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main.py
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main.py
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# snake game in python
import pygame, sys, time, random
# check for initialising error
check_error = pygame.init()
if check_error[1] > 0:
print("(!) Had {0} initializing errors, exiting...".format(check_error[1]))
sys.exit(-1)
else:
print("(+) PyGame successfully initialized")
clock = pygame.time.Clock()
# Play Surface
playSurface = pygame.display.set_mode((720, 460))
pygame.display.set_caption('Snako')
#time.sleep(5)
# Colors
red = pygame.Color(255,0,0)#gameOver
green = pygame.Color(0,255,0)#Snake
black = pygame.Color(0,0,0)#Score
white = pygame.Color(255,255,255)#background
brown = pygame.Color(162,42,42)#food
gray = pygame.Color(190,190,190)#button
# FPS Controller
fpsController = pygame.time.Clock()
# Important Variables
score = 0
def text_objects(text ,font,color):
textSurf = font.render(text,True,color)
return textSurf,textSurf.get_rect()
def button(x,y,w,h,ac,ic,msg,action=None):
mouse = pygame.mouse.get_pos()
click = pygame.mouse.get_pressed()
if x+w > mouse[0] > x and y+h > mouse[1] > y:
pygame.draw.rect(playSurface,ac,(x,y,w,h))
if click[0] ==1 and action != None:
action()
else:
pygame.draw.rect(playSurface,ic,(x,y,w,h))
smallText = pygame.font.SysFont('comicsansms',30)
TextSurf,TextRect = text_objects(msg,smallText,black)
TextRect.center =((x+(w/2)),(y+(h/2)))
playSurface.blit(TextSurf,TextRect)
def quitgame():
pygame.quit()
quit()
#Game Over Function
def gameOver():
#gameover = True
myFont = pygame.font.SysFont('comicsansms', 92)
GOsurf = myFont.render('Game Over!', True, black)
GOrect = GOsurf.get_rect()
GOrect.midtop = (360,15)
playSurface.blit(GOsurf, GOrect)
#showScore(0)
button(230,400,140,40,white,gray,"RESTART",game_loop)
button(400,400,100,40,white,gray,"QUIT",quitgame)
pygame.display.flip()
clock.tick(15)
# score function
def showScore(choice=1):
sFont = pygame.font.SysFont('comicsansms', 30)
Ssurf = sFont.render('Score : {0}'.format(score), True, black)
Srect = Ssurf.get_rect()
if choice == 1:
Srect.midtop = (100, 10)
else:
Srect.midtop = (360, 150)
playSurface.blit(Ssurf, Srect)
def game_intro():
intro = True
while intro:
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
quit()
bg = pygame.image.load("backk.jpg")
playSurface.blit(bg,(0,0))
largeText = pygame.font.SysFont('comicsansms',100)
TextSurf, TextRect = text_objects("Snako", largeText,black)
TextRect.center = ((360),(220))
playSurface.blit(TextSurf, TextRect)
button(230,300,140,60,white,gray,"PLAY",game_loop)
button(400,300,140,60,white,gray,"QUIT",quitgame)
pygame.display.update()
clock.tick(15)
#Main Logic Of Game
def game_loop():
# global changeTo
# global direction
#global foodPos
#global foodSpawn
#global snakePos
global score
snakePos = [100,50]
snakeBody = [[100,50],[90,50],[80,50]] #,[70,50],[60,50],[50,50],[40,50],[30,50],[20,50]
foodPos = [random.randrange(1,72)*10, random.randrange(1,46)*10]
foodSpawn = True
direction = 'RIGHT'
changeTo = direction
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_RIGHT or event.key == ord('d'):
changeTo = 'RIGHT'
if event.key == pygame.K_LEFT or event.key == ord('a'):
changeTo = 'LEFT'
if event.key == pygame.K_UP or event.key == ord('w'):
changeTo = 'UP'
if event.key == pygame.K_DOWN or event.key == ord('s'):
changeTo = 'DOWN'
if event.key == pygame.K_ESCAPE:
pygame.event.post(pygame.event.Event(pygame.QUIT))
# Validation of direction
if changeTo == 'RIGHT' and not direction == 'LEFT':
direction = 'RIGHT'
if changeTo == 'LEFT' and not direction == 'RIGHT':
direction = 'LEFT'
if changeTo == 'UP' and not direction == 'DOWN':
direction = 'UP'
if changeTo == 'DOWN' and not direction == 'UP':
direction = 'DOWN'
if direction == 'RIGHT':
snakePos[0] += 10
if direction == 'LEFT':
snakePos[0] -= 10
if direction == 'UP':
snakePos[1] -= 10
if direction == 'DOWN':
snakePos[1] += 10
# snake bodyh mechanism
bg = pygame.image.load("game.jpg")
playSurface.blit(bg,(0,0))
snakeBody.insert(0, list(snakePos))
if snakePos[0] == foodPos[0] and snakePos[1] == foodPos[1]:
score+=10
foodSpawn = False
else:
snakeBody.pop()
if foodSpawn == False:
foodPos = [random.randrange(1, 72) * 10, random.randrange(1, 46) * 10]
foodSpawn = True
for pos in snakeBody:
pygame.draw.rect(playSurface,brown,pygame.Rect(pos[0], pos[1],10,10))
pygame.draw.rect(playSurface, brown, pygame.Rect(foodPos[0], foodPos[1], 10, 10))
if snakePos[0] > 710 or snakePos[0] < 0:
gameOver()
if snakePos[1] > 450 or snakePos[1] < 0:
gameOver()
for block in snakeBody[1:]:
if snakePos[0] == block[0] and snakePos[1] == block[1]:
gameOver()
showScore()
pygame.display.flip()
fpsController.tick(10)
game_intro()
game_loop()