猫史档案馆

【作品展示】

 

【作品介绍】

o

 

【作品源代码】

from arcade import *
from PIL import Image

# 设置窗体宽和高
SCREEN_WIDTH = 900
SCREEN_HEIGHT = 600
# 设置窗体标题
SCREEN_TITLE = "大鱼吃小鱼"
#存储玩家角色每次移动的速度
MOVEMENT_SPEED = 4
LEFT = 0  # 角色向左的造型索引
RIGHT = 1  # 角色向右的造型索引


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

        self.append_texture(load_texture(
            "resource/player.png", mirrored=True, scale=1))

    def update(self):
        super().update()

        if self.left < 0:
            self.left = 0
        elif self.right > SCREEN_WIDTH:
            self.right = SCREEN_WIDTH

        if self.top > SCREEN_HEIGHT:
            self.top = SCREEN_HEIGHT
        elif self.bottom < 0:
            self.bottom = 0


class Enemy(Sprite):
    def __init__(self, image):
        super().__init__(image)
        face = random.choice(["0","1"])
        speed = random.choice([1,2,3,4,5])
        if face == "0":
            self.center_x = SCREEN_WIDTH+60
            self.change_x = -speed
        elif face == "1":
            self.center_x = -60
            self.append_texture(load_texture(image,mirrored=True,scale=1))
            self.set_texture(RIGHT)
            self.change_x = speed
        self.center_y  =random.randint(0,SCREEN_HEIGHT)


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

    def setup(self):
        #用pillow 调整背景图片大小以适配窗体宽高
        Image.open("resource/sea.png").resize((SCREEN_WIDTH,
                                               SCREEN_HEIGHT)).save("resource/new_sea.png")
        #设置背景图片
        self.background = Sprite("resource/new_sea.png")
        self.background.center_x = SCREEN_WIDTH // 2
        self.background.center_y = SCREEN_HEIGHT // 2
        #添加玩家角色
        self.player_sprite = Player("resource/player.png")
        #添加电脑角色
        self.fishes = ["resource/黄鱼.png", "resource/绿鱼.png",
                       "resource/红鱼.png", "resource/紫鱼.png", "resource/蓝鱼.png"]
        self.enemy_sprite_list = SpriteList()
        self.total_time = 0
        self.last_time = 0
        self.create_num = 1

    def on_draw(self):
        start_render()
        self.background.draw()
        self.player_sprite.draw()
        self.enemy_sprite_list.draw()

    def on_update(self, delta_time):
        if int(self.total_time)!=int(self.last_time)and int(self.total_time)%300==0:
            self.create_num+= 1
        self.player_sprite.update()
        self.enemy_sprite_list.update()
        self.total_time +=delta_time
        if int(self.total_time)!=int(self.last_time)and int(self.total_time) % 1 == 0:
            self.create_enemy()
            self.last_time=self.total_time

        for enemy in self.enemy_sprite_list:
            if enemy.center_x<-60 or enemy.center_x>SCREEN_WIDTH+60:
                enemy.喵()
        
    def on_key_press(self, symbol, modifiers):  # 按下某个键时触发
        if symbol == key.W or symbol == key.I or symbol == key.UP:
            self.player_sprite.change_y = MOVEMENT_SPEED
        elif symbol == key.S or symbol == key.K or symbol == key.DOWN :
            self.player_sprite.change_y = -MOVEMENT_SPEED
        elif symbol == key.A or symbol == key.J or symbol == key.LEFT:
            self.player_sprite.change_x = -MOVEMENT_SPEED
            self.player_sprite.set_texture(LEFT)
        elif symbol == key.D or symbol == key.L or symbol == key.RIGHT:
            self.player_sprite.change_x = MOVEMENT_SPEED
            self.player_sprite.set_texture(RIGHT)
        elif symbol == key.Q or symbol == key.U or symbol == key.RETURN:   # 按回车截图
            image = get_image(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT)
            image.save('screenshot.png')

    def on_key_release(self, symbol, modifiers):  # 松开某个键时触发
        if symbol == key.W or symbol == key.I or symbol == key.UP or symbol == key.S or symbol == key.K or symbol == key.DOWN :
            self.player_sprite.change_y = 0
        elif symbol == key.A or symbol == key.D or symbol == key.J or symbol == key.L or symbol == key.LEFT or symbol == key.RIGHT:
            self.player_sprite.change_x = 0

    #创建敌人的方法
    def create_enemy(self):
        for i in range(self.create_num):
            #随机选择敌人的图片素材
            fish = random.choice(self.fishes)
            enemy_sprite = Enemy(fish)
            self.enemy_sprite_list.append(enemy_sprite)


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

 

【提示】

部分含有Python第三方库相关内容的作品，在海龟编辑器网页端无法运行哦！如遇到这种情况，可以打开下面的链接，下载海龟编辑器客户端：

https://python.codemao.cn