iTextSharp动态生成多页pdf及追加内容等记录

1.初始化代码

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string appDomainPath = AppDomain.CurrentDomain.BaseDirectory + @"\";
            if (isWebApp)
            {
                appDomainPath = System.Web.HttpRuntime.AppDomainAppPath + @"bin\";
            }
            string SavePath = string.Format(@"{0}pdfTemplate\{1}{2}.{3}", appDomainPath, saveFileName, DateTime.Now.ToString("yyyyMMddHHmmssfff"), "pdf");
            string ImageLogoPath = string.Format(@"{0}pdfTemplate\{1}.{2}", appDomainPath, "logo", "jpg");
            string ImageLogoERcodePath = string.Format(@"{0}pdfTemplate\{1}.{2}", appDomainPath, "logoErcode", "png");
 
            using (Document document = new Document())
            {
                //中文字体
                string chinese = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Fonts), "simhei.ttf");
                BaseFont baseFont = BaseFont.CreateFont(chinese, BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
                //文字大小12，文字样式
                Font cn = new Font(baseFont, 12, Font.NORMAL);
                Font fontToLabel = new Font(baseFont, 10, Font.NORMAL, BaseColor.BLACK);
                Font fontToValue = new Font(baseFont, 12, Font.BOLD, BaseColor.BLACK);
                Font fontToValue8 = new Font(baseFont, 10, Font.BOLD, BaseColor.BLACK);
                Font fontLIGHT_GRAY = new Font(baseFont, 10, Font.NORMAL, BaseColor.LIGHT_GRAY);
 
                PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(@SavePath, FileMode.Create));
                document.Open();
                PdfContentByte ConByte_Up = writer.DirectContent;//当前页
                #region header title
 
                //最后一个参数是颜色，这里可以是rgb格式，也可以是默认定义的
                Phrase Phr_HeaderTitle = new Phrase("x x 书", new Font(baseFont, 22, Font.BOLD, BaseColor.BLACK));
                ColumnText.ShowTextAligned(ConByte_Up, Element.ALIGN_CENTER, Phr_HeaderTitle, 300, 786, 0);
 
                //add logo
                Image imgLogo = Image.GetInstance(ImageLogoPath);
                AddImageToDoc(writer, imgLogo, 3, 744 + imgLogo.Height);
 
                Image imgLogoERcode = Image.GetInstance(ImageLogoERcodePath);
                AddImageToDoc(writer, imgLogoERcode, 510, 720 + imgLogo.Height, 0.4f);
 
                #endregion
 
                #region header 头部内容
 
                AddNewLable(dicTitle, "致:", "QHContactPerson", ConByte_Up, fontToLabel, fontToValue, 3, 720);
 
                AddNewLable(dicTitle, "我司", "JJCompanyNa", ConByte_Up, fontToLabel, fontToValue, 3, 690);
                AddNewLable(dicTitle, "委派", "kyename", ConByte_Up, fontToLabel, fontToValue, 180, 690);
                AddNewLable(dicTitle, "于", "GoodsTime", ConByte_Up, fontToLabel, fontToValue, 160 * 2, 690, 20);
                AddNewLable(dicTitle, "至贵处取货，请予以配合。", "", ConByte_Up, fontToLabel, fontToValue, 150 * 3, 690);
                #endregion
 
 
                float Tleft = 18f;
                float TcurrLableYSum = 792 - 72 * 2;
                float TcurrLabelWidth = 60f;
                float TcurrWidthAdd = 200f;
                float TcurrHeigthAdd = 25f;
 
 
                #region header 头部详细内容 792
 
                #region 加背影
 
 
                ConByte_Up.SetColorFill(BaseColor.LIGHT_GRAY);
                ConByte_Up.Rectangle(6, TcurrLableYSum - TcurrHeigthAdd * 4 + 15, 580, TcurrHeigthAdd * 4.3);
                ConByte_Up.Fill();
                ConByte_Up.Stroke();
 
                ConByte_Up.SetColorStroke(BaseColor.GRAY);
                ConByte_Up.MoveTo(TcurrWidthAdd + Tleft - 8, TcurrLableYSum + 20);
                ConByte_Up.SetLineDash(3f, 3f);
                ConByte_Up.LineTo(TcurrWidthAdd + Tleft - 8, TcurrLableYSum - TcurrHeigthAdd * 2 - 30);
                ConByte_Up.Stroke();
 
