Revision 17088 trunk/extensions/extRemoteSensing/src/org/gvsig/remotesensing/decisiontrees/gui/DecisionTreePanel.java
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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) 2006 Instituto de Desarrollo Regional 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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* For more information, contact: |
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* |
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* Generalitat Valenciana |
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* Conselleria d'Infraestructures i Transport |
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* Av. Blasco Iba?ez, 50 |
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* 46010 VALENCIA |
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* SPAIN |
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* |
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* +34 963862235 |
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* gvsig@gva.es |
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* www.gvsig.gva.es |
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* |
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* or |
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* |
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* Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha) |
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* Campus Universitario s/n |
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* 02071 Alabacete |
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* Spain |
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* |
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* +34 967 599 200 |
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*/ |
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package org.gvsig.remotesensing.decisiontrees.gui; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.event.MouseAdapter; |
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import java.awt.event.MouseEvent; |
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import java.awt.geom.Rectangle2D; |
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import javax.swing.BorderFactory; |
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import javax.swing.JOptionPane; |
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import javax.swing.JScrollPane; |
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import org.gvsig.gui.beans.defaultbuttonspanel.DefaultButtonsPanel; |
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import org.gvsig.remotesensing.decisiontrees.DecisionTreeNode; |
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import org.gvsig.remotesensing.decisiontrees.gui.listener.GraphListener; |
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import org.jgraph.JGraph; |
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import org.jgraph.graph.GraphConstants; |
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import org.jgraph.graph.GraphModel; |
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/** |
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* Panel para la herramienta de ?rboles de decisi?n. |
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* |
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* @author Diego Guerrero Sevilla (diego.guerrero@uclm.es) |
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* |
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*/ |
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public class DecisionTreePanel extends DefaultButtonsPanel {
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/** |
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private JGraph jGraph = null; |
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private DecisionTreeDialog decisionTreeDialog = null; |
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private JScrollPane scrollPane = null; |
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private DecisionTreeNode root = null; |
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public DecisionTreePanel(DecisionTreeDialog decisionTreeDialog) {
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} |
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private void initialize() {
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initTree(); |
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reloadGraph(); |
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add(getScrollPane()); |
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} |
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/** |
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* Crea el ?rbol de decisi?n inicial |
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* |
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*/ |
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private void initTree() {
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root = new DecisionTreeNode(); |
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root.addChildren(); |
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root.setExpression("a<b");
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root.getLeftChild().setClassID(0); |
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root.getRightChild().setClassID(1); |
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} |
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/** |
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* Reconstruye el gr?fico a partir del ?rbol (root). |
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* |
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*/ |
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private void reloadGraph(){
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insertCells(root,null); |
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} |
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private void insertCells(DecisionTreeNode node, DefaultGraphCell parent) {
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DefaultGraphCell nodeVertex = createVertex(node, 20, 20, 40, 20, null, false); |
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getJGraph().getGraphLayoutCache().insert(nodeVertex); |
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if (parent!=null){
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DefaultEdge edge = new DefaultEdge(); |
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edge.setSource(parent); |
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edge.setTarget(nodeVertex); |
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GraphConstants.setLineEnd(edge.getAttributes(), GraphConstants.ARROW_CLASSIC); |
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GraphConstants.setEndFill(edge.getAttributes(), true); |
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GraphConstants.setAutoSize(edge.getAttributes(), true); |
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getJGraph().getGraphLayoutCache().insert(edge); |
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} |
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if (node.getLeftChild()!=null){
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insertCells(node.getLeftChild(), nodeVertex); |
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} |
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if (node.getRightChild()!=null){
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insertCells(node.getRightChild(), nodeVertex); |
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} |
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} |
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public DefaultGraphCell createVertex(Object name, double x, |
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DefaultGraphCell cell = new DefaultGraphCell(name); |
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// Set bounds |
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GraphConstants.setBounds(cell.getAttributes(), |
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new Rectangle2D.Double(x, y, w, h)); |
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// GraphConstants.setBounds(cell.getAttributes(),
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// new Rectangle2D.Double(x, y, w, h));
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// Set fill color |
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if (bg != null) {
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GraphConstants.setGradientColor( |
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cell.getAttributes(), Color.orange);
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cell.getAttributes(), bg);
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GraphConstants.setOpaque( |
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cell.getAttributes(), true); |
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} |
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DefaultPort port = new DefaultPort(); |
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cell.add(port); |
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port.setParent(cell); |
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GraphConstants.setBorder(cell.getAttributes(), BorderFactory.createEtchedBorder()); |
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GraphConstants.setAutoSize(cell.getAttributes(),true); |
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GraphConstants.setResize(cell.getAttributes(),true); |
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GraphConstants.setInset(cell.getAttributes(), 10); |
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return cell; |
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} |
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public JScrollPane getScrollPane() {
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if (scrollPane == null){
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scrollPane = new JScrollPane(getJGraph()); |
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scrollPane.setPreferredSize(new Dimension(500,500)); |
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} |
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return scrollPane; |
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} |
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jGraph.setDisconnectable(false); |
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jGraph.setEditable(false); |
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jGraph.setEnabled(true); |
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jGraph.setMoveable(false); |
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jGraph.setSize(300, 300); |
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DefaultGraphCell[] cells = new DefaultGraphCell[3]; |
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// Create Hello Vertex |
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cells[0] = createVertex("Adios", 20, 20, 40, 20,
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null, false); |
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// Create World Vertex |
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cells[1] = createVertex("HOla", 140, 140, 40, 20,
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Color.ORANGE, true); |
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// Create Edge |
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DefaultEdge edge = new DefaultEdge(); |
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// Fetch the ports from the new vertices, |
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// and connect them with the edge |
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edge.setSource(cells[0].getChildAt(0)); |
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edge.setTarget(cells[1].getChildAt(0)); |
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cells[2] = edge; |
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// Set Arrow Style for edge |
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int arrow = GraphConstants.ARROW_CLASSIC; |
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GraphConstants.setLineEnd(edge.getAttributes(), arrow); |
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GraphConstants.setEndFill(edge.getAttributes(), true); |
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// Insert the cells via the cache, so they get selected |
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jGraph.getGraphLayoutCache().insert(cells); |
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jGraph.addMouseListener(new MouseAdapter() {
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public void mousePressed(MouseEvent e) {
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if (e.getButton() == MouseEvent.BUTTON3){
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JOptionPane.showMessageDialog(null, "Esto es un pop up men?. ?Que no?", "popup Menu", JOptionPane.INFORMATION_MESSAGE); |
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} |
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if (e.getClickCount() == 2) {
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JOptionPane.showMessageDialog(null, "Ay Gal?n", "doble clicki", JOptionPane.INFORMATION_MESSAGE); |
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} |
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} |
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}); |
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GraphListener listener = new GraphListener(); |
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jGraph.addMouseListener(listener); |
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} |
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return jGraph; |
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} |
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