PicoMultiSurfaceTest.java example

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geotools-old-master
/*
 *    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.aggregate;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import junit.framework.TestCase;

import org.geotools.geometry.iso.PositionFactoryImpl;
import org.geotools.geometry.iso.PrecisionModel;
import org.geotools.geometry.iso.complex.ComplexFactoryImpl;
import org.geotools.geometry.iso.coordinate.GeometryFactoryImpl;
import org.geotools.geometry.iso.io.CollectionFactoryMemoryImpl;
import org.geotools.geometry.iso.primitive.PrimitiveFactoryImpl;
import org.geotools.geometry.iso.primitive.RingImpl;
import org.geotools.geometry.iso.primitive.SurfaceBoundaryImpl;
import org.geotools.geometry.iso.util.elem2D.Geo2DFactory;
import org.geotools.referencing.crs.DefaultGeographicCRS;
import org.opengis.geometry.DirectPosition;
import org.opengis.geometry.PositionFactory;
import org.opengis.geometry.Precision;
import org.opengis.geometry.aggregate.AggregateFactory;
import org.opengis.geometry.primitive.OrientableSurface;
import org.opengis.geometry.primitive.PrimitiveFactory;
import org.opengis.geometry.primitive.Ring;
import org.opengis.geometry.primitive.Surface;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.picocontainer.PicoContainer;
import org.picocontainer.defaults.DefaultPicoContainer;

public class PicoMultiSurfaceTest extends TestCase {

	/**
	 * Creates a pico container that knows about all the geom factories
	 * @param crs
	 * @return container
	 */
	protected PicoContainer container( CoordinateReferenceSystem crs ){
		
		DefaultPicoContainer container = new DefaultPicoContainer(); // parent
		
		// Teach Container about Factory Implementations we want to use
		container.registerComponentImplementation(PositionFactoryImpl.class);
		container.registerComponentImplementation(AggregateFactoryImpl.class);
		container.registerComponentImplementation(ComplexFactoryImpl.class);
		container.registerComponentImplementation(GeometryFactoryImpl.class);
		container.registerComponentImplementation(CollectionFactoryMemoryImpl.class);
		container.registerComponentImplementation(PrimitiveFactoryImpl.class);
		container.registerComponentImplementation(Geo2DFactory.class);
		
		// Teach Container about other dependacies needed
		container.registerComponentInstance( crs );
		Precision pr = new PrecisionModel();
		container.registerComponentInstance( pr );
		
		return container;		
	}
	
	public void testMultiSurface() {
		
		CoordinateReferenceSystem crs = DefaultGeographicCRS.WGS84;
		PicoContainer container = container( crs ); // normal 2D
		PositionFactoryImpl pf = (PositionFactoryImpl ) container.getComponentInstanceOfType( PositionFactory.class );
		PrimitiveFactoryImpl primf = (PrimitiveFactoryImpl ) container.getComponentInstanceOfType( PrimitiveFactory.class );
		AggregateFactoryImpl agf = (AggregateFactoryImpl) container.getComponentInstanceOfType( AggregateFactory.class );
		
		List<DirectPosition> directPositionList = new ArrayList<DirectPosition>();
		directPositionList.add(pf.createDirectPosition(new double[] {20, 10}));
		directPositionList.add(pf.createDirectPosition(new double[] {40, 10}));
		directPositionList.add(pf.createDirectPosition(new double[] {50, 40}));
		directPositionList.add(pf.createDirectPosition(new double[] {30, 50}));
		directPositionList.add(pf.createDirectPosition(new double[] {10, 30}));
		directPositionList.add(pf.createDirectPosition(new double[] {20, 10}));

		Ring exteriorRing = primf.createRingByDirectPositions(directPositionList);
		List<Ring> interiors = new ArrayList<Ring>();
		
		SurfaceBoundaryImpl surfaceBoundary1 = primf.createSurfaceBoundary(exteriorRing, interiors );
		Surface surface = primf.createSurface(surfaceBoundary1);
		
		Set<OrientableSurface> surfaces = new HashSet<OrientableSurface>();
		surfaces.add(surface);
		MultiSurfaceImpl ms = (MultiSurfaceImpl) agf.createMultiSurface(surfaces);
		//System.out.println(ms);
		//System.out.println(ms.getBoundary());
		//assertNotNull(ms.getBoundary());
		
		// test equals
		assertTrue(ms.equals(new MultiSurfaceImpl(ms.getCoordinateReferenceSystem(), surfaces)));
	}
}