/*
* 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.Iterator;
import java.util.List;
import java.util.StringTokenizer;
import javax.xml.namespace.QName;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.CoordinateSequence;
import com.vividsolutions.jts.geom.CoordinateSequenceFactory;
import org.geotools.kml.KML;
import org.geotools.xml.AbstractSimpleBinding;
import org.geotools.xml.InstanceComponent;
/**
* Binding object for the type http://earth.google.com/kml/2.1:CoordinatesType.
*
* <p>
* <pre>
* <code>
* <simpleType name="CoordinatesType">
* <list itemType="string"/>
* </simpleType>
*
* </code>
* </pre>
* </p>
*
* @generated
*
*
* @source $URL$
*/
public class CoordinatesTypeBinding extends AbstractSimpleBinding {
CoordinateSequenceFactory csFactory;
public CoordinatesTypeBinding( CoordinateSequenceFactory csFactory ) {
this.csFactory = csFactory;
}
/**
* @generated
*/
public QName getTarget() {
return KML.CoordinatesType;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Class getType() {
//return Coordinate[].class;
return CoordinateSequence.class;
}
public int getExecutionMode() {
return OVERRIDE;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(InstanceComponent instance, Object value)
throws Exception {
List list = (List) value;
Coordinate[] coordinates = new Coordinate[list.size()];
int i = 0;
for (Iterator l = list.iterator(); l.hasNext(); i++) {
StringTokenizer st = new StringTokenizer((String) l.next(), ",");
Coordinate c = new Coordinate();
c.x = Double.parseDouble(st.nextToken());
c.y = Double.parseDouble(st.nextToken());
if (st.hasMoreTokens()) {
c.z = Double.parseDouble(st.nextToken());
}
coordinates[i] = c;
}
return csFactory.create( coordinates );
}
public String encode(Object object, String value) throws Exception {
StringBuffer sb = new StringBuffer();
CoordinateSequence cs = (CoordinateSequence) object;
for ( int i = 0; i < cs.size(); i++ ) {
Coordinate c = cs.getCoordinate(i);
sb.append( c.x ).append(",").append( c.y );
if ( cs.getDimension() == 3 && !Double.isNaN( c.z ) ) {
sb.append(",").append( c.z );
}
sb.append( " " );
}
sb.setLength(sb.length()-1);
return sb.toString();
}
}