def testPointerCoords(self):
a = angle.T('foo')
# 0 should point right
self.assertNearlyEqual(
a.pointer_coords(40, 0.0),
((40 - angle.T.ptr_radius), 0))
# so should 2pi
self.assertNearlyEqual(
a.pointer_coords(40, 2.0 * math.pi),
((40 - angle.T.ptr_radius), 0))
# pi = left
self.assertNearlyEqual(
a.pointer_coords(40, math.pi),
(-(40 - angle.T.ptr_radius), 0))
# pi/2 = up
self.assertNearlyEqual(
a.pointer_coords(40, math.pi / 2.0),
(0, (40 - angle.T.ptr_radius)))
# 3pi/2 = down
self.assertNearlyEqual(
a.pointer_coords(40, 3.0 * math.pi / 2.0),
(0, -(40 - angle.T.ptr_radius)))
def testAngles(self):
a = angle.T("foo", "angle", 0, 40)
self.assertEqual(a.get_current_angle(), 0.0)
a.adjustment.set_value(a.adjustment.get_lower())
self.assertEqual(a.get_current_angle(), -math.pi)
a.adjustment.set_value(a.adjustment.get_upper())
self.assertEqual(a.get_current_angle(), math.pi)
def testUpdateFromMouse(self):
a = angle.T("foo", "angle", 0, 40)
a.update_from_mouse(100, 100)
def testCreate(self):
a = angle.T("hello", "angle", 0, 40)
self.assertTrue(a)
self.assertEqual(a.adjustment.get_lower(), -math.pi)
self.assertEqual(a.adjustment.get_upper(), math.pi)
self.assertEqual(a.adjustment.get_value(), 0.0)