18     $box =& new LineBox;
19     $box->top    = $this->top;
20     $box->right  = $this->right;
21     $box->bottom = $this->bottom;
22     $box->left   = $this->left;
23     return $box;
33   function create(&$box) {  argument
35     $lbox->top    = $box->get_top();
36     $lbox->right  = $box->get_right();
37     $lbox->bottom = $box->get_bottom();
38     $lbox->left   = $box->get_left();
45   function extend(&$box) {  argument
46     $base = $box->get_top() - $box->get_baseline();
48     $this->top    = max($this->top,    $base + $box->get_ascender());
49     $this->right  = max($this->right,  $box->get_right());
50     $this->bottom = min($this->bottom, $base - $box->get_descender());
55   function fake_box(&$box) {  argument
68     $fake_box->put_top($this->top - $box->baseline);
72     $fake_box->setCSSProperty(CSS_PADDING, $box->get_css_property(CSS_PADDING));
75     $fake_box->setCSSProperty(CSS_BACKGROUND, $box->get_css_property(CSS_BACKGROUND));
76     $fake_box->setCSSProperty(CSS_BORDER, $box->get_css_property(CSS_BORDER));
97       $box = InlineBox::create_from_text($root->content, 
100       return $box;
102       $box =& new InlineBox();
106       $box->readCSS($css_state);
112         $box->add_child($child_box);
120       if ($box->is_null()) {
127         $box->add_child($whitespace);        
133     return $box;
137     $box =& new InlineBox();
138     $box->readCSS($pipeline->get_current_css_state());
146     $inline_content_builder->build($box, $text, $pipeline);
151     return $box;
290   function init_line(&$box, &$line_no) {  argument
291     $line_box = LineBox::create($box);
302   function extend_line(&$box, $line_no) {  argument
305       $this->init_line($box, $line_no);
311     if ($box->get_left() < $this->_lines[$line_no]->right) {
313       $this->init_line($box, $line_no);
317     $this->_lines[$line_no]->extend($box);
322   function merge_line(&$box, $line_no) {  argument
325     if ($line_no > 0 && count($box->_lines) > 0) {
326       if ($this->_lines[$line_no-1]->right + EPSILON > $box->_lines[0]->left) {
327 …$this->_lines[$line_no-1]->right  = max($box->_lines[0]->right,  $this->_lines[$line_no-1]->right);
328 …  $this->_lines[$line_no-1]->top    = max($box->_lines[0]->top,    $this->_lines[$line_no-1]->top);
329 …$this->_lines[$line_no-1]->bottom = min($box->_lines[0]->bottom, $this->_lines[$line_no-1]->bottom…
334     $size = count($box->_lines);
336       $this->_lines[] = $box->_lines[$i]->copy();