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/*
* $Id$
*
* ***** BEGIN LGPL LICENSE BLOCK *****
*
* Copyright 2009 Jörg Hermann Müller
*
* This file is part of AudaSpace.
*
* AudaSpace is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* AudaSpace 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with AudaSpace. If not, see <http://www.gnu.org/licenses/>.
*
* ***** END LGPL LICENSE BLOCK *****
*/
#ifndef AUD_DOUBLEREADER
#define AUD_DOUBLEREADER
#include "AUD_IReader.h"
#include "AUD_Buffer.h"
/**
* This reader plays two readers with the same specs sequently.
*/
class AUD_DoubleReader : public AUD_IReader
{
private:
/**
* The first reader.
*/
AUD_IReader* m_reader1;
/**
* The second reader.
*/
AUD_IReader* m_reader2;
/**
* Whether we've reached the end of the first reader.
*/
bool m_finished1;
/**
* The playback buffer for the intersecting part.
*/
AUD_Buffer m_buffer;
// hide copy constructor and operator=
AUD_DoubleReader(const AUD_DoubleReader&);
AUD_DoubleReader& operator=(const AUD_DoubleReader&);
public:
/**
* Creates a new ping pong reader.
* \param reader1 The first reader to read from.
* \param reader2 The second reader to read from.
* \exception AUD_Exception Thrown if the specs from the readers differ.
*/
AUD_DoubleReader(AUD_IReader* reader1, AUD_IReader* reader2);
/**
* Destroys the reader.
*/
virtual ~AUD_DoubleReader();
virtual bool isSeekable() const;
virtual void seek(int position);
virtual int getLength() const;
virtual int getPosition() const;
virtual AUD_Specs getSpecs() const;
virtual void read(int & length, sample_t* & buffer);
};
#endif //AUD_DOUBLEREADER
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