using Spire.Xls;using System.Drawing;namespace InsertImage_XLS{  class Program  {    static void Main(string[] args)    {      //創建Workbook對象      Workbook workbook = new Workbook();       //獲取第一張工作表      Worksheet sheet = workbook.Worksheets[0];      //指定列寬、行高      sheet.Columns[0].ColumnWidth = 50;      sheet.Rows[0].RowHeight = 160;      //加載圖片，添加到指定單元格      ExcelPicture picture = sheet.Pictures.Add(1,1, "tp.png");      //指定圖片寬度和高度      picture.Width = 300;      picture.Height = 180;      //通過LeftColumnOffset和TopRowOffset屬性值設置圖片在單元格中的橫向、縱向對齊      picture.LeftColumnOffset = 75;      picture.TopRowOffset = 20;      //保存文檔      workbook.SaveToFile("result.xlsx", FileFormat.Version2013);      System.Diagnostics.Process.Start("result.xlsx");    }  }}

public void InsertPicture(string RangeName, string PicturePath, Microsoft.Office.Interop.Excel.Worksheet worksheet)    {      Microsoft.Office.Interop.Excel.Range m_objRange = worksheet.get_Range(RangeName, Type.Missing);      m_objRange.Select();      float PicLeft, PicTop, PicWidth, PicHeight;　　　　//距離左邊距離，頂部距離，圖片寬度、高度      PicTop = Convert.ToSingle(m_objRange.Top);      PicWidth = Convert.ToSingle(m_objRange.MergeArea.Width);      PicHeight = Convert.ToSingle(m_objRange.Height)-10;      PicWidth = Convert.ToSingle(m_objRange.Width)-10;      PicLeft = Convert.ToSingle(m_objRange.Left);//+ (Convert.ToSingle(rng.MergeArea.Width) - PicWidth) / 2;                    try      {        //worksheet.Shapes.AddPicture(PicturePath, Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoTrue, PicLeft, PicTop, PictuteWidth, PictureHeight);        worksheet.Shapes.AddPicture(PicturePath, Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoTrue, PicLeft, PicTop, 90, 70);      }      catch      {      }    }