/*

* Copyright (c) 2002 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:  This class implements RateControl for MMF players.

*

*/

#ifndef CMMAMMFRATECONTROL_H

#define CMMAMMFRATECONTROL_H

//  INTERNAL INCLUDES

#include "cmmaratecontrol.h" // base class

#include "cmmammfplayerbase.h"

//  CLASS DECLARATION

/**

*   This class implements RateControl for MMF players.

*

*/

NONSHARABLE_CLASS(CMMAMMFRateControl): public CMMARateControl,

        public MMMAPlayerStateListener

{

public:

    static CMMAMMFRateControl* NewL(CMMAMMFPlayerBase* aPlayer);

    /**

     * Destructor.

     */

    ~CMMAMMFRateControl();

protected:

    /**

     * Constructor.

     */

    CMMAMMFRateControl(CMMAMMFPlayerBase* aPlayer);

    void ConstructL();

public: // from MMMAPlayerStateListener

    virtual void StateChanged(TInt aState);

public: // New methods

    /**

     * @param aRate Rate to set in "milli-percentage"..

     * @return Actual rate set.

     */

    virtual TInt SetRateL(TInt aRate);

    /**

     * @return The current playback rate in "milli-percentage".

     */

    virtual TInt RateL();

private: // Member data

    /**

     * Used to obtain RMMFController reference to stop/start

     * playback.

     */

    CMMAMMFPlayerBase* iPlayer;

    /**

     * Hold current rate value.

     */

    TInt iCurrentRate;

};

#endif // CMMAMMFRATECONTROL_H