root / trunk / extensions / extRasterTools-SE / src / org / gvsig / rastertools / properties / panels / BandSetupListener.java @ 10940
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*/
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package org.gvsig.rastertools.properties.panels; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import javax.swing.JFileChooser; |
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import javax.swing.JOptionPane; |
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import javax.swing.filechooser.FileFilter; |
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import org.gvsig.fmap.drivers.GenericRasterDriver; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.RasterDataset; |
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import org.gvsig.raster.dataset.RasterDriverException; |
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import org.gvsig.raster.dataset.RasterMultiDataset; |
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import org.gvsig.raster.grid.render.Rendering; |
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import org.gvsig.raster.shared.Extent; |
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import org.gvsig.raster.shared.IRasterDataset; |
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import org.gvsig.raster.shared.IRasterProperties; |
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import com.hardcode.driverManager.Driver; |
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import com.hardcode.driverManager.DriverLoadException; |
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import com.iver.andami.PluginServices; |
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import com.iver.andami.messages.NotificationManager; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.LayerFactory; |
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/**
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* Clase que maneja los eventos del panel BandSetupPanel. Gestiona el a?adir o eliminar
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* ficheros de la lista y contiene las acciones a realizar cuando en panel registrable
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* se pulsa aceptar, aplicar o cancelar.
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*
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* @author Nacho Brodin (brodin_ign@gva.es)
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*/
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public class BandSetupListener implements ActionListener{ |
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private BandSetupPanel bandSetupPanel = null; |
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private JFileChooser fileChooser = null; |
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private String lastPath = new String("./"); |
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private FLayer fLayer = null; |
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private IRasterDataset dataset = null; |
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private IRasterProperties prop = null; |
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/**
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* N?mero de bandas.
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*/
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protected int nbands = 0; |
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/**
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* Lista de geoRasterDataset correspondiente a los ficheros de bandas
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*/
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protected RasterDataset[] grd = null; |
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/**
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* Filtro para la selecci?n de ficheros raster
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*
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*/
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public class DriverFileFilter extends FileFilter{ |
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private Driver driver; |
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public DriverFileFilter(String driverName) throws DriverLoadException{ |
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driver = LayerFactory.getDM().getDriver(driverName); |
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} |
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/**
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* @see javax.swing.filechooser.FileFilter#accept(java.io.File)
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*/
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public boolean accept(File f) { |
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if (f.isDirectory()) return true; |
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if (driver instanceof GenericRasterDriver){ |
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return ((GenericRasterDriver) driver).fileAccepted(f);
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}else{
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throw new RuntimeException("Tipo no reconocido"); |
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} |
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} |
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/**
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* @see javax.swing.filechooser.FileFilter#getDescription()
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*/
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public String getDescription() { |
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return ((Driver) driver).getName(); |
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} |
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} |
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/**
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* Constructor
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* @param bs Panel del selector de bandas
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* @param lyr Capa raster
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*/
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public BandSetupListener(BandSetupPanel bs, IRasterDataset dset, IRasterProperties prop, FLayer lyr){
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//TODO: FUNCIONALIDAD: Cancelaci?n para la selecci?n de bandas
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this.bandSetupPanel = bs;
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this.dataset = dset;
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this.prop = prop;
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fLayer = lyr; |
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bs.getFileList().getJButtonAdd().addActionListener(this);
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bs.getFileList().getJButtonRemove().addActionListener(this);
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bs.getFileList().getJComboBox().addActionListener(this);
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} |
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/**
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* Listener para la gesti?n de los botones de a?adir y eliminar fichero y
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* el combo de selecci?n de bandas.
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*/
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public void actionPerformed(ActionEvent e) { |
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if(e.getSource().equals(bandSetupPanel.getFileList().getJButtonAdd()))
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addFileBand(); |
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if(e.getSource().equals(bandSetupPanel.getFileList().getJButtonRemove()))
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delFileBand(); |
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if(e.getSource().equals(bandSetupPanel.getFileList().getJComboBox()))
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numberBandSelection(); |
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} |
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/**
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*Evento que activado cuando se modifica el n?mero de bandas que se desean visualizar.
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*Se obtiene este n?mero y se llama a la funci?n que controla el cambio de n?mero
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*de bandas visualizadas.
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*/
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public void numberBandSelection() { |
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String vBands = (String) bandSetupPanel.getFileList().getJComboBox().getSelectedItem(); |
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if (vBands != null) { |
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if (vBands.compareTo("3") == 0) |
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bandSetupPanel.assignMode((byte)3); |
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if (vBands.compareTo("2") == 0) |
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bandSetupPanel.assignMode((byte)2); |
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if (vBands.compareTo("1") == 0) |
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bandSetupPanel.assignMode((byte)1); |
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bandSetupPanel.resetMode(bandSetupPanel.getMode()); |
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} |
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} |
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/**
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* A?ade una banda al raster
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* @param e
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*/
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private void addFileBand(){ |
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String[] driverNames = null; |
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//Creaci?n del dialogo para selecci?n de ficheros
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fileChooser = new JFileChooser(lastPath); |
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fileChooser.setMultiSelectionEnabled(true);
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fileChooser.setAcceptAllFileFilterUsed(false);
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try {
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driverNames = LayerFactory.getDM().getDriverNames(); |
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FileFilter auxF;
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for (int i = 0; i < driverNames.length; i++) { |
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if (driverNames[i].endsWith((String)dataset.getInfo("DriverName"))){ |
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auxF = new DriverFileFilter(driverNames[i]);
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fileChooser.addChoosableFileFilter(auxF); |
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} |
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} |
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} catch (DriverLoadException e1) {
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NotificationManager.addError("No se pudo acceder a los drivers", e1);
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} |
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int result = fileChooser.showOpenDialog(bandSetupPanel);
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if(result == JFileChooser.APPROVE_OPTION){ |
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RasterMultiDataset grmd = dataset.getGeoRasterMultiDataset(); |
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File[] files = fileChooser.getSelectedFiles(); |
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lastPath = files[0].getPath();
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//Lo a?adimos a la capa si no esta
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for(int i = 0; i < files.length; i++){ |
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//Comprobamos que el fichero no est?
