Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 82fdbe64ec544d51e40bfb0ad769854bb49c70cb
      
https://github.com/WebKit/WebKit/commit/82fdbe64ec544d51e40bfb0ad769854bb49c70cb
  Author: Eri Pazos Pérez <[email protected]>
  Date:   2026-05-28 (Thu, 28 May 2026)

  Changed paths:
    A 
LayoutTests/platform/glib/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/glyph-level-mirroring-expected.txt
    M Source/WebCore/platform/graphics/opentype/OpenTypeMathData.cpp
    M Source/WebCore/platform/graphics/opentype/OpenTypeMathData.h
    M Source/WebCore/rendering/mathml/MathOperator.cpp
    M Source/WebCore/rendering/mathml/MathOperator.h

  Log Message:
  -----------
  Mirroring large/stretchy operators using the OpenType `rtlm` feature
https://bugs.webkit.org/show_bug.cgi?id=312756

Reviewed by Frédéric Wang Nélar.

Use glyph level mirroring in MathML when the text direction is RTL and
the font supports the OpenType rtlm feature.

* 
LayoutTests/platform/glib/imported/w3c/web-platform-tests/mathml/presentation-markup/radicals/glyph-level-mirroring-expected.txt:
 Added.
* Source/WebCore/platform/graphics/opentype/OpenTypeMathData.cpp:
* Source/WebCore/platform/graphics/opentype/OpenTypeMathData.h:
* Source/WebCore/rendering/mathml/MathOperator.cpp:
(WebCore::MathOperator::reset):
(WebCore::MathOperator::getBaseGlyph):
(WebCore::MathOperator::paint):
* Source/WebCore/rendering/mathml/MathOperator.h:
(WebCore::MathOperator::getBaseGlyph const): Deleted.

Canonical link: https://commits.webkit.org/314019@main



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