001 /* =========================================================== 002 * JFreeChart : a free chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 006 * 007 * Project Info: http://www.jfree.org/jfreechart/index.html 008 * 009 * This library is free software; you can redistribute it and/or modify it 010 * under the terms of the GNU Lesser General Public License as published by 011 * the Free Software Foundation; either version 2.1 of the License, or 012 * (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but 015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 017 * License for more details. 018 * 019 * You should have received a copy of the GNU Lesser General Public 020 * License along with this library; if not, write to the Free Software 021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 022 * USA. 023 * 024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 025 * in the United States and other countries.] 026 * 027 * ----------------------- 028 * IntervalXYZDataset.java 029 * ----------------------- 030 * (C) Copyright 2001-2004, by Object Refinery Limited. 031 * 032 * Original Author: David Gilbert (for Object Refinery Limited); 033 * Contributor(s): -; 034 * 035 * $Id: IntervalXYZDataset.java,v 1.2.2.1 2005/10/25 21:36:51 mungady Exp $ 036 * 037 * Changes 038 * ------- 039 * 31-Oct-2001 : Version 1 (DG); 040 * 041 */ 042 043 package org.jfree.data.xy; 044 045 046 /** 047 * An extension of the {@link XYZDataset} interface that allows a range of data 048 * to be defined for any of the X values, the Y values, and the Z values. 049 */ 050 public interface IntervalXYZDataset extends XYZDataset { 051 052 /** 053 * Returns the starting X value for the specified series and item. 054 * 055 * @param series the series (zero-based index). 056 * @param item the item within a series (zero-based index). 057 * 058 * @return The starting X value for the specified series and item. 059 */ 060 public Number getStartXValue(int series, int item); 061 062 /** 063 * Returns the ending X value for the specified series and item. 064 * 065 * @param series the series (zero-based index). 066 * @param item the item within a series (zero-based index). 067 * 068 * @return The ending X value for the specified series and item. 069 */ 070 public Number getEndXValue(int series, int item); 071 072 /** 073 * Returns the starting Y value for the specified series and item. 074 * 075 * @param series the series (zero-based index). 076 * @param item the item within a series (zero-based index). 077 * 078 * @return The starting Y value for the specified series and item. 079 */ 080 public Number getStartYValue(int series, int item); 081 082 /** 083 * Returns the ending Y value for the specified series and item. 084 * 085 * @param series the series (zero-based index). 086 * @param item the item within a series (zero-based index). 087 * 088 * @return The ending Y value for the specified series and item. 089 */ 090 public Number getEndYValue(int series, int item); 091 092 /** 093 * Returns the starting Z value for the specified series and item. 094 * 095 * @param series the series (zero-based index). 096 * @param item the item within a series (zero-based index). 097 * 098 * @return The starting Z value for the specified series and item. 099 */ 100 public Number getStartZValue(int series, int item); 101 102 /** 103 * Returns the ending Z value for the specified series and item. 104 * 105 * @param series the series (zero-based index). 106 * @param item the item within a series (zero-based index). 107 * 108 * @return The ending Z value for the specified series and item. 109 */ 110 public Number getEndZValue(int series, int item); 111 112 }