'Declaration

Public ReadOnly Property IsRotatable As Boolean

public bool IsRotatable { get; }

public: __property bool get_IsRotatable();

public:
property bool IsRotatable {
   bool get();
}

True - line and line cap are rotated synchronously, i.e. line is used as an axis of line cap;
false - line and line cap are rotated asynchronously, i.e. line cap is located horizontally or vertically.
Default value is true.