Application: gvSIG desktop

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

*

* Copyright (C) 2005 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.rastertools.reproject;

import java.io.IOException;

import javax.swing.SwingUtilities;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.raster.layers.FLyrRasterSE;

import org.gvsig.raster.RasterProcess;

import org.gvsig.raster.util.RasterToolsUtil;

import org.gvsig.raster.util.RasterUtilities;

import com.iver.andami.PluginServices;

/**

 * Proceso para la generaci?n de capas reproyectadas.

 *

 * 10/12/2007

 * @author Nacho Brodin nachobrodin@gmail.com

 */

public class ReprojectProcess extends RasterProcess {

        private FLyrRasterSE lyr       = null;

        private String       filename  = null;

        private IProjection  proj      = null;

        private IProjection  projsrc   = null;

        private Reproject    reproject = null;

        private long         milis     = 0;

        private Boolean      isInTOC   = null;

        /*

         * (non-Javadoc)

         * @see org.gvsig.rastertools.RasterProcess#init()

         */

        public void init() {

                lyr = getLayerParam("layer");

                filename = getStringParam("path");

                proj = (IProjection) getParam("projection");

                projsrc = (IProjection) getParam("srcprojection");

                isInTOC = (Boolean) getParam("isintoc");

                if(lyr.getFileName() != null)

                for (int i = 0; i < lyr.getFileName().length; i++) {

                        try {

                                if(!RasterUtilities.existsWorldFile(lyr.getFileName()[i]))

                                        RasterUtilities.createWorldFile(lyr.getFileName()[i], lyr.getAffineTransform(), (int)lyr.getPxWidth(), (int)lyr.getPxHeight());

                        } catch (IOException e) {

                                RasterToolsUtil.debug("Error creando los worldfile", null, e);

                        }        

                }

        }

        /**

         * M?todo donde se ejecutar? el Thread, aqu? se reproyecta el raster.

         */

        public void process() throws InterruptedException {

                long t1 = new java.util.Date().getTime();

                insertLineLog(PluginServices.getText(this, "reprojecting"));

                reproject = new Reproject(lyr, filename);

                try {

                        int result = reproject.warp(proj, projsrc);

                        if(result != 0) {

                                if (incrementableTask != null) {

                                        incrementableTask.processFinalize();

                                        setProgressActive(false);

                                }

                                RasterToolsUtil.messageBoxError("transformation_not_possible", this);

                                return;

                        }

                        // Si hay que cerrar la capa de origen

                        if ((isInTOC != null) && (isInTOC.booleanValue() == false)) {

                                lyr.setRemoveRasterFlag(true);

                                lyr.removeLayerListener(null);

                        }

                        long t2 = new java.util.Date().getTime();

                        milis = t2 - t1;

                        SwingUtilities.invokeLater(new Runnable() {

                                public void run() {

                                        if (externalActions != null) {

                                                externalActions.end(new Object[]{filename, new Long(milis), isInTOC});

                                        }

                                }

                        });

                } catch (ReprojectException e) {

                        if (incrementableTask != null) {

                                incrementableTask.processFinalize();

                                setProgressActive(false);

                        }

                        RasterToolsUtil.messageBoxError(e.getMessage(), this, e);

                        return;

                }

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.incrementabletask.IIncrementable#getPercent()

         */

        public int getPercent() {

                if(reproject != null)

                        return reproject.getPercent();

                else 

                        return 0;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.incrementabletask.IIncrementable#getTitle()

         */

        public String getTitle() {

                return PluginServices.getText(this, "reprojecting");

        }

}