apose 模版填充数据，合并单元格

var templatePath = Server.MapPath(@"/Template/区域订单列表导出模板.xlsx");
             //NPOIHelper.GetTemplateToExcel(templatePath,list);
             Workbook workbook = new Workbook();
             workbook.Open(templatePath);
             Cells cells= workbook.Worksheets[0].Cells;
             if (list != null)
             {
                 int row = 1;//交易单行数  
                 //获取交易订单列表
                 foreach (var item in list)
                 { 
                     var startmergepos = row;
                     //// 获取交易订单对应的订单数，做合并行准备
                     var rowsorder = item.OrderList.Count;
                    
                     //合并单元格cells.Merge(1, 0, 3, 1) 参数1代表当前行，参数0代表当前行当前列即第一行第一列，参数3合并的行数，参数4合并的列数
                     cells.Merge(startmergepos, 0, rowsorder, 1);
                     cells[startmergepos, 0].PutValue(item.DealCode);
                     cells[startmergepos, 0].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); //设置单元格合并后垂直居中显示

                     cells.Merge(startmergepos, 1, rowsorder, 1);
                     cells[startmergepos, 1].PutValue(item.TotalProductMoney.ToString("f2"));
                     cells[startmergepos, 1].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); 

                     cells.Merge(startmergepos, 2, rowsorder, 1);
                     cells[startmergepos, 2].PutValue(item.DeliveryFee.ToString("f2"));
                     cells[startmergepos, 2].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); 

                     cells.Merge(startmergepos, 3, rowsorder, 1);
                     cells[startmergepos, 3].PutValue((item.TotalMoney-item.RealityMoney).ToString("f2"));
                     cells[startmergepos, 3].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); 

                     cells.Merge(startmergepos, 4, rowsorder, 1);
                     cells[startmergepos, 4].PutValue(item.PayMentStr);
                     cells[startmergepos, 4].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); 

                     cells.Merge(startmergepos, 5, rowsorder, 1);
                     cells[startmergepos,5].PutValue(item.PayState==0?"未付款":"已付款");
                     cells[startmergepos, 5].SetStyle(new Style() { HorizontalAlignment = TextAlignmentType.Center }); 

                     for (int i = 0; i < rowsorder; i++)
                     {
                         cells[row + i, 6].PutValue(item.OrderList[i].OrderId);
                         if (item.OrderList[i].ListOrder_Items!=null&&item.OrderList[i].ListOrder_Items.Count > 0)
                         {
                             cells[row + i, 7].PutValue(item.OrderList[i].ListOrder_Items[0].ProductName);
                             cells[row + i, 8].PutValue(item.OrderList[i].ListOrder_Items[0].SpecHtml);
                             cells[row + i, 8].SetStyle(new Style() {  IsTextWrapped=true});
                             //cells.SetRowHeight(row + i, 200);//设置单元格高度
                             cells[row + i, 9].PutValue(item.OrderList[i].ListOrder_Items[0].Quantity);
                         }
                         else
                         {
                             cells[row + i, 7].PutValue("");
                             cells[row + i, 8].PutValue("");
                             cells[row + i, 9].PutValue("");
                         }
                         cells[row + i, 10].PutValue(item.OrderList[i].TotalMoney);
                         cells[row + i, 11].PutValue(item.OrderList[i].UserName);
                         cells[row + i, 12].PutValue(item.OrderList[i].DepartMentName);
                         cells[row + i, 13].PutValue(item.OrderList[i].CreateTime.ToString("yyyy-MM-dd hh:mm:ss"));
                         cells[row + i, 14].PutValue(item.OrderList[i].StateString);
                         if (item.OrderList[i].IsStock == 0)
                         {
                             cells[row + i, 15].PutValue("生产单");
                         }
                         else if (item.OrderList[i].IsStock == 1)
                         {
                             cells[row + i, 15].PutValue("备库单");
                         }
                         else if (item.OrderList[i].IsStock == 2)
                         {
                             cells[row + i, 15].PutValue("出库单");
                         }
                      }
　　　　　　　　　　　　//这是合并单元格后的行数，一定注意，要加上合并的行数，不然会实现不了上图的效果
                     row = startmergepos + rowsorder; 
                 }
                


             }
             var filename = HttpUtility.UrlEncode("区域订单列表", System.Text.Encoding.UTF8) +DateTime.Now.ToString("yyyyMMddhhmmss")+ ".xls";
         　　//转换成流字节，输出浏览器下载
             var byti = workbook.SaveToStream().GetBuffer(); 
             ////通知浏览器保存文件，其实也就是输出到浏览器
             Response.Clear();
             Response.ContentType = "application/octet-stream";
             Response.AppendHeader("Content-Disposition", "attachment;filename=" + filename);
             Response.BinaryWrite(byti);
             Response.Flush();
             Response.Close();