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jfreechart example source code file (ChartColor.java)

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

Java - jfreechart tags/keywords

awt, chartcolor, chartcolor, color, color, dark_blue, dark_yellow, paint, paint, very_dark_blue, very_dark_blue, very_dark_green, very_dark_magenta, very_light_cyan, very_light_green

The jfreechart ChartColor.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * 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.]
 *
 * ---------------
 * ChartColor.java
 * ---------------
 * (C) Copyright 2003-2008, by Cameron Riley and Contributors.
 *
 * Original Author:  Cameron Riley;
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 *
 * Changes
 * -------
 * 23-Jan-2003 : Version 1, contributed by Cameron Riley (DG);
 * 25-Nov-2004 : Changed first 7 colors to softer shades (DG);
 * 03-Nov-2005 : Removed orange color, too close to yellow - see bug
 *               report 1328408 (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);
 *
 */

package org.jfree.chart;

import java.awt.Color;
import java.awt.Paint;

/**
 * Class to extend the number of Colors available to the charts. This
 * extends the java.awt.Color object and extends the number of final
 * Colors publically accessible.
 */
public class ChartColor extends Color {

    /** A very dark red color. */
    public static final Color VERY_DARK_RED = new Color(0x80, 0x00, 0x00);

    /** A dark red color. */
    public static final Color DARK_RED = new Color(0xc0, 0x00, 0x00);

    /** A light red color. */
    public static final Color LIGHT_RED = new Color(0xFF, 0x40, 0x40);

    /** A very light red color. */
    public static final Color VERY_LIGHT_RED = new Color(0xFF, 0x80, 0x80);

    /** A very dark yellow color. */
    public static final Color VERY_DARK_YELLOW = new Color(0x80, 0x80, 0x00);

    /** A dark yellow color. */
    public static final Color DARK_YELLOW = new Color(0xC0, 0xC0, 0x00);

    /** A light yellow color. */
    public static final Color LIGHT_YELLOW = new Color(0xFF, 0xFF, 0x40);

    /** A very light yellow color. */
    public static final Color VERY_LIGHT_YELLOW = new Color(0xFF, 0xFF, 0x80);

    /** A very dark green color. */
    public static final Color VERY_DARK_GREEN = new Color(0x00, 0x80, 0x00);

    /** A dark green color. */
    public static final Color DARK_GREEN = new Color(0x00, 0xC0, 0x00);

    /** A light green color. */
    public static final Color LIGHT_GREEN = new Color(0x40, 0xFF, 0x40);

    /** A very light green color. */
    public static final Color VERY_LIGHT_GREEN = new Color(0x80, 0xFF, 0x80);

    /** A very dark cyan color. */
    public static final Color VERY_DARK_CYAN = new Color(0x00, 0x80, 0x80);

    /** A dark cyan color. */
    public static final Color DARK_CYAN = new Color(0x00, 0xC0, 0xC0);

    /** A light cyan color. */
    public static final Color LIGHT_CYAN = new Color(0x40, 0xFF, 0xFF);

    /** Aa very light cyan color. */
    public static final Color VERY_LIGHT_CYAN = new Color(0x80, 0xFF, 0xFF);

    /** A very dark blue color. */
    public static final Color VERY_DARK_BLUE = new Color(0x00, 0x00, 0x80);

    /** A dark blue color. */
    public static final Color DARK_BLUE = new Color(0x00, 0x00, 0xC0);

    /** A light blue color. */
    public static final Color LIGHT_BLUE = new Color(0x40, 0x40, 0xFF);

    /** A very light blue color. */
    public static final Color VERY_LIGHT_BLUE = new Color(0x80, 0x80, 0xFF);

    /** A very dark magenta/purple color. */
    public static final Color VERY_DARK_MAGENTA = new Color(0x80, 0x00, 0x80);

    /** A dark magenta color. */
    public static final Color DARK_MAGENTA = new Color(0xC0, 0x00, 0xC0);

    /** A light magenta color. */
    public static final Color LIGHT_MAGENTA = new Color(0xFF, 0x40, 0xFF);

    /** A very light magenta color. */
    public static final Color VERY_LIGHT_MAGENTA = new Color(0xFF, 0x80, 0xFF);

    /**
     * Creates a Color with an opaque sRGB with red, green and blue values in
     * range 0-255.
     *
     * @param r  the red component in range 0x00-0xFF.
     * @param g  the green component in range 0x00-0xFF.
     * @param b  the blue component in range 0x00-0xFF.
     */
    public ChartColor(int r, int g, int b) {
        super(r, g, b);
    }

    /**
     * Convenience method to return an array of <code>Paint objects that
     * represent the pre-defined colors in the <code>Color and
     * <code>ChartColor objects.
     *
     * @return An array of objects with the <code>Paint interface.
     */
    public static Paint[] createDefaultPaintArray() {

        return new Paint[] {
            new Color(0xFF, 0x55, 0x55),
            new Color(0x55, 0x55, 0xFF),
            new Color(0x55, 0xFF, 0x55),
            new Color(0xFF, 0xFF, 0x55),
            new Color(0xFF, 0x55, 0xFF),
            new Color(0x55, 0xFF, 0xFF),
            Color.pink,
            Color.gray,
            ChartColor.DARK_RED,
            ChartColor.DARK_BLUE,
            ChartColor.DARK_GREEN,
            ChartColor.DARK_YELLOW,
            ChartColor.DARK_MAGENTA,
            ChartColor.DARK_CYAN,
            Color.darkGray,
            ChartColor.LIGHT_RED,
            ChartColor.LIGHT_BLUE,
            ChartColor.LIGHT_GREEN,
            ChartColor.LIGHT_YELLOW,
            ChartColor.LIGHT_MAGENTA,
            ChartColor.LIGHT_CYAN,
            Color.lightGray,
            ChartColor.VERY_DARK_RED,
            ChartColor.VERY_DARK_BLUE,
            ChartColor.VERY_DARK_GREEN,
            ChartColor.VERY_DARK_YELLOW,
            ChartColor.VERY_DARK_MAGENTA,
            ChartColor.VERY_DARK_CYAN,
            ChartColor.VERY_LIGHT_RED,
            ChartColor.VERY_LIGHT_BLUE,
            ChartColor.VERY_LIGHT_GREEN,
            ChartColor.VERY_LIGHT_YELLOW,
            ChartColor.VERY_LIGHT_MAGENTA,
            ChartColor.VERY_LIGHT_CYAN
        };
    }

}

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