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1 /*
2  * Copyright (c) 2021-2024 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/canvas/js_canvas.h"
17 
18 #include "base/log/ace_scoring_log.h"
19 #include "bridge/common/utils/engine_helper.h"
20 #include "bridge/declarative_frontend/jsview/js_utils.h"
21 #include "bridge/declarative_frontend/jsview/canvas/js_rendering_context_base.h"
22 #include "bridge/declarative_frontend/jsview/models/canvas/canvas_model_impl.h"
23 #include "core/common/container.h"
24 #include "core/components_ng/base/view_stack_model.h"
25 #include "core/components_ng/base/view_stack_processor.h"
26 #include "core/components_ng/pattern/canvas/canvas_model_ng.h"
27 
28 namespace OHOS::Ace {
GetInstance()29 CanvasModel* CanvasModel::GetInstance()
30 {
31 #ifdef NG_BUILD
32     static NG::CanvasModelNG instance;
33     return &instance;
34 #else
35     if (Container::IsCurrentUseNewPipeline()) {
36         static NG::CanvasModelNG instance;
37         return &instance;
38     } else {
39         static Framework::CanvasModelImpl instance;
40         return &instance;
41     }
42 #endif
43 }
44 } // namespace OHOS::Ace
45 namespace OHOS::Ace::Framework {
46 
Create(const JSCallbackInfo & info)47 void JSCanvas::Create(const JSCallbackInfo& info)
48 {
49     auto pattern = CanvasModel::GetInstance()->Create();
50     CHECK_NULL_VOID(pattern);
51     if (info[0]->IsUndefined()) {
52         CanvasModel::GetInstance()->DetachRenderContext();
53     } else if (info[0]->IsObject()) {
54         JSRenderingContextBase* jsContext = JSRef<JSObject>::Cast(info[0])->Unwrap<JSRenderingContextBase>();
55         if (jsContext) {
56             jsContext->SetInstanceId(Container::CurrentId());
57             jsContext->SetCanvasPattern(pattern);
58             jsContext->SetAntiAlias();
59             jsContext->SetDensity();
60         }
61     }
62 
63     if (info.Length() > 1) {
64         auto options = info[1];
65         if (!options->IsObject()) {
66             return;
67         }
68         auto engine = EngineHelper::GetCurrentEngine();
69         CHECK_NULL_VOID(engine);
70         NativeEngine* nativeEngine = engine->GetNativeEngine();
71         CHECK_NULL_VOID(nativeEngine);
72         panda::Local<JsiValue> value = options.Get().GetLocalHandle();
73         JSValueWrapper valueWrapper = value;
74         ScopeRAII scope(reinterpret_cast<napi_env>(nativeEngine));
75         napi_value optionsValue = nativeEngine->ValueToNapiValue(valueWrapper);
76         CanvasModel::GetInstance()->SetImageAIOptions(optionsValue);
77     }
78 }
79 
JSBind(BindingTarget globalObj)80 void JSCanvas::JSBind(BindingTarget globalObj)
81 {
82     JSClass<JSCanvas>::Declare("Canvas");
83     MethodOptions opt = MethodOptions::NONE;
84     JSClass<JSCanvas>::StaticMethod("create", &JSCanvas::Create, opt);
85     JSClass<JSCanvas>::StaticMethod("onReady", &JSCanvas::OnReady);
86     JSClass<JSCanvas>::StaticMethod("onAttach", &JSInteractableView::JsOnAttach);
87     JSClass<JSCanvas>::StaticMethod("onAppear", &JSInteractableView::JsOnAppear);
88     JSClass<JSCanvas>::StaticMethod("onDetach", &JSInteractableView::JsOnDetach);
89     JSClass<JSCanvas>::StaticMethod("onDisAppear", &JSInteractableView::JsOnDisAppear);
90     JSClass<JSCanvas>::StaticMethod("onTouch", &JSInteractableView::JsOnTouch);
91     JSClass<JSCanvas>::StaticMethod("onHover", &JSInteractableView::JsOnHover);
92     JSClass<JSCanvas>::StaticMethod("onKeyEvent", &JSInteractableView::JsOnKey);
93     JSClass<JSCanvas>::StaticMethod("onDeleteEvent", &JSInteractableView::JsOnDelete);
94     JSClass<JSCanvas>::StaticMethod("onClick", &JSInteractableView::JsOnClick);
95     JSClass<JSCanvas>::StaticMethod("enableAnalyzer", &JSCanvas::EnableAnalyzer);
96     JSClass<JSCanvas>::InheritAndBind<JSViewAbstract>(globalObj);
97 }
98 
OnReady(const JSCallbackInfo & info)99 void JSCanvas::OnReady(const JSCallbackInfo& info)
100 {
101     if (info.Length() < 1 || !info[0]->IsFunction()) {
102         return;
103     }
104 
105     RefPtr<JsFunction> jsFunc = AceType::MakeRefPtr<JsFunction>(JSRef<JSObject>(), JSRef<JSFunc>::Cast(info[0]));
106     if (Container::IsCurrentUsePartialUpdate()) {
107         auto targetNode = AceType::WeakClaim(NG::ViewStackProcessor::GetInstance()->GetMainFrameNode());
108         auto readyEvent = [execCtx = info.GetExecutionContext(), func = std::move(jsFunc), node = targetNode]() {
109             JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
110             ACE_SCORING_EVENT("Canvas.onReady");
111             PipelineContext::SetCallBackNode(node);
112             func->Execute();
113         };
114         CanvasModel::GetInstance()->SetOnReady(std::move(readyEvent));
115     } else {
116         auto targetNode = AceType::WeakClaim(NG::ViewStackProcessor::GetInstance()->GetMainFrameNode());
117         auto readyEvent = [execCtx = info.GetExecutionContext(), func = std::move(jsFunc), node = targetNode](
118                               uint32_t accountableCanvasElement) {
119             JAVASCRIPT_EXECUTION_SCOPE_WITH_CHECK(execCtx);
120             ACE_SCORING_EVENT("Canvas.onReady");
121             PipelineContext::SetCallBackNode(node);
122             func->Execute();
123         };
124         CanvasModel::GetInstance()->SetOnReady(std::move(readyEvent));
125     }
126 }
127 
EnableAnalyzer(bool enable)128 void JSCanvas::EnableAnalyzer(bool enable)
129 {
130     CanvasModel::GetInstance()->EnableAnalyzer(enable);
131 }
132 } // namespace OHOS::Ace::Framework
133