Open the Graphic Signature tool using a link annotation

A PDF link annotation can execute arbitrary JavaScript code. This sample loads a PDF containing a link annotation with JavaScript code which, when clicked in DsPdfViewer, calls a DsPdfViewer-specific method showSignTool() that opens the Graphic Signature tool.

window.onload = function(){ const viewer = new DsPdfViewer("#viewer", { workerSrc: "/document-solutions/javascript-pdf-viewer/demos/product-bundles/build/dspdfviewer.worker.js", supportApi: { apiUrl: window.top.SUPPORTAPI_URL, token: window.top.SUPPORTAPI_TOKEN, webSocketUrl: false }, restoreViewStateOnLoad: false }); viewer.addDefaultPanels(); viewer.addAnnotationEditorPanel(); viewer.open("/document-solutions/javascript-pdf-viewer/demos/product-bundles/assets/pdf/viewer-link-execute-custom-js-action.pdf"); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Edit All</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <link rel="stylesheet" href="./src/styles.css"> <script src="/document-solutions/javascript-pdf-viewer/demos/product-bundles/build/dspdfviewer.js"></script> <script src="/document-solutions/javascript-pdf-viewer/demos/resource/js/init.js"></script> <script src="./src/app.js"></script> </head> <body> <div id="viewer"></div> </body> </html>