#pragma once
#include <wtf/RefCounted.h>
namespace WebCore {
class CSSPrimitiveValue;
class Pair final : public RefCounted<Pair> {
public:
enum class IdenticalValueEncoding {
DoNotCoalesce,
Coalesce
};
static Ref<Pair> create(RefPtr<CSSPrimitiveValue>&& first, RefPtr<CSSPrimitiveValue>&& second)
{
return adoptRef(*new Pair(WTFMove(first), WTFMove(second)));
}
static Ref<Pair> create(RefPtr<CSSPrimitiveValue>&& first, RefPtr<CSSPrimitiveValue>&& second, IdenticalValueEncoding encoding)
{
return adoptRef(*new Pair(WTFMove(first), WTFMove(second), encoding));
}
virtual ~Pair() = default;
CSSPrimitiveValue* first() const { return m_first.get(); }
CSSPrimitiveValue* second() const { return m_second.get(); }
String cssText() const
{
String first = this->first()->cssText();
String second = this->second()->cssText();
if (m_encoding == IdenticalValueEncoding::Coalesce && first == second)
return first;
return first + ' ' + second;
}
bool equals(const Pair& other) const { return compareCSSValuePtr(m_first, other.m_first) && compareCSSValuePtr(m_second, other.m_second); }
private:
Pair(RefPtr<CSSPrimitiveValue>&& first, RefPtr<CSSPrimitiveValue>&& second) : m_first(WTFMove(first)), m_second(WTFMove(second)) { }
Pair(RefPtr<CSSPrimitiveValue>&& first, RefPtr<CSSPrimitiveValue>&& second, IdenticalValueEncoding encoding) : m_first(WTFMove(first)), m_second(WTFMove(second)), m_encoding(encoding) { }
RefPtr<CSSPrimitiveValue> m_first;
RefPtr<CSSPrimitiveValue> m_second;
IdenticalValueEncoding m_encoding { IdenticalValueEncoding::Coalesce };
};
}