rendererchangeevent.java

来自「java开发中使用Jfreechart进行画图的源码」· Java 代码 · 共 75 行

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ------------------------
 * RendererChangeEvent.java
 * ------------------------
 * (C) Copyright 2003-2008, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 23-Oct-2003 : Version 1 (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 04-Apr-2007 : Fixed typo in API docs (DG);
 *
 */

package org.jfree.chart.event;

/**
 * An event that can be forwarded to any
 * {@link org.jfree.chart.event.RendererChangeListener} to signal a change to
 * a renderer.
 */
public class RendererChangeEvent extends ChartChangeEvent {

    /** The renderer that generated the event. */
    private Object renderer;

    /**
     * Creates a new event.
     *
     * @param renderer  the renderer that generated the event.
     */
    public RendererChangeEvent(Object renderer) {
        super(renderer);
        this.renderer = renderer;
    }

    /**
     * Returns the renderer that generated the event.
     *
     * @return The renderer that generated the event.
     */
    public Object getRenderer() {
        return this.renderer;
    }

}