com.codename1.maps.providers

Class TiledProvider

java.lang.Object

com.codename1.maps.providers.MapProvider

com.codename1.maps.providers.TiledProvider

Direct Known Subclasses:

GoogleMapsProvider, OpenStreetMapProvider

public abstract class TiledProvider
extends MapProvider

This is a tiled map provider

Field Summary

Fields

Modifier and Type	Field and Description
protected String	_url
protected int	_zoomLevel

Constructor Summary

Constructors

Constructor and Description
TiledProvider(String url, Projection projection, Dimension tileSize) Creates a new Tiled provider

Method Summary

Modifier and Type	Method and Description
BoundingBox	bboxFor(Coord position, int zoomLevel) Returns the bounding box of a position ina given zoom level
Coord	scale(int zoomLevel) Scale to the zoom level
Tile	tileFor(BoundingBox bbox) Gets a tile for the given bounding box
protected String	url(int zoomLevel, int xTile, int yTile) build a url request for a tile

Methods inherited from class com.codename1.maps.providers.MapProvider

attribution, maxZoomFor, maxZoomLevel, minZoomLevel, projection, tileSize, tileSize, translate

Methods inherited from class java.lang.Object

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

Field Detail

_url

protected final String _url

_zoomLevel

protected int _zoomLevel

Constructor Detail

TiledProvider

public TiledProvider(String url,
                     Projection projection,
                     Dimension tileSize)

Creates a new Tiled provider

Parameters:

url - the url of the provider

projection - the Projection system of the Provider

tileSize - the tiles size(usually 256x256)

Method Detail

url

protected String url(int zoomLevel,
                     int xTile,
                     int yTile)

build a url request for a tile

Parameters:

zoomLevel - the zoom level

xTile - x position of the tile

yTile - y position of the tile

Returns:

the image url of the tile

scale

public Coord scale(int zoomLevel)

Scale to the zoom level

Specified by:

scale in class MapProvider

Parameters:

zoomLevel - to scale to

Returns:

a scaled coordinate.

bboxFor

public BoundingBox bboxFor(Coord position,
                           int zoomLevel)

Returns the bounding box of a position ina given zoom level

Specified by:

bboxFor in class MapProvider

Parameters:

position - on the map

zoomLevel - the zoom level

Returns:

a bounding box

tileFor

public Tile tileFor(BoundingBox bbox)

Gets a tile for the given bounding box

Specified by:

tileFor in class MapProvider

Parameters:

bbox - a bounding box

Returns:

a Tile for the given bounding box