vertices property
Implementation
set vertices(List<List<double>> value) {
final result = _groupCodes.firstWhere((element) => element.code == 90);
result.value = value.length;
_vertices = value;
_groupCodes
.removeWhere((element) => element.code == 10 || element.code == 20);
value.forEach((element) {
_groupCodes.add(GroupCode(10, element[0]));
_groupCodes.add(GroupCode(20, element[1]));
});
}