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82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
/********************************************************************
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Copyright © 2019 Roman Gilg <subdiff@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "orientation_sensor.h"
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#include <QOrientationSensor>
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OrientationSensor::OrientationSensor(QObject *parent)
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: QObject(parent)
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, m_sensor(new QOrientationSensor(this))
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{
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connect(m_sensor, &QOrientationSensor::activeChanged, this, &OrientationSensor::refresh);
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}
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OrientationSensor::~OrientationSensor() = default;
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void OrientationSensor::updateState()
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{
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const auto orientation = m_sensor->reading()->orientation();
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if (m_value != orientation) {
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m_value = orientation;
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Q_EMIT valueChanged(orientation);
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}
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}
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void OrientationSensor::refresh()
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{
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if (m_sensor->isActive()) {
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if (m_enabled) {
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updateState();
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}
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Q_EMIT availableChanged(true);
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} else {
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Q_EMIT availableChanged(false);
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}
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}
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QOrientationReading::Orientation OrientationSensor::value() const
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{
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return m_value;
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}
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bool OrientationSensor::available() const
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{
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return m_sensor->connectToBackend();
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}
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bool OrientationSensor::enabled() const
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{
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return m_sensor->isActive();
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}
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void OrientationSensor::setEnabled(bool enable)
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{
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if (m_enabled == enable) {
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return;
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}
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m_enabled = enable;
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if (enable) {
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connect(m_sensor, &QOrientationSensor::readingChanged, this, &OrientationSensor::updateState);
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m_sensor->start();
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} else {
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disconnect(m_sensor, &QOrientationSensor::readingChanged, this, &OrientationSensor::updateState);
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m_value = QOrientationReading::Undefined;
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}
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Q_EMIT enabledChanged(enable);
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}
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