svn-gvsig-desktop / trunk / extensions / extTopology / src / com / iver / cit / gvsig / cad / SplitGeometryCADTool.java @ 21266
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1 | 21266 | azabala | /*
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2 | * Created on 10-abr-2006
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3 | *
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4 | * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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5 | *
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6 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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7 | *
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8 | * This program is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU General Public License
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10 | * as published by the Free Software Foundation; either version 2
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11 | * of the License, or (at your option) any later version.
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12 | *
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13 | * This program is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | * GNU General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU General Public License
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19 | * along with this program; if not, write to the Free Software
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20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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21 | *
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22 | * For more information, contact:
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23 | *
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24 | * Generalitat Valenciana
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25 | * Conselleria d'Infraestructures i Transport
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26 | * Av. Blasco Ib??ez, 50
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27 | * 46010 VALENCIA
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28 | * SPAIN
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29 | *
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30 | * +34 963862235
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31 | * gvsig@gva.es
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32 | * www.gvsig.gva.es
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33 | *
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34 | * or
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35 | *
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36 | * IVER T.I. S.A
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37 | * Salamanca 50
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38 | * 46005 Valencia
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39 | * Spain
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40 | *
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41 | * +34 963163400
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42 | * dac@iver.es
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43 | */
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44 | /* CVS MESSAGES:
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45 | *
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46 | * $Id:
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47 | * $Log:
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48 | */
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49 | package com.iver.cit.gvsig.cad; |
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50 | |||
51 | import java.awt.Graphics; |
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52 | import java.awt.Graphics2D; |
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53 | import java.awt.Image; |
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54 | import java.awt.event.InputEvent; |
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55 | import java.awt.event.MouseEvent; |
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56 | import java.awt.geom.Point2D; |
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57 | import java.util.ArrayList; |
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58 | import java.util.List; |
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59 | |||
60 | import org.gvsig.jts.JtsUtil; |
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61 | |||
62 | import statemap.State; |
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63 | |||
64 | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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65 | import com.iver.andami.PluginServices; |
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66 | import com.iver.cit.gvsig.cad.sm.SplitGeometryCADToolContext; |
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67 | import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileReadException; |
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68 | import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileWriteException; |
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69 | import com.iver.cit.gvsig.exceptions.validate.ValidateRowException; |
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70 | import com.iver.cit.gvsig.fmap.core.DefaultFeature; |
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71 | import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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72 | import com.iver.cit.gvsig.fmap.core.IFeature; |
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73 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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74 | import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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75 | import com.iver.cit.gvsig.fmap.core.v02.FConverter; |
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76 | import com.iver.cit.gvsig.fmap.edition.DefaultRowEdited; |
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77 | import com.iver.cit.gvsig.fmap.edition.EditionEvent; |
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78 | import com.iver.cit.gvsig.fmap.edition.IRowEdited; |
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79 | import com.iver.cit.gvsig.fmap.edition.VectorialEditableAdapter; |
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80 | import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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81 | import com.iver.cit.gvsig.gui.cad.DefaultCADTool; |
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82 | import com.iver.cit.gvsig.gui.cad.exception.CommandException; |
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83 | import com.iver.cit.gvsig.layers.VectorialLayerEdited; |
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84 | import com.vividsolutions.jts.geom.Coordinate; |
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85 | import com.vividsolutions.jts.geom.Geometry; |
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86 | import com.vividsolutions.jts.geom.GeometryCollection; |
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87 | import com.vividsolutions.jts.geom.LineString; |
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88 | |||
89 | /**
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90 | * CAD Tool which splits the selected geometries of a vectorial editing
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91 | * layer with a digitized polyline.
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92 | *
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93 | *
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94 | * @author Alvaro Zabala
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95 | *
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96 | */
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97 | public class SplitGeometryCADTool extends DefaultCADTool { |
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98 | /**
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99 | * String representation of this tool (used for example to active the tool
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100 | * in mapcontrol)
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101 | */
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102 | public static final String SPLIT_GEOMETRY_TOOL_NAME = "_split_geometry"; |
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103 | |||
104 | |||
105 | |||
106 | /**
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107 | * finite state machine for this CAD tool
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108 | */
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109 | private SplitGeometryCADToolContext _fsm;
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110 | |||
111 | |||
112 | |||
113 | /**
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114 | * Flag to mark if the digitized line has been finished.
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115 | */
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116 | private boolean digitizingFinished = false; |
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117 | |||
118 | /**
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119 | * Collection of digitized geometries
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120 | */
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121 | private List<Point2D> clickedPoints; |
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122 | |||
123 | |||
124 | /**
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125 | * Default Constructor
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126 | */
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127 | public SplitGeometryCADTool(){
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128 | |||
129 | } |
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130 | |||
131 | |||
132 | /**
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133 | * Initialization method.
