Report Designer Reference Reference information for Report Designer. Report Design Elements (The Toolbox) The Toolbox contains report object that can be placed on a report design document. Report Element Properties Each element in a report has associated properties. Values for these properties may be literal, or they may be RTL expressions. Bar Codes The report element container for a Bar Code is a Bar Code Box. This flow object draws bar codes. RTL Class Reference Reference information for Report Template Language (RTL) classes. Dimensions The dimensions for units that are used in reports.