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jfreechart example source code file (

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

Java - jfreechart tags/keywords

contourplotutilities, contourplotutilities, defaultcontourdataset, defaultcontourdataset, range, range

The jfreechart source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 * Project Info:
 * 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.]
 * -------------------------
 * -------------------------
 * (C) Copyright 2002-2008, by David M. O'Donnell and Contributors.
 * Original Author:  David M. O'Donnell;
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 * Changes
 * -------
 * 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG);
 * 22-Jul-2003 : Made this class abstract as there is no need to instantiate
 *               it (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 31-Jan-2007 : Deprecated (DG);

package org.jfree.chart.plot;

import org.jfree.chart.renderer.xy.XYBlockRenderer;

 * Some utility methods for the {@link ContourPlot} class.
 * @deprecated This class is no longer supported (as of version 1.0.4).  If
 *     you are creating contour plots, please try to use {@link XYPlot} and
 *     {@link XYBlockRenderer}.
public abstract class ContourPlotUtilities {

     * Returns the visible z-range.
     * @param data  the dataset.
     * @param x  the x range.
     * @param y  the y range.
     * @return The range.
    public static Range visibleRange(ContourDataset data, Range x, Range y) {
        Range range = null;
        range = ((DefaultContourDataset) data).getZValueRange(x, y);
        return range;


Other jfreechart examples (source code examples)

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