svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / primitive / Ellipse2D.java @ 20964
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| 1 | 20761 | jmvivo | /* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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| 2 | 20964 | jiyarza | *
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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 | 20761 | jmvivo | package org.gvsig.fmap.geom.primitive; |
| 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 org.cresques.cts.IProjection; |
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| 50 | 20964 | jiyarza | import org.gvsig.fmap.geom.GeometryManager; |
| 51 | import org.gvsig.fmap.geom.aggregate.MultiCurve2D; |
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| 52 | 20761 | jmvivo | import org.gvsig.fmap.geom.handler.AbstractHandler; |
| 53 | import org.gvsig.fmap.geom.handler.CuadrantHandler; |
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| 54 | import org.gvsig.fmap.geom.handler.Handler; |
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| 55 | 20964 | jiyarza | import org.gvsig.fmap.geom.type.GeometryType; |
| 56 | 20761 | jmvivo | import org.gvsig.fmap.geom.util.UtilFunctions; |
| 57 | |||
| 58 | /**
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| 59 | 20964 | jiyarza | * DOCUMENT ME!
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| 60 | *
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| 61 | * @author Vicente Caballero Navarro
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| 62 | */
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| 63 | 20761 | jmvivo | public class Ellipse2D extends Surface2D implements Surface { |
| 64 | |||
| 65 | private static final long serialVersionUID = 1L; |
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| 66 | 20964 | jiyarza | |
| 67 | private static GeometryType geomType = GeometryManager.getInstance() |
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| 68 | .registerGeometryType(Ellipse2D.class);
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| 69 | public static int GEOM_TYPE = geomType.getType(); |
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| 70 | |||
| 71 | 20761 | jmvivo | private Point2D init; |
| 72 | private Point2D end; |
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| 73 | private double ydist; |
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| 74 | 20964 | jiyarza | |
| 75 | 20761 | jmvivo | /**
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| 76 | * DOCUMENT ME!
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| 77 | 20964 | jiyarza | *
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| 78 | 20761 | jmvivo | * @param gpx
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| 79 | */
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| 80 | 20964 | jiyarza | public Ellipse2D(String id, IProjection projection, GeneralPathX gpx, |
| 81 | Point2D i, Point2D e, double d) { |
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| 82 | 20761 | jmvivo | super(id, projection, gpx);
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| 83 | 20964 | jiyarza | init = i; |
| 84 | end = e; |
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| 85 | ydist = d; |
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| 86 | 20761 | jmvivo | } |
| 87 | |||
| 88 | 20964 | jiyarza | public Point2D getInit() { |
| 89 | 20761 | jmvivo | return init;
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| 90 | } |
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| 91 | 20964 | jiyarza | |
| 92 | public Point2D getEnd() { |
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| 93 | 20761 | jmvivo | return end;
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| 94 | } |
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| 95 | 20964 | jiyarza | |
| 96 | public double getDist() { |
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| 97 | 20761 | jmvivo | return ydist;
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| 98 | } |
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| 99 | 20964 | jiyarza | |
| 100 | /*
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| 101 | * (non-Javadoc)
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| 102 | *
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| 103 | 20761 | jmvivo | * @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
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| 104 | */
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| 105 | public FShape cloneFShape() {
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| 106 | 20964 | jiyarza | return new Ellipse2D(id, projection, (GeneralPathX) gp.clone(), init, |
| 107 | end, ydist); |
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| 108 | 20761 | jmvivo | } |
| 109 | 20964 | jiyarza | |
| 110 | 20761 | jmvivo | /**
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| 111 | * @see org.gvsig.fmap.geom.primitive.FShape#getShapeType()
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| 112 | */
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| 113 | public int getShapeType() { |
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| 114 | return FShape.ELLIPSE;
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| 115 | } |
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| 116 | 20964 | jiyarza | |
| 117 | 20761 | jmvivo | /**
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| 118 | * DOCUMENT ME!
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| 119 | 20964 | jiyarza | *
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| 120 | * @param at
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| 121 | * DOCUMENT ME!
