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Diffstat (limited to 'src/plugins/sensors/android/androidaccelerometer.cpp')
-rw-r--r-- | src/plugins/sensors/android/androidaccelerometer.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/plugins/sensors/android/androidaccelerometer.cpp b/src/plugins/sensors/android/androidaccelerometer.cpp new file mode 100644 index 00000000..c9f5141e --- /dev/null +++ b/src/plugins/sensors/android/androidaccelerometer.cpp @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2019 BogDan Vatra <bogdan@kde.org> +** 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 "androidaccelerometer.h" +#include <QDebug> + +AndroidAccelerometer::AndroidAccelerometer(int accelerationModes, QSensor *sensor, QObject *parent) + : SensorEventQueue<QAccelerometerReading>(ASENSOR_TYPE_ACCELEROMETER, sensor, parent) + , m_accelerationModes(accelerationModes) +{ + auto accelerometer = qobject_cast<QAccelerometer *>(sensor); + if (accelerometer) { + connect(accelerometer, &QAccelerometer::accelerationModeChanged, + this, &AndroidAccelerometer::applyAccelerationMode); + applyAccelerationMode(accelerometer->accelerationMode()); + } +} + +bool AndroidAccelerometer::isFeatureSupported(QSensor::Feature feature) const +{ + return (feature == QSensor::AccelerationMode) ? m_accelerationModes == AllModes : SensorEventQueue<QAccelerometerReading>::isFeatureSupported(feature); +} + +void AndroidAccelerometer::dataReceived(const ASensorEvent &event) +{ + // check https://developer.android.com/reference/android/hardware/SensorEvent.html#sensor.type_accelerometer: + // check https://developer.android.com/reference/android/hardware/SensorEvent.html#sensor.type_linear_acceleration: + // check https://developer.android.com/reference/android/hardware/SensorEvent.html#sensor.type_gravity: + const auto &acc = event.acceleration; + auto x = qreal(acc.x); + auto y = qreal(acc.y); + auto z = qreal(acc.z); + if (sensor()->skipDuplicates() && qFuzzyCompare(m_reader.x(), x) && + qFuzzyCompare(m_reader.y(), y) && + qFuzzyCompare(m_reader.z(), z)) { + return; + } + m_reader.setTimestamp(uint64_t(event.timestamp / 1000)); + m_reader.setX(x); + m_reader.setY(y); + m_reader.setZ(z); + newReadingAvailable(); +} + +void AndroidAccelerometer::applyAccelerationMode(QAccelerometer::AccelerationMode accelerationMode) +{ + switch (accelerationMode) { + case QAccelerometer::Gravity: + if (!(m_accelerationModes & Gravity)) + qWarning() << "Gravity sensor missing"; + setSensorType(ASENSOR_TYPE_GRAVITY); + break; + case QAccelerometer::User: + if (!(m_accelerationModes & LinearAcceleration)) + qWarning() << "Linear acceleration sensor missing"; + setSensorType(ASENSOR_TYPE_LINEAR_ACCELERATION); + break; + case QAccelerometer::Combined: + if (!(m_accelerationModes & Accelerometer)) + qWarning() << "Accelerometer sensor missing"; + setSensorType(ASENSOR_TYPE_ACCELEROMETER); + break; + } +} |