1/*
2 * Copyright (C) 2015 Apple Inc. All rights reserved.
3 * Copyright (C) 2012 Google 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
22#pragma once
23
24#include "CSSCustomPropertyValue.h"
25#include "CSSVariableReferenceValue.h"
26#include <wtf/Forward.h>
27#include <wtf/HashMap.h>
28#include <wtf/RefCounted.h>
29#include <wtf/RefPtr.h>
30#include <wtf/text/AtomicStringHash.h>
31
32namespace WebCore {
33
34class StyleCustomPropertyData : public RefCounted<StyleCustomPropertyData> {
35public:
36 static Ref<StyleCustomPropertyData> create() { return adoptRef(*new StyleCustomPropertyData); }
37 Ref<StyleCustomPropertyData> copy() const { return adoptRef(*new StyleCustomPropertyData(*this)); }
38
39 bool operator==(const StyleCustomPropertyData& other) const
40 {
41 if (values.size() != other.values.size())
42 return false;
43
44 for (auto& entry : values) {
45 auto otherEntry = other.values.find(entry.key);
46 if (otherEntry == other.values.end() || !entry.value->equals(*otherEntry->value))
47 return false;
48 }
49
50 return true;
51 }
52
53 bool operator!=(const StyleCustomPropertyData& other) const { return !(*this == other); }
54
55 void setCustomPropertyValue(const AtomicString& name, Ref<CSSCustomPropertyValue>&& value)
56 {
57 values.set(name, WTFMove(value));
58 }
59
60 CustomPropertyValueMap values;
61
62private:
63 StyleCustomPropertyData() = default;
64 StyleCustomPropertyData(const StyleCustomPropertyData& other)
65 : RefCounted<StyleCustomPropertyData>()
66 , values(other.values)
67 { }
68};
69
70} // namespace WebCore
71