MultiPolygon.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 * Copyright (C) 2005 2006 Refractions Research Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation.
 * See the COPYING file for more information.
 *
 **********************************************************************
 *
 * Last port: geom/MultiPolygon.java r320 (JTS-1.12)
 *
 **********************************************************************/
 
#pragma once
 
#include <geos/export.h>
#include <string>
#include <vector>
#include <geos/geom/GeometryCollection.h> // for inheritance
#include <geos/geom/Polygon.h> // for inheritance
#include <geos/geom/Dimension.h> // for Dimension::DimensionType
 
 
// Forward declarations
namespace geos {
namespace geom { // geos::geom
class Coordinate;
class MultiPoint;
class Polygon;
}
}
 
 
namespace geos {
namespace geom { // geos::geom
 
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4250) // T1 inherits T2 via dominance
#endif

class GEOS_DLL MultiPolygon: public GeometryCollection {
public:
 
    friend class GeometryFactory;
 
    ~MultiPolygon() override;

    Dimension::DimensionType getDimension() const override;
 
    bool hasDimension(Dimension::DimensionType d) const override {
        return d == Dimension::A;
    }
 
    bool isDimensionStrict(Dimension::DimensionType d) const override {
        return d == Dimension::A;
    }

    int getBoundaryDimension() const override;

    std::unique_ptr<Geometry> getBoundary() const override;
 
    const Polygon* getGeometryN(std::size_t n) const override;
 
    std::string getGeometryType() const override;
 
    GeometryTypeId getGeometryTypeId() const override;
 
    std::unique_ptr<MultiPolygon> clone() const
    {
        return std::unique_ptr<MultiPolygon>(cloneImpl());
    };
 
    std::unique_ptr<MultiPolygon> reverse() const { return std::unique_ptr<MultiPolygon>(reverseImpl()); }
 
protected:

    MultiPolygon(std::vector<std::unique_ptr<Polygon>> && newPolys,
            const GeometryFactory& newFactory);
 
    MultiPolygon(std::vector<std::unique_ptr<Geometry>> && newPolys,
                 const GeometryFactory& newFactory);
 
    MultiPolygon(const MultiPolygon& mp)
        : GeometryCollection(mp)
        {};
 
    MultiPolygon* cloneImpl() const override { return new MultiPolygon(*this); }
 
    GeometryCollection* getCurvedImpl(const algorithm::LineToCurveParams&) const override;
 
    MultiPolygon* getLinearizedImpl(const algorithm::CurveToLineParams&) const override { return cloneImpl(); }
 
    MultiPolygon* reverseImpl() const override;
 
    int
    getSortIndex() const override
    {
        return SORTINDEX_MULTIPOLYGON;
    };
 
    bool hasCurvedComponents() const override
    {
        return false;
    }
 
};
 
#ifdef _MSC_VER
#pragma warning(pop)
#endif
 
} // namespace geos::geom
} // namespace geos