private void BuildFeatureStruct(Func <IFeatureStructSyntax, IFeatureStructSyntax> build, int id)
        {
            var fsBuilder = new FeatureStructBuilder(_featSys, new FeatureStruct(), _ids, true);

            _fs.AddValue(_lastFeature, fsBuilder._fs);
            if (id > -1)
            {
                _ids[id] = fsBuilder._fs;
            }
            build(fsBuilder);
        }
 private void BuildFeatureStruct(Func<IFeatureStructSyntax, IFeatureStructSyntax> build, int id)
 {
     var fsBuilder = new FeatureStructBuilder(_featSys, new FeatureStruct(), _ids, true);
     _fs.AddValue(_lastFeature, fsBuilder._fs);
     if (id > -1)
         _ids[id] = fsBuilder._fs;
     build(fsBuilder);
 }