1 /*
2 * Copyright (c) 2022 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_ng/pattern/scrollable/scrollable_paint_property.h"
17
18 #include "core/components/scroll/scroll_bar_theme.h"
19 #include "core/pipeline_ng/pipeline_context.h"
20
21 namespace OHOS::Ace::NG {
ToJsonValue(std::unique_ptr<JsonValue> & json) const22 void ScrollablePaintProperty::ToJsonValue(std::unique_ptr<JsonValue>& json) const
23 {
24 PaintProperty::ToJsonValue(json);
25 json->Put("scrollBar", GetBarStateString().c_str());
26 json->Put("scrollBarColor", GetBarColor().ColorToString().c_str());
27 json->Put("scrollBarWidth", GetBarWidth().ToString().c_str());
28 }
29
GetBarColor() const30 Color ScrollablePaintProperty::GetBarColor() const
31 {
32 auto context = PipelineContext::GetCurrentContext();
33 CHECK_NULL_RETURN(context, Color::TRANSPARENT);
34 auto themeManager = context->GetThemeManager();
35 CHECK_NULL_RETURN(themeManager, Color::TRANSPARENT);
36 auto scrollBarTheme = themeManager->GetTheme<ScrollBarTheme>();
37 CHECK_NULL_RETURN(scrollBarTheme, Color::TRANSPARENT);
38 auto defaultScrollBarColor = scrollBarTheme->GetForegroundColor();
39 return propScrollBarProperty_ ? propScrollBarProperty_->propScrollBarColor.value_or(defaultScrollBarColor)
40 : defaultScrollBarColor;
41 }
42
GetBarWidth() const43 Dimension ScrollablePaintProperty::GetBarWidth() const
44 {
45 auto context = PipelineContext::GetCurrentContext();
46 CHECK_NULL_RETURN(context, Dimension());
47 auto themeManager = context->GetThemeManager();
48 CHECK_NULL_RETURN(themeManager, Dimension());
49 auto scrollBarTheme = themeManager->GetTheme<ScrollBarTheme>();
50 CHECK_NULL_RETURN(scrollBarTheme, Dimension());
51 auto defaultScrollBarWidth = scrollBarTheme->GetNormalWidth();
52 return propScrollBarProperty_ ? propScrollBarProperty_->propScrollBarWidth.value_or(defaultScrollBarWidth)
53 : defaultScrollBarWidth;
54 }
55
GetBarStateString() const56 std::string ScrollablePaintProperty::GetBarStateString() const
57 {
58 auto mode = propScrollBarProperty_ ? propScrollBarProperty_->propScrollBarMode.value_or(NG::DisplayMode::AUTO)
59 : NG::DisplayMode::AUTO;
60 switch (mode) {
61 case NG::DisplayMode::AUTO:
62 return "BarState.Auto";
63 case NG::DisplayMode::ON:
64 return "BarState.On";
65 case NG::DisplayMode::OFF:
66 return "BarState.Off";
67 default:
68 LOGE("mode %{public}d is not valid", mode);
69 break;
70 }
71 return "BarState.Off";
72 }
73 } // namespace OHOS::Ace::NG
74