| /* |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ANDROID_HWC_DEVICE_H |
| #define ANDROID_HWC_DEVICE_H |
| |
| #include <utils/Singleton.h> |
| |
| #include <memory> |
| #include <thread> |
| |
| #include "Common.h" |
| |
| namespace aidl::android::hardware::graphics::composer3::impl { |
| |
| class FrameComposer; |
| |
| // Provides resources that are stable for the duration of the virtual |
| // device. |
| class Device : public ::android::Singleton<Device> { |
| public: |
| virtual ~Device() = default; |
| |
| HWC3::Error getComposer(FrameComposer** outComposer); |
| |
| HWC3::Error getPersistentKeyValue(const std::string& key, |
| const std::string& defaultVal, |
| std::string* outValue); |
| |
| HWC3::Error setPersistentKeyValue(const std::string& key, |
| const std::string& outValue); |
| |
| private: |
| friend class Singleton<Device>; |
| Device() = default; |
| |
| std::mutex mMutex; |
| std::unique_ptr<FrameComposer> mComposer; |
| }; |
| |
| } // namespace aidl::android::hardware::graphics::composer3::impl |
| |
| #endif |