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<?php
/**
* DOMPDF - PHP5 HTML to PDF renderer
*
* File: $RCSfile: image_frame_reflower.cls.php,v $
* Created on: 2004-08-08
*
* 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.digitaljunkies.ca/dompdf
*
* @link http://www.digitaljunkies.ca/dompdf
* @copyright 2004 Benj Carson
* @author Benj Carson <benjcarson@digitaljunkies.ca>
* @package dompdf
* @version 0.5.1
*/
/* $Id: image_frame_reflower.cls.php,v 1.9 2006/07/07 21:31:03 benjcarson Exp $ */
/**
* Image reflower class
*
* @access private
* @package dompdf
*/
class Image_Frame_Reflower extends Frame_Reflower {
function __construct(Image_Frame_Decorator $frame) {
parent::__construct($frame);
}
function reflow() {
// Set the frame's width
$this->get_min_max_width();
}
function get_min_max_width() {
// We need to grab our *parent's* style because images are wrapped...
$style = $this->_frame->get_parent()->get_style();
$width = $style->width;
$height = $style->height;
// Determine the image's size
list($img_width, $img_height, $type) = getimagesize($this->_frame->get_image_url());
if ( is_percent($width) )
$width = ((float)rtrim($width,"%")) * $img_width / 100;
if ( is_percent($height) )
$height = ((float)rtrim($height,"%")) * $img_height / 100;
$width = $style->length_in_pt($width);
$height = $style->length_in_pt($height);
if ( $width === "auto" && $height === "auto" ) {
$width = $img_width;
$height = $img_height;
} else if ( $width === "auto" && $height !== "auto" ) {
$width = (float)$height / $img_height * $img_width;
} else if ( $width !== "auto" && $height === "auto" ) {
$height = (float)$width / $img_width * $img_height;
}
// Resample images if the sizes were auto
if ( $style->width === "auto" && $style->height === "auto" ) {
$width = ((float)rtrim($width, "px")) * 72 / DOMPDF_DPI;
$height = ((float)rtrim($height, "px")) * 72 / DOMPDF_DPI;
}
// Synchronize the styles
$inner_style = $this->_frame->get_style();
$inner_style->width = $style->width = $width . "pt";
$inner_style->height = $style->height = $height . "pt";
$inner_style->padding_top = $style->padding_top;
$inner_style->padding_right = $style->padding_right;
$inner_style->padding_bottom = $style->padding_bottom;
$inner_style->padding_left = $style->padding_left;
$inner_style->border_top_width = $style->border_top_width;
$inner_style->border_right_width = $style->border_right_width;
$inner_style->border_bottom_width = $style->border_bottom_width;
$inner_style->border_left_width = $style->border_left_width;
$inner_style->border_top_style = $style->border_top_style;
$inner_style->border_right_style = $style->border_right_style;
$inner_style->border_bottom_style = $style->border_bottom_style;
$inner_style->border_left_style = $style->border_left_style;
$inner_style->margin_top = $style->margin_top;
$inner_style->margin_right = $style->margin_right;
$inner_style->margin_bottom = $style->margin_bottom;
$inner_style->margin_left = $style->margin_left;
return array( $width, $width, "min" => $width, "max" => $width);
}
}
?>
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