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Commit | Line | Data |
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0f0b7264 FB |
1 | /* |
2 | * QEMU SDL display driver | |
3 | * | |
4 | * Copyright (c) 2003 Fabrice Bellard | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
67b915a5 | 24 | #include "vl.h" |
0f0b7264 FB |
25 | |
26 | #include <SDL.h> | |
27 | ||
67b915a5 FB |
28 | #ifndef _WIN32 |
29 | #include <signal.h> | |
30 | #endif | |
0f0b7264 FB |
31 | |
32 | static SDL_Surface *screen; | |
33 | static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ | |
8a7ddc38 | 34 | static int last_vm_running; |
8e9c4afe FB |
35 | static int gui_saved_grab; |
36 | static int gui_fullscreen; | |
43523e93 | 37 | static int gui_noframe; |
8e9c4afe FB |
38 | static int gui_key_modifier_pressed; |
39 | static int gui_keysym; | |
d63d307f | 40 | static int gui_fullscreen_initial_grab; |
32ff25bf FB |
41 | static int gui_grab_code = KMOD_LALT | KMOD_LCTRL; |
42 | static uint8_t modifiers_state[256]; | |
09b26c5e FB |
43 | static int width, height; |
44 | static SDL_Cursor *sdl_cursor_normal; | |
45 | static SDL_Cursor *sdl_cursor_hidden; | |
46 | static int absolute_enabled = 0; | |
d34cab9f TS |
47 | static int guest_cursor = 0; |
48 | static int guest_x, guest_y; | |
49 | static SDL_Cursor *guest_sprite = 0; | |
0f0b7264 FB |
50 | |
51 | static void sdl_update(DisplayState *ds, int x, int y, int w, int h) | |
52 | { | |
898712a8 | 53 | // printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h); |
0f0b7264 FB |
54 | SDL_UpdateRect(screen, x, y, w, h); |
55 | } | |
56 | ||
57 | static void sdl_resize(DisplayState *ds, int w, int h) | |
58 | { | |
59 | int flags; | |
60 | ||
61 | // printf("resizing to %d %d\n", w, h); | |
62 | ||
63 | flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; | |
8e9c4afe FB |
64 | if (gui_fullscreen) |
65 | flags |= SDL_FULLSCREEN; | |
43523e93 TS |
66 | if (gui_noframe) |
67 | flags |= SDL_NOFRAME; | |
9903da21 | 68 | |
09b26c5e FB |
69 | width = w; |
70 | height = h; | |
71 | ||
9903da21 | 72 | again: |
0f0b7264 FB |
73 | screen = SDL_SetVideoMode(w, h, 0, flags); |
74 | if (!screen) { | |
75 | fprintf(stderr, "Could not open SDL display\n"); | |
76 | exit(1); | |
77 | } | |
9903da21 FB |
78 | if (!screen->pixels && (flags & SDL_HWSURFACE) && (flags & SDL_FULLSCREEN)) { |
79 | flags &= ~SDL_HWSURFACE; | |
80 | goto again; | |
81 | } | |
82 | ||
83 | if (!screen->pixels) { | |
84 | fprintf(stderr, "Could not open SDL display\n"); | |
85 | exit(1); | |
86 | } | |
0f0b7264 FB |
87 | ds->data = screen->pixels; |
88 | ds->linesize = screen->pitch; | |
89 | ds->depth = screen->format->BitsPerPixel; | |
d3079cd2 FB |
90 | if (ds->depth == 32 && screen->format->Rshift == 0) { |
91 | ds->bgr = 1; | |
92 | } else { | |
93 | ds->bgr = 0; | |
94 | } | |
457831f4 FB |
95 | ds->width = w; |
96 | ds->height = h; | |
0f0b7264 FB |
97 | } |
98 | ||
3d11d0eb | 99 | /* generic keyboard conversion */ |
