net.sourceforge.plantuml.svek.extremity.ExtremityFactoryArrow Maven / Gradle / Ivy

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/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2012, 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: 4236 $
 * 
 */
package net.sourceforge.plantuml.svek.extremity;

import java.awt.geom.Point2D;

import net.sourceforge.plantuml.graphic.UDrawable;
import net.sourceforge.plantuml.svek.AbstractExtremityFactory;

public class ExtremityFactoryArrow extends AbstractExtremityFactory implements ExtremityFactory {

	public UDrawable createUDrawable(Point2D p0, Point2D p1, Point2D p2) {
		final double ortho = atan2(p0, p2);
		final Point2D center = new Point2D.Double((p0.getX() + p2.getX()) / 2, (p0.getY() + p2.getY()) / 2);
		return new ExtremityArrow(p1, ortho, center);
	}
}