267 lines
8.1 KiB
C
267 lines
8.1 KiB
C
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (c) 1998-1999 Microsoft Corporation
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//
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// File: audtrk.h
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//
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//--------------------------------------------------------------------------
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// AudTrk.h : Declaration of the CAuditionTrack
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#ifndef __AUDITIONTRACK_H_
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#define __AUDITIONTRACK_H_
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#include "Ptrntrk.h"
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struct AuditionTrackInfo : public PatternTrackInfo
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{
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AuditionTrackInfo();
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AuditionTrackInfo(const AuditionTrackInfo* pInfo, MUSIC_TIME mtStart, MUSIC_TIME mtEnd)
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: PatternTrackInfo(pInfo, mtStart, mtEnd),
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m_pPattern(NULL),
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m_pdwVariations(NULL),
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m_dwVariations(0),
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m_dwPart(0),
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m_fByGUID(TRUE)
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{
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memset(&m_guidPart, 0, sizeof(m_guidPart));
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m_dwPatternTag = DMUS_PATTERN_AUDITION;
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if (pInfo && pInfo->m_pPattern)
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{
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m_pPattern = pInfo->m_pPattern->Clone(mtStart, mtEnd, FALSE);
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PatternTrackInfo::InitTrackVariations(m_pPattern);
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}
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}
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~AuditionTrackInfo();
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virtual HRESULT STDMETHODCALLTYPE Init(
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/*[in]*/ IDirectMusicSegment* pSegment
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);
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virtual HRESULT STDMETHODCALLTYPE InitPlay(
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/*[in]*/ IDirectMusicTrack* pParentrack,
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/*[in]*/ IDirectMusicSegmentState* pSegmentState,
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/*[in]*/ IDirectMusicPerformance* pPerformance,
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/*[out]*/ void** ppStateData,
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/*[in]*/ DWORD dwTrackID,
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/*[in]*/ DWORD dwFlags
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);
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HRESULT InitTrackVariations();
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CDirectMusicPattern* m_pPattern; // The audition track's pattern
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DWORD* m_pdwVariations; // Variations currently in use (one DWORD per part)
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DWORD m_dwVariations; // The variations to use for m_wPart
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DWORD m_dwPart; // The part to use m_dwVariations
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GUID m_guidPart; // GUID of the part to play with the selected variations
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BOOL m_fByGUID; // true if selecting parts by GUID, false if by PChannel
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};
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/////////////////////////////////////////////////////////////////////////////
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// CAuditionTrack
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class CAuditionTrack :
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public IAuditionTrack,
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public IDirectMusicPatternTrack,
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public IDirectMusicTrack8,
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public IPersistStream,
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public IPrivatePatternTrack
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{
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public:
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CAuditionTrack();
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CAuditionTrack(const CAuditionTrack& rTrack, MUSIC_TIME mtStart, MUSIC_TIME mtEnd);
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~CAuditionTrack();
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// IUnknown
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//
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virtual STDMETHODIMP QueryInterface(const IID &iid, void **ppv);
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virtual STDMETHODIMP_(ULONG) AddRef();
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virtual STDMETHODIMP_(ULONG) Release();
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// IAuditionTrack
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public:
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// IDirectMusicTrack Methods
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HRESULT STDMETHODCALLTYPE Init(
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/*[in]*/ IDirectMusicSegment* pSegment
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);
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HRESULT STDMETHODCALLTYPE InitPlay(
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/*[in]*/ IDirectMusicSegmentState* pSegmentState,
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/*[in]*/ IDirectMusicPerformance* pPerformance,
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/*[out]*/ void** ppStateData,
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/*[in]*/ DWORD dwTrackID,
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/*[in]*/ DWORD dwFlags
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);
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HRESULT STDMETHODCALLTYPE EndPlay(
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/*[in]*/ void* pStateData
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);
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HRESULT STDMETHODCALLTYPE Play(
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/*[in]*/ void* pStateData,
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/*[in]*/ MUSIC_TIME mtStart,
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/*[in]*/ MUSIC_TIME mtEnd,
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/*[in]*/ MUSIC_TIME mtOffset,
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DWORD dwFlags,
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IDirectMusicPerformance* pPerf,
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IDirectMusicSegmentState* pSegState,
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DWORD dwVirtualID
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);
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HRESULT STDMETHODCALLTYPE GetPriority(
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/*[out]*/ DWORD* pPriority
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);
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HRESULT STDMETHODCALLTYPE GetParam(
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REFGUID pCommandGuid,
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MUSIC_TIME mtTime,
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MUSIC_TIME* pmtNext,
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void *pData);
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HRESULT STDMETHODCALLTYPE SetParam(
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/* [in] */ REFGUID pCommandGuid,
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/* [in] */ MUSIC_TIME mtTime,
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/* [out] */ void __RPC_FAR *pData);
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HRESULT STDMETHODCALLTYPE AddNotificationType(
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/* [in] */ REFGUID pGuidNotify
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);
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HRESULT STDMETHODCALLTYPE RemoveNotificationType(
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/* [in] */ REFGUID pGuidNotify
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);
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HRESULT STDMETHODCALLTYPE Clone(
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MUSIC_TIME mtStart,
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MUSIC_TIME mtEnd,
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IDirectMusicTrack** ppTrack);
