1 /*

     2 * Copyright (c) 2010 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 the License "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:   Page thumbnail generator class

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef THUMBNAILGENERATOR_H

    21 #define THUMBNAILGENERATOR_H

    22 

    23 //  INCLUDES

    24 #include <gdi.h>

    25 #include "PageScaler.h"

    26 

    27 // CONSTANTS

    28 

    29 // MACROS

    30 

    31 // DATA TYPES

    32 

    33 // FUNCTION PROTOTYPES

    34 

    35 // FORWARD DECLARATIONS

    36 class CFbsBitGc;

    37 class CFbsBitmap;

    38 class CFbsBitmapDevice;

    39 

    40 class CThumbnailGenerator : public CBase

    41     {

    42     public:  // Constructors and destructor

    43     

    44         static CThumbnailGenerator* NewL(MPageScalerCallback& aCallback);

    45         void ConstructL();

    46         virtual ~CThumbnailGenerator();

    47         

    48         void CreatePageThumbnailL();

    49         CFbsBitmap* PageThumbnail() {return iThumbnailBitmap;}

    50     

    51     protected:

    52         CThumbnailGenerator(MPageScalerCallback& aCallback);

    53         TBool CreateBitMapL(TSize aSize, CFbsBitmap*& aBm, CFbsBitmapDevice*& aDev, CFbsBitGc*& aGc);

    54         

    55     private:

    56         MPageScalerCallback* iCallback;       

    57         CFbsBitmap* iThumbnailBitmap; //owned

    58         CFbsBitmapDevice* iThumbnailBitmapDevice; //owned

    59         CFbsBitGc* iThumbnailBitmapGc; //owned       

    60     };

    61 

    62 #endif //THUMBNAILGENERATOR_H

    63 

    64 // End of File