED TRUE
120 #define MB_MENU_CHOICE FALSE
121 #define MB_MENU_MARK TRUE
122 #define MB_MENU_INITIALIZE (-1)
123 #define MB_MENU_LEAVE (-2)
124 #define MB_LEFTBUTTON 1
125 #define MB_MIDDLEBUTTON 2
126 #define MB_RIGHTBUTTON 3
127 #define MB_WHEEL_UP 4
128 #define MB_WHEEL_DOWN 5
129 #define MB_WHEEL_LEFT 6
130 #define MB_WHEEL_RIGHT 7
131 #define IS_WHEEL_BUTTON_VERTICAL(b) ((b) >= MB_WHEEL_UP && \
132 (b) <= MB_WHEEL_DOWN)
133 #define IS_WHEEL_BUTTON_HORIZONTAL(b) ((b) >= MB_WHEEL_LEFT && \
134 (b) <= MB_WHEEL_RIGHT)
135 #define IS_WHEEL_BUTTON(b) ((b) >= MB_WHEEL_UP && \
136 (b) <= MB_WHEEL_DOWN)
137 #define DEFAULT_WHEEL_STEPS 3
139 #define BUTTON_STEPSIZE(b) ((b) == MB_LEFTBUTTON ? 1 : \
140 (b) == MB_MIDDLEBUTTON ? 5 : \
141 (b) == MB_RIGHTBUTTON ? 10 : 1)
143 /* values for move directions */
144 #define MV_BIT_LEFT 0
145 #define MV_BIT_RIGHT 1
147 #define MV_BIT_DOWN 3
149 #define NUM_DIRECTIONS 4
151 /* diagonal movement directions are used in a different contect than buttons */
152 #define MV_BIT_UPLEFT 4
153 #define MV_BIT_UPRIGHT 5
154 #define MV_BIT_DOWNLEFT 6
155 #define MV_BIT_DOWNRIGHT 7
157 #define NUM_DIRECTIONS_FULL 8
159 /* values for special "button" bitmasks */
163 #define NUM_PLAYER_ACTIONS 6
165 /* values for special "focus player" bitmasks */
166 #define BIT_SET_FOCUS 6
168 /* values for drawing stages for global animations */
169 #define DRAW_GLOBAL_ANIM_STAGE_1 1
170 #define DRAW_GLOBAL_ANIM_STAGE_2 2
172 /* values for move directions and special "button" key bitmasks */
174 #define MV_LEFT (1 << MV_BIT_LEFT)
175 #define MV_RIGHT (1 << MV_BIT_RIGHT)
176 #define MV_UP (1 << MV_BIT_UP)
177 #define MV_DOWN (1 << MV_BIT_DOWN)
179 #define MV_UPLEFT (MV_UP | MV_LEFT)
180 #define MV_UPRIGHT (MV_UP | MV_RIGHT)
181 #define MV_DOWNLEFT (MV_DOWN | MV_LEFT)
182 #define MV_DOWNRIGHT (MV_DOWN | MV_RIGHT)
184 #define MV_HORIZONTAL (MV_LEFT | MV_RIGHT)
185 #define MV_VERTICAL (MV_UP | MV_DOWN)
186 #define MV_ALL_DIRECTIONS (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
187 #define MV_ANY_DIRECTION (MV_ALL_DIRECTIONS)
188 #define MV_NO_DIRECTION (MV_NONE)
190 #define KEY_BUTTON_1 (1 << BUTTON_1)
191 #define KEY_BUTTON_2 (1 << BUTTON_2)
192 #define KEY_BUTTON_SNAP KEY_BUTTON_1
193 #define KEY_BUTTON_DROP KEY_BUTTON_2
194 #define KEY_MOTION (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
195 #define KEY_BUTTON (KEY_BUTTON_1 | KEY_BUTTON_2)
196 #define KEY_ACTION (KEY_MOTION | KEY_BUTTON)
198 #define KEY_SET_FOCUS (1 << BIT_SET_FOCUS)
200 #define MV_DIR_FROM_BIT(x) ((x) < NUM_DIRECTIONS ? 1 << (x) : \
201 (x) == MV_BIT_UPLEFT ? MV_UPLEFT : \
202 (x) == MV_BIT_UPRIGHT ? MV_UPRIGHT : \
203 (x) == MV_BIT_DOWNLEFT ? MV_DOWNLEFT : \
204 (x) == MV_BIT_DOWNRIGHT ? MV_DOWNRIGHT : \
207 #define MV_DIR_TO_BIT(x) ((x) == MV_LEFT ? MV_BIT_LEFT : \
208 (x) == MV_RIGHT ? MV_BIT_RIGHT : \
209 (x) == MV_UP ? MV_BIT_UP : \
210 (x) == MV_DOWN ? MV_BIT_DOWN : \
211 (x) == MV_UPLEFT ? MV_BIT_UPLEFT : \
212 (x) == MV_UPRIGHT ? MV_BIT_UPRIGHT : \
213 (x) == MV_DOWNLEFT ? MV_BIT_DOWNLEFT : \
214 (x) == MV_DOWNRIGHT ? MV_BIT_DOWNRIGHT : \
217 #define MV_DIR_OPPOSITE(x) ((x) == MV_LEFT ? MV_RIGHT : \
218 (x) == MV_RIGHT ? MV_LEFT : \
219 (x) == MV_UP ? MV_DOWN : \
220 (x) == MV_DOWN ? MV_UP : \
221 (x) == MV_UPLEFT ? MV_DOWNRIGHT : \
222 (x) == MV_UPRIGHT ? MV_DOWNLEFT : \
223 (x) == MV_DOWNLEFT ? MV_UPRIGHT : \
224 (x) == MV_DOWNRIGHT ? MV_UPLEFT : \
227 /* values for animation mode (frame order and direction) */
228 /* (stored in level files -- never change existing values) */
230 #define ANIM_LOOP (1 << 0)
231 #define ANIM_LINEAR (1 << 1)
232 #define ANIM_PINGPONG (1 << 2)
233 #define ANIM_PINGPONG2 (1 << 3)
