public void OnDestroy()
 {
     if (propObject != null)
     {
         ToolRemote.SetAllCollision(propObject, true);
         addUndo();
     }
 }
    public override void handUpdate(GameObject handOb, bool pinch, bool startButton)
    {
        if (tool2 != null && tool1 != null)
        {
            tool2 = tool1;
        }
        if (tool1 == null)
        {
            tool1 = this;
        }
        else if (tool1 != this)
        {
            tool2 = this;
        }
        sel.select(handOb, ignored: propObject);
        Color color = Color.red;

        if (propObject == null)
        {
            if (sel.getSelected() != null)
            {
                color = Color.green;
                if (pinch)
                {
                    propObject     = sel.getSelected().gameObject;
                    initPosition   = propObject.transform.position;
                    initRotation   = propObject.transform.rotation;
                    initLocalScale = propObject.transform.localScale;
                }
            }
        }
        else if (propObject != null)
        {
            color = Color.green;
            if (tool1 != null && tool2 != null && tool1.propObject == tool2.propObject)
            {
                Vector3 newScale = tool1.transform.position - tool2.transform.position;
                tool1.propObject.transform.localScale += newScale - lastScale;
                lastScale = newScale;
            }
            else
            {
                lastScale = new Vector3(0, 0, 0);
                if (snapCool != 0)
                {
                    snapCool--;
                }
                else if (sel.hitObject())
                {
                    propObject.transform.position = sel.getEnd();
                    if (PropHandler.snap(propObject))
                    {
                        snapCool = 2;
                    }
                }
            }
            if (pinch)
            {
                ToolRemote.SetAllCollision(propObject, true);
                //PropHandler.track(propObject);
                addUndo();
                propObject = null;
            }
        }
        sel.drawLine(color);
    }