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?
}
/*
extern void GEOS_DLL GEOSSTRtree_insert(GEOSSTRtree *tree,
const GEOSGeometry *g,
void *item);
GeosSTRtree = lgeo_geos_index:strtree_create(),
Element = {element, 1},
Geom = lgeo_geos_index:to_geom({'LineString', [[4,4], [4.5, 4.5], [10,10]]}),
lgeo_geos_index:strtree_insert(GeosSTRtree, Geom, Element).
ok
*/
static ERL_NIF_TERM
strtree_insert(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
GeosSTRtree_t **tree;
GEOSGeometry **geom;
if (argc != 3) {
return enif_make_badarg(env);
}
if(!enif_get_resource(env, argv[0], GEOSSTRTREE_RESOURCE, (void**)&tree)) {
return enif_make_badarg(env);
}
if(!enif_get_resource(env, argv[1], GEOSGEOM_RESOURCE, (void**)&geom)) {
return enif_make_badarg(env);
}
ERL_NIF_TERM copy = enif_make_copy((**tree).env, argv[2]);
GEOSSTRtree_insert((**tree).tree, GEOSEnvelope(*geom), (void *)copy);
return enif_make_atom(env, "ok");
}
