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  <?php
  /**
   * DOMPDF - PHP5 HTML to PDF renderer
   *
   * File: $RCSfile: positioner.cls.php,v $
   * Created on: 2004-06-08
   *
   * Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca>
   *
   * 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 in the file LICENSE.LGPL; if not, write to the
   * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   * 02111-1307 USA
   *
   * Alternatively, you may distribute this software under the terms of the
   * PHP License, version 3.0 or later.  A copy of this license should have
   * been distributed with this file in the file LICENSE.PHP .  If this is not
   * the case, you can obtain a copy at http://www.php.net/license/3_0.txt.
   *
   * The latest version of DOMPDF might be available at:
   * http://www.dompdf.com/
   *
   * @link http://www.dompdf.com/
   * @copyright 2004 Benj Carson
   * @author Benj Carson <benjcarson@digitaljunkies.ca>
   * @package dompdf
  
   */
  
  /* $Id: positioner.cls.php 283 2010-07-19 17:57:40Z fabien.menager $ */
  
  /**
   * Base Positioner class
   *
   * Defines postioner interface
   *
   * @access private
   * @package dompdf
   */
  abstract class Positioner {
    
    // protected members
    protected $_frame;
    
    //........................................................................
  
    function __construct(Frame_Decorator $frame) {
      $this->_frame = $frame;
    }
    
    /**
     * Class destructor
     */
    function __destruct() {
    	clear_object($this);
    }
    //........................................................................
  
    abstract function position();
    
  }