public IEnumerator LoadPlaces(string url) //Request the API
{
Debug.Log("GO4Square URL: " + url);
var www = new WWW(url);
yield return(www);
ParseJob job = new ParseJob();
job.InData = www.text;
job.Start();
yield return(StartCoroutine(job.WaitFor()));
IDictionary response = (IDictionary)((IDictionary)job.OutData)["response"];
IList results = (IList)response ["venues"];
foreach (Transform child in transform)
{
GameObject.Destroy(child.gameObject);
}
foreach (IDictionary result in results) //This example only takes GPS location and the name of the object. There's lot more, take a look at the Foursquare API documentation
{
IDictionary location = ((IDictionary)result ["location"]);
double lat = (double)location ["lat"];
double lng = (double)location ["lng"];
Coordinates coordinates = new Coordinates(lat, lng, 0);
GameObject go = GameObject.Instantiate(prefab);
Vector3 pos = coordinates.convertCoordinateToVector(0);
if (goMap.useElevation)
{
pos = GOMap.AltitudeToPoint(pos);
}
go.transform.localPosition = pos;
go.transform.parent = transform;
go.name = (string)result["name"];
}
}
//Draws a line given a list of latitudes/longitudes
public GameObject dropLine(List <Coordinates> polyline, float width, float height, Material material, GOUVMappingStyle uvMappingStyle)
{
List <Vector3> converted = new List <Vector3> ();
foreach (Coordinates coordinates in polyline)
{
Vector3 v = coordinates.convertCoordinateToVector();
if (useElevation)
{
v = GOMap.AltitudeToPoint(v);
}
converted.Add(v);
}
return(dropLine(converted, width, height, material, uvMappingStyle));
}
//Draws a polygon given a list of latitudes/longitudes that is a closed shape
public GameObject dropPolygon(List <Coordinates> shape, float height, Material material, GOUVMappingStyle uvMappingStyle)
{
List <Vector3> converted = new List <Vector3> ();
foreach (Coordinates coordinates in shape)
{
Vector3 v = coordinates.convertCoordinateToVector();
if (useElevation)
{
v = GOMap.AltitudeToPoint(v);
}
converted.Add(v);
}
if (!GOFeature.IsClockwise(converted))
{
converted.Reverse();
}
return(dropPolygon(converted, height, material, uvMappingStyle));
}
IEnumerator NearbySearch(GOTile tile)
{
//Center of the map tile
Coordinates tileCenter = tile.goTile.tileCenter;
//radius of the request, equals the tile diagonal /2
float radius = tile.goTile.diagonalLenght / 2;
//The complete nearby search url, api key is added at the end
string url = nearbySearchUrl + "location=" + tile.goTile.tileCenter.latitude + "," + tile.goTile.tileCenter.longitude + "&radius=" + radius + "&type=" + type + "&key=" + googleAPIkey;
//Perform the request
var www = UnityWebRequest.Get(url);
yield return(www.SendWebRequest());
//Check for errors
if (string.IsNullOrEmpty(www.error))
{
string response = www.downloadHandler.text;
//Deserialize the json response
IDictionary deserializedResponse = (IDictionary)Json.Deserialize(response);
Debug.Log(string.Format("[GO Places] Tile center: {0} - Request Url {1} - response {2}", tileCenter.toLatLongString(), url, response));
//That's our list of Places
IList results = (IList)deserializedResponse ["results"];
//Create a container for the places and set it as a tile child. In this way when the tile is destroyed it will take also the places with it.
GameObject placesContainer = new GameObject("Places");
placesContainer.transform.SetParent(tile.transform);
foreach (IDictionary result in results)
{
string placeID = (string)result["place_id"];
string name = (string)result["name"];
IDictionary location = (IDictionary)((IDictionary)result ["geometry"])["location"];
double lat = (double)location ["lat"];
double lng = (double)location ["lng"];
//Create a new coordinate object, with the desired lat lon
Coordinates coordinates = new Coordinates(lat, lng, 0);
if (!TileFilter(tile, coordinates))
{
continue;
}
//Instantiate your game object
GameObject place = GameObject.Instantiate(prefab);
place.SetActive(true);
//Convert coordinates to position
Vector3 position = coordinates.convertCoordinateToVector(place.transform.position.y);
if (goMap.useElevation)
{
position = GOMap.AltitudeToPoint(position);
}
//Set the position to object
place.transform.localPosition = position;
//the parent
place.transform.SetParent(placesContainer.transform);
//and the name
place.name = (name != null && name.Length > 0)? name:placeID;
if (addGOPlaceComponent)
{
GOPlacesPrefab component = place.AddComponent <GOPlacesPrefab> ();
component.placeInfo = result;
component.goPlaces = this;
}
}
}
}