diff options
Diffstat (limited to 'src/plugins/sensors/iio-sensor-proxy/iiosensorproxysensorbase.cpp')
-rw-r--r-- | src/plugins/sensors/iio-sensor-proxy/iiosensorproxysensorbase.cpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/plugins/sensors/iio-sensor-proxy/iiosensorproxysensorbase.cpp b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxysensorbase.cpp new file mode 100644 index 0000000..09cb2a3 --- /dev/null +++ b/src/plugins/sensors/iio-sensor-proxy/iiosensorproxysensorbase.cpp @@ -0,0 +1,107 @@ +/**************************************************************************** +** +** 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 "iiosensorproxysensorbase.h" +#include "sensorproxy_interface.h" +#include "properties_interface.h" + +#include <QtDBus/QDBusConnection> +#include <QtDBus/QDBusServiceWatcher> +#include <QtDBus/QDBusConnectionInterface> + +#include <time.h> + +quint64 IIOSensorProxySensorBase::produceTimestamp() +{ + struct timespec tv; + int ok; + +#ifdef CLOCK_MONOTONIC_RAW + ok = clock_gettime(CLOCK_MONOTONIC_RAW, &tv); + if (ok != 0) +#endif + ok = clock_gettime(CLOCK_MONOTONIC, &tv); + Q_ASSERT(ok == 0); + + quint64 result = (tv.tv_sec * 1000000ULL) + (tv.tv_nsec * 0.001); // scale to microseconds + return result; +} + +IIOSensorProxySensorBase::IIOSensorProxySensorBase(const QString& dbusPath, const QString dbusIface, QSensor *sensor) + : QSensorBackend(sensor) + , m_dbusInterface(dbusIface) +{ + QDBusServiceWatcher *watcher = new QDBusServiceWatcher(serviceName(), QDBusConnection::systemBus(), + QDBusServiceWatcher::WatchForRegistration | + QDBusServiceWatcher::WatchForUnregistration, this); + connect(watcher, SIGNAL(serviceRegistered(QString)), + this, SLOT(serviceRegistered())); + connect(watcher, SIGNAL(serviceUnregistered(QString)), + this, SLOT(serviceUnregistered())); + + m_serviceRunning = QDBusConnection::systemBus().interface()->isServiceRegistered(serviceName()); + + m_propertiesInterface = new OrgFreedesktopDBusPropertiesInterface(serviceName(), dbusPath, + QDBusConnection::systemBus(), this); + connect(m_propertiesInterface, SIGNAL(PropertiesChanged(QString,QVariantMap,QStringList)), + this, SLOT(propertiesChanged(QString,QVariantMap,QStringList))); +} + +IIOSensorProxySensorBase::~IIOSensorProxySensorBase() +{ +} + +QString IIOSensorProxySensorBase::serviceName() const +{ + return QLatin1String("net.hadess.SensorProxy"); +} + +void IIOSensorProxySensorBase::serviceRegistered() +{ + m_serviceRunning = true; +} + +void IIOSensorProxySensorBase::serviceUnregistered() +{ + m_serviceRunning = false; + sensorStopped(); +} + +void IIOSensorProxySensorBase::propertiesChanged(const QString &interface, + const QVariantMap &changedProperties, + const QStringList &/*invalidatedProperties*/) +{ + if (interface == m_dbusInterface) + updateProperties(changedProperties); +} |