/// <summary>
/// Finds the nearest tile to a location without an item or a resource on it.
/// Returns null if all tiles have an item or a resource in the entire map.
/// Will not ever return the starting point specified.
/// Ensures that there is a walkable path for the creature to get there from the specific map location to the returned location.
/// </summary>
/// <param name="mapLocation"></param>
/// <param name="dimension"></param>
/// <returns></returns>
public static Point2D FindItemEmptyTile(Point2D mapLocation, int dimension)
{
List <Point2D> tilesChecking = WorldUtil.GetNeighboringTiles(mapLocation, dimension);
while (tilesChecking.Count > 0)
{
Point2D currentlyChecking = tilesChecking[0];
Tile tile = World.Data.World.GetTile(dimension, currentlyChecking.X, currentlyChecking.Y);
if (tile.Item == null &&
tile.Resources == null &&
MainPathFinder.IsRoutePossible(dimension, mapLocation, currentlyChecking))
{
//Found one!
return(currentlyChecking);
}
//Add all neighbors of the tile since it wasn't free from items and resources.
tilesChecking.AddRange(WorldUtil.GetNeighboringTiles(currentlyChecking, dimension));
tilesChecking.RemoveAt(0);
}
//Didn't find anything
return(null);
}
public override bool IsQualified(Living living)
{
Point2D mapLocation = living.GetExactComponent <ComponentSelectable>().MapLocation;
return(MainPathFinder.IsRoutePossible(living.Dimension, mapLocation, this.Destination));
}