edu.ucdavis.cstars.client

Class SpatialReference

java.lang.Object

com.google.gwt.core.client.JavaScriptObject

edu.ucdavis.cstars.client.SpatialReference

public class SpatialReference
extends com.google.gwt.core.client.JavaScriptObject

The spatial reference of a map, layer, or inputs to and outputs from a task. Each projected and geographic coordinate system is defined by both a well-known ID (WKID) or a definition string (WKT). The JavaScript API supports only well-known ID's

Author:

Justin Merz

Method Summary

Methods

Modifier and Type	Method and Description
static SpatialReference	create(int wkid) Creates a new SpatialReference object.
static SpatialReference	create(com.google.gwt.core.client.JavaScriptObject jso) Creates a new SpatialReference object.
static SpatialReference	create(java.lang.String wkt) Creates a new SpatialReference object.
int	getWkid() The well-known ID of a spatial reference
java.lang.String	getWkt() The well-known text that defines a spatial reference.
com.google.gwt.core.client.JavaScriptObject	toJson() Returns an easily serializable object representation of the spatial reference.

Methods inherited from class com.google.gwt.core.client.JavaScriptObject

cast, createArray, createArray, createFunction, createObject, equals, hashCode, toSource, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

create

public static SpatialReference create(com.google.gwt.core.client.JavaScriptObject jso)

Creates a new SpatialReference object.

Parameters:

jso - - The ArcGis REST JSON representation of the spatial reference

Returns:

SpatialReference

create

public static SpatialReference create(int wkid)

Creates a new SpatialReference object.

Parameters:

wkid - - The well-known ID of a spatial reference

Returns:

SpatialReference

create

public static SpatialReference create(java.lang.String wkt)

Creates a new SpatialReference object.

Parameters:

wkt - - The well-known wkt string

Returns:

SpatialReference

getWkid

public final int getWkid()

The well-known ID of a spatial reference

Returns:

int

getWkt

public final java.lang.String getWkt()

The well-known text that defines a spatial reference. Many browser have a limit to the length of a GET request of approximately 2048 characters. When using well-known text to specify the spatial reference you can easily exceed this limit. In these cases, you will need to setup and use a proxy page.

Returns:

String

toJson

public final com.google.gwt.core.client.JavaScriptObject toJson()

Returns an easily serializable object representation of the spatial reference.

Returns:

JavaScriptObject