src/msw/joystick.cpp

   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 #ifdef __GNUG__
  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