                ConByte_Up.SetColorStroke(BaseColor.GRAY);
                ConByte_Up.MoveTo(TcurrWidthAdd * 2 + Tleft - 8, TcurrLableYSum + 20);
                ConByte_Up.SetLineDash(3f, 3f);
                ConByte_Up.LineTo(TcurrWidthAdd * 2 + Tleft - 8, TcurrLableYSum - TcurrHeigthAdd * 2 - 30);
                ConByte_Up.Stroke();
 
                #endregion
                //第一行
                AddNewLable(dicTitle, "取货联系人", "QHContactPerson", ConByte_Up, fontToLabel, fontToValue, Tleft, TcurrLableYSum, Element.ALIGN_LEFT, TcurrLabelWidth);
                AddNewLable(dicTitle, "寄件公司", "JJCompanyNa", ConByte_Up, fontToLabel, fontToValue, TcurrWidthAdd + Tleft, TcurrLableYSum, Element.ALIGN_LEFT, TcurrLabelWidth);
                AddNewLable(dicTitle, "取货司机", "QHMan", ConByte_Up, fontToLabel, fontToValue, (TcurrWidthAdd * 2) + Tleft, TcurrLableYSum, Element.ALIGN_LEFT, TcurrLabelWidth);
                //第二行
                AddNewLable(dicTitle, "联系方式", "QHContactWay", ConByte_Up, fontToLabel, fontToValue, Tleft, TcurrLableYSum - TcurrHeigthAdd, Element.ALIGN_LEFT, TcurrLabelWidth);
                AddNewLable(dicTitle, "寄件人", "JJContactPerson", ConByte_Up, fontToLabel, fontToValue, TcurrWidthAdd + Tleft, TcurrLableYSum - TcurrHeigthAdd, Element.ALIGN_LEFT, TcurrLabelWidth);
                AddNewLable(dicTitle, "取货车牌号", "QHCar", ConByte_Up, fontToLabel, fontToValue, (TcurrWidthAdd * 2) + Tleft, TcurrLableYSum - TcurrHeigthAdd, Element.ALIGN_LEFT, TcurrLabelWidth);
                //第三行
                AddNewLable(dicTitle, "取货地址", "QHAddress", ConByte_Up, fontToLabel, fontToValue8, Tleft, TcurrLableYSum - TcurrHeigthAdd * 2, Element.ALIGN_LEFT, TcurrLabelWidth, true, 200, 15);
                AddNewLable(dicTitle, "联系方式", "JJContactWay", ConByte_Up, fontToLabel, fontToValue, TcurrWidthAdd + Tleft, TcurrLableYSum - TcurrHeigthAdd * 2, Element.ALIGN_LEFT, TcurrLabelWidth);
                AddNewLable(dicTitle, "司机联系方式", "QHManContactWay", ConByte_Up, fontToLabel, fontToValue, (TcurrWidthAdd * 2) + Tleft, TcurrLableYSum - TcurrHeigthAdd * 2, Element.ALIGN_LEFT, TcurrLabelWidth);
 
                //备注
                AddNewLable(dicTitle, "备注：", "JJRemark", ConByte_Up, fontToLabel, fontToValue, Tleft, TcurrLableYSum - TcurrHeigthAdd * 4, Element.ALIGN_LEFT, TcurrLabelWidth, true, 550, 15);
 
                //签字
                AddNewLable(dicTitle, "签字：", "Siger", ConByte_Up, fontToLabel, fontToValue, (TcurrWidthAdd) + Tleft * 3, TcurrLableYSum - TcurrHeigthAdd * 8, 30);
                AddNewLable(dicTitle, "日期：", "SigerDate", ConByte_Up, fontToLabel, fontToValue, (TcurrWidthAdd * 2), TcurrLableYSum - TcurrHeigthAdd * 8, 30);
 
                #endregion
 
                var getPageOne = dicList.Take(2);
                #region 明细第一页,最多两个
 
                AddListDetails(dicTitle, fontToLabel, fontToValue, fontToValue8, fontLIGHT_GRAY,
                   writer, ConByte_Up, TcurrLableYSum - TcurrHeigthAdd * 10, TcurrHeigthAdd, getPageOne);
 
                //页数
                string pageSize = string.Format("页码：{0}/{1}", 1, 1);
 
