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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: * IntervalXYZDataset.java 29: * ----------------------- 30: * (C) Copyright 2001-2007, by Object Refinery Limited. 31: * 32: * Original Author: David Gilbert (for Object Refinery Limited); 33: * Contributor(s): -; 34: * 35: * Changes 36: * ------- 37: * 31-Oct-2001 : Version 1 (DG); 38: * 39: */ 40: 41: package org.jfree.data.xy; 42: 43: 44: /** 45: * An extension of the {@link XYZDataset} interface that allows a range of data 46: * to be defined for any of the X values, the Y values, and the Z values. 47: */ 48: public interface IntervalXYZDataset extends XYZDataset { 49: 50: /** 51: * Returns the starting X value for the specified series and item. 52: * 53: * @param series the series (zero-based index). 54: * @param item the item within a series (zero-based index). 55: * 56: * @return The starting X value for the specified series and item. 57: */ 58: public Number getStartXValue(int series, int item); 59: 60: /** 61: * Returns the ending X value for the specified series and item. 62: * 63: * @param series the series (zero-based index). 64: * @param item the item within a series (zero-based index). 65: * 66: * @return The ending X value for the specified series and item. 67: */ 68: public Number getEndXValue(int series, int item); 69: 70: /** 71: * Returns the starting Y value for the specified series and item. 72: * 73: * @param series the series (zero-based index). 74: * @param item the item within a series (zero-based index). 75: * 76: * @return The starting Y value for the specified series and item. 77: */ 78: public Number getStartYValue(int series, int item); 79: 80: /** 81: * Returns the ending Y value for the specified series and item. 82: * 83: * @param series the series (zero-based index). 84: * @param item the item within a series (zero-based index). 85: * 86: * @return The ending Y value for the specified series and item. 87: */ 88: public Number getEndYValue(int series, int item); 89: 90: /** 91: * Returns the starting Z value for the specified series and item. 92: * 93: * @param series the series (zero-based index). 94: * @param item the item within a series (zero-based index). 95: * 96: * @return The starting Z value for the specified series and item. 97: */ 98: public Number getStartZValue(int series, int item); 99: 100: /** 101: * Returns the ending Z value for the specified series and item. 102: * 103: * @param series the series (zero-based index). 104: * @param item the item within a series (zero-based index). 105: * 106: * @return The ending Z value for the specified series and item. 107: */ 108: public Number getEndZValue(int series, int item); 109: 110: }