/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Music Player engine stub for mpplaybackview.

*

*/

#ifndef MPENGINE_H

#define MPENGINE_H

#include <QObject>

#include <QStringList>

class MpPlaybackData;

class MpEngine : public QObject

{

    Q_OBJECT

  friend class MpEngineFactory;

public:

    enum EngineMode{

        StandAlone,

        Fetch,

        Embedded,

        MediaBrowsing

    };

private:

    explicit MpEngine();

public:

    virtual ~MpEngine();

    MpPlaybackData *playbackData();

    void retrieveSongDetails();

    // Equalizer related

    void applyPreset( int preset );

    void disableEqualizer();

    int activePreset();

    QStringList presetNames();

public slots:

    // Playback related

    void stop();

    void setShuffle(bool mode);

    void setRepeat( bool mode);

    void startSeekBackward();

    void startSeekForward();

    void stopSeeking();

    void skipBackward();

    void skipForward();

    void playPause();

    void setPosition( int position );

signals:

    // Equalizer related

    void libraryUpdated();

private:

    Q_DISABLE_COPY( MpEngine )

public:

    int mActivePreset;

    int mApplyPresetCount;

    int mDisableEquqlizerCount;

    int retrieveSongDetailsCount;

    int stopCount;

    int startSeekBackwardCount;

    int startSeekForwardCount;

    int stopSeekingCount;

    int skipBackwardCount;

    int skipForwardCount;

};

#endif // MPENGINE_H