e58d12ed | 100 | |
3d11d0eb FB |
101 | #include "sdl_keysym.h" |
102 | #include "keymaps.c" | |
103 | ||
104 | static kbd_layout_t *kbd_layout = NULL; | |
105 | ||
106 | static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev) | |
e58d12ed | 107 | { |
3d11d0eb FB |
108 | int keysym; |
109 | /* workaround for X11+SDL bug with AltGR */ | |
110 | keysym = ev->keysym.sym; | |
111 | if (keysym == 0 && ev->keysym.scancode == 113) | |
112 | keysym = SDLK_MODE; | |
60659e3b FB |
113 | /* For Japanese key '\' and '|' */ |
114 | if (keysym == 92 && ev->keysym.scancode == 133) { | |
115 | keysym = 0xa5; | |
116 | } | |
3d11d0eb | 117 | return keysym2scancode(kbd_layout, keysym); |
e58d12ed FB |
118 | } |
119 | ||
3d11d0eb FB |
120 | /* specific keyboard conversions from scan codes */ |
121 | ||
122 | #if defined(_WIN32) | |
e58d12ed FB |
123 | |
124 | static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev) | |
125 | { | |
126 | return ev->keysym.scancode; | |
127 | } | |
128 | ||
129 | #else | |
130 | ||
e58d12ed FB |
131 | static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev) |
132 | { | |
133 | int keycode; | |
134 | ||
135 | keycode = ev->keysym.scancode; | |
136 | ||
137 | if (keycode < 9) { | |
138 | keycode = 0; | |
139 | } else if (keycode < 97) { | |
140 | keycode -= 8; /* just an offset */ | |
60659e3b | 141 | } else if (keycode < 212) { |
e58d12ed | 142 | /* use conversion table */ |
6070dd07 | 143 | keycode = _translate_keycode(keycode - 97); |
e58d12ed FB |
144 | } else { |
145 | keycode = 0; | |
146 | } | |
147 | return keycode; | |
148 | } | |
149 | ||
150 | #endif | |
151 | ||
32ff25bf FB |
152 | static void reset_keys(void) |
153 | { | |
154 | int i; | |
155 | for(i = 0; i < 256; i++) { | |
156 | if (modifiers_state[i]) { | |
157 | if (i & 0x80) | |
158 | kbd_put_keycode(0xe0); | |
159 | kbd_put_keycode(i | 0x80); | |
160 | modifiers_state[i] = 0; | |
161 | } | |
162 | } | |
163 | } | |
164 | ||
0f0b7264 FB |
165 | static void sdl_process_key(SDL_KeyboardEvent *ev) |
166 | { | |
32ff25bf | 167 | int keycode, v; |
de2200d3 FB |
168 | |
169 | if (ev->keysym.sym == SDLK_PAUSE) { | |
170 | /* specific case */ | |
171 | v = 0; | |
172 | if (ev->type == SDL_KEYUP) | |
173 | v |= 0x80; | |
174 | kbd_put_keycode(0xe1); | |
175 | kbd_put_keycode(0x1d | v); | |
176 | kbd_put_keycode(0x45 | v); | |
177 | return; | |
178 | } | |
179 | ||
3d11d0eb FB |
180 | if (kbd_layout) { |
181 | keycode = sdl_keyevent_to_keycode_generic(ev); | |
182 | } else { | |
183 | keycode = sdl_keyevent_to_keycode(ev); | |
184 | } | |
de2200d3 FB |
185 | |
186 | switch(keycode) { | |
187 | case 0x00: | |
188 | /* sent when leaving window: reset the modifiers state */ | |
32ff25bf | 189 | reset_keys(); |
de2200d3 FB |
190 | return; |
191 | case 0x2a: /* Left Shift */ | |
192 | case 0x36: /* Right Shift */ | |
193 | case 0x1d: /* Left CTRL */ | |
194 | case 0x9d: /* Right CTRL */ | |
195 | case 0x38: /* Left ALT */ | |
