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_LINEAR_LAYOUT_COLUMN_MODEL_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_LINEAR_LAYOUT_COLUMN_MODEL_H
18 
19 #include <memory>
20 #include <mutex>
21 #include <optional>
22 #include <string>
23 
24 #include "base/geometry/dimension.h"
25 #include "base/utils/macros.h"
26 #include "core/components/common/layout/align_declaration.h"
27 #include "core/components/common/layout/constants.h"
28 
29 namespace OHOS::Ace {
30 
31 class ACE_FORCE_EXPORT ColumnModel {
32 public:
33     static ColumnModel* GetInstance();
34     virtual ~ColumnModel() = default;
35 
36     virtual void Create(
37         const std::optional<Dimension>& space, AlignDeclaration* declaration, const std::string& tag) = 0;
38     virtual void CreateWithWrap() = 0;
39     virtual void SetAlignItems(FlexAlign flexAlign) = 0;
40     virtual void SetJustifyContent(FlexAlign flexAlign) = 0;
41     virtual void SetIsReverse(bool isReverse) = 0;
42 
43 private:
44     static std::unique_ptr<ColumnModel> instance_;
45     static std::mutex mutex_;
46 };
47 
48 } // namespace OHOS::Ace
49 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_LINEAR_LAYOUT_COLUMN_MODEL_H
50