1 /***********************************************************
2 * Artsoft Retro-Game Library *
3 *----------------------------------------------------------*
4 * (c) 1994-2006 Artsoft Entertainment *
6 * Detmolder Strasse 189 *
9 * e-mail: info@artsoft.org *
10 *----------------------------------------------------------*
12 ***********************************************************/
18 #include <SDL_image.h>
19 #include <SDL_mixer.h>
21 #include <SDL_thread.h>
22 #if defined(PLATFORM_WIN32)
23 #include <SDL_syswm.h>
26 /* definitions needed for "system.c" */
28 #if defined(TARGET_SDL2)
29 #define SURFACE_FLAGS (0)
31 #define SURFACE_FLAGS (SDL_SWSURFACE)
34 #if defined(TARGET_SDL2)
35 #define SET_TRANSPARENT_PIXEL (SDL_TRUE)
36 #define UNSET_TRANSPARENT_PIXEL (SDL_FALSE)
38 #define SET_TRANSPARENT_PIXEL (SDL_SRCCOLORKEY)
39 #define UNSET_TRANSPARENT_PIXEL (0)
42 /* system dependent definitions */
44 #if defined(TARGET_SDL2)
45 #define TARGET_STRING "SDL2"
47 #define TARGET_STRING "SDL"
50 #define FULLSCREEN_STATUS FULLSCREEN_AVAILABLE
52 #if defined(TARGET_SDL2)
53 #define USE_DESKTOP_FULLSCREEN TRUE
56 #define CURSOR_MAX_WIDTH 32
57 #define CURSOR_MAX_HEIGHT 32
60 /* SDL type definitions */
62 typedef struct SDLSurfaceInfo Bitmap;
63 typedef struct SDLSurfaceInfo DrawBuffer;
64 typedef struct SDLSurfaceInfo DrawWindow;
66 typedef SDL_Cursor *Cursor;
68 #if defined(TARGET_SDL2)
69 typedef SDL_Keycode Key;
70 typedef SDL_Keymod KeyMod;
73 typedef unsigned int KeyMod;
76 typedef SDL_Event Event;
77 typedef SDL_MouseButtonEvent ButtonEvent;
78 typedef SDL_MouseMotionEvent MotionEvent;
79 #if defined(TARGET_SDL2)
80 typedef SDL_TouchFingerEvent FingerEvent;
81 typedef SDL_TextInputEvent TextEvent;
83 typedef SDL_KeyboardEvent KeyEvent;
84 typedef SDL_Event ExposeEvent;
85 typedef SDL_Event FocusChangeEvent;
86 typedef SDL_Event ClientMessageEvent;
95 /* structure definitions */
99 char *source_filename;
102 SDL_Surface *surface;
103 SDL_Surface *surface_masked;
108 struct MouseCursorInfo
113 byte data[CURSOR_MAX_WIDTH * CURSOR_MAX_HEIGHT / 8];
114 byte mask[CURSOR_MAX_WIDTH * CURSOR_MAX_HEIGHT / 8];
118 /* SDL symbol definitions */
122 #define BLACK_PIXEL 0x000000
123 #define WHITE_PIXEL 0xffffff
125 #define EVENT_BUTTONPRESS SDL_MOUSEBUTTONDOWN
126 #define EVENT_BUTTONRELEASE SDL_MOUSEBUTTONUP
127 #define EVENT_MOTIONNOTIFY SDL_MOUSEMOTION
128 #if defined(TARGET_SDL2)
129 #define EVENT_FINGERPRESS SDL_FINGERDOWN
130 #define EVENT_FINGERRELEASE SDL_FINGERUP
131 #define EVENT_FINGERMOTION SDL_FINGERMOTION
132 #define EVENT_TEXTINPUT SDL_TEXTINPUT
134 #define EVENT_KEYPRESS SDL_KEYDOWN
135 #define EVENT_KEYRELEASE SDL_KEYUP
136 #define EVENT_EXPOSE SDL_USEREVENT + 0
137 #define EVENT_FOCUSIN SDL_USEREVENT + 1
138 #define EVENT_FOCUSOUT SDL_USEREVENT + 2
139 #define EVENT_CLIENTMESSAGE SDL_QUIT
