Overview While jQuery is a legacy library, many existing projects still need PDF viewing capabilities. This guide covers various methods to implement PDF viewing in jQuery-based applications. Method 1: Using PDF.js (Recommended) PDF.js is Mozilla's open-source PDF renderer, the most reliable solution. Basic Implementation <!DOCTYPE html> <html> <head> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/pdf.js/2.16.105/pdf.min.js"></script> <style> #pdf-canvas border: 1px solid #ccc; width: 100%; .controls margin: 10px 0; button margin: 0 5px; padding: 5px 10px; </style> </head> <body> <div class="controls"> <button id="prev-page">Previous</button> <span>Page: <span id="page-num">1</span> / <span id="page-count">0</span></span> <button id="next-page">Next</button> <input type="file" id="pdf-upload" accept=".pdf"> </div> <canvas id="pdf-canvas"></canvas> <script> $(document).ready(function() let pdfDoc = null; let currentPage = 1; let totalPages = 0; const canvas = $('#pdf-canvas')[0]; const ctx = canvas.getContext('2d');
<div id="pdf-container"> <embed id="pdf-embed" src="sample.pdf" type="application/pdf" width="100%" height="600px"> </div> <script> $(document).ready(function() // Change PDF dynamically $('#change-pdf').click(function() $('#pdf-embed').attr('src', 'new-document.pdf'); );
<script> $(document).ready(function() $('.pdf-viewer').media( width: '800px', height: '600px', src: 'document.pdf', type: 'pdf' ); ); </script> Enhanced PDF.js implementation with more features. jquery pdf viewer
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery.media/1.0.2/jquery.media.js"></script> <div class="pdf-viewer"></div>
function renderPage() if (!pdfDoc) return; pdfDoc.getPage(currentPage).then(function(page) let viewport = page.getViewport( scale: scale, rotation: rotation ); canvas.height = viewport.height; canvas.width = viewport.width; const renderContext = canvasContext: ctx, viewport: viewport ; page.render(renderContext); $('#page-input').val(currentPage); $('#total-pages').text(totalPages); $('#scale-value').text(Math.round(scale * 100)); ); Overview While jQuery is a legacy library, many
$('#next-page').click(function() if (currentPage < totalPages) currentPage++; renderPage(currentPage); );
function renderPage(pageNum) pdfDoc.getPage(pageNum).then(function(page) const viewport = page.getViewport( scale: 1.5 ); canvas.height = viewport.height; canvas.width = viewport.width; Basic Implementation <
function loadPDF(url) pdfjsLib.getDocument(url).promise.then(function(pdf) pdfDoc = pdf; totalPages = pdf.numPages; currentPage = 1; renderPage(); ).catch(function(error) console.error('Error loading PDF:', error); alert('Failed to load PDF'); );