Source for org.jfree.data.xy.TableXYDataset

   1: /* ===========================================================
   2:  * JFreeChart : a free chart library for the Java(tm) platform
   3:  * ===========================================================
   4:  *
   5:  * (C) Copyright 2000-2005, 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:  * TableXYDataset.java
  29:  * -------------------
  30:  * (C) Copyright 2000-2004, by Richard Atkinson and Contributors.
  31:  *
  32:  * Original Author:  Richard Atkinson;
  33:  * Contributor(s):   David Gilbert (for Object Refinery Limited);
  34:  *
  35:  * $Id: TableXYDataset.java,v 1.2.2.1 2005/10/25 21:36:51 mungady Exp $
  36:  *
  37:  * Changes
  38:  * -------
  39:  * 22-Sep-2003 : Changed to be an interface.  Previous functionality moved to 
  40:  *               DefaultTableXYDataset;
  41:  * 16-Feb-2004 : Updated Javadocs (DG);
  42:  * 
  43:  */
  44: 
  45: package org.jfree.data.xy;
  46: 
  47: 
  48: /**
  49:  * A dataset containing one or more data series containing (x, y) data items, 
  50:  * where all series in the dataset share the same set of x-values.  This is a 
  51:  * restricted form of the {@link XYDataset} interface (which allows independent
  52:  * x-values between series). This is used primarily by the 
  53:  * {@link org.jfree.chart.renderer.xy.StackedXYAreaRenderer}.
  54:  */
  55: public interface TableXYDataset extends XYDataset {
  56: 
  57:     /**
  58:      * Returns the number of items every series.
  59:      *
  60:      * @return The item count.
  61:      */
  62:     public int getItemCount();
  63: 
  64: }