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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: * ContourValuePlot.java 29: * --------------------- 30: * (C) Copyright 2002-2004, by David M. O'Donnell and Contributors. 31: * 32: * Original Author: David M. O'Donnell; 33: * Contributor(s): David Gilbert (for Object Refinery Limited); 34: * 35: * $Id: ContourValuePlot.java,v 1.3.2.1 2005/10/25 20:52:08 mungady Exp $ 36: * 37: * Changes 38: * ------- 39: * 26-Nov-2002 : Version 1 contributed by David M. O'Donnell (DG); 40: * 41: */ 42: 43: package org.jfree.chart.plot; 44: 45: import org.jfree.data.Range; 46: 47: /** 48: * An interface defining methods related to contour plots. 49: * 50: * @author David M. O'Donnell 51: */ 52: public interface ContourValuePlot { 53: 54: /** 55: * Returns the range of data values to be plotted. 56: * 57: * @return The range. 58: */ 59: public Range getContourDataRange(); 60: 61: }