diff options
Diffstat (limited to 'apps/plugins/sdl/src/video/riscos/SDL_riscosevents.c')
-rw-r--r-- | apps/plugins/sdl/src/video/riscos/SDL_riscosevents.c | 549 |
1 files changed, 549 insertions, 0 deletions
diff --git a/apps/plugins/sdl/src/video/riscos/SDL_riscosevents.c b/apps/plugins/sdl/src/video/riscos/SDL_riscosevents.c new file mode 100644 index 0000000000..54875076ab --- /dev/null +++ b/apps/plugins/sdl/src/video/riscos/SDL_riscosevents.c | |||
@@ -0,0 +1,549 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Library General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Library General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Library General Public | ||
16 | License along with this library; if not, write to the Free | ||
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | /* | ||
25 | File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability | ||
26 | 27 March 2003 | ||
27 | |||
28 | Implements keyboard setup, event pump and keyboard and mouse polling | ||
29 | */ | ||
30 | |||
31 | |||
32 | #include "SDL.h" | ||
33 | #include "../../timer/SDL_timer_c.h" | ||
34 | #include "../../events/SDL_sysevents.h" | ||
35 | #include "../../events/SDL_events_c.h" | ||
36 | #include "../SDL_cursor_c.h" | ||
37 | #include "SDL_riscosvideo.h" | ||
38 | #include "SDL_riscosevents_c.h" | ||
39 | |||
40 | #include "memory.h" | ||
41 | #include "stdlib.h" | ||
42 | #include "ctype.h" | ||
43 | |||
44 | #include "kernel.h" | ||
45 | #include "swis.h" | ||
46 | |||
47 | /* The translation table from a RISC OS internal key numbers to a SDL keysym */ | ||
48 | static SDLKey RO_keymap[SDLK_LAST]; | ||
49 | |||
50 | /* RISC OS Key codes */ | ||
51 | #define ROKEY_SHIFT 0 | ||
52 | #define ROKEY_CTRL 1 | ||
53 | #define ROKEY_ALT 2 | ||
54 | /* Left shift is first key we will check for */ | ||
55 | #define ROKEY_LEFT_SHIFT 3 | ||
56 | |||
57 | /* Need to ignore mouse buttons as they are processed separately */ | ||
58 | #define ROKEY_LEFT_MOUSE 9 | ||
59 | #define ROKEY_CENTRE_MOUSE 10 | ||
60 | #define ROKEY_RIGHT_MOUSE 11 | ||
61 | |||
62 | /* No key has been pressed return value*/ | ||
63 | #define ROKEY_NONE 255 | ||
64 | |||
65 | /* Id of last key in keyboard */ | ||
66 | #define ROKEY_LAST_KEY 124 | ||
67 | |||
68 | /* Size of array for all keys */ | ||
69 | #define ROKEYBD_ARRAYSIZE 125 | ||
70 | |||
71 | static char RO_pressed[ROKEYBD_ARRAYSIZE]; | ||
72 | |||
73 | static SDL_keysym *TranslateKey(int intkey, SDL_keysym *keysym, int pressed); | ||
74 | |||
75 | void RISCOS_PollMouse(_THIS); | ||
76 | void RISCOS_PollKeyboard(); | ||
77 | |||
78 | void RISCOS_PollMouseHelper(_THIS, int fullscreen); | ||
79 | |||
80 | #if SDL_THREADS_DISABLED | ||
81 | extern void DRenderer_FillBuffers(); | ||
82 | |||
83 | /* Timer running function */ | ||
84 | extern void RISCOS_CheckTimer(); | ||
85 | |||
86 | #endif | ||
87 | |||
88 | void FULLSCREEN_PumpEvents(_THIS) | ||
89 | { | ||
90 | /* Current implementation requires keyboard and mouse polling */ | ||
91 | RISCOS_PollKeyboard(); | ||
