mirror of
https://github.com/alibaba/GCanvas.git
synced 2025-12-08 17:36:42 +00:00
117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
/**
|
|
* Created by G-Canvas Open Source Team.
|
|
* Copyright (c) 2017, Alibaba, Inc. All rights reserved.
|
|
*
|
|
* This source code is licensed under the Apache Licence 2.0.
|
|
* For the full copyright and license information, please view
|
|
* the LICENSE file in the root directory of this source tree.
|
|
*/
|
|
#include "Image.h"
|
|
#include "NodeBindingUtil.h"
|
|
#include <iostream>
|
|
#include <stdlib.h>
|
|
namespace NodeBinding
|
|
{
|
|
Napi::FunctionReference Image::constructor;
|
|
Image::Image(const Napi::CallbackInfo &info) : Napi::ObjectWrap<Image>(info)
|
|
{
|
|
this->mCallbackSet=new ImageCallbackTuple();
|
|
}
|
|
|
|
Image::~Image(){
|
|
delete this->mWorker;
|
|
this->mWorker=nullptr;
|
|
delete this->mCallbackSet;
|
|
this->mCallbackSet=nullptr;
|
|
}
|
|
|
|
void Image::Init(Napi::Env env, Napi::Object exports)
|
|
{
|
|
Napi::HandleScope scope(env);
|
|
|
|
Napi::Function func =
|
|
DefineClass(env,
|
|
"Image",
|
|
{
|
|
InstanceAccessor("src", &Image::getSrc, &Image::setSrc),
|
|
InstanceAccessor("width", &Image::getWidth, nullptr),
|
|
InstanceAccessor("height", &Image::getHeight, nullptr),
|
|
InstanceAccessor("onload", &Image::getOnLoad, &Image::setOnLoad),
|
|
InstanceAccessor("onerror", &Image::getOnError, &Image::setOnError),
|
|
});
|
|
constructor = Napi::Persistent(func);
|
|
constructor.SuppressDestruct();
|
|
exports.Set("Image", func);
|
|
}
|
|
|
|
Napi::Value Image::getSrc(const Napi::CallbackInfo &info)
|
|
{
|
|
return Napi::String::New(info.Env(), this->src);
|
|
}
|
|
|
|
void Image::setSrc(const Napi::CallbackInfo &info, const Napi::Value &value)
|
|
{
|
|
checkArgs(info, 1);
|
|
this->src = value.As<Napi::String>().Utf8Value();
|
|
if (mWorker)
|
|
{
|
|
mWorker->url = this->src;
|
|
mWorker->Queue();
|
|
}
|
|
}
|
|
Napi::Value Image::getOnLoad(const Napi::CallbackInfo &info)
|
|
{
|
|
return this->mCallbackSet->mOnLoadCallback.Value();
|
|
}
|
|
Napi::Value Image::getOnError(const Napi::CallbackInfo &info)
|
|
{
|
|
return this->mCallbackSet->mOnErrorCallback.Value();
|
|
}
|
|
|
|
void Image::setOnLoad(const Napi::CallbackInfo &info, const Napi::Value &value)
|
|
{
|
|
checkArgs(info, 1);
|
|
this->mCallbackSet->mOnLoadCallback = Napi::Persistent(value.As<Napi::Function>());
|
|
|
|
if (!mWorker)
|
|
{
|
|
mWorker = new ImageWorker(info.Env(), pixels, width, height);
|
|
}
|
|
mWorker->setOnLoadCallback(this->mCallbackSet->mOnLoadCallback.Value());
|
|
}
|
|
|
|
void Image::setOnError(const Napi::CallbackInfo &info, const Napi::Value &value)
|
|
{
|
|
checkArgs(info, 1);
|
|
this->mCallbackSet->mOnErrorCallback = Napi::Persistent(value.As<Napi::Function>());
|
|
if (!mWorker)
|
|
{
|
|
mWorker = new ImageWorker(info.Env(), pixels, width, height);
|
|
}
|
|
mWorker->setOnErrorCallback(this->mCallbackSet->mOnErrorCallback.Value());
|
|
}
|
|
|
|
Napi::Value Image::getWidth(const Napi::CallbackInfo &info)
|
|
{
|
|
return Napi::Number::New(info.Env(), this->width);
|
|
}
|
|
Napi::Value Image::getHeight(const Napi::CallbackInfo &info)
|
|
{
|
|
return Napi::Number::New(info.Env(), this->height);
|
|
}
|
|
|
|
int Image::getWidth()
|
|
{
|
|
return this->width;
|
|
}
|
|
int Image::getHeight()
|
|
{
|
|
return this->height;
|
|
}
|
|
|
|
std::vector<unsigned char> &Image::getPixels()
|
|
{
|
|
return this->pixels;
|
|
}
|
|
|
|
}; // namespace NodeBinding
|