content: package themeengine.include.net.miginfocom.layout;
  /*
   * License (BSD):
   * ==============
   *
   * Copyright (c) 2004, Mikael Grev, MiG InfoCom AB. (miglayout (at) miginfocom (dot) com)
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   * Redistributions of source code must retain the above copyright notice, this list
   * of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, this
   * list of conditions and the following disclaimer in the documentation and/or other
   * materials provided with the distribution.
   * Neither the name of the MiG InfoCom AB nor the names of its contributors may be
   * used to endorse or promote products derived from this software without specific
   * prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
   * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
   * OF SUCH DAMAGE.
   *
   * @version 1.0
   * @author Mikael Grev, MiG InfoCom AB
   *         Date: 2006-sep-08
   */
  
  /**
   */
  public abstract class UnitConverter
  {
  	/** Value to return if this converter can not handle the <code>unit</code> sent in as an argument
  	 * to the convert method.
  	 */
  	public static final int UNABLE = -87654312;
  
  	/** Converts <code>value</code> to pixels.
  	 * @param value The value to be converted.
  	 * @param unit The unit of <code>value</code>. Never <code>null</code> and at least one character.
  	 * @param refValue Some reference value that may of may not be used. If the unit is percent for instance this value
  	 * is the value to take the percent from. Usually the size of the parent component in the appropriate dimension.
  	 * @param isHor If the value is horizontal (<code>true</code>) or vertical (<code>false</code>).
  	 * @param parent The parent of the target component that <code>value</code> is to be applied to.
  	 * Might for instance be needed to get the screen that the component is on in a multi screen environment.
  	 * <p>
  	 * May be <code>null</code> in which case a "best guess" value should be returned.
  	 * @param comp The component, if applicable, or <code>null</code> if none.
  	 * @return The number of pixels if <code>unit</code> is handled by this converter, <code>UnitConverter.UNABLE</code> if not.
  	 */
  	public abstract int convertToPixels(float value, String unit, boolean isHor, float refValue, ContainerWrapper parent, ComponentWrapper comp);
  }
  