public PassengerEventArgs(Passenger PassengerWhoRisedAnEvent)
{
this.PassengerWhoRisedAnEvent = PassengerWhoRisedAnEvent;
}
public void RemovePassenger(Passenger PassengerToRemove)
{
lock (locker) //Can be invoked by multiple passengers at once
{
this.listOfPeopleInside.Remove(PassengerToRemove);
this.IsFull = false;
}
}
private void AddRemoveNewPassengerToTheQueue(Passenger PassengerToAddOrRemvove, bool AddFlag)
{
//Lock not needed. Only two references (from this), both already locked
if (AddFlag) //Add passenger
{
int? FirstFreeSlotInQueue = FindFirstFreeSlotInQueue(); //Make sure there is a space to add new passenger
if (FirstFreeSlotInQueue != null)
{
//Add passenger object to an array
this.arrayOfPeopleWaitingForElevator[(int)FirstFreeSlotInQueue] = PassengerToAddOrRemvove;
//Add passenger control to the UI
int NewPassengerVerticalPosition = this.beginOfTheQueue + (this.widthOfSlotForSinglePassenger * (int)FirstFreeSlotInQueue);
PassengerToAddOrRemvove.PassengerPosition = new Point(NewPassengerVerticalPosition, GetFloorLevelInPixels());
//Add passenger to Building's list
myBuilding.ListOfAllPeopleWhoNeedAnimation.Add(PassengerToAddOrRemvove);
}
}
else //Remove passenger
{
int PassengerToRemoveIndex = Array.IndexOf<Passenger>(GetArrayOfPeopleWaitingForElevator(), PassengerToAddOrRemvove);
this.GetArrayOfPeopleWaitingForElevator()[PassengerToRemoveIndex] = null;
}
}
public bool AddNewPassengerIfPossible(Passenger NewPassenger, Floor TargetFloor)
{
//Passengers are added synchronically. Lock not needed.
if (!IsFull && //check, if there is a place for another passenger
((GetElevatorStatus() == ElevatorStatus.Idle) || (GetElevatorStatus() == ElevatorStatus.WaitingForPassengersToGetInAndGetOut)))
{
//Reset elevator timer, so the passenger has time to get in
this.ResetElevatorTimer();
this.listOfPeopleInside.Add(NewPassenger); //add new passenger
this.AddNewFloorToTheList(TargetFloor); //add new floor
if (this.listOfPeopleInside.Count >= this.maximumPeopleInside) //set flag, if needed
{
this.IsFull = true;
this.SetElevatorStatus(ElevatorStatus.PreparingForJob); // to prevent other passengers attempt to get in
}
return true; //new passenger added successfully
}
else
return false; //new passenger not added due to lack of space in the elevator
}
