root / trunk / extensions / extGraph / src / org / gvsig / graph / core / NetworkUtils.java @ 29993
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1 | 20104 | fpenarrubia | /* 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 | 22182 | fpenarrubia | package org.gvsig.graph.core; |
42 | 20104 | fpenarrubia | |
43 | import java.awt.Color; |
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44 | import java.awt.geom.Point2D; |
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45 | import java.awt.geom.Rectangle2D; |
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46 | import java.io.File; |
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47 | import java.util.ArrayList; |
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48 | import java.util.Iterator; |
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49 | |||
50 | import javax.swing.ImageIcon; |
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51 | |||
52 | 24380 | fpenarrubia | import org.gvsig.exceptions.BaseException; |
53 | 22182 | fpenarrubia | import org.gvsig.graph.solvers.Route; |
54 | |||
55 | 24380 | fpenarrubia | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
56 | import com.iver.andami.messages.NotificationManager; |
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57 | 20104 | fpenarrubia | import com.iver.cit.gvsig.fmap.MapControl; |
58 | import com.iver.cit.gvsig.fmap.ViewPort; |
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59 | import com.iver.cit.gvsig.fmap.core.IFeature; |
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60 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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61 | import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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62 | import com.iver.cit.gvsig.fmap.core.styles.ArrowDecoratorStyle; |
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63 | import com.iver.cit.gvsig.fmap.core.styles.ILineStyle; |
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64 | import com.iver.cit.gvsig.fmap.core.styles.SimpleLineStyle; |
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65 | import com.iver.cit.gvsig.fmap.core.symbols.IMarkerSymbol; |
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66 | import com.iver.cit.gvsig.fmap.core.symbols.ISymbol; |
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67 | import com.iver.cit.gvsig.fmap.core.symbols.SimpleLineSymbol; |
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68 | import com.iver.cit.gvsig.fmap.core.v02.FConstant; |
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69 | import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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70 | 24380 | fpenarrubia | import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
71 | import com.iver.cit.gvsig.fmap.featureiterators.FeatureIteratorTest; |
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72 | 20104 | fpenarrubia | import com.iver.cit.gvsig.fmap.layers.FLayer; |
73 | 24380 | fpenarrubia | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
74 | 20104 | fpenarrubia | import com.iver.cit.gvsig.fmap.layers.GraphicLayer; |
75 | 24380 | fpenarrubia | import com.iver.cit.gvsig.fmap.layers.ReadableVectorial; |
76 | import com.iver.cit.gvsig.fmap.layers.VectorialAdapter; |
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77 | 20104 | fpenarrubia | import com.iver.cit.gvsig.fmap.rendering.FGraphic; |
78 | |||
79 | import com.vividsolutions.jts.geom.Coordinate; |
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80 | import com.vividsolutions.jts.geom.Geometry; |
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81 | import com.vividsolutions.jts.geom.GeometryFactory; |
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82 | import com.vividsolutions.jts.geom.LineString; |
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83 | 24380 | fpenarrubia | import com.vividsolutions.jts.geom.MultiPoint; |
84 | import com.vividsolutions.jts.geom.Point; |
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85 | 20104 | fpenarrubia | |
86 | public class NetworkUtils { |
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87 | static int idSymbolFlag = -1; |
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88 | |||
89 | static private GeometryFactory geomFactory = new GeometryFactory(); |
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90 | |||
91 | private static IMarkerSymbol simFlag2; |
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92 | private static FSymbol simFlag; |
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93 | |||
94 | |||
95 | |||
96 | public static void clearBarriersFromGraphics(MapControl mc) { |
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97 | GraphicLayer graphics = mc.getMapContext().getGraphicsLayer(); |
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98 | for (int i = graphics.getNumGraphics() - 1; i >= 0; i--) { |
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99 | FGraphic aux = graphics.getGraphic(i); |
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100 | if (aux.getTag() != null) |
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101 | if (aux.getTag().equalsIgnoreCase("BARRIER")) |
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102 | graphics.removeGraphic(aux); |
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103 | } |
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104 | } |
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105 | |||
106 | public static void clearFlagsFromGraphics(MapControl mc) { |
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107 | GraphicLayer graphics = mc.getMapContext().getGraphicsLayer(); |
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108 | for (int i = graphics.getNumGraphics() - 1; i >= 0; i--) { |
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109 | FGraphic aux = graphics.getGraphic(i); |
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110 | if (aux.getTag() != null) |
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111 | if (aux.getTag().equalsIgnoreCase("FLAG")) |
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112 | graphics.removeGraphic(aux); |
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113 | } |
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114 | } |
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115 | |||
116 | public static void clearFlagFromGraphics(MapControl mc, GvFlag flag) { |
