1 /*

     2 * Copyright (c) 2009 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: Juha Kauppinen, Mika Hokkanen

    13 * 

    14 * Description: Photo Browser

    15 *

    16 */

    17 

    18 #ifndef DRAWMAGGLASS_H

    19 #define DRAWMAGGLASS_H

    20 

    21 // INCLUDES

    22 #include <e32std.h>

    23 #include <e32base.h>

    24 #include "ImagicContainerBrowser.h"

    25 #include "CDrawOneByOne.h"

    26 

    27 #define VERTICES_PER_LINE 32

    28 

    29 // CLASS DECLARATION

    30 class CDrawOneByOne;

    31 

    32 

    33 /**

    34  *  CDrawMagGlass

    35  * 

    36  */

    37 class CDrawMagGlass : public CBase

    38     {

    39 public:

    40     // Constructors and destructor

    41 

    42     /**

    43      * Destructor.

    44      */

    45     ~CDrawMagGlass();

    46 

    47     /**

    48      * Two-phased constructor.

    49      */

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

    51 

    52     /**

    53      * Two-phased constructor.

    54      */

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

    56 

    57 private:

    58 

    59     /**

    60      * Constructor for performing 1st stage construction

    61      */

    62     CDrawMagGlass();

    63 

    64     /**

    65      * EPOC default constructor for performing 2nd stage construction

    66      */

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

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

    69     

    70 public:

    71     void InitDrawMagGlass();

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

    73     TReal GetMagGlassZoomFactor();

    74     

    75 private:

    76     CImagicContainerBrowser* iContainer;

    77     CDrawOneByOne*           iDrawOneByOne;

    78     

    79     float                    iMagGlassZoomFactor;

    80     

    81     

    82     static const GLfixed iGlobalTexCoords[4*2];

    83     static GLfixed       iMagGlassVertices[VERTICES_PER_LINE*VERTICES_PER_LINE*3];

    84     static GLfixed       iMagGlassTex[VERTICES_PER_LINE*VERTICES_PER_LINE*2];

    85            

    86     static const TInt    iMagGlassTriCount;

    87     static GLushort      iMagGlassIndices[];

    88     };

    89 

    90 #endif // DRAWMAGGLASS_H