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HRESULT STDMETHODCALLTYPE IsParamSupported(
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/*[in]*/ REFGUID pGuid
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);
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// IDirectMusicTrack8 Methods
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STDMETHODIMP PlayEx(void* pStateData,REFERENCE_TIME rtStart,
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REFERENCE_TIME rtEnd,REFERENCE_TIME rtOffset,
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DWORD dwFlags,IDirectMusicPerformance* pPerf,
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IDirectMusicSegmentState* pSegSt,DWORD dwVirtualID) ;
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STDMETHODIMP GetParamEx(REFGUID rguidType,REFERENCE_TIME rtTime,
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REFERENCE_TIME* prtNext,void* pParam,void * pStateData, DWORD dwFlags) ;
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STDMETHODIMP SetParamEx(REFGUID rguidType,REFERENCE_TIME rtTime,void* pParam, void * pStateData, DWORD dwFlags) ;
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STDMETHODIMP Compose(IUnknown* pContext,
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DWORD dwTrackGroup,
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IDirectMusicTrack** ppResultTrack) ;
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STDMETHODIMP Join(IDirectMusicTrack* pNewTrack,
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MUSIC_TIME mtJoin,
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IUnknown* pContext,
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DWORD dwTrackGroup,
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IDirectMusicTrack** ppResultTrack) ;
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// IPersist methods
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HRESULT STDMETHODCALLTYPE GetClassID( LPCLSID pclsid );
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// IPersistStream methods
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HRESULT STDMETHODCALLTYPE IsDirty();
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HRESULT STDMETHODCALLTYPE Save( LPSTREAM pStream, BOOL fClearDirty );
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HRESULT STDMETHODCALLTYPE GetSizeMax( ULARGE_INTEGER* /*pcbSize*/ );
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HRESULT STDMETHODCALLTYPE Load( LPSTREAM pStream );
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// IAuditionTrack methods
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HRESULT STDMETHODCALLTYPE CreateSegment(
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IDirectMusicStyle* pStyle, IDirectMusicSegment** ppSegment);
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HRESULT STDMETHODCALLTYPE SetPatternByName(IDirectMusicSegmentState* pSegState,
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WCHAR* wszName,
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IDirectMusicStyle* pStyle,
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DWORD dwPatternType,
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DWORD* pdwLength);
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HRESULT STDMETHODCALLTYPE SetVariation(
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IDirectMusicSegmentState* pSegState, DWORD dwVariationFlags, DWORD dwPart);
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// IPrivatePatternTrack Methods
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HRESULT STDMETHODCALLTYPE SetPattern(IDirectMusicSegmentState* pSegState, IStream* pStream, DWORD* pdwLength);
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HRESULT STDMETHODCALLTYPE SetVariationByGUID(
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IDirectMusicSegmentState* pSegState, DWORD dwVariationFlags, REFGUID rguidPart, DWORD dwPChannel);
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// obsolete method (dx7)
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HRESULT STDMETHODCALLTYPE SetVariation(
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IDirectMusicSegmentState* pSegState, DWORD dwVariationFlags, WORD wPart)
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{
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DWORD dwPart = (DWORD)wPart;
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return SetVariation(pSegState, dwVariationFlags, dwPart);
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}
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// other stuff
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HRESULT LoadPattern(IAARIFFStream* pIRiffStream, MMCKINFO* pckMain, DMStyleStruct* pNewStyle);
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HRESULT GetParam(
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REFGUID rCommandGuid,
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MUSIC_TIME mtTime,
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void * pStateData,
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MUSIC_TIME* pmtNext,
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void *pData);
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// IAuditionTrack data members
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protected:
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// new internal play method
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HRESULT STDMETHODCALLTYPE Play(
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/*[in]*/ void* pStateData,
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/*[in]*/ MUSIC_TIME mtStart,
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/*[in]*/ MUSIC_TIME mtEnd,
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/*[in]*/ MUSIC_TIME mtOffset,
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REFERENCE_TIME rtOffset,
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DWORD dwFlags,
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IDirectMusicPerformance* pPerf,
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IDirectMusicSegmentState* pSegState,
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DWORD dwVirtualID,
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BOOL fClockTime
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);
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// attributes
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long m_cRef;
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CRITICAL_SECTION m_CriticalSection; // for load and playback
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BOOL m_fCSInitialized;
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PatternTrackInfo* m_pTrackInfo;
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BYTE m_bRequiresSave;
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};
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struct AuditionTrackState : public PatternTrackState
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{
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AuditionTrackState();
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~AuditionTrackState();
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// methods
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HRESULT Play(
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/*[in]*/ MUSIC_TIME mtStart,
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/*[in]*/ MUSIC_TIME mtEnd,
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/*[in]*/ MUSIC_TIME mtOffset,
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REFERENCE_TIME rtOffset,
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IDirectMusicPerformance* pPerformance,
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DWORD dwFlags,
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BOOL fClockTime
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);
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virtual DWORD Variations(DirectMusicPartRef& rPartRef, int nPartIndex);
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virtual BOOL PlayAsIs();
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HRESULT InitVariationInfo(DWORD dwVariations, DWORD dwPart, REFGUID rGuidPart, BOOL fByGuid);
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// attributes
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DWORD m_dwVariation; // Which variations to play
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DWORD m_dwPart; // PCHannel of the part to play with the selected variations
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GUID m_guidPart; // GUID of the part to play with the selected variations
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BOOL m_fByGUID; // true if selecting parts by GUID, false if by PChannel
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BOOL m_fTestVariations; // Are we testing individual variations?
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BYTE m_bVariationLock; // Variation Lock ID of the selected part
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MUSIC_TIME m_mtSectionOffset; // Elapsed time in the section (needed to calculate repeats)
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};
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#endif //__AUDITIONTRACK_H_
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