python实现简单反弹球游戏

 from tkinter import* import time import random class Ball: def __init__(self,canvas,paddle,color): self.canvas = canvas self.paddle = paddle self.id = canvas.create_oval(10,10,25,25,fill=color) self.canvas.move(self.id,245,100) starts = [-3,-2,-1,1,2,3] random.shuffle(starts) self.x = starts[0] self.y = -3 self.canvas_height = self.canvas.winfo_height() self.canvas_width = self.canvas.winfo_width() self.hit_bottom = False def hit_paddle(self,pos): paddle_pos=self.canvas.coords(self.paddle.id) if pos[2]>=paddle_pos[0] and pos[0]=paddle_pos[1] and pos[3]<=paddle_pos[3]: return True return False def draw(self): self.canvas.move(self.id,self.x,self.y) pos = self.canvas.coords(self.id) if pos[1] = self.canvas_height: self.hit_bottom=True if self.hit_paddle(pos)==True: self.y=-4 if pos[0] = self.canvas_width: self.x = -4 class Paddle: def __init__(self,canvas,color): self.canvas = canvas self.id = canvas.create_rectangle(0,0,100,10,fill=color) self.canvas.move(self.id,200,400) self.x=0 self.canvas_width = self.canvas.winfo_width() canvas.bind_all('',self.turn_left) canvas.bind_all('',self.turn_right) self.hit_bottom = False def draw(self): self.canvas.move(self.id,self.x,0) pos = self.canvas.coords(self.id) if pos[0] = self.canvas_width: self.x = 0 def turn_left(self,evt): self.x=-7 def turn_right(self,evt): self.x=7 tk = Tk() tk.title("反弹吧！球球") #tk.resizable(0,0) tk.wm_attributes("-topmost",1) canvas = Canvas(tk,width=650,height=600,bd=0,highlightthickness=0) canvas.pack() tk.update() paddle=Paddle(canvas,'blue') ball = Ball(canvas,paddle,'red') while 1: if ball.hit_bottom==False: ball.draw() pa<p style="color:transparent">来源gao!daima.com搞$代!码网</p>ddle.draw() tk.update_idletasks() tk.update() time.sleep(0.01)