[Webkit-unassigned] [Bug 218015] New: "touch-action: none" does not prevent double-tap-to-zoom for absolute positioned elements.

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Oct 21 05:31:03 PDT 2020


https://bugs.webkit.org/show_bug.cgi?id=218015

            Bug ID: 218015
           Summary: "touch-action: none" does not prevent
                    double-tap-to-zoom for absolute positioned elements.
           Product: WebKit
           Version: Safari 14
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: baba at bpsinc.jp

Created attachment 411975

  --> https://bugs.webkit.org/attachment.cgi?id=411975&action=review

testcase

Steps to reproduce:
1. Open attached "test.html" by iOS Safari.
2. Double tap the gray area.

Expected behavior:
Nothing happens: double-tap should not trigger zoom because of "touch-action: none".

Actual behavior:
The page zooms.

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