itextSharp 對pdf的每一個頁面添加footer/header

 1   static void SetAllHeaderFooter(string inputPath)
 2         {
 3 
 4             PdfReader reader=new PdfReader(inputPath);
 5             PdfStamper stamp=new PdfStamper(reader , new FileStream(Guid.NewGuid().ToString("N")+".pdf" , FileMode.Create));
 6 
 7 
 8             for(int i=1 ; i<=reader.NumberOfPages ; i++)
 9             {
10                 AddHeaderFooter(stamp , i , reader.NumberOfPages);
11             }           
12             
13             stamp.Close();
14             reader.Close();
15          
16         }

 1   static void AddHeaderFooter(PdfStamper stamp,int pageNum,int pageCount)
 2         {
 3 
 4              PdfContentByte cb =stamp.GetOverContent(pageNum); 
 5 
 6              Color green=new Color(0 , 131 , 34);
 7              BaseFont bf = BaseFont.CreateFont(BaseFont.HELVETICA , BaseFont.CP1252 , BaseFont.NOT_EMBEDDED); 
 8 
 9              var header=new Rectangle(50 , 795 , 570 , 815);
10              header.BackgroundColor=green;
11              header.BorderColor=green;
12              cb.Rectangle(header);
13              cb.Stroke();
14 
15              var footer=new Rectangle(50 , 35 , 570 , 55);
16              footer.BackgroundColor=green;
17              footer.BorderColor=green;
18              cb.Rectangle(footer);
19              cb.Stroke();
20 
21              cb.SetRGBColorFill(255 , 255 , 255);
22 
23              cb.BeginText();
24              cb.SetFontAndSize(bf , 12);
25              cb.SetTextMatrix(70 , 800);
26         
27              cb.ShowText("U als ondernemer");
28              cb.SetTextMatrix(550-bf.GetWidthPoint("Resultaten" , 12) , 800);
29              cb.ShowText("Resultaten");
30              cb.EndText();
31             
32              String pageText =string.Format("Page {0} of  {1}",pageNum,pageCount);
33              float pageLen = bf.GetWidthPoint(pageText , 12);
34              cb.BeginText();
35              cb.SetFontAndSize(bf , 12);
36              cb.SetTextMatrix(280 , 40);
37              cb.ShowText(pageText);
38              cb.EndText();
39              cb.ResetRGBColorFill();
40 
41          
42 
43         }

最終結果是長這樣的：