new alk.service.POIService(opt_options)
This constructor creates a Service object to access the ALK POI Service.
Option | Type | Description |
---|---|---|
apiKey |
string |
This option contains the ALK ApiKey that gives you permission to extract data from ALK Servers. |
region |
alk.val.Region | number | string |
This option tells the service in which region the retrieved data is to pertain. Some ALK Services switch underlying services due to this option. For instance, traffic data for North America and Europe may come from different underlying services. |
dataset |
alk.val.Dataset | number | string |
The option contains the Dataset parameter for the Service. This option specifies an area dataset that may be pertinent to the request. |
center |
Array.<number> | string |
This option contains the center of the search. |
radius |
number | string |
This option contains the radius in radiusUnits of the search. |
radiusUnits |
alk.val.DistanceUnits | number | string |
This option contains the units with which to interpret the radius option. |
nameFilter |
string |
The results will be filtered by a likeness to this name; |
poiCategories |
Array.<string> | string |
This options specifies the Points of Interest categories with
which to restrict the search. Their values must come from the
|
Extends
Methods
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get(opts_or_callback, responseCallback)
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This method performs a call to the POI Service.
Name Type Description opts_or_callback
alkx.POIServiceOptions | null | function This parameter contains any options to override or extend the options set in the construction of this object for the call.
Attribute Type Description apiKey
string This option contains the ALK ApiKey that gives you permission to extract data from ALK Servers.
region
alk.val.Region | number | string This option tells the service in which region the retrieved data is to pertain. Some ALK Services switch underlying services due to this option. For instance, traffic data for North America and Europe may come from different underlying services.
dataset
alk.val.Dataset | number | string The option contains the Dataset parameter for the Service. This option specifies an area dataset that may be pertinent to the request.
center
Array.<number> | string This option contains the center of the search.
radius
number | string This option contains the radius in radiusUnits of the search.
radiusUnits
alk.val.DistanceUnits | number | string This option contains the units with which to interpret the radius option.
nameFilter
string The results will be filtered by a likeness to this name;
poiCategories
Array.<string> | string This options specifies the Points of Interest categories with which to restrict the search. Their values must come from the
alk.service.POICategoriesSingleSearchService
.responseCallback
function The response handler.
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getAttribution(opts_or_callback, responseCallback){*|undefined} inherited
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This method performs a request to this configured service using the supplied options, options set on the constructor, and defaults to get the service's attribution, should it have one. This call results in Object, which may be a parsed JSON response.
Name Type Description opts_or_callback
Object | function This parameter contains any options that override options that are set on this object for this particular request.
responseCallback
function This parameter is the function that handles the response.
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getServiceOptions(options){Object} inherited
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This method returns the base options that was used to create this Service object and override them with the given options;
Name Type Description options
Object Returns:
The combined options.
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getURL(opt_options){string} inherited
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Returns the URL for the service based on the given options, options set on the constructor, and defaults.
Name Type Description options
Object These options override any relevant options that are set on the object at its construction.
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processResponse(options, obj){Object}
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This call processes the response before it is given to the callback.
This particular method enhances the response from the ALK/PCM service and modifies it accordingly.
The response returned from the POI Service returns a JSON object containing a Array.
. Name Type Description options
Object The options that were given with the call combined with the base options used for the
alk.service.POIService
.obj
Object The JSON response from the
alk.service.POIService
.Returns:
Containing the poiServiceOptions and if a successful call also contains a JSON object containing the points of interest requested.