1 /* 2 * Copyright (c) 2021-2022 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 #ifndef RENDER_SERVICE_BASE_PIPELINE_RS_RENDER_NODE_MAP_H 16 #define RENDER_SERVICE_BASE_PIPELINE_RS_RENDER_NODE_MAP_H 17 18 #include <mutex> 19 #include <unordered_map> 20 21 #include "common/rs_common_def.h" 22 #include "pipeline/rs_base_render_node.h" 23 24 namespace OHOS { 25 namespace Rosen { 26 class RSRenderNode; 27 28 class RSRenderNodeMap final { 29 public: 30 bool RegisterRenderNode(const std::shared_ptr<RSBaseRenderNode>& nodePtr); 31 void UnregisterRenderNode(NodeId id); 32 33 // Get RenderNode with type T, return nullptr if not found or type mismatch 34 template<typename T = RSBaseRenderNode> GetRenderNode(NodeId id)35 const std::shared_ptr<T> GetRenderNode(NodeId id) const 36 { 37 return RSBaseRenderNode::ReinterpretCast<T>(GetRenderNode<RSBaseRenderNode>(id)); 38 } 39 template<> 40 const std::shared_ptr<RSBaseRenderNode> GetRenderNode(NodeId id) const; 41 42 const std::shared_ptr<RSRenderNode> GetAnimationFallbackNode() const; 43 44 void FilterNodeByPid(pid_t pid); 45 46 private: 47 explicit RSRenderNodeMap(); 48 ~RSRenderNodeMap() = default; 49 RSRenderNodeMap(const RSRenderNodeMap&) = delete; 50 RSRenderNodeMap(const RSRenderNodeMap&&) = delete; 51 RSRenderNodeMap& operator=(const RSRenderNodeMap&) = delete; 52 RSRenderNodeMap& operator=(const RSRenderNodeMap&&) = delete; 53 54 private: 55 std::unordered_map<NodeId, std::shared_ptr<RSBaseRenderNode>> renderNodeMap_; 56 57 friend class RSContext; 58 friend class RSMainThread; 59 }; 60 61 } // namespace Rosen 62 } // namespace OHOS 63 64 #endif // RENDER_SERVICE_BASE_PIPELINE_RS_RENDER_NODE_MAP_H 65