python3实现弹弹球小游戏

本文实例为大家分享了python3实现弹弹球小游戏的具体代码，供大家参考，具体内容如下

from tkinter import *
from tkinter import messagebox
import random
import time
from PIL import Image, ImageTk
import sys

class Game:
 def __init__(self):
   self.tk = Tk()
   self.times = 0
   sw = self.tk.winfo_screenwidth()
   sh = self.tk.winfo_screenheight()
   image = Image.open(r'02.jpg')
   background_image = ImageTk.PhotoImage(image)
   ww = background_image.width()
   wh = background_image.height()
   x = (sw-ww)/2
   y = (sh-wh)/2
   self.tk.geometry("％dx％d+％d+％d" ％ (ww, wh, x, y))
   self.tk.title('欢迎进入弹弹弹')
   background_label = Label(self.tk, image=background_image)
   background_label.place(x=0, y=0, relwidth=1, relheight=1)
   self.tk.resizable(False, False)
   self.tk.wm_attributes("-topmost", 1) # at top
   btn1 = Button(self.tk, text='减少难度', background='#FFFF67',
          activebackground='#3EC23B', command=self.test1)
   btn2 = Button(self.tk, text='增加难度', background='#FFFF67',
          activebackground='#3EC23B', command=self.test2)

btn1.place(x=380, y=10, width=80, height=30)
   btn2.place(x=500, y=10, width=80, height=30)
   self.canvas = Canvas(self.tk, width=500, height=400,
              bd=0, highlightthickness=0, background='#FFFFFF')
   self.canvas.place(x=190, y=90, width=500, height=400)

self.tk.update()
   self.xunhuan()

def xunhuan(self):
   try:
     paddle = Paddle(self.canvas, 'green', 100)
     ball = Ball(self.canvas, paddle, '#D11C43', 0)
     while True:
       if ball.hit_bottom == False:
         ball.draw()
         paddle.draw()
       else:
         b = messagebox.askyesno(
           '失败', message="您的分数为：" + str(ball.score)+"\n是否重新开始游戏?")
         if bool(b) is True:
           paddle.canvas.delete(paddle.id)
           self.sever()
         else:
           sys.exit()
       self.tk.update_idletasks()
       self.tk.update()
       time.sleep(0.01+self.times)
   except:
     sys.exit('游戏已退出!')

def sever(self):
   self.xunhuan()

def test1(self):
   self.times += 0.001

def test2(self):
   self.times -= 0.001

class Ball:
 def __init__(self, canvas, paddle, color, score):
   self.score = 0
   self.canvas = canvas
   self.paddle = paddle
   self.id = canvas.create_oval(
     20, 20, 35, 35, fill=color, outline='green')
   self.canvas.move(self.id, 245, 100)
   startx = [-3, -2, -1, 1, 2, 3]
   random.shuffle(startx)
   self.x = startx[0]
   self.y = -3
   self.canvas_height = self.canvas.winfo_height()
   self.canvas_width = self.canvas.winfo_width()
   self.hit_bottom = False
   b = messagebox.askyesno('game', '游戏是否开始?')
   if bool(b) is True:
     self.draw()
   else:
     sys.exit()

def draw(self):
   self.canvas.move(self.id, self.x, self.y)
   pos = self.canvas.coords(self.id)
   if pos[1] <= 0 or self.hit_paddle(pos) == True:
     self.y = -self.y
   if pos[0] <= 0 or pos[2] >= self.canvas_width:
     self.x = -self.x
   if pos[3] >= self.canvas_height:
     self.hit_bottom = True

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]:
       self.score += 1
       return True
   return False

class Paddle:
 def __init__(self, canvas, color, width):
   self.canvas = canvas
   self.id = canvas.create_rectangle(0, 0, width, 10, fill=color)
   self.x = 0
   self.y = 0
   self.canvas.move(self.id, 200, 300)
   self.canvas_width = self.canvas.winfo_width()
   self.canvas.bind_all("<Key-Left>", self.turn_left)
   self.canvas.bind_all("<Key-Right>", self.turn_right)

def draw(self):
   pos = self.canvas.coords(self.id)
   if pos[0] + self.x >= 0 and pos[2] + self.x <= self.canvas_width:
     self.canvas.move(self.id, self.x, 0)

def turn_left(self, event):
   self.x = -4

def turn_right(self, event):
   self.x = 4

def main():
 game = Game()

if __name__ == '__main__':
 main()

来源：https://blog.csdn.net/BO_0125/article/details/80921551