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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: joystick.cpp | |
3 | // Purpose: wxJoystick class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
13 | #pragma implementation "joystick.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #include "wx/string.h" | |
24 | #include "wx/window.h" | |
25 | #include "wx/msw/private.h" | |
26 | ||
27 | #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__) | |
28 | #include <mmsystem.h> | |
29 | #endif | |
30 | ||
31 | #if !defined(__WIN32__) && !defined(_MMRESULT_) | |
32 | typedef UINT MMRESULT; | |
33 | #endif | |
34 | ||
35 | #ifdef __GNUWIN32_OLD__ | |
36 | #include "wx/msw/gnuwin32/extra.h" | |
37 | #endif | |
38 | ||
39 | // Why doesn't BC++ have joyGetPosEx? | |
40 | #if !defined(__WIN32__) || defined(__BORLANDC__) | |
41 | #define NO_JOYGETPOSEX | |
42 | #endif | |
43 | ||
44 | #include "wx/window.h" | |
45 | #include "wx/msw/joystick.h" | |
46 | ||
47 | IMPLEMENT_DYNAMIC_CLASS(wxJoystick, wxObject) | |
48 | ||
49 | // Attributes | |
50 | //////////////////////////////////////////////////////////////////////////// | |
51 | ||
52 | /** | |
53 | johan@linkdata.se 2002-08-20: | |
54 | Now returns only valid, functioning | |
55 | joysticks, counting from the first | |
56 | available and upwards. | |
57 | */ | |
58 | wxJoystick::wxJoystick(int joystick) | |
59 | { | |
60 | JOYINFO joyInfo; | |
61 | int i, maxsticks; | |
62 | ||
63 | maxsticks = joyGetNumDevs(); | |
64 | for( i=0; i<maxsticks; i++ ) | |
65 | { | |
66 | if( joyGetPos(i, & joyInfo) == JOYERR_NOERROR ) | |
67 | { | |
68 | if( !joystick ) | |
69 | { | |
70 | /* Found the one we want, store actual OS id and return */ | |
71 | m_joystick = i; | |
72 | return; | |
73 | } | |
74 | joystick --; | |
75 | } | |
76 | } | |
77 | ||
78 | /* No such joystick, return ID 0 */ | |
79 | m_joystick = 0; | |
80 | return; | |
81 | }; | |
82 | ||
83 | wxPoint wxJoystick::GetPosition() const | |
84 | { | |
85 | JOYINFO joyInfo; | |
86 | MMRESULT res = joyGetPos(m_joystick, & joyInfo); | |
87 | if (res == JOYERR_NOERROR ) | |
88 | return wxPoint(joyInfo.wXpos, joyInfo.wYpos); | |
89 | else | |
90 | return wxPoint(0, 0); | |
91 | } | |
92 | ||
93 | int wxJoystick::GetZPosition() const | |
94 | { | |
95 | JOYINFO joyInfo; | |
96 | MMRESULT res = joyGetPos(m_joystick, & joyInfo); | |
97 | if (res == JOYERR_NOERROR ) | |
98 | return joyInfo.wZpos; | |
99 | else | |
100 | return 0; | |
101 | } | |
102 | ||
103 | /** | |
104 | johan@linkdata.se 2002-08-20: | |
105 | Return a bitmap with all button states in it, | |
106 | like the GTK version does and Win32 does. | |
107 | */ | |
108 | int wxJoystick::GetButtonState() const | |
109 | { | |
110 | JOYINFO joyInfo; | |
111 | MMRESULT res = joyGetPos(m_joystick, & joyInfo); | |
112 | if (res == JOYERR_NOERROR ) | |
113 | { | |
114 | return joyInfo.wButtons; | |
115 | #if 0 | |
116 | int buttons = 0; | |
117 | ||
118 | if (joyInfo.wButtons & JOY_BUTTON1) | |
119 | buttons |= wxJOY_BUTTON1; | |
120 | if (joyInfo.wButtons & JOY_BUTTON2) | |
121 | buttons |= wxJOY_BUTTON2; | |
122 | if (joyInfo.wButtons & JOY_BUTTON3) | |
123 | buttons |= wxJOY_BUTTON3; | |
124 | if (joyInfo.wButtons & JOY_BUTTON4) | |
