from manim import *
import numpy as np

class atomAbsorbsHeat(Scene):
    def get_sine_wave(self,dx=0):
        return FunctionGraph\
                (
                    lambda x: 0.1*np.sin((12*x+dx)),
                    color = YELLOW,
                    x_range=[-3, 3]
                )

    def construct(self):
        photon = self.get_sine_wave()
        d_theta = ValueTracker(0)
        def updateWave(func):
            func.become\
                    (
                        self.get_sine_wave(dx=d_theta.get_value())
                    )
            return func
        photon.add_updater(updateWave)
        photon.rotate(PI/2)

        nucleus = Circle(radius=0.5, color=RED, fill_opacity=1)

        electron = Circle(radius=0.1, color=BLUE, fill_opacity=1).shift(2*RIGHT) #next_to(nucleus,2*RIGHT)

        orbit1 = Circle(radius=2, color=BLUE_A,stroke_width=1)

        orbit2 = Circle(radius=3.3, color=BLUE_A, stroke_width=1)

        everything = VGroup(nucleus,orbit1,orbit2,electron,photon)

        self.play(FadeIn(everything))
        self.play(d_theta.animate.set_value(2*PI*-10))
        self.wait()