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boolean exist = false; |
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for(int j = 0; j < grmd.getDatasetCount(); j++){ |
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if(dataset.getGeoRasterMultiDataset().getDataset(j).getFName().endsWith(files[i].getName()))
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exist = true;
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} |
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if(!exist){
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try{
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Rectangle2D extentOrigin = prop.getFullRasterExtent().toRectangle2D();
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RasterDataset geoRasterDataset = RasterDataset.openFile(prop.getProjection(), files[i].getAbsolutePath()); |
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Extent extentNewFile = geoRasterDataset.getExtent(); |
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nbands += geoRasterDataset.getBandCount(); |
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//Comprobamos que el extent y tama?o del fichero a?adido sea igual al
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//fichero original. Si no es as? no abrimos la capa y mostramos un aviso
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double widthNewFile = (extentNewFile.getMax().getX()-extentNewFile.getMin().getX());
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double heightNewFile = (extentNewFile.getMax().getY()-extentNewFile.getMin().getY());
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if( (widthNewFile-extentOrigin.getWidth()) > 1.0 || |
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(widthNewFile-extentOrigin.getWidth()) < -1.0 ||
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(heightNewFile-extentOrigin.getHeight()) > 1.0 ||
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(heightNewFile-extentOrigin.getHeight()) < -1.0){
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JOptionPane.showMessageDialog( null, |
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PluginServices.getText(this, "extents_no_coincidentes"), |
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"",
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JOptionPane.ERROR_MESSAGE);
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return;
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} |
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if( (extentNewFile.getMax().getX()-extentNewFile.getMin().getX())!=extentOrigin.getWidth() ||
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(extentNewFile.getMax().getY()-extentNewFile.getMin().getY())!=extentOrigin.getHeight() ){ |
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JOptionPane.showMessageDialog(null, |
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PluginServices.getText(this, "extents_no_coincidentes"), "", JOptionPane.ERROR_MESSAGE); |
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return;
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} |
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dataset.getGeoRasterMultiDataset().addDataset(geoRasterDataset); |
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}catch(Exception exc){ |
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exc.printStackTrace(); |
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} |
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//Lo a?adimos a la capa
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dataset.addFile(files[i].getAbsolutePath()); |
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}else{
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JOptionPane.showMessageDialog(null, |
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PluginServices.getText(this, "fichero_existe")+" "+files[i].getAbsolutePath(), "", JOptionPane.ERROR_MESSAGE); |
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return;
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} |
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} |
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//A?adimos los georasterfile a la tabla del Panel
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bandSetupPanel.addFiles(grmd); |
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} |
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} |
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/**
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* Elimina una banda del raster. Si queda solo un fichero o no se ha
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* seleccionado ninguna banda no hace nada.
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* @param e
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*/
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private void delFileBand(){ |
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if( bandSetupPanel.getFileList().getNFiles() > 1 && |
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bandSetupPanel.getFileList().getJList().getSelectedValue() != null){
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String pathName = bandSetupPanel.getFileList().getJList().getSelectedValue().toString();
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RasterDataset geoRasterFile = null;
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try {
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geoRasterFile = RasterDataset.openFile(prop.getProjection(), pathName); |
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} catch (NotSupportedExtensionException e) {
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NotificationManager.addError(e.getMessage(), e); |
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} catch (RasterDriverException e1) {
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NotificationManager.addError(e1.getMessage(), e1); |
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} |
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nbands -= geoRasterFile.getBandCount(); |
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dataset.delFile(pathName); |
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String file = pathName.substring(pathName.lastIndexOf("/")+1); |
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file = file.substring(file.lastIndexOf("\\")+1); |
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bandSetupPanel.removeFile(file); |
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} |
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} |
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/**
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* Acciones a ejecutar cuando se acepta
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*/
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public void accept(){ |
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setNewBandsPositionInRendering(); |
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} |
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/**
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* Acciones a ejecutar cuando se aplica
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*/
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public void apply(){ |
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setNewBandsPositionInRendering(); |
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} |
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/**
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* Acciones a ejecutar cuando se cancela
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*/
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public void cancel(){ |
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} |
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/**
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* Asigna la posici?n de las bandas en el rederizado basandose en la selecci?n
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* hecho en la tabla de bandas.
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*
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*/
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public void setNewBandsPositionInRendering(){ |
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if(prop != null && prop.getRender() != null){ |
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Rendering render = prop.getRender(); |
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int[] renderBands = new int[]{ bandSetupPanel.getAssignedBand(RasterDataset.RED_BAND), |
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bandSetupPanel.getAssignedBand(RasterDataset.GREEN_BAND), |
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bandSetupPanel.getAssignedBand(RasterDataset.BLUE_BAND)}; |
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render.setRenderBands(renderBands); |
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fLayer.getMapContext().invalidate(); |
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} |
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} |
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} |