svn-gvsig-desktop / tags / PilotoRedes_Build_1 / extensions / extGraph_predes / src / com / iver / cit / gvsig / project / documents / view / legend / gui / PanelLegendDotDensity.java @ 11097
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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) 2005 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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/* CVS MESSAGES:
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*
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* $Id: PanelLegendDotDensity.java 11097 2007-04-10 14:39:57Z $
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* $Log$
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* Revision 1.4 2006-11-17 13:53:45 cesar
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* *** empty log message ***
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*
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* Revision 1.3 2006/11/17 12:50:36 jaume
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* tama?o de punto defecto 2
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*
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* Revision 1.2 2006/11/15 12:57:31 jaume
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* *** empty log message ***
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*
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* Revision 1.1 2006/11/14 11:10:27 jaume
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* *** empty log message ***
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*
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*
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*/
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package com.iver.cit.gvsig.project.documents.view.legend.gui; |
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import java.awt.BorderLayout; |
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import java.awt.Color; |
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import java.awt.Component; |
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import java.awt.ComponentOrientation; |
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import java.awt.FlowLayout; |
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import java.awt.GridLayout; |
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import java.awt.LayoutManager; |
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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.ItemEvent; |
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import java.awt.event.ItemListener; |
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import java.sql.Types; |
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import java.text.NumberFormat; |
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import javax.swing.BorderFactory; |
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import javax.swing.BoxLayout; |
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import javax.swing.ButtonGroup; |
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import javax.swing.ImageIcon; |
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import javax.swing.JComboBox; |
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import javax.swing.JLabel; |
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import javax.swing.JPanel; |
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import javax.swing.JRadioButton; |
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import javax.swing.JSlider; |
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import javax.swing.JTextField; |
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import javax.swing.event.ChangeEvent; |
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import javax.swing.event.ChangeListener; |
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import org.gvsig.gui.beans.swing.GridBagLayoutPanel; |
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import com.hardcode.gdbms.engine.data.DataSource; |
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import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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import com.hardcode.gdbms.engine.values.NumericValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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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.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.symbols.DotDensityFillSymbol; |
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import com.iver.cit.gvsig.fmap.core.symbols.SimpleFillSymbol; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.SelectableDataSource; |
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import com.iver.cit.gvsig.fmap.rendering.DotDensityLegend; |
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import com.iver.cit.gvsig.fmap.rendering.Legend; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialUniqueValueLegend; |
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import com.iver.cit.gvsig.gui.panels.ColorChooserPanel; |
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import com.iver.cit.gvsig.project.documents.view.legend.gui.ILegendPanel; |
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import com.iver.utiles.StringUtilities; |
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import com.iver.utiles.XMLEntity; |
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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 PanelLegendDotDensity extends JPanel implements ILegendPanel { |
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private FLyrVect layer;
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private JPanel northPanel = null; |
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private GridBagLayoutPanel densityButtonsPanel = null; |
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private JPanel pnlDensities = null; |
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private JComboBox cmbLegendField = null; |
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private JRadioButton rdBtnHigh = null; |
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private JRadioButton rdBtnMedium = null; |
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private JRadioButton rdBtnLow = null; |
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private JTextField numDotSize = null; |
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private double max, min, mean; |
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private JTextField nmbrDotValue = null; |
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private JLabel lblLabellingField = null; |
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private DotDensityLegend legend;
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private String fieldName; |
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private MyListener cmbAction = new MyListener(); |
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NumberFormat nf = NumberFormat.getInstance(); |
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{ |
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nf.setMaximumFractionDigits(3);
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} |
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private class MyListener implements ItemListener, ActionListener { |
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public void itemStateChanged(ItemEvent e) { |
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doIt(); |
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} |
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public void actionPerformed(ActionEvent e) { |
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doIt(); |
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} |
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private void doIt() { |
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int index = cmbLegendField.getSelectedIndex();
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try {
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SelectableDataSource sds = layer.getRecordset(); |
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if (index != -1) { |
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fieldName = (String) cmbLegendField.getSelectedItem();
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} else {
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fieldName = (String) cmbLegendField.getItemAt(0); |
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} |
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String sql = "select "+fieldName+" from '"+sds.getName()+"';"; |
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DataSource recordset = sds.getDataSourceFactory().executeSQL(sql, DataSourceFactory.AUTOMATIC_OPENING );
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// TODO implement MAX() and MIN() functions in GDBMS!!!!!
