更新null值引用方式
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@ -39,7 +39,6 @@ class Map():
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# 判断位置是否可用
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# 暂时没有写紫卡植物的判断方法
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# 由于紫卡植物需要移除以前的植物,所以可用另外定义一个函数
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# 注意咖啡豆生效后需要同时将植物的睡眠状态和格子的睡眠记录改变
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def isAvailable(self, map_x, map_y, plantName):
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# 咖啡豆和墓碑吞噬者的判别最为特殊
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if plantName == c.COFFEEBEAN:
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@ -92,7 +91,7 @@ class Map():
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else: # 非水生植物,依赖睡莲
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if c.LILYPAD in self.map[map_y][map_x][c.MAP_PLANT]:
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if (all((i in {c.LILYPAD, '南瓜头(未实现)'}) for i in self.map[map_y][map_x][c.MAP_PLANT])
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and (plantName not in self.map[map_y][map_x][c.MAP_PLANT])): # 例外植物:集合中填花盆和南瓜头,只要这里没有这种植物就能种植;判断方法:并集
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and (plantName not in self.map[map_y][map_x][c.MAP_PLANT])):
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if plantName in {c.SPIKEWEED, c.POTATOMINE, '花盆(未实现)'}: # 不能在睡莲上种植的植物
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return False
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else:
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@ -313,7 +313,7 @@ class Panel():
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if self.selected_num >= c.CARD_LIST_NUM:
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surface.blit(self.button_image, self.button_rect)
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# 传送带模式
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# 传送带模式的卡片
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class MoveCard():
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def __init__(self, x, y, card_name, plant_name, scale=0.5):
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self.loadFrame(card_name, scale)
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@ -55,8 +55,6 @@ GREEN = ( 0, 255, 0)
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# 退出游戏按钮
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EXIT = 'exit'
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# 当想要一个特殊值时用
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NULL = 'null'
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# 游戏界面可选的菜单
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LITTLE_MENU = 'littleMenu'
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BIG_MENU = 'bigMenu'
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@ -338,7 +336,7 @@ ICE_SLOW_TIME = 10000
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MIN_FREEZE_TIME = 4000
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ICETRAP = 'IceTrap'
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# 植物卡片信息
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# 植物卡片名称
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CARD_SUNFLOWER = 'card_sunflower'
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CARD_PEASHOOTER = 'card_peashooter'
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CARD_SNOWPEASHOOTER = 'card_snowpea'
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@ -369,7 +367,7 @@ CARD_GRAVEBUSTER = 'card_gravebuster'
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CARD_FUMESHROOM = 'card_fumeshroom'
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# 植物卡片信息(包括植物名称, 卡片名称, 阳光, 冷却时间)
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# 植物卡片信息汇总(包括植物名称, 卡片名称, 阳光, 冷却时间)
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PLANT_CARD_INFO = (# 元组 (植物名称, 卡片名称, 阳光, 冷却时间)
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(PEASHOOTER,
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CARD_PEASHOOTER,
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@ -490,9 +488,10 @@ PLANT_CARD_INFO = (# 元组 (植物名称, 卡片名称, 阳光, 冷却时间)
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0),
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)
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# 指定了哪些卡可选
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# 指定了哪些卡可选(排除坚果保龄球特殊植物)
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CARDS_TO_CHOOSE = range(len(PLANT_CARD_INFO) - 2)
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# 子弹信息
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# 子弹类型
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BULLET_PEA = 'PeaNormal'
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@ -106,7 +106,7 @@ def get_image(sheet, x, y, width, height, colorkey=c.BLACK, scale=1):
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rect = image.get_rect()
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image.blit(sheet, (0, 0), (x, y, width, height))
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if colorkey != c.NULL:
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if colorkey:
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image.set_colorkey(colorkey)
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image = pg.transform.scale(image,
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(int(rect.width*scale),
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