Generate and Display Barcode Image in ASP.NET MVC

GenerateAndDisplayBarcode_ASP.NET_MVC.md

Learn how to generate a barcode and display a barcode image in an ASP.NET MVC application: https://blog.aspose.com/2022/04/04/generate-and-display-barcode-image-in-asp-net-mvc/ The article covered the following topics:

1. Features of ASP.NET MVC Barcode Generator
2. .NET API to Generate and Display Barcode Image
3. Steps to Generate and Display Barcode Image

GenerateAndDisplayBarcode_ASP.NET_MVC_Barcode.cs

// Barcode basic information
public class Barcode
{
    public string Text { get; set; }

    public BarcodeType BarcodeType { get; set; }

    public BarCodeImageFormat ImageType { get; set; }
}

GenerateAndDisplayBarcode_ASP.NET_MVC_BarcodeType.cs

// Barcode symboligies
public enum BarcodeType
{
    Code128,
    Code11,
    Code32,
    QR,
    Datamatrix,
    EAN13,
    EAN8,
    ITF14,
    PDF417
}

GenerateAndDisplayBarcode_ASP.NET_MVC_Download.cs

public ActionResult Download(string ImagePath, string ImageName)
{
    string contentType = "application/img";
    return File(ImagePath, contentType, Path.GetFileName(ImageName));
}

GenerateAndDisplayBarcode_ASP.NET_MVC_ImageType.cs

// Image formats
public enum ImageType
{
    Png,
    Jpeg,
    Bmp,
    Emf,
    Svg
}

GenerateAndDisplayBarcode_ASP.NET_MVC_Index.cs

[HttpPost]
public ActionResult Index(Barcode barcode)
{
    string codeText = barcode.Text;
    string imageName = barcode.Text + "." + barcode.ImageType;
    string imagePath = "/Images/" + imageName;
    string imageServerPath = Server.MapPath("~" + imagePath);

    var encodeType = EncodeTypes.Code128;

    switch (barcode.BarcodeType)
    {
        case BarcodeType.Code128:
            encodeType = EncodeTypes.Code128;
            break;

        case BarcodeType.ITF14:
            encodeType = EncodeTypes.ITF14;
            break;

        case BarcodeType.EAN13:
            encodeType = EncodeTypes.EAN13;
            break;

        case BarcodeType.Datamatrix:
            encodeType = EncodeTypes.DataMatrix;
            break;

        case BarcodeType.Code32:
            encodeType = EncodeTypes.Code32;
            break;

        case BarcodeType.Code11:
            encodeType = EncodeTypes.Code11;
            break;

        case BarcodeType.PDF417:
            encodeType = EncodeTypes.Pdf417;
            break;

        case BarcodeType.EAN8:
            encodeType = EncodeTypes.EAN8;
            break;

        case BarcodeType.QR:
            encodeType = EncodeTypes.QR;
            break;
    }

    using (Stream str = new FileStream(imageServerPath, FileMode.Create, FileAccess.Write))
    {
        BarcodeGenerator gen = new BarcodeGenerator(encodeType, codeText);
        gen.Save(str, barcode.ImageType);
    }

    ViewBag.ImagePath = imagePath;
    ViewBag.ImageName = imageName;

    return View();
}

GenerateAndDisplayBarcode_ASP.NET_MVC_index.cshtml

@using BarcodeGeneratorMVC.Models

@model Barcode

@{
    ViewBag.Title = "Home Page";
}

<div class="row">
    <div class="col-lg-6">
        <h2>Generate Barcode</h2>
        @using (Html.BeginForm())
        {
            <div class="form-group">
                @Html.Label("Select Barcode Type:", new { @class = "col-md-12 control-label" })
                <div class="col-md-12">
                    @Html.DropDownListFor(model => model.BarcodeType,
         new SelectList(Enum.GetValues(typeof(BarcodeType))),
         "Select Barcode", new { @class = "form-control" })
                </div>
            </div>
            <div class="form-group">
                @Html.Label("Enter Your Text:", new { @class = "col-md-12 control-label" })
                <div class="col-md-12">
                    @Html.EditorFor(m => m.Text, new { @class = "form-control" })
                </div>
            </div>
            <div class="form-group">
                @Html.Label("Select Image Format:", new { @class = "col-md-12 control-label" })
                <div class="col-md-12">
                    @Html.RadioButtonFor(model => model.ImageType, ImageType.Png) @Html.Label("PNG")
                    @Html.RadioButtonFor(model => model.ImageType, ImageType.Jpeg) @Html.Label("JPG")
                    @Html.RadioButtonFor(model => model.ImageType, ImageType.Bmp) @Html.Label("BMP")
                    @Html.RadioButtonFor(model => model.ImageType, ImageType.Emf) @Html.Label("EMF")
                    @Html.RadioButtonFor(model => model.ImageType, ImageType.Svg) @Html.Label("SVG")
                </div>
            </div>
            <div class="form-group">
                <div class="col-md-12">
                    <input type="submit" class="btn btn-default" value="Generate Barcode" />
                </div>
            </div>
        }
    </div>
    <div class="col-lg-6">
        <h2>View Barcode Image</h2>
        @{
            if (!string.IsNullOrEmpty(@ViewBag.ImagePath))
            {
                <div class="form-group">
                    <div class="col-md-12">
                        <img src=@Url.Content(@ViewBag.ImagePath) alt="Barcode Image" />
                    </div>
                </div>
                <div class="form-group">
                    <div class="col-md-12">
                        @Html.ActionLink("Download Image", "Download", "Home", new
                           {                                                     // routeValues
                               ImagePath = @ViewBag.ImagePath,
                               ImageName = @ViewBag.ImageName
                           },
                           null)
                    </div>
                </div>
            }
        }
    </div>
    <hr />
</div>