本文整理汇总了Python中canoepaddle.Pen.move_forward方法的典型用法代码示例。如果您正苦于以下问题：Python Pen.move_forward方法的具体用法？Python Pen.move_forward怎么用？Python Pen.move_forward使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类canoepaddle.Pen的用法示例。
在下文中一共展示了Pen.move_forward方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_translate
# 需要导入模块: from canoepaddle import Pen [as 别名]
# 或者: from canoepaddle.Pen import move_forward [as 别名]
def test_translate():
p = Pen()
p.stroke_mode(1.0)
p.move_to((0, 0))
p.turn_to(0)
p.line_forward(3)
p.arc_left(90, 3)
p.turn_left(90)
p.move_forward(3)
p.fill_mode()
p.circle(0.5)
p.move_forward(3)
p.square(1)
p.paper.translate((1, 1))
assert_equal(
p.paper.svg_elements(1),
[
(
'<path d="M1.0,-1.5 L1.0,-0.5 L4.0,-0.5 A 3.5,3.5 0 0 0 '
'7.5,-4.0 L6.5,-4.0 A 2.5,2.5 0 0 1 4.0,-1.5 L1.0,-1.5 z" '
'fill="#000000" />'
),
(
'<path d="M4.5,-4.0 A 0.5,0.5 0 0 0 3.5,-4.0 '
'A 0.5,0.5 0 0 0 4.5,-4.0 z" fill="#000000" />'
),
(
'<path d="M0.5,-3.5 L1.5,-3.5 L1.5,-4.5 L0.5,-4.5 L0.5,-3.5 z" '
'fill="#000000" />'
),
]
)示例2: draw
# 需要导入模块: from canoepaddle import Pen [as 别名]
# 或者: from canoepaddle.Pen import move_forward [as 别名]
def draw():
p = Pen()
# Draw sine waves in various widths.
for width in [0.01, 0.1, 0.3, 0.5, 0.8, 1.0]:
p.stroke_mode(width)
func = sine_func_factory(
amplitude=1.0,
frequency=4 / math.pi,
phase=0,
)
p.parametric(
func,
start=0,
end=10,
step=0.1,
)
# Next line.
p.turn_to(-90)
p.move_forward(1.0 + 2 * width)
return p.paper示例3: test_arc_segment_bounds
# 需要导入模块: from canoepaddle import Pen [as 别名]
# 或者: from canoepaddle.Pen import move_forward [as 别名]
def test_arc_segment_bounds():
# Arc which occupies its entire circle.
p = Pen()
p.fill_mode()
p.move_to((1, 0))
p.turn_to(90)
p.arc_left(359, 1)
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(-1, -1, 1, 1)
)
# Arc which pushes the boundary only with the endpoints.
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(30)
p.move_forward(1)
p.turn_left(90)
p.arc_left(30, center=(0, 0))
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(0.5, 0.5, sqrt3 / 2, sqrt3 / 2)
)
# Arc which pushes the boundary with the middle in one spot.
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(-45)
p.move_forward(1)
p.turn_left(90)
p.arc_left(90, center=(0, 0))
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(sqrt2 / 2, -sqrt2 / 2, 1, sqrt2 / 2)
)
# Arc which goes right.
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(45)
p.arc_right(90, 3)
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(0, 0, 3 * sqrt2, 3 - 1.5 * sqrt2)
)
# Arc which pushes the boundary with the middle in two spots.
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(-45)
p.move_forward(1)
p.turn_left(90)
p.arc_left(180, center=(0, 0))
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(-sqrt2 / 2, -sqrt2 / 2, 1, 1)
)
# Half circle, right side
p = Pen()
p.fill_mode()
p.move_to((0, 0))
p.turn_to(0)
p.arc_right(180, 5)
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(0, -10, 5, 0)
)
# Thick circle,
p = Pen()
p.stroke_mode(1.0)
p.move_to((0, 0))
p.turn_to(0)
p.move_forward(5)
p.turn_left(90)
p.arc_left(180, 5, start_slant=45)
arc = p.last_segment()
assert_equal(
arc.bounds(),
Bounds(-5.5, -0.5314980314970469, 5.5, 5.5)
)示例4: Pen
# 需要导入模块: from canoepaddle import Pen [as 别名]
# 或者: from canoepaddle.Pen import move_forward [as 别名]
from canoepaddle import Pen
p = Pen()
p.fill_mode('green')
p.move_to((0, 0))
p.turn_to(0)
radius = 0.01
for _ in range(200):
p.circle(radius)
p.turn_left(20)
new_radius = radius * 1.05
p.move_forward(radius + new_radius)
radius = new_radius
print(p.paper.format_svg())