root / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / project / documents / view / legend / gui / DotDensity.java @ 11297
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1 | 10679 | jaume | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | |||
42 | /* CVS MESSAGES:
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43 | *
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44 | * $Id$
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45 | * $Log$
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46 | 11297 | jaume | * Revision 1.5 2007-04-20 07:54:39 jaume
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47 | 11294 | jaume | * *** empty log message ***
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48 | *
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49 | 11297 | jaume | * Revision 1.4 2007/04/20 07:24:56 jaume
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50 | * *** empty log message ***
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51 | *
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52 | 11294 | jaume | * Revision 1.3 2007/04/17 06:53:46 bsanchez
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53 | 11215 | bsanchez | * - Corregido fallo de Double.MIN_VALUE por Double.NEGATIVE_INFINITY comentado por Victor Olaya.
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54 | *
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55 | * Revision 1.2 2007/03/09 11:25:00 jaume
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56 | 10679 | jaume | * Advanced symbology (start committing)
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57 | *
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58 | * Revision 1.1.2.4 2007/02/21 07:35:14 jaume
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59 | * *** empty log message ***
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60 | *
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61 | * Revision 1.1.2.3 2007/02/12 15:14:41 jaume
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62 | * refactored interval legend and added graduated symbol legend
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63 | *
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64 | * Revision 1.1.2.2 2007/02/09 11:00:03 jaume
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65 | * *** empty log message ***
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66 | *
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67 | * Revision 1.1.2.1 2007/01/26 13:49:03 jaume
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68 | * *** empty log message ***
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69 | *
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70 | * Revision 1.4 2006/11/17 13:53:45 cesar
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71 | * *** empty log message ***
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72 | *
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73 | * Revision 1.3 2006/11/17 12:50:36 jaume
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74 | * tama?o de punto defecto 2
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75 | *
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76 | * Revision 1.2 2006/11/15 12:57:31 jaume
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77 | * *** empty log message ***
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78 | *
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79 | * Revision 1.1 2006/11/14 11:10:27 jaume
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80 | * *** empty log message ***
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81 | *
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82 | *
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83 | */
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84 | package com.iver.cit.gvsig.project.documents.view.legend.gui; |
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85 | |||
86 | import java.awt.BorderLayout; |
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87 | import java.awt.Color; |
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88 | import java.awt.ComponentOrientation; |
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89 | import java.awt.Dimension; |
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90 | import java.awt.FlowLayout; |
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91 | import java.awt.GridLayout; |
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92 | import java.awt.LayoutManager; |
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93 | import java.awt.event.ActionEvent; |
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94 | import java.awt.event.ActionListener; |
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95 | import java.awt.event.ItemEvent; |
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96 | import java.awt.event.ItemListener; |
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97 | import java.sql.Types; |
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98 | import java.text.NumberFormat; |
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99 | |||
100 | import javax.swing.BorderFactory; |
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101 | import javax.swing.BoxLayout; |
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102 | import javax.swing.ButtonGroup; |
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103 | import javax.swing.ImageIcon; |
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104 | import javax.swing.JComboBox; |
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105 | import javax.swing.JLabel; |
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106 | import javax.swing.JOptionPane; |
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107 | import javax.swing.JPanel; |
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108 | import javax.swing.JRadioButton; |
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109 | import javax.swing.JSlider; |
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110 | import javax.swing.JTextField; |
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111 | import javax.swing.event.ChangeEvent; |
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112 | import javax.swing.event.ChangeListener; |
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113 | |||
114 | import org.gvsig.gui.beans.swing.GridBagLayoutPanel; |
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115 | |||
116 | import com.hardcode.gdbms.engine.data.DataSource; |
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117 | import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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118 | import com.hardcode.gdbms.engine.values.NumericValue; |
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119 | 11294 | jaume | import com.hardcode.gdbms.engine.values.ValueFactory; |
