001/* ===========================================================
002 * JFreeChart : a free chart library for the Java(tm) platform
003 * ===========================================================
004 *
005 * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.
006 *
007 * Project Info:  http://www.jfree.org/jfreechart/index.html
008 *
009 * This library is free software; you can redistribute it and/or modify it
010 * under the terms of the GNU Lesser General Public License as published by
011 * the Free Software Foundation; either version 2.1 of the License, or
012 * (at your option) any later version.
013 *
014 * This library is distributed in the hope that it will be useful, but
015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017 * License for more details.
018 *
019 * You should have received a copy of the GNU Lesser General Public
020 * License along with this library; if not, write to the Free Software
021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
022 * USA.
023 *
024 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
025 * Other names may be trademarks of their respective owners.]
026 *
027 * ----------------
028 * GreyPalette.java
029 * ----------------
030 * (C) Copyright 2002-2008, by David M. O'Donnell and Contributors.
031 *
032 * Original Author:  David M. O'Donnell;
033 * Contributor(s):   David Gilbert (for Object Refinery Limited);
034 *
035 * Changes
036 * -------
037 * 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG);
038 * 26-Mar-2003 : Implemented Serializable (DG);
039 * ------------- JFREECHART 1.0.x ---------------------------------------------
040 * 31-Jan-2007 : Deprecated (DG);
041 *
042 */
043
044package org.jfree.chart.plot;
045
046import java.io.Serializable;
047
048import org.jfree.chart.renderer.xy.XYBlockRenderer;
049
050
051/**
052 * A grey color palette.
053 *
054 * @deprecated This class is no longer supported (as of version 1.0.4).  If
055 *     you are creating contour plots, please try to use {@link XYPlot} and
056 *     {@link XYBlockRenderer}.
057 */
058public class GreyPalette extends ColorPalette implements Serializable {
059
060    /** For serialization. */
061    private static final long serialVersionUID = -2120941170159987395L;
062
063    /**
064     * Creates a new palette.
065     */
066    public GreyPalette() {
067        super();
068        initialize();
069    }
070
071    /**
072     * Intializes the palette's indices.
073     */
074    @Override
075    public void initialize() {
076
077        setPaletteName("Grey");
078
079        this.r = new int[256];
080        this.g = new int[256];
081        this.b = new int[256];
082
083        this.r[0] = 255;
084        this.g[0] = 255;
085        this.b[0] = 255;
086        this.r[1] = 0;
087        this.g[1] = 0;
088        this.b[1] = 0;
089
090        for (int i = 2; i < 256; i++) {
091            this.r[i] = i;
092            this.g[i] = i;
093            this.b[i] = i;
094        }
095
096    }
097
098}