public Cell <T> CellAt(PositionInGrid position)
{
if (position.IsOutOfBoundsForGridOfSize(size))
{
return(new Cell <T>(this, null, default(T)));
}
return(_data[position.ToScalarForGridOfSize(size)]);
}
void it_is_able_to_retrieved_cells_by_position_in_grid()
{
var position = new PositionInGrid(1, 2);
var cell = _subject.CellAt(position);
cell.value.should_be(6);
cell.position.column.should_be(position.column);
cell.position.row.should_be(position.row);
}
void it_is_able_to_retrieve_out_of_bounds_cells_by_position_in_grid()
{
var position = new PositionInGrid(1, 4);
_subject.CellAt(position).value.should_be(default(int));
}
public Cell(IGrid <T> grid, PositionInGrid position, T value)
{
_grid = grid;
this.position = position;
this.value = value;
}
public Grid(List <T> data)
{
_size = Convert.ToInt32(Math.Sqrt(data.Count));
_data = data.Select((v, i) => new Cell <T>(this, PositionInGrid.FromScalarForGridOfSize(i, size), v)).ToList();
}
public void MarkCellDeadAt(PositionInGrid position)
{
_cells[position.ToScalarForGridOfSize(_size)] = false;
}
public void MarkCellAliveAt(PositionInGrid position)
{
_cells[position.ToScalarForGridOfSize(_size)] = true;
}
public void MarkCellAliveAt(PositionInGrid position)
{
_cells[position.ToScalarForGridOfSize(_size)] = true;
}
public void MarkCellDeadAt(PositionInGrid position)
{
_cells[position.ToScalarForGridOfSize(_size)] = false;
}
void before_each()
{
_subject = new PositionInGrid(2, 0);
}