128 lines
4.4 KiB
PHP
128 lines
4.4 KiB
PHP
<?php
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/**
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* DOMPDF - PHP5 HTML to PDF renderer
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*
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* File: $RCSfile: image_frame_reflower.cls.php,v $
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* Created on: 2004-08-08
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*
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* Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library in the file LICENSE.LGPL; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA
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*
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* Alternatively, you may distribute this software under the terms of the
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* PHP License, version 3.0 or later. A copy of this license should have
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* been distributed with this file in the file LICENSE.PHP . If this is not
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* the case, you can obtain a copy at http://www.php.net/license/3_0.txt.
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*
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* The latest version of DOMPDF might be available at:
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* http://www.digitaljunkies.ca/dompdf
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*
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* @link http://www.digitaljunkies.ca/dompdf
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* @copyright 2004 Benj Carson
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* @author Benj Carson <benjcarson@digitaljunkies.ca>
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* @package dompdf
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* @version 0.5.1
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*/
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/* $Id: image_frame_reflower.cls.php,v 1.9 2006/07/07 21:31:03 benjcarson Exp $ */
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/**
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* Image reflower class
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*
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* @access private
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* @package dompdf
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*/
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class Image_Frame_Reflower extends Frame_Reflower {
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function __construct(Image_Frame_Decorator $frame) {
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parent::__construct($frame);
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}
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function reflow() {
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// Set the frame's width
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$this->get_min_max_width();
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}
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function get_min_max_width() {
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// We need to grab our *parent's* style because images are wrapped...
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$style = $this->_frame->get_parent()->get_style();
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$width = $style->width;
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$height = $style->height;
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// Determine the image's size
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list($img_width, $img_height, $type) = getimagesize($this->_frame->get_image_url());
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if ( is_percent($width) )
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$width = ((float)rtrim($width,"%")) * $img_width / 100;
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if ( is_percent($height) )
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$height = ((float)rtrim($height,"%")) * $img_height / 100;
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$width = $style->length_in_pt($width);
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$height = $style->length_in_pt($height);
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if ( $width === "auto" && $height === "auto" ) {
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$width = $img_width;
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$height = $img_height;
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} else if ( $width === "auto" && $height !== "auto" ) {
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$width = (float)$height / $img_height * $img_width;
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} else if ( $width !== "auto" && $height === "auto" ) {
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$height = (float)$width / $img_width * $img_height;
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}
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// Resample images if the sizes were auto
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if ( $style->width === "auto" && $style->height === "auto" ) {
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$width = ((float)rtrim($width, "px")) * 72 / DOMPDF_DPI;
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$height = ((float)rtrim($height, "px")) * 72 / DOMPDF_DPI;
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}
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// Synchronize the styles
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$inner_style = $this->_frame->get_style();
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$inner_style->width = $style->width = $width . "pt";
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$inner_style->height = $style->height = $height . "pt";
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$inner_style->padding_top = $style->padding_top;
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$inner_style->padding_right = $style->padding_right;
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$inner_style->padding_bottom = $style->padding_bottom;
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$inner_style->padding_left = $style->padding_left;
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$inner_style->border_top_width = $style->border_top_width;
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$inner_style->border_right_width = $style->border_right_width;
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$inner_style->border_bottom_width = $style->border_bottom_width;
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$inner_style->border_left_width = $style->border_left_width;
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$inner_style->border_top_style = $style->border_top_style;
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$inner_style->border_right_style = $style->border_right_style;
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$inner_style->border_bottom_style = $style->border_bottom_style;
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$inner_style->border_left_style = $style->border_left_style;
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$inner_style->margin_top = $style->margin_top;
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$inner_style->margin_right = $style->margin_right;
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$inner_style->margin_bottom = $style->margin_bottom;
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$inner_style->margin_left = $style->margin_left;
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return array( $width, $width, "min" => $width, "max" => $width);
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}
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}
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?>
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