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Preliminary end to chapter 3 animations

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This commit is contained in:
Grant Sanderson
2016-07-26 12:32:51 -07:00
parent fe218ec593
commit 983f895f11
7 changed files with 733 additions and 172 deletions
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18
mobject/tex_mobject.py
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@ -1,6 +1,6 @@
from vectorized_mobject import VMobject
from svg_mobject import SVGMobject, VMobjectFromSVGPathstring
from topics.geometry import Rectangle
from topics.geometry import BackgroundRectangle
from helpers import *
import collections
@ -103,21 +103,9 @@ class TexMobject(SVGMobject):
)
def add_background_rectangle(self, color = BLACK, opacity = 0.75):
self.rectangle = Rectangle(
color = color,
stroke_width = 0,
fill_opacity = opacity
)
self.rectangle.replace(self, stretch = True)
rect = BackgroundRectangle(self)
letters = VMobject(*self.submobjects)
self.submobjects = [self.rectangle, letters]
##Hacky stuff to fix later ...TODO
def rect_become_partial(mob, a, b):
return self.rectangle.set_fill(opacity = b*opacity)
self.rectangle.pointwise_become_partial = rect_become_partial
def rect_set_style_data(*args, **kwargs):
return self.rectangle #Do nothing
self.rectangle.set_style_data = rect_set_style_data
self.submobjects = [rect, letters]
return self
class TextMobject(TexMobject):