Merge pull request #14299 from SaiKiranMukka/pageviewer-to-async
Convert examples/components/pageviewer.js to await/async (issue 14127)
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commit
5e2aec7dd7
@ -47,28 +47,28 @@ const loadingTask = pdfjsLib.getDocument({
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cMapPacked: CMAP_PACKED,
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cMapPacked: CMAP_PACKED,
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enableXfa: ENABLE_XFA,
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enableXfa: ENABLE_XFA,
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});
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});
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loadingTask.promise.then(function (pdfDocument) {
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(async function () {
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const pdfDocument = await loadingTask.promise;
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// Document loaded, retrieving the page.
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// Document loaded, retrieving the page.
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return pdfDocument.getPage(PAGE_TO_VIEW).then(function (pdfPage) {
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const pdfPage = await pdfDocument.getPage(PAGE_TO_VIEW);
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// Creating the page view with default parameters.
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// Creating the page view with default parameters.
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const pdfPageView = new pdfjsViewer.PDFPageView({
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const pdfPageView = new pdfjsViewer.PDFPageView({
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container,
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container,
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id: PAGE_TO_VIEW,
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id: PAGE_TO_VIEW,
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scale: SCALE,
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scale: SCALE,
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defaultViewport: pdfPage.getViewport({ scale: SCALE }),
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defaultViewport: pdfPage.getViewport({ scale: SCALE }),
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eventBus,
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eventBus,
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// We can enable text/annotation/xfa/struct-layers, as needed.
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// We can enable text/annotation/xfa/struct-layers, as needed.
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textLayerFactory: !pdfDocument.isPureXfa
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textLayerFactory: !pdfDocument.isPureXfa
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? new pdfjsViewer.DefaultTextLayerFactory()
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? new pdfjsViewer.DefaultTextLayerFactory()
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: null,
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: null,
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annotationLayerFactory: new pdfjsViewer.DefaultAnnotationLayerFactory(),
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annotationLayerFactory: new pdfjsViewer.DefaultAnnotationLayerFactory(),
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xfaLayerFactory: pdfDocument.isPureXfa
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xfaLayerFactory: pdfDocument.isPureXfa
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? new pdfjsViewer.DefaultXfaLayerFactory()
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? new pdfjsViewer.DefaultXfaLayerFactory()
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: null,
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: null,
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structTreeLayerFactory: new pdfjsViewer.DefaultStructTreeLayerFactory(),
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structTreeLayerFactory: new pdfjsViewer.DefaultStructTreeLayerFactory(),
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});
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// Associate the actual page with the view, and draw it.
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pdfPageView.setPdfPage(pdfPage);
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return pdfPageView.draw();
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});
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});
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});
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// Associate the actual page with the view, and draw it.
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pdfPageView.setPdfPage(pdfPage);
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return pdfPageView.draw();
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})();
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