Package mil.nga.geopackage.tiles

Class GeoPackageTileRetriever

java.lang.Object

mil.nga.geopackage.tiles.GeoPackageTileRetriever

All Implemented Interfaces:

TileRetriever

public class GeoPackageTileRetriever
extends Object
implements TileRetriever

GeoPackage Tile Retriever, retrieves a tile from a GeoPackage from XYZ coordinates

Since:

1.2.0

Author:

osbornb

Constructor Summary

Constructors

Constructor	Description
GeoPackageTileRetriever(TileDao tileDao)	Constructor using GeoPackage tile sizes
GeoPackageTileRetriever(TileDao tileDao, Integer width, Integer height, String imageFormat)	Constructor with specified tile size
GeoPackageTileRetriever(TileDao tileDao, String imageFormat)	Constructor with specified tile size

Method Summary

Modifier and Type	Method	Description
TileScaling	getScaling()	Get the Tile Scaling options
GeoPackageTile	getTile(int x, int y, int zoom)	Get a tile from the x, y, and zoom
boolean	hasTile(int x, int y, int zoom)	Check if there is a tile for the x, y, and zoom
void	setScaling(TileScaling scaling)	Set the Tile Scaling options

Methods inherited from class java.lang.Object

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

Constructor Detail

GeoPackageTileRetriever

public GeoPackageTileRetriever(TileDao tileDao)

Constructor using GeoPackage tile sizes

Parameters:

tileDao - tile dao

GeoPackageTileRetriever

public GeoPackageTileRetriever(TileDao tileDao,
                               String imageFormat)

Constructor with specified tile size

Parameters:

tileDao - tile dao

imageFormat - image format

GeoPackageTileRetriever

public GeoPackageTileRetriever(TileDao tileDao,
                               Integer width,
                               Integer height,
                               String imageFormat)

Constructor with specified tile size

Parameters:

tileDao - tile dao

width - width

height - height

imageFormat - image format

Method Detail

hasTile

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

Check if there is a tile for the x, y, and zoom

Specified by:

hasTile in interface TileRetriever

Parameters:

x - x coordinate

y - y coordinate

zoom - zoom level

Returns:

true if a tile exists

getTile

public GeoPackageTile getTile(int x,
                              int y,
                              int zoom)

Get a tile from the x, y, and zoom

Specified by:

getTile in interface TileRetriever

Parameters:

x - x coordinate

y - y coordinate

zoom - zoom level

Returns:

tile with dimensions and bytes

getScaling

public TileScaling getScaling()

Get the Tile Scaling options

Returns:

tile scaling options

Since:

2.0.2

setScaling

public void setScaling(TileScaling scaling)

Set the Tile Scaling options

Parameters:

scaling - tile scaling options

Since:

2.0.2