120 | 10679 | jaume | import com.iver.andami.PluginServices; |
121 | import com.iver.andami.messages.NotificationManager; |
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122 | import com.iver.cit.gvsig.fmap.core.FShape; |
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123 | import com.iver.cit.gvsig.fmap.core.symbols.DotDensityFillSymbol; |
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124 | import com.iver.cit.gvsig.fmap.core.symbols.ILineSymbol; |
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125 | import com.iver.cit.gvsig.fmap.core.symbols.ISymbol; |
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126 | import com.iver.cit.gvsig.fmap.core.symbols.MultiLayerFillSymbol; |
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127 | import com.iver.cit.gvsig.fmap.core.symbols.SimpleFillSymbol; |
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128 | import com.iver.cit.gvsig.fmap.layers.FLayer; |
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129 | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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130 | import com.iver.cit.gvsig.fmap.layers.SelectableDataSource; |
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131 | import com.iver.cit.gvsig.fmap.rendering.DotDensityLegend; |
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132 | import com.iver.cit.gvsig.fmap.rendering.Legend; |
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133 | import com.iver.cit.gvsig.gui.panels.ColorChooserPanel; |
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134 | |||
135 | /**
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136 | *
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137 | * @author jaume dominguez faus - jaume.dominguez@iver.es
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138 | *
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139 | */
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140 | public class DotDensity extends JPanel implements ILegendPanel { |
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141 | private FLyrVect layer;
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142 | private JPanel northPanel = null; |
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143 | private GridBagLayoutPanel densityButtonsPanel = null; |
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144 | private JPanel pnlDensities = null; |
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145 | private JComboBox cmbLegendField = null; |
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146 | private JRadioButton rdBtnHigh = null; |
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147 | private JRadioButton rdBtnMedium = null; |
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148 | private JRadioButton rdBtnLow = null; |
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149 | private JTextField numDotSize = null; |
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150 | private double max, min, mean; |
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151 | private JTextField nmbrDotValue = null; |
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152 | private JLabel lblLabellingField = null; |
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153 | private DotDensityLegend legend;
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154 | private String fieldName; |
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155 | private boolean initializing; |
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156 | |||
157 | private MyListener cmbAction = new MyListener(); |
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158 | NumberFormat nf = NumberFormat.getInstance(); |
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159 | |||
160 | { |
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161 | nf.setMaximumFractionDigits(3);
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162 | } |
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163 | |||
164 | private class MyListener implements ItemListener, ActionListener { |
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165 | |||
166 | |||
167 | public void itemStateChanged(ItemEvent e) { |
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168 | if (!initializing)
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169 | doIt(); |
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170 | } |
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171 | |||
172 | public void actionPerformed(ActionEvent e) { |
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173 | if (!initializing)
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174 | doIt(); |
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175 | } |
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176 | |||
177 | private void doIt() { |
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178 | int index = cmbLegendField.getSelectedIndex();
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179 | try {
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180 | SelectableDataSource sds = layer.getRecordset(); |
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181 | |||
182 | if (index != -1) { |
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183 | fieldName = (String) cmbLegendField.getSelectedItem();
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184 | } else {
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185 | fieldName = (String) cmbLegendField.getItemAt(0); |
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186 | } |
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187 | |||
188 | String sql = "select "+fieldName+" from '"+sds.getName()+"';"; |
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189 | |||
190 | DataSource recordset = sds.getDataSourceFactory().executeSQL(sql, DataSourceFactory.AUTOMATIC_OPENING );
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191 | // TODO implement MAX() and MIN() functions in GDBMS!!!!!
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192 | 11215 | bsanchez | max = Double.NEGATIVE_INFINITY;
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193 | 10679 | jaume | min = Double.MAX_VALUE;
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194 | for (int i = 0; i < sds.getRowCount(); i++) { |
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195 | double value = ((NumericValue) recordset.getFieldValue(i,0)).doubleValue(); |
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196 | max = Math.max(max, value);
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197 | min = Math.min(min, value);
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198 | } |
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199 | mean = (max+min) /2;
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200 | buttonsListener.actionPerformed(null);
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201 | |||
