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 CDRAWGRID_H

    19 #define CDRAWGRID_H

    20 

    21 // INCLUDES

    22 #include <e32std.h>

    23 #include <e32base.h>

    24 #include "ImagicContainerBrowser.h"

    25 

    26 // CLASS DECLARATION

    27 

    28 

    29 struct TGridXY

    30     {

    31     float iX;

    32     float iY;

    33     };

    34     

    35     

    36 /**

    37  *  CDrawGrid

    38  * 

    39  */

    40 class CDrawGrid : public CBase

    41     {

    42 public:

    43     // Constructors and destructor

    44 

    45     /**

    46      * Destructor.

    47      */

    48     ~CDrawGrid();

    49 

    50     /**

    51      * Two-phased constructor.

    52      */

    53     static CDrawGrid* NewL(CImagicContainerBrowser* aContainer, TInt& aCurrentIndex);

    54 

    55     /**

    56      * Two-phased constructor.

    57      */

    58     static CDrawGrid* NewLC(CImagicContainerBrowser* aContainer, TInt& aCurrentIndex);

    59 

    60 private:

    61 

    62     /**

    63      * Constructor for performing 1st stage construction

    64      */

    65     CDrawGrid(CImagicContainerBrowser* aContainer, TInt& aCurrentIndex);

    66 

    67     /**

    68      * EPOC default constructor for performing 2nd stage construction

    69      */

    70     void ConstructL(CImagicContainerBrowser* aContainer, TInt& aCurrentIndex);

    71     

    72     void MovingDirection();

    73     void DisplayDate();

    74     void SetPrespective(const TSize &aSize);

    75     void DrawFrame(TInt aIndex);

    76     void BubbleEffect(TInt& x, TInt& y, float& z);

    77     void HandleKeys();

    78     

    79 public:

    80     void InitDrawGrid();

    81     void DrawGridL(const TSize &aSize);

    82     TBool IsDrawingNeededGrid();

    83     TReal GetCurrentGridTilt();

    84     TReal GetGridZoom();

    85     TGridXY GetGridTargetXY();

    86     void SetGridTargetXY(TGridXY aValue);

    87     TGridXY GetGridXY();

    88     void SetGridXY(TGridXY aValue);

    89     void UpdateImageCoordinates(const TInt aFirstIndex);    

    90     void KeyPressed();

    91     void KeyReleased();

    92     void KeyEvent();

    93     

    94     CImagicContainerBrowser* iContainer;

    95     

    96     float               iPerspectiveCurrent;//current value of perspective when moving on grid by tilting while grid

    97     //float               iPerspectiveTarget;//target value of perspective

    98     float               iGridMovingSpeed;

    99     float               iGridZoomSpeed;//zoom value in Grid

   100     float               iGridZoomStep;//zoom value in Grid

   101     float               iDrawGridZoom;//Holds zooming value for Grid

   102     float               iDrawGridTargetZoom;//Holds target zooming value for Grid

   103     float               iTargetPerspective;

   104     TBool               iIntheEndOfGrid;

   105     TBool               iJumpOver;

   106     TUint               iLastGridTexture;

   107     TBool               iMovingRight;

   108     TBool               iMovingLeft;

   109     TDateTime           iPrevDateTime;

   110     TGridXY             iDrawGridXY;

   111     TGridXY             iDrawGridTargetXY;

   112     

   113     

   114     

   115     //variables used in Buble mode

   116     TBool               iBubbleEffect;//Flag for "Bubble" effect to set it on/off

   117     TInt                iDistanceX;

   118     TInt                iDistanceY;

   119     TInt                iDiff;

   120     TInt                iDistX;

   121     TInt                iDistY;

   122     TInt                iBindDiff;

   123     

   124     

   125     TInt                iKeyTimer;

   126     TInt                iKeyTimer2;

   127     

   128     TReal               iMenuAlpha;

   129     

   130     float               iScaleTarget;

   131     };

   132 

   133 #endif // CDRAWGRID_H