svn-gvsig-desktop / trunk / libraries / libGeometries / src / com / iver / cit / gvsig / fmap / core / FEllipse2D.java @ 20086
History | View | Annotate | Download (11.3 KB)
| 1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
|---|---|
| 2 |
*
|
| 3 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
| 4 |
*
|
| 5 |
* This program is free software; you can redistribute it and/or
|
| 6 |
* modify it under the terms of the GNU General Public License
|
| 7 |
* as published by the Free Software Foundation; either version 2
|
| 8 |
* of the License, or (at your option) any later version.
|
| 9 |
*
|
| 10 |
* This program is distributed in the hope that it will be useful,
|
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 13 |
* GNU General Public License for more details.
|
| 14 |
*
|
| 15 |
* You should have received a copy of the GNU General Public License
|
| 16 |
* along with this program; if not, write to the Free Software
|
| 17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
| 18 |
*
|
| 19 |
* For more information, contact:
|
| 20 |
*
|
| 21 |
* Generalitat Valenciana
|
| 22 |
* Conselleria d'Infraestructures i Transport
|
| 23 |
* Av. Blasco Ib??ez, 50
|
| 24 |
* 46010 VALENCIA
|
| 25 |
* SPAIN
|
| 26 |
*
|
| 27 |
* +34 963862235
|
| 28 |
* gvsig@gva.es
|
| 29 |
* www.gvsig.gva.es
|
| 30 |
*
|
| 31 |
* or
|
| 32 |
*
|
| 33 |
* IVER T.I. S.A
|
| 34 |
* Salamanca 50
|
| 35 |
* 46005 Valencia
|
| 36 |
* Spain
|
| 37 |
*
|
| 38 |
* +34 963163400
|
| 39 |
* dac@iver.es
|
| 40 |
*/
|
| 41 |
package com.iver.cit.gvsig.fmap.core; |
| 42 |
|
| 43 |
import java.awt.geom.AffineTransform; |
| 44 |
import java.awt.geom.Arc2D; |
| 45 |
import java.awt.geom.Point2D; |
| 46 |
import java.awt.geom.Rectangle2D; |
| 47 |
import java.util.ArrayList; |
| 48 |
|
| 49 |
import org.cresques.cts.IProjection; |
| 50 |
import org.gvsig.geometries.iso.primitive.Surface; |
| 51 |
|
| 52 |
import com.iver.cit.gvsig.fmap.edition.UtilFunctions; |
| 53 |
|
| 54 |
|
| 55 |
/**
|
| 56 |
* DOCUMENT ME!
|
| 57 |
*
|
| 58 |
* @author Vicente Caballero Navarro
|
| 59 |
*/
|
| 60 |
public class FEllipse2D extends FPolygon2D implements Surface { |
| 61 |
private Point2D init; |
| 62 |
private Point2D end; |
| 63 |
private double ydist; |
| 64 |
/**
|
| 65 |
* DOCUMENT ME!
|
| 66 |
*
|
| 67 |
* @param gpx
|
| 68 |
*/
|
| 69 |
public FEllipse2D(String id, IProjection projection, GeneralPathX gpx,Point2D i,Point2D e,double d) { |
| 70 |
super(id, projection, gpx);
|
| 71 |
init=i; |
| 72 |
end=e; |
| 73 |
ydist=d; |
| 74 |
} |
| 75 |
|
| 76 |
public Point2D getInit(){ |
| 77 |
return init;
|
| 78 |
} |
| 79 |
public Point2D getEnd(){ |
| 80 |
return end;
|
| 81 |
} |
| 82 |
public double getDist(){ |
| 83 |
return ydist;
|
| 84 |
} |
| 85 |
/* (non-Javadoc)
|
| 86 |
* @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
|
| 87 |
*/
|
| 88 |
public FShape cloneFShape() {
|
| 89 |
return new FEllipse2D(id, projection, (GeneralPathX) gp.clone(),init,end,ydist); |
| 90 |
} |
| 91 |
/**
|
| 92 |
* @see com.iver.cit.gvsig.fmap.core.FShape#getShapeType()
|
| 93 |
*/
|
| 94 |
public int getShapeType() { |
| 95 |
return FShape.ELLIPSE;
|
| 96 |
} |
| 97 |
/**
|
| 98 |
* DOCUMENT ME!
