static AddNewCellToList EvaluateNextGenerationOfCell(Cell cell)
{
foreach (ExecuteRuleOnCell rule in rules)
{
AddNewCellToList resultingCell;
if (rule.TryExecute(cell, out resultingCell)) return resultingCell;
}
return new AddNewCellToList(cell.Point, cell.State);
}
public Cell ToList(CellList list)
{
if (list.Cells.Any(c => c.Point == _position))
{
throw new Exception("A cell already exists in that position");
}
var cell = new Cell(list, _position, _state);
list.Cells.Add(cell);
return cell;
}
IEnumerable<Cell> FindOrGenerateNeighbourCells(CellList list, Cell cell)
{
IEnumerable<Point> points = new GeneratePointsAroundPoint().Generate(cell.Point);
foreach (Point point in points)
{
Cell match = new FindCellAtPosition().Find(list, point);
if (match != null)
{
yield return match;
}
else
{
yield return new AddNewCellToList(point, CellState.Dead).ToList(list);
}
}
}
void WasEvaluated(Cell cell)
{
_evaluatedPoints.Add(cell.Point);
}
bool NotYetEvaluated(Cell cell)
{
return !_evaluatedPoints.Contains(cell.Point);
}