Aspose.cell 导出到Excell 模板（带图片）

 List<GeologyExport> lsEntity = new List<GeologyExport>();//使用实体类对象
            GeologyExport geology = new GeologyExport();


//模板中单元格内进行数据绑定

 lsEntity.Add(geology);

//创建一个workbookdesigner对象
            WorkbookDesigner designer = new WorkbookDesigner();
            //制定报表模板
            string path = Application.StartupPath + "\\template\\*****模板.xls";
            designer.Open(path);

            //设置实体类对象
            designer.SetDataSource("GeologyExport", lsEntity);
            var sheet = designer.Workbook.Worksheets[0];
           var objImage = new System.IO.MemoryStream(ImageHelper.ImageToBytes(this.finishImg));
//设置插入图片位置           
sheet.Pictures.Add(21, 1,34, 10, objImage);
            //根据数据源处理生成报表内容
            designer.Process();
            //保存Excel文件
            string fileToSave = "F:" + "\\****.xls";
            if (File.Exists(fileToSave))
            {
                File.Delete(fileToSave);
            }
            designer.Workbook.Save(fileToSave, FileFormatType.Excel97To2003);
            //打开Excel文件
            Process.Start(fileToSave);