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134 | */
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135 | public void init() { |
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136 | digitizingFinished = false;
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137 | _fsm = new SplitGeometryCADToolContext(this); |
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138 | setNextTool(SplitGeometryCADTool.SPLIT_GEOMETRY_TOOL_NAME); |
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139 | } |
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140 | |||
141 | |||
142 | |||
143 | public boolean isDigitizingFinished() { |
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144 | return digitizingFinished;
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145 | } |
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146 | |||
147 | public String toString() { |
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148 | return SplitGeometryCADTool.SPLIT_GEOMETRY_TOOL_NAME;
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149 | } |
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150 | |||
151 | |||
152 | |||
153 | public void finishDigitizedLine(){ |
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154 | } |
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155 | |||
156 | public ArrayList getSelectedRows(){ |
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157 | ArrayList selection = super.getSelectedRows(); |
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158 | if(selection != null ){ |
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159 | if( selection.size() == 0){ |
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160 | VectorialEditableAdapter vea = getVLE().getVEA(); |
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161 | try {
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162 | FBitSet bitset = vea.getSelection(); |
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163 | for (int j = bitset.nextSetBit(0);j >= 0;j = bitset.nextSetBit(j + 1)){ |
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164 | IRowEdited rowEd =vea.getRow(j); |
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165 | selection.add(rowEd); |
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166 | } |
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167 | } catch (ExpansionFileReadException e) {
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168 | e.printStackTrace(); |
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169 | } catch (ReadDriverException e) {
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170 | e.printStackTrace(); |
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171 | } |
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172 | }//selection size
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173 | } |
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174 | return selection;
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175 | } |
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176 | |||
177 | public void splitSelectedGeometryWithDigitizedLine(){ |
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178 | Point2D[] clickedPts = new Point2D[this.clickedPoints.size()]; |
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179 | clickedPoints.toArray(clickedPts); |
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180 | Coordinate[] digitizedCoords = JtsUtil.getPoint2DAsCoordinates(clickedPts);
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181 | LineString splittingLs = JtsUtil.GEOMETRY_FACTORY.createLineString(digitizedCoords); |
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182 | |||
183 | |||
184 | ArrayList selectedRows = getSelectedRows();
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185 | ArrayList<IRowEdited> splittedSelectionGeoms = new |
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186 | ArrayList<IRowEdited>();
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187 | IRowEdited editedRow = null;
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188 | VectorialLayerEdited vle = getVLE(); |
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189 | VectorialEditableAdapter vea = vle.getVEA(); |
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190 | // vea.startComplexRow();
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191 | for (int i = 0; i < selectedRows.size(); i++) { |
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192 | editedRow = (IRowEdited) selectedRows.get(i); |
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193 | IFeature feat = (IFeature) editedRow.getLinkedRow().cloneRow(); |
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194 | IGeometry ig = feat.getGeometry(); |
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195 | Geometry jtsGeo = ig.toJTSGeometry(); |
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196 | Geometry splittedGeo = JtsUtil.split(jtsGeo, splittingLs); |
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197 | if(splittedGeo instanceof GeometryCollection){ |
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198 | //first of all we delete the existing geometry
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199 | try {
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200 | vea.removeRow(editedRow.getIndex(), |
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201 | PluginServices.getText(this,"deleted_feature"), |
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202 | EditionEvent.GRAPHIC); |
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203 | |||
204 | //and then, we add new features for each splitted geometry
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205 | GeometryCollection gc = (GeometryCollection)splittedGeo; |
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206 | for(int j = 0; j < gc.getNumGeometries(); j++){ |
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207 | Geometry g = gc.getGeometryN(j); |
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208 | System.out.println("g"+j+":"+g.toText()); |
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209 | IGeometry fmapGeo = FConverter.jts_to_igeometry(g); |
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210 | DefaultFeature newFeature = new DefaultFeature(fmapGeo, feat.getAttributes(), vea.getNewFID());
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211 | int calculatedIndex = vea.addRow(newFeature, getName(), EditionEvent.GRAPHIC);
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212 | |||
213 | DefaultRowEdited newRowEdited = new DefaultRowEdited(newFeature,
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214 | IRowEdited.STATUS_ADDED, |
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215 | calculatedIndex); |
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216 | splittedSelectionGeoms.add(newRowEdited); |
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217 | }//for j
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218 | } catch (ExpansionFileReadException e) {
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219 | e.printStackTrace(); |
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220 | } catch (ExpansionFileWriteException e) {
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221 | e.printStackTrace(); |
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222 | } catch (ReadDriverException e) {
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223 | e.printStackTrace(); |
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224 | } catch (ValidateRowException e) {
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225 | e.printStackTrace(); |
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226 | } |
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227 | }//if splittedGeo
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228 | } |
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229 | // vea.endComplexRow(description);
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230 | // vle.setSelectionCache(VectorialLayerEdited.SAVEPREVIOUS,
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231 | // splittedSelectionGeoms);
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232 | } |
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233 | |||
234 | public void end(){ |
