IObjectProperties.ShapeFill Property
Fill style used to fill the background of the comment. If you are using a solid color, only Indexed colors or RGB are allowed here, if you specify something else, the color will be converted to RGB. It might be a gradient fill or a texture too. If null, default fill style will be used.
Syntax
Unit: FlexCel.Core
property IObjectProperties.ShapeFill: IShapeFill