src/osx/core/sound.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/core/sound.cpp
   3 // Purpose:     wxSound class implementation using AudioToolbox
   4 // Author:      Stefan Csomor
   5 // Modified by: Stefan Csomor
   6 // Created:     2009-01-01
   7 // Copyright:   (c) Stefan Csomor
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_SOUND
  15
  16 #include "wx/sound.h"
  17
  18 #if wxOSX_USE_AUDIOTOOLBOX
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/object.h"
  22     #include "wx/string.h"
  23     #include "wx/intl.h"
  24     #include "wx/log.h"
  25     #include "wx/timer.h"
  26 #endif
  27
  28 #include "wx/file.h"
  29
  30 #include "wx/osx/private.h"
  31
  32 #include <AudioToolbox/AudioToolbox.h>
  33
  34 class wxOSXAudioToolboxSoundData : public wxSoundData
  35 {
  36 public:
  37     wxOSXAudioToolboxSoundData(const wxString& fileName);
  38
  39     ~wxOSXAudioToolboxSoundData();
  40
  41     virtual bool Play(unsigned flags);
  42
  43     virtual void DoStop();
  44 protected:
  45     static void CompletionCallback(SystemSoundID  mySSID, void * soundRef);
  46     void SoundCompleted();
  47
  48     SystemSoundID m_soundID;
  49     wxString m_sndname; //file path
  50 };
  51
  52 wxOSXAudioToolboxSoundData::wxOSXAudioToolboxSoundData(const wxString& fileName) :
  53     m_soundID(NULL)
  54 {
  55     m_sndname = fileName;
  56 }
  57
  58 wxOSXAudioToolboxSoundData::~wxOSXAudioToolboxSoundData()
  59 {
  60     DoStop();
  61 }
  62
  63 void
  64 wxOSXAudioToolboxSoundData::CompletionCallback(SystemSoundID WXUNUSED(mySSID),
  65                                                void * soundRef)
  66 {
  67     wxOSXAudioToolboxSoundData* data = (wxOSXAudioToolboxSoundData*) soundRef;
  68
  69     data->SoundCompleted();
  70
  71     if (data->IsMarkedForDeletion())
  72         delete data;
  73 }
  74
  75 void wxOSXAudioToolboxSoundData::SoundCompleted()
  76 {
  77     if ( m_flags & wxSOUND_ASYNC )
  78     {
  79         if (m_flags & wxSOUND_LOOP)
  80             AudioServicesPlaySystemSound(m_soundID);
  81         else
  82             Stop();
  83     }
  84     else
  85     {
  86         Stop();
  87         CFRunLoopStop(CFRunLoopGetCurrent());
  88     }
  89
  90 }
  91
  92 void wxOSXAudioToolboxSoundData::DoStop()
  93 {
  94     if (m_soundID)
  95     {
  96         AudioServicesDisposeSystemSoundID (m_soundID);
  97         m_soundID = NULL;
  98
  99         wxSound::SoundStopped(this);
 100     }
 101 }
 102
 103 bool wxOSXAudioToolboxSoundData::Play(unsigned flags)
 104 {
 105     Stop();
 106
 107     m_flags = flags;
 108
 109     wxCFRef<CFMutableStringRef> cfMutableString(CFStringCreateMutableCopy(NULL, 0, wxCFStringRef(m_sndname)));
 110     CFStringNormalize(cfMutableString,kCFStringNormalizationFormD);
 111     wxCFRef<CFURLRef> url(CFURLCreateWithFileSystemPath(kCFAllocatorDefault, cfMutableString , kCFURLPOSIXPathStyle, false));
 112
 113     AudioServicesCreateSystemSoundID(url, &m_soundID);
 114     AudioServicesAddSystemSoundCompletion( m_soundID, CFRunLoopGetCurrent(), NULL, wxOSXAudioToolboxSoundData::CompletionCallback, (void *) this );
 115
 116     bool sync = !(flags & wxSOUND_ASYNC);
 117
 118     AudioServicesPlaySystemSound(m_soundID);
 119
 120     if ( sync )
 121     {
 122         while( m_soundID )
 123         {
 124             CFRunLoopRun();
 125         }
 126     }
 127
 128     return true;
 129 }
 130
 131 bool wxSound::Create(size_t WXUNUSED(size), const void* WXUNUSED(data))
 132 {
 133     wxFAIL_MSG( "not implemented" );
 134
 135     return false;
 136 }
 137
 138 bool wxSound::Create(const wxString& fileName, bool isResource)
 139 {
 140     wxCHECK_MSG( !isResource, false, "not implemented" );
 141
 142     m_data = new wxOSXAudioToolboxSoundData(fileName);
 143     return true;
 144 }
 145
 146 #endif // wxOSX_USE_AUDIOTOOLBOX
 147
 148 #endif //wxUSE_SOUND