public bool IsOverlappedBy(IEnumerable <Tile> tiles)
{
Dictionary <int, HashSet <Tile> > dictionary = new Dictionary <int, HashSet <Tile> >();
foreach (Tile tile in tiles)
{
if (tile.Zoom <= this.Zoom)
{
if (tile.Overlaps(this))
{
return(true);
}
}
else
{
HashSet <Tile> tileSet;
if (!dictionary.TryGetValue(tile.Zoom, out tileSet))
{
tileSet = new HashSet <Tile>();
dictionary.Add(tile.Zoom, tileSet);
}
tileSet.Add(tile);
}
}
foreach (KeyValuePair <int, HashSet <Tile> > keyValuePair in dictionary)
{
TileRange subTiles = this.GetSubTiles(keyValuePair.Key);
int num = 0;
foreach (Tile tile in keyValuePair.Value)
{
if (subTiles.Contains(tile))
{
++num;
}
}
if (subTiles.Count == keyValuePair.Value.Count)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Disposes of all resources associated with this object.
/// </summary>
public void Dispose()
{
_range = null;
}
/// <summary>
/// Creates a new range center first enumerable.
/// </summary>
/// <param name="tileRange"></param>
public TileRangeCenterFirst(TileRange tileRange)
{
_tileRange = tileRange;
}
/// <summary>
/// Creates the enumerator.
/// </summary>
/// <param name="range"></param>
public TileRangeCenteredEnumerator(TileRange range)
{
_range = range;
}
public TileRangeEnumerator(TileRange range)
{
_range = range;
}
/// <summary>
/// Creates a new tile range index.
/// </summary>
/// <param name="tileRange"></param>
public TileRangeIndex(TileRange tileRange)
{
_range = tileRange;
}
public void Dispose()
{
this._range = (TileRange)null;
}
public TileRangeIndex(TileRange tileRange)
{
this._range = tileRange;
}
