213 lines
10 KiB
C
213 lines
10 KiB
C
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// Copyright (c) 1998-1999 Microsoft Corporation
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// DMSegObj.h : Declaration of the CSegment
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#ifndef __DIRECTMUSICSEGMENTOBJECT_H_
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#define __DIRECTMUSICSEGMENTOBJECT_H_
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#include "dmusici.h"
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#include "dmusicf.h"
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#include "dmime.h"
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#include "TrkList.h"
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#include "ntfylist.h"
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#include "dmsstobj.h"
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#include "..\shared\dmusicp.h"
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#define COMPOSE_TRANSITION1 (DMUS_TRACKCONFIG_TRANS1_FROMSEGSTART | DMUS_TRACKCONFIG_TRANS1_FROMSEGCURRENT | DMUS_TRACKCONFIG_TRANS1_TOSEGSTART)
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class CSegment;
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DEFINE_GUID(IID_CSegment,0xb06c0c21, 0xd3c7, 0x11d3, 0x9b, 0xd1, 0x44, 0x45, 0x53, 0x54, 0x0, 0x0);
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/////////////////////////////////////////////////////////////////////////////
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// CSegment
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class CSegment :
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public IDirectMusicSegment8,
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public IDirectMusicSegment8P,
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public IPersistStream,
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public IDirectMusicObject,
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public AListItem,
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public IDirectMusicObjectP
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{
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friend class CPerformance;
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friend class CSegState;
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friend class CSong;
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public:
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CSegment();
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CSegment(DMUS_IO_SEGMENT_HEADER *pHeader, CSegment *pSource);
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~CSegment();
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CSegment* GetNext() { return (CSegment*)AListItem::GetNext();}
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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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// IDirectMusicSegment
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STDMETHODIMP GetLength(MUSIC_TIME *pmtLength);
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STDMETHODIMP SetLength(MUSIC_TIME pmtLength);
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STDMETHODIMP GetRepeats(DWORD *pdwRepeats);
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STDMETHODIMP SetRepeats(DWORD dwRepeats);
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STDMETHODIMP GetDefaultResolution(DWORD *pdwResolution);
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STDMETHODIMP SetDefaultResolution(DWORD dwResolution);
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STDMETHODIMP GetTrack(REFCLSID rType,DWORD dwGroupBits,DWORD dwIndex,IDirectMusicTrack **ppTrack);
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STDMETHODIMP GetTrackGroup(IDirectMusicTrack* pTrack,DWORD* pdwGroupBits);
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STDMETHODIMP InsertTrack(IDirectMusicTrack *pTrack,DWORD dwGroupBits);
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STDMETHODIMP RemoveTrack(IDirectMusicTrack *pTrack);
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STDMETHODIMP InitPlay(IDirectMusicSegmentState **ppSegState,IDirectMusicPerformance *pPerformance,DWORD dwFlags);
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STDMETHODIMP GetGraph(IDirectMusicGraph** ppGraph);
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STDMETHODIMP SetGraph(IDirectMusicGraph* pGraph);
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STDMETHODIMP AddNotificationType(REFGUID rguidNotification);
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STDMETHODIMP RemoveNotificationType(REFGUID rguidNotification);
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STDMETHODIMP GetParam(REFGUID rguidDataType,DWORD dwGroupBits,
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DWORD dwIndex,MUSIC_TIME mtTime,
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MUSIC_TIME* pmtNext,void* pData);
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STDMETHODIMP SetParam(REFGUID rguidDataType,DWORD dwGroupBits,
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DWORD dwIndex,MUSIC_TIME mtTime,void* pData);
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STDMETHODIMP Clone(MUSIC_TIME mtStart,MUSIC_TIME mtEnd,IDirectMusicSegment** ppSegment);
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STDMETHODIMP GetStartPoint(MUSIC_TIME* pmtStart);
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STDMETHODIMP SetStartPoint(MUSIC_TIME mtStart);
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STDMETHODIMP GetLoopPoints(MUSIC_TIME* pmtStart,MUSIC_TIME* pmtEnd);
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STDMETHODIMP SetLoopPoints(MUSIC_TIME mtStart,MUSIC_TIME mtEnd);
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STDMETHODIMP SetPChannelsUsed(DWORD dwNumPChannels,DWORD* paPChannels);
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// IDirectMusicSegment8
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STDMETHODIMP SetTrackConfig(REFGUID rguidTrackClassID,DWORD dwGroup, DWORD dwIndex, DWORD dwFlagsOn, DWORD dwFlagsOff) ;
