//Define the Seabird Two-Way Adapter Object.

//The SeabirdAdapter class (object) represents the two-way adapter class, and is the common interface between the two adapted classes (objects).
public class SeabirdAdapter : Seacraft, IAircraft
{
public int Height { get; private set; }

public void TakeOff()
{
while (!Airborne)
{
IncreaseRevs();
}
}

public bool Airborne
{
get
{
return (Height > 50);
}
}

public override void IncreaseRevs()
{
base.IncreaseRevs();

if (Speed > 40)
{
Height += 100;
}
}
}