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 * ChartColor.java
029 * ---------------
030 * (C) Copyright 2003-2007, by Cameron Riley and Contributors.
031 *
032 * Original Author: Cameron Riley;
033 * Contributor(s): David Gilbert (for Object Refinery Limited);
034 *
035 * $Id: ChartColor.java,v 1.3.2.3 2007/02/02 15:53:36 mungady Exp $
036 *
037 * Changes
038 * -------
039 * 23-Jan-2003 : Version 1, contributed by Cameron Riley (DG);
040 * 25-Nov-2004 : Changed first 7 colors to softer shades (DG);
041 * 03-Nov-2005 : Removed orange color, too close to yellow - see bug
042 * report 1328408 (DG);
043 * ------------- JFREECHART 1.0.x ---------------------------------------------
044 * 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);
045 *
046 */
047
048 package org.jfree.chart;
049
050 import java.awt.Color;
051 import java.awt.Paint;
052
053 /**
054 * Class to extend the number of Colors available to the charts. This
055 * extends the java.awt.Color object and extends the number of final
056 * Colors publically accessible.
057 */
058 public class ChartColor extends Color {
059
060 /** A very dark red color. */
061 public static final Color VERY_DARK_RED = new Color(0x80, 0x00, 0x00);
062
063 /** A dark red color. */
064 public static final Color DARK_RED = new Color(0xc0, 0x00, 0x00);
065
066 /** A light red color. */
067 public static final Color LIGHT_RED = new Color(0xFF, 0x40, 0x40);
068
069 /** A very light red color. */
070 public static final Color VERY_LIGHT_RED = new Color(0xFF, 0x80, 0x80);
071
072 /** A very dark yellow color. */
073 public static final Color VERY_DARK_YELLOW = new Color(0x80, 0x80, 0x00);
074
075 /** A dark yellow color. */
076 public static final Color DARK_YELLOW = new Color(0xC0, 0xC0, 0x00);
077
078 /** A light yellow color. */
079 public static final Color LIGHT_YELLOW = new Color(0xFF, 0xFF, 0x40);
080
081 /** A very light yellow color. */
082 public static final Color VERY_LIGHT_YELLOW = new Color(0xFF, 0xFF, 0x80);
083
084 /** A very dark green color. */
085 public static final Color VERY_DARK_GREEN = new Color(0x00, 0x80, 0x00);
086
087 /** A dark green color. */
088 public static final Color DARK_GREEN = new Color(0x00, 0xC0, 0x00);
089
090 /** A light green color. */
091 public static final Color LIGHT_GREEN = new Color(0x40, 0xFF, 0x40);
092
093 /** A very light green color. */
094 public static final Color VERY_LIGHT_GREEN = new Color(0x80, 0xFF, 0x80);
095
096 /** A very dark cyan color. */
097 public static final Color VERY_DARK_CYAN = new Color(0x00, 0x80, 0x80);
098
099 /** A dark cyan color. */
100 public static final Color DARK_CYAN = new Color(0x00, 0xC0, 0xC0);
101
102 /** A light cyan color. */
103 public static final Color LIGHT_CYAN = new Color(0x40, 0xFF, 0xFF);
104
105 /** Aa very light cyan color. */
106 public static final Color VERY_LIGHT_CYAN = new Color(0x80, 0xFF, 0xFF);
107
108 /** A very dark blue color. */
109 public static final Color VERY_DARK_BLUE = new Color(0x00, 0x00, 0x80);
110
111 /** A dark blue color. */
112 public static final Color DARK_BLUE = new Color(0x00, 0x00, 0xC0);
113
114 /** A light blue color. */
115 public static final Color LIGHT_BLUE = new Color(0x40, 0x40, 0xFF);
116
117 /** A very light blue color. */
118 public static final Color VERY_LIGHT_BLUE = new Color(0x80, 0x80, 0xFF);
119
120 /** A very dark magenta/purple color. */
121 public static final Color VERY_DARK_MAGENTA = new Color(0x80, 0x00, 0x80);
122
123 /** A dark magenta color. */
124 public static final Color DARK_MAGENTA = new Color(0xC0, 0x00, 0xC0);
125
126 /** A light magenta color. */
127 public static final Color LIGHT_MAGENTA = new Color(0xFF, 0x40, 0xFF);
128
129 /** A very light magenta color. */
130 public static final Color VERY_LIGHT_MAGENTA = new Color(0xFF, 0x80, 0xFF);
131
132 /**
133 * Creates a Color with an opaque sRGB with red, green and blue values in
134 * range 0-255.
135 *
136 * @param r the red component in range 0x00-0xFF.
137 * @param g the green component in range 0x00-0xFF.
138 * @param b the blue component in range 0x00-0xFF.
139 */
140 public ChartColor(int r, int g, int b) {
141 super(r, g, b);
142 }
143
144 /**
145 * Convenience method to return an array of <code>Paint</code> objects that
146 * represent the pre-defined colors in the <code>Color<code> and
147 * <code>ChartColor</code> objects.
148 *
149 * @return An array of objects with the <code>Paint</code> interface.
150 */
151 public static Paint[] createDefaultPaintArray() {
152
153 return new Paint[] {
154 new Color(0xFF, 0x55, 0x55),
155 new Color(0x55, 0x55, 0xFF),
156 new Color(0x55, 0xFF, 0x55),
157 new Color(0xFF, 0xFF, 0x55),
158 new Color(0xFF, 0x55, 0xFF),
159 new Color(0x55, 0xFF, 0xFF),
160 Color.pink,
161 Color.gray,
162 ChartColor.DARK_RED,
163 ChartColor.DARK_BLUE,
164 ChartColor.DARK_GREEN,
165 ChartColor.DARK_YELLOW,
166 ChartColor.DARK_MAGENTA,
167 ChartColor.DARK_CYAN,
168 Color.darkGray,
169 ChartColor.LIGHT_RED,
170 ChartColor.LIGHT_BLUE,
171 ChartColor.LIGHT_GREEN,
172 ChartColor.LIGHT_YELLOW,
173 ChartColor.LIGHT_MAGENTA,
174 ChartColor.LIGHT_CYAN,
175 Color.lightGray,
176 ChartColor.VERY_DARK_RED,
177 ChartColor.VERY_DARK_BLUE,
178 ChartColor.VERY_DARK_GREEN,
179 ChartColor.VERY_DARK_YELLOW,
180 ChartColor.VERY_DARK_MAGENTA,
181 ChartColor.VERY_DARK_CYAN,
182 ChartColor.VERY_LIGHT_RED,
183 ChartColor.VERY_LIGHT_BLUE,
184 ChartColor.VERY_LIGHT_GREEN,
185 ChartColor.VERY_LIGHT_YELLOW,
186 ChartColor.VERY_LIGHT_MAGENTA,
187 ChartColor.VERY_LIGHT_CYAN
188 };
189 }
190
191 }