1 /* 2 * Copyright (c) 2021 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 INTERFACES_INNERKITS_SURFACE_SURFACE_UTILS_H 17 #define INTERFACES_INNERKITS_SURFACE_SURFACE_UTILS_H 18 19 #include <unordered_map> 20 #include <mutex> 21 #include "surface.h" 22 23 namespace OHOS { 24 class SurfaceUtils { 25 public: 26 static SurfaceUtils* GetInstance(); 27 28 // get surface by uniqueId. 29 sptr<Surface> GetSurface(uint64_t uniqueId); 30 // maintenance map with uniqueId and surface. 31 SurfaceError Add(uint64_t uniqueId, const sptr<Surface> &surface); 32 // remove surface by uniqueId. 33 SurfaceError Remove(uint64_t uniqueId); 34 35 private: 36 SurfaceUtils() = default; 37 virtual ~SurfaceUtils(); 38 39 std::unordered_map<uint64_t, sptr<Surface>> surfaceCache_; 40 std::mutex mutex_; 41 }; 42 } // namespace OHOS 43 44 #endif // INTERFACES_INNERKITS_SURFACE_SURFACE_UTILS_H 45