92 | RISCOS_PollMouse(this); | ||
93 | #if SDL_THREADS_DISABLED | ||
94 | // DRenderer_FillBuffers(); | ||
95 | if (SDL_timer_running) RISCOS_CheckTimer(); | ||
96 | #endif | ||
97 | } | ||
98 | |||
99 | |||
100 | void RISCOS_InitOSKeymap(_THIS) | ||
101 | { | ||
102 | int i; | ||
103 | |||
104 | /* Map the VK keysyms */ | ||
105 | for ( i=0; i<SDL_arraysize(RO_keymap); ++i ) | ||
106 | RO_keymap[i] = SDLK_UNKNOWN; | ||
107 | |||
108 | RO_keymap[3] = SDLK_LSHIFT; | ||
109 | RO_keymap[4] = SDLK_LCTRL; | ||
110 | RO_keymap[5] = SDLK_LALT; | ||
111 | RO_keymap[6] = SDLK_RSHIFT; | ||
112 | RO_keymap[7] = SDLK_RCTRL; | ||
113 | RO_keymap[8] = SDLK_RALT; | ||
114 | RO_keymap[16] = SDLK_q; | ||
115 | RO_keymap[17] = SDLK_3; | ||
116 | RO_keymap[18] = SDLK_4; | ||
117 | RO_keymap[19] = SDLK_5; | ||
118 | RO_keymap[20] = SDLK_F4; | ||
119 | RO_keymap[21] = SDLK_8; | ||
120 | RO_keymap[22] = SDLK_F7; | ||
121 | RO_keymap[23] = SDLK_MINUS, | ||
122 | RO_keymap[25] = SDLK_LEFT; | ||
123 | RO_keymap[26] = SDLK_KP6; | ||
124 | RO_keymap[27] = SDLK_KP7; | ||
125 | RO_keymap[28] = SDLK_F11; | ||
126 | RO_keymap[29] = SDLK_F12; | ||
127 | RO_keymap[30] = SDLK_F10; | ||
128 | RO_keymap[31] = SDLK_SCROLLOCK; | ||
129 | RO_keymap[32] = SDLK_PRINT; | ||
130 | RO_keymap[33] = SDLK_w; | ||
131 | RO_keymap[34] = SDLK_e; | ||
132 | RO_keymap[35] = SDLK_t; | ||
133 | RO_keymap[36] = SDLK_7; | ||
134 | RO_keymap[37] = SDLK_i; | ||
135 | RO_keymap[38] = SDLK_9; | ||
136 | RO_keymap[39] = SDLK_0; | ||
137 | RO_keymap[41] = SDLK_DOWN; | ||
138 | RO_keymap[42] = SDLK_KP8; | ||
139 | RO_keymap[43] = SDLK_KP9; | ||
140 | RO_keymap[44] = SDLK_BREAK; | ||
141 | RO_keymap[45] = SDLK_BACKQUOTE; | ||
142 | /* RO_keymap[46] = SDLK_currency; TODO: Figure out if this has a value */ | ||
143 | RO_keymap[47] = SDLK_BACKSPACE; | ||
144 | RO_keymap[48] = SDLK_1; | ||
145 | RO_keymap[49] = SDLK_2; | ||
146 | RO_keymap[50] = SDLK_d; | ||
147 | RO_keymap[51] = SDLK_r; | ||
148 | RO_keymap[52] = SDLK_6; | ||
149 | RO_keymap[53] = SDLK_u; | ||
150 | RO_keymap[54] = SDLK_o; | ||
151 | RO_keymap[55] = SDLK_p; | ||
152 | RO_keymap[56] = SDLK_LEFTBRACKET; | ||
153 | RO_keymap[57] = SDLK_UP; | ||
154 | RO_keymap[58] = SDLK_KP_PLUS; | ||
155 | RO_keymap[59] = SDLK_KP_MINUS; | ||
156 | RO_keymap[60] = SDLK_KP_ENTER; | ||
157 | RO_keymap[61] = SDLK_INSERT; | ||
158 | RO_keymap[62] = SDLK_HOME; | ||
159 | RO_keymap[63] = SDLK_PAGEUP; | ||
160 | RO_keymap[64] = SDLK_CAPSLOCK; | ||
161 | RO_keymap[65] = SDLK_a; | ||
162 | RO_keymap[66] = SDLK_x; | ||
163 | RO_keymap[67] = SDLK_f; | ||
164 | RO_keymap[68] = SDLK_y; | ||
165 | RO_keymap[69] = SDLK_j; | ||
166 | RO_keymap[70] = SDLK_k; | ||
167 | RO_keymap[72] = SDLK_SEMICOLON; | ||
168 | RO_keymap[73] = SDLK_RETURN; | ||
169 | RO_keymap[74] = SDLK_KP_DIVIDE; | ||
170 | RO_keymap[76] = SDLK_KP_PERIOD; | ||
171 | RO_keymap[77] = SDLK_NUMLOCK; | ||
172 | RO_keymap[78] = SDLK_PAGEDOWN; | ||
173 | RO_keymap[79] = SDLK_QUOTE; | ||
174 | RO_keymap[81] = SDLK_s; | ||
175 | RO_keymap[82] = SDLK_c; | ||