234 #define ANIM_RANDOM (1 << 4)
235 #define ANIM_CE_VALUE (1 << 5)
236 #define ANIM_CE_SCORE (1 << 6)
237 #define ANIM_CE_DELAY (1 << 7)
238 #define ANIM_REVERSE (1 << 8)
239 #define ANIM_OPAQUE_PLAYER (1 << 9)
241 /* values for special (non game element) animation modes */
242 /* (not stored in level files -- can be changed, if needed) */
243 #define ANIM_HORIZONTAL (1 << 10)
244 #define ANIM_VERTICAL (1 << 11)
245 #define ANIM_CENTERED (1 << 12)
246 #define ANIM_STATIC_PANEL (1 << 13)
247 #define ANIM_ALL (1 << 14)
248 #define ANIM_ONCE (1 << 15)
250 #define ANIM_DEFAULT ANIM_LOOP
252 /* values for special drawing styles (currently only for crumbled graphics) */
254 #define STYLE_ACCURATE_BORDERS (1 << 0)
255 #define STYLE_INNER_CORNERS (1 << 1)
257 #define STYLE_DEFAULT STYLE_NONE
259 /* values for fade mode */
260 #define FADE_TYPE_NONE 0
261 #define FADE_TYPE_FADE_IN (1 << 0)
262 #define FADE_TYPE_FADE_OUT (1 << 1)
263 #define FADE_TYPE_TRANSFORM (1 << 2)
264 #define FADE_TYPE_CROSSFADE (1 << 3)
265 #define FADE_TYPE_MELT (1 << 4)
266 #define FADE_TYPE_CURTAIN (1 << 5)
267 #define FADE_TYPE_SKIP (1 << 6)
269 #define FADE_MODE_NONE (FADE_TYPE_NONE)
270 #define FADE_MODE_FADE_IN (FADE_TYPE_FADE_IN)
271 #define FADE_MODE_FADE_OUT (FADE_TYPE_FADE_OUT)
272 #define FADE_MODE_FADE (FADE_TYPE_FADE_IN | FADE_TYPE_FADE_OUT)
273 #define FADE_MODE_TRANSFORM (FADE_TYPE_TRANSFORM | FADE_TYPE_FADE_IN)
274 #define FADE_MODE_CROSSFADE (FADE_MODE_TRANSFORM | FADE_TYPE_CROSSFADE)
275 #define FADE_MODE_MELT (FADE_MODE_TRANSFORM | FADE_TYPE_MELT)
276 #define FADE_MODE_CURTAIN (FADE_MODE_TRANSFORM | FADE_TYPE_CURTAIN)
277 #define FADE_MODE_SKIP_FADE_IN (FADE_TYPE_SKIP | FADE_TYPE_FADE_IN)
278 #define FADE_MODE_SKIP_FADE_OUT (FADE_TYPE_SKIP | FADE_TYPE_FADE_OUT)
280 #define FADE_MODE_DEFAULT FADE_MODE_FADE
282 /* values for toon positions */
283 #define POS_UNDEFINED -1
293 /* values for text alignment */
294 #define ALIGN_LEFT (1 << 0)
295 #define ALIGN_RIGHT (1 << 1)
296 #define ALIGN_CENTER (1 << 2)
297 #define ALIGN_DEFAULT ALIGN_LEFT
299 #define VALIGN_TOP (1 << 0)
300 #define VALIGN_BOTTOM (1 << 1)
301 #define VALIGN_MIDDLE (1 << 2)
302 #define VALIGN_DEFAULT VALIGN_TOP
304 #define ALIGNED_XPOS(x,w,a) ((a) == ALIGN_CENTER ? (x) - (w) / 2 : \
305 (a) == ALIGN_RIGHT ? (x) - (w) : (x))
306 #define ALIGNED_YPOS(y,h,v) ((v) == VALIGN_MIDDLE ? (y) - (h) / 2 : \
307 (v) == VALIGN_BOTTOM ? (y) - (h) : (y))
308 #define ALIGNED_TEXT_XPOS(p) ALIGNED_XPOS((p)->x, (p)->width, (p)->align)
309 #define ALIGNED_TEXT_YPOS(p) ALIGNED_YPOS((p)->y, (p)->height, (p)->valign)
311 /* values for redraw_mask */
312 #define REDRAW_NONE (0)
313 #define REDRAW_ALL (1 << 0)
314 #define REDRAW_FIELD (1 << 1)
315 #define REDRAW_DOOR_1 (1 << 2)
316 #define REDRAW_DOOR_2 (1 << 3)
317 #define REDRAW_DOOR_3 (1 << 4)
318 #define REDRAW_FPS (1 << 5)
320 #define REDRAW_DOORS (REDRAW_DOOR_1 | \
324 #define IN_GFX_FIELD_PLAY(x, y) (x >= gfx.sx && x < gfx.sx + gfx.sxsize && \
325 y >= gfx.sy && y < gfx.sy + gfx.sysize)
326 #define IN_GFX_FIELD_FULL(x, y) (x >= gfx.real_sx && \
327 x < gfx.real_sx + gfx.full_sxsize && \
328 y >= gfx.real_sy && \
329 y < gfx.real_sy + gfx.full_sysize)
330 #define IN_GFX_DOOR_1(x, y) (x >= gfx.dx && x < gfx.dx + gfx.dxsize && \
331 y >= gfx.dy && y < gfx.dy + gfx.dysize)
332 #define IN_GFX_DOOR_2(x, y) (x >= gfx.vx && x < gfx.vx + gfx.vxsize && \
333 y >= gfx.vy && y < gfx.vy + gfx.vysize)
334 #define IN_GFX_DOOR_3(x, y) (x >= gfx.ex && x < gfx.ex + gfx.exsize && \
335 y >= gfx.ey && y < gfx.ey + gfx.eysize)
337 /* values for mouse cursor */
338 #define CURSOR_DEFAULT 0
339 #define CURSOR_NONE 1
340 #define CURSOR_PLAYFIELD 2
