/// <summary>
/// Thread to calculating distance between mother and nanny
/// </summary>
/// <param name="sour"></param>
/// <param name="dest"></param>
public void Distance_Thread(string sour, string dest)
{
int result = myBl.CalculateDistance(sour, dest);
result = result / 1000; // convert to kilometers
Action act = (() => { TheAnswer.Text += " " + result.ToString() + " kilometers"; Calculate.IsEnabled = true; }); // So that we can change the text box in the main thread window
Dispatcher.BeginInvoke(act);
}
/// <summary>
/// Filter the nannies by their address.
/// appropriate distance is 10 km .
/// this thread also puts the data in the dataList of the nannies.
/// </summary>
/// <param name="myMother"></param>
private void CheckDistanceOfNanny_Thread(Mother myMother, Nanny myNanny, string distance)
{
int dis = myBl.CalculateDistance(myMother.Address, myNanny.Address);
int MAX_DISTANCE = int.Parse(distance) * 1000; // in km
if (dis < MAX_DISTANCE)
{
Action <Nanny, int> act = AddNannyToList;
Dispatcher.BeginInvoke(act, myNanny, dis);
}
}
