1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef GLOBAL_I18N_STANDARD_PLURAL_RULES_H 16 #define GLOBAL_I18N_STANDARD_PLURAL_RULES_H 17 18 #include <vector> 19 #include <string> 20 #include <map> 21 #include <set> 22 23 #include "unicode/locid.h" 24 #include "unicode/plurrule.h" 25 #include "unicode/numberformatter.h" 26 27 #include "locale_info.h" 28 29 namespace OHOS { 30 namespace Global { 31 namespace I18n { 32 class PluralRules { 33 public: 34 PluralRules(std::vector<std::string> &localeTags, std::map<std::string, std::string> &options); 35 ~PluralRules(); 36 std::string Select(double number); 37 38 private: 39 std::string localeStr; 40 std::unique_ptr<LocaleInfo> localeInfo = nullptr; 41 icu::Locale locale; 42 icu::PluralRules *pluralRules = nullptr; 43 icu::number::LocalizedNumberFormatter numberFormatter; 44 45 std::string localeMatcher; 46 std::string type; 47 int minInteger; 48 int minFraction; 49 int maxFraction; 50 int minSignificant; 51 int maxSignificant; 52 53 std::set<std::string> GetValidLocales(); 54 std::string ParseOption(std::map<std::string, std::string> &options, const std::string &key); 55 void ParseAllOptions(std::map<std::string, std::string> &options); 56 void InitPluralRules(std::vector<std::string> &localeTags, std::map<std::string, std::string> &options); 57 void InitNumberFormatter(); 58 }; 59 } // namespace I18n 60 } // namespace Global 61 } // namespace OHOS 62 #endif 63