/*---------------------------------------------------------------------------*
  Project:  NintendoWare
  File:     snd_MmlSequenceTrackAllocator.h
  
  Copyright (C)2009-2011 Nintendo/HAL Laboratory, Inc.  All rights reserved.
  
  These coded instructions, statements, and computer programs contain proprietary
  information of Nintendo and/or its licensed developers and are protected by
  national and international copyright laws. They may not be disclosed to third
  parties or copied or duplicated in any form, in whole or in part, without the
  prior written consent of Nintendo.
  
  The content herein is highly confidential and should be handled accordingly.
  
  $Revision: 31311 $
 *---------------------------------------------------------------------------*/

#ifndef NW_SND_MML_SEQUENCE_TRACK_ALLOCATOR_H_
#define NW_SND_MML_SEQUENCE_TRACK_ALLOCATOR_H_

#include <nw/snd/snd_SequenceTrackAllocator.h>
#include <nw/snd/snd_MmlSequenceTrack.h>
#include <nw/snd/snd_InstancePool.h>

namespace nw {
namespace snd {
namespace internal {
namespace driver {

class MmlParser;

/* ========================================================================
        class difinition
   ======================================================================== */

class MmlSequenceTrackAllocator : public SequenceTrackAllocator
{
    typedef InstancePool<MmlSequenceTrack> MmlSequenceTrackPool;

public:
    MmlSequenceTrackAllocator( MmlParser* parser ) : m_pParser( parser ) {}
    void SetMmlParser( MmlParser* parser ) { m_pParser = parser; }
    MmlParser* GetMmlParser() { return m_pParser; }
    virtual SequenceTrack* AllocTrack( SequenceSoundPlayer* player );
    virtual void FreeTrack( SequenceTrack* track );
    virtual int GetAllocatableTrackCount() const { return m_TrackPool.Count(); }

    unsigned long Create( void* buffer, unsigned long size );
    void Destroy( void* buffer, unsigned long size );

private:
    MmlParser* m_pParser;
    MmlSequenceTrackPool m_TrackPool;
};

} // namespace nw::snd::internal::driver
} // namespace nw::snd::internal
} // namespace nw::snd
} // namespace nw


#endif /* NW_SND_MML_SEQUENCE_TRACK_ALLOCATOR_H_ */