|
| 99 |
*
|
| 100 |
* @param at DOCUMENT ME!
|
| 101 |
*/
|
| 102 |
public void transform(AffineTransform at) { |
| 103 |
Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 104 |
(init.getY() + end.getY()) / 2);
|
| 105 |
Point2D pdist=UtilFunctions.getPerpendicularPoint(init,end,center,ydist);
|
| 106 |
Point2D aux1=new Point2D.Double(); |
| 107 |
at.transform(init,aux1); |
| 108 |
init=aux1; |
| 109 |
Point2D aux2=new Point2D.Double(); |
| 110 |
at.transform(end,aux2); |
| 111 |
end=aux2; |
| 112 |
|
| 113 |
center=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 114 |
(init.getY() + end.getY()) / 2);
|
| 115 |
|
| 116 |
Point2D aux3=new Point2D.Double(); |
| 117 |
at.transform(pdist,aux3); |
| 118 |
ydist=center.distance(aux3); |
| 119 |
gp.transform(at); |
| 120 |
} |
| 121 |
/**
|
| 122 |
* DOCUMENT ME!
|
| 123 |
*
|
| 124 |
* @return DOCUMENT ME!
|
| 125 |
*/
|
| 126 |
public Handler[] getStretchingHandlers() { |
| 127 |
ArrayList handlers = new ArrayList(); |
| 128 |
Rectangle2D rect = this.getBounds2D(); |
| 129 |
handlers.add(new CenterHandler(0, rect.getCenterX(), rect.getCenterY())); |
| 130 |
return (Handler[]) handlers.toArray(new Handler[0]); |
| 131 |
} |
| 132 |
public Handler[] getSelectHandlers() { |
| 133 |
ArrayList handlers = new ArrayList(); |
| 134 |
Rectangle2D rect = this.getBounds2D(); |
| 135 |
handlers.add(new CenterSelHandler(0, rect.getCenterX(), rect.getCenterY())); |
| 136 |
handlers.add(new InitSelHandler(1, init.getX(), init.getY())); |
| 137 |
handlers.add(new EndSelHandler(2, end.getX(), end.getY())); |
| 138 |
Point2D mediop = new Point2D.Double((end.getX() + init.getX()) / 2, |
| 139 |
(end.getY() + init.getY()) / 2);
|
| 140 |
Point2D[] p=UtilFunctions.getPerpendicular(init,end,mediop); |
| 141 |
Point2D u=UtilFunctions.getPoint(mediop,p[1],ydist); |
| 142 |
Point2D d=UtilFunctions.getPoint(mediop,p[1],-ydist); |
| 143 |
|
| 144 |
handlers.add(new RadioSelYHandler(3, u.getX(), u.getY())); |
| 145 |
handlers.add(new RadioSelYHandler(4, d.getX(), d.getY())); |
| 146 |
|
| 147 |
return (Handler[]) handlers.toArray(new Handler[0]); |
| 148 |
} |
| 149 |
|
| 150 |
/**
|
| 151 |
* DOCUMENT ME!
|
| 152 |
*
|
| 153 |
* @author Vicente Caballero Navarro
|
| 154 |
*/
|
| 155 |
class CenterHandler extends AbstractHandler implements ICenterHandler { |
| 156 |
/**
|
| 157 |
* Crea un nuevo PointHandler.
|
| 158 |
*
|
| 159 |
* @param i DOCUMENT ME!
|
| 160 |
* @param x DOCUMENT ME!
|
| 161 |
* @param y DOCUMENT ME!
|
| 162 |
*/
|
| 163 |
public CenterHandler(int i, double x, double y) { |
| 164 |
point = new Point2D.Double(x, y); |
| 165 |
index = i; |
| 166 |
} |
| 167 |
|
| 168 |
/**
|
| 169 |
* DOCUMENT ME!
