/*

* Copyright (c) 2006 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:  Reader for JPEG/GIF/BMP images (ImageHandlingLib wrapper)

*

*/

#ifndef BMIMAGEREADER_H

#define BMIMAGEREADER_H

#include <MIHLViewerObserver.h>

#include "BMMediaReader.h"

class MIHLFileImage;

class MIHLBitmap;

class MIHLImageViewer;

/**

 *  Reader for JPEG/GIF/BMP images (ImageHandlingLib wrapper)

 *

 *  @lib BubbleManager

 *  @since S60 v3.2

 */

class CBubbleImageReader : public CBubbleMediaReader,

                           public MIHLViewerObserver

    {

public:    

    static CBubbleImageReader* NewL( 

        const TDesC& aFileName );

    virtual ~CBubbleImageReader();

private: // from CBubbleMediaReader

    void  StartReadingL(

        const TSize& aTargetSize,

        const TReal& aScaleFactor,

        const TRect& aClipRect, 

        MBubbleMediaReaderObserver* aObserver );

    TInt SetScaleAndClip(

        const TSize& aTargetSize,

        const TReal& aScaleFactor,

        const TRect& aClipRect );        

    void  CancelReading();

    const TSize SourceSize() const;

    TBool IsAnimation() const;

    void  Play();

    void  Stop();

private: // from MIHLViewerObserver

    void ViewerBitmapChangedL();

    void ViewerError( TInt aError );     

private:

    CBubbleImageReader();

    void ConstructL( const TDesC& aFileName );

private: // data

    // Owned

    MIHLFileImage* iSourceImage;

    // Owned

    MIHLBitmap* iDestinationBitmap;

    // Owned

    MIHLImageViewer* iViewerEngine;

    };

#endif // BMIMAGEREADER_H