org.geotools.tile.impl.osm

Class OSMTileFactory

Object

TileFactory

WebMercatorTileFactory

OSMTileFactory

public class OSMTileFactory
extends WebMercatorTileFactory

The tile factory implementation for the OpenStreetMap family

Since:

12

Author:

Tobias Sauerwein, Ugo Taddei

Constructor Summary

Constructors

Constructor and Description
OSMTileFactory()

Method Summary

Modifier and Type	Method and Description
Tile	create(TileIdentifier identifier, TileService service) Creates a new tile for the given position using a service.
Tile	findLowerNeighbour(Tile tile, TileService service) Finds the tile for a service at the given position and zoom level, which is immediately below the the passed tile.
Tile	findRightNeighbour(Tile tile, TileService service) Finds the tile for a service at the given position and zoom level, which is immediately to the right of the passed tile.
Tile	findTileAtCoordinate(double lon, double lat, ZoomLevel zoomLevel, TileService service) Finds the tile for a service at the given position and zoom level.
static double	moveInRange(double value, double min, double max) This method ensures that value is between min and max.

Methods inherited from class WebMercatorTileFactory

getExtentFromTileName, getZoomLevel, tile2lat, tile2lon

Methods inherited from class TileFactory

normalizeDegreeValue

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OSMTileFactory

public OSMTileFactory()

Method Detail

create

public Tile create(TileIdentifier identifier,
                   TileService service)

Description copied from class: TileFactory

Creates a new tile for the given position using a service.

Specified by:

create in class TileFactory

Returns:

findTileAtCoordinate

public Tile findTileAtCoordinate(double lon,
                                 double lat,
                                 ZoomLevel zoomLevel,
                                 TileService service)

Description copied from class: TileFactory

Finds the tile for a service at the given position and zoom level.

Specified by:

findTileAtCoordinate in class TileFactory

Parameters:

lon - the longitude

lat - the latitude

zoomLevel - the zoom level

service - the service

Returns:

a tile

moveInRange

public static double moveInRange(double value,
                                 double min,
                                 double max)

This method ensures that value is between min and max. If value < min, min is returned. If value > max, max is returned. Otherwise value.

findRightNeighbour

public Tile findRightNeighbour(Tile tile,
                               TileService service)

Description copied from class: TileFactory

Finds the tile for a service at the given position and zoom level, which is immediately to the right of the passed tile.

Specified by:

findRightNeighbour in class TileFactory

Parameters:

tile - the reference tile

findLowerNeighbour

public Tile findLowerNeighbour(Tile tile,
                               TileService service)

Description copied from class: TileFactory

Finds the tile for a service at the given position and zoom level, which is immediately below the the passed tile.

Specified by:

findLowerNeighbour in class TileFactory

Parameters:

tile - the reference tile