C#条码生成及打印实例代码
发布时间:2020-12-15 06:16:17 所属栏目:百科 来源:网络整理
导读:本文实例为大家分享了C#条码生成及打印的方法,供大家参考,具体内容如下 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 P
本文实例为大家分享了C#条码生成及打印的方法,供大家参考,具体内容如下 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("rnrnrn"); sb.Append("*******兴隆超市*******rn"); sb.Append("品名-----数量-----价格rn"); sb.Append("精品白沙 1 8元rn"); sb.Append("张新发槟榔 1 10元rn"); sb.Append("合计: 2 18元rn"); sb.Append("---收银员:张三---rn"); sb.Append("---技术支持:李四---rnrnrnrnrnrnrnrnrn"); 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),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,System.Drawing.Color.Black,System.Drawing.Color.White,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,ImgHeight); } 以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持编程小技巧。 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |