/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
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** This file is part of the QtPositioning module of the Qt Toolkit.
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#ifndef QGEOPATH_P_H
#define QGEOPATH_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qgeoshape_p.h"
#include "qgeocoordinate.h"
#include "qlocationutils_p.h"
#include <QtPositioning/private/qclipperutils_p.h>

#include <QtCore/QVector>

QT_BEGIN_NAMESPACE

class QGeoPathPrivate : public QGeoShapePrivate
{
public:
    QGeoPathPrivate(QGeoShape::ShapeType type);
    QGeoPathPrivate(QGeoShape::ShapeType type, const QList<QGeoCoordinate> &path, const qreal width = 0.0);
    QGeoPathPrivate(const QGeoPathPrivate &other);
    ~QGeoPathPrivate();

    bool isValid() const override;
    bool isEmpty() const override;
    bool contains(const QGeoCoordinate &coordinate) const override;
    bool lineContains(const QGeoCoordinate &coordinate) const;
    bool polygonContains(const QGeoCoordinate &coordinate) const;

    QGeoCoordinate center() const override;
    QGeoRectangle boundingGeoRectangle() const override;
    void extendShape(const QGeoCoordinate &coordinate) override;
    void translate(double degreesLatitude, double degreesLongitude);

    QGeoShapePrivate *clone() const override;

    bool operator==(const QGeoShapePrivate &other) const override;

    const QList<QGeoCoordinate> &path() const;
    void setPath(const QList<QGeoCoordinate> &path);
    qreal width() const;
    void setWidth(const qreal &width);
    double length(int indexFrom, int indexTo) const;
    int size() const;
    void addCoordinate(const QGeoCoordinate &coordinate);
    void insertCoordinate(int index, const QGeoCoordinate &coordinate);
    void replaceCoordinate(int index, const QGeoCoordinate &coordinate);
    QGeoCoordinate coordinateAt(int index) const;
    bool containsCoordinate(const QGeoCoordinate &coordinate) const;
    void removeCoordinate(const QGeoCoordinate &coordinate);
    void removeCoordinate(int index);
    void computeBoundingBox();
    void updateBoundingBox();
    void updateClipperPath();

    QList<QGeoCoordinate> m_path;
    QVector<double> m_deltaXs; // longitude deltas from m_path[0]
    double m_minX;             // minimum value inside deltaXs
    double m_maxX;             // maximum value inside deltaXs
    double m_minLati;             // minimum latitude. paths do not wrap around through the poles
    double m_maxLati;             // minimum latitude. paths do not wrap around through the poles
    QGeoRectangle m_bbox;
    qreal m_width;
    bool m_clipperDirty;
    QtClipperLib::Path m_clipperPath;
};

QT_END_NAMESPACE

#endif // QGEOPATH_P_H
