64   var $_current_y;  variable in GenericContainerBox
358     $this->_current_y += $dy;
383     $this->_current_y = 0;
781     $line_bottom = $this->_current_y;
809     $this->_current_y = $line_bottom;
819     $this->_current_x = $context->float_left_x($this->_current_x, $this->_current_y);
884     $this->_current_y = $this->get_top();
938     $y = $this->apply_clear($parent->_current_y, $context);
981     $parent->_current_x = $context->float_left_x($parent->_current_x, $parent->_current_y);
1064 …$left_float_width = $context->float_left_x($this->get_left(), $this->_current_y) - $this->get_left…
1065 …_float_width = $this->get_right() - $context->float_right_x($this->get_right(), $this->_current_y);