1 /* 2 * Copyright (c) 2024 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 #include "core/components_ng/pattern/image/image_overlay_modifier.h" 17 18 #include "core/components_ng/render/drawing_prop_convertor.h" 19 20 namespace OHOS::Ace::NG { ImageOverlayModifier(const Color & selectedColor)21ImageOverlayModifier::ImageOverlayModifier(const Color& selectedColor) : selectedColor_(selectedColor) 22 { 23 offset_ = AceType::MakeRefPtr<PropertyOffsetF>(OffsetF()); 24 AttachProperty(offset_); 25 isSelected_ = AceType::MakeRefPtr<PropertyBool>(false); 26 AttachProperty(isSelected_); 27 size_ = AceType::MakeRefPtr<PropertySizeF>(SizeF()); 28 AttachProperty(size_); 29 } 30 onDraw(DrawingContext & drawingContext)31void ImageOverlayModifier::onDraw(DrawingContext& drawingContext) 32 { 33 CHECK_NULL_VOID(isSelected_->Get()); 34 auto& canvas = drawingContext.canvas; 35 canvas.Save(); 36 RSBrush brush; 37 brush.SetAntiAlias(true); 38 brush.SetColor(selectedColor_.GetValue()); 39 canvas.AttachBrush(brush); 40 41 auto offset = offset_->Get(); 42 auto size = size_->Get(); 43 44 canvas.DrawRect( 45 RSRect(offset.GetX(), offset.GetY(), offset.GetX() + size.Width(), offset.GetY() + size.Height())); 46 47 canvas.DetachBrush(); 48 canvas.Restore(); 49 } 50 51 } // namespace OHOS::Ace::NG