196 | case 0xb8: /* Right ALT */ | |
0f0b7264 | 197 | if (ev->type == SDL_KEYUP) |
de2200d3 FB |
198 | modifiers_state[keycode] = 0; |
199 | else | |
200 | modifiers_state[keycode] = 1; | |
201 | break; | |
202 | case 0x45: /* num lock */ | |
203 | case 0x3a: /* caps lock */ | |
204 | /* SDL does not send the key up event, so we generate it */ | |
205 | kbd_put_keycode(keycode); | |
206 | kbd_put_keycode(keycode | 0x80); | |
207 | return; | |
0f0b7264 | 208 | } |
de2200d3 FB |
209 | |
210 | /* now send the key code */ | |
211 | if (keycode & 0x80) | |
212 | kbd_put_keycode(0xe0); | |
213 | if (ev->type == SDL_KEYUP) | |
214 | kbd_put_keycode(keycode | 0x80); | |
215 | else | |
216 | kbd_put_keycode(keycode & 0x7f); | |
0f0b7264 FB |
217 | } |
218 | ||
8a7ddc38 FB |
219 | static void sdl_update_caption(void) |
220 | { | |
221 | char buf[1024]; | |
c35734b2 TS |
222 | const char *status = ""; |
223 | ||
224 | if (!vm_running) | |
225 | status = " [Stopped]"; | |
226 | else if (gui_grab) | |
227 | status = " - Press Ctrl-Alt to exit grab"; | |
228 | ||
229 | if (qemu_name) | |
230 | snprintf(buf, sizeof(buf), "QEMU (%s)%s", qemu_name, status); | |
231 | else | |
232 | snprintf(buf, sizeof(buf), "QEMU%s", status); | |
233 | ||
8a7ddc38 FB |
234 | SDL_WM_SetCaption(buf, "QEMU"); |
235 | } | |
236 | ||
09b26c5e FB |
237 | static void sdl_hide_cursor(void) |
238 | { | |
9467cd46 AZ |
239 | if (!cursor_hide) |
240 | return; | |
241 | ||
8785a8dd FB |
242 | if (kbd_mouse_is_absolute()) { |
243 | SDL_ShowCursor(1); | |
244 | SDL_SetCursor(sdl_cursor_hidden); | |
245 | } else { | |
246 | SDL_ShowCursor(0); | |
247 | } | |
09b26c5e FB |
248 | } |
249 | ||
250 | static void sdl_show_cursor(void) | |
251 | { | |
9467cd46 AZ |
252 | if (!cursor_hide) |
253 | return; | |
254 | ||
09b26c5e | 255 | if (!kbd_mouse_is_absolute()) { |
8785a8dd | 256 | SDL_ShowCursor(1); |
d34cab9f TS |
257 | if (guest_cursor && |
258 | (gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) | |
259 | SDL_SetCursor(guest_sprite); | |
260 | else | |
261 | SDL_SetCursor(sdl_cursor_normal); | |
09b26c5e FB |
262 | } |
263 | } | |
264 | ||
0f0b7264 FB |
265 | static void sdl_grab_start(void) |
266 | { | |
d34cab9f TS |
267 | if (guest_cursor) { |
268 | SDL_SetCursor(guest_sprite); | |
269 | SDL_WarpMouse(guest_x, guest_y); | |
270 | } else | |
271 | sdl_hide_cursor(); | |
0f0b7264 FB |
272 | SDL_WM_GrabInput(SDL_GRAB_ON); |
273 | /* dummy read to avoid moving the mouse */ | |
274 | SDL_GetRelativeMouseState(NULL, NULL); | |
275 | gui_grab = 1; | |
8a7ddc38 | 276 | sdl_update_caption(); |
0f0b7264 FB |
277 | } |
278 | ||
279 | static void sdl_grab_end(void) | |
280 | { | |
0f0b7264 | 281 | SDL_WM_GrabInput(SDL_GRAB_OFF); |
0f0b7264 | 282 | gui_grab = 0; |
d34cab9f | 283 | sdl_show_cursor(); |
8a7ddc38 | 284 | sdl_update_caption(); |
0f0b7264 FB |
285 | } |
286 | ||
18a6d284 | 287 | static void sdl_send_mouse_event(int dz) |
0f0b7264 | 288 | { |
18a6d284 | 289 | int dx, dy, state, buttons; |
