| // Copyright 2010-2014, 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 |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef MOZC_REWRITER_SYMBOL_REWRITER_H_ |
| #define MOZC_REWRITER_SYMBOL_REWRITER_H_ |
| |
| #include <string> |
| |
| #include "base/scoped_ptr.h" |
| #include "rewriter/embedded_dictionary.h" |
| #include "rewriter/rewriter_interface.h" |
| // for FRIEND_TEST() |
| #include "testing/base/public/gunit_prod.h" |
| |
| namespace mozc { |
| |
| class ConversionRequest; |
| class ConverterInterface; |
| class DataManagerInterface; |
| class EmbeddedDictionary; |
| class Segment; |
| class Segments; |
| |
| class SymbolRewriter : public RewriterInterface { |
| public: |
| explicit SymbolRewriter(const ConverterInterface *parent_converter, |
| const DataManagerInterface *data_manager); |
| virtual ~SymbolRewriter(); |
| |
| virtual int capability(const ConversionRequest &request) const; |
| |
| virtual bool Rewrite(const ConversionRequest &request, |
| Segments *segments) const; |
| |
| private: |
| FRIEND_TEST(SymbolRewriterTest, TriggerRewriteEntireTest); |
| FRIEND_TEST(SymbolRewriterTest, TriggerRewriteEachTest); |
| FRIEND_TEST(SymbolRewriterTest, TriggerRewriteDescriptionTest); |
| FRIEND_TEST(SymbolRewriterTest, SplitDescriptionTest); |
| |
| // Some characters may have different description for full/half width forms. |
| // Here we just change the description in this function. |
| static const string GetDescription(const string &value, |
| const char *description, |
| const char *additional_description); |
| |
| // return true key has no-hiragana |
| static bool IsSymbol(const string &key); |
| |
| // Insert alternative form of space. |
| static void ExpandSpace(Segment *segment); |
| |
| // Returns true if the symbol is platform dependent |
| static bool IsPlatformDependent(const EmbeddedDictionary::Value &value); |
| |
| // Return true if two symbols are in same group. |
| static bool InSameSymbolGroup(const EmbeddedDictionary::Value &lhs, |
| const EmbeddedDictionary::Value &rhs); |
| |
| // Insert Symbol into segment. |
| static void InsertCandidates(const EmbeddedDictionary::Value *value, |
| size_t size, |
| bool context_sensitive, |
| Segment *segment); |
| |
| // Add symbol desc to exsisting candidates |
| static void AddDescForCurrentCandidates( |
| const EmbeddedDictionary::Value *value, |
| size_t size, Segment *segment); |
| |
| // Insert symbols using connected all segments. |
| bool RewriteEntireCandidate(const ConversionRequest &request, |
| Segments *segments) const; |
| |
| // Insert symbols using single segment. |
| bool RewriteEachCandidate(Segments *segments) const; |
| |
| const ConverterInterface *parent_converter_; |
| scoped_ptr<EmbeddedDictionary> dictionary_; |
| }; |
| |
| } // namespace mozc |
| |
| #endif // MOZC_REWRITER_SYMBOL_REWRITER_H_ |