content: /* ===========================================================
   * 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.]
   *
   * -----------------------
   * CategoryAnnotation.java
   * -----------------------
   * (C) Copyright 2003-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes:
   * --------
   * 02-Apr-2003 : Version 1 (DG);
   * 02-Jul-2003 : Eliminated Annotation base interface (DG);
   *
   */
  
  package org.jfree.chart.annotations;
  
  import java.awt.Graphics2D;
  import java.awt.geom.Rectangle2D;
  
  import org.jfree.chart.axis.CategoryAxis;
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.chart.plot.CategoryPlot;
  
  /**
   * The interface that must be supported by annotations that are to be added to
   * a {@link org.jfree.chart.plot.CategoryPlot}.
   */
  public interface CategoryAnnotation {
  
      /**
       * Draws the annotation.
       *
       * @param g2  the graphics device.
       * @param plot  the plot.
       * @param dataArea  the data area.
       * @param domainAxis  the domain axis.
       * @param rangeAxis  the range axis.
       */
      public void draw(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea,
                       CategoryAxis domainAxis, ValueAxis rangeAxis);
  
  }
  