#coding:utf-8 from tkinter import * import random import time class Ball: #创建一个球类 def __init__(self, canvas, color): self.canvas = canvas self.id = canvas.create_oval(10, 10, 25, 25, fill=color) #返回刚好划小球的id，create_oval创建一个椭圆 self.canvas.move(self.id, 245, 100) #把椭圆移动到画布 starts = [-3, -2, -1, 1, 2, 3] random.shuffle(starts) #随机排列 self.x = starts[0] self.y = -3 self.canvas_height = self.canvas.winfo_height() #获取画布当前高度 self.canvas_width = self.canvas.winfo_width() #获取画布当前宽度 def draw(self): self.canvas.move(self.id, self.x, self.y) #让小球水平和垂直移动 pos = self.canvas.coords(self.id) #coords返回画布上画好的x和y坐标 #判断小球是否撞到画布顶部或者底部，保证小球反弹回去，不消失 if pos[1] <= 0: self.y = 3 if pos[3] >= self.canvas_height: self.y = -3 if pos[0] <= 0: self.x = 3 if pos[2] >= self.canvas_width: self.x = -3 tk = Tk() tk.title("Game") tk.resizable(0, 0) #窗口大小不可调整 tk.wm_attributes("-topmost", 1) #使画布窗口置于所有窗口之前 canvas = Canvas(tk,width=500, height=400, bd=0, highlightthickness=0) #bd和highlighttthickness是为了保证画布没有边框 canvas.pack() tk.update() #动画初始化 ballone = Ball(canvas, 'red') balltwo = Ball(canvas, 'blue') while 1: #画布一出现会马上消失，为了防止画布消失，用tkinter一直重画 ballone.draw() balltwo.draw() tk.update_idletasks() tk.update() time.sleep(0.01)
效果
参考：
https://blog.csdn.net/qq_23948283/article/details/51637406?utm_source=blogxgwz6