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 RS_OFFSCREEN_RENDER_THREAD_H 17 #define RS_OFFSCREEN_RENDER_THREAD_H 18 19 #include <functional> 20 #include <event_handler.h> 21 #include <mutex> 22 23 #include "common/rs_macros.h" 24 25 namespace OHOS::Rosen { 26 class RSB_EXPORT RSOffscreenRenderThread { 27 public: 28 static RSOffscreenRenderThread& Instance(); 29 void Start(); 30 void PostTask(const std::function<void()>& task); 31 void Stop(); 32 33 private: 34 RSOffscreenRenderThread() = default; 35 ~RSOffscreenRenderThread() = default; 36 RSOffscreenRenderThread(const RSOffscreenRenderThread&); 37 RSOffscreenRenderThread(const RSOffscreenRenderThread&&); 38 RSOffscreenRenderThread& operator=(const RSOffscreenRenderThread&); 39 RSOffscreenRenderThread& operator=(const RSOffscreenRenderThread&&); 40 41 std::mutex mutex_; 42 43 std::shared_ptr<AppExecFwk::EventRunner> runner_ = nullptr; 44 std::shared_ptr<AppExecFwk::EventHandler> handler_ = nullptr; 45 }; 46 } 47 #endif // RS_OFFSCREEN_RENDER_THREAD_H 48