/**
 * =========================================================
 * Pentaho-Reporting-Classic : a free Java reporting library
 * =========================================================
 *
 * Project Info:  http://reporting.pentaho.org/
 *
 * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
 *
 * 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., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ------------
 * ImageMap.java
 * ------------
 * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
 */

package org.jfree.report.util;

import java.awt.Shape;
import java.util.ArrayList;

import org.jfree.report.ReportAttributeMap;

/**
 * A image map. A image map is a list of area definitions. Each entry contains a shape and a
 * set of report-attributes.
 *
 * @author Thomas Morgner
 */
public class ImageMap
{
  public static class ImageMapArea implements Cloneable
  {
    private Shape shape;
    private ReportAttributeMap attributes;

    public ImageMapArea(final Shape shape, final ReportAttributeMap attributes)
    {
      if (shape == null)
      {
        throw new NullPointerException("Shape must not be null");
      }
      if (attributes == null)
      {
        throw new NullPointerException("Attributes must not be null");
      }
      this.shape = shape;
      this.attributes = attributes;
    }

    public Shape getShape()
    {
      return shape;
    }

    public ReportAttributeMap getAttributes()
    {
      return attributes;
    }

    public Object clone() throws CloneNotSupportedException
    {
      final ImageMapArea area = (ImageMapArea) super.clone();
      area.attributes = (ReportAttributeMap) attributes.clone();
      return area;
    }
  }

  private ArrayList entries;

  public ImageMap()
  {
    entries = new ArrayList();
  }

  public void add (ImageMapArea area)
  {
    if (area == null)
    {
      throw new NullPointerException();
    }
    entries.add(area);
  }

  public int size()
  {
    return entries.size();
  }

  public ImageMapArea get (int index)
  {
    return (ImageMapArea) entries.get(index);
  }
}