176 | RO_keymap[83] = SDLK_g; | ||
177 | RO_keymap[84] = SDLK_h; | ||
178 | RO_keymap[85] = SDLK_n; | ||
179 | RO_keymap[86] = SDLK_l; | ||
180 | RO_keymap[87] = SDLK_SEMICOLON; | ||
181 | RO_keymap[88] = SDLK_RIGHTBRACKET; | ||
182 | RO_keymap[89] = SDLK_DELETE; | ||
183 | RO_keymap[90] = SDLK_KP_MINUS; | ||
184 | RO_keymap[91] = SDLK_KP_MULTIPLY; | ||
185 | RO_keymap[93] = SDLK_EQUALS; | ||
186 | RO_keymap[94] = SDLK_BACKSLASH; | ||
187 | RO_keymap[96] = SDLK_TAB; | ||
188 | RO_keymap[97] = SDLK_z; | ||
189 | RO_keymap[98] = SDLK_SPACE; | ||
190 | RO_keymap[99] = SDLK_v; | ||
191 | RO_keymap[100] = SDLK_b; | ||
192 | RO_keymap[101] = SDLK_m; | ||
193 | RO_keymap[102] = SDLK_COMMA; | ||
194 | RO_keymap[103] = SDLK_PERIOD; | ||
195 | RO_keymap[104] = SDLK_SLASH; | ||
196 | RO_keymap[105] = SDLK_END; | ||
197 | RO_keymap[106] = SDLK_KP0; | ||
198 | RO_keymap[107] = SDLK_KP1; | ||
199 | RO_keymap[108] = SDLK_KP3; | ||
200 | RO_keymap[112] = SDLK_ESCAPE; | ||
201 | RO_keymap[113] = SDLK_F1; | ||
202 | RO_keymap[114] = SDLK_F2; | ||
203 | RO_keymap[115] = SDLK_F3; | ||
204 | RO_keymap[116] = SDLK_F5; | ||
205 | RO_keymap[117] = SDLK_F6; | ||
206 | RO_keymap[118] = SDLK_F8; | ||
207 | RO_keymap[119] = SDLK_F9; | ||
208 | RO_keymap[120] = SDLK_HASH; | ||
209 | RO_keymap[121] = SDLK_RIGHT; | ||
210 | RO_keymap[122] = SDLK_KP4; | ||
211 | RO_keymap[123] = SDLK_KP5; | ||
212 | RO_keymap[124] = SDLK_KP2; | ||
213 | |||
214 | SDL_memset(RO_pressed, 0, ROKEYBD_ARRAYSIZE); | ||
215 | } | ||
216 | |||
217 | |||
218 | /* Variable for mouse relative processing */ | ||
219 | int mouse_relative = 0; | ||
220 | |||
221 | /* Check to see if we need to enter or leave mouse relative mode */ | ||
222 | |||
223 | void RISCOS_CheckMouseMode(_THIS) | ||
224 | { | ||
225 | /* If the mouse is hidden and input is grabbed, we use relative mode */ | ||
226 | if ( !(SDL_cursorstate & CURSOR_VISIBLE) && | ||
227 | (this->input_grab != SDL_GRAB_OFF) ) { | ||
228 | mouse_relative = 1; | ||
229 | } else { | ||
230 | mouse_relative = 0; | ||
231 | } | ||
232 | } | ||
233 | |||
234 | |||
235 | void RISCOS_PollMouse(_THIS) | ||
236 | { | ||
237 | RISCOS_PollMouseHelper(this, 1); | ||
238 | } | ||
239 | |||
240 | extern int mouseInWindow; | ||
241 | |||
242 | void WIMP_PollMouse(_THIS) | ||
243 | { | ||
244 | /* Only poll when mouse is over the window */ | ||
245 | if (!mouseInWindow) return; | ||
246 | |||
247 | RISCOS_PollMouseHelper(this, 0); | ||
248 | } | ||
249 | |||
250 | /* Static variables so only changes are reported */ | ||
251 | static Sint16 last_x = -1, last_y = -1; | ||
252 | static int last_buttons = 0; | ||
253 | |||
254 | /* Share routine between WIMP and FULLSCREEN for polling mouse and | ||
255 | passing on events */ | ||
256 | void RISCOS_PollMouseHelper(_THIS, int fullscreen) | ||
257 | { | ||
258 | _kernel_swi_regs regs; | ||
259 | static int starting = 1; | ||
260 | |||
261 | if (_kernel_swi(OS_Mouse, ®s, ®s) == NULL) | ||
262 | { | ||
263 | Sint16 new_x = regs.r[0]; /* Initialy get as OS units */ | ||
