Install-Package BarcodeLib

using BarcodeStandard;
using SkiaSharp;

public enum Type
{
    Unspecified,
    UpcA,
    Ean13,
    Code39,
    PostNet,
    Code128,
    // ...其他格式省略
}

using BarcodeStandard;
using SkiaSharp;

namespace AppBarcodeLib
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void btnGenerate_Click(object sender, EventArgs e)
        {
            string input = txtCode.Text;
            if (string.IsNullOrWhiteSpace(input))
            {
                MessageBox.Show("請(qǐng)輸入條碼內(nèi)容", "錯(cuò)誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }

            try
            {
                Barcode b = new Barcode();
                b.IncludeLabel = true;

                SKImage skImage = b.Encode(BarcodeStandard.Type.Code128, input, SKColors.Black, SKColors.White, 300, 100);

                using (SKData data = skImage.Encode())
                {
                    using (MemoryStream stream = new MemoryStream(data.ToArray()))
                    {
                        picBarcode.Image = Image.FromStream(stream);
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show($"生成條碼時(shí)發(fā)生錯(cuò)誤: {ex.Message}", "錯(cuò)誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
    }
}

using System;
using System.Drawing;
using System.Windows.Forms;
using BarcodeStandard;
using SkiaSharp;

namespace AppBarcodeLib
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        public void GenerateBarcode()
        {
            Barcode barcode = new Barcode
            {
                RawData = txtCode.Text,
                EncodedType = Type.Ean13,
                Width = 300,
                Height = 150
            };

            barcode.ForeColor = SKColors.Blue;
            barcode.BackColor = SKColors.LightGray;
            barcode.IncludeLabel = true;
            barcode.AlternateLabel = "Custom Text";

            barcode.LabelFont = new SKFont
            {
                Typeface = SKTypeface.FromFamilyName("Times New Roman", SKFontStyle.Bold),
                Size = 32
            };

            SKImage skImage = barcode.Encode(txtCode.Text);

            using (SKData data = skImage.Encode())
            {
                using (MemoryStream stream = new MemoryStream(data.ToArray()))
                {
                    System.Drawing.Image windowsImage = System.Drawing.Image.FromStream(stream);
                    picBarcode.Image = windowsImage;
                }
            }
        }

        private void btnGenerate_Click(object sender, EventArgs e)
        {
            GenerateBarcode();
        }
    }
}