本文整理汇总了Python中matplotlib.lines.Line2D.draw方法的典型用法代码示例。如果您正苦于以下问题：Python Line2D.draw方法的具体用法？Python Line2D.draw怎么用？Python Line2D.draw使用的例子？那么恭喜您, 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.lines.Line2D的用法示例。
在下文中一共展示了Line2D.draw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: draw
# 需要导入模块: from matplotlib.lines import Line2D [as 别名]
# 或者: from matplotlib.lines.Line2D import draw [as 别名]
def draw(self, renderer):
x, y = self.get_data()
if len(x) == 2 or len(y) == 2:
xlim = self.axes.get_xlim()
ylim = self.axes.get_ylim()
x0, y0 = x[0], y[0]
x1, y1 = x[1], y[1]
if x0 == x1: # vertical
x, y = (x0, x0), ylim
elif y0 == y1: # horizontal
x, y = xlim, (y0, y0)
else:
# coeff != 0
coeff = float(y1 - y0) / (x1 - x0)
minx = (ylim[0] - y0) / coeff + x0
maxx = (ylim[1] - y0) / coeff + x0
miny = coeff * (xlim[0] - x0) + y0
maxy = coeff * (xlim[1] - x0) + y0
if coeff > 0:
x = max(minx, xlim[0]), min(maxx, xlim[1])
y = max(miny, ylim[0]), min(maxy, ylim[1])
else:
x = max(maxx, xlim[0]), min(minx, xlim[1])
y = min(miny, ylim[1]), max(maxy, ylim[0])
self.set_data(x, y)
Line2D.draw(self, renderer)示例2: draw
# 需要导入模块: from matplotlib.lines import Line2D [as 别名]
# 或者: from matplotlib.lines.Line2D import draw [as 别名]
def draw(self, renderer):
"""Draw the line and arrowhead using the passed renderer.
"""
# if self._invalid:
# self.recache()
renderer.open_group('arrowline2d')
if not self._visible:
return
Line2D.draw(self, renderer)
if self._arrow is not None:
gc = renderer.new_gc()
self._set_gc_clip(gc)
gc.set_foreground(self._arrowedgecolor)
gc.set_linewidth(self._arrowedgewidth)
gc.set_alpha(self._alpha)
funcname = self.arrows.get(self._arrow, '_draw_nothing')
if funcname != '_draw_nothing':
tpath, affine = self._transformed_path\
.get_transformed_points_and_affine()
arrow_func = getattr(self, funcname)
arrow_func(renderer, gc, tpath, affine.frozen())
renderer.close_group('arrowline2d')