C#打印小票自带条形码打印

 private void btnReceipts_Click(object sender, EventArgs e){string sheet_no = this.dgvOrders.SelectedRows[0].Cells[0].Value.ToString(); jzPrint(sheet_no);}private void jzPrint(string sheet_no){//第三部，进行打印System.Windows.Forms.PrintDialog PrintDialog1 = new PrintDialog();PrintDialog1.AllowSomePages = true;PrintDialog1.ShowHelp = true;PrintDialog1.Document = docToPrint;this.docToPrint.PrintPage += new System.Drawing.Printing.PrintPageEventHandler(docToPrint_PrintPage);// 调用PrintDialog的ShowDialog函数显示打印对话框 PrintDocument printDocument = new PrintDocument();printDocument.PrintPage += new PrintPageEventHandler(this.docToPrint_PrintPage);PrintPreviewDialog printPreviewDialog = new PrintPreviewDialog();printPreviewDialog.Document = printDocument;try{printPreviewDialog.ShowDialog();}catch (Exception excep){MessageBox.Show(excep.Message, "打印出错", MessageBoxButtons.OK, MessageBoxIcon.Error);}//DialogResult result = PrintDialog1.ShowDialog();//if (result == DialogResult.OK)// 弹出设置打印机，如果不需要设置，第三部可简写为   docToPrint.Print(); 则开始进行打印了//{//    // 开始打印 //    docToPrint.Print();//} } private void docToPrint_PrintPage(object sender, PrintPageEventArgs e){string sheet_no = this.dgvOrders.SelectedRows[0].Cells[0].Value.ToString();// "WX-2016323163452";string text = null;// 信息头 string strTou = string.Empty;System.Drawing.Font printFont = new System.Drawing.Font("Arial", 8, System.Drawing.FontStyle.Regular);System.Drawing.Font printFont1 = new System.Drawing.Font("Arial", 11, System.Drawing.FontStyle.Regular);text = GetTicketString(sheet_no);string body = text;// 获取信息头 strTou = text.Substring(0, 40);//信息其他部分 text = text.Substring(40, (text.Length - 40));// 设置信息打印格式 e.Graphics.DrawString(strTou, printFont1, System.Drawing.Brushes.Black, 5, 5);e.Graphics.DrawString(text, printFont, System.Drawing.Brushes.Black, 10, 5);//获取当前贴图的Heightfloat now_x = e.Graphics.MeasureString(body, printFont).Height;//条形码打印BarCode.Code128 c = new BarCode.Code128();Bitmap bit = c.GetCodeImage(sheet_no, BarCode.Code128.Encode.Code128A);e.Graphics.DrawImage(bit, 10, 5 + now_x, 220, 50);//客户签字生成StringBuilder foot = new StringBuilder();foot.Append("-----------------------------------------------------\n");foot.Append("客户签名：\n");foot.Append("                                                \n");foot.Append("                                                \n");foot.Append("                                                \n");foot.Append("-----------------------------------------------------");e.Graphics.DrawString(foot.ToString(), printFont, System.Drawing.Brushes.Black, 10, 60 + now_x);}private string GetTicketString(string sheet_no){string sql_order = string.Format(@"select a.sheet_no,a.orderman,a.ordertel,a.oper_date,
sum(a.real_qty) as real_qty,sum((a.price*a.real_qty)) as amt,
sum(a.Fact_real_qty) as Fact_real_qty,sum(a.Fact_Total) as fact_amt,
(sum( a.price*a.real_qty)  - sum(a.Fact_Total)) as diff,
(case when isnull(a.status,9) = 0 then '未发货' when a.status = 1 then '已发货' when a.status = 2 then '已取消' when a.status = 3 then '发货中' else '' end) as status,(case isnull(a.pay_type,0) when  1 then '储值卡支付'  when 2 then '微信支付' else '线下支付' end) as pay_type,
(case when isnull(a.deal_type,1) = 1 then '送货上门' else '门店自提' end) as deal_type,