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117 | GraphicLayer graphics = mc.getMapContext().getGraphicsLayer(); |
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118 | FGraphic graphic = graphics.getGraphicByObjectTag(flag); |
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119 | graphics.removeGraphic(graphic); |
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120 | } |
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121 | |||
122 | public static void clearRouteFromGraphics(MapControl mc) { |
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123 | GraphicLayer graphics = mc.getMapContext().getGraphicsLayer(); |
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124 | for (int i = graphics.getNumGraphics() - 1; i >= 0; i--) { |
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125 | FGraphic aux = graphics.getGraphic(i); |
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126 | if (aux.getTag() != null) |
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127 | if (aux.getTag().equalsIgnoreCase("ROUTE")) |
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128 | graphics.removeGraphic(aux); |
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129 | } |
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130 | } |
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131 | |||
132 | public static void centerGraphicsOnFlags(MapControl mc, GvFlag[] flags){ |
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133 | ViewPort vp = mc.getViewPort(); |
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134 | Rectangle2D extent = vp.getAdjustedExtent();
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135 | /*double xNC = flag.getOriginalPoint().getX();
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136 | double yNC = flag.getOriginalPoint().getY();*/
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137 | double width = extent.getWidth();
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138 | double height = extent.getHeight();
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139 | |||
140 | Rectangle2D.Double r = null;//new Rectangle2D.Double(); |
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141 | |||
142 | /*r.width = width;
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143 | r.height = height;
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144 | r.x = xNC - width/2;
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145 | r.y = yNC - height/2;*/
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146 | |||
147 | for (int i = 0; i < flags.length; i++) { |
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148 | if(flags[i]!=null){ |
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149 | Point2D p=flags[i].getOriginalPoint();
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150 | if (r==null) |
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151 | r=new Rectangle2D.Double(p.getX(),p.getY(),0,0); |
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152 | else
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153 | r.add(flags[i].getOriginalPoint()); |
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154 | } |
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155 | } |
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156 | |||
157 | double realTol = mc.getViewPort().toMapDistance(15); |
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158 | |||
159 | r.height=r.height+realTol; |
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160 | r.width=r.width+realTol; |
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161 | r.x = r.x-(realTol/2.0);//r.getMaxX() - r.width/2; |
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162 | r.y = r.y-(realTol/2.0);//r.getMaxY() - r.height/2; |
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163 | |||
164 | vp.setExtent(r); |
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165 | mc.getMapContext().invalidate(); |
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166 | } |
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167 | |||
168 | public static void centerGraphicsOnFlag(MapControl mc, GvFlag flag){ |
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169 | ViewPort vp = mc.getViewPort(); |
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170 | Rectangle2D extent = vp.getAdjustedExtent();
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171 | double xNC = flag.getOriginalPoint().getX();
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172 | double yNC = flag.getOriginalPoint().getY();
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173 | double width = extent.getWidth();
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174 | double height = extent.getHeight();
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175 | |||
176 | Rectangle2D.Double r = new Rectangle2D.Double(); |
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177 | |||
178 | r.width = width; |
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179 | r.height = height; |
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180 | r.x = xNC - width/2;
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181 | r.y = yNC - height/2;
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182 | |||
183 | vp.setExtent(r); |
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184 | } |
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185 | |||
186 | public static void drawRouteOnGraphics(MapControl mc, Route route){ |
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187 | Iterator it = route.getFeatureList().iterator();
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188 | int idSymbolLine=-1; |
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189 | GraphicLayer graphicLayer = mc.getMapContext().getGraphicsLayer(); |
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190 | // if (idSymbolLine == -1)
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191 | { |
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192 | SimpleLineSymbol arrowSymbol = new SimpleLineSymbol();
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193 | // FSymbol arrowSymbol = new FSymbol(FConstant.SYMBOL_TYPE_LINE);
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194 | arrowSymbol.setLineColor(Color.RED);
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195 | arrowSymbol.setUnit(-1); //pixels |
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196 | arrowSymbol.setLineWidth(3.0f);
