root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / FCircle2D.java @ 11877
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1 | 3748 | caballero | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | package com.iver.cit.gvsig.fmap.core; |
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42 | |||
43 | import java.awt.geom.AffineTransform; |
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44 | import java.awt.geom.Arc2D; |
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45 | import java.awt.geom.Point2D; |
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46 | import java.awt.geom.Rectangle2D; |
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47 | import java.util.ArrayList; |
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48 | |||
49 | import com.iver.cit.gvsig.fmap.edition.UtilFunctions; |
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50 | |||
51 | |||
52 | |||
53 | /**
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54 | * DOCUMENT ME!
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55 | *
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56 | * @author Vicente Caballero Navarro
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57 | */
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58 | 6013 | fjp | public class FCircle2D extends FPolygon2D { |
59 | 3748 | caballero | private Point2D center; |
60 | private double radio; |
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61 | |||
62 | |||
63 | /**
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64 | * DOCUMENT ME!
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65 | *
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66 | * @param gpx
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67 | */
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68 | public FCircle2D(GeneralPathX gpx,Point2D c,double r) { |
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69 | super(gpx);
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70 | center=c; |
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71 | radio=r; |
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72 | } |
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73 | public Point2D getCenter(){ |
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74 | return center;
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75 | } |
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76 | public double getRadio(){ |
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77 | return radio;
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78 | } |
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79 | /* (non-Javadoc)
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80 | * @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
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81 | */
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82 | public FShape cloneFShape() {
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83 | return new FCircle2D((GeneralPathX) gp.clone(),center,radio); |
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84 | } |
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85 | /**
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86 | * @see com.iver.cit.gvsig.fmap.core.FShape#getShapeType()
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87 | */
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88 | public int getShapeType() { |
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89 | return FShape.CIRCLE;
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90 | } |
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91 | /**
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92 | * DOCUMENT ME!
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93 | *
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94 | * @param at DOCUMENT ME!
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95 | */
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96 | public void transform(AffineTransform at) { |
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97 | Point2D pdist=UtilFunctions.getPerpendicularPoint(new Point2D.Double(center.getX()+10,center.getY()),new Point2D.Double(center.getX()-10,center.getY()),center,radio); |
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98 | Point2D aux=new Point2D.Double(); |
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99 | at.transform(center,aux); |
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100 | center=aux; |
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101 | Point2D aux3=new Point2D.Double(); |
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102 | at.transform(pdist,aux3); |
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103 | radio=center.distance(aux3); |
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104 | gp.transform(at); |
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105 | } |
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106 | /**
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107 | * DOCUMENT ME!
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108 | *
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109 | * @return DOCUMENT ME!
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110 | */
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111 | 3885 | caballero | public Handler[] getStretchingHandlers() { |
112 | 3748 | caballero | ArrayList handlers = new ArrayList(); |
113 | Rectangle2D rect = this.getBounds2D(); |
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114 | handlers.add(new CenterHandler(0, rect.getCenterX(), rect.getCenterY())); |
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115 | //handlers.add(new RadioHandler(1, rect.getX(), rect.getCenterY()));
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116 | //handlers.add(new RadioHandler(2, rect.getMaxX(), rect.getCenterY()));
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117 | //handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getY()));
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118 | //handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getMaxY()));
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119 | |||
120 | return (Handler[]) handlers.toArray(new Handler[0]); |
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121 | } |
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122 | public Handler[] getSelectHandlers() { |
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123 | ArrayList handlers = new ArrayList(); |
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124 | handlers.add(new CenterSelHandler(0,center.getX(), center.getY())); |
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125 | handlers.add(new RadioSelHandler(1, center.getX()-radio, center.getY())); |
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126 | handlers.add(new RadioSelHandler(2, center.getX()+radio, center.getY())); |
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127 | handlers.add(new RadioSelHandler(3, center.getX(), center.getY()-radio)); |
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128 | handlers.add(new RadioSelHandler(3, center.getX(), center.getY()+radio)); |
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129 | |||
130 | return (Handler[]) handlers.toArray(new Handler[0]); |
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131 | 3885 | caballero | } |
132 | 3748 | caballero | /**
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133 | * DOCUMENT ME!
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134 | *
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135 | * @author Vicente Caballero Navarro
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136 | */
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137 | 8949 | caballero | class CenterHandler extends AbstractHandler implements ICenterHandler{ |
138 | 3748 | caballero | /**
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139 | * Crea un nuevo PointHandler.
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140 | *
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141 | * @param i DOCUMENT ME!
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142 | * @param x DOCUMENT ME!
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143 | * @param y DOCUMENT ME!
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144 | */
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145 | 3885 | caballero | public CenterHandler(int i, double x, double y) { |
146 | 3748 | caballero | point = new Point2D.Double(x, y); |
147 | index = i; |
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148 | } |
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149 | 3885 | caballero | |
150 | 3748 | caballero | /**
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151 | * DOCUMENT ME!
