Add signature and hide the signature tool from toolbar

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window.onload = function(){	
	//DsPdfViewer.LicenseKey = "***key***";
	let viewer;
	
	function applyNormalViewerLayout() {
		viewer.toolbarLayout.viewer = {
			default: ['save', 'edit-sign-tool', 'doc-title', '$split', 'about'],
			mobile: ['save', 'edit-sign-tool', 'doc-title', '$split', 'about'],
			fullscreen: ['$fullscreen', 'save', 'edit-sign-tool', 'doc-title', '$split', 'about']
		};
		viewer.applyToolbarLayout();
	}

	function applySignedViewerLayout() {
		viewer.toolbarLayout.viewer = {
			default: ['save', 'doc-title', '$split', 'about'],
			mobile: ['save', 'doc-title', '$split', 'about'],
			fullscreen: ['$fullscreen', 'save', 'doc-title', '$split', 'about']
		};
		viewer.applyToolbarLayout();
	}	
	
	function onSignatureAdded(resultDetails) {
				viewer.scrollAnnotationIntoView(resultDetails.pageIndex, resultDetails.annotation);
				applySignedViewerLayout();
	}
	
	var options = { 
		workerSrc: "/document-solutions/javascript-pdf-viewer/demos/product-bundles/build/dspdfviewer.worker.js",
		supportApi: getSupportApiSettings(),
		restoreViewStateOnLoad: false
	};
	
	
    options.signTool = {
        selectedTab: 'Draw',
        saveSignature: false,
        penColor: '#000000',
        penWidth: 2,
        hideSaveSignature: true,
        canvasSize: { width: 480, height: 168 },
        autoResizeCanvas: false,
        destinationScale: 0.33,
        afterAdd: function (result) {
            onSignatureAdded(result);
            return true;
        },
        location: { x: 87, y: 116 },
        title: 'Landlord/Lessor',
    };
    options.restoreViewStateOnLoad = false;
	
	viewer = new DsPdfViewer("#viewer", options);
	
    viewer.mouseMode = 1;
    viewer.addDefaultPanels();
    viewer.addAnnotationEditorPanel();
    viewer.zoom = 70;
    applyNormalViewerLayout();
	
	viewer.open("/document-solutions/javascript-pdf-viewer/demos/product-bundles/assets/pdf/viewer-add-signature-from-toolbar.pdf");
}