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用python自带Tkinter模块写一个弹球小游戏

效果图：

开发环境：

python 2.7.13

开发所需模块：

• Tkinter
• time
• random
• winsound

代码如下：

# -*- coding: utf-8 -*-from Tkinter import *import randomimport timeimport winsoundover_sound = 'over.wav'#小球的类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() #获取画布当前的高度        self.canvas_width = self.canvas.winfo_width()        self.hit_bottom = False    #判断是否碰撞函数    def hit_paddle(self,pos):        paddle_pos = self.canvas.coords(self.paddle.id)        if pos[2] >= paddle_pos[0] and pos[0] <= paddle_pos[2]:            if pos[3] >= paddle_pos[1] and pos[3] <= paddle_pos[3]:                return True        return False    #绘制和移动判断函数    def draw(self):        self.canvas.move(self.id,self.x,self.y)        pos = self.canvas.coords(self.id) #coords返回当前ID对象的位置列表[x1,y1,x2,y2]        if pos[1]<=0 :            self.y = 3        if pos[3]>=self.canvas_height:            self.hit_bottom = True        if self.hit_paddle(pos) == True:            self.y = -3        if pos[0]<= 0:            self.x = 3        if pos[2] >= self.canvas_width:            self.x = -3#声明挡板的类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,200,300)        self.x=0        self.canvas_width = self.canvas.winfo_width()        #绑定按键事件和函数        self.canvas.bind_all('<KeyPress-Left>',self.turn_left)        self.canvas.bind_all('<KeyPress-Right>',self.turn_right)    def draw(self):        self.canvas.move(self.id,self.x,0)        pos = self.canvas.coords(self.id)        if pos[0] <= 0:            self.x = 0        if pos[2] >= self.canvas_width:            self.x = 0    def turn_left(self,evt):        self.x = -3    def turn_right(self,evt):        self.x= 3tk = Tk()tk.title("Game")tk.resizable(0,0)  #使创口的大小不可调整tk.wm_attributes("-topmost",1) #表示把包含画布的窗口放到其他窗口的前面canvas = Canvas(tk,width=500,height=400,bd=0,highlightthickness=0)#bd=0,highlightthickness=0确保在画布之外没有边框canvas.pack()tk.update()paddle = Paddle(canvas,'blue')ball = Ball(canvas,paddle,'red')#如果关闭游戏窗口会打印出错误信息，这是因为代码要强行从while里面跳出来，#Python觉得不爽while 1:        if ball.hit_bottom == False:        ball.draw()        paddle.draw()    elif ball.hit_bottom == True:        break    tk.update_idletasks()   #快一点把画布上的东西画出来    tk.update()    time.sleep(0.01)canvas.create_text(260,190,text='GAME OVER',font=('黑体',20))time.sleep(0.05)winsound.PlaySound(over_sound,winsound.SND_NODEFAULT)tk.mainloop()

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