125 | buttons |= wxJOY_BUTTON4; | |
126 | ||
127 | return buttons; | |
128 | #endif | |
129 | } | |
130 | else | |
131 | return 0; | |
132 | } | |
133 | ||
134 | /** | |
135 | JLI 2002-08-20: | |
136 | Returns -1 to signify error. | |
137 | */ | |
138 | int wxJoystick::GetPOVPosition() const | |
139 | { | |
140 | #ifndef NO_JOYGETPOSEX | |
141 | JOYINFOEX joyInfo; | |
142 | joyInfo.dwFlags = JOY_RETURNPOV; | |
143 | joyInfo.dwSize = sizeof(joyInfo); | |
144 | MMRESULT res = joyGetPosEx(m_joystick, & joyInfo); | |
145 | if (res == JOYERR_NOERROR ) | |
146 | { | |
147 | return joyInfo.dwPOV; | |
148 | } | |
149 | else | |
150 | return -1; | |
151 | #else | |
152 | return -1; | |
153 | #endif | |
154 | } | |
155 | ||
156 | /** | |
157 | johan@linkdata.se 2002-08-20: | |
158 | Returns -1 to signify error. | |
159 | */ | |
160 | int wxJoystick::GetPOVCTSPosition() const | |
161 | { | |
162 | #ifndef NO_JOYGETPOSEX | |
163 | JOYINFOEX joyInfo; | |
164 | joyInfo.dwFlags = JOY_RETURNPOVCTS; | |
165 | joyInfo.dwSize = sizeof(joyInfo); | |
166 | MMRESULT res = joyGetPosEx(m_joystick, & joyInfo); | |
167 | if (res == JOYERR_NOERROR ) | |
168 | { | |
169 | return joyInfo.dwPOV; | |
170 | } | |
171 | else | |
172 | return -1; | |
173 | #else | |
174 | return -1; | |
175 | #endif | |
176 | } | |
177 | ||
178 | int wxJoystick::GetRudderPosition() const | |
179 | { | |
180 | #ifndef NO_JOYGETPOSEX | |
181 | JOYINFOEX joyInfo; | |
182 | joyInfo.dwFlags = JOY_RETURNR; | |
183 | joyInfo.dwSize = sizeof(joyInfo); | |
184 | MMRESULT res = joyGetPosEx(m_joystick, & joyInfo); | |
185 | if (res == JOYERR_NOERROR ) | |
186 | { | |
187 | return joyInfo.dwRpos; | |
188 | } | |
189 | else | |
190 | return 0; | |
191 | #else | |
192 | return 0; | |
193 | #endif | |
194 | } | |
195 | ||
196 | int wxJoystick::GetUPosition() const | |
197 | { | |
198 | #ifndef NO_JOYGETPOSEX | |
199 | JOYINFOEX joyInfo; | |
200 | joyInfo.dwFlags = JOY_RETURNU; | |
201 | joyInfo.dwSize = sizeof(joyInfo); | |
202 | MMRESULT res = joyGetPosEx(m_joystick, & joyInfo); | |
203 | if (res == JOYERR_NOERROR ) | |
204 | { | |
205 | return joyInfo.dwUpos; | |
206 | } | |
207 | else | |
208 | return 0; | |
209 | #else | |
210 | return 0; | |
211 | #endif | |
212 | } | |
213 | ||
214 | int wxJoystick::GetVPosition() const | |
215 | { | |
216 | #ifndef NO_JOYGETPOSEX | |
217 | JOYINFOEX joyInfo; | |
218 | joyInfo.dwFlags = JOY_RETURNV; | |
219 | joyInfo.dwSize = sizeof(joyInfo); | |
220 | MMRESULT res = joyGetPosEx(m_joystick, & joyInfo); | |
221 | if (res == JOYERR_NOERROR ) | |
222 | { | |
223 | return joyInfo.dwVpos; | |
224 | } | |
225 | else | |
226 | return 0; | |
227 | #else | |
228 | return 0; | |
229 | #endif | |
230 | } | |
231 | ||
232 | int wxJoystick::GetMovementThreshold() const | |
233 | { | |
234 | UINT thresh = 0; | |
235 | MMRESULT res = joyGetThreshold(m_joystick, & thresh); | |
236 | if (res == JOYERR_NOERROR ) | |
237 | { | |
238 | return thresh; | |
239 | } | |
240 | else | |
241 | return 0; | |
242 | } | |
243 | ||
244 | void wxJoystick::SetMovementThreshold(int threshold) | |
245 | { | |
246 | UINT thresh = threshold; | |
247 | joySetThreshold(m_joystick, thresh); | |
248 | } | |
249 | ||
250 | // Capabilities | |
