diff options
author | Alexander Volkov <a.volkov@rusbitech.ru> | 2015-07-02 16:59:13 +0300 |
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committer | Alexander Volkov <a.volkov@rusbitech.ru> | 2015-10-05 07:01:22 +0000 |
commit | a58b60600aa3f280c01f2f741fd7b43d8adc0994 (patch) | |
tree | 3bd3c7d3f88a7c335101dd3bc06c314658627482 /src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp | |
parent | 2184fc69bcfd62bb441b733a12ac577bc8411dae (diff) |
Add iio-sensor-proxy backend
iio-sensor-proxy is a daemon that listens to sensors on IIO
subsystem on Linux and provides access to the sensor readings
over D-Bus. Currently it provides only orientation and ambient-
light level.
https://github.com/hadess/iio-sensor-proxy
Change-Id: I035bda0b43a16552a9f2bd88a064e53d5f105451
Reviewed-by: Lorn Potter <lorn.potter@gmail.com>
Diffstat (limited to 'src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp')
-rw-r--r-- | src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp new file mode 100644 index 00000000..b9042178 --- /dev/null +++ b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxyorientationsensor.cpp @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Alexander Volkov <a.volkov@rusbitech.ru> +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtSensors module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "iiosensorproxyorientationsensor.h" +#include "sensorproxy_interface.h" + +#include <QtDBus/QDBusPendingReply> + +char const * const IIOSensorProxyOrientationSensor::id("iio-sensor-proxy.orientationsensor"); + +static inline QString dbusPath() { return QStringLiteral("/net/hadess/SensorProxy"); } + +IIOSensorProxyOrientationSensor::IIOSensorProxyOrientationSensor(QSensor *sensor) + : IIOSensorProxySensorBase(dbusPath(), NetHadessSensorProxyInterface::staticInterfaceName(), sensor) +{ + setReading<QOrientationReading>(&m_reading); + m_sensorProxyInterface = new NetHadessSensorProxyInterface(serviceName(), dbusPath(), + QDBusConnection::systemBus(), this); +} + +IIOSensorProxyOrientationSensor::~IIOSensorProxyOrientationSensor() +{ +} + +void IIOSensorProxyOrientationSensor::start() +{ + if (isServiceRunning()) { + if (m_sensorProxyInterface->hasAccelerometer()) { + QDBusPendingReply<> reply = m_sensorProxyInterface->ClaimAccelerometer(); + reply.waitForFinished(); + if (!reply.isError()) { + QString orientation = m_sensorProxyInterface->accelerometerOrientation(); + updateOrientation(orientation); + return; + } + } + } + sensorStopped(); +} + +void IIOSensorProxyOrientationSensor::stop() +{ + if (isServiceRunning()) { + QDBusPendingReply<> reply = m_sensorProxyInterface->ReleaseAccelerometer(); + reply.waitForFinished(); + } + sensorStopped(); +} + +void IIOSensorProxyOrientationSensor::updateProperties(const QVariantMap &changedProperties) +{ + if (changedProperties.contains("AccelerometerOrientation")) { + QString orientation = changedProperties.value("AccelerometerOrientation").toString(); + updateOrientation(orientation); + } +} + +void IIOSensorProxyOrientationSensor::updateOrientation(const QString &orientation) +{ + QOrientationReading::Orientation o = QOrientationReading::Undefined; + if (orientation == QLatin1String("normal")) + o = QOrientationReading::TopUp; + else if (orientation == QLatin1String("bottom-up")) + o = QOrientationReading::TopDown; + else if (orientation == QLatin1String("left-up")) + o = QOrientationReading::LeftUp; + else if (orientation == QLatin1String("right-up")) + o = QOrientationReading::RightUp; + + m_reading.setOrientation(o); + m_reading.setTimestamp(produceTimestamp()); + newReadingAvailable(); +} |