|
| 170 |
*
|
| 171 |
* @param x DOCUMENT ME!
|
| 172 |
* @param y DOCUMENT ME!
|
| 173 |
*
|
| 174 |
* @return DOCUMENT ME!
|
| 175 |
*/
|
| 176 |
public void move(double x, double y) { |
| 177 |
for (int i=0;i<gp.numCoords/2;i++){ |
| 178 |
gp.pointCoords[i*2]+=x;
|
| 179 |
gp.pointCoords[i*2+1]+=y; |
| 180 |
} |
| 181 |
init = new Point2D.Double(init.getX() + x, init.getY() + y); |
| 182 |
end = new Point2D.Double(end.getX() + x, end.getY() + y); |
| 183 |
} |
| 184 |
|
| 185 |
/**
|
| 186 |
* @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
|
| 187 |
*/
|
| 188 |
public void set(double x, double y) { |
| 189 |
} |
| 190 |
} |
| 191 |
/**
|
| 192 |
* DOCUMENT ME!
|
| 193 |
*
|
| 194 |
* @author Vicente Caballero Navarro
|
| 195 |
*/
|
| 196 |
class CenterSelHandler extends AbstractHandler implements ICenterHandler{ |
| 197 |
/**
|
| 198 |
* Crea un nuevo PointHandler.
|
| 199 |
*
|
| 200 |
* @param i DOCUMENT ME!
|
| 201 |
* @param x DOCUMENT ME!
|
| 202 |
* @param y DOCUMENT ME!
|
| 203 |
*/
|
| 204 |
public CenterSelHandler(int i, double x, double y) { |
| 205 |
point = new Point2D.Double(x, y); |
| 206 |
index = i; |
| 207 |
} |
| 208 |
|
| 209 |
/**
|
| 210 |
* DOCUMENT ME!
|
| 211 |
*
|
| 212 |
* @param x DOCUMENT ME!
|
| 213 |
* @param y DOCUMENT ME!
|
| 214 |
*
|
| 215 |
* @return DOCUMENT ME!
|
| 216 |
*/
|
| 217 |
public void move(double x, double y) { |
| 218 |
for (int i=0;i<gp.numCoords/2;i++){ |
| 219 |
gp.pointCoords[i*2]+=x;
|
| 220 |
gp.pointCoords[i*2+1]+=y; |
| 221 |
} |
| 222 |
} |
| 223 |
|
| 224 |
/**
|
| 225 |
* @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
|
| 226 |
*/
|
| 227 |
public void set(double x, double y) { |
| 228 |
Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 229 |
(init.getY() + end.getY()) / 2);
|
| 230 |
double dx=x-center.getX();
|
| 231 |
double dy=y-center.getY();
|
| 232 |
for (int i=0;i<gp.numCoords/2;i++){ |
| 233 |
gp.pointCoords[i*2]+=dx;
|
| 234 |
gp.pointCoords[i*2+1]+=dy; |
| 235 |
} |
| 236 |
init=new Point2D.Double(init.getX()+dx,init.getY()+dy); |
| 237 |
end=new Point2D.Double(end.getX()+dx,end.getY()+dy); |
| 238 |
} |
| 239 |
} |
| 240 |
|
| 241 |
/**
|
| 242 |
* DOCUMENT ME!
|
| 243 |
*
|
| 244 |
* @author Vicente Caballero Navarro
|
| 245 |
*/
|
| 246 |
class InitSelHandler extends AbstractHandler implements ICuadrantHandler{ |
| 247 |
/**
|
| 248 |
* Crea un nuevo PointHandler.
|
| 249 |
*
|
| 250 |
* @param i DOCUMENT ME!
|
| 251 |
* @param x DOCUMENT ME!
|
| 252 |
* @param y DOCUMENT ME!
|
| 253 |
*/
|
| 254 |
public InitSelHandler(int i, double x, double y) { |
| 255 |
point = new Point2D.Double(x, y); |
| 256 |
index = i; |
| 257 |
} |
| 258 |
|
| 259 |
/**
|
| 260 |
* DOCUMENT ME!
|
| 261 |
*
|
| 262 |
* @param x DOCUMENT ME!