202 | } catch (Exception ex) { |
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203 | ex.printStackTrace(); |
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204 | } |
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205 | } |
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206 | }; |
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207 | private ActionListener buttonsListener = new ActionListener() { |
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208 | public void actionPerformed(ActionEvent e) { |
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209 | if (getRdBtnHigh().isSelected()) {
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210 | getSldDensity().setValue(66);
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211 | } else if (getRdBtnLow().isSelected()) { |
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212 | getSldDensity().setValue(33);
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213 | } else if (getRdBtnMedium().isSelected()) { |
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214 | getSldDensity().setValue(50);
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215 | } |
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216 | } |
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217 | }; |
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218 | private JPanel centerPanel = null; |
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219 | private JSlider sldDensity = null; |
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220 | |||
221 | private ChangeListener sldListener = new ChangeListener() { |
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222 | |||
223 | public void stateChanged(ChangeEvent e) { |
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224 | |||
225 | // This is my messy statistic aggregation function
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226 | // TODO if I can, I'll have a look to my statistic books to figure out one better
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227 | int quantileIndex = getSldDensity().getValue();
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228 | final int topLimit = 98; |
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229 | if (quantileIndex > topLimit)
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230 | quantileIndex = topLimit; |
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231 | double quantileAmount = (max-min)/100; |
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232 | nmbrDotValue.setText(nf.format(3*quantileAmount/Math.log(quantileIndex))); |
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233 | } |
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234 | |||
235 | }; |
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236 | private ColorChooserPanel jcc;
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237 | private ColorChooserPanel outlineColorChooserPanel;
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238 | private Legend oldLegend;
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239 | private JSymbolPreviewButton btnOutline;
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240 | |||
241 | public DotDensity() {
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242 | super();
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243 | initialize(); |
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244 | } |
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245 | |||
246 | /**
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247 | * This method initializes this
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248 | *
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249 | */
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250 | private void initialize() { |
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251 | this.setLayout(new BorderLayout()); |
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252 | this.setSize(new java.awt.Dimension(492,278)); |
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253 | this.add(getNorthPanel(), java.awt.BorderLayout.NORTH);
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254 | |||
255 | this.add(getCenterPanel(), java.awt.BorderLayout.CENTER);
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256 | } |
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257 | |||
258 | public void setData(FLayer lyr, Legend legend) { |
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259 | this.layer = (FLyrVect) lyr;
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260 | this.oldLegend = legend;
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261 | try {
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262 | SelectableDataSource sds = layer.getRecordset(); |
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263 | initializing = true; // silents events to the combo box |
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264 | cmbLegendField.removeAllItems(); |
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265 | String[] fNames = sds.getFieldNames(); |
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266 | for (int i = 0; i < fNames.length; i++) { |
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267 | if (isNumericField(sds.getFieldType(i))) {
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268 | cmbLegendField.addItem(fNames[i]); |
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269 | } |
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270 | } |
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271 | if (!(legend instanceof DotDensityLegend)) { |
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272 | legend = new DotDensityLegend();
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273 | ((DotDensityLegend) legend).setFieldName((String) cmbLegendField.getItemAt(0)); |
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274 | } |
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275 | |||
276 | DotDensityLegend theLegend = (DotDensityLegend) legend; |
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277 | |||
278 | initializing = false; // enables events to the combo box |
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279 | |||
280 | cmbLegendField.setSelectedItem(theLegend.getFieldName()); |
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281 | try {
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282 | getDotColorChooserPanel().setColor(theLegend.getDotColor()); |
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283 | } catch (NullPointerException npEx) { |
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284 | getDotColorChooserPanel().setColor(Color.RED);
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285 | } |
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286 | getBtnOutline().setSymbol(theLegend.getOutline()); |
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287 | try {
