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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google, Inc. | 2 * Copyright (C) 2013 Google, Inc. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| (...skipping 14 matching lines...) Expand all Loading... | |
| 25 #include "wtf/PassRefPtr.h" | 25 #include "wtf/PassRefPtr.h" |
| 26 #include "wtf/RefCounted.h" | 26 #include "wtf/RefCounted.h" |
| 27 #include <unicode/uchar.h> | 27 #include <unicode/uchar.h> |
| 28 | 28 |
| 29 namespace WebCore { | 29 namespace WebCore { |
| 30 | 30 |
| 31 class CSSFontFaceSource; | 31 class CSSFontFaceSource; |
| 32 struct GlyphData; | 32 struct GlyphData; |
| 33 class GlyphPage; | 33 class GlyphPage; |
| 34 class SimpleFontData; | 34 class SimpleFontData; |
| 35 struct WidthIterator; | 35 struct WidthIterator; |
|
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2013/11/12 23:18:32
You'll need to use Source/core/css/CSSFontFaceSour
| |
| 36 | 36 |
| 37 class CustomFontData : public RefCounted<CustomFontData> { | 37 class CustomFontData : public RefCounted<CustomFontData> { |
| 38 public: | 38 public: |
| 39 static PassRefPtr<CustomFontData> create(bool isLoadingFallback = false) | 39 static PassRefPtr<CustomFontData> create(bool isLoadingFallback = false) |
| 40 { | 40 { |
| 41 return adoptRef(new CustomFontData(isLoadingFallback)); | 41 return adoptRef(new CustomFontData(isLoadingFallback)); |
| 42 } | 42 } |
| 43 | 43 |
| 44 virtual ~CustomFontData() { } | 44 virtual ~CustomFontData() { } |
| 45 | 45 |
| 46 virtual void beginLoadIfNeeded() const { }; | 46 virtual void beginLoadIfNeeded() const { }; |
| 47 bool isLoading() const { return m_isLoadingFallback && m_isUsed; } | 47 bool isLoading() const { return m_isLoadingFallback && m_isUsed; } |
| 48 bool isLoadingFallback() const { return m_isLoadingFallback; } | 48 bool isLoadingFallback() const { return m_isLoadingFallback; } |
| 49 | 49 |
| 50 virtual bool isSVGFont() const { return false; } | 50 virtual bool isSVGFont() const { return false; } |
| 51 virtual void initializeFontData(SimpleFontData*, float) { } | 51 virtual void initializeFontData(SimpleFontData*, float) { } |
| 52 virtual float widthForSVGGlyph(Glyph, float) const { return 0.0f; } | 52 virtual float widthForSVGGlyph(Glyph, float) const { return 0.0f; } |
| 53 virtual bool fillSVGGlyphPage(GlyphPage*, unsigned, unsigned, UChar*, unsign ed, const SimpleFontData*) const { return false; } | 53 virtual bool fillSVGGlyphPage(GlyphPage*, unsigned, unsigned, UChar*, unsign ed, const SimpleFontData*) const { return false; } |
| 54 virtual bool applySVGGlyphSelection(WidthIterator&, GlyphData&, bool, int, u nsigned&) const { return false; } | 54 virtual bool applySVGGlyphSelection(WidthIterator&, GlyphData&, bool, int, u nsigned&) const { return false; } |
| 55 | 55 |
| 56 virtual void setCSSFontFaceSource(CSSFontFaceSource* source) { ASSERT_NOT_RE ACHED(); } | 56 virtual void setCSSFontFaceSource(CSSFontFaceSource*) { ASSERT_NOT_REACHED() ; } |
| 57 virtual void clearCSSFontFaceSource() { } | 57 virtual void clearCSSFontFaceSource() { } |
| 58 | 58 |
| 59 protected: | 59 protected: |
| 60 CustomFontData(bool isLoadingFallback) | 60 CustomFontData(bool isLoadingFallback) |
| 61 : m_isLoadingFallback(isLoadingFallback) | 61 : m_isLoadingFallback(isLoadingFallback) |
| 62 , m_isUsed(false) | 62 , m_isUsed(false) |
| 63 { | 63 { |
| 64 } | 64 } |
| 65 | 65 |
| 66 bool m_isLoadingFallback; // Whether or not this is a temporary font data fo r a custom font which is not yet loaded. | 66 bool m_isLoadingFallback; // Whether or not this is a temporary font data fo r a custom font which is not yet loaded. |
| 67 mutable bool m_isUsed; | 67 mutable bool m_isUsed; |
| 68 }; | 68 }; |
| 69 | 69 |
| 70 } | 70 } |
| 71 | 71 |
| 72 #endif // CustomFontData_h | 72 #endif // CustomFontData_h |
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