public int DetachWagonFromRight()
{
TrainNode tmp;
if (rightMost != null)
{
tmp = rightMost;
rightMost = rightMost.LeftTrain;
var tmpValue = tmp.Value;
return(tmpValue);
}
else
{
return(0);
}
}
public int DetachWagonFromLeft()
{
TrainNode tmp;
if (leftMost != null)
{
tmp = leftMost;
leftMost = leftMost.RightTrain;
var tmpValue = tmp.Value;
return(tmpValue);
}
else
{
return(0);
}
}
/// <summary>
/// Detaches the wagon from right.
/// </summary>
/// <returns></returns>
public int DetachWagonFromRight()
{
TrainNode tmp;
if (Rightmost != null)
{
tmp = Rightmost;
Rightmost = Rightmost.LeftTrain;
int tmpValue = tmp.Value;
return(tmpValue);
}
else
{
return(0);
}
}
/// <summary>
/// Attaches the wagon from right.
/// </summary>
/// <param name="wagonId">The wagon identifier.</param>
public void AttachWagonFromRight(int wagonId)
{
TrainNode tmp = new TrainNode(wagonId);
if (Rightmost != null)
{
Rightmost.SetRightTrain(tmp);
tmp.SetLeftTrain(Rightmost);
Rightmost = tmp;
}
else
{
Leftmost = tmp;
Rightmost = tmp;
}
}
public void AttachWagonFromRight(int wagonId)
{
var tmp = new TrainNode(wagonId);
if (rightMost != null)
{
// Trains in composition
rightMost.SetRightTrain(tmp);
tmp.SetLeftTrain(rightMost);
rightMost = tmp;
}
else
{
leftMost = tmp;
rightMost = tmp;
}
}
public TrainComposition()
{
leftMost = null;
rightMost = null;
}
public void SetLeftTrain(TrainNode left)
{
this.LeftTrain = left;
}
public void SetRightTrain(TrainNode right)
{
this.RightTrain = right;
}
public TrainNode(int value)
{
this.Value = value;
this.LeftTrain = null;
this.RightTrain = null;
}
/// <summary>
/// Sets the right train.
/// </summary>
/// <param name="right">The right.</param>
public void SetRightTrain(TrainNode right)
{
RigthTrain = right;
}
/// <summary>
/// Initializes a new instance of the <see cref="TrainNode"/> class.
/// </summary>
/// <param name="value">The value.</param>
public TrainNode(int value)
{
Value = value;
LeftTrain = null;
RigthTrain = null;
}