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288 | double dotValue = theLegend.getDotValue();
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289 | if (dotValue <= 0) |
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290 | dotValue = 100;
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291 | getNmbrDotValue().setText(String.valueOf(dotValue));
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292 | } catch (NullPointerException npEx) { |
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293 | getNmbrDotValue().setText(String.valueOf(max));
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294 | } |
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295 | try {
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296 | double dotSize = theLegend.getDotSize();
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297 | if (dotSize <= 0) |
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298 | dotSize = 2;
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299 | getNumDotSize().setText(String.valueOf(dotSize));
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300 | } catch (NullPointerException npEx) { |
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301 | getNumDotSize().setText(String.valueOf(3)); |
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302 | } |
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303 | |||
304 | } catch (Exception e) { |
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305 | e.printStackTrace(); |
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306 | } |
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307 | } |
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308 | |||
309 | private boolean isNumericField(int fieldType) { |
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310 | switch (fieldType) {
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311 | case Types.BIGINT: |
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312 | case Types.DECIMAL: |
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313 | case Types.DOUBLE: |
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314 | case Types.FLOAT: |
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315 | case Types.INTEGER: |
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316 | case Types.NUMERIC: |
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317 | case Types.REAL: |
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318 | case Types.SMALLINT: |
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319 | case Types.TINYINT: |
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320 | return true; |
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321 | default:
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322 | return false; |
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323 | } |
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324 | |||
325 | } |
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326 | |||
327 | public Legend getLegend() {
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328 | try {
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329 | int shapeType = layer.getShapeType();
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330 | |||
331 | // shapeType should be always polygon
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332 | if (shapeType != FShape.POLYGON) {
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333 | NotificationManager.addError(PluginServices.getText(this, "cannot_apply_to_a_non_polygon_layer"), new Exception()); |
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334 | } |
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335 | |||
336 | // check if the field exists (this is probably dead code)
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337 | SelectableDataSource sds; |
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338 | sds = layer.getRecordset(); |
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339 | if (-1 == sds.getFieldIndexByName(fieldName)) |
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340 | return null; |
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341 | |||
342 | // gather values
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343 | double dotValue;
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344 | double dotSize;
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345 | try {
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346 | dotValue = Double.parseDouble(nmbrDotValue.getText());
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347 | } catch (Exception e) { |
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348 | dotValue = nf.parse(nmbrDotValue.getText()).doubleValue(); |
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349 | } |
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350 | if (dotValue == 0) |
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351 | dotValue = 1;
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352 | try {
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353 | dotSize = Double.parseDouble(numDotSize.getText());
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354 | } catch (Exception e) { |
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355 | dotSize = nf.parse(numDotSize.getText()).doubleValue(); |
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356 | } |
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357 | |||
358 | if (max/dotValue > 50000) { |
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359 | int option = JOptionPane.showConfirmDialog(this, |
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360 | PluginServices.getText(this, "looks_like_too_low_value_for_this_field_may_cause_system_to_run_slow"), |
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361 | PluginServices.getText(this, "warning"), |
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362 | JOptionPane.OK_CANCEL_OPTION);
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363 | if (option == JOptionPane.CANCEL_OPTION) |
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364 | return oldLegend;
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365 | } |
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366 | |||
367 | // create the density symbol with the values set above
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368 | DotDensityFillSymbol densitySymbol = new DotDensityFillSymbol();
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369 | densitySymbol.setDotSize(dotSize); |
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370 | densitySymbol.setDotColor(getDotColorChooserPanel().getColor()); |
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371 | |||
372 | // create a simple-fill symbol over which the dot density will be drawn
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373 | SimpleFillSymbol fillSymbol = new SimpleFillSymbol();
