贪吃蛇硬汉

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import pygame
import time
import random

# 初始化 Pygame
pygame.init()

# 定义颜色
white = (255, 255, 255)
yellow = (255, 255, 102)
black = (0, 0, 0)
red = (213, 50, 80)
green = (0, 255, 0)
blue = (50, 153, 213)

# 获取屏幕的宽度和高度，实现全屏
infoObject = pygame.display.Info()
dis_width = infoObject.current_w
dis_height = infoObject.current_h

# 创建全屏游戏窗口
dis = pygame.display.set_mode((dis_width, dis_height), pygame.FULLSCREEN)
pygame.display.set_caption('贪吃蛇游戏')

# 控制游戏帧率
clock = pygame.time.Clock()

# 蛇的每个方块的大小
snake_block = 10
# 增大食物的大小
food_block = 20
snake_speed = 15

# 定义字体样式
font_style = pygame.font.SysFont("bahnschrift", 25)
score_font = pygame.font.SysFont("comicsansms", 35)


def Your_score(score):
    value = score_font.render("你的分数: " + str(score), True, yellow)
    dis.blit(value, [0, 0])


def our_snake(snake_block, snake_list):
    for x in snake_list:
        # 将蛇的颜色改为红色
        pygame.draw.rect(dis, red, [x[0], x[1], snake_block, snake_block])


def message(msg, color):
    mesg = font_style.render(msg, True, color)
    dis.blit(mesg, [dis_width / 6, dis_height / 3])


def gameLoop():
    game_over = False
    game_close = False

    # 蛇的初始位置
    x1 = dis_width / 2
    y1 = dis_height / 2

    # 蛇每次移动的距离
    x1_change = 0
    y1_change = 0

    # 存储蛇的身体坐标
    snake_List = []
    Length_of_snake = 1

    # 食物的随机位置
    foodx = round(random.randrange(0, dis_width - food_block) / 10.0) * 10.0
    foody = round(random.randrange(0, dis_height - food_block) / 10.0) * 10.0

    while not game_over:

        while game_close == True:
            dis.fill(blue)
            message("你输了！按 Q-退出 或 C-重新开始", red)
            Your_score(Length_of_snake - 1)
            pygame.display.update()

            for event in pygame.event.get():
                if event.type == pygame.KEYDOWN:
                    if event.key == pygame.K_q:
                        game_over = True
                        game_close = False
                    if event.key == pygame.K_c:
                        gameLoop()

        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                game_over = True
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_LEFT:
                    x1_change = -snake_block
                    y1_change = 0
                elif event.key == pygame.K_RIGHT:
                    x1_change = snake_block
                    y1_change = 0
                elif event.key == pygame.K_UP:
                    y1_change = -snake_block
                    x1_change = 0
                elif event.key == pygame.K_DOWN:
                    y1_change = snake_block
                    x1_change = 0
                # 按 ESC 键退出全屏
                elif event.key == pygame.K_ESCAPE:
                    game_over = True

        # 判断蛇是否撞到边界
        if x1 >= dis_width or x1 < 0 or y1 >= dis_height or y1 < 0:
            game_close = True
        x1 += x1_change
        y1 += y1_change
        dis.fill(blue)
        # 绘制增大后的食物
        pygame.draw.rect(dis, green, [foodx, foody, food_block, food_block])
        snake_Head = []
        snake_Head.append(x1)
        snake_Head.append(y1)
        snake_List.append(snake_Head)
        if len(snake_List) > Length_of_snake:
            del snake_List[0]

        # 判断蛇是否撞到自己
        for x in snake_List[:-1]:
            if x == snake_Head:
                game_close = True

        our_snake(snake_block, snake_List)
        Your_score(Length_of_snake - 1)

        pygame.display.update()

        # 判断蛇是否吃到食物
        if (x1 < foodx + food_block and
                x1 + snake_block > foodx and
                y1 < foody + food_block and
                y1 + snake_block > foody):
            foodx = round(random.randrange(
                0, dis_width - food_block) / 10.0) * 10.0
            foody = round(random.randrange(
                0, dis_height - food_block) / 10.0) * 10.0
            # 每吃一个食物，蛇身体增长 100 长度（这里是 10 个方块，因为每个方块长度为 10）
            Length_of_snake += 100

        clock.tick(snake_speed)

    pygame.quit()
    quit()


gameLoop()