Check if the Asset's Position Is Inside the Geofences
User Story
The user wants to check in which geofence polygons an asset resides, and how far away it is from the polygons.
Request
The code below shows an actual request matching the user story. The proximity
query parameter represents the asset's GPS position latitude and longitude in WGS 84 degree.
https://gfe.api.here.com/2/search/proximity.json
?layer_ids=4711
&app_id={YOUR_APP_ID}
&app_code={YOUR_APP_CODE}
&proximity=50.0,8.0,500
&key_attribute=POSTCODE
Response
{
"errors":[],
"warnings":[],
"requestId":"469b08f3-2838-49d3-912d-4adf81d6e93c",
"geometries":[
{
"distance":655.66,
"nearestLat":50.0,
"nearestLon":8.0,
"attributes":
{
"POSTCODE":"2009",
"ADMIN4":"Sydney",
...
}
},
{
"distance":-99999999,
"nearestLat":50.1,
"nearestLon":8.1,
"attributes":
{
"POSTCODE":"2000",
"ADMIN4":"Sydney",
...
}
}
],
"onError":false
}