svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.remoteclient / src / main / java / org / gvsig / remoteclient / wfs / filters / filterencoding / GeometryFEQuery.java @ 40559
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40559 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | 40435 | jjdelcerro | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40559 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | 40559 | jjdelcerro | *
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11 | 40435 | jjdelcerro | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | 40559 | jjdelcerro | *
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16 | 40435 | jjdelcerro | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | 40559 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | 40435 | jjdelcerro | * MA 02110-1301, USA.
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20 | 40559 | jjdelcerro | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | /*
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25 | * AUTHORS (In addition to CIT):
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26 | * 2009 {Iver T.I.} {Task}
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27 | */
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28 | |||
29 | package org.gvsig.remoteclient.wfs.filters.filterencoding; |
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30 | |||
31 | import java.awt.geom.PathIterator; |
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32 | |||
33 | import org.gvsig.fmap.geom.Geometry; |
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34 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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35 | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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36 | import org.gvsig.fmap.geom.primitive.Surface; |
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37 | import org.gvsig.remoteclient.wfs.filters.operations.WFSGeometryFilterOperation; |
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38 | |||
39 | /**
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40 | * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>
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41 | */
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42 | public class GeometryFEQuery extends SpatialFEQuery{ |
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43 | private Geometry geometry = null; |
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44 | |||
45 | public GeometryFEQuery(WFSGeometryFilterOperation geometryOperation) {
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46 | super(geometryOperation);
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47 | this.geometry = geometryOperation.getGeometry();
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48 | } |
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49 | |||
50 | public String getFilterEncoding(){ |
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51 | StringBuffer request = new StringBuffer(); |
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52 | if (geometry.getType() == TYPES.SURFACE){
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53 | Surface surface = (Surface)geometry; |
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54 | request.append("<ogc:Intersects>");
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55 | request.append("<ogc:PropertyName>" + spatialFilterOperation.getAttributeName() + "</ogc:PropertyName>"); |
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56 | request.append("<gml:MultiSurface srsName=\"" + spatialFilterOperation.getSrsName() + "\">"); |
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57 | request.append("<gml:surfaceMember>");
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58 | request.append("<gml:Polygon>");
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59 | request.append("<gml:exterior>");
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60 | request.append("<gml:LinearRing>");
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61 | request.append("<gml:coordinates cs=\",\" decimal=\".\" ts=\" \">");
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62 | GeneralPathX generalPath = surface.getGeneralPath(); |
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63 | PathIterator it = generalPath.getPathIterator(null); |
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64 | int type;
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65 | double[] coordinates = new double[6]; |
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66 | double[] firstCoordinates = null; |
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67 | while (!it.isDone()){
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68 | type = it.currentSegment(coordinates); |
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69 | switch (type) {
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70 | case PathIterator.SEG_MOVETO: |
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71 | case PathIterator.SEG_LINETO: |
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72 | request.append(coordinates[0]);
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73 | request.append(",");
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74 | request.append(coordinates[1]);
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75 | request.append(" ");
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76 | if (firstCoordinates == null){ |
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77 | firstCoordinates = new double[2]; |
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78 | firstCoordinates[0] = coordinates[0]; |
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79 | firstCoordinates[1] = coordinates[1]; |
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80 | } |
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81 | break;
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82 | } |
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83 | it.next(); |
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84 | } |
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85 | if ((coordinates[0] != firstCoordinates[0]) || |
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86 | (coordinates[1] != firstCoordinates[1])){ |
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87 | request.append(firstCoordinates[0]);
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88 | request.append(",");
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89 | request.append(firstCoordinates[1]);
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90 | } |
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91 | request.append("</gml:coordinates>");
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92 | request.append("</gml:LinearRing>");
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93 | request.append("</gml:exterior>");
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94 | request.append("</gml:Polygon>");
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95 | request.append("</gml:surfaceMember>");
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96 | request.append("</gml:MultiSurface>");
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97 | request.append("</ogc:Intersects>");
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98 | } |
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99 | return request.toString();
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100 | } |
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101 | |||
102 | |||
103 | } |