Rotation.java
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2022, by David Gilbert and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* -------------
* Rotation.java
* -------------
* (C) Copyright 2000-2022, by David Gilbert and Contributors.
*
* Original Author: David Gilbert;
* Contributors: -;
*/
package org.jfree.chart.api;
/**
* Represents a direction of rotation ({@code CLOCKWISE} or
* {@code ANTICLOCKWISE}).
*/
public enum Rotation {
/** Clockwise. */
CLOCKWISE(-1.0),
/** The reverse order renders the primary dataset first. */
ANTICLOCKWISE(1.0);
/**
* The factor (-1.0 for {@code CLOCKWISE} and 1.0 for
* {@code ANTICLOCKWISE}).
*/
private final double factor;
/**
* Private constructor.
*
* @param factor the rotation factor.
*/
Rotation(double factor) {
this.factor = factor;
}
/**
* Returns the rotation factor, which is -1.0 for {@code CLOCKWISE}
* and 1.0 for {@code ANTICLOCKWISE}.
*
* @return the rotation factor.
*/
public double getFactor() {
return this.factor;
}
}