v8::Local<v8::Value> Grid::_clearSync(Nan::NAN_METHOD_ARGS_TYPE info)
{
Nan::EscapableHandleScope scope;
Grid* g = Nan::ObjectWrap::Unwrap<Grid>(info.Holder());
g->get()->clear();
return scope.Escape(Nan::Undefined());
}
v8::Local<v8::Value> Geometry::_toJSONSync(Nan::NAN_METHOD_ARGS_TYPE info) {
Nan::EscapableHandleScope scope;
Geometry* g = Nan::ObjectWrap::Unwrap<Geometry>(info.Holder());
std::string json;
if (info.Length() < 1)
{
if (!mapnik::util::to_geojson(json,g->feat_->get_geometry()))
{
// Fairly certain this situation can never be reached but
// leaving it none the less
/* LCOV_EXCL_START */
Nan::ThrowError("Failed to generate GeoJSON");
return scope.Escape(Nan::Undefined());
/* LCOV_EXCL_STOP */
}
}
else
{
if (!info[0]->IsObject()) {
Nan::ThrowTypeError("optional first arg must be an options object");
return scope.Escape(Nan::Undefined());
}
v8::Local<v8::Object> options = info[0]->ToObject();
if (options->Has(Nan::New("transform").ToLocalChecked()))
{
v8::Local<v8::Value> bound_opt = options->Get(Nan::New("transform").ToLocalChecked());
if (!bound_opt->IsObject()) {
Nan::ThrowTypeError("'transform' must be an object");
return scope.Escape(Nan::Undefined());
}
v8::Local<v8::Object> obj = bound_opt->ToObject();
if (obj->IsNull() || obj->IsUndefined() || !Nan::New(ProjTransform::constructor)->HasInstance(obj)) {
Nan::ThrowTypeError("mapnik.ProjTransform expected as first arg");
return scope.Escape(Nan::Undefined());
}
ProjTransform* tr = Nan::ObjectWrap::Unwrap<ProjTransform>(obj);
mapnik::proj_transform const& prj_trans = *tr->get();
mapnik::geometry::geometry<double> const& geom = g->feat_->get_geometry();
if (!to_geojson_projected(json,geom,prj_trans))
{
// Fairly certain this situation can never be reached but
// leaving it none the less
/* LCOV_EXCL_START */
Nan::ThrowError("Failed to generate GeoJSON");
return scope.Escape(Nan::Undefined());
/* LCOV_EXCL_STOP */
}
}
}
return scope.Escape(Nan::New<v8::String>(json).ToLocalChecked());
}
