用Python寫了一個(gè)貪吃蛇大冒險(xiǎn)小游戲

import sysimport timeimport pygamefrom random import *# Position類，通過(guò)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(jī)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(diǎn)差退出游戲時(shí)def exit_end():    pygame.quit()    quit()# 游戲結(jié)束時(shí)，顯示得分的窗體的設(shè)置def show_end():    # 設(shè)計(jì)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(xiǎn)")    # 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(shí)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(gè)開始，(第0個(gè)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(yùn)動(dòng)方向的變量，初始為向右    run_direction = "right"    # 定義貪吃蛇運(yùn)動(dòng)方向的變量，初始為玩家鍵入方向    run = run_direction    # 實(shí)例化蛇頭、蛇身、食物對(duì)象    head = Position(160, 160)    # 初始化蛇身長(zhǎng)度為3個(gè)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(yùn)動(dòng)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(yùn)動(dòng)方向與玩家鍵盤輸入的運(yùn)動(dòng)方向是否違反正常運(yùn)動(dòng)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(jìn)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(guò)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(shí)，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(shí)        # 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(shí)例化蛇頭、蛇身、食物對(duì)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(yùn)動(dòng)方向與玩家鍵盤輸入的運(yùn)動(dòng)方向是否違反正常運(yùn)動(dòng)情況        if run == "up" and not run_direction == "down":  # 若運(yùn)動(dòng)方向?yàn)橄蛏希婕逸斎脒\(yùn)動(dòng)方向向下，則違背貪吃蛇正常運(yùn)動(dòng)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(jìn)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(shí)現(xiàn)        through_snake(head, snake_body)        # 判斷是否加分和隨機(jī)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(guò)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(dòng)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(duì)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(lái)到貪吃蛇大冒險(xiǎn)!', 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(jì)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(xiǎn)")    # 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(lè)    pygame.mixer.init()    pygame.mixer.music.load("background.mp3")    pygame.mixer.music.play(-1)    # 創(chuàng)建時(shí)鐘    clock = pygame.time.Clock()    # 初始化    pygame.init()    # 初始界面    into_game()