def onStrokeAdded( self, stroke ):
"Watches for Strokes with Circularity > threshold to Annotate"
# need at least 6 points to be a line
if stroke.length()<6:
return
linearity = GeomUtils.strokeLinearity( stroke )
angle = GeomUtils.strokeOrientation( stroke )
if( linearity > self.threshold ):
lanno = LineAnnotation( linearity, angle, stroke.Points[0], stroke.Points[-1] )
self.getBoard().AnnotateStrokes( [stroke], lanno )
