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| 1 /* | 1 /* |
| 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
| 3 * Copyright (C) 2003, 2004, 2006, 2007, 2009, 2010 Apple Inc. | 3 * Copyright (C) 2003, 2004, 2006, 2007, 2009, 2010 Apple Inc. |
| 4 * All right reserved. | 4 * All right reserved. |
| 5 * | 5 * |
| 6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
| 7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
| 8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
| 9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
| 10 * | 10 * |
| 11 * This library is distributed in the hope that it will be useful, | 11 * This library is distributed in the hope that it will be useful, |
| 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 * Library General Public License for more details. | 14 * Library General Public License for more details. |
| 15 * | 15 * |
| 16 * You should have received a copy of the GNU Library General Public License | 16 * You should have received a copy of the GNU Library General Public License |
| 17 * along with this library; see the file COPYING.LIB. If not, write to | 17 * along with this library; see the file COPYING.LIB. If not, write to |
| 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 19 * Boston, MA 02110-1301, USA. | 19 * Boston, MA 02110-1301, USA. |
| 20 * | 20 * |
| 21 */ | 21 */ |
| 22 | 22 |
| 23 #ifndef BidiContext_h | 23 #ifndef BidiContext_h |
| 24 #define BidiContext_h | 24 #define BidiContext_h |
| 25 | 25 |
| 26 #include "platform/PlatformExport.h" | 26 #include "platform/PlatformExport.h" |
| 27 #include "wtf/Assertions.h" | 27 #include "platform/wtf/Assertions.h" |
| 28 #include "wtf/PassRefPtr.h" | 28 #include "platform/wtf/PassRefPtr.h" |
| 29 #include "wtf/RefCounted.h" | 29 #include "platform/wtf/RefCounted.h" |
| 30 #include "wtf/RefPtr.h" | 30 #include "platform/wtf/RefPtr.h" |
| 31 #include "wtf/text/Unicode.h" | 31 #include "platform/wtf/text/Unicode.h" |
| 32 | 32 |
| 33 namespace blink { | 33 namespace blink { |
| 34 | 34 |
| 35 enum BidiEmbeddingSource { FromStyleOrDOM, FromUnicode }; | 35 enum BidiEmbeddingSource { FromStyleOrDOM, FromUnicode }; |
| 36 | 36 |
| 37 // Used to keep track of explicit embeddings. | 37 // Used to keep track of explicit embeddings. |
| 38 class PLATFORM_EXPORT BidiContext : public RefCounted<BidiContext> { | 38 class PLATFORM_EXPORT BidiContext : public RefCounted<BidiContext> { |
| 39 public: | 39 public: |
| 40 static PassRefPtr<BidiContext> create(unsigned char level, | 40 static PassRefPtr<BidiContext> create(unsigned char level, |
| 41 WTF::Unicode::CharDirection, | 41 WTF::Unicode::CharDirection, |
| (...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 95 | 95 |
| 96 inline unsigned char nextGreaterEvenLevel(unsigned char level) { | 96 inline unsigned char nextGreaterEvenLevel(unsigned char level) { |
| 97 return (level + 2) & ~1; | 97 return (level + 2) & ~1; |
| 98 } | 98 } |
| 99 | 99 |
| 100 PLATFORM_EXPORT bool operator==(const BidiContext&, const BidiContext&); | 100 PLATFORM_EXPORT bool operator==(const BidiContext&, const BidiContext&); |
| 101 | 101 |
| 102 } // namespace blink | 102 } // namespace blink |
| 103 | 103 |
| 104 #endif // BidiContext_h | 104 #endif // BidiContext_h |
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