Application: gvSIG desktop » gvSIG raster

/* 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.

 *

 */

package org.gvsig.fmap.dal.coverage.util;

import java.awt.geom.AffineTransform;

import java.awt.geom.NoninvertibleTransformException;

import java.awt.geom.Point2D;

import org.gvsig.fmap.dal.coverage.BaseTestCase;

import org.gvsig.fmap.dal.coverage.RasterLocator;

import org.gvsig.fmap.dal.coverage.datastruct.Extent;

import org.gvsig.raster.impl.datastruct.ExtentImpl;

/**

 * Comprueba la llamada de RasterUtilities intersects con un raster rotado. Esta llamada comprueba

 * si dos extents intersectan.

 * 

 * @author Nacho Brodin (nachobrodin@gmail.com)

 *

 */

public class TestIntersectExtent extends BaseTestCase {

        public void start() throws Exception {

                this.setUp();

                this.testStack();

        }

        protected void doSetUp() throws Exception {

                System.err.println("TestIntersectsExtent running...");

        }

        public void testStack(){

                AffineTransform at = new AffineTransform(2.0707369692354263, -1.2132800188916328, -1.2132800188916328, -2.0707369692354263, 645519.8062266004, 4925635.747389836);

                Point2D ul = new Point2D.Double(645519.8062266004, 4925635.747389836);

                Point2D ll = new Point2D.Double(644464.2526101647, 4923834.206226601);

                Point2D ur = new Point2D.Double(647321.3473898353, 4924580.193773401);

                Point2D lr = new Point2D.Double(646265.7937733995, 4922778.652610166);

                Point2D ulA = new Point2D.Double(645021.0, 4925601.0);

                Point2D lrA = new Point2D.Double(645973.0, 4924920.0);

                Point2D ulB = new Point2D.Double(646008.0, 4923286.0);

                Point2D lrB = new Point2D.Double(646614.0, 4922830.0);

                Point2D ulC = new Point2D.Double(646475.0, 4925468.0);

                Point2D lrC = new Point2D.Double(646822.0, 4925156.0);

                Extent e1 = new ExtentImpl(ul, lr, ur, ll);

                Extent e2 = new ExtentImpl(ulA, lrA);

                Extent e3 = new ExtentImpl(ulB, lrB);

                Extent e4 = new ExtentImpl(ulC, lrC);

                try {

                        RasterUtils util = RasterLocator.getManager().getRasterUtils();

                        assertEquals(util.intersects(e1, e2, at), true);

                        assertEquals(util.intersects(e1, e3, at), true);

                        assertEquals(util.intersects(e1, e4, at), false);

                } catch (NoninvertibleTransformException e) {

                        e.printStackTrace();

                }

        }

}