40   var $_line;  variable in GenericContainerBox
374     $this->_line = array();
485     $size = count($this->_line);
493       $element =& $this->_line[$i];
536     $size = count($this->_line);
542     return $this->_line[$size-1];
630     $size = count($this->_line);
633       $last_item =& $this->_line[$size-1];
645       if (is_inline($this->_line[0])) {
665       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
670         $baselined[] =& $this->_line[$i];
673                         $this->_line[$i]->default_baseline);
690       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
692         $this->_line[$i]->baseline = 
693           $baseline + $this->_line[$i]->get_full_height()/2;
700       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
702         $this->_line[$i]->baseline = $this->_line[$i]->get_full_height()/2;
710       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
712         $middle = max($middle, $this->_line[$i]->get_full_height() / 2);
720         $this->_line[$i]->baseline += ($middle - $height/2);
726       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
728 …$this->_line[$i]->baseline = $this->_line[$i]->default_baseline + ($height/2 - $this->_line[$i]->g…
736       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
738         $bottom = max($bottom, $this->_line[$i]->get_full_height());
746         $this->_line[$i]->baseline += ($bottom - $height);
752       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
754 …$this->_line[$i]->baseline = $this->_line[$i]->default_baseline + $height - $this->_line[$i]->get_…
762       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
764         $bottom = max($bottom, $this->_line[$i]->get_full_height());
773       $vertical_align = $this->_line[$i]->get_css_property(CSS_VERTICAL_ALIGN);
775         $this->_line[$i]->baseline = $this->_line[$i]->default_baseline;
782     foreach ($this->_line AS $line_element) {
803     $this->_line = array();
825     $this->_line[] =& $item;
832     $size = count($this->_line);
837       if (!is_whitespace($this->_line[$i]) && 
838           !$this->_line[$i]->is_null()) { return false; };