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STDMETHODIMP GetAudioPathConfig(IUnknown ** ppIAudioPathConfig);
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STDMETHODIMP Compose(MUSIC_TIME mtTime,
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IDirectMusicSegment* pFromSegment,
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IDirectMusicSegment* pToSegment,
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IDirectMusicSegment** ppComposedSegment);
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STDMETHODIMP Download(IUnknown *pAudioPath);
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STDMETHODIMP Unload(IUnknown *pAudioPath);
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// IDirectMusicSegment8P
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STDMETHODIMP GetObjectInPath(DWORD dwPChannel, /* PChannel to search. */
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DWORD dwStage, /* Which stage in the path. */
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DWORD dwBuffer,
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REFGUID guidObject, /* ClassID of object. */
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DWORD dwIndex, /* Which object of that class. */
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REFGUID iidInterface,/* Requested COM interface. */
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void ** ppObject) ; /* Pointer to interface. */
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STDMETHODIMP GetHeaderChunk(
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DWORD *pdwSize, /* Size of passed header chunk. Also, returns size written. */
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DMUS_IO_SEGMENT_HEADER *pHeader); /* Header chunk to fill. */
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STDMETHODIMP SetHeaderChunk(
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DWORD dwSize, /* Size of passed header chunk. */
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DMUS_IO_SEGMENT_HEADER *pHeader); /* Header chunk to fill. */
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STDMETHODIMP SetTrackPriority(
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REFGUID rguidTrackClassID, /* ClassID of Track. */
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DWORD dwGroupBits, /* Group bits. */
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DWORD dwIndex, /* Nth track. */
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DWORD dwPriority); /* Priority to set. */
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STDMETHODIMP SetAudioPathConfig(
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IUnknown *pAudioPathConfig);
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// IPersist
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STDMETHODIMP GetClassID( CLSID* pClsId );
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// IPersistStream
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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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// IDirectMusicObject
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STDMETHODIMP GetDescriptor(LPDMUS_OBJECTDESC pDesc);
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STDMETHODIMP SetDescriptor(LPDMUS_OBJECTDESC pDesc);
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STDMETHODIMP ParseDescriptor(LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc);
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HRESULT GetPChannels( DWORD* pdwNumPChannels, DWORD** ppaPChannels );
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HRESULT CheckNotification( REFGUID );
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// IDirectMusicObjectP
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STDMETHOD_(void, Zombie)();
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public:
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HRESULT GetTrackConfig(REFGUID rguidTrackClassID,DWORD dwGroup, DWORD dwIndex, DWORD *pdwFlags) ;
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HRESULT AddNotificationType(REFGUID rguidNotification, BOOL fFromPerformance);
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HRESULT RemoveNotificationType(REFGUID rguidNotification, BOOL fFromPerformance);
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BOOL IsTempoSource();
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HRESULT CreateSegmentState(CSegState **ppSegState,CPerformance *pPerformance,
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IDirectMusicAudioPath *pAudioPath, DWORD dwFlags);
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CTrack *GetTrack(REFCLSID rType,DWORD dwGroupBits,DWORD dwIndex);
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CTrack * GetTrackByParam(CTrack * pCTrack,REFGUID rguidType,DWORD dwGroupBits,DWORD dwIndex, BOOL fDontCheck);
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HRESULT GetTrackByParam(REFGUID rgCommandGuid,DWORD dwGroupBits,
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DWORD dwIndex,IDirectMusicTrack **ppTrack);
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HRESULT LoadDirectMusicSegment(IStream* pIStream);
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void AddNotificationTypeToAllTracks( REFGUID rguidNotification );
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void RemoveNotificationTypeFromAllTracks( REFGUID rguidNotification );
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CNotificationItem* FindNotification( REFGUID rguidNotification );
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HRESULT LoadTrack(CRiffParser *pParser);
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HRESULT CreateTrack(DMUS_IO_TRACK_HEADER& ioDMHdr, DWORD dwFlags, DWORD dwPriority, IStream *pStream);
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HRESULT InsertTrack(IDirectMusicTrack *pTrack,DWORD dwGroupBits, DWORD dwFlags, DWORD dwPriority, DWORD dwPosition);
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HRESULT LoadGraph(CRiffParser *pParser,CGraph **ppGraph);
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HRESULT LoadAudioPath(IStream *pStream);
