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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 #include "core/components/font/rosen_font_collection.h"
17 
18 #include "txt/src/minikin/FontFamily.h"
19 #include "txt/src/minikin/FontLanguageListCache.h"
20 #include "include/core/SkTypeface.h"
21 #include "base/i18n/localization.h"
22 #include "base/log/ace_trace.h"
23 #include "base/log/log.h"
24 #include "base/utils/system_properties.h"
25 #include "base/utils/utils.h"
26 #include "core/common/ace_engine.h"
27 #include "core/components_ng/render/drawing.h"
28 #include "rosen_text/properties/font_collection_txt.h"
29 
30 namespace OHOS::Ace {
31 
32 RosenFontCollection RosenFontCollection::instance;
33 
GetFontCollection()34 std::shared_ptr<txt::FontCollection> RosenFontCollection::GetFontCollection()
35 {
36     std::call_once(fontFlag_, [this]() {
37         auto rosenCollection = RSFontCollection::GetInstance(false);
38         auto collectionTxtBase = rosenCollection->GetFontCollection();
39         auto collectionTxt = std::static_pointer_cast<rosen::FontCollectionTxt>(collectionTxtBase);
40         if (collectionTxt) {
41             fontCollection_ = collectionTxt->GetFontCollection();
42             dynamicFontManager_ = collectionTxt->GetDynamicFontManager();
43         } else {
44             LOGE("Fail to get FontFollectionTxt!");
45         }
46     });
47     return fontCollection_;
48 }
49 
GetDynamicFontManager()50 sk_sp<txt::DynamicFontManager> RosenFontCollection::GetDynamicFontManager()
51 {
52     return dynamicFontManager_;
53 }
54 
LoadFontFromList(const uint8_t * fontData,size_t length,std::string familyName)55 void RosenFontCollection::LoadFontFromList(const uint8_t* fontData, size_t length, std::string familyName)
56 {
57     std::call_once(fontFlag_, [this]() {
58         auto rosenCollection = RSFontCollection::GetInstance(false);
59         auto collectionTxtBase = rosenCollection->GetFontCollection();
60         auto collectionTxt = std::static_pointer_cast<rosen::FontCollectionTxt>(collectionTxtBase);
61         if (collectionTxt) {
62             fontCollection_ = collectionTxt->GetFontCollection();
63             dynamicFontManager_ = collectionTxt->GetDynamicFontManager();
64         }
65     });
66 
67     auto it = std::find(families_.begin(), families_.end(), familyName);
68     if (it != families_.end()) {
69         return;
70     }
71 
72     families_.emplace_back(familyName);
73 
74     if (fontCollection_) {
75         std::unique_ptr<SkStreamAsset> font_stream = std::make_unique<SkMemoryStream>(fontData, length, true);
76         sk_sp<SkTypeface> typeface = SkTypeface::MakeFromStream(std::move(font_stream));
77         txt::TypefaceFontAssetProvider& font_provider = dynamicFontManager_->font_provider();
78         if (familyName.empty()) {
79             font_provider.RegisterTypeface(typeface);
80         } else {
81             font_provider.RegisterTypeface(typeface, familyName);
82         }
83         fontCollection_->ClearFontFamilyCache();
84     }
85 }
86 
GetInstance()87 RosenFontCollection& RosenFontCollection::GetInstance()
88 {
89     return instance;
90 }
91 
VaryFontCollectionWithFontWeightScale(float fontWeightScale)92 void RosenFontCollection::VaryFontCollectionWithFontWeightScale(float fontWeightScale)
93 {
94     if (LessOrEqual(fontWeightScale, 0.0)) {
95         return;
96     }
97 
98     if (fontCollection_) {
99         fontCollection_->VaryFontCollectionWithFontWeightScale(fontWeightScale);
100     }
101 }
102 
LoadSystemFont()103 void RosenFontCollection::LoadSystemFont()
104 {
105     ACE_FUNCTION_TRACE();
106 
107     if (fontCollection_) {
108         fontCollection_->LoadSystemFont();
109     }
110 }
111 
SetIsZawgyiMyanmar(bool isZawgyiMyanmar)112 void RosenFontCollection::SetIsZawgyiMyanmar(bool isZawgyiMyanmar)
113 {
114     ACE_FUNCTION_TRACE();
115 
116     if (isZawgyiMyanmar_ == isZawgyiMyanmar) {
117         return;
118     }
119     isZawgyiMyanmar_ = isZawgyiMyanmar;
120 
121     if (fontCollection_) {
122         fontCollection_->SetIsZawgyiMyanmar(isZawgyiMyanmar);
123     }
124 
125     AceEngine::Get().NotifyContainers([](const RefPtr<Container>& container) {
126         if (container) {
127             container->NotifyFontNodes();
128         }
129     });
130 }
131 
132 } // namespace OHOS::Ace
133