/*
* This file is part of JGrasstools (http://www.jgrasstools.org)
* (C) HydroloGIS - www.hydrologis.com
*
* JGrasstools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jgrasstools.gears.modules;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.data.simple.SimpleFeatureIterator;
import org.geotools.feature.FeatureIterator;
import org.geotools.geometry.jts.JTS;
import org.geotools.referencing.CRS;
import org.jgrasstools.gears.modules.v.vectorreprojector.OmsVectorReprojector;
import org.jgrasstools.gears.utils.CrsUtilities;
import org.jgrasstools.gears.utils.HMTestCase;
import org.jgrasstools.gears.utils.HMTestMaps;
import org.opengis.feature.simple.SimpleFeature;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.opengis.referencing.operation.MathTransform;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
/**
* Test for the {@link OmsVectorReprojector}.
*
* @author Andrea Antonello (www.hydrologis.com)
*/
public class TestVectorReprojector extends HMTestCase {
private double delta = 0.0000001;
public void testVectorReprojector() throws Exception {
SimpleFeatureCollection testFC = HMTestMaps.getTestFC();
OmsVectorReprojector reprojector = new OmsVectorReprojector();
reprojector.inVector = testFC;
reprojector.pCode = "EPSG:4326";
reprojector.pm = pm;
reprojector.process();
CoordinateReferenceSystem sourceCRS = HMTestMaps.getCrs();
CoordinateReferenceSystem targetCRS = CrsUtilities.getCrsFromSrid(4326);
MathTransform transform = CRS.findMathTransform(sourceCRS, targetCRS);
SimpleFeatureCollection outFC = reprojector.outVector;
FeatureIterator<SimpleFeature> featureIterator = outFC.features();
SimpleFeatureIterator originalFeatureIterator = testFC.features();
while( featureIterator.hasNext() ) {
SimpleFeature feature = featureIterator.next();
Geometry geometry = (Geometry) feature.getDefaultGeometry();
Coordinate coordinate = geometry.getCoordinate();
SimpleFeature originalFeature = originalFeatureIterator.next();
Coordinate origCoord = ((Geometry) originalFeature.getDefaultGeometry()).getCoordinate();
Coordinate reprojected = JTS.transform(origCoord, null, transform);
assertEquals(reprojected.x, coordinate.x, delta);
assertEquals(reprojected.y, coordinate.y, delta);
}
featureIterator.close();
}
}