251 | //////////////////////////////////////////////////////////////////////////// | |
252 | ||
253 | /** | |
254 | johan@linkdata.se 2002-08-20: | |
255 | Now returns the number of connected, functioning | |
256 | joysticks, as intended. | |
257 | */ | |
258 | int wxJoystick::GetNumberJoysticks() | |
259 | { | |
260 | JOYINFO joyInfo; | |
261 | int i, maxsticks, actualsticks; | |
262 | maxsticks = joyGetNumDevs(); | |
263 | actualsticks = 0; | |
264 | for( i=0; i<maxsticks; i++ ) | |
265 | { | |
266 | if( joyGetPos( i, & joyInfo ) == JOYERR_NOERROR ) | |
267 | { | |
268 | actualsticks ++; | |
269 | } | |
270 | } | |
271 | return actualsticks; | |
272 | } | |
273 | ||
274 | /** | |
275 | johan@linkdata.se 2002-08-20: | |
276 | The old code returned true if there were any | |
277 | joystick capable drivers loaded (=always). | |
278 | */ | |
279 | bool wxJoystick::IsOk() const | |
280 | { | |
281 | JOYINFO joyInfo; | |
282 | return (joyGetPos(m_joystick, & joyInfo) == JOYERR_NOERROR); | |
283 | } | |
284 | ||
285 | int wxJoystick::GetManufacturerId() const | |
286 | { | |
287 | JOYCAPS joyCaps; | |
288 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
289 | return 0; | |
290 | else | |
291 | return joyCaps.wMid; | |
292 | } | |
293 | ||
294 | int wxJoystick::GetProductId() const | |
295 | { | |
296 | JOYCAPS joyCaps; | |
297 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
298 | return 0; | |
299 | else | |
300 | return joyCaps.wPid; | |
301 | } | |
302 | ||
303 | wxString wxJoystick::GetProductName() const | |
304 | { | |
305 | JOYCAPS joyCaps; | |
306 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
307 | return wxEmptyString; | |
308 | else | |
309 | return wxString(joyCaps.szPname); | |
310 | } | |
311 | ||
312 | int wxJoystick::GetXMin() const | |
313 | { | |
314 | JOYCAPS joyCaps; | |
315 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
316 | return 0; | |
317 | else | |
318 | return joyCaps.wXmin; | |
319 | } | |
320 | ||
321 | int wxJoystick::GetYMin() const | |
322 | { | |
323 | JOYCAPS joyCaps; | |
324 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
325 | return 0; | |
326 | else | |
327 | return joyCaps.wYmin; | |
328 | } | |
329 | ||
330 | int wxJoystick::GetZMin() const | |
331 | { | |
332 | JOYCAPS joyCaps; | |
333 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
334 | return 0; | |
335 | else | |
336 | return joyCaps.wZmin; | |
337 | } | |
338 | ||
339 | int wxJoystick::GetXMax() const | |
340 | { | |
341 | JOYCAPS joyCaps; | |
342 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
343 | return 0; | |
344 | else | |
345 | return joyCaps.wXmax; | |
346 | } | |
347 | ||
348 | int wxJoystick::GetYMax() const | |
349 | { | |
350 | JOYCAPS joyCaps; | |
351 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
352 | return 0; | |
353 | else | |
354 | return joyCaps.wYmax; | |
355 | } | |
356 | ||
357 | int wxJoystick::GetZMax() const | |
358 | { | |
359 | JOYCAPS joyCaps; | |
360 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
361 | return 0; | |
362 | else | |
363 | return joyCaps.wZmax; | |
364 | } | |
365 | ||
366 | int wxJoystick::GetNumberButtons() const | |
367 | { | |
368 | JOYCAPS joyCaps; | |
369 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
370 | return 0; | |
371 | else | |
