/usr/include/x86_64-linux-gnu/qt5/QtSensors/qsensor.h is in libqt5sensors5-dev 5.7.1~20161021-2.
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**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSENSOR_H
#define QSENSOR_H
#include <QtSensors/qsensorsglobal.h>
#include <QtCore/QObject>
#include <QtCore/QByteArray>
#include <QtCore/QMetaType>
#include <QtCore/QVariant>
#include <QtCore/QPair>
QT_BEGIN_NAMESPACE
class QSensorPrivate;
class QSensorBackend;
class QSensorReading;
class QSensorReadingPrivate;
class QSensorFilter;
// This type is no longer used in the API but third party apps may be using it
typedef quint64 qtimestamp;
typedef QPair<int,int> qrange;
typedef QList<qrange> qrangelist;
struct qoutputrange
{
qreal minimum;
qreal maximum;
qreal accuracy;
};
typedef QList<qoutputrange> qoutputrangelist;
class Q_SENSORS_EXPORT QSensor : public QObject
{
friend class QSensorBackend;
Q_OBJECT
Q_ENUMS(Feature)
Q_ENUMS(AxesOrientationMode)
Q_PROPERTY(QByteArray identifier READ identifier WRITE setIdentifier)
Q_PROPERTY(QByteArray type READ type)
Q_PROPERTY(bool connectedToBackend READ isConnectedToBackend)
Q_PROPERTY(qrangelist availableDataRates READ availableDataRates)
Q_PROPERTY(int dataRate READ dataRate WRITE setDataRate NOTIFY dataRateChanged)
Q_PROPERTY(QSensorReading* reading READ reading NOTIFY readingChanged)
Q_PROPERTY(bool busy READ isBusy)
Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged)
Q_PROPERTY(qoutputrangelist outputRanges READ outputRanges)
Q_PROPERTY(int outputRange READ outputRange WRITE setOutputRange)
Q_PROPERTY(QString description READ description)
Q_PROPERTY(int error READ error NOTIFY sensorError)
Q_PROPERTY(bool alwaysOn READ isAlwaysOn WRITE setAlwaysOn NOTIFY alwaysOnChanged)
Q_PROPERTY(bool skipDuplicates READ skipDuplicates WRITE setSkipDuplicates NOTIFY skipDuplicatesChanged)
Q_PROPERTY(AxesOrientationMode axesOrientationMode READ axesOrientationMode WRITE setAxesOrientationMode NOTIFY axesOrientationModeChanged)
Q_PROPERTY(int currentOrientation READ currentOrientation NOTIFY currentOrientationChanged)
Q_PROPERTY(int userOrientation READ userOrientation WRITE setUserOrientation NOTIFY userOrientationChanged)
Q_PROPERTY(int maxBufferSize READ maxBufferSize NOTIFY maxBufferSizeChanged)
Q_PROPERTY(int efficientBufferSize READ efficientBufferSize NOTIFY efficientBufferSizeChanged)
Q_PROPERTY(int bufferSize READ bufferSize WRITE setBufferSize NOTIFY bufferSizeChanged)
public:
enum Feature {
Buffering,
AlwaysOn,
GeoValues,
FieldOfView,
AccelerationMode,
SkipDuplicates,
AxesOrientation,
PressureSensorTemperature,
Reserved = 257 // Make sure at least 2 bytes are used for the enum to avoid breaking BC later
};
// Keep in sync with QmlSensor::AxesOrientationMode
enum AxesOrientationMode {
FixedOrientation,
AutomaticOrientation,
UserOrientation
};
explicit QSensor(const QByteArray &type, QObject *parent = Q_NULLPTR);
virtual ~QSensor();
QByteArray identifier() const;
void setIdentifier(const QByteArray &identifier);
QByteArray type() const;
Q_INVOKABLE bool connectToBackend();
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);
qrangelist availableDataRates() const;
int dataRate() const;
void setDataRate(int rate);
qoutputrangelist outputRanges() const;
int outputRange() const;
void setOutputRange(int index);
QString description() const;
int error() const;
// Filters modify the reading
void addFilter(QSensorFilter *filter);
void removeFilter(QSensorFilter *filter);
QList<QSensorFilter*> filters() const;
// The readings are exposed via this object
QSensorReading *reading() const;
// Information about available sensors
// These functions are implemented in qsensormanager.cpp
