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- from tkinter import *
- import random
- import time
- 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()
-
-
-
- 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
-
- def draw(self):
- self.canvas.move(self.id,self.x,self.y)
- pos = self.canvas.coords(self.id)
- if pos[1] <= 0:
- self.y = 3
- if pos[3] >=self.canvas_height:
- self.y = -3
- 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
- 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()
- 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
- elif pos[2] >= self.canvas_width:
- self.x = 0
- def turn_left(self,evt):
- self.x = -2
- def turn_right(self,evt):
- self.x = 2
-
- tk = Tk()
- tk.title("Game")
- tk.resizable(0,0)
- tk.wm_attributes("-topmost",1)
- canvas = Canvas(tk,width=500,height=400,bd=0,highlightthickness=0)
- canvas.pack()
- tk.update()
- while 1:
- ball.draw()
- paddle.draw()
- tk.update_idletasks()
- tk.update()
- time.sleep(0.01)
复制代码
为什么会报错呢...
恩...你一定没好好听实例化部分
创建啊
- from tkinter import *
- import random
- import time
- 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()
-
-
-
- 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
-
- def draw(self):
- self.canvas.move(self.id,self.x,self.y)
- pos = self.canvas.coords(self.id)
- if pos[1] <= 0:
- self.y = 3
- if pos[3] >=self.canvas_height:
- self.y = -3
- 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
- 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()
- 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
- elif pos[2] >= self.canvas_width:
- self.x = 0
- def turn_left(self,evt):
- self.x = -2
- def turn_right(self,evt):
- self.x = 2
-
- tk = Tk()
- tk.title("Game")
- tk.resizable(0,0)
- tk.wm_attributes("-topmost",1)
- canvas = Canvas(tk,width=500,height=400,bd=0,highlightthickness=0)
- canvas.pack()
- tk.update()
- paddle = Paddle(canvas,'blue')
- ball = Ball(canvas,paddle,'red')
- while 1:
- ball.draw()
- paddle.draw()
- tk.update_idletasks()
- tk.update()
- time.sleep(0.01)
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