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Diffstat (limited to 'src/plugins/sensors/android/sensormanager.cpp')
-rw-r--r-- | src/plugins/sensors/android/sensormanager.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/plugins/sensors/android/sensormanager.cpp b/src/plugins/sensors/android/sensormanager.cpp new file mode 100644 index 00000000..590f478c --- /dev/null +++ b/src/plugins/sensors/android/sensormanager.cpp @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** 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 "sensormanager.h" +#include <dlfcn.h> + +SensorManager::SensorManager() +{ + auto sensorService = QJNIObjectPrivate::getStaticObjectField("android.content.Context", "SENSOR_SERVICE", "Ljava/lang/String;"); + m_sensorManager = QJNIObjectPrivate{QtAndroidPrivate::context()}.callObjectMethod("getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;", sensorService.object()); + setObjectName("QtSensorsLooperThread"); + start(); + m_waitForStart.acquire(); +} + +SensorManager::~SensorManager() +{ + m_quit.store(1); + wait(); +} + +QJNIObjectPrivate SensorManager::javaSensor(const ASensor *sensor) const +{ + return m_sensorManager.callObjectMethod("getDefaultSensor", "(I)Landroid/hardware/Sensor;", ASensor_getType(sensor)); +} + +QSharedPointer<SensorManager> &SensorManager::instance() +{ + static QSharedPointer<SensorManager> looper{new SensorManager}; + return looper; +} + +ALooper *SensorManager::looper() const +{ + return m_looper; +} + +static inline ASensorManager* androidManager() +{ +#if __ANDROID_API__ >= 26 + retrun ASensorManager_getInstanceForPackage(QJNIObjectPrivate{QtAndroidPrivate::context()} + .callObjectMethod("getPackageName", "()Ljava/lang/String;") + .toString().toUtf8().constData()); +#else + if (QtAndroidPrivate::androidSdkVersion() >= 26) { + using GetInstanceForPackage = ASensorManager *(*)(const char *); + auto handler = dlopen("libandroid.so", RTLD_NOW); + auto function = GetInstanceForPackage(dlsym(handler, "ASensorManager_getInstanceForPackage")); + if (function) { + auto res = function(QJNIObjectPrivate{QtAndroidPrivate::context()} + .callObjectMethod("getPackageName", "()Ljava/lang/String;") + .toString().toUtf8().constData()); + dlclose(handler); + return res; + } + dlclose(handler); + } + return ASensorManager_getInstance(); +#endif +} +ASensorManager *SensorManager::manager() const +{ + static auto sensorManger = androidManager(); + return sensorManger; +} + +QString SensorManager::description(const ASensor *sensor) const +{ + return QString::fromUtf8(ASensor_getName(sensor)) + " " + ASensor_getVendor(sensor) + " v" + QString::number(javaSensor(sensor).callMethod<jint>("getVersion")); +} + +double SensorManager::getMaximumRange(const ASensor *sensor) const +{ + return qreal(javaSensor(sensor).callMethod<jfloat>("getMaximumRange")); +} + +void SensorManager::run() +{ + m_looper = ALooper_prepare(0); + m_waitForStart.release(); + do { + if (ALooper_pollAll(5 /*ms*/, nullptr, nullptr, nullptr) == ALOOPER_POLL_TIMEOUT) + QThread::yieldCurrentThread(); + } while (!m_quit.load()); +} |