Did I find the right examples for you? yes no

All Samples(1)  |  Call(1)  |  Derive(0)  |  Import(0)

src/c/h/chirp-1.2.2/chirp/gui/DrawMask.py   chirp(Download)
            # only start if in the axes
            self.drawing = True
            self.set_painter(self.polygon)
            self.polygon.add_vertex(x, y)