| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

* This program 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 2

* 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, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2009 {Iver T.I.}   {Task}

*/

package org.gvsig.fmap.geom.primitive;

import java.awt.geom.Rectangle2D;

import junit.framework.Assert;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.Geometry.SUBTYPES;

import org.gvsig.fmap.geom.Geometry.TYPES;

import org.gvsig.fmap.geom.exception.CreateGeometryException;

import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>

 */

public class ArcTest extends AbstractLibraryAutoInitTestCase {

        private GeometryManager manager;

        final static private Logger logger = LoggerFactory.getLogger("org.gvsig");

        protected void doSetUp() throws Exception {

                manager = GeometryLocator.getGeometryManager();                

        }

        public void testCreateArc2D() throws InstantiationException, IllegalAccessException, CreateGeometryException{

                Arc arc = (Arc)manager.create(TYPES.ARC, SUBTYPES.GEOM2D);

                GeneralPathX generalPathX = new GeneralPathX();

                Exception e = null;

                try{

                        arc.setGeneralPath(generalPathX);

                }catch (UnsupportedOperationException e1){

                        e = e1;

                }

                Assert.assertTrue(e instanceof UnsupportedOperationException);

                Point initPoint = (Point)manager.create(TYPES.POINT, SUBTYPES.GEOM2D);

                initPoint.setCoordinateAt(0, 1);

                initPoint.setCoordinateAt(1, 1);

                Point middle = (Point)manager.create(TYPES.POINT, SUBTYPES.GEOM2D);

                middle.setCoordinateAt(0, 0);

                middle.setCoordinateAt(1, 0);

                Point endPoint = (Point)manager.create(TYPES.POINT, SUBTYPES.GEOM2D);

                endPoint.setCoordinateAt(0, 0);

                endPoint.setCoordinateAt(1, 1);

                arc.setPoints(initPoint, middle, endPoint);

                assertEquals(0.5, arc.getCenterPoint().getX(), 0);

                assertEquals(0.5, arc.getCenterPoint().getY(), 0);

                assertEquals(1.0, arc.getInitPoint().getX(), 0);

                assertEquals(1.0, arc.getInitPoint().getY(), 0);

                assertEquals(0, arc.getEndPoint().getX(), 0);

                assertEquals(1, arc.getEndPoint().getY(), 0);

                // =================================

                double deg_rad = Math.PI / 180.0;

                Point cp = (Point)manager.create(TYPES.POINT, SUBTYPES.GEOM2D);

        cp.setX(10);

        cp.setY(2);

                arc.setPointsStartExt(cp, 5, 45*deg_rad, 135*deg_rad);

        assertEquals(10, arc.getEndPoint().getX(), 0.000001);

        assertEquals(-3, arc.getEndPoint().getY(), 0.000001);

        Rectangle2D rect = new Rectangle2D.Double(0, 0, 9, 9);

        arc.setPointsStartEnd(cp, 5, 45*deg_rad, -90*deg_rad);

        assertFalse(arc.intersects(rect));

        arc.setPointsStartEnd(cp, 5, 45*deg_rad, 5d*Math.PI/2d);

        assertTrue(arc.intersects(rect));

        }        

}