/* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2012, Refractions Research Inc.
* (C) 2006, Axios Engineering S.L. (Axios)
* (C) 2006, County Council of Gipuzkoa, Department of Environment and Planning
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the Axios BSD
* License v1.0 (http://udig.refractions.net/files/asd3-v10.html).
*/
package org.locationtech.udig.tools.feature.util;
// OpenGIS dependencies
import org.geotools.geometry.jts.DefaultCoordinateSequenceTransformer;
import org.opengis.referencing.operation.MathTransform;
import org.opengis.referencing.operation.TransformException;
import com.vividsolutions.jts.geom.CoordinateSequence;
import com.vividsolutions.jts.geom.CoordinateSequenceFactory;
/**
* Coordinate Sequence preserving the Coordinate Sequence Transformer
* <p>
* This transformer extends GeoTools
* {@link DefaultCoordinateSequenceTransformer} The base class uses a user
* provided CoordinateSequenceFactory. The rational is that
* DefaultCoordinateSequenceTransformer uses JTS {@code
* DefaultCoordinateSequenceFactory} then we need to preserve the one used in
* the GeometryFactory being used by uDig. (aka,
* {@link LiteCoordinateSequenceFactory}.
* </p>
* <p>
* Note: this issue was solved in GeoTools 2.4. TODO: This class will be
* deprecated when uDig will be update with GeoTools 2.4
* </p>
*
* @since 1.1.0
*
* @author Mauricio Pazos (www.axios.es)
* @author Aritz Davila (www.axios.es)
*/
class CoordSeqFactoryPreservingCoordinateSequenceTransformer extends DefaultCoordinateSequenceTransformer {
/**
* The coordinate sequence factory to use.
*/
private final CoordinateSequenceFactory csFactory;
/**
* Constructs a CoordinateSequenceFactory preserving coordinate sequence
* transformer.
*
* @param csFactory
* the CoordinateSequenceFactory to use
*/
public CoordSeqFactoryPreservingCoordinateSequenceTransformer(CoordinateSequenceFactory csFactory) {
this.csFactory = csFactory;
}
/**
* Was re-written to use the factory setted by the client module
* {@inheritDoc}
*/
@Override
public CoordinateSequence transform(final CoordinateSequence sequence, final MathTransform transform)
throws TransformException {
CoordinateSequence cs = super.transform(sequence, transform);
return this.csFactory.create(cs);
}
}