Source for org.jfree.chart.annotations.XYAnnotation

   1: /* ===========================================================
   2:  * JFreeChart : a free chart library for the Java(tm) platform
   3:  * ===========================================================
   4:  *
   5:  * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
   6:  *
   7:  * Project Info:  http://www.jfree.org/jfreechart/index.html
   8:  *
   9:  * This library is free software; you can redistribute it and/or modify it 
  10:  * under the terms of the GNU Lesser General Public License as published by 
  11:  * the Free Software Foundation; either version 2.1 of the License, or 
  12:  * (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but 
  15:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
  16:  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
  17:  * License for more details.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
  22:  * USA.  
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
  25:  * in the United States and other countries.]
  26:  *
  27:  * -----------------
  28:  * XYAnnotation.java
  29:  * -----------------
  30:  * (C) Copyright 2002-2007, by Object Refinery Limited.
  31:  *
  32:  * Original Author:  David Gilbert (for Object Refinery Limited);
  33:  * Contributor(s):   -;
  34:  *
  35:  * Changes:
  36:  * --------
  37:  * 28-Aug-2002 : Version 1 (DG);
  38:  * 07-Nov-2002 : Fixed errors reported by Checkstyle (DG);
  39:  * 13-Jan-2003 : Reviewed Javadocs (DG);
  40:  * 09-May-2003 : Added plot to draw() method (DG);
  41:  * 02-Jul-2003 : Eliminated the Annotation base interface (DG);
  42:  * 29-Sep-2004 : Added 'rendererIndex' and 'info' parameter to draw() method 
  43:  *               to support chart entities (tool tips etc) (DG);
  44:  * 
  45:  */
  46: 
  47: package org.jfree.chart.annotations;
  48: 
  49: import java.awt.Graphics2D;
  50: import java.awt.geom.Rectangle2D;
  51: 
  52: import org.jfree.chart.axis.ValueAxis;
  53: import org.jfree.chart.plot.PlotRenderingInfo;
  54: import org.jfree.chart.plot.XYPlot;
  55: 
  56: /**
  57:  * The interface that must be supported by annotations that are to be added to
  58:  * an {@link XYPlot}.
  59:  */
  60: public interface XYAnnotation {
  61: 
  62:     /**
  63:      * Draws the annotation.
  64:      *
  65:      * @param g2  the graphics device.
  66:      * @param plot  the plot.
  67:      * @param dataArea  the data area.
  68:      * @param domainAxis  the domain axis.
  69:      * @param rangeAxis  the range axis.
  70:      * @param rendererIndex  the renderer index.
  71:      * @param info  an optional info object that will be populated with
  72:      *              entity information.
  73:      */
  74:     public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
  75:                      ValueAxis domainAxis, ValueAxis rangeAxis, 
  76:                      int rendererIndex,
  77:                      PlotRenderingInfo info);
  78: 
  79: }