net.sourceforge.plantuml.svek.image.ContainingEllipse Maven / Gradle / Ivy
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PlantUML is a component that allows to quickly write :
* sequence diagram,
* use case diagram,
* class diagram,
* activity diagram,
* component diagram,
* state diagram
* object diagram
/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2013, Arnaud Roques
*
* Project Info: http://plantuml.sourceforge.net
*
* This file is part of PlantUML.
*
* PlantUML 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 3 of the License, or
* (at your option) any later version.
*
* PlantUML 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* Original Author: Arnaud Roques
*
* Revision $Revision: 5183 $
*
*/
package net.sourceforge.plantuml.svek.image;
import java.awt.geom.Point2D;
import net.sourceforge.plantuml.ugraphic.UEllipse;
public class ContainingEllipse {
private final SmallestEnclosingCircle sec = new SmallestEnclosingCircle();
private final YTransformer ytransformer;
@Override
public String toString() {
return "ContainingEllipse " + getWidth() + " " + getHeight();
}
public ContainingEllipse(double coefY) {
ytransformer = new YTransformer(coefY);
}
public void append(Point2D pt) {
pt = ytransformer.getReversePoint2D(pt);
sec.append(pt);
}
public void append(double x, double y) {
append(new Point2D.Double(x, y));
}
public double getWidth() {
return 2 * sec.getCircle().getRadius();
}
public double getHeight() {
return 2 * sec.getCircle().getRadius() * ytransformer.getAlpha();
}
public Point2D getCenter() {
return ytransformer.getPoint2D(sec.getCircle().getCenter());
}
public UEllipse asUEllipse() {
final UEllipse ellipse = new UEllipse(getWidth(), getHeight());
ellipse.setDeltaShadow(deltaShadow);
return ellipse;
}
private double deltaShadow;
public void setDeltaShadow(double deltaShadow) {
this.deltaShadow = deltaShadow;
}
}