| gvSIG desktop 1

/* 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

 */

package org.gvsig.rastertools.memorydrivertest;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JLabel;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.drivers.raster.RasterSEDriver;

import org.gvsig.fmap.layers.FLyrRasterSE;

import org.gvsig.fmap.layers.RasterSEAdapter;

import org.gvsig.fmap.layers.RasterSEFileAdapter;

import org.gvsig.raster.buffer.BufferFactory;

import org.gvsig.raster.dataset.IBuffer;

import org.gvsig.raster.dataset.NotSupportedExtensionException;

import org.gvsig.raster.dataset.RasterDataset;

import org.gvsig.raster.dataset.RasterDriverException;

import org.gvsig.raster.dataset.io.MemoryRasterDriverParam;

import com.hardcode.driverManager.Driver;

import com.hardcode.driverManager.DriverLoadException;

import com.hardcode.gdbms.engine.data.driver.DriverException;

import com.iver.andami.PluginServices;

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

import com.iver.cit.gvsig.fmap.MapContext;

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

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

import com.iver.cit.gvsig.gui.WizardPanel;

import com.iver.cit.gvsig.project.documents.view.gui.View;

public class TestMemoryDriverWizard extends WizardPanel implements ActionListener {

        private JButton but = null;

        private String path = "/home/nacho/images/03AUG23153350-M2AS-000000122423_01_P001-BROWSE.jpg";

        //private String path = "/home/nacho/images/wcs16bits.tif";

        //private String path = "/mnt/hdd/imagenes/bugRaster/Red_drenaje.asc";

        private RasterDataset f = null;

        private BufferFactory bf = null;

        private MapContext m_MapContext;

        public TestMemoryDriverWizard (){

                super();

                initialize() ;

        }

        /**

         * This method initializes this

         */

        private void initialize() {

                this.setTabName("Test Memory Driver");

                this.setLayout(new FlowLayout());

                JLabel label = new JLabel("En TestMemoryDriverWizard debe haber una ruta a una imagen.");

                but = new JButton("Test MemoryDriver");

                but.setPreferredSize(new Dimension(180,35));

                this.add(label, null);

                this.add(but, null);

                but.addActionListener(this);

        }

        public void execute() {

        }

        public FLayer getLayer() {

                return null;

        }

        public void initWizard() {

        }

        private IBuffer createBuffer(){

                try {

                        f = RasterDataset.open(null, path);

                } catch (NotSupportedExtensionException e) {

                        e.printStackTrace();

                        return null;

                } catch (RasterDriverException e) {

                        e.printStackTrace();

                        return null;

                }

                bf = new BufferFactory(f);

                int[] drawableBands = {0, 1, 2};

                int x = 150;//0;//406;//150;

                int y = 150;//0;//350;//150;

                int w = 100;//601;//100;

                int h = 100;//410;//100;

                bf.addDrawableBands(drawableBands);

                bf.setAreaOfInterest(x, y, w, h);        

                return bf.getRasterBuf();

        }

        public void actionPerformed(ActionEvent e) {

                //Carga de una capa con datos de memoria

                IBuffer raster = createBuffer();

                Driver driver = null;

                try {

                        driver = LayerFactory.getDM().getDriver("gvSIG Raster Driver");

                } catch (DriverLoadException e2) {

                        e2.printStackTrace();

                }

                View theView = (View) PluginServices.getMDIManager().getActiveWindow();

                this.m_MapContext = theView.getModel().getMapContext();

                FLyrRasterSE layer = null;

                try {

                        layer = createLayer("test-memoryDriver", (RasterSEDriver)driver,

                                        new MemoryRasterDriverParam(raster, bf.getDataExtent()),  m_MapContext.getProjection());

                        m_MapContext.getLayers().addLayer(layer);

                } catch (LoadLayerException e1) {

                        return;

                }

                //Acceso a datos de la capa de memoria

                /*if(layer != null){

                        Grid g = layer.getGrid();

                        int[] drawableBands = {0, 1, 2};

                        g.addDrawableBands(drawableBands);

                        g.setAreaOfInterest(0, 0, g.getWidth(), g.getHeight());        

                        RasterBuf b = g.getRasterBuf();

                        for(int i = 0; i < b.getWidth(); i++){

                                for(int j = 0; j < b.getHeight(); j++)

                                        System.out.print(b.getElemByte(j, i, 0) + " ");

                                System.out.println("");

                        }

                }*/

        }

        /**

         * Creates a new raster layer in memory. To create this layer type we have to set a data

         * buffer and a bounding box instead of a file.

         * @param layerName Layer name

         * @param d raster driver

         * @param buf data buffer

         * @param ext bounding box 

         * @param proj projection 

         * @return raster layer

         * @throws DriverException

         */

        public static FLyrRasterSE createLayer(String layerName, RasterSEDriver d,

                        Object param, IProjection proj)  throws LoadLayerException{

                RasterSEAdapter adapter = new RasterSEFileAdapter(null);

                adapter.setDriver(d);

                FLyrRasterSE capa = new FLyrRasterSE();

                capa.setName(layerName);

                capa.setSource(adapter);

                capa.setProjection(proj);

                capa.setLoadParams(param);

                capa.load();

                return capa;

        }

}  //  @jve:decl-index=0:visual-constraint="10,10"