/// <summary>
/// 在 Start 取得用戶地理位置
/// </summary>
IEnumerator GetLocation(bool needCallBack, int radius = 0, GetResNamesDel callBackEvent = null)
{
getLocSucceed = false;
isLoadingLoc = true;
// First, check if user has location service enabled
if (!Input.location.isEnabledByUser)
{
OnGetLocationFailed("未開啟 GPS");
isLoadingLoc = false;
yield break;
}
// Start service before querying location
Input.location.Start();
// Wait until service initializes
int maxWait = 20;
while (Input.location.status == LocationServiceStatus.Initializing && maxWait > 0)
{
yield return(new WaitForSeconds(1));
maxWait--;
}
// Service didn't initialize in 20 seconds
if (maxWait < 1)
{
OnGetLocationFailed("讀取裝置位置時等待逾時");
isLoadingLoc = false;
yield break;
}
// Connection has failed
if (Input.location.status == LocationServiceStatus.Failed)
{
OnGetLocationFailed("無法讀取裝置位置");
isLoadingLoc = false;
yield break;
}
else
{
// Access granted and location value could be retrieved
lat = Input.location.lastData.latitude;
lng = Input.location.lastData.longitude;
getLocSucceed = true;
isLoadingLoc = false;
if (needCallBack)
{
StartCoroutine(GetNames(lat, lng, radius, callBackEvent));
}
}
// Stop service if there is no need to query location updates continuously
Input.location.Stop();
}
//public void GetAllResAndDetails(double lat, double lng, int radius, GetDetailsDel callBackEvent) {
// //StartCoroutine(GetInfo(lat, lng, radius, callBackEvent));
//}
public void GetResNames(int radius, GetResNamesDel callBackEvent)
{
#if (UNITY_EDITOR || UNITY_STANDALONE) // 在 Editor 或 電腦執行下，用測試座標 (中和連城路)
StartCoroutine(GetNames(24.99579212f, 121.48876185f, radius, callBackEvent));
return;
#endif
if (getLocSucceed)
{
StartCoroutine(GetNames(lat, lng, radius, callBackEvent));
}
else
{
StartCoroutine(GetLocation(true, radius, callBackEvent));
}
}
IEnumerator GetNames(float lat, float lng, int radius, GetResNamesDel callBackEvent)
{
StringBuilder url = new StringBuilder();
url.Append("https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=")
.Append(lat.ToString()).Append(",").Append(lng.ToString()).Append("&radius=").Append(radius.ToString())
.Append("&type=restaurant&language=zh-TW&rankby =distance&key=").Append(googlePlaceKey);
WWW www = new WWW(url.ToString());
yield return(www);
JArray resultsArray = (JArray)JObject.Parse(www.text)["results"];
List <string> names = new List <string>();
#region =========================== 取得餐廳列表 ===========================
for (int i = 0; i < resultsArray.Count; i++)
{
JObject result = (JObject)resultsArray[i];
string name = result.Value <string>("name"); // 取得餐廳名
Details d;
if (!resDetailDict.TryGetValue(name, out d))
{
d = new Details();
}
d.name = name;
d.permanentlyClosed = false;
d.placeID = result.Value <string>("place_id");
d.visited = false;
names.Add(name);
resDetailDict[name] = d;
}
#endregion ==================================================================
if (callBackEvent != null)
{
callBackEvent(names);
}
}