/*

* 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:   Implementation of video playback display handler

*

*/

#ifndef __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

#define __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

// INCLUDES

#include <mpxmessage2.h>

#include <MMFScalingCustomCommandConstants.h>

#ifdef SYMBIAN_BUILD_GCE

#include <mediaclientvideodisplay.h>

#endif

#include <mpxvideoplaybackdefs.h>

//

//  CLASS DECLARATION

//

class MMPXPlaybackUtility;

class CMPXVideoPlaybackViewFileDetails;

/*

 *  CMPXVideoPlaybackDisplayHandler

 *

 */

class CMPXVideoPlaybackDisplayHandler : public CBase

{

    //

    //  To save user's preference for scaling type in video ratio + screen ratio

    //

    typedef struct

    {

        TReal32         videoRatio;

        TReal32         screenRatio;

        TMMFScalingType scalingType;

    } TMPXAspectRatio ;

    public:

        ~CMPXVideoPlaybackDisplayHandler();

        static CMPXVideoPlaybackDisplayHandler* NewL( MMPXPlaybackUtility* aPlayUtil );

        void CreateDisplayWindowL( CWsScreenDevice& aScreenDevice, RWindow& aWin );

        void RemoveDisplayWindow();

        TMPXVideoDisplayCommand HandleVideoDisplayMessageL( CMPXMessage* aMessage );

        TInt SetAspectRatioL( TMPXVideoPlaybackCommand aCmd );

        TInt SetDefaultAspectRatioL( CMPXVideoPlaybackViewFileDetails* aFileDetails,

                                     TReal aDisplayAspectRatio );

    private:

        CMPXVideoPlaybackDisplayHandler( MMPXPlaybackUtility* aPlayUtil );

        void ConstructL();

        void LoadAspectRatioL();

        void SaveAspectRatioL();

#ifdef SYMBIAN_BUILD_GCE

    private:

        void AddDisplayWindowL( CWsScreenDevice& aScreenDevice,

                                RWindowBase& aWindowBase,

                                RWindow* aWin );

        void SurfaceCreatedL( CMPXMessage* aMessage );

        void SurfaceChangedL( CMPXMessage* aMessage );

        void SurfaceRemoved();

        TInt SetNgaAspectRatioL( TMPXVideoPlaybackCommand aCmd );

#endif

    private:

        MMPXPlaybackUtility*                iPlaybackUtility;

        RArray<TMPXAspectRatio>             iAspectRatioArray;

        TInt                                iCurrentIndexForAspectRatio;

        TReal                               iDisplayAspectRatio;

#ifdef SYMBIAN_BUILD_GCE

        CMediaClientVideoDisplay*           iVideoDisplay;

        TBool                               iSurfaceCached;

        TSurfaceId                          iSurfaceId;

        TRect                               iCropRect;

        TVideoAspectRatio                   iAspectRatio;

        TReal32                             iScaleWidth;

        TReal32                             iScaleHeight;

        TInt                                iHorizontalPosition;

        TInt                                iVerticalPosition;

        TVideoRotation                      iRotation;

        TAutoScaleType                      iAutoScale;

#endif

};

#endif // __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__