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1 /* | 1 /* |
2 * Copyright (c) 2011 Google Inc. All rights reserved. | 2 * Copyright (c) 2011 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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65 SkString skiaFamilyName; | 65 SkString skiaFamilyName; |
66 if (!SkGetFallbackFamilyNameForChar(c, locale, &skiaFamilyName) || skiaFamil
yName.isEmpty()) | 66 if (!SkGetFallbackFamilyNameForChar(c, locale, &skiaFamilyName) || skiaFamil
yName.isEmpty()) |
67 return AtomicString(); | 67 return AtomicString(); |
68 return skiaFamilyName.c_str(); | 68 return skiaFamilyName.c_str(); |
69 } | 69 } |
70 | 70 |
71 PassRefPtr<SimpleFontData> FontCache::platformFallbackForCharacter(const FontDes
cription& fontDescription, UChar32 c, const SimpleFontData*) | 71 PassRefPtr<SimpleFontData> FontCache::platformFallbackForCharacter(const FontDes
cription& fontDescription, UChar32 c, const SimpleFontData*) |
72 { | 72 { |
73 AtomicString familyName = getFamilyNameForCharacter(c, fontDescription.scrip
t()); | 73 AtomicString familyName = getFamilyNameForCharacter(c, fontDescription.scrip
t()); |
74 if (familyName.isEmpty()) | 74 if (familyName.isEmpty()) |
75 return 0; | 75 return nullptr; |
76 return fontDataFromFontPlatformData(getFontPlatformData(fontDescription, fam
ilyName), DoNotRetain); | 76 return fontDataFromFontPlatformData(getFontPlatformData(fontDescription, fam
ilyName), DoNotRetain); |
77 } | 77 } |
78 | 78 |
79 // static | 79 // static |
80 AtomicString FontCache::getGenericFamilyNameForScript(const AtomicString& family
Name, UScriptCode script) | 80 AtomicString FontCache::getGenericFamilyNameForScript(const AtomicString& family
Name, UScriptCode script) |
81 { | 81 { |
82 // This is a hack to use the preferred font for CJK scripts. | 82 // This is a hack to use the preferred font for CJK scripts. |
83 // FIXME: Use new Skia API once Android system supports per-family and per-s
cript fallback fonts. | 83 // FIXME: Use new Skia API once Android system supports per-family and per-s
cript fallback fonts. |
84 UChar32 examplerChar; | 84 UChar32 examplerChar; |
85 switch (script) { | 85 switch (script) { |
86 case USCRIPT_SIMPLIFIED_HAN: | 86 case USCRIPT_SIMPLIFIED_HAN: |
87 case USCRIPT_TRADITIONAL_HAN: | 87 case USCRIPT_TRADITIONAL_HAN: |
88 case USCRIPT_KATAKANA_OR_HIRAGANA: | 88 case USCRIPT_KATAKANA_OR_HIRAGANA: |
89 examplerChar = 0x4E00; // A common character in Japanese and Chinese. | 89 examplerChar = 0x4E00; // A common character in Japanese and Chinese. |
90 break; | 90 break; |
91 case USCRIPT_HANGUL: | 91 case USCRIPT_HANGUL: |
92 examplerChar = 0xAC00; | 92 examplerChar = 0xAC00; |
93 break; | 93 break; |
94 default: | 94 default: |
95 // For other scripts, use the default generic family mapping logic. | 95 // For other scripts, use the default generic family mapping logic. |
96 return familyName; | 96 return familyName; |
97 } | 97 } |
98 | 98 |
99 return getFamilyNameForCharacter(examplerChar, script); | 99 return getFamilyNameForCharacter(examplerChar, script); |
100 } | 100 } |
101 | 101 |
102 } // namespace WebCore | 102 } // namespace WebCore |
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