Hi. I'm just a sample of how to drag and drop image signature into rendered pdf document. I can render pdf document from base64 encode data. If you wanna see my live demo, you just click this link

Run index.html in your web server or if you want to keep it simple, just open index.html in your web browser. Now you're ready to go!

• Bootstrap: http://getbootstrap.com/
• Google Font Open Sans: https://fonts.google.com/?selection.family=Open+Sans:400,600
• JQuery: https://jquery.com/
• PDFjs: https://mozilla.github.io/pdf.js/
• Ionicons: https://ionicons.com/
• Interactjs: http://interactjs.io/