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snake.py
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snake.py
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import pygame
import random
SCREEN_WIDTH = 800
SCREEN_HEIGHT = 800
WHITE_COLOR = (255,255,255)
RED_COLOR = (255,0,0)
GREEN_COLOR = (0, 255, 0)
BLACK_COLOR = (0,0,0)
clock = pygame.time.Clock()
GAME_TITLE = "Snake Game"
pygame.font.init()
FONT = pygame.font.SysFont('comicsans', 75)
LEVEL_FONT = pygame.font.SysFont('comicsans', 40)
BUTTON_FONT = pygame.font.SysFont('comicsans', 20)
TICK_RATE = 30
MULTIPLE_FOODS = False
INVISIBLE_WALLS = False
def snake(snake, width, background):
for x,y in snake:
pygame.draw.rect(background, WHITE_COLOR, [x, y, width, width])
pygame.display.flip()
def score(points,background):
value = LEVEL_FONT.render("Your Score: " + str(points), True, GREEN_COLOR)
background.blit(value, [20, 20])
pygame.display.flip()
def replayMenu(background):
value = LEVEL_FONT.render("If you wanna replay press R, else press Q!", True, GREEN_COLOR)
background.blit(value, [20, 60])
pygame.display.flip()
def text_objects(text, font, color):
textSurface = font.render(text, True, color)
return textSurface, textSurface.get_rect()
class Menu:
def __init__(self,title,width, height):
self.title = title
self.width = width
self.height = height
self.game_screen = pygame.display.set_mode((width,height))
self.game_screen.fill(BLACK_COLOR)
pygame.display.set_caption(title)
def showMenu(self):
menuActive = True
startButtonX = 150
startButtonY = 50
optionButtonX = 150
optionButtonY = 150
endButtonX = 150
endButtonY = 250
buttonSizeX = 100
buttonSizeY = 50
mouse = [0,0]
while menuActive:
for event in pygame.event.get():
#print(event)
if event.type == pygame.QUIT:
pygame.quit()
quit()
if event.type == pygame.MOUSEBUTTONUP:
mouse = pygame.mouse.get_pos()
self.game_screen.fill(BLACK_COLOR)
pygame.draw.rect(self.game_screen, WHITE_COLOR, (startButtonX, startButtonY, buttonSizeX, buttonSizeY))
pygame.draw.rect(self.game_screen, WHITE_COLOR, (optionButtonX, optionButtonY, buttonSizeX, buttonSizeY))
pygame.draw.rect(self.game_screen, WHITE_COLOR, (endButtonX, endButtonY, buttonSizeX, buttonSizeY))
textSurf, textRect = text_objects("Start Game", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (startButtonX+(buttonSizeX/2)), (startButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
textSurf, textRect = text_objects("Options", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (optionButtonX+(buttonSizeX/2)), (optionButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
textSurf, textRect = text_objects("Close Game", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (endButtonX+(buttonSizeX/2)), (endButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
if startButtonX+buttonSizeX > mouse[0] > buttonSizeX and startButtonY+buttonSizeY > mouse[1] > buttonSizeY:
new_game = Game(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).run_game_loop()
menu = Menu(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).showMenu()
elif optionButtonX+buttonSizeX > mouse[0] > buttonSizeX and optionButtonY+buttonSizeY > mouse[1] > buttonSizeY:
pygame.display.quit()
menu = Menu('Options',SCREEN_WIDTH,SCREEN_HEIGHT).optionsMenu()
elif endButtonX+buttonSizeX > mouse[0] > buttonSizeX and endButtonY+buttonSizeY > mouse[1] > buttonSizeY:
pygame.quit()
quit()
pygame.display.update()
clock.tick(TICK_RATE)
def optionsMenu(self):
optionsActive = True
option1ButtonX = 150
option1ButtonY = 50
option2ButtonX = 150
option2ButtonY = 150
backButtonX = 150
backButtonY = 250
buttonSizeX = 150
buttonSizeY = 50
mouse = [0,0]
global INVISIBLE_WALLS
global MULTIPLE_FOODS
while optionsActive:
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
quit()
if event.type == pygame.MOUSEBUTTONUP:
mouse = pygame.mouse.get_pos()
self.game_screen.fill(BLACK_COLOR)
if INVISIBLE_WALLS:
pygame.draw.rect(self.game_screen, GREEN_COLOR, (option1ButtonX, option1ButtonY, buttonSizeX, buttonSizeY))
else:
pygame.draw.rect(self.game_screen, RED_COLOR, (option1ButtonX, option1ButtonY, buttonSizeX, buttonSizeY))
if MULTIPLE_FOODS:
pygame.draw.rect(self.game_screen, GREEN_COLOR, (option2ButtonX, option2ButtonY, buttonSizeX, buttonSizeY))
else:
pygame.draw.rect(self.game_screen, RED_COLOR, (option2ButtonX, option2ButtonY, buttonSizeX, buttonSizeY))
