extends Control

func _input(event: InputEvent):
	if event.is_action_pressed("zoom_in"):
		zoom(true)
	elif event.is_action_pressed("zoom_out"):
		zoom(false)

const SCALE_FACTOR := 0.1

func zoom(direction: bool):
	var scaleFactor := 1 + SCALE_FACTOR
	if not direction:
		scaleFactor = 1 - SCALE_FACTOR
	$Board.scale *= scaleFactor