inline_positioner.cls.php
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<?php
/**
* DOMPDF - PHP5 HTML to PDF renderer
*
* File: $RCSfile: inline_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: inline_positioner.cls.php 357 2011-01-30 20:56:46Z fabien.menager $ */
/**
* Positions inline frames
*
* @access private
* @package dompdf
*/
class Inline_Positioner extends Positioner {
function __construct(Frame_Decorator $frame) { parent::__construct($frame); }
//........................................................................
function position() {
// Find our nearest block level parent and access its lines property.
$p = $this->_frame->find_block_parent();
// Debugging code:
// pre_r("\nPositioning:");
// pre_r("Me: " . $this->_frame->get_node()->nodeName . " (" . spl_object_hash($this->_frame->get_node()) . ")");
// pre_r("Parent: " . $p->get_node()->nodeName . " (" . spl_object_hash($p->get_node()) . ")");
// End debugging
if ( !$p )
throw new DOMPDF_Exception("No block-level parent found. Not good.");
$f = $this->_frame;
$cb = $f->get_containing_block();
$style = $f->get_style();
$line = $p->get_current_line();
// Skip the page break if in a fixed position element
$is_fixed = false;
while($f = $f->get_parent()) {
if($f->get_style()->position === "fixed") {
$is_fixed = true;
break;
}
}
$f = $this->_frame;
if ( !$is_fixed && $f->get_parent() &&
$f->get_parent() instanceof Inline_Frame_Decorator &&
$f->get_node()->nodeName === "#text" ) {
$min_max = $f->get_reflower()->get_min_max_width();
$initialcb = $f->get_root()->get_containing_block();
$height = $style->length_in_pt($style->height, $initialcb["h"]);
// If the frame doesn't fit in the current line, a line break occurs
if ( $min_max["min"] > ($cb["w"]-$line["left"]-$line["w"]-$line["right"]) ) {
$p->add_line();
}
}
$this->_frame->set_position($cb["x"] + $line["w"], $line["y"]);
}
}