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197 | ILineStyle lineStyle = new SimpleLineStyle();
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198 | |||
199 | ArrowDecoratorStyle arrowDecoratorStyle = new ArrowDecoratorStyle();
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200 | arrowDecoratorStyle.setArrowMarkerCount(1);
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201 | lineStyle.setArrowDecorator(arrowDecoratorStyle ); |
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202 | lineStyle.setLineWidth(3.0f);
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203 | arrowSymbol.setLineStyle(lineStyle); |
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204 | idSymbolLine = graphicLayer.addSymbol(arrowSymbol); |
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205 | |||
206 | } |
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207 | // Para evitar hacer reallocate de los elementos de la
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208 | // graphicList cada vez, creamos primero la lista
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209 | // y la insertamos toda de una vez.
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210 | ArrayList graphicsRoute = new ArrayList(); |
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211 | while (it.hasNext()) {
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212 | IFeature feat = (IFeature) it.next(); |
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213 | IGeometry gAux = feat.getGeometry(); |
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214 | FGraphic graphic = new FGraphic(gAux, idSymbolLine);
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215 | graphic.setTag("ROUTE");
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216 | graphicsRoute.add(graphic); |
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217 | // graphicLayer.insertGraphic(0, graphic);
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218 | } |
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219 | // Lo insertamos al principio de la lista para que los
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220 | // pushpins se dibujen despu?s.
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221 | |||
222 | graphicLayer.inserGraphics(0, graphicsRoute);
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223 | mc.drawGraphics(); |
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224 | } |
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225 | |||
226 | public static File getNetworkFile(FLayer lyr) { |
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227 | String directoryName = System.getProperty("java.io.tmpdir"); |
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228 | String aux = lyr.getName().replaceAll("\\Q.shp\\E", ".net"); |
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229 | File newFile = new File(directoryName + File.separator + aux); |
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230 | return newFile;
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231 | |||
232 | } |
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233 | |||
234 | public static void addGraphicFlag(MapControl mapControl, GvFlag flag) { |
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235 | addGraphicFlag(mapControl, flag, getDefaultSymbolFlag()); |
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236 | } |
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237 | |||
238 | /**
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239 | * @return
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240 | */
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241 | public static ISymbol getDefaultSymbolFlag() { |
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242 | if (simFlag == null) { |
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243 | |||
244 | simFlag = new FSymbol(FConstant.SYMBOL_TYPE_ICON);
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245 | ImageIcon icon = new ImageIcon(NetworkUtils.class.getClassLoader() |
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246 | .getResource("images/pushpin.png"));
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247 | simFlag.setIcon(icon.getImage()); |
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248 | simFlag.setSize(24);
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249 | simFlag.setSizeInPixels(true);
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250 | simFlag.setStyle(FConstant.SYMBOL_STYLE_MARKER_IMAGEN); |
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251 | } |
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252 | return simFlag;
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253 | } |
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254 | |||
255 | public static void addGraphicFlag(MapControl mapControl, GvFlag flag, |
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256 | ISymbol sym) { |
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257 | GraphicLayer graphicLayer = mapControl.getMapContext() |
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258 | .getGraphicsLayer(); |
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259 | int idSymbol = graphicLayer.getSymbol(sym);
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260 | if (idSymbol == -1) { // El s?mbolo no existe todav?a en la lista de |
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261 | // gr?ficos
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262 | idSymbol = graphicLayer.addSymbol(sym); |
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263 | } |
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264 | IGeometry gAux = ShapeFactory.createPoint2D(flag.getOriginalPoint() |
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265 | .getX(), flag.getOriginalPoint().getY()); |
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266 | FGraphic graphic = new FGraphic(gAux, idSymbol);
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267 | graphic.setTag("FLAG");
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268 | graphic.setObjectTag(flag); |
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269 | graphicLayer.addGraphic(graphic); |
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270 | |||
271 | } |
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272 | |||
273 | /**
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274 | * Receives jtsgeom, percentage of desired linestring and direction.