264 | Sint16 new_y = regs.r[1]; | ||
265 | |||
266 | /* Discard mouse events until they let go of the mouse after starting */ | ||
267 | if (starting && regs.r[2] != 0) | ||
268 | return; | ||
269 | else | ||
270 | starting = 0; | ||
271 | |||
272 | if (new_x != last_x || new_y != last_y || last_buttons != regs.r[2]) | ||
273 | { | ||
274 | /* Something changed so generate appropriate events */ | ||
275 | int topLeftX, topLeftY; /* Top left OS units */ | ||
276 | int x, y; /* Mouse position in SDL pixels */ | ||
277 | |||
278 | if (fullscreen) | ||
279 | { | ||
280 | topLeftX = 0; | ||
281 | topLeftY = (this->hidden->height << this->hidden->yeig) - 1; | ||
282 | } else | ||
283 | { | ||
284 | int window_state[9]; | ||
285 | |||
286 | /* Get current window state */ | ||
287 | window_state[0] = this->hidden->window_handle; | ||
288 | regs.r[1] = (unsigned int)window_state; | ||
289 | _kernel_swi(Wimp_GetWindowState, ®s, ®s); | ||
290 | |||
291 | topLeftX = window_state[1]; | ||
292 | topLeftY = window_state[4]; | ||
293 | } | ||
294 | |||
295 | /* Convert co-ordinates to workspace */ | ||
296 | x = new_x - topLeftX; | ||
297 | y = topLeftY - new_y; /* Y goes from top of window/screen */ | ||
298 | |||
299 | /* Convert OS units to pixels */ | ||
300 | x >>= this->hidden->xeig; | ||
301 | y >>= this->hidden->yeig; | ||
302 | |||
303 | if (last_x != new_x || last_y != new_y) | ||
304 | { | ||
305 | if (mouse_relative) | ||
306 | { | ||
307 | int centre_x = SDL_VideoSurface->w/2; | ||
308 | int centre_y = SDL_VideoSurface->h/2; | ||
309 | |||
310 | if (centre_x != x || centre_y != y) | ||
311 | { | ||
312 | if (SDL_VideoSurface) SDL_PrivateMouseMotion(0,1,x - centre_x, y - centre_y); | ||
313 | last_x = topLeftX + (centre_x << this->hidden->xeig); | ||
314 | last_y = topLeftY - (centre_y << this->hidden->yeig); | ||
315 | |||
316 | /* Re-centre the mouse pointer, so we still get relative | ||
317 | movement when the mouse is at the edge of the window | ||
318 | or screen. | ||
319 | */ | ||
320 | { | ||
321 | unsigned char block[5]; | ||
322 | |||
323 | block[0] = 3; /* OSWORD move pointer sub-reason code */ | ||
324 | block[1] = last_x & 0xFF; | ||
325 | block[2] = (last_x >> 8) & 0xFF; | ||
326 | block[3] = last_y & 0xFF; | ||
327 | block[4] = (last_y >> 8) & 0xFF; | ||
328 | |||
329 | regs.r[0] = 21; /* OSWORD pointer stuff code */ | ||
330 | regs.r[1] = (int)block; | ||
331 | _kernel_swi(OS_Word, ®s, ®s); | ||
332 | } | ||
333 | } | ||
334 | } else | ||
335 | { | ||
336 | last_x = new_x; | ||
337 | last_y = new_y; | ||
338 | SDL_PrivateMouseMotion(0,0,x,y); | ||
339 | } | ||
340 | } | ||
341 | |||
342 | if (last_buttons != regs.r[2]) | ||
343 | { | ||
344 | int changed = last_buttons ^ regs.r[2]; | ||
345 | last_buttons = regs.r[2]; | ||
346 | if (changed & 4) SDL_PrivateMouseButton((last_buttons & 4) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_LEFT, 0, 0); | ||
347 | if (changed & 2) SDL_PrivateMouseButton((last_buttons & 2) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_MIDDLE, 0, 0); | ||
