1 /*

     2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   Implementation of video playback display handler

    15 *

    16 */

    17 

    18 

    19 // Version : %version: 12 %

    20 

    21 

    22 #ifndef __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

    23 #define __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

    24 

    25 // INCLUDES

    26 

    27 #include <mpxmessage2.h>

    28 #include <MMFScalingCustomCommandConstants.h>

    29 #include <mediaclientvideodisplay.h>

    30 #include <mpxvideoplaybackdefs.h>

    31 

    32 //

    33 //  CLASS DECLARATION

    34 //

    35 class MMPXPlaybackUtility;

    36 class CMPXVideoPlaybackContainer;

    37 class CMPXVideoPlaybackViewFileDetails;

    38 

    39 /*

    40  *  CMPXVideoPlaybackDisplayHandler

    41  *

    42  */

    43 class CMPXVideoPlaybackDisplayHandler : public CBase

    44 {

    45     //

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

    47     //

    48     typedef struct

    49     {

    50         TReal32         videoRatio;

    51         TReal32         screenRatio;

    52         TMMFScalingType scalingType;

    53     } TMPXAspectRatio ;

    54 

    55     public:

    56 

    57         ~CMPXVideoPlaybackDisplayHandler();

    58 

    59         static CMPXVideoPlaybackDisplayHandler* NewL( MMPXPlaybackUtility* aPlayUtil,

    60                                                       CMPXVideoPlaybackContainer* aContainer );

    61 

    62         void CreateDisplayWindowL( CWsScreenDevice& aScreenDevice,

    63                                    RWindow& aWin,

    64                                    CMPXVideoPlaybackViewFileDetails* aFileDetails );

    65 

    66         void RemoveDisplayWindow();

    67 

    68         void HandleVideoDisplayMessageL( CMPXMessage* aMessage );

    69 

    70         void SetAspectRatioL( TMPXVideoPlaybackCommand aCmd );

    71 

    72         void DoHandleRealOneBitmapTimeoutL();

    73 

    74         TBool ShowAspectRatioIcon();

    75 

    76     private:

    77 

    78         CMPXVideoPlaybackDisplayHandler( MMPXPlaybackUtility* aPlayUtil,

    79                                          CMPXVideoPlaybackContainer* aContainer );

    80 

    81         void ConstructL();

    82 

    83         void LoadAspectRatioL();

    84 

    85         void SaveAspectRatioL();

    86 

    87         void AddDisplayWindowL( CWsScreenDevice& aScreenDevice,

    88                                 RWindowBase& aWindowBase,

    89                                 RWindow* aWin );

    90 

    91         void SurfaceCreatedL( CMPXMessage* aMessage );

    92         void SurfaceChangedL( CMPXMessage* aMessage );

    93         void SurfaceRemoved();

    94 

    95         void SignalSurfaceRemovedL();

    96 

    97         void AttachNewSurfaceToWindowL();

    98 

    99         void CalculateAspectRatioL();

   100 

   101         TBool IsAspectRatioEqual( TReal aRatio1, TReal aRatio2 );

   102 

   103         TReal CalculateVideoAspectRatio();

   104 

   105         void RemoveSurfaceFromPlaybackPluginL();

   106 

   107     private:

   108         MMPXPlaybackUtility*                iPlaybackUtility;

   109         CMPXVideoPlaybackContainer*         iContainer;

   110 

   111         RArray<TMPXAspectRatio>             iAspectRatioArray;

   112         TInt                                iCurrentIndexForAspectRatio;

   113 

   114         CMediaClientVideoDisplay*           iVideoDisplay;

   115 

   116         TBool                               iSurfaceCached;

   117         TSurfaceId                          iSurfaceId;

   118         TRect                               iCropRect;

   119         TVideoAspectRatio                   iAspectRatio;

   120         TReal32                             iScaleWidth;

   121         TReal32                             iScaleHeight;

   122         TInt                                iHorizontalPosition;

   123         TInt                                iVerticalPosition;

   124         TVideoRotation                      iRotation;

   125         TAutoScaleType                      iAutoScale;

   126 

   127         TReal                               iDisplayAspectRatio;

   128         TInt                                iVideoHeight;

   129         TInt                                iVideoWidth;

   130 };

   131 

   132 #endif // __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__