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 #include "core/interfaces/native/node/util_modifier.h"
16 #include "base/utils/system_properties.h"
17 #include "core/common/container.h"
18 
19 namespace OHOS::Ace::NG {
20 
GetDensity(int deviceId)21 ArkUI_Float32 GetDensity(int deviceId)
22 {
23     return SystemProperties::GetResolution();
24 }
25 
GetFontScale(int deviceId)26 ArkUI_Float32 GetFontScale(int deviceId)
27 {
28     auto scale = 0.0;
29     auto density = SystemProperties::GetResolution();
30     auto container = Container::Current();
31     if (container && container->GetPipelineContext()) {
32         scale = container->GetPipelineContext()->GetFontScale() * density;
33     }
34     return scale;
35 }
36 
GetDesignWidthScale(int deviceId)37 ArkUI_Float32 GetDesignWidthScale(int deviceId)
38 {
39     auto scale = 0.0;
40     auto container = Container::Current();
41     CHECK_NULL_RETURN(container, scale);
42     auto frontend = container->GetFrontend();
43     CHECK_NULL_RETURN(frontend, scale);
44     auto windowConfig = frontend->GetWindowConfig();
45     return windowConfig.GetDesignWidthScale(SystemProperties::GetDeviceWidth());
46 }
47 
48 namespace NodeModifier {
GetUtilsModifier()49 const ArkUIUtilsModifier* GetUtilsModifier()
50 {
51     static const ArkUIUtilsModifier modifier = {
52         GetDensity,
53         GetFontScale,
54         GetDesignWidthScale,
55     };
56     return &modifier;
57 }
58 
GetCJUIUtilsModifier()59 const CJUIUtilsModifier* GetCJUIUtilsModifier()
60 {
61     static const CJUIUtilsModifier modifier = {
62         GetDensity,
63         GetFontScale,
64         GetDesignWidthScale,
65     };
66     return &modifier;
67 }
68 }
69 } // namespace OHOS::Ace::NG