(case when isnull(a.paystatus,0) = 1 then '已支付' else '未支付' end) as paystatus,ISNULL(send_address,address) as send_address,memo
FROM t_order_bill_weixin a left join t_sys_operator o on o.oper_id=a.modify_oper
where    a.sheet_no='{0}'
group by a.sheet_no,a.orderman,a.ordertel,a.oper_date,a.branch_no,a.status,pay_type,deal_type,send_address,memo,
address,paystatus,o.oper_name,a.dealtime
", sheet_no);DataTable dt = Query.ProcessSql(sql_order, Common.PublicDAL.DbName);//收银打印  //string path = Application.StartupPath.ToString() + "\\ticket.txt";//exe程序所在的路径 StringBuilder sw = new StringBuilder();sw.Append("               苏州万家生鲜        \n");sw.Append("                                                \n");sw.Append("                                                \n");sw.Append("订单编号：" + dt.Rows[0]["sheet_no"].ToString() + "\n");sw.Append("支付方式：" + dt.Rows[0]["pay_type"].ToString() + "\n");sw.Append("成交时间：" + dt.Rows[0]["oper_date"].ToString() + "\n");sw.Append("客户姓名：" + dt.Rows[0]["orderman"].ToString() + "\n");sw.Append("客户电话：" + dt.Rows[0]["ordertel"].ToString() + "\n");sw.Append("客户地址：" + dt.Rows[0]["send_address"].ToString() + "\n");sw.Append("订单备注：" + dt.Rows[0]["memo"].ToString() + "\n");sw.Append("-----------------------------------------------------" + "\n");string sql_order_details = string.Format(@"select item_name, real_qty,price,(real_qty*price) as total   from t_order_bill_weixin where sheet_no='{0}' ", sheet_no);DataTable dt_details = Query.ProcessSql(sql_order_details, Common.PublicDAL.DbName);//sw.Append("物品               数量                  单价(￥)");sw.Append("品名               单价       数量       金额       " + "\n");sw.Append("-----------------------------------------------------" + "\n");int nums = 20;int prices = 12;decimal total = 0;for (int i = 0; i < dt.Rows.Count; i++){string name = dt_details.Rows[i]["item_name"].ToString();//获取该行的物品名称string num = dt_details.Rows[i]["real_qty"].ToString();//数量string price = dt_details.Rows[i]["price"].ToString();//单价total += Convert.ToDecimal(num) * Convert.ToDecimal(price);int numlength = System.Text.Encoding.Default.GetBytes(num).Length;if (numlength < nums){num = AddSpace(num, nums - numlength);}int pricelength = System.Text.Encoding.Default.GetBytes(price).Length;if (pricelength < prices){price = AddSpace(price, prices - pricelength);}sw.Append(name + "\n");sw.Append("                      " + Convert.ToDecimal(price).ToString("#0.00") + "       " + Convert.ToDecimal(num).ToString("#0.00") + "       " + (Convert.ToDecimal(price) * Convert.ToDecimal(num)).ToString("#0.00") + "       " + "\n");}sw.Append("-----------------------------------------------------" + "\n");sw.Append("                  总数：" + dt.Rows.Count + "\n");//计算合计金额：  sw.Append("                  合计：" + total.ToString("#0.00") + "\n");//合计金额sw.Append("                  现金：" + total.ToString("#0.00") + "\n");//实收现金sw.Append("                  找赎：" + 0 + "\n");//实收现金sw.Append("                                         \t\t" + "\n");sw.Append("---------------------配送留存---------------------------" + "\n");sw.Append("运单号:" + dt.Rows[0]["sheet_no"].ToString() + "\n");return sw.ToString();}#region 该函数动态添加空格，对齐小票public string AddSpace(string text, int length){text = text.PadRight(length, ' ');return text;}#endregion

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