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 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_CUSTOM_CUSTOM_PATTERN_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_CUSTOM_CUSTOM_PATTERN_H
18 
19 #include "base/utils/noncopyable.h"
20 #include "core/components_ng/base/frame_node.h"
21 #include "core/components_ng/layout/box_layout_algorithm.h"
22 #include "core/components_ng/pattern/custom/custom_node_layout_algorithm.h"
23 #include "core/components_ng/pattern/pattern.h"
24 
25 namespace OHOS::Ace::NG {
26 // CustomNodePattern is the class for custom component which has build function.
27 class CustomNodePattern : public Pattern {
28     DECLARE_ACE_TYPE(CustomNodePattern, Pattern);
29 
30 public:
31     CustomNodePattern() = default;
32     ~CustomNodePattern() override = default;
33 
CreateLayoutAlgorithm()34     RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override
35     {
36         return MakeRefPtr<CustomNodeLayoutAlgorithm>(renderFunction_);
37     }
38 
SetRenderFunction(const RenderFunction & renderFunction)39     void SetRenderFunction(const RenderFunction& renderFunction)
40     {
41         renderFunction_ = renderFunction;
42     }
43 
44     bool OnDirtyLayoutWrapperSwap(const RefPtr<LayoutWrapper>& dirty, const DirtySwapConfig& config) override;
45 
46 private:
47     RenderFunction renderFunction_;
48 
49     ACE_DISALLOW_COPY_AND_MOVE(CustomNodePattern);
50 };
51 } // namespace OHOS::Ace::NG
52 
53 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_CUSTOM_CUSTOM_PATTERN_H
54