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【作品展示】

 

【作品介绍】

大鱼吃小鱼的游戏哦，还有点细节没完成。

按esc键暂停，回车键截图，tab键重新游戏。

 

【作品源代码】

from arcade import *
from PIL import Image
import random

SCREEN_WIDTH = 900
SCREEN_HEIGHT = 600
SCREEN_TITLE = "大鱼吃小鱼"
SPEED = 4
LEFT = 0
RIGHT = 1


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))

        # 玩家角色的大小
        self.size = 200

    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

    # 进化
    def evolution(self, score):
        if score >= 150:
            self.size = 8
            self.scale = 1.6
        elif score >= 120:
            self.size = 7
            self.scale = 1.5
        elif score >= 80:
            self.size = 6
            self.scale = 1.4
        elif score >= 50:
            self.size = 5
            self.scale = 1.3
        elif score >= 30:
            self.size = 4
            self.scale = 1.2
        elif score >= 10:
            self.size = 3
            self.scale = 1.1


class Enemy(Sprite):
    def __init__(self, image):
        super().__init__(image)
        # 实现移动
        face = random.choice(["left", "right"])
        # 随机选择敌人的生成位置
        speed = random.choice([1, 2, 3, 4, 5])
        if face == "left":
            self.center_x = SCREEN_WIDTH + 60
            self.change_x = -speed
        elif face == "right":
            self.center_x = -60
            # 设置面向右的造型
            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 Status(Sprite):
    def __init__(self, image):
        super().__init__(image)
        self.center_x = SCREEN_WIDTH//2
        self.center_y = SCREEN_HEIGHT//2


class MyGame(arcade.Window):
    def __init__(self, w, h, t):
        super().__init__(w, h, t)
        self.sp()

    def sp(self):
        # 用PIL 调整图片的大小与界面配置
        Image.open(r"resource/sea.png").resize(
            (SCREEN_WIDTH, SCREEN_HEIGHT)).save("resource/new_sea.png")
        # 设置背景
        self.back = Sprite("resource/new_sea.png")
        self.back.center_x = SCREEN_WIDTH//2
        self.back.center_y = SCREEN_HEIGHT//2
        # 创建角色
        self.player = Player("resource/player.png")
        self.player_list = SpriteList()
        self.player_list.append(self.player)

        self.fishes = {"resource/黄鱼.png": 1, "resource/绿鱼.png": 3,
                       "resource/红鱼.png": 5, "resource/紫鱼.png": 7, "resource/蓝鱼.png": 9}

        self.sprite_list = SpriteList()
        self.total_time = 0
        self.last_time = 0
        self.create = 1
        self.score = 0
        self.x = 200
        self.y = 150 

        self.over = False
        self.game = Status("resource/game_over.png")
        self.pause = False
        self.gp = Status("resource/game_pause.png")
        # 加音效
        self.eat = load_sound("resource/eat_sound.wav")
        self.gv = load_sound("resource/game_over_sound.wav")

    def on_draw(self):
        start_render()
        self.back.draw()
        self.player_list.draw()
        self.sprite_list.draw()

        # 显示分数
        draw_text(f"分数：{self.score}", 0, SCREEN_HEIGHT - 25,
                  color.WHITE, font_name=("simhei", "PingFang"), font_size=25)

        # 游戏结束提示
        if self.over == True:
            self.game.draw()
            if int(self.total_time) % 2 == 0:
                draw_text("请按下 tab 键重新开始游戏", self.x, self.y, color.WHITE, font_name = ("simhei", "PingFang"), font_size = 25)

        # 游戏暂停提示
        if self.pause == True and self.over == False:
            self.gp.draw()

    def on_update(self, time: float):
        self.total_time += time
        if self.over == True or self.pause == True:
            return
        # 总时间越长提高生成速度
        if int(self.total_time) != int(self.last_time) and int(self.total_time) % 300 == 0:
            self.create += 1
        # 每隔1秒生成敌人
        if int(self.last_time) != int(self.total_time) and int(self.total_time) % 1 == 0:
            self.Create()
            self.last_time = self.total_time

        self.player_list.update()
        self.sprite_list.update()

        for enemy in self.sprite_list:
            if enemy.center_x < -60 or enemy.center_x > SCREEN_WIDTH+60:
                enemy.喵()

        # 玩家角色与电脑角色的碰撞检测
        hit = check_for_collision_with_list(self.player, self.sprite_list)
        if hit:
            for h in hit:
                if self.player.size > h.size:
                    play_sound(self.eat)
                    h.喵()
                    self.score += 1
                else:
                    play_sound(self.gv)
                    self.player.喵()
                    self.over = True

        self.player.evolution(self.score)

    def on_key_press(self, symbol: int, modifiers: int):
        if symbol == key.UP:
            self.player.change_y = SPEED
        elif symbol == key.DOWN:
            self.player.change_y = -SPEED
        elif symbol == key.LEFT:
            self.player.change_x = -SPEED
            self.player.set_texture(LEFT)
        elif symbol == key.RIGHT:
            self.player.change_x = SPEED
            self.player.set_texture(RIGHT)
        elif symbol == key.RETURN:
            image = get_image(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT)
            image.save("截图.png")
        elif symbol == key.ESCAPE:
            self.pause = not self.pause
        elif symbol == key.TAB:
            if self.over == True:
                self.sp()

    def on_key_release(self, symbol: int, modifiers: int):
        if symbol == key.UP or symbol == key.DOWN:
            self.player.change_y = 0
        elif symbol == key.LEFT or symbol == key.RIGHT:
            self.player.change_x = 0

# 生成敌人
    def Create(self):
        for i in range(self.create):
            # 随机选择敌人的图片素材
            fish = random.choice(list(self.fishes.keys()))
            size = self.fishes[fish]
            sprite = Enemy(fish)
            sprite.size = size
            self.sprite_list.append(sprite)


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

 

【提示】

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