/*

* Copyright (c) 2008-2009 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:    Thumbnail Info

*

*/

#ifndef T_GLXTHUMBNAILATTRIBUTEINFO_H

#define T_GLXTHUMBNAILATTRIBUTEINFO_H

#include <e32base.h>

class CFbsBitmap;

/**

 * Thumbnail attribute content ID

 */

const TInt KGlxMediaIdThumbnail                     = 0x2000719E;

const TInt KGlxAttribSpecThumbnailSize              = 0x01; 

const TInt KGlxAttribSpecThumbnailCroppingRect		= 0x02;

const TInt KGlxAttribSpecThumbnailQualityOverSpeed 	= 0x04;

const TInt KGlxAttribSpecThumbnailFiltering 		= 0x08;

const TInt KGlxAttribSpecThumbnailBitmapHandle 		= 0x10;

const TInt KGlxAttribSpecThumbnailQuicklyAvailable 	= 0x20;

/**

 * Get the attribute ID for a full thumbnail attribute.

 */

inline TUint GlxFullThumbnailAttributeId(TBool aHighQuality,

                                            TInt aWidth, TInt aHeight);

/**

 * Get the attribute ID for a zoomed thumbnail attribute.

 */

inline TUint GlxZoomedThumbnailAttributeId(TInt aZoomLevel,

                                            TInt aXIndex, TInt aYIndex);

/**

 * Is an attribute ID for a full thumbnail attribute?

 */

inline TBool GlxIsFullThumbnailAttribute(TUint aAttributeId);

/**

 * Get the zoom level from a zoomed thumbnail attribute.

 */

inline TInt GlxZoomedThumbnailZoomLevel(TUint aAttributeId);

/**

 * Structure used for a thumbnail attribute.

 */

class CGlxThumbnailAttribute : public CBase

    {

public:

    /**

     * C++ default constructor.

     */

    inline CGlxThumbnailAttribute();

    /**

     * Destructor.

     */

    inline ~CGlxThumbnailAttribute();

    inline void ExternalizeL(RWriteStream& aStream) const;

    inline void InternalizeL(RReadStream& aStream);

public:

    /** Pointer to bitmap (not filled in by server side) */

    CFbsBitmap* iBitmap;

    /** Cropping rect within original image dimensions */

    TRect iCroppingRect;

    /** Size of thumbnail bitmap in pixels */

    TSize iDimensions;

    /** Quality of provided thumbnails: 0 = low quality. 255 = high quality.

        No values in between supported */

    TInt iThumbnailQuality;

    };

#include <glxthumbnailattributeinfo.inl>

#endif // T_GLXTHUMBNAILATTRIBUTEINFO_H