/// <summary>
/// Constructor
/// </summary>
/// <param name="name">name of the city</param>
/// <param name="country">Country of the city</param>
/// <param name="population">Population of the city</param>
/// <param name="latitude">Latitude of the city</param>
/// <param name="longitude">Longitude of the city</param>
public City(string name, string country, int population, double latitude, double longitude)
{
Name = name;
Country = country;
Population = population;
Location = new WayPoint(name, latitude, longitude);
}
public void TestWayPointValidConstructor()
{
var target = new WayPoint(Name, Latitude, Longitude);
Assert.AreEqual(Name, target.Name);
Assert.AreEqual(Latitude, target.Latitude);
Assert.AreEqual(Longitude, target.Longitude);
}
public void TestWayPointDistanceCalculation()
{
var bern = new WayPoint("Bern", 46.95, 7.44);
var tripolis = new WayPoint("Tripolis", 32.876174, 13.187507);
const double expected = 1638.74410788167;
double actual = bern.Distance(tripolis);
Assert.IsFalse(double.IsNaN(actual));
Assert.AreEqual(expected, actual, 0.001);
}
static void Main(string[] args)
{
Console.WriteLine("Welcome to RoutePlanner (" + Assembly.GetExecutingAssembly().GetName().Version.ToString() + ")");
Console.WriteLine();
var wayPoint = new WayPoint("Windisch", 47.479319847061966, 8.212966918945312);
var wpBern = new WayPoint("Bern", 46.9479222, 7.4446085);
var wpTripolis = new WayPoint("Tripolis", 32.8084124, 13.1509672);
Console.WriteLine(wayPoint.ToString());
Console.WriteLine(wpBern.ToString());
Console.WriteLine(wpTripolis.ToString());
Console.WriteLine("Distance: {0}" , wpBern.Distance(wpTripolis));
var citiesLab2 = new Cities();
citiesLab2.ReadCities("data\\citiesTestDataLab2.txt");
var bern = new WayPoint("Bern", 46.95, 7.44);
var tripolis = new WayPoint("Tripolis", 32.876174, 13.187507);
double actual = bern.Distance(tripolis);
Console.WriteLine();
var findCity = citiesLab2.FindCity("Bern");
if (findCity != null)
Console.WriteLine("City {0} was found.", findCity.Name);
else
Console.WriteLine("City not found.");
findCity = citiesLab2.FindCity("Dilli");
if (findCity != null)
Console.WriteLine("City {0} was found.", findCity.Name);
else
Console.WriteLine("City not found.");
Console.WriteLine();
Console.WriteLine("Test Routes");
var citiesLab3 = new Cities();
citiesLab3.ReadCities("data\\citiesTestDataLab3.txt");
var reqWatcher = new RouteRequestWatcher();
var routes = new RoutesDijkstra(citiesLab3);
routes.RouteRequestEvent += reqWatcher.LogRouteRequests;
routes.FindShortestRouteBetween("Bern", "Zürich", TransportModes.Bus);
routes.FindShortestRouteBetween("Bern", "Zürich", TransportModes.Bus);
routes.ReadRoutes("data\\linksTestDataLab3.txt");
Console.WriteLine();
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
}
/// <summary>
/// Calculate distance between this and the parameter waypoint
/// </summary>
/// <param name="target">waypoint to calculate the distance to</param>
/// <returns>distance</returns>
public double Distance(WayPoint target) {
double radianToDegree = (Math.PI / 180);
double tmp1 = Math.Sin(radianToDegree * Latitude) * Math.Sin(radianToDegree * target.Latitude);
double tmp2 = Math.Cos(radianToDegree * Latitude) * Math.Cos(radianToDegree * target.Latitude);
double tmp3 = Math.Cos(radianToDegree * (Longitude - target.Longitude));
double tmp4 = tmp2 * tmp3;
double d = 0;
d = RADIUS * Math.Acos(tmp1 + tmp4);
return d;
}
public void TestWayPointCalculation()
{
var wp1 = new WayPoint("Home", 10.4, 20.8);
var wp2 = new WayPoint("Target", 1.2, 2.4);
var addWp = wp1 + wp2;
Assert.AreEqual(wp1.Name, addWp.Name);
Assert.AreEqual(wp1.Latitude + wp2.Latitude, addWp.Latitude);
Assert.AreEqual(wp1.Longitude + wp2.Longitude, addWp.Longitude);
var minWp = wp1 - wp2;
Assert.AreEqual(wp1.Name, minWp.Name);
Assert.AreEqual(wp1.Latitude - wp2.Latitude, minWp.Latitude);
Assert.AreEqual(wp1.Longitude - wp2.Longitude, minWp.Longitude);
}
public void TestWayPointToString()
{
// test complete way point
var target = new WayPoint(Name, Latitude, Longitude);
string wayPointOut = string.Format("WayPoint: {0} {1:N2}/{2:N2}",
Name, Latitude, Longitude);
Assert.AreEqual(wayPointOut, target.ToString());
// test no-name case
var targetNullName = new WayPoint(null, Latitude, Longitude);
string wayPointOutNullName = string.Format("WayPoint: {0:N2}/{1:N2}",
Latitude, Longitude);
Assert.AreEqual(wayPointOutNullName, targetNullName.ToString());
}
/// <summary>
/// Find all neighbours of a city within the defined distance.
/// The list is sorted by distance
/// </summary>
/// <param name="location"></param>
/// <param name="distance"></param>
/// <returns></returns>
public List<City> FindNeighbours(WayPoint location, double distance)
{
return (_cities
.Where(c => location.Distance(c.Location) < distance)
.OrderBy(d => location.Distance(d.Location)).ToList());
}
