diff options
author | Thomas McGuire <thomas.mcguire.qnx@kdab.com> | 2013-01-08 16:55:38 +0100 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-01-23 18:32:35 +0100 |
commit | 02285d735e7d3bd8ddfb61b7ea5e16da4ad522d1 (patch) | |
tree | 6000899044feee17aae140df56eba1aa6126ffee /src/sensors/qpressuresensor.cpp | |
parent | bbf9a9f61a18ccb478cbca414d85ed531f078966 (diff) |
Add QPressureSensor
This adds a new QPressureSensor plus the assorted reading and filter
classes, as well as a QML API.
The Blackberry backend is ported to use the new reading class.
Change-Id: Ifc86a2ae955a9337a67fd9a86ceabab908917cb3
Reviewed-by: Thomas McGuire <thomas.mcguire@kdab.com>
Diffstat (limited to 'src/sensors/qpressuresensor.cpp')
-rw-r--r-- | src/sensors/qpressuresensor.cpp | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/sensors/qpressuresensor.cpp b/src/sensors/qpressuresensor.cpp new file mode 100644 index 00000000..ea8a79bb --- /dev/null +++ b/src/sensors/qpressuresensor.cpp @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include <qpressuresensor.h> +#include "qpressuresensor_p.h" + +QT_BEGIN_NAMESPACE + +IMPLEMENT_READING(QPressureReading) + +/*! + \class QPressureReading + \ingroup sensors_reading + \inmodule QtSensors + \since 5.1 + + \brief The QPressureReading class holds readings from the pressure sensor. + + \section2 QPressureReading Units + + The pressure sensor returns atmospheric pressure values in Pascals. +*/ + +/*! + \property QPressureReading::pressure + \brief The measured atmospheric pressure. + + Returned as Pascals. + \sa {QPressureReading Units} +*/ + +qreal QPressureReading::pressure() const +{ + return d->pressure; +} + +/*! + Sets the pressure to \a pressure. +*/ +void QPressureReading::setPressure(qreal pressure) +{ + d->pressure = pressure; +} + +// ===================================================================== + +/*! + \class QPressureFilter + \ingroup sensors_filter + \inmodule QtSensors + \since 5.1 + + \brief The QPressureFilter class is a convenience wrapper around QSensorFilter. + + The only difference is that the filter() method features a pointer to QPressureReading + instead of QSensorReading. +*/ + +/*! + \fn QPressureFilter::filter(QPressureReading *reading) + + Called when \a reading changes. Returns false to prevent the reading from propagating. + + \sa QSensorFilter::filter() +*/ + +char const * const QPressureSensor::type("QPressureSensor"); + +/*! + \class QPressureSensor + \ingroup sensors_type + \inmodule QtSensors + \since 5.1 + + \brief The QPressureSensor class is a convenience wrapper around QSensor. + + The only behavioural difference is that this class sets the type properly. + + This class also features a reading() function that returns a QPressureReading instead of a QSensorReading. + + For details about how the sensor works, see \l QPressureReading. + + \sa QPressureReading +*/ + +/*! + Construct the sensor as a child of \a parent. +*/ +QPressureSensor::QPressureSensor(QObject *parent) + : QSensor(QPressureSensor::type, parent) +{ +} + +/*! + Destroy the sensor. Stops the sensor if it has not already been stopped. +*/ +QPressureSensor::~QPressureSensor() +{ +} + +/*! + \fn QPressureSensor::reading() const + + Returns the reading class for this sensor. + + \sa QSensor::reading() +*/ + +#include "moc_qpressuresensor.cpp" +QT_END_NAMESPACE |