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374 | fillSymbol.setFillColor(Color.WHITE);
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375 | fillSymbol.setOutline((ILineSymbol) getBtnOutline().getSymbol()); |
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376 | |||
377 | // combine both the DotDensitySymbol and the SimpleFillSymbol in
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378 | // MultiLayerSymbol so they will be paint as a unique ISymbol
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379 | MultiLayerFillSymbol symbol = new MultiLayerFillSymbol();
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380 | symbol.setDescription( |
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381 | "DotDensitySymbol" + PluginServices.getText(this, "in_layer") + |
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382 | ": '"+layer.getName()+"'"); |
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383 | symbol.addLayer(fillSymbol); |
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384 | symbol.addLayer(densitySymbol); |
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385 | |||
386 | legend = new DotDensityLegend();
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387 | 11294 | jaume | legend.addSymbol(ValueFactory.createValue("theSymbol"), symbol);
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388 | 10679 | jaume | legend.setDefaultSymbol(symbol); |
389 | legend.setDotValue(dotValue); |
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390 | legend.setFieldName(fieldName); |
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391 | |||
392 | |||
393 | } catch (Exception e) { |
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394 | NotificationManager.addError(PluginServices.getText(this, "could_not_setup_legend")+".", e); |
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395 | } |
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396 | return legend;
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397 | |||
398 | } |
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399 | |||
400 | /**
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401 | * This method initializes centerPanel
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402 | *
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403 | * @return javax.swing.JPanel
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404 | */
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405 | private JPanel getNorthPanel() { |
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406 | if (northPanel == null) { |
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407 | lblLabellingField = new JLabel(); |
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408 | lblLabellingField.setText(PluginServices.getText(this, "labelling_field")+"."); |
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409 | northPanel = new JPanel(new FlowLayout(FlowLayout.LEADING,15,0)); |
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410 | northPanel.add(lblLabellingField, null);
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411 | northPanel.add(getCmbLegendField(), null);
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412 | |||
413 | } |
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414 | return northPanel;
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415 | } |
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416 | |||
417 | private ColorChooserPanel getDotColorChooserPanel() {
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418 | if (jcc == null) { |
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419 | jcc = new ColorChooserPanel() ;
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420 | jcc.setAlpha(255);
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421 | } |
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422 | return jcc;
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423 | } |
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424 | |||
425 | /**
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426 | * This method initializes southPanel
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427 | *
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428 | * @return javax.swing.JPanel
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429 | */
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430 | private JPanel getDensityButtonsPanel() { |
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431 | if (densityButtonsPanel == null) { |
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432 | densityButtonsPanel = new GridBagLayoutPanel();
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433 | LayoutManager layout = new FlowLayout(FlowLayout.LEADING, 0,0); |
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434 | JPanel aux = new JPanel(layout); |
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435 | aux.add(getNumDotSize()); |
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436 | densityButtonsPanel.addComponent( |
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437 | PluginServices.getText(this, "dot_size"), aux); |
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438 | aux = new JPanel(layout); |
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439 | aux.add(getNmbrDotValue()); |
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440 | densityButtonsPanel.addComponent( |
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441 | PluginServices.getText(this,"dot_value"), aux); |
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442 | aux = new JPanel(layout); |
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443 | aux.add(getDotColorChooserPanel()); |
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444 | densityButtonsPanel.addComponent( |
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445 | PluginServices.getText(this, "color"), aux); |
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446 | aux = new JPanel(layout); |
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447 | aux.add(getBtnOutline()); |
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448 | densityButtonsPanel.addComponent( |
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449 | PluginServices.getText(this, "outline_color"), aux); |
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450 | } |
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451 | return densityButtonsPanel;
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452 | } |
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453 | |||
454 | private JSymbolPreviewButton getBtnOutline() {
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455 | if (btnOutline == null) { |
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456 | btnOutline = new JSymbolPreviewButton(FShape.LINE);
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457 | btnOutline.setPreferredSize(new Dimension(100, 35)); |
