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40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
/**
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* Created by G-Canvas Open Source Team.
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* Copyright (c) 2017, Alibaba, Inc. All rights reserved.
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*
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* This source code is licensed under the Apache Licence 2.0.
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* For the full copyright and license information, please view
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* the LICENSE file in the root directory of this source tree.
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*/
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#ifndef IMAGE_WORKER_H
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#define IMAGE_WORKER_H
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#include <napi.h>
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#include "NodeBindingUtil.h"
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namespace NodeBinding
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{
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//使用asyncWorker来进行node中的异步调用
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class ImageWorker : public Napi::AsyncWorker
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{
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public:
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ImageWorker(Napi::Env env, std::vector<unsigned char> &out, unsigned int &width, unsigned int &height) : Napi::AsyncWorker(env), _pixels(out),
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_height(height),
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_width(width)
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{
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}
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void Execute();
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void OnOK();
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void OnError(const Napi::Error &e);
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std::string url;
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void setOnErrorCallback(Napi::Function func);
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void setOnLoadCallback(Napi::Function func);
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private:
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Napi::FunctionReference onErrorCallback;
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Napi::FunctionReference onLoadCallback;
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std::vector<unsigned char> &_pixels;
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unsigned int &_width;
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unsigned int &_height;
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ImageContent content;
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};
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}
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#endif |