svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / primitive / Arc2D.java @ 20964
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1 | 20761 | jmvivo | /*
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2 | * Created on 09-feb-2005
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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,
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21 | USA.
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22 | *
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23 | * For more information, contact:
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24 | *
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25 | * Generalitat Valenciana
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26 | * Conselleria d'Infraestructures i Transport
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27 | * Av. Blasco Ib��ez, 50
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28 | * 46010 VALENCIA
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29 | * SPAIN
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30 | *
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31 | * +34 963862235
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32 | * gvsig@gva.es
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33 | * www.gvsig.gva.es
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34 | *
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35 | * or
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36 | *
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37 | * IVER T.I. S.A
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38 | * Salamanca 50
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39 | * 46005 Valencia
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40 | * Spain
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41 | *
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42 | * +34 963163400
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43 | * dac@iver.es
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44 | */
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45 | package org.gvsig.fmap.geom.primitive; |
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46 | |||
47 | import java.awt.geom.AffineTransform; |
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48 | import java.awt.geom.Rectangle2D; |
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49 | import java.awt.geom.Point2D; |
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50 | import java.util.ArrayList; |
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51 | |||
52 | import org.cresques.cts.IProjection; |
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53 | 20964 | jiyarza | import org.gvsig.fmap.geom.GeometryManager; |
54 | import org.gvsig.fmap.geom.aggregate.MultiPoint3D; |
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55 | 20761 | jmvivo | import org.gvsig.fmap.geom.handler.AbstractHandler; |
56 | import org.gvsig.fmap.geom.handler.CenterHandler; |
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57 | import org.gvsig.fmap.geom.handler.FinalHandler; |
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58 | import org.gvsig.fmap.geom.handler.Handler; |
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59 | 20964 | jiyarza | import org.gvsig.fmap.geom.type.GeometryType; |
60 | 20761 | jmvivo | import org.gvsig.fmap.geom.util.UtilFunctions; |
61 | |||
62 | |||
63 | |||
64 | /**
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65 | * DOCUMENT ME!
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66 | *
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67 | * @author Vicente Caballero Navarro
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68 | */
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69 | 20964 | jiyarza | public class Arc2D extends Curve2D implements Arc { |
70 | 20761 | jmvivo | |
71 | private static final long serialVersionUID = 1L; |
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72 | 20964 | jiyarza | |
73 | private static GeometryType geomType = GeometryManager.getInstance() |
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74 | .registerGeometryType(Arc2D.class);
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75 | |||
76 | public static int GEOM_TYPE = geomType.getType(); |
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77 | 20761 | jmvivo | |
78 | private Point2D init; |
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79 | private Point2D center; |
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80 | private Point2D end; |
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81 | /**
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82 | * DOCUMENT ME!
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83 | *
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84 | * @param gpx
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85 | */
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86 | public Arc2D(String id, IProjection projection, GeneralPathX gpx, Point2D i,Point2D c, Point2D e) { |
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87 | super(id, projection, gpx);
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88 | init=i; |
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89 | center=c; |
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90 | end=e; |
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91 | } |
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92 | public Point2D getInit(){ |
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93 | return init;
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94 | } |
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95 | public Point2D getEnd(){ |
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96 | return end;
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97 | } |
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98 | public Point2D getCenter(){ |
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99 | return UtilFunctions.getCenter(init, center,end);
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100 | } |
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101 | public Point2D getMid(){ |
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102 | return center;
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103 | } |
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104 | /* (non-Javadoc)
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105 | * @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
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106 | */
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107 | public FShape cloneFShape() {
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108 | Arc2D arc=new Arc2D(id, projection, (GeneralPathX) gp.clone(),init,center,end); |
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109 | return arc;
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110 | } |
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111 | public void transform(AffineTransform at) { |
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112 | gp.transform(at); |
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113 | InitHandler inithandler=(InitHandler)getStretchingHandlers()[0];
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114 | //CenterHandler centerhandler=(CenterHandler)getHandlers()[1];
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115 | EndHandler endhandler=(EndHandler)getStretchingHandlers()[1];
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116 | Point2D aux1=new Point2D.Double(); |
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117 | Point2D aux2=new Point2D.Double(); |
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118 | Point2D aux3=new Point2D.Double(); |
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119 | at.transform(inithandler.getPoint(),aux1); |
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120 | inithandler.setPoint(aux1); |
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121 | //at.transform(centerhandler.getPoint(),aux2);
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122 | //centerhandler.setPoint(aux2);
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123 | at.transform(endhandler.getPoint(),aux3); |
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124 | endhandler.setPoint(aux3); |
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125 | CenterSelHandler centerhandler=(CenterSelHandler)getSelectHandlers()[1];
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126 | at.transform(centerhandler.getPoint(),aux2); |
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127 | centerhandler.setPoint(aux2); |
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128 | |||
129 | } |
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130 | /**
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131 | * @see org.gvsig.fmap.geom.primitive.FShape#getShapeType()
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132 | */
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133 | public int getShapeType() { |
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134 | return FShape.ARC;
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135 | } |
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136 | /**
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137 | * DOCUMENT ME!
