private void insertPic(string tqcode, ExcelAccess ea, int left, int top, int width, int height) { Bitmap map = GisHelper.GetDytqMap(tqcode, 700, 600); if (map != null) { string filename = Path.GetTempFileName() + ".png"; map.Save(filename); ea.InsertPicture(filename, top, left, height, width); try { File.Delete(filename); } catch { } } }