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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* style sheet and style rule processor representing data from presentational
* HTML attributes
*/
#ifndef nsHTMLStyleSheet_h_
#define nsHTMLStyleSheet_h_
#include "nsColor.h"
#include "nsCOMPtr.h"
#include "nsAtom.h"
#include "PLDHashTable.h"
#include "mozilla/Attributes.h"
#include "mozilla/MemoryReporting.h"
#include "nsString.h"
class nsMappedAttributes;
struct RawServoDeclarationBlock;
namespace mozilla {
namespace dom {
class Document;
} // namespace dom
} // namespace mozilla
class nsHTMLStyleSheet final {
public:
explicit nsHTMLStyleSheet(mozilla::dom::Document* aDocument);
void SetOwningDocument(mozilla::dom::Document* aDocument);
NS_INLINE_DECL_REFCOUNTING(nsHTMLStyleSheet)
size_t DOMSizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
void Reset();
nsresult SetLinkColor(nscolor aColor);
nsresult SetActiveLinkColor(nscolor aColor);
nsresult SetVisitedLinkColor(nscolor aColor);
const RefPtr<RawServoDeclarationBlock>& GetServoUnvisitedLinkDecl() const {
return mServoUnvisitedLinkDecl;
}
const RefPtr<RawServoDeclarationBlock>& GetServoVisitedLinkDecl() const {
return mServoVisitedLinkDecl;
}
const RefPtr<RawServoDeclarationBlock>& GetServoActiveLinkDecl() const {
return mServoActiveLinkDecl;
}
// Mapped Attribute management methods
already_AddRefed<nsMappedAttributes> UniqueMappedAttributes(
nsMappedAttributes* aMapped);
void DropMappedAttributes(nsMappedAttributes* aMapped);
// For each mapped presentation attribute in the cache, resolve
// the attached DeclarationBlock by running the mapping
// and converting the ruledata to Servo specified values.
void CalculateMappedServoDeclarations();
private:
nsHTMLStyleSheet(const nsHTMLStyleSheet& aCopy) = delete;
nsHTMLStyleSheet& operator=(const nsHTMLStyleSheet& aCopy) = delete;
~nsHTMLStyleSheet() = default;
// Implementation of SetLink/VisitedLink/ActiveLinkColor
nsresult ImplLinkColorSetter(RefPtr<RawServoDeclarationBlock>& aDecl,
nscolor aColor);
public: // for mLangRuleTable structures only
private:
mozilla::dom::Document* mDocument;
RefPtr<RawServoDeclarationBlock> mServoUnvisitedLinkDecl;
RefPtr<RawServoDeclarationBlock> mServoVisitedLinkDecl;
RefPtr<RawServoDeclarationBlock> mServoActiveLinkDecl;
PLDHashTable mMappedAttrTable;
// Whether or not the mapped attributes table
// has been changed since the last call to
// CalculateMappedServoDeclarations()
bool mMappedAttrsDirty;
};
#endif /* !defined(nsHTMLStyleSheet_h_) */
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