svn-gvsig-desktop / trunk / extensions / extGraph_predes / src / com / iver / cit / gvsig / graph / TestExtension.java @ 8207
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1 | 8063 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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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 | * 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 | package com.iver.cit.gvsig.graph; |
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42 | |||
43 | import java.awt.BasicStroke; |
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44 | import java.awt.Color; |
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45 | 8133 | fjp | import java.awt.Frame; |
46 | 8063 | fjp | import java.io.File; |
47 | import java.util.Collection; |
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48 | import java.util.Iterator; |
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49 | 8133 | fjp | import java.util.List; |
50 | import java.util.ListIterator; |
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51 | 8063 | fjp | |
52 | import com.iver.andami.PluginServices; |
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53 | import com.iver.andami.plugins.Extension; |
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54 | 8133 | fjp | import com.iver.cit.gvsig.fmap.DriverException; |
55 | 8063 | fjp | import com.iver.cit.gvsig.fmap.MapContext; |
56 | import com.iver.cit.gvsig.fmap.MapControl; |
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57 | import com.iver.cit.gvsig.fmap.core.FShape; |
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58 | import com.iver.cit.gvsig.fmap.core.IFeature; |
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59 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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60 | import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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61 | import com.iver.cit.gvsig.fmap.layers.FLayer; |
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62 | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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63 | import com.iver.cit.gvsig.fmap.layers.GraphicLayer; |
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64 | import com.iver.cit.gvsig.fmap.layers.SingleLayerIterator; |
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65 | 8133 | fjp | import com.iver.cit.gvsig.fmap.layers.VectorialAdapter; |
66 | 8063 | fjp | import com.iver.cit.gvsig.fmap.rendering.FGraphic; |
67 | 8133 | fjp | import com.iver.cit.gvsig.graph.core.EdgeWeightLabeller; |
68 | import com.iver.cit.gvsig.graph.core.FEdge; |
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69 | import com.iver.cit.gvsig.graph.core.FNode; |
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70 | 8063 | fjp | import com.iver.cit.gvsig.graph.core.IGraph; |
71 | 8162 | fjp | import com.iver.cit.gvsig.graph.core.JungGraph; |
72 | 8063 | fjp | import com.iver.cit.gvsig.graph.core.Network; |
73 | import com.iver.cit.gvsig.graph.core.NetworkRedLoader; |
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74 | 8188 | jaume | import com.iver.cit.gvsig.graph.gui.DlgDirections; |
75 | 8063 | fjp | import com.iver.cit.gvsig.graph.solvers.Route; |
76 | import com.iver.cit.gvsig.graph.solvers.ShortestPathSolver; |
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77 | import com.iver.cit.gvsig.project.documents.view.gui.View; |
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78 | |||
79 | 8133 | fjp | import edu.uci.ics.jung.algorithms.shortestpath.DijkstraShortestPath; |
80 | |||
81 | 8063 | fjp | public class TestExtension extends Extension { |
82 | |||
83 | public static ShortestPathSolver solver = new ShortestPathSolver(); |
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84 | private int idSymbolLine = -1; |
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85 | 8188 | jaume | |
86 | 8063 | fjp | public void initialize() { |
87 | } |
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88 | |||
89 | public void execute(String actionCommand) { |
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90 | View v = (View) PluginServices.getMDIManager().getActiveWindow(); |
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91 | MapContext map = v.getMapControl().getMapContext(); |
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92 | SingleLayerIterator it = new SingleLayerIterator(map.getLayers());
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93 | while (it.hasNext())
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94 | { |
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95 | FLayer aux = it.next(); |
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96 | 8133 | fjp | if (!aux.isActive())
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97 | continue;
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98 | 8063 | fjp | Network net = new Network();
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99 | net.setLayer((FLyrVect) aux); |
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100 | NetworkRedLoader netLoader = new NetworkRedLoader();
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101 | 8188 | jaume | |
102 | 8063 | fjp | netLoader.setNetFile(new File("c:/ejes.red")); |
103 | 8188 | jaume | |
104 | 8063 | fjp | IGraph g = netLoader.loadNetwork(); |
105 | |||
106 | net.setGraph(g); |
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107 | 8133 | fjp | |
108 | 8063 | fjp | // Primer punto
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109 | 8162 | fjp | net.addFlag(433647.09375, 4488029, 10); |
110 | 8188 | jaume | |
111 | 8063 | fjp | // Segundo punto
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112 | 8162 | fjp | net.addFlag(437290.96875, 4481547, 10); |
113 | 8188 | jaume | |
114 | |||
115 | |||
116 | 8063 | fjp | Route route; |
117 | 8188 | jaume | try {
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118 | 8063 | fjp | solver.setNetwork(net); |
119 | solver.setFielStreetName("Nombre");
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120 | route = solver.calculateRoute(); |
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121 | 8133 | fjp | DlgDirections dlg = new DlgDirections((Frame) PluginServices.getMainFrame(), false); |
122 | dlg.setModel(route.getFeatureList()); |
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123 | |||
124 | 8063 | fjp | createGraphicsFrom(route.getFeatureList(), v.getMapControl()); |
125 | 8188 | jaume | |
126 | 8133 | fjp | dlg.setVisible(true);
