org.rdv.viz.dial.BoundedDialScale.java Source code

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Here is the source code for org.rdv.viz.dial.BoundedDialScale.java

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/*
 * RDV
 * Real-time Data Viewer
 * http://rdv.googlecode.com/
 * 
 * Copyright (c) 2008 Palta Software
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 * 
 * $URL$
 * $Revision$
 * $Date$
 * $Author$
 */

package org.rdv.viz.dial;

import org.jfree.chart.plot.dial.StandardDialScale;

/**
 * A DialScale that bounds the dial angle by the upper and lower bounds.
 * 
 * @author Jason P. Hanley
 */
public class BoundedDialScale extends StandardDialScale {

    /** serialization version identifier */
    private static final long serialVersionUID = 5868085626313728992L;

    @Override
    public double valueToAngle(double value) {
        if (value < getLowerBound()) {
            value = getLowerBound();
        } else if (value > getUpperBound()) {
            value = getUpperBound();
        }

        return super.valueToAngle(value);
    }

}