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【作品展示】

 

【作品介绍】

将课程里的大鱼吃小鱼优化了一下。

 

【作品源代码】

from arcade import *
from PIL import Image
import random

#设置窗体宽高
SCREEN_WIDTH = 900
SCREEN_HEIGHT = 600
#设置窗体标题
SCREEN_TITLE = "大鱼吃小鱼"
#设置玩家角色速度
MOVEHENT_SPEED = 4
#设置朝左造型和朝右造型
LEFT = 0
RIGHT = 1

class player(Sprite):
    def __init__(self,image):
        #玩家角色初始化
        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))
        self.size = 2
        self.xp = "黄鱼"

    def update(self):
        super().update()
        #防止玩家角色移出窗体
        if self.left < 0:
            self.left = 0
        elif self.right > SCREEN_WIDTH:
            self.right = SCREEN_WIDTH
        if self.bottom < 0:
            self.bottom = 0
        elif self.top > SCREEN_HEIGHT:
            self.top = SCREEN_HEIGHT
    #进化
    def evolution(self,score):
        if score >= 100:
            self.size = 10
            self.scale = 2.3
            self.xp = "蓝鱼"
        elif score >= 37:
            self.size = 8
            self.scale = 1.5
            self.xp = "紫鱼"
        elif score >= 20:
            self.size = 6
            self.scale = 1.3
            self.xp = "红鱼"
        elif score >= 5:
            self.size = 4
            self.scale = 1.2
            self.xp = "绿鱼"

class Enemy(Sprite):
    def __init__(self,image):
        super().__init__(image)
        face = random.choice(["left","right"])
        speed = random.choice([1,2,3,4,5])
        if face == "left":
            self.center_x = SCREEN_WIDTH + 60
            self.change_x = -speed
        if face == "right":
            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 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):
        Image.open("resource/sea.png").resize((SCREEN_WIDTH,SCREEN_HEIGHT)).save("resource/new_sea.png")
        self.background = Sprite("resource/new_sea.png")
        self.background.center_x = SCREEN_WIDTH // 2
        self.background.center_y = SCREEN_HEIGHT // 2
        self.player_sprite = player("resource/player.png")
        self.fishes = {"resource\黄鱼.png":(1,1,2), "resource\绿鱼.png":(3,2,3),
                       "resource\红鱼.png": (5, 3,4), "resource\紫鱼.png": (7, 4,5),
                       "resource\蓝鱼.png": (9, 5,6)}
        self.enemy_sprite_list = SpriteList()
        self.player_sprite_list = SpriteList()
        self.player_sprite_list.append(self.player_sprite)
        self.totel_time = 0
        self.last_time = 0
        self.create_num = 1
        self.diffcoty = 1
        self.score = 0
        self.xp = self.player_sprite.xp
        self.game_over_status = False
        self.game_pause_status = False
        self.game_over = Status("resource/game_over.png")
        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()
        draw_text(f"分数:{self.score}",0,SCREEN_HEIGHT-20,color.WHITE,font_name=("simhei","PingFang"),font_size=20)
        draw_text(f"难度:{self.diffcoty}",SCREEN_WIDTH-80,SCREEN_HEIGHT-20,color.WHITE,font_name=("simhei", "PingFang"),font_size=20)
        draw_text(f"你现在可以吞吃{self.xp}",350,SCREEN_HEIGHT-20,color.WHITE,font_name=("simhei","PingFang"),font_size=20)
        if self.game_over_status:
            self.game_over.draw()
            if int(self.totel_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)
        if self.game_pause_status:
            self.game_pause.draw()

    def on_update(self, delta_time):
        self.totel_time += delta_time
        if self.game_over_status or self.game_pause_status:
            return
        if int(self.totel_time) != int(self.last_time) and int(self.totel_time) %50 == 0:
            self.create_num += 1
            self.diffcoty += 1
            print("难度：" + str(self.diffcoty))
        if int(self.totel_time) % 1 == 0 and int(self.last_time) != int(self.totel_time):
            self.create_enemy()
            self.last_time = self.totel_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()
        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)
        self.xp = self.player_sprite.xp

    def on_key_press(self,symbol,modifiers):
        if symbol == key.UP:
            self.player_sprite.change_y = MOVEHENT_SPEED
        elif symbol == key.DOWN:
            self.player_sprite.change_y = -MOVEHENT_SPEED
        elif symbol == key.LEFT:
            self.player_sprite.change_x = -MOVEHENT_SPEED
            self.player_sprite.set_texture(LEFT)
        elif symbol == key.RIGHT:
            self.player_sprite.change_x = MOVEHENT_SPEED
            self.player_sprite.set_texture(RIGHT)
        elif symbol == key.RETURN:
            image = get_image(0,0,SCREEN_WIDTH,SCREEN_HEIGHT)
            image.save("screenshort.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,modifier):
        if symbol == key.UP or symbol == key.DOWN:
            self.player_sprite.change_y = 0
        elif symbol == key.LEFT or symbol == key.RIGHT:
            self.player_sprite.change_x = 0
    
    def create_enemy(self):
        for i in range(self.create_num):
            fish = random.choices(list(self.fishes.keys()),[0.3,0.2,0.05,0.1,0.35])[0]
            enemy_sprite = Enemy(fish)
            enemy_sprite.size = self.fishes[fish][0]
            enemy_sprite.score_1 = self.fishes[fish][1]
            enemy_sprite.score_2 = self.fishes[fish][2]
            enemy_sprite.score = random.choices([enemy_sprite.score_1,enemy_sprite.score_2],[0.6,0.4])[0]
            if enemy_sprite.score == enemy_sprite.score_2:
                enemy_sprite.scale += 0.3
            self.enemy_sprite_list.append(enemy_sprite)



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

 

【提示】

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