Wait for fonts before pdf printing (#2611)

kblok · web-flow · commit 2e6a2c0c1446 · 2024-04-23T17:17:58.000-03:00
diff --git a/lib/PuppeteerSharp/Cdp/CdpPage.cs b/lib/PuppeteerSharp/Cdp/CdpPage.cs
@@ -823,6 +823,9 @@ protected override async Task<byte[]> PdfInternalAsync(string file, PdfOptions o
             await _emulationManager.SetTransparentBackgroundColorAsync().ConfigureAwait(false);
         }
 
+        await FrameManager.MainFrame.IsolatedRealm.EvaluateExpressionAsync("() => documents.fonts.ready")
+            .WithTimeout(TimeoutSettings.Timeout).ConfigureAwait(false);
+
         var result = await PrimaryTargetClient.SendAsync<PagePrintToPDFResponse>(
             "Page.printToPDF",
             new PagePrintToPDFRequest

Original file line number	Diff line number	Diff line change
`@@ -823,6 +823,9 @@ protected override async Task<byte[]> PdfInternalAsync(string file, PdfOptions o`
`823`	`823`	`await _emulationManager.SetTransparentBackgroundColorAsync().ConfigureAwait(false);`
`824`	`824`	`}`
`825`	`825`
	`826`	`+ await FrameManager.MainFrame.IsolatedRealm.EvaluateExpressionAsync("() => documents.fonts.ready")`
	`827`	`+ .WithTimeout(TimeoutSettings.Timeout).ConfigureAwait(false);`
	`828`	`+`
`826`	`829`	`var result = await PrimaryTargetClient.SendAsync<PagePrintToPDFResponse>(`
`827`	`830`	`"Page.printToPDF",`
`828`	`831`	`new PagePrintToPDFRequest`