text = ("%.2f" % (ta * 360)).rstrip('0').rstrip('.')
color = colorsys.hsv_to_rgb(a, 1.0, 1.0)
self.draw_centered_text(v[0], v[1], text,
text = ("%.2f" % (ta * 360)).rstrip('0').rstrip('.')
color = colorsys.hsv_to_rgb(a, 1.0, 1.0)
self.draw_centered_text(v[0], v[1], text,