| gvSIG desktop 1

/*

 * Created on 10-abr-2006

 *

 * 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.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: 

* $Log: 

*/

package org.gvsig.topology;

import java.io.File;

import java.net.URL;

import java.util.ArrayList;

import java.util.HashMap;

import junit.framework.TestCase;

import org.cresques.cts.IProjection;

import org.gvsig.topology.ui.util.GUIUtil;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.exceptions.layers.LoadLayerException;

import com.iver.cit.gvsig.fmap.crs.CRSFactory;

import com.iver.cit.gvsig.fmap.drivers.SHPLayerDefinition;

import com.iver.cit.gvsig.fmap.edition.IWriter;

import com.iver.cit.gvsig.fmap.edition.ShpSchemaManager;

import com.iver.cit.gvsig.fmap.edition.writers.shp.MultiShpWriter;

import com.iver.cit.gvsig.fmap.edition.writers.shp.ShpWriter;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

import com.iver.cit.gvsig.fmap.layers.LayerFactory;

import com.iver.cit.gvsig.geoprocess.core.fmap.GeoprocessException;

import com.iver.cit.gvsig.geoprocess.core.fmap.XTypes;

import com.iver.cit.gvsig.geoprocess.impl.snapandcrack.fmap.SnapAndCrackGeoprocess;

import com.iver.utiles.swing.threads.IMonitorableTask;

public class SnapAndCrackGeoprocessTest extends TestCase {

        private File baseDataPath;

        private File baseDriversPath;

        private IProjection PROJECTION_DEFAULT;

        public void setUp() throws Exception{

                super.setUp();

                URL url = SnapAndCrackGeoprocessTest.class.getResource("testdata");

                if (url == null)

                        throw new Exception("No se encuentra el directorio con datos de prueba");

                baseDataPath = new File(url.getFile());

                if (!baseDataPath.exists())

                        throw new Exception("No se encuentra el directorio con datos de prueba");

                baseDriversPath = new File("../_fwAndami/gvSIG/extensiones/com.iver.cit.gvsig/drivers");

                if (!baseDriversPath.exists())

                        throw new Exception("Can't find drivers path " );

                com.iver.cit.gvsig.fmap.layers.LayerFactory.setDriversPath(baseDriversPath.getAbsolutePath());

                LayerFactory.setWritersPath(baseDriversPath.getAbsolutePath());

                if (LayerFactory.getDM().getDriverNames().length < 1)

                        throw new Exception("Can't find drivers in path: " + baseDriversPath);

                PROJECTION_DEFAULT = CRSFactory.getCRS("EPSG:23030");

        }

        public  FLayer newLayer(String fileName,

                           String driverName)

                throws LoadLayerException {

                FLayer solution = null;        

                File file = new File(baseDataPath, fileName);

                solution = com.iver.cit.gvsig.fmap.layers.LayerFactory.createLayer(fileName,

                                                                driverName,

                                                                file, PROJECTION_DEFAULT);

                solution.setAvailable(true);

                return solution;

}

        public void testSnapAndCrackGeoprocess() throws LoadLayerException{

                FLyrVect vc1_1500 = (FLyrVect) newLayer("vc1-1500.shp", "gvSIG shp driver");

                FLyrVect lyr1 = (FLyrVect)newLayer("layer1.shp", "gvSIG shp driver");

                FLyrVect lyr2 = (FLyrVect)newLayer("layer2.shp", "gvSIG shp driver");

                FLyrVect lyr3 = (FLyrVect)newLayer("layer3.shp", "gvSIG shp driver");

                ArrayList<FLayer> crackingLyrs = new ArrayList<FLayer>();

                crackingLyrs.add(lyr1);

                crackingLyrs.add(lyr2);

                crackingLyrs.add(lyr3);

                double clusterTolerance = 0.1;

                SnapAndCrackGeoprocess geoprocess = new SnapAndCrackGeoprocess(vc1_1500, 

                                                                                                                                        crackingLyrs);

                String temp = System.getProperty("java.io.tmpdir")

                                                                                + vc1_1500.getName()

                                                                                + System.currentTimeMillis()

                                                                                + ".shp";

                File newFile = new File(temp);

                SHPLayerDefinition definition = (SHPLayerDefinition) geoprocess

                                .createLayerDefinition();

                definition.setFile(newFile);

                ShpSchemaManager schemaManager = new ShpSchemaManager(

                                newFile.getAbsolutePath());

                IWriter writer = null;

                try {

                        schemaManager.createSchema(definition);

                        int shapeType = definition.getShapeType();

                        if (shapeType != XTypes.MULTI) {

                                writer = new ShpWriter();

                                ((ShpWriter) writer).setFile(definition.getFile());

                        } else {

                                writer = new MultiShpWriter();

                                ((MultiShpWriter) writer).setFile(definition.getFile());

                        }

                        writer.initialize(definition);

                } catch (Exception e1) {

                        String error = PluginServices.getText(

                                        this,

                                        "Error_escritura_resultados");

                        String errorDescription = PluginServices

                                        .getText(this,

                                                        "Error_preparar_escritura_resultados");

                        GUIUtil.getInstance().messageBox(error,

                                        errorDescription);

                }

                geoprocess.setResultLayerProperties(writer,schemaManager);

                HashMap params = new HashMap();

                Double snapTolerance = new Double(clusterTolerance);

                params.put("snap_tolerance", snapTolerance);

                try {

                        geoprocess.setParameters(params);

                        geoprocess.checkPreconditions();

                        IMonitorableTask task = geoprocess

                                        .createTask();

                        task.run();

                        FLyrVect result = (FLyrVect) geoprocess.getResult();

                        assertTrue( result.getSource().getShapeCount() 

                                                        != 

                                                vc1_1500.getSource().getShapeCount());

                } catch (GeoprocessException e1) {

                        // TODO Auto-generated catch block

                        e1.printStackTrace();

                } catch (Exception e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

        }

}