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sources/3rdparty/phpdocx/pdf/include/fixed_positioner.cls.php
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<?php
/**
* DOMPDF - PHP5 HTML to PDF renderer
*
* File: $RCSfile: absolute_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 */
/**
* Positions fixely positioned frames
*/
class Fixed_Positioner extends Positioner {
function __construct(Frame_Decorator $frame) { parent::__construct($frame); }
function position() {
$frame = $this->_frame;
$style = $frame->get_original_style();
$root = $frame->get_root();
$initialcb = $root->get_containing_block();
$initialcb_style = $root->get_style();
$p = $frame->find_block_parent();
if ( $p ) {
$p->add_line();
}
// Compute the margins of the @page style
$margin_top = $initialcb_style->length_in_pt($initialcb_style->margin_top, $initialcb["h"]);
$margin_right = $initialcb_style->length_in_pt($initialcb_style->margin_right, $initialcb["w"]);
$margin_bottom = $initialcb_style->length_in_pt($initialcb_style->margin_bottom, $initialcb["h"]);
$margin_left = $initialcb_style->length_in_pt($initialcb_style->margin_left, $initialcb["w"]);
// The needed computed style of the element
$height = $style->length_in_pt($style->height, $initialcb["h"]);
$width = $style->length_in_pt($style->width, $initialcb["w"]);
$top = $style->length_in_pt($style->top, $initialcb["h"]);
$right = $style->length_in_pt($style->right, $initialcb["w"]);
$bottom = $style->length_in_pt($style->bottom, $initialcb["h"]);
$left = $style->length_in_pt($style->left, $initialcb["w"]);
$y = $margin_top;
if ( isset($top) ) {
$y = $top + $margin_top;
if ( $top === "auto" ) {
$y = $margin_top;
if ( isset($bottom) && $bottom !== "auto" ) {
$y = $initialcb["h"] - $bottom - $margin_bottom;
$margin_height = $this->_frame->get_margin_height();
if ( $margin_height !== "auto" ) {
$y -= $margin_height;
} else {
$y -= $height;
}
}
}
}
$x = $margin_left;
if ( isset($left) ) {
$x = $left + $margin_left;
if ( $left === "auto" ) {
$x = $margin_left;
if ( isset($right) && $right !== "auto" ) {
$x = $initialcb["w"] - $right - $margin_right;
$margin_width = $this->_frame->get_margin_width();
if ( $margin_width !== "auto" ) {
$x -= $margin_width;
} else {
$x -= $width;
}
}
}
}
$frame->set_position($x, $y);
$children = $frame->get_children();
foreach($children as $child) {
$child->set_position($x, $y);
}
}
}
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