python程式碼 from tkinter import * #或者import tkinter as tk import math tk = Tk() #建構視窗名為tk tk.geometry('1200x400')#視窗 寬1200像素 tk.title("楊博凱python tkinter三角函數") canvas = Canvas(tk, width=1200, height=400, bg='purple') canvas.grid(row=0,column=0,padx=5,pady=5,columnspan=3) delay=10 # milliseconds, 1/1000秒 x1,y1,z1=0,200,10#python特徵,多變數=對等值 h=190 #上下範圍,相當於數學1到-1 def LH(): global x1, y1, z1#global全球,local當地 x2 = x1 + 1 #換到下個+1 y2=200 - h*math.sin(0.02*x2) z2=200 - h*math.cos(0.02*x2) L1=canvas.create_line(x1,y1,x2,y2,fill='red',width=10) L2=canvas.create_line(x1,z1,x2,z2,fill='yellow',width=10) if (x2