57 lines
1.5 KiB
GDScript
57 lines
1.5 KiB
GDScript
@tool
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@icon("res://addons/reedscene/prop/icon/prop_state_icon.svg")
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class_name ReedPropState extends Node
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##状态编号，默认为-1，-1是不可用编号，状态编号由StateManager发布，不可以自己修改。
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@export_custom(PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_READ_ONLY) var state_id: int = -1
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##该State的信息是否需要被存入Save中
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@export var save_game: bool = false
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##预装的一些Effect，可以用来对State进行一些初始化
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@export var effects: Array[ReedPropEffect] = []
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##State的拥有者
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var _owner
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##State的prop comp
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var _owner_prop_comp
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## 是否已经初始化
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var _inited: bool = false
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##初始化State
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func init(owner: Node, prop_comp: Node) -> bool:
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# 防止重复初始化
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if _inited:
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push_warning("ReedPropState [%s] already initialized." % name)
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return false
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if owner == null:
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push_error("ReedPropState [%s] init failed: owner is null." % name)
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return false
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if prop_comp == null:
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push_error("ReedPropState [%s] init failed: prop_comp is null." % name)
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return false
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_owner = owner
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_owner_prop_comp = prop_comp
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_inited = true
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return true
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##是否可以进入此状态，默认为真
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func can_enter(_current: ReedPropState, _ctx: Dictionary) -> bool:
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return true
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##State进入
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func on_enter(_from: ReedPropState, _ctx: Dictionary) -> void:
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if not _inited:
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push_error("ReedPropState [%s] entered before init!" % name)
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return
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for e in effects:
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e.apply(_owner, _owner_prop_comp, _ctx)
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##State退出
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func on_exit(_to: ReedPropState, _ctx: Dictionary) -> void:
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pass
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