generate data for Data Matrix (IEC16022) barcodes
This class is used to generate data for Data Matrix (IEC16022) 2d barcodes. It is primarily useful as a data source for modules that do rendering, such as Barcode::DataMatrix::PNG or HTML::Barcode::DataMatrix. You can easily make a version that renders an image, PDF, or anything else.
Maintainer: Stuart Henderson <stu.ports@spacehopper.org>