Creates a new RoomTag referencing a room in the host model or in a Revit link.

Namespace: Autodesk.Revit.Creation
Assembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since: 2014

Syntax

C#
public RoomTag NewRoomTag(
	LinkElementId roomId,
	UV point,
	ElementId viewId
)
Visual Basic
Public Function NewRoomTag ( _
	roomId As LinkElementId, _
	point As UV, _
	viewId As ElementId _
) As RoomTag
Visual C++
public:
RoomTag^ NewRoomTag(
	LinkElementId^ roomId, 
	UV^ point, 
	ElementId^ viewId
)

Parameters

roomId
Type: Autodesk.Revit.DB..::..LinkElementId
The HostOrLinkElementId of the Room.
point
Type: Autodesk.Revit.DB..::..UV
A 2D point that defines the tag location on the level of the room.
viewId
Type: Autodesk.Revit.DB..::..ElementId
The id of the view where the tag will be shown. If nullNothingnullptra null reference (Nothing in Visual Basic) and the room in not in a Revit link, the view of the room will be used.

Return Value

If successful a RoomTag object will be returned, otherwise nullNothingnullptra null reference (Nothing in Visual Basic).

Examples

CopyC#
RoomTag CreateRoomTag(Autodesk.Revit.DB.Document document, Room room)
{
    // Create a UV structure which determine the room tag location
   UV roomTagLocation = new UV(0, 0); 

    // Create a new room tag in the created room
    LinkElementId roomId = new LinkElementId(room.Id);
    RoomTag roomTag = document.Create.NewRoomTag(roomId, roomTagLocation, ElementId.InvalidElementId);
    if (null == roomTag)
    {
        throw new Exception("Create a new room tag failed.");
    }

    // Give the user some information
    TaskDialog.Show("Revit","Room tag created successfully.");

    return roomTag;
}
CopyVB.NET
Private Function CreateRoomTag(document As Autodesk.Revit.DB.Document, room As Room) As RoomTag
    ' Create a UV structure which determine the room tag location
    Dim roomTagLocation As New UV(0, 0)

    ' Create a new room tag in the created room
    Dim roomId As New LinkElementId(room.Id)
    Dim roomTag As RoomTag = document.Create.NewRoomTag(roomId, roomTagLocation, ElementId.InvalidElementId)
    If roomTag Is Nothing Then
        Throw New Exception("Create a new room tag failed.")
    End If

    ' Give the user some information
    TaskDialog.Show("Revit", "Room tag created successfully.")

    Return roomTag
End Function

Exceptions

ExceptionCondition
Autodesk.Revit.Exceptions..::..ArgumentExceptionviewId is not associated with a plan view or section view.
Autodesk.Revit.Exceptions..::..InvalidOperationExceptionviewId is null and the room is in a linked file.

See Also