private int getFigurateNum(FigEnum k, int n)
{
switch (k)
{
case FigEnum.Triangle:
return(n * (n + 1) / 2);
case FigEnum.Square:
return(n * n);
case FigEnum.Pentagon:
return(n * (3 * n - 1) / 2);
case FigEnum.Hexagon:
return(n * (2 * n - 1));
case FigEnum.Heptagon:
return(n * (5 * n - 3) / 2);
case FigEnum.Octagon:
return(n * (3 * n - 2));
default:
throw new ArgumentOutOfRangeException("k", "k must be a valid FigEnum.");
}
}
public bool getIsFig(FigEnum k)
{
if (isFig.ContainsKey(k))
{
return(isFig[k]);
}
else
{
return(false);
}
}
public void setIsFig(FigEnum k, bool b)
{
isFig[k] = b;
}