public void PencilClickEvent(Pencil pencil) { if (pencil == null) { return; } if (AlphabetGameManager.instance.currentPencil != null) { AlphabetGameManager.instance.currentPencil.DisableSelection(); AlphabetGameManager.instance.currentPencil = pencil; } AlphabetGameManager.instance.SetShapeOrderColor(); pencil.EnableSelection(); }