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/****************************************************************************
**
** 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 "sensorfwproximitysensor.h"
char const * const SensorfwProximitySensor::id("sensorfw.proximitysensor");
SensorfwProximitySensor::SensorfwProximitySensor(QSensor *sensor)
: SensorfwSensorBase(sensor),
m_initDone(false),
m_exClose(false),
firstRun(true)
{
init();
setReading<QProximityReading>(&m_reading);
addDataRate(10,10); //TODO: fix this when we know better
sensor->setDataRate(10);//set a default rate
}
void SensorfwProximitySensor::start()
{
if (reinitIsNeeded)
init();
SensorfwSensorBase::start();
if (m_sensorInterface) {
Unsigned data(((ProximitySensorChannelInterface*)m_sensorInterface)->proximity());
// Note: Unlike reflectanceDataAvailable() signal, the query
// above returns only integer reflectance without the
// boolean withinProximity value.
bool close = (data.x() == 0);
m_exClose = close;
m_reading.setClose(close);
m_reading.setTimestamp(data.UnsignedData().timestamp_);
m_exClose = (int)m_reading.close();
newReadingAvailable();
}
}
void SensorfwProximitySensor::slotReflectanceDataAvailable(const Proximity& data)
{
bool close = data.x() ? true : false;
if (!firstRun && close == m_exClose)
return;
m_reading.setClose(close);
m_reading.setTimestamp(data.UnsignedData().timestamp_);
newReadingAvailable();
m_exClose = close;
if (firstRun)
firstRun = false;
}
bool SensorfwProximitySensor::doConnect()
{
Q_ASSERT(qobject_cast<ProximitySensorChannelInterface*>(m_sensorInterface));
return QObject::connect(qobject_cast<ProximitySensorChannelInterface*>(m_sensorInterface),
&ProximitySensorChannelInterface::reflectanceDataAvailable,
this, &SensorfwProximitySensor::slotReflectanceDataAvailable);
}
QString SensorfwProximitySensor::sensorName() const
{
return "proximitysensor";
}
void SensorfwProximitySensor::init()
{
m_initDone = false;
initSensor<ProximitySensorChannelInterface>(m_initDone);
}
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