extends KinematicBody2D

const TOP = Vector2(0,-1)
const LEFT = Vector2(-1,0)
const RIGHT = Vector2(1,0)
const DOWN = Vector2(0,1)
const NONE = Vector2(0,0)

var motion = NONE
func _ready():
	pass


func _physics_process(delta):

	if Input.is_action_just_released('move_up'):
		if motion == TOP:
			motion = NONE
	if Input.is_action_just_released('move_left'):
		if motion == LEFT:
			motion = NONE
	if Input.is_action_just_released('move_right'):
		if motion == RIGHT:
			motion = NONE
	if Input.is_action_just_released('move_down'):
		if motion == DOWN:
			motion = NONE



	if Input.is_action_just_pressed('move_up'):
		motion = TOP
	if Input.is_action_just_pressed('move_left'):
		motion = LEFT
	if Input.is_action_just_pressed('move_right'):
		motion = RIGHT
	if Input.is_action_just_pressed('move_down'):
		motion = DOWN
	move_and_slide(motion*40)