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14 sty 2009 · To retrieve the position relative to the page efficiently, and without using a recursive function: (includes IE also) var element = document.getElementById('elementId'); //replace elementId with your element's Id. var rect = element.getBoundingClientRect(); var elementLeft,elementTop; //x and y.
This tutorial shows how PDF.js can be used as a library in a web browser. examples/ provides more examples, including usage in Node.js (at examples/node/). Document. The object structure of PDF.js loosely follows the structure of an actual PDF. At the top level there is a document object.
1 paź 2024 · return viewport.convertToPdfPoint(r.left - pageRect.x, r.top - pageRect.y).concat(viewport.convertToPdfPoint(r.right - pageRect.x, r.bottom - pageRect.y)); }); return {page: pageIndex, coords: selected};} function showHighlight(selected) {var pageIndex = selected.page; var page = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
Use input field to set the text (case sensitive) and the buttons to locate them in pages. This sample creates highlight annotation on top of them to visually show.
19 kwi 2023 · My goal is to do a "highlight" to those items when the mouse hovers one of them exactly as the devtools when inspecting HTML code, but the first step is to first know when the mouse hovers an item. How could I get the position of each one of the elements from the text.getTextContent() ?
This JavaScript sample lets you search and highlight text in PDF, DOCX, PPTX and XLSX documents by extracting text position (no servers or other external dependencies required). Users can search through a PDF for a whole word or look for case sensitive words.
The string received by the loadPageText callback function can be used by the getTextPosition function to get the position of individual character on a page. This can be useful for creating annotations on top of text. An example of getTextPosition being used with loadPageText can be found below.
