//:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
//::: :::
//::: This routine calculates the distance between two points (given the :::
//::: latitude/longitude of those points). It is being used to calculate :::
//::: the distance between two locations using GeoDataSource(TM) products :::
//::: :::
//::: Definitions: :::
//::: South latitudes are negative, east longitudes are positive :::
//::: :::
//::: Passed to function: :::
//::: lat1, lon1 = Latitude and Longitude of point 1 (in decimal degrees) :::
//::: lat2, lon2 = Latitude and Longitude of point 2 (in decimal degrees) :::
//::: unit = the unit you desire for results :::
//::: where: 'M' is statute miles (default) :::
//::: 'K' is kilometers :::
//::: 'N' is nautical miles :::
//::: :::
//::: Worldwide cities and other features databases with latitude longitude :::
//::: are available at https://www.geodatasource.com :::
//::: :::
//::: For enquiries, please contact [email protected] :::
//::: :::
//::: Official Web site: https://www.geodatasource.com :::
//::: :::
//::: GeoDataSource.com (C) All Rights Reserved 2018 :::
//::: :::
//:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
public double Distance(double lat1, double lon1, double lat2, double lon2, LenghtUnit lenghtUnit)
{
if ((-180 > lat1 && lat1 <= 180) ||
(-180 > lon1 && lon1 <= 180) ||
(-180 > lat2 && lat2 <= 180) ||
(-180 > lon2 && lon2 <= 180))
{
throw new InvalidArgumentException("Coordinates have negative value");
}
if ((lat1 == lat2) && (lon1 == lon2))
{
return(0);
}
else
{
double theta = lon1 - lon2;
double dist = Math.Sin(Deg2Rad(lat1)) * Math.Sin(Deg2Rad(lat2)) + Math.Cos(Deg2Rad(lat1)) * Math.Cos(Deg2Rad(lat2)) * Math.Cos(Deg2Rad(theta));
dist = Math.Acos(dist);
dist = Rad2Deg(dist);
dist = dist * 60 * 1.1515;
if (lenghtUnit == LenghtUnit.Kilometers)
{
dist = dist * 1.609344;
}
else if (lenghtUnit == LenghtUnit.NauticalMiles)
{
dist = dist * 0.8684;
}
return(dist);
}
}
//TODO Check consistency/pertinence
public static LenghtUnit GetLenghtUnit(string raw)
{
LenghtUnit result = 0;
switch (raw)
{
case "FT":
result = LenghtUnit.Feet;
break;
case "KM":
result = LenghtUnit.Km;
break;
case "M":
result = LenghtUnit.Meter;
break;
case "NM":
result = LenghtUnit.NauticMile;
break;
case "SM":
result = LenghtUnit.StatuteMile;
break;
default:
result = LenghtUnit.Unspecified;
break;
}
return(result);
}
static void ConvertUnit()
{
LenghtUnit inputUnit = new LenghtUnit();
LenghtUnit outputUnit = new LenghtUnit();
Boolean correct = true;
do
{
do
{
try
{
Console.WriteLine("Hej skriv enheten du vill byta ifrån? skriv T för tum, C för cm, Y för yard, M för meter, F för fot :) ");
char input = char.ToUpper(Convert.ToChar(Console.ReadLine()));
inputUnit.InputUnit = input;
correct = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
correct = false;
}
} while (correct == false);
if (inputUnit.InputUnit == 'T' || inputUnit.InputUnit == 'C' || inputUnit.InputUnit == 'Y' || inputUnit.InputUnit == 'M' || inputUnit.InputUnit == 'F')
{
correct = true;
}
else
{
correct = false;
}
} while (correct == false);
if (inputUnit.InputUnit == 'T')
{
inputUnit.TumMetod();
}
if (inputUnit.InputUnit == 'C')
{
inputUnit.CmMetod();
}
if (inputUnit.InputUnit == 'Y')
{
inputUnit.YardMetod();
}
if (inputUnit.InputUnit == 'M')
{
inputUnit.MeterMetod();
}
if (inputUnit.InputUnit == 'F')
{
inputUnit.FotMetod();
}
}
/// <summary>
/// Convert the given Metar.Visibility distance value to desired unit.
