001    /* ===========================================================
002     * JFreeChart : a free chart library for the Java(tm) platform
003     * ===========================================================
004     *
005     * (C) Copyright 2000-2005, 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     * ColorBlock.java
029     * ---------------
030     * (C) Copyright 2004, by Object Refinery Limited.
031     *
032     * Original Author:  David Gilbert (for Object Refinery Limited);
033     * Contributor(s):   -;
034     *
035     * $Id: ColorBlock.java,v 1.4.2.1 2005/10/25 20:39:38 mungady Exp $
036     *
037     * Changes:
038     * --------
039     * 22-Oct-2004 : Version 1 (DG);
040     * 20-Apr-2005 : Added new draw() method (DG);
041     * 
042     */
043    
044    package org.jfree.chart.block;
045    
046    import java.awt.Graphics2D;
047    import java.awt.Paint;
048    import java.awt.geom.Rectangle2D;
049    
050    /**
051     * A block that is filled with a single color.
052     */
053    public class ColorBlock extends AbstractBlock implements Block {
054    
055        private Paint paint;
056        
057        /**
058         * Creates a new block.
059         * 
060         * @param paint  the paint.
061         * @param width  the width.
062         * @param height  the height.
063         */
064        public ColorBlock(Paint paint, double width, double height) {
065            this.paint = paint;
066            setWidth(width);
067            setHeight(height);
068        }
069    
070        /**
071         * Draws the block.
072         * 
073         * @param g2  the graphics device.
074         * @param area  the area.
075         */
076        public void draw(Graphics2D g2, Rectangle2D area) {
077            Rectangle2D bounds = getBounds();
078            g2.setPaint(this.paint);
079            g2.fill(bounds);
080        }
081        
082        /**
083         * Draws the block within the specified area.
084         * 
085         * @param g2  the graphics device.
086         * @param area  the area.
087         * @param params  ignored (<code>null</code> permitted).
088         * 
089         * @return Always <code>null</code>.
090         */
091        public Object draw(Graphics2D g2, Rectangle2D area, Object params) {
092            draw(g2, area);
093            return null;
094        }
095    
096    }