001/* =========================================================== 002 * Orson Charts : a 3D chart library for the Java(tm) platform 003 * =========================================================== 004 * 005 * (C)opyright 2013-2022, by David Gilbert. All rights reserved. 006 * 007 * https://github.com/jfree/orson-charts 008 * 009 * This program is free software: you can redistribute it and/or modify 010 * it under the terms of the GNU General Public License as published by 011 * the Free Software Foundation, either version 3 of the License, or 012 * (at your option) any later version. 013 * 014 * This program is distributed in the hope that it will be useful, 015 * but WITHOUT ANY WARRANTY; without even the implied warranty of 016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 017 * GNU General Public License for more details. 018 * 019 * You should have received a copy of the GNU General Public License 020 * along with this program. If not, see <http://www.gnu.org/licenses/>. 021 * 022 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 023 * Other names may be trademarks of their respective owners.] 024 * 025 * If you do not wish to be bound by the terms of the GPL, an alternative 026 * commercial license can be purchased. For details, please see visit the 027 * Orson Charts home page: 028 * 029 * http://www.object-refinery.com/orsoncharts/index.html 030 * 031 */ 032 033package org.jfree.chart3d; 034 035import java.util.EventListener; 036 037/** 038 * An interface for receiving notification of changes to a {@link Chart3D} 039 * instance. 040 * <br><br> 041 * The {@link Chart3DPanel} class implements this interface so that it can 042 * receive notification of changes to the chart being displayed in the 043 * panel (whenever the chart changes, the panel is repainted). 044 */ 045public interface Chart3DChangeListener extends EventListener { 046 047 /** 048 * Called to inform that a chart change event has occurred. 049 * 050 * @param event the event. 051 */ 052 void chartChanged(Chart3DChangeEvent event); 053 054}