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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtSensors 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 QMLSENSOR_H
#define QMLSENSOR_H
#include <QQmlParserStatus>
#include <QQmlListProperty>
#include "qmlsensorrange.h"
QT_BEGIN_NAMESPACE
class QSensor;
class QSensorReading;
class QmlSensorReading;
class QmlSensor : public QObject, public QQmlParserStatus
{
Q_OBJECT
Q_ENUMS(AxesOrientationMode)
Q_INTERFACES(QQmlParserStatus)
Q_PROPERTY(QString identifier READ identifier WRITE setIdentifier NOTIFY identifierChanged)
Q_PROPERTY(QString type READ type NOTIFY typeChanged)
Q_PROPERTY(bool connectedToBackend READ isConnectedToBackend NOTIFY connectedToBackendChanged)
Q_PROPERTY(QQmlListProperty<QmlSensorRange> availableDataRates READ availableDataRates NOTIFY availableDataRatesChanged)
Q_PROPERTY(int dataRate READ dataRate WRITE setDataRate NOTIFY dataRateChanged)
Q_PROPERTY(QmlSensorReading* reading READ reading NOTIFY readingChanged)
Q_PROPERTY(bool busy READ isBusy)
Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged)
Q_PROPERTY(QQmlListProperty<QmlSensorOutputRange> outputRanges READ outputRanges NOTIFY outputRangesChanged)
Q_PROPERTY(int outputRange READ outputRange WRITE setOutputRange NOTIFY outputRangeChanged)
Q_PROPERTY(QString description READ description NOTIFY descriptionChanged)
Q_PROPERTY(int error READ error NOTIFY errorChanged)
Q_PROPERTY(bool alwaysOn READ isAlwaysOn WRITE setAlwaysOn NOTIFY alwaysOnChanged)
Q_PROPERTY(bool skipDuplicates READ skipDuplicates WRITE setSkipDuplicates NOTIFY skipDuplicatesChanged REVISION 1)
Q_PROPERTY(AxesOrientationMode axesOrientationMode READ axesOrientationMode WRITE setAxesOrientationMode NOTIFY axesOrientationModeChanged REVISION 1)
Q_PROPERTY(int currentOrientation READ currentOrientation NOTIFY currentOrientationChanged REVISION 1)
Q_PROPERTY(int userOrientation READ userOrientation WRITE setUserOrientation NOTIFY userOrientationChanged REVISION 1)
Q_PROPERTY(int maxBufferSize READ maxBufferSize NOTIFY maxBufferSizeChanged REVISION 1)
Q_PROPERTY(int efficientBufferSize READ efficientBufferSize NOTIFY efficientBufferSizeChanged REVISION 1)
Q_PROPERTY(int bufferSize READ bufferSize WRITE setBufferSize NOTIFY bufferSizeChanged REVISION 1)
public:
// Keep in sync with QSensor::AxesOrientationMode
enum AxesOrientationMode {
FixedOrientation,
AutomaticOrientation,
UserOrientation
};
explicit QmlSensor(QObject *parent = 0);
~QmlSensor();
QString identifier() const;
void setIdentifier(const QString &identifier);
QString type() const;
bool isConnectedToBackend() const;
bool isBusy() const;
void setActive(bool active);
bool isActive() const;
bool isAlwaysOn() const;
void setAlwaysOn(bool alwaysOn);
bool skipDuplicates() const;
void setSkipDuplicates(bool skipDuplicates);
QQmlListProperty<QmlSensorRange> availableDataRates() const;
int dataRate() const;
void setDataRate(int rate);
QQmlListProperty<QmlSensorOutputRange> outputRanges() const;
int outputRange() const;
void setOutputRange(int index);
QString description() const;
int error() const;
QmlSensorReading *reading() const;
AxesOrientationMode axesOrientationMode() const;
void setAxesOrientationMode(AxesOrientationMode axesOrientationMode);
int currentOrientation() const;
int userOrientation() const;
void setUserOrientation(int userOrientation);
int maxBufferSize() const;
int efficientBufferSize() const;
int bufferSize() const;
void setBufferSize(int bufferSize);
public Q_SLOTS:
bool start();
void stop();
Q_SIGNALS:
void identifierChanged();
void typeChanged();
void connectedToBackendChanged();
void availableDataRatesChanged();
void dataRateChanged();
void readingChanged();
void activeChanged();
void outputRangesChanged();
void outputRangeChanged();
void descriptionChanged();
void errorChanged();
void alwaysOnChanged();
Q_REVISION(1) void skipDuplicatesChanged(bool skipDuplicates);
Q_REVISION(1) void axesOrientationModeChanged(AxesOrientationMode axesOrientationMode);
Q_REVISION(1) void currentOrientationChanged(int currentOrientation);
Q_REVISION(1) void userOrientationChanged(int userOrientation);
Q_REVISION(1) void maxBufferSizeChanged(int maxBufferSize);
Q_REVISION(1) void efficientBufferSizeChanged(int efficientBufferSize);
Q_REVISION(1) void bufferSizeChanged(int bufferSize);
protected:
virtual QSensor *sensor() const = 0;
virtual QmlSensorReading *createReading() const = 0;
private Q_SLOTS:
void updateReading();
protected Q_SLOTS:
void componentComplete();
private:
void classBegin();
virtual void _update();
bool m_parsed;
bool m_active;
QString m_identifier;
QmlSensorReading *m_reading;
};
class QmlSensorReading : public QObject
{
Q_OBJECT
Q_PROPERTY(quint64 timestamp READ timestamp NOTIFY timestampChanged)
public:
explicit QmlSensorReading(QSensor *sensor);
~QmlSensorReading();
quint64 timestamp() const;
void update();
Q_SIGNALS:
void timestampChanged();
private:
virtual QSensorReading *reading() const = 0;
virtual void readingUpdate() = 0;
quint64 m_timestamp;
};
QT_END_NAMESPACE
#endif
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