/// <summary>
/// Gets the neighbors of a tile.
/// </summary>
/// <returns>The neighbors.</returns>
/// <param name="gridHolder">Grid holder.</param>
/// <param name="tile">Tile.</param>
private List<Tile> GetNeighbors(GridHolder gridHolder, Tile tile)
{
List<Tile> returningNeighbor = new List<Tile>();
int x = (int)tile.gridPosition.x;
int y = (int)tile.gridPosition.y;
if(gridHolder.GetTile(x - 1, y) != null)
returningNeighbor.Add(gridHolder.GetTile(x - 1, y));
if(gridHolder.GetTile(x + 1, y) != null)
returningNeighbor.Add(gridHolder.GetTile(x + 1, y));
if(gridHolder.GetTile(x, y - 1) != null)
returningNeighbor.Add(gridHolder.GetTile(x, y - 1));
if(gridHolder.GetTile(x, y + 1) != null)
returningNeighbor.Add(gridHolder.GetTile(x, y + 1));
return returningNeighbor;
}
