root / branches / v2_0_0_prep / applications / appgvSIG / src / org / gvsig / app / project / documents / view / legend / gui / LabelingManager.java @ 29598
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/*
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* Created on 01-jun-2004
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*
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*/
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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) 2004 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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* 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 Ib??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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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.app.project.documents.view.legend.gui; |
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import java.awt.BorderLayout; |
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import java.awt.Component; |
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import java.awt.FlowLayout; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.util.ArrayList; |
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import java.util.Comparator; |
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import java.util.Hashtable; |
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import java.util.Iterator; |
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import java.util.TreeMap; |
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import javax.swing.BorderFactory; |
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import javax.swing.JCheckBox; |
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import javax.swing.JComponent; |
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import javax.swing.JLabel; |
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import javax.swing.JPanel; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.operations.ILabelable; |
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import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelingStrategy; |
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import org.gvsig.utils.swing.JComboBox; |
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/**
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*
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* @author jaume dominguez faus - jaume.dominguez@iver.es
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*
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*/
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public class LabelingManager extends AbstractThemeManagerPage implements ActionListener { |
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private static final long serialVersionUID = 856162295985695717L; |
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private static ArrayList<Class<? extends ILabelingStrategyPanel>> installedPanels = new ArrayList<Class<? extends ILabelingStrategyPanel>>(); |
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private Comparator<Class<?>> comparator=new Comparator<Class<?>>(){ |
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public int compare(Class<?> o1, Class<?> o2) { |
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return o1.getName().compareTo(o2.getName());
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} |
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}; |
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private TreeMap<Class<?>, ILabelingStrategyPanel> strategyPanels = new TreeMap<Class<?>, ILabelingStrategyPanel>(comparator); |
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private JCheckBox chkApplyLabels; |
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private ILabelable layer;
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private JPanel content; |
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private JPanel pnlNorth; |
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private JComboBox cmbStrategy; |
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public LabelingManager() {
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super();
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initialize(); |
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} |
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private class LabelingStrategyItem { |
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private ILabelingStrategyPanel strategyPanel;
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private LabelingStrategyItem(ILabelingStrategyPanel strategyPanel) {
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this.strategyPanel = strategyPanel;
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} |
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public String toString() { |
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return strategyPanel.getLabelingStrategyName();
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} |
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public boolean equals(Object obj) { |
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if (obj instanceof LabelingStrategyItem) { |
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LabelingStrategyItem item = (LabelingStrategyItem) obj; |
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return this.strategyPanel.getClass().equals(item.strategyPanel.getClass()); |
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} |
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return super.equals(obj); |
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} |
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} |
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private void initialize() { |
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setLayout(new BorderLayout()); |
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for (Iterator<Class<? extends ILabelingStrategyPanel>> it = installedPanels.iterator(); it.hasNext();) { |
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try {
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ILabelingStrategyPanel pnl = (ILabelingStrategyPanel) it.next().newInstance(); |
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strategyPanels.put(pnl.getLabelingStrategyClass(), pnl); |
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} catch (Exception e) { |
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/*
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* can't happen
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* this should never happen since instantiation and access exceptions have been
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* controlled in the addLabelingStrategy method
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*/
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NotificationManager.addError(e); |
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} |
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} |
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content = new JPanel(new BorderLayout()); |
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content.setBorder(BorderFactory.createEtchedBorder());
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add(getPnlNorth(), BorderLayout.NORTH);
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add(content, BorderLayout.SOUTH);
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} |
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private JPanel getPnlNorth() { |
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if (pnlNorth == null) { |
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pnlNorth = new JPanel(new BorderLayout(5,5)); |
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JPanel aux = new JPanel(new FlowLayout(FlowLayout.LEFT)); |
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aux.add(getChkApplyLabels()); |
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pnlNorth.add(aux, BorderLayout.NORTH);
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aux = new JPanel(new FlowLayout(FlowLayout.LEFT)); |
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aux.add(new JLabel(PluginServices.getText(this, "general")+":")); |
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aux.add(getCmbStrategy()); |
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pnlNorth.add(aux, BorderLayout.CENTER);
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} |
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return pnlNorth;
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} |
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private JComboBox getCmbStrategy() { |
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if (cmbStrategy == null) { |
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Iterator<ILabelingStrategyPanel> it = strategyPanels.values().iterator();
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final ArrayList<LabelingStrategyItem> aux = new ArrayList<LabelingStrategyItem>(); |
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while (it.hasNext()) {
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aux.add(new LabelingStrategyItem(it.next()));
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} |
