mail-boxes-etc / lib / dompdf / src / FrameDecorator / Inline.php

Inline.php in MBE eShip trunk, at lib/dompdf/src/FrameDecorator/Inline.php

122 lines 3.7 KB

Raw Download Zip

1	<?php
2	/**
3	* @package dompdf
4	* @link https://github.com/dompdf/dompdf
5	* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
6	*/
7	namespace Dompdf\FrameDecorator;
8
9	use Dompdf\Dompdf;
10	use Dompdf\Frame;
11	use Dompdf\Exception;
12
13	/**
14	* Decorates frames for inline layout
15	*
16	* @package dompdf
17	*/
18	class Inline extends AbstractFrameDecorator
19	{
20
21	/**
22	* Inline constructor.
23	* @param Frame $frame
24	* @param Dompdf $dompdf
25	*/
26	function __construct(Frame $frame, Dompdf $dompdf)
27	{
28	parent::__construct($frame, $dompdf);
29	}
30
31	/**
32	* Vertical padding, border, and margin do not apply when determining the
33	* height for inline frames.
34	*
35	* http://www.w3.org/TR/CSS21/visudet.html#inline-non-replaced
36	*
37	* The vertical padding, border and margin of an inline, non-replaced box
38	* start at the top and bottom of the content area, not the
39	* 'line-height'. But only the 'line-height' is used to calculate the
40	* height of the line box.
41	*
42	* @return float
43	*/
44	public function get_margin_height(): float
45	{
46	$style = $this->get_style();
47	$font = $style->font_family;
48	$size = $style->font_size;
49	$fontHeight = $this->_dompdf->getFontMetrics()->getFontHeight($font, $size);
50
51	return ($style->line_height / ($size > 0 ? $size : 1)) * $fontHeight;
52	}
53
54	public function split(?Frame $child = null, bool $page_break = false, bool $forced = false): void
55	{
56	if (is_null($child)) {
57	$this->get_parent()->split($this, $page_break, $forced);
58	return;
59	}
60
61	if ($child->get_parent() !== $this) {
62	throw new Exception("Unable to split: frame is not a child of this one.");
63	}
64
65	$this->revert_counter_increment();
66	$node = $this->_frame->get_node();
67	$split = $this->copy($node->cloneNode());
68
69	$style = $this->_frame->get_style();
70	$split_style = $split->get_style();
71
72	// Unset the current node's right style properties
73	$style->margin_right = 0.0;
74	$style->padding_right = 0.0;
75	$style->border_right_width = 0.0;
76	$style->border_top_right_radius = 0.0;
77	$style->border_bottom_right_radius = 0.0;
78
79	// Unset the split node's left style properties since we don't want them
80	// to propagate
81	$split_style->margin_left = 0.0;
82	$split_style->padding_left = 0.0;
83	$split_style->border_left_width = 0.0;
84	$split_style->border_top_left_radius = 0.0;
85	$split_style->border_bottom_left_radius = 0.0;
86
87	// If this is a generated node don't propagate the content style
88	if ($split->get_node()->nodeName == "dompdf_generated") {
89	$split_style->content = "normal";
90	}
91
92	//On continuation of inline element on next line,
93	//don't repeat non-horizontally repeatable background images
94	//See e.g. in testcase image_variants, long descriptions
95	if (($url = $style->background_image) && $url !== "none"
96	&& ($repeat = $style->background_repeat) && $repeat !== "repeat" && $repeat !== "repeat-x"
97	) {
98	$split_style->background_image = "none";
99	}
100
101	$this->get_parent()->insert_child_after($split, $this);
102
103	// Add $child and all following siblings to the new split node
104	$iter = $child;
105	while ($iter) {
106	$frame = $iter;
107	$iter = $iter->get_next_sibling();
108	$frame->reset();
109	$split->append_child($frame);
110	}
111
112	$parent = $this->get_parent();
113
114	if ($page_break) {
115	$parent->split($split, $page_break, $forced);
116	} elseif ($parent instanceof Inline) {
117	$parent->split($split);
118	}
119	}
120
121	}
122