1/*
2 * Copyright (c) 2023 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 WINDOW_DISPLAY_H
17#define WINDOW_DISPLAY_H
18
19#include <string>
20#include <vector>
21#include <functional>
22
23#include "window.h"
24#include "fold_screen_info.h"
25
26namespace OHOS {
27namespace Previewer {
28using namespace OHOS::Rosen;
29
30class WINDOW_EXPORT PreviewerDisplay {
31using DisplayCallback = std::function<void(const FoldStatus&)>;
32
33public:
34    static PreviewerDisplay& GetInstance();
35
36    void SetFoldable(const bool foldable);
37    void SetFoldStatus(const FoldStatus foldStatus);
38    void SetCurrentFoldCreaseRegion(const sptr<FoldCreaseRegion> currentFoldCreaseRegion);
39    void ExecStatusChangedCallback();
40
41    bool IsFoldable() const;
42    FoldStatus GetFoldStatus() const;
43    sptr<FoldCreaseRegion> GetCurrentFoldCreaseRegion() const;
44    void RegisterStatusChangedCallback(const DisplayCallback callback);
45
46private:
47    PreviewerDisplay() = default;
48    ~PreviewerDisplay() = default;
49
50    bool foldable_ = false;
51    FoldStatus foldStatus_ = FoldStatus::UNKNOWN;
52    sptr<FoldCreaseRegion> currentFoldCreaseRegion_ = nullptr;
53    DisplayCallback displayCallback_;
54};
55} // namespace Previewer
56} // namespace OHOS
57#endif // WINDOW_DISPLAY_H