root / branches / v2_0_0_prep / extensions / extRasterTools-SE / src / org / gvsig / rastertools / geolocation / listener / GeoLocationPanelListener.java @ 31496
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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.geolocation.listener; |
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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.event.KeyEvent; |
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import java.awt.event.KeyListener; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Rectangle2D; |
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import java.io.BufferedReader; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.IOException; |
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import java.io.InputStreamReader; |
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import java.util.EventObject; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.app.project.documents.view.gui.AbstractViewPanel; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.mapcontext.ViewPort; |
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import org.gvsig.fmap.mapcontrol.MapControl; |
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import org.gvsig.gui.beans.datainput.DataInputContainerListener; |
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import org.gvsig.gui.beans.swing.JFileChooser; |
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import org.gvsig.raster.dataset.serializer.RmfSerializerException; |
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import org.gvsig.raster.datastruct.Extent; |
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import org.gvsig.raster.util.ExtendedFileFilter; |
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import org.gvsig.raster.util.Historical; |
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import org.gvsig.raster.util.RasterToolsUtil; |
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import org.gvsig.rastertools.geolocation.ui.GeoLocationDialog; |
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import org.gvsig.rastertools.geolocation.ui.GeoLocationOpeningRasterPanel; |
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import org.gvsig.rastertools.geolocation.ui.GeoLocationPanel; |
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import org.gvsig.rastertools.geolocation.ui.GeolocationBaseClassPanel; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* Listener para el panel de geolocalizaci?n.
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* @version 31/07/2007
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*
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*/
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public class GeoLocationPanelListener implements ActionListener, DataInputContainerListener, KeyListener { |
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private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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private static final Logger logger = LoggerFactory.getLogger(GeoLocationPanelListener.class); |
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private GeolocationBaseClassPanel panel = null; |
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private boolean enableValueChangeEvent = false; |
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private GeoLocationDialog dialog = null; |
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/**
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* Crea un nuevo <code>GeoLocationPanelListener</code>
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* @param panel
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*/
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public GeoLocationPanelListener(GeolocationBaseClassPanel panel, GeoLocationDialog dialog) {
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this.dialog = dialog;
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this.panel = panel;
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} |
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/**
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* M?todo que se invoca cuando se disparan los eventos de los botones
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*/
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public void actionPerformed(ActionEvent e) { |
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if(e.getSource() == panel.getSaveButton()) {
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if(RasterToolsUtil.messageBoxYesOrNot(PluginServices.getText(this,"aviso_write_transform"), panel)) { |
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try {
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panel.getLayer().saveGeoToRmf(); |
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panel.activeButtons(); |
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} catch (RmfSerializerException e1) {
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RasterToolsUtil.messageBoxError(PluginServices.getText(this,"error_salvando_rmf"), panel, e1); |
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} |
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panel.setModify(false);
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} |
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return;
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} |
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//Asignamos la georreferenciaci?n que hay en ese momento en el dialogo
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if(e.getSource() == panel.getApplyButton())
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try {
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double ulx = Double.parseDouble(panel.getUlx().getValue()); |
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double uly = Double.parseDouble(panel.getUly().getValue()); |
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double psx = Double.parseDouble(panel.getPsx().getValue()); |
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double psy = Double.parseDouble(panel.getPsy().getValue()); |
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double rotx = Double.parseDouble(panel.getRotx().getValue()); |
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double roty = Double.parseDouble(panel.getRoty().getValue()); |
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if(psx == 0 || psy == 0) |
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return;
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AffineTransform at = new AffineTransform(psx, roty, rotx, psy, ulx, uly); |
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panel.getLayer().setAffineTransform(at); |
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panel.setModify(true);
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if(panel.getMapCtrl() != null) |
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panel.getMapCtrl().getMapContext().invalidate(); |
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else if(panel instanceof GeoLocationOpeningRasterPanel) |
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PluginServices.getMDIManager().closeWindow(((GeoLocationOpeningRasterPanel)panel).getDialog()); |
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panel.activeButtons(); |
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return;
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} catch(NumberFormatException ex) { |
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RasterToolsUtil.messageBoxError(PluginServices.getText(this,"error_transformacion"), panel); |
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return;
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} |
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if(e.getSource() == panel.getCancelButton())
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PluginServices.getMDIManager().closeWindow(((GeoLocationOpeningRasterPanel)panel).getDialog()); |
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Historical hist = panel.getHistorical(); |
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if(hist == null) |
