SingleClickGesture.h

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/* @@@LICENSE
*
*      Copyright (c) 2010-2013 Hewlett-Packard Development Company, L.P.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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* LICENSE@@@ */




#ifndef SINGLECLICKGESTURE_H
#define SINGLECLICKGESTURE_H

#include "Common.h"

#include <QGesture>
#include <QPoint>
#include "Settings.h"
#include <SysMgrDefs.h>

class SingleClickGesture : public QGesture
{
    Q_OBJECT
private:
    int m_timerId;
    int m_timerValue;
    QPointF m_penDownPos;
    bool m_mouseDown;
    bool m_triggerSingleClickOnRelease;
    Qt::KeyboardModifiers m_modifiers;
    static Qt::GestureType type;

    void startSingleClickTimer() {
        m_timerId = startTimer(Settings::LunaSettings()->tapDoubleClickDuration);
    }

    void stopSingleClickTimer() {
        if (m_timerId) {
        killTimer(m_timerId);
        m_timerId = 0;
        }
    }

public:
        SingleClickGesture(QObject* parent = 0)
#if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0))
        : QGesture(parent, (Qt::GestureType) SysMgrGestureSingleClick)
#else
        : QGesture(parent)
#endif
        , m_timerId(0), m_triggerSingleClickOnRelease (false), m_mouseDown (false)
            , m_modifiers (0)
            {
                m_timerValue = Settings::LunaSettings()->tapDoubleClickDuration;
                if (m_timerValue <= 0)
                    m_timerValue = 300;
            }

        virtual ~SingleClickGesture() {
            stopSingleClickTimer();
        }

        Qt::KeyboardModifiers modifiers() const { return m_modifiers; }

    static Qt::GestureType gestureType() { return type;}
    static void setGestureType (Qt::GestureType t) {  type = t;}

private:
        friend class SingleClickGestureRecognizer;

};

#endif /* SINGLECLICKGESTURE_H */