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/*
* Copyright (C) 2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CSSCounterStyle.h"
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/text/AtomStringHash.h>
namespace WebCore {
struct ListStyleType;
class StyleRuleCounterStyle;
enum CSSValueID : uint16_t;
using CounterStyleMap = UncheckedKeyHashMap<AtomString, RefPtr<CSSCounterStyle>>;
DECLARE_ALLOCATOR_WITH_HEAP_IDENTIFIER(CSSCounterStyleRegistry);
class CSSCounterStyleRegistry {
WTF_MAKE_FAST_ALLOCATED_WITH_HEAP_IDENTIFIER(CSSCounterStyleRegistry);
public:
CSSCounterStyleRegistry() = default;
RefPtr<CSSCounterStyle> resolvedCounterStyle(const ListStyleType&);
static RefPtr<CSSCounterStyle> decimalCounter();
static void addUserAgentCounterStyle(const CSSCounterStyleDescriptors&);
void addCounterStyle(const CSSCounterStyleDescriptors&);
static void resolveUserAgentReferences();
void resolveReferencesIfNeeded();
bool operator==(const CSSCounterStyleRegistry& other) const;
void clearAuthorCounterStyles();
private:
static CounterStyleMap& userAgentCounterStyles();
// If no map is passed on, user-agent counter styles map will be used
static void resolveFallbackReference(CSSCounterStyle&, CounterStyleMap* = nullptr);
static void resolveExtendsReference(CSSCounterStyle&, CounterStyleMap* = nullptr);
static void resolveExtendsReference(CSSCounterStyle&, UncheckedKeyHashSet<CSSCounterStyle*>&, CounterStyleMap* = nullptr);
static RefPtr<CSSCounterStyle> counterStyle(const AtomString&, CounterStyleMap* = nullptr);
void invalidate();
CounterStyleMap m_authorCounterStyles;
bool m_hasUnresolvedReferences { true };
};
} // namespace WebCore
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