summaryrefslogtreecommitdiffstats
path: root/src/imports/sensors/qmlpressuresensor.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/imports/sensors/qmlpressuresensor.cpp')
-rw-r--r--src/imports/sensors/qmlpressuresensor.cpp133
1 files changed, 133 insertions, 0 deletions
diff --git a/src/imports/sensors/qmlpressuresensor.cpp b/src/imports/sensors/qmlpressuresensor.cpp
new file mode 100644
index 00000000..a21f7c0d
--- /dev/null
+++ b/src/imports/sensors/qmlpressuresensor.cpp
@@ -0,0 +1,133 @@
+/****************************************************************************
+**
+** 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 "qmlpressuresensor.h"
+#include <QPressureSensor>
+
+/*!
+ \qmltype PressureSensor
+ \instantiates QmlPressureSensor
+ \ingroup qml-sensors_type
+ \inqmlmodule QtSensors 5.0
+ \since QtSensors 5.1
+ \inherits Sensor
+ \brief The PressureSensor element reports on atmospheric pressure values.
+
+ The PressureSensor element reports on atmospheric pressure values.
+
+ This element wraps the QPressureSensor class. Please see the documentation for
+ QPressureSensor for details.
+
+ \sa PressureReading
+*/
+
+QmlPressureSensor::QmlPressureSensor(QObject *parent)
+ : QmlSensor(parent)
+ , m_sensor(new QPressureSensor(this))
+{
+}
+
+QmlPressureSensor::~QmlPressureSensor()
+{
+}
+
+QmlSensorReading *QmlPressureSensor::createReading() const
+{
+ return new QmlPressureReading(m_sensor);
+}
+
+QSensor *QmlPressureSensor::sensor() const
+{
+ return m_sensor;
+}
+
+/*!
+ \qmltype PressureReading
+ \instantiates QmlPressureReading
+ \ingroup qml-sensors_reading
+ \inqmlmodule QtSensors 5.0
+ \since QtSensors 5.1
+ \inherits SensorReading
+ \brief The PressureReading element holds the most recent PressureSensor reading.
+
+ The PressureReading element holds the most recent PressureSensor reading.
+
+ This element wraps the QPressureReading class. Please see the documentation for
+ QPressureReading for details.
+
+ This element cannot be directly created.
+*/
+
+QmlPressureReading::QmlPressureReading(QPressureSensor *sensor)
+ : QmlSensorReading(sensor)
+ , m_sensor(sensor)
+ , m_pressure(0)
+{
+}
+
+QmlPressureReading::~QmlPressureReading()
+{
+}
+
+/*!
+ \qmlproperty qreal PressureReading::pressure
+ This property holds the atmospheric pressure value in Pascals.
+
+ Please see QPressureReading::pressure for information about this property.
+*/
+
+qreal QmlPressureReading::pressure() const
+{
+ return m_pressure;
+}
+
+QSensorReading *QmlPressureReading::reading() const
+{
+ return m_sensor->reading();
+}
+
+void QmlPressureReading::readingUpdate()
+{
+ qreal pressure = m_sensor->reading()->pressure();
+ if (m_pressure != pressure) {
+ m_pressure = pressure;
+ Q_EMIT pressureChanged();
+ }
+}