svn-gvsig-desktop / trunk / libraries / libTopology / src / org / gvsig / topology / errorfixes / MergeOverlapWithPolygonFix.java @ 24074
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1 | 23039 | 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 org.gvsig.topology.errorfixes; |
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50 | |||
51 | import java.util.ArrayList; |
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52 | import java.util.List; |
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53 | |||
54 | import org.gvsig.exceptions.BaseException; |
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55 | import org.gvsig.fmap.core.FeatureUtil; |
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56 | import org.gvsig.fmap.core.NewFConverter; |
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57 | import org.gvsig.topology.Messages; |
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58 | import org.gvsig.topology.TopologyError; |
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59 | |||
60 | import com.iver.cit.gvsig.fmap.core.IFeature; |
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61 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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62 | import com.vividsolutions.jts.geom.Geometry; |
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63 | |||
64 | /**
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65 | * This fix is similar to MergeOverlap, but it works with two layers
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66 | * intead one only layer.
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67 | *
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68 | * @author Alvaro Zabala
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69 | *
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70 | */
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71 | public class MergeOverlapWithPolygonFix extends MergeOverlapPolygonFix { |
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72 | |||
73 | public MergeOverlapWithPolygonFix() {
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74 | super();
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75 | } |
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76 | |||
77 | public List<IFeature>[] fixAlgorithm(TopologyError error) throws BaseException { |
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78 | |||
79 | List<IFeature>[] solution = null; |
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80 | |||
81 | IGeometry errorGeometry = error.getGeometry(); |
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82 | Geometry errorGeoJts = NewFConverter.toJtsGeometry(errorGeometry); |
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83 | |||
84 | IFeature firstFeature = error.getFeature1(); |
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85 | Geometry firstJts =NewFConverter.toJtsGeometry(firstFeature.getGeometry()); |
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86 | |||
87 | IFeature secondFeature = error.getFeature2(); |
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88 | Geometry secondJts = NewFConverter.toJtsGeometry(secondFeature.getGeometry()); |
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89 | |||
90 | List<IFeature> firstLyrEditedFeatures = new ArrayList<IFeature>(); |
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91 | List<IFeature> secondLyrEditedFeatures = new ArrayList<IFeature>(); |
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92 | |||
93 | if(featureToPreserve.getID().equals(firstFeature.getID())){
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94 | //we remove the overlapping area of first feature
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95 | firstFeature = FeatureUtil.removeOverlappingArea(firstFeature, |
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96 | firstJts, |
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97 | errorGeoJts); |
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98 | //and adds to second feature
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99 | secondJts = secondJts.union(errorGeoJts); |
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100 | secondFeature.setGeometry(NewFConverter.toFMap(secondJts)); |
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101 | }else{
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102 | secondFeature = FeatureUtil.removeOverlappingArea(secondFeature, |
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103 | secondJts, |
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104 | errorGeoJts); |
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105 | |||
106 | firstJts = firstJts.union(errorGeoJts); |
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107 | firstFeature.setGeometry(NewFConverter.toFMap(firstJts)); |
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108 | } |
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109 | firstLyrEditedFeatures.add(firstFeature); |
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110 | secondLyrEditedFeatures.add(secondFeature); |
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111 | |||
112 | solution = (List<IFeature>[]) new List[]{firstLyrEditedFeatures, secondLyrEditedFeatures}; |
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113 | return solution;
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114 | } |
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115 | |||
116 | public String getEditionDescription() { |
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117 | return Messages.getText("MERGE_OVERLAP_AREA_WITH_FIX"); |
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118 | } |
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119 | } |