Warning: This function is
currently not documented; only the argument list is
available.
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.
Returns the font style used when annotating with text.
Return Values
Returns the font style constant (STYLE_) associated with the ImagickDraw object
or 0 if no style is set.