1 /*
2  * Copyright (c) 2024-2024 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 BRIGHTNESS_MANAGER_EXT_H
17 #define BRIGHTNESS_MANAGER_EXT_H
18 
19 #include "brightness_service.h"
20 
21 namespace OHOS {
22 namespace DisplayPowerMgr {
23 class BrightnessManagerExt {
24 public:
25     BrightnessManagerExt();
26     ~BrightnessManagerExt();
27 
28     BrightnessManagerExt(const BrightnessManagerExt&) = delete;
29     BrightnessManagerExt& operator=(const BrightnessManagerExt&) = delete;
30     BrightnessManagerExt(BrightnessManagerExt&&) = delete;
31     BrightnessManagerExt& operator=(BrightnessManagerExt&&) = delete;
32 
33     void Init(uint32_t defaultMax, uint32_t defaultMin);
34     void DeInit();
35     void SetDisplayState(uint32_t id, DisplayState state);
36     DisplayState GetState();
37     bool AutoAdjustBrightness(bool enable);
38     bool SetBrightness(uint32_t value, uint32_t gradualDuration = 0, bool continuous = false);
39     bool DiscountBrightness(double discount);
40     double GetDiscount() const;
41     void SetScreenOnBrightness();
42     uint32_t GetScreenOnBrightness() const;
43     bool OverrideBrightness(uint32_t value, uint32_t gradualDuration = 0);
44     bool RestoreBrightness(uint32_t gradualDuration = 0);
45     bool BoostBrightness(uint32_t timeoutMs, uint32_t gradualDuration = 0);
46     bool CancelBoostBrightness(uint32_t gradualDuration = 0);
47     bool IsBrightnessOverridden() const;
48     bool IsBrightnessBoosted() const;
49     uint32_t GetBrightness();
50     uint32_t GetDeviceBrightness();
51     void ClearOffset();
52     uint32_t GetCurrentDisplayId(uint32_t defaultId) const;
53     void SetDisplayId(uint32_t id = 0);
54     uint32_t SetLightBrightnessThreshold(std::vector<int32_t> threshold, sptr<IDisplayBrightnessCallback> callback);
55     bool SetMaxBrightness(double value);
56     bool SetMaxBrightnessNit(uint32_t maxNit);
57 
58 private:
59     bool LoadBrightnessExtLibrary();
60     void CloseBrightnessExtLibrary();
61     bool LoadBrightnessOps();
62     bool LoadBrightnessControl();
63     bool LoadBrightnessStatus();
64 
65 #ifndef BRIGHTNESS_DT_ENABLE
66 private:
67 #else
68 public:
69 #endif
70     bool mBrightnessManagerExtEnable = false;
71     void* mBrightnessManagerExtHandle = nullptr;
72     void* mBrightnessManagerInitFunc = nullptr;
73     void* mBrightnessManagerDeInitFunc = nullptr;
74     void* mSetDisplayStateFunc = nullptr;
75     void* mGetDisplayStateFunc = nullptr;
76     void* mAutoAdjustBrightnessFunc = nullptr;
77     void* mSetBrightnessFunc = nullptr;
78     void* mDiscountBrightnessFunc = nullptr;
79     void* mGetDiscountFunc = nullptr;
80     void* mSetScreenOnBrightnessFunc = nullptr;
81     void* mGetScreenOnBrightnessFunc = nullptr;
82     void* mOverrideBrightnessFunc = nullptr;
83     void* mRestoreBrightnessFunc = nullptr;
84     void* mBoostBrightnessFunc = nullptr;
85     void* mCancelBoostBrightnessFunc = nullptr;
86     void* mIsBrightnessOverriddenFunc = nullptr;
87     void* mIsBrightnessBoostedFunc = nullptr;
88     void* mGetBrightnessFunc = nullptr;
89     void* mGetDeviceBrightnessFunc = nullptr;
90     void* mClearOffsetFunc = nullptr;
91     void* mGetCurrentDisplayIdFunc = nullptr;
92     void* mSetDisplayIdFunc = nullptr;
93     void* mSetLightBrightnessThresholdFunc = nullptr;
94     void* mSetMaxBrightnessFunc = nullptr;
95     void* mSetMaxBrightnessNitFunc = nullptr;
96 };
97 } // namespace DisplayPowerMgr
98 } // namespace OHOS
99 #endif // BRIGHTNESS_MANAGER_EXT_H