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138 | *
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139 | * @return DOCUMENT ME!
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140 | */
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141 | public Handler[] getStretchingHandlers() { |
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142 | ArrayList handlers = new ArrayList(); |
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143 | |||
144 | handlers.add(new InitHandler(0, init.getX(), init.getY())); |
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145 | //handlers.add(new CenterHandler(1, center.getX(), center.getY()));
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146 | handlers.add(new EndHandler(1, end.getX(), end.getY())); |
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147 | |||
148 | return (Handler[]) handlers.toArray(new Handler[0]); |
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149 | } |
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150 | |||
151 | public Handler[] getSelectHandlers() { |
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152 | ArrayList handlers = new ArrayList(); |
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153 | |||
154 | handlers.add(new InitSelHandler(0, init.getX(), init.getY())); |
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155 | handlers.add(new CenterSelHandler(1, center.getX(), center.getY())); |
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156 | handlers.add(new EndSelHandler(2, end.getX(), end.getY())); |
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157 | |||
158 | return (Handler[]) handlers.toArray(new Handler[0]); |
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159 | } |
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160 | /**
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161 | * DOCUMENT ME!
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162 | *
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163 | * @author Vicente Caballero Navarro
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164 | */
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165 | class CenterSelHandler extends AbstractHandler implements CenterHandler{ |
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166 | /**
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167 | * Crea un nuevo PointHandler.
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168 | *
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169 | * @param i DOCUMENT ME!
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170 | * @param x DOCUMENT ME!
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171 | * @param y DOCUMENT ME!
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172 | */
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173 | public CenterSelHandler(int i, double x, double y) { |
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174 | center = new Point2D.Double(x, y); |
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175 | index = i; |
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176 | } |
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177 | |||
178 | /**
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179 | * DOCUMENT ME!
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180 | *
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181 | * @param x DOCUMENT ME!
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182 | * @param y DOCUMENT ME!
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183 | *
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184 | * @return DOCUMENT ME!
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185 | */
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186 | public void move(double x, double y) { |
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187 | } |
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188 | public void setPoint(Point2D p){ |
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189 | center=p; |
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190 | } |
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191 | public Point2D getPoint(){ |
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192 | return center;
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193 | } |
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194 | |||
195 | /**
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196 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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197 | */
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198 | public void set(double x, double y) { |
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199 | center=new Point2D.Double(x,y); |
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200 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init, center, end); |
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201 | gp = new GeneralPathX(arco);
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202 | } |
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203 | } |
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204 | |||
205 | /**
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206 | * DOCUMENT ME!
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207 | *
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208 | * @author Vicente Caballero Navarro
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209 | */
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210 | class InitHandler extends AbstractHandler implements FinalHandler{ |
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211 | /**
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212 | * Crea un nuevo PointHandler.
