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Change axis defaults

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This commit is contained in:
Grant Sanderson 2020-07-22 18:16:34 -07:00
parent f31cf2e30f
commit dbe33f9382
1 changed files with 17 additions and 33 deletions
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50
from_3b1b/old/covid.py
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@ -231,29 +231,10 @@ class IntroducePlot(Scene):
def get_axes(self, width=12, height=6):
n_cases = len(CASE_DATA)
axes = Axes(
x_min=0,
x_max=n_cases,
x_axis_config={
"tick_frequency": 1,
"include_tip": False,
},
y_min=0,
y_max=25000,
y_axis_config={
"unit_size": 1 / 2500,
"tick_frequency": 1000,
"include_tip": False,
}
)
axes.x_axis.set_width(
width,
stretch=True,
about_point=axes.c2p(0, 0),
)
axes.y_axis.set_height(
height,
stretch=True,
about_point=axes.c2p(0, 0),
x_range=(0, n_cases),
y_range=(0, 25000, 1000),
width=width,
height=height,
)
axes.center()
axes.to_edge(DOWN, buff=LARGE_BUFF)
@ -289,18 +270,21 @@ class IntroducePlot(Scene):
axes.add(labels, extra_ticks)
# Adjust y ticks
axes.y_axis.tick_marks.stretch(0.5, 0)
axes.y_axis.tick_marks[0::5].stretch(2, 0)
axes.y_axis.ticks.stretch(0.5, 0)
axes.y_axis.ticks[0::5].stretch(2, 0)
# Add y_axis_labels
def get_y_labels(axes, y_values):
labels = VGroup()
for y in y_values:
label = TextMobject(f"{y}k")
label.set_height(0.25)
tick = axes.y_axis.tick_marks[y]
always(label.next_to, tick, LEFT, SMALL_BUFF)
labels.add(label)
try:
label = TextMobject(f"{y}k")
label.set_height(0.25)
tick = axes.y_axis.ticks[y]
always(label.next_to, tick, LEFT, SMALL_BUFF)
labels.add(label)
except IndexError:
pass
return labels
main_labels = get_y_labels(axes, range(5, 30, 5))
@ -311,7 +295,7 @@ class IntroducePlot(Scene):
tiny_labels = VGroup()
tiny_ticks = VGroup()
for y in range(200, 1000, 200):
tick = axes.y_axis.tick_marks[0].copy()
tick = axes.y_axis.ticks[0].copy()
point = axes.c2p(0, y)
tick.move_to(point)
label = Integer(y)
@ -378,8 +362,8 @@ class Thumbnail(IntroducePlot):
# self.add(title)
# self.add(subtitle)
title = TextMobject("How is ", "COVID-19\\\\", "currently growing?")
title[1].set_color(RED)
title = TextMobject("The early warning\\\\of ", "COVID-19\\\\")
title.set_color_by_tex("COVID", RED)
title.set_height(2.5)
title.to_edge(UP, buff=LARGE_BUFF)
self.add(title)