futokb/native/jni/src/dictionary.h
Ken Wakasa f2789819bd Cosmetic fixes and a bug fix in UnigramDictionary::testCharGroupForContinuedLikeness().
This change has actually been extracted from a change work in progress I4fe423834b8131fb122251892c98228a6e08ba25

Change-Id: I52568fa09da2ea22be7f8bfe9676b7cd73c31fa4
2012-09-04 14:23:37 +09:00

102 lines
3.7 KiB
C++

/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LATINIME_DICTIONARY_H
#define LATINIME_DICTIONARY_H
#include <stdint.h>
#include "defines.h"
namespace latinime {
class BigramDictionary;
class IncrementalDecoderInterface;
class ProximityInfo;
class UnigramDictionary;
class Dictionary {
public:
// Taken from SuggestedWords.java
const static int KIND_TYPED = 0; // What user typed
const static int KIND_CORRECTION = 1; // Simple correction/suggestion
const static int KIND_COMPLETION = 2; // Completion (suggestion with appended chars)
const static int KIND_WHITELIST = 3; // Whitelisted word
const static int KIND_BLACKLIST = 4; // Blacklisted word
const static int KIND_HARDCODED = 5; // Hardcoded suggestion, e.g. punctuation
const static int KIND_APP_DEFINED = 6; // Suggested by the application
const static int KIND_SHORTCUT = 7; // A shortcut
const static int KIND_PREDICTION = 8; // A prediction (== a suggestion with no input)
Dictionary(void *dict, int dictSize, int mmapFd, int dictBufAdjust, int typedLetterMultipler,
int fullWordMultiplier, int maxWordLength, int maxWords, int maxPredictions);
int getSuggestions(ProximityInfo *proximityInfo, void *traverseSession, int *xcoordinates,
int *ycoordinates, int *times, int *pointerIds, int *codes, int codesSize,
int *prevWordChars, int prevWordLength, int commitPoint, bool isGesture,
bool useFullEditDistance, unsigned short *outWords,
int *frequencies, int *spaceIndices, int *outputTypes) const;
int getBigrams(const int32_t *word, int length, int *codes, int codesSize,
unsigned short *outWords, int *frequencies, int *outputTypes) const;
int getFrequency(const int32_t *word, int length) const;
bool isValidBigram(const int32_t *word1, int length1, const int32_t *word2, int length2) const;
const uint8_t *getDict() const { // required to release dictionary buffer
return mDict;
}
const uint8_t *getOffsetDict() const {
return mOffsetDict;
}
int getDictSize() const { return mDictSize; }
int getMmapFd() const { return mMmapFd; }
int getDictBufAdjust() const { return mDictBufAdjust; }
virtual ~Dictionary();
// public static utility methods
// static inline methods should be defined in the header file
static int wideStrLen(unsigned short *str);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(Dictionary);
const uint8_t *mDict;
const uint8_t *mOffsetDict;
// Used only for the mmap version of dictionary loading, but we use these as dummy variables
// also for the malloc version.
const int mDictSize;
const int mMmapFd;
const int mDictBufAdjust;
const UnigramDictionary *mUnigramDictionary;
const BigramDictionary *mBigramDictionary;
IncrementalDecoderInterface *mGestureDecoder;
};
// public static utility methods
// static inline methods should be defined in the header file
inline int Dictionary::wideStrLen(unsigned short *str) {
if (!str) return 0;
int length = 0;
while (*str) {
str++;
length++;
}
return length;
}
} // namespace latinime
#endif // LATINIME_DICTIONARY_H