isbn static method
ISBN Barcode
The International Standard Book Number is a numeric commercial book identifier which is intended to be unique. Publishers purchase ISBNs from an affiliate of the International ISBN Agency.
drawEndChar
draws the end char '>' in the right margin
drawIsbn
draws the ISBN number as text on the top of the barcode
Implementation
static Barcode isbn({bool drawEndChar = false, bool drawIsbn = true}) =>
BarcodeIsbn(drawEndChar, drawIsbn);