应用Itextsharp 添加图片到pdf

Posted 2021-11-25 sharing1986687846

 

 

调用：

 string[] files = { "jyadmin20160700111.jpg", "jyadmin20170720128.jpg", "jyadmin20170730127.jpg" };
            string imgs = string.Join(",",files);

            CreatePdf(imgs);

 

 

 

#region 图片插入PDF方法


        /// <summary>
        /// pdf添加图片
        /// </summary>
        /// <param name="imglist">图片的list</param>
        public void CreatePdf(string imglist)
        {

            ///分割list
            string[] imgs = imglist.Split(‘,‘);

            //string pdfpath = Server.MapPath("pdf");

            //string imagepath = Server.MapPath("Image");

            string pdfpath = @"G:\MyWeb\Web学习\Windows\LiveProject\LiveProject\Images\"; //文件路

径
            string imagepath = @"G:\MyWeb\Web学习\Windows\LiveProject\LiveProject\Images\";

            ///实例化一个doc 对象
            Document doc = new Document();
            try
            {
                ///创建一个pdf 对象
                PdfWriter.GetInstance(doc,
                    new FileStream(pdfpath + "/" + DateTime.Now.ToString("yyyyMMddhhssff") + 

".pdf", FileMode.Create));

                //打开文件
                doc.Open();
                 

                ///向文件中添加单个图片
                //iTextSharp.text.Image image = iTextSharp.text.Image.GetInstance(imagepath + 

"/jyadmin20160700111.jpg");

                //image.ScaleToFit(520, 800);
                //doc.Add(image);

                ///向文件中循环添加图片
                iTextSharp.text.Image image;
                for (int i = 0; i < imgs.Length; i++)
                {
                     image = iTextSharp.text.Image.GetInstance(imagepath + imgs[i].ToString());

                    image.ScaleToFit(520, 800);
                    doc.NewPage();
                    doc.Add(image);
                }

            }

            catch (DocumentException dex)
            {
                ////如果文件出现异常输入文件异常
                Response.Write("文件异常：" + dex.Message);

            }

            catch (IOException ioex)
            {
                ////如果文件读写出现异常输入文件异常
                Response.Write("文件读写异常:" + ioex.Message);

            }

            catch (Exception ex)
            {

                Response.Write(ex.Message);

            }

            finally
            {

                doc.Close();

            }

        }

        #endregion