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added synonym for number line labels

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Ben Hambrecht 2018-02-22 23:02:54 +01:00
parent fd91761f89
commit d416890fbc
1 changed files with 4 additions and 23 deletions
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27
topics/number_line.py
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@ -120,6 +120,9 @@ class NumberLine(VMobject):
result.add(mob)
return result
def get_labels(self):
return self.get_number_mobjects()
def add_numbers(self, *numbers, **kwargs):
self.numbers = self.get_number_mobjects(
*numbers, **kwargs
@ -219,29 +222,7 @@ class Axes(VGroup):
return graph
def input_to_graph_point(self, x, graph):
if hasattr(graph, "underlying_function"):
return self.coords_to_point(x, graph.underlying_function(x))
else:
#binary search
lh, rh = 0, 1
while abs(lh - rh) > 0.001:
mh = np.mean([lh, rh])
hands = [lh, mh, rh]
points = map(graph.point_from_proportion, hands)
lx, mx, rx = map(self.x_axis.point_to_number, points)
if lx <= x and rx >= x:
if mx > x:
rh = mh
else:
lh = mh
elif lx <= x and rx <= x:
return points[2]
elif lx >= x and rx >= x:
return points[0]
elif lx > x and rx < x:
lh, rh = rh, lh
return points[1]
return self.coords_to_point(x, graph.underlying_function(x))
class ThreeDAxes(Axes):
CONFIG = {