/usr/src/RPM/BUILD/qmmp-0.4-svn/src/qmmp/abstractengine.h

/***************************************************************************
 *   Copyright (C) 2009-2010 by Ilya Kotov                                 *
 *   forkotov02@hotmail.ru                                                 *
 *                                                                         *
 *   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; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef ABSTRACTENGINE_H
#define ABSTRACTENGINE_H

#include <QMutex>
#include <QWaitCondition>
#include <QThread>
#include <QStringList>
#include "enginefactory.h"
#include "qmmpsettings.h"

class QIODevice;
class InputSource;


class AbstractEngine : public QThread
{
 Q_OBJECT
public:
    AbstractEngine(QObject *parent = 0);
    virtual bool enqueue(InputSource *source) = 0;
    virtual qint64 totalTime() = 0;
    virtual bool play() = 0;
    virtual void seek(qint64 time) = 0;
    virtual void stop() = 0;
    virtual void pause() = 0;
    QMutex *mutex();
    QWaitCondition *cond();
    virtual void setEQ(double bands[10], double preamp) = 0;
    virtual void setEQEnabled(bool on) = 0;
    static QList<EngineFactory*> *factories();
    static EngineFactory *findByPath(const QString &path);
    static void setEnabled(EngineFactory* factory, bool enable = true);
    static bool isEnabled(EngineFactory* factory);
    static QStringList files();

signals:
    void playbackFinished();

private:
    QMutex m_mutex;
    QWaitCondition m_waitCondition;

    static void checkFactories();
    static QList<EngineFactory*> *m_factories;
    static QStringList m_files;
};


#endif // ABSTRACTENGINE_H

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