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jfreechart example source code file (RangeInfo.java)

This example jfreechart source code file (RangeInfo.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - jfreechart tags/keywords

range, range, rangeinfo, rangeinfo

The jfreechart RangeInfo.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2009, by Object Refinery Limited 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.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * --------------
 * RangeInfo.java
 * --------------
 * (C) Copyright 2000-2009, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes (from 18-Sep-2001)
 * --------------------------
 * 18-Sep-2001 : Added standard header and fixed DOS encoding problem (DG);
 * 15-Nov-2001 : Moved to package com.jrefinery.data.* (DG);
 *               Updated Javadoc comments (DG);
 * 22-Apr-2002 : Added getValueRange() method (DG);
 * 17-Nov-2004 : Replaced getMinimumRangeValue() --> getRangeLowerBound(),
 *               getMaximumRangeValue() --> getRangeUpperBound(),
 *               getValueRange() --> getRangeBounds().
 * 11-Jan-2005 : Removed deprecated code in preparation for the 1.0.0
 *               release (DG);
 *
 */

package org.jfree.data;

/**
 * An interface (optional) that can be implemented by a dataset to assist in
 * determining the minimum and maximum values.  See also {@link DomainInfo}.
 */
public interface RangeInfo {

    /**
     * Returns the minimum y-value in the dataset.
     *
     * @param includeInterval  a flag that determines whether or not the
     *                         y-interval is taken into account.
     *
     * @return The minimum value.
     */
    public double getRangeLowerBound(boolean includeInterval);

    /**
     * Returns the maximum y-value in the dataset.
     *
     * @param includeInterval  a flag that determines whether or not the
     *                         y-interval is taken into account.
     *
     * @return The maximum value.
     */
    public double getRangeUpperBound(boolean includeInterval);

    /**
     * Returns the range of the values in this dataset's range.
     *
     * @param includeInterval  a flag that determines whether or not the
     *                         y-interval is taken into account.
     *
     * @return The range (or <code>null if the dataset contains no
     *     values).
     */
    public Range getRangeBounds(boolean includeInterval);

}

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