pygame.draw.rect(self.game_screen, WHITE_COLOR, (backButtonX, backButtonY, buttonSizeX, buttonSizeY))
textSurf, textRect = text_objects("Invisible Walls", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (option1ButtonX+(buttonSizeX/2)), (option1ButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
textSurf, textRect = text_objects("Multiple Food Items", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (option2ButtonX+(buttonSizeX/2)), (option2ButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
textSurf, textRect = text_objects("Back To Main Menu", BUTTON_FONT, BLACK_COLOR)
textRect.center = ( (backButtonX+(buttonSizeX/2)), (backButtonY+(buttonSizeY/2)) )
self.game_screen.blit(textSurf, textRect)
if option1ButtonX+buttonSizeX > mouse[0] > buttonSizeX and option1ButtonY+buttonSizeY > mouse[1] > buttonSizeY:
if INVISIBLE_WALLS:
INVISIBLE_WALLS = False
else:
INVISIBLE_WALLS = True
elif option2ButtonX+buttonSizeX > mouse[0] > buttonSizeX and option2ButtonY+buttonSizeY > mouse[1] > buttonSizeY:
if MULTIPLE_FOODS:
MULTIPLE_FOODS = False
else:
MULTIPLE_FOODS = True
elif backButtonX+buttonSizeX > mouse[0] > buttonSizeX and backButtonY+buttonSizeY > mouse[1] > buttonSizeY:
pygame.display.quit()
menu = Menu(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).showMenu()
mouse = [0,0]
pygame.display.update()
clock.tick(TICK_RATE)
class Game:
def __init__(self,title,width, height):
self.title = title
self.width = width
self.height = height
self.game_screen = pygame.display.set_mode((width,height))
self.game_screen.fill(BLACK_COLOR)
pygame.display.set_caption(title)
def run_game_loop(self):
is_game_over = False
direction = 0
prevDirection = 0
gameQuit = False
x = SCREEN_HEIGHT / 2
y = SCREEN_WIDTH / 2
snakeList = []
snakeWidth = 10
snakeSpeed = 1
snakeLength = 1
xPos = 0
yPos = 0
foodAmount = 1
foodList = []
foodX = random.randint(0, SCREEN_WIDTH - snakeWidth) // 10 * 10
foodY = random.randint(0, SCREEN_HEIGHT- snakeWidth) // 10 * 10
foodList.append([foodX,foodY])
snakeList.append([x,y])
global INVISIBLE_WALLS
global MULTIPLE_FOODS
while not gameQuit:
self.game_screen.fill(BLACK_COLOR)
score(snakeLength -1, self.game_screen)
replayMenu(self.game_screen)
for event in pygame.event.get():
if event.type == pygame.QUIT or (event.type == pygame.KEYDOWN and event.key == pygame.K_q):
gameQuit = True
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_r:
is_game_over = False
new_game = Game(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).run_game_loop()
clock.tick(TICK_RATE)
while not is_game_over:
for event in pygame.event.get():
if event.type == pygame.QUIT:
gameQuit = True
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_UP or event.key == pygame.K_w:
yPos = snakeWidth * -1
xPos = 0
elif event.key == pygame.K_RIGHT or event.key == pygame.K_d:
yPos = 0
xPos = snakeWidth
elif event.key == pygame.K_DOWN or event.key == pygame.K_s:
yPos = snakeWidth
xPos = 0
elif event.key == pygame.K_LEFT or event.key == pygame.K_a:
yPos = 0
xPos = snakeWidth * -1
self.game_screen.fill(BLACK_COLOR)
for fx, fy in foodList:
pygame.draw.rect(self.game_screen, RED_COLOR, [fx, fy, snakeWidth, snakeWidth])
score(snakeLength - 1, self.game_screen)
x += xPos * snakeSpeed
y += yPos * snakeSpeed
snakeHead = []
snakeHead.append(x)
snakeHead.append(y)
snakeList.insert(0, snakeHead)
if len(snakeList) > snakeLength:
del snakeList[-1]
for item in snakeList[1:]:
if snakeHead == item:
is_game_over = True
if INVISIBLE_WALLS:
if x <= 0:
x = SCREEN_WIDTH
elif y <= 0:
y = SCREEN_HEIGHT
elif x >= SCREEN_WIDTH:
x = 0
elif y >= SCREEN_HEIGHT:
y = 0
else:
if x <= 0 or y <= 0 or x >= SCREEN_WIDTH or y >= SCREEN_HEIGHT:
is_game_over = True
snake(snakeList, snakeWidth, self.game_screen)
for fx, fy in foodList:
if (x >= fx - 10 and x <= fx + 10 ) and (y >= fy -10 and y <= fy+10):
foodList.remove([fx,fy])
if MULTIPLE_FOODS:
foodAmount = random.randint(1,3)
if len(foodList) > 2:
foodAmount = 0
else:
foodAmount = 1
for i in range(foodAmount):
fx = random.randint(0, SCREEN_WIDTH - snakeWidth) // 10 * 10
fy = random.randint(0, SCREEN_HEIGHT- snakeWidth) // 10 * 10
foodList.append([fx,fy])
snakeLength += 1
clock.tick(TICK_RATE)
#pygame.display.update()
pygame.init()
menu = Menu(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).showMenu()
#new_game = Game(GAME_TITLE,SCREEN_WIDTH,SCREEN_HEIGHT).run_game_loop()
#pygame.quit()
#quit()