VintaSoft Barcode .NET SDK 15.1: Documentation for .NET developer
Vintasoft.Barcode Namespace / BarcodeWriter Class
Members Object Syntax Example Hierarchy Requirements SeeAlso
In This Topic
    BarcodeWriter Class
    In This Topic
    Class that allows to generate barcodes as raster image, graphics path, SVG file or barcode structure.
    Object Model
    WriterSettings BarcodeWriter
    Syntax
    'Declaration
    
    Public NotInheritable Class BarcodeWriter
    
    
    public sealed class BarcodeWriter
    
    
    public __gc __sealed class BarcodeWriter
    
    
    public ref class BarcodeWriter sealed
    
    
    Example

    This C#/VB.NET code shows how to generate an image with Code128 barcode.

       
    Imports Vintasoft.Barcode   
    Imports Vintasoft.Barcode.SymbologySubsets   
    Imports Vintasoft.Imaging   
       
    ''' <summary>
    ''' Test that shows how to create a barcode image using the BarcodeWriter class.
    ''' </summary>
    Class BarcodeWriterExample   
       
        ''' <summary>
        ''' Generates Code128 barcode with specified size, in pixels.
        ''' </summary>
        ''' <param name="value">The value.</param>
        ''' <param name="width">The image width, in pixels.</param>
        ''' <param name="height">The image height, in pixels.</param>
        Public Shared Sub TestCode128Barcode(value As String, width As Integer, height As Integer)   
            ' create the barcode writer
            Using writer As New BarcodeWriter()   
                ' set barcode writer settings
                writer.Settings.Barcode = BarcodeType.Code128   
                writer.Settings.Value = value   
                writer.Settings.Resolution = 96   
                'DPI
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24   
       
                ' create image with barcode
                Using barcodeImage As VintasoftBitmap = writer.GetBarcodeAsVintasoftBitmap(width, height, Vintasoft.Barcode.UnitOfMeasure.Pixels)   
                    ' save barcode image to a file
                    ImageCodecs.[Default].Encode(barcodeImage, String.Format("barcode_code128_{0}x{1}.png", width, height))   
                End Using   
            End Using   
        End Sub   
       
        ''' <summary>
        ''' Generates Code128 barcode.
        ''' </summary>
        Public Shared Sub TestCode128Barcode()   
            ' create the barcode writer
            Using writer As New BarcodeWriter()   
                ' specify that writer must generate Code128 barcode
                writer.Settings.Barcode = BarcodeType.Code128   
       
                ' specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24   
       
                ' specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3   
       
                ' set the barcode value
                writer.Settings.Value = "Test1234567"   
       
                ' save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_code128.png")   
            End Using   
        End Sub   
       
        ''' <summary>
        ''' Generates SSCC-18 barcode.
        ''' </summary>
        Public Shared Sub TestSSCC18Barcode()   
            ' create the barcode writer
            Using writer As New BarcodeWriter()   
                ' specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24   
       
                ' specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3   
       
                ' encode SSCC-18 barcode
                BarcodeSymbologySubsets.SSCC18.Encode("012345678901234560", writer.Settings)   
       
                ' save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_SSCC18.png")   
            End Using   
        End Sub   
       
        ''' <summary>
        ''' Generates GS1-128 barcode.
        ''' </summary>
        Public Shared Sub TestGS1_128Barcode()   
            ' create the barcode writer
            Using writer As New BarcodeWriter()   
                ' specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24   
       
                ' specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3   
       
                ' encode GS1-128 barcode
                ' GTIN                : 08699736690061
                ' SERIAL              : 30000000000720
                ' USE BY OR EXPIRY    : 110227
                ' BATCH/LOT           : TEST
                BarcodeSymbologySubsets.GS1_128.Encode("(01)08699736690061(21)30000000000720(17)110227(10)TEST", writer.Settings)   
       
                ' save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_GS1-128.png")   
            End Using   
        End Sub   
    End Class
    
    
    
    using Vintasoft.Barcode;
    using Vintasoft.Barcode.SymbologySubsets;
    using Vintasoft.Imaging;
    
    /// <summary>
    /// Test that shows how to create a barcode image using the BarcodeWriter class.
    /// </summary>
    class BarcodeWriterExample
    {
    
        /// <summary>
        /// Generates Code128 barcode with specified size, in pixels.
        /// </summary>
        /// <param name="value">The value.</param>
        /// <param name="width">The image width, in pixels.</param>
        /// <param name="height">The image height, in pixels.</param>
        public static void TestCode128Barcode(string value, int width, int height)
        {
            // create the barcode writer
            using (BarcodeWriter writer = new BarcodeWriter())
            {
                // set barcode writer settings
                writer.Settings.Barcode = BarcodeType.Code128;
                writer.Settings.Value = value;
                writer.Settings.Resolution = 96;//DPI
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24;
    
                // create image with barcode
                using (VintasoftBitmap barcodeImage = writer.GetBarcodeAsVintasoftBitmap(width, height, Vintasoft.Barcode.UnitOfMeasure.Pixels))
                {
                    // save barcode image to a file
                    ImageCodecs.Default.Encode(barcodeImage, string.Format("barcode_code128_{0}x{1}.png", width, height));
                }
            }
        }
    
        /// <summary>
        /// Generates Code128 barcode.
        /// </summary>
        public static void TestCode128Barcode()
        {
            // create the barcode writer
            using (BarcodeWriter writer = new BarcodeWriter())
            {
                // specify that writer must generate Code128 barcode
                writer.Settings.Barcode = BarcodeType.Code128;
    
                // specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24;
    
                // specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3;
    
                // set the barcode value
                writer.Settings.Value = "Test1234567";
    
                // save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_code128.png");
            }
        }
    
        /// <summary>
        /// Generates SSCC-18 barcode.
        /// </summary>
        public static void TestSSCC18Barcode()
        {
            // create the barcode writer
            using (BarcodeWriter writer = new BarcodeWriter())
            {
                // specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24;
    
                // specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3;
    
                // encode SSCC-18 barcode
                BarcodeSymbologySubsets.SSCC18.Encode("012345678901234560", writer.Settings);
    
                // save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_SSCC18.png");
            }
        }
    
        /// <summary>
        /// Generates GS1-128 barcode.
        /// </summary>
        public static void TestGS1_128Barcode()
        {
            // create the barcode writer
            using (BarcodeWriter writer = new BarcodeWriter())
            {
                // specify that writer must create output image as 24-bpp image
                writer.Settings.PixelFormat = BarcodeImagePixelFormat.Bgr24;
    
                // specify that single bar width must be 3 pixels
                writer.Settings.MinWidth = 3;
    
                // encode GS1-128 barcode
                // GTIN                : 08699736690061
                // SERIAL              : 30000000000720
                // USE BY OR EXPIRY    : 110227
                // BATCH/LOT           : TEST
                BarcodeSymbologySubsets.GS1_128.Encode(
                    "(01)08699736690061(21)30000000000720(17)110227(10)TEST", writer.Settings);
    
                // save the barcode image to a file
                writer.SaveBarcodeAsImage("barcode_GS1-128.png");
            }       
        }
    }
    
    

    Inheritance Hierarchy

    System.Object
       Vintasoft.Barcode.BarcodeWriter

    Requirements

    Target Platforms: .NET9; .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

    See Also