private double GetDistance(Element element)
{
if (element is Node)
{
return(GeoProjection.Distance((element as Node).Coordinate, _position));
}
if (element is Way)
{
return((element as Way).Coordinates.Min(geoCoordinate =>
GeoProjection.Distance(geoCoordinate, _position)));
}
return((element as Relation).Members.Min(member => GetDistance(member.Member)));
}
private bool Check(float radius, Way way)
{
return(way.Coordinates.Any(geoCoordinate =>
GeoProjection.Distance(geoCoordinate, _geoPositionObserver.CurrentPosition) <= radius));
}
private bool Check(float radius, Node node)
{
return(GeoProjection.Distance(node.Coordinate, _geoPositionObserver.CurrentPosition) <= radius);
}