1 /*
2  * Copyright (c) 2021-2022 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 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SPLIT_CONTAINER_RENDER_SPLIT_CONTAINER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SPLIT_CONTAINER_RENDER_SPLIT_CONTAINER_H
18 
19 #include "base/memory/referenced.h"
20 #include "core/components/flex/render_flex.h"
21 #include "core/components/split_container/split_container_component.h"
22 #include "core/gestures/drag_recognizer.h"
23 #include "core/pipeline/base/render_node.h"
24 
25 namespace OHOS::Ace {
26 
27 class RenderSplitContainer : public RenderNode {
28     DECLARE_ACE_TYPE(RenderSplitContainer, RenderNode);
29 
30 public:
31     RenderSplitContainer() = default;
32     ~RenderSplitContainer() override = default;
33 
34     void LayoutChildren();
35     virtual void HandleDragStart(const Offset& startPoint) = 0;
36     virtual void HandleDragUpdate(const Offset& currentPoint) = 0;
37     virtual void HandleDragEnd(const Offset& endPoint, double velocity) = 0;
38     void Update(const RefPtr<Component>& component) override;
39     void PerformLayout() override;
40     void InitializeRecognizer();
41 
GetResizable()42     bool GetResizable() const
43     {
44         return resizable_;
45     }
46 
47     bool HandleMouseEvent(const MouseEvent& event) override;
48     void HandleMouseHoverEvent(MouseState mouseState) override;
49 
50 protected:
51     void OnTouchTestHit(
52         const Offset& coordinateOffset, const TouchRestrict& touchRestrict, TouchTestResult& result) override;
53     virtual void ResetComponentMember();
54     RefPtr<DragRecognizer> dragDetector_;
55     bool resizable_ = false;
56     double layoutWidth_ = 0.0;
57     double layoutHeight_ = 0.0;
58     bool preIsDraged_ = false;
59     bool isDraged_ = false;
60     bool isDragedMoving_ = false;
61     std::map<int32_t, std::list<MagicLayoutNode>> magicNodes_;
62     std::set<RefPtr<RenderNode>> displayNodes_;
63     std::set<RefPtr<RenderNode>> disableHideNodes_;
64     std::vector<Rect> splitRects_;
65     std::vector<double> dragSplitOffset_;
66 
67 private:
68     void UpdateComponentAttr(const RefPtr<Component>& component);
69     void InitProperties();
70     double GetMainSize(const RefPtr<RenderNode>& renderNode) const;
71     double GetMainMinSize(const RefPtr<RenderNode>& renderNode) const;
72     void UpdateDisplayNode();
73 
74     SplitType splitType_ = SplitType::ROW_SPLIT;
75 };
76 
77 } // namespace OHOS::Ace
78 
79 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SPLIT_CONTAINER_RENDER_SPLIT_CONTAINER_H