342 /* fundamental game speed values */
343 #define ONE_SECOND_DELAY 1000 /* delay value for one second */
344 #define GAME_FRAME_DELAY 20 /* frame delay in milliseconds */
345 #define FFWD_FRAME_DELAY 10 /* 200% speed for fast forward */
346 #define FRAMES_PER_SECOND (ONE_SECOND_DELAY / GAME_FRAME_DELAY)
347 #define FRAMES_PER_SECOND_SP 35
349 /* maximum playfield size supported by libgame functions */
350 #define MAX_PLAYFIELD_WIDTH 128
351 #define MAX_PLAYFIELD_HEIGHT 128
353 /* maximum number of parallel players supported by libgame functions */
354 #define MAX_PLAYERS 4
356 /* maximum allowed length of player name */
357 #define MAX_PLAYER_NAME_LEN 10
359 /* maximum number of levels in a level set */
360 #define MAX_LEVELS 1000
362 /* default name for empty highscore entry */
363 #define EMPTY_PLAYER_NAME "no name"
365 /* default name for unknown player names */
366 #define ANONYMOUS_NAME "anonymous"
368 /* default for other unknown names */
369 #define UNKNOWN_NAME "unknown"
371 /* default name for new levels */
372 #define NAMELESS_LEVEL_NAME "nameless level"
374 /* default text for non-existant artwork */
375 #define NOT_AVAILABLE "(not available)"
377 /* default value for undefined filename */
378 #define UNDEFINED_FILENAME "[NONE]"
380 /* default value for undefined levelset */
381 #define UNDEFINED_LEVELSET "[NONE]"
383 /* default value for undefined parameter */
384 #define ARG_DEFAULT "[DEFAULT]"
386 /* default values for undefined configuration file parameters */
387 #define ARG_UNDEFINED "-1000000"
388 #define ARG_UNDEFINED_VALUE (-1000000)
390 /* default value for off-screen positions */
391 #define POS_OFFSCREEN (-1000000)
393 /* definitions for game sub-directories */
395 #define RO_GAME_DIR "."
399 #define RW_GAME_DIR "."
402 #define RO_BASE_PATH RO_GAME_DIR
403 #define RW_BASE_PATH RW_GAME_DIR
405 /* directory names */
406 #define GRAPHICS_DIRECTORY "graphics"
407 #define SOUNDS_DIRECTORY "sounds"
408 #define MUSIC_DIRECTORY "music"
409 #define LEVELS_DIRECTORY "levels"
410 #define TAPES_DIRECTORY "tapes"
411 #define SCORES_DIRECTORY "scores"
412 #define DOCS_DIRECTORY "docs"
413 #define CACHE_DIRECTORY "cache"
415 #define GFX_CLASSIC_SUBDIR "gfx_classic"
416 #define SND_CLASSIC_SUBDIR "snd_classic"
417 #define MUS_CLASSIC_SUBDIR "mus_classic"
419 #define GFX_DEFAULT_SUBDIR (setup.internal.default_graphics_set)
420 #define SND_DEFAULT_SUBDIR (setup.internal.default_sounds_set)
421 #define MUS_DEFAULT_SUBDIR (setup.internal.default_music_set)
423 #define GFX_FALLBACK_FILENAME (setup.internal.fallback_graphics_file)
424 #define SND_FALLBACK_FILENAME (setup.internal.fallback_sounds_file)
425 #define MUS_FALLBACK_FILENAME (setup.internal.fallback_music_file)
427 #define DEFAULT_LEVELSET (setup.internal.default_level_series)
429 /* file names and filename extensions */
430 #define LEVELSETUP_DIRECTORY "levelsetup"
431 #define SETUP_FILENAME "setup.conf"
432 #define LEVELSETUP_FILENAME "levelsetup.conf"
433 #define EDITORSETUP_FILENAME "editorsetup.conf"
434 #define EDITORCASCADE_FILENAME "editorcascade.conf"
435 #define HELPANIM_FILENAME "helpanim.conf"
436 #define HELPTEXT_FILENAME "helptext.conf"
437 #define LEVELINFO_FILENAME "levelinfo.conf"
438 #define GRAPHICSINFO_FILENAME "graphicsinfo.conf"
439 #define SOUNDSINFO_FILENAME "soundsinfo.conf"
440 #define MUSICINFO_FILENAME "musicinfo.conf"
441 #define ARTWORKINFO_CACHE_FILE "artworkinfo.cache"
442 #define LEVELFILE_EXTENSION "level"
443 #define TAPEFILE_EXTENSION "tape"
444 #define SCOREFILE_EXTENSION "score"
446 #define LOG_OUT_BASENAME "stdout.txt"
447 #define LOG_ERR_BASENAME "stderr.txt"
453 #define STRING_PARENT_DIRECTORY ".."