static QList<QByteArray> sensorTypes();
static QList<QByteArray> sensorsForType(const QByteArray &type);
static QByteArray defaultSensorForType(const QByteArray &type);
Q_INVOKABLE bool isFeatureSupported(Feature feature) const;
AxesOrientationMode axesOrientationMode() const;
void setAxesOrientationMode(AxesOrientationMode axesOrientationMode);
int currentOrientation() const;
void setCurrentOrientation(int currentOrientation);
int userOrientation() const;
void setUserOrientation(int userOrientation);
int maxBufferSize() const;
void setMaxBufferSize(int maxBufferSize);
int efficientBufferSize() const;
void setEfficientBufferSize(int efficientBufferSize);
int bufferSize() const;
void setBufferSize(int bufferSize);
public Q_SLOTS:
// Start receiving values from the sensor
bool start();
// Stop receiving values from the sensor
void stop();
Q_SIGNALS:
void busyChanged();
void activeChanged();
void readingChanged();
void sensorError(int error);
void availableSensorsChanged();
void alwaysOnChanged();
void dataRateChanged();
void skipDuplicatesChanged(bool skipDuplicates);
void axesOrientationModeChanged(AxesOrientationMode axesOrientationMode);
void currentOrientationChanged(int currentOrientation);
void userOrientationChanged(int userOrientation);
void maxBufferSizeChanged(int maxBufferSize);
void efficientBufferSizeChanged(int efficientBufferSize);
void bufferSizeChanged(int bufferSize);
protected:
explicit QSensor(const QByteArray &type, QSensorPrivate &dd, QObject* parent = Q_NULLPTR);
QSensorBackend *backend() const;
private:
void registerInstance();
Q_DISABLE_COPY(QSensor)
Q_DECLARE_PRIVATE(QSensor)
};
class Q_SENSORS_EXPORT QSensorFilter
{
friend class QSensor;
public:
virtual bool filter(QSensorReading *reading) = 0;
protected:
QSensorFilter();
virtual ~QSensorFilter();
virtual void setSensor(QSensor *sensor);
QSensor *m_sensor;
};
class Q_SENSORS_EXPORT QSensorReading : public QObject
{
friend class QSensorBackend;
Q_OBJECT
Q_PROPERTY(quint64 timestamp READ timestamp)
public:
virtual ~QSensorReading();
quint64 timestamp() const;
void setTimestamp(quint64 timestamp);
// Access properties of sub-classes by numeric index
// For name-based access use QObject::property()
int valueCount() const;
QVariant value(int index) const;
protected:
explicit QSensorReading(QObject *parent, QSensorReadingPrivate *d);
QScopedPointer<QSensorReadingPrivate> *d_ptr() { return &d; }
virtual void copyValuesFrom(QSensorReading *other);
private:
QScopedPointer<QSensorReadingPrivate> d;
Q_DISABLE_COPY(QSensorReading)
};
#define DECLARE_READING(classname)\
DECLARE_READING_D(classname, classname ## Private)
#define DECLARE_READING_D(classname, pclassname)\
public:\
classname(QObject *parent = Q_NULLPTR);\
virtual ~classname();\
void copyValuesFrom(QSensorReading *other);\
private:\
QScopedPointer<pclassname> d;
#define IMPLEMENT_READING(classname)\
IMPLEMENT_READING_D(classname, classname ## Private)
#define IMPLEMENT_READING_D(classname, pclassname)\
classname::classname(QObject *parent)\
: QSensorReading(parent, Q_NULLPTR)\
, d(new pclassname)\
{}\
classname::~classname() {}\
void classname::copyValuesFrom(QSensorReading *_other)\
{\
/* No need to verify types, only called by QSensorBackend */\
classname *other = static_cast<classname *>(_other);\
pclassname *my_ptr = d.data();\
pclassname *other_ptr = other->d.data();\
/* Do a direct copy of the private class */\
*(my_ptr) = *(other_ptr);\
/* We need to copy the parent too */\
QSensorReading::copyValuesFrom(_other);\
}
QT_END_NAMESPACE
Q_DECLARE_METATYPE(qrange)
Q_DECLARE_METATYPE(qrangelist)
Q_DECLARE_METATYPE(qoutputrangelist)
#endif
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