jfreechart example source code file (RendererChangeEvent.java)

This example jfreechart source code file (RendererChangeEvent.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jfreechart tags/keywords

chartchangeevent, chartchangeevent, object, object, rendererchangeevent, rendererchangeevent

The jfreechart RendererChangeEvent.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2009, 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 2003-2009, 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);
 * 26-Mar-2009 : Added flag to signal visible series change (DG);
 *
 */

package org.jfree.chart.event;

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

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

    /**
     * A flag that indicates whether this event relates to a change in the
     * series visibility.  If so, the receiver (if it is a plot) may want to
     * update the axis bounds.
     *
     * @since 1.0.13
     */
    private boolean seriesVisibilityChanged;

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

    /**
     * Creates a new event.
     *
     * @param renderer  the renderer that generated the event.
     * @param seriesVisibilityChanged  a flag that indicates whether or not
     *         the event relates to a change in the series visibility flags.
     */
    public RendererChangeEvent(Object renderer,
            boolean seriesVisibilityChanged) {
        super(renderer);
        this.renderer = renderer;
        this.seriesVisibilityChanged = seriesVisibilityChanged;
    }

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

    /**
     * Returns the flag that indicates whether or not the event relates to
     * a change in series visibility.
     *
     * @return A boolean.
     *
     * @since 1.0.13
     */
    public boolean getSeriesVisibilityChanged() {
        return this.seriesVisibilityChanged;
    }

}