01: /* ===========================================================
02: * JFreeChart : a free chart library for the Java(tm) platform
03: * ===========================================================
04: *
05: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jfreechart/index.html
08: *
09: * 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: * A dataset containing one or more data series containing (x, y) data items,
49: * where all series in the dataset share the same set of x-values. This is a
50: * restricted form of the {@link XYDataset} interface (which allows independent
51: * x-values between series). This is used primarily by the
52: * {@link org.jfree.chart.renderer.xy.StackedXYAreaRenderer}.
53: */
54: public interface TableXYDataset extends XYDataset {
55:
56: /**
57: * Returns the number of items every series.
58: *
59: * @return The item count.
60: */
61: public int getItemCount();
62:
63: }
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