用Python寫了一個貪吃蛇大冒險小游戲

import sysimport timeimport pygamefrom random import *# Position類，通過其構(gòu)造函數(shù)，設(shè)置x和yclass Position(object):    def __init__(self, x, y):        self.x = x        self.y = y# 生成隨機的食物def new_food(head):    while True:        new_food = Position(randint(0, 48) * 20, randint(0, 29) * 20)        # 判斷新生成的事物是否和貪吃蛇蛇頭重合，重合則不創(chuàng)鍵        if new_food.x != head.x and new_food.y != head.y:            break        else:            continue    return new_food# 繪制，在窗體中繪制貪吃蛇、食物# color:顏色，position: 坐標(biāo)def rect(color, position):    pygame.draw.circle(window, color, (position.x, position.y), 10)# 初始界面和游戲中點差退出游戲時def exit_end():    pygame.quit()    quit()# 游戲結(jié)束時，顯示得分的窗體的設(shè)置def show_end():    # 設(shè)計窗口    # 定義窗口大小    small_window = pygame.display.set_mode((960, 600))    init_background = pygame.image.load("image/init_bgimg.jpg")    small_window.blit(init_background, (0, 0))    # 定義標(biāo)題    pygame.display.set_caption("貪吃蛇大冒險")    # 定義背景圖片    font = pygame.font.SysFont("simHei", 40)    fontsurf = font.render('游戲結(jié)束! 你的得分為: %s' % score, False, black)    small_window.blit(fontsurf, (250, 200))    pygame.display.update()    time.sleep(2)    pygame.quit()    sys.exit()# 正常模式死亡設(shè)置# head: 蛇頭， snake_body:蛇身def die_snake(head, snake_body):    # 定義標(biāo)志物，默認(rèn)為false，true時判定貪吃蛇碰到自己，死亡    die_flag = False    # 遍歷存放貪吃蛇位姿的列表，從第1個開始，(第0個位蛇頭)    for body in snake_body[1:]:        # 如果蛇頭的xy和蛇身xy相等，則判定相撞，設(shè)置flag為ture        if head.x == body.x and head.y == body.y:            die_flag = True    # 若蛇頭的xy在顯示窗體外，或flag為true，則顯示結(jié)束界面，并退出游戲    if head.x < 0 or head.x > 960 or head.y < 0 or head.y > 600 or die_flag:        pygame.mixer.music.stop()        show_end()# 正常模式主體設(shè)置def start_game():    # 定義存分?jǐn)?shù)的全局變量    global score    global color    color = (randint(10, 255), randint(10, 255), randint(10, 255))    # 定義存放玩家鍵盤輸入運動方向的變量，初始為向右    run_direction = "right"    # 定義貪吃蛇運動方向的變量，初始為玩家鍵入方向    run = run_direction    # 實例化蛇頭、蛇身、食物對象    head = Position(160, 160)    # 初始化蛇身長度為3個單位    snake_body = [Position(head.x, head.y + 20), Position(head.x, head.y + 40), Position(head.x, head.y + 60)]    # 初始化食物位置    food = Position(300, 300)    # 死循環(huán)    while True:        window.blit(background, (0,0))        # 監(jiān)聽玩家鍵盤輸入的運動方向值，并根據(jù)輸入轉(zhuǎn)為up、down、right或left，方便程序中調(diào)用        for event in pygame.event.get():            if event.type == pygame.QUIT:                show_end()            elif event.type == pygame.KEYDOWN:                if event.key == pygame.K_UP:                    run_direction = "up"                elif event.key == pygame.K_RIGHT:                    run_direction = "right"                elif event.key == pygame.K_LEFT:                    run_direction = "left"                elif event.key == pygame.K_DOWN:                    run_direction = "down"        # 食物        rect(color, food)        # 蛇頭        rect(black, head)        # 蛇身        for pos in snake_body:            rect(white, pos)        # 判斷貪吃蛇原運動方向與玩家鍵盤輸入的運動方向是否違反正常運動情況        if run == "up" and not run_direction == "down":            run = run_direction        elif run == "down" and not run_direction == "up":            run = run_direction        elif run == "left" and not run_direction == "right":            run = run_direction        elif run == "right" and not run_direction == "left":            run = run_direction        # 插入蛇頭位置到蛇身列表中        snake_body.insert(0, Position(head.x, head.y))        # 根據(jù)玩家鍵入方向進行蛇頭xy的更新        if run == "up":            head.y -= 20        elif run == "down":            head.y += 20        elif run == "left":            head.x -= 20        elif run == "right":            head.x += 20        # 判斷是否死亡        die_snake(head, snake_body)        # 判斷蛇頭和食物坐標(biāo)，若相等，則加分，并生成新的食物        if head.x == food.x and head.y == food.y:            score += 1            food = new_food(head)            color = (randint(10, 255), randint(10, 255), randint(10, 255))        else:            snake_body.pop()        font = pygame.font.SysFont("simHei", 25)        mode_title = font.render('正常模式', False, grey)        socre_title = font.render('得分: %s' % score, False, grey)        window.blit(mode_title, (50, 30))        window.blit(socre_title, (50, 65))        # 繪制更新        pygame.display.update()        # 通過幀率設(shè)置貪吃蛇速度        clock.tick(8)# 可穿墻模式死亡設(shè)置# head:蛇頭，snake_body:蛇身def through_snake(head, snake_body):    # 定義標(biāo)志位    die_flag = False    # 遍歷，蛇頭碰到蛇身時，flag為true退出游戲    for body in snake_body[1:]:        if head.x == body.x and head.y == body.y:            die_flag = True    if die_flag:        pygame.mixer.music.stop()        show_end()    else:  # 當(dāng)蛇頭的xy出窗體時        # 四種穿墻情況，分別設(shè)置        if head.x < 0:            head.x = 960        if head.x > 960:            head.x = 0        if head.y < 0:            head.y = 600        if head.y > 600:            head.y = 0# 穿墻模式主體設(shè)置def start_kgame():    global score    global color    color = (randint(10, 255), randint(10, 255), randint(10, 255))    # 定義蛇初始方向    run_direction = "up"    run = run_direction    # 實例化蛇頭、蛇身、食物對象    head = Position(160, 160)    # 三格    snake_body = [Position(head.x, head.y + 20), Position(head.x, head.y + 40), Position(head.x, head.y + 60)]    # 初始化事物位置    food = Position(300, 300)    # 死循環(huán)，監(jiān)聽鍵盤鍵值    while True:        window.blit(background, (0, 0))        for event in pygame.event.get():            if event.type == pygame.QUIT:                show_end()            elif event.type == pygame.KEYDOWN:                if event.key == pygame.K_UP:                    run_direction = "up"                elif event.key == pygame.K_RIGHT:                    run_direction = "right"                elif event.key == pygame.K_LEFT:                    run_direction = "left"                elif event.key == pygame.K_DOWN:                    run_direction = "down"        # 食物        rect(color, food)        # 蛇頭        rect(black, head)        # 蛇身        for pos in snake_body:            rect(white, pos)        # 判斷貪吃蛇原運動方向與玩家鍵盤輸入的運動方向是否違反正常運動情況        if run == "up" and not run_direction == "down":  # 若運動方向為向上，玩家輸入運動方向向下，則違背貪吃蛇正常運動情況            run = run_direction        elif run == "down" and not run_direction == "up":            run = run_direction        elif run == "left" and not run_direction == "right":            run = run_direction        elif run == "right" and not run_direction == "left":            run = run_direction        # 插入蛇頭位置到蛇身列表中        snake_body.insert(0, Position(head.x, head.y))        # 根據(jù)玩家鍵入方向進行蛇頭xy的更新        if run == "up":            head.y -= 20        elif run == "down":            head.y += 20        elif run == "left":            head.x -= 20        elif run == "right":            head.x += 20        # 穿墻實現(xiàn)        through_snake(head, snake_body)        # 判斷是否加分和隨機生成新的食物        if head.x == food.x and head.y == food.y:            score += 1            food = new_food(head)            color = (randint(10, 255), randint(10, 255), randint(10, 255))        else:            snake_body.pop()        font = pygame.font.SysFont("simHei", 25)        mode_title = font.render('穿墻模式', False, grey)        socre_title = font.render('得分: %s' % score, False, grey)        window.blit(mode_title, (50, 30))        window.blit(socre_title, (50, 65))        # 繪制更新        pygame.display.update()        # 通過幀率設(shè)置貪吃蛇速度        clock.tick(8)# 監(jiān)聽函數(shù)，監(jiān)聽鍵盤輸入# msg: 按鈕信息，x: 按鈕的x軸，y: 按鈕的y軸，w: 按鈕的寬，h: 按鈕的高，ic: 按鈕初始顏色，ac: 按鈕按下顏色，action: 按鈕按下的動作def button(msg, x, y, w, h, ic, ac, action=None):    # 獲取鼠標(biāo)位置    mouse = pygame.mouse.get_pos()    # 獲取鍵盤輸入    click = pygame.mouse.get_pressed()    if x + w > mouse[0] > x and y + h > mouse[1] > y:        pygame.draw.rect(window, ac, (x, y, w, h))        if click[0] == 1 and action != None:            action()    else:        pygame.draw.rect(window, ic, (x, y, w, h))    # 設(shè)置按鈕中的文字樣式和居中對齊    font = pygame.font.SysFont('simHei', 20)    smallfont = font.render(msg, True, white)    smallrect = smallfont.get_rect()    smallrect.center = ((x + (w / 2)), (y + (h / 2)))    window.blit(smallfont, smallrect)# 游戲初始界面，選擇模式def into_game():    into = True    while into:        window.blit(init_background, (0, 0))        for event in pygame.event.get():            if event.type == pygame.QUIT:                exit_end()        # 設(shè)置字體        font = pygame.font.SysFont("simHei", 50)        # 初始界面顯示文字        fontsurf = font.render('歡迎來到貪吃蛇大冒險!', True, black)  # 文字        fontrect = fontsurf.get_rect()        fontrect.center = ((width / 2), 200)        window.blit(fontsurf, fontrect)        button("正常模式", 370, 370, 200, 40, blue, brightred, start_game)        button("可穿墻模式", 370, 420, 200, 40, violte, brightred, start_kgame)        button("退出", 370, 470, 200, 40, red,brightred, exit_end)        pygame.display.update()        clock.tick(15)if __name__ == '__main__':    # 定義畫布顏色    white = (255, 255, 255)    red = (200, 0, 0)    green = (0, 128, 0)    blue = (0, 202, 254)    violte = (194, 8, 234)    brightred = (255, 0, 0)    brightgreen = (0, 255, 0)    black = (0, 0, 0)    grey = (129, 131, 129)    score = 0    # 設(shè)計窗口    # 定義窗口大小    width = 960    height = 600    window = pygame.display.set_mode((width, height))    # 定義標(biāo)題    pygame.display.set_caption("貪吃蛇大冒險")    # 定義背景圖片    init_background = pygame.image.load("image/init_bgimg.jpg")    background = pygame.image.load("image/bgimg.jpg")    # 背景音樂    pygame.mixer.init()    pygame.mixer.music.load("background.mp3")    pygame.mixer.music.play(-1)    # 創(chuàng)建時鐘    clock = pygame.time.Clock()    # 初始化    pygame.init()    # 初始界面    into_game()