third_party/blink/renderer/core/html/html_rt_element.cc

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/core/html/html_rt_element.h"

#include "third_party/blink/renderer/core/html_names.h"
#include "third_party/blink/renderer/core/layout/layout_ruby_text.h"
#include "third_party/blink/renderer/core/layout/ng/layout_ng_ruby_text.h"

namespace blink {

HTMLRTElement::HTMLRTElement(Document& document)
    : HTMLElement(html_names::kRtTag, document) {}

bool HTMLRTElement::TypeShouldForceLegacyLayout() const {
  return !RuntimeEnabledFeatures::LayoutNGRubyEnabled();
}

LayoutObject* HTMLRTElement::CreateLayoutObject(const ComputedStyle& style,
                                                LegacyLayout legacy) {
  if (style.Display() == EDisplay::kBlock) {
    if (!RuntimeEnabledFeatures::LayoutNGRubyEnabled() ||
        legacy == LegacyLayout::kForce) {
      UseCounter::Count(GetDocument(), WebFeature::kLegacyLayoutByRuby);
      return new LayoutRubyText(this);
    }
    return new LayoutNGRubyText(this);
  }
  return LayoutObject::CreateObject(this, style, legacy);
}

}  // namespace blink