348 | if (changed & 1) SDL_PrivateMouseButton((last_buttons & 1) ? SDL_PRESSED : SDL_RELEASED, SDL_BUTTON_RIGHT, 0, 0); | ||
349 | } | ||
350 | } | ||
351 | } | ||
352 | } | ||
353 | |||
354 | void RISCOS_PollKeyboard() | ||
355 | { | ||
356 | int which_key = ROKEY_LEFT_SHIFT; | ||
357 | int j; | ||
358 | int min_key, max_key; | ||
359 | SDL_keysym key; | ||
360 | |||
361 | /* Scan the keyboard to see what is pressed */ | ||
362 | while (which_key <= ROKEY_LAST_KEY) | ||
363 | { | ||
364 | which_key = (_kernel_osbyte(121, which_key, 0) & 0xFF); | ||
365 | if (which_key != ROKEY_NONE) | ||
366 | { | ||
367 | switch(which_key) | ||
368 | { | ||
369 | /* Skip over mouse keys */ | ||
370 | case ROKEY_LEFT_MOUSE: | ||
371 | case ROKEY_CENTRE_MOUSE: | ||
372 | case ROKEY_RIGHT_MOUSE: | ||
373 | which_key = ROKEY_RIGHT_MOUSE; | ||
374 | break; | ||
375 | |||
376 | /* Ignore keys that cause 2 internal number to be generated */ | ||
377 | case 71: case 24: case 87: case 40: | ||
378 | break; | ||
379 | |||
380 | /* Ignore break as it can be latched on */ | ||
381 | case 44: | ||
382 | break; | ||
383 | |||
384 | default: | ||
385 | RO_pressed[which_key] += 2; | ||
386 | break; | ||
387 | } | ||
388 | which_key++; | ||
389 | } | ||
390 | } | ||
391 | |||
392 | /* Generate key released messages */ | ||
393 | min_key = ROKEY_LAST_KEY+1; | ||
394 | max_key = ROKEY_LEFT_SHIFT; | ||
395 | |||
396 | for (j = ROKEY_LEFT_SHIFT; j <= ROKEY_LAST_KEY; j++) | ||
397 | { | ||
398 | if (RO_pressed[j]) | ||
399 | { | ||
400 | if (RO_pressed[j] == 1) | ||
401 | { | ||
402 | RO_pressed[j] = 0; | ||
403 | SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(j,&key,0)); | ||
404 | } else | ||
405 | { | ||
406 | if (j < min_key) min_key = j; | ||
407 | if (j > max_key) max_key = j; | ||
408 | } | ||
409 | } | ||
410 | } | ||
411 | |||
412 | /* Generate key pressed messages */ | ||
413 | for (j = min_key; j <= max_key; j++) | ||
414 | { | ||
415 | if (RO_pressed[j]) | ||
416 | { | ||
417 | if (RO_pressed[j] == 2) | ||
418 | { | ||
419 | SDL_PrivateKeyboard(SDL_PRESSED,TranslateKey(j,&key,1)); | ||
420 | } | ||
421 | RO_pressed[j] = 1; | ||
422 | } | ||
423 | } | ||
424 | } | ||
425 | |||
426 | static SDL_keysym *TranslateKey(int intkey, SDL_keysym *keysym, int pressed) | ||
427 | { | ||
428 | /* Set the keysym information */ | ||
429 | keysym->scancode = (unsigned char) intkey; | ||
430 | keysym->sym = RO_keymap[intkey]; | ||
431 | keysym->mod = KMOD_NONE; | ||
432 | keysym->unicode = 0; | ||
433 | if ( pressed && SDL_TranslateUNICODE ) | ||
434 | { | ||
435 | int state; | ||
436 | int ch; | ||
437 | |||
438 | state = (_kernel_osbyte(202, 0, 255) & 0xFF); | ||
439 | |||
440 | /*TODO: Take into account other keyboard layouts */ | ||
441 | |||
442 | ch = keysym->sym; /* This should handle most unshifted keys */ | ||
443 | |||
444 | if (intkey < 9 || ch == SDLK_UNKNOWN) | ||
445 | { | ||
446 | ch = 0; | ||
447 | |||
448 | } else if (state & 64) /* Control on */ | ||
449 | { | ||
450 | ch = ch & 31; | ||
451 | |||
452 | } else | ||
