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 #if defined(PLATFORM_ANDROID)
51 #define WINDOW_SCALING_STATUS WINDOW_SCALING_NOT_AVAILABLE
52 #define FULLSCREEN_STATUS FULLSCREEN_NOT_AVAILABLE
53 #elif defined(TARGET_SDL2)
54 #define WINDOW_SCALING_STATUS WINDOW_SCALING_AVAILABLE
55 #define FULLSCREEN_STATUS FULLSCREEN_AVAILABLE
56 #define USE_DESKTOP_FULLSCREEN TRUE
58 #define WINDOW_SCALING_STATUS WINDOW_SCALING_NOT_AVAILABLE
59 #define FULLSCREEN_STATUS FULLSCREEN_AVAILABLE
62 #define CURSOR_MAX_WIDTH 32
63 #define CURSOR_MAX_HEIGHT 32
66 /* SDL type definitions */
68 typedef struct SDLSurfaceInfo Bitmap;
69 typedef struct SDLSurfaceInfo DrawBuffer;
70 typedef struct SDLSurfaceInfo DrawWindow;
72 typedef SDL_Cursor *Cursor;
74 #if defined(TARGET_SDL2)
75 typedef SDL_Keycode Key;
76 typedef SDL_Keymod KeyMod;
79 typedef unsigned int KeyMod;
82 typedef SDL_Event Event;
83 typedef SDL_MouseButtonEvent ButtonEvent;
84 typedef SDL_MouseMotionEvent MotionEvent;
85 #if defined(TARGET_SDL2)
86 typedef SDL_TouchFingerEvent FingerEvent;
87 typedef SDL_TextInputEvent TextEvent;
89 typedef SDL_KeyboardEvent KeyEvent;
90 typedef SDL_Event ExposeEvent;
91 typedef SDL_Event FocusChangeEvent;
92 typedef SDL_Event ClientMessageEvent;
101 /* structure definitions */
103 struct SDLSurfaceInfo
105 char *source_filename;
108 SDL_Surface *surface;
109 SDL_Surface *surface_masked;
114 struct MouseCursorInfo
119 byte data[CURSOR_MAX_WIDTH * CURSOR_MAX_HEIGHT / 8];
120 byte mask[CURSOR_MAX_WIDTH * CURSOR_MAX_HEIGHT / 8];
124 /* SDL symbol definitions */
128 #define BLACK_PIXEL 0x000000
129 #define WHITE_PIXEL 0xffffff
131 #define EVENT_BUTTONPRESS SDL_MOUSEBUTTONDOWN
132 #define EVENT_BUTTONRELEASE SDL_MOUSEBUTTONUP
133 #define EVENT_MOTIONNOTIFY SDL_MOUSEMOTION
134 #if defined(TARGET_SDL2)
135 #define EVENT_FINGERPRESS SDL_FINGERDOWN
136 #define EVENT_FINGERRELEASE SDL_FINGERUP
137 #define EVENT_FINGERMOTION SDL_FINGERMOTION
138 #define EVENT_TEXTINPUT SDL_TEXTINPUT
140 #define EVENT_KEYPRESS SDL_KEYDOWN
141 #define EVENT_KEYRELEASE SDL_KEYUP
142 #define EVENT_EXPOSE SDL_USEREVENT + 0
143 #define EVENT_FOCUSIN SDL_USEREVENT + 1
144 #define EVENT_FOCUSOUT SDL_USEREVENT + 2
145 #define EVENT_CLIENTMESSAGE SDL_QUIT
146 #define EVENT_MAPNOTIFY SDL_USEREVENT + 4
147 #define EVENT_UNMAPNOTIFY SDL_USEREVENT + 5
149 #define KSYM_UNDEFINED SDLK_UNKNOWN
151 #define KSYM_Return SDLK_RETURN
152 #define KSYM_Escape SDLK_ESCAPE
154 #define KSYM_Left SDLK_LEFT
155 #define KSYM_Right SDLK_RIGHT
156 #define KSYM_Up SDLK_UP
157 #define KSYM_Down SDLK_DOWN
160 #define KSYM_KP_Left SDLK_KP_LEFT
161 #define KSYM_KP_Right SDLK_KP_RIGHT
162 #define KSYM_KP_Up SDLK_KP_UP
163 #define KSYM_KP_Down SDLK_KP_DOWN
