1 /*
2 **
3 ** Copyright 2009, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 ** http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17
18 #include <stdio.h>
19
20 #define LOG_TAG "LatinIME: dictionary.cpp"
21
22 #include "dictionary.h"
23
24 namespace latinime {
25
26 // TODO: Change the type of all keyCodes to uint32_t
Dictionary(void * dict,int dictSize,int mmapFd,int dictBufAdjust,int typedLetterMultiplier,int fullWordMultiplier,int maxWordLength,int maxWords,int maxAlternatives)27 Dictionary::Dictionary(void *dict, int dictSize, int mmapFd, int dictBufAdjust,
28 int typedLetterMultiplier, int fullWordMultiplier,
29 int maxWordLength, int maxWords, int maxAlternatives)
30 : mDict((unsigned char*) dict), mDictSize(dictSize),
31 mMmapFd(mmapFd), mDictBufAdjust(dictBufAdjust),
32 // Checks whether it has the latest dictionary or the old dictionary
33 IS_LATEST_DICT_VERSION((((unsigned char*) dict)[0] & 0xFF) >= DICTIONARY_VERSION_MIN) {
34 if (DEBUG_DICT) {
35 if (MAX_WORD_LENGTH_INTERNAL < maxWordLength) {
36 LOGI("Max word length (%d) is greater than %d",
37 maxWordLength, MAX_WORD_LENGTH_INTERNAL);
38 LOGI("IN NATIVE SUGGEST Version: %d", (mDict[0] & 0xFF));
39 }
40 }
41 mUnigramDictionary = new UnigramDictionary(mDict, typedLetterMultiplier, fullWordMultiplier,
42 maxWordLength, maxWords, maxAlternatives, IS_LATEST_DICT_VERSION);
43 mBigramDictionary = new BigramDictionary(mDict, maxWordLength, maxAlternatives,
44 IS_LATEST_DICT_VERSION, hasBigram(), this);
45 }
46
~Dictionary()47 Dictionary::~Dictionary() {
48 delete mUnigramDictionary;
49 delete mBigramDictionary;
50 }
51
hasBigram()52 bool Dictionary::hasBigram() {
53 return ((mDict[1] & 0xFF) == 1);
54 }
55
isValidWord(unsigned short * word,int length)56 bool Dictionary::isValidWord(unsigned short *word, int length) {
57 return mUnigramDictionary->isValidWord(word, length);
58 }
59
60 } // namespace latinime
61