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【作品展示】

 

【作品介绍】

哈哈哈

 

【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"
MOVEMENT_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=2

    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>=3:
            self.size=8
            self.scale=1.5
        elif score>=2:
            self.size=6
            self.scale=1.3
        elif score>=1:
            self.size=4
            self.scale=1.2



class Enemy(Sprite):
    def __init__(self,image):
        super().__init__(image)
        # 随机选择敌人的生成位置
        face=random.choice(["left","right"])
        # 随机选择敌人的移动速度
        speed=random.choice([2,3,4,5,6])
        if face == "left":
            self.center_x=SCREEN_WIDTH+60
            self.change_x=-speed
        elif face == "right":
            self.center_x=-60
            # 设置敌人的向右造型
            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,width,height,title):
        super().__init__(width,height,title)
        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")
        self.player_sprite_list=SpriteList()
        self.player_sprite_list.append(self.player_sprite)

        self.fishes={"resource/黄鱼.png":(1,1), "resource/绿鱼.png":(3,2),
                      "resource/红鱼.png":(5,3),"resource/紫鱼.png":(7,4),"resource/蓝鱼.png":(9,5)}
        self.enemy_sprite_list=SpriteList()
        
        self.total_time=0
        self.last_time=0
        self.create_num=1

        self.score=0

        self.game_over_status=False
        self.game_over=Status("resource/game_over.png")
        self.game_pause_status=False
        self.game_pause=Status("resource/game_pause.png")

        self.eat_sound=load_sound("resource/eat_sound.wav")
        self.game_over_sound=load_sound("resource/game_over_sound.wav")


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

        #  显示分数
        draw_text(f"score:{self.score}",0,SCREEN_HEIGHT-20,color.WHITE,font_name=("simhei","PingFang"),font_size=20)

        # 游戏结束提示
        if self.game_over_status:
            self.game_over.draw()
            if int(self.total_time)%2==0:
                draw_text("请按下TAB键重新开始游戏",start_x=300,start_y=100,
                          color=color.WHITE,font_name=("simhei","PingFang"),font_size=20)


        # 游戏暂停提示
        if self.game_pause_status:
            self.game_pause.draw()

    def on_update(self,delta_time):
        self.total_time += delta_time
        if self.game_over_status or self.game_pause_status:
            return

        # 总时间到某个点后提高生成速度
        if int(self.total_time) != int(self.last_time) and int(self.total_time) %300 ==0:
            self.create_num=100
        # 每隔1秒创建敌人
        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

        self.player_sprite_list.update()
        self.enemy_sprite_list.update()

        for enemy in self.enemy_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_list=check_for_collision_with_list(self.player_sprite,self.enemy_sprite_list)
        if hit_list:
            for hit in hit_list:
                if self.player_sprite.size > hit.size:
                    play_sound(self.eat_sound)
                    hit.喵()
                    self.score+=hit.score
                else:
                    self.player_sprite.喵()
                    play_sound(self.game_over_sound)
                    self.game_over_status=True

        self.player_sprite.evolution(self.score)


    def on_key_press(self,symbol,modifiers):
        if symbol == key.W:
            self.player_sprite.change_y=MOVEMENT_SPEED
        elif symbol == key.S:
            self.player_sprite.change_y=-MOVEMENT_SPEED
        elif symbol == key.A:
            self.player_sprite.change_x=-MOVEMENT_SPEED
            self.player_sprite.set_texture(LEFT)
        elif symbol == key.D:
            self.player_sprite.change_x=MOVEMENT_SPEED
            self.player_sprite.set_texture(RIGHT)
        elif symbol == key.F11:
            image=get_image(0,0,SCREEN_WIDTH,SCREEN_HEIGHT)
            image.save("screenshot.png")
        elif symbol == key.ESCAPE:
            self.game_pause_status=not self.game_pause_status
        elif symbol == key.TAB:
            if self.game_over_status:
                self.setup()

    def on_key_release(self,symbol,modifiers):
        if symbol == key.W or symbol == key.S:
            self.player_sprite.change_y=0
        elif symbol == key.A or symbol == key.D:
            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.choices(list(self.fishes.keys()),[0.3,0.1,0.05,0.05,0.5])[0]
            enemy_sprite=Enemy(fish)
            enemy_sprite.size=self.fishes[fish][0]
            enemy_sprite.score=self.fishes[fish][1]
            self.enemy_sprite_list.append(enemy_sprite)



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

 

【提示】

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