PolygonExtracter.h
/**********************************************************************
*
* GEOS - Geometry Engine Open Source
* http://geos.osgeo.org
*
* Copyright (C) 2001-2002 Vivid Solutions Inc.
* Copyright (C) 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.
*
**********************************************************************/
#pragma once
#include <geos/export.h>
#include <geos/geom/GeometryFilter.h>
#include <geos/geom/Polygon.h>
#include <vector>
namespace geos {
namespace geom { // geos.geom
namespace util { // geos.geom.util
class GEOS_DLL PolygonExtracter: public GeometryFilter {
public:
static void getPolygons(const Geometry& geom, std::vector<const Polygon*>& ret);
PolygonExtracter(std::vector<const Polygon*>& newComps);
void filter_rw(Geometry* geom) override;
void filter_ro(const Geometry* geom) override;
private:
std::vector<const Polygon*>& comps;
// Declare type as noncopyable
PolygonExtracter(const PolygonExtracter& other) = delete;
PolygonExtracter& operator=(const PolygonExtracter& rhs) = delete;
};
} // namespace geos.geom.util
} // namespace geos.geom
} // namespace geos
geos::geom::GeometryFilter
Geometry classes support the concept of applying a Geometry filter to the Geometry.
Definition GeometryFilter.h:45
geos::geom::Geometry
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition Geometry.h:196
geos::geom::util::PolygonExtracter::getPolygons
static void getPolygons(const Geometry &geom, std::vector< const Polygon * > &ret)
geos::geom::util::PolygonExtracter::PolygonExtracter
PolygonExtracter(std::vector< const Polygon * > &newComps)
geos::geom::util
Provides classes that parse and modify Geometry objects.
Definition ComponentCoordinateExtracter.h:28
geos::geom
Definition Angle.h:26
geos
Basic namespace for all GEOS functionalities.
Definition geos.h:38