public class ITF14Generator :
    Interleaved2of5Generator

Public Class ITF14Generator
    Inherits Interleaved2of5Generator

using System;
using System.Collections.Generic;
using System.Drawing.Printing;
using System.Windows.Forms;
using DevExpress.XtraPrinting.BarCode;
using DevExpress.XtraReports.UI;
// ...
public XRBarCode CreateITF14BarCode(string BarCodeText) {
    // Create a barcode control.
    XRBarCode barCode = new XRBarCode();

    // Set the barcode's type to ITF-14.  
    barCode.Symbology = new ITF14Generator();

    // Adjust the barcode's main properties.
    barCode.Text = BarCodeText;
    barCode.Width = 350;
    barCode.Height = 100;

    // Adjust the properties specific to the barcode type.
    ((ITF14Generator)barCode.Symbology).CalcCheckSum = false;
    ((ITF14Generator)barCode.Symbology).WideNarrowRatio = 2.5f;

    return barCode;
}

Imports System
Imports System.Collections.Generic
Imports System.Drawing.Printing
Imports System.Windows.Forms
Imports DevExpress.XtraPrinting.BarCode
Imports DevExpress.XtraReports.UI
' ...
Public Function CreateITF14BarCode(ByVal BarCodeText As String) As XRBarCode
    ' Create a barcode control.
    Dim barCode As New XRBarCode()

    ' Set the barcode's type to ITF-14.  
    barCode.Symbology = New ITF14Generator()

    ' Adjust the barcode's main properties.
    barCode.Text = BarCodeText
    barCode.Width = 350
    barCode.Height = 100

    ' Adjust the properties specific to the barcode type.
    CType(barCode.Symbology, ITF14Generator).CalcCheckSum = False
    CType(barCode.Symbology, ITF14Generator).WideNarrowRatio = 2.5F

    Return barCode
End Function