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213 | *
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214 | * @param i DOCUMENT ME!
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215 | * @param x DOCUMENT ME!
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216 | * @param y DOCUMENT ME!
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217 | */
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218 | public InitHandler(int i, double x, double y) { |
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219 | init = new Point2D.Double(x, y); |
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220 | index = i; |
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221 | } |
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222 | |||
223 | /**
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224 | * DOCUMENT ME!
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225 | *
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226 | * @param x DOCUMENT ME!
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227 | * @param y DOCUMENT ME!
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228 | *
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229 | * @return DOCUMENT ME!
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230 | */
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231 | public void move(double x, double y) { |
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232 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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233 | double dist=mediop.distance(center);
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234 | init=new Point2D.Double(init.getX()+x,init.getY()+y); |
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235 | |||
236 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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237 | Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop); |
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238 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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239 | dist=-dist; |
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240 | } |
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241 | center=UtilFunctions.getPoint(mediop,perp[1],dist);
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242 | |||
243 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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244 | gp=new GeneralPathX(arco);
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245 | } |
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246 | public void setPoint(Point2D p){ |
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247 | init=p; |
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248 | } |
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249 | public Point2D getPoint(){ |
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250 | return init;
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251 | } |
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252 | |||
253 | /**
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254 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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255 | */
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256 | public void set(double x, double y) { |
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257 | } |
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258 | } |
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259 | |||
260 | /**
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261 | * DOCUMENT ME!
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262 | *
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263 | * @author Vicente Caballero Navarro
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264 | */
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265 | class EndHandler extends AbstractHandler implements FinalHandler{ |
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266 | /**
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267 | * Crea un nuevo PointHandler.
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268 | *
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269 | * @param i DOCUMENT ME!
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270 | * @param x DOCUMENT ME!
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271 | * @param y DOCUMENT ME!
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272 | */
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273 | public EndHandler(int i, double x, double y) { |
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274 | end = new Point2D.Double(x, y); |
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275 | index = i; |
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276 | } |
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277 | |||
278 | /**
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279 | * DOCUMENT ME!
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280 | *
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281 | * @param x DOCUMENT ME!
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282 | * @param y DOCUMENT ME!
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283 | *
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284 | * @return DOCUMENT ME!
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285 | */
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286 | public void move(double x, double y) { |
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287 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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288 | double dist=mediop.distance(center);
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289 | end=new Point2D.Double(end.getX()+x,end.getY()+y); |
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290 | |||
291 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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292 | Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop); |
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293 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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294 | dist=-dist; |
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295 | } |
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296 | center=UtilFunctions.getPoint(mediop,perp[1],dist);
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297 | |||
298 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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299 | gp=new GeneralPathX(arco);
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300 | } |
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301 | public void setPoint(Point2D p){ |
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302 | end=p; |
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303 | } |
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304 | public Point2D getPoint(){ |
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305 | return end;
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306 | } |
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307 | |||
308 | /**
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309 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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310 | */
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311 | public void set(double x, double y) { |
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312 | |||
313 | } |
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314 | } |
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315 | |||
316 | /**
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317 | * DOCUMENT ME!
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318 | *
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319 | * @author Vicente Caballero Navarro
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320 | */
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321 | class InitSelHandler extends AbstractHandler implements FinalHandler{ |
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322 | /**
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323 | * Crea un nuevo PointHandler.
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324 | *
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325 | * @param i DOCUMENT ME!
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326 | * @param x DOCUMENT ME!
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327 | * @param y DOCUMENT ME!
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328 | */
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329 | public InitSelHandler(int i, double x, double y) { |
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330 | init = new Point2D.Double(x, y); |
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331 | index = i; |
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332 | } |
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333 | |||
334 | /**
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335 | * DOCUMENT ME!
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336 | *
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337 | * @param x DOCUMENT ME!
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338 | * @param y DOCUMENT ME!
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339 | *
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340 | * @return DOCUMENT ME!
