1/*
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#pragma once
22
23#include "CSSValue.h"
24
25namespace WebCore {
26
27class CSSInitialValue final : public CSSValue {
28public:
29 static Ref<CSSInitialValue> createExplicit()
30 {
31 return adoptRef(*new CSSInitialValue(/* implicit */ false));
32 }
33 static Ref<CSSInitialValue> createImplicit()
34 {
35 return adoptRef(*new CSSInitialValue(/* implicit */ true));
36 }
37
38 String customCSSText() const;
39
40 bool isImplicit() const { return m_isImplicit; }
41
42 bool equals(const CSSInitialValue&) const { return true; }
43
44private:
45 friend LazyNeverDestroyed<CSSInitialValue>;
46 CSSInitialValue(bool implicit)
47 : CSSValue(InitialClass)
48 , m_isImplicit(implicit)
49 {
50 }
51
52private:
53 bool m_isImplicit;
54};
55
56} // namespace WebCore
57
58SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSInitialValue, isInitialValue())
59