| /* |
| * Copyright (C) 2017 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 AAPT_UTIL_UTF8ITERATOR_H |
| #define AAPT_UTIL_UTF8ITERATOR_H |
| |
| #include "android-base/macros.h" |
| #include "androidfw/StringPiece.h" |
| |
| namespace aapt { |
| |
| class Utf8Iterator { |
| public: |
| explicit Utf8Iterator(const android::StringPiece& str); |
| |
| bool HasNext() const; |
| |
| void Skip(int amount); |
| |
| char32_t Next(); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(Utf8Iterator); |
| |
| void DoNext(); |
| |
| android::StringPiece str_; |
| size_t next_pos_; |
| char32_t current_codepoint_; |
| }; |
| |
| } // namespace aapt |
| |
| #endif // AAPT_UTIL_UTF8ITERATOR_H |