extends Area2D


# Called when the node enters the scene tree for the first time.
 # Replace with function body.


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	pass
signal hint_triggered

func _ready():
	body_entered.connect(_on_body_entered)
	add_to_group("hint")

func _on_body_entered(body: Node2D) -> void:
	if body.has_method("take_damage"):   # 是主角
		hint_triggered.emit()