/// <summary>
/// As the lift moves, this function should be called every tick to check the current
/// location of the lift. As the lift moves between floors this will set the currentFloor
/// variable to the correct value.
/// </summary>
public void SetCurrentFloor()
{
if (currentDirection == Direction.UP)
{
if ((floor_y[0] > liftImage.Top && floor_y[1] < liftImage.Top) || floor_y[0] == liftImage.Top)
{
currentFloor = 0;
}
else if ((floor_y[1] > liftImage.Top && floor_y[2] < liftImage.Top) || floor_y[1] == liftImage.Top)
{
currentFloor = 1;
}
else if ((floor_y[2] > liftImage.Top && floor_y[3] < liftImage.Top) || floor_y[2] == liftImage.Top)
{
currentFloor = 2;
}
else if ((floor_y[3] > liftImage.Top && floor_y[4] < liftImage.Top) || floor_y[3] == liftImage.Top)
{
currentFloor = 3;
}
else if (floor_y[4] == liftImage.Top)
{
currentFloor = 4;
}
else
{
currentFloor = -1; // this should not happen
}
}
else if (currentDirection == Direction.DOWN)
{
if ((floor_y[4] < liftImage.Top && floor_y[3] > liftImage.Top) || floor_y[4] == liftImage.Top)
{
currentFloor = 4;
}
else if ((floor_y[3] < liftImage.Top && floor_y[2] > liftImage.Top) || floor_y[3] == liftImage.Top)
{
currentFloor = 3;
}
else if ((floor_y[2] < liftImage.Top && floor_y[1] > liftImage.Top) || floor_y[2] == liftImage.Top)
{
currentFloor = 2;
}
else if ((floor_y[1] < liftImage.Top && floor_y[0] > liftImage.Top) || floor_y[1] == liftImage.Top)
{
currentFloor = 1;
}
else if (floor_y[0] == liftImage.Top)
{
currentFloor = 0;
}
else
{
currentFloor = -1; // this should not happen
}
}
mainForm.UpdateFloorDisp(currentFloor, liftID);
}
/************************************************************************************************/
/// <summary>
/// Create a new Lift object.
/// </summary>
/// <param name="limg">The PictureBox control this Lift object is associated to.</param>
/// <param name="fy">The list of floor y coordinates</param>
/// <param name="sf">The floor the lift will idle/start on</param>
/// <param name="mf">The main form (pass in 'this')</param>
public Lift(PictureBox limg, int[] fy, int sf, frmLiftSim mf, int id)
{
liftImage = limg;
floor_y = fy;
idleFloor = sf;
mainForm = mf;
liftID = id;
liftImage.Top = floor_y[idleFloor]; // Move lift to the start position
currentFloor = idleFloor; // Set the lift's current position
mainForm.AddToLog("Lift " + liftID + " initialised. Start floor: " + currentFloor);
dtMove.Interval = TimeSpan.FromMilliseconds(20);
dtMove.Tick += new EventHandler(dtMove_Tick);
dtWait.Interval = TimeSpan.FromSeconds(2);
dtWait.Tick += new EventHandler(dtWait_Tick);
mainForm.UpdateFloorDisp(currentFloor, liftID);
}
private int nextDestFloor; // Next floor the lift is heading to
#endregion Fields
#region Constructors
/************************************************************************************************/
/// <summary>
/// Create a new Lift object.
/// </summary>
/// <param name="limg">The PictureBox control this Lift object is associated to.</param>
/// <param name="fy">The list of floor y coordinates</param>
/// <param name="sf">The floor the lift will idle/start on</param>
/// <param name="mf">The main form (pass in 'this')</param>
public Lift(PictureBox limg, int[] fy, int sf, frmLiftSim mf, int id)
{
liftImage = limg;
floor_y = fy;
idleFloor = sf;
mainForm = mf;
liftID = id;
liftImage.Top = floor_y[idleFloor]; // Move lift to the start position
currentFloor = idleFloor; // Set the lift's current position
mainForm.AddToLog("Lift " + liftID + " initialised. Start floor: " + currentFloor);
dtMove.Interval = TimeSpan.FromMilliseconds(20);
dtMove.Tick += new EventHandler(dtMove_Tick);
dtWait.Interval = TimeSpan.FromSeconds(2);
dtWait.Tick += new EventHandler(dtWait_Tick);
mainForm.UpdateFloorDisp(currentFloor, liftID);
}