root / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / primitive / impl / Circle2D.java @ 36627
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.fmap.geom.primitive.impl; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Arc2D; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.util.ArrayList; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.handler.AbstractHandler; |
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import org.gvsig.fmap.geom.handler.CuadrantHandler; |
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import org.gvsig.fmap.geom.handler.Handler; |
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import org.gvsig.fmap.geom.primitive.Circle; |
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import org.gvsig.fmap.geom.primitive.FShape; |
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import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.fmap.geom.util.UtilFunctions; |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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public class Circle2D extends Surface2D implements Circle { |
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private static final long serialVersionUID = -2709867465161215668L; |
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private Point2D center; |
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private double radio; |
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/**
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* The constructor with the GeometryType like and argument
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* is used by the {@link GeometryType}{@link #create()}
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* to create the geometry
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* @param type
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* The geometry type
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*/
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public Circle2D(GeometryType geometryType) {
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super(geometryType);
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} |
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/**
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* Constructor used in the {@link Geometry#cloneGeometry()} method
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*/
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Circle2D(GeometryType geometryType, String id, IProjection projection, GeneralPathX gpx,
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Point2D c, double r) { |
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super(geometryType, id, projection, gpx);
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center = c; |
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radio = r; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#getCenter()
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*/
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public Point getCenter() { |
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return new org.gvsig.fmap.geom.primitive.impl.Point2D(center.getX(), center.getY()); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.impl.Surface2D#cloneFShape()
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*/
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public FShape cloneFShape() {
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return new Circle2D(getGeometryType(), id, projection, (GeneralPathX) gp.clone(), center, |
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radio); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.impl.Surface2D#getShapeType()
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*/
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public int getShapeType() { |
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return TYPES.CIRCLE;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.impl.OrientablePrimitive2D#transform(java.awt.geom.AffineTransform)
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*/
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public void transform(AffineTransform at) { |
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Point2D pdist = UtilFunctions.getPerpendicularPoint(new Point2D.Double( |
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center.getX() + 10, center.getY()), new Point2D.Double(center |
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.getX() - 10, center.getY()), center, radio);
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Point2D aux = new Point2D.Double(); |
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at.transform(center, aux); |
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center = aux; |
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Point2D aux3 = new Point2D.Double(); |
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at.transform(pdist, aux3); |
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radio = center.distance(aux3); |
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gp.transform(at); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.impl.OrientablePrimitive2D#getStretchingHandlers()
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*/
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public Handler[] getStretchingHandlers() { |
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ArrayList handlers = new ArrayList(); |
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Rectangle2D rect = this.getBounds2D(); |
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handlers |
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.add(new CenterHandler(0, rect.getCenterX(), rect.getCenterY())); |
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// handlers.add(new RadioHandler(1, rect.getX(), rect.getCenterY()));
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// handlers.add(new RadioHandler(2, rect.getMaxX(), rect.getCenterY()));
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// handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getY()));
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// handlers.add(new RadioHandler(3, rect.getCenterX(), rect.getMaxY()));
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return (Handler[]) handlers.toArray(new Handler[0]); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.impl.OrientablePrimitive2D#getSelectHandlers()
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*/
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public Handler[] getSelectHandlers() { |
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ArrayList handlers = new ArrayList(); |
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handlers.add(new CenterSelHandler(0, center.getX(), center.getY())); |
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handlers.add(new RadioSelHandler(1, center.getX() - radio, center |
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.getY())); |
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handlers.add(new RadioSelHandler(2, center.getX() + radio, center |
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.getY())); |
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handlers.add(new RadioSelHandler(3, center.getX(), center.getY() |
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- radio)); |
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handlers.add(new RadioSelHandler(3, center.getX(), center.getY() |
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+ radio)); |
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return (Handler[]) handlers.toArray(new Handler[0]); |
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} |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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class CenterHandler extends AbstractHandler implements Handler, org.gvsig.fmap.geom.handler.CenterHandler{ |
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/**
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* Crea un nuevo PointHandler.
