#ifndef CSSValuePool_h
#define CSSValuePool_h
#include "CSSFontFamily.h"
#include "CSSInheritedValue.h"
#include "CSSInitialValue.h"
#include "CSSPrimitiveValue.h"
#include "CSSPropertyNames.h"
#include "CSSValueKeywords.h"
#include <utility>
#include <wtf/HashMap.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/RefPtr.h>
#include <wtf/text/AtomicStringHash.h>
namespace WebCore {
class CSSValueList;
enum class FromSystemFontID { No, Yes };
class CSSValuePool {
WTF_MAKE_FAST_ALLOCATED;
public:
PassRefPtr<CSSValueList> createFontFaceValue(const AtomicString&);
Ref<CSSPrimitiveValue> createFontFamilyValue(const String&, FromSystemFontID = FromSystemFontID::No);
Ref<CSSInheritedValue> createInheritedValue() { return m_inheritedValue.copyRef(); }
Ref<CSSInitialValue> createImplicitInitialValue() { return m_implicitInitialValue.copyRef(); }
Ref<CSSInitialValue> createExplicitInitialValue() { return m_explicitInitialValue.copyRef(); }
Ref<CSSPrimitiveValue> createIdentifierValue(CSSValueID identifier);
Ref<CSSPrimitiveValue> createIdentifierValue(CSSPropertyID identifier);
Ref<CSSPrimitiveValue> createColorValue(unsigned rgbValue);
Ref<CSSPrimitiveValue> createValue(double value, CSSPrimitiveValue::UnitTypes);
Ref<CSSPrimitiveValue> createValue(const String& value, CSSPrimitiveValue::UnitTypes type) { return CSSPrimitiveValue::create(value, type); }
Ref<CSSPrimitiveValue> createValue(const Length& value, const RenderStyle& style) { return CSSPrimitiveValue::create(value, style); }
Ref<CSSPrimitiveValue> createValue(const LengthSize& value, const RenderStyle& style) { return CSSPrimitiveValue::create(value, style); }
template<typename T> static Ref<CSSPrimitiveValue> createValue(T&& value) { return CSSPrimitiveValue::create(std::forward<T>(value)); }
void drain();
private:
CSSValuePool();
Ref<CSSInheritedValue> m_inheritedValue;
Ref<CSSInitialValue> m_implicitInitialValue;
Ref<CSSInitialValue> m_explicitInitialValue;
RefPtr<CSSPrimitiveValue> m_identifierValueCache[numCSSValueKeywords];
typedef HashMap<unsigned, RefPtr<CSSPrimitiveValue>> ColorValueCache;
ColorValueCache m_colorValueCache;
Ref<CSSPrimitiveValue> m_colorTransparent;
Ref<CSSPrimitiveValue> m_colorWhite;
Ref<CSSPrimitiveValue> m_colorBlack;
static const int maximumCacheableIntegerValue = 255;
RefPtr<CSSPrimitiveValue> m_pixelValueCache[maximumCacheableIntegerValue + 1];
RefPtr<CSSPrimitiveValue> m_percentValueCache[maximumCacheableIntegerValue + 1];
RefPtr<CSSPrimitiveValue> m_numberValueCache[maximumCacheableIntegerValue + 1];
typedef HashMap<AtomicString, RefPtr<CSSValueList>> FontFaceValueCache;
FontFaceValueCache m_fontFaceValueCache;
typedef HashMap<std::pair<String, bool>, RefPtr<CSSPrimitiveValue>> FontFamilyValueCache;
FontFamilyValueCache m_fontFamilyValueCache;
friend class WTF::NeverDestroyed<CSSValuePool>;
};
CSSValuePool& cssValuePool() PURE_FUNCTION;
}
#endif