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max = Double.MIN_VALUE;
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min = Double.MAX_VALUE;
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for (int i = 0; i < sds.getRowCount(); i++) { |
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double value = ((NumericValue) recordset.getFieldValue(i,0)).doubleValue(); |
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max = Math.max(max, value);
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min = Math.min(min, value);
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} |
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mean = (max+min) /2;
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buttonsListener.actionPerformed(null);
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} catch (Exception ex) { |
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ex.printStackTrace(); |
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} |
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} |
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}; |
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private ActionListener buttonsListener = new ActionListener() { |
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public void actionPerformed(ActionEvent e) { |
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if (getRdBtnHigh().isSelected()) {
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getSldDensity().setValue(66);
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} else if (getRdBtnLow().isSelected()) { |
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getSldDensity().setValue(33);
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} else if (getRdBtnMedium().isSelected()) { |
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getSldDensity().setValue(50);
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} |
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} |
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}; |
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private JPanel centerPanel = null; |
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private JSlider sldDensity = null; |
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private JPanel pnlSldDensity; |
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private ChangeListener sldListener = new ChangeListener() { |
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public void stateChanged(ChangeEvent e) { |
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// This is my messy statistic aggregation function
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// TODO if I can, I'll have a look to my statistic books to figure out one better
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int quantileIndex = getSldDensity().getValue();
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final int topLimit = 98; |
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if (quantileIndex > topLimit)
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quantileIndex = topLimit; |
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double quantileAmount = (max-min)/100; |
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nmbrDotValue.setText(nf.format(3*quantileAmount/Math.log(quantileIndex))); |
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} |
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}; |
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private ColorChooserPanel jcc;
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private ColorChooserPanel outlineColorChooserPanel;
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public PanelLegendDotDensity() {
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super();
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initialize(); |
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} |
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/**
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* This method initializes this
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*
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*/
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private void initialize() { |
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this.setLayout(new BorderLayout()); |
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this.setSize(new java.awt.Dimension(492,278)); |
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this.add(getNorthPanel(), java.awt.BorderLayout.NORTH);
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this.add(getCenterPanel(), java.awt.BorderLayout.CENTER);
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} |
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public void setLayer(FLayer lyr, Legend legend) { |
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this.layer = (FLyrVect) lyr;
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try {
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SelectableDataSource sds = layer.getRecordset(); |
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cmbLegendField.removeItemListener(cmbAction); |
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cmbLegendField.removeAllItems(); |
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String[] fNames = sds.getFieldNames(); |
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for (int i = 0; i < fNames.length; i++) { |
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if (isNumericField(sds.getFieldType(i))) {
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cmbLegendField.addItem(fNames[i]); |
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} |
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} |
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if (!(legend instanceof DotDensityLegend)) { |
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legend = new DotDensityLegend();
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((DotDensityLegend) legend).setFieldName((String) cmbLegendField.getItemAt(0)); |
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} |
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DotDensityLegend theLegend = (DotDensityLegend) legend; |
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cmbLegendField.addItemListener(cmbAction); |
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cmbLegendField.addActionListener(cmbAction); |
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cmbLegendField.setSelectedItem(theLegend.getFieldName()); |
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try {
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getDotColorChooserPanel().setColor(theLegend.getDotColor()); |
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} catch (NullPointerException npEx) { |
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getDotColorChooserPanel().setColor(Color.RED);
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} |
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try {
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getOutlineColorChooserPanel().setColor(theLegend.getOutlineColor()); |
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} catch (NullPointerException npEx) { |
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getOutlineColorChooserPanel().setColor(Color.BLACK);
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} |
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try {
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double dotValue = theLegend.getDotValue();
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if (dotValue <= 0) |
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dotValue = 100;
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getNmbrDotValue().setText(String.valueOf(dotValue));
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} catch (NullPointerException npEx) { |
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getNmbrDotValue().setText(String.valueOf(max));
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} |
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try {
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double dotSize = theLegend.getDotSize();
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if (dotSize <= 0) |
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dotSize = 2;
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getNumDotSize().setText(String.valueOf(dotSize));
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} catch (NullPointerException npEx) { |
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getNumDotSize().setText(String.valueOf(3)); |
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} |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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private boolean isNumericField(int fieldType) { |
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switch (fieldType) {
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case Types.BIGINT: |
