1 /* 2 * Copyright (c) 2023-2024 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 "bridge/declarative_frontend/jsview/models/canvas/canvas_model_impl.h" 17 18 #include "bridge/declarative_frontend/view_stack_processor.h" 19 #include "core/components/custom_paint/custom_paint_component.h" 20 21 namespace OHOS::Ace::Framework { Create()22RefPtr<AceType> CanvasModelImpl::Create() 23 { 24 auto paintChild = AceType::MakeRefPtr<OHOS::Ace::CustomPaintComponent>(); 25 if (!paintChild) { 26 return nullptr; 27 } 28 ViewStackProcessor::GetInstance()->ClaimElementId(paintChild); 29 ViewStackProcessor::GetInstance()->Push(paintChild); 30 return AceType::DynamicCast<OHOS::Ace::CustomPaintComponent>(paintChild)->GetTaskPool(); 31 } 32 SetOnReady(std::function<void (uint32_t)> && readyEvent)33void CanvasModelImpl::SetOnReady(std::function<void(uint32_t)>&& readyEvent) 34 { 35 auto container = Container::Current(); 36 if (!container) { 37 LOGE("No container"); 38 return; 39 } 40 auto context = AceType::DynamicCast<PipelineContext>(container->GetPipelineContext()); 41 if (!context) { 42 LOGE("No PipelineContext"); 43 return; 44 } 45 auto component = AceType::DynamicCast<CustomPaintComponent>(ViewStackProcessor::GetInstance()->GetMainComponent()); 46 if (!component) { 47 LOGE("No CustomPaintComponent"); 48 return; 49 } 50 51 auto elmtId = component->GetElementId(); 52 auto fun = readyEvent; 53 auto onReadEvent = [fun, elmtId]() { fun(elmtId); }; 54 55 auto onReadyEvent = EventMarker(std::move(onReadEvent)); 56 57 component->SetOnReadyEvent(onReadyEvent, context); 58 } 59 } // namespace OHOS::Ace::Framework 60