| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef MOZC_COMPOSER_INTERNAL_TRANSLITERATOR_INTERFACE_H_ |
| #define MOZC_COMPOSER_INTERNAL_TRANSLITERATOR_INTERFACE_H_ |
| |
| #include <string> |
| |
| namespace mozc { |
| namespace composer { |
| |
| class TransliteratorInterface { |
| public: |
| virtual ~TransliteratorInterface() {} |
| |
| // Return the transliterated string of either raw or converted. |
| // Determination of which argument is used depends on the |
| // implementation. |
| // |
| // Expected usage examples: |
| // - HalfKatakanaTransliterator("a", "あ") => "ア" |
| // - FullAsciiTransliterator("a", "あ") => "a" |
| virtual string Transliterate(const string &raw, |
| const string &converted) const = 0; |
| |
| // Split raw and converted strings based on the transliteration |
| // rule. If raw or converted could not be deterministically split, |
| // fall back strings are fill and false is returned. The first |
| // arugment, position, is in character (rather than byte). |
| // |
| // Expected usage examples: |
| // - HiraganaTransliterator(1, "kk", "っk") => true |
| // (raw_lhs, raw_rhs) => ("k", "k") |
| // (conv_lhs, conv_rhs) => ("っ", "k") |
| // - HalfKatakanaTransliterator(1, "zu", "ず") => false |
| // (raw_lhs, raw_rhs) => ("す", "゛") fall back strings. |
| // (conv_lhs, conv_rhs) => ("す", "゛") |
| virtual bool Split(size_t position, |
| const string &raw, |
| const string &converted, |
| string *raw_lhs, string *raw_rhs, |
| string *converted_lhs, string *converted_rhs) const = 0; |
| }; |
| |
| } // namespace composer |
| } // namespace mozc |
| |
| #endif // MOZC_COMPOSER_INTERNAL_TRANSLITERATOR_INTERFACE_H_ |