content: /* ========================================================================
   * JCommon : a free general purpose class library for the Java(tm) platform
   * ========================================================================
   *
   * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   * 
   * Project Info:  http://www.jfree.org/jcommon/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.]
   *
   * ---------------------
   * ExtendedDrawable.java
   * ---------------------
   * (C) Copyright 2002-2005, by Object Refinery Limited.
   *
   * Original Author:  Thomas Morgner;
   * Contributor(s):   -;
   *
   * $Id: ExtendedDrawable.java,v 1.4 2005/10/18 13:18:34 mungady Exp $
   *
   * Changes
   * -------
   * 27-Apr-2005: Initial version.
   *
   */
  package org.jfree.ui;
  
  import java.awt.Dimension;
  
  /**
   * A drawable that has a preferred size and aspect ratio. Implement this interface to gain
   * some control over the rendering and layouting process for the drawable.
   *
   * @author Thomas Morgner
   */
  public interface ExtendedDrawable extends Drawable
  {
    /**
     * Returns the preferred size of the drawable. If the drawable is aspect ratio aware,
     * these bounds should be used to compute the preferred aspect ratio for this drawable.
     *
     * @return the preferred size.
     */
    public Dimension getPreferredSize ();
  
    /**
     * Returns true, if this drawable will preserve an aspect ratio during the drawing.
     *
     * @return true, if an aspect ratio is preserved, false otherwise.
     */
    public boolean isPreserveAspectRatio ();
  }
  