public void LatLongToSvy21Test()
{
Svy21Coordinate expected, actual;
LatLongCoordinate test;
// SVY21 Reference Point.
expected = new Svy21Coordinate(38744.572, 28001.642);
test = new LatLongCoordinate(1.366666, 103.833333);
actual = Svy21.ComputeSvy21(test);
Assert.AreEqual(expected.Northing, actual.Northing, ToleranceSvy21);
Assert.AreEqual(expected.Easting, actual.Easting, ToleranceSvy21);
// Corner of Ang Mo Kio 66kV Substation.
expected = new Svy21Coordinate(39105.269, 30629.967);
test = new LatLongCoordinate(1.3699278977737488, 103.85695034976466);
actual = Svy21.ComputeSvy21(test);
Assert.AreEqual(expected.Northing, actual.Northing, ToleranceSvy21);
Assert.AreEqual(expected.Easting, actual.Easting, ToleranceSvy21);
// Corner of Jurong Lake Canal 400kV Cable Bridge.
expected = new Svy21Coordinate(36307.704, 16272.970);
test = new LatLongCoordinate(1.3446255443241177, 103.72794378041792);
actual = Svy21.ComputeSvy21(test);
Assert.AreEqual(expected.Northing, actual.Northing, ToleranceSvy21);
Assert.AreEqual(expected.Easting, actual.Easting, ToleranceSvy21);
// Corner of Sembawang 66kV Substation.
expected = new Svy21Coordinate(48187.789, 27720.130);
test = new LatLongCoordinate(1.4520670518379692, 103.83080332777138);
actual = Svy21.ComputeSvy21(test);
Assert.AreEqual(expected.Northing, actual.Northing, ToleranceSvy21);
Assert.AreEqual(expected.Easting, actual.Easting, ToleranceSvy21);
}
protected void Page_Load(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(Request.QueryString["q"]))
{
return;
}
List <SearchResults> locations = FacilityManagementSystem.getAPIData(Uri.EscapeDataString(Request.QueryString["q"]));
if (locations == null || locations.Count == 0)
{
return;
}
SearchResults location = locations[0];
List <Facility> facilities = FacilityManagementSystem.SearchNearby(Decimal.Parse(location.x), Decimal.Parse(location.y));
location_list = facilities.Select(f => Svy21.ComputeLatitudeLongitude((double)f.x, (double)f.y)).ToList();
this.location = Svy21.ComputeLatitudeLongitude(Double.Parse(location.x), Double.Parse(location.y));
var points = location_list.Concat(new[] { this.location });
this.upperbound = Tuple.Create(points.Select(p => p.Item1).Max(), points.Select(p => p.Item2).Max());
this.lowerbound = Tuple.Create(points.Select(p => p.Item1).Min(), points.Select(p => p.Item2).Min());
listResults.DataSource = facilities;
listResults.DataBind();
}
public void Test4()
{
double easting = 27720.130;
double northing = 48187.789;
CoordinateConverter cc = new CoordinateConverter();
Coordinate input = new Coordinate();
input.X = easting;
input.Y = northing;
Coordinate actualonemap = cc.Fr3414To4326Async(input).Result;
Svy21Coordinate test = new Svy21Coordinate(northing, easting);
LatLongCoordinate actualnus = Svy21.ComputeLatitudeLongitude(test);
Assert.AreEqual(actualonemap.longitude, actualnus.Longitude, ToleranceLatLong);
Assert.AreEqual(actualonemap.latitude, actualnus.Latitude, ToleranceLatLong);
}
public void Test4()
{
double longitude = 103.83080332777138;
double latitude = 1.4520670518379692;
CoordinateConverter cc = new CoordinateConverter();
Coordinate input = new Coordinate();
input.longitude = longitude;
input.latitude = latitude;
Coordinate actualonemap = cc.Fr4326To3414Async(input).Result;
LatLongCoordinate test = new LatLongCoordinate(latitude, longitude);
Svy21Coordinate actualnus = Svy21.ComputeSvy21(test);
Assert.AreEqual(actualonemap.Y, actualnus.Northing, ToleranceSvy21);
Assert.AreEqual(actualonemap.X, actualnus.Easting, ToleranceSvy21);
}
public void Test3()
{
double longitude = 103.72794378041792;
double latitude = 1.3446255443241177;
CoordinateConverter cc = new CoordinateConverter();
Coordinate input = new Coordinate();
input.longitude = longitude;
input.latitude = latitude;
Coordinate actualonemap = cc.Fr4326To3414Async(input).Result;
LatLongCoordinate test = new LatLongCoordinate(latitude, longitude);
Svy21Coordinate actualnus = Svy21.ComputeSvy21(test);
Assert.AreEqual(actualonemap.Y, actualnus.Northing, ToleranceSvy21);
Assert.AreEqual(actualonemap.X, actualnus.Easting, ToleranceSvy21);
}
public void Test2()
{
double longitude = 103.856950349764668;
double latitude = 1.3699278977737488;
CoordinateConverter cc = new CoordinateConverter();
Coordinate input = new Coordinate();
input.longitude = longitude;
input.latitude = latitude;
Coordinate actualonemap = cc.Fr4326To3414Async(input).Result;
LatLongCoordinate test = new LatLongCoordinate(latitude, longitude);
Svy21Coordinate actualnus = Svy21.ComputeSvy21(test);
Assert.AreEqual(actualonemap.Y, actualnus.Northing, ToleranceSvy21);
Assert.AreEqual(actualonemap.X, actualnus.Easting, ToleranceSvy21);
}
public Svy21Coordinate ToSvy21Coordinate()
{
return(Svy21.ComputeSvy21(this));
}
public LatLongCoordinate ToLatLongCoordinate()
{
return(Svy21.ComputeLatitudeLongitude(this));
}
