/*

* Copyright (c) 2008 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 plays files with the Helix Engine

 *

*/

#ifndef _CMPXVIDEOHELIXPLAYBACK_H_

#define _CMPXVIDEOHELIXPLAYBACK_H_

//

//  INCLUDES

//

#include <mpxplaybackplugin.h>

#include <mmf/common/mmfcontroller.h>

#include <mpxplaybackpluginversion2.h>

#include <mpxplaybackpluginobserver.h>

#include "mpxvideo_debug.h"

#include "mpxhelixplaybackplugindefs.h"

#include "mpxvideoplaybackcontroller.h"

//

//  FORWARD DECLARATIONS

//

class CMPXVideoPlaybackController;

//

//  CLASS DECLARATION

//

/*

 *  CMpxVideoHelixPlayback class

 *

 *  Plug-in basically handles Video Playback with the Helix Engine

 *  @lib mpxvideohelixplayback.lib

 *

 */

NONSHARABLE_CLASS( CMPXVideoHelixPlayback ) : public CMPXPlaybackPluginVersion2

{

    public:

        //

        //  Constructors and destructor

        //

        /*

         *  Two-phased constructor.

         *  @param aInitParams, initialization parameter

         *  @return a pointer to the created instance

         */

        static CMPXVideoHelixPlayback* NewL( TAny* aInitParams );

        /*

         *  Destructor

         *  Destroy the object and release all memory objects

         */

        ~CMPXVideoHelixPlayback();

    private:

        //

        //  CMPXPlaybackPlugin Implementation

        //

        /*

         *  Set observer

         *

         *  @param aObs observer

         */

        inline void SetObserver( MMPXPlaybackPluginObserver& aObs );

        /*

         *  Initializes a clip for playback

         *  @param aSong the song path

         */

        void InitialiseL( const TDesC& aSong );

        /*

         *  Initializes a song for playback

         *  @param aFile file handle of a song

         */

        void InitialiseL( RFile& aFile );

        /*

         *  Executes a command on the selected song

         * @param aCmd a command

         * @param aData, data

         */

        void CommandL( CMPXCommand& aCmd );

        // Supposedly being deprecated

        // We're forced to implement this as its declared as a

        // pure virtual function by the MPX framework

        void CommandL(TMPXPlaybackCommand aCmd, TInt aData=0);

        /*

         *  Sets a property of the plugin

         *  @param aProperty a property

         *  @param aValue the value of the setting

         */

        void SetL( TMPXPlaybackProperty aProperty , TInt aValue );

        /*

         *  Gets a property of the plugin (async)

         *  @param aProperty a property

         */

        void PropertyL( TMPXPlaybackProperty aProperty ) const;

        /*

         *  Gets a list of sub players

         *  @return a list of names of sub players

         */

        inline void SubPlayerNamesL();

        /*

         *  Select a sub player

         *  @param aIndex index to the sub player

         */

        void SelectSubPlayerL( TInt aIndex );

        /*

         *  Returns current sub player name

         *  @return friendly name of the current the sub player

         */

        const TDesC& SubPlayerName();

        /*

         *  Current sub player index

         *  @return index to the sub player

         */

        inline TInt SubPlayerIndex() const;

        /*

         *  Media properties of the current file (async)

         *  @param aAttrs attributes requested

         */

        void MediaL( const TArray<TMPXAttribute>& aAttrs );

        /*

         * Cancel async request

         */

        void CancelRequest();

        /**

        * Initializes a file for playback.

        *

        * @since S60 9.2

        * @param aUri URI of the item

        * @param aType the mime type of the item

        * @param aAccessPoint the access point

        */

        /**

        * Initializes a file handle for playback.

        *

        * @since S60 9.2

        * @param aFile file handle of a file

        * @param aAccessPoint the access point

        */

        /**

        * Initializes filename and handle

        *

        * @since S60 9.2

        * @param aUri URI of the item

        */

        RFile& OpenFileHandleL( const TDesC& aUri );

        /**

        * Open file handle

        *

        * @since S60 9.2

        * @param aUri URI of the item

        * @param aFile a 32-bit file handle

        */

        void OpenFileHandleL( const TDesC& aUri, RFile& aFile );

        /**

        *

        * @since S60 9.2

        */

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

        /*

         *  Initializes a song for playback

         *  @param aFile RFile64 of a song

         */

        /**

        * Initializes a file handle for playback.

        *

        * @since S60 9.2

        * @param aFile RFile64 of a file

        * @param aAccessPoint the access point

        */

        /**

        * Initializes filename and handle

        *

        * @since S60 9.2

        * @param aUri URI of the item

        */

        RFile64& OpenFileHandle64L( const TDesC& aUri );

        /**

        * Open file handle

        *

        * @since S60 9.2

        * @param aUri URI of the item

        * @param aFile a 64-bit file handle

        */

        void OpenFileHandle64L( const TDesC& aUri, RFile64& aFile );

    private:

        /*

         *  C++ default constructor

         */

        CMPXVideoHelixPlayback();

        /*

         *  the second phase constructor ConstructL to safely construct things

         *  that can leave

         */

        void ConstructL();

    private:

        //

        //  Data

        //

    	CMPXVideoPlaybackController*  iVideoPlaybackCtlr;

        RFs                           iFs;

};

// INLINE METHODS

inline

void CMPXVideoHelixPlayback::SetObserver( MMPXPlaybackPluginObserver& aObs )

{

    MPX_ENTER_EXIT(_L("CMPXVideoHelixPlayback::SetObserver()"));

    iObs = &aObs;

    iVideoPlaybackCtlr->SetMPXObserver(aObs);

}

inline

TInt CMPXVideoHelixPlayback::SubPlayerIndex() const

{

   MPX_ENTER_EXIT(_L("CMPXVideoHelixPlayback::SubPlayerIndex()"));

   return KErrNotFound;

}

inline

const TDesC& CMPXVideoHelixPlayback::SubPlayerName()

{

    MPX_ENTER_EXIT(_L("CMPXVideoHelixPlayback::SubPlayerName()"));

    return KNullDesC;

}

#endif