                #endregion
 
                #region 明细第n页，每页最多4个
                var getPageGetMoreTow = dicList.Skip(2);
 
 
                var currNextList = getPageGetMoreTow.Take(4);
                var AllPageSize = Math.Ceiling(getPageGetMoreTow.Count() / 4F);
                if (AllPageSize > 0)
                {
                    AllPageSize++;
                    pageSize = string.Format("页码：{0}/{1}", 1, AllPageSize);
                }
                AddNewLable(dicTitle, pageSize, "", ConByte_Up, fontToLabel, fontToValue, 300, 10, Element.ALIGN_CENTER);
 
                int runNM = 0;
                while (currNextList.Count() > 0)
                {
                    //新页面
                    document.NewPage();
 
                    AddListDetails(dicTitle, fontToLabel, fontToValue, fontToValue8, fontLIGHT_GRAY,
                       writer, ConByte_Up, 800, TcurrHeigthAdd, currNextList, true);
 
                    //下次
                    runNM++;
                    currNextList = getPageGetMoreTow.Skip(4 * runNM).Take(4);
 
 
                    //页数
                    pageSize = string.Format("页码：{0}/{1}", runNM + 1, AllPageSize);
                    AddNewLable(dicTitle, pageSize, "", ConByte_Up, fontToLabel, fontToValue, 300, 10, Element.ALIGN_CENTER);
                }
 
                #endregion
 
                ////新页面
                //document.NewPage();
                //AddImageToDoc(writer, imgLogo, 3, 744 + imgLogo.Height);
                //AddImageToDoc(writer, imgLogoERcode, 510, 720 + imgLogo.Height, 0.4f);
 
 
            }

2.小方法

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private int AddListDetails(Dictionary<string, string> dicTitle, Font fontToLabel, Font fontToValue, Font fontToValue8,
            Font fontLIGHT_GRAY, PdfWriter writer, PdfContentByte ConByte_Up, float TcurrBaseY, float TcurrHeigthAdd, IEnumerable<Dictionary<string, string>> getPageOne, bool hasPage = false)
        {
            int beseRun = 0;
            foreach (var item in getPageOne)
            {
                if (!hasPage)
                {
                    AddNewLable(dicTitle, "--------------------------------------------------由此撕开--------------------------------------------------", "",
                                      ConByte_Up, fontLIGHT_GRAY, fontToValue, 300, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8) + TcurrHeigthAdd, Element.ALIGN_CENTER);
                }
 
                if (item.ContainsKey("YDCode"))
                {
                    var YDCode = item["YDCode"];
                    //插入图片128
                    var ydcode1Image = GetImageCode128(YDCode);
                    var ydcode1ImageToPost = GetImageToPoint(ydcode1Image, 0.45f, 0, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8) - TcurrHeigthAdd * 3.5f);
                    writer.DirectContent.AddImage(ydcode1ImageToPost);
                }
 
                AddNewLable(item, "", "YDCode", ConByte_Up, fontToLabel, fontToValue, 20, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8) - TcurrHeigthAdd * 4);
                AddNewLable(item, "收件公司:", "SJCompanyNa", ConByte_Up, fontToLabel, fontToValue, 180, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8), Element.ALIGN_LEFT, 45);
                AddNewLable(item, "收件地址", "SJAddress", ConByte_Up, fontToLabel, fontToValue8, 380, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 18);
 
                if (item.ContainsKey("DeliveryDetail"))
                {
                    var getdeliveryDetails = item["DeliveryDetail"].JsonTo<List<GoodsInfo>>();
                    if (getdeliveryDetails != null && getdeliveryDetails.Count > 0)
                    {
                        ConByte_Up.SetColorFill(BaseColor.LIGHT_GRAY);
                        ConByte_Up.Rectangle(180 - 2, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8) - 3, 380, 15);
                        ConByte_Up.Fill();
                        ConByte_Up.Stroke();
 
                        //货物详情明细:
                        AddNewLable(item, "型号", "", ConByte_Up, fontToLabel, fontToValue, 180, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
                        AddNewLable(item, "名称", "", ConByte_Up, fontToLabel, fontToValue, 180 + 80 * 1, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
                        AddNewLable(item, "件数", "", ConByte_Up, fontToLabel, fontToValue, 180 + 80 * 2, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
                        AddNewLable(item, "其它内容1", "", ConByte_Up, fontToLabel, fontToValue, 180 + 80 * 3, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
                        AddNewLable(item, "其它内容2", "", ConByte_Up, fontToLabel, fontToValue, 180 + 80 * 4, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
 
