1 /*
2  * Copyright (c) 2024 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/navigation/navigation_drag_bar_pattern.h"
17 #include "core/components_ng/pattern/navigation/navigation_declaration.h"
18 
19 namespace OHOS::Ace::NG {
20 constexpr float BLUR_OPACITY = 0.1f;
21 
UpdateDefaultColor()22 void NavigationDragBarPattern::UpdateDefaultColor()
23 {
24     auto dragBarNode = GetHost();
25     CHECK_NULL_VOID(dragBarNode);
26     auto renderContext = dragBarNode->GetRenderContext();
27     CHECK_NULL_VOID(renderContext);
28     auto theme = NavigationGetTheme();
29     CHECK_NULL_VOID(theme);
30     renderContext->UpdateBackgroundColor(theme->GetDragBarDefaultColor().ChangeOpacity(BLUR_OPACITY));
31     auto barNode = AceType::DynamicCast<FrameNode>(dragBarNode->GetChildAtIndex(0));
32     CHECK_NULL_VOID(barNode);
33     auto barRenderContext = (barNode)->GetRenderContext();
34     CHECK_NULL_VOID(barRenderContext);
35     barRenderContext->UpdateBackgroundColor(theme->GetDragBarItemDefaultColor());
36 }
37 
UpdateActiveColor()38 void NavigationDragBarPattern::UpdateActiveColor()
39 {
40     auto theme = NavigationGetTheme();
41     CHECK_NULL_VOID(theme);
42     auto dragBarNode = GetHost();
43     CHECK_NULL_VOID(dragBarNode);
44     auto dragBarRenderContext = dragBarNode->GetRenderContext();
45     CHECK_NULL_VOID(dragBarRenderContext);
46     dragBarRenderContext->UpdateBackgroundColor(theme->GetDragBarActiveColor());
47     auto barNode = AceType::DynamicCast<FrameNode>(dragBarNode->GetChildAtIndex(0));
48     CHECK_NULL_VOID(barNode);
49     auto barRenderContext = barNode->GetRenderContext();
50     CHECK_NULL_VOID(barRenderContext);
51     barRenderContext->UpdateBackgroundColor(theme->GetDragBarItemActiveColor());
52 }
53 } // namespace OHOS::Ace::NG
54