| // Copyright 2016 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. |
| |
| #ifndef CSSIdentifierValue_h |
| #define CSSIdentifierValue_h |
| |
| #include "core/CSSValueKeywords.h" |
| #include "core/css/CSSValue.h" |
| #include "wtf/TypeTraits.h" |
| |
| namespace blink { |
| |
| // CSSIdentifierValue stores CSS value keywords, e.g. 'none', 'auto', |
| // 'lower-roman'. |
| // TODO(sashab): Rename this class to CSSKeywordValue once it no longer |
| // conflicts with CSSOM's CSSKeywordValue class. |
| class CORE_EXPORT CSSIdentifierValue : public CSSValue { |
| public: |
| static CSSIdentifierValue* create(CSSValueID); |
| |
| // TODO(sashab): Rename this to createFromPlatformValue(). |
| template <typename T> |
| static CSSIdentifierValue* create(T value) { |
| static_assert(!std::is_same<T, CSSValueID>::value, |
| "Do not call create() with a CSSValueID; call " |
| "createIdentifier() instead"); |
| return new CSSIdentifierValue(value); |
| } |
| |
| static CSSIdentifierValue* create(const Length& value) { |
| return new CSSIdentifierValue(value); |
| } |
| |
| CSSValueID getValueID() const { return m_valueID; } |
| |
| String customCSSText() const; |
| |
| bool equals(const CSSIdentifierValue& other) const { |
| return m_valueID == other.m_valueID; |
| } |
| |
| template <typename T> |
| inline T convertTo() const; // Defined in CSSPrimitiveValueMappings.h |
| |
| DECLARE_TRACE_AFTER_DISPATCH(); |
| |
| private: |
| explicit CSSIdentifierValue(CSSValueID); |
| |
| // TODO(sashab): Remove this function, and update mapping methods to |
| // specialize the create() method instead. |
| template <typename T> |
| CSSIdentifierValue(T); // Defined in CSSPrimitiveValueMappings.h |
| |
| CSSIdentifierValue(const Length&); |
| |
| CSSValueID m_valueID; |
| }; |
| |
| DEFINE_CSS_VALUE_TYPE_CASTS(CSSIdentifierValue, isIdentifierValue()); |
| |
| } // namespace blink |
| |
| #endif // CSSIdentifierValue_h |