orientationsensor.cpp

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/*
    SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
    SPDX-FileCopyrightText: 2023 Xaver Hugl <xaver.hugl@gmail.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "orientationsensor.h"
 
#include <QOrientationSensor>
 
namespace KWin
{
 
OrientationSensor::OrientationSensor()
    : m_sensor(std::make_unique<QOrientationSensor>())
    , m_reading(std::make_unique<QOrientationReading>())
{
    m_reading->setOrientation(QOrientationReading::Orientation::Undefined);
}
 
OrientationSensor::~OrientationSensor() = default;
 
void OrientationSensor::setEnabled(bool enable)
{
    if (enable) {
        connect(m_sensor.get(), &QOrientationSensor::readingChanged, this, &OrientationSensor::update, Qt::UniqueConnection);
        m_sensor->start();
    } else {
        disconnect(m_sensor.get(), &QOrientationSensor::readingChanged, this, &OrientationSensor::update);
        m_reading->setOrientation(QOrientationReading::Undefined);
    }
}
 
QOrientationReading *OrientationSensor::reading() const
{
    return m_reading.get();
}
 
void OrientationSensor::update()
{
    if (auto reading = m_sensor->reading()) {
        if (m_reading->orientation() != reading->orientation()) {
            m_reading->setOrientation(reading->orientation());
            Q_EMIT orientationChanged();
        }
    } else if (m_reading->orientation() != QOrientationReading::Orientation::Undefined) {
        m_reading->setOrientation(QOrientationReading::Orientation::Undefined);
        Q_EMIT orientationChanged();
    }
}
 
}
 
#include "moc_orientationsensor.cpp"