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Side by Side Diff: third_party/WebKit/Source/core/css/FontFaceSet.h

Issue 1773633003: [DO NOT COMMIT] Trace events for layout-based First Meaningful Paint detection (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase Created 4 years, 7 months ago
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1 /* 1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved. 2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met: 5 * modification, are permitted provided that the following conditions are met:
6 * 6 *
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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82 ExecutionContext* getExecutionContext() const override; 82 ExecutionContext* getExecutionContext() const override;
83 const AtomicString& interfaceName() const override; 83 const AtomicString& interfaceName() const override;
84 84
85 Document* document() const; 85 Document* document() const;
86 86
87 void didLayout(); 87 void didLayout();
88 void beginFontLoading(FontFace*); 88 void beginFontLoading(FontFace*);
89 void fontLoaded(FontFace*); 89 void fontLoaded(FontFace*);
90 void loadError(FontFace*); 90 void loadError(FontFace*);
91 91
92 bool hasBlankText() const;
93
92 // ActiveDOMObject 94 // ActiveDOMObject
93 void suspend() override; 95 void suspend() override;
94 void resume() override; 96 void resume() override;
95 void stop() override; 97 void stop() override;
96 98
97 static FontFaceSet* from(Document&); 99 static FontFaceSet* from(Document&);
98 static void didLayout(Document&); 100 static void didLayout(Document&);
101 static bool hasBlankText(Document&);
99 102
100 void addFontFacesToFontFaceCache(FontFaceCache*, CSSFontSelector*); 103 void addFontFacesToFontFaceCache(FontFaceCache*, CSSFontSelector*);
101 104
102 DECLARE_VIRTUAL_TRACE(); 105 DECLARE_VIRTUAL_TRACE();
103 106
104 private: 107 private:
105 static FontFaceSet* create(Document& document) 108 static FontFaceSet* create(Document& document)
106 { 109 {
107 return new FontFaceSet(document); 110 return new FontFaceSet(document);
108 } 111 }
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167 HeapListHashSet<Member<FontFace>> m_nonCSSConnectedFaces; 170 HeapListHashSet<Member<FontFace>> m_nonCSSConnectedFaces;
168 171
169 Member<AsyncMethodRunner<FontFaceSet>> m_asyncRunner; 172 Member<AsyncMethodRunner<FontFaceSet>> m_asyncRunner;
170 173
171 FontLoadHistogram m_histogram; 174 FontLoadHistogram m_histogram;
172 }; 175 };
173 176
174 } // namespace blink 177 } // namespace blink
175 178
176 #endif // FontFaceSet_h 179 #endif // FontFaceSet_h
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