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Refactored tex_utils, and made TexMobject proper objects

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Grant Sanderson
2015-10-28 17:18:50 -07:00
parent 468d05d049
commit e97a8708a5
24 changed files with 598 additions and 587 deletions
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8
old_projects/complex_multiplication_article.py
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@ -195,7 +195,7 @@ class DrawComplexAngleAndMagnitude(Scene):
def draw_number(self, tex_representation, number):
point = self.plane.number_to_point(number)
dot = Dot(point)
label = tex_mobject(tex_representation)
label = TexMobject(tex_representation)
max_width = 0.8*self.plane.unit_to_spatial_width
if label.get_width() > max_width:
label.scale_to_fit_width(max_width)
@ -235,17 +235,17 @@ class DrawComplexAngleAndMagnitude(Scene):
# tex_parts = tex_representation.split("+")
# elif "-" in tex_representation:
# tex_parts = tex_representation.split("-")
# x_label, y_label = map(tex_mobject, tex_parts)
# x_label, y_label = map(TexMobject, tex_parts)
# for label in x_label, y_label:
# label.scale_to_fit_height(0.5)
# x_label.next_to(x_line, point[1]*DOWN/abs(point[1]))
# y_label.next_to(y_line, point[0]*RIGHT/abs(point[0]))
norm = np.linalg.norm(point)
brace = underbrace(ORIGIN, ORIGIN+norm*RIGHT)
brace = Underbrace(ORIGIN, ORIGIN+norm*RIGHT)
if point[1] > 0:
brace.rotate(np.pi, RIGHT)
brace.rotate(np.log(number).imag)
norm_label = tex_mobject("%.1f"%abs(number))
norm_label = TexMobject("%.1f"%abs(number))
norm_label.scale(0.5)
axis = OUT if point[1] > 0 else IN
norm_label.next_to(brace, rotate_vector(point, np.pi/2, axis))