svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / FCircle2D.java @ 4475
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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 | |||
48 | import java.util.ArrayList; |
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49 | |||
50 | import com.iver.cit.gvsig.fmap.edition.UtilFunctions; |
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51 | |||
52 | |||
53 | |||
54 | /**
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55 | * DOCUMENT ME!
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56 | *
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57 | * @author Vicente Caballero Navarro
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58 | */
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59 | public class FCircle2D extends FPolyline2D { |
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60 | private Point2D center; |
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61 | private double radio; |
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62 | |||
63 | |||
64 | /**
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65 | * DOCUMENT ME!
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66 | *
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67 | * @param gpx
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68 | */
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69 | public FCircle2D(GeneralPathX gpx,Point2D c,double r) { |
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70 | super(gpx);
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71 | center=c; |
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72 | radio=r; |
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73 | } |
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74 | public Point2D getCenter(){ |
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75 | return center;
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76 | } |
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77 | public double getRadio(){ |
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78 | return radio;
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79 | } |
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80 | /* (non-Javadoc)
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81 | * @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
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82 | */
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83 | public FShape cloneFShape() {
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84 | return new FCircle2D((GeneralPathX) gp.clone(),center,radio); |
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85 | } |
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86 | /**
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87 | * @see com.iver.cit.gvsig.fmap.core.FShape#getShapeType()
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88 | */
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89 | public int getShapeType() { |
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90 | return FShape.CIRCLE;
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91 | } |
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92 | /**
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93 | * DOCUMENT ME!
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94 | *
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95 | * @param at DOCUMENT ME!
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96 | */
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97 | public void transform(AffineTransform at) { |
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98 | 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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99 | Point2D aux=new Point2D.Double(); |
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100 | at.transform(center,aux); |
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101 | center=aux; |
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102 | Point2D aux3=new Point2D.Double(); |
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103 | at.transform(pdist,aux3); |
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104 | radio=center.distance(aux3); |
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105 | gp.transform(at); |
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106 | } |
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107 | /**
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108 | * DOCUMENT ME!
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109 | *
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110 | * @return DOCUMENT ME!
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111 | */
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112 | 3885 | caballero | public Handler[] getStretchingHandlers() { |
113 | 3748 | caballero | ArrayList handlers = new ArrayList(); |
114 | Rectangle2D rect = this.getBounds2D(); |
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115 | handlers.add(new CenterHandler(0, rect.getCenterX(), rect.getCenterY())); |
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116 | //handlers.add(new RadioHandler(1, rect.getX(), rect.getCenterY()));
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117 | //handlers.add(new RadioHandler(2, rect.getMaxX(), rect.getCenterY()));
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118 | //handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getY()));
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119 | //handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getMaxY()));
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120 | |||
121 | return (Handler[]) handlers.toArray(new Handler[0]); |
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122 | } |
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123 | public Handler[] getSelectHandlers() { |
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124 | ArrayList handlers = new ArrayList(); |
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125 | handlers.add(new CenterSelHandler(0,center.getX(), center.getY())); |
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126 | handlers.add(new RadioSelHandler(1, center.getX()-radio, center.getY())); |
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127 | handlers.add(new RadioSelHandler(2, center.getX()+radio, center.getY())); |
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128 | handlers.add(new RadioSelHandler(3, center.getX(), center.getY()-radio)); |
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129 | handlers.add(new RadioSelHandler(3, center.getX(), center.getY()+radio)); |
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130 | |||
131 | return (Handler[]) handlers.toArray(new Handler[0]); |
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132 | 3885 | caballero | } |
133 | 3748 | caballero | /**
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134 | * DOCUMENT ME!
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135 | *
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136 | * @author Vicente Caballero Navarro
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137 | */
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138 | 3885 | caballero | class CenterHandler extends AbstractHandler { |
139 | 3748 | caballero | /**
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140 | * Crea un nuevo PointHandler.
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141 | *
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142 | * @param i DOCUMENT ME!
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143 | * @param x DOCUMENT ME!
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144 | * @param y DOCUMENT ME!
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145 | */
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146 | 3885 | caballero | public CenterHandler(int i, double x, double y) { |
147 | 3748 | caballero | point = new Point2D.Double(x, y); |
148 | index = i; |
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149 | } |
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150 | 3885 | caballero | |
151 | 3748 | caballero | /**
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152 | * DOCUMENT ME!
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153 | *
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154 | * @param x DOCUMENT ME!
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155 | * @param y DOCUMENT ME!
