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    41 

    42 #ifndef QGESTURE_P_H

    43 #define QGESTURE_P_H

    44 

    45 //

    46 //  W A R N I N G

    47 //  -------------

    48 //

    49 // This file is not part of the Qt API.  It exists for the convenience

    50 // of other Qt classes.  This header file may change from version to

    51 // version without notice, or even be removed.

    52 //

    53 // We mean it.

    54 //

    55 

    56 #include "qrect.h"

    57 #include "qpoint.h"

    58 #include "qdatetime.h"

    59 #include "qgesture.h"

    60 #include "private/qobject_p.h"

    61 

    62 QT_BEGIN_NAMESPACE

    63 

    64 class QGesturePrivate : public QObjectPrivate

    65 {

    66     Q_DECLARE_PUBLIC(QGesture)

    67 

    68 public:

    69     QGesturePrivate()

    70         : gestureType(Qt::CustomGesture), state(Qt::NoGesture), isHotSpotSet(false),

    71           targetObject(0)

    72     {

    73     }

    74 

    75     Qt::GestureType gestureType;

    76     Qt::GestureState state;

    77     QPointF hotSpot;

    78     bool isHotSpotSet;

    79     QObject *targetObject;

    80 };

    81 

    82 class QPanGesturePrivate : public QGesturePrivate

    83 {

    84     Q_DECLARE_PUBLIC(QPanGesture)

    85 

    86 public:

    87     QPanGesturePrivate()

    88         : acceleration(0)

    89     {

    90     }

    91 

    92     QPointF totalOffset;

    93     QPointF lastOffset;

    94     QPointF offset;

    95     QPoint lastPosition;

    96     qreal acceleration;

    97 };

    98 

    99 class QPinchGesturePrivate : public QGesturePrivate

   100 {

   101     Q_DECLARE_PUBLIC(QPinchGesture)

   102 

   103 public:

   104     QPinchGesturePrivate()

   105         : whatChanged(0), totalScaleFactor(0), lastScaleFactor(0), scaleFactor(0),

   106           totalRotationAngle(0), lastRotationAngle(0), rotationAngle(0)

   107     {

   108     }

   109 

   110     QPinchGesture::WhatChanged whatChanged;

   111 

   112     QPointF startCenterPoint;

   113     QPointF lastCenterPoint;

   114     QPointF centerPoint;

   115 

   116     qreal totalScaleFactor;

   117     qreal lastScaleFactor;

   118     qreal scaleFactor;

   119 

   120     qreal totalRotationAngle;

   121     qreal lastRotationAngle;

   122     qreal rotationAngle;

   123 };

   124 

   125 class QSwipeGesturePrivate : public QGesturePrivate

   126 {

   127     Q_DECLARE_PUBLIC(QSwipeGesture)

   128 

   129 public:

   130     QSwipeGesturePrivate()

   131         : horizontalDirection(QSwipeGesture::NoDirection),

   132           verticalDirection(QSwipeGesture::NoDirection),

   133           swipeAngle(0)

   134     {

   135     }

   136 

   137     QSwipeGesture::SwipeDirection horizontalDirection;

   138     QSwipeGesture::SwipeDirection verticalDirection;

   139     qreal swipeAngle;

   140 };

   141 

   142 QT_END_NAMESPACE

   143 

   144 #endif // QGESTURE_P_H