454 #define STRING_TOP_DIRECTORY "/"
456 #define CHAR_PATH_SEPARATOR_UNIX '/'
457 #define CHAR_PATH_SEPARATOR_DOS '\\'
459 #define STRING_PATH_SEPARATOR_UNIX "/"
460 #define STRING_PATH_SEPARATOR_DOS "\\"
462 #define STRING_NEWLINE_UNIX "\n"
463 #define STRING_NEWLINE_DOS "\r\n"
465 #if defined(PLATFORM_WIN32)
466 #define CHAR_PATH_SEPARATOR CHAR_PATH_SEPARATOR_DOS
467 #define STRING_PATH_SEPARATOR STRING_PATH_SEPARATOR_DOS
468 #define STRING_NEWLINE STRING_NEWLINE_DOS
470 #define CHAR_PATH_SEPARATOR CHAR_PATH_SEPARATOR_UNIX
471 #define STRING_PATH_SEPARATOR STRING_PATH_SEPARATOR_UNIX
472 #define STRING_NEWLINE STRING_NEWLINE_UNIX
476 /* areas in bitmap PIX_DOOR */
477 /* meaning in PIX_DB_DOOR: (3 PAGEs)
478 PAGEX1: 1. buffer for DOOR_1
479 PAGEX2: 2. buffer for DOOR_1
480 PAGEX3: buffer for animations
483 /* these values are hard-coded to be able to use them in initialization */
484 #define DOOR_GFX_PAGE_WIDTH 100 /* should be set to "gfx.dxsize" */
485 #define DOOR_GFX_PAGE_HEIGHT 280 /* should be set to "gfx.dysize" */
487 #define DOOR_GFX_PAGESIZE (DOOR_GFX_PAGE_WIDTH)
488 #define DOOR_GFX_PAGEX1 (0 * DOOR_GFX_PAGESIZE)
489 #define DOOR_GFX_PAGEX2 (1 * DOOR_GFX_PAGESIZE)
490 #define DOOR_GFX_PAGEX3 (2 * DOOR_GFX_PAGESIZE)
491 #define DOOR_GFX_PAGEX4 (3 * DOOR_GFX_PAGESIZE)
492 #define DOOR_GFX_PAGEX5 (4 * DOOR_GFX_PAGESIZE)
493 #define DOOR_GFX_PAGEX6 (5 * DOOR_GFX_PAGESIZE)
494 #define DOOR_GFX_PAGEX7 (6 * DOOR_GFX_PAGESIZE)
495 #define DOOR_GFX_PAGEX8 (7 * DOOR_GFX_PAGESIZE)
496 #define DOOR_GFX_PAGEY1 (0)
497 #define DOOR_GFX_PAGEY2 (DOOR_GFX_PAGE_HEIGHT)
500 /* macros for version handling */
501 #define VERSION_MAJOR(x) ((x) / 1000000)
502 #define VERSION_MINOR(x) (((x) % 1000000) / 10000)
503 #define VERSION_PATCH(x) (((x) % 10000) / 100)
504 #define VERSION_BUILD(x) ((x) % 100)
505 #define VERSION_IDENT(a,b,c,d) ((a) * 1000000 + (b) * 10000 + (c) * 100 + (d))
508 /* macros for parent/child process identification */
509 #if defined(PLATFORM_UNIX)
510 #define IS_PARENT_PROCESS() (audio.mixer_pid != getpid())
511 #define IS_CHILD_PROCESS() (audio.mixer_pid == getpid())
512 #define HAS_CHILD_PROCESS() (audio.mixer_pid > 0)
514 #define IS_PARENT_PROCESS() TRUE
515 #define IS_CHILD_PROCESS() FALSE
516 #define HAS_CHILD_PROCESS() FALSE
520 /* values for artwork type */
521 #define ARTWORK_TYPE_GRAPHICS 0
522 #define ARTWORK_TYPE_SOUNDS 1
523 #define ARTWORK_TYPE_MUSIC 2
525 #define NUM_ARTWORK_TYPES 3
528 /* values for tree type (chosen to match artwork type) */
529 #define TREE_TYPE_UNDEFINED -1
530 #define TREE_TYPE_GRAPHICS_DIR ARTWORK_TYPE_GRAPHICS
531 #define TREE_TYPE_SOUNDS_DIR ARTWORK_TYPE_SOUNDS
532 #define TREE_TYPE_MUSIC_DIR ARTWORK_TYPE_MUSIC
533 #define TREE_TYPE_LEVEL_DIR 3
534 #define TREE_TYPE_LEVEL_NR 4
536 #define NUM_TREE_TYPES 5
538 #define INFOTEXT_UNDEFINED ""
539 #define INFOTEXT_GRAPHICS_DIR "Custom Graphics"
540 #define INFOTEXT_SOUNDS_DIR "Custom Sounds"
541 #define INFOTEXT_MUSIC_DIR "Custom Music"
542 #define INFOTEXT_LEVEL_DIR "Level Sets"
543 #define INFOTEXT_LEVEL_NR "Levels"
545 #define TREE_INFOTEXT(t) ((t) == TREE_TYPE_LEVEL_NR ? \
546 INFOTEXT_LEVEL_NR : \
547 (t) == TREE_TYPE_LEVEL_DIR ? \
548 INFOTEXT_LEVEL_DIR : \
549 (t) == TREE_TYPE_GRAPHICS_DIR ? \
550 INFOTEXT_GRAPHICS_DIR : \
551 (t) == TREE_TYPE_SOUNDS_DIR ? \
552 INFOTEXT_SOUNDS_DIR : \
553 (t) == TREE_TYPE_MUSIC_DIR ? \
554 INFOTEXT_MUSIC_DIR : \
557 /* values for artwork handling */
558 #define LEVELDIR_ARTWORK_SET_PTR(leveldir, type) \
559 ((type) == ARTWORK_TYPE_GRAPHICS ? \
560 &(leveldir)->graphics_set : \
561 (type) == ARTWORK_TYPE_SOUNDS ? \
562 &(leveldir)->sounds_set : \
563 &(leveldir)->music_set)
565 #define LEVELDIR_ARTWORK_SET(leveldir, type) \
566 ((type) == ARTWORK_TYPE_GRAPHICS ? \
567 (leveldir)->graphics_set : \
568 (type) == ARTWORK_TYPE_SOUNDS ? \
569 (leveldir)->sounds_set : \
570 (leveldir)->music_set)
572 #define LEVELDIR_ARTWORK_PATH_PTR(leveldir, type) \
573 ((type) == ARTWORK_TYPE_GRAPHICS ? \
574 &(leveldir)->graphics_path : \
575 (type) == ARTWORK_TYPE_SOUNDS ? \
576 &(leveldir)->sounds_path : \
577 &(leveldir)->music_path)
579 #define LEVELDIR_ARTWORK_PATH(leveldir, type) \
580 ((type) == ARTWORK_TYPE_GRAPHICS ? \
581 (leveldir)->graphics_path : \
582 (type) == ARTWORK_TYPE_SOUNDS ? \
583 (leveldir)->sounds_path : \
584 (leveldir)->music_path)
586 #define SETUP_ARTWORK_SET(setup, type) \
587 ((type) == ARTWORK_TYPE_GRAPHICS ? \
588 (setup).graphics_set : \
589 (type) == ARTWORK_TYPE_SOUNDS ? \
590 (setup).sounds_set : \
593 #define SETUP_OVERRIDE_ARTWORK(setup, type) \
594 ((type) == ARTWORK_TYPE_GRAPHICS ? \
595 (setup).override_level_graphics : \
596 (type) == ARTWORK_TYPE_SOUNDS ? \