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156 | *
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157 | * @return DOCUMENT ME!
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158 | */
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159 | 3885 | caballero | public void move(double x, double y) { |
160 | 3748 | caballero | center=new Point2D.Double(center.getX()+x,center.getY()+y); |
161 | for (int i=0;i<gp.numCoords/2;i++){ |
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162 | gp.pointCoords[i*2]+=x;
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163 | gp.pointCoords[i*2+1]+=y; |
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164 | } |
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165 | } |
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166 | 3885 | caballero | |
167 | 3748 | caballero | /**
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168 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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169 | */
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170 | 3885 | caballero | public void set(double x, double y) { |
171 | 3748 | caballero | } |
172 | |||
173 | 3885 | caballero | } |
174 | 3748 | caballero | /**
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175 | * DOCUMENT ME!
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176 | *
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177 | * @author Vicente Caballero Navarro
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178 | */
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179 | 3885 | caballero | class CenterSelHandler extends AbstractHandler { |
180 | 3748 | caballero | /**
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181 | * Crea un nuevo PointHandler.
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182 | *
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183 | * @param i DOCUMENT ME!
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184 | * @param x DOCUMENT ME!
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185 | * @param y DOCUMENT ME!
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186 | */
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187 | 3885 | caballero | public CenterSelHandler(int i, double x, double y) { |
188 | 3748 | caballero | point = new Point2D.Double(x, y); |
189 | index = i; |
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190 | } |
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191 | 3885 | caballero | |
192 | 3748 | caballero | /**
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193 | * DOCUMENT ME!
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194 | *
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195 | * @param x DOCUMENT ME!
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196 | * @param y DOCUMENT ME!
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197 | *
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198 | * @return DOCUMENT ME!
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199 | */
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200 | 3885 | caballero | public void move(double x, double y) { |
201 | 3748 | caballero | for (int i=0;i<gp.numCoords/2;i++){ |
202 | gp.pointCoords[i*2]+=x;
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203 | gp.pointCoords[i*2+1]+=y; |
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204 | } |
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205 | } |
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206 | 3885 | caballero | |
207 | 3748 | caballero | /**
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208 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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209 | */
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210 | 3885 | caballero | public void set(double x, double y) { |
211 | 3748 | caballero | center=new Point2D.Double(x,y); |
212 | Arc2D.Double arc = new Arc2D.Double(center.getX()-radio, center.getY() - radio, |
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213 | 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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214 | gp=new GeneralPathX(arc);
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215 | |||
216 | } |
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217 | } |
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218 | 3885 | caballero | |
219 | 3748 | caballero | /**
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220 | * DOCUMENT ME!
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221 | *
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222 | * @author Vicente Caballero Navarro
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223 | */
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224 | 3885 | caballero | class RadioSelHandler extends AbstractHandler { |
225 | |||
226 | 3748 | caballero | /**
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227 | * Crea un nuevo PointHandler.
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228 | *
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229 | * @param i DOCUMENT ME!
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230 | * @param x DOCUMENT ME!
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231 | * @param y DOCUMENT ME!
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232 | */
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233 | 3885 | caballero | public RadioSelHandler(int i, double x, double y) { |
234 | 3748 | caballero | point = new Point2D.Double(x, y); |
235 | index = i; |
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236 | } |
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237 | 3885 | caballero | |
238 | 3748 | caballero | /**
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239 | * DOCUMENT ME!
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240 | *
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241 | * @param x DOCUMENT ME!
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242 | * @param y DOCUMENT ME!
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243 | *
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244 | * @return DOCUMENT ME!
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245 | */
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246 | 3885 | caballero | public void move(double x, double y) { |
247 | 3748 | caballero | |
248 | } |
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249 | 3885 | caballero | |
250 | 3748 | caballero | /**
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251 | * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
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252 | */
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253 | 3885 | caballero | public void set(double x, double y) { |
254 | 3748 | caballero | radio = center.distance(x,y); |
255 | Arc2D.Double arc = new Arc2D.Double(center.getX()-radio, center.getY() - radio, |
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256 | 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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257 | gp=new GeneralPathX(arc);
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258 | } |
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259 | 3885 | caballero | } |
260 | 3748 | caballero | |
261 | 4475 | fjp | /* (non-Javadoc)
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262 | * @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
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263 | */
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264 | public boolean intersects(Rectangle2D r) { |
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265 | return gp.intersects(r);
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266 | } |
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267 | |||
268 | 3748 | caballero | } |