Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 */

package org.gvsig.raster.grid.filter;

import junit.framework.TestCase;

import org.gvsig.raster.RasterLibrary;

import org.gvsig.raster.buffer.RasterBuffer;

import org.gvsig.raster.dataset.IBuffer;

import org.gvsig.raster.dataset.IStatistics;

import org.gvsig.raster.dataset.NotSupportedExtensionException;

import org.gvsig.raster.dataset.RasterDataset;

import org.gvsig.raster.dataset.RasterDriverException;

import org.gvsig.raster.dataset.properties.DatasetStatistics;

import org.gvsig.raster.grid.filter.enhancement.BrightnessContrastListManager;

import org.gvsig.raster.grid.filter.enhancement.EnhancementListManager;

import org.gvsig.raster.grid.filter.enhancement.LinearEnhancementFilter;

/**

 * Dada una pila de filtros con filtros de tipos heterogeneos. Elimina uno del 

 * medio y ejecuta controlTypes de RasterFilterListManager. Despu?s comprueba 

 * que los tipo siguen siendo correctos.

 * 

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

 *

 */

public class TestControlTypes extends TestCase{

        private RasterFilterList                list = new RasterFilterList();

        private String baseDir = "./test-images/";

        private String path1 = baseDir + "miniRaster28x25F32.tif";

        private RasterDataset f1 = null;

        static{

                RasterLibrary.wakeUp();        

        }

        public void setUp() {

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

                try {

                        f1 = RasterDataset.open(null, path1);

                } catch (NotSupportedExtensionException e) {

                        e.printStackTrace();

                } catch (RasterDriverException e) {

                        e.printStackTrace();

                }

        }

        public void start() {

                this.setUp();

                this.testStack();

        }

        public void testStack() {                

                IBuffer buf = RasterBuffer.getBuffer(IBuffer.TYPE_DOUBLE, 10, 10, 3, true);

                list.setInitRasterBuf(buf);

                RasterFilterListManager manager = new RasterFilterListManager(list);

                EnhancementListManager m0 = (EnhancementListManager)manager.getManagerByClass(EnhancementListManager.class);

                BrightnessContrastListManager m1 = (BrightnessContrastListManager)manager.getManagerByClass(BrightnessContrastListManager.class);

                //Metemos Short, Short, Byte, Byte

                list.clear();

                buf = RasterBuffer.getBuffer(IBuffer.TYPE_SHORT, 10, 10, 3, true);

                list.setInitRasterBuf(buf);

                m1.addContrastFilter(12, RasterFilterList.ADD_END);

                m1.addBrightnessFilter(10, RasterFilterList.ADD_END);

                m0.addEnhancedFilter(false, f1.getStatistics(), 0, RasterFilterList.ADD_END, new int[]{0, 1, 2});

                m1.addBrightnessFilter(10, RasterFilterList.ADD_END);

                //Eliminamos el filtro de realce

                list.remove(LinearEnhancementFilter.genericName);

                manager.controlTypes();

                //Ahora los tres que quedan deben ser Short

                for(int i = 0; i < list.lenght(); i++)

                        assertEquals(list.getOutDataType(), IBuffer.TYPE_SHORT);                

        }

}