0f0b7264 FB |
290 | state = SDL_GetRelativeMouseState(&dx, &dy); |
291 | buttons = 0; | |
292 | if (state & SDL_BUTTON(SDL_BUTTON_LEFT)) | |
293 | buttons |= MOUSE_EVENT_LBUTTON; | |
294 | if (state & SDL_BUTTON(SDL_BUTTON_RIGHT)) | |
295 | buttons |= MOUSE_EVENT_RBUTTON; | |
296 | if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE)) | |
297 | buttons |= MOUSE_EVENT_MBUTTON; | |
09b26c5e FB |
298 | |
299 | if (kbd_mouse_is_absolute()) { | |
300 | if (!absolute_enabled) { | |
301 | sdl_hide_cursor(); | |
302 | if (gui_grab) { | |
303 | sdl_grab_end(); | |
304 | } | |
305 | absolute_enabled = 1; | |
306 | } | |
307 | ||
308 | SDL_GetMouseState(&dx, &dy); | |
309 | dx = dx * 0x7FFF / width; | |
310 | dy = dy * 0x7FFF / height; | |
455204eb TS |
311 | } else if (absolute_enabled) { |
312 | sdl_show_cursor(); | |
313 | absolute_enabled = 0; | |
d34cab9f TS |
314 | } else if (guest_cursor) { |
315 | SDL_GetMouseState(&dx, &dy); | |
316 | dx -= guest_x; | |
317 | dy -= guest_y; | |
318 | guest_x += dx; | |
319 | guest_y += dy; | |
09b26c5e FB |
320 | } |
321 | ||
0f0b7264 FB |
322 | kbd_mouse_event(dx, dy, dz, buttons); |
323 | } | |
324 | ||
8e9c4afe FB |
325 | static void toggle_full_screen(DisplayState *ds) |
326 | { | |
327 | gui_fullscreen = !gui_fullscreen; | |
328 | sdl_resize(ds, screen->w, screen->h); | |
329 | if (gui_fullscreen) { | |
330 | gui_saved_grab = gui_grab; | |
331 | sdl_grab_start(); | |
332 | } else { | |
333 | if (!gui_saved_grab) | |
334 | sdl_grab_end(); | |
335 | } | |
95219897 PB |
336 | vga_hw_invalidate(); |
337 | vga_hw_update(); | |
8e9c4afe FB |
338 | } |
339 | ||
0f0b7264 FB |
340 | static void sdl_refresh(DisplayState *ds) |
341 | { | |
342 | SDL_Event ev1, *ev = &ev1; | |
8e9c4afe FB |
343 | int mod_state; |
344 | ||
8a7ddc38 FB |
345 | if (last_vm_running != vm_running) { |
346 | last_vm_running = vm_running; | |
347 | sdl_update_caption(); | |
348 | } | |
349 | ||
95219897 | 350 | vga_hw_update(); |
457831f4 | 351 | |
0f0b7264 FB |
352 | while (SDL_PollEvent(ev)) { |
353 | switch (ev->type) { | |
354 | case SDL_VIDEOEXPOSE: | |
355 | sdl_update(ds, 0, 0, screen->w, screen->h); | |
356 | break; | |
357 | case SDL_KEYDOWN: | |
358 | case SDL_KEYUP: | |
359 | if (ev->type == SDL_KEYDOWN) { | |
32ff25bf FB |
360 | mod_state = (SDL_GetModState() & gui_grab_code) == |
361 | gui_grab_code; | |
8e9c4afe | 362 | gui_key_modifier_pressed = mod_state; |
457831f4 | 363 | if (gui_key_modifier_pressed) { |
32ff25bf FB |
364 | int keycode; |
365 | keycode = sdl_keyevent_to_keycode(&ev->key); | |
366 | switch(keycode) { | |
367 | case 0x21: /* 'f' key on US keyboard */ | |
457831f4 FB |
368 | toggle_full_screen(ds); |
369 | gui_keysym = 1; | |
370 | break; | |
32ff25bf | 371 | case 0x02 ... 0x0a: /* '1' to '9' keys */ |
dfd92d3a FB |
372 | /* Reset the modifiers sent to the current console */ |
373 | reset_keys(); | |
32ff25bf | 374 | console_select(keycode - 0x02); |
95219897 | 375 | if (!is_graphic_console()) { |
