Source :
import threading
import random
import os.path
from tkinter import *
WIDTH = 500
HEIGHT = 500
class Snake(Frame):
def __init__(self):
Frame.__init__(self)
self.master.title("Permainan ular. mn-belajarpython.blogspot.com")
self.grid()
frame1 = Frame(self)
frame1.grid()
self.canvas = Canvas(frame1, width = WIDTH, height = HEIGHT, bg ="white")
self.canvas.grid(columnspan = 3)
self.canvas.focus_set()
self.canvas.bind("<Button-1>", self.create)
self.canvas.bind("<Key>", self.create)
newGame = Button(frame1, text = "Permainan Baru", command = self.new_game)
newGame.grid(row = 1, column = 0, sticky = E)
self.score_label = Label(frame1)
self.score_label.grid(row = 1, column = 1)
self.high_score_label = Label(frame1)
self.high_score_label.grid(row = 1, column = 2)
self.new_game()
def new_game(self):
self.canvas.delete(ALL)
self.canvas.create_text(WIDTH/2,HEIGHT/2-50,text="selamat datang di game ular ini!"\
+ "\nklik window atau tekan salah satu tombol arah"
+ "\nuntuk memulai game ini..", tag="welcome_text")
rectWidth = WIDTH/25
rect1 = self.canvas.create_rectangle(WIDTH/2-rectWidth/2, HEIGHT/2-rectWidth/2, WIDTH/2+rectWidth/2\
, HEIGHT/2+rectWidth/2, outline="#dbf", fill="#dbf"\
, tag="rect1")
rect2 = self.canvas.create_rectangle(WIDTH/2-rectWidth/2, HEIGHT/2-rectWidth/2, WIDTH/2+rectWidth/2\
, HEIGHT/2+rectWidth/2, outline="#dbf", fill="#dbf"\
, tag="rect2")
rect3 = self.canvas.create_rectangle(WIDTH/2-rectWidth/2, HEIGHT/2-rectWidth/2, WIDTH/2+rectWidth/2\
, HEIGHT/2+rectWidth/2, outline="#dbf", fill="#dbf"\
, tag="rect3")
self.rectWidth = rectWidth
self.lastDirection = None
self.direction = None
self.started = False
self.game_over = False
self.score = 0
if (os.path.isfile("high_score.txt")):
scoreFile = open("high_score.txt")
self.high_score = int(scoreFile.read())
scoreFile.close()
else:
self.high_score = 0
self.high_score_label["text"] = "Score tertinggi: " + str(self.high_score)
self.rectangles = [rect1,rect2,rect3]
self.dot = None
self.move()
def create(self, event):
self.lastDirection = self.direction
if self.game_over == False:
if event.keycode == 38: #untuk linux nilai nya adalah 111
self.direction = "up"
elif event.keycode == 39: #untuk linux nilai nya adalah 114
self.direction = "right"
elif event.keycode == 40: #untuk linux nilai nya adalah 116
self.direction = "down"
elif event.keycode == 37: #untuk linux nilai nya adalah 113
self.direction = "left"
elif event.x < WIDTH/2 and HEIGHT/3 < event.y < HEIGHT-HEIGHT/3:
self.direction = "left"
elif event.x > WIDTH/2 and HEIGHT/3 < event.y < HEIGHT-HEIGHT/3:
self.direction= "right"
elif WIDTH/3 < event.x < WIDTH-WIDTH/3 and event.y < HEIGHT/2:
self.direction = "up"
elif WIDTH/3 < event.x < WIDTH-WIDTH/3 and event.y > HEIGHT/2:
self.direction= "down"
def first_movement(self):
w = self.rectWidth
self.canvas.delete("welcome_text")
if self.direction == "left":
self.canvas.move("rect1",-w,0)
self.canvas.after(100)
self.canvas.move("rect1",-w,0)
self.canvas.move("rect2",-w,0)
elif self.direction == "down":
self.canvas.move("rect1",0,w)
self.canvas.after(100)
self.canvas.move("rect1",0,w)
self.canvas.move("rect2",0,w)
elif self.direction == "right":
self.canvas.move("rect1",w,0)
self.canvas.after(100)
self.canvas.move("rect1",w,0)
self.canvas.move("rect2",w,0)
elif self.direction == "up":
self.canvas.move("rect1",0,-w)
self.canvas.after(100)
self.canvas.move("rect1",0,-w)
self.canvas.move("rect2",0,-w)
self.canvas.after(100)
def _move(self):
w = self.rectWidth
