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import pygame
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from settings import *
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from tile import Tile
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from player import Player
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from support import *
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from random import choice, randint
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from weapon import Weapon
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from ui import UI
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from enemy import Enemy
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from particles import AnimationPlayer
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from magic import MagicPlayer
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from upgrade import Upgrade
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class Level:
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def __init__(self):
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# 获取游戏窗口的显示表面（surface）
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self.display_surface = pygame.display.get_surface()
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# 标记游戏是否处于暂停状态
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self.game_paused = False
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# 可见精灵组，用于管理在摄像机视野内可见的精灵
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self.visible_sprites = YSortCameraGroup()
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# 障碍物精灵组，用于管理所有的障碍物精灵
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self.obstacle_sprites = pygame.sprite.Group()
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# 当前攻击对象
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self.current_attack = None
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# 攻击精灵组，用于管理所有的攻击精灵
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self.attack_sprites = pygame.sprite.Group()
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# 可被攻击的精灵组，用于管理所有可以被攻击的精灵
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self.attackable_sprites = pygame.sprite.Group()
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# 创建地图
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self.create_map()
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# UI 对象，用于管理游戏界面的显示和交互
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self.ui = UI()
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# 升级对象，与玩家角色相关联，用于管理升级和技能
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self.upgrade = Upgrade(self.player)
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# 动画播放器对象，用于管理游戏中的动画效果
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self.animation_player = AnimationPlayer()
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# 魔法播放器对象，与动画播放器相关联，用于管理游戏中的魔法效果
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self.magic_player = MagicPlayer(self.animation_player)
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def create_map(self):
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# 定义不同类型的地图布局和图形资源路径
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layouts = {
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'boundary': import_csv_layout('../map/map_FloorBlocks.csv'),
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'grass': import_csv_layout('../map/map_Grass.csv'),
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'object': import_csv_layout('../map/map_Objects.csv'),
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'entities': import_csv_layout('../map/map_Entities.csv')
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}
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graphics = {
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'grass': import_folder('../graphics/Grass'),
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'objects': import_folder('../graphics/objects')
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}
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# 遍历不同的地图布局和样式
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for style,layout in layouts.items():
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# 遍历地图布局的每一行
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for row_index,row in enumerate(layout):
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# 遍历每行中的每个元素（列
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for col_index, col in enumerate(row):
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# 如果元素不为'-1'，表示有地图元素需要创建
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if col != '-1':
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# 计算元素在屏幕上的位置（像素坐标）
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x = col_index * TILESIZE
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y = row_index * TILESIZE
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# 边界类型的地图元素
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if style == 'boundary':
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# 创建障碍物精灵对象，设置为'invisible'类型（不可见）
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Tile((x,y),[self.obstacle_sprites],'invisible')
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# 草地类型的地图元素
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if style == 'grass':
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# 从草地图形资源中随机选择一个图像
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random_grass_image = choice(graphics['grass'])
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# 创建草地精灵对象，加入可见精灵组、障碍物精灵组和可攻击精灵组
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Tile(
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(x,y),
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[self.visible_sprites,self.obstacle_sprites,self.attackable_sprites],
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'grass',
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random_grass_image)
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# 物体类型的地图元素
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if style == 'object':
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# 根据列数获取物体图形资源，创建物体精灵对象
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surf = graphics['objects'][int(col)]
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Tile((x,y),[self.visible_sprites,self.obstacle_sprites],'object',surf)
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# 实体类型的地图元素（角色和敌人）
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if style == 'entities':
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# 玩家角色
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if col == '394':
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# 创建玩家对象，并加入可见精灵组
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self.player = Player(
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(x,y),
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[self.visible_sprites],
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self.obstacle_sprites,
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self.create_attack,
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self.destroy_attack,
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self.create_magic)
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# 敌人角色
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else:
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# 根据不同的角色编号选择对应的怪物名称
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if col == '390': monster_name = 'bamboo'
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elif col == '391': monster_name = 'spirit'
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elif col == '392': monster_name ='raccoon'
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else: monster_name = 'squid'
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# 创建敌人对象，并加入可见精灵组和可攻击精灵组
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Enemy(
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monster_name,
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(x,y),
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[self.visible_sprites,self.attackable_sprites],
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self.obstacle_sprites,
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self.damage_player,
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self.trigger_death_particles,
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self.add_exp)
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# 创建武器对象，将其设为当前攻击对象
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def create_attack(self):
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# 该方法用于创建武器对象，并将其设为当前攻击对象。
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self.current_attack = Weapon(self.player,[self.visible_sprites,self.attack_sprites])
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def create_magic(self,style,strength,cost):
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if style == 'heal':
