1 /* 2 * Copyright (c) 2023-2023 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 BRIGHTNESS_MANAGER_H 17 #define BRIGHTNESS_MANAGER_H 18 19 #include "brightness_service.h" 20 #include "brightness_manager_ext.h" 21 22 namespace OHOS { 23 namespace DisplayPowerMgr { 24 class BrightnessManager { 25 public: 26 BrightnessManager(const BrightnessManager&) = delete; 27 BrightnessManager& operator=(const BrightnessManager&) = delete; 28 BrightnessManager(BrightnessManager&&) = delete; 29 BrightnessManager& operator=(BrightnessManager&&) = delete; 30 31 static BrightnessManager& Get(); 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 SetLightBrightnessThreshold(std::vector<int32_t> threshold, sptr<IDisplayBrightnessCallback> callback); 53 uint32_t GetCurrentDisplayId(uint32_t defaultId) const; 54 void SetDisplayId(uint32_t id = 0); 55 bool SetMaxBrightness(double value); 56 bool SetMaxBrightnessNit(uint32_t nit); 57 58 private: 59 BrightnessManager() = default; 60 virtual ~BrightnessManager() = default; 61 62 private: 63 BrightnessManagerExt mBrightnessManagerExt; 64 }; 65 } // namespace DisplayPowerMgr 66 } // namespace OHOS 67 #endif // BRIGHTNESS_MANAGER_H