[Webkit-unassigned] [Bug 170840] New: Call CTFontCreateForCharactersWithLanguage() asynchronously

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Thu Apr 13 18:44:01 PDT 2017


            Bug ID: 170840
           Summary: Call CTFontCreateForCharactersWithLanguage()
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Text
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mmaxfield at apple.com
                CC: mmaxfield at apple.com

CTFontCreateForCharactersWithLanguage() is really slow. We shouldn't have to block the main thread because we're waiting on a font.

We may also want to call more Core Text APIs asynchronously.

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