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_ANIMATION_BILATERAL_SPRING_ADAPTER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_ANIMATION_BILATERAL_SPRING_ADAPTER_H
18 
19 #include "base/memory/ace_type.h"
20 #include "core/animation/simple_spring_adapter.h"
21 
22 namespace OHOS::Ace {
23 
24 class BilateralSpringAdapter : public SimpleSpringAdapter {
25     DECLARE_ACE_TYPE(BilateralSpringAdapter, SimpleSpringAdapter);
26 
27 public:
GetControlIndex()28     int32_t GetControlIndex() const override
29     {
30         return nodes_.size() / 2;
31     }
32 
33     double ResetControl(int32_t delta);
34 
35     void FlushAnimation() override;
36 
37     void SetDeltaValue(double delta) override;
38 
39 private:
40     void MoveNode(const RefPtr<SpringNode>& srcNode, int32_t dstIndex);
41 };
42 
43 } // namespace OHOS::Ace
44 
45 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_ANIMATION_BILATERAL_SPRING_ADAPTER_H
46