Package mil.nga.geopackage.tiles

Class UrlTileGenerator

java.lang.Object

mil.nga.geopackage.tiles.TileGenerator

mil.nga.geopackage.tiles.UrlTileGenerator

public class UrlTileGenerator
extends TileGenerator

Creates a set of tiles within a GeoPackage by downloading the tiles from a URL

Field Summary

Fields inherited from class mil.nga.geopackage.tiles.TileGenerator

boundingBox, context, projection

Constructor Summary

Constructors

Constructor	Description
UrlTileGenerator(Context context, GeoPackage geoPackage, String tableName, String tileUrl, int minZoom, int maxZoom, BoundingBox boundingBox, Projection projection)	Constructor

Method Summary

Modifier and Type	Method	Description
protected byte[]	createTile(int z, long x, long y)	Create the tile
boolean	isTms()	Is TMS URL
protected void	preTileGeneration()	Called after set up and right before tile generation starts for the first zoom level
void	setTms(boolean tms)	Set the TMS URL flag

Methods inherited from class mil.nga.geopackage.tiles.TileGenerator

close, generateTiles, getBoundingBox, getBoundingBox, getCompressFormat, getCompressQuality, getGeoPackage, getMaxZoom, getMinZoom, getProgress, getScaling, getTableName, getTileCount, isSkipExisting, isXYZTiles, setBitmapCompressionConfig, setCompressFormat, setCompressQuality, setProgress, setScaling, setSkipExisting, setXYZTiles

Methods inherited from class java.lang.Object

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

Constructor Detail

UrlTileGenerator

public UrlTileGenerator(Context context,
                        GeoPackage geoPackage,
                        String tableName,
                        String tileUrl,
                        int minZoom,
                        int maxZoom,
                        BoundingBox boundingBox,
                        Projection projection)

Constructor

Parameters:

context - app context

geoPackage - GeoPackage

tableName - table name

tileUrl - tile url

minZoom - min zoom

maxZoom - max zoom

boundingBox - tiles bounding box

projection - tiles projection

Since:

1.3.0

Method Detail

isTms

public boolean isTms()

Is TMS URL

Returns:

true if TMS URL

Since:

1.2.1

setTms

public void setTms(boolean tms)

Set the TMS URL flag

Parameters:

tms - true if a TMS URL

Since:

1.2.1

preTileGeneration

protected void preTileGeneration()

Called after set up and right before tile generation starts for the first zoom level

Specified by:

preTileGeneration in class TileGenerator

createTile

protected byte[] createTile(int z,
                            long x,
                            long y)

Create the tile

Specified by:

createTile in class TileGenerator

Parameters:

z - zoom level

x - x coordinate

y - y coordinate

Returns:

tile bytes