static void
TestNamePrefixVisitor(const Waypoints &waypoints, const TCHAR *prefix,
unsigned expected_results)
{
WaypointPredicateCounter::Predicate predicate = BeginsWith(prefix);
WaypointPredicateCounter prefix_counter(predicate);
waypoints.VisitNamePrefix(prefix, prefix_counter);
ok1(prefix_counter.GetCounter() == expected_results);
}
static void
FillList(WaypointList &list, const Waypoints &src,
GeoPoint location, Angle heading, const WaypointFilterData &filter)
{
list.clear();
if (!filter.IsDefined() && src.size() >= 500)
return;
FilterWaypointVisitor visitor(filter, location, heading, list);
if (filter.distance_index > 0)
src.VisitWithinRange(location, Units::ToSysDistance(
distance_filter_items[filter.distance_index]), visitor);
else
src.VisitNamePrefix(filter.name, visitor);
if (filter.distance_index > 0 || filter.direction_index > 0)
std::sort(list.begin(), list.end(), WaypointDistanceCompare(location));
}
void WaypointListBuilder::Visit(const Waypoints &waypoints) {
if (filter.distance > 0)
waypoints.VisitWithinRange(location, filter.distance, *this);
else
waypoints.VisitNamePrefix(filter.name, *this);
}