                        int currRun2 = 0;
                        foreach (var item2 in getdeliveryDetails)
                        {
                            AddNewLable(item, item2.Model, "", ConByte_Up, fontToValue8, fontToLabel, 180, TcurrBaseY - TcurrHeigthAdd * (3 + beseRun * 8) - currRun2 * TcurrHeigthAdd, Element.ALIGN_LEFT, 45, true, 550, 15);
                            AddNewLable(item, item2.Name, "", ConByte_Up, fontToValue8, fontToLabel, 180 + 80 * 1, TcurrBaseY - TcurrHeigthAdd * (3 + beseRun * 8) - currRun2 * TcurrHeigthAdd, Element.ALIGN_LEFT, 45, true, 550, 15);
                            AddNewLable(item, item2.Quantity, "", ConByte_Up, fontToValue8, fontToLabel, 180 + 80 * 2, TcurrBaseY - TcurrHeigthAdd * (3 + beseRun * 8) - currRun2 * TcurrHeigthAdd, Element.ALIGN_LEFT, 45, true, 550, 15);
                            AddNewLable(item, item2.Other1, "", ConByte_Up, fontToValue8, fontToLabel, 180 + 80 * 3, TcurrBaseY - TcurrHeigthAdd * (3 + beseRun * 8) - currRun2 * TcurrHeigthAdd, Element.ALIGN_LEFT, 45, true, 550, 15);
                            AddNewLable(item, item2.Other2, "", ConByte_Up, fontToValue8, fontToLabel, 180 + 80 * 4, TcurrBaseY - TcurrHeigthAdd * (3 + beseRun * 8) - currRun2 * TcurrHeigthAdd, Element.ALIGN_LEFT, 45, true, 550, 15);
 
                            currRun2++;
                        }
                    }
                    else
                    {
                        //货物详情:
                        AddNewLable(item, "货物详情:", "DeliveryDetail", ConByte_Up, fontToLabel, fontToValue, 180, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
 
                    }
                }
                else
                {
                    //货物详情:
                    AddNewLable(item, "货物详情:", "DeliveryDetail", ConByte_Up, fontToLabel, fontToValue, 180, TcurrBaseY - TcurrHeigthAdd * (2 + beseRun * 8), Element.ALIGN_LEFT, 45, true, 550, 15);
 
                }
 
                beseRun++;
 
                if (beseRun < getPageOne.Count())
                {
                    AddNewLable(dicTitle, "--------------------------------------------------由此撕开--------------------------------------------------", "",
                        ConByte_Up, fontLIGHT_GRAY, fontToValue, 300, TcurrBaseY - TcurrHeigthAdd * (beseRun * 8) + TcurrHeigthAdd, Element.ALIGN_CENTER);
                }
            }
 
            return beseRun;
        }
 
        private static void AddNewLable(Dictionary<string, string> dic, string lableName, string keyName, PdfContentByte ConByte_Up, Font fontToLabel, Font fontToValue, float x, float y, int ealign = Element.ALIGN_LEFT, float w = 30, bool isMuli = false, float muliWidth = 130, float muliHeightAdd = 30, float rotation = 0)
        {
            if (y <= 0)
            {
                y = 10;
            }
            if (!lableName.IsNullOrEmpty())
            {
                Phrase Phr_lable = new Phrase(lableName, fontToLabel);
                ColumnText.ShowTextAligned(ConByte_Up, ealign, Phr_lable, x, y, rotation);
            }
 
            string GetValue = dic.ContainsKey(keyName) ? dic[keyName] : "";
            if (!GetValue.IsNullOrEmpty())
            {
                if (isMuli)
                {
                    ColumnText column = new ColumnText(ConByte_Up);
                    column.SetSimpleColumn(new Phrase(GetValue, fontToValue), muliWidth, 0, x + w, y + muliHeightAdd, 15, Element.ALIGN_TOP);
 
                    column.Go();
                }
                else
                {
 
                    Phrase Phr_Value = new Phrase(GetValue, fontToValue);
                    ColumnText.ShowTextAligned(ConByte_Up, ealign, Phr_Value, x + w, y, rotation);
                }
            }
        }
 
        private static void AddImageToDoc(PdfWriter writer, Image img, float x, float y, float percent = 1)
        {
            //这里用计算出来的百分比来缩小图片 
            img.ScalePercent(percent * 100);
            //图片定位，页面总宽283，高416；这里设置0,0的话就是页面的左下角 让图片的中心点与页面的中心店进行重合 
            img.SetAbsolutePosition(x, y);
            writer.DirectContent.AddImage(img);
        }
 
