1 /*
2  * Copyright (c) 2021 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_LIST_LIST_WATCH_LAYOUT_MANAGER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_LIST_LIST_WATCH_LAYOUT_MANAGER_H
18 
19 #include <functional>
20 #include <vector>
21 
22 #include "core/components/common/layout/constants.h"
23 #include "core/components/list/list_layout_manager.h"
24 #include "core/components/list/render_list.h"
25 
26 namespace OHOS::Ace {
27 
28 class ListWatchLayoutManager : public ListLayoutManager {
29     DECLARE_ACE_TYPE(ListWatchLayoutManager, ListLayoutManager);
30 
31 public:
32     explicit ListWatchLayoutManager(RenderList& renderList);
33     ~ListWatchLayoutManager() override = default;
34     void PerformLayout() override;
35 
36     double AdjustLayoutSize(double size) override;
37 
38 protected:
39     void SetChildPosition(const RefPtr<RenderNode>& child, int32_t index, double mainSize) override;
40 
41 private:
42     void HandleItemStateAndEffect();
43     void CalculateItemState(RefPtr<RenderNode>& item);
44     void MarkAllItemBlur();
45     double GetFirstChildSize(RefPtr<RenderNode>& itemChild);
46     bool IsPlatformFive();
47 
48     double firstChildSize_ = 0.0;
49     double lastChildSize_ = 0.0;
50 };
51 
52 } // namespace OHOS::Ace
53 
54 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_LIST_LIST_WATCH_LAYOUT_MANAGER_H
55