140 #define EVENT_MAPNOTIFY SDL_USEREVENT + 4
141 #define EVENT_UNMAPNOTIFY SDL_USEREVENT + 5
143 #define KSYM_UNDEFINED SDLK_UNKNOWN
145 #define KSYM_Return SDLK_RETURN
146 #define KSYM_Escape SDLK_ESCAPE
148 #define KSYM_Left SDLK_LEFT
149 #define KSYM_Right SDLK_RIGHT
150 #define KSYM_Up SDLK_UP
151 #define KSYM_Down SDLK_DOWN
154 #define KSYM_KP_Left SDLK_KP_LEFT
155 #define KSYM_KP_Right SDLK_KP_RIGHT
156 #define KSYM_KP_Up SDLK_KP_UP
157 #define KSYM_KP_Down SDLK_KP_DOWN
160 #define KSYM_KP_Enter SDLK_KP_ENTER
161 #define KSYM_KP_Add SDLK_KP_PLUS
162 #define KSYM_KP_Subtract SDLK_KP_MINUS
163 #define KSYM_KP_Multiply SDLK_KP_MULTIPLY
164 #define KSYM_KP_Divide SDLK_KP_DIVIDE
165 #define KSYM_KP_Separator SDLK_KP_PERIOD
167 #define KSYM_Shift_L SDLK_LSHIFT
168 #define KSYM_Shift_R SDLK_RSHIFT
169 #define KSYM_Control_L SDLK_LCTRL
170 #define KSYM_Control_R SDLK_RCTRL
172 #if defined(TARGET_SDL2)
173 #define KSYM_Meta_L SDLK_LGUI
174 #define KSYM_Meta_R SDLK_RGUI
176 #define KSYM_Meta_L SDLK_LMETA
177 #define KSYM_Meta_R SDLK_RMETA
180 #define KSYM_Alt_L SDLK_LALT
181 #define KSYM_Alt_R SDLK_RALT
182 #if !defined(TARGET_SDL2)
183 #define KSYM_Super_L SDLK_LSUPER
184 #define KSYM_Super_R SDLK_RSUPER
186 #define KSYM_Mode_switch SDLK_MODE
187 #define KSYM_Multi_key SDLK_RCTRL
189 #define KSYM_BackSpace SDLK_BACKSPACE
190 #define KSYM_Delete SDLK_DELETE
191 #define KSYM_Insert SDLK_INSERT
192 #define KSYM_Tab SDLK_TAB
193 #define KSYM_Home SDLK_HOME
194 #define KSYM_End SDLK_END
195 #define KSYM_Page_Up SDLK_PAGEUP
196 #define KSYM_Page_Down SDLK_PAGEDOWN
198 #if defined(TARGET_SDL2)
199 #define KSYM_Menu SDLK_MENU
200 #define KSYM_Back SDLK_AC_BACK
203 #define KSYM_space SDLK_SPACE
204 #define KSYM_exclam SDLK_EXCLAIM
205 #define KSYM_quotedbl SDLK_QUOTEDBL
206 #define KSYM_numbersign SDLK_HASH
207 #define KSYM_dollar SDLK_DOLLAR
209 #if defined(TARGET_SDL2)
210 #define KSYM_percent SDLK_PERCENT
212 #define KSYM_percent 37 /* undefined in SDL */
215 #define KSYM_ampersand SDLK_AMPERSAND
216 #define KSYM_apostrophe SDLK_QUOTE
217 #define KSYM_parenleft SDLK_LEFTPAREN
218 #define KSYM_parenright SDLK_RIGHTPAREN
219 #define KSYM_asterisk SDLK_ASTERISK
220 #define KSYM_plus SDLK_PLUS
221 #define KSYM_comma SDLK_COMMA
222 #define KSYM_minus SDLK_MINUS
223 #define KSYM_period SDLK_PERIOD
224 #define KSYM_slash SDLK_SLASH
226 #define KSYM_colon SDLK_COLON
227 #define KSYM_semicolon SDLK_SEMICOLON
228 #define KSYM_less SDLK_LESS
229 #define KSYM_equal SDLK_EQUALS
230 #define KSYM_greater SDLK_GREATER
231 #define KSYM_question SDLK_QUESTION
232 #define KSYM_at SDLK_AT
234 #define KSYM_bracketleft SDLK_LEFTBRACKET
235 #define KSYM_backslash SDLK_BACKSLASH
236 #define KSYM_bracketright SDLK_RIGHTBRACKET
237 #define KSYM_asciicircum SDLK_CARET
238 #define KSYM_underscore SDLK_UNDERSCORE
239 #define KSYM_grave SDLK_BACKQUOTE
