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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_ROSEN_RENDER_CONTEXT_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_ROSEN_RENDER_CONTEXT_H 18 19 #include "base/geometry/rect.h" 20 #include "core/components_ng/render/drawing_forward.h" 21 #include "core/pipeline/base/render_context.h" 22 #include "core/pipeline/base/render_node.h" 23 24 25 namespace OHOS::Ace { 26 27 class RosenRenderContext : public RenderContext { 28 DECLARE_ACE_TYPE(RosenRenderContext, RenderContext); 29 30 public: 31 RosenRenderContext() = default; 32 ~RosenRenderContext() override; 33 34 void Repaint(const RefPtr<RenderNode>& node) override; 35 void PaintChild(const RefPtr<RenderNode>& child, const Offset& offset) override; 36 bool IsIntersectWith(const RefPtr<RenderNode>& child, Offset& offset) override; 37 void Restore() override; 38 39 void InitContext( 40 const std::shared_ptr<RSNode>& rsNode, const Rect& rect, const Offset& initialOffset = Offset::Zero()); 41 RSCanvas* GetCanvas(); 42 const std::shared_ptr<RSNode>& GetRSNode(); 43 44 void StartRecording(); 45 void StopRecordingIfNeeded(); 46 IsRecording()47 bool IsRecording() 48 { 49 return !!recordingCanvas_; 50 } 51 52 std::shared_ptr<RSPicture> FinishRecordingAsPicture(); 53 std::shared_ptr<RSImage> FinishRecordingAsImage(); 54 55 private: 56 void UpdateChildren(const std::shared_ptr<RSNode>& rsNode); 57 58 std::shared_ptr<RSNode> rsNode_ = nullptr; 59 RSCanvas* recordingCanvas_ = nullptr; 60 RSCanvas* rosenCanvas_ = nullptr; 61 Rect estimatedRect_; 62 std::vector<std::weak_ptr<RSNode>> childNodes_; 63 }; 64 65 } // namespace OHOS::Ace 66 67 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_ROSEN_RENDER_CONTEXT_H 68