/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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.]
*
* -----------------------
* IntervalXYZDataset.java
* -----------------------
* (C) Copyright 2001-2007, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 31-Oct-2001 : Version 1 (DG);
*
*/
package org.jfree.data.xy;
/**
* An extension of the {@link XYZDataset} interface that allows a range of data
* to be defined for any of the X values, the Y values, and the Z values.
*/
public interface IntervalXYZDataset extends XYZDataset {
/**
* Returns the starting X value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The starting X value for the specified series and item.
*/
public Number getStartXValue(int series, int item);
/**
* Returns the ending X value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The ending X value for the specified series and item.
*/
public Number getEndXValue(int series, int item);
/**
* Returns the starting Y value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The starting Y value for the specified series and item.
*/
public Number getStartYValue(int series, int item);
/**
* Returns the ending Y value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The ending Y value for the specified series and item.
*/
public Number getEndYValue(int series, int item);
/**
* Returns the starting Z value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The starting Z value for the specified series and item.
*/
public Number getStartZValue(int series, int item);
/**
* Returns the ending Z value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item within a series (zero-based index).
*
* @return The ending Z value for the specified series and item.
*/
public Number getEndZValue(int series, int item);
}
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