def add_title(self, title, scale_factor=1.5, animate=False):
"""
Adds a title, after scaling it, adding a background rectangle,
moving it to the top and adding it to foreground_mobjects adding
it as a local variable of self. Returns the Scene.
Parameters
----------
title (str,TexMobject,TextMobject)
What the title should be.
scale_factor (int,float=1.5)
How much the title should be scaled by.
animate (bool=False)
Whether or not to animate the addition.
Returns
-------
LinearTransformationScene
The scene with the title added to it.
"""
if not isinstance(title, Mobject):
title = TextMobject(title).scale(scale_factor)
title.to_edge(UP)
title.add_background_rectangle()
if animate:
self.play(Write(title))
self.add_foreground_mobject(title)
self.title = title
return self
def add_title(self, title, scale_factor=1.5, animate=False):
if not isinstance(title, Mobject):
title = TextMobject(title).scale(scale_factor)
title.to_edge(UP)
title.add_background_rectangle()
if animate:
self.play(Write(title))
self.add(title)
self.title = title
return self
def add_title(self, title, scale_factor=1.5, animate=False):
if not isinstance(title, Mobject):
title = TextMobject(title).scale(scale_factor)
title.to_edge(UP)
title.add_background_rectangle()
if animate:
self.play(Write(title))
self.add_foreground_mobject(title)
self.title = title
return self
def get_det_text(matrix, determinant=None, background_rect=False, initial_scale_factor=2):
parens = TexMobject("(", ")")
parens.scale(initial_scale_factor)
parens.stretch_to_fit_height(matrix.get_height())
l_paren, r_paren = parens.split()
l_paren.next_to(matrix, LEFT, buff=0.1)
r_paren.next_to(matrix, RIGHT, buff=0.1)
det = TextMobject("det")
det.scale(initial_scale_factor)
det.next_to(l_paren, LEFT, buff=0.1)
if background_rect:
det.add_background_rectangle()
det_text = VGroup(det, l_paren, r_paren)
if determinant is not None:
eq = TexMobject("=")
eq.next_to(r_paren, RIGHT, buff=0.1)
result = TexMobject(str(determinant))
result.next_to(eq, RIGHT, buff=0.2)
det_text.add(eq, result)
return det_text
def get_det_text(matrix, determinant=None, background_rect=False, initial_scale_factor=2):
parens = TexMobject("(", ")")
parens.scale(initial_scale_factor)
parens.stretch_to_fit_height(matrix.get_height())
l_paren, r_paren = parens.split()
l_paren.next_to(matrix, LEFT, buff=0.1)
r_paren.next_to(matrix, RIGHT, buff=0.1)
det = TextMobject("det")
det.scale(initial_scale_factor)
det.next_to(l_paren, LEFT, buff=0.1)
if background_rect:
det.add_background_rectangle()
det_text = VGroup(det, l_paren, r_paren)
if determinant is not None:
eq = TexMobject("=")
eq.next_to(r_paren, RIGHT, buff=0.1)
result = TexMobject(str(determinant))
result.next_to(eq, RIGHT, buff=0.2)
det_text.add(eq, result)
return det_text
