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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the QtSensors module of the Qt Toolkit. |
| ** |
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| ** Alternatively, this file may be used under the terms of the GNU |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include "qtiltsensor.h" |
| #include "qtiltsensor_p.h" |
| |
| #include "qsensorbackend.h" |
| |
| #include <QtCore/QMetaObject> |
| |
| QT_BEGIN_NAMESPACE |
| |
| IMPLEMENT_READING(QTiltReading) |
| |
| /*! |
| \class QTiltReading |
| \ingroup sensors_reading |
| \inmodule QtSensors |
| \since 5.1 |
| |
| \brief The QTiltReading class holds readings from the tilt sensor. |
| |
| The tilt sensor reports the angle of tilt in degrees of the device along the X and Y plane. |
| |
| */ |
| |
| |
| /*! |
| \property QTiltReading::yRotation |
| \brief This property holds the amount of tilt on the Y axis. |
| */ |
| qreal QTiltReading::yRotation() const |
| { |
| return d->yRotation; |
| } |
| |
| /*! |
| Sets yRotation to \a y. |
| */ |
| void QTiltReading::setYRotation(qreal y) |
| { |
| d->yRotation = y; |
| } |
| |
| /*! |
| \property QTiltReading::xRotation |
| \brief This property holds the amount of tilt on the X axis. |
| |
| */ |
| qreal QTiltReading::xRotation() const |
| { |
| return d->xRotation; |
| } |
| |
| /*! |
| Sets xRotation to \a x. |
| */ |
| void QTiltReading::setXRotation(qreal x) |
| { |
| d->xRotation = x; |
| } |
| |
| // ===================================================================== |
| |
| /*! |
| \class QTiltFilter |
| \ingroup sensors_filter |
| \inmodule QtSensors |
| \since 5.1 |
| |
| \brief The QTiltFilter class is a convenience wrapper around QSensorFilter. |
| |
| The only difference is that the filter() method features a pointer to QTiltReading |
| instead of QSensorReading. |
| */ |
| |
| /*! |
| \fn QTiltFilter::filter(QTiltReading *reading) |
| |
| Called when \a reading changes. Returns false to prevent the reading from propagating. |
| |
| \sa QSensorFilter::filter() |
| */ |
| |
| bool QTiltFilter::filter(QSensorReading *reading) |
| { |
| return filter(static_cast<QTiltReading*>(reading)); |
| } |
| |
| char const * const QTiltSensor::type("QTiltSensor"); |
| |
| /*! |
| \class QTiltSensor |
| \ingroup sensors_type |
| \inmodule QtSensors |
| \since 5.1 |
| |
| \brief The QTiltSensor class is a convenience wrapper around QSensor. |
| |
| The only behavioural difference is that this class sets the type properly.QMetaObject::invokeMethod(backend(), "calibrate"); |
| |
| This class also features a reading() function that returns a QTiltReading instead of a QSensorReading. |
| |
| For details about how the sensor works, see \l QTiltReading. |
| |
| \sa QTiltReading |
| */ |
| |
| /*! |
| \fn QTiltSensor::QTiltSensor(QObject *parent) |
| |
| Construct the sensor as a child of \a parent. |
| */ |
| QTiltSensor::QTiltSensor(QObject *parent) |
| : QSensor(QTiltSensor::type, parent) |
| { |
| } |
| |
| /*! |
| \fn QTiltSensor::~QTiltSensor() |
| |
| Destroy the sensor. Stops the sensor if it has not already been stopped. |
| */ |
| QTiltSensor::~QTiltSensor() |
| { |
| } |
| /*! |
| \fn QTiltSensor::reading() const |
| |
| Returns the reading class for this sensor. |
| |
| \sa QSensor::reading() |
| */ |
| |
| QTiltReading *QTiltSensor::reading() const |
| { |
| return static_cast<QTiltReading*>(QSensor::reading()); |
| } |
| |
| /*! |
| Calibrates the tilt sensor. Uses the current tilt angles as 0. |
| */ |
| void QTiltSensor::calibrate() |
| { |
| QMetaObject::invokeMethod(backend(), "calibrate", Qt::DirectConnection); |
| } |
| |
| QT_END_NAMESPACE |
| |
| #include "moc_qtiltsensor.cpp" |