public void OnDrag(PointerEventData eventData)
    {
        //Todo - Add mouse smoothing and inertia
        if (!ItemInstance.beingDragged)
        {
            SetStartVars();
            ItemInstance.gameObject.GetComponent <Image>().raycastTarget = false;
            ItemInstance.beingDragged = true;
            InventoryInteraction.DragItem(ItemInstance);
            AudioHost._audio.PlayClip(AudioHost.grabItemSound);
        }
        InventoryInteraction.ContinueDrag(ItemInstance, Input.mousePosition);
        transform.position = Input.mousePosition;

        float   heightOFfset     = ItemInstance.GetComponent <RectTransform>().rect.height / 2;
        float   widthOFfset      = ItemInstance.GetComponent <RectTransform>().rect.width / 2;
        Vector3 adjustedMousePos = Input.mousePosition;

        adjustedMousePos.y -= heightOFfset;
        adjustedMousePos.x -= widthOFfset;
        ItemInstance.GetNewGridPos(InventoryInteraction.getGridPosFromScreen(adjustedMousePos));
    }