        /// <summary>
        /// 用于xx书
        /// </summary>
        public string PDFWithAddImage(string filePath, string filePath2, string ydcode1)
        {
            using (Stream inputPdfStream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))
            using (Stream outputPdfStream = new FileStream(filePath2, FileMode.Create, FileAccess.Write, FileShare.None))
            {
                var reader = new PdfReader(inputPdfStream);
                var stamper = new PdfStamper(reader, outputPdfStream);
                var pdfContentByte = stamper.GetOverContent(1);
 
                //插入图片
                var ydcode1Image = GetImageCode128(ydcode1);
                //var ydcode2Image = GetImageCode128(ydcode1);
 
                var ydcode1ImageToPost = GetImageToPoint(ydcode1Image, 0.5f, 2, 340);
                var ydcode2ImageToPost = GetImageToPoint(ydcode1Image, 0.5f, 2, 170);
 
                pdfContentByte.AddImage(ydcode1ImageToPost);
                pdfContentByte.AddImage(ydcode2ImageToPost);
 
                stamper.Close();
            }
            return filePath2;
 
        }
        public Image GetImageToPoint(System.Drawing.Image image, float percentage, float x, float y)
        {
            Image img = Image.GetInstance(image, System.Drawing.Imaging.ImageFormat.Bmp);
 
            //这里用计算出来的百分比来缩小图片 
            img.ScalePercent(percentage * 100);
 
            img.ScaleAbsoluteHeight(img.PlainHeight * 4);
 
            //图片定位，页面总宽283，高416；这里设置0,0的话就是页面的左下角 让图片的中心点与页面的中心店进行重合 
            img.SetAbsolutePosition(x, y);
            return img;
        }
        public void DeleteFile(string saveFilePath)
        {
            try
            {
                File.Delete(saveFilePath);
            }
            catch (Exception ex)
            {
            }
        }

3 字体相关

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//设置支持中文字体 
               BaseFont baseFont = BaseFont.CreateFont("C:\\WINDOWS\\FONTS\\msyhbd.TTC,0", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
               pdfFormFields.AddSubstitutionFont(baseFont);

4 条码

　

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public System.Drawing.Image GetImageCode128(string codetext)
     {
         System.Drawing.Image ydcodeImage = Code128Rendering.MakeBarcodeImage(codetext, 2, true);
 
         return ydcodeImage;
     }

5 获对象属性值

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public Dictionary<string, string> getProperties<T>(T t)
       {
           Dictionary<string, string> tStr = new Dictionary<string, string>();
           if (t == null)
           {
               return tStr;
           }
           System.Reflection.PropertyInfo[] properties = t.GetType().GetProperties(System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public);
 
           if (properties.Length <= 0)
           {
               return tStr;
           }
           foreach (System.Reflection.PropertyInfo item in properties)
           {
               string name = item.Name;
               object value = item.GetValue(t, null);
               if (item.PropertyType.IsValueType || item.PropertyType.Name.StartsWith("String"))
               {
                   tStr.Add(name, value.ToNotNullString());
               }
           }
           return tStr;
       }

6 向pdf中加内容图片什么的

?
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public string PDFWithAddImage(string filePath, string filePath2, string ydcode1)
      {
          using (Stream inputPdfStream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))
          using (Stream outputPdfStream = new FileStream(filePath2, FileMode.Create, FileAccess.Write, FileShare.None))
          {
              var reader = new PdfReader(inputPdfStream);
              var stamper = new PdfStamper(reader, outputPdfStream);
              var pdfContentByte = stamper.GetOverContent(1);
 
              //插入图片
              var ydcode1Image = GetImageCode128(ydcode1);
              //var ydcode2Image = GetImageCode128(ydcode1);
 
              var ydcode1ImageToPost = GetImageToPoint(ydcode1Image, 0.5f, 2, 340);
              var ydcode2ImageToPost = GetImageToPoint(ydcode1Image, 0.5f, 2, 170);
 
              pdfContentByte.AddImage(ydcode1ImageToPost);
              pdfContentByte.AddImage(ydcode2ImageToPost);
 
              stamper.Close();
          }
          return filePath2;
 
      }

　　

　　

 

posted @   xlgwr  阅读(1848)  评论(0)  编辑  收藏  举报
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