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.marker; 034 035import java.util.EventObject; 036 037import org.jfree.chart3d.internal.Args; 038 039/** 040 * An event associated with a change to a {@link Marker}. These change 041 * events will be generated by an marker and broadcast to the axis that owns the 042 * marker (in the standard setup, the axis will then trigger its own change e 043 * vent to notify the plot that a subcomponent of the axis has changed). 044 * <br><br> 045 * NOTE: This class is serializable, but the serialization format is subject 046 * to change in future releases and should not be relied upon for persisting 047 * instances of this class. 048 * 049 * @since 1.2 050 */ 051@SuppressWarnings("serial") 052public class MarkerChangeEvent extends EventObject { 053 054 /** The marker associated with this event. */ 055 private Marker marker; 056 057 /** 058 * Creates a new event. 059 * 060 * @param marker the marker ({@code null} not permitted). 061 */ 062 public MarkerChangeEvent(Marker marker) { 063 this(marker, marker); 064 } 065 066 /** 067 * Creates a new event. 068 * 069 * @param source the event source. 070 * @param marker the marker ({@code null} not permitted). 071 */ 072 public MarkerChangeEvent(Object source, Marker marker) { 073 super(source); 074 Args.nullNotPermitted(marker, "marker"); 075 this.marker = marker; 076 } 077 078 /** 079 * Returns the marker associated with this event. 080 * 081 * @return The marker (never {@code null}). 082 */ 083 public Marker getMarker() { 084 return this.marker; 085 } 086 087}