Java tutorial
/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2013, 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. * * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. * Other names may be trademarks of their respective owners.] * * -------------------- * DrawingSupplier.java * -------------------- * (C) Copyright 2003-2008, by Object Refinery Limited. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * Changes * ------- * 16-Jan-2003 : Version 1 (DG); * 17-Jan-2003 : Renamed PaintSupplier --> DrawingSupplier (DG); * ------------- JFREECHART 1.0.x --------------------------------------------- * 13-Jun-2007 : Added getNextOutlinePaint() method. * */ package org.jfree.chart.plot; import java.awt.Paint; import java.awt.Shape; import java.awt.Stroke; /** * A supplier of <code>Paint</code>, <code>Stroke</code> and <code>Shape</code> * objects for use by plots and renderers. By providing a central place for * obtaining these items, we can ensure that duplication is avoided. * <p> * To support the cloning of charts, classes that implement this interface * should also implement <code>PublicCloneable</code>. */ public interface DrawingSupplier { /** * Returns the next paint in a sequence maintained by the supplier. * * @return The paint. */ public Paint getNextPaint(); /** * Returns the next outline paint in a sequence maintained by the supplier. * * @return The paint. */ public Paint getNextOutlinePaint(); /** * Returns the next fill paint in a sequence maintained by the supplier. * * @return The paint. * * @since 1.0.6 */ public Paint getNextFillPaint(); /** * Returns the next <code>Stroke</code> object in a sequence maintained by * the supplier. * * @return The stroke. */ public Stroke getNextStroke(); /** * Returns the next <code>Stroke</code> object in a sequence maintained by * the supplier. * * @return The stroke. */ public Stroke getNextOutlineStroke(); /** * Returns the next <code>Shape</code> object in a sequence maintained by * the supplier. * * @return The shape. */ public Shape getNextShape(); }