Cursor Problem

extends TextureRect

export var menu_parent_path: NodePath
onready var menu_parent = get_node(menu_parent_path)

var v_id = 0
var h_id = 0
var g_id = Vector2.ZERO

export var movable: bool = false

func _process(_delta):
    if visible and movable:
        if menu_parent is HBoxContainer:
            h_input()
        elif menu_parent is VBoxContainer:
            v_input()
        elif menu_parent is GridContainer:
            g_input()
    if visible:
        if menu_parent is HBoxContainer:
            h_id = posmod(h_id, menu_parent.get_child_count())
            rect_global_position = Vector2(menu_parent.get_child(h_id).rect_global_position.x - 20, menu_parent.get_child(h_id).rect_global_position.y)
        elif menu_parent is VBoxContainer:
            v_id = posmod(v_id, menu_parent.get_child_count())
            rect_global_position = Vector2(menu_parent.get_child(v_id).rect_global_position.x - 20, menu_parent.get_child(v_id).rect_global_position.y)
        elif menu_parent is GridContainer:
            var count_col = get_count_at_column(g_id.x)
            var count_row = get_count_at_row(g_id.y)
            g_id.x = posmod(g_id.x, count_row)
            g_id.y = posmod(g_id.y, count_col)
            rect_global_position = Vector2(menu_parent.get_child(g_id.x + g_id.y * menu_parent.columns).rect_global_position.x - 20, menu_parent.get_child(g_id.x + g_id.y * menu_parent.columns).rect_global_position.y)


func h_input():
    if Input.is_action_just_pressed("left"):
        h_id -= 1
    elif Input.is_action_just_pressed("right"):
        h_id += 1

func v_input():
    if Input.is_action_just_pressed("up"):
        v_id -= 1
    elif Input.is_action_just_pressed("down"):
        v_id += 1

func g_input():
    if Input.is_action_just_pressed("left"):
        g_id.x -= 1
    elif Input.is_action_just_pressed("right"):
        g_id.x += 1
    elif Input.is_action_just_pressed("up"):
        g_id.y -= 1
    elif Input.is_action_just_pressed("down"):
        g_id.y += 1


func get_count_at_column(column: int):
    var elements = menu_parent.get_child_count() / menu_parent.columns
    var remaining_elements = menu_parent.get_child_count() % menu_parent.columns

    if column < remaining_elements:
        return elements + 1
    return elements

func get_count_at_row(row: int):
    if row < menu_parent.get_child_count() / menu_parent.columns:
        return menu_parent.columns
    else:
        return menu_parent.get_child_count() % menu_parent.columns