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【作品展示】

 

【作品介绍】

上下左右移动，躲避大雨，吃小鱼

 

【作品源代码】

from arcade import *
from PIL import Image
import random
# 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"
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)) 
        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
    def evolution(self,score):
        if score >= 100:
            self.size = 10
            self.scale = 5
        if score >= 50:
            self.size = 8
            self.scale=1.6
        elif score >= 20:
            self.size = 6
            self.scale = 1.4
        elif score >= 5:
            self.size = 4
            self.scale = 1.2


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

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
        elif 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.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_sprint_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')
        self.fullscreen_flag = False
        width, height = self.get_size()

    def on_draw(self):
        start_render()
        self.background.draw() 
        self.player_sprite_list.draw()
        self.enemy_sprint_list.draw() 
        #draw_text('游戏规则：你是一条小丑鱼，按上下左右键可以移动；开头你只能吃小黄鱼，得分', 0, SCREEN_HEIGHT-40,color.BLACK, font_name=('simhei'), font_size=20)
        #draw_text('=5时可以吃小绿鱼，得分=20时可以吃小红鱼，得分=50时可以吃紫鱼.游戏里有', 0, SCREEN_HEIGHT -
                  #60, color.BLACK, font_name=('simhei'), font_size=20)
        #'=5时可以吃小绿鱼，得分=20时可以吃小红鱼，得分=50时可以吃紫鱼.游戏里有蓝鱼'
        draw_text(f'得分:{self.score}', 0, SCREEN_HEIGHT-22,
                  color.BLACK, font_name=('simhei'), font_size=20)
        #self.game_pause_status = True
        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.BLACK,font_name=('simhei'),font_size=20)

        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
        if int(self.total_time) != int(self.last_time) and int(self.total_time) % 300 == 0:
            self.create_num+=1
        if int(self.total_time)!=int(self.last_time) and int(self.total_time)%1==0 :
            self.create_enemy()
            self.create_enemy()
            self.last_time=self.total_time
        self.player_sprite_list.update()
        self.enemy_sprint_list.update()
        for enemy in self.enemy_sprint_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_sprint_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.UP:
            self.player_sprite.change_y=MOVEMENT_SPEED
        elif symbol == key.DOWN:
            self.player_sprite.change_y = -MOVEMENT_SPEED
        elif symbol == key.LEFT:
            self.player_sprite.change_x = -MOVEMENT_SPEED
            self.player_sprite.set_texture(LEFT)
        elif symbol == key.RIGHT:
            self.player_sprite.change_x = MOVEMENT_SPEED
            self.player_sprite.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.game_pause_status=not self.game_pause_status
        elif symbol==key.TAB:
            if self.game_over_status:
                self.setup()
        elif symbol == key.F:
            self.fullscreen_flag = not self.fullscreen_flag
            self.set_fullscreen(self.fullscreen_flag)



    def on_key_release(self, symbol, modifiers):
        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()),[0.25,0.15,0.15,0.15,0.3])[0]
            #size=self.fishes[fish]
            enemy_sprint=Enemy(fish)
            enemy_sprint.size = self.fishes[fish][0]
            #enemy_sprint.size = size
            enemy_sprint.score = self.fishes[fish][1]
            self.enemy_sprint_list.append(enemy_sprint)



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

 

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