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_PATTERN_GRID_GRID_PAINT_METHOD_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_PAINT_METHOD_H 18 19 #include "core/components_ng/pattern/grid/grid_content_modifier.h" 20 #include "core/components_ng/pattern/scroll/inner/scroll_bar.h" 21 #include "core/components_ng/pattern/scroll/scroll_edge_effect.h" 22 #include "core/components_ng/pattern/scrollable/scrollable_paint_method.h" 23 #include "core/components_ng/pattern/scrollable/scrollable_paint_property.h" 24 25 namespace OHOS::Ace::NG { 26 class ACE_EXPORT GridPaintMethod : public ScrollablePaintMethod { DECLARE_ACE_TYPE(GridPaintMethod,ScrollablePaintMethod)27 DECLARE_ACE_TYPE(GridPaintMethod, ScrollablePaintMethod) 28 public: 29 explicit GridPaintMethod(const RefPtr<ScrollBar>& scrollBar) : scrollBar_(scrollBar) {} GridPaintMethod(bool vertical,bool isReverse,const RefPtr<ScrollBar> & scrollBar)30 explicit GridPaintMethod(bool vertical, bool isReverse, const RefPtr<ScrollBar>& scrollBar) 31 : ScrollablePaintMethod(vertical, isReverse), scrollBar_(scrollBar) 32 {} 33 34 ~GridPaintMethod() override = default; 35 36 CanvasDrawFunction GetForegroundDrawFunction(PaintWrapper* paintWrapper) override; 37 void PaintEdgeEffect(PaintWrapper* paintWrapper, RSCanvas& canvas); SetEdgeEffect(WeakPtr<ScrollEdgeEffect> && edgeEffect)38 void SetEdgeEffect(WeakPtr<ScrollEdgeEffect>&& edgeEffect) 39 { 40 edgeEffect_ = edgeEffect; 41 } 42 SetScrollBarOverlayModifier(WeakPtr<ScrollBarOverlayModifier> && scrollBarOverlayModifier)43 void SetScrollBarOverlayModifier(WeakPtr<ScrollBarOverlayModifier>&& scrollBarOverlayModifier) 44 { 45 scrollBarOverlayModifier_ = scrollBarOverlayModifier; 46 } 47 GetOverlayModifier(PaintWrapper * paintWrapper)48 RefPtr<Modifier> GetOverlayModifier(PaintWrapper* paintWrapper) override 49 { 50 return scrollBarOverlayModifier_.Upgrade(); 51 } 52 53 void UpdateOverlayModifier(PaintWrapper* paintWrapper) override; 54 GetContentModifier(PaintWrapper * paintWrapper)55 RefPtr<Modifier> GetContentModifier(PaintWrapper* paintWrapper) override 56 { 57 return gridContentModifier_; 58 } 59 void UpdateContentModifier(PaintWrapper* paintWrapper) override; 60 SetContentModifier(const RefPtr<GridContentModifier> & modify)61 void SetContentModifier(const RefPtr<GridContentModifier>& modify) 62 { 63 gridContentModifier_ = modify; 64 } 65 66 private: 67 RefPtr<GridContentModifier> gridContentModifier_; 68 WeakPtr<ScrollBar> scrollBar_; 69 WeakPtr<ScrollEdgeEffect> edgeEffect_; 70 WeakPtr<ScrollBarOverlayModifier> scrollBarOverlayModifier_; 71 }; 72 } // namespace OHOS::Ace::NG 73 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_GRID_GRID_PAINT_METHOD_H 74