1 /* 2 * Copyright (c) 2021-2023 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 #ifndef RENDER_SERVICE_CLIENT_CORE_UI_RS_CANVAS_NODE_H 16 #define RENDER_SERVICE_CLIENT_CORE_UI_RS_CANVAS_NODE_H 17 18 #include "ui/rs_node.h" 19 20 21 namespace OHOS { 22 namespace Rosen { 23 class RSNodeMap; 24 25 class RSC_EXPORT RSCanvasNode : public RSNode { 26 public: 27 using WeakPtr = std::weak_ptr<RSCanvasNode>; 28 using SharedPtr = std::shared_ptr<RSCanvasNode>; 29 static inline constexpr RSUINodeType Type = RSUINodeType::CANVAS_NODE; GetType()30 RSUINodeType GetType() const override 31 { 32 return Type; 33 } 34 35 ~RSCanvasNode() override; 36 37 static SharedPtr Create(bool isRenderServiceNode = false, bool isTextureExportNode = false, 38 std::shared_ptr<RSUIContext> rsUIContext = nullptr); 39 40 ExtendRecordingCanvas* BeginRecording(int width, int height); 41 bool IsRecording() const; 42 void FinishRecording(); 43 float GetPaintWidth() const; 44 float GetPaintHeight() const; 45 void DrawOnNode(RSModifierType type, DrawFunc func) override; 46 47 void SetFreeze(bool isFreeze) override; 48 49 void SetHDRPresent(bool hdrPresent); 50 51 void SetBoundsChangedCallback(BoundsChangedCallback callback) override; 52 53 void CheckThread(); 54 55 /** 56 * @brief Set linked node id in PC window resize scenario. 57 * @param rootNodeId source RSRootNode id. 58 */ 59 void SetLinkedRootNodeId(NodeId rootNodeId); 60 NodeId GetLinkedRootNodeId(); 61 62 bool Marshalling(Parcel& parcel) const; 63 static SharedPtr Unmarshalling(Parcel& parcel); 64 protected: 65 RSCanvasNode( 66 bool isRenderServiceNode, bool isTextureExportNode = false, std::shared_ptr<RSUIContext> rsUIContext = nullptr); 67 RSCanvasNode(bool isRenderServiceNode, NodeId id, bool isTextureExportNode = false, 68 std::shared_ptr<RSUIContext> rsUIContext = nullptr); 69 RSCanvasNode(const RSCanvasNode&) = delete; 70 RSCanvasNode(const RSCanvasNode&&) = delete; 71 RSCanvasNode& operator=(const RSCanvasNode&) = delete; 72 RSCanvasNode& operator=(const RSCanvasNode&&) = delete; 73 BoundsChangedCallback boundsChangedCallback_; 74 75 private: 76 ExtendRecordingCanvas* recordingCanvas_ = nullptr; 77 bool recordingUpdated_ = false; 78 mutable std::mutex mutex_; 79 80 friend class RSUIDirector; 81 friend class RSAnimation; 82 friend class RSPathAnimation; 83 friend class RSPropertyAnimation; 84 friend class RSNodeMap; 85 friend class RSNodeMapV2; 86 void OnBoundsSizeChanged() const override; 87 void CreateRenderNodeForTextureExportSwitch() override; 88 void RegisterNodeMap() override; 89 pid_t tid_; 90 91 // [Attention] Only used in PC window resize scene now 92 NodeId linkedRootNodeId_ = INVALID_NODEID; 93 }; 94 } // namespace Rosen 95 } // namespace OHOS 96 97 #endif // RENDER_SERVICE_CLIENT_CORE_UI_RS_CANVAS_NODE_H 98