CWE-ou-minkata/Sources/Plasma/PubUtilLib/plAudio/plWin32StreamingSound.h

/*==LICENSE==*

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*==LICENSE==*/
#ifndef plWin32StreamingSound_h
#define plWin32StreamingSound_h

#include "plWin32Sound.h"

class plDSoundBuffer;
class DSoundCallbackHandle;
class plAudioFileReader;
class plStreamingSoundThread;
class plSoundDeswizzler;

class plWin32StreamingSound : public plWin32Sound
{
public:
    plWin32StreamingSound();
    ~plWin32StreamingSound();

    CLASSNAME_REGISTER( plWin32StreamingSound );
    GETINTERFACE_ANY( plWin32StreamingSound, plWin32Sound );

    virtual void        DeActivate();
    virtual bool        LoadSound( bool is3D );
    virtual float       GetActualTimeSec();
    virtual unsigned    GetByteOffset();
    virtual StreamType  GetStreamType() const { return fStreamType; }
    virtual void        SetFilename(const char *filename, bool isCompressed);
    virtual void        Update();   // temp
    void                StreamUpdate();
    virtual bool        MsgReceive( plMessage *pMsg );
    
protected:
    float               fTimeAtBufferStart;
    plAudioFileReader  *fDataStream;
    float               fBufferLengthInSecs;
    uint8_t             fBlankBufferFillCounter;
    plSoundDeswizzler  *fDeswizzler;
    plFileName          fSrcFilename;
    StreamType          fStreamType;
    bool                fIsCompressed;      // this applies only to the new sound file specified in fNewFilename, so we can play both ogg's and wav's
    plFileName          fNewFilename;       // allow the filename to be changed so we can play from a different source.
                                            // ultimately this filename will be given to fDataBuffer, but since it's not always around we'll store it here
    bool                fStopping;  

    double              fLastStreamingUpdate;
    bool                fPlayWhenStopped;
    unsigned            fStartPos;

    float               IGetTimeAtBufferStart( void ) { return fTimeAtBufferStart; }
    virtual void        SetStartPos(unsigned bytes);

    virtual void        IDerivedActuallyPlay( void );
    void                IActuallyStop();
    virtual void        ISetActualTime( double t );
    
    virtual void        IAddCallback( plEventCallbackMsg *pMsg );
    virtual void        IRemoveCallback( plEventCallbackMsg *pMsg );

    virtual void        IFreeBuffers( void );
    void                IStreamUpdate();
    virtual plSoundBuffer::ELoadReturnVal IPreLoadBuffer( bool playWhenLoaded, bool isIncidental = false  );
};

#endif //plWin32StreamingSound_h