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275 | *
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276 | * @param geom
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277 | * @param pct
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278 | * @param direction
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279 | * 1=> same as geometry. 0=> Inversed
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280 | * @return partial linestring
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281 | */
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282 | public static LineString getPartialLineString(Geometry geom, double pct, |
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283 | int direction)
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284 | // Si parte vale cero, los v?lidos son los primeros. Si no, los segundos.
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285 | { |
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286 | int j, numVertices;
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287 | double longAcum, longReal, longBuscada, distSobre, miniPorcentaje;
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288 | double nuevaX, nuevaY; // Por cuestiones de claridad al programar |
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289 | double dist = 0; |
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290 | |||
291 | longAcum = 0;
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292 | longReal = geom.getLength(); |
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293 | longBuscada = longReal * pct; |
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294 | Coordinate[] coords = geom.getCoordinates();
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295 | Coordinate c1 = null, c2 = null; |
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296 | ArrayList savedCoords = new ArrayList(); |
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297 | Coordinate lastCoord = null;
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298 | |||
299 | if (direction > 0) // Hemos entrado por el 1 hacia el 2 (al 2 no |
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300 | // llegamos)
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301 | { |
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302 | for (j = 0; j < coords.length - 1; j++) { |
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303 | c1 = coords[j]; |
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304 | c2 = coords[j + 1];
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305 | dist = c1.distance(c2); |
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306 | longAcum += dist; |
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307 | if ((lastCoord ==null) || (!c1.equals2D(lastCoord))) |
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308 | { |
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309 | savedCoords.add(c1); |
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310 | lastCoord = c1; |
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311 | } |
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312 | |||
313 | if (longAcum >= longBuscada) {
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314 | // Hasta aqu?. Ahora ahi que poner el punto sobre el tramo
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315 | distSobre = dist - (longAcum - longBuscada); |
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316 | miniPorcentaje = distSobre / dist; |
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317 | |||
318 | nuevaX = c1.x + (c2.x - c1.x) * miniPorcentaje; |
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319 | nuevaY = c1.y + (c2.y - c1.y) * miniPorcentaje; |
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320 | |||
321 | savedCoords.add(new Coordinate(nuevaX, nuevaY));
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322 | break;
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323 | } // if longAcum >= longBuscada
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324 | } // for j
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325 | |||
326 | } else // Hemos entrado por el 2 hacia el 1 |
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327 | { |
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328 | numVertices = 0;
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329 | for (j = 0; j < coords.length; j++) { |
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330 | // //////////////////////////////////////////////////////////////
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331 | // 13_ene_2005: Si el ?ltimo punto es el ?ltimo punto no
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332 | // podemos acceder al elemento j+1 porque nos salimos del shape
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333 | // ///////////////////////////////////////////////////////////////
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334 | c1 = coords[j]; |
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335 | if (j < coords.length - 1) { |
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336 | c2 = coords[j + 1];
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337 | |||
338 | dist = c1.distance(c2); |
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339 | longAcum += dist; |
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340 | } |
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341 | |||
342 | if (longAcum >= longBuscada) {
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343 | // Hasta aqu?. Empezamos a meter puntos
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344 | |||
345 | if (numVertices == 0) { |
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346 | distSobre = dist - (longAcum - longBuscada); |
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347 | miniPorcentaje = distSobre / dist; |
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348 | nuevaX = c1.x + (c2.x - c1.x) * miniPorcentaje; |
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349 | nuevaY = c1.y + (c2.y - c1.y) * miniPorcentaje; |
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350 | |||
351 | savedCoords.add(new Coordinate(nuevaX, nuevaY));
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352 | savedCoords.add(c2); |
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353 | } else {
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354 | if ((lastCoord ==null) || (!c2.equals2D(lastCoord))) |
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355 | { |
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356 | savedCoords.add(c2); |
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357 | lastCoord = c2; |
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358 | } |
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359 | |||
360 | } |
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361 | numVertices++; |
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362 | // break;
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363 | } // if longAcum >= longBuscada
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364 | } // for j
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365 | |||
