[3019] | 1 | <?php |
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| 2 | /** |
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| 3 | * DOMPDF - PHP5 HTML to PDF renderer |
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| 4 | * |
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| 5 | * File: $RCSfile: inline_renderer.cls.php,v $ |
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| 6 | * Created on: 2004-06-30 |
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| 7 | * |
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| 8 | * Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca> |
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| 9 | * |
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| 10 | * This library is free software; you can redistribute it and/or |
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| 11 | * modify it under the terms of the GNU Lesser General Public |
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| 12 | * License as published by the Free Software Foundation; either |
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| 13 | * version 2.1 of the License, or (at your option) any later version. |
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| 14 | * |
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| 15 | * This library is distributed in the hope that it will be useful, |
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 18 | * Lesser General Public License for more details. |
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| 19 | * |
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| 20 | * You should have received a copy of the GNU Lesser General Public License |
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| 21 | * along with this library in the file LICENSE.LGPL; if not, write to the |
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| 22 | * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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| 23 | * 02111-1307 USA |
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| 24 | * |
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| 25 | * Alternatively, you may distribute this software under the terms of the |
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| 26 | * PHP License, version 3.0 or later. A copy of this license should have |
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| 27 | * been distributed with this file in the file LICENSE.PHP . If this is not |
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| 28 | * the case, you can obtain a copy at http://www.php.net/license/3_0.txt. |
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| 29 | * |
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| 30 | * The latest version of DOMPDF might be available at: |
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| 31 | * http://www.digitaljunkies.ca/dompdf |
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| 32 | * |
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| 33 | * @link http://www.digitaljunkies.ca/dompdf |
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| 34 | * @copyright 2004 Benj Carson |
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| 35 | * @author Benj Carson <benjcarson@digitaljunkies.ca> |
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| 36 | * @package dompdf |
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| 37 | * @version 0.5.1 |
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| 38 | */ |
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| 39 | |
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| 40 | /* $Id: inline_renderer.cls.php 186 2009-10-19 22:42:06Z eclecticgeek@gmail.com $ */ |
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| 41 | |
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| 42 | /** |
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| 43 | * Renders inline frames |
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| 44 | * |
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| 45 | * @access private |
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| 46 | * @package dompdf |
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| 47 | */ |
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| 48 | class Inline_Renderer extends Abstract_Renderer { |
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| 49 | |
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| 50 | //........................................................................ |
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| 51 | |
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| 52 | function render(Frame $frame) { |
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| 53 | $style = $frame->get_style(); |
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| 54 | |
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| 55 | if ( !$frame->get_first_child() ) |
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| 56 | return; // No children, no service |
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| 57 | |
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| 58 | // Draw the left border if applicable |
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| 59 | $bp = $style->get_border_properties(); |
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| 60 | $widths = array($style->length_in_pt($bp["top"]["width"]), |
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| 61 | $style->length_in_pt($bp["right"]["width"]), |
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| 62 | $style->length_in_pt($bp["bottom"]["width"]), |
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| 63 | $style->length_in_pt($bp["left"]["width"])); |
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| 64 | |
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| 65 | // Draw the background & border behind each child. To do this we need |
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| 66 | // to figure out just how much space each child takes: |
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| 67 | list($x, $y) = $frame->get_first_child()->get_position(); |
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| 68 | $w = null; |
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| 69 | $h = 0; |
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| 70 | // $x += $widths[3]; |
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| 71 | // $y += $widths[0]; |
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| 72 | |
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| 73 | $first_row = true; |
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| 74 | |
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| 75 | foreach ($frame->get_children() as $child) { |
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| 76 | list($child_x, $child_y, $child_w, $child_h) = $child->get_padding_box(); |
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| 77 | $child_h += $widths[2]; |
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| 78 | |
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| 79 | if ( !is_null($w) && $child_x < $x + $w ) { |
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| 80 | //This branch seems to be supposed to being called on the first part |
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| 81 | //of an inline html element, and the part after the if clause for the |
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| 82 | //parts after a line break. |
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| 83 | //But because $w initially mostly is 0, and gets updated only on the next |
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| 84 | //round, this seem to be never executed and the common close always. |
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| 85 | |
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| 86 | // The next child is on another line. Draw the background & |
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| 87 | // borders on this line. |
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| 88 | |
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| 89 | // Background: |
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| 90 | if ( ($bg = $style->background_color) !== "transparent" ) |
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| 91 | $this->_canvas->filled_rectangle( $x, $y, $w, $h, $style->background_color); |
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| 92 | |
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| 93 | if ( ($url = $style->background_image) && $url !== "none" ) { |
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| 94 | $this->_background_image($url, $x, $y, $w, $h, $style); |
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| 95 | } |
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| 96 | |
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| 97 | // If this is the first row, draw the left border |
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| 98 | if ( $first_row ) { |
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| 99 | |
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| 100 | if ( $bp["left"]["style"] != "none" && $bp["left"]["width"] > 0 ) { |
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| 101 | $method = "_border_" . $bp["left"]["style"]; |
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| 102 | $this->$method($x, $y, $h + $widths[0] + $widths[2], $bp["left"]["color"], $widths, "left"); |