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*
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* @param i
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* DOCUMENT ME!
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* @param x
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* DOCUMENT ME!
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* @param y
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* DOCUMENT ME!
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*/
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public CenterHandler(int i, double x, double y) { |
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point = new Point2D.Double(x, y); |
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index = i; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param x
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* DOCUMENT ME!
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* @param y
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public void move(double x, double y) { |
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center = new Point2D.Double(center.getX() + x, center.getY() + y); |
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Point point;
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for (int i = 0; i < gp.getNumCoords(); i++) { |
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point = gp.getPointAt(i); |
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point.setX(point.getX() + x); |
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point.setY(point.getY() + y); |
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} |
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} |
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/**
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* @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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*/
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public void set(double x, double y) { |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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class CenterSelHandler extends AbstractHandler implements Handler, org.gvsig.fmap.geom.handler.CenterHandler { |
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/**
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* Crea un nuevo PointHandler.
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*
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* @param i
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* DOCUMENT ME!
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* @param x
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* DOCUMENT ME!
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* @param y
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* DOCUMENT ME!
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*/
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public CenterSelHandler(int i, double x, double y) { |
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point = new Point2D.Double(x, y); |
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index = i; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param x
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* DOCUMENT ME!
|
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* @param y
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public void move(double x, double y) { |
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Point point;
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for (int i = 0; i < gp.getNumCoords() ; i++) { |
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point = gp.getPointAt(i); |
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point.setX(point.getX() + x); |
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point.setY(point.getY() + y); |
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} |
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} |
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/**
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* @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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*/
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public void set(double x, double y) { |
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center = new Point2D.Double(x, y); |
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Arc2D.Double arc = new Arc2D.Double(center.getX() - radio, center |
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.getY() |
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- radio, 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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gp = new GeneralPathX(arc.getPathIterator(null)); |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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class RadioSelHandler extends AbstractHandler implements CuadrantHandler { |
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/**
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* Crea un nuevo PointHandler.
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*
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* @param i
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* DOCUMENT ME!
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* @param x
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* DOCUMENT ME!
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* @param y
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* DOCUMENT ME!
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*/
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public RadioSelHandler(int i, double x, double y) { |
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point = new Point2D.Double(x, y); |
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index = i; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param x
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* DOCUMENT ME!
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* @param y
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public void move(double x, double y) { |
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} |
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/**
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* @see org.gvsig.fmap.geom.handler.Handler#set(double, double)
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*/
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public void set(double x, double y) { |
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radio = center.distance(x, y); |
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Arc2D.Double arc = new Arc2D.Double(center.getX() - radio, center |
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.getY() |
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- radio, 2 * radio, 2 * radio, 0, 360, Arc2D.OPEN); |
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gp = new GeneralPathX(arc.getPathIterator(null)); |
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} |
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} |
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/*
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* (non-Javadoc)
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*
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* @see com.iver.cit.gvsig.fmap.core.FPolyline2D#intersects(java.awt.geom.Rectangle2D)
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*/
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public boolean intersects(Rectangle2D r) { |
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return gp.intersects(r);
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Surface2D#setGeneralPath(org.gvsig.fmap.geom.primitive.GeneralPathX)
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*/
