positioner.cls.php
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<?php
/**
* @package dompdf
* @link http://www.dompdf.com/
* @author Benj Carson <benjcarson@digitaljunkies.ca>
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
* @version $Id: positioner.cls.php 448 2011-11-13 13:00:03Z fabien.menager $
*/
/**
* Base Positioner class
*
* Defines postioner interface
*
* @access private
* @package dompdf
*/
abstract class Positioner {
/**
* @var Frame_Decorator
*/
protected $_frame;
//........................................................................
function __construct(Frame_Decorator $frame) {
$this->_frame = $frame;
}
/**
* Class destructor
*/
function __destruct() {
clear_object($this);
}
//........................................................................
abstract function position();
function move($offset_x, $offset_y, $ignore_self = false) {
list($x, $y) = $this->_frame->get_position();
if ( !$ignore_self ) {
$this->_frame->set_position($x + $offset_x, $y + $offset_y);
}
foreach($this->_frame->get_children() as $child) {
$child->move($offset_x, $offset_y);
}
}
}