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** General Public License version 2.1 as published by the Free Software
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#ifndef QGESTURESTANDARDRECOGNIZERS_P_H
#define QGESTURESTANDARDRECOGNIZERS_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of other Qt classes.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qevent.h"
#include "qbasictimer.h"
#include "qdebug.h"

#include "qgesture.h"
#include "qgesturerecognizer.h"
#include "private/qdirectionrecognizer_p.h"

QT_BEGIN_NAMESPACE

class QGestureRecognizerPan : public QGestureRecognizer
{
    Q_OBJECT
public:
    QGestureRecognizerPan(QObject *parent);

    QGestureRecognizer::Result filterEvent(const QEvent *event);
    QGesture* getGesture();
    void reset();

private:
    void internalReset();

    QPanningGesture gesture;

    QPoint pressedPos;
    QPoint lastPos;
    QPoint currentPos;
    bool mousePressed;
    Qt::GestureState gestureState;
    Qt::DirectionType lastDirection;
    Qt::DirectionType currentDirection;
    QDirectionDiagonalRecognizer diagonalRecognizer;
    QDirectionSimpleRecognizer simpleRecognizer;
};

class QDoubleTapGestureRecognizer : public QGestureRecognizer
{
    Q_OBJECT
public:
    QDoubleTapGestureRecognizer(QObject *parent);

    QGestureRecognizer::Result filterEvent(const QEvent *event);
    QGesture* getGesture();
    void reset();

private:
    QGesture gesture;
    QPoint pressedPosition;
};

class QTapAndHoldGestureRecognizer : public QGestureRecognizer
{
    Q_OBJECT
public:
    QTapAndHoldGestureRecognizer(QObject *parent);

    QGestureRecognizer::Result filterEvent(const QEvent *event);
    QGesture* getGesture();
    void reset();

protected:
    void timerEvent(QTimerEvent *event);

private:
    QGesture gesture;
    QPoint pressedPosition;
    QBasicTimer timer;
    int iteration;
    static const int iterationCount;
    static const int iterationTimeout;
};

QT_END_NAMESPACE

#endif // QGESTURESTANDARDRECOGNIZERS_P_H