166 #define KSYM_KP_Enter SDLK_KP_ENTER
167 #define KSYM_KP_Add SDLK_KP_PLUS
168 #define KSYM_KP_Subtract SDLK_KP_MINUS
169 #define KSYM_KP_Multiply SDLK_KP_MULTIPLY
170 #define KSYM_KP_Divide SDLK_KP_DIVIDE
171 #define KSYM_KP_Separator SDLK_KP_PERIOD
173 #define KSYM_Shift_L SDLK_LSHIFT
174 #define KSYM_Shift_R SDLK_RSHIFT
175 #define KSYM_Control_L SDLK_LCTRL
176 #define KSYM_Control_R SDLK_RCTRL
178 #if defined(TARGET_SDL2)
179 #define KSYM_Meta_L SDLK_LGUI
180 #define KSYM_Meta_R SDLK_RGUI
182 #define KSYM_Meta_L SDLK_LMETA
183 #define KSYM_Meta_R SDLK_RMETA
186 #define KSYM_Alt_L SDLK_LALT
187 #define KSYM_Alt_R SDLK_RALT
188 #if !defined(TARGET_SDL2)
189 #define KSYM_Super_L SDLK_LSUPER
190 #define KSYM_Super_R SDLK_RSUPER
192 #define KSYM_Mode_switch SDLK_MODE
193 #define KSYM_Multi_key SDLK_RCTRL
195 #define KSYM_BackSpace SDLK_BACKSPACE
196 #define KSYM_Delete SDLK_DELETE
197 #define KSYM_Insert SDLK_INSERT
198 #define KSYM_Tab SDLK_TAB
199 #define KSYM_Home SDLK_HOME
200 #define KSYM_End SDLK_END
201 #define KSYM_Page_Up SDLK_PAGEUP
202 #define KSYM_Page_Down SDLK_PAGEDOWN
204 #if defined(TARGET_SDL2)
205 #define KSYM_Menu SDLK_MENU
206 #define KSYM_Back SDLK_AC_BACK
209 #define KSYM_space SDLK_SPACE
210 #define KSYM_exclam SDLK_EXCLAIM
211 #define KSYM_quotedbl SDLK_QUOTEDBL
212 #define KSYM_numbersign SDLK_HASH
213 #define KSYM_dollar SDLK_DOLLAR
215 #if defined(TARGET_SDL2)
216 #define KSYM_percent SDLK_PERCENT
218 #define KSYM_percent 37 /* undefined in SDL */
221 #define KSYM_ampersand SDLK_AMPERSAND
222 #define KSYM_apostrophe SDLK_QUOTE
223 #define KSYM_parenleft SDLK_LEFTPAREN
224 #define KSYM_parenright SDLK_RIGHTPAREN
225 #define KSYM_asterisk SDLK_ASTERISK
226 #define KSYM_plus SDLK_PLUS
227 #define KSYM_comma SDLK_COMMA
228 #define KSYM_minus SDLK_MINUS
229 #define KSYM_period SDLK_PERIOD
230 #define KSYM_slash SDLK_SLASH
232 #define KSYM_colon SDLK_COLON
233 #define KSYM_semicolon SDLK_SEMICOLON
234 #define KSYM_less SDLK_LESS
235 #define KSYM_equal SDLK_EQUALS
236 #define KSYM_greater SDLK_GREATER
237 #define KSYM_question SDLK_QUESTION
238 #define KSYM_at SDLK_AT
240 #define KSYM_bracketleft SDLK_LEFTBRACKET
241 #define KSYM_backslash SDLK_BACKSLASH
242 #define KSYM_bracketright SDLK_RIGHTBRACKET
243 #define KSYM_asciicircum SDLK_CARET
244 #define KSYM_underscore SDLK_UNDERSCORE
245 #define KSYM_grave SDLK_BACKQUOTE
247 #define KSYM_quoteleft KSYM_UNDEFINED /* undefined */
248 #define KSYM_braceleft KSYM_UNDEFINED /* undefined */
249 #define KSYM_bar KSYM_UNDEFINED /* undefined */
250 #define KSYM_braceright KSYM_UNDEFINED /* undefined */
251 #define KSYM_asciitilde KSYM_UNDEFINED /* undefined */
253 #if defined(TARGET_SDL2)
