1 /*

     2 * Copyright (c) 2008-2009 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:

    13 *

    14 * Description:    Temporary rotation layout

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef GLXROTATIONLAYOUT_H

    22 #define GLXROTATIONLAYOUT_H

    23 

    24 #include <glxlayout.h>

    25 

    26 const TReal32 KGlxRotationNone = 0.0;

    27 const TReal32 KGlxRotationClockwise = -90.0;

    28 const TReal32 KGlxRotationAnticlockwise = 90.0;

    29 

    30 /**

    31  *  Apply animated rotation to a visual.

    32  *

    33  *  @lib glxlayouts.lib 

    34  */

    35  

    36 class TGlxRotationLayout : public TGlxLayout

    37     {

    38     public:

    39         /**

    40          * Constructor, reset the values

    41          */

    42         IMPORT_C TGlxRotationLayout();

    43 

    44         /**

    45          * Destructor

    46          */

    47         IMPORT_C ~TGlxRotationLayout();

    48 

    49         /**

    50          * Set rotation value.

    51          * @param aRotation New rotation value, in degrees.

    52          * @param aTransitionTime How long the change in rotation should take.

    53          */

    54         IMPORT_C void SetRotation(TReal32 aRotation, TInt aTransitionTime);

    55 

    56     protected:	// From TGlxLayout

    57         void DoSetLayoutValues(TGlxLayoutInfo& aInfo);

    58 

    59     private:

    60 

    61         /** Amount of rotation, in degrees */

    62         TReal32 iRotation;

    63         /** Varies between 0 and 1 to animate a change in rotation over time */

    64         TInt iTransitionTime;

    65     };

    66 

    67 #endif  // GLXROTATIONLAYOUT_H