Add segments to the gutter.
Namespace: Autodesk.Revit.DB.ArchitectureAssembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
 Syntax
Syntax
| C# | 
|---|
| public override void AddSegment( Reference targetRef ) | 
| Visual Basic | 
|---|
| Public Overrides Sub AddSegment ( _ targetRef As Reference _ ) | 
| Visual C++ | 
|---|
| public: virtual void AddSegment( Reference^ targetRef ) override | 
Parameters
- targetRef
- Type: Autodesk.Revit.DB..::..Reference
 Segment's reference on which want to be added.
 Exceptions
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions..::..ArgumentNullException | This exception will be thrown in following cases: 1. Input targetRef is null. 2. Input targetRef is not null but contains nothing. | 
| Autodesk.Revit.Exceptions..::..InvalidOperationException | This exception will be thrown in following cases: 1. Input targetRef has already been added into the gutter. 2. Internal code fails to create the segment object. 3. Regeneration fails. | 
| Autodesk.Revit.Exceptions..::..ArgumentOutOfRangeException | This exception will be thrown if the reference is not suitable for creating a gutter as required. The reference allowed is : 1. Model Line 2. Roof's horizontal edges 3. Soffit's horizontal edges 4. Fascia's horizontal edges | 





