1 /*
2 * Copyright (c) 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 "bridge/declarative_frontend/engine/bindings.h"
17 #include "bridge/declarative_frontend/jsview/js_offscreen_canvas.h"
18
19 namespace OHOS::Ace::Framework {
JSBind(BindingTarget globalObj)20 void JSOffscreenCanvas::JSBind(BindingTarget globalObj)
21 {
22 JSClass<JSOffscreenCanvas>::Declare("OffscreenCanvas");
23 JSClass<JSOffscreenCanvas>::CustomProperty("width", &JSOffscreenCanvas::JsGetWidth,
24 &JSOffscreenCanvas::JsSetWidth);
25 JSClass<JSOffscreenCanvas>::CustomProperty("height", &JSOffscreenCanvas::JsGetHeight,
26 &JSOffscreenCanvas::JsSetHeight);
27 JSClass<JSOffscreenCanvas>::CustomMethod("transferToImageBitmap",
28 &JSOffscreenCanvas::JsTransferToImageBitmap);
29 JSClass<JSOffscreenCanvas>::Bind(globalObj, JSOffscreenCanvas::Constructor,
30 JSOffscreenCanvas::Destructor);
31 }
32
Constructor(const JSCallbackInfo & args)33 void JSOffscreenCanvas::Constructor(const JSCallbackInfo& args)
34 {
35 auto jsRenderContext = Referenced::MakeRefPtr<JSOffscreenCanvas>();
36 jsRenderContext->IncRefCount();
37 args.SetReturnValue(Referenced::RawPtr(jsRenderContext));
38 }
39
Destructor(JSOffscreenCanvas * context)40 void JSOffscreenCanvas::Destructor(JSOffscreenCanvas* context)
41 {
42 if (context != nullptr) {
43 context->DecRefCount();
44 } else {
45 LOGE("context is null");
46 return;
47 }
48 }
49
JsGetWidth(const JSCallbackInfo & info)50 void JSOffscreenCanvas::JsGetWidth(const JSCallbackInfo& info)
51 {
52 double width = 0.0;
53 auto returnValue = JSVal(ToJSValue(width));
54 auto returnPtr = JSRef<JSVal>::Make(returnValue);
55 info.SetReturnValue(returnPtr);
56 }
57
JsGetHeight(const JSCallbackInfo & info)58 void JSOffscreenCanvas::JsGetHeight(const JSCallbackInfo& info)
59 {
60 double height = 0.0;
61 auto returnValue = JSVal(ToJSValue(height));
62 auto returnPtr = JSRef<JSVal>::Make(returnValue);
63 info.SetReturnValue(returnPtr);
64 }
65
JsSetWidth(const JSCallbackInfo & info)66 void JSOffscreenCanvas::JsSetWidth(const JSCallbackInfo& info)
67 {
68 return;
69 }
70
JsSetHeight(const JSCallbackInfo & info)71 void JSOffscreenCanvas::JsSetHeight(const JSCallbackInfo& info)
72 {
73 return;
74 }
75
JsTransferToImageBitmap(const JSCallbackInfo & info)76 void JSOffscreenCanvas::JsTransferToImageBitmap(const JSCallbackInfo& info)
77 {
78 auto retObj = JSRef<JSObject>::New();
79 info.SetReturnValue(retObj);
80 }
81
82 } // namespace OHOS::Ace::Framework
83