47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from __future__ import annotations
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from src.classes.action import InstantAction, Move
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from src.classes.event import Event
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from src.classes.action.move_helper import clamp_manhattan_with_diagonal_priority
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class MoveAwayFromRegion(InstantAction):
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COMMENT = "离开指定区域"
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DOABLES_REQUIREMENTS = "任何时候都可以执行"
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PARAMS = {"region": "RegionName"}
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def _execute(self, region: str) -> None:
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# 策略：朝最近的边界方向移动，曼哈顿步长限制，优先斜向
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width = self.world.map.width
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height = self.world.map.height
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x = self.avatar.pos_x
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y = self.avatar.pos_y
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# 离四边的距离
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dist_left = x
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dist_right = width - 1 - x
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dist_top = y
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dist_bottom = height - 1 - y
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# 选择更近的两个边界方向组成一个大致“远离区域”的方向
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# 简化：朝左右中更近的一侧+上下中更近的一侧移动
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dir_x = -1 if dist_left < dist_right else (1 if dist_right < dist_left else 0)
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dir_y = -1 if dist_top < dist_bottom else (1 if dist_bottom < dist_top else 0)
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step = getattr(self.avatar, "move_step_length", 1)
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dx, dy = clamp_manhattan_with_diagonal_priority(dir_x * step, dir_y * step, step)
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Move(self.avatar, self.world).execute(dx, dy)
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def can_start(self, region: str | None = None) -> bool:
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return True
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def start(self, region: str) -> Event:
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return Event(self.world.month_stamp, f"{self.avatar.name} 开始离开 {region}")
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# InstantAction 已实现 step 完成
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def finish(self, region: str) -> list[Event]:
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return []
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