/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, 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.renderer.shape.shapehandler.jts;
import java.awt.Rectangle;
import org.geotools.data.shapefile.shp.ShapeType;
import org.geotools.geometry.jts.LiteCoordinateSequence;
import org.geotools.geometry.jts.LiteCoordinateSequenceFactory;
import org.opengis.referencing.operation.MathTransform;
import org.opengis.referencing.operation.TransformException;
import com.vividsolutions.jts.geom.Envelope;
import com.vividsolutions.jts.geom.GeometryFactory;
/**
* A ShapeHandler that reads PointHandler objects from a file. It returns a
* SimpleGeometry and decimates all points that map to the same screen location.
*
* @author jeichar
* @since 2.1.x
*
*
* @source $URL$
*/
public class PointHandler extends org.geotools.renderer.shape.shapehandler.simple.PointHandler{
private static final GeometryFactory factory=new GeometryFactory(new LiteCoordinateSequenceFactory());
public PointHandler(ShapeType type, Envelope env, Rectangle screenSize,
MathTransform mt, boolean hasOpacity) throws TransformException {
super(type, env, screenSize, mt, hasOpacity);
}
protected Object createGeometry(ShapeType type, Envelope geomBBox, double[][] transformed) {
return factory.createPoint(new LiteCoordinateSequence(transformed[0]));
}
}