![]() ![]() Here is a very simple example that you could drop into Xcode. Create free Team Collectives on Stack Overflow. When adding a new line into the PDFContext, I recalculate a variable the keeps tracking of the current content height of my PDFPage. I have one PDF Kit I want to save the File in A4 Size here is my code let newPagetxt PDFPage. This is what I changed your contextString to, I used a multiline string as it is easier to read and gave it some clearer content. 1 Answer Sorted by: 1 +50 I dont know, wether this is the best way to implement your use case, but it worked for me. For PDFAnnotationSubtype. I tried using PDFAnnotationSubtype.highlight and PDFAnnotationSubtype.link but in both cases i could not achieve my goal. Create and add custom annotation and page graphics to your PDF document. Now i want to highlight all the hyperlinks in a pdf document. Display and manipulate PDF documents in your apps. But in PDFKit I cannot find the property like ' image ' to set, the only property related to stamp annotation is stampName. I have some pdfs in my application and am using PdfKit in swift. Now I want to add an image annotation to the pdf page, I think the annotation subtype should be stamp. I was able to get your code working with a single change to your contextString.īy changing it to page-break-before instead of page-break-after it seems to work. I am using PDFKit in iOS11 to develop a app which can show pdf file add annotations. It makes two page breaks and the 2nd doesn't show at all. ![]() If the graphic is something small, such as circling or highlighting a particular element on the. If the graphic applies to the whole page, like a watermark, custom border, or logo, you add it to the page using PDFPage. ![]() Let page = CGRect(x: 0, y: 0, width: 595.2, height: 841.8) // A4, 72 dpi You can add custom annotation and page graphics to a PDF by overriding the draw method for PDFAnnotation or PDFPage. Render.addPrintFormatter(print, startingAtPageAt: 0) Let print = UIMarkupTextPrintFormatter(markupText: contextString) Creating a URL where SwiftUI can write the image data. Let contextString = "helloThis is a test" Creating a PDF with ImageRenderer takes eight steps: Deciding which views you want to render. According to the allocations instrument, zooming drastically increases the memory size of the IOSurface elements associated with annotations. I'm creating a PDF with HTML and PDFKit as follows: Even if I save the file to disk and reopen it fresh, zooming in with ink annotations causes a crash due to memory consumption. ![]()
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