Range.java

/*******************************************************************************
 * Copyright (c) 2008-2009 SWTChart project. All rights reserved. 
 * 
 * This code is distributed under the terms of the Eclipse Public License v1.0
 * which is available at http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/
package org.swtchart;

/**
 * A range.
 */
public class Range
{

    /** the lower value of range */
    public double lower;

    /** the upper value of range */
    public double upper;

    /**
     * Constructor.
     * 
     * @param start
     *            the start value of range
     * @param end
     *            the end value of range
     */
    public Range ( double start, double end )
    {
        this.lower = ( end > start ) ? start : end;
        this.upper = ( end > start ) ? end : start;
    }

    /**
     * Constructor.
     * 
     * @param range
     *            the range
     */
    public Range ( Range range )
    {
        lower = ( range.upper > range.lower ) ? range.lower : range.upper;
        upper = ( range.upper > range.lower ) ? range.upper : range.lower;
    }

    /*
     * @see Object#toString()
     */
    @Override
    public String toString ()
    {
        return "lower=" + lower + ", upper=" + upper;
    }
}