Adds a jsPDF method to draw a Code 39 barcode in line vector, which is very small and retain perfect sharpness at all resolutions. An optional matrix can be supplied for rotation, sheer, mirror, or other effects.
Does not render text; the drawn barcode is perfectly rectangular. Does not validate text input. Requires EcmaScript 7.
const doc = new jsPDF();
// Draw at [50,50], width 100. height 20.
doc.code39( "0123456789", 50, 30, 100, 20 );