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/****************************************************************************
**
** Copyright (C) 2013 Research In Motion
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtSensors module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 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.
**
** 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.
**
** 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 and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QALTIMETER_H
#define QALTIMETER_H
#include <QtSensors/qsensor.h>
QT_BEGIN_NAMESPACE
class QAltimeterReadingPrivate;
class Q_SENSORS_EXPORT QAltimeterReading : public QSensorReading
{
Q_OBJECT
Q_PROPERTY(qreal altitude READ altitude)
DECLARE_READING(QAltimeterReading)
public:
qreal altitude() const;
void setAltitude(qreal altitude);
};
class Q_SENSORS_EXPORT QAltimeterFilter : public QSensorFilter
{
public:
virtual bool filter(QAltimeterReading *reading) = 0;
private:
bool filter(QSensorReading *reading) Q_DECL_OVERRIDE
{ return filter(static_cast<QAltimeterReading*>(reading)); }
};
class Q_SENSORS_EXPORT QAltimeter : public QSensor
{
Q_OBJECT
public:
explicit QAltimeter(QObject *parent = 0);
~QAltimeter();
QAltimeterReading *reading() const { return static_cast<QAltimeterReading*>(QSensor::reading()); }
static char const * const type;
private:
Q_DISABLE_COPY(QAltimeter)
};
QT_END_NAMESPACE
#endif
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