    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2009, 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     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * ---------------------------------------
    028     * OverLibToolTipTagFragmentGenerator.java
    029     * ---------------------------------------
    030     * (C) Copyright 2003-2009, by Richard Atkinson and Contributors.
    031     *
    032     * Original Author:  Richard Atkinson;
    033     * Contributors:     David Gilbert (for Object Refinery Limited);
    034     *                   Fawad Halim - bug 2690293;
    035     *
    036     * Changes
    037     * -------
    038     * 12-Aug-2003 : Version 1 (RA);
    039     * 04-Dec-2007 : Escape tool tip text to fix bug 1400917 (DG);
    040     * 19-Mar-2009 : Escape apostrophes - see bug 2690293 with fix by FH (DG);
    041     *
    042     */
    043
    044    package org.jfree.chart.imagemap;
    045
    046    /**
    047     * Generates tooltips using the OverLIB library
    048     * (http://www.bosrup.com/web/overlib/).
    049     */
    050    public class OverLIBToolTipTagFragmentGenerator
    051            implements ToolTipTagFragmentGenerator {
    052
    053        /**
    054         * Creates a new instance.
    055         */
    056        public OverLIBToolTipTagFragmentGenerator() {
    057            super();
    058        }
    059
    060        /**
    061         * Generates a tooltip string to go in an HTML image map.
    062         *
    063         * @param toolTipText  the tooltip text.
    064         *
    065         * @return The formatted HTML area tag attribute(s).
    066         */
    067        public String generateToolTipFragment(String toolTipText) {
    068            return " onMouseOver=\"return overlib('"
    069                    + ImageMapUtilities.javascriptEscape(toolTipText)
    070                    + "');\" onMouseOut=\"return nd();\"";
    071        }
    072
    073    }