public virtual T Remove(Vector2Int key)
{
Size.Invalidate();
var gridMember = GetMember(key);
// Remove controller reference
if (ReferenceEquals(gridMember, Controller))
{
Controller = default;
}
var tilePositions = GridUtils.GetOccupiedTilesByAnchor(gridMember);
GridMembers.Remove(gridMember);
gridMember.RemoveGridTotals(Totals);
// Remove neighbour references
foreach (var neighbour in NeighbourDict[gridMember])
{
NeighbourDict[neighbour].Remove(gridMember);
}
NeighbourDict.Remove(gridMember);
foreach (var occupiedTile in tilePositions)
{
OccupiedTiles.Remove(occupiedTile);
}
return(gridMember);
}
public virtual void Add(T gridMember)
{
Size.Invalidate();
// Assign controller reference
if (gridMember.GetIsController() && Controller == null)
{
Controller = gridMember;
}
GridMembers.Add(gridMember);
gridMember.AddGridTotals(Totals);
// Get grid positions of blueprint block
var tilePositions = GridUtils.GetOccupiedTilesByAnchor(gridMember);
EnsureNeighbourKeyIsCreated(gridMember);
// Add neighbour references
foreach (var neighbour in this.GetNeighbours(tilePositions))
{
NeighbourDict[neighbour].Add(gridMember);
NeighbourDict[gridMember].Add(neighbour);
}
foreach (var tilePosition in tilePositions)
{
OccupiedTiles.Add(tilePosition, gridMember);
}
}
public void DestroyIfEmpty()
{
if (!GridMembers.Any())
{
destroyCallback();
}
}
IEnumerator IEnumerable.GetEnumerator()
{
return(GridMembers.GetEnumerator());
}
public IEnumerator <T> GetEnumerator()
{
return(GridMembers.GetEnumerator());
}