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final LabelingStrategyItem items[] = aux.toArray(new LabelingStrategyItem[aux.size()]); |
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cmbStrategy = new JComboBox(items) { |
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private static final long serialVersionUID = 7506754097091500846L; |
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@Override
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public void setSelectedItem(Object anObject) { |
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if (anObject == null) |
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return;
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if (anObject instanceof ILabelingStrategy) { |
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ILabelingStrategy st = (ILabelingStrategy) anObject; |
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for (ILabelingStrategyPanel pnl : strategyPanels.values()) {
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if (pnl.getLabelingStrategyClass() != null && |
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pnl.getLabelingStrategyClass().equals(st.getClass())) { |
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super.setSelectedItem(new LabelingStrategyItem(pnl)); |
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return;
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} |
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} |
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} else {
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super.setSelectedItem(anObject);
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} |
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} |
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}; |
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cmbStrategy.setName("CMBMODE");
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cmbStrategy.addActionListener(this);
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} |
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return cmbStrategy;
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} |
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private JCheckBox getChkApplyLabels() { |
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if (chkApplyLabels == null) { |
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chkApplyLabels = new JCheckBox(PluginServices.getText(this, "enable_labeling")); |
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chkApplyLabels.setName("CHKAPPLYLABELS");
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chkApplyLabels.addActionListener(this);
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} |
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return chkApplyLabels;
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} |
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public static void addLabelingStrategy(Class<? extends ILabelingStrategyPanel> iLabelingStrategyPanelClass) { |
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installedPanels.add(iLabelingStrategyPanelClass); |
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} |
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private void setComponentEnabled(Component c, boolean b) { |
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c.setEnabled(b); |
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} |
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public void setModel(FLayer layer) throws IllegalArgumentException { |
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if (layer instanceof ILabelable) { |
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// get the labeling strategy
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this.layer = (ILabelable) layer;
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for (ILabelingStrategyPanel p : strategyPanels.values()) {
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p.setModel(layer,((ILabelable) layer).getLabelingStrategy() ); |
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} |
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setComponentEnabled(this, true); |
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refreshControls(); |
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ActionEvent evt = new ActionEvent(chkApplyLabels, 0, null); |
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evt.setSource(chkApplyLabels); |
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actionPerformed(evt); |
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getCmbStrategy().setSelectedItem(this.layer.getLabelingStrategy());
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evt.setSource(getCmbStrategy()); |
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actionPerformed(evt); |
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} else {
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setComponentEnabled(this, false); |
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} |
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} |
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private void refreshControls() { |
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if (layer == null) return; |
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// enables labeling
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JCheckBox applyLabels = getChkApplyLabels();
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applyLabels.setSelected(layer.isLabeled()); |
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} |
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public void actionPerformed(ActionEvent e) { |
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JComponent c = (JComponent)e.getSource(); |
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if (c.equals(chkApplyLabels)) {
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boolean b = chkApplyLabels.isSelected();
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// enables/disables all components
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getCmbStrategy().setEnabled(b); |
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for (int i = 0; i < content.getComponentCount(); i++) { |
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Component c1 = content.getComponent(i);
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if (!c1.equals(c))
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setComponentEnabled(c1, b); |
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} |
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} else if (c.equals(cmbStrategy)) { |
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if (c.equals(cmbStrategy)) {
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ILabelingStrategyPanel panel = ((LabelingStrategyItem) cmbStrategy.getSelectedItem()).strategyPanel; |
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if (panel!=null) { |
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try {
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remove(content); |
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content.removeAll(); |
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content.add((Component) panel);
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add(content, BorderLayout.CENTER);
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actionPerformed(new ActionEvent(chkApplyLabels, 0, null)); |
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revalidate(); |
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paintImmediately(getBounds()); |
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} catch (Exception e1) { |
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e1.printStackTrace(); |
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} |
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} |
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} |
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} |
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} |
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public void acceptAction() { |
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} |
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public void cancelAction() { |
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} |
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public void applyAction() { |
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if (layer != null) { // in other case the layer is not labelable |
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ILabelingStrategyPanel panel = ((LabelingStrategyItem) getCmbStrategy().getSelectedItem()).strategyPanel; |
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ILabelingStrategy strategy=panel.getLabelingStrategy(); |
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layer.setLabelingStrategy(strategy); |
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layer.setIsLabeled(getChkApplyLabels().isSelected()); |
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} |
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} |
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public String getName() { |
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return PluginServices.getText(this,"Etiquetados"); |
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} |
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} |