def test_pygame2_mask_Mask_draw(self):
# __doc__ (as of 2008-11-03) for pygame2.mask.Mask.draw:
# Mask.draw (mask, x, y) -> None
#
# Draws the passed Mask onto the Mask.
#
# This performs a bitwise OR operation upon the calling Mask. The
# passed mask's start offset for the draw operation will be the x and
# y offset passed to the method.
m = Mask (100, 100)
self.assertEqual(m.count, 0)
m.fill()
self.assertEqual(m.count, 10000)
m2 = Mask (10,10)
m2.fill()
m.erase (m2, (50, 50))
self.assertEqual(m.count, 9900)
m.invert()
self.assertEqual(m.count, 100)
m.draw(m2, (0,0))
self.assertEqual(m.count, 200)
m.clear()
self.assertEqual(m.count, 0)
def test_drawing (self):
""" Test fill, clear, invert, draw, erase
"""
m = Mask((100,100))
self.assertEqual(m.count, 0)
m.fill()
self.assertEqual(m.count, 10000)
m2 = Mask((10,10))
m2.fill()
m.erase(m2, (50,50))
self.assertEqual(m.count, 9900)
m.invert()
self.assertEqual(m.count, 100)
m.draw(m2, (0,0))
self.assertEqual(m.count, 200)
m.clear()
self.assertEqual(m.count, 0)
def test_pygame2_mask_Mask_invert(self):
# __doc__ (as of 2008-11-03) for pygame2.mask.Mask.invert:
# Mask.invert () -> None
#
# Inverts all bits in the Mask.
m = Mask (10, 10)
for x in range (10):
for y in range (10):
m.set_at (x, y)
self.assertEqual (m.count, 100)
m.invert ()
self.assertEqual (m.count, 0)
m.set_at (4, 4)
m.invert ()
self.assertEqual (m.count, 99)
self.assertEqual (m.get_at (4, 4), 0)
for x in range (10):
for y in range (10):
if x == y == 4:
self.assertEqual (m.get_at (x, y), 0)
else:
self.assertEqual (m.get_at (x, y), 1)