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| 122 | 20761 | jmvivo | */
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| 123 | public void transform(AffineTransform at) { |
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| 124 | 20964 | jiyarza | Point2D center = new Point2D.Double((init.getX() + end.getX()) / 2, |
| 125 | 20761 | jmvivo | (init.getY() + end.getY()) / 2);
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| 126 | 20964 | jiyarza | Point2D pdist = UtilFunctions.getPerpendicularPoint(init, end, center,
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| 127 | ydist); |
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| 128 | Point2D aux1 = new Point2D.Double(); |
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| 129 | at.transform(init, aux1); |
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| 130 | init = aux1; |
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| 131 | Point2D aux2 = new Point2D.Double(); |
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| 132 | at.transform(end, aux2); |
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| 133 | end = aux2; |
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| 134 | 20761 | jmvivo | |
| 135 | 20964 | jiyarza | center = new Point2D.Double((init.getX() + end.getX()) / 2, (init |
| 136 | .getY() + end.getY()) / 2);
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| 137 | 20761 | jmvivo | |
| 138 | 20964 | jiyarza | Point2D aux3 = new Point2D.Double(); |
| 139 | at.transform(pdist, aux3); |
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| 140 | ydist = center.distance(aux3); |
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| 141 | 20761 | jmvivo | gp.transform(at); |
| 142 | } |
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| 143 | 20964 | jiyarza | |
| 144 | 20761 | jmvivo | /**
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| 145 | * DOCUMENT ME!
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| 146 | 20964 | jiyarza | *
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| 147 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 148 | */
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| 149 | public Handler[] getStretchingHandlers() { |
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| 150 | ArrayList handlers = new ArrayList(); |
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| 151 | Rectangle2D rect = this.getBounds2D(); |
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| 152 | 20964 | jiyarza | handlers |
| 153 | .add(new CenterHandler(0, rect.getCenterX(), rect.getCenterY())); |
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| 154 | 20761 | jmvivo | return (Handler[]) handlers.toArray(new Handler[0]); |
| 155 | } |
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| 156 | 20964 | jiyarza | |
| 157 | 20761 | jmvivo | public Handler[] getSelectHandlers() { |
| 158 | ArrayList handlers = new ArrayList(); |
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| 159 | Rectangle2D rect = this.getBounds2D(); |
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| 160 | 20964 | jiyarza | handlers.add(new CenterSelHandler(0, rect.getCenterX(), rect |
| 161 | .getCenterY())); |
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| 162 | 20761 | jmvivo | handlers.add(new InitSelHandler(1, init.getX(), init.getY())); |
| 163 | handlers.add(new EndSelHandler(2, end.getX(), end.getY())); |
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| 164 | Point2D mediop = new Point2D.Double((end.getX() + init.getX()) / 2, |
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| 165 | (end.getY() + init.getY()) / 2);
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| 166 | 20964 | jiyarza | Point2D[] p = UtilFunctions.getPerpendicular(init, end, mediop); |
| 167 | Point2D u = UtilFunctions.getPoint(mediop, p[1], ydist); |
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| 168 | Point2D d = UtilFunctions.getPoint(mediop, p[1], -ydist); |
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| 169 | 20761 | jmvivo | |
| 170 | handlers.add(new RadioSelYHandler(3, u.getX(), u.getY())); |
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| 171 | handlers.add(new RadioSelYHandler(4, d.getX(), d.getY())); |
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| 172 | |||
| 173 | return (Handler[]) handlers.toArray(new Handler[0]); |
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| 174 | } |
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| 175 | |||
| 176 | /**
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| 177 | * DOCUMENT ME!
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| 178 | 20964 | jiyarza | *
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| 179 | 20761 | jmvivo | * @author Vicente Caballero Navarro
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| 180 | */
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| 181 | class CenterHandler extends AbstractHandler implements Handler { |
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| 182 | /**
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| 183 | * Crea un nuevo PointHandler.
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| 184 | 20964 | jiyarza | *
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| 185 | * @param i
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| 186 | * DOCUMENT ME!
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| 187 | * @param x
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| 188 | * DOCUMENT ME!
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| 189 | * @param y
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| 190 | * DOCUMENT ME!
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| 191 | 20761 | jmvivo | */
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| 192 | public CenterHandler(int i, double x, double y) { |
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| 193 | point = new Point2D.Double(x, y); |
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| 194 | index = i; |
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| 195 | } |
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| 196 | |||
| 197 | /**
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| 198 | * DOCUMENT ME!
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| 199 | 20964 | jiyarza | *
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| 200 | * @param x
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| 201 | * DOCUMENT ME!
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| 202 | * @param y
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| 203 | * DOCUMENT ME!
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| 204 | *
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| 205 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 206 | */
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| 207 | public void move(double x, double y) { |
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| 208 | 20964 | jiyarza | for (int i = 0; i < gp.numCoords / 2; i++) { |
| 209 | gp.pointCoords[i * 2] += x;
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| 210 | gp.pointCoords[i * 2 + 1] += y; |
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| 211 | 20761 | jmvivo | } |
| 212 | init = new Point2D.Double(init.getX() + x, init.getY() + y); |
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| 213 | end = new Point2D.Double(end.getX() + x, end.getY() + y); |
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| 214 | } |
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| 215 | |||
| 216 | /**
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| 217 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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| 218 | */
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| 219 | public void set(double x, double y) { |
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| 220 | } |
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| 221 | } |
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| 222 | 20964 | jiyarza | |
| 223 | 20761 | jmvivo | /**
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| 224 | * DOCUMENT ME!
