extends Node2D

var opaque = false
var alpha = 5
var holding = false


# Called when the node enters the scene tree for the first time.
func _ready():
	pass # Replace with function body.


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	modulate.a = modulate.a * exp(-alpha * delta) + int(opaque) * (1.0 - exp(-alpha * delta))
	if !opaque:
		Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
	else:
		Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
		
	if Input.get_action_strength("ui_cancel") > 0.0 && !holding:
		opaque = !opaque
		holding = true
	elif Input.get_action_strength("ui_cancel") <= 0.0 :
		holding = false