tsplPrintQRCode abstract method
Prints a QR code on TSPL printers.
code: QR code content.unitSize: Size of each module.errLevel: Error correction level.encoding: Encoding of the string.
Implementation
Future<void> tsplPrintQRCode(
String code, {
int x = 0,
int y = 0,
ErrLevel errLevel = ErrLevel.L,
QRCodeMode mode = QRCodeMode.M,
int rotate = 0,
});