372 | return joyCaps.wNumButtons; | |
373 | } | |
374 | ||
375 | int wxJoystick::GetNumberAxes() const | |
376 | { | |
377 | #if defined(__WIN32__) | |
378 | JOYCAPS joyCaps; | |
379 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
380 | return 0; | |
381 | else | |
382 | return joyCaps.wNumAxes; | |
383 | #else | |
384 | return 0; | |
385 | #endif | |
386 | } | |
387 | ||
388 | int wxJoystick::GetMaxButtons() const | |
389 | { | |
390 | #if defined(__WIN32__) | |
391 | JOYCAPS joyCaps; | |
392 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
393 | return 0; | |
394 | else | |
395 | return joyCaps.wMaxButtons; | |
396 | #else | |
397 | return 0; | |
398 | #endif | |
399 | } | |
400 | ||
401 | int wxJoystick::GetMaxAxes() const | |
402 | { | |
403 | #if defined(__WIN32__) | |
404 | JOYCAPS joyCaps; | |
405 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
406 | return 0; | |
407 | else | |
408 | return joyCaps.wMaxAxes; | |
409 | #else | |
410 | return 0; | |
411 | #endif | |
412 | } | |
413 | ||
414 | int wxJoystick::GetPollingMin() const | |
415 | { | |
416 | JOYCAPS joyCaps; | |
417 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
418 | return 0; | |
419 | else | |
420 | return joyCaps.wPeriodMin; | |
421 | } | |
422 | ||
423 | int wxJoystick::GetPollingMax() const | |
424 | { | |
425 | JOYCAPS joyCaps; | |
426 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
427 | return 0; | |
428 | else | |
429 | return joyCaps.wPeriodMax; | |
430 | } | |
431 | ||
432 | int wxJoystick::GetRudderMin() const | |
433 | { | |
434 | #if defined(__WIN32__) | |
435 | JOYCAPS joyCaps; | |
436 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
437 | return 0; | |
438 | else | |
439 | return joyCaps.wRmin; | |
440 | #else | |
441 | return 0; | |
442 | #endif | |
443 | } | |
444 | ||
445 | int wxJoystick::GetRudderMax() const | |
446 | { | |
447 | #if defined(__WIN32__) | |
448 | JOYCAPS joyCaps; | |
449 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
450 | return 0; | |
451 | else | |
452 | return joyCaps.wRmax; | |
453 | #else | |
454 | return 0; | |
455 | #endif | |
456 | } | |
457 | ||
458 | int wxJoystick::GetUMin() const | |
459 | { | |
460 | #if defined(__WIN32__) | |
461 | JOYCAPS joyCaps; | |
462 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
463 | return 0; | |
464 | else | |
465 | return joyCaps.wUmin; | |
466 | #else | |
467 | return 0; | |
468 | #endif | |
469 | } | |
470 | ||
471 | int wxJoystick::GetUMax() const | |
472 | { | |
473 | #if defined(__WIN32__) | |
474 | JOYCAPS joyCaps; | |
475 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
476 | return 0; | |
477 | else | |
478 | return joyCaps.wUmax; | |
479 | #else | |
480 | return 0; | |
481 | #endif | |
482 | } | |
483 | ||
484 | int wxJoystick::GetVMin() const | |
485 | { | |
486 | #if defined(__WIN32__) | |
487 | JOYCAPS joyCaps; | |
488 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
489 | return 0; | |
490 | else | |
491 | return joyCaps.wVmin; | |
492 | #else | |
493 | return 0; | |
494 | #endif | |
495 | } | |
496 | ||
497 | int wxJoystick::GetVMax() const | |
498 | { | |
499 | #if defined(__WIN32__) | |
500 | JOYCAPS joyCaps; | |
501 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