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| 225 | 20964 | jiyarza | *
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| 226 | 20761 | jmvivo | * @author Vicente Caballero Navarro
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| 227 | */
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| 228 | class CenterSelHandler extends AbstractHandler implements Handler { |
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| 229 | /**
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| 230 | * Crea un nuevo PointHandler.
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| 231 | 20964 | jiyarza | *
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| 232 | * @param i
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| 233 | * DOCUMENT ME!
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| 234 | * @param x
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| 235 | * DOCUMENT ME!
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| 236 | * @param y
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| 237 | * DOCUMENT ME!
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| 238 | 20761 | jmvivo | */
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| 239 | public CenterSelHandler(int i, double x, double y) { |
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| 240 | point = new Point2D.Double(x, y); |
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| 241 | index = i; |
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| 242 | } |
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| 243 | |||
| 244 | /**
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| 245 | * DOCUMENT ME!
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| 246 | 20964 | jiyarza | *
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| 247 | * @param x
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| 248 | * DOCUMENT ME!
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| 249 | * @param y
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| 250 | * DOCUMENT ME!
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| 251 | *
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| 252 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 253 | */
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| 254 | public void move(double x, double y) { |
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| 255 | 20964 | jiyarza | for (int i = 0; i < gp.numCoords / 2; i++) { |
| 256 | gp.pointCoords[i * 2] += x;
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| 257 | gp.pointCoords[i * 2 + 1] += y; |
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| 258 | 20761 | jmvivo | } |
| 259 | } |
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| 260 | |||
| 261 | /**
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| 262 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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| 263 | */
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| 264 | public void set(double x, double y) { |
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| 265 | 20964 | jiyarza | Point2D center = new Point2D.Double((init.getX() + end.getX()) / 2, |
| 266 | 20761 | jmvivo | (init.getY() + end.getY()) / 2);
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| 267 | 20964 | jiyarza | double dx = x - center.getX();
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| 268 | double dy = y - center.getY();
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| 269 | for (int i = 0; i < gp.numCoords / 2; i++) { |
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| 270 | gp.pointCoords[i * 2] += dx;
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| 271 | gp.pointCoords[i * 2 + 1] += dy; |
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| 272 | 20761 | jmvivo | } |
| 273 | 20964 | jiyarza | init = new Point2D.Double(init.getX() + dx, init.getY() + dy); |
| 274 | end = new Point2D.Double(end.getX() + dx, end.getY() + dy); |
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| 275 | 20761 | jmvivo | } |
| 276 | } |
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| 277 | |||
| 278 | /**
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| 279 | * DOCUMENT ME!
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| 280 | 20964 | jiyarza | *
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| 281 | 20761 | jmvivo | * @author Vicente Caballero Navarro
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| 282 | */
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| 283 | 20964 | jiyarza | class InitSelHandler extends AbstractHandler implements CuadrantHandler { |
| 284 | 20761 | jmvivo | /**
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| 285 | * Crea un nuevo PointHandler.
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| 286 | 20964 | jiyarza | *
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| 287 | * @param i
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| 288 | * DOCUMENT ME!
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| 289 | * @param x
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| 290 | * DOCUMENT ME!
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| 291 | * @param y
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| 292 | * DOCUMENT ME!
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| 293 | 20761 | jmvivo | */
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| 294 | public InitSelHandler(int i, double x, double y) { |
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| 295 | point = new Point2D.Double(x, y); |
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| 296 | index = i; |
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| 297 | } |
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| 298 | |||
| 299 | /**
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| 300 | * DOCUMENT ME!
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| 301 | 20964 | jiyarza | *
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| 302 | * @param x
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| 303 | * DOCUMENT ME!
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| 304 | * @param y
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| 305 | * DOCUMENT ME!
