iTextSharp.text.pdf.BarcodePDF417.MacroCodes C# (CSharp) Метод

        private void MacroCodes() {
            if (macroSegmentId < 0) {
                throw new InvalidOperationException("macroSegmentId must be >=0");
            }
            if (macroSegmentId >= macroSegmentCount) {
                throw new InvalidOperationException("macroSegmentId must be < macroSemgentCount");
            }
            if (macroSegmentCount < 1) {
                throw new InvalidOperationException("macroSemgentCount must be > 0");
            }

            macroIndex = cwPtr;
            codewords[cwPtr++] = MACRO_SEGMENT_ID;
            Append(macroSegmentId, 5);
                
            if (macroFileId != null) {
                Append(macroFileId);
            }
            
            if (macroSegmentId >= macroSegmentCount-1) {
                codewords[cwPtr++] = MACRO_LAST_SEGMENT;
            }
            
        }