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1 /*
2  * Copyright (c) 2021-2022 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 #include "frameworks/bridge/declarative_frontend/jsview/js_canvas.h"
17 
18 #include "base/log/ace_scoring_log.h"
19 #include "core/common/container.h"
20 #include "core/components/custom_paint/custom_paint_component.h"
21 #include "core/components_ng/pattern/custom_paint/custom_paint_view.h"
22 #include "frameworks/bridge/declarative_frontend/view_stack_processor.h"
23 
24 namespace OHOS::Ace::Framework {
25 
Create(const JSCallbackInfo & info)26 void JSCanvas::Create(const JSCallbackInfo& info)
27 {
28     if (Container::IsCurrentUseNewPipeline()) {
29         auto pattern = NG::CustomPaintView::Create();
30         if (info[0]->IsObject()) {
31             JSCanvasRenderer* jsContext = JSRef<JSObject>::Cast(info[0])->Unwrap<JSCanvasRenderer>();
32             if (jsContext) {
33                 jsContext->SetCustomPaintPattern(pattern);
34                 LOGI("SetCustomPaintPattern successfully");
35                 jsContext->SetAntiAlias();
36             }
37         }
38         return;
39     }
40 
41     RefPtr<OHOS::Ace::CustomPaintComponent> paintChild = AceType::MakeRefPtr<OHOS::Ace::CustomPaintComponent>();
42     if (info[0]->IsObject()) {
43         JSCanvasRenderer* jsContext = JSRef<JSObject>::Cast(info[0])->Unwrap<JSCanvasRenderer>();
44         if (jsContext) {
45             jsContext->SetComponent(paintChild->GetTaskPool());
46             LOGI("SetComponent successfully");
47             jsContext->SetAntiAlias();
48         }
49     }
50 
51     ViewStackProcessor::GetInstance()->ClaimElementId(paintChild);
52     ViewStackProcessor::GetInstance()->Push(paintChild);
53 }
54 
JSBind(BindingTarget globalObj)55 void JSCanvas::JSBind(BindingTarget globalObj)
56 {
57     JSClass<JSCanvas>::Declare("Canvas");
58     MethodOptions opt = MethodOptions::NONE;
59     JSClass<JSCanvas>::StaticMethod("create", &JSCanvas::Create, opt);
60     JSClass<JSCanvas>::StaticMethod("onReady", &JSCanvas::OnReady);
61     JSClass<JSCanvas>::StaticMethod("onAppear", &JSInteractableView::JsOnAppear);
62     JSClass<JSCanvas>::StaticMethod("onDisAppear", &JSInteractableView::JsOnDisAppear);
63     JSClass<JSCanvas>::StaticMethod("onTouch", &JSInteractableView::JsOnTouch);
64     JSClass<JSCanvas>::StaticMethod("onHover", &JSInteractableView::JsOnHover);
65     JSClass<JSCanvas>::StaticMethod("onKeyEvent", &JSInteractableView::JsOnKey);
66     JSClass<JSCanvas>::StaticMethod("onDeleteEvent", &JSInteractableView::JsOnDelete);
67     JSClass<JSCanvas>::StaticMethod("onClick", &JSInteractableView::JsOnClick);
68     JSClass<JSCanvas>::Inherit<JSViewAbstract>();
69     JSClass<JSCanvas>::Bind<>(globalObj);
70 }
71 
OnReady(const JSCallbackInfo & info)72 void JSCanvas::OnReady(const JSCallbackInfo& info)
73 {
74     if (!info[0]->IsFunction()) {
75         return;
76     }
77 
78     if (Container::IsCurrentUseNewPipeline()) {
79         RefPtr<JsFunction> jsFunc = AceType::MakeRefPtr<JsFunction>(JSRef<JSObject>(), JSRef<JSFunc>::Cast(info[0]));
80         auto readyEvent_ = [execCtx = info.GetExecutionContext(), func = std::move(jsFunc)]() {
81             JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
82             ACE_SCORING_EVENT("Canvas.onReady");
83             func->Execute();
84         };
85         NG::CustomPaintView::SetOnReady(std::move(readyEvent_));
86         return;
87     }
88 
89     auto container = Container::Current();
90     if (!container) {
91         LOGE("No container");
92         return;
93     }
94     auto context = AceType::DynamicCast<PipelineContext>(container->GetPipelineContext());
95     if (!context) {
96         LOGE("No PipelineContext");
97         return;
98     }
99     auto component = AceType::DynamicCast<CustomPaintComponent>(ViewStackProcessor::GetInstance()->GetMainComponent());
100     if (!component) {
101         LOGE("No CustomPaintComponent");
102         return;
103     }
104 
105     auto elmtId = component->GetElementId();
106     RefPtr<JsFunction> jsFunc = AceType::MakeRefPtr<JsFunction>(JSRef<JSObject>(), JSRef<JSFunc>::Cast(info[0]));
107     auto readyEvent_ =
108         Container::IsCurrentUsePartialUpdate()
109             ? EventMarker([execCtx = info.GetExecutionContext(), func = std::move(jsFunc),
110                               accountableCanvasElement = elmtId]() {
111                   JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
112                   ACE_SCORING_EVENT("Canvas.onReady");
113                   LOGD("Canvas elmtId %{public}d executing JS onReady function - start", accountableCanvasElement);
114                   ViewStackProcessor::GetInstance()->StartGetAccessRecordingFor(accountableCanvasElement);
115                   func->Execute();
116                   ViewStackProcessor::GetInstance()->StopGetAccessRecording();
117                   LOGD("Canvas elmtId %{public}d executing JS onReady function - end", accountableCanvasElement);
118               })
119             : EventMarker([execCtx = info.GetExecutionContext(), func = std::move(jsFunc)]() {
120                   JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
121                   ACE_SCORING_EVENT("Canvas.onReady");
122                   func->Execute();
123               });
124     component->SetOnReadyEvent(readyEvent_, context);
125 }
126 } // namespace OHOS::Ace::Framework
127