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| 306 | *
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| 307 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 308 | */
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| 309 | public void move(double x, double y) { |
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| 310 | |||
| 311 | } |
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| 312 | |||
| 313 | /**
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| 314 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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| 315 | */
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| 316 | public void set(double x, double y) { |
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| 317 | 20964 | jiyarza | // TODO comentado para quitar warning: double dx=x-init.getX();
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| 318 | // TODO comentado para quitar warning: double dy=y-init.getY();
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| 319 | Point2D center = new Point2D.Double((init.getX() + end.getX()) / 2, |
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| 320 | 20761 | jmvivo | (init.getY() + end.getY()) / 2);
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| 321 | 20964 | jiyarza | // Point2D[]
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| 322 | // p1=TrigonometricalFunctions.getPerpendicular(init,end,center);
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| 323 | // Point2D[]
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| 324 | // p2=TrigonometricalFunctions.getPerpendicular(p1[0],p1[1],new
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| 325 | // Point2D.Double(x,y));
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| 326 | 20761 | jmvivo | |
| 327 | 20964 | jiyarza | // Point2D
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| 328 | // pl=TrigonometricalFunctions.getIntersection(p2[0],p2[1],p1[0],p1[1]);
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| 329 | // double xdist=2*pl.distance(x,y);
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| 330 | double xdist = 2 * center.distance(x, y); |
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| 331 | // init=new Point2D.Double(init.getX()+dx,init.getY()+dy);
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| 332 | init = UtilFunctions.getPoint(center, init, center.distance(x, y)); |
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| 333 | end = UtilFunctions.getPoint(init, center, xdist); |
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| 334 | Arc2D.Double arc = new Arc2D.Double(init.getX(), init.getY() |
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| 335 | - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
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| 336 | // TODO comentado para quitar warning: Point2D rotationPoint = new
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| 337 | // Point2D.Double(init.getX() + xdist /2, init.getY());
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| 338 | 20761 | jmvivo | |
| 339 | double angle = UtilFunctions.getAngle(init, end);
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| 340 | 20964 | jiyarza | AffineTransform mT = AffineTransform.getRotateInstance(angle, init |
| 341 | .getX(), init.getY()); |
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| 342 | 20761 | jmvivo | gp = new GeneralPathX(arc);
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| 343 | gp.transform(mT); |
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| 344 | |||
| 345 | } |
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| 346 | } |
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| 347 | 20964 | jiyarza | |
| 348 | 20761 | jmvivo | /**
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| 349 | * DOCUMENT ME!
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| 350 | 20964 | jiyarza | *
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| 351 | 20761 | jmvivo | * @author Vicente Caballero Navarro
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| 352 | */
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| 353 | 20964 | jiyarza | class EndSelHandler extends AbstractHandler implements CuadrantHandler { |
| 354 | 20761 | jmvivo | /**
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| 355 | * Crea un nuevo PointHandler.
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| 356 | 20964 | jiyarza | *
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| 357 | * @param i
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| 358 | * DOCUMENT ME!
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| 359 | * @param x
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| 360 | * DOCUMENT ME!
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| 361 | * @param y
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| 362 | * DOCUMENT ME!
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| 363 | 20761 | jmvivo | */
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| 364 | public EndSelHandler(int i, double x, double y) { |
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| 365 | point = new Point2D.Double(x, y); |
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| 366 | index = i; |
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| 367 | } |
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| 368 | |||
| 369 | /**
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| 370 | * DOCUMENT ME!
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| 371 | 20964 | jiyarza | *
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| 372 | * @param x
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| 373 | * DOCUMENT ME!
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| 374 | * @param y
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| 375 | * DOCUMENT ME!
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| 376 | *
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| 377 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 378 | */
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| 379 | public void move(double x, double y) { |
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| 380 | |||
| 381 | } |
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| 382 | |||
| 383 | /**
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| 384 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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| 385 | */
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| 386 | public void set(double x, double y) { |
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| 387 | 20964 | jiyarza | // double dx=x-getPoint().getX();
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| 388 | // double dy=y-getPoint().getY();
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| 389 | Point2D center = new Point2D.Double((init.getX() + end.getX()) / 2, |
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| 390 | 20761 | jmvivo | (init.getY() + end.getY()) / 2);
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| 391 | 20964 | jiyarza | // Point2D[]
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| 392 | // p1=TrigonometricalFunctions.getPerpendicular(init,end,center);
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| 393 | // Point2D[]
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| 394 | // p2=TrigonometricalFunctions.getPerpendicular(p1[0],p1[1],new
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| 395 | // Point2D.Double(x,y));
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| 396 | 20761 | jmvivo | |
| 397 | 20964 | jiyarza | // Point2D
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| 398 | // pl=TrigonometricalFunctions.getIntersection(p2[0],p2[1],p1[0],p1[1]);
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| 399 | // double xdist=2*pl.distance(x,y);
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| 400 | double xdist = 2 * center.distance(x, y); |
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| 401 | end = UtilFunctions.getPoint(center, end, center.distance(x, y)); |
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| 402 | // end=new Point2D.Double(end.getX()+dx,end.getY()+dy);
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| 403 | init = UtilFunctions.getPoint(end, center, xdist); |
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| 404 | Arc2D.Double arc = new Arc2D.Double(init.getX(), init.getY() |
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| 405 | - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
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| 406 | // Point2D rotationPoint = new Point2D.Double(init.getX() + xdist
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| 407 | // /2, init.getY());
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| 408 | 20761 | jmvivo | |
| 409 | double angle = UtilFunctions.getAngle(init, end);
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| 410 | 20964 | jiyarza | AffineTransform mT = AffineTransform.getRotateInstance(angle, init |
| 411 | .getX(), init.getY()); |
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| 412 | 20761 | jmvivo | gp = new GeneralPathX(arc);
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| 413 | gp.transform(mT); |
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| 414 | |||
| 415 | } |
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| 416 | } |
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| 417 | 20964 | jiyarza | |
| 418 | 20761 | jmvivo | /**
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| 419 | * DOCUMENT ME!
