/*

* 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:

*

*/

#ifndef IRQMMFADAPTER_H_

#define IRQMMFADAPTER_H_

#include <videoplayer2.h>

#include <MMFMetadataEventConfigConstants.h>

#include "irqplayeradapterinterface.h"

class IRQMetaData;

/**

 * This class wraps the MMF interface CVideoPlayerUtility

 */

class IRQMMFAdapter : public IRQPlayerAdapterInterface,

                      public MVideoPlayerUtilityObserver,

                      public MVideoLoadingObserver

{

    Q_OBJECT

public:

    IRQMMFAdapter();

    ~IRQMMFAdapter();

    // IRQPlayerAdapterInterface methods

    void  playStation(const QString &aUrl, int aApId); // Play specific url via certain access point id

    void  stop();                                      // Stop Playback

    void  setVolume(int aVolume);                      // Set volume to player

    int   getVolume();                                 // Get current volume from player

    void* getPlayerInstance();                         // Get audio player instance for stereo effect

    // Callback functions, MVideoPlayerUtilityObserver methods

    void MvpuoOpenComplete(TInt aError);                  // Opening url completed

    void MvpuoPlayComplete(TInt aError);                  // Playback completed, never called

    void MvpuoEvent(const TMMFEvent& aEvent);             // Events from player

    void MvpuoPrepareComplete(TInt aError);               // Preparation for playback completed.

    void MvpuoFrameReady(CFbsBitmap& aFrame,TInt aError); // For video playback only.

    // Callback functions, MVideoLoadingObserver methods

    void MvloLoadingStarted();                      // Buffering started

    void MvloLoadingComplete();                     // Buffering completed.

private:

    void playL(const QString &aUrl, int aApId);     // Play a station

    void getRefreshedMetaDataL(TInt aIndex);        // Get refreshed data from player

    void createPlayerL();                           // Created player

    void destroyPlayer();                           // Destroy player

    void setMetadataEventConfig();                  // Enable meta data event

    static TInt isPrepareCompleted(TAny* aPointer); // Periodic called function

    void checkPrepare();                            // Check if preparation completed

private:

    CVideoPlayerUtility2*  iVideoPlayer;

    IRQMetaData*          iQMetaData;       // Saving meta data

    /*

     * Sometimes the station server is on without encoder. In this case,

     * MvpuoPrepareComplete is not called after MvpuoOpenComplete. Need to stop playback

     * in this case. So start a timer to check if the preparation is complete.

     */

    CPeriodic*            iPrepareTimer;

    QString               iLastArtistSongName;

};

#endif /* IRQMMFADAPTER_H_ */