## GradientStopCollecti.Insert method Inserts a [`GradientStop`](../../gradientstop/) to the collection at a specified index. ```csharp public GradientStop Insert(int index, GradientStop gradientSt......new DocumentBuilder(doc); Shape shape = builder.InsertShape(ShapeType...InsertShape(ShapeType.Rectangle, 80, 80); shape.Fill.TwoColorGradient(Color...