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127 | System.out.println("distancia fjp:" + route.getCost()); |
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128 | 8188 | jaume | |
129 | 8133 | fjp | // PROBAMOS JUNG
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130 | 8162 | fjp | JungGraph jG = new JungGraph(net.getGraph());
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131 | 8188 | jaume | |
132 | 8133 | fjp | // Probamos la algoritmia: distancia entre nodo 1 y nodo 1000
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133 | 8162 | fjp | DijkstraShortestPath distCalculator = new DijkstraShortestPath(jG, new EdgeWeightLabeller()); |
134 | FNode vOrig = jG.getVertexByID(1);
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135 | FNode vEnd = jG.getVertexByID(1000);
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136 | 8133 | fjp | long t1 = System.currentTimeMillis(); |
137 | Number dist = distCalculator.getDistance(vOrig, vEnd);
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138 | long t2 = System.currentTimeMillis(); |
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139 | 8188 | jaume | |
140 | 8133 | fjp | // assertEquals(dist.doubleValue(), 8887, 0);
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141 | 8188 | jaume | |
142 | 8133 | fjp | System.out.println("dist =" + dist + " meters. msecs: " + (t2-t1)); |
143 | |||
144 | List path = distCalculator.getPath(vOrig, vEnd);
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145 | createGraphicsFrom(path.listIterator(), v.getMapControl()); |
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146 | |||
147 | System.out.println(vOrig + " - " + vEnd); |
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148 | System.out.println(vOrig.getX() + ", " + vOrig.getY() |
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149 | + " - " + vEnd.getX() + ", " + vEnd.getY()); |
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150 | |||
151 | 8188 | jaume | |
152 | 8063 | fjp | } catch (GraphException e) {
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153 | // TODO Auto-generated catch block
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154 | e.printStackTrace(); |
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155 | 8133 | fjp | } catch (DriverException e) {
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156 | // TODO Auto-generated catch block
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157 | e.printStackTrace(); |
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158 | 8063 | fjp | } |
159 | } |
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160 | 8188 | jaume | |
161 | |||
162 | |||
163 | 8063 | fjp | } |
164 | |||
165 | private void createGraphicsFrom(Collection featureList, MapControl mapControl) { |
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166 | Iterator it = featureList.iterator();
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167 | GraphicLayer graphicLayer = mapControl.getMapContext().getGraphicsLayer(); |
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168 | if (idSymbolLine == -1) |
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169 | { |
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170 | 8133 | fjp | Color color = new Color(0.9f, 0.0f, 0.0f, 0.3f); |
171 | FSymbol lineSymbol = new FSymbol(FShape.LINE, color);
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172 | 8063 | fjp | lineSymbol.setStroke(new BasicStroke(3.0f)); |
173 | idSymbolLine = graphicLayer.addSymbol(lineSymbol); |
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174 | } |
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175 | while (it.hasNext()) {
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176 | IFeature feat = (IFeature) it.next(); |
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177 | IGeometry gAux = feat.getGeometry(); |
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178 | FGraphic graphic = new FGraphic(gAux, idSymbolLine);
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179 | 8207 | fjp | graphicLayer.insertGraphic(0, graphic);
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180 | 8063 | fjp | } |
181 | mapControl.drawGraphics(); |
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182 | 8188 | jaume | |
183 | 8063 | fjp | } |
184 | 8188 | jaume | |
185 | 8133 | fjp | private void createGraphicsFrom(ListIterator it, MapControl mapControl) throws DriverException { |
186 | GraphicLayer graphicLayer = mapControl.getMapContext().getGraphicsLayer(); |
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187 | Color color = new Color(0.5f, 0.8f, 0.0f, 0.5f); |
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188 | FSymbol lineSymbol = new FSymbol(FShape.LINE, color);
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189 | 8162 | fjp | lineSymbol.setStroke(new BasicStroke(7.0f)); |
190 | 8133 | fjp | int idSymbol = graphicLayer.addSymbol(lineSymbol);
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191 | VectorialAdapter va = (VectorialAdapter) solver.getNetwork().getLayer().getSource(); |
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192 | while (it.hasNext()) {
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193 | FEdge edge = (FEdge) it.next(); |
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194 | IFeature feat = va.getFeature(edge.getArcID()); |
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195 | IGeometry gAux = feat.getGeometry(); |
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196 | FGraphic graphic = new FGraphic(gAux, idSymbol);
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197 | 8207 | fjp | graphicLayer.insertGraphic(0, graphic);
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198 | 8133 | fjp | } |
199 | mapControl.drawGraphics(); |
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200 | 8188 | jaume | |
201 | 8133 | fjp | } |
202 | 8063 | fjp | |
203 | 8188 | jaume | |
204 | 8063 | fjp | public boolean isEnabled() { |
205 | // TODO Auto-generated method stub
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206 | return true; |
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207 | } |
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208 | |||
209 | public boolean isVisible() { |
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210 | // TODO Auto-generated method stub
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211 | return true; |
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212 | } |
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213 | |||
214 | } |
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215 |