Add(new Chunk(“chunk”, “This chunk a new text!”)); (); Refer: Using iTextSharp To Watermark/Write Text To Existing PDF’s[^]. In the last couple of examples of chapter 4, we worked with an existing PDF document. We’ll start by adding a text annotation, some text, and a new check box. Up until now, we’ve created new documents using the five steps in the iText Listing Adding text to an existing document. Figure

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An exception is thrown when trying to call doc. We also use the pdfDoc object to find the number of pages in the original PDF. Chunks have no concept of how to force a new. Then we add text to the corresponding page in the document. There are different ways to work around this. In addition to the excellent answers above, the following shows how to add text to each page of a multi-page document:. A footer with the page number Choose the type you’d like to provide: There were two versions of this example.

I cannot use PDF forms. ShowTextAligned 2, text, 0 ; cb. We create a PdfCanvas object for the page line 13and we stroke a gray line using the dimensions of the original mediaBox line The AddContent example shows how we can add content to every page in an existing document.

So, exception handling starts to make its appearance, so that at least the iyextsharp object is released. However, we don’t guarantee all things of the web are accurate. We’ll use that document object to add some content.


We’ll repeat the code we’ve seen in the previous chapter in the AddAnnotationsAndContent example. It is in the Page class.

In this chapter, we’ll take it a step further. The paragraph earlier in the Chunk section of this article is as good as any to experiment with. A watermark lin How can I fix this? Adding content with PdfStamper Part 2 iText 5.

C# tutorial: add content to an existing PDF document

If the file does exist, write operations to the StreamWriter append text to the file. The file used as the basis for hello1. Normally, you have to pass a PdfContentByte object with the constructor. The method creates a new file if the file doesn’t exist.

However, the directory named temp on drive C must exist for the example to complete successfully. Have a look at this post at Stackoverflow: Itextshaarp have tried to keep the examples simple, but that also means that we’ve cut some corners. It has a number of sentences and some formatted inline text, so we can use that to build a paragraph from chunks and phrases:.

ShowTextAligned 1, text, 0 ; cb. Do you need your password?

Chapter 5: Manipulating an existing PDF document

I’m happy with this Learn more. In the previous chapter, we learned about interactive PDF forms.

The difference between these two ways of creating a page in landscape is made transparent: The following snippet shows how the earlier chunk is added to a phrase 3 times, and the result. In the first pass, the document is created without a header.

Unfortunately this doesn’t print over images. GetInstance document, fileStream ; document. You can add content between the constructor and the close method. This tutorial worked well for me. We wouldn’t have had this problem if we had added form.


Adding content with PdfStamper Part 1 (iText 5)

You may also leave feedback directly on GitHub. In some situations, you might want to add content to an existing PDF document. You create a small canvas up front, but you can only add the page number once the document is completely finished. This method is equivalent to the StreamWriter String, Boolean constructor overload. The media box of the file that was used as the basis for hello3. The ChangePage example shows how this was done. We took an existing interactive PDF form and filled it out, either resulting in a pre-filled form, or resulting in a flattened document that was no longer interactive.

What we have seen so far is the very basic building blocks for text in PDFs. In the examples for chapter 1 to 3, we’ve always created a new PDF document from scratch with iText. Our new feedback system is built on GitHub Issues. It is also possible to set the alignment of the paragraph text, using the Paragraph.

Adding content with PdfStamper Part 1 (iText 5)

If we want to add content to a content stream, we need to create a PdfCanvas object. We’re doing something special when we add the watermark. We can do this using a PdfPage object as a parameter for the PdfCanvas constructor:.