public void MoveNext()
{
if (Current.Parent == null)
{
Current = Current.ChildA;
}
else if (Current.Parent.ChildA == Current)
{
Current = Current.Parent.ChildB;
}
else
{
int levelsUp = 1;
Current = Current.Parent;
while (Current.Parent != null && Current == Current.Parent.ChildB)
{
Current = Current.Parent;
levelsUp++;
}
if (Current.Parent != null)
{
Current = Current.Parent.ChildB;
}
else
{
levelsUp++;
}
for (int i = 0; i < levelsUp; i++)
{
Current = Current.ChildA;
}
}
}
public IntensityValue(IntensityValue parent, int value, int level)
{
if (level > 7)
{
throw new Exception("There are no more colours left");
}
Value = value;
Parent = parent;
Level = level;
}
public IntensityValueWalker()
{
Current = new IntensityValue(null, 1 << 7, 1);
}