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case Types.DECIMAL: |
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case Types.DOUBLE: |
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case Types.FLOAT: |
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case Types.INTEGER: |
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case Types.NUMERIC: |
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case Types.REAL: |
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case Types.SMALLINT: |
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case Types.TINYINT: |
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return true; |
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default:
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return false; |
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} |
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} |
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public Legend getLegend() {
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try {
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SimpleFillSymbol symbol = null;
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int shapeType = layer.getShapeType(); // should be always polygon |
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if (shapeType != FShape.POLYGON) {
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NotificationManager.addError(PluginServices.getText(this, "cannot_apply_to_a_non_polygon_layer"), new Exception()); |
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} |
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SelectableDataSource sds; |
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sds = layer.getRecordset(); |
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if (-1 == sds.getFieldIndexByName(fieldName)) |
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return null; |
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double dotValue;
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double dotSize;
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try {
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dotValue = Double.parseDouble(nmbrDotValue.getText());
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} catch (Exception e) { |
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dotValue = nf.parse(nmbrDotValue.getText()).doubleValue(); |
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} |
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if (dotValue == 0) |
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dotValue = 1;
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try {
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dotSize = Double.parseDouble(numDotSize.getText());
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} catch (Exception e) { |
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dotSize = nf.parse(numDotSize.getText()).doubleValue(); |
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} |
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DotDensityFillSymbol densitySym = new DotDensityFillSymbol();
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densitySym.setDotSize(dotSize); |
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densitySym.setDotColor(getDotColorChooserPanel().getColor()); |
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symbol = new SimpleFillSymbol();
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XMLEntity xml = symbol.getXMLEntity(); |
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xml.putProperty("color", StringUtilities.color2String(Color.WHITE)); |
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xml.putProperty("outline", StringUtilities.color2String(getOutlineColorChooserPanel().getColor()));
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xml.addChild(densitySym.getXMLEntity()); |
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symbol.setXMLEntity(xml); |
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legend = new DotDensityLegend();
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legend.addSymbol("theSymbol", symbol);
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legend.setDefaultSymbol(symbol); |
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legend.setDotValue(dotValue); |
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legend.setFieldName(fieldName); |
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} catch (Exception e) { |
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NotificationManager.addError(PluginServices.getText(this, "could_not_setup_legend"), e); |
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} |
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return legend;
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} |
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/**
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* This method initializes centerPanel
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getNorthPanel() { |
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if (northPanel == null) { |
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lblLabellingField = new JLabel(); |
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lblLabellingField.setText(PluginServices.getText(this, "labelling_field")); |
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northPanel = new JPanel(new FlowLayout(FlowLayout.LEADING,15,0)); |
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northPanel.add(lblLabellingField, null);
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northPanel.add(getCmbLegendField(), null);
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} |
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return northPanel;
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} |
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private ColorChooserPanel getDotColorChooserPanel() {
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if (jcc == null) { |
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jcc = new ColorChooserPanel() ;
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jcc.setAlpha(255);
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} |
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return jcc;
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} |
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/**
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* This method initializes southPanel
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getDensityButtonsPanel() { |
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if (densityButtonsPanel == null) { |
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densityButtonsPanel = new GridBagLayoutPanel();
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LayoutManager layout = new FlowLayout(FlowLayout.LEADING, 0,0); |
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JPanel aux = new JPanel(layout); |
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aux.add(getNumDotSize()); |
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densityButtonsPanel.addComponent( |
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PluginServices.getText(this, "dot_size"), aux); |
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aux = new JPanel(layout); |
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aux.add(getNmbrDotValue()); |
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densityButtonsPanel.addComponent( |
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PluginServices.getText(this,"dot_value"), aux); |
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aux = new JPanel(layout); |
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aux.add(getDotColorChooserPanel()); |
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densityButtonsPanel.addComponent( |
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PluginServices.getText(this, "color"), aux); |
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aux = new JPanel(layout); |
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aux.add(getOutlineColorChooserPanel()); |
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densityButtonsPanel.addComponent( |
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PluginServices.getText(this, "outline_color"), aux); |
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} |
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return densityButtonsPanel;
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} |
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private ColorChooserPanel getOutlineColorChooserPanel() {
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if (outlineColorChooserPanel == null) { |
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outlineColorChooserPanel = new ColorChooserPanel();
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outlineColorChooserPanel.setAlpha(255);
