Package mil.nga.geopackage.map.tiles.overlay

Class GeoPackageOverlay

java.lang.Object

mil.nga.geopackage.map.tiles.overlay.BoundedOverlay

mil.nga.geopackage.map.tiles.overlay.GeoPackageOverlay

All Implemented Interfaces:

TileProvider

public class GeoPackageOverlay
extends BoundedOverlay

GeoPackage Map Overlay Tile Provider

Field Summary

Fields inherited from class mil.nga.geopackage.map.tiles.overlay.BoundedOverlay

webMercatorBoundingBox

Fields inherited from interface com.google.android.gms.maps.model.TileProvider

NO_TILE

Constructor Summary

Constructors

Constructor	Description
GeoPackageOverlay(TileDao tileDao)	Constructor using GeoPackage tile sizes
GeoPackageOverlay(TileDao tileDao, float density)	Constructor using the density to determine tile size
GeoPackageOverlay(TileDao tileDao, float density, TileScaling scaling)	Constructor using the density to determine tile size and with tile scaling options
GeoPackageOverlay(TileDao tileDao, int width, int height)	Constructor with specified tile size
GeoPackageOverlay(TileDao tileDao, int width, int height, TileScaling scaling)	Constructor with specified tile size and tile scaling options
GeoPackageOverlay(TileDao tileDao, TileScaling scaling)	Constructor with tile scaling options

Method Summary

Modifier and Type	Method	Description
TileRetriever	getRetriever()	Get the tile retriever
boolean	hasTileToRetrieve(int x, int y, int zoom)	Check if there is a tile to retrieve
Tile	retrieveTile(int x, int y, int zoom)	Retrieve the tile

Methods inherited from class mil.nga.geopackage.map.tiles.overlay.BoundedOverlay

getBoundingBox, getMaxZoom, getMinZoom, getTile, getWebMercatorBoundingBox, getWebMercatorBoundingBox, hasTile, isWithinBoundingBox, isWithinBounds, isWithinZoom, setBoundingBox, setMaxZoom, setMinZoom

Methods inherited from class java.lang.Object

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

Constructor Details

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao)

Constructor using GeoPackage tile sizes

Parameters:

tileDao - tile dao

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao,
 float density)

Constructor using the density to determine tile size

Parameters:

tileDao - tile dao

density - display density: DisplayMetrics.density

Since:

3.2.0

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao,
 int width,
 int height)

Constructor with specified tile size

Parameters:

tileDao - tile dao

width - tile width

height - tile height

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao,
 TileScaling scaling)

Constructor with tile scaling options

Parameters:

tileDao - tile dao

scaling - tile scaling options

Since:

2.0.2

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao,
 float density,
 TileScaling scaling)

Constructor using the density to determine tile size and with tile scaling options

Parameters:

tileDao - tile dao

density - display density: DisplayMetrics.density

scaling - tile scaling options

Since:

3.2.0

GeoPackageOverlay

public GeoPackageOverlay(TileDao tileDao,
 int width,
 int height,
 TileScaling scaling)

Constructor with specified tile size and tile scaling options

Parameters:

tileDao - tile dao

width - tile width

height - tile height

scaling - tile scaling options

Since:

2.0.2

Method Details

getRetriever

public TileRetriever getRetriever()

Get the tile retriever

Returns:

retriever

Since:

6.7.4

hasTileToRetrieve

public boolean hasTileToRetrieve(int x,
 int y,
 int zoom)

Check if there is a tile to retrieve

Specified by:

hasTileToRetrieve in class BoundedOverlay

Parameters:

x - x coordinate

y - y coordinate

zoom - zoom value

Returns:

true if there is a tile

retrieveTile

public Tile retrieveTile(int x,
 int y,
 int zoom)

Retrieve the tile

Specified by:

retrieveTile in class BoundedOverlay

Parameters:

x - x coordinate

y - y coordinate

zoom - zoom value

Returns:

tile