def test_translation():
pt = PathCanvas()
pt.move_to(100, 100)
pt.translate(1000, 2000)
pt.line_to(10, 20)
assert pt.paths == [
Path([Point(100.0, 100.0), Point(1010.0, 2020.0)]),
]
def test_rel_line_to():
pt = PathCanvas()
pt.translate(1000, 2000)
pt.move_to(0, 0)
pt.rel_line_to(100, 200)
assert pt.paths == [
Path([Point(1000.0, 2000.0),
Point(1100.0, 2200.0)]),
]
def test_save_restore():
pt = PathCanvas()
pt.move_to(100, 100)
pt.translate(1000, 2000)
pt.line_to(10, 20)
pt.save()
pt.translate(1, 2)
pt.move_to(1, 2)
pt.line_to(2, 4)
pt.restore()
pt.move_to(1, 2)
pt.line_to(2, 4)
assert pt.paths == [
Path([Point(100.0, 100.0), Point(1010.0, 2020.0)]),
Path([Point(1002.0, 2004.0),
Point(1003.0, 2006.0)]),
Path([Point(1001.0, 2002.0),
Point(1002.0, 2004.0)]),
]