254 #define KSYM_degree 176
255 #define KSYM_Adiaeresis 196
256 #define KSYM_Odiaeresis 214
257 #define KSYM_Udiaeresis 220
258 #define KSYM_adiaeresis 228
259 #define KSYM_odiaeresis 246
260 #define KSYM_udiaeresis 252
261 #define KSYM_ssharp 223
263 #define KSYM_degree SDLK_WORLD_16
264 #define KSYM_Adiaeresis SDLK_WORLD_36
265 #define KSYM_Odiaeresis SDLK_WORLD_54
266 #define KSYM_Udiaeresis SDLK_WORLD_60
267 #define KSYM_adiaeresis SDLK_WORLD_68
268 #define KSYM_odiaeresis SDLK_WORLD_86
269 #define KSYM_udiaeresis SDLK_WORLD_92
270 #define KSYM_ssharp SDLK_WORLD_63
302 #define KSYM_A SDLK_A
303 #define KSYM_B SDLK_B
304 #define KSYM_C SDLK_C
305 #define KSYM_D SDLK_D
306 #define KSYM_E SDLK_E
307 #define KSYM_F SDLK_F
308 #define KSYM_G SDLK_G
309 #define KSYM_H SDLK_H
310 #define KSYM_I SDLK_I
311 #define KSYM_J SDLK_J
312 #define KSYM_K SDLK_K
313 #define KSYM_L SDLK_L
314 #define KSYM_M SDLK_M
315 #define KSYM_N SDLK_N
316 #define KSYM_O SDLK_O
317 #define KSYM_P SDLK_P
318 #define KSYM_Q SDLK_Q
319 #define KSYM_R SDLK_R
320 #define KSYM_S SDLK_S
321 #define KSYM_T SDLK_T
322 #define KSYM_U SDLK_U
323 #define KSYM_V SDLK_V
324 #define KSYM_W SDLK_W
325 #define KSYM_X SDLK_X
326 #define KSYM_Y SDLK_Y
327 #define KSYM_Z SDLK_Z
329 #define KSYM_a SDLK_a
330 #define KSYM_b SDLK_b
331 #define KSYM_c SDLK_c
332 #define KSYM_d SDLK_d
333 #define KSYM_e SDLK_e
334 #define KSYM_f SDLK_f
335 #define KSYM_g SDLK_g
336 #define KSYM_h SDLK_h
337 #define KSYM_i SDLK_i
338 #define KSYM_j SDLK_j
339 #define KSYM_k SDLK_k
340 #define KSYM_l SDLK_l
341 #define KSYM_m SDLK_m
342 #define KSYM_n SDLK_n
343 #define KSYM_o SDLK_o
344 #define KSYM_p SDLK_p
345 #define KSYM_q SDLK_q
346 #define KSYM_r SDLK_r
347 #define KSYM_s SDLK_s
348 #define KSYM_t SDLK_t
349 #define KSYM_u SDLK_u
350 #define KSYM_v SDLK_v
351 #define KSYM_w SDLK_w
352 #define KSYM_x SDLK_x
353 #define KSYM_y SDLK_y
354 #define KSYM_z SDLK_z
356 #define KSYM_0 SDLK_0
357 #define KSYM_1 SDLK_1
358 #define KSYM_2 SDLK_2
359 #define KSYM_3 SDLK_3
360 #define KSYM_4 SDLK_4
361 #define KSYM_5 SDLK_5
362 #define KSYM_6 SDLK_6
363 #define KSYM_7 SDLK_7
364 #define KSYM_8 SDLK_8
365 #define KSYM_9 SDLK_9
367 #if defined(TARGET_SDL2)
368 #define KSYM_KP_0 SDLK_KP_0
369 #define KSYM_KP_1 SDLK_KP_1
370 #define KSYM_KP_2 SDLK_KP_2
371 #define KSYM_KP_3 SDLK_KP_3
372 #define KSYM_KP_4 SDLK_KP_4
373 #define KSYM_KP_5 SDLK_KP_5
374 #define KSYM_KP_6 SDLK_KP_6
375 #define KSYM_KP_7 SDLK_KP_7
376 #define KSYM_KP_8 SDLK_KP_8
377 #define KSYM_KP_9 SDLK_KP_9
379 #define KSYM_KP_0 SDLK_KP0
380 #define KSYM_KP_1 SDLK_KP1
381 #define KSYM_KP_2 SDLK_KP2
382 #define KSYM_KP_3 SDLK_KP3
383 #define KSYM_KP_4 SDLK_KP4
384 #define KSYM_KP_5 SDLK_KP5
