def get_graph_label(
self,
graph,
label="f(x)",
x_val=None,
direction=consts.RIGHT,
buff=consts.MED_SMALL_BUFF,
color=None,
):
label = TexMobject(label)
color = color or graph.get_color()
label.set_color(color)
if x_val is None:
# Search from right to left
for x in np.linspace(self.x_max, self.x_min, 100):
point = self.input_to_graph_point(x, graph)
if point[1] < consts.FRAME_Y_RADIUS:
break
x_val = x
label.next_to(
self.input_to_graph_point(x_val, graph),
direction,
buff=buff
)
label.shift_onto_screen()
return label
def get_axis_label(self,
label_tex,
axis,
edge,
direction,
buff=consts.MED_SMALL_BUFF):
label = TexMobject(label_tex)
label.next_to(axis.get_edge_center(edge), direction, buff=buff)
label.shift_onto_screen(buff=consts.MED_SMALL_BUFF)
return label