/*

* Copyright (c) 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: Juha Kauppinen, Mika Hokkanen

* 

* Description: Photo Browser

*

*/

#ifndef DRAWMAGGLASS_H

#define DRAWMAGGLASS_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include "ImagicContainerBrowser.h"

#include "CDrawOneByOne.h"

#define VERTICES_PER_LINE 32

// CLASS DECLARATION

class CDrawOneByOne;

/**

 *  CDrawMagGlass

 * 

 */

class CDrawMagGlass : public CBase

    {

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CDrawMagGlass();

    /**

     * Two-phased constructor.

     */

    static CDrawMagGlass* NewL(CImagicContainerBrowser* aContainer, CDrawOneByOne* aDrawOneByOne);

    /**

     * Two-phased constructor.

     */

    static CDrawMagGlass* NewLC(CImagicContainerBrowser* aContainer, CDrawOneByOne* aDrawOneByOne);

private:

    /**

     * Constructor for performing 1st stage construction

     */

    CDrawMagGlass();

    /**

     * EPOC default constructor for performing 2nd stage construction

     */

    void ConstructL(CImagicContainerBrowser* aContainer, CDrawOneByOne* aDrawOneByOne);

    void Interpolate(float &aValue, const float aTarget, const float aStep);

public:

    void InitDrawMagGlass();

    void DrawMagGlass(const TSize &aScreenPhysicalSize, TReal aImageAspectRatio);

    TReal GetMagGlassZoomFactor();

private:

    CImagicContainerBrowser* iContainer;

    CDrawOneByOne*           iDrawOneByOne;

    float                    iMagGlassZoomFactor;

    static const GLfixed iGlobalTexCoords[4*2];

    static GLfixed       iMagGlassVertices[VERTICES_PER_LINE*VERTICES_PER_LINE*3];

    static GLfixed       iMagGlassTex[VERTICES_PER_LINE*VERTICES_PER_LINE*2];

    static const TInt    iMagGlassTriCount;

    static GLushort      iMagGlassIndices[];

    };

#endif // DRAWMAGGLASS_H