root / branches / v2_0_0_prep / applications / appgvSIG / src / org / gvsig / app / project / documents / view / toolListeners / InfoListener.java @ 38562
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1 | 14821 | jmvivo | /* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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2 | 7771 | caballero | *
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3 | * Copyright (C) 2004 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 | 14821 | jmvivo | * Av. Blasco Ib��ez, 50
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24 | 7771 | caballero | * 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 | 29596 | jpiera | package org.gvsig.app.project.documents.view.toolListeners; |
42 | 7771 | caballero | |
43 | import java.awt.Image; |
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44 | 33429 | cordinyana | import java.util.HashMap; |
45 | import java.util.Map; |
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46 | 7771 | caballero | |
47 | import javax.swing.JDialog; |
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48 | 35485 | jjdelcerro | import javax.swing.JPanel; |
49 | 7771 | caballero | |
50 | 38562 | jldominguez | import org.slf4j.Logger; |
51 | import org.slf4j.LoggerFactory; |
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52 | |||
53 | 29596 | jpiera | import org.gvsig.andami.PluginServices; |
54 | import org.gvsig.andami.messages.NotificationManager; |
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55 | 35485 | jjdelcerro | import org.gvsig.andami.ui.mdiManager.IWindow; |
56 | import org.gvsig.app.ApplicationLocator; |
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57 | import org.gvsig.app.ApplicationManager; |
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58 | 29596 | jpiera | import org.gvsig.app.project.documents.view.info.gui.FInfoDialog; |
59 | 35485 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Point; |
60 | 20994 | jmvivo | import org.gvsig.fmap.mapcontext.layers.FLayer; |
61 | import org.gvsig.fmap.mapcontext.layers.operations.InfoByPoint; |
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62 | import org.gvsig.fmap.mapcontrol.MapControl; |
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63 | 33429 | cordinyana | import org.gvsig.fmap.mapcontrol.MapControlLocator; |
64 | import org.gvsig.fmap.mapcontrol.swing.dynobject.LayersDynObjectSetComponent; |
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65 | 20994 | jmvivo | import org.gvsig.fmap.mapcontrol.tools.BehaviorException; |
66 | import org.gvsig.fmap.mapcontrol.tools.Events.PointEvent; |
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67 | import org.gvsig.fmap.mapcontrol.tools.Listeners.PointListener; |
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68 | 35485 | jjdelcerro | import org.gvsig.tools.ToolsLocator; |
69 | 33429 | cordinyana | import org.gvsig.tools.dynobject.DynObjectSet; |
70 | 35485 | jjdelcerro | import org.gvsig.tools.extensionpoint.ExtensionPoint; |
71 | import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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72 | import org.gvsig.tools.extensionpoint.ExtensionSingleton; |
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73 | 7771 | caballero | |
74 | /**
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75 | 33429 | cordinyana | * Listener that looks for information at the point selected by one
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76 | * click of any mouse's button, in the active layers of the associated
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77 | * <code>MapControl</code>, and displays that data on a {@link FInfoDialog
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78 | * FInfoDialog} dialog.
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79 | *
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80 | * @author -2009 Vicente Caballero Navarro
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81 | * @author 2009- gvSIG Team
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82 | 7771 | caballero | */
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83 | public class InfoListener implements PointListener { |
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84 | |||
85 | 33429 | cordinyana | /**
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86 | * Object used to log messages for this listener.
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87 | */
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88 | 38562 | jldominguez | //
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89 | private static final Logger logger = LoggerFactory.getLogger(InfoListener.class); |
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90 | 7771 | caballero | |
91 | 35485 | jjdelcerro | private static final String EP_INFOTOOL_NAME = "org.gvsig.app.infotool"; |
92 | private static final String EP_INFOTOOL_RENDERER = "renderer"; |
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93 | |||
94 | public static void initializeExtensionPoint() { |
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95 | ExtensionPointManager manager = ToolsLocator.getExtensionPointManager(); |
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96 | ExtensionPoint point = manager.add(EP_INFOTOOL_NAME, "Register of data relative to infotool");
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97 | point.append( |
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98 | EP_INFOTOOL_RENDERER, |
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99 | "Renderer used to show in a panel the info by point tool.",
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100 | new DefaultInfoByPointRenderer()
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101 | ); |
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102 | } |
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103 | |||
104 | 33429 | cordinyana | /**
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105 | * The image to display when the cursor is active.
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106 | */
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107 | private final Image img = PluginServices.getIconTheme() |
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108 | .get("cursor-query-information").getImage();
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109 | 7771 | caballero | |
110 | 33429 | cordinyana | /**
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111 | * Reference to the <code>MapControl</code> object that uses.
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112 | */
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113 | private MapControl mapCtrl;
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114 | 20098 | jmvivo | |
115 | 33429 | cordinyana | /**
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116 | * Radius as tolerance around the selected point, the area will be used to
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117 | * look for information.
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118 | */
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119 | private static int TOL = 7; |
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120 | 7771 | caballero | |
121 | 33429 | cordinyana | /**
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122 | * <p>
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123 | * Creates a new <code>InfoListener</code> object.
