Handle<Value> StrTree::Remove(const Arguments& args) {
HandleScope scope;
if(args.Length() == 0) {
return ThrowException(String::New("no geometry to remove."));
}
StrTree *strTree = ObjectWrap::Unwrap<StrTree>(args.This());
Geometry *geom = ObjectWrap::Unwrap<Geometry>(args[0]->ToObject());
GEOSGeometry *g = geom->GetGEOSGeometry();
char r = GEOSSTRtree_remove(strTree->geos_strTree_,g, NULL);
if(r) {
return True();
} else {
return False();
}
}
Handle<Value> StrTree::Insert(const Arguments& args) {
HandleScope scope;
if(args.Length() == 0) {
return ThrowException(String::New("nothing to insert."));
}
Local<Object> o = args[1]->ToObject();
StrTree* strTree = ObjectWrap::Unwrap<StrTree>(args.This());
//TODO check if input is geometry object
Geometry *geom = ObjectWrap::Unwrap<Geometry>(args[0]->ToObject());
GEOSGeometry *g = geom->GetGEOSGeometry();
//TODO handle userdata
bucket *b = new bucket();
b->o = o;
GEOSSTRtree_insert(strTree->geos_strTree_, g, b);
return Undefined(); //return nothing and close scope?
}
Handle<Value> StrTree::Query(const Arguments& args) {
HandleScope scope;
if(args.Length() != 2)
return ThrowException(String::New("no geometry to query."));
StrTree *strTree = ObjectWrap::Unwrap<StrTree>(args.This());
Geometry *geom = ObjectWrap::Unwrap<Geometry>(args[0]->ToObject());
GEOSGeometry *g = geom->GetGEOSGeometry();
Local<Function> callback = Local<Function>::Cast(args[1]);
Persistent<Function> cb = Persistent<Function>::New(callback);
//this seems to be async
//strTree->Ref();
payload *p = new payload();
p->cb = cb;
p->strTree = strTree;
GEOSSTRtree_query(strTree->geos_strTree_,g, QueryCallback, p);
return Undefined();
}