89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef LATINIME_ADDITIONAL_PROXIMITY_CHARS_H
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#define LATINIME_ADDITIONAL_PROXIMITY_CHARS_H
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#include <cstring>
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#include "defines.h"
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namespace latinime {
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class AdditionalProximityChars {
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private:
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DISALLOW_IMPLICIT_CONSTRUCTORS(AdditionalProximityChars);
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static const char *LOCALE_EN_US;
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static const int EN_US_ADDITIONAL_A_SIZE = 4;
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static const int EN_US_ADDITIONAL_A[];
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static const int EN_US_ADDITIONAL_E_SIZE = 4;
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static const int EN_US_ADDITIONAL_E[];
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static const int EN_US_ADDITIONAL_I_SIZE = 4;
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static const int EN_US_ADDITIONAL_I[];
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static const int EN_US_ADDITIONAL_O_SIZE = 4;
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static const int EN_US_ADDITIONAL_O[];
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static const int EN_US_ADDITIONAL_U_SIZE = 4;
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static const int EN_US_ADDITIONAL_U[];
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AK_FORCE_INLINE static bool isEnLocale(const char *localeStr) {
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const size_t LOCALE_EN_US_SIZE = strlen(LOCALE_EN_US);
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return localeStr && strlen(localeStr) >= LOCALE_EN_US_SIZE
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&& strncmp(localeStr, LOCALE_EN_US, LOCALE_EN_US_SIZE) == 0;
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}
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public:
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static int getAdditionalCharsSize(const char *const localeStr, const int c) {
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if (!isEnLocale(localeStr)) {
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return 0;
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}
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switch (c) {
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case 'a':
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return EN_US_ADDITIONAL_A_SIZE;
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case 'e':
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return EN_US_ADDITIONAL_E_SIZE;
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case 'i':
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return EN_US_ADDITIONAL_I_SIZE;
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case 'o':
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return EN_US_ADDITIONAL_O_SIZE;
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case 'u':
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return EN_US_ADDITIONAL_U_SIZE;
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default:
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return 0;
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}
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}
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static const int *getAdditionalChars(const char *const localeStr, const int c) {
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if (!isEnLocale(localeStr)) {
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return 0;
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}
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switch (c) {
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case 'a':
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return EN_US_ADDITIONAL_A;
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case 'e':
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return EN_US_ADDITIONAL_E;
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case 'i':
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return EN_US_ADDITIONAL_I;
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case 'o':
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return EN_US_ADDITIONAL_O;
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case 'u':
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return EN_US_ADDITIONAL_U;
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default:
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return 0;
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}
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}
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};
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} // namespace latinime
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#endif // LATINIME_ADDITIONAL_PROXIMITY_CHARS_H
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