UrlTileProvider

public abstract class UrlTileProvider extends Object
implements TileProvider

A partial implementation of TileProvider that only requires a URL that points to an image to be provided.

Note that this class requires that all the images have the same dimensions.

Inherited Field Summary

Public Constructor Summary

UrlTileProvider(int width, int height)
Constructs a UrlTileProvider.

Public Method Summary

final Tile
getTile(int x, int y, int zoom)
Returns the tile to be used for this tile coordinate.
abstract URL
getTileUrl(int x, int y, int zoom)
Returns a URL that points to the image to be used for this tile.

Inherited Method Summary

Public Constructors

public UrlTileProvider (int width, int height)

Constructs a UrlTileProvider.

Parameters
width width of the images used for tiles
height height of the images used for tiles

Public Methods

public final Tile getTile (int x, int y, int zoom)

Returns the tile to be used for this tile coordinate.

Parameters
x The x coordinate of the tile. This will be in the range [0, 2zoom - 1] inclusive.
y The y coordinate of the tile. This will be in the range [0, 2zoom - 1] inclusive.
zoom The zoom level of the tile. This will be in the range [ GoogleMap.getMinZoomLevel, GoogleMap.getMaxZoomLevel] inclusive.
Returns
  • the Tile to be used for this tile coordinate. If you do not wish to provide a tile for this tile coordinate, return NO_TILE. If the tile could not be found at this point in time, return null and further requests might be made with an exponential backoff.

public abstract URL getTileUrl (int x, int y, int zoom)

Returns a URL that points to the image to be used for this tile. If no image is found on the initial request, further requests will be made with an exponential backoff. If you do not wish to provide an image for this tile coordinate, return null.

Parameters
x The x coordinate of the tile. This will be in the range [0, 2zoom - 1] inclusive.
y The y coordinate of the tile. This will be in the range [0, 2zoom - 1] inclusive.
zoom The zoom level of the tile. This will be in the range [ GoogleMap.getMinZoomLevel, GoogleMap.getMaxZoomLevel] inclusive.
Returns
  • URL a URL that points to the image to be used for this tile. If you do not wish to provide an image for this tile coordinate, return null.