597 (setup).override_level_sounds : \
598 (setup).override_level_music)
600 #define GFX_OVERRIDE_ARTWORK(type) \
601 ((type) == ARTWORK_TYPE_GRAPHICS ? \
602 gfx.override_level_graphics : \
603 (type) == ARTWORK_TYPE_SOUNDS ? \
604 gfx.override_level_sounds : \
605 gfx.override_level_music)
607 #define ARTWORK_FIRST_NODE(artwork, type) \
608 ((type) == ARTWORK_TYPE_GRAPHICS ? \
609 (artwork).gfx_first : \
610 (type) == ARTWORK_TYPE_SOUNDS ? \
611 (artwork).snd_first : \
614 #define ARTWORK_CURRENT_IDENTIFIER_PTR(artwork, type) \
615 ((type) == ARTWORK_TYPE_GRAPHICS ? \
616 &(artwork).gfx_current_identifier : \
617 (type) == ARTWORK_TYPE_SOUNDS ? \
618 &(artwork).snd_current_identifier : \
619 &(artwork).mus_current_identifier)
621 #define ARTWORK_CURRENT_IDENTIFIER(artwork, type) \
622 ((type) == ARTWORK_TYPE_GRAPHICS ? \
623 (artwork).gfx_current_identifier : \
624 (type) == ARTWORK_TYPE_SOUNDS ? \
625 (artwork).snd_current_identifier : \
626 (artwork).mus_current_identifier)
628 #define ARTWORKINFO_FILENAME(type) \
629 ((type) == ARTWORK_TYPE_GRAPHICS ? \
630 GRAPHICSINFO_FILENAME : \
631 (type) == ARTWORK_TYPE_SOUNDS ? \
632 SOUNDSINFO_FILENAME : \
633 (type) == ARTWORK_TYPE_MUSIC ? \
634 MUSICINFO_FILENAME : "")
636 #define ARTWORK_DIRECTORY(type) \
637 ((type) == ARTWORK_TYPE_GRAPHICS ? \
638 GRAPHICS_DIRECTORY : \
639 (type) == ARTWORK_TYPE_SOUNDS ? \
641 (type) == ARTWORK_TYPE_MUSIC ? \
642 MUSIC_DIRECTORY : "")
644 #define OPTIONS_ARTWORK_DIRECTORY(type) \
645 ((type) == ARTWORK_TYPE_GRAPHICS ? \
646 options.graphics_directory : \
647 (type) == ARTWORK_TYPE_SOUNDS ? \
648 options.sounds_directory : \
649 (type) == ARTWORK_TYPE_MUSIC ? \
650 options.music_directory : "")
652 #define UPDATE_BUSY_STATE() \
654 if (gfx.draw_busy_anim_function != NULL) \
655 gfx.draw_busy_anim_function(); \
659 /* type definitions */
660 #if defined(TARGET_SDL2)
661 typedef int (*EventFilter)(void *, Event *);
663 typedef int (*EventFilter)(const Event *);
667 /* structure definitions */
671 char *command_basepath; /* path to the program binary */
672 char *command_basename; /* base filename of the program binary */
674 char *config_filename; /* optional global program config filename */
676 char *maindata_path; /* main game data (installation) directory */
678 char *userdata_subdir; /* personal user game data directory */
679 char *userdata_path; /* resulting full path to game data directory */
689 char *log_filename[NUM_LOGS]; /* log filenames for out/err messages */
690 FILE *log_file[NUM_LOGS]; /* log file handles for out/err files */
691 FILE *log_file_default[NUM_LOGS]; /* default log file handles (out/err) */
699 char *(*window_title_function)(void);
700 void (*exit_message_function)(char *, va_list);
701 void (*exit_function)(int);
710 char *ro_base_directory;
711 char *rw_base_directory;
712 char *level_directory;
713 char *graphics_directory;
714 char *sounds_directory;
715 char *music_directory;
716 char *docs_directory;
718 char *execute_command;
728 struct ScreenModeInfo
733 struct VideoSystemInfo
736 int width, height, depth;
737 int window_width, window_height;
739 boolean fullscreen_available;
740 boolean fullscreen_enabled;
741 boolean fullscreen_initial;
742 struct ScreenModeInfo *fullscreen_modes;
743 char *fullscreen_mode_current;
745 boolean window_scaling_available;
746 int window_scaling_percent;
747 char *window_scaling_quality;
752 struct AudioSystemInfo
754 boolean sound_available;
755 boolean loops_available;
756 boolean music_available;
758 boolean sound_enabled;
759 boolean sound_deactivated; /* for temporarily disabling sound */
768 int first_sound_channel;
771 struct FontBitmapInfo
775 int src_x, src_y; /* start position of animation frames */
776 int width, height; /* width/height of each animation frame */
778 int draw_xoffset; /* offset for drawing font characters */
779 int draw_yoffset; /* offset for drawing font characters */
782 int num_chars_per_line;
789 int real_sx, real_sy;
790 int full_sxsize, full_sysize;
791 int scrollbuffer_width, scrollbuffer_height;
793 int game_tile_size, standard_tile_size;
804 int win_xsize, win_ysize;
806 int draw_deactivation_mask;
807 int draw_background_mask;
809 Bitmap *field_save_buffer;
811 Bitmap *background_bitmap;
812 int background_bitmap_mask;
814 #if USE_FINAL_SCREEN_BITMAP
815 Bitmap *final_screen_bitmap;
818 boolean clipping_enabled;
820 int clip_width, clip_height;
822 boolean override_level_graphics;
823 boolean override_level_sounds;
824 boolean override_level_music;
826 boolean draw_init_text;
829 struct FontBitmapInfo *font_bitmap_info;
830 int (*select_font_function)(int);
831 int (*get_font_from_token_function)(char *);
