1 /*
2  * Copyright (c) 2021-2023 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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_FONT_ROSEN_FONT_COLLECTION_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_FONT_ROSEN_FONT_COLLECTION_H
18 
19 #include <future>
20 #include <vector>
21 #include <unordered_set>
22 
23 #ifndef USE_GRAPHIC_TEXT_GINE
24 #include "txt/font_collection.h"
25 #else
26 #include "rosen_text/font_collection.h"
27 #endif
28 
29 #include "core/components/font/font_collection.h"
30 
31 namespace OHOS::Ace {
32 
33 class ACE_EXPORT RosenFontCollection : public FontCollection {
34 public:
35     static RosenFontCollection& GetInstance();
36 
37 #ifndef USE_GRAPHIC_TEXT_GINE
38     std::shared_ptr<txt::FontCollection> GetFontCollection() override;
39 #else
40     std::shared_ptr<Rosen::FontCollection> GetFontCollection() override;
41 #endif
42 
43     void LoadFontFromList(const uint8_t* fontData, size_t length, std::string familyName);
44 
45     void LoadFontFamily(const char* fontFamily, const char* familySrc);
46 
47     void VaryFontCollectionWithFontWeightScale(float fontWeightScale);
48 
49     void LoadSystemFont();
50 
51     void SetIsZawgyiMyanmar(bool isZawgyiMyanmar);
52 
53 #ifndef USE_GRAPHIC_TEXT_GINE
54 #ifndef USE_ROSEN_DRAWING
55     sk_sp<txt::DynamicFontManager> GetDynamicFontManager();
56 #else
57     std::shared_ptr<RSFontMgr> GetDynamicFontManager();
58 #endif
59 #endif
60 
61 private:
62     void LoadThemeFont(const char* fontFamily, std::unique_ptr<char[]> buffer, size_t size);
63 
64     void InitializeFontCollection();
65 
66     bool StdFilesystemExists(const std::string &path);
67 
68 #ifndef USE_GRAPHIC_TEXT_GINE
69     std::shared_ptr<txt::FontCollection> fontCollection_;
70 #ifndef USE_ROSEN_DRAWING
71     sk_sp<txt::DynamicFontManager> dynamicFontManager_;
72 #else
73     std::shared_ptr<RSFontMgr> dynamicFontManager_;
74 #endif
75 #else
76     std::shared_ptr<Rosen::FontCollection> fontCollection_;
77 #endif
78     std::unordered_set<std::string> families_;
79 
80     std::string currentFamily_;
81 
82     bool isZawgyiMyanmar_ = false;
83     std::once_flag fontFlag_;
84 
85     static RosenFontCollection instance;
86 };
87 
88 } // namespace OHOS::Ace
89 
90 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_FONT_ROSEN_FONT_COLLECTION_H
91