while True:
self.score_label["text"] = "Score: " + str(self.score)
if self.started == False and self.direction != None:
self.first_movement()
self.started = True
elif self.started == True and self.game_over == False:
if self.dot == None:
self.make_new_dot()
lock = threading.Lock()
lock.acquire()
endRect = self.rectangles.pop()
frontCoords = self.canvas.coords(self.rectangles[0])
endCoords = self.canvas.coords(endRect)
if self.direction == "left":
self.canvas.move(self.canvas.gettags(endRect), int(frontCoords[0]-endCoords[0])-w,\
int(frontCoords[1]-endCoords[1]))
elif self.direction == "down":
self.canvas.move(self.canvas.gettags(endRect), int(frontCoords[0]-endCoords[0]),\
int(frontCoords[1]-endCoords[1])+w)
elif self.direction == "right":
self.canvas.move(self.canvas.gettags(endRect), int(frontCoords[0]-endCoords[0])+w,\
int(frontCoords[1]-endCoords[1]))
elif self.direction == "up":
self.canvas.move(self.canvas.gettags(endRect), int(frontCoords[0]-endCoords[0]),\
int(frontCoords[1]-endCoords[1])-w)
self.canvas.after(100)
self.rectangles.insert(0, endRect)
lock.release()
self.check_bounds()
self.check_collide()
elif self.game_over == True:
break;
def move(self):
threading.Thread(target=self._move).start()
def make_new_dot(self):
if self.dot != None:
self.canvas.delete(self.dot)
self.dot = None
dotX = random.random()*(WIDTH-self.rectWidth*2) + self.rectWidth
dotY = random.random()*(HEIGHT-self.rectWidth*2) + self.rectWidth
self.dot = self.canvas.create_rectangle(dotX,dotY,dotX+self.rectWidth,dotY+self.rectWidth\
,outline="#ddd", fill="#ddd", tag="dot")
def grow(self):
w = self.rectWidth
lock = threading.Lock()
lock.acquire()
self.score += 100
endCoords = self.canvas.coords(self.rectangles[len(self.rectangles)-1])
thisTag = "rect" + str(len(self.rectangles) + 1)
x1 = int(endCoords[0])
y1 = int(endCoords[1])
x2 = int(endCoords[2])
y2 = int(endCoords[3])
if self.direction == "left":
x1 += w
x2 += w
elif self.direction == "right":
x1 -= w
x2 -= w
elif self.direction == "down":
y1 -= w
y2 -= w
elif self.direction == "up":
y1 += w
y2 += w
thisRect = self.canvas.create_rectangle(x1, y1, x2, y2, outline="#dbf",\
fill="#dbf", tag=thisTag)
self.rectangles.append(thisRect)
lock.release()
def check_bounds(self):
coordinates = self.canvas.coords(self.rectangles[0])
if len(coordinates) > 0:
if coordinates[0] < 0 or coordinates[1] < 0 or coordinates[2] > WIDTH\
or coordinates[3] > HEIGHT:
self.end_game()
def check_collide(self):
frontCoords = self.canvas.coords(self.rectangles[0])
overlapping = self.canvas.find_overlapping(frontCoords[0],frontCoords[1]\
,frontCoords[2],frontCoords[3])
for item in overlapping:
if item == self.dot:
#Snake collided with dot, grow snake and move dot
self.grow()
self.make_new_dot()
if item in self.rectangles[3:]:
#Snake has collided with its body, end game
self.end_game()
if (self.lastDirection == "left" and self.direction == "right") or\
(self.lastDirection == "right" and self.direction == "left") or\
(self.lastDirection == "up" and self.direction == "down") or\
(self.lastDirection == "down" and self.direction == "up"):
self.end_game()
def end_game(self):
self.game_over = True
self.canvas.create_text(WIDTH/2,HEIGHT/2,text="GAME OVER!")
if self.score > self.high_score:
scoreFile = open("high_score.txt", "w")
scoreFile.write(str(self.score))
scoreFile.close()
self.canvas.create_text(WIDTH/2,HEIGHT/2+20,text=\
"wew.... Kamu mendapatkan Score tinggi baru!")
Snake().mainloop()
Hasil :
