- // 需要从 nuget 上下载 iTextSharp.dll 和 itextsharp.xmlworker.dll
- public void iTextSharpCreatPDF(string imagepath,string imageName)// 图片路径, 图片名字
- {
- string pdfpath = System.web.HttpContext.Current.Server.MapPath("~/Files/");// 要保存的服务器路径
- //string imagepath = System.Web.HttpContext.Current.Server.MapPath("~/log/DPD/");
- Document doc = new Document(new Rectangle(390, 400), 0, 0, 0, 0); //new Rectangle(1000,1000)
- // 指定文件预设开档时的缩放为 100%
- //PdfDestination pdfDest = new PdfDestination(PdfDestination.XYZ, 0, doc.PageSize.Height, 1f);
- try
- {
- PdfWriter.GetInstance(doc, new FileStream(pdfpath + "/"+ imageName + ".pdf", FileMode.Create));
- doc.Open();
- // 下面对图片进行操作
- //Image image = Image.GetInstance(imagepath + "/DPD_15505984238198.jpg");
- Image image = Image.GetInstance(imagepath);
- float percentage = 1;
- // 这里都是图片最原始的宽度与高度
- float resizedWidht = image.Width;
- float resizedHeight = image.Height;
- //// 这里用计算出来的百分比来缩小图片
- image.ScalePercent(percentage * 100);
- // 让图片的中心点与页面的中心店进行重合
- image.SetAbsolutePosition(doc.PageSize.Width / 2 - resizedWidht / 2, doc.PageSize.Height / 2 - resizedHeight / 2);
- doc.Add(image);
- }
- catch (DocumentException dex)
- {
- System.Web.HttpContext.Current.Response.Write(dex.Message);
- }
- catch (IOException ioex)
- {
- System.Web.HttpContext.Current.Response.Write(ioex.Message);
- }
- catch (Exception ex)
- {
- System.Web.HttpContext.Current.Response.Write(ex.Message);
- }
- finally
- {
- doc.Close();
- }
- }
来源: http://www.bubuko.com/infodetail-2540386.html