GetFindNearest_b

This method is available to developers from the Locate.asmx Web Service and returns a list of nearest points for the Layer to the supplied co-ordinates. With this method you may override the default maximum number of results and the distance values.

Syntax

http://localhost/isharemaps_internal/locate.asmx/GetFindNearest_b?mapsource=Workshop/AllMaps&layerToSearch=Primary%20Schools&x=

Parameters

Name	Requirement	Description
mapsource	mandatory	A list can be obtained from the GetMapSources method. This needs to be the name of the .xml file (without the .xml extension) not the name of the MapSource in Studio.
layerToSearch	mandatory	A list can be obtained from the GetFindNearestSources method. These layer names as the MapServer layer names not the name for the layer in Studio.
x	mandatory	Easting in British National Grid coordinates for the search to take place from.
y	mandatory	Northing in British National Grid coordinates for the search to take place from.
includeMap	mandatory	Either true or false whether a map image byte stream is returned
maxResults	mandatory	Must be an integer (0 if null). If null then default used
maxDistance	mandatory	Must be an integer (0 if null). Specified in metres. If null then default used
width	mandatory	Width in pixels for the map image
height	mandatory	Height in pixels for the map image

Returns

An array of Base Layer Definitions. Can be zero in length.

Errors

Raises error – Invalid Map Source

Raises error – Invalid Find Nearest Source