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[api-minor] Move the page reference/number caching into the API

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Rather than having to handle this *manually* throughout the viewer, this functionality can instead be moved into the API which simplifies the code slightly.
This commit is contained in:
Jonas Jenwald 2024-04-24 21:55:50 +02:00
parent fa69d9a3bc
commit f6cd03955b
6 changed files with 42 additions and 74 deletions
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10
web/pdf_viewer.js
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@ -935,11 +935,7 @@ class PDFViewer {
// Set the first `pdfPage` immediately, since it's already loaded,
// rather than having to repeat the `PDFDocumentProxy.getPage` call in
// the `this.#ensurePdfPageLoaded` method before rendering can start.
const firstPageView = this._pages[0];
if (firstPageView) {
firstPageView.setPdfPage(firstPdfPage);
this.linkService.cachePageRef(1, firstPdfPage.ref);
}
this._pages[0]?.setPdfPage(firstPdfPage);
if (this._scrollMode === ScrollMode.PAGE) {
// Ensure that the current page becomes visible on document load.
@ -994,7 +990,6 @@ class PDFViewer {
if (!pageView.pdfPage) {
pageView.setPdfPage(pdfPage);
}
this.linkService.cachePageRef(pageNum, pdfPage.ref);
if (--getPagesLeft === 0) {
this._pagesCapability.resolve();
}
@ -1718,9 +1713,6 @@ class PDFViewer {
if (!pageView.pdfPage) {
pageView.setPdfPage(pdfPage);
}
if (!this.linkService._cachedPageNumber?.(pdfPage.ref)) {
this.linkService.cachePageRef(pageView.id, pdfPage.ref);
}
return pdfPage;
} catch (reason) {
console.error("Unable to get page for page view", reason);