001 /* =========================================================== 002 * JFreeChart : a free chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C) Copyright 2000-2007, 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 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 025 * in the United States and other countries.] 026 * 027 * ---------------- 028 * GreyPalette.java 029 * ---------------- 030 * (C) Copyright 2002-2007, 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 * $Id: GreyPalette.java,v 1.1.2.3 2007/01/31 15:56:19 mungady Exp $ 036 * 037 * Changes 038 * ------- 039 * 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG); 040 * 26-Mar-2003 : Implemented Serializable (DG); 041 * ------------- JFREECHART 1.0.x --------------------------------------------- 042 * 31-Jan-2007 : Deprecated (DG); 043 * 044 */ 045 046 package org.jfree.chart.plot; 047 048 import java.io.Serializable; 049 050 import org.jfree.chart.renderer.xy.XYBlockRenderer; 051 052 053 /** 054 * A grey color palette. 055 * 056 * @deprecated This class is no longer supported. If you are creating 057 * contour plots, please try to use {@link XYPlot} and 058 * {@link XYBlockRenderer}. 059 */ 060 public class GreyPalette extends ColorPalette implements Serializable { 061 062 /** For serialization. */ 063 private static final long serialVersionUID = -2120941170159987395L; 064 065 /** 066 * Creates a new palette. 067 */ 068 public GreyPalette() { 069 super(); 070 initialize(); 071 } 072 073 /** 074 * Intializes the palette's indices. 075 */ 076 public void initialize() { 077 078 setPaletteName("Grey"); 079 080 this.r = new int[256]; 081 this.g = new int[256]; 082 this.b = new int[256]; 083 084 this.r[0] = 255; 085 this.g[0] = 255; 086 this.b[0] = 255; 087 this.r[1] = 0; 088 this.g[1] = 0; 089 this.b[1] = 0; 090 091 for (int i = 2; i < 256; i++) { 092 this.r[i] = i; 093 this.g[i] = i; 094 this.b[i] = i; 095 } 096 097 } 098 099 }