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HRESULT ParseSegment(IStream* pIStream, LPDMUS_OBJECTDESC pDesc);
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void Init();
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HRESULT ComposeTransition(MUSIC_TIME mtTime,
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IDirectMusicSegment* pFromSegment,
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IDirectMusicSegment* pToSegment);
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HRESULT ComposeInternal();
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HRESULT SetClockTimeDuration(REFERENCE_TIME rtDuration);
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HRESULT SetFlags(DWORD dwFlags);
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void Clear(bool fZombie);
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HRESULT MusicToReferenceTime(MUSIC_TIME mtTime, REFERENCE_TIME *prtTime);
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HRESULT ReferenceToMusicTime(REFERENCE_TIME rtTime, MUSIC_TIME *pmtTime);
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// Attributes
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protected:
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CRITICAL_SECTION m_CriticalSection;
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DWORD m_dwRepeats; // # of times to repeat the segment. 0xffffffff is infinite
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DWORD m_dwResolution; // the default resolution to start motifs and such.
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DWORD m_dwSegFlags; // Flags loaded in with segment.
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CTrackList m_TrackList; // list of Tracks held in this Segment
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CAudioPathConfig* m_pAudioPathConfig; // Optional audio path loaded from file.
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CGraph* m_pGraph; // Optional tool graph for segment.
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CNotificationList m_NotificationList;
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REFERENCE_TIME m_rtLength; // Optional length in reference time units.
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MUSIC_TIME m_mtLength;
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MUSIC_TIME m_mtStart;
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MUSIC_TIME m_mtLoopStart;
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MUSIC_TIME m_mtLoopEnd;
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DWORD m_dwNumPChannels;
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DWORD* m_paPChannels;
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long m_cRef;
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IUnknown * m_pUnkDispatch; // holds the controlling unknown of the scripting object that implements IDispatch
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// IDirectMusicObject variables
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DWORD m_dwValidData;
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GUID m_guidObject;
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FILETIME m_ftDate; /* Last edited date of object. */
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DMUS_VERSION m_vVersion; /* Version. */
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WCHAR m_wszName[DMUS_MAX_NAME]; /* Name of object. */
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WCHAR m_wszCategory[DMUS_MAX_CATEGORY]; /* Category for object */
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WCHAR m_wszFileName[DMUS_MAX_FILENAME]; /* File path. */
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DWORD m_dwVersion; // Which version of the interfaces is the app requesting?
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bool m_fZombie;
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public:
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DWORD m_dwLoadID; // Identifier, used when loaded as part of a song.
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CSong* m_pSong; // Optional parent song that segment belongs to. This is not AddRef'd.
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DWORD m_dwPlayID; // ID of segment, if within a song.
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DWORD m_dwNextPlayID; // ID of next segment, if within a song.
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DWORD m_dwNextPlayFlags; // DMUS_SEGF flags for playing next segment, if within a song.
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BOOL m_fPlayNext; // Whether the next segment should be played.
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};
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class CSegmentList : public AList
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{
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public:
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void Clear();
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void AddHead(CSegment* pSegment) { AList::AddHead((AListItem*)pSegment);}
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void Insert(CSegment* pSegment);
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BOOL IsMember(CSegment *pSegment) { return AList::IsMember((AListItem*)pSegment);}
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CSegment* GetHead(){return (CSegment*)AList::GetHead();}
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CSegment* GetItem(LONG lIndex){return (CSegment*)AList::GetItem(lIndex);}
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CSegment* RemoveHead() {return (CSegment *) AList::RemoveHead();}
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void Remove(CSegment* pSegment){AList::Remove((AListItem*)pSegment);}
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void AddTail(CSegment* pSegment){AList::AddTail((AListItem*)pSegment);}
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CSegment* GetTail(){ return (CSegment*)AList::GetTail();}
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};
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#endif //__DIRECTMUSICSEGMENTOBJECT_H_
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