Handle<Value>
FixedPngStack::PngEncodeAsync(const Arguments &args)
{
HandleScope scope;
if (args.Length() != 1)
return VException("One argument required - callback function.");
if (!args[0]->IsFunction())
return VException("First argument must be a function.");
Local<Function> callback = Local<Function>::Cast(args[0]);
FixedPngStack *png = ObjectWrap::Unwrap<FixedPngStack>(args.This());
encode_request *enc_req = (encode_request *)malloc(sizeof(*enc_req));
if (!enc_req)
return VException("malloc in FixedPngStack::PngEncodeAsync failed.");
enc_req->callback = Persistent<Function>::New(callback);
enc_req->png_obj = png;
enc_req->png = NULL;
enc_req->png_len = 0;
enc_req->error = NULL;
eio_custom(EIO_PngEncode, EIO_PRI_DEFAULT, EIO_PngEncodeAfter, enc_req);
ev_ref(EV_DEFAULT_UC);
png->Ref();
return Undefined();
}
Handle<Value>
FixedPngStack::PngEncodeAsync(const Arguments &args)
{
HandleScope scope;
if (args.Length() != 1)
return VException("One argument required - callback function.");
if (!args[0]->IsFunction())
return VException("First argument must be a function.");
Local<Function> callback = Local<Function>::Cast(args[0]);
FixedPngStack *png = ObjectWrap::Unwrap<FixedPngStack>(args.This());
encode_request *enc_req = (encode_request *)malloc(sizeof(*enc_req));
if (!enc_req)
return VException("malloc in FixedPngStack::PngEncodeAsync failed.");
enc_req->callback = Persistent<Function>::New(callback);
enc_req->png_obj = png;
enc_req->png = NULL;
enc_req->png_len = 0;
enc_req->error = NULL;
uv_work_t* req = new uv_work_t;
req->data = enc_req;
uv_queue_work(uv_default_loop(), req, UV_PngEncode, (uv_after_work_cb)UV_PngEncodeAfter);
png->Ref();
return Undefined();
}