/// </summary>
/// <param name="vis">Visibility.</param>
/// <param name="toUnit">Unit to convert the value to.</param>
public static Visibility Length(Visibility vis, LenghtUnit toUnit)
{
//Think make multi vis objects error proof, easy and intuitive!
if (vis.Value.HasValue)
{
vis.Value = Length(vis.Value.Value, vis.Unit, toUnit);
}
vis.Unit = toUnit;
return(vis);
}
private void SetUnit()
{
if (this.DomVisibility != null || !this.DomVisibility.IsUndefined)
{
this.DomVisibility.Unit = this.Unit;
}
if (this.MinVisibility != null || !this.MinVisibility.IsUndefined)
{
this.MinVisibility.Unit = this.Unit;
}
}
/// <summary>
/// Convert the given length/distance/height value to desired unit.
/// </summary>
/// <param name="value">Value to convert.</param>
/// <param name="fromUnit">Value unit.</param>
/// <param name="toUnit">Unit to convert the value to.</param>
public static double Length(double value, LenghtUnit fromUnit, LenghtUnit toUnit)
{
switch (fromUnit)
{
case LenghtUnit.Feet:
switch (toUnit)
{
case LenghtUnit.Km:
value *= 0.0003048;
break;
case LenghtUnit.Meter:
value *= 0.3048;
break;
case LenghtUnit.StatuteMile:
value *= 0.0001893939;
break;
case LenghtUnit.NauticMile:
value *= 0.0001645788;
break;
}
break;
case LenghtUnit.Km:
switch (toUnit)
{
case LenghtUnit.Feet:
value *= 3280.84;
break;
case LenghtUnit.Meter:
value *= 1000;
break;
case LenghtUnit.StatuteMile:
value *= 0.6213712;
break;
case LenghtUnit.NauticMile:
value *= 0.5399565;
break;
}
break;
case LenghtUnit.Meter:
switch (toUnit)
{
case LenghtUnit.Feet:
value *= 3.28084;
break;
case LenghtUnit.Km:
value *= 0.001;
break;
case LenghtUnit.StatuteMile:
value *= 0.0006213712;
break;
case LenghtUnit.NauticMile:
value *= 0.0005399565;
break;
}
break;
case LenghtUnit.StatuteMile:
switch (toUnit)
{
case LenghtUnit.Feet:
value *= 5280;
break;
case LenghtUnit.Km:
value *= 1.609344;
break;
case LenghtUnit.Meter:
value *= 1609.344;
break;
case LenghtUnit.NauticMile:
value *= 0.8689758;
break;
}
break;
case LenghtUnit.NauticMile:
switch (toUnit)
{
case LenghtUnit.Feet:
value *= 6076.118;
break;
case LenghtUnit.Km:
value *= 1.852;
break;
case LenghtUnit.Meter:
value *= 1852;
break;
case LenghtUnit.StatuteMile:
value *= 1.15078;
break;
}
break;
}
return(value);
}
public Visibility(double vis, LenghtUnit unit)
{
this.Value = vis;
this.Unit = unit;
}
public async Task <IActionResult> GetDistanceBetweenTwoAirports([FromRoute] string firstAirportCode, [FromRoute] string secondAirportCode, [FromRoute] LenghtUnit unit = LenghtUnit.Miles)
{
var distance = await _airportService.GetDistanceBetweenAirportsAsync(firstAirportCode, secondAirportCode, unit);
return(Ok(new { Value = distance, Unit = unit.ToString() }));
}
public async Task <double> GetDistanceBetweenAirportsAsync(string firstAirportCode, string secondAirportCode, LenghtUnit lenghtUnit = LenghtUnit.Miles)
{
firstAirportCode = firstAirportCode?.ToUpper();
secondAirportCode = secondAirportCode?.ToUpper();
if (!IsAirportCodeValid(firstAirportCode))
{
throw new InvalidArgumentException($"'{firstAirportCode}' code is invalid");
}
if (!IsAirportCodeValid(secondAirportCode))
{
throw new InvalidArgumentException($"'{secondAirportCode}' code is invalid");
}
var firstAirport = await GetAirportAsync(firstAirportCode);
var secondAirport = await GetAirportAsync(secondAirportCode);
var distance = _geoService.Distance(
firstAirport.Latitude,
firstAirport.Longitude,
secondAirport.Latitude,
secondAirport.Longitude,
lenghtUnit);
return(distance);
}
public Altitude(double value, LenghtUnit unit)
{
this.Value = value;
this.Unit = unit;
}
public void Coordinates_CountDistance_ReturnCorrectResult(double lat1, double lon1, double lat2, double lon2, LenghtUnit lenghtUnit, double distance)
{
// arrange
Init();
// act
var result = _geoAppService.Distance(lat1, lon1, lat2, lon2, lenghtUnit);
// assert
Assert.Equal(result, distance);
}
public Length(double len, LenghtUnit lenghtUnit)
{
this.len = len;
this.lenghtUnit = lenghtUnit;
}
