public IEnumerable <Hint> HintsToPaint(HintFlags ho, HintSelections hs, Func <Hint, bool> filter)
{
if (filter == null)
{
filter = (Hint h) => true;
}
bool first = true;
foreach (var hint in AllHints(hs).Where(filter))
{
if (hint.IsIn(hs))
{
yield return(hint);
if (first && (hint is ImpossibleHint || hint is ForcedMoveHint))
{
yield break; // Just paint one for that house
}
}
first = false;
}
}
public HintOptions()
{
Flags = new HintFlags();
Show = new HintSelections(HintSelections.Level.Hard);
AutoSolve = new HintSelections(HintSelections.Level.Easy);
}