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} |
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return outlineColorChooserPanel;
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} |
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/**
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* This method initializes pnlDensities
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getPnlDensities() { |
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if (pnlDensities == null) { |
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pnlDensities = new JPanel(new BorderLayout(5,0)); |
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pnlDensities.setBorder(BorderFactory.createTitledBorder(null, |
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PluginServices.getText(this, "densities"))); |
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JPanel aux2 = new JPanel(); |
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JPanel aux;
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aux = new JPanel(new GridLayout(1,3)); |
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aux.add(new JLabel(PluginServices.getText(this, "high"))); |
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aux.add(new JLabel(PluginServices.getText(this, "medium"))); |
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aux.add(new JLabel(PluginServices.getText(this, "low"))); |
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aux2.add(aux); |
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aux = new JPanel(new GridLayout(1,3)); |
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aux.add(getRdBtnHigh()); |
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aux.add(getRdBtnMedium()); |
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aux.add(getRdBtnLow()); |
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aux2.add(aux); |
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aux2.setLayout(new BoxLayout(aux2, BoxLayout.Y_AXIS)); |
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pnlDensities.add(aux2, BorderLayout.NORTH);
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pnlDensities.add(getSldDensity(), BorderLayout.CENTER);
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pnlDensities.add(getDensityButtonsPanel(), BorderLayout.SOUTH);
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ButtonGroup group = new ButtonGroup(); |
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group.add(getRdBtnHigh()); |
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group.add(getRdBtnLow()); |
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group.add(getRdBtnMedium()); |
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getRdBtnMedium().setSelected(true);
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} |
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return pnlDensities;
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} |
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|
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|
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/**
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* This method initializes cmbLegendField
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*
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* @return javax.swing.JComboBox
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*/
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private JComboBox getCmbLegendField() { |
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if (cmbLegendField == null) { |
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cmbLegendField = new JComboBox(); |
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} |
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return cmbLegendField;
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} |
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|
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/**
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* This method initializes rdBtnHigh
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*
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* @return javax.swing.JRadioButton
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*/
|
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private JRadioButton getRdBtnHigh() { |
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if (rdBtnHigh == null) { |
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rdBtnHigh = new JRadioButton(new ImageIcon( |
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getClass().getClassLoader(). |
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getResource("images/high-density-sample.png")));
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rdBtnHigh.addActionListener(buttonsListener); |
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} |
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return rdBtnHigh;
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} |
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|
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/**
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* This method initializes rdBtnMedium
|
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*
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* @return javax.swing.JRadioButton
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*/
|
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private JRadioButton getRdBtnMedium() { |
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if (rdBtnMedium == null) { |
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rdBtnMedium = new JRadioButton(new ImageIcon( |
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getClass().getClassLoader(). |
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getResource("images/medium-density-sample.png")));
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rdBtnMedium.addActionListener(buttonsListener); |
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} |
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return rdBtnMedium;
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} |
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|
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/**
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* This method initializes rdBtnMax
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*
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* @return javax.swing.JRadioButton
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*/
|
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private JRadioButton getRdBtnLow() { |
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if (rdBtnLow == null) { |
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rdBtnLow = new JRadioButton(new ImageIcon( |
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getClass().getClassLoader(). |
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getResource("images/low-density-sample.png")));
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rdBtnLow.addActionListener(buttonsListener); |
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} |
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return rdBtnLow;
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} |
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|
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/**
|
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* This method initializes numDotSize
|
513 |
*
|
514 |
* @return de.ios.framework.swing.JNumberField
|
515 |
*/
|
516 |
private JTextField getNumDotSize() { |
517 |
if (numDotSize == null) { |
518 |
numDotSize = new JTextField(4); |
519 |
} |
520 |
return numDotSize;
|
521 |
} |
522 |
|
523 |
/**
|
524 |
* This method initializes nmbrDotValue
|
525 |
*
|
526 |
* @return de.ios.framework.swing.JNumberField
|
527 |
*/
|
528 |
private JTextField getNmbrDotValue() { |
529 |
if (nmbrDotValue == null) { |
530 |
nmbrDotValue = new JTextField(15); |
531 |
|
532 |
} |
533 |
return nmbrDotValue;
|
534 |
} |
535 |
|
536 |
/**
|
537 |
* This method initializes centerPanel
|
538 |
*
|
539 |
* @return javax.swing.JPanel
|
540 |
*/
|
541 |
private JPanel getCenterPanel() { |
542 |
if (centerPanel == null) { |
543 |
centerPanel = new JPanel(); |
544 |
centerPanel.setLayout(new BorderLayout(5, 5)); |
545 |
centerPanel.add(getPnlDensities(), java.awt.BorderLayout.WEST); |
546 |
} |
547 |
return centerPanel;
|
548 |
} |
549 |
|
550 |
/**
|
551 |
* This method initializes sldDensity
|
552 |
*
|
553 |
* @return javax.swing.JSlider
|
554 |
*/
|
555 |
private JSlider getSldDensity() { |
556 |
if (sldDensity == null) { |
557 |
sldDensity = new JSlider(); |
558 |
sldDensity.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
|
559 |
sldDensity.addChangeListener(sldListener); |
560 |
} |
561 |
return sldDensity;
|
562 |
} |
563 |
|
564 |
} // @jve:decl-index=0:visual-constraint="10,10"
|