/*
* org.openmicroscopy.shoola.util.math.geom2D.EllipseArea
*
*------------------------------------------------------------------------------
* Copyright (C) 2006 University of Dundee. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.util.math.geom2D;
//Java imports
import java.awt.Rectangle;
import java.awt.geom.AffineTransform;
import java.awt.geom.PathIterator;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
//Third-party libraries
//Application-internal dependencies
import org.openmicroscopy.shoola.util.mem.Handle;
/**
* Represents an ellipse in the Euclidean space <b>R</b><sup>2</sup>.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @author <br>Andrea Falconi
* <a href="mailto:a.falconi@dundee.ac.uk">
* a.falconi@dundee.ac.uk</a>
* @version 2.2
* <small>
* (<b>Internal version:</b> $Revision$ $Date$)
* </small>
* @since OME2.2
*/
public class EllipseArea
extends Handle
implements PlaneArea
{
/**
* Creates a new instance.
*
* @param x The x-coordinate of the top-left corner.
* @param y The y-coordinate of the top-left corner.
* @param width The width of the ellipse.
* @param height The height of the ellipse.
*/
public EllipseArea(float x, float y, float width, float height)
{
super(new EllipseAreaAdapter(x, y, width, height));
}
/**
* Implemented as specified by the {@link PlaneArea} I/F.
* @see PlaneArea#setBounds(int, int, int, int)
*/
public void setBounds(int x, int y, int width, int height)
{
breakSharing();
((EllipseAreaAdapter) getBody()).setBounds(x, y, width, height);
}
/**
* Implemented as specified by the {@link PlaneArea} I/F.
* @see PlaneArea#scale(double)
*/
public void scale(double factor)
{
breakSharing();
EllipseAreaAdapter adapter = (EllipseAreaAdapter) getBody();
Rectangle r = adapter.getBounds();
adapter.setBounds((int) (r.x*factor), (int) (r.y*factor),
(int) (r.width*factor), (int) (r.height*factor));
}
/**
* Implemented as specified by the {@link PlaneArea} I/F.
* @see PlaneArea#getPoints()
*/
public PlanePoint[] getPoints()
{
return ((EllipseAreaAdapter) getBody()).getPoints();
}
/**
* Implemented as specified by the {@link PlaneArea} I/F.
* @see PlaneArea#onBoundaries(double, double)
*/
public boolean onBoundaries(double x, double y)
{
return ((EllipseAreaAdapter) getBody()).onBoundaries(x, y);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#contains(double, double)
*/
public boolean contains(double x, double y)
{
return ((EllipseAreaAdapter) getBody()).contains(x, y);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#contains(double, double, double, double)
*/
public boolean contains(double x, double y, double w, double h)
{
return ((EllipseAreaAdapter) getBody()).contains(x, y, w, h);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#intersects(double, double, double, double)
*/
public boolean intersects(double x, double y, double w, double h)
{
EllipseAreaAdapter adapter = (EllipseAreaAdapter) getBody();
return adapter.intersects(x, y, w, h);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#getBounds()
*/
public Rectangle getBounds()
{
return ((EllipseAreaAdapter) getBody()).getBounds();
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#contains(Point2D)
*/
public boolean contains(Point2D p)
{
return ((EllipseAreaAdapter) getBody()).contains(p);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#getBounds2D()
*/
public Rectangle2D getBounds2D()
{
return ((EllipseAreaAdapter) getBody()).getBounds2D();
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#contains(Rectangle2D)
*/
public boolean contains(Rectangle2D r)
{
return ((EllipseAreaAdapter) getBody()).contains(r);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#intersects(Rectangle2D)
*/
public boolean intersects(Rectangle2D r)
{
return ((EllipseAreaAdapter) getBody()).intersects(r);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#getPathIterator(AffineTransform)
*/
public PathIterator getPathIterator(AffineTransform at)
{
return ((EllipseAreaAdapter) getBody()).getPathIterator(at);
}
/**
* Required by the {@link java.awt.Shape Shape} I/F.
* @see java.awt.Shape#getPathIterator(AffineTransform, double)
*/
public PathIterator getPathIterator(AffineTransform at, double flatness)
{
return ((EllipseAreaAdapter) getBody()).getPathIterator(at, flatness);
}
}