class InterfaceIcon : VisualElement {
    public enum Icon {
        // Outputs
        Acceleration,
        Deceleration,
        Strafing,
        Shield,

        Crosshair,

        Logo,
    }

    public new class UxmlFactory : UxmlFactory<InterfaceIcon, UxmlTraits> {}
    public new class UxmlTraits : VisualElement.UxmlTraits {
        readonly UxmlEnumAttributeDescription<Icon> _iconAttribute = new() { name = "icon" };

        public override void Init(VisualElement ve, IUxmlAttributes bag, CreationContext cc) {
            base.Init(ve, bag, cc);
            var InterfaceIcon = (InterfaceIcon)ve;
            InterfaceIcon.icon = _iconAttribute.GetValueFromBag(bag, cc);
        }
    }

    static readonly Dictionary<Icon, char> _iconGlyphMap = new() {
        { Icon.CandyCane, '\uf786' },
        { Icon.Sleigh,    '\uf7cc' },
        { Icon.Snowflake, '\uf2dc' },
    };

    public Icon icon {
        get => _icon;
        set {
            _icon = value;
            _iconLabel.text = _iconGlyphMap[value].ToString();
        }
    }

    Icon _icon;
    Label _iconLabel;

    public InterfaceIcon() : this(Icon.CandyCane) {}

    public InterfaceIcon(Icon icon) {
        _iconLabel = new Label {
            style = {
                unityFont = Resources.Load<Font>("fontawesome-solid"),
                unityFontDefinition = StyleKeyword.None,
            },
        };

        Add(_iconLabel);
        this.icon = icon;
    }
}