D:/Zythum/DinoKod/Sound/StreamTrackDS.h

//---------------------------------------------------------------------------------------------
//      This file is a part of "DinoKod".
//      Copyright © 2003 Dino Productions. All Rights Reserved.
//      
//      File                    : StreamTrackDS.h
//      Author                  : Sebastien LEIX        sebastien.leix@wanadoo.fr
//      Date                    : 19/10/2003
//      Modification    :
//
//---------------------------------------------------------------------------------------------
#ifndef __STREAMTRACKDS_H__
#define __STREAMTRACKDS_H__

#include <windows.h>
#include "Sound/SoundDll.h"
#include "Common/Types.h"
#include "Common/Table.h"
#include "Common/Time.h"

#define KDSBVOLUME_MIN                          -5000
typedef u32                                                     KSTREAMTRACK;
#define KSTREAMTRACK_NO                         ((KSTREAMTRACK)-1)
#define KSTREAMTRACK_FADE_TIME          1000    // 1 seconde

class KSound;
class KWave;
class KStreamTrackBank;
struct IDirectSoundBuffer8;
struct IDirectSoundNotify8;

//---------------------------------------------------------------------------------------------
typedef enum _KSTRACKFADE
{
        KSTF_NONE,
        KSTF_IN,
        KSTF_OUT
} KSTRACKFADE;

//---------------------------------------------------------------------------------------------
class SOUND_API KStreamTrack
{
protected:
        IDirectSoundBuffer8*    m_pDSBuffer;
        IDirectSoundNotify8*    m_pDSNotify;
        KStr                                    m_sFileName;
        KWave*                                  m_pWaveFile;
        HANDLE                                  m_hStopEvent1;
        HANDLE                                  m_hStopEvent2;
        KSTRACKFADE                             m_Fade;
        KTIME                                   m_StartFade;
        KTIME                                   m_EndFade;

public:
                                                        KStreamTrack();
                                                        ~KStreamTrack();
        
        bool                                    LoadTrack( KStreamTrackBank* pStreamTrackBank, KStr& sFileName );
        bool                                    UnloadTrack();
        KStr&                                   GetsFileName()          { return m_sFileName;           }
        bool                                    Play( bool bFadeIn = false, KTIME FadeTime = KSTREAMTRACK_FADE_TIME );
        bool                                    Stop( bool bFadeOut = false, KTIME FadeTime = KSTREAMTRACK_FADE_TIME );
        bool                                    Lock( void** pData, u32* Size, u32 StartOffset = 0, u32 SizeToLock = 0 );
        bool                                    Unlock( void* pData, u32 Size );
        bool                                    CopyNextBlock( u32 BufferId );
        bool                                    Manage();
        HANDLE                                  GethStopEvent1()                { return m_hStopEvent1;                 }
        HANDLE                                  GethStopEvent2()                { return m_hStopEvent2;                 }

        void                                    SetPlayPos( u32 Position );

        bool                                    IsPlaying();
};

//---------------------------------------------------------------------------------------------
class SOUND_API KStreamTrackBank
{
protected:
        KSound*                                 m_pSound;
        KTable<KStreamTrack*>   m_pTrack;
        u32                                             m_nTracks;

public:
                                                        KStreamTrackBank( KSound* pSound );
                                                        ~KStreamTrackBank();

        KSTREAMTRACK                    LoadTrack( KStr& sFileName );
        bool                                    UnloadTrack( KSTREAMTRACK& Track );
        KStreamTrack*                   GetTrack( KSTREAMTRACK TrackId );

        KSound*                                 GetSound()              { return m_pSound;                              }
        u32                                             GetnTracks()    { return m_nTracks;                             }
};

#endif  __STREAMTRACKDS_H__

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