| // Copyright 2015 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 CSSCustomPropertyDeclaration_h |
| #define CSSCustomPropertyDeclaration_h |
| |
| #include "base/memory/scoped_refptr.h" |
| #include "core/css/CSSValue.h" |
| #include "core/css/CSSVariableData.h" |
| #include "platform/wtf/text/AtomicString.h" |
| |
| namespace blink { |
| |
| class CSSCustomPropertyDeclaration : public CSSValue { |
| public: |
| static CSSCustomPropertyDeclaration* Create( |
| const AtomicString& name, |
| scoped_refptr<CSSVariableData> value) { |
| return new CSSCustomPropertyDeclaration(name, std::move(value)); |
| } |
| |
| static CSSCustomPropertyDeclaration* Create(const AtomicString& name, |
| CSSValueID id) { |
| return new CSSCustomPropertyDeclaration(name, id); |
| } |
| |
| const AtomicString& GetName() const { return name_; } |
| CSSVariableData* Value() const { return value_.get(); } |
| |
| bool IsInherit(bool is_inherited_property) const { |
| return value_id_ == CSSValueInherit || |
| (is_inherited_property && value_id_ == CSSValueUnset); |
| } |
| bool IsInitial(bool is_inherited_property) const { |
| return value_id_ == CSSValueInitial || |
| (!is_inherited_property && value_id_ == CSSValueUnset); |
| } |
| |
| String CustomCSSText() const; |
| |
| bool Equals(const CSSCustomPropertyDeclaration& other) const { |
| return this == &other; |
| } |
| |
| void TraceAfterDispatch(blink::Visitor*); |
| |
| private: |
| CSSCustomPropertyDeclaration(const AtomicString& name, CSSValueID id) |
| : CSSValue(kCustomPropertyDeclarationClass), |
| name_(name), |
| value_(nullptr), |
| value_id_(id) { |
| DCHECK(id == CSSValueInherit || id == CSSValueInitial || |
| id == CSSValueUnset); |
| } |
| |
| CSSCustomPropertyDeclaration(const AtomicString& name, |
| scoped_refptr<CSSVariableData> value) |
| : CSSValue(kCustomPropertyDeclarationClass), |
| name_(name), |
| value_(std::move(value)), |
| value_id_(CSSValueInvalid) {} |
| |
| const AtomicString name_; |
| scoped_refptr<CSSVariableData> value_; |
| CSSValueID value_id_; |
| }; |
| |
| DEFINE_CSS_VALUE_TYPE_CASTS(CSSCustomPropertyDeclaration, |
| IsCustomPropertyDeclaration()); |
| |
| } // namespace blink |
| |
| #endif // CSSCustomPropertyDeclaration_h |