qgeopolygon_p.h - mozsearch

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// Copyright (C) 2018 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 QGEOPOLYGON_P_H

#define QGEOPOLYGON_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 <QtPositioning/private/qgeopath_p.h>

#include <QtPositioning/qgeopolygon.h>

#include <QtPositioning/private/qclipperutils_p.h>

QT_BEGIN_NAMESPACE

class Q_POSITIONING_EXPORT QGeoPolygonPrivate : public QGeoPathPrivateBase

public:

    QGeoPolygonPrivate();

    QGeoPolygonPrivate(const QList<QGeoCoordinate> &path);

    QGeoPolygonPrivate(const QGeoPolygonPrivate &other);

    ~QGeoPolygonPrivate();

// QGeoShape API

    QGeoShapePrivate *clone() const override;

    bool isValid() const override;

    bool contains(const QGeoCoordinate &coordinate) const override;

    void translate(double degreesLatitude, double degreesLongitude) override;

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

    size_t hash(size_t seed) const override;

// QGeoPathPrivateBase API

    void markDirty() override;

// QGeoPolygonPrivate API

    qsizetype holesCount() const;

    bool polygonContains(const QGeoCoordinate &coordinate) const;

    const QList<QGeoCoordinate> holePath(qsizetype index) const;

    void addHole(const QList<QGeoCoordinate> &holePath);

    void removeHole(qsizetype index);

    void ensureClipperPathUpdated() const;

// data members

    QList<QList<QGeoCoordinate>> m_holesList;

    mutable QClipperUtils m_clipperWrapper; // cached

    mutable double m_leftBoundWrapped = 0.0; // cached

    mutable std::atomic<bool> m_clipperDirty = true;

};

class Q_POSITIONING_EXPORT QGeoPolygonPrivateEager final : public QGeoPolygonPrivate

public:

    QGeoPolygonPrivateEager();

    QGeoPolygonPrivateEager(const QList<QGeoCoordinate> &path);

    QGeoPolygonPrivateEager(const QGeoPolygonPrivateEager &other);

    ~QGeoPolygonPrivateEager();

// QGeoShape API

    QGeoShapePrivate *clone() const override;

    void translate(double degreesLatitude, double degreesLongitude) override;

// QGeoPath API

    void markDirty() override;

    void addCoordinate(const QGeoCoordinate &coordinate) override;

// QGeoPolygonPrivate API

// *Eager API

    void updateBoundingBox();

// data members

    QList<double> m_deltaXs; // longitude deltas from m_path[0]

    double m_minX = 0;              // minimum value inside deltaXs

    double m_maxX = 0;              // maximum value inside deltaXs

    double m_minLati = 0;           // minimum latitude. paths do not wrap around through the poles

    double m_maxLati = 0;           // minimum latitude. paths do not wrap around through the poles

};

// This is a mean of creating a QGeoPolygonPrivateEager and injecting it into QGeoPolygons via operator=

class Q_POSITIONING_EXPORT QGeoPolygonEager : public QGeoPolygon

    Q_GADGET

public:

    QGeoPolygonEager();

    QGeoPolygonEager(const QList<QGeoCoordinate> &path);

    QGeoPolygonEager(const QGeoPolygon &other);

    QGeoPolygonEager(const QGeoShape &other);

    ~QGeoPolygonEager();

};

QT_END_NAMESPACE

#endif // QGEOPOLYGON_P_H