setAlpha( $stroking = 1, $bm = ‘Normal’, $nonstroking = ”, $ais = false )
Set alpha for stroking (CA) and non-stroking (ca) operations.
setAlpha( $stroking = 1, $bm = ‘Normal’, $nonstroking = ”, $ais = false )
Set alpha for stroking (CA) and non-stroking (ca) operations.