diff options
Diffstat (limited to 'src/plugins/sensors/iio-sensor-proxy/iiosensorproxycompass.cpp')
-rw-r--r-- | src/plugins/sensors/iio-sensor-proxy/iiosensorproxycompass.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/plugins/sensors/iio-sensor-proxy/iiosensorproxycompass.cpp b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxycompass.cpp new file mode 100644 index 00000000..fd0b0f1f --- /dev/null +++ b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxycompass.cpp @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Alexander Volkov <a.volkov@rusbitech.ru> +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "iiosensorproxycompass.h" +#include "compass_interface.h" + +#include <QtDBus/QDBusPendingReply> + +char const * const IIOSensorProxyCompass::id("iio-sensor-proxy.compass"); + +static inline QString dbusPath() { return QStringLiteral("/net/hadess/SensorProxy/Compass"); } + +IIOSensorProxyCompass::IIOSensorProxyCompass(QSensor *sensor) + : IIOSensorProxySensorBase(dbusPath(), NetHadessSensorProxyCompassInterface::staticInterfaceName(), sensor) +{ + setReading<QCompassReading>(&m_reading); + m_sensorProxyInterface = new NetHadessSensorProxyCompassInterface(serviceName(), dbusPath(), + QDBusConnection::systemBus(), this); +} + +IIOSensorProxyCompass::~IIOSensorProxyCompass() +{ +} + +void IIOSensorProxyCompass::start() +{ + if (isServiceRunning()) { + if (m_sensorProxyInterface->hasCompass()) { + QDBusPendingReply<> reply = m_sensorProxyInterface->ClaimCompass(); + reply.waitForFinished(); + if (!reply.isError()) { + double azimuth = m_sensorProxyInterface->compassHeading(); + updateAzimuth(azimuth); + return; + } + } + } + sensorStopped(); +} + +void IIOSensorProxyCompass::stop() +{ + if (isServiceRunning()) { + QDBusPendingReply<> reply = m_sensorProxyInterface->ReleaseCompass(); + reply.waitForFinished(); + } + sensorStopped(); +} + +void IIOSensorProxyCompass::updateProperties(const QVariantMap &changedProperties) +{ + if (changedProperties.contains("CompassHeading")) { + double azimuth = changedProperties.value("CompassHeading").toDouble(); + updateAzimuth(azimuth); + } +} + +void IIOSensorProxyCompass::updateAzimuth(double azimuth) +{ + m_reading.setAzimuth(azimuth); + m_reading.setTimestamp(produceTimestamp()); + newReadingAvailable(); +} |