/// <summary>
/// Tells if this level is lower than or the same as another level.
/// </summary>
/// <param name="otherLevel">The Level to test this level against</param>
/// <returns>True if this level equals otherLevel or if this level is lower in than otherLevel</returns>
public bool IsLowerOrEqualThan(Level otherLevel)
{
Level next = this;
while (next != null)
{
if ( next == otherLevel )
{
return true;
}
next = next.HigherLevel;
}
return false;
}
/// <summary>
/// TODO: What if the level already exists? Adds a level after this level.
///
/// </summary>
/// <returns>Added level</returns>
private Level AddHigherLevel()
{
//TODO: Should use the same type as parent even if its a derived level type
Level lev = Activator.CreateInstance(this.GetType()) as Level;
//Not the last in this levels
if (LowerLevel != null)
{
LowerLevel.HigherLevel = lev;
lev.LowerLevel = LowerLevel;
}
this.LowerLevel = lev;
lev.HigherLevel = this;
return lev;
}