Peterkmurphy commented on Feb 17 2019 With some PDFs the text layer appears as invisible text across other controls on the screen - making it hard for users to interact with it.

What is text layer in pdf. If you add something to a PDF in the background you simply prepend it before the existing content. The screenshot shows how the PDF is rendered ok but the text layer is too far to the right as shown by the highlighted text. There is only one Layer 1 or Layer 2 and so on.

For the foreground you append it thereafter. Developers can use PDF layer to set some content to be visible and others to be invisible in the same PDF file. OCRd or made-searchable PDFs.

By default PDFJS does not enable text selection in rendered PDFs. They can be edited moved or deleted without affecting anything on the content layer. Annotations are distinct from the main page content in the PDF file.

They are not a new concept to PDFjs. For the purpose of answering your question text can be visible or invisible. Texts All Books All Texts latest This Just In Smithsonian Libraries FEDLINK US Genealogy Lincoln Collection.

By means of text showing operators. Many PDF files contain the content layer only. At the same time it also supports us.

To enable text selection another method needs to be called that renders the PDF text in a separate text layer. From there if you look at your Layers. Then using the Selection Tool The black Arrow you can move them onto the artboard of your choice.