457831f4 FB |
376 | /* display grab if going to a text console */ |
377 | if (gui_grab) | |
378 | sdl_grab_end(); | |
379 | } | |
380 | gui_keysym = 1; | |
381 | break; | |
382 | default: | |
383 | break; | |
384 | } | |
95219897 | 385 | } else if (!is_graphic_console()) { |
457831f4 FB |
386 | int keysym; |
387 | keysym = 0; | |
388 | if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) { | |
389 | switch(ev->key.keysym.sym) { | |
390 | case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break; | |
391 | case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break; | |
392 | case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break; | |
393 | case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break; | |
394 | case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break; | |
395 | case SDLK_END: keysym = QEMU_KEY_CTRL_END; break; | |
396 | case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break; | |
397 | case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break; | |
398 | default: break; | |
399 | } | |
400 | } else { | |
401 | switch(ev->key.keysym.sym) { | |
402 | case SDLK_UP: keysym = QEMU_KEY_UP; break; | |
403 | case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break; | |
404 | case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break; | |
405 | case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break; | |
406 | case SDLK_HOME: keysym = QEMU_KEY_HOME; break; | |
407 | case SDLK_END: keysym = QEMU_KEY_END; break; | |
408 | case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break; | |
409 | case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break; | |
410 | case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break; case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break; | |
411 | default: break; | |
412 | } | |
413 | } | |
414 | if (keysym) { | |
415 | kbd_put_keysym(keysym); | |
416 | } else if (ev->key.keysym.unicode != 0) { | |
417 | kbd_put_keysym(ev->key.keysym.unicode); | |
418 | } | |
8e9c4afe FB |
419 | } |
420 | } else if (ev->type == SDL_KEYUP) { | |
bf2b84e4 | 421 | mod_state = (ev->key.keysym.mod & gui_grab_code); |
8e9c4afe FB |
422 | if (!mod_state) { |
423 | if (gui_key_modifier_pressed) { | |
5b311878 | 424 | gui_key_modifier_pressed = 0; |
457831f4 | 425 | if (gui_keysym == 0) { |
32ff25bf | 426 | /* exit/enter grab if pressing Ctrl-Alt */ |
c66b0d4c FB |
427 | if (!gui_grab) { |
428 | /* if the application is not active, | |
429 | do not try to enter grab state. It | |
430 | prevents | |
431 | 'SDL_WM_GrabInput(SDL_GRAB_ON)' | |
432 | from blocking all the application | |
433 | (SDL bug). */ | |
434 | if (SDL_GetAppState() & SDL_APPACTIVE) | |
435 | sdl_grab_start(); | |
436 | } else { | |
8e9c4afe | 437 | sdl_grab_end(); |
c66b0d4c | 438 | } |
32ff25bf FB |
439 | /* SDL does not send back all the |
440 | modifiers key, so we must correct it */ | |
441 | reset_keys(); | |
8e9c4afe FB |
442 | break; |
