mail-boxes-etc / lib / dompdf / src / FrameReflower / TableCell.php

TableCell.php in MBE eShip trunk, at lib/dompdf/src/FrameReflower/TableCell.php

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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\FrameReflower;
8
9	use Dompdf\FrameDecorator\Block as BlockFrameDecorator;
10	use Dompdf\FrameDecorator\Table as TableFrameDecorator;
11	use Dompdf\Helpers;
12
13	/**
14	* Reflows table cells
15	*
16	* @package dompdf
17	*/
18	class TableCell extends Block
19	{
20	/**
21	* TableCell constructor.
22	* @param BlockFrameDecorator $frame
23	*/
24	function __construct(BlockFrameDecorator $frame)
25	{
26	parent::__construct($frame);
27	}
28
29	/**
30	* @param BlockFrameDecorator\|null $block
31	*/
32	function reflow(BlockFrameDecorator $block = null)
33	{
34	// Counters and generated content
35	$this->_set_content();
36
37	$style = $this->_frame->get_style();
38
39	$table = TableFrameDecorator::find_parent_table($this->_frame);
40	$cellmap = $table->get_cellmap();
41
42	list($x, $y) = $cellmap->get_frame_position($this->_frame);
43	$this->_frame->set_position($x, $y);
44
45	$cells = $cellmap->get_spanned_cells($this->_frame);
46
47	$w = 0;
48	foreach ($cells["columns"] as $i) {
49	$col = $cellmap->get_column($i);
50	$w += $col["used-width"];
51	}
52
53	//FIXME?
54	$h = $this->_frame->get_containing_block("h");
55
56	$left_space = (float)$style->length_in_pt([$style->margin_left,
57	$style->padding_left,
58	$style->border_left_width],
59	$w);
60
61	$right_space = (float)$style->length_in_pt([$style->padding_right,
62	$style->margin_right,
63	$style->border_right_width],
64	$w);
65
66	$top_space = (float)$style->length_in_pt([$style->margin_top,
67	$style->padding_top,
68	$style->border_top_width],
69	$h);
70	$bottom_space = (float)$style->length_in_pt([$style->margin_bottom,
71	$style->padding_bottom,
72	$style->border_bottom_width],
73	$h);
74
75	$cb_w = $w - $left_space - $right_space;
76	$style->set_used("width", $cb_w);
77
78	$content_x = $x + $left_space;
79	$content_y = $line_y = $y + $top_space;
80
81	// Adjust the first line based on the text-indent property
82	$indent = (float)$style->length_in_pt($style->text_indent, $w);
83	$this->_frame->increase_line_width($indent);
84
85	$page = $this->_frame->get_root();
86
87	// Set the y position of the first line in the cell
88	$line_box = $this->_frame->get_current_line_box();
89	$line_box->y = $line_y;
90
91	// Set the containing blocks and reflow each child
92	foreach ($this->_frame->get_children() as $child) {
93	$child->set_containing_block($content_x, $content_y, $cb_w, $h);
94	$this->process_clear($child);
95	$child->reflow($this->_frame);
96	$this->process_float($child, $content_x, $cb_w);
97
98	if ($page->is_full()) {
99	break;
100	}
101	}
102
103	// Determine our height
104	$style_height = (float)$style->length_in_pt($style->height, $h);
105
106	/** @var FrameDecorator\TableCell */
107	$frame = $this->_frame;
108
109	$frame->set_content_height($this->_calculate_content_height());
110
111	$height = max($style_height, (float)$frame->get_content_height());
112
113	// Let the cellmap know our height
114	$cell_height = $height / count($cells["rows"]);
115
116	if ($style_height <= $height) {
117	$cell_height += $top_space + $bottom_space;
118	}
119
120	foreach ($cells["rows"] as $i) {
121	$cellmap->set_row_height($i, $cell_height);
122	}
123
124	$style->set_used("height", $height);
125
126	$this->_text_align();
127	$this->vertical_align();
128
129	// Handle relative positioning
130	foreach ($this->_frame->get_children() as $child) {
131	$this->position_relative($child);
132	}
133	}
134
135	public function get_min_max_content_width(): array
136	{
137	// Ignore percentage values for a specified width here, as they are
138	// relative to the table width, which is not determined yet
139	$style = $this->_frame->get_style();
140	$width = $style->width;
141	$fixed_width = $width !== "auto" && !Helpers::is_percent($width);
142
143	[$min, $max] = $this->get_min_max_child_width();
144
145	// For table cells: Use specified width if it is greater than the
146	// minimum defined by the content
147	if ($fixed_width) {
148	$width = (float) $style->length_in_pt($width, 0);
149	$min = max($width, $min);
150	$max = $min;
151	}
152
153	// Handle min/max width style properties
154	$min_width = $this->resolve_min_width(null);
155	$max_width = $this->resolve_max_width(null);
156	$min = Helpers::clamp($min, $min_width, $max_width);
157	$max = Helpers::clamp($max, $min_width, $max_width);
158
159	return [$min, $max];
160	}
161	}
162