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plantuml/src/net/sourceforge/plantuml/ugraphic/USegment.java
2022-03-07 20:33:46 +01:00

84 lines
2.4 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* 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.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.ugraphic;
import java.awt.geom.AffineTransform;
import java.awt.geom.Point2D;
import java.util.Arrays;
public class USegment {
private final double coord[];
private final USegmentType pathType;
public USegment(double[] coord, USegmentType pathType) {
this.coord = coord.clone();
this.pathType = pathType;
}
@Override
public String toString() {
return pathType.toString() + " " + Arrays.toString(coord);
}
public final double[] getCoord() {
return coord;
}
public final USegmentType getSegmentType() {
return pathType;
}
public USegment translate(double dx, double dy) {
if (coord.length != 2) {
throw new UnsupportedOperationException();
}
Point2D p1 = new Point2D.Double(coord[0] + dx, coord[1] + dy);
return new USegment(new double[] { p1.getX(), p1.getY() }, pathType);
}
public USegment rotate(double theta) {
if (coord.length != 2) {
throw new UnsupportedOperationException();
}
Point2D p1 = new Point2D.Double(coord[0], coord[1]);
final AffineTransform rotate = AffineTransform.getRotateInstance(theta);
rotate.transform(p1, p1);
return new USegment(new double[] { p1.getX(), p1.getY() }, pathType);
}
}