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// Copyright 2016 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 THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PROPERTY_REGISTRY_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PROPERTY_REGISTRY_H_
#include "third_party/blink/renderer/core/css/property_registration.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string_hash.h"
namespace blink {
class CORE_EXPORT PropertyRegistry : public GarbageCollected<PropertyRegistry> {
public:
using RegistrationMap =
HeapHashMap<AtomicString, Member<PropertyRegistration>>;
static PropertyRegistry* Create() { return new PropertyRegistry(); }
void RegisterProperty(const AtomicString&, PropertyRegistration&);
const PropertyRegistration* Registration(const AtomicString&) const;
size_t RegistrationCount() const { return registrations_.size(); }
RegistrationMap::const_iterator begin() const;
RegistrationMap::const_iterator end() const;
void Trace(blink::Visitor* visitor) { visitor->Trace(registrations_); }
// Parse the incoming value and return the parsed result, if:
// 1. A registration with the specified name exists, and
// 2. The incoming value is a CSSCustomPropertyDeclaration, has no
// unresolved var-references and matches the registered syntax.
// Otherwise the incoming value is returned.
static const CSSValue* ParseIfRegistered(const Document& document,
const AtomicString& property_name,
const CSSValue*);
private:
RegistrationMap registrations_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_PROPERTY_REGISTRY_H_
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