(PHP 5 <= 5.3.0, PECL ming SVN)
SWFShape::drawLineTo — Draws a line
$x
   , float $y
   )This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.
   swfshape::setrightfill() draws a line (using the 
   current line style, set by swfshape::setline()) from the current 
   pen position to point (x,y) 
   in the shape's coordinate space. 
  
No value is returned.