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 #include "core/event/ace_event_handler.h" 21 22 namespace OHOS::Ace::Framework { Create()23RefPtr<AceType> CanvasModelImpl::Create() 24 { 25 auto paintChild = AceType::MakeRefPtr<OHOS::Ace::CustomPaintComponent>(); 26 if (!paintChild) { 27 return nullptr; 28 } 29 ViewStackProcessor::GetInstance()->ClaimElementId(paintChild); 30 ViewStackProcessor::GetInstance()->Push(paintChild); 31 return AceType::DynamicCast<OHOS::Ace::CustomPaintComponent>(paintChild)->GetTaskPool(); 32 } 33 SetOnReady(std::function<void (uint32_t)> && readyEvent)34void CanvasModelImpl::SetOnReady(std::function<void(uint32_t)>&& readyEvent) 35 { 36 auto container = Container::Current(); 37 if (!container) { 38 LOGE("No container"); 39 return; 40 } 41 auto context = AceType::DynamicCast<PipelineContext>(container->GetPipelineContext()); 42 if (!context) { 43 LOGE("No PipelineContext"); 44 return; 45 } 46 auto component = AceType::DynamicCast<CustomPaintComponent>(ViewStackProcessor::GetInstance()->GetMainComponent()); 47 if (!component) { 48 LOGE("No CustomPaintComponent"); 49 return; 50 } 51 52 auto elmtId = component->GetElementId(); 53 auto fun = readyEvent; 54 auto onReadEvent = [fun, elmtId]() { fun(elmtId); }; 55 56 auto onReadyEvent = EventMarker(std::move(onReadEvent)); 57 58 component->SetOnReadyEvent(onReadyEvent, context); 59 } 60 } // namespace OHOS::Ace::Framework 61