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| 420 | 20964 | jiyarza | *
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| 421 | 20761 | jmvivo | * @author Vicente Caballero Navarro
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| 422 | */
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| 423 | 20964 | jiyarza | class RadioSelYHandler extends AbstractHandler implements CuadrantHandler { |
| 424 | 20761 | jmvivo | /**
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| 425 | * Crea un nuevo PointHandler.
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| 426 | 20964 | jiyarza | *
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| 427 | * @param i
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| 428 | * DOCUMENT ME!
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| 429 | * @param x
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| 430 | * DOCUMENT ME!
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| 431 | * @param y
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| 432 | * DOCUMENT ME!
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| 433 | 20761 | jmvivo | */
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| 434 | public RadioSelYHandler(int i, double x, double y) { |
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| 435 | point = new Point2D.Double(x, y); |
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| 436 | index = i; |
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| 437 | } |
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| 438 | |||
| 439 | /**
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| 440 | * DOCUMENT ME!
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| 441 | 20964 | jiyarza | *
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| 442 | * @param x
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| 443 | * DOCUMENT ME!
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| 444 | * @param y
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| 445 | * DOCUMENT ME!
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| 446 | *
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| 447 | 20761 | jmvivo | * @return DOCUMENT ME!
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| 448 | */
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| 449 | public void move(double x, double y) { |
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| 450 | |||
| 451 | } |
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| 452 | |||
| 453 | /**
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| 454 | * @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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| 455 | */
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| 456 | public void set(double x, double y) { |
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| 457 | 20964 | jiyarza | ydist = new Point2D.Double((init.getX() + end.getX()) / 2, (init |
| 458 | .getY() + end.getY()) / 2).distance(x, y);
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| 459 | // ydist=getSelectHandlers()[1].getPoint().distance(x,y);
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| 460 | // Point2D center=new Point2D.Double((init.getX() + end.getX()) / 2,
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| 461 | // (init.getY() + end.getY()) / 2);
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| 462 | // Point2D[]
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| 463 | // p=TrigonometricalFunctions.getPerpendicular(init,end,new
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| 464 | // Point2D.Double(x,y));
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| 465 | // Point2D
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| 466 | // pl=TrigonometricalFunctions.getIntersection(p[0],p[1],init,end);
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| 467 | // double xdist=2*pl.distance(x,y);
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| 468 | 20761 | jmvivo | double xdist = init.distance(end);
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| 469 | 20964 | jiyarza | Arc2D.Double arc = new Arc2D.Double(init.getX(), init.getY() |
| 470 | - ydist, xdist, 2 * ydist, 0, 360, Arc2D.OPEN); |
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| 471 | // Point2D rotationPoint = new Point2D.Double(init.getX() + xdist
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| 472 | // /2, init.getY());
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| 473 | 20761 | jmvivo | |
| 474 | double angle = UtilFunctions.getAngle(init, end);
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| 475 | 20964 | jiyarza | AffineTransform mT = AffineTransform.getRotateInstance(angle, init |
| 476 | .getX(), init.getY()); |
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| 477 | 20761 | jmvivo | gp = new GeneralPathX(arc);
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| 478 | gp.transform(mT); |
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| 479 | } |
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| 480 | } |
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| 481 | |||
| 482 | 20964 | jiyarza | /*
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| 483 | * (non-Javadoc)
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| 484 | *
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| 485 | 20761 | jmvivo | * @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
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| 486 | */
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| 487 | public boolean intersects(Rectangle2D r) { |
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| 488 | return gp.intersects(r);
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| 489 | } |
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| 490 | |||
| 491 | } |