// GET: api/Lieux/4.83/45.76/50
public async Task <IHttpActionResult> GetLieuByPositionLimite(float latitude, float longitude, short limite)
{
short[] coordonneesSmartphone = new short[2];
DonneesGeographiques.calculerCoordonnees(longitude, latitude, coordonneesSmartphone);
if (!DonneesGeographiques.coordonneesDansLimites(coordonneesSmartphone))
{
return(Json("Le point donné n'est pas dans les limites"));
}
List <LieuResume> res = await dao.requeteChercherProximite(coordonneesSmartphone[0], coordonneesSmartphone[1], 1, limite);
return(Json(res));
}
private async void editModel()
{
LieuDAO lDao = new LieuDAO();
await lDao.deleteLieux();
foreach (Feature f in data.features)
{
Lieu l = new Lieu();
short[] coordonnees = new short[2];
DonneesGeographiques.calculerCoordonnees((float)f.geometry.coordinates[0], (float)f.geometry.coordinates[1], coordonnees);
await lDao.addLieu(l.createLieu(f, coordonnees));
}
}
async public void readJson()
{
HttpClient c = new HttpClient();
Uri uri = new Uri("https://download.data.grandlyon.com/wfs/rdata?SERVICE=WFS&VERSION=2.0.0&outputformat=GEOJSON&request=GetFeature&typename=sit_sitra.sittourisme");
String json = await c.GetStringAsync(uri);
data = JsonConvert.DeserializeObject <RootObject>(json);
float longBuf;
float latBuf;
float minLat = (float)90.0D, maxLat = (float)0.0D,
minLong = (float)180.0D, maxLong = (float)-180.0D;
foreach (Feature f in data.features)
{
longBuf = (float)f.geometry.coordinates[0];
latBuf = (float)f.geometry.coordinates[1];
if (longBuf < minLong)
{
minLong = longBuf;
}
if (longBuf > maxLong)
{
maxLong = longBuf;
}
if (latBuf < minLat)
{
minLat = latBuf;
}
if (latBuf > maxLat)
{
maxLat = latBuf;
}
}
DonneesGeographiques.initExtremums(minLong, maxLong, minLat, maxLat);
editModel();
}