833 int anim_random_frame;
835 void (*draw_busy_anim_function)(void);
836 void (*draw_global_anim_function)(int);
837 void (*draw_global_border_function)(int);
845 int fd[MAX_PLAYERS]; /* file descriptor of player's joystick */
848 struct SetupJoystickInfo
850 char *device_name; /* device name of player's joystick */
852 int xleft, xmiddle, xright;
853 int yupper, ymiddle, ylower;
857 struct SetupKeyboardInfo
859 Key left, right, up, down;
863 struct SetupTouchInfo
870 struct SetupInputInfo
872 boolean use_joystick;
873 struct SetupJoystickInfo joy;
874 struct SetupKeyboardInfo key;
877 struct SetupEditorInfo
879 boolean el_boulderdash;
880 boolean el_emerald_mine;
881 boolean el_emerald_mine_club;
885 boolean el_diamond_caves;
886 boolean el_dx_boulderdash;
888 boolean el_steel_chars;
890 boolean el_user_defined;
893 boolean el_headlines;
898 boolean show_element_token;
901 struct SetupEditorCascadeInfo
912 boolean el_steel_chars;
920 struct SetupShortcutInfo
926 Key focus_player[MAX_PLAYERS];
927 Key focus_player_all;
946 struct SetupSystemInfo
948 char *sdl_videodriver;
949 char *sdl_audiodriver;
950 int audio_fragment_size;
953 struct SetupInternalInfo
956 char *program_author;
958 char *program_website;
959 char *program_copyright;
960 char *program_company;
962 char *program_icon_file;
964 char *default_graphics_set;
965 char *default_sounds_set;
966 char *default_music_set;
968 char *fallback_graphics_file;
969 char *fallback_sounds_file;
970 char *fallback_music_file;
972 char *default_level_series;
974 int default_window_width;
975 int default_window_height;
977 boolean choose_from_top_leveldir;
987 boolean sound_simple;
989 boolean scroll_delay;
990 boolean scroll_delay_value;
991 char *engine_snapshot_mode;
992 boolean fade_screens;
994 boolean show_titlescreen;
1001 char *fullscreen_mode;
1002 int window_scaling_percent;
1003 char *window_scaling_quality;
1004 boolean ask_on_escape;
1005 boolean ask_on_escape_editor;
1006 boolean quick_switch;
1007 boolean input_on_focus;
1008 boolean prefer_aga_graphics;
1009 int game_frame_delay;
1010 boolean sp_show_border_elements;
1011 boolean small_game_graphics;
1012 boolean show_snapshot_buttons;
1017 int override_level_graphics; /* not boolean -- can also be "AUTO" */
1018 int override_level_sounds; /* not boolean -- can also be "AUTO" */
1019 int override_level_music; /* not boolean -- can also be "AUTO" */
1025 struct SetupEditorInfo editor;
1026 struct SetupEditorCascadeInfo editor_cascade;
1027 struct SetupShortcutInfo shortcut;
1028 struct SetupInputInfo input[MAX_PLAYERS];
1029 struct SetupTouchInfo touch;
1030 struct SetupSystemInfo system;
1031 struct SetupInternalInfo internal;
1032 struct OptionInfo options;
1037 struct TreeInfo **node_top; /* topmost node in tree */
1038 struct TreeInfo *node_parent; /* parent level directory info */
1039 struct TreeInfo *node_group; /* level group sub-directory info */
1040 struct TreeInfo *next; /* next level series structure node */
1042 int cl_first; /* internal control field for setup screen */
1043 int cl_cursor; /* internal control field for setup screen */
1045 int type; /* type of tree content */
1047 /* fields for "type == TREE_TYPE_LEVEL_DIR" */
1049 char *subdir; /* tree info sub-directory basename (may be ".") */
1050 char *fullpath; /* complete path relative to tree base directory */
1051 char *basepath; /* absolute base path of tree base directory */
1052 char *identifier; /* identifier string for configuration files */
1053 char *name; /* tree info name, as displayed in selection menues */
1054 char *name_sorting; /* optional sorting name for correct name sorting */
1055 char *author; /* level or artwork author name */
1056 char *year; /* optional year of creation for levels or artwork */
1057 char *imported_from; /* optional comment for imported levels or artwork */
1058 char *imported_by; /* optional comment for imported levels or artwork */
1059 char *tested_by; /* optional comment to name people who tested a set */
1061 char *graphics_set_ecs; /* special EMC custom graphics set (ECS graphics) */
1062 char *graphics_set_aga; /* special EMC custom graphics set (AGA graphics) */
1063 char *graphics_set; /* optional custom graphics set (level tree only) */
1064 char *sounds_set; /* optional custom sounds set (level tree only) */
1065 char *music_set; /* optional custom music set (level tree only) */
1066 char *graphics_path; /* path to optional custom graphics set (level only) */
1067 char *sounds_path; /* path to optional custom sounds set (level only) */
1068 char *music_path; /* path to optional custom music set (level only) */
1070 char *level_filename; /* filename of level file (for packed level file) */
