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#ifndef QGEOPOSITIONINFOSOURCEMAEMO5_H

#define QGEOPOSITIONINFOSOURCEMAEMO5_H

#include <QTimer>

#include "qgeopositioninfosource.h"

#define INIT_OK                     0

#define INIT_FAILED                 -1

#define MINIMUM_UPDATE_INTERVAL     1000

#define DEFAULT_UPDATE_INTERVAL     5000

#define POWERSAVE_THRESHOLD         180000

#define POWERSAVE_POWERON_PERIOD    120000

QTM_BEGIN_NAMESPACE

class LiblocationWrapper;

class QGeoPositionInfoSourceMaemo : public QGeoPositionInfoSource

{

    Q_OBJECT

public:

    QGeoPositionInfoSourceMaemo(QObject *parent = 0);

    int init();

    virtual void setUpdateInterval(int interval);

    virtual void setPreferredPositioningMethods(PositioningMethods methods);

    virtual QGeoPositionInfo lastKnownPosition(bool fromSatellitePositioningMethodsOnly = false) const;

    virtual PositioningMethods supportedPositioningMethods() const;

    virtual int minimumUpdateInterval() const;

private:

    bool positionInited;

    QTimer *updateTimer;

    QTimer *requestTimer;

    int timerInterval;

    bool errorOccurred;

    bool errorSent;

    void activateTimer();

    void startLocationDaemon();

    enum PositionInfoState {

        Undefined = 0,

        Started = 1,

        Stopped = 2,

        RequestActive = 4,

        PowersaveActive = 8

    };

    int positionInfoState;

    QGeoPositionInfo lastUpdateFromSatellite;

    QGeoPositionInfo lastUpdateFromNetwork;

signals:

    void positionUpdated(const QGeoPositionInfo &update);

public slots:

    void startUpdates();

    void stopUpdates();

    void requestUpdate(int timeout = DEFAULT_UPDATE_INTERVAL);

private slots:

    void requestTimeoutElapsed();

    void error();

    void newPositionUpdate(const QGeoPositionInfo &position);

    void updateTimeoutElapsed();

private:

    Q_DISABLE_COPY(QGeoPositionInfoSourceMaemo)

};

QTM_END_NAMESPACE

#endif // QGEOPOSITIONINFOSOURCEMAEMO5_H