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 #ifndef OHOS_ROSEN_WINDOW_SCENE_FOLD_SCREEN_POLICY_H
16 #define OHOS_ROSEN_WINDOW_SCENE_FOLD_SCREEN_POLICY_H
17 
18 #include <refbase.h>
19 #include <mutex>
20 
21 #include "dm_common.h"
22 #include "session/screen/include/screen_property.h"
23 #include "fold_screen_info.h"
24 
25 namespace OHOS::Rosen {
26 const uint32_t FOLD_TO_EXPAND_ONBOOTANIMATION_TASK_NUM = 1;
27 const uint32_t FOLD_TO_EXPAND_TASK_NUM = 3;
28 
29 enum class DisplayModeChangeReason : uint32_t {
30     DEFAULT = 0,
31     RECOVER,
32     INVALID,
33 };
34 
35 class FoldScreenPolicy : public RefBase {
36 public:
37     FoldScreenPolicy();
38     virtual ~FoldScreenPolicy();
39 
40     virtual void ChangeScreenDisplayMode(FoldDisplayMode displayMode,
41         DisplayModeChangeReason reason = DisplayModeChangeReason::DEFAULT);
42     virtual void SendSensorResult(FoldStatus foldStatus);
43     virtual ScreenId GetCurrentScreenId();
44     virtual sptr<FoldCreaseRegion> GetCurrentFoldCreaseRegion();
45     virtual void LockDisplayStatus(bool locked);
46     virtual void SetOnBootAnimation(bool onBootAnimation);
47     virtual void UpdateForPhyScreenPropertyChange();
48     virtual void ExitCoordination();
49     virtual void AddOrRemoveDisplayNodeToTree(ScreenId screenId, int32_t command);
GetModeMatchStatus()50     virtual FoldDisplayMode GetModeMatchStatus() { return FoldDisplayMode::UNKNOWN; }
BootAnimationFinishPowerInit()51     virtual void BootAnimationFinishPowerInit() {};
52     virtual void ChangeOnTentMode(FoldStatus currentState);
53     virtual void ChangeOffTentMode();
54     void ClearState();
55     FoldDisplayMode GetScreenDisplayMode();
56     FoldStatus GetFoldStatus();
57     void SetFoldStatus(FoldStatus foldStatus);
58 
59     ScreenId screenId_ { SCREEN_ID_INVALID };
60     ScreenProperty screenProperty_;
61     mutable std::recursive_mutex displayModeMutex_;
62     FoldDisplayMode currentDisplayMode_ = FoldDisplayMode::UNKNOWN;
63     FoldStatus currentFoldStatus_ = FoldStatus::UNKNOWN;
64     FoldDisplayMode lastDisplayMode_ = FoldDisplayMode::UNKNOWN;
65     FoldStatus lastFoldStatus_ = FoldStatus::UNKNOWN;
66     sptr<FoldCreaseRegion> currentFoldCreaseRegion_ = nullptr;
67     bool lockDisplayStatus_ = false;
68     bool onBootAnimation_ = false;
69     /*
70      *    Avoid fold to expand process queues public interface
71      */
72     bool GetModeChangeRunningStatus();
73     virtual void SetdisplayModeChangeStatus(bool status, bool isOnBootAnimation = false){};
74     bool GetdisplayModeRunningStatus();
75     FoldDisplayMode GetLastCacheDisplayMode();
76 
77 protected:
78     /*
79      *    Avoid fold to expand process queues private variable
80      */
81     std::atomic<int> pengdingTask_{FOLD_TO_EXPAND_TASK_NUM};
82     std::atomic<bool> displayModeChangeRunning_ = false;
83     std::atomic<FoldDisplayMode> lastCachedisplayMode_ = FoldDisplayMode::UNKNOWN;
84     std::chrono::steady_clock::time_point startTimePoint_ = std::chrono::steady_clock::now();
85     std::chrono::steady_clock::time_point endTimePoint_ = std::chrono::steady_clock::now();
86     void SetLastCacheDisplayMode(FoldDisplayMode mode);
87     int64_t getFoldingElapsedMs();
88 };
89 } // namespace OHOS::Rosen
90 #endif //OHOS_ROSEN_WINDOW_SCENE_FOLD_SCREEN_POLICY_H