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235 | getCadToolAdapter().refreshEditedLayer(); |
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236 | init(); |
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237 | } |
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238 | |||
239 | |||
240 | public void addOption(String s) { |
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241 | State actualState = _fsm.getPreviousState(); |
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242 | String status = actualState.getName();
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243 | if (s.equals(PluginServices.getText(this, "cancel"))) { |
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244 | init(); |
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245 | return;
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246 | } |
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247 | if (status.equals("TopologicalEdition.FirstPoint")) { |
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248 | return;
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249 | } |
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250 | init(); |
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251 | |||
252 | } |
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253 | |||
254 | public void addPoint(double x, double y, InputEvent event) { |
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255 | |||
256 | State actualState = _fsm.getPreviousState(); |
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257 | String status = actualState.getName();
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258 | if (status.equals("SplitGeometry.FirstPoint")) { |
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259 | clickedPoints = new ArrayList<Point2D>(); |
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260 | clickedPoints.add(new Point2D.Double(x,y)); |
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261 | } else if (status.equals("SplitGeometry.DigitizingLine")) { |
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262 | clickedPoints.add(new Point2D.Double(x,y)); |
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263 | if (event != null && ((MouseEvent) event).getClickCount() == 2) { |
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264 | digitizingFinished = true;
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265 | finishDigitizedLine(); |
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266 | splitSelectedGeometryWithDigitizedLine(); |
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267 | end(); |
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268 | } |
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269 | } |
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270 | } |
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271 | |||
272 | public void addValue(double d) { |
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273 | } |
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274 | |||
275 | |||
276 | /**
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277 | * Draws a polyline with the clicked digitized points in the specified graphics.
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278 | *
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279 | * @param g2 graphics on to draw the polyline
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280 | * @param x last x mouse pointer position
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281 | * @param y last y mouse pointer position
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282 | */
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283 | protected void drawPolyLine(Graphics2D g, double x, double y) { |
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284 | GeneralPathX gpx = |
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285 | new GeneralPathX(GeneralPathX.WIND_EVEN_ODD,
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286 | clickedPoints.size()); |
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287 | Point2D firstPoint = clickedPoints.get(0); |
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288 | gpx.moveTo(firstPoint.getX(), firstPoint.getY()); |
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289 | for (int i = 1; i < clickedPoints.size(); i++) { |
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290 | Point2D clickedPoint = clickedPoints.get(i);
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291 | gpx.lineTo(clickedPoint.getX(), clickedPoint.getY()); |
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292 | |||
293 | } |
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294 | gpx.lineTo(x, y); |
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295 | ShapeFactory.createPolyline2D(gpx).draw((Graphics2D) g,
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296 | getCadToolAdapter().getMapControl().getViewPort(), |
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297 | DefaultCADTool.geometrySelectSymbol); |
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298 | } |
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299 | |||
300 | |||
301 | |||
302 | |||
303 | public void drawOperation(Graphics g, double x, double y) { |
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304 | State actualState = _fsm.getState(); |
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305 | String status = actualState.getName();
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306 | |||
307 | if (status.equals("SplitGeometry.FirstPoint") ) { |
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308 | return;
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309 | } else if ((status.equals("SplitGeometry.DigitizingLine"))) { |
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310 | drawPolyLine((Graphics2D) g, x, y);
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311 | } |
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312 | // else{
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313 | // try {
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314 | // Image imgSel = getVLE().getSelectionImage();
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315 | // if (imgSel != null)
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316 | // g.drawImage(imgSel, 0, 0, null);
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317 | // } catch (Exception e) {
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318 | // e.printStackTrace();
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319 | // }
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320 | // }
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321 | } |
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322 | |||
323 | public String getName() { |
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324 | return PluginServices.getText(this, SPLIT_GEOMETRY_TOOL_NAME); |
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325 | } |
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326 | |||
327 | |||
328 | public void transition(double x, double y, InputEvent event) { |
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329 | try {
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330 | _fsm.addPoint(x, y, event); |
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331 | } catch (Exception e) { |
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332 | init(); |
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333 | } |
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334 | |||
335 | } |
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336 | |||
337 | |||
338 | public void transition(double d) { |
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339 | _fsm.addValue(d); |
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340 | } |
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341 | |||
342 | public void transition(String s) throws CommandException { |
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343 | if (!super.changeCommand(s)) { |
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344 | _fsm.addOption(s); |
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345 | } |
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346 | } |
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347 | |||
348 | } |