1 /* 2 * Copyright (c) 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 16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PAINTS_NODE_PAINT_METHOD_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PAINTS_NODE_PAINT_METHOD_H 18 19 #include "base/memory/ace_type.h" 20 #include "base/utils/macros.h" 21 #include "core/components_ng/render/paint_wrapper.h" 22 namespace OHOS::Ace::NG { 23 class Modifier; 24 class NodePaintMethod : public virtual AceType { 25 DECLARE_ACE_TYPE(NodePaintMethod, AceType) 26 27 public: 28 NodePaintMethod() = default; 29 ~NodePaintMethod() override = default; 30 GetContentDrawFunction(PaintWrapper * paintWrapper)31 virtual CanvasDrawFunction GetContentDrawFunction(PaintWrapper* paintWrapper) 32 { 33 return nullptr; 34 } 35 GetForegroundDrawFunction(PaintWrapper * paintWrapper)36 virtual CanvasDrawFunction GetForegroundDrawFunction(PaintWrapper* paintWrapper) 37 { 38 return nullptr; 39 } 40 GetOverlayDrawFunction(PaintWrapper * paintWrapper)41 virtual CanvasDrawFunction GetOverlayDrawFunction(PaintWrapper* paintWrapper) 42 { 43 return nullptr; 44 } 45 GetContentModifier(PaintWrapper * paintWrapper)46 virtual RefPtr<Modifier> GetContentModifier(PaintWrapper* paintWrapper) 47 { 48 return nullptr; 49 } 50 GetOverlayModifier(PaintWrapper * paintWrapper)51 virtual RefPtr<Modifier> GetOverlayModifier(PaintWrapper* paintWrapper) 52 { 53 return nullptr; 54 } 55 GetForegroundModifier(PaintWrapper * paintWrapper)56 virtual RefPtr<Modifier> GetForegroundModifier(PaintWrapper* paintWrapper) 57 { 58 return nullptr; 59 } 60 UpdateContentModifier(PaintWrapper * paintWrapper)61 virtual void UpdateContentModifier(PaintWrapper* paintWrapper) {} 62 UpdateForegroundModifier(PaintWrapper * paintWrapper)63 virtual void UpdateForegroundModifier(PaintWrapper* paintWrapper) {} 64 UpdateOverlayModifier(PaintWrapper * paintWrapper)65 virtual void UpdateOverlayModifier(PaintWrapper* paintWrapper) {} 66 }; 67 } // namespace OHOS::Ace::NG 68 69 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PAINTS_NODE_PAINT_METHOD_H 70