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++ // Copyright (C) 2021 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++
++ #ifndef QGEOAREAMONITORPOLLING_H
++ #define QGEOAREAMONITORPOLLING_H
++
++ #include <QtPositioning/qgeoareamonitorsource.h>
++ #include <QtPositioning/qgeopositioninfosource.h>
++ #include <QtCore/qmutex.h>
++
++ /**
++ * QGeoAreaMonitorPolling
++ *
++ */
++
++ QT_BEGIN_NAMESPACE
++
++ class QGeoAreaMonitorPollingPrivate;
++ class QGeoAreaMonitorPolling : public QGeoAreaMonitorSource
++ {
++ Q_OBJECT
++ public :
++ explicit QGeoAreaMonitorPolling(QObject *parent = 0);
++ ~QGeoAreaMonitorPolling();
++
++ void setPositionInfoSource(QGeoPositionInfoSource *source) override;
++ QGeoPositionInfoSource* positionInfoSource() const override;
++
++ Error error() const override;
++
++ bool startMonitoring(const QGeoAreaMonitorInfo &monitor) override;
++ bool requestUpdate(const QGeoAreaMonitorInfo &monitor,
++ const char *signal) override;
++ bool stopMonitoring(const QGeoAreaMonitorInfo &monitor) override;
++
++ QList<QGeoAreaMonitorInfo> activeMonitors() const override;
++ QList<QGeoAreaMonitorInfo> activeMonitors(const QGeoShape ®ion) const override;
++
++ QGeoAreaMonitorSource::AreaMonitorFeatures supportedAreaMonitorFeatures() const override;
++
++ inline bool isValid() { return positionInfoSource(); }
++
++ private Q_SLOTS:
++ void positionError(QGeoPositionInfoSource::Error error);
++ void timeout(const QGeoAreaMonitorInfo &monitor);
++ void processAreaEvent(const QGeoAreaMonitorInfo &minfo, const QGeoPositionInfo &pinfo, bool isEnteredEvent);
++
++ private:
++ QGeoAreaMonitorPollingPrivate* d;
++ QGeoAreaMonitorSource::Error lastError = QGeoAreaMonitorSource::NoError;
++ friend class QGeoAreaMonitorPollingPrivate;
++
++ int signalConnections = 0;
++ // connectNotify() and disconnectNotify() can be called from a different
++ // thread, so we need to synchronize the access to signalConnections
++ QMutex connectionMutex;
++
++ void connectNotify(const QMetaMethod &signal) override;
++ void disconnectNotify(const QMetaMethod &signal) override;
++
++ int idForSignal(const char *signal);
++
++ bool hasConnections() const;
++ };
++
++ QT_END_NAMESPACE
++
++ #endif // QGEOAREAMONITORPOLLING_H