/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSTANDARDGESTURES_P_H
#define QSTANDARDGESTURES_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 "qgesturerecognizer.h"
#include "private/qgesture_p.h"

#ifndef QT_NO_GESTURES

QT_BEGIN_NAMESPACE

class QPanGestureRecognizer : public QGestureRecognizer
{
public:
    explicit QPanGestureRecognizer(int pointCount = 2) : m_pointCount(pointCount) {}

    QGesture *create(QObject *target);
    QGestureRecognizer::Result recognize(QGesture *state, QObject *watched, QEvent *event);
    void reset(QGesture *state);

private:
    const int m_pointCount;
};

class QPinchGestureRecognizer : public QGestureRecognizer
{
public:
    QPinchGestureRecognizer();

    QGesture *create(QObject *target);
    QGestureRecognizer::Result recognize(QGesture *state, QObject *watched, QEvent *event);
    void reset(QGesture *state);
};

class QSwipeGestureRecognizer : public QGestureRecognizer
{
public:
    QSwipeGestureRecognizer();

    QGesture *create(QObject *target);
    QGestureRecognizer::Result recognize(QGesture *state, QObject *watched, QEvent *event);
    void reset(QGesture *state);
};

class QTapGestureRecognizer : public QGestureRecognizer
{
public:
    QTapGestureRecognizer();

    QGesture *create(QObject *target);
    QGestureRecognizer::Result recognize(QGesture *state, QObject *watched, QEvent *event);
    void reset(QGesture *state);
};

class QTapAndHoldGestureRecognizer : public QGestureRecognizer
{
public:
    QTapAndHoldGestureRecognizer();

    QGesture *create(QObject *target);
    QGestureRecognizer::Result recognize(QGesture *state, QObject *watched, QEvent *event);
    void reset(QGesture *state);
};

QT_END_NAMESPACE

#endif // QT_NO_GESTURES

#endif // QSTANDARDGESTURES_P_H
