public static LanAndLon GetLatAndLonByWord(string Word)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url + Word);
request.Method = "GET";
request.ContentType = "text/html;charset=UTF-8";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream myResponseStream = response.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
string retString = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
JObject jo = (JObject)JsonConvert.DeserializeObject(retString);
JToken geocodes = jo["geocodes"];
//if (jopos.LongCount() == 0)
//{
// string suggestion = jo["suggestion"]["cities"][0]["name"].ToString();
// return GetLantiAndLonti(suggestion);
//}
try
{
String[] laandlon = geocodes[0]["location"].ToString().Split(',');
string name = geocodes[0]["formatted_address"].ToString();
int level = levellist.IndexOf(geocodes[0]["level"].ToString());
LanAndLon ll = new LanAndLon(Convert.ToDouble(laandlon[1]), Convert.ToDouble(laandlon[0]), name, level);
return(ll);
}
catch (Exception)
{
return(new LanAndLon());
}
}
public void GetLantiAndLontiTest()
{
LanAndLon res = GetLanAndLon.GetLatAndLonByWord("北京");
LanAndLon ll = new LanAndLon(39.904030, 116.407526, "北京市", 1);
Assert.AreEqual(res.lat, ll.lat);
Assert.AreEqual(res.lon, ll.lon);
Assert.AreEqual(res.strPlace, ll.strPlace);
}
public void GetLantiAndLonTest()
{
string title = "新疆克孜勒苏州乌恰县发生3.2级地震 震源深度8千米";
var res = GetLanAndLon.GetLatAndLonByTitle(title);
LanAndLon ll = new LanAndLon(39.719310, 75.259228, "新疆维吾尔自治区克孜勒苏柯尔克孜自治州乌恰县", 3);
Assert.AreEqual(res.lat, ll.lat);
Assert.AreEqual(res.lon, ll.lon);
Assert.AreEqual(res.strPlace, ll.strPlace);
}
protected LanAndLon GetLocation(string Title)
{
LanAndLon ll = null;
ll = GetLanAndLon.GetLatAndLonByTitle(Title);
String sqlKeyTitleTable = "insert into LocationPOI (Place,Lontitude,Latitude) " +
" values ('" + ll.strPlace + "'," + ll.lon + "," + ll.lat + ")";
DB.Update(sqlKeyTitleTable);
return(ll);
}