241 #define KSYM_quoteleft KSYM_UNDEFINED /* undefined */
242 #define KSYM_braceleft KSYM_UNDEFINED /* undefined */
243 #define KSYM_bar KSYM_UNDEFINED /* undefined */
244 #define KSYM_braceright KSYM_UNDEFINED /* undefined */
245 #define KSYM_asciitilde KSYM_UNDEFINED /* undefined */
247 #if defined(TARGET_SDL2)
248 #define KSYM_degree 176
249 #define KSYM_Adiaeresis 196
250 #define KSYM_Odiaeresis 214
251 #define KSYM_Udiaeresis 220
252 #define KSYM_adiaeresis 228
253 #define KSYM_odiaeresis 246
254 #define KSYM_udiaeresis 252
255 #define KSYM_ssharp 223
257 #define KSYM_degree SDLK_WORLD_16
258 #define KSYM_Adiaeresis SDLK_WORLD_36
259 #define KSYM_Odiaeresis SDLK_WORLD_54
260 #define KSYM_Udiaeresis SDLK_WORLD_60
261 #define KSYM_adiaeresis SDLK_WORLD_68
262 #define KSYM_odiaeresis SDLK_WORLD_86
263 #define KSYM_udiaeresis SDLK_WORLD_92
264 #define KSYM_ssharp SDLK_WORLD_63
296 #define KSYM_A SDLK_A
297 #define KSYM_B SDLK_B
298 #define KSYM_C SDLK_C
299 #define KSYM_D SDLK_D
300 #define KSYM_E SDLK_E
301 #define KSYM_F SDLK_F
302 #define KSYM_G SDLK_G
303 #define KSYM_H SDLK_H
304 #define KSYM_I SDLK_I
305 #define KSYM_J SDLK_J
306 #define KSYM_K SDLK_K
307 #define KSYM_L SDLK_L
308 #define KSYM_M SDLK_M
309 #define KSYM_N SDLK_N
310 #define KSYM_O SDLK_O
311 #define KSYM_P SDLK_P
312 #define KSYM_Q SDLK_Q
313 #define KSYM_R SDLK_R
314 #define KSYM_S SDLK_S
315 #define KSYM_T SDLK_T
316 #define KSYM_U SDLK_U
317 #define KSYM_V SDLK_V
318 #define KSYM_W SDLK_W
319 #define KSYM_X SDLK_X
320 #define KSYM_Y SDLK_Y
321 #define KSYM_Z SDLK_Z
323 #define KSYM_a SDLK_a
324 #define KSYM_b SDLK_b
325 #define KSYM_c SDLK_c
326 #define KSYM_d SDLK_d
327 #define KSYM_e SDLK_e
328 #define KSYM_f SDLK_f
329 #define KSYM_g SDLK_g
330 #define KSYM_h SDLK_h
331 #define KSYM_i SDLK_i
332 #define KSYM_j SDLK_j
333 #define KSYM_k SDLK_k
334 #define KSYM_l SDLK_l
335 #define KSYM_m SDLK_m
336 #define KSYM_n SDLK_n
337 #define KSYM_o SDLK_o
338 #define KSYM_p SDLK_p
339 #define KSYM_q SDLK_q
340 #define KSYM_r SDLK_r
341 #define KSYM_s SDLK_s
342 #define KSYM_t SDLK_t
343 #define KSYM_u SDLK_u
344 #define KSYM_v SDLK_v
345 #define KSYM_w SDLK_w
346 #define KSYM_x SDLK_x
347 #define KSYM_y SDLK_y
348 #define KSYM_z SDLK_z
350 #define KSYM_0 SDLK_0
351 #define KSYM_1 SDLK_1
352 #define KSYM_2 SDLK_2
353 #define KSYM_3 SDLK_3
354 #define KSYM_4 SDLK_4
355 #define KSYM_5 SDLK_5
356 #define KSYM_6 SDLK_6
357 #define KSYM_7 SDLK_7
358 #define KSYM_8 SDLK_8
359 #define KSYM_9 SDLK_9
361 #if defined(TARGET_SDL2)
362 #define KSYM_KP_0 SDLK_KP_0
363 #define KSYM_KP_1 SDLK_KP_1
364 #define KSYM_KP_2 SDLK_KP_2
365 #define KSYM_KP_3 SDLK_KP_3
366 #define KSYM_KP_4 SDLK_KP_4
367 #define KSYM_KP_5 SDLK_KP_5
368 #define KSYM_KP_6 SDLK_KP_6
369 #define KSYM_KP_7 SDLK_KP_7
370 #define KSYM_KP_8 SDLK_KP_8
371 #define KSYM_KP_9 SDLK_KP_9
373 #define KSYM_KP_0 SDLK_KP0
