When Linear is selected as the Transition Type, this option lets you specify the type of linear transition used for the widening: By Length or By Taper Ratio.

public PropertyEnum<TransitionInputType> LinearTransitionType { get; }

Public ReadOnly Property LinearTransitionType As PropertyEnum(Of TransitionInputType)
	Get

public:
property PropertyEnum<TransitionInputType>^ LinearTransitionType {
	PropertyEnum<TransitionInputType>^ get ();
}