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_OPENTYPE_PARSER_CMAP_TABLE_PARSER_H
17 #define ROSEN_MODULES_TEXGINE_SRC_OPENTYPE_PARSER_CMAP_TABLE_PARSER_H
18 
19 #include <cstdint>
20 #include <string>
21 
22 #include "opentype_basic_type.h"
23 
24 namespace OHOS {
25 namespace Rosen {
26 namespace TextEngine {
27 struct EncodingRecord {
28     OpenTypeBasicType::Uint16 platformID;
29     OpenTypeBasicType::Uint16 encodingID;
30     OpenTypeBasicType::Uint32 subtableOffset;
31 };
32 
33 struct CmapTables {
34     OpenTypeBasicType::Uint16 version;
35     OpenTypeBasicType::Uint16 numTables;
36     struct EncodingRecord encodingRecords[];
37 };
38 
39 class CmapTableParser {
40 public:
CmapTableParser()41     CmapTableParser() {}
CmapTableParser(const char * data,int32_t size)42     CmapTableParser(const char* data, int32_t size) : data_(data), size_(size) {}
43     static const struct CmapTables* Parse(const char* data, int32_t size);
44     void Dump() const;
45 
46 private:
47     const char* data_ = nullptr;
48     int32_t size_ = 0;
49 };
50 } // namespace TextEngine
51 } // namespace Rosen
52 } // namespace OHOS
53 
54 #endif // ROSEN_MODULES_TEXGINE_SRC_OPENTYPE_PARSER_CMAP_TABLE_PARSER_H
55