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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
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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40 | 40 |
41 class CSSFontFace; | 41 class CSSFontFace; |
42 class CSSFontSelector; | 42 class CSSFontSelector; |
43 class FontData; | 43 class FontData; |
44 class FontDescription; | 44 class FontDescription; |
45 class FontFace; | 45 class FontFace; |
46 class SegmentedFontData; | 46 class SegmentedFontData; |
47 | 47 |
48 class CSSSegmentedFontFace final : public GarbageCollectedFinalized<CSSSegmented
FontFace> { | 48 class CSSSegmentedFontFace final : public GarbageCollectedFinalized<CSSSegmented
FontFace> { |
49 public: | 49 public: |
50 static RawPtr<CSSSegmentedFontFace> create(CSSFontSelector* selector, FontTr
aits traits) | 50 static CSSSegmentedFontFace* create(CSSFontSelector* selector, FontTraits tr
aits) |
51 { | 51 { |
52 return new CSSSegmentedFontFace(selector, traits); | 52 return new CSSSegmentedFontFace(selector, traits); |
53 } | 53 } |
54 ~CSSSegmentedFontFace(); | 54 ~CSSSegmentedFontFace(); |
55 | 55 |
56 CSSFontSelector* fontSelector() const { return m_fontSelector; } | 56 CSSFontSelector* fontSelector() const { return m_fontSelector; } |
57 FontTraits traits() const { return m_traits; } | 57 FontTraits traits() const { return m_traits; } |
58 | 58 |
59 // Called when status of a FontFace has changed (e.g. loaded or timed out) | 59 // Called when status of a FontFace has changed (e.g. loaded or timed out) |
60 // so cached FontData must be discarded. | 60 // so cached FontData must be discarded. |
61 void fontFaceInvalidated(); | 61 void fontFaceInvalidated(); |
62 | 62 |
63 void addFontFace(RawPtr<FontFace>, bool cssConnected); | 63 void addFontFace(FontFace*, bool cssConnected); |
64 void removeFontFace(RawPtr<FontFace>); | 64 void removeFontFace(FontFace*); |
65 bool isEmpty() const { return m_fontFaces.isEmpty(); } | 65 bool isEmpty() const { return m_fontFaces.isEmpty(); } |
66 | 66 |
67 PassRefPtr<FontData> getFontData(const FontDescription&); | 67 PassRefPtr<FontData> getFontData(const FontDescription&); |
68 | 68 |
69 bool checkFont(const String&) const; | 69 bool checkFont(const String&) const; |
70 void match(const String&, HeapVector<Member<FontFace>>&) const; | 70 void match(const String&, HeapVector<Member<FontFace>>&) const; |
71 void willUseFontData(const FontDescription&, UChar32); | 71 void willUseFontData(const FontDescription&, UChar32); |
72 void willUseRange(const FontDescription&, const blink::FontDataForRangeSet&)
; | 72 void willUseRange(const FontDescription&, const blink::FontDataForRangeSet&)
; |
73 | 73 |
74 DECLARE_TRACE(); | 74 DECLARE_TRACE(); |
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85 FontTraits m_traits; | 85 FontTraits m_traits; |
86 HashMap<unsigned, RefPtr<SegmentedFontData>> m_fontDataTable; | 86 HashMap<unsigned, RefPtr<SegmentedFontData>> m_fontDataTable; |
87 // All non-CSS-connected FontFaces are stored after the CSS-connected ones. | 87 // All non-CSS-connected FontFaces are stored after the CSS-connected ones. |
88 FontFaceList m_fontFaces; | 88 FontFaceList m_fontFaces; |
89 FontFaceList::iterator m_firstNonCssConnectedFace; | 89 FontFaceList::iterator m_firstNonCssConnectedFace; |
90 }; | 90 }; |
91 | 91 |
92 } // namespace blink | 92 } // namespace blink |
93 | 93 |
94 #endif // CSSSegmentedFontFace_h | 94 #endif // CSSSegmentedFontFace_h |
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