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#ifndef QDECLARATIVEPOSITION_H
#define QDECLARATIVEPOSITION_H

#include <QtCore>
#include <QDateTime>
#include <qgeopositioninfosource.h>
#include <qgeopositioninfo.h>
#include <qdeclarativecoordinate_p.h>
#include <QtDeclarative/qdeclarative.h>

// Define this to get qDebug messages
// #define QDECLARATIVE_POSITION_DEBUG

#ifdef QDECLARATIVE_POSITION_DEBUG
#include <QDebug>
#endif

QTM_BEGIN_NAMESPACE

class QDeclarativePosition : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool latitudeValid READ isLatitudeValid NOTIFY latitudeValidChanged)
    Q_PROPERTY(bool longitudeValid READ isLongitudeValid NOTIFY longitudeValidChanged)
    Q_PROPERTY(bool altitudeValid READ isAltitudeValid NOTIFY altitudeValidChanged)
    Q_PROPERTY(QDeclarativeCoordinate* coordinate READ coordinate NOTIFY coordinateChanged)
    Q_PROPERTY(QDateTime timestamp READ timestamp NOTIFY timestampChanged)
    Q_PROPERTY(double speed READ speed NOTIFY speedChanged)
    Q_PROPERTY(bool speedValid READ isSpeedValid NOTIFY speedValidChanged)
    Q_PROPERTY(qreal horizontalAccuracy READ horizontalAccuracy WRITE setHorizontalAccuracy NOTIFY horizontalAccuracyChanged)
    Q_PROPERTY(qreal verticalAccuracy READ verticalAccuracy WRITE setVerticalAccuracy NOTIFY verticalAccuracyChanged)
    Q_PROPERTY(bool horizontalAccuracyValid READ isHorizontalAccuracyValid NOTIFY horizontalAccuracyValidChanged)
    Q_PROPERTY(bool verticalAccuracyValid READ isVerticalAccuracyValid NOTIFY verticalAccuracyValidChanged)

public:

    QDeclarativePosition(QObject* parent = 0);
    ~QDeclarativePosition();

    bool isLatitudeValid() const;
    bool isLongitudeValid() const;
    bool isAltitudeValid() const;
    QDateTime timestamp() const;
    void setTimestamp(const QDateTime& timestamp);
    double speed() const;
    void setSpeed(double speed);
    bool isSpeedValid() const;
    void setCoordinate(QDeclarativeCoordinate* coordinate);
    QDeclarativeCoordinate* coordinate();
    bool isHorizontalAccuracyValid() const;
    qreal horizontalAccuracy() const;
    void setHorizontalAccuracy(qreal horizontalAccuracy);
    bool isVerticalAccuracyValid() const;
    qreal verticalAccuracy() const;
    void setVerticalAccuracy(qreal verticalAccuracy);

    // C++
    void setCoordinate(QGeoCoordinate coordinate);
    void invalidate();

Q_SIGNALS:
    void latitudeValidChanged();
    void longitudeValidChanged();
    void altitudeValidChanged();
    void timestampChanged();
    void speedChanged();
    void speedValidChanged();
    void coordinateChanged();
    void horizontalAccuracyChanged();
    void horizontalAccuracyValidChanged();
    void verticalAccuracyChanged();
    void verticalAccuracyValidChanged();

private:
    bool m_latitudeValid;
    bool m_longitudeValid;
    bool m_altitudeValid;
    QDateTime m_timestamp;
    double m_speed;
    bool m_speedValid;
    bool m_horizontalAccuracyValid;
    bool m_verticalAccuracyValid;
    qreal m_horizontalAccuracy;
    qreal m_verticalAccuracy;
    QDeclarativeCoordinate m_coordinate;
};

QTM_END_NAMESPACE
QML_DECLARE_TYPE(QTM_PREPEND_NAMESPACE(QDeclarativePosition));

#endif
