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_TYPEFACE_H 17 #define ROSEN_MODULES_TEXGINE_SRC_TYPEFACE_H 18 19 #include <iostream> 20 #include <memory> 21 22 #include "opentype_parser/cmap_parser.h" 23 #include "texgine_string.h" 24 #include "texgine_typeface.h" 25 26 struct hb_blob_t; 27 28 namespace OHOS { 29 namespace Rosen { 30 namespace TextEngine { 31 class Typeface { 32 public: 33 static std::unique_ptr<Typeface> MakeFromFile(const std::string &filename); 34 35 Typeface(std::shared_ptr<TexgineTypeface> tf); 36 ~Typeface(); 37 38 std::string GetName(); 39 bool Has(uint32_t ch); Get()40 std::shared_ptr<TexgineTypeface> Get() const { return typeface_; } 41 42 private: 43 friend void ReportMemoryUsage(const std::string &member, const Typeface &str, bool needThis); 44 45 bool ParseCmap(const std::shared_ptr<CmapParser> &parser); 46 47 std::shared_ptr<TexgineTypeface> typeface_ = nullptr; 48 TexgineString name_; 49 hb_blob_t *hblob_ = nullptr; 50 std::shared_ptr<CmapParser> cmapParser_ = nullptr; 51 std::unique_ptr<char[]> cmapData_ = nullptr; 52 53 static inline std::map<std::string, std::shared_ptr<CmapParser>> cmapCache_; 54 }; 55 } // namespace TextEngine 56 } // namespace Rosen 57 } // namespace OHOS 58 59 #endif // ROSEN_MODULES_TEXGINE_SRC_TYPEFACE_H 60