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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef LATINIME_CORRECTION_STATE_H
     18 #define LATINIME_CORRECTION_STATE_H
     19 
     20 #include <stdint.h>
     21 
     22 #include "defines.h"
     23 
     24 namespace latinime {
     25 
     26 struct CorrectionState {
     27     int mParentIndex;
     28     int mSiblingPos;
     29     uint16_t mChildCount;
     30     uint8_t mInputIndex;
     31 
     32     uint8_t mEquivalentCharCount;
     33     uint8_t mProximityCount;
     34     uint8_t mTransposedCount;
     35     uint8_t mExcessiveCount;
     36     uint8_t mSkippedCount;
     37 
     38     int8_t mTransposedPos;
     39     int8_t mExcessivePos;
     40     int8_t mSkipPos; // should be signed
     41 
     42     // TODO: int?
     43     bool mLastCharExceeded;
     44 
     45     bool mMatching;
     46     bool mTransposing;
     47     bool mExceeding;
     48     bool mSkipping;
     49     bool mProximityMatching;
     50     bool mAdditionalProximityMatching;
     51 
     52     bool mNeedsToTraverseAllNodes;
     53 };
     54 
     55 inline static void initCorrectionState(CorrectionState *state, const int rootPos,
     56         const uint16_t childCount, const bool traverseAll) {
     57     state->mParentIndex = -1;
     58     state->mChildCount = childCount;
     59     state->mInputIndex = 0;
     60     state->mSiblingPos = rootPos;
     61     state->mNeedsToTraverseAllNodes = traverseAll;
     62 
     63     state->mTransposedPos = -1;
     64     state->mExcessivePos = -1;
     65     state->mSkipPos = -1;
     66 
     67     state->mEquivalentCharCount = 0;
     68     state->mProximityCount = 0;
     69     state->mTransposedCount = 0;
     70     state->mExcessiveCount = 0;
     71     state->mSkippedCount = 0;
     72 
     73     state->mLastCharExceeded = false;
     74 
     75     state->mMatching = false;
     76     state->mProximityMatching = false;
     77     state->mTransposing = false;
     78     state->mExceeding = false;
     79     state->mSkipping = false;
     80     state->mAdditionalProximityMatching = false;
     81 }
     82 
     83 } // namespace latinime
     84 #endif // LATINIME_CORRECTION_STATE_H
     85