374 #define KSYM_KP_1 SDLK_KP1
375 #define KSYM_KP_2 SDLK_KP2
376 #define KSYM_KP_3 SDLK_KP3
377 #define KSYM_KP_4 SDLK_KP4
378 #define KSYM_KP_5 SDLK_KP5
379 #define KSYM_KP_6 SDLK_KP6
380 #define KSYM_KP_7 SDLK_KP7
381 #define KSYM_KP_8 SDLK_KP8
382 #define KSYM_KP_9 SDLK_KP9
385 #define KSYM_F1 SDLK_F1
386 #define KSYM_F2 SDLK_F2
387 #define KSYM_F3 SDLK_F3
388 #define KSYM_F4 SDLK_F4
389 #define KSYM_F5 SDLK_F5
390 #define KSYM_F6 SDLK_F6
391 #define KSYM_F7 SDLK_F7
392 #define KSYM_F8 SDLK_F8
393 #define KSYM_F9 SDLK_F9
394 #define KSYM_F10 SDLK_F10
395 #define KSYM_F11 SDLK_F11
396 #define KSYM_F12 SDLK_F12
398 #define KSYM_FKEY_FIRST KSYM_F1
399 #define KSYM_FKEY_LAST KSYM_F12
400 #define KSYM_NUM_FKEYS (KSYM_FKEY_LAST - KSYM_FKEY_FIRST + 1)
402 #define KMOD_None KMOD_NONE
403 #define KMOD_Shift_L KMOD_LSHIFT
404 #define KMOD_Shift_R KMOD_RSHIFT
405 #define KMOD_Control_L KMOD_LCTRL
406 #define KMOD_Control_R KMOD_RCTRL
408 #if defined(TARGET_SDL2)
409 #define KMOD_Meta_L KMOD_LGUI
410 #define KMOD_Meta_R KMOD_RGUI
412 #define KMOD_Meta_L KMOD_LMETA
413 #define KMOD_Meta_R KMOD_RMETA
416 #define KMOD_Alt_L KMOD_LALT
417 #define KMOD_Alt_R KMOD_RALT
419 #define KMOD_Shift (KMOD_Shift_L | KMOD_Shift_R)
420 #define KMOD_Control (KMOD_Control_L | KMOD_Control_R)
421 #define KMOD_Meta (KMOD_Meta_L | KMOD_Meta_R)
422 #define KMOD_Alt (KMOD_Alt_L | KMOD_Alt_R)
424 #if defined(TARGET_SDL2)
425 #define KMOD_TextInput (KMOD_Shift | KMOD_Alt_R)
428 /* SDL function definitions */
430 #if defined(TARGET_SDL2)
431 SDL_Surface *SDL_DisplayFormat(SDL_Surface *);
434 void SDLInitVideoDisplay(void);
435 void SDLInitVideoBuffer(DrawBuffer **, DrawWindow **, boolean);
436 boolean SDLSetVideoMode(DrawBuffer **, boolean);
437 void SDLCreateBitmapContent(Bitmap *, int, int, int);
438 void SDLFreeBitmapPointers(Bitmap *);
439 void SDLCopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
440 void SDLFillRectangle(Bitmap *, int, int, int, int, Uint32);
441 void SDLFadeRectangle(Bitmap *, int, int, int, int, int, int, int,
442 void (*draw_border_function)(void));
443 void SDLDrawSimpleLine(Bitmap *, int, int, int, int, Uint32);
444 void SDLDrawLine(Bitmap *, int, int, int, int, Uint32);
445 Pixel SDLGetPixel(Bitmap *, int, int);
446 void SDLPutPixel(Bitmap *, int, int, Pixel);
448 void SDLInvertArea(Bitmap *, int, int, int, int, Uint32);
449 void SDLCopyInverseMasked(Bitmap *, Bitmap *, int, int, int, int, int, int);
451 void SDLZoomBitmap(Bitmap *, Bitmap *);
453 Bitmap *SDLLoadImage(char *);
455 void SDLSetMouseCursor(struct MouseCursorInfo *);
457 void SDLOpenAudio(void);
458 void SDLCloseAudio(void);
460 void SDLNextEvent(Event *);
461 void SDLHandleWindowManagerEvent(Event *);
463 void HandleJoystickEvent(Event *);
464 void SDLInitJoysticks(void);
465 boolean SDLReadJoystick(int, int *, int *, boolean *, boolean *);