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SnakeGame.py
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SnakeGame.py
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import pygame
from Apple import Apple
from Snake import Snake
pygame.init()
pygame.mixer.init()
class SnakeGame:
__welcomeScreen = pygame.image.load("SnakeAssets/SnakeWelcomeScreen.png")
__gameScreen = pygame.image.load("SnakeAssets/SnakeBG.png")
__inGame = 0
__gameScore = 0
__gameOver = False
__displayWIDTH = 1200
__displayHEIGHT = 700
def __init__(self):
self.running = False
self.clock = None
self.screen = None
self.snake = None
self.apple = None
def run(self):
self.init()
Frames = 24
self.snake = Snake()
self.apple = Apple()
while self.running:
self.clock.tick(Frames)
self.update()
self.render()
self.events()
self.displayScore()
pygame.display.flip()
self.cleanUp()
def init(self):
self.screen = pygame.display.set_mode((self.__displayWIDTH, self.__displayHEIGHT))
pygame.display.set_caption("Snake")
windowIcon = pygame.image.load("SnakeAssets/WindowIcon.png").convert(self.screen)
pygame.display.set_icon(windowIcon)
self.clock = pygame.time.Clock()
self.running = True
if self.__inGame == 0:
self.screen.blit(self.__welcomeScreen, (0, 0))
self.__inGame += 1
def update(self):
self.events()
pressedKeys = pygame.key.get_pressed()
if self.__inGame == 1:
if pressedKeys[pygame.K_p]:
self.cleanUp()
self.screen.blit(self.__gameScreen, (0, 0))
self.__inGame += 1 # 2
def gameScoreMsg(self):
if 10 <= self.__gameScore < 50:
pygame.display.set_caption("Wow, you've got some skills!")
elif 50 <= self.__gameScore < 100:
pygame.display.set_caption("Who are you?!")
elif 100 <= self.__gameScore:
pygame.display.set_caption("I have no words for that score, Keep going!")
elif self.__gameScore == 0:
pygame.display.set_caption("Have fun!")
def displayScore(self):
scoreFont = pygame.font.Font("SnakeAssets/BungeeShade-Regular.ttf", 40)
scoreText = scoreFont.render(f"Score: {self.__gameScore}", False, (0, 80, 200))
gameOverText = scoreFont.render("Game Over!", False, (200, 0, 20))
x, y = 100, 625
if self.__inGame == 2:
self.screen.blit(scoreText, (x, y))
self.displayBestScore()
if self.__gameOver:
self.screen.blit(gameOverText, (self.__displayWIDTH // 2 - 150, self.__displayHEIGHT - 80))
def events(self):
for event in pygame.event.get():
if event.type == pygame.QUIT:
self.running = False
if self.__inGame == 2:
self.screen.fill(0)
self.gameScoreMsg()
self.screen.blit(self.__gameScreen, (0, 0))
self.snake.displaySnake(self.screen)
self.apple.displayApple(self.screen)
self.snake.followAlong()
if self.snake.checkForCollision():
self.__gameOver = True
pygame.mixer.music.load("SnakeAssets/GameOver.ogg")
pygame.mixer.music.play()
self.__inGame += 1 # 3
if self.snake.snakeAteApple(self.apple):
pygame.mixer.music.load("SnakeAssets/AppleEatingSound.ogg")
pygame.mixer.music.play()
self.apple.changeApplePosition()
self.__gameScore += 1
self.snake.addBodyPartToSnake()
def render(self):
if self.__gameOver is True:
pygame.display.set_caption("Game Over!")
font = pygame.font.Font("SnakeAssets/BungeeShade-Regular.ttf", 40)
gameOverText = font.render(f"Score: {self.__gameScore}", False, (173, 47, 49))
toRead = open("SnakeAssets/bestScore.txt", "r")
actualBestScore = int(toRead.readlines()[0])
if self.__gameScore > actualBestScore:
toWrite = open("SnakeAssets/bestScore.txt", "w")
toWrite.write(str(self.__gameScore))
actualBestScore = self.__gameScore
toWrite.close()
toRead.close()
bestScoreFont = pygame.font.Font("SnakeAssets/BungeeShade-Regular.ttf", 40)
bestScoreText = bestScoreFont.render(f"Best Score: {actualBestScore}", False, (173, 47, 50))
askForRestartOrQuitFont = pygame.font.Font("SnakeAssets/BungeeShade-Regular.ttf", 40)
askForRestartOrQuit = askForRestartOrQuitFont.render("Press 'R' to Restart or 'Q' to Quit", False,
(173, 47, 55))
self.screen.blit(gameOverText, (self.__displayWIDTH // 2 - 120, self.__displayHEIGHT // 2 - 150))
self.screen.blit(bestScoreText, (self.__displayWIDTH // 2 - 200, self.__displayHEIGHT // 2 - 100))
self.screen.blit(askForRestartOrQuit, (self.__displayWIDTH // 2 - 450, self.__displayHEIGHT // 2 - 50))
self.checkForRestart()
pygame.display.flip()
def cleanUp(self):
self.screen.fill(10)
def displayBestScore(self):
toRead = open("SnakeAssets/bestScore.txt", "r")
actualBestScore = int(toRead.readlines()[0])
if self.__gameScore > actualBestScore:
toWrite = open("SnakeAssets/bestScore.txt", "w")
toWrite.write(str(self.__gameScore))
actualBestScore = self.__gameScore
toWrite.close()
toRead.close()
bestScoreFont = pygame.font.Font("SnakeAssets/BungeeShade-Regular.ttf", 40)
bestScoreText = bestScoreFont.render(f"Best: {actualBestScore}", False, (0, 80, 200))
self.screen.blit(bestScoreText, (880, 625))
def checkForRestart(self):
pressedKeys = pygame.key.get_pressed()
if pressedKeys[pygame.K_r]:
newGame = SnakeGame()
newGame.run()
if pressedKeys[pygame.K_q]:
self.running = False
if __name__ == "__main__":
game = SnakeGame()
game.run()