private void InitializeSelectionInteractionManager()
 {
     if (selectionInteractionManager == null)
     {
         selectionInteractionManager = GetComponent <SelectionInteractionManager>();
     }
     if (selectionInteractionManager != null)
     {
         selectionInteractionManager.SelectionUpdated += Resize;
     }
 }
 void InitializeInteractionManager()
 {
     if (interactionManager == null)
     {
         interactionManager = gameObject.GetComponent <SelectionInteractionManager>();
         if (interactionManager == null)
         {
             interactionManager = gameObject.AddComponent <SelectionInteractionManager>();
             interactionManager.PreviewCamera = renderCamera;
             interactionManager.RectTransform = transformTarget;
         }
     }
 }