502 | return 0; | |
503 | else | |
504 | return joyCaps.wVmax; | |
505 | #else | |
506 | return 0; | |
507 | #endif | |
508 | } | |
509 | ||
510 | ||
511 | bool wxJoystick::HasRudder() const | |
512 | { | |
513 | #if defined(__WIN32__) | |
514 | JOYCAPS joyCaps; | |
515 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
516 | return FALSE; | |
517 | else | |
518 | return ((joyCaps.wCaps & JOYCAPS_HASR) == JOYCAPS_HASR); | |
519 | #else | |
520 | return FALSE; | |
521 | #endif | |
522 | } | |
523 | ||
524 | bool wxJoystick::HasZ() const | |
525 | { | |
526 | #if defined(__WIN32__) | |
527 | JOYCAPS joyCaps; | |
528 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
529 | return FALSE; | |
530 | else | |
531 | return ((joyCaps.wCaps & JOYCAPS_HASZ) == JOYCAPS_HASZ); | |
532 | #else | |
533 | return FALSE; | |
534 | #endif | |
535 | } | |
536 | ||
537 | bool wxJoystick::HasU() const | |
538 | { | |
539 | #if defined(__WIN32__) | |
540 | JOYCAPS joyCaps; | |
541 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
542 | return FALSE; | |
543 | else | |
544 | return ((joyCaps.wCaps & JOYCAPS_HASU) == JOYCAPS_HASU); | |
545 | #else | |
546 | return FALSE; | |
547 | #endif | |
548 | } | |
549 | ||
550 | bool wxJoystick::HasV() const | |
551 | { | |
552 | #if defined(__WIN32__) | |
553 | JOYCAPS joyCaps; | |
554 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
555 | return FALSE; | |
556 | else | |
557 | return ((joyCaps.wCaps & JOYCAPS_HASV) == JOYCAPS_HASV); | |
558 | #else | |
559 | return FALSE; | |
560 | #endif | |
561 | } | |
562 | ||
563 | bool wxJoystick::HasPOV() const | |
564 | { | |
565 | #if defined(__WIN32__) | |
566 | JOYCAPS joyCaps; | |
567 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
568 | return FALSE; | |
569 | else | |
570 | return ((joyCaps.wCaps & JOYCAPS_HASPOV) == JOYCAPS_HASPOV); | |
571 | #else | |
572 | return FALSE; | |
573 | #endif | |
574 | } | |
575 | ||
576 | bool wxJoystick::HasPOV4Dir() const | |
577 | { | |
578 | #if defined(__WIN32__) | |
579 | JOYCAPS joyCaps; | |
580 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
581 | return FALSE; | |
582 | else | |
583 | return ((joyCaps.wCaps & JOYCAPS_POV4DIR) == JOYCAPS_POV4DIR); | |
584 | #else | |
585 | return FALSE; | |
586 | #endif | |
587 | } | |
588 | ||
589 | bool wxJoystick::HasPOVCTS() const | |
590 | { | |
591 | #if defined(__WIN32__) | |
592 | JOYCAPS joyCaps; | |
593 | if (joyGetDevCaps(m_joystick, & joyCaps, sizeof(JOYCAPS)) != JOYERR_NOERROR) | |
594 | return FALSE; | |
595 | else | |
596 | return ((joyCaps.wCaps & JOYCAPS_POVCTS) == JOYCAPS_POVCTS); | |
597 | #else | |
598 | return FALSE; | |
599 | #endif | |
600 | } | |
601 | ||
602 | // Operations | |
603 | //////////////////////////////////////////////////////////////////////////// | |
604 | ||
605 | bool wxJoystick::SetCapture(wxWindow* win, int pollingFreq) | |
606 | { | |
607 | BOOL changed = (pollingFreq == 0); | |
608 | MMRESULT res = joySetCapture((HWND) win->GetHWND(), m_joystick, pollingFreq, changed); | |
609 | return (res == JOYERR_NOERROR); | |
610 | } | |
611 | ||
612 | bool wxJoystick::ReleaseCapture() | |
613 | { | |
614 | MMRESULT res = joyReleaseCapture(m_joystick); | |
615 | return (res == JOYERR_NOERROR); | |
616 | } | |
617 |