/*
* The JTS Topology Suite is a collection of Java classes that
* implement the fundamental operations required to validate a given
* geo-spatial data set to a known topological specification.
*
* Copyright (C) 2001 Vivid Solutions
*
* 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* For more information, contact:
*
* Vivid Solutions
* Suite #1A
* 2328 Government Street
* Victoria BC V8T 5G5
* Canada
*
* (250)385-6040
* www.vividsolutions.com
*/
package com.vividsolutions.jtstest.function;
import com.vividsolutions.jts.geom.Geometry;
public class OverlayFunctions {
public static Geometry intersection(Geometry a, Geometry b) { return a.intersection(b); }
public static Geometry union(Geometry a, Geometry b) { return a.union(b); }
public static Geometry symDifference(Geometry a, Geometry b) { return a.symDifference(b); }
public static Geometry difference(Geometry a, Geometry b) { return a.difference(b); }
public static Geometry differenceBA(Geometry a, Geometry b) { return b.difference(a); }
public static Geometry unaryUnion(Geometry a) { return a.union(); }
public static Geometry unionUsingGeometryCollection(Geometry a, Geometry b)
{
Geometry gc = a.getFactory().createGeometryCollection(
new Geometry[] { a, b});
return gc.union();
}
}