52 lines
1.0 KiB
GDScript
52 lines
1.0 KiB
GDScript
extends Node
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@export var current_state: State
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var subject: Node
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func set_subject(new_subject: Node) -> void:
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subject = new_subject
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for state in get_children():
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state.subject = subject
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func _change_state(new_state: State) -> void:
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if current_state:
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#print("Exiting: %s" % current_state.name)
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current_state.exit()
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current_state = new_state
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print("Entering: %s" % current_state.name)
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current_state.enter()
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func process_physics(delta: float) -> void:
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if not current_state:
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return
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if not current_state.subject:
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return
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var new_state = current_state.process_physics(delta)
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if new_state:
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_change_state(new_state)
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func process_input(event: InputEvent) -> void:
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if not current_state:
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return
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if not current_state.subject:
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return
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var new_state = current_state.process_input(event)
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if new_state:
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_change_state(new_state)
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func process_frame(delta: float) -> void:
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if not current_state:
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return
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if not current_state.subject:
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return
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var new_state = current_state.process_frame(delta)
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if new_state:
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_change_state(new_state)
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