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return;
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AffineTransform at = null; |
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//Cargamos la primera transformaci?n
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if(e.getSource() == panel.getFirstButton())
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at = (AffineTransform)hist.getFirst();
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//Cargamos la transformaci?n anterior
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if(e.getSource() == panel.getBackButton())
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at = (AffineTransform)hist.getBack();
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////Cargamos la transformaci?n siguiente
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if(e.getSource() == panel.getNextButton())
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at = (AffineTransform)hist.getNext();
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//Cargamos la georreferenciaci?n del raster
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if(e.getSource() == panel.getResetButton())
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at = panel.getLayer().getDataSource().getOwnAffineTransform(); |
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//Cargar la georreferenciaci?n desde tfw
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if(e.getSource() == panel.getTfwLoad()) {
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JFileChooser chooser = new JFileChooser("GEO_LOCATION_PANEL_LISTENER", JFileChooser.getLastPath("GEO_LOCATION_PANEL_LISTENER", null)); |
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chooser.setDialogTitle(PluginServices.getText(this, "seleccionar_fichero")); |
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chooser.addChoosableFileFilter(new ExtendedFileFilter("tfw")); |
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chooser.addChoosableFileFilter(new ExtendedFileFilter("wld")); |
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ExtendedFileFilter allFilters = new ExtendedFileFilter();
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allFilters.addExtension("tfw");
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allFilters.addExtension("wld");
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allFilters.setDescription(PluginServices.getText(this, "todos_soportados")); |
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chooser.addChoosableFileFilter(allFilters); |
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chooser.setFileFilter(allFilters); |
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int returnVal = chooser.showOpenDialog(panel);
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if (returnVal == JFileChooser.APPROVE_OPTION) { |
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String fName = chooser.getSelectedFile().toString();
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at = readTfw(fName); |
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} |
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JFileChooser.setLastPath("GEO_LOCATION_PANEL_LISTENER", chooser.getSelectedFile()); |
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} |
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//Centrar el raster en la vista
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if(e.getSource() == panel.getCenterToView()) {
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Extent extentView = calcCenterExtent(panel.getViewPort()); |
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double x = extentView.minX();
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double y = extentView.maxY();
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double psX = extentView.width() / (panel.getLayer()).getPxWidth();
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double psY = -(extentView.height() / (panel.getLayer()).getPxHeight());
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at = new AffineTransform(psX, 0, 0, psY, x, y); |
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panel.setModify(true);
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} |
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//Recuperar el foco
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if(e.getSource() == panel.getFocus()) {
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if(dialog != null) { |
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AbstractViewPanel theView = dialog.getAssociateView(); |
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MapControl mapCtrl = theView.getMapControl(); |
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mapCtrl.setTool("geoPan");
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} |
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} |
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//Entrar? en el caso de que se haya seleccionado alguna transformaci?n
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if(at != null) { |
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panel.getLayer().setAT(at); |
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panel.loadTransform(at); |
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panel.activeButtons(); |
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if(panel.getMapCtrl() != null) |
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panel.getMapCtrl().getMapContext().invalidate(); |
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} |
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} |
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/**
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* Control del cambio de valor dentro de las cajas de texto. Cuando esto ocurre tiene
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* el mismo efecto que el bot?n "Aplicar"
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* @param e EventObject
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*/
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public void actionValueChanged(EventObject e) { |
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if(isEnableValueChangeEvent() && panel instanceof GeoLocationPanel) { |
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ActionEvent ev = new ActionEvent(panel.getApplyButton(), 0, null); |
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actionPerformed(ev); |
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} |
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} |
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/**
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* Obtiene el valor de la variable que informa sobre la activaci?n y desactivaci?n del evento de cambio de valor
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* dentro de un campo de texto
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* @return enableValueChangeEvent
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*/
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public boolean isEnableValueChangeEvent() { |
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return enableValueChangeEvent;
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} |
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/**
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* Asigna el valor para la activaci?n y desactivaci?n del evento de cambio de valor
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* dentro de un campo de texto
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* @param enableValueChangeEvent
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*/
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public void setEnableValueChangeEvent(boolean enableValueChangeEvent) { |
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this.enableValueChangeEvent = enableValueChangeEvent;
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} |
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/**
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* Centra el raster asociado a la capa en al extent del viewport pasado
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* por par?metro.
