private void BuildValueList(ISegmentIterator iterator)
{
_values = new List <int>();
iterator.First();
while (!iterator.IsDone())
{
var value = iterator.GetCurrent().Value;
if (value != CellValue.Unknown.Value)
{
_values.Add(value);
}
iterator.Next();
}
}
private bool Reduce(ISegmentIterator iterator)
{
var finished = true;
iterator.First();
while (!iterator.IsDone())
{
var cell = iterator.GetCurrent();
foreach (int v in _values)
{
if (cell.RemoveCandidate(v))
{
finished = false;
}
}
iterator.SetCurrent(cell);
iterator.Next();
}
return(finished);
}
public bool Execute(ISegmentIterator iterator)
{
_values = new List <int>();
iterator.First();
while (!iterator.IsDone())
{
var cell = iterator.GetCurrent();
if (cell.Value != CellValue.Unknown.Value)
{
if (_values.Exists(x => x == cell.Value))
{
_validated = false;
return(false);
}
_values.Add(cell.Value);
}
iterator.Next();
}
_validated = true;
return(true);
}