The example demonstrates how to wait on previous operation to be complete. The same canvas cannot be used to perform to draw two pages at the same time – The PDF.js can accept any decoded base64 data as an array. It also demonstrates how to wait until a page is loaded and rendered. The example demonstrates how promises can be used to handle errors during loading. How to use the pdfjs-dist.GlobalWorkerOptions function in pdfjs-dist To help you get started, we’ve selected a few pdfjs-dist examples, based on popular ways it is used in public projects. ( function( pdf) ) Interactive examples Hello World with document load error handling var loadingTask = pdfjsLib.getDocument( 'helloworld.pdf') Remember though that PDF.js uses promises, and the above will return a PDFDocumentLoadingTask instance that has a promise property which is resolved with the document object.

To get the document: pdfjsLib.getDocument( 'helloworld.pdf') From the document, more information and individual pages can be fetched.

At the top level there is a document object. Combining multiple documents and merely displaying them as one with pdf.js is easily possible - i just hacked the following example based on the simple prev/next viewer example that mozilla provides in their repository. The object structure of PDF.js loosely follows the structure of an actual PDF. This tutorial shows how PDF.js can be used as a library in a web browser.Įxamples/ provides more examples, including usage in Node.js (at examples/node/). If promises are new to you, it’s recommended you become familiar with them before continuing on. PDF.js heavily relies on the use of Promises.

Pdfjs