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/*
* Copyright (C) 2012 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_INCREMENTAL_DECODER_WRAPPER_H
#define LATINIME_INCREMENTAL_DECODER_WRAPPER_H
#include <stdint.h>
#include "defines.h"
#include "incremental_decoder_interface.h"
namespace latinime {
class UnigramDictionary;
class BigramDictionary;
class ProximityInfo;
class IncrementalDecoderWrapper : public IncrementalDecoderInterface {
public:
IncrementalDecoderWrapper(const int maxWordLength, const int maxWords) {
mIncrementalDecoderInterface = getIncrementalDecoderInstance(maxWordLength, maxWords);
}
virtual ~IncrementalDecoderWrapper() {
delete mIncrementalDecoderInterface;
}
int getSuggestions(ProximityInfo *pInfo, int *inputXs, int *inputYs, int *times,
int *pointerIds, int *codes, int inputSize, int commitPoint,
unsigned short *outWords, int *frequencies, int *outputIndices, int *outputTypes) {
if (!mIncrementalDecoderInterface) {
return 0;
}
return mIncrementalDecoderInterface->getSuggestions(
pInfo, inputXs, inputYs, times, pointerIds, codes, inputSize, commitPoint,
outWords, frequencies, outputIndices, outputTypes);
}
void reset() {
if (!mIncrementalDecoderInterface) {
return;
}
mIncrementalDecoderInterface->reset();
}
void setDict(const UnigramDictionary *dict, const BigramDictionary *bigram,
const uint8_t *dictRoot, int rootPos) {
if (!mIncrementalDecoderInterface) {
return;
}
mIncrementalDecoderInterface->setDict(dict, bigram, dictRoot, rootPos);
}
void setPrevWord(const int32_t *prevWord, int prevWordLength) {
if (!mIncrementalDecoderInterface) {
return;
}
mIncrementalDecoderInterface->setPrevWord(prevWord, prevWordLength);
}
static void setIncrementalDecoderFactoryMethod(
IncrementalDecoderInterface *(*factoryMethod)(int, int)) {
sIncrementalDecoderFactoryMethod = factoryMethod;
}
private:
DISALLOW_COPY_AND_ASSIGN(IncrementalDecoderWrapper);
static IncrementalDecoderInterface *getIncrementalDecoderInstance(int maxWordLength,
int maxWords) {
if (sIncrementalDecoderFactoryMethod) {
return sIncrementalDecoderFactoryMethod(maxWordLength, maxWords);
}
return 0;
}
static IncrementalDecoderInterface *(*sIncrementalDecoderFactoryMethod)(int, int);
IncrementalDecoderInterface *mIncrementalDecoderInterface;
};
} // namespace latinime
#endif // LATINIME_INCREMENTAL_DECODER_WRAPPER_H
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