1 static public bool WatermarkPDF(
string SourcePdfPath,
string OutputPdfPath,
string WatermarkPath,
int positionX,
int positionY,
int WatermarkHeight,
int WatermarkWidth,
out string msg)
2 {
3 try
4 {
5 PdfReader reader =
new PdfReader(SourcePdfPath);
6 PdfStamper stamp =
new PdfStamper(reader,
new FileStream(OutputPdfPath, FileMode.Create));
7 int n =
reader.NumberOfPages;
8 int i =
0;
9 PdfContentByte under;
10 iTextSharp.text.Image im =
iTextSharp.text.Image.GetInstance(WatermarkPath);
11 im.SetAbsolutePosition(positionX, positionY);
12 im.ScaleAbsolute(WatermarkWidth, WatermarkHeight);
13
14 while (i <
n)
15 {
16 i++
;
17 under =
stamp.GetUnderContent(i);
18 under.AddImage(im,
true);
19
20 }
21 stamp.Close();
22 reader.Close();
23 }
24 catch (Exception ex)
25 {
26 msg =
ex.Message;
27 return false;
28 }
29 msg =
"加水印成功！";
30 return true;
31 }
View Code
调用方法
WatermarkPDF("N.pdf", "N1.pdf", "Signer.JPG", 200, 200, 100, 200, out msg)
转载于:https://www.cnblogs.com/wonder223/p/3559347.html
