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【作品源代码】

from arcade import *

# 设置窗体宽和高
SCREEN_WIDTH = 600
SCREEN_HEIGHT = 800
# 设置窗体标题
SCREEN_TITLE = "冒险小车"


class Road(Sprite):
    def __init__(self, image):
        super().__init__(image)
        # 车道
        self.center_x = SCREEN_WIDTH//2
        self.center_y = SCREEN_HEIGHT//2
        # 设置车道的速度
        self.change_y = -5

    # def update(self):
    #     super().update()
    #     if self.center_y <= SCREEN_HEIGHT//2 - SCREEN_HEIGHT:
    #         self.center_y=SCREEN_HEIGHT//2 + SCREEN_HEIGHT

    #     设置车道的速度
    #     self.change_y=-5

    def update(self):
        super().update()
        if self.center_y <= SCREEN_HEIGHT//2 - SCREEN_HEIGHT:
            self.center_y = SCREEN_HEIGHT//2 + SCREEN_HEIGHT


class SmallCar(Sprite):
    def __init__(self, image):
        super().__init__(image)
        # 小车
        self.center_x = 300
        self.center_y = 100

    # def draw(self):
    #     self.image.draw()

    # def update(self):
    #     self.image.update()

class Cart(Sprite):
    def __init__(self,image):
        super().__init__(image)
        self.center_y = random.randint(
            SCREEN_HEIGHT,SCREEN_HEIGHT + SCREEN_HEIGHT//2)
        # 设置大车的改变值
        self.change_y = -2


class GameOver(Sprite):
    def __init__(self, image):
        super().__init__(image)
        self.center_x = SCREEN_WIDTH // 2 
        self.center_y = SCREEN_HEIGHT // 2


class StatusBar():
    def __init__(self):
        self.distance = 0
        self.hp = 2


    def draw_bar(self):
        draw_rectangle_filled(
            SCREEN_WIDTH //2,SCREEN_HEIGHT-15,SCREEN_WIDTH, 30,color.WHITE)


    def draw_distance(self):
        pos_x = 10
        pos_y = SCREEN_HEIGHT - 20
        draw_text(f"路程：{self.distance}", pos_x,pos_y,
                    color.BLUE,font_name=("simhei","PingFang"))


    def draw_hp(self):
        pos_x = SCREEN_WIDTH//2 - 50
        pos_y = SCREEN_HEIGHT - 20
        draw_text("血量：", pos_x, pos_y,
                  color.BLUE, font_name=("simhei", "PingFang"))


        hearts = SpriteList()
        for i in range(self.hp):
            heart = Sprite("images/血量.png")
            heart.center_x = pos_x + 50 + heart.width * i
            heart.center_y = pos_y +5 
            hearts.append(heart)
        hearts.draw()



class MyCar(arcade.Window):
    def __init__(self, width, height, title):
        super().__init__(width, height, title)
        # 窗口初始化
        self.setup()

    def setup(self):
        self.road1 = Road("images/车道.png")
        self.road2 = Road("images/车道.png")
        self.road2.center_y = SCREEN_HEIGHT // 2+SCREEN_HEIGHT
        # 小车
        self.喵all_car = SmallCar("images/小车3.png")
        # 大车
        self.carts = SpriteList()
        self.create_carts()

        self.total_time = 0

        self.last_time = 0

        self.status_bar = StatusBar()

        self.game_status = True

        self.gameover = GameOver("images/gameover.png")

    def on_draw(self):
        start_render()
        # 绘制车道
        self.road1.draw()
        self.road2.draw()
        # 绘制小车
        self.喵all_car.draw()
        # 绘制大车
        for cart in self.carts:
            cart.draw()
        
        self.status_bar.draw_bar()
        self.status_bar.draw_distance()
        self.status_bar.draw_hp()

        if not self.game_status:
            self.gameover.draw()

    def on_update(self, delta_time: float):
        if self.game_status:
            self.喵all_car.update()
            self.road1.update()
            self.road2.update()


            # 移动大车
            for cart in self.carts:
                cart.update()
                if cart.top < 0:
                    cart.喵()

            self.total_time += delta_time
            if  int(self.last_time) != int(self.total_time)and int(self.total_time)%6==0:
                self.create_carts()
                self.last_time = self.total_time


            self.status_bar.distance = int(self.total_time)

            hit_list = check_for_collision_with_list(self.喵all_car,self.carts)
            if hit_list:
                for hit in hit_list:
                    hit.喵()
                    self.status_bar.hp -= 1


            
            self.judge_game_status()

    def on_key_release(self, symbol, modifiers):
        # 左移
        if symbol == key.LEFT and self.喵all_car.center_x >= SCREEN_WIDTH//2:
            self.喵all_car.center_x -= 200
        # 右移
        elif symbol == key.RIGHT and self.喵all_car.center_x <= SCREEN_WIDTH//2:
            self.喵all_car.center_x += 200
        # 加快
        elif symbol == key.UP:
            self.喵all_car.center_y +=100

        elif symbol == key.DOWN:
            self.喵all_car.center_y -=100
            # self.status_bar.distance -=100


    def create_carts(self):
        cart_list = ("images/大车1.png","images/大车2.png","images/大车3.png")
        num = 2
        x = random.sample(
            [SCREEN_WIDTH //2 -200,SCREEN_WIDTH//2,SCREEN_WIDTH//2+200],2)
        for i in range(num):
            cart = Cart(random.choice(cart_list))
            # cart.center_y = -random.randint(300,600)
            cart.center_x = x[i]
            self.carts.append(cart)


    def judge_game_status(self):
        if self.status_bar.hp <= 0:
            self.game_status = False




if __name__ == '__main__':
    game = MyCar(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
    run()

 

【提示】

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