100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
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//MarkTrk.h : Declaration of the marker track
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#ifndef __MARKTRK_H_
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#define __MARKTRK_H_
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#include "dmusici.h"
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#include "dmusicf.h"
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#include "alist.h"
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class CValidStartItem : public AListItem
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{
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public:
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CValidStartItem* GetNext(){ return (CValidStartItem*)AListItem::GetNext(); };
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DMUS_IO_VALID_START m_ValidStart;
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};
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class CValidStartList : public AList
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{
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public:
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CValidStartItem* GetHead() {return (CValidStartItem*)AList::GetHead();};
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CValidStartItem* RemoveHead() {return (CValidStartItem*)AList::RemoveHead();};
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CValidStartItem* GetItem(LONG lIndex) { return (CValidStartItem*) AList::GetItem(lIndex);};
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};
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class CPlayMarkerItem : public AListItem
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{
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public:
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CPlayMarkerItem* GetNext(){ return (CPlayMarkerItem*)AListItem::GetNext(); };
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DMUS_IO_PLAY_MARKER m_PlayMarker;
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};
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class CPlayMarkerList : public AList
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{
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public:
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CPlayMarkerItem* GetHead() {return (CPlayMarkerItem*)AList::GetHead();};
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CPlayMarkerItem* RemoveHead() {return (CPlayMarkerItem*)AList::RemoveHead();};
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CPlayMarkerItem* GetItem(LONG lIndex) { return (CPlayMarkerItem*) AList::GetItem(lIndex);};
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};
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/////////////////////////////////////////////////////////////////////////////
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// CMarkerTrack
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class CMarkerTrack :
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public IPersistStream,
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public IDirectMusicTrack
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{
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public:
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CMarkerTrack();
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CMarkerTrack(CMarkerTrack *pTrack, MUSIC_TIME mtStart, MUSIC_TIME mtEnd);
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~CMarkerTrack();
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// member variables
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protected:
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CValidStartList m_ValidStartList;
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CPlayMarkerList m_PlayMarkerList;
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long m_cRef;
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DWORD m_dwValidate; // used to validate state data.
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CRITICAL_SECTION m_CrSec;
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BOOL m_fCSInitialized;
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public:
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// IUnknown
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STDMETHODIMP QueryInterface(const IID &iid, void **ppv);
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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// IDirectMusicTrack methods
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STDMETHODIMP IsParamSupported(REFGUID rguid);
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STDMETHODIMP Init(IDirectMusicSegment *pSegment);
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STDMETHODIMP InitPlay(IDirectMusicSegmentState *pSegmentState,
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IDirectMusicPerformance *pPerformance,
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void **ppStateData,
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DWORD dwTrackID,
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DWORD dwFlags);
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STDMETHODIMP EndPlay(void *pStateData);
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STDMETHODIMP Play(void *pStateData,MUSIC_TIME mtStart,
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MUSIC_TIME mtEnd,MUSIC_TIME mtOffset,
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DWORD dwFlags,IDirectMusicPerformance* pPerf,
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IDirectMusicSegmentState* pSegSt,DWORD dwVirtualID);
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STDMETHODIMP GetParam(REFGUID rguid,MUSIC_TIME mtTime,MUSIC_TIME* pmtNext,void *pData);
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STDMETHODIMP SetParam(REFGUID rguid,MUSIC_TIME mtTime,void *pData);
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STDMETHODIMP AddNotificationType(REFGUID rguidNotification);
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STDMETHODIMP RemoveNotificationType(REFGUID rguidNotification);
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STDMETHODIMP Clone(MUSIC_TIME mtStart,MUSIC_TIME mtEnd,IDirectMusicTrack** ppTrack);
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// IPersist functions
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STDMETHODIMP GetClassID( CLSID* pClsId );
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// IPersistStream functions
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STDMETHODIMP IsDirty();
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STDMETHODIMP Load( IStream* pIStream );
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STDMETHODIMP Save( IStream* pIStream, BOOL fClearDirty );
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STDMETHODIMP GetSizeMax( ULARGE_INTEGER FAR* pcbSize );
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protected:
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void Construct(void);
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void Clear();
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HRESULT LoadValidStartList( CRiffParser *pParser, long lChunkSize );
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HRESULT LoadPlayMarkerList( CRiffParser *pParser, long lChunkSize );
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protected:
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};
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#endif //__MARKTRK_H_
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