    001/* ===========================================================
    002 * JFreeChart : a free chart library for the Java(tm) platform
    003 * ===========================================================
    004 *
    005 * (C) Copyright 2000-2011, 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    public void initialize() {
    075
    076        setPaletteName("Grey");
    077
    078        this.r = new int[256];
    079        this.g = new int[256];
    080        this.b = new int[256];
    081
    082        this.r[0] = 255;
    083        this.g[0] = 255;
    084        this.b[0] = 255;
    085        this.r[1] = 0;
    086        this.g[1] = 0;
    087        this.b[1] = 0;
    088
    089        for (int i = 2; i < 256; i++) {
    090            this.r[i] = i;
    091            this.g[i] = i;
    092            this.b[i] = i;
    093        }
    094
    095    }
    096
    097}