var oDocViewer = akioma.root.dynObject.getObject('SimpleSwatDocViewer').controller;
var promise = oDocViewer.callDocViewerMethod('getPageCount')

promise.then((numPages) => {
	console.log('PageCount', numPages);
})

var oDocViewer = akioma.root.dynObject.getObject('SimpleSwatDocViewer').controller;
var promise = oDocViewer.callDocViewerMethod('openSpecifiedDocuments', [ [{documentId: "6-Pages.tif", displayName: "Display-6-Pages"}, {documentId: "1234567.pdf", displayName: "Display-1234567"}] ])