public PointerArrowDescriptor(AnnPointerObject annPointerObject, string category, AnnAutomation automation)
 {
     _annPointerObject = annPointerObject;
     _category         = category;
     _automation       = automation;
 }
 public PointerArrowProxy(AnnPointerObject pointerObject, AnnAutomation automation)
 {
     _annPointerObjet = pointerObject;
     _automation      = automation;
 }