com.supermap.services.providers

Class OpenStreetMapProvider

java.lang.Object

com.supermap.services.components.spi.TiledMapProviderBase

com.supermap.services.providers.RemoteTileProviderBase

com.supermap.services.providers.OpenStreetMapProvider

All Implemented Interfaces:

Disposable, MapProvider, ProviderContextAware

public class OpenStreetMapProvider
extends RemoteTileProviderBase

OpenStreetMap the map service provider.

OpenStreetMapMapProvider provides the ability to get a map service from the OpenStreetMap online service and encapsulates the SuperMap iServer maps .

Nested Class Summary

Nested classes/interfaces inherited from class com.supermap.services.providers.RemoteTileProviderBase

RemoteTileProviderBase.GetDefaultImageWhenException

Nested classes/interfaces inherited from class com.supermap.services.components.spi.TiledMapProviderBase

TiledMapProviderBase.TileDataConverter, TiledMapProviderBase.TileImageDrawer, TiledMapProviderBase.TileImageParameter

Field Summary

Fields inherited from class com.supermap.services.providers.RemoteTileProviderBase

SEND_REQUEST_COUNT

Fields inherited from class com.supermap.services.components.spi.TiledMapProviderBase

CACHE_DIR, LINK_MARK, lock, logger, message, QUESTION_MARK, REGEX, REPLACEMENT, tilePixHeight, tilePixWidth

Constructor Summary

Constructors

Constructor and Description
OpenStreetMapProvider() Default constructor
OpenStreetMapProvider(OpenStreetMapProviderSetting setting) Constructors with parameters

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	cacheEnabled()
protected int	getLevel(double resolution) According to the resolution to get the level
protected Point2D	getOrigin(java.lang.String mapName) Gets the geographic coordinates of the upper left corner of the map.
OutputFormat[]	getSupportImageFormat(java.lang.String mapName) Gets an array of supported image formats.
double[]	getSupportResolutions(java.lang.String mapName) Returns the resolution of the current service support.
protected java.lang.String	getTileImageUrl(TiledMapProviderBase.TileImageParameter tileParam)
protected java.util.Map<java.lang.String,MapParameter>	initDefaultMapParameter() Initializes the default map state, the return value is a map, the key is the map name, and the value is the map parameter object.
protected boolean	initLODInfos() Initializes tile information.
protected java.util.List<java.lang.String>	initSupportedMapNames() Initialize the list of supported maps.
protected boolean	isResolutionEquals(double resolution1, double resolution2) Determines if two resolutions are within the tolerance (1.0E-6)

Methods inherited from class com.supermap.services.providers.RemoteTileProviderBase

dispose, generateBigImage, getContent, getContent, getContent, getImageBySendURL, getImageBySendURL, getTileImage, init, sendRequestByHttpURLConnection, sendRequestByHttpURLConnection, viewEntire

Methods inherited from class com.supermap.services.components.spi.TiledMapProviderBase

checkSetting, clearCache, fillWatermark, findNearest, getDefaultMapParameter, getDefaultMapParameters, getMapImage, getMapParameter, getMapProviderSetting, getNames, getOverview, getProximalResolution, getProximalResolution, getResolutoinByScale, getResource, getResource, getTileDataConverter, getVectorStyle, measureArea, measureDistance, outputImage, outputImage, outputImageToFile, outputImageToFile, queryByBounds, queryByDistance, queryByGeometry, queryBySQL, rectifyMapParameter, setDefaultMapParameter, setDefaultMapParameters, setMapProviderSetting, setProviderContext, support, updateMap

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenStreetMapProvider

public OpenStreetMapProvider(OpenStreetMapProviderSetting setting)

Constructors with parameters

Parameters:

setting - Map service provider configuration

OpenStreetMapProvider

public OpenStreetMapProvider()

Default constructor

Method Detail

initSupportedMapNames

protected java.util.List<java.lang.String> initSupportedMapNames()

Initialize the list of supported maps.

Specified by:

initSupportedMapNames in class TiledMapProviderBase

Returns:

the list of map names

initDefaultMapParameter

protected java.util.Map<java.lang.String,MapParameter> initDefaultMapParameter()

Initializes the default map state, the return value is a map, the key is the map name, and the value is the map parameter object.

Specified by:

initDefaultMapParameter in class TiledMapProviderBase

Returns:

map state mapping, the key is the map name, and the value is the map parameter object.

getOrigin

protected Point2D getOrigin(java.lang.String mapName)

Gets the geographic coordinates of the upper left corner of the map.

Specified by:

getOrigin in class TiledMapProviderBase

Parameters:

mapName - Map name

Returns:

The geographic coordinates of the upper left corner of the map.

getSupportResolutions

public double[] getSupportResolutions(java.lang.String mapName)

Returns the resolution of the current service support. If all resolutions are supported, an empty space is returned.

Specified by:

getSupportResolutions in class TiledMapProviderBase

Parameters:

mapName - Map name

Returns:

resolution array

isResolutionEquals

protected boolean isResolutionEquals(double resolution1,
                         double resolution2)

Description copied from class: TiledMapProviderBase

Determines if two resolutions are within the tolerance (1.0E-6)

Overrides:

isResolutionEquals in class TiledMapProviderBase

Parameters:

resolution1 - Resolution1

resolution1 - Resolution2

resolution2 - double

Returns:

Whether it is equal

getLevel

protected int getLevel(double resolution)

According to the resolution to get the level

Parameters:

resolution - Resolution

Returns:

The scale level.

initLODInfos

protected boolean initLODInfos()

Initializes tile information.

Returns:

Whether the initialization was successful

getSupportImageFormat

public OutputFormat[] getSupportImageFormat(java.lang.String mapName)

Gets an array of supported image formats.

Specified by:

getSupportImageFormat in class TiledMapProviderBase

Parameters:

mapName - Map name

Returns:

An array of supported image formats

getTileImageUrl

protected java.lang.String getTileImageUrl(TiledMapProviderBase.TileImageParameter tileParam)

Specified by:

getTileImageUrl in class RemoteTileProviderBase

cacheEnabled

protected boolean cacheEnabled()

Specified by:

cacheEnabled in class TiledMapProviderBase