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CreatePlaceholder Method

Creates a new placeholder duct.

Namespace: Autodesk.Revit.DB.Mechanical
Assembly: RevitAPI (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0)
Since: 2014

Syntax

C# 
public static Duct CreatePlaceholder(
	Document document,
	ElementId systemTypeId,
	ElementId ductTypeId,
	ElementId levelId,
	XYZ startPoint,
	XYZ endPoint
)
Visual Basic 
Public Shared Function CreatePlaceholder ( _
	document As Document, _
	systemTypeId As ElementId, _
	ductTypeId As ElementId, _
	levelId As ElementId, _
	startPoint As XYZ, _
	endPoint As XYZ _
) As Duct
Visual C++ 
public:
static Duct^ CreatePlaceholder(
	Document^ document, 
	ElementId^ systemTypeId, 
	ElementId^ ductTypeId, 
	ElementId^ levelId, 
	XYZ^ startPoint, 
	XYZ^ endPoint
)

Parameters

document
Type: Autodesk.Revit.DB Document
The document.
systemTypeId
Type: Autodesk.Revit.DB ElementId
The id of the HVAC system type.
ductTypeId
Type: Autodesk.Revit.DB ElementId
The id of the duct type.
levelId
Type: Autodesk.Revit.DB ElementId
The level id for the duct.
startPoint
Type: Autodesk.Revit.DB XYZ
The first point of the placeholder line.
endPoint
Type: Autodesk.Revit.DB XYZ
The second point of the placeholder line.

Return Value

The created placeholder duct.

Exceptions

Exception Condition
Autodesk.Revit.Exceptions ArgumentException The systemTypeId is not valid HVAC system type. -or- The duct type ductTypeId is not valid duct type. -or- The ElementId levelId is not a Level. -or- The points of startPoint and endPoint are too close: for MEPCurve, the minimum length is 1/10 inch.
Autodesk.Revit.Exceptions ArgumentNullException A non-optional argument was null
Autodesk.Revit.Exceptions DisabledDisciplineException None of the following disciplines is enabled: Mechanical Electrical Piping.

See Also