calculateDuration method
Implementation
Duration calculateDuration(
RoutePoint fromRoutePoint,
RoutePoint toRoutePoint
) {
var _a1 = fromRoutePoint._copyFromDartTo_CRoutePoint();
var _a2 = toRoutePoint._copyFromDartTo_CRoutePoint();
_CTimeInterval res = _CMillisecondsRouteAttribute_calculateDuration_CRoutePoint_CRoutePoint(_CMillisecondsRouteAttributeMakeDefault().._impl=_self, _a1, _a2);
return res._toDart();
}