Ben Murdoch | 591b958 | 2013-07-10 11:41:44 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 | * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. |
| 4 | * Copyright (C) 2013 Google Inc. All rights reserved. |
| 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Library General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * This library is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Library General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Library General Public License |
| 17 | * along with this library; see the file COPYING.LIB. If not, write to |
| 18 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 19 | * Boston, MA 02110-1301, USA. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #ifndef StyleResourceLoader_h |
| 24 | #define StyleResourceLoader_h |
| 25 | |
| 26 | #include "wtf/OwnPtr.h" |
| 27 | #include "wtf/PassRefPtr.h" |
| 28 | |
| 29 | namespace WebCore { |
| 30 | |
| 31 | class ElementStyleResources; |
| 32 | class CachedResourceLoader; |
| 33 | class RenderStyle; |
| 34 | class ShapeValue; |
| 35 | class StyleImage; |
| 36 | class StylePendingImage; |
| 37 | class StyleCustomFilterProgramCache; |
| 38 | |
| 39 | // Manages loading of resources, requested by the stylesheets. |
| 40 | // Expects the same lifetime as StyleResolver, because: |
| 41 | // 1) it expects CachedResourceLoader to never change, and |
| 42 | // 2) it also holds the StyleCustomFilterProgramCache. |
| 43 | class StyleResourceLoader { |
| 44 | WTF_MAKE_NONCOPYABLE(StyleResourceLoader); |
| 45 | public: |
| 46 | explicit StyleResourceLoader(CachedResourceLoader*); |
| 47 | |
| 48 | void loadPendingResources(RenderStyle*, ElementStyleResources&); |
| 49 | StyleCustomFilterProgramCache* customFilterProgramCache() const { return m_customFilterProgramCache.get(); } |
| 50 | |
| 51 | private: |
| 52 | void loadPendingSVGDocuments(RenderStyle*, const ElementStyleResources&); |
| 53 | void loadPendingShaders(RenderStyle*, const ElementStyleResources&); |
| 54 | |
| 55 | PassRefPtr<StyleImage> loadPendingImage(StylePendingImage*, float deviceScaleFactor); |
| 56 | void loadPendingImages(RenderStyle*, const ElementStyleResources&); |
| 57 | void loadPendingShapeImage(RenderStyle*, ShapeValue*); |
| 58 | |
| 59 | OwnPtr<StyleCustomFilterProgramCache> m_customFilterProgramCache; |
| 60 | CachedResourceLoader* m_cachedResourceLoader; |
| 61 | }; |
| 62 | |
| 63 | } // namespace WebCore |
| 64 | |
| 65 | #endif // StyleResourceLoader_h |