366 | // savedCoords.add(c2);
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367 | |||
368 | } // if else
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369 | |||
370 | return geomFactory.createLineString((Coordinate[]) savedCoords |
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371 | .toArray(new Coordinate[0])); |
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372 | } |
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373 | |||
374 | public static double[] string2doubleArray(String str, String separator) throws NumberFormatException{ |
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375 | str=str.replace(" ", ""); |
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376 | |||
377 | if(!str.contains(separator)){
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378 | try{
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379 | double[] result=new double[1]; |
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380 | result[0]=Double.parseDouble(str); |
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381 | return result;
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382 | } |
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383 | catch(NumberFormatException except){ |
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384 | if(str.startsWith("[") && str.endsWith("]")){ |
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385 | String[] tokens=str.substring(1, str.length()-1).split(":"); |
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386 | if(tokens.length==3){ |
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387 | try{
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388 | Double ini=Double.valueOf(tokens[0]); |
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389 | Double end=Double.valueOf(tokens[1]); |
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390 | Double interval=Double.valueOf(tokens[2]); |
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391 | |||
392 | int length=((int)((end-ini)/interval))+1; |
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393 | if(length>0){ |
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394 | double[] result=new double[length]; |
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395 | |||
396 | for (int i = 0; i < result.length; i++) { |
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397 | result[i]=ini; |
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398 | ini+=interval; |
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399 | } |
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400 | |||
401 | return result;
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402 | } |
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403 | else{
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404 | return new double[0]; |
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405 | } |
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406 | } |
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407 | catch(NumberFormatException except2){ |
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408 | throw except2;
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409 | } |
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410 | } |
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411 | else{
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412 | throw except;
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413 | } |
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414 | } |
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415 | else{
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416 | throw except;
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417 | } |
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418 | } |
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419 | } |
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420 | else{
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421 | String[] parts; |
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422 | parts = str.split(separator); |
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423 | ArrayList ret=new ArrayList(); |
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424 | |||
425 | for (int i = 0; i < parts.length; i++) { |
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426 | try{
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427 | ret.add(Double.valueOf(parts[i]));
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428 | } |
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429 | catch(NumberFormatException except){ |
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430 | if(parts[i].startsWith("[") && parts[i].endsWith("]")){ |
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431 | String[] tokens=parts[i].substring(1, parts[i].length()-1).split(":"); |
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432 | if(tokens.length==3){ |
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433 | try{
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434 | Double ini=Double.valueOf(tokens[0]); |
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435 | Double end=Double.valueOf(tokens[1]); |
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436 | Double interval=Double.valueOf(tokens[2]); |
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437 | |||
438 | for (double j = ini; j <= end; j+=interval) { |
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439 | ret.add(Double.valueOf(j));
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440 | } |
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441 | } |
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442 | catch(NumberFormatException except2){ |
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443 | throw except2;
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444 | } |
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445 | } |
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446 | } |
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447 | else{
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448 | throw except;
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449 | } |
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450 | } |
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451 | } |
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452 | |||
453 | double[] result=new double[ret.size()]; |
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454 | for (int i = 0; i < result.length; i++) { |
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455 | result[i]=((Double)ret.get(i)).doubleValue();
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456 | } |
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457 | |||
458 | return result;
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459 | } |
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460 | } |
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461 | |||
462 | /**
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463 | * Truco sucio para evitar la inquisici?n. Cuando funcione, habr? que hacer
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464 | * una propuesta para ver si es aceptado....
