def test_outliner_mode():
# We can set up a pattern in one mode,
p = Pen()
p.set_mode(StrokeOutlineMode(sqrt3, 0.2 * sqrt3, 'blue', 'black'))
p.move_to((0, 0))
p.turn_to(0)
p.line_forward(5, end_slant=60)
# Then continue it in another mode without caring what the first mode was.
old_mode = p.mode
p.set_mode(p.mode.outliner_mode())
p.turn_to(60)
p.move_forward(1.0)
p.turn_left(60)
p.line_forward(2.0)
p.turn_right(120)
p.line_forward(2.0)
p.turn_right(120)
p.line_forward(2.0)
p.turn_to(60)
p.move_forward(3.0)
p.turn_to(120)
p.set_mode(old_mode)
p.line_forward(5, start_slant=60)
assert_svg_file(
p, 3,
'test_outliner_mode.svg'
)
def test_outliner_mode():
# We can set up a pattern in one mode,
p = Pen()
p.set_mode(StrokeOutlineMode(sqrt3, 0.2 * sqrt3, 'blue', 'black'))
p.move_to((0, 0))
p.turn_to(0)
p.line_forward(5, end_slant=60)
# Then continue it in another mode without caring what the first mode was.
old_mode = p.mode
p.set_mode(p.mode.outliner_mode())
p.turn_to(60)
p.move_forward(1.0)
p.turn_left(60)
p.line_forward(2.0)
p.turn_right(120)
p.line_forward(2.0)
p.turn_right(120)
p.line_forward(2.0)
p.turn_to(60)
p.move_forward(3.0)
p.turn_to(120)
p.set_mode(old_mode)
p.line_forward(5, start_slant=60)
assert_svg_file(
p, 3,
'test_outliner_mode.svg'
)
def test_offwidth_joint():
p = Pen()
p.stroke_mode(1.0)
p.turn_to(0)
p.move_forward(-3)
p.line_forward(3)
p.stroke_mode(0.5)
p.turn_left(90)
p.line_forward(3)
assert_path_data(
p, 2,
(
'M-3.00,-0.50 L-3.00,0.50 L0.25,0.50 L0.25,-3.00 '
'L-0.25,-3.00 L-0.25,-0.50 L-3.00,-0.50 z'
),
)
def test_offwidth_joint():
p = Pen()
p.stroke_mode(1.0)
p.turn_to(0)
p.move_forward(-3)
p.line_forward(3)
p.stroke_mode(0.5)
p.turn_left(90)
p.line_forward(3)
assert_path_data(
p, 2,
(
'M-3.00,-0.50 L-3.00,0.50 L0.25,0.50 L0.25,-3.00 '
'L-0.25,-3.00 L-0.25,-0.50 L-3.00,-0.50 z'
),
)
def test_arc_start_slant_bug():
# Some arcs are not reporting their start and end slants correctly.
# Set up positions on a circle at angles -120 and 30
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(30)
p.move_forward(3)
p1 = p.position
p.turn_left(90)
h1 = p.heading
p.move_to((0, 0))
p.turn_to(-120)
p.move_forward(3)
p2 = p.position
# Create an arc using arc_left.
p = Pen()
p.fill_mode()
p.move_to(p1)
p.turn_to(h1)
p.arc_left(210, 3)
arc = p.last_segment()
assert_almost_equal(arc.start_heading, 120)
assert_almost_equal(arc.end_heading, 330)
# Create the same arc using arc_to.
p = Pen()
p.fill_mode()
p.move_to(p1)
p.turn_to(h1)
p.arc_to(p2)
arc = p.last_segment()
assert_almost_equal(arc.start_heading.theta, 120)
assert_almost_equal(arc.end_heading.theta, 330)
def test_arc_start_slant_bug():
# Some arcs are not reporting their start and end slants correctly.
# Set up positions on a circle at angles -120 and 30
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(30)
p.move_forward(3)
p1 = p.position
p.turn_left(90)
h1 = p.heading
p.move_to((0, 0))
p.turn_to(-120)
p.move_forward(3)
p2 = p.position
# Create an arc using arc_left.
p = Pen()
p.fill_mode()
p.move_to(p1)
p.turn_to(h1)
p.arc_left(210, 3)
arc = p.last_segment()
assert_almost_equal(arc.start_heading, 120)
assert_almost_equal(arc.end_heading, 330)
# Create the same arc using arc_to.
p = Pen()
p.fill_mode()
p.move_to(p1)
p.turn_to(h1)
p.arc_to(p2)
arc = p.last_segment()
assert_almost_equal(arc.start_heading.theta, 120)
assert_almost_equal(arc.end_heading.theta, 330)
def test_circle_color():
p = Pen()
p.move_to((0, 0))
p.turn_to(0)
p.fill_mode((1.0, 0.0, 0.0))
p.circle(1)
p.move_forward(2)
p.fill_mode((0.0, 1.0, 0.0))
p.circle(1)
p.move_forward(2)
p.fill_mode((0.0, 0.0, 1.0))
p.circle(1)
assert_equal(
p.paper.svg_elements(0),
[
'<path d="M1,0 A 1,1 0 0 0 -1,0 A 1,1 0 0 0 1,0 z" fill="#ff0000" />',
'<path d="M3,0 A 1,1 0 0 0 1,0 A 1,1 0 0 0 3,0 z" fill="#00ff00" />',
'<path d="M5,0 A 1,1 0 0 0 3,0 A 1,1 0 0 0 5,0 z" fill="#0000ff" />',
]
)
def test_circle_color():
p = Pen()
p.move_to((0, 0))
p.turn_to(0)
p.fill_mode((1.0, 0.0, 0.0))
p.circle(1)
p.move_forward(2)
p.fill_mode((0.0, 1.0, 0.0))
p.circle(1)
p.move_forward(2)
p.fill_mode((0.0, 0.0, 1.0))
p.circle(1)
assert_equal(
p.paper.svg_elements(0),
[
'<path d="M1,0 A 1,1 0 0 0 -1,0 A 1,1 0 0 0 1,0 z" fill="#ff0000" />',
'<path d="M3,0 A 1,1 0 0 0 1,0 A 1,1 0 0 0 3,0 z" fill="#00ff00" />',
'<path d="M5,0 A 1,1 0 0 0 3,0 A 1,1 0 0 0 5,0 z" fill="#0000ff" />',
]
)