443 | } | |
8e9c4afe FB |
444 | gui_keysym = 0; |
445 | } | |
0f0b7264 FB |
446 | } |
447 | } | |
dfd92d3a | 448 | if (is_graphic_console() && !gui_keysym) |
457831f4 | 449 | sdl_process_key(&ev->key); |
0f0b7264 FB |
450 | break; |
451 | case SDL_QUIT: | |
667accab TS |
452 | if (!no_quit) { |
453 | qemu_system_shutdown_request(); | |
454 | } | |
0f0b7264 FB |
455 | break; |
456 | case SDL_MOUSEMOTION: | |
455204eb TS |
457 | if (gui_grab || kbd_mouse_is_absolute() || |
458 | absolute_enabled) { | |
18a6d284 | 459 | sdl_send_mouse_event(0); |
0f0b7264 FB |
460 | } |
461 | break; | |
462 | case SDL_MOUSEBUTTONDOWN: | |
463 | case SDL_MOUSEBUTTONUP: | |
464 | { | |
465 | SDL_MouseButtonEvent *bev = &ev->button; | |
09b26c5e | 466 | if (!gui_grab && !kbd_mouse_is_absolute()) { |
0f0b7264 FB |
467 | if (ev->type == SDL_MOUSEBUTTONDOWN && |
468 | (bev->state & SDL_BUTTON_LMASK)) { | |
469 | /* start grabbing all events */ | |
470 | sdl_grab_start(); | |
471 | } | |
472 | } else { | |
18a6d284 FB |
473 | int dz; |
474 | dz = 0; | |
475 | #ifdef SDL_BUTTON_WHEELUP | |
09b26c5e | 476 | if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) { |
18a6d284 | 477 | dz = -1; |
09b26c5e | 478 | } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) { |
18a6d284 FB |
479 | dz = 1; |
480 | } | |
481 | #endif | |
482 | sdl_send_mouse_event(dz); | |
0f0b7264 FB |
483 | } |
484 | } | |
485 | break; | |
0294ffb9 | 486 | case SDL_ACTIVEEVENT: |
5b311878 PB |
487 | if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS && |
488 | !ev->active.gain && !gui_fullscreen_initial_grab) { | |
0294ffb9 FB |
489 | sdl_grab_end(); |
490 | } | |
491 | break; | |
0f0b7264 FB |
492 | default: |
493 | break; | |
494 | } | |
495 | } | |
496 | } | |
497 | ||
d34cab9f TS |
498 | static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c) |
499 | { | |
500 | SDL_Rect dst = { x, y, w, h }; | |
501 | SDL_FillRect(screen, &dst, c); | |
502 | } | |
503 | ||
504 | static void sdl_mouse_warp(int x, int y, int on) | |
505 | { | |
506 | if (on) { | |
507 | if (!guest_cursor) | |
508 | sdl_show_cursor(); | |
509 | if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) { | |
510 | SDL_SetCursor(guest_sprite); | |
511 | SDL_WarpMouse(x, y); | |
512 | } | |
513 | } else if (gui_grab) | |
514 | sdl_hide_cursor(); | |
515 | guest_cursor = on; | |
516 | guest_x = x, guest_y = y; | |
517 | } | |
518 | ||
519 | static void sdl_mouse_define(int width, int height, int bpp, | |
520 | int hot_x, int hot_y, | |
521 | uint8_t *image, uint8_t *mask) | |
522 | { | |
523 | uint8_t sprite[256], *line; | |
524 | int x, y, dst, bypl, src = 0; | |
525 | if (guest_sprite) | |
526 | SDL_FreeCursor(guest_sprite); | |
527 | ||
528 | memset(sprite, 0, 256); | |
529 | bypl = ((width * bpp + 31) >> 5) << 2; | |
530 | for (y = 0, dst = 0; y < height; y ++, image += bypl) { | |
531 | line = image; | |
532 | for (x = 0; x < width; x ++, dst ++) { | |
533 | switch (bpp) { | |
534 | case 24: | |
