pixelarray_test.py 文件源码

def test_set_pixel (self):
        for bpp in (8, 16, 24, 32):
            sf = pygame.Surface ((10, 20), 0, bpp)
            sf.fill ((0, 0, 0))
            ar = pygame.PixelArray (sf)

            ar.__getitem__ (0).__setitem__ (0, (0, 255, 0))
            self.assertEqual (ar[0][0], sf.map_rgb ((0, 255, 0)))

            ar.__getitem__ (1).__setitem__ (1, (128, 128, 128))
            self.assertEqual (ar[1][1], sf.map_rgb ((128, 128, 128)))

            ar.__getitem__(-1).__setitem__ (-1, (128, 128, 128))
            self.assertEqual (ar[9][19], sf.map_rgb ((128, 128, 128)))

            ar.__getitem__ (-2).__setitem__ (-2, (128, 128, 128))
            self.assertEqual (ar[8][-2], sf.map_rgb ((128, 128, 128)))