/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtSensors module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
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** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
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** file. Please review the following information to ensure the GNU General
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** http://www.gnu.org/copyleft/gpl.html.
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSENSORGESTURERECOGNIZER_H
#define QSENSORGESTURERECOGNIZER_H

#include <QDebug>
#include <QTimer>
#include <QStringList>

#include "qsensorgesture.h"

QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE

QT_MODULE(QtSensors)

class QSensorGestureRecognizerPrivate;
class Q_SENSORS_EXPORT QSensorGestureRecognizer : public QObject
{
    Q_OBJECT
public:
    QSensorGestureRecognizer(QObject *parent = 0);
    virtual ~QSensorGestureRecognizer();

    virtual QString id() const = 0;

    virtual bool isActive() = 0;

    void startBackend();
    void stopBackend();
    void createBackend();

    QStringList gestureSignals() const;

Q_SIGNALS:
    void detected(const QString &);

protected:
    virtual void create() = 0;
    virtual bool start() = 0;
    virtual bool stop() = 0;

private:
        QSensorGestureRecognizerPrivate * d_ptr;
};

QT_END_NAMESPACE
QT_END_HEADER

#endif // QSENSORGESTURERECOGNIZER_H