1 /*

     2 * Copyright (c) 2010 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: 

    15 *

    16 */

    17 

    18 

    19 #ifndef _GESTURE_UTILS_H_

    20 #define _GESTURE_UTILS_H_

    21 

    22 #include <QtCore>

    23 #include <QtGui>

    24 #ifdef Q_OS_SYMBIAN

    25 #include <e32math.h>

    26 #define SQRT(out,x) Math::Sqrt(out,x)

    27 #else

    28 #define SQRT(out,x) (out = sqrt(x))

    29 #endif

    30 

    31 #define MAX(a,b) ((a>=b) ? a : b)

    32 #define MIN(a,b) ((a<=b) ? a : b)

    33 #define ABS(x)   ((x>=0) ? x : -x)

    34 

    35 namespace qstmUiEventEngine

    36 {

    37 

    38     class QStm_Utils

    39     {

    40     public:

    41         static QRect  toleranceRectMm( const QPoint& aCenterPoint, int size_mm );

    42         static QRect  toleranceRectPx( const QPoint& aCenterPoint, int size_px );

    43         static long   mm2Pixels(long mm);

    44         static long   inches2Pixels(double inches);

    45         static qreal  distanceF(const QPoint& p1, const QPoint& p2);

    46         static int    distance(const QPoint& p1, const QPoint& p2);

    47         static int    longerEdge( const QSize& size );

    48     };

    49 }

    50 

    51 #endif // _GESTURE_UTILS_H_