1071 char *level_filetype; /* type of levels in level directory or level file */
1073 char *special_flags; /* flags for special actions performed on level file */
1075 int levels; /* number of levels in level series */
1076 int first_level; /* first level number (to allow start with 0 or 1) */
1077 int last_level; /* last level number (automatically calculated) */
1078 int sort_priority; /* sort levels by 'sort_priority' and then by name */
1080 boolean latest_engine;/* force level set to use the latest game engine */
1082 boolean level_group; /* directory contains more level series directories */
1083 boolean parent_link; /* entry links back to parent directory */
1084 boolean in_user_dir; /* user defined levels are stored in home directory */
1085 boolean user_defined; /* levels in user directory and marked as "private" */
1086 boolean readonly; /* readonly levels can not be changed with editor */
1087 boolean handicap; /* level set has no handicap when set to "false" */
1088 boolean skip_levels; /* levels can be skipped when set to "true" */
1090 int color; /* color to use on selection screen for this level */
1091 char *class_desc; /* description of level series class */
1092 int handicap_level; /* number of the lowest unsolved level */
1094 char *infotext; /* optional text to describe the tree type (headline) */
1097 typedef struct TreeInfo TreeInfo;
1098 typedef struct TreeInfo LevelDirTree;
1099 typedef struct TreeInfo ArtworkDirTree;
1100 typedef struct TreeInfo GraphicsDirTree;
1101 typedef struct TreeInfo SoundsDirTree;
1102 typedef struct TreeInfo MusicDirTree;
1106 GraphicsDirTree *gfx_first;
1107 GraphicsDirTree *gfx_current;
1108 SoundsDirTree *snd_first;
1109 SoundsDirTree *snd_current;
1110 MusicDirTree *mus_first;
1111 MusicDirTree *mus_current;
1113 char *gfx_current_identifier;
1114 char *snd_current_identifier;
1115 char *mus_current_identifier;
1118 struct ValueTextInfo
1130 struct ConfigTypeInfo
1137 struct TokenIntPtrInfo
1147 char *default_filename;
1150 char **default_parameter; /* array of file parameters */
1151 char **parameter; /* array of file parameters */
1154 boolean fallback_to_default;
1155 boolean default_is_cloned;
1158 struct SetupFileList
1163 struct SetupFileList *next;
1168 char *source_filename; /* primary key for node list */
1172 struct PropertyMapping
1182 struct ArtworkListInfo
1184 int type; /* type of artwork */
1186 int num_file_list_entries;
1187 int num_dynamic_file_list_entries;
1188 struct FileInfo *file_list; /* static artwork file array */
1189 struct FileInfo *dynamic_file_list; /* dynamic artwrk file array */
1191 int num_suffix_list_entries;
1192 struct ConfigTypeInfo *suffix_list; /* parameter suffixes array */
1194 int num_base_prefixes;
1195 int num_ext1_suffixes;
1196 int num_ext2_suffixes;
1197 int num_ext3_suffixes;
1198 char **base_prefixes; /* base token prefixes array */
1199 char **ext1_suffixes; /* property suffixes array 1 */
1200 char **ext2_suffixes; /* property suffixes array 2 */
1201 char **ext3_suffixes; /* property suffixes array 3 */
1203 int num_ignore_tokens;
1204 char **ignore_tokens; /* file tokens to be ignored */
1206 int num_property_mapping_entries;
1207 struct PropertyMapping *property_mapping; /* mapping token -> artwork */
1209 int sizeof_artwork_list_entry;
1211 struct ListNodeInfo **artwork_list; /* static artwork node array */
1212 struct ListNodeInfo **dynamic_artwork_list; /* dynamic artwrk node array */
1213 struct ListNode *content_list; /* dynamic artwork node list */
1215 void *(*load_artwork)(char *); /* constructor function */
1216 void (*free_artwork)(void *); /* destructor function */
1230 struct RectWithBorder
1244 struct DoorPartPosInfo
1251 int start_step_opening;
1252 int start_step_closing;
1253 boolean draw_masked;
1260 int xoffset; /* special case for tape date and time */
1261 int xoffset2; /* special case for tape date */
1264 int size; /* also used for suffix ".digits" */
1266 boolean draw_masked;
1267 boolean draw_player; /* special case for network player buttons */
1268 int sort_priority; /* also used for suffix ".draw_order" */
1279 /* ========================================================================= */
1280 /* exported variables */
1281 /* ========================================================================= */
1283 extern struct ProgramInfo program;
1284 extern struct OptionInfo options;
1285 extern struct VideoSystemInfo video;
1286 extern struct AudioSystemInfo audio;
1287 extern struct GfxInfo gfx;
1288 extern struct AnimInfo anim;
1289 extern struct ArtworkInfo artwork;
1290 extern struct JoystickInfo joystick;
1291 extern struct SetupInfo setup;
1293 extern LevelDirTree *leveldir_first_all;
