/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2001-2006 Vivid Solutions
* (C) 2001-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package org.geotools.geometry.iso.operation.relate;
import org.geotools.geometry.iso.UnsupportedDimensionException;
import org.geotools.geometry.iso.operation.GeometryGraphOperation;
import org.geotools.geometry.iso.root.GeometryImpl;
import org.geotools.geometry.iso.topograph2D.IntersectionMatrix;
import org.opengis.geometry.Geometry;
/**
* Implements the relate() operation on {@link Geometry}s.
*
*
*
* @source $URL$
*/
public class RelateOp extends GeometryGraphOperation {
public static IntersectionMatrix relate(GeometryImpl a, GeometryImpl b)
throws UnsupportedDimensionException {
RelateOp relOp = new RelateOp(a, b);
IntersectionMatrix im = relOp.getIntersectionMatrix();
return im;
}
private RelateComputer relate;
/**
* Creates a Relate Operation for the two given geometries and construct a
* noded graph between those two geometry objects
*
* @param g0
* @param g1
* @throws UnsupportedDimensionException
*/
public RelateOp(GeometryImpl g0, GeometryImpl g1)
throws UnsupportedDimensionException {
super(g0, g1);
this.relate = new RelateComputer(super.arg);
}
/**
* Returns the Dimension Extended 9 Intersection Matrix (DE-9-IM) for the
* two geometry objects
*
* @return Intersection Matrix
*/
public IntersectionMatrix getIntersectionMatrix() {
return this.relate.computeIM();
}
}