001    /* ========================================================================
002     * JCommon : a free general purpose class 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/jcommon/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     * GradientPaintTransformer.java
029     * -----------------------------
030     * (C) Copyright 2003, 2004, by Object Refinery Limited.
031     *
032     * Original Author:  David Gilbert (for Object Refinery Limited);
033     * Contributor(s):   -;
034     *
035     * $Id: GradientPaintTransformer.java,v 1.3 2005/10/18 13:18:34 mungady Exp $
036     *
037     * Changes
038     * -------
039     * 28-Oct-2003 : Version 1 (DG);
040     * 
041     */
042     
043    package org.jfree.ui;
044    
045    import java.awt.GradientPaint;
046    import java.awt.Shape;
047    
048    /**
049     * The interface for a class that can transform a <code>GradientPaint</code> in some way.
050     * 
051     * @author David Gilbert
052     */
053    public interface GradientPaintTransformer {
054        
055        /**
056         * Transforms a <code>GradientPaint</code> instance to "fit" some target shape.
057         * 
058         * @param paint  the original paint.
059         * @param target  the reference area.
060         * 
061         * @return A transformed paint.
062         */
063        public GradientPaint transform(GradientPaint paint, Shape target);
064    
065    }