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 * CategoryAnnotation.java 029 * ----------------------- 030 * (C) Copyright 2003-2005, by Object Refinery Limited. 031 * 032 * Original Author: David Gilbert (for Object Refinery Limited); 033 * Contributor(s): -; 034 * 035 * $Id: CategoryAnnotation.java,v 1.2.2.1 2005/10/25 16:51:15 mungady Exp $ 036 * 037 * Changes: 038 * -------- 039 * 02-Apr-2003 : Version 1 (DG); 040 * 02-Jul-2003 : Eliminated Annotation base interface (DG); 041 * 042 */ 043 044 package org.jfree.chart.annotations; 045 046 import java.awt.Graphics2D; 047 import java.awt.geom.Rectangle2D; 048 049 import org.jfree.chart.axis.CategoryAxis; 050 import org.jfree.chart.axis.ValueAxis; 051 import org.jfree.chart.plot.CategoryPlot; 052 053 /** 054 * The interface that must be supported by annotations that are to be added to 055 * a {@link org.jfree.chart.plot.CategoryPlot}. 056 */ 057 public interface CategoryAnnotation { 058 059 /** 060 * Draws the annotation. 061 * 062 * @param g2 the graphics device. 063 * @param plot the plot. 064 * @param dataArea the data area. 065 * @param domainAxis the domain axis. 066 * @param rangeAxis the range axis. 067 */ 068 public void draw(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea, 069 CategoryAxis domainAxis, ValueAxis rangeAxis); 070 071 }