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Returns the collection of gradient stops for the gradient fill.
IGradientStops GradientStops { get; }
ReadOnly Property GradientStops As IGradientStops
IShape shape = worksheet.Shapes.AddShape(AutoShapeType.Rectangle, 20, 20, 100, 60);
IFillFormat fillFormat = shape.Fill;
fillFormat.TwoColorGradient(GradientStyle.Horizontal, 1);
IGradientStops gradientStops = fillFormat.GradientStops;
gradientStops[0].Color.RGB = Color.Blue;