third_party/blink/renderer/core/css/properties/longhands/font_size_adjust_custom.cc

// Copyright 2017 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/css/properties/longhands/font_size_adjust.h"

#include "third_party/blink/renderer/core/css/parser/css_property_parser_helpers.h"
#include "third_party/blink/renderer/core/css/properties/computed_style_utils.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"

namespace blink {
namespace css_longhand {

const CSSValue* FontSizeAdjust::ParseSingleValue(
    CSSParserTokenRange& range,
    const CSSParserContext& context,
    const CSSParserLocalContext&) const {
  DCHECK(RuntimeEnabledFeatures::CSSFontSizeAdjustEnabled());
  if (range.Peek().Id() == CSSValueID::kNone)
    return css_property_parser_helpers::ConsumeIdent(range);
  return css_property_parser_helpers::ConsumeNumber(range,
                                                    kValueRangeNonNegative);
}

const CSSValue* FontSizeAdjust::CSSValueFromComputedStyleInternal(
    const ComputedStyle& style,
    const SVGComputedStyle&,
    const LayoutObject*,
    Node* styled_node,
    bool allow_visited_style) const {
  if (style.HasFontSizeAdjust()) {
    return CSSPrimitiveValue::Create(style.FontSizeAdjust(),
                                     CSSPrimitiveValue::UnitType::kNumber);
  }
  return CSSIdentifierValue::Create(CSSValueID::kNone);
}

}  // namespace css_longhand
}  // namespace blink