385 #define KSYM_KP_6 SDLK_KP6
386 #define KSYM_KP_7 SDLK_KP7
387 #define KSYM_KP_8 SDLK_KP8
388 #define KSYM_KP_9 SDLK_KP9
391 #define KSYM_F1 SDLK_F1
392 #define KSYM_F2 SDLK_F2
393 #define KSYM_F3 SDLK_F3
394 #define KSYM_F4 SDLK_F4
395 #define KSYM_F5 SDLK_F5
396 #define KSYM_F6 SDLK_F6
397 #define KSYM_F7 SDLK_F7
398 #define KSYM_F8 SDLK_F8
399 #define KSYM_F9 SDLK_F9
400 #define KSYM_F10 SDLK_F10
401 #define KSYM_F11 SDLK_F11
402 #define KSYM_F12 SDLK_F12
404 #define KSYM_FKEY_FIRST KSYM_F1
405 #define KSYM_FKEY_LAST KSYM_F12
406 #define KSYM_NUM_FKEYS (KSYM_FKEY_LAST - KSYM_FKEY_FIRST + 1)
408 #define KMOD_None KMOD_NONE
409 #define KMOD_Shift_L KMOD_LSHIFT
410 #define KMOD_Shift_R KMOD_RSHIFT
411 #define KMOD_Control_L KMOD_LCTRL
412 #define KMOD_Control_R KMOD_RCTRL
414 #if defined(TARGET_SDL2)
415 #define KMOD_Meta_L KMOD_LGUI
416 #define KMOD_Meta_R KMOD_RGUI
418 #define KMOD_Meta_L KMOD_LMETA
419 #define KMOD_Meta_R KMOD_RMETA
422 #define KMOD_Alt_L KMOD_LALT
423 #define KMOD_Alt_R KMOD_RALT
425 #define KMOD_Shift (KMOD_Shift_L | KMOD_Shift_R)
426 #define KMOD_Control (KMOD_Control_L | KMOD_Control_R)
427 #define KMOD_Meta (KMOD_Meta_L | KMOD_Meta_R)
428 #define KMOD_Alt (KMOD_Alt_L | KMOD_Alt_R)
430 #if defined(TARGET_SDL2)
431 #define KMOD_TextInput (KMOD_Shift | KMOD_Alt_R)
434 /* SDL function definitions */
436 #if defined(TARGET_SDL2)
437 SDL_Surface *SDL_DisplayFormat(SDL_Surface *);
440 void SDLInitVideoDisplay(void);
441 void SDLInitVideoBuffer(DrawBuffer **, DrawWindow **, boolean);
442 boolean SDLSetVideoMode(DrawBuffer **, boolean);
443 void SDLCreateBitmapContent(Bitmap *, int, int, int);
444 void SDLFreeBitmapPointers(Bitmap *);
445 void SDLCopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int);
446 void SDLFillRectangle(Bitmap *, int, int, int, int, Uint32);
447 void SDLFadeRectangle(Bitmap *, int, int, int, int, int, int, int,
448 void (*draw_border_function)(void));
449 void SDLDrawSimpleLine(Bitmap *, int, int, int, int, Uint32);
450 void SDLDrawLine(Bitmap *, int, int, int, int, Uint32);
451 Pixel SDLGetPixel(Bitmap *, int, int);
452 void SDLPutPixel(Bitmap *, int, int, Pixel);
454 void SDLInvertArea(Bitmap *, int, int, int, int, Uint32);
455 void SDLCopyInverseMasked(Bitmap *, Bitmap *, int, int, int, int, int, int);
457 void SDLZoomBitmap(Bitmap *, Bitmap *);
459 Bitmap *SDLLoadImage(char *);
461 void SDLSetMouseCursor(struct MouseCursorInfo *);
463 void SDLOpenAudio(void);
464 void SDLCloseAudio(void);
466 void SDLNextEvent(Event *);
467 void SDLHandleWindowManagerEvent(Event *);
469 void HandleJoystickEvent(Event *);
470 void SDLInitJoysticks(void);
471 boolean SDLReadJoystick(int, int *, int *, boolean *, boolean *);