| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef SKY_ENGINE_CORE_DOM_STYLEENGINE_H_ |
| #define SKY_ENGINE_CORE_DOM_STYLEENGINE_H_ |
| |
| #include "sky/engine/core/css/CSSFontSelectorClient.h" |
| #include "sky/engine/core/css/resolver/StyleResolver.h" |
| #include "sky/engine/wtf/FastAllocBase.h" |
| #include "sky/engine/wtf/ListHashSet.h" |
| #include "sky/engine/wtf/RefPtr.h" |
| #include "sky/engine/wtf/TemporaryChange.h" |
| #include "sky/engine/wtf/Vector.h" |
| #include "sky/engine/wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class CSSFontSelector; |
| class CSSStyleSheet; |
| class Document; |
| class Node; |
| class RuleFeatureSet; |
| class StyleRuleFontFace; |
| class StyleSheetContents; |
| |
| class StyleEngine final : public CSSFontSelectorClient { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| static PassOwnPtr<StyleEngine> create(Document& document) |
| { |
| return adoptPtr(new StyleEngine(document)); |
| } |
| |
| ~StyleEngine(); |
| |
| void addTreeScope(TreeScope&); |
| void removeTreeScope(TreeScope&); |
| |
| StyleResolver& resolver() { return *m_resolver; } |
| |
| CSSFontSelector* fontSelector() { return m_fontSelector.get(); } |
| |
| void updateGenericFontFamilySettings(); |
| |
| void resolverChanged(); |
| |
| PassRefPtr<CSSStyleSheet> createSheet(Element*, const String& text); |
| void removeSheet(StyleSheetContents*); |
| |
| private: |
| // CSSFontSelectorClient implementation. |
| virtual void fontsNeedUpdate(CSSFontSelector*) override; |
| |
| private: |
| explicit StyleEngine(Document&); |
| |
| // TODO(esprehn): Need to call this after @font-face rules load. |
| void clearFontCache(); |
| |
| void updateActiveStyleSheets(); |
| void updateDocumentFonts(); |
| |
| RawPtr<Document> m_document; |
| |
| typedef ListHashSet<TreeScope*, 16> TreeScopeSet; |
| TreeScopeSet m_activeTreeScopes; |
| |
| OwnPtr<StyleResolver> m_resolver; |
| |
| RefPtr<CSSFontSelector> m_fontSelector; |
| |
| HashMap<AtomicString, StyleSheetContents*> m_textToSheetCache; |
| HashMap<StyleSheetContents*, AtomicString> m_sheetToTextCache; |
| }; |
| |
| } |
| |
| #endif // SKY_ENGINE_CORE_DOM_STYLEENGINE_H_ |