CSS Custom Properties (Variables)

third_party/WebKit/Source/core/css/CSSVariableReferenceValue.h

+// 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 CSSVariableReferenceValue_h
+#define CSSVariableReferenceValue_h
+
+#include "core/css/CSSValue.h"
+#include "core/css/CSSVariableData.h"
+#include "wtf/RefPtr.h"
+
+namespace blink {
+
+class CSSVariableReferenceValue : public CSSValue {
+public:
+    static PassRefPtrWillBeRawPtr<CSSVariableReferenceValue> create(PassRefPtr<CSSVariableData> data)
+    {
+        return adoptRefWillBeNoop(new CSSVariableReferenceValue(data));
+    }
+
+    CSSVariableData* variableDataValue() const
+    {
+        return m_data.get();
+    }
+
+    bool equals(const CSSVariableReferenceValue& other) const { return m_data == other.m_data; }
+    String customCSSText() const;
+
+    DECLARE_TRACE_AFTER_DISPATCH();
+private:
+    CSSVariableReferenceValue(PassRefPtr<CSSVariableData> data)
+        : CSSValue(VariableReferenceClass)
+        , m_data(data)
+    {
+    }
+
+    RefPtr<CSSVariableData> m_data;
+};
+
+DEFINE_CSS_VALUE_TYPE_CASTS(CSSVariableReferenceValue, isVariableReferenceValue());
+
+} // namespace blink
+
+#endif // CSSVariableReferenceValue_h