[SerializableAttribute()]public enum MSIBarcodeModuloType
| Value | Member | Description |
|---|---|---|
| 0 | Modulo10 |
Modulo 10 check digit |
| 1 | TwoModulo10 |
Two Modulo 10 check digits |
| 2 | Modulo11 |
Modulo 11 check digit |
| 3 | Modulo11And10 |
Modulo 11 and 10 check digits |
The MSIBarcodeModuloType enumeration is used as the type for the OneDBarcodeReadOptions.MSIModuloType and OneDBarcodeWriteOptions.MSIModuloType properties to indicate the check digit type to use when reading or writing MSI (Pulse Width Modulated) barcodes.
using Leadtools;using Leadtools.Codecs;using Leadtools.Barcode;using Leadtools.ImageProcessing;public void OneDBarcode_Example(){string imageFileName = Path.Combine(LEAD_VARS.ImagesDir, "MyOneDBarcodes.tif");BarcodeEngine engine = new BarcodeEngine();// Create the image to write the barcodes toint resolution = 300;using (RasterImage image = RasterImage.Create((int)(8.5 * resolution), (int)(11.0 * resolution), 1, resolution, RasterColor.FromKnownColor(RasterKnownColor.White))){// Write a POSTNET and a PLANET barcodesWriteBarcode(engine.Writer, image, BarcodeSymbology.UPCA, "01234567890", new LeadRect(10, 100, 400, 200));WriteBarcode(engine.Writer, image, BarcodeSymbology.Code128, "Code 128", new LeadRect(10, 400, 400, 200));WriteBarcode(engine.Writer, image, BarcodeSymbology.Code11, "124578", new LeadRect(10, 700, 400, 200));// Save the imageusing (RasterCodecs codecs = new RasterCodecs()){codecs.Save(image, imageFileName, RasterImageFormat.CcittGroup4, 1);}}// Now read the barcodes againusing (RasterCodecs codecs = new RasterCodecs()){using (RasterImage image = codecs.Load(imageFileName)){// Read the UPC-A barcodeReadBarcodes(engine.Reader, image, BarcodeSymbology.UPCA);// Read the Code 128 barcodeReadBarcodes(engine.Reader, image, BarcodeSymbology.Code128);// Read the Code 11 barcodeReadBarcodes(engine.Reader, image, BarcodeSymbology.Code11);}}}private void WriteBarcode(BarcodeWriter writer, RasterImage image, BarcodeSymbology symbology, string value, LeadRect bounds){// Create the barcode dataBarcodeData barcode = new BarcodeData(symbology, value);barcode.Bounds = bounds;// Set the write optionsOneDBarcodeWriteOptions options = new OneDBarcodeWriteOptions();options.TextPosition = BarcodeOutputTextPosition.Default;options.UseXModule = false;options.XModule = 30;options.EnableErrorCheck = false;options.SetGS1DatabarLinkageBit = false;options.WriteTruncatedGS1Databar = false;options.Code128TableEncoding = Code128BarcodeTableEncoding.Auto;options.Code11CheckDigitType = Code11BarcodeCheckDigitType.CDigit;options.MSIModuloType = MSIBarcodeModuloType.Modulo10;// Write itConsole.WriteLine("Writing {0} barcode with data: {1}", symbology, value);writer.WriteBarcode(image, barcode, options);}private void ReadBarcodes(BarcodeReader reader, RasterImage image, BarcodeSymbology symbology){// Setup read optionsOneDBarcodeReadOptions options = new OneDBarcodeReadOptions();options.SearchDirection = BarcodeSearchDirection.Horizontal;options.EnableFastMode = true;options.Granularity = 9;options.MinimumStringLength = 3;options.MaximumStringLength = 0;options.WhiteLinesNumber = 3;options.ReturnCheckDigit = BarcodeReturnCheckDigit.Default;options.EnableErrorCheck = false;options.AvoidCorruptedBlocks = false;options.AllowPartialRead = false;options.Code11CheckDigitType = Code11BarcodeCheckDigitType.CDigit;options.MSIModuloType = MSIBarcodeModuloType.Modulo10;options.CalculateBarWidthReduction = true;options.Code39Extended = false;options.EnableDoublePass = false;options.EnablePreprocessing = false;options.ResizeSmall1D = false;Console.WriteLine("Reading {0} barcodes", symbology);BarcodeData barcode = reader.ReadBarcode(image, LeadRect.Empty, symbology, options);if (barcode != null){Console.WriteLine(" At {0}, data: {1}", barcode.Bounds, barcode.Value);}else{Console.WriteLine(" Not found");}}static class LEAD_VARS{public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images";}