Gets the LinePattern associated to an element or from a built-in line pattern. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
  Since:  2012 
Syntax
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| Visual Basic | 
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| Visual C++ | 
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Parameters
- document
-  Type:  Autodesk.Revit.DB Document  
 The document in which to retrieve the LinePattern.
- elementId
-  Type:  Autodesk.Revit.DB ElementId  
 The ElementId of the LinePatternElement or the built-in line pattern id.
Return Value
A copy of LinePattern object. a null reference ( Nothing in Visual Basic) if the ElementId doesn't represent a line pattern element or built-in line pattern. a null reference ( Nothing in Visual Basic) for Solid.Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |