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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 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 | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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42 #include "wtf/Vector.h" | 42 #include "wtf/Vector.h" |
43 | 43 |
44 #include <unicode/uscript.h> | 44 #include <unicode/uscript.h> |
45 | 45 |
46 namespace blink { | 46 namespace blink { |
47 | 47 |
48 class Font; | 48 class Font; |
49 class GlyphBufferWithOffsets; | 49 class GlyphBufferWithOffsets; |
50 class SimpleFontData; | 50 class SimpleFontData; |
51 | 51 |
52 class HarfBuzzShaper FINAL { | 52 class HarfBuzzShaper final { |
53 public: | 53 public: |
54 enum ForTextEmphasisOrNot { | 54 enum ForTextEmphasisOrNot { |
55 NotForTextEmphasis, | 55 NotForTextEmphasis, |
56 ForTextEmphasis | 56 ForTextEmphasis |
57 }; | 57 }; |
58 | 58 |
59 HarfBuzzShaper(const Font*, const TextRun&, ForTextEmphasisOrNot = NotForTex
tEmphasis, HashSet<const SimpleFontData*>* fallbackFonts = 0); | 59 HarfBuzzShaper(const Font*, const TextRun&, ForTextEmphasisOrNot = NotForTex
tEmphasis, HashSet<const SimpleFontData*>* fallbackFonts = 0); |
60 | 60 |
61 void setDrawRange(int from, int to); | 61 void setDrawRange(int from, int to); |
62 bool shape(GlyphBuffer* = 0); | 62 bool shape(GlyphBuffer* = 0); |
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156 float m_totalWidth; | 156 float m_totalWidth; |
157 FloatBoxExtent m_glyphBoundingBox; | 157 FloatBoxExtent m_glyphBoundingBox; |
158 HashSet<const SimpleFontData*>* m_fallbackFonts; | 158 HashSet<const SimpleFontData*>* m_fallbackFonts; |
159 | 159 |
160 friend struct CachedShapingResults; | 160 friend struct CachedShapingResults; |
161 }; | 161 }; |
162 | 162 |
163 } // namespace blink | 163 } // namespace blink |
164 | 164 |
165 #endif // HarfBuzzShaper_h | 165 #endif // HarfBuzzShaper_h |
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