/*
* 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.kml.bindings;
import java.util.List;
import javax.xml.namespace.QName;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.LinearRing;
import com.vividsolutions.jts.geom.Polygon;
import org.geotools.kml.KML;
import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
/**
* Binding object for the type http://earth.google.com/kml/2.1:PolygonType.
*
* <p>
* <pre>
* <code>
* <complexType final="#all" name="PolygonType">
* <complexContent>
* <extension base="kml:GeometryType">
* <sequence>
* <group ref="kml:geometryElements"/>
* <element minOccurs="0" name="outerBoundaryIs" type="kml:boundaryType"/>
* <element maxOccurs="unbounded" minOccurs="0"
* name="innerBoundaryIs" type="kml:boundaryType"/>
* </sequence>
* </extension>
* </complexContent>
* </complexType>
*
* </code>
* </pre>
* </p>
*
* @generated
*
* @source $URL$
*/
public class PolygonTypeBinding extends AbstractComplexBinding {
GeometryFactory geometryFactory;
public PolygonTypeBinding(GeometryFactory geometryFactory) {
this.geometryFactory = geometryFactory;
}
/**
* @generated
*/
public QName getTarget() {
return KML.PolygonType;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Class getType() {
return Polygon.class;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(ElementInstance instance, Node node, Object value)
throws Exception {
LinearRing outer = (LinearRing) node.getChildValue("outerBoundaryIs");
LinearRing[] inner = null;
if (node.hasChild("innerBoundaryIs")) {
List l = node.getChildValues("innerBoundaryIs");
inner = (LinearRing[]) l.toArray(new LinearRing[l.size()]);
}
return geometryFactory.createPolygon(outer, inner);
}
public Object getProperty(Object object, QName name) throws Exception {
Polygon p = (Polygon) object;
if ( "outerBoundaryIs".equals( name.getLocalPart() ) ) {
return p.getExteriorRing();
}
else if ( "innerBoundaryIs".equals( name.getLocalPart() ) ) {
if ( p.getNumInteriorRing() > 0 ) {
LinearRing[] interior = new LinearRing[p.getNumInteriorRing()];
for ( int i = 0; i < interior.length; i++ ) {
interior[i] = (LinearRing) p.getInteriorRingN(i);
}
return interior;
}
}
return null;
}
}