iTextSharp.text.pdf.BarcodeEAN.GetBarsEAN13 C# (CSharp) Метод

        public static byte[] GetBarsEAN13(string _code) {
            int[] code = new int[_code.Length];
            for (int k = 0; k < code.Length; ++k)
                code[k] = _code[k] - '0';
            byte[] bars = new byte[TOTALBARS_EAN13];
            int pb = 0;
            bars[pb++] = 1;
            bars[pb++] = 1;
            bars[pb++] = 1;
            byte[] sequence = PARITY13[code[0]];
            for (int k = 0; k < sequence.Length; ++k) {
                int c = code[k + 1];
                byte[] stripes = BARS[c];
                if (sequence[k] == ODD) {
                    bars[pb++] = stripes[0];
                    bars[pb++] = stripes[1];
                    bars[pb++] = stripes[2];
                    bars[pb++] = stripes[3];
                }
                else {
                    bars[pb++] = stripes[3];
                    bars[pb++] = stripes[2];
                    bars[pb++] = stripes[1];
                    bars[pb++] = stripes[0];
                }
            }
            bars[pb++] = 1;
            bars[pb++] = 1;
            bars[pb++] = 1;
            bars[pb++] = 1;
            bars[pb++] = 1;
            for (int k = 7; k < 13; ++k) {
                int c = code[k];
                byte[] stripes = BARS[c];
                bars[pb++] = stripes[0];
                bars[pb++] = stripes[1];
                bars[pb++] = stripes[2];
                bars[pb++] = stripes[3];
            }
            bars[pb++] = 1;
            bars[pb++] = 1;
            bars[pb++] = 1;
            return bars;
        }