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458 | } |
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459 | return btnOutline;
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460 | } |
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461 | |||
462 | /**
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463 | * This method initializes pnlDensities
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464 | *
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465 | * @return javax.swing.JPanel
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466 | */
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467 | private JPanel getPnlDensities() { |
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468 | if (pnlDensities == null) { |
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469 | pnlDensities = new JPanel(new BorderLayout(5,0)); |
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470 | pnlDensities.setBorder(BorderFactory.createTitledBorder(null, |
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471 | PluginServices.getText(this, "densities"))); |
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472 | JPanel aux2 = new JPanel(); |
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473 | JPanel aux;
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474 | aux = new JPanel(new GridLayout(1,3)); |
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475 | aux.add(new JLabel(PluginServices.getText(this, "high"))); |
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476 | aux.add(new JLabel(PluginServices.getText(this, "medium"))); |
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477 | aux.add(new JLabel(PluginServices.getText(this, "low"))); |
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478 | |||
479 | aux2.add(aux); |
||
480 | |||
481 | aux = new JPanel(new GridLayout(1,3)); |
||
482 | aux.add(getRdBtnHigh()); |
||
483 | aux.add(getRdBtnMedium()); |
||
484 | aux.add(getRdBtnLow()); |
||
485 | |||
486 | aux2.add(aux); |
||
487 | aux2.setLayout(new BoxLayout(aux2, BoxLayout.Y_AXIS)); |
||
488 | |||
489 | pnlDensities.add(aux2, BorderLayout.NORTH);
|
||
490 | pnlDensities.add(getSldDensity(), BorderLayout.CENTER);
|
||
491 | pnlDensities.add(getDensityButtonsPanel(), BorderLayout.SOUTH);
|
||
492 | |||
493 | ButtonGroup group = new ButtonGroup(); |
||
494 | group.add(getRdBtnHigh()); |
||
495 | group.add(getRdBtnLow()); |
||
496 | group.add(getRdBtnMedium()); |
||
497 | getRdBtnMedium().setSelected(true);
|
||
498 | } |
||
499 | return pnlDensities;
|
||
500 | } |
||
501 | |||
502 | |||
503 | /**
|
||
504 | * This method initializes cmbLegendField
|
||
505 | *
|
||
506 | * @return javax.swing.JComboBox
|
||
507 | */
|
||
508 | private JComboBox getCmbLegendField() { |
||
509 | if (cmbLegendField == null) { |
||
510 | cmbLegendField = new JComboBox(); |
||
511 | cmbLegendField.addActionListener(cmbAction); |
||
512 | } |
||
513 | return cmbLegendField;
|
||
514 | } |
||
515 | |||
516 | /**
|
||
517 | * This method initializes rdBtnHigh
|
||
518 | *
|
||
519 | * @return javax.swing.JRadioButton
|
||
520 | */
|
||
521 | private JRadioButton getRdBtnHigh() { |
||
522 | if (rdBtnHigh == null) { |
||
523 | rdBtnHigh = new JRadioButton(new ImageIcon( |
||
524 | getClass().getClassLoader(). |
||
525 | getResource("images/high-density-sample.png")));
|
||
526 | rdBtnHigh.addActionListener(buttonsListener); |
||
527 | } |
||
528 | return rdBtnHigh;
|
||
529 | } |
||
530 | |||
531 | /**
|
||
532 | * This method initializes rdBtnMedium
|
||
533 | *
|
||
534 | * @return javax.swing.JRadioButton
|
||
535 | */
|
||
536 | private JRadioButton getRdBtnMedium() { |
||
537 | if (rdBtnMedium == null) { |
||
538 | rdBtnMedium = new JRadioButton(new ImageIcon( |
||
539 | getClass().getClassLoader(). |
||
540 | getResource("images/medium-density-sample.png")));
|
||
541 | rdBtnMedium.addActionListener(buttonsListener); |
||
542 | } |
||
543 | return rdBtnMedium;
|
||
544 | } |
||
545 | |||
546 | /**
|
||
547 | * This method initializes rdBtnMax
|
||
548 | *
|
||
549 | * @return javax.swing.JRadioButton
|
||
550 | */
|
||
551 | private JRadioButton getRdBtnLow() { |
||
552 | if (rdBtnLow == null) { |
||
553 | rdBtnLow = new JRadioButton(new ImageIcon( |
||
554 | getClass().getClassLoader(). |
||
555 | getResource("images/low-density-sample.png")));
|
||
556 | rdBtnLow.addActionListener(buttonsListener); |
||
557 | } |
||
558 | return rdBtnLow;
|
||
559 | } |
||
560 | |||
561 | /**
|
||
562 | * This method initializes numDotSize
|
||
563 | *
|
||
564 | * @return de.ios.framework.swing.JNumberField
|
||
565 | */
|
||
566 | private JTextField getNumDotSize() { |
||
567 | if (numDotSize == null) { |
||
568 | numDotSize = new JTextField(4); |
||
569 | } |
||
570 | return numDotSize;
|
||
571 | } |
||
572 | |||
573 | /**
|
||
574 | * This method initializes nmbrDotValue
|
||
575 | *
|
||
576 | * @return de.ios.framework.swing.JNumberField
|
||
577 | */
|
||
578 | private JTextField getNmbrDotValue() { |
||
579 | if (nmbrDotValue == null) { |
||
580 | nmbrDotValue = new JTextField(15); |
||
581 | |||
582 | } |
||
583 | return nmbrDotValue;
|
||
584 | } |
||
585 | |||
586 | /**
|
||
587 | * This method initializes centerPanel
|
||
588 | *
|
||
589 | * @return javax.swing.JPanel
|
||
590 | */
|
||
591 | private JPanel getCenterPanel() { |
||
592 | if (centerPanel == null) { |
||
593 | centerPanel = new JPanel(); |
||
594 | centerPanel.setLayout(new BorderLayout(5, 5)); |
||
595 | centerPanel.add(getPnlDensities(), java.awt.BorderLayout.WEST); |
||
596 | } |
||
597 | return centerPanel;
|
||
598 | } |
||
599 | |||
600 | /**
|
||
601 | * This method initializes sldDensity
|
||
602 | *
|
||
603 | * @return javax.swing.JSlider
|
||
604 | */
|
||
605 | private JSlider getSldDensity() { |
||
606 | if (sldDensity == null) { |
||
607 | sldDensity = new JSlider(); |
||
608 | sldDensity.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
|
||
609 | sldDensity.addChangeListener(sldListener); |
||
610 | } |
||
611 | return sldDensity;
|
||
612 | } |
||
613 | |||
614 | public String getDescription() { |
||
615 | return PluginServices.getText(this,"Defines_a_dot_density_symbol_based_on_a_field_value") + "."; |
||
616 | } |
||
617 | |||
618 | public ISymbol getPreviewSymbol() {
|
||
619 | // TODO Implement it
|
||
620 | return null; |
||
621 | } |
||
622 | |||
623 | public Class getParentClass() { |
||
624 | return Quantities.class;
|
||
625 | } |
||
626 | |||
627 | public String getTitle() { |
||
628 | return PluginServices.getText(this, "dot_density"); |
||
629 | } |
||
630 | |||
631 | public JPanel getPanel() { |
||
632 | return this; |
||
633 | } |
||
634 | |||
635 | public Class getLegendClass() { |
||
636 | return DotDensityLegend.class;
|
||
637 | } |
||
638 | |||
639 | } // @jve:decl-index=0:visual-constraint="10,10" |