本文整理汇总了Python中matplotlib.bezier.get_cos_sin方法的典型用法代码示例。如果您正苦于以下问题：Python bezier.get_cos_sin方法的具体用法？Python bezier.get_cos_sin怎么用？Python bezier.get_cos_sin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matplotlib.bezier的用法示例。
在下文中一共展示了bezier.get_cos_sin方法的2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: _extend_path
# 需要导入模块: from matplotlib import bezier [as 别名]
# 或者: from matplotlib.bezier import get_cos_sin [as 别名]
def _extend_path(self, path, mutation_size=10):
"""
Extend the path to make a room for drawing arrow.
"""
from matplotlib.bezier import get_cos_sin
x0, y0 = path.vertices[-2]
x1, y1 = path.vertices[-1]
cost, sint = get_cos_sin(x0, y0, x1, y1)
d = mutation_size * 1.
x2, y2 = x1 + cost*d, y1+sint*d
if path.codes is None:
_path = Path(np.concatenate([path.vertices, [[x2, y2]]]))
else:
_path = Path(np.concatenate([path.vertices, [[x2, y2]]]),
np.concatenate([path.codes, [Path.LINETO]]))
return _path 示例2: transmute
# 需要导入模块: from matplotlib import bezier [as 别名]
# 或者: from matplotlib.bezier import get_cos_sin [as 别名]
def transmute(self, path, mutation_size, linewidth):
if self.scaleA is None:
scaleA = mutation_size
else:
scaleA = self.scaleA
if self.scaleB is None:
scaleB = mutation_size
else:
scaleB = self.scaleB
vertices_list, codes_list = [], []
if self.bracketA:
x0, y0 = path.vertices[0]
x1, y1 = path.vertices[1]
cos_t, sin_t = get_cos_sin(x1, y1, x0, y0)
verticesA, codesA = self._get_bracket(x0, y0, cos_t, sin_t,
self.widthA * scaleA,
self.lengthA * scaleA)
vertices_list.append(verticesA)
codes_list.append(codesA)
vertices_list.append(path.vertices)
codes_list.append(path.codes)
if self.bracketB:
x0, y0 = path.vertices[-1]
x1, y1 = path.vertices[-2]
cos_t, sin_t = get_cos_sin(x1, y1, x0, y0)
verticesB, codesB = self._get_bracket(x0, y0, cos_t, sin_t,
self.widthB * scaleB,
self.lengthB * scaleB)
vertices_list.append(verticesB)
codes_list.append(codesB)
vertices = np.concatenate(vertices_list)
codes = np.concatenate(codes_list)
p = Path(vertices, codes)
return p, False