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465 | *
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466 | * @param mapCtrl
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467 | * @param x
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468 | * @param y
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469 | */
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470 | public static void flashPoint(MapControl mapCtrl, double x, double y) { |
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471 | flashPoint(mapCtrl, Color.RED, 5, x, y); |
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472 | } |
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473 | |||
474 | |||
475 | /**
|
||
476 | * @param mapCtrl
|
||
477 | * @param color
|
||
478 | * @param x
|
||
479 | * @param y
|
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480 | */
|
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481 | public static void flashPoint(MapControl mapCtrl, Color color, int maxCount, double x, double y){ |
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482 | int delay = 100; // milliseconds |
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483 | MyTask task = new MyTask(mapCtrl, color, maxCount, x, y);
|
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484 | |||
485 | java.util.Timer timer = new java.util.Timer();
|
||
486 | timer.schedule(task, delay, 60);
|
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487 | |||
488 | } |
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489 | |||
490 | 24380 | fpenarrubia | public static GvFlag[] putFlagsOnNetwork(FLyrVect layer, |
491 | Network net, double tolerance) throws BaseException { |
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492 | ReadableVectorial reader = layer.getSource(); |
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493 | reader.start(); |
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494 | IFeatureIterator it = reader.getFeatureIterator(); |
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495 | int i=0; |
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496 | ArrayList<GvFlag> flags = new ArrayList(); |
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497 | while (it.hasNext()) {
|
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498 | IFeature feat = it.next(); |
||
499 | Geometry geo = feat.getGeometry().toJTSGeometry(); |
||
500 | if (!((geo instanceof Point) || (geo instanceof MultiPoint))) |
||
501 | continue;
|
||
502 | |||
503 | |||
504 | |||
505 | Coordinate[] coords = geo.getCoordinates();
|
||
506 | // if (coords.length > 1) {
|
||
507 | // logger.warn("The record " + i + " has " + coords.length + " coordinates. Pay attention!!");
|
||
508 | // }
|
||
509 | for (int j = 0; j < coords.length; j++) { |
||
510 | GvFlag flag = net.addFlag(coords[j].x, coords[j].y, tolerance); |
||
511 | if (flag == null) |
||
512 | { |
||
513 | 24407 | fpenarrubia | GraphException e = new GraphException("Punto " + i + " fuera de la red. Tolerancia=" + tolerance); |
514 | e.setCode(GraphException.FLAG_OUT_NETWORK); |
||
515 | throw e;
|
||
516 | // NotificationManager.addError("No se puedo situar el registro " + i +
|
||
517 | // " Por favor, compruebe que est? encima de la red o aumente la tolerancia.", e);
|
||
518 | 24380 | fpenarrubia | } |
519 | flags.add(flag); |
||
520 | 29993 | fpenarrubia | flag.getProperties().put("rec", new Integer(i)); |
521 | 24380 | fpenarrubia | } |
522 | i++; |
||
523 | } |
||
524 | it.closeIterator(); |
||
525 | reader.stop(); |
||
526 | return flags.toArray(new GvFlag[0]); |
||
527 | } |
||
528 | |||
529 | 20104 | fpenarrubia | } |