/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2004-2008, 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.geometry.iso.primitive;
import java.util.ArrayList;
import java.util.List;
import org.geotools.factory.GeoTools;
import org.geotools.factory.Hints;
import org.geotools.geometry.GeometryBuilder;
import org.geotools.geometry.iso.coordinate.GeometryFactoryImpl;
import org.geotools.geometry.iso.coordinate.PositionImpl;
import org.geotools.referencing.crs.DefaultGeographicCRS;
import org.opengis.geometry.DirectPosition;
import org.opengis.geometry.coordinate.Position;
import org.opengis.geometry.primitive.CurveSegment;
import org.opengis.geometry.primitive.OrientableCurve;
import org.opengis.geometry.primitive.Ring;
import org.opengis.geometry.primitive.Surface;
import org.opengis.referencing.operation.TransformException;
import junit.framework.TestCase;
/**
*
*
* @source $URL$
*/
public class RingImplUnsafeTest extends TestCase {
public void testRingImpls() {
Hints hints1 = GeoTools.getDefaultHints();
hints1.put(Hints.CRS, DefaultGeographicCRS.WGS84 );
hints1.put(Hints.GEOMETRY_VALIDATE, true);
GeometryBuilder builder_validate = new GeometryBuilder(hints1);
Hints hints2 = GeoTools.getDefaultHints();
hints2.put(Hints.CRS, DefaultGeographicCRS.WGS84 );
hints2.put(Hints.GEOMETRY_VALIDATE, false);
GeometryBuilder builder_novalid = new GeometryBuilder(hints2);
Ring validated = createRing(builder_validate);
Ring not_validated = createRing(builder_novalid);
//System.out.println(validated);
//System.out.println(not_validated);
assertTrue(validated instanceof RingImpl);
assertTrue(not_validated instanceof RingImplUnsafe);
}
public void testSurfaceImpl() {
Hints hints1 = GeoTools.getDefaultHints();
hints1.put(Hints.CRS, DefaultGeographicCRS.WGS84 );
hints1.put(Hints.GEOMETRY_VALIDATE, true);
GeometryBuilder builder_validate = new GeometryBuilder(hints1);
Hints hints2 = GeoTools.getDefaultHints();
hints2.put(Hints.CRS, DefaultGeographicCRS.WGS84 );
hints2.put(Hints.GEOMETRY_VALIDATE, false);
GeometryBuilder builder_novalid = new GeometryBuilder(hints2);
Surface validated = createSurface(builder_validate);
Surface not_validated = createSurface(builder_novalid);
//System.out.println(validated);
//System.out.println(not_validated);
assertTrue(validated instanceof SurfaceImpl);
assertTrue(not_validated instanceof SurfaceImpl);
// test transform
try {
Surface v2 = (Surface) validated.transform(DefaultGeographicCRS.WGS84);
} catch (TransformException e) {
assertTrue("Validated Surface transform failed", false);
}
// test transform
try {
Surface nv2 = (Surface) not_validated.transform(DefaultGeographicCRS.WGS84);
} catch (TransformException e) {
assertTrue("Unvalidated Surface transform failed", false);
}
}
public Surface createSurface(GeometryBuilder builder) {
GeometryFactoryImpl tCoordFactory = (GeometryFactoryImpl) builder.getGeometryFactory();
PrimitiveFactoryImpl tPrimFactory = (PrimitiveFactoryImpl) builder.getPrimitiveFactory();
List<DirectPosition> directPositionList = new ArrayList<DirectPosition>();
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {20, 10}));
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {40, 10}));
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {50, 40}));
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {30, 50}));
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {10, 30}));
directPositionList.add(tCoordFactory.createDirectPosition(new double[] {20, 10}));
Ring exteriorRing = (Ring) tPrimFactory.createRingByDirectPositions(directPositionList);
List<Ring> interiors = new ArrayList<Ring>();
SurfaceBoundaryImpl surfaceBoundary1 = tPrimFactory.createSurfaceBoundary(exteriorRing, interiors );
Surface surface2 = tPrimFactory.createSurface(surfaceBoundary1);
return surface2;
}
public Ring createRing(GeometryBuilder builder) {
GeometryFactoryImpl tCoordFactory = (GeometryFactoryImpl) builder.getGeometryFactory();
PrimitiveFactoryImpl tPrimFactory = (PrimitiveFactoryImpl) builder.getPrimitiveFactory();
/* Defining Positions for LineStrings */
ArrayList<Position> line1 = new ArrayList<Position>();
line1.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{50, 20})));
line1.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{30, 30})));
line1.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{20, 50})));
line1.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{20, 70})));
ArrayList<Position> line2 = new ArrayList<Position>();
line2.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{20, 70})));
line2.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{40, 80})));
line2.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{70, 80})));
ArrayList<Position> line3 = new ArrayList<Position>();
line3.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{70, 80})));
line3.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{90, 70})));
line3.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{100, 60})));
line3.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{100, 40})));
ArrayList<Position> line4 = new ArrayList<Position>();
line4.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{100, 40})));
line4.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{80, 30})));
line4.add(new PositionImpl(tCoordFactory.createDirectPosition(new double[]{50, 20})));
/* Setting up Array of these LineStrings */
ArrayList<CurveSegment> tLineList1 = new ArrayList<CurveSegment>();
tLineList1.add(tCoordFactory.createLineString(line1));
tLineList1.add(tCoordFactory.createLineString(line2));
ArrayList<CurveSegment> tLineList2 = new ArrayList<CurveSegment>();
tLineList2.add(tCoordFactory.createLineString(line3));
tLineList2.add(tCoordFactory.createLineString(line4));
/* Build Curve */
CurveImpl curve1 = tPrimFactory.createCurve(tLineList1);
CurveImpl curve2 = tPrimFactory.createCurve(tLineList2);
/* Build Ring */
ArrayList<OrientableCurve> curveList = new ArrayList<OrientableCurve>();
curveList.add(curve1);
curveList.add(curve2);
Ring ring1 = tPrimFactory.createRing(curveList);
return ring1;
}
}