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124 | * </p>
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125 | *
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126 | * @param mc
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127 | * the <code>MapControl</code> where will be applied the changes
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128 | */
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129 | public InfoListener(MapControl mc) {
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130 | this.mapCtrl = mc;
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131 | } |
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132 | 7771 | caballero | |
133 | 33429 | cordinyana | public void point(PointEvent event) throws BehaviorException { |
134 | 33657 | cordinyana | try {
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135 | 35485 | jjdelcerro | ApplicationManager application = ApplicationLocator.getManager(); |
136 | 33657 | cordinyana | int numLayersInfoable = 0; |
137 | 35485 | jjdelcerro | Point point = event.getMapPoint();
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138 | double tolerance = mapCtrl.getViewPort().toMapDistance(TOL);
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139 | 7771 | caballero | |
140 | 33657 | cordinyana | FLayer[] sel = mapCtrl.getMapContext().getLayers().getActives();
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141 | Map<String, DynObjectSet> layer2info = |
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142 | new HashMap<String, DynObjectSet>(sel.length); |
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143 | 7771 | caballero | |
144 | 33657 | cordinyana | for (int i = 0; i < sel.length; i++) { |
145 | FLayer laCapa = sel[i]; |
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146 | if (laCapa instanceof InfoByPoint) { |
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147 | InfoByPoint layer = (InfoByPoint) laCapa; |
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148 | 35485 | jjdelcerro | DynObjectSet info = layer.getInfo(point, tolerance); |
149 | 33429 | cordinyana | layer2info.put(laCapa.getName(), info); |
150 | 7771 | caballero | numLayersInfoable++; |
151 | 33429 | cordinyana | } |
152 | } |
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153 | 38562 | jldominguez | |
154 | if (numLayersInfoable == 0) { |
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155 | return;
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156 | } |
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157 | 7771 | caballero | |
158 | 35485 | jjdelcerro | ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
159 | InfoByPointRenderer renderer = (InfoByPointRenderer)extensionPoints.get(EP_INFOTOOL_NAME).create(EP_INFOTOOL_RENDERER); |
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160 | |||
161 | 38562 | jldominguez | IWindow window = renderer.getPanel(); |
162 | boolean first_time = (window == null); |
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163 | renderer.resetPanel(layer2info); |
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164 | |||
165 | window = renderer.getPanel(); |
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166 | if (window == null) { |
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167 | logger.info("Error. Unable to create info panel.");
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168 | return;
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169 | } |
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170 | |||
171 | |||
172 | if (first_time) {
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173 | PluginServices.getMDIManager().addCentredWindow(window); |
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174 | } else {
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175 | // perhaps bring to front
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176 | } |
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177 | |||
178 | 7771 | caballero | |
179 | 33657 | cordinyana | } catch (Exception e) { |
180 | NotificationManager.addError("Info by Point", e);
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181 | e.printStackTrace(); |
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182 | 33429 | cordinyana | } |
183 | } |
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184 | 7771 | caballero | |
185 | 33429 | cordinyana | public Image getImageCursor() { |
186 | return img;
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187 | } |
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188 | 7771 | caballero | |
189 | 33429 | cordinyana | public boolean cancelDrawing() { |
190 | return false; |
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191 | } |
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192 | 7771 | caballero | |
193 | 33429 | cordinyana | public void pointDoubleClick(PointEvent event) throws BehaviorException { |
194 | // Nothing to do
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195 | } |
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196 | 35485 | jjdelcerro | |
197 | public interface InfoByPointRenderer { |
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198 | 38562 | jldominguez | |
199 | public FInfoDialog getPanel();
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200 | public void resetPanel(Map<String, DynObjectSet> layersInfo); |
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201 | |||
202 | 35485 | jjdelcerro | } |
203 | |||
204 | public static class DefaultInfoByPointRenderer implements InfoByPointRenderer, ExtensionSingleton { |
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205 | 38562 | jldominguez | |
206 | private FInfoDialog dlgInfo = null; |
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207 | |||
208 | public FInfoDialog getPanel() {
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209 | return dlgInfo;
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210 | } |
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211 | |||
212 | |||
213 | public void resetPanel(Map<String, DynObjectSet> layersInfo) { |
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214 | 35485 | jjdelcerro | // TODO: set the writable parameter to true to activate
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215 | // edition of the info by point information.
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216 | LayersDynObjectSetComponent infoComponent = |
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217 | MapControlLocator.getMapControlManager() |
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218 | .createLayersDynObjectSetComponent(layersInfo, false);
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219 | 38562 | jldominguez | |
220 | if (dlgInfo == null) { |
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221 | dlgInfo = new FInfoDialog(infoComponent);
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222 | } else {
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223 | dlgInfo.setInfo(infoComponent); |
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224 | } |
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225 | 35485 | jjdelcerro | } |
226 | |||
227 | } |
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228 | |||
229 | |||
230 | 33429 | cordinyana | } |