content: /* ===========================================================
   * 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.]
   *
   * ----------------------------
   * URLTagFragmentGenerator.java
   * ----------------------------
   * (C) Copyright 2003-2008, by Richard Atkinson and Contributors.
   *
   * Original Author:  Richard Atkinson;
   *
   * Changes
   * -------
   * 12-Aug-2003 : Version 1 (RA);
   * 13-Dec-2007 : Updated API docs (DG);
   *
   */
  
  package org.jfree.chart.imagemap;
  
  import org.jfree.chart.urls.CategoryURLGenerator;
  import org.jfree.chart.urls.PieURLGenerator;
  import org.jfree.chart.urls.XYURLGenerator;
  import org.jfree.chart.urls.XYZURLGenerator;
  
  /**
   * Interface for generating the URL fragment of an HTML image map area tag.
   */
  public interface URLTagFragmentGenerator {
  
      /**
       * Generates a URL string to go in an HTML image map.
       * <br><br>
       * Note that the <code>urlText</code> will be created by a URL generator
       * (such as {@link CategoryURLGenerator}, {@link PieURLGenerator},
       * {@link XYURLGenerator} or {@link XYZURLGenerator}) and that generator is
       * responsible for ensuring that the URL text is correctly escaped.
       *
       * @param urlText  the URL text (fully escaped).
       *
       * @return The formatted HTML area tag attribute(s).
       */
      public String generateURLFragment(String urlText);
  
  }
  