1 /* 2 * Copyright (c) 2023 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 16 #ifndef ROSEN_MODULES_TEXGINE_SRC_TEXT_REVERSER_H 17 #define ROSEN_MODULES_TEXGINE_SRC_TEXT_REVERSER_H 18 19 #include <vector> 20 21 #include "variant_span.h" 22 23 namespace OHOS { 24 namespace Rosen { 25 namespace TextEngine { 26 class TextReverser { 27 public: 28 static void ReverseRTLText(std::vector<VariantSpan> &lineSpans); 29 static void ProcessTypoDirection(std::vector<VariantSpan> &lineSpans, const TextDirection dir); 30 31 private: 32 static void ReverseConDirectionText(std::vector<VariantSpan> &lineSpans, int begin, int end); 33 }; 34 } // namespace TextEngine 35 } // namespace Rosen 36 } // namespace OHOS 37 38 #endif // ROSEN_MODULES_TEXGINE_SRC_TEXT_REVERSER_H 39