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.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 isInside con un raster rotado. Esta llamada cmprueba

 * si un punto se encuentra dentro de un Extent o fuera. Para esto convierte ambos a coordenadas

 * pixel y comprueba si el punto est? entre 0 y maxX y 0 y maxY. 

 * 

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

 *

 */

public class TestIsInsideRaster extends BaseTestCase {

        public void start() throws Exception {

                this.setUp();

                this.testStack();

        }

        protected void doSetUp() throws Exception {

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

                try {

                        super.doSetUp();

                } catch (Exception e) {

                        e.printStackTrace();

                }

        }

        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);

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

                assertEquals(RasterLocator.getManager().getRasterUtils().isInside(new Point2D.Double(645915.55, 4924461.97), e, at), true);

                assertEquals(RasterLocator.getManager().getRasterUtils().isInside(new Point2D.Double(646161.22, 4925326.38), e, at), false);

        }

}