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1 /*
2  * Copyright (c) 2021 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 "frameworks/bridge/declarative_frontend/jsview/js_canvas.h"
17 
18 #include "core/components/custom_paint/custom_paint_component.h"
19 #include "frameworks/bridge/declarative_frontend/view_stack_processor.h"
20 
21 namespace OHOS::Ace::Framework {
22 
Create(const JSCallbackInfo & info)23 void JSCanvas::Create(const JSCallbackInfo& info)
24 {
25     RefPtr<OHOS::Ace::CustomPaintComponent> paintChild = AceType::MakeRefPtr<OHOS::Ace::CustomPaintComponent>();
26     if (info[0]->IsObject()) {
27         JSCanvasRenderer* jsContext = JSRef<JSObject>::Cast(info[0])->Unwrap<JSCanvasRenderer>();
28         if (jsContext) {
29             jsContext->SetComponent(paintChild->GetTaskPool());
30             jsContext->SetAntiAlias();
31         }
32     }
33     ViewStackProcessor::GetInstance()->Push(paintChild);
34 }
35 
JSBind(BindingTarget globalObj)36 void JSCanvas::JSBind(BindingTarget globalObj)
37 {
38     JSClass<JSCanvas>::Declare("Canvas");
39     MethodOptions opt = MethodOptions::NONE;
40     JSClass<JSCanvas>::StaticMethod("create", &JSCanvas::Create, opt);
41     JSClass<JSCanvas>::StaticMethod("onReady", &JSCanvas::OnReady);
42     JSClass<JSCanvas>::StaticMethod("onAppear", &JSInteractableView::JsOnAppear);
43     JSClass<JSCanvas>::StaticMethod("onDisAppear", &JSInteractableView::JsOnDisAppear);
44     JSClass<JSCanvas>::StaticMethod("onTouch", &JSInteractableView::JsOnTouch);
45     JSClass<JSCanvas>::StaticMethod("onHover", &JSInteractableView::JsOnHover);
46     JSClass<JSCanvas>::StaticMethod("onKeyEvent", &JSInteractableView::JsOnKey);
47     JSClass<JSCanvas>::StaticMethod("onDeleteEvent", &JSInteractableView::JsOnDelete);
48     JSClass<JSCanvas>::StaticMethod("onClick", &JSInteractableView::JsOnClick);
49     JSClass<JSCanvas>::Inherit<JSViewAbstract>();
50     JSClass<JSCanvas>::Bind<>(globalObj);
51 }
52 
OnReady(const JSCallbackInfo & info)53 void JSCanvas::OnReady(const JSCallbackInfo& info)
54 {
55     if (!info[0]->IsFunction()) {
56         return;
57     }
58     RefPtr<JsFunction> jsFunc = AceType::MakeRefPtr<JsFunction>(JSRef<JSObject>(), JSRef<JSFunc>::Cast(info[0]));
59     auto readyEvent_ = EventMarker([execCtx = info.GetExecutionContext(), func = std::move(jsFunc)]() {
60         JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
61         ACE_SCORING_EVENT("Canvas.onReady");
62         func->Execute();
63     });
64     auto container = Container::Current();
65     if (container) {
66         auto context = container->GetPipelineContext();
67         auto compontent = AceType::DynamicCast<CustomPaintComponent>(
68             ViewStackProcessor::GetInstance()->GetMainComponent());
69         if (compontent) {
70             compontent->SetOnReadyEvent(readyEvent_, context);
71         }
72     }
73 }
74 } // namespace OHOS::Ace::Framework
75