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/*
* Copyright (C) 2025 Samuel Weinig <sam@webkit.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <WebCore/StyleValueTypes.h>
namespace WebCore {
namespace Style {
// <'text-transform'> = none | [ capitalize | uppercase | lowercase ] || full-width || full-size-kana | math-auto
// https://drafts.csswg.org/css-text/#propdef-text-transform
// Additional value `math-auto` added by MathML
// https://w3c.github.io/mathml-core/#math-auto-transform
enum class TextTransformValue : uint8_t {
Capitalize,
Uppercase,
Lowercase,
FullWidth,
FullSizeKana,
MathAuto,
};
constexpr auto maxTextTransformValue = TextTransformValue::MathAuto;
using TextTransformValueEnumSet = SpaceSeparatedEnumSet<TextTransformValue>;
// FIXME: This could be packed in to 5 bits if we didn't use an EnumSet.
struct TextTransform {
using EnumSet = TextTransformValueEnumSet;
using value_type = TextTransformValueEnumSet::value_type;
constexpr TextTransform(CSS::Keyword::None) : m_value { } { }
constexpr TextTransform(EnumSet&& set) : m_value { WTFMove(set) } { }
constexpr TextTransform(value_type value) : TextTransform { EnumSet { value } } { }
constexpr TextTransform(std::initializer_list<value_type> initializerList) : TextTransform { EnumSet { initializerList } } { }
static constexpr TextTransform fromRaw(EnumSet::StorageType rawValue) { return EnumSet::fromRaw(rawValue); }
constexpr EnumSet::StorageType toRaw() const { return m_value.toRaw(); }
constexpr bool contains(TextTransformValue e) const { return m_value.contains(e); }
constexpr bool containsAny(EnumSet other) const { return m_value.containsAny(other.value); }
constexpr bool containsAll(EnumSet other) const { return m_value.containsAll(other.value); }
constexpr bool containsOnly(EnumSet other) const { return m_value.containsOnly(other.value); }
constexpr bool isNone() const { return m_value.isEmpty(); }
template<typename... F> constexpr decltype(auto) switchOn(F&&... f) const
{
auto visitor = WTF::makeVisitor(std::forward<F>(f)...);
if (isNone())
return visitor(CSS::Keyword::None { });
return visitor(m_value);
}
constexpr bool operator==(const TextTransform&) const = default;
private:
EnumSet m_value;
};
// MARK: - Conversion
template<> struct CSSValueConversion<TextTransform> { auto operator()(BuilderState&, const CSSValue&) -> TextTransform; };
} // namespace Style
} // namespace WebCore
DEFINE_VARIANT_LIKE_CONFORMANCE(WebCore::Style::TextTransform)
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