1294 extern LevelDirTree *leveldir_first;
1295 extern LevelDirTree *leveldir_current;
1296 extern int level_nr;
1298 extern struct LevelStats level_stats[];
1300 extern DrawWindow *window;
1301 extern DrawBuffer *backbuffer;
1302 extern DrawBuffer *drawto;
1304 extern int button_status;
1305 extern boolean motion_status;
1306 #if defined(TARGET_SDL2)
1307 extern boolean keyrepeat_status;
1310 extern int redraw_mask;
1312 extern int FrameCounter;
1315 /* function definitions */
1317 void InitProgramInfo(char *, char *, char *, char *, char *, char *, char *,
1320 void SetWindowTitle();
1322 void InitWindowTitleFunction(char *(*window_title_function)(void));
1323 void InitExitMessageFunction(void (*exit_message_function)(char *, va_list));
1324 void InitExitFunction(void (*exit_function)(int));
1325 void InitPlatformDependentStuff(void);
1326 void ClosePlatformDependentStuff(void);
1328 void InitGfxFieldInfo(int, int, int, int, int, int, int, int, Bitmap *);
1329 void InitGfxTileSizeInfo(int, int);
1330 void InitGfxDoor1Info(int, int, int, int);
1331 void InitGfxDoor2Info(int, int, int, int);
1332 void InitGfxDoor3Info(int, int, int, int);
1333 void InitGfxWindowInfo(int, int);
1334 void InitGfxScrollbufferInfo(int, int);
1335 void InitGfxClipRegion(boolean, int, int, int, int);
1336 void InitGfxDrawBusyAnimFunction(void (*draw_busy_anim_function)(void));
1337 void InitGfxDrawGlobalAnimFunction(void (*draw_global_anim_function)(int));
1338 void InitGfxDrawGlobalBorderFunction(void (*draw_global_border_function)(int));
1339 void InitGfxCustomArtworkInfo();
1340 void InitGfxOtherSettings();
1341 void SetDrawDeactivationMask(int);
1342 void SetDrawBackgroundMask(int);
1343 void SetWindowBackgroundBitmap(Bitmap *);
1344 void SetMainBackgroundBitmap(Bitmap *);
1345 void SetDoorBackgroundBitmap(Bitmap *);
1346 void SetRedrawMaskFromArea(int, int, int, int);
1348 void LimitScreenUpdates(boolean);
1350 void InitVideoDisplay(void);
1351 void CloseVideoDisplay(void);
1352 void InitVideoBuffer(int, int, int, boolean);
1353 Bitmap *CreateBitmapStruct(void);
1354 Bitmap *CreateBitmap(int, int, int);
1355 void ReCreateBitmap(Bitmap **, int, int, int);
1356 void FreeBitmap(Bitmap *);
1357 void BlitBitmap(Bitmap *, Bitmap *, int, int, int, int, int, int);
1358 void BlitBitmapTiled(Bitmap *, Bitmap *, int, int, int, int, int, int, int,int);
1359 void FadeRectangle(Bitmap *bitmap, int, int, int, int, int, int, int,
1360 void (*draw_border_function)(void));
1361 void FillRectangle(Bitmap *, int, int, int, int, Pixel);
1362 void ClearRectangle(Bitmap *, int, int, int, int);
1363 void ClearRectangleOnBackground(Bitmap *, int, int, int, int);
1364 void BlitBitmapMasked(Bitmap *, Bitmap *, int, int, int, int, int, int);
1365 boolean DrawingOnBackground(int, int);
1366 boolean DrawingAreaChanged();
1367 void BlitBitmapOnBackground(Bitmap *, Bitmap *, int, int, int, int, int, int);
1368 void BlitTexture(Bitmap *, int, int, int, int, int, int);
1369 void BlitTextureMasked(Bitmap *, int, int, int, int, int, int);
1370 void BlitToScreen(Bitmap *, int, int, int, int, int, int);
1371 void BlitToScreenMasked(Bitmap *, int, int, int, int, int, int);
1372 void DrawSimpleBlackLine(Bitmap *, int, int, int, int);
1373 void DrawSimpleWhiteLine(Bitmap *, int, int, int, int);
1374 void DrawLines(Bitmap *, struct XY *, int, Pixel);
1375 Pixel GetPixel(Bitmap *, int, int);
1376 Pixel GetPixelFromRGB(Bitmap *, unsigned int,unsigned int,unsigned int);
1377 Pixel GetPixelFromRGBcompact(Bitmap *, unsigned int);
1379 void KeyboardAutoRepeatOn(void);
1380 void KeyboardAutoRepeatOff(void);
1381 boolean SetVideoMode(boolean);
1382 boolean ChangeVideoModeIfNeeded(boolean);
1384 Bitmap *LoadImage(char *);
1385 Bitmap *LoadCustomImage(char *);
1386 void ReloadCustomImage(Bitmap *, char *);
1388 Bitmap *ZoomBitmap(Bitmap *, int, int);
1389 void ReCreateGameTileSizeBitmap(Bitmap **);
1390 void CreateBitmapWithSmallBitmaps(Bitmap **, int, int);
1391 void CreateBitmapTextures(Bitmap **);
1392 void FreeBitmapTextures(Bitmap **);
1393 void ScaleBitmap(Bitmap **, int);
1395 void SetMouseCursor(int);
1397 void OpenAudio(void);
1398 void CloseAudio(void);
1399 void SetAudioMode(boolean);
1401 void InitEventFilter(EventFilter);
1402 boolean PendingEvent(void);
1403 void NextEvent(Event *event);
1404 void PeekEvent(Event *event);
1405 Key GetEventKey(KeyEvent *, boolean);
1406 KeyMod HandleKeyModState(Key, int);
1407 KeyMod GetKeyModState();
1408 KeyMod GetKeyModStateFromEvents();
1409 boolean CheckCloseWindowEvent(ClientMessageEvent *);
1411 void InitJoysticks();
1412 boolean ReadJoystick(int, int *, int *, boolean *, boolean *);
1414 #endif /* SYSTEM_H */