PreparedLineString.h
/**********************************************************************
*
* GEOS - Geometry Engine Open Source
* http://geos.osgeo.org
*
* Copyright (C) 2020 Sandro Santilli <strk@kbt.io>
* 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.
*
*
**********************************************************************
*
* Last port: geom/prep/PreparedLineString.java rev 1.3 (JTS-1.10)
*
**********************************************************************/
#pragma once
#include <geos/geom/prep/BasicPreparedGeometry.h> // for inheritance
#include <geos/noding/SegmentString.h>
#include <geos/noding/FastSegmentSetIntersectionFinder.h>
#include <geos/operation/distance/IndexedFacetDistance.h>
#include <memory>
namespace geos {
namespace geom { // geos::geom
namespace prep { // geos::geom::prep
class PreparedLineString : public BasicPreparedGeometry {
private:
std::unique_ptr<noding::FastSegmentSetIntersectionFinder> segIntFinder;
mutable noding::SegmentString::ConstVect segStrings;
mutable std::unique_ptr<operation::distance::IndexedFacetDistance> indexedDistance;
protected:
public:
PreparedLineString(const Geometry* geom)
:
BasicPreparedGeometry(geom),
segIntFinder(nullptr)
{ }
~PreparedLineString() override;
noding::FastSegmentSetIntersectionFinder* getIntersectionFinder();
bool intersects(const geom::Geometry* g) const override;
std::unique_ptr<geom::CoordinateSequence> nearestPoints(const geom::Geometry* g) const override;
double distance(const geom::Geometry* g) const override;
bool isWithinDistance(const geom::Geometry* g, double d) const override;
operation::distance::IndexedFacetDistance* getIndexedFacetDistance() const;
};
} // namespace geos::geom::prep
} // namespace geos::geom
} // namespace geos
geos::geom::Geometry
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition Geometry.h:196
geos::geom::prep::PreparedLineString::nearestPoints
std::unique_ptr< geom::CoordinateSequence > nearestPoints(const geom::Geometry *g) const override
geos::geom::prep::PreparedLineString::intersects
bool intersects(const geom::Geometry *g) const override
geos::geom::prep::PreparedLineString::isWithinDistance
bool isWithinDistance(const geom::Geometry *g, double d) const override
geos::geom::prep::PreparedLineString::distance
double distance(const geom::Geometry *g) const override
geos::noding::FastSegmentSetIntersectionFinder
Finds if two sets of SegmentStrings intersect.
Definition FastSegmentSetIntersectionFinder.h:50
geos::operation::distance::IndexedFacetDistance
Computes the distance between the facets (segments and vertices) of two Geometrys using a Branch-and-...
Definition IndexedFacetDistance.h:46
geos::geom::prep
Contains classes and interfaces implementing algorithms that optimize the performance of repeated cal...
Definition AbstractPreparedPolygonContains.h:30
geos::geom
Definition Angle.h:26
geos
Basic namespace for all GEOS functionalities.
Definition geos.h:38