Aug-13-2018, 05:14 AM
So with some help I wrote this simple Snake game in Python using Pygame. It works in it's current state with no errors that I could find. I was wondering if anyone had some ideas to refine the code or any ideas to make the game better, I'd love to hear them.
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import pygameimport sysimport randomimport timepygame.init()class Snake(): def __init__(self): self.position = [100,50] self.body = [[100,50],[90,50],[80,50]] self.direction = "RIGHT" def changeDirTo(self,dir): if dir=="RIGHT" and not self.direction=="LEFT": self.direction = "RIGHT" elif dir=="LEFT" and not self.direction=="RIGHT": self.direction = "LEFT" elif dir=="UP" and not self.direction=="DOWN": self.direction = "UP" elif dir=="DOWN" and not self.direction=="UP": self.direction = "DOWN" def move(self,foodPos): if self.direction == "RIGHT": self.position[0] = self.position[0] + 10 elif self.direction == "LEFT": self.position[0] = self.position[0] - 10 elif self.direction == "UP": self.position[1] = self.position[1] - 10 elif self.direction == "DOWN": self.position[1] = self.position[1] + 10 self.body.insert(0,list(self.position)) if self.position == foodPos: return 1 else: self.body.pop() return 0 def move_Right(self): self.position[0] = self.position[0] + 10 def move_Left(self): self.position[0] = self.position[0] - 10 def move_Up(self): self.position[0] = self.position[1] - 10 def move_Down(self): self.position[0] = self.position[1] + 10 def checkCollision(self): if self.position[0] > 490 or self.position[0] < 10: return 1 elif self.position[1] > 500 or self.position[1] < 10: return 1 for bodyPart in self.body[1:]: if self.position == bodyPart: return 1 return 0 def getHeadPosition(self): return self.position def getBody(self): return self.bodyclass FoodSpawn(): def __init__(self): self.position = [random.randint(4,46)*10,random.randint(4,46)*10] self.isFoodOnScreen = True def spawnFood(self): if self.isFoodOnScreen == False: self.position = [random.randrange(4,46)*10,random.randrange(4,46)*10] self.isFoodOnScreen = True return self.position def setFoodOnScreen(self,b): self.isFoodOnScreen = bwindow = pygame.display.set_mode((500 + 20,500 + 20))pygame.display.set_caption("Snake Game")fps = pygame.time.Clock()score = 0snake = Snake()foodSpawner = FoodSpawn()def gameOver(): font = pygame.font.SysFont('Candara', 30) score_text = font.render("Congrats you got " + str(score) + " points!",4,(255,0,0)) window.blit(score_text,(100,250)) pygame.display.flip() time.sleep(3) pygame.quit() sys.exit()while True: for event in pygame.event.get(): if event.type == pygame.QUIT: gameOver() pressed = pygame.key.get_pressed() if pressed[pygame.K_RIGHT]: snake.changeDirTo('RIGHT') elif pressed[pygame.K_LEFT]: snake.changeDirTo('LEFT') elif pressed[pygame.K_UP]: snake.changeDirTo('UP') elif pressed[pygame.K_DOWN]: snake.changeDirTo('DOWN') elif pressed[pygame.K_ESCAPE]: gameOver() foodPos = foodSpawner.spawnFood() if(snake.move(foodPos)==1): score+=1 foodSpawner.setFoodOnScreen(False) window.fill(pygame.Color(225,225,225)) for x in range(0, 510, 10): pygame.draw.rect(window, (0,0,225), [x, 0, 10, 10]) pygame.draw.rect(window, (0,0,225), [x, 510, 10, 10]) for x in range(0, 510, 10): pygame.draw.rect(window, (0,0,225), [0, x, 10, 10]) pygame.draw.rect(window, (0,0,225), [510, x, 10, 10]) for pos in snake.getBody(): pygame.draw.rect(window,pygame.Color(0,225,0),pygame.Rect(pos[0],pos[1],10,10)) pygame.draw.rect(window,pygame.Color(225,0,0),pygame.Rect(foodPos[0],foodPos[1],10,10)) if(snake.checkCollision()==1): gameOver() pygame.display.set_caption("Snake | Score: " + str(score)) pygame.display.flip() fps.tick(20)pygame.quit() |