535 | src = *(line ++); src |= *(line ++); src |= *(line ++); | |
536 | break; | |
537 | case 16: | |
538 | case 15: | |
539 | src = *(line ++); src |= *(line ++); | |
540 | break; | |
541 | case 8: | |
542 | src = *(line ++); | |
543 | break; | |
544 | case 4: | |
545 | src = 0xf & (line[x >> 1] >> ((x & 1)) << 2); | |
546 | break; | |
547 | case 2: | |
548 | src = 3 & (line[x >> 2] >> ((x & 3)) << 1); | |
549 | break; | |
550 | case 1: | |
551 | src = 1 & (line[x >> 3] >> (x & 7)); | |
552 | break; | |
553 | } | |
554 | if (!src) | |
555 | sprite[dst >> 3] |= (1 << (~dst & 7)) & mask[dst >> 3]; | |
556 | } | |
557 | } | |
558 | guest_sprite = SDL_CreateCursor(sprite, mask, width, height, hot_x, hot_y); | |
559 | ||
560 | if (guest_cursor && | |
561 | (gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) | |
562 | SDL_SetCursor(guest_sprite); | |
563 | } | |
564 | ||
898712a8 FB |
565 | static void sdl_cleanup(void) |
566 | { | |
d34cab9f TS |
567 | if (guest_sprite) |
568 | SDL_FreeCursor(guest_sprite); | |
898712a8 FB |
569 | SDL_Quit(); |
570 | } | |
571 | ||
43523e93 | 572 | void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) |
0f0b7264 FB |
573 | { |
574 | int flags; | |
09b26c5e | 575 | uint8_t data = 0; |
0f0b7264 | 576 | |
3d11d0eb FB |
577 | #if defined(__APPLE__) |
578 | /* always use generic keymaps */ | |
579 | if (!keyboard_layout) | |
580 | keyboard_layout = "en-us"; | |
581 | #endif | |
582 | if(keyboard_layout) { | |
583 | kbd_layout = init_keyboard_layout(keyboard_layout); | |
584 | if (!kbd_layout) | |
585 | exit(1); | |
586 | } | |
587 | ||
43523e93 TS |
588 | if (no_frame) |
589 | gui_noframe = 1; | |
590 | ||
0f0b7264 FB |
591 | flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; |
592 | if (SDL_Init (flags)) { | |
593 | fprintf(stderr, "Could not initialize SDL - exiting\n"); | |
594 | exit(1); | |
595 | } | |
67b915a5 | 596 | #ifndef _WIN32 |
0ae04d73 FB |
597 | /* NOTE: we still want Ctrl-C to work, so we undo the SDL redirections */ |
598 | signal(SIGINT, SIG_DFL); | |
599 | signal(SIGQUIT, SIG_DFL); | |
67b915a5 | 600 | #endif |
0ae04d73 | 601 | |
0f0b7264 FB |
602 | ds->dpy_update = sdl_update; |
603 | ds->dpy_resize = sdl_resize; | |
604 | ds->dpy_refresh = sdl_refresh; | |
d34cab9f TS |
605 | ds->dpy_fill = sdl_fill; |
606 | ds->mouse_set = sdl_mouse_warp; | |
607 | ds->cursor_define = sdl_mouse_define; | |
0f0b7264 FB |
608 | |
609 | sdl_resize(ds, 640, 400); | |
8a7ddc38 | 610 | sdl_update_caption(); |
0f0b7264 | 611 | SDL_EnableKeyRepeat(250, 50); |
457831f4 | 612 | SDL_EnableUNICODE(1); |
0f0b7264 | 613 | gui_grab = 0; |
898712a8 | 614 | |
09b26c5e FB |
615 | sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); |
616 | sdl_cursor_normal = SDL_GetCursor(); | |
617 | ||
898712a8 | 618 | atexit(sdl_cleanup); |
d63d307f FB |
619 | if (full_screen) { |
620 | gui_fullscreen = 1; | |
621 | gui_fullscreen_initial_grab = 1; | |
622 | sdl_grab_start(); | |
623 | } | |
0f0b7264 | 624 | } |