class_name WeaponUI
extends Control

const DIFF = 25
const TIME = 0.2

var active_weapon := 0:
	set(v):
		if v == active_weapon: return

		get_child(active_weapon).create_tween() \
				.set_trans(Tween.TRANS_QUAD) \
				.set_ease(Tween.EASE_OUT) \
				.tween_property(get_child(active_weapon), "position", initial_positions[active_weapon], TIME)

		active_weapon = v

		get_child(v).create_tween() \
				.set_trans(Tween.TRANS_QUAD) \
				.set_ease(Tween.EASE_OUT) \
				.tween_property(get_child(v), "position", initial_positions[v] + Vector2.UP * DIFF, TIME)
var initial_positions: PackedVector2Array

func _ready() -> void:
	for child in get_children():
		initial_positions.push_back(child.position)
	
	get_child(active_weapon).position += Vector2.UP * DIFF