godot-demo-projects/2d/finite_state_machine/state_machine/state.gd

extends Node
# Base interface for all states: it doesn't do anything by itself,
# but forces us to pass the right arguments to the methods below
# and makes sure every State object had all of these methods.

@warning_ignore("unused_signal")
signal finished(next_state_name: String)

# Initialize the state. E.g. change the animation.
func enter() -> void:
	pass


# Clean up the state. Reinitialize values like a timer.
func exit() -> void:
	pass


func handle_input(_event: InputEvent) -> void:
	pass


func update(_delta: float) -> void:
	pass


func _on_animation_finished(_anim_name: String) -> void:
	pass