1 /*

     2 * Copyright (c) 2002 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:  Format Handler for NGA(will create an extended bitmap)

    15 *

    16 *

    17 */

    18 

    19 

    20 

    21 #ifndef AKN_NGA_FORMAT_HANDLER_H

    22 #define AKN_NGA_FORMAT_HANDLER_H

    23 

    24 // INCLUDES

    25 #include <e32std.h>

    26 #include <SVGEngineInterfaceImpl.h>

    27 #include <SVGRequestObserver.h>

    28 

    29 #include "AknIconFormatHandler.h"

    30 

    31 // FORWARD DECLARATIONS

    32 

    33 class CFbsBitmap;

    34 class MAknIconChangeObserver;

    35 // CLASS DECLARATION

    36 

    37 /**

    38  * CAknNGAFormatHandler

    39  * Format Handler for NGA(will create an extended bitmap)

    40  */

    41 NONSHARABLE_CLASS(CAknNGAFormatHandler) :

    42     public CBase,

    43     public MAknIconFormatHandler,

    44     public MSvgRequestObserver

    45 	{

    46 public:

    47 

    48     static CAknNGAFormatHandler* NewL(TInt aType,TSize aBitmapSize,TDisplayMode aBitmapDspMode,TDisplayMode aMaskDspMode);

    49     ~CAknNGAFormatHandler();

    50 

    51 public: // From MAknIconFormatHandler

    52 

    53     void SetScaleMode( TScaleMode aMode );

    54 

    55     void SetRotation( TInt aAngle );

    56 

    57     void GetContentDimensionsL( TAknContentDimensions& aContentDimensions );

    58 

    59     void SetObserver( MAknIconChangeObserver *aObserver );

    60 

    61     void SupportedDisplayMode(

    62         TDisplayMode& aMode, TDisplayMode aPreferredMode );

    63 

    64     void PrepareIconL( const TDesC8& aIconData, TInt& aHandle );

    65 

    66     void UsePreparedIconL( TInt aHandle );

    67 

    68     void RenderPreparedIconL(

    69         CFbsBitmap* aBitmap,

    70         CFbsBitmap* aMask,TSize Bitmapsize=TSize(0,0),TDisplayMode Bitmapdepth=ENone,TDisplayMode Maskdepth=ENone, TRgb aColor = TRgb(0,0,0),  TBool aIsAppIcon = EFalse);

    71 

    72     void UnprepareIcon( TInt aHandle );

    73 

    74     void SetAnimated( TBool aAnimated );

    75     

    76     TInt IconFormatType();

    77 private: // From MSvgRequestObserver

    78 

    79     void UpdateScreen();

    80     TBool ScriptCall( const TDesC& aScript,CSvgElementImpl* aCallerElement );

    81     TInt FetchImage( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );

    82     void UpdatePresentation(const TInt32&  aNoOfAnimation);

    83     TInt FetchFont( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );

    84 

    85 private:

    86 

    87     void InitializeEngineL();

    88     void CheckHandleActivatedL( CFbsBitmap* aBitmap, CFbsBitmap* aMask );

    89 

    90     static void LeaveIfErrorL( MSvgError* aError );

    91     static TInt SvgErrorToSymbianError( const TSvgErrorCode aError );

    92     

    93     static void CleanupNullMaskPointer( TAny* aParam );

    94     

    95     void SetEngineScaleMode();

    96 

    97     private: // Private constructors

    98         CAknNGAFormatHandler(TSize aBitmapSize,TDisplayMode aBitmapDspMode,TDisplayMode aMaskDspMode);

    99         void ConstructL(TInt aType);

   100         void FormCommonHeader(const CFbsBitmap *aBitmap, TBool isMask = EFalse,TRgb aColor=TRgb(0,0,0), TBool aMarginFlag=EFalse);

   101 

   102 private:

   103     CSvgEngineInterfaceImpl* iSvgEngine;

   104     MAknIconChangeObserver* iObserver;

   105     CFbsBitmap* iDummyBitmap; // TODO: remove when can

   106     CFbsBitmap* iMask; // not owned

   107     TInt iMode;

   108     TInt iAngle;

   109     TBool iAnimated;

   110     TSize iBitmapSize;

   111     TDisplayMode iBitmapDspMode;

   112     TDisplayMode iMaskDspMode;

   113     TInt iHandle;

   114 

   115     enum

   116         {

   117         ENotActivated = 0,

   118         EActivated = 1,

   119         EActivatedWithFrameBuffer = 2

   120         };

   121 

   122     TInt iHandleActivationStatus;

   123     HBufC8 *            iData;

   124     };

   125 

   126 #endif      // AKN_NGA_FORMAT_HANDLER_H

   127             

   128 // End of File