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* @param vp ViewPort
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* @return Extent para la imagen
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*/
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private Extent calcCenterExtent(ViewPort vp) {
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Extent tempExtent = null;
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double widthPxImg, heightPxImg;
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widthPxImg = (panel.getLayer()).getPxWidth(); |
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heightPxImg = (panel.getLayer()).getPxHeight(); |
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if(vp == null || vp.getAdjustedExtent() == null) { |
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vp = new ViewPort(null); |
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Envelope r2d; |
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try {
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r2d = geomManager.createEnvelope(0, 0, widthPxImg, |
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heightPxImg, SUBTYPES.GEOM2D); |
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vp.setEnvelope(r2d); |
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} catch (CreateEnvelopeException e) {
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logger.error("Error creating the envelope", e);
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} |
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tempExtent = new Extent(0, 0, widthPxImg, heightPxImg); |
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} else{
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Envelope env=vp.getAdjustedExtent(); |
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tempExtent = new Extent(new Rectangle2D.Double(env.getMinimum(0),env.getMinimum(1),env.getLength(0),env.getLength(1))); |
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} |
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double ulX = 0D, ulY = 0D, lrX = 0D, lrY = 0D; |
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if(widthPxImg > heightPxImg) {
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double widthView = tempExtent.maxX() - tempExtent.minX();
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ulX = tempExtent.minX() + (widthView / 4);
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lrX = ulX + (widthView / 2);
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double newAlto = ((heightPxImg * (widthView / 2)) / widthPxImg); |
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double centroY = tempExtent.minY()+((tempExtent.maxY() - tempExtent.minY())/2); |
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ulY = centroY - (newAlto / 2);
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lrY = centroY + (newAlto / 2);
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} else {
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double heightView = tempExtent.maxY() - tempExtent.minY();
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ulY = tempExtent.minY() + (heightView / 4);
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lrY = ulY + (heightView / 2);
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double newAncho = ((widthPxImg * (heightView / 2)) / heightPxImg); |
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double centroX = tempExtent.minX()+((tempExtent.maxX() - tempExtent.minX())/2); |
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ulX = centroX - (newAncho / 2);
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lrX = centroX + (newAncho / 2);
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} |
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return new Extent(ulX, ulY, lrX, lrY); |
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} |
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/**
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* Lee las coordenadas de un fichero de tfw con una transformaci?n y
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* devuelve la clase AffineTransform con dicha transformaci?n. Esta llamada gestiona los
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* errores producidos actuando en consecuencia. Muestra los mensajes al usuario y retorna
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* null en caso de tener problemas.
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* @param fName Nombre del fichero tfw
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* @return AffineTransform
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*/
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private AffineTransform readTfw(String fName) { |
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BufferedReader inGrf = null; |
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double[] result = new double[6]; |
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try {
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inGrf = new BufferedReader(new InputStreamReader(new FileInputStream(fName))); |
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String str = inGrf.readLine();
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int count = 0; |
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while(str != null && count < 6) { |
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try {
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Double value = new Double(str); |
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result[count] = value.doubleValue(); |
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} catch (NumberFormatException ex) { |
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RasterToolsUtil.messageBoxError(PluginServices.getText(this, "error_file_not_valid"), panel, ex); |
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return null; |
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} |
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str = inGrf.readLine(); |
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count ++; |
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} |
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} catch (FileNotFoundException e) { |
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RasterToolsUtil.messageBoxError(PluginServices.getText(this, "error_file_not_found"), panel, e); |
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return null; |
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} catch (IOException ex) { |
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RasterToolsUtil.messageBoxError(PluginServices.getText(this, "error_lectura"), panel, ex); |
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return null; |
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} |
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return new AffineTransform(result[0], result[1], result[2], result[3], result[4], result[5]); |
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} |
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/*
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* (non-Javadoc)
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* @see java.awt.event.KeyListener#keyPressed(java.awt.event.KeyEvent)
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*/
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public void keyPressed(KeyEvent e) { |
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} |
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/**
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* Capturamos el evento de pulsar la tecla Enter y cancel. Cuando pulsamos enter
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* ejecuta el evento del bot?n de aplicar y cuando pulsamos cancel cerramos el cuadro
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* y no hacemos nada.
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*/
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public void keyReleased(KeyEvent e) { |
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if(e.getKeyCode() == KeyEvent.VK_ENTER) { |
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ActionEvent ev = new ActionEvent(panel.getApplyButton(), 0, null); |
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actionPerformed(ev); |
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} |
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if(e.getKeyCode() == KeyEvent.VK_ESCAPE && panel.getCancelButton() != null) { |
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ActionEvent ev = new ActionEvent(panel.getCancelButton(), 0, null); |
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actionPerformed(ev); |
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} |
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} |
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/*
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* (non-Javadoc)
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* @see java.awt.event.KeyListener#keyTyped(java.awt.event.KeyEvent)
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*/
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public void keyTyped(KeyEvent e) { |
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} |
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} |