svn-gvsig-desktop / trunk / libraries / libTopology / src / org / gvsig / topology / topologyrules / jtsisvalidrules / PolygonMustNotHaveHoles.java @ 18995
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1 | 14442 | 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 | 16256 | azabala | *
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46 | * $Id:
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47 | * $Log:
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48 | */
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49 | 14442 | azabala | package org.gvsig.topology.topologyrules.jtsisvalidrules; |
50 | |||
51 | 16256 | azabala | import org.gvsig.fmap.core.FGeometryUtil; |
52 | 14473 | azabala | import org.gvsig.jts.JtsUtil; |
53 | 14442 | azabala | import org.gvsig.topology.AbstractTopologyRule; |
54 | import org.gvsig.topology.Messages; |
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55 | 16256 | azabala | import org.gvsig.topology.Topology; |
56 | 14473 | azabala | import org.gvsig.topology.TopologyError; |
57 | 14442 | azabala | import org.gvsig.topology.TopologyRuleDefinitionException; |
58 | 16256 | azabala | import org.gvsig.topology.WrongLyrForTopologyException; |
59 | 18995 | azabala | import org.gvsig.topology.topologyrules.JtsValidRule; |
60 | 14442 | azabala | |
61 | 16256 | azabala | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
62 | 14442 | azabala | import com.iver.cit.gvsig.fmap.core.IFeature; |
63 | 16256 | azabala | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
64 | 14473 | azabala | import com.vividsolutions.jts.geom.Geometry; |
65 | import com.vividsolutions.jts.geom.GeometryCollection; |
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66 | import com.vividsolutions.jts.geom.MultiPolygon; |
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67 | import com.vividsolutions.jts.geom.Polygon; |
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68 | 14442 | azabala | |
69 | 16256 | azabala | public class PolygonMustNotHaveHoles extends AbstractTopologyRule { |
70 | |||
71 | 18995 | azabala | JtsValidRule parentRule; |
72 | |||
73 | 16256 | azabala | public PolygonMustNotHaveHoles(Topology topology, FLyrVect lyr) {
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74 | super(topology, lyr);
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75 | } |
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76 | |||
77 | public PolygonMustNotHaveHoles(FLyrVect lyr) {
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78 | super(lyr);
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79 | } |
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80 | |||
81 | 16396 | azabala | public PolygonMustNotHaveHoles(){}
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82 | 16256 | azabala | |
83 | 18253 | azabala | public String getName() { |
84 | 16256 | azabala | return Messages.getText("POLYGON_MUST_NOT_HAVE_DUPLICATED_RINGS"); |
85 | } |
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86 | |||
87 | public void checkPreconditions() throws TopologyRuleDefinitionException { |
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88 | int shapeType;
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89 | try {
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90 | shapeType = this.originLyr.getShapeType();
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91 | int numDimensions = FGeometryUtil.getDimensions(shapeType);
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92 | if (numDimensions != 2) |
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93 | throw new WrongLyrForTopologyException( |
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94 | "MustNotHaveHoles solo aplica sobre capas de dimension 2");
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95 | } catch (ReadDriverException e) {
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96 | throw new TopologyRuleDefinitionException( |
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97 | "Error al tratar de verificar el tipo de geometria");
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98 | 14442 | azabala | } |
99 | 16256 | azabala | } |
100 | |||
101 | public void validateFeature(IFeature feature) { |
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102 | Geometry jtsGeo = feature.getGeometry().toJTSGeometry(); |
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103 | if (jtsGeo instanceof Polygon) { |
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104 | Polygon polygon = (Polygon) jtsGeo; |
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105 | if (polygon.getNumInteriorRing() > 0) { |
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106 | createTopologyError(feature); |
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107 | } |
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108 | } else if (jtsGeo instanceof MultiPolygon) { |
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109 | MultiPolygon multiPoly = (MultiPolygon) jtsGeo; |
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110 | for (int i = 0; i < multiPoly.getNumGeometries(); i++) { |
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111 | Polygon polygon = (Polygon) multiPoly.getGeometryN(i); |
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112 | if (polygon.getNumInteriorRing() > 0) { |
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113 | 14473 | azabala | createTopologyError(feature); |
114 | } |
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115 | 16256 | azabala | } |
116 | } else if (jtsGeo instanceof GeometryCollection) { |
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117 | MultiPolygon multiPoly = JtsUtil |
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118 | .convertIfPossible((GeometryCollection) jtsGeo); |
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119 | for (int i = 0; i < multiPoly.getNumGeometries(); i++) { |
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120 | Polygon polygon = (Polygon) multiPoly.getGeometryN(i); |
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121 | if (polygon.getNumInteriorRing() > 0) { |
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122 | createTopologyError(feature); |
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123 | 14473 | azabala | } |
124 | } |
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125 | } |
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126 | 16256 | azabala | } |
127 | |||
128 | private void createTopologyError(IFeature feature) { |
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129 | 18995 | azabala | AbstractTopologyRule violatedRule = null;
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130 | if(this.parentRule == null) |
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131 | violatedRule = parentRule; |
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132 | else
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133 | violatedRule = this;
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134 | 16320 | azabala | TopologyError error = |
135 | 18995 | azabala | new TopologyError(feature.getGeometry(), violatedRule, feature, topology);
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136 | 16256 | azabala | addTopologyError(error); |
137 | } |
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138 | 18995 | azabala | |
139 | public JtsValidRule getParentRule() {
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140 | return parentRule;
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141 | } |
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142 | |||
143 | public void setParentRule(JtsValidRule parentRule) { |
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144 | this.parentRule = parentRule;
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145 | } |
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146 | 16256 | azabala | } |