Python-Projects/snake_game.py at master · arsh939/Python-Projects · GitHub

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import random
import time
from tkinter import *


class Snake(Tk):
    def __init__(self,*arge,**kwargs):
        Tk.__init__(self,*arge,**kwargs)
        self.initialSetup()

    def initialSetup(self):
        self.base=Canvas(self,width=500,height=500)
        self.base.pack(padx=10,pady=10)
        self.snake=self.base.create_rectangle(1,1,21,21,fill="DodgerBlue2")
        self.score=0
        self.scoreDisplay=Label(self,text="Score:{}".format(self.score),font=('arial',20,'bold'))
        self.scoreDisplay.pack(anchor='n')
        self.length=3
        self.target=None
        self.gameStatus=1
        self.x=20
        self.y=0
        self.bodycoords=[(0,0)]
        self.bind('<Any-KeyPress>',self.linkKeys)
        return

    def check_snake_coords(self):
        self.base.move(self.snake,self.x,self.y)
        i,j,ii,jj=self.base.coords(self.snake)
        if i<=0 or j<=0 or ii>=500 or jj>=500:
            self.x=0
            self.y=0
            #gameover
            self.base.create_text(220,220,text="GAME OVER",font=('arial',40,'bold'),fill='red')
            self.gameStatus=0
        return

    def move_snake(self):
        i,j,ii,jj=self.base.coords(self.snake)
        ii=(ii-((ii-i)/2))
        jj=(jj-((jj-j)/2))
        self.bodycoords.append((ii,jj))
        self.base.delete('snakebody')
        if len(self.bodycoords)>=self.length:
            self.bodycoords=self.bodycoords[-self.length:]
        self.base.create_line(tuple(self.bodycoords),tag='snakebody',width=20,fill="DodgerBlue2")
        return

    def food(self):
        if self.target==None:
            a=random.randint(20,480)
            b=random.randint(20,480)
            self.target=self.base.create_oval(a,b,a+20,b+20,fill='red',tag='food')
            #print(self.base.coords(self.target))
        if self.target:
            #print(self.base.coords(self.target))
            i,j,ii,jj=self.base.coords(self.target)
            #time.sleep(0.1)
            if len(self.base.find_overlapping(i,j,ii,jj))!=1:
                self.base.delete("food")
                self.target=None
                self.updateScore()
                self.length+=1
            return

    def updateScore(self):
        self.score+=1
        self.scoreDisplay['text']="Score : {}".format(self.score)
        return

    def linkKeys(self,event=None):
        pressedkey=event.keysym
        if pressedkey=='Left':
            self.x=-20
            self.y=0

        elif pressedkey=='Up':
            self.x=0
            self.y=-20

        elif pressedkey=='Right':
            self.x=20
            self.y=0

        elif pressedkey=='Down':
            self.x=0
            self.y=20

        else:
            pass
        return

    def manage(self):
        if(self.gameStatus==0):
            return
        self.check_snake_coords()
        self.move_snake()
        self.food()

        return

snakeobj=Snake(className="Snake Game")
while True:
    snakeobj.update()
    snakeobj.update_idletasks()
    snakeobj.manage()
    time.sleep(0.4)