iTextSharp.text.pdf.qrcode.QRCode.QRCode C# (CSharp) Метод

        public QRCode() {
            mode = null;
            ecLevel = null;
            version = -1;
            matrixWidth = -1;
            maskPattern = -1;
            numTotalBytes = -1;
            numDataBytes = -1;
            numECBytes = -1;
            numRSBlocks = -1;
            matrix = null;
        }