windows-nt/Source/XPSP1/NT/multimedia/directx/dmusic/dmband/bandinst.h

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2020-09-26 03:20:57 -05:00
//
// bandinst.h
//
// Copyright (c) 1997-1999 Microsoft Corporation
//
// Note: Originally written by Robert K. Amenn
//
#ifndef BANDINST_H
#define BANDINST_H
#include "dmusicc.h"
#include "alist.h"
struct IDirectMusicPerformance;
struct IDirectMusicPerformanceP;
struct IDirectMusicAudioPath;
class CBandInstrumentList;
class CBand;
class CBandTrk;
class CDownloadedInstrument : public AListItem
{
public:
CDownloadedInstrument()
{
m_pDLInstrument = NULL;
m_pPort = NULL;
m_cRef = 1;
}
~CDownloadedInstrument();
CDownloadedInstrument* GetNext(){return(CDownloadedInstrument*)AListItem::GetNext();}
public:
IDirectMusicDownloadedInstrument* m_pDLInstrument;
IDirectMusicPort* m_pPort;
long m_cRef;
};
class CDownloadList : public AList
{
public:
CDownloadList(){}
~CDownloadList() { Clear(); }
void Clear();
CDownloadedInstrument* GetHead(){return(CDownloadedInstrument *)AList::GetHead();}
CDownloadedInstrument* GetItem(LONG lIndex){return(CDownloadedInstrument*)AList::GetItem(lIndex);}
CDownloadedInstrument* RemoveHead(){return(CDownloadedInstrument *)AList::RemoveHead();}
void Remove(CDownloadedInstrument* pDownloadedInstrument){AList::Remove((AListItem *)pDownloadedInstrument);}
void AddTail(CDownloadedInstrument* pDownloadedInstrument){AList::AddTail((AListItem *)pDownloadedInstrument);}
};
//////////////////////////////////////////////////////////////////////
// Class CBandInstrument
class CBandInstrument : public AListItem
{
friend CBand;
friend CBandTrk;
public:
CBandInstrument();
~CBandInstrument();
CBandInstrument* GetNext(){return(CBandInstrument*)AListItem::GetNext();}
HRESULT Download(IDirectMusicPerformanceP *pPerformance,
IDirectMusicAudioPath *pPath,
DWORD dwMIDIMode);
HRESULT Unload(IDirectMusicPerformanceP *pPerformance, IDirectMusicAudioPath *pPath);
private:
HRESULT DownloadAddRecord(IDirectMusicPort *pPort);
HRESULT BuildNoteRangeArray(DWORD *pNoteRangeMap, DMUS_NOTERANGE **ppNoteRanges, DWORD *pdwNumNoteRanges);
DWORD m_dwPatch; // Patch used with DLS Collection
DWORD m_dwAssignPatch; // Patch used with Download overrides m_dwPatch
DWORD m_dwChannelPriority;
BYTE m_bPan;
BYTE m_bVolume;
short m_nTranspose;
BOOL m_fGMOnly;
BOOL m_fNotInFile;
DWORD m_dwFullPatch; // if m_fGMOnly is true, this contains the original, premodified, m_dwPatch
DWORD m_dwPChannel;
DWORD m_dwFlags;
DWORD m_dwNoteRanges[4];
short m_nPitchBendRange;
IDirectMusicCollection* m_pIDMCollection;
CDownloadList m_DownloadList;
};
//////////////////////////////////////////////////////////////////////
// Class CBandInstrumentList
class CBandInstrumentList : public AList
{
public:
CBandInstrumentList(){}
~CBandInstrumentList() { Clear(); }
void Clear();
CBandInstrument* GetHead(){return(CBandInstrument *)AList::GetHead();}
CBandInstrument* GetItem(LONG lIndex){return(CBandInstrument*)AList::GetItem(lIndex);}
CBandInstrument* RemoveHead(){return(CBandInstrument *)AList::RemoveHead();}
void Remove(CBandInstrument* pBandInstrument){AList::Remove((AListItem *)pBandInstrument);}
void AddTail(CBandInstrument* pBandInstrument){AList::AddTail((AListItem *)pBandInstrument);}
};
// CDestination keeps track of which performance or audiopath the band was downloaded to.
class CDestination : public AListItem
{
public:
CBandInstrument* GetNext(){return(CBandInstrument*)AListItem::GetNext();}
IUnknown * m_pDestination; // Performance or audiopath this download was sent to. This is a weak reference, no AddRef.
};
class CDestinationList : public AList
{
public:
CDestinationList(){}
~CDestinationList() { Clear(); }
void Clear();
CDestination* GetHead(){return(CDestination *)AList::GetHead();}
CDestination* GetItem(LONG lIndex){return(CDestination*)AList::GetItem(lIndex);}
CDestination* RemoveHead(){return(CDestination *)AList::RemoveHead();}
void Remove(CDestination* pDestination){AList::Remove((AListItem *)pDestination);}
void AddTail(CDestination* pDestination){AList::AddTail((AListItem *)pDestination);}
};
#endif // #ifndef BANDINST_H