Changes the visibility of temporary graphics object. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0) 
  Since:  2022 
Syntax
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Parameters
- index
-  Type:  System Int32  
 Unique index of the temporary graphics object to be updated.
- visible
-  Type:  System Boolean  
 if true, it will make the temporary graphics object visible. if false, it will make the temporary graphics object invisible.
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentException | index is out of range of TemporaryGraphicsManager managed objects, or the indexed object has been removed from the document. |