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_POSITIONED_RENDER_POSITIONED_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_POSITIONED_RENDER_POSITIONED_H
18 
19 #include "core/animation/property_animatable.h"
20 #include "core/components/proxy/render_proxy.h"
21 
22 namespace OHOS::Ace {
23 
24 using UpdatePositionFunc = std::function<void(const std::function<void(const Dimension&, const Dimension&)>&)>;
25 
26 class ACE_EXPORT RenderPositioned : public RenderProxy {
27     DECLARE_ACE_TYPE(RenderPositioned, RenderProxy);
28 
29 public:
30     void Update(const RefPtr<Component>& component) override;
31 
32     static RefPtr<RenderNode> Create();
33 
GetBottom()34     const Dimension& GetBottom() const override
35     {
36         return bottom_;
37     }
38 
GetTop()39     const Dimension& GetTop() const override
40     {
41         return top_;
42     }
43 
GetHeight()44     double GetHeight() const
45     {
46         return height_;
47     }
48 
GetWidth()49     double GetWidth() const
50     {
51         return width_;
52     }
53 
GetLeft()54     const Dimension& GetLeft() const override
55     {
56         return left_;
57     }
58 
GetRight()59     const Dimension& GetRight() const override
60     {
61         return right_;
62     }
63 
HasLeft()64     bool HasLeft() const override
65     {
66         return hasLeft_;
67     }
68 
HasTop()69     bool HasTop() const override
70     {
71         return hasTop_;
72     }
73 
HasRight()74     bool HasRight() const override
75     {
76         return hasRight_;
77     }
78 
HasBottom()79     bool HasBottom() const override
80     {
81         return hasBottom_;
82     }
83 
84     void SetLeft(const Dimension& left) override; // add for animation
85 
86     void SetTop(const Dimension& top) override; // add for animation
87 
88     void SetRight(const Dimension& right) override; // add for animation
89 
90     void SetBottom(const Dimension& bottom) override; // add for animation
91 
92 protected:
93     Dimension bottom_;
94     Dimension top_;
95     Dimension left_;
96     Dimension right_;
97     double height_ = 0.0;
98     double width_ = 0.0;
99 
100     bool hasLeft_ = false;
101     bool hasTop_ = false;
102     bool hasRight_ = false;
103     bool hasBottom_ = false;
104 
105     UpdatePositionFunc updatePositionFunc_;
106 };
107 
108 } // namespace OHOS::Ace
109 
110 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_POSITIONED_RENDER_POSITIONED_H
111