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| 103 | } |
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| 104 | $first_row = false; |
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| 105 | } |
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| 106 | |
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| 107 | // Draw the top & bottom borders |
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| 108 | if ( $bp["top"]["style"] != "none" && $bp["top"]["width"] > 0 ) { |
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| 109 | $method = "_border_" . $bp["top"]["style"]; |
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| 110 | $this->$method($x, $y, $w + $widths[1] + $widths[3], $bp["top"]["color"], $widths, "top"); |
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| 111 | } |
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| 112 | |
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| 113 | if ( $bp["bottom"]["style"] != "none" && $bp["bottom"]["width"] > 0 ) { |
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| 114 | $method = "_border_" . $bp["bottom"]["style"]; |
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| 115 | $this->$method($x, $y + $h + $widths[0] + $widths[2], $w + $widths[1] + $widths[3], $bp["bottom"]["color"], $widths, "bottom"); |
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| 116 | } |
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| 117 | |
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| 118 | // Handle anchors & links |
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| 119 | if ( $frame->get_node()->nodeName == "a" ) { |
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| 120 | |
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| 121 | if ( $href = $frame->get_node()->getAttribute("href") ) |
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| 122 | $this->_canvas->add_link($href, $x, $y, $w, $h); |
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| 123 | |
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| 124 | } |
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| 125 | |
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| 126 | $x = $child_x; |
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| 127 | $y = $child_y; |
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| 128 | $w = $child_w; |
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| 129 | $h = $child_h; |
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| 130 | continue; |
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| 131 | } |
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| 132 | |
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| 133 | if ( is_null($w) ) |
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| 134 | $w = $child_w; |
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| 135 | else |
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| 136 | $w += $child_w; |
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| 137 | |
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| 138 | $h = max($h, $child_h); |
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| 139 | } |
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| 140 | |
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| 141 | |
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| 142 | // Handle the last child |
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| 143 | if ( ($bg = $style->background_color) !== "transparent" ) |
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| 144 | $this->_canvas->filled_rectangle( $x + $widths[3], $y + $widths[0], $w, $h, $style->background_color); |
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| 145 | |
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| 146 | //On continuation lines (after line break) of inline elements, the style got copied. |
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| 147 | //But a non repeatable background image should not be repeated on the next line. |
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| 148 | //But removing the background image above has never an effect, and removing it below |
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| 149 | //removes it always, even on the initial line. |
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| 150 | //Need to handle it elsewhere, e.g. on certain ...clone()... usages. |
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| 151 | // Repeat not given: default is Style::__construct |
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| 152 | // ... && (!($repeat = $style->background_repeat) || $repeat === "repeat" ... |
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| 153 | //different position? $this->_background_image($url, $x, $y, $w, $h, $style); |
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| 154 | if ( ($url = $style->background_image) && $url !== "none" ) |
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| 155 | $this->_background_image($url, $x + $widths[3], $y + $widths[0], $w, $h, $style); |
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| 156 | |
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| 157 | // Add the border widths |
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| 158 | $w += $widths[1] + $widths[3]; |
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| 159 | $h += $widths[0] + $widths[2]; |
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| 160 | |
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| 161 | // make sure the border and background start inside the left margin |
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| 162 | $left_margin = $style->length_in_pt($style->margin_left); |
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| 163 | $x += $left_margin; |
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| 164 | |
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| 165 | // If this is the first row, draw the left border too |
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| 166 | if ( $first_row && $bp["left"]["style"] != "none" && $widths[3] > 0 ) { |
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| 167 | $method = "_border_" . $bp["left"]["style"]; |
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| 168 | $this->$method($x, $y, $h, $bp["left"]["color"], $widths, "left"); |
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| 169 | } |
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| 170 | |
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| 171 | // Draw the top & bottom borders |
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| 172 | if ( $bp["top"]["style"] != "none" && $widths[0] > 0 ) { |
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| 173 | $method = "_border_" . $bp["top"]["style"]; |
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| 174 | $this->$method($x, $y, $w, $bp["top"]["color"], $widths, "top"); |
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| 175 | } |
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| 176 | |
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| 177 | if ( $bp["bottom"]["style"] != "none" && $widths[2] > 0 ) { |
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| 178 | $method = "_border_" . $bp["bottom"]["style"]; |
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| 179 | $this->$method($x, $y + $h, $w, $bp["bottom"]["color"], $widths, "bottom"); |
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| 180 | } |
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| 181 | |
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| 182 | // pre_var_dump(get_class($frame->get_next_sibling())); |
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| 183 | // $last_row = get_class($frame->get_next_sibling()) != 'Inline_Frame_Decorator'; |
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| 184 | // Draw the right border if this is the last row |
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| 185 | if ( $bp["right"]["style"] != "none" && $widths[1] > 0 ) { |
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| 186 | $method = "_border_" . $bp["right"]["style"]; |
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| 187 | $this->$method($x + $w, $y, $h, $bp["right"]["color"], $widths, "right"); |
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| 188 | } |
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| 189 | |
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| 190 | // Handle anchors & links |
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| 191 | if ( $frame->get_node()->nodeName == "a" ) { |
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| 192 | |
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| 193 | if ( $name = $frame->get_node()->getAttribute("name") ) |
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| 194 | $this->_canvas->add_named_dest($name); |
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| 195 | |
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| 196 | if ( $href = $frame->get_node()->getAttribute("href") ) |
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| 197 | $this->_canvas->add_link($href, $x, $y, $w, $h); |
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| 198 | } |
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| 199 | } |
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| 200 | } |
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| 201 | ?> |
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