1 /*
2  * Copyright (c) 2022-2024 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_V2_WATER_FLOW_WATER_FLOW_POSITION_CONTROLLER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_V2_WATER_FLOW_WATER_FLOW_POSITION_CONTROLLER_H
18 
19 #include "core/components/scroll/scroll_controller.h"
20 #include "core/components/scroll/scrollable.h"
21 
22 namespace OHOS::Ace::V2 {
23 class ACE_EXPORT WaterFlowPositionController : public ScrollController {
24     DECLARE_ACE_TYPE(WaterFlowPositionController, ScrollController);
25 
26 public:
27     WaterFlowPositionController() = default;
28     ~WaterFlowPositionController() override = default;
29     Axis GetScrollDirection() const override;
30 
31     void ScrollToIndex(int32_t index, bool smooth, ScrollAlign align, std::optional<float> extraOffset) override;
32 
33 private:
34     ACE_DISALLOW_COPY_AND_MOVE(WaterFlowPositionController);
35 };
36 } // namespace OHOS::Ace::V2
37 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_V2_WATER_FLOW_WATER_FLOW_POSITION_CONTROLLER_H
38