public void Increase()
{
if (thisLetter != OneLetter.Z)
{
thisLetter++;
}
else
{
thisLetter = OneLetter.a;
}
}
public void Decrease()
{
if (thisLetter != OneLetter.a)
{
thisLetter--;
}
else
{
thisLetter = OneLetter.Z;
}
}
public void Decrease(Letter amount)
{
for (int i = 0; i <= (int)amount.thisLetter; i++)
{
if (thisLetter != OneLetter.a)
{
thisLetter--;
}
else
{
thisLetter = OneLetter.Z;
}
}
}
public void Increase(Letter amount)
{
for (int i = 0; i <= (int)amount.thisLetter; i++)
{
if (thisLetter != OneLetter.Z)
{
thisLetter++;
}
else
{
thisLetter = OneLetter.a;
}
}
}
public void Set(char let)
{
if (let > 64 && let < 91)
{
thisLetter = (OneLetter)((int)let - 39);
}
else if (let > 96 && let < 123)
{
thisLetter = (OneLetter)((int)let - 97);
}
else
{
throw new ArgumentOutOfRangeException();
}
}
