simple/LegendColumnConfig Enable users to define properties for shapes in one vertical line(column), each LegendColumnConfig affects one column. sap.ui.core/Element Once this property is set, shapes in one vertical line have the same fill color or fill pattern. Factory function is used to determine the fill property for different shape classes defined in yDimension config. Shape name of the shape class is passed as a parameter to the function. The return value should be a color code.