|
| 263 |
* @param y DOCUMENT ME!
|
| 264 |
*
|
| 265 |
* @return DOCUMENT ME!
|
| 266 |
*/
|
| 267 |
public void move(double x, double y) { |
| 268 |
|
| 269 |
} |
| 270 |
|
| 271 |
/**
|
| 272 |
* @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
|
| 273 |
*/
|
| 274 |
public void set(double x, double y) { |
| 275 |
double dx=x-init.getX();
|
| 276 |
double dy=y-init.getY();
|
| 277 |
Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 278 |
(init.getY() + end.getY()) / 2);
|
| 279 |
// Point2D[] p1=TrigonometricalFunctions.getPerpendicular(init,end,center);
|
| 280 |
// Point2D[] p2=TrigonometricalFunctions.getPerpendicular(p1[0],p1[1],new Point2D.Double(x,y));
|
| 281 |
|
| 282 |
// Point2D pl=TrigonometricalFunctions.getIntersection(p2[0],p2[1],p1[0],p1[1]);
|
| 283 |
// double xdist=2*pl.distance(x,y);
|
| 284 |
double xdist=2*center.distance(x,y); |
| 285 |
//init=new Point2D.Double(init.getX()+dx,init.getY()+dy);
|
| 286 |
init=UtilFunctions.getPoint(center,init,center.distance(x,y)); |
| 287 |
end=UtilFunctions.getPoint(init,center,xdist); |
| 288 |
Arc2D.Double arc = new Arc2D.Double(init.getX(), |
| 289 |
init.getY() - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
| 290 |
Point2D rotationPoint = new Point2D.Double(init.getX() + xdist /2, init.getY()); |
| 291 |
|
| 292 |
double angle = UtilFunctions.getAngle(init, end);
|
| 293 |
AffineTransform mT = AffineTransform.getRotateInstance(angle, init.getX(), init.getY()); |
| 294 |
gp = new GeneralPathX(arc);
|
| 295 |
gp.transform(mT); |
| 296 |
|
| 297 |
} |
| 298 |
} |
| 299 |
/**
|
| 300 |
* DOCUMENT ME!
|
| 301 |
*
|
| 302 |
* @author Vicente Caballero Navarro
|
| 303 |
*/
|
| 304 |
class EndSelHandler extends AbstractHandler implements ICuadrantHandler{ |
| 305 |
/**
|
| 306 |
* Crea un nuevo PointHandler.
|
| 307 |
*
|
| 308 |
* @param i DOCUMENT ME!
|
| 309 |
* @param x DOCUMENT ME!
|
| 310 |
* @param y DOCUMENT ME!
|
| 311 |
*/
|
| 312 |
public EndSelHandler(int i, double x, double y) { |
| 313 |
point = new Point2D.Double(x, y); |
| 314 |
index = i; |
| 315 |
} |
| 316 |
|
| 317 |
/**
|
| 318 |
* DOCUMENT ME!
|
| 319 |
*
|
| 320 |
* @param x DOCUMENT ME!
|
| 321 |
* @param y DOCUMENT ME!
|
| 322 |
*
|
| 323 |
* @return DOCUMENT ME!
