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#ifndef JSKITGEOLOCATION_H
#define JSKITGEOLOCATION_H
#include <QElapsedTimer>
#include <QGeoPositionInfoSource>
#include <QJSValue>
#include <QLoggingCategory>
#include <QJSEngine>
class JSKitGeolocation : public QObject
{
Q_OBJECT
QLoggingCategory l;
struct Watcher;
public:
explicit JSKitGeolocation(QJSEngine *engine);
enum PositionError {
PERMISSION_DENIED = 1,
POSITION_UNAVAILABLE = 2,
TIMEOUT = 3
};
Q_ENUMS(PositionError);
Q_INVOKABLE void getCurrentPosition(const QJSValue &successCallback, const QJSValue &errorCallback = QJSValue(), const QVariantMap &options = QVariantMap());
Q_INVOKABLE int watchPosition(const QJSValue &successCallback, const QJSValue &errorCallback = QJSValue(), const QVariantMap &options = QVariantMap());
Q_INVOKABLE void clearWatch(int watcherId);
private slots:
void handleError(const QGeoPositionInfoSource::Error error);
void handlePosition(const QGeoPositionInfo &pos);
void handleTimeout();
void updateTimeouts();
private:
int setupWatcher(const QJSValue &successCallback, const QJSValue &errorCallback, const QVariantMap &options, bool once);
void removeWatcher(int watcherId);
QJSValue buildPositionObject(const QGeoPositionInfo &pos);
QJSValue buildPositionErrorObject(PositionError error, const QString &message = QString());
QJSValue buildPositionErrorObject(const QGeoPositionInfoSource::Error error);
void invokeCallback(QJSValue callback, QJSValue event);
void stopAndRemove();
private:
QJSEngine *m_engine;
QGeoPositionInfoSource *m_source;
struct Watcher {
QJSValue successCallback;
QJSValue errorCallback;
int watcherId;
bool once;
bool highAccuracy;
int timeout;
QElapsedTimer timer;
qlonglong maximumAge;
};
QList<Watcher> m_watchers;
int m_lastWatcherId;
};
#endif // JSKITGEOLOCATION_H
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