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public void setGeneralPath(GeneralPathX generalPathX) { |
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throw new UnsupportedOperationException("Use setPoints(Point center, Point radious)"); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#setPoints(org.gvsig.fmap.geom.primitive.Point, org.gvsig.fmap.geom.primitive.Point)
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*/
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public void setPoints(Point center, Point radious) { |
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Point2D _center = new java.awt.geom.Point2D.Double(center.getCoordinateAt(0), center.getCoordinateAt(1)); |
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Point2D _radious = new java.awt.geom.Point2D.Double(radious.getCoordinateAt(0), radious.getCoordinateAt(1)); |
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double dRadious = _center.distance(_radious);
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setPoints(center, dRadious); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#setPoints(org.gvsig.fmap.geom.primitive.Point, double)
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*/
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public void setPoints(Point center, double radious){ |
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Point2D _center = new java.awt.geom.Point2D.Double(center.getCoordinateAt(0), center.getCoordinateAt(1)); |
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java.awt.geom.Arc2D.Double arc = |
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new java.awt.geom.Arc2D.Double(center.getX() - radious, _center
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.getY() |
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- radious, 2 * radious, 2 * radious, 0, 360, Arc2D.OPEN); |
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this.gp = new GeneralPathX(arc.getPathIterator(null)); |
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this.center = _center;
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this.radio = radious;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Arc#setPoints(org.gvsig.fmap.geom.primitive.Point, org.gvsig.fmap.geom.primitive.Point, org.gvsig.fmap.geom.primitive.Point)
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*/
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public void setPoints(Point p1, Point p2, Point p3) { |
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Point2D _p1 = new java.awt.geom.Point2D.Double(p1.getCoordinateAt(0), p1.getCoordinateAt(1)); |
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Point2D _p2 = new java.awt.geom.Point2D.Double(p2.getCoordinateAt(0), p2.getCoordinateAt(1)); |
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Point2D _p3 = new java.awt.geom.Point2D.Double(p3.getCoordinateAt(0), p3.getCoordinateAt(1)); |
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setPoints(_p1, _p2, _p3); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#setPoints(org.gvsig.fmap.geom.primitive.Point2D, org.gvsig.fmap.geom.primitive.Point2D)
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*/
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public void setPoints(org.gvsig.fmap.geom.primitive.impl.Point2D center, |
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org.gvsig.fmap.geom.primitive.impl.Point2D radious) {
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Point2D _center = new java.awt.geom.Point2D.Double(center.getCoordinateAt(0), center.getCoordinateAt(1)); |
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Point2D _radious = new java.awt.geom.Point2D.Double(radious.getCoordinateAt(0), radious.getCoordinateAt(1)); |
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setPoints(_center, _radious); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#setPoints(org.gvsig.fmap.geom.primitive.Point2D, double)
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*/
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public void setPoints(Point2D center, |
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double radious) {
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java.awt.geom.Arc2D.Double arc = |
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new java.awt.geom.Arc2D.Double(center.getX() - radious, center
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.getY() |
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- radious, 2 * radious, 2 * radious, 0, 360, Arc2D.OPEN); |
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this.gp = new GeneralPathX(arc.getPathIterator(null)); |
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this.center = center;
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this.radio = radious;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Arc#setPoints(java.awt.geom.Point2D, java.awt.geom.Point2D, java.awt.geom.Point2D)
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*/
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public void setPoints(Point2D p1, Point2D p2, Point2D p3) { |
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Point2D center = UtilFunctions.getCenter(p1, p2, p3);
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if (center != null) { |
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setPoints(center, p1); |
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} |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Curve#setCoordinateAt(int, int, double)
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*/
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public void setCoordinateAt(int index, int dimension, double value) { |
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throw new UnsupportedOperationException("Use setGeneralPathX"); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#setPoints(java.awt.geom.Point2D, java.awt.geom.Point2D)
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*/
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private void setPoints(Point2D center, Point2D radious) { |
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double radio = center.distance(radious);
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setPoints(center, radio); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Arc#setPoints(org.gvsig.fmap.geom.primitive.Point, double, double, double)
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*/
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public void setPoints(Point center, double radius, double initAngle, |
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double angleExt) {
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throw new UnsupportedOperationException("Use setGeneralPathX"); |
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} |
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|
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Arc#setPoints(java.awt.geom.Point2D, double, double, double)
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*/
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private void setPoints(Point2D center, double radius, double initAngle, |
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double angleExt) {
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throw new UnsupportedOperationException("Use setGeneralPathX"); |
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} |
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|
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Circle#getRadious()
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*/
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public double getRadious() { |
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return radio;
|
| 443 |
} |
| 444 |
|
| 445 |
|
| 446 |
} |