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152 | *
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153 | * @param x DOCUMENT ME!
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154 | * @param y DOCUMENT ME!
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155 | *
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156 | * @return DOCUMENT ME!
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157 | */
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158 | 3885 | caballero | public void move(double x, double y) { |
159 | 3748 | caballero | center=new Point2D.Double(center.getX()+x,center.getY()+y); |
160 | for (int i=0;i<gp.numCoords/2;i++){ |
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161 | gp.pointCoords[i*2]+=x;
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162 | gp.pointCoords[i*2+1]+=y; |
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163 | } |
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164 | } |
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165 | 3885 | caballero | |
166 | 3748 | caballero | /**
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167 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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168 | */
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169 | 3885 | caballero | public void set(double x, double y) { |
170 | 3748 | caballero | } |
171 | |||
172 | 3885 | caballero | } |
173 | 3748 | caballero | /**
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174 | * DOCUMENT ME!
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175 | *
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176 | * @author Vicente Caballero Navarro
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177 | */
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178 | 8949 | caballero | class CenterSelHandler extends AbstractHandler implements ICenterHandler{ |
179 | 3748 | caballero | /**
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180 | * Crea un nuevo PointHandler.
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181 | *
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182 | * @param i DOCUMENT ME!
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183 | * @param x DOCUMENT ME!
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184 | * @param y DOCUMENT ME!
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185 | */
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186 | 3885 | caballero | public CenterSelHandler(int i, double x, double y) { |
187 | 3748 | caballero | point = new Point2D.Double(x, y); |
188 | index = i; |
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189 | } |
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190 | 3885 | caballero | |
191 | 3748 | caballero | /**
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192 | * DOCUMENT ME!
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193 | *
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194 | * @param x DOCUMENT ME!
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195 | * @param y DOCUMENT ME!
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196 | *
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197 | * @return DOCUMENT ME!
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198 | */
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199 | 3885 | caballero | public void move(double x, double y) { |
200 | 3748 | caballero | for (int i=0;i<gp.numCoords/2;i++){ |
201 | gp.pointCoords[i*2]+=x;
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202 | gp.pointCoords[i*2+1]+=y; |
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203 | } |
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204 | } |
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205 | 3885 | caballero | |
206 | 3748 | caballero | /**
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207 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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208 | */
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209 | 3885 | caballero | public void set(double x, double y) { |
210 | 3748 | caballero | center=new Point2D.Double(x,y); |
211 | Arc2D.Double arc = new Arc2D.Double(center.getX()-radio, center.getY() - radio, |
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212 | 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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213 | gp=new GeneralPathX(arc);
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214 | |||
215 | } |
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216 | } |
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217 | 3885 | caballero | |
218 | 3748 | caballero | /**
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219 | * DOCUMENT ME!
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220 | *
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221 | * @author Vicente Caballero Navarro
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222 | */
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223 | 8949 | caballero | class RadioSelHandler extends AbstractHandler implements ICuadrantHandler{ |
224 | 3885 | caballero | |
225 | 3748 | caballero | /**
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226 | * Crea un nuevo PointHandler.
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227 | *
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228 | * @param i DOCUMENT ME!
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229 | * @param x DOCUMENT ME!
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230 | * @param y DOCUMENT ME!
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231 | */
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232 | 3885 | caballero | public RadioSelHandler(int i, double x, double y) { |
233 | 3748 | caballero | point = new Point2D.Double(x, y); |
234 | index = i; |
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235 | } |
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236 | 3885 | caballero | |
237 | 3748 | caballero | /**
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238 | * DOCUMENT ME!
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239 | *
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240 | * @param x DOCUMENT ME!
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241 | * @param y DOCUMENT ME!
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242 | *
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243 | * @return DOCUMENT ME!
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244 | */
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245 | 3885 | caballero | public void move(double x, double y) { |
246 | 3748 | caballero | |
247 | } |
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248 | 3885 | caballero | |
249 | 3748 | caballero | /**
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250 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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251 | */
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252 | 3885 | caballero | public void set(double x, double y) { |
253 | 3748 | caballero | radio = center.distance(x,y); |
254 | Arc2D.Double arc = new Arc2D.Double(center.getX()-radio, center.getY() - radio, |
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255 | 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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256 | gp=new GeneralPathX(arc);
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257 | } |
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258 | 3885 | caballero | } |
259 | 3748 | caballero | |
260 | 4475 | fjp | /* (non-Javadoc)
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261 | * @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
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262 | */
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263 | public boolean intersects(Rectangle2D r) { |
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264 | return gp.intersects(r);
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265 | } |
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266 | |||
267 | 3748 | caballero | } |