|
| 324 |
*/
|
| 325 |
public void move(double x, double y) { |
| 326 |
|
| 327 |
} |
| 328 |
|
| 329 |
/**
|
| 330 |
* @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
|
| 331 |
*/
|
| 332 |
public void set(double x, double y) { |
| 333 |
double dx=x-getPoint().getX();
|
| 334 |
double dy=y-getPoint().getY();
|
| 335 |
Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 336 |
(init.getY() + end.getY()) / 2);
|
| 337 |
// Point2D[] p1=TrigonometricalFunctions.getPerpendicular(init,end,center);
|
| 338 |
// Point2D[] p2=TrigonometricalFunctions.getPerpendicular(p1[0],p1[1],new Point2D.Double(x,y));
|
| 339 |
|
| 340 |
// Point2D pl=TrigonometricalFunctions.getIntersection(p2[0],p2[1],p1[0],p1[1]);
|
| 341 |
// double xdist=2*pl.distance(x,y);
|
| 342 |
double xdist=2*center.distance(x,y); |
| 343 |
end=UtilFunctions.getPoint(center,end,center.distance(x,y)); |
| 344 |
//end=new Point2D.Double(end.getX()+dx,end.getY()+dy);
|
| 345 |
init=UtilFunctions.getPoint(end,center,xdist); |
| 346 |
Arc2D.Double arc = new Arc2D.Double(init.getX(), |
| 347 |
init.getY() - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
| 348 |
Point2D rotationPoint = new Point2D.Double(init.getX() + xdist /2, init.getY()); |
| 349 |
|
| 350 |
double angle = UtilFunctions.getAngle(init, end);
|
| 351 |
AffineTransform mT = AffineTransform.getRotateInstance(angle, init.getX(), init.getY()); |
| 352 |
gp = new GeneralPathX(arc);
|
| 353 |
gp.transform(mT); |
| 354 |
|
| 355 |
} |
| 356 |
} |
| 357 |
/**
|
| 358 |
* DOCUMENT ME!
|
| 359 |
*
|
| 360 |
* @author Vicente Caballero Navarro
|
| 361 |
*/
|
| 362 |
class RadioSelYHandler extends AbstractHandler implements ICuadrantHandler{ |
| 363 |
/**
|
| 364 |
* Crea un nuevo PointHandler.
|
| 365 |
*
|
| 366 |
* @param i DOCUMENT ME!
|
| 367 |
* @param x DOCUMENT ME!
|
| 368 |
* @param y DOCUMENT ME!
|
| 369 |
*/
|
| 370 |
public RadioSelYHandler(int i, double x, double y) { |
| 371 |
point = new Point2D.Double(x, y); |
| 372 |
index = i; |
| 373 |
} |
| 374 |
|
| 375 |
/**
|
| 376 |
* DOCUMENT ME!
|
| 377 |
*
|
| 378 |
* @param x DOCUMENT ME!
|
| 379 |
* @param y DOCUMENT ME!
|
| 380 |
*
|
| 381 |
* @return DOCUMENT ME!
|
| 382 |
*/
|
| 383 |
public void move(double x, double y) { |
| 384 |
|
| 385 |
} |
| 386 |
|
| 387 |
/**
|
| 388 |
* @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)
|
| 389 |
*/
|
| 390 |
public void set(double x, double y) { |
| 391 |
ydist=new Point2D.Double((init.getX() + end.getX()) / 2, |
| 392 |
(init.getY() + end.getY()) / 2).distance(x,y);
|
| 393 |
//ydist=getSelectHandlers()[1].getPoint().distance(x,y);
|
| 394 |
// Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2,
|
| 395 |
// (init.getY() + end.getY()) / 2);
|
| 396 |
// Point2D[] p=TrigonometricalFunctions.getPerpendicular(init,end,new Point2D.Double(x,y));
|
| 397 |
// Point2D pl=TrigonometricalFunctions.getIntersection(p[0],p[1],init,end);
|
| 398 |
// double xdist=2*pl.distance(x,y);
|
| 399 |
double xdist = init.distance(end);
|
| 400 |
Arc2D.Double arc = new Arc2D.Double(init.getX(), |
| 401 |
init.getY() - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
| 402 |
Point2D rotationPoint = new Point2D.Double(init.getX() + xdist /2, init.getY()); |
| 403 |
|
| 404 |
double angle = UtilFunctions.getAngle(init, end);
|
| 405 |
AffineTransform mT = AffineTransform.getRotateInstance(angle, init.getX(), init.getY()); |
| 406 |
gp = new GeneralPathX(arc);
|
| 407 |
gp.transform(mT); |
| 408 |
} |
| 409 |
} |
| 410 |
|
| 411 |
/* (non-Javadoc)
|
| 412 |
* @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
|
| 413 |
*/
|
| 414 |
public boolean intersects(Rectangle2D r) { |
| 415 |
return gp.intersects(r);
|
| 416 |
} |
| 417 |
|
| 418 |
} |