/*
 * sample_play_handle.h - play-handle for playing a sample
 *
 * Copyright (c) 2005-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
 * 
 * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */


#ifndef _SAMPLE_PLAY_HANDLE_H
#define _SAMPLE_PLAY_HANDLE_H

#include "mixer.h"
#include "sample_buffer.h"
#include "AutomatableModel.h"

class bbTrack;
class pattern;
class sampleTCO;
class track;
class AudioPort;


class samplePlayHandle : public playHandle
{
public:
	samplePlayHandle( const QString & _sample_file );
	samplePlayHandle( sampleBuffer * _sample_buffer );
	samplePlayHandle( sampleTCO * _tco );
	samplePlayHandle( pattern * _pattern );
	virtual ~samplePlayHandle();

	virtual inline bool affinityMatters() const
	{
		return true;
	}


	virtual void play( sampleFrame * _working_buffer );
	virtual bool done() const;

	virtual bool isFromTrack( const track * _track ) const;

	f_cnt_t totalFrames() const;
	inline f_cnt_t framesDone() const
	{
		return( m_frame );
	}
	void setDoneMayReturnTrue( bool _enable )
	{
		m_doneMayReturnTrue = _enable;
	}

	void setBBTrack( bbTrack * _bb_track )
	{
		m_bbTrack = _bb_track;
	}

	void setVolumeModel( FloatModel * _model )
	{
		m_volumeModel = _model;
	}


private:
	sampleBuffer * m_sampleBuffer;
	bool m_doneMayReturnTrue;

	f_cnt_t m_frame;
	sampleBuffer::handleState m_state;

	AudioPort * m_audioPort;
	const bool m_ownAudioPort;

	FloatModel m_defaultVolumeModel;
	FloatModel * m_volumeModel;
	track * m_track;

	bbTrack * m_bbTrack;

} ;


#endif
