/*

* Copyright (c) 2005 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: SmilPlayerTimeObserver  declaration

*

*/

#ifndef SMILPLAYERTIMEOBSERVER_H

#define SMILPLAYERTIMEOBSERVER_H

//  INCLUDES

#include <e32base.h>

// CONSTANTS

// FORWARD DECLARATIONS

// DATA TYPES

// CLASS DECLARATION

/**

* This interface class is implemented by time indicator timer observer.

*

* @lib smilplayer.lib

* @since 3.0

*/

NONSHARABLE_CLASS(MSmilPlayerTimeObserver)

    {

    public:

        /**

        * Called by timer when time string has changed.

        *

        * @since 3.0

        *

        * @param aTimeString IN Changed time string.

        */

        virtual void TimeChangedL( const TDesC& aTimeString ) = 0;

        /**

        * Called by timer to retrieve current time.

        *

        * @since 3.0

        *

        * @return Current time on milliseconds.

        */

        virtual TInt CurrentTime() const = 0;

        /**

        * Called by timer to retrieve presentation duration.

        *

        * @since 3.0

        *

        * @return Presentation duration on milliseconds.

        */

        virtual TInt PresentationDuration() const = 0;

        /**

        * Called by timer check if presentation duration is finite.

        *

        * @since 3.0

        *

        * @return ETrue is duration is finite and EFalse if it is infinite.

        */

        virtual TBool IsDurationFinite() const = 0;

    };

#endif  // SMILPLAYERTIMEOBSERVER_H

// End of File