public CellChangedEventArgs(CellMetrics metrics, int cell, T oldValue, T value)
{
Cell = cell;
metrics.GetLocation(cell, out Location);
OldValue = oldValue;
Value = value;
}
public T this[int cell] => metrics.GetLocation(cell, out Point location) ? this[location] : null;
public OccupierRemovedEventArgs(CellMetrics metrics, int cell, T occupier)
{
Cell = cell;
metrics.GetLocation(cell, out Location);
Occupier = occupier;
}
public bool Add(int cell, T overlapper) => metrics.GetLocation(cell, out Point location) ? Add(location, overlapper) : false;