57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
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/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2006 Refractions Research Inc.
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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*
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**********************************************************************/
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#pragma once
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#include <geos/geom/Location.h>
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namespace geos {
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namespace geom {
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class CoordinateXY;
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}
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}
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namespace geos {
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namespace algorithm { // geos::algorithm
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namespace locate { // geos::algorithm::locate
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/** \brief
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* An interface for classes which determine the [Location](@ref geom::Location) of
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* points in [Polygon](@ref geom::Polygon) or [MultiPolygon](@ref geom::MultiPolygon) geometries.
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*
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* @author Martin Davis
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*/
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class GEOS_DLL PointOnGeometryLocator {
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private:
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protected:
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public:
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virtual
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~PointOnGeometryLocator()
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{ }
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/**
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* Determines the [Location](@ref geom::Location) of a point in an areal [Geometry](@ref geom::Geometry).
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*
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* @param p the point to test
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* @return the location of the point in the geometry
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*/
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virtual geom::Location locate(const geom::CoordinateXY* /*const*/ p) = 0;
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};
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} // geos::algorithm::locate
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} // geos::algorithm
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} // geos
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