extends CanvasLayer

signal fade_finished

func fade_in(time: float = NAN, reverse: bool = false, color: Color = Color.black) -> void:
	var rect = $TextureRect
	rect.material.set_shader_param("color", color)
	rect.material.set_shader_param("reverse", reverse)
	$AnimationPlayer.play("FadeIn", -1, 1.0 / time)

func fade_out(time: float = NAN, reverse: bool = false, color: Color = Color.black) -> void:
	var rect = $TextureRect
	rect.material.set_shader_param("color", color)
	rect.material.set_shader_param("reverse", reverse)
	$AnimationPlayer.play("FadeOut", -1, 1.0 / time)


func _fade_finished(anim_name) -> void:
	emit_signal("fade_finished")