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# 创建治疗魔法效果
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self.magic_player.heal(self.player,strength,cost,[self.visible_sprites])
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if style == 'flame':
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# 创建火焰魔法效果
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self.magic_player.flame(self.player,cost,[self.visible_sprites,self.attack_sprites])
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def destroy_attack(self):
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# 检查当前是否存在攻击对象
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if self.current_attack:
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# 销毁当前攻击对象
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self.current_attack.kill()
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# 将当前攻击对象设置为 None
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self.current_attack = None
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def player_attack_logic(self):
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# 检查是否存在攻击精灵
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if self.attack_sprites:
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# 遍历每个攻击精灵
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for attack_sprite in self.attack_sprites:
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# 检测当前攻击精灵与可攻击精灵组中的精灵是否发生碰撞
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collision_sprites = pygame.sprite.spritecollide(attack_sprite,self.attackable_sprites,False)
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# 如果发生碰撞，遍历碰撞到的每个精灵
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if collision_sprites:
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for target_sprite in collision_sprites:
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# 如果碰撞到的是草地精灵
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if target_sprite.sprite_type == 'grass':
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# 获取草地精灵的中心位置和偏移量
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pos = target_sprite.rect.center
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offset = pygame.math.Vector2(0,75)
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# 随机生成一定数量的草叶粒子效果
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for leaf in range(randint(3,6)):
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self.animation_player.create_grass_particles(pos - offset,[self.visible_sprites])
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# 销毁草地精灵
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target_sprite.kill()
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# 如果碰撞到的是其他类型的精灵，执行造成伤害的操作
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else:
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target_sprite.get_damage(self.player,attack_sprite.sprite_type)
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def damage_player(self,amount,attack_type):
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# 如果玩家处于可受伤状态
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if self.player.vulnerable:
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# 减少玩家的健康值
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self.player.health -= amount
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# 设置玩家为无敌状态
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self.player.vulnerable = False
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# 记录玩家受伤的时间
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self.player.hurt_time = pygame.time.get_ticks()
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# 创建攻击类型的粒子效果
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self.animation_player.create_particles(attack_type,self.player.rect.center,[self.visible_sprites])
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def trigger_death_particles(self,pos,particle_type):
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# 创建指定类型的死亡粒子效果
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self.animation_player.create_particles(particle_type,pos,self.visible_sprites)
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def add_exp(self,amount):
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# 增加玩家的经验值
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self.player.exp += amount
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def toggle_menu(self):
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# 切换游戏菜单状态（暂停或继续）
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self.game_paused = not self.game_paused
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def run(self):
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# 绘制可见精灵和玩家
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self.visible_sprites.custom_draw(self.player)
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# 显示用户界面（UI）
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self.ui.display(self.player)
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# 如果游戏暂停，显示升级界面
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if self.game_paused:
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self.upgrade.display()
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# 如果游戏未暂停，更新可见精灵组
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else:
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self.visible_sprites.update()
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# 更新敌人精灵状态
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self.visible_sprites.enemy_update(self.player)
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# 处理玩家攻击逻辑
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self.player_attack_logic()
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class YSortCameraGroup(pygame.sprite.Group):
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def __init__(self):
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# 调用父类的初始化方法，初始化精灵组
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super().__init__()
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# 获取当前 Pygame 显示的表面（屏幕）
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self.display_surface = pygame.display.get_surface()
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# 计算屏幕宽度的一半
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self.half_width = self.display_surface.get_size()[0] // 2
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# 计算屏幕高度的一半
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self.half_height = self.display_surface.get_size()[1] // 2
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# 创建一个空的 Vector2 对象，用于表示摄像机的偏移量
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self.offset = pygame.math.Vector2()
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# 加载地板图像并转换为适合显示的格式
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self.floor_surf = pygame.image.load('../graphics/tilemap/ground.png').convert()
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# 获取地板图像的矩形区域（左上角位置为 (0, 0)）
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self.floor_rect = self.floor_surf.get_rect(topleft = (0,0))
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def custom_draw(self,player):
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# 获取摄像机偏移量
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self.offset.x = player.rect.centerx - self.half_width
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self.offset.y = player.rect.centery - self.half_height
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# 绘制地板
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floor_offset_pos = self.floor_rect.topleft - self.offset
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self.display_surface.blit(self.floor_surf,floor_offset_pos)
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# 按精灵的中心 Y 坐标排序并绘制精灵
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for sprite in sorted(self.sprites(),key = lambda sprite: sprite.rect.centery):
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# 计算精灵在屏幕上的绘制位置
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offset_pos = sprite.rect.topleft - self.offset
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# 在屏幕上绘制精灵图像
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self.display_surface.blit(sprite.image,offset_pos)
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def enemy_update(self,player):
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# 从精灵组中筛选出所有的敌人精灵
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enemy_sprites = [sprite for sprite in self.sprites() if hasattr(sprite,'sprite_type') and sprite.sprite_type == 'enemy']
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# 遍历所有的敌人精灵
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for enemy in enemy_sprites:
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# 调用每个敌人精灵的特定更新方法，传递玩家角色作为参数
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enemy.enemy_update(player)
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