qt-everywhere-src-5.14.1/qtsensors/src/plugins/sensors/android/sensormanager.h

/****************************************************************************
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** Copyright (C) 2019 BogDan Vatra <bogdan@kde.org>
** Contact: https://www.qt.io/licensing/
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** This file is part of the QtSensors module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
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#ifndef SENSORMANAGER_H
#define SENSORMANAGER_H

#include <QThread>
#include <QSemaphore>
#include <QMutex>
#include <QWaitCondition>

#include <private/qjni_p.h>
#include <private/qjnihelpers_p.h>

#include <android/sensor.h>

class SensorManager : public QThread
{
public:
    ~SensorManager() override;
    static QSharedPointer<SensorManager> &instance();
    ALooper *looper() const;
    ASensorManager *manager() const;

    QJNIObjectPrivate javaSensor(const ASensor *sensor) const;
    QString description(const ASensor *sensor) const;
    double getMaximumRange(const ASensor *sensor) const;

private:
    SensorManager();
    // QThread interface
    void run() override;

private:
    QAtomicInt m_quit{0};
    ALooper *m_looper = nullptr;
    QSemaphore m_waitForStart;
    QJNIObjectPrivate m_sensorManager;
};

#endif // SENSORMANAGER_H