BarcodeQR constructor

const BarcodeQR(
  1. int? typeNumber,
  2. BarcodeQRCorrectionLevel errorCorrectLevel
)

Create a BarcodeQR object

Implementation

const BarcodeQR(
  this.typeNumber,
  this.errorCorrectLevel,
) : assert(typeNumber == null || (typeNumber >= 1 && typeNumber <= 40));