    001/* ===========================================================
    002 * JFreeChart : a free chart library for the Java(tm) platform
    003 * ===========================================================
    004 *
    005 * (C) Copyright 2000-2011, 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 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    025 * Other names may be trademarks of their respective owners.]
    026 *
    027 * -----------------------
    028 * ChartMouseListener.java
    029 * -----------------------
    030 * (C) Copyright 2002-2008, by Object Refinery Limited and Contributors.
    031 *
    032 * Original Author:  David Gilbert (for Object Refinery Limited);
    033 * Contributor(s):   Alex Weber;
    034 *
    035 * Changes
    036 * -------
    037 * 27-May-2002 : Version 1, incorporating code and ideas by Alex Weber (DG);
    038 * 13-Jun-2002 : Added Javadocs (DG);
    039 * 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);
    040 * 23-Nov-2005 : Now extends EventListener (DG);
    041 * ------------- JFREECHART 1.0.x ---------------------------------------------
    042 * 24-May-2007 : Updated API docs (DG);
    043 *
    044 */
    045
    046package org.jfree.chart;
    047
    048import java.util.EventListener;
    049
    050/**
    051 * The interface that must be implemented by classes that wish to receive
    052 * {@link ChartMouseEvent} notifications from a {@link ChartPanel}.
    053 *
    054 * @see ChartPanel#addChartMouseListener(ChartMouseListener)
    055 */
    056public interface ChartMouseListener extends EventListener {
    057
    058    /**
    059     * Callback method for receiving notification of a mouse click on a chart.
    060     *
    061     * @param event  information about the event.
    062     */
    063    void chartMouseClicked(ChartMouseEvent event);
    064
    065    /**
    066     * Callback method for receiving notification of a mouse movement on a
    067     * chart.
    068     *
    069     * @param event  information about the event.
    070     */
    071    void chartMouseMoved(ChartMouseEvent event);
    072
    073}