453 | { | ||
454 | int topOfKey = 0; | ||
455 | if (state & 8) /* Shift on */ | ||
456 | { | ||
457 | topOfKey = 1; | ||
458 | } | ||
459 | |||
460 | if ((state & 16) == 0) /* Caps lock is on */ | ||
461 | { | ||
462 | if (ch >= SDLK_a && ch <= SDLK_z) | ||
463 | { | ||
464 | if ((state & 128) == 0) /* Shift Enable off */ | ||
465 | { | ||
466 | /* All letter become upper case */ | ||
467 | topOfKey = 1; | ||
468 | } else | ||
469 | { | ||
470 | /* Shift+Letters gives lower case */ | ||
471 | topOfKey = 1 - topOfKey; | ||
472 | } | ||
473 | } | ||
474 | } | ||
475 | |||
476 | if (topOfKey) | ||
477 | { | ||
478 | /* Key produced with shift held down */ | ||
479 | |||
480 | /* Letters just give upper case version */ | ||
481 | if (ch >= SDLK_a && ch <= SDLK_z) ch = toupper(ch); | ||
482 | else | ||
483 | { | ||
484 | switch(ch) | ||
485 | { | ||
486 | case SDLK_HASH: ch = '~'; break; | ||
487 | case SDLK_QUOTE: ch = '@'; break; | ||
488 | case SDLK_COMMA: ch = '<'; break; | ||
489 | case SDLK_MINUS: ch = '_'; break; | ||
490 | case SDLK_PERIOD: ch = '>'; break; | ||
491 | case SDLK_SLASH: ch = '?'; break; | ||
492 | |||
493 | case SDLK_0: ch = ')'; break; | ||
494 | case SDLK_1: ch = '!'; break; | ||
495 | case SDLK_2: ch = '"'; break; | ||
496 | case SDLK_3: ch = '£'; break; | ||
497 | case SDLK_4: ch = '$'; break; | ||
498 | case SDLK_5: ch = '%'; break; | ||
499 | case SDLK_6: ch = '^'; break; | ||
500 | case SDLK_7: ch = '&'; break; | ||
501 | case SDLK_8: ch = '*'; break; | ||
502 | case SDLK_9: ch = '('; break; | ||
503 | |||
504 | case SDLK_SEMICOLON: ch = ':'; break; | ||
505 | case SDLK_EQUALS: ch = '+'; break; | ||
506 | case SDLK_LEFTBRACKET: ch = '{'; break; | ||
507 | case SDLK_BACKSLASH: ch = '|'; break; | ||
508 | case SDLK_RIGHTBRACKET: ch = '}'; break; | ||
509 | case SDLK_BACKQUOTE: ch = '¬'; break; | ||
510 | |||
511 | default: | ||
512 | ch = 0; /* Map to zero character if we don't understand it */ | ||
513 | break; | ||
514 | } | ||
515 | } | ||
516 | |||
517 | } else if (ch > 126) | ||
518 | { | ||
519 | /* SDL key code < 126 map directly onto their Unicode equivalents */ | ||
520 | /* Keypad 0 to 9 maps to numeric equivalent */ | ||
521 | if (ch >= SDLK_KP0 && ch <= SDLK_KP9) ch = ch - SDLK_KP0 + '0'; | ||
522 | else | ||
523 | { | ||
524 | /* Following switch maps other keys that produce an Ascii value */ | ||
525 | switch(ch) | ||
526 | { | ||
527 | case SDLK_KP_PERIOD: ch = '.'; break; | ||
528 | case SDLK_KP_DIVIDE: ch = '/'; break; | ||
529 | case SDLK_KP_MULTIPLY: ch = '*'; break; | ||
530 | case SDLK_KP_MINUS: ch = '-'; break; | ||
531 | case SDLK_KP_PLUS: ch = '+'; break; | ||
532 | case SDLK_KP_EQUALS: ch = '='; break; | ||
533 | |||
534 | default: | ||
535 | /* If we don't know what it is set the Unicode to 0 */ | ||
536 | ch = 0; | ||
537 | break; | ||
538 | } | ||
539 | } | ||
540 | } | ||
541 | } | ||
542 | |||
543 | keysym->unicode = ch; | ||
544 | } | ||
545 | return(keysym); | ||
546 | } | ||
547 | |||
548 | /* end of SDL_riscosevents.c ... */ | ||
549 | |||