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341 | */
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342 | public void move(double x, double y) { |
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343 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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344 | double dist=mediop.distance(center);
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345 | init=new Point2D.Double(init.getX()+x,init.getY()+y); |
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346 | |||
347 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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348 | Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop); |
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349 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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350 | dist=-dist; |
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351 | } |
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352 | center=UtilFunctions.getPoint(mediop,perp[1],dist);
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353 | |||
354 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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355 | gp=new GeneralPathX(arco);
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356 | } |
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357 | public void setPoint(Point2D p){ |
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358 | init=p; |
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359 | } |
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360 | public Point2D getPoint(){ |
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361 | return init;
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362 | } |
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363 | |||
364 | /**
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365 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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366 | */
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367 | public void set(double x, double y) { |
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368 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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369 | double dist=mediop.distance(center);
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370 | init=new Point2D.Double(x,y); |
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371 | |||
372 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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373 | // TODO comentado para quitar warning: Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop);
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374 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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375 | dist=-dist; |
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376 | } |
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377 | ///center=TrigonometricalFunctions.getPoint(mediop,perp[1],dist);
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378 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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379 | gp=new GeneralPathX(arco);
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380 | } |
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381 | } |
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382 | |||
383 | /**
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384 | * DOCUMENT ME!
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385 | *
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386 | * @author Vicente Caballero Navarro
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387 | */
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388 | class EndSelHandler extends AbstractHandler implements FinalHandler{ |
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389 | /**
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390 | * Crea un nuevo PointHandler.
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391 | *
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392 | * @param i DOCUMENT ME!
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393 | * @param x DOCUMENT ME!
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394 | * @param y DOCUMENT ME!
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395 | */
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396 | public EndSelHandler(int i, double x, double y) { |
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397 | end = new Point2D.Double(x, y); |
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398 | index = i; |
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399 | } |
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400 | |||
401 | /**
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402 | * DOCUMENT ME!
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403 | *
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404 | * @param x DOCUMENT ME!
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405 | * @param y DOCUMENT ME!
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406 | *
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407 | * @return DOCUMENT ME!
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408 | */
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409 | public void move(double x, double y) { |
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410 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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411 | double dist=mediop.distance(center);
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412 | end=new Point2D.Double(end.getX()+x,end.getY()+y); |
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413 | |||
414 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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415 | Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop); |
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416 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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417 | dist=-dist; |
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418 | } |
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419 | center=UtilFunctions.getPoint(mediop,perp[1],dist);
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420 | |||
421 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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422 | gp=new GeneralPathX(arco);
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423 | } |
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424 | public void setPoint(Point2D p){ |
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425 | end=p; |
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426 | } |
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427 | public Point2D getPoint(){ |
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428 | return end;
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429 | } |
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430 | |||
431 | /**
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432 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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433 | */
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434 | public void set(double x, double y) { |
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435 | Point2D mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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436 | double dist=mediop.distance(center);
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437 | end=new Point2D.Double(x,y); |
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438 | |||
439 | mediop=new Point2D.Double((init.getX()+end.getX())/2,(init.getY()+end.getY())/2); |
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440 | // TODO comentado para quitar warning: Point2D[] perp=UtilFunctions.getPerpendicular(init,end,mediop);
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441 | if (UtilFunctions.getAngle(end,init)<=Math.PI){ |
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442 | dist=-dist; |
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443 | } |
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444 | ///center=TrigonometricalFunctions.getPoint(mediop,perp[1],dist);
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445 | java.awt.geom.Arc2D arco = UtilFunctions.createArc(init,center, end); |
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446 | gp=new GeneralPathX(arco);
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447 | } |
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448 | } |
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449 | |||
450 | /* (non-Javadoc)
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451 | * @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
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452 | */
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453 | public boolean intersects(Rectangle2D r) { |
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454 | return gp.intersects(r);
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455 | } |
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456 | |||
457 | 20964 | jiyarza | public GeometryType getGeometryType() {
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458 | return geomType;
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459 | } |
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460 | 20761 | jmvivo | |
461 | } |