import game_functions as gf


class GameStats():
	"""跟踪游戏的统计信息"""

	def __init__(self,ai_settings):
		"""初始化统计信息"""
		self.ai_settings = ai_settings
		self.reset_stats()
		#在任何情况下都不应该重置最高分,加载最高分
		self.high_score = gf.load_high_score()

		#游戏启动时处于非活动状态
		self.game_active = False


	def reset_stats(self):
		"""初始化在游戏运行期间可能变化的统计信息"""
		self.ships_left = self.ai_settings.ship_limit
		self.score = 0
		self.level = 1




