Flex Duct Start Tangent Property

Gets or sets the tangent vector at the start of the curve. The invalid or zero vector is ignored when setting the tangent.

Namespace: Autodesk.Revit.DB.Mechanical
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Syntax

public XYZ StartTangent { get; set; }

Public Property StartTangent As XYZ
	Get
	Set

public:
property XYZ^ StartTangent {
	XYZ^ get ();
	void set (XYZ^ value);
}

member StartTangent : XYZ with get, set

Exceptions

Exception	Condition
ArgumentNullException	When setting this property: A non-optional argument was null