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_PATTERN_PANEL_DRAG_BAR_LAYOUT_ALGORITHM_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PANEL_DRAG_BAR_LAYOUT_ALGORITHM_H
18 
19 #include "base/geometry/axis.h"
20 #include "base/geometry/ng/offset_t.h"
21 #include "base/memory/referenced.h"
22 #include "core/components_ng/layout/layout_algorithm.h"
23 #include "core/components_ng/layout/layout_wrapper.h"
24 #include "core/components_ng/pattern/panel/drag_bar_layout_property.h"
25 
26 namespace OHOS::Ace::NG {
27 
28 class ACE_EXPORT DragBarLayoutAlgorithm : public BoxLayoutAlgorithm {
29     DECLARE_ACE_TYPE(DragBarLayoutAlgorithm, BoxLayoutAlgorithm);
30 
31 public:
32     DragBarLayoutAlgorithm() = default;
33     ~DragBarLayoutAlgorithm() override = default;
34 
OnReset()35     void OnReset() override {}
36     std::optional<SizeF> MeasureContent(
37         const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper) override;
38 
GetIconOffset()39     OffsetF GetIconOffset() const
40     {
41         return iconOffset_;
42     }
43 
44 protected:
45     OffsetF iconOffset_;
46 
47 private:
48     ACE_DISALLOW_COPY_AND_MOVE(DragBarLayoutAlgorithm);
49 };
50 } // namespace OHOS::Ace::NG
51 
52 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PANEL_DRAG_BAR_LAYOUT_ALGORITHM_H
53