(no version information, might be only in CVS)
SWFText->getWidth -- Computes string's width
Description
float 
swftext->getwidth ( string string )
| Warning | 
This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP. 
Use this function at your own risk.  | 
     swftext->addstring() returns the rendered width of the
     string string at the text object's current font, 
     scale, and spacing settings.