Specifies a set of layers to be painted (or skipped) while cell inside the column is painted.
published property DrawingOptions: TNxDrawingOptions read FDrawingOptions write SetDrawingOptions default [doBackground, doContent];
Every cell paints own background and content (
doContent options) by default.
If default drawing for content need to be replaced with custom drawing,
doContent option should be set to
doCustom should be then set to