svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.geometry / org.gvsig.fmap.geometry.jts / src / main / java / org / gvsig / fmap / geom / jts / primitive / surface / ellipse / Ellipse2D.java @ 44612
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/* gvSIG. Desktop Geographic Information System.
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*
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* Copyright ? 2007-2015 gvSIG Association
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.fmap.geom.jts.primitive.surface.ellipse; |
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import java.awt.geom.AffineTransform; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.jts.primitive.point.Point2D; |
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import org.gvsig.fmap.geom.jts.util.ArrayListCoordinateSequence; |
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import org.gvsig.fmap.geom.jts.util.JTSUtils; |
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import org.gvsig.fmap.geom.jts.util.UtilFunctions; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.fmap.geom.primitive.Ellipse; |
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import org.gvsig.fmap.geom.primitive.Point; |
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/**
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* @author fdiaz
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*
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*/
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public class Ellipse2D extends BaseEllipse2D implements Ellipse { |
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/**
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*
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*/
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private static final long serialVersionUID = 3414562338763885954L; |
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/**
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* @param subtype
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*/
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public Ellipse2D() { |
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super(Geometry.TYPES.ELLIPSE);
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#cloneGeometry()
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*/
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public Geometry cloneGeometry() {
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Ellipse2D clone = new Ellipse2D(); |
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clone.setPoints((Point)init.cloneGeometry(), (Point)end.cloneGeometry(), ydist); |
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clone.setProjection(this.getProjection());
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return clone;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.jts.GeometryJTS#getJTS()
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*/
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public com.vividsolutions.jts.geom.Geometry getJTS() {
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ArrayListCoordinateSequence coordinates = getJTSCoordinates(); |
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return JTSUtils.createJTSPolygon(coordinates);
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleCorner()
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*/
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public Point getRectangleCorner() { |
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return new Point2D( |
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this.getAxis1Start().getX(),
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this.getAxis1Start().getY()-this.getAxis2Dist()); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleHeight()
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*/
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public double getRectangleHeight() { |
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return this.getAxis2Dist()*2; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleWidth()
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*/
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public double getRectangleWidth() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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return this.getAxis1Start().distance(this.getAxis1End()); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleRotation()
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*/
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public AffineTransform getRectangleRotation() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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return AffineTransform.getRotateInstance(getAxis1Angle(), this.getAxis1Start().getX(), this.getAxis1Start().getY()); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#offset(double)
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*/
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public Geometry offset(double distance) throws GeometryOperationNotSupportedException, GeometryOperationException { |
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Ellipse clonedEllipse = (Ellipse) this.cloneGeometry();
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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Point center = new Point2D((getAxis1Start().getX()+getAxis1End().getX())/2, |
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(getAxis1Start().getY()+getAxis1End().getY())/2);
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double axis1Lenght = getAxis1Start().distance(getAxis1End());
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Point clonedAxis1Start = (Point) getAxis1Start().cloneGeometry(); |
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Point clonedAxis1End = (Point) getAxis1End().cloneGeometry(); |
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double clonedYDist = this.ydist+distance; |
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clonedAxis1Start.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1Start().getX(), axis1Lenght/2+distance)); |
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clonedAxis1Start.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1Start().getY(), axis1Lenght/2+distance)); |
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clonedAxis1End.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1End().getX(), axis1Lenght/2+distance)); |
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clonedAxis1End.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1End().getY(), axis1Lenght/2+distance)); |
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clonedEllipse.setPoints(clonedAxis1Start, clonedAxis1End, clonedYDist); |
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return clonedEllipse;
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} |
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} |