private async void InternalCalculateRoute(object o)
{
Route = null;
IsCalculating = true;
Progress = 0;
ShortestDistanceSoFar = 0;
CtsRouteCalculation = new CancellationTokenSource();
try
{
Route = await tripCalculator
.CalculateShortestRouteAsync(Start, End,
PlacesToVisit.ToArray(),
CtsRouteCalculation.Token,
new Progress <RouteCalculationProgress>(
prg =>
{
Progress = prg.Progress;
ShortestDistanceSoFar =
prg.ShortestRouteSoFar;
}));
}
catch (OperationCanceledException)
{
}
IsCalculating = false;
}
private void InternalClear(object o)
{
PlacesToVisit.Clear();
Start = End = null;
Route = null;
calculateRouteCommand.UpdateCanExecute(false);
}
private void InternalAddCity(object o)
{
PlacesToVisit.Add(WayPointToAdd);
UpdateCommands();
WayPointToAdd = tripCalculator
.Locations
.SkipUntil(mpl => mpl.Name == WayPointToAdd.Name)
.FirstOrDefault();
OnPropertyChanged("Locations");
}
private void InternalCalculateRoute(object o)
{
Route = null;
IsCalculating = true;
Progress = 0;
ShortestDistanceSoFar = 0;
Route = tripCalculator
.CalculateShortestRoute(Start, End,
PlacesToVisit.ToArray());
IsCalculating = false;
}
private async void InternalCalculateRoute(object o)
{
Route = null;
IsCalculating = true;
Progress = 0;
ShortestDistanceSoFar = 0;
CtsRouteCalculation = new CancellationTokenSource();
try
{
Task <Trip> bruteForceTask = tripCalculator
.CalculateShortestRouteAsync(Start, End,
PlacesToVisit.ToArray(),
CtsRouteCalculation.Token,
new Progress <RouteCalculationProgress>(
prg =>
{
Progress = prg.Progress;
ShortestDistanceSoFar =
prg.ShortestRouteSoFar;
}));
Task <Trip> imFeelingLuckTask = tripCalculator.ImFeelingLuckyAsync(Start, End, PlacesToVisit.ToArray(),
CtsRouteCalculation.Token);
Task <Trip> completedTask = await Task.WhenAny(new[] { bruteForceTask, imFeelingLuckTask });
Route = completedTask.Result;
CtsRouteCalculation.Cancel();
}
catch (OperationCanceledException)
{
}
IsCalculating = false;
}