C#条码生成及打印实例代码

string BarcodeString = "13043404455";//条码    int ImgWidth = 520;    int ImgHeight = 120;    //打印按钮    private void button1_Click(object sender, EventArgs e)    {      //实例化打印对象      PrintDocument printDocument1 = new PrintDocument();      //设置打印用的纸张,可以自定义纸张的大小(单位：mm).   当打印高度不确定时也可以不设置      //printDocument1.DefaultPageSettings.PaperSize = new PaperSize("Custum", 585, 800);      //注册PrintPage事件，打印每一页时会触发该事件      printDocument1.PrintPage += new PrintPageEventHandler(this.printDocument1_PrintPage);      //开始打印      printDocument1.Print();      //打印预览      //PrintPreviewDialog ppd = new PrintPreviewDialog();      //ppd.Document = printDocument1;      //ppd.ShowDialog();    }    //打印事件    private void printDocument1_PrintPage(object sender, PrintPageEventArgs e)    {      StringBuilder sb = new StringBuilder();      sb.Append("/r/n/r/n/r/n");      sb.Append("*******兴隆超市*******/r/n");      sb.Append("品名-----数量-----价格/r/n");      sb.Append("精品白沙  1    8元/r/n");      sb.Append("张新发槟榔 1   10元/r/n");      sb.Append("合计：   2   18元/r/n");      sb.Append("---收银员：张三---/r/n");      sb.Append("---技术支持：李四---/r/n/r/n/r/n/r/n/r/n/r/n/r/n/r/n/r/n");      DrawPrint(e, sb.ToString(), BarcodeString, ImgWidth, ImgHeight);    }    /// <summary>    /// 绘制打印内容    /// </summary>    /// <param name="e">PrintPageEventArgs</param>    /// <param name="PrintStr">需要打印的文本</param>    /// <param name="BarcodeStr">条码</param>    public void DrawPrint(PrintPageEventArgs e, string PrintStr, string BarcodeStr, int BarcodeWidth, int BarcodeHeight)    {      try      {        //绘制打印字符串        e.Graphics.DrawString(PrintStr, new Font(new FontFamily("黑体"), 10), System.Drawing.Brushes.Black, 1, 1);        if (!string.IsNullOrEmpty(BarcodeStr))        {          int PrintWidth = 175;          int PrintHeight = 35;          //绘制打印图片          e.Graphics.DrawImage(CreateBarcodePicture(BarcodeStr, BarcodeWidth, BarcodeHeight), 0, 0, PrintWidth, PrintHeight);        }      }      catch (Exception ex)      {        MessageBox.Show(ex.ToString());      }    }    /// <summary>    /// 根据字符串生成条码图片( 需添加引用：BarcodeLib.dll )    /// </summary>    /// <param name="BarcodeString">条码字符串</param>    /// <param name="ImgWidth">图片宽带</param>    /// <param name="ImgHeight">图片高度</param>    /// <returns></returns>    public System.Drawing.Image CreateBarcodePicture(string BarcodeString, int ImgWidth, int ImgHeight)    {      BarcodeLib.Barcode b = new BarcodeLib.Barcode();//实例化一个条码对象      BarcodeLib.TYPE type = BarcodeLib.TYPE.CODE128;//编码类型      //获取条码图片      System.Drawing.Image BarcodePicture = b.Encode(type, BarcodeString, System.Drawing.Color.Black, System.Drawing.Color.White, ImgWidth, ImgHeight);      //BarcodePicture.Save(@"D:/Barcode.jpg");      b.Dispose();      return BarcodePicture;    }    //预览条码    private void button2_Click(object sender, EventArgs e)    {      pictureBox1.Image = CreateBarcodePicture(BarcodeString, ImgWidth, ImgHeight);    }