svn-gvsig-desktop / trunk / extensions / extGPE-gvSIG / src / org / gvsig / fmap / drivers / gpe / model / GPECurve.java @ 27067
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1 | 27067 | jpiera | package org.gvsig.fmap.drivers.gpe.model; |
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2 | |||
3 | import java.util.ArrayList; |
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4 | |||
5 | import com.iver.cit.gvsig.fmap.core.FPolyline3D; |
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6 | import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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7 | import com.iver.cit.gvsig.fmap.core.Handler; |
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8 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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9 | import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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10 | |||
11 | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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12 | *
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13 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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14 | *
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15 | * This program is free software; you can redistribute it and/or
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16 | * modify it under the terms of the GNU General Public License
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17 | * as published by the Free Software Foundation; either version 2
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18 | * of the License, or (at your option) any later version.
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19 | *
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20 | * This program is distributed in the hope that it will be useful,
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21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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23 | * GNU General Public License for more details.
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24 | *
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25 | * You should have received a copy of the GNU General Public License
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26 | * along with this program; if not, write to the Free Software
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27 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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28 | *
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29 | * For more information, contact:
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30 | *
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31 | * Generalitat Valenciana
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32 | * Conselleria d'Infraestructures i Transport
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33 | * Av. Blasco Ib??ez, 50
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34 | * 46010 VALENCIA
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35 | * SPAIN
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36 | *
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37 | * +34 963862235
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38 | * gvsig@gva.es
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39 | * www.gvsig.gva.es
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40 | *
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41 | * or
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42 | *
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43 | * IVER T.I. S.A
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44 | * Salamanca 50
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45 | * 46005 Valencia
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46 | * Spain
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47 | *
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48 | * +34 963163400
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49 | * dac@iver.es
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50 | */
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51 | /* CVS MESSAGES:
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52 | *
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53 | * $Id$
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54 | * $Log$
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55 | *
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56 | */
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57 | /**
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58 | * @author Jorge Piera LLodr? (jorge.piera@iver.es)
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59 | */
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60 | public class GPECurve extends GPEGeometry{ |
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61 | private ArrayList segments = null; |
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62 | |||
63 | public GPECurve(String id, IGeometry geometry, String srs) { |
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64 | super(id, geometry, srs);
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65 | segments = new ArrayList(); |
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66 | } |
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67 | |||
68 | public GPECurve(String id, String srs) { |
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69 | this(id, null, srs); |
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70 | } |
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71 | |||
72 | /**
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73 | * Adds a segment
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74 | * @param segment
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75 | * The segment to add
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76 | */
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77 | public void addSegment(GPEGeometry segment){ |
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78 | segments.add(segment); |
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79 | } |
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80 | |||
81 | /**
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82 | * Gets a segment
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83 | * @param i
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84 | * The segment position
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85 | * @return
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86 | * A Segment
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87 | */
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88 | public GPEGeometry getSegmentAt(int i){ |
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89 | return (GPEGeometry)segments.get(i);
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90 | } |
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91 | |||
92 | /**
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93 | * @return the number of seg
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94 | */
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95 | public int getSegmentsSize(){ |
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96 | return segments.size();
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97 | } |
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98 | |||
99 | /**
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100 | * @return the geometry
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101 | */
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102 | public IGeometry getIGeometry() {
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103 | IGeometry geom = super.getIGeometry();
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104 | if (geom != null){ |
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105 | return geom;
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106 | } |
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107 | GeneralPathX gpx = new GeneralPathX();
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108 | int zLength = 0; |
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109 | boolean startPoint = true; |
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110 | for (int i=0 ; i<segments.size() ; i++){ |
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111 | IGeometry segment = ((GPEGeometry)segments.get(i)).getIGeometry(); |
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112 | Handler[] handlers = ((FPolyline3D)segment.getInternalShape()).getSelectHandlers(); |
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113 | zLength = zLength + handlers.length; |
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114 | for (int j=0 ; j<handlers.length ; j++){ |
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115 | if (startPoint){
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116 | gpx.moveTo(handlers[j].getPoint().getX(), |
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117 | handlers[j].getPoint().getY()); |
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118 | startPoint = false;
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119 | }else{
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120 | gpx.lineTo(handlers[j].getPoint().getX(), |
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121 | handlers[j].getPoint().getY()); |
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122 | } |
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123 | } |
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124 | } |
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125 | //Copy the z coordinate
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126 | double[] z = new double[zLength]; |
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127 | int k = 0; |
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128 | for (int i=0 ; i<segments.size() ; i++){ |
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129 | IGeometry segment = ((GPEGeometry)segments.get(i)).getIGeometry(); |
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130 | double[] zAux = ((FPolyline3D)segment.getInternalShape()).getZs(); |
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131 | System.arraycopy(zAux, 0, z, k, zAux.length); |
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132 | k = k + zAux.length; |
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133 | } |
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134 | geometry = ShapeFactory.createPolyline3D(gpx, z); |
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135 | return geometry;
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136 | } |
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137 | |||
138 | } |