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Merge pull request #16311 from linxianxi/fix-viewer-browser-compatibility

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Compatible with ResizeObserver borderBoxSize in legacy safari
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Jonas Jenwald 2023-04-18 13:05:13 +02:00 • committed by GitHub
commit 88e2d04b90
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1 changed files with 8 additions and 1 deletions
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9
web/pdf_viewer.js
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@ -2169,7 +2169,14 @@ class PDFViewer {
for (const entry of entries) {
if (entry.target === this.container) {
this.#updateContainerHeightCss(
Math.floor(entry.borderBoxSize[0].blockSize)
// Safari doesn't support `borderBoxSize` until version 15.4.
Math.floor(
typeof PDFJSDev !== "undefined" &&
!PDFJSDev.test("SKIP_BABEL") &&
!entry.borderBoxSize?.length
? entry.contentRect.height
: entry.borderBoxSize[0].blockSize
)
);
this.#containerTopLeft = null;
break;