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#ifndef MOZC_CONVERTER_CONVERTER_H_
#define MOZC_CONVERTER_CONVERTER_H_
#include "converter/converter_interface.h"
// for FRIEND_TEST()
#include "testing/base/public/gunit_prod.h"
namespace mozc {
class ConversionRequest;
class ImmutableConverterInterface;
class PredictorInterface;
class POSMatcher;
class PosGroup;
class RewriterInterface;
class Segments;
class UserDatamanagerInterface;
class ConverterImpl : public ConverterInterface {
public:
ConverterImpl();
ConverterImpl(PredictorInterface *predictor, RewriterInterface *rewriter);
virtual ~ConverterImpl();
// Lazily initializes the internal predictor and rewriter.
void Init(PredictorInterface *predictor, RewriterInterface *rewriter);
bool Predict(const ConversionRequest &request,
const string &key,
const Segments::RequestType request_type,
Segments *segments) const;
bool StartConversionForRequest(const ConversionRequest &request,
Segments *segments) const;
bool StartConversion(Segments *segments,
const string &key) const;
bool StartReverseConversion(Segments *segments,
const string &key) const;
bool StartPredictionForRequest(const ConversionRequest &request,
Segments *segments) const;
bool StartPrediction(Segments *segments,
const string &key) const;
bool StartSuggestionForRequest(const ConversionRequest &request,
Segments *segments) const;
bool StartSuggestion(Segments *segments,
const string &key) const;
bool StartPartialPredictionForRequest(const ConversionRequest &request,
Segments *segments) const;
bool StartPartialPrediction(Segments *segments,
const string &key) const;
bool StartPartialSuggestionForRequest(const ConversionRequest &request,
Segments *segments) const;
bool StartPartialSuggestion(Segments *segments,
const string &key) const;
bool FinishConversion(Segments *segments) const;
bool CancelConversion(Segments *segments) const;
bool ResetConversion(Segments *segments) const;
bool RevertConversion(Segments *segments) const;
bool CommitSegmentValue(Segments *segments,
size_t segment_index,
int candidate_index) const;
bool CommitPartialSuggestionSegmentValue(Segments *segments,
size_t segment_index,
int candidate_index,
const string ¤t_segment_key,
const string &new_segment_key) const;
bool FocusSegmentValue(Segments *segments,
size_t segment_index,
int candidate_index) const;
bool FreeSegmentValue(Segments *segments,
size_t segment_index) const;
bool SubmitFirstSegment(Segments *segments,
size_t candidate_index) const;
bool ResizeSegment(Segments *segments,
const ConversionRequest &requset,
size_t segment_index,
int offset_length) const;
bool ResizeSegment(Segments *segments,
const ConversionRequest &requset,
size_t start_segment_index,
size_t segments_size,
const uint8 *new_size_array,
size_t array_size) const;
UserDataManagerInterface *GetUserDataManager();
private:
FRIEND_TEST(ConverterTest, CompletePOSIds);
FRIEND_TEST(ConverterTest, SetupHistorySegmentsFromPrecedingText);
// Complete Left id/Right id if they are not defined.
// Some users don't push conversion button but directly
// input hiragana sequence only with composition mode. Converter
// cannot know which POS ids should be used for these directly-
// input strings. This function estimates IDs from value heuristically.
void CompletePOSIds(Segment::Candidate *candidate) const;
bool CommitSegmentValueInternal(Segments *segments,
size_t segment_index,
int candidate_index,
Segment::SegmentType segment_type) const;
// Reconstructs history segments from preceding text to emulate user input
// from preceding (surrounding) text.
bool SetupHistorySegmentsFromPrecedingText(const string &preceding_text,
Segments *segments) const;
const POSMatcher *pos_matcher_;
const PosGroup *pos_group_;
scoped_ptr<PredictorInterface> predictor_;
scoped_ptr<RewriterInterface> rewriter_;
scoped_ptr<UserDataManagerInterface> user_data_manager_;
const ImmutableConverterInterface *immutable_converter_;
const uint16 general_noun_id_;
};
} // namespace mozc
#endif // MOZC_CONVERTER_CONVERTER_H_