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| package com.yang.androidaar;
import android.Manifest;
import android.content.Context;
import android.location.Location;
import android.location.LocationManager;
import android.util.Log;
import androidx.annotation.NonNull;
import com.google.android.gms.location.FusedLocationProviderClient;
import com.google.android.gms.location.LocationCallback;
import com.google.android.gms.location.LocationRequest;
import com.google.android.gms.location.LocationResult;
import com.google.android.gms.location.LocationServices;
import com.yang.androidaar.MyCode.ECode;
import com.yang.androidaar.MyCode.ERequestCode;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import java.util.List;
public class LocationHelper {
static LocationHelper instance = null;
public static LocationHelper getIns() {
if (instance == null) {
instance = new LocationHelper();
}
return instance;
}
public class GeoPoint {
public double lat;
public double lon;
}
private final String TAG = "--- LocationHelper";
private String mJavaFunc = "";
private int mTotalCnt = 0;
private Runnable mTask = null;
private FusedLocationProviderClient mFusedLocationClient;
private LocationCallback mLocationCallback = null;
private List<GeoPoint> mPointList = null;
public LocationHelper() {
mJavaFunc = MainActivity.NativeFunc_GoogleLoc;
}
public void onPause() {
Log.d(TAG, "onPause");
}
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
if (requestCode == ERequestCode.LocPermission && mTask != null) {
mTask.run();
}
}
protected void onAction(@ECode int errCode, final String javaFunc, final String msg) {
try {
JSONObject jsonObject = new JSONObject();
jsonObject.put("code", errCode);
jsonObject.put("msg", msg);
MainActivity.callUnityFunc(javaFunc, jsonObject.toString());
} catch (JSONException e) {
e.printStackTrace();
}
}
public void startLoc(final String jsonMsg) {
if (!Tools.checkIsSupportGoogle()) {
onAction(ECode.SupportError, mJavaFunc, "--- 不支持 Google 服务");
return;
}
checkPermission(new Runnable() {
@Override
public void run() {
Log.d(TAG, "startLoc 111");
mTask = null;
if (!MainActivity.checkPermission(Manifest.permission.ACCESS_FINE_LOCATION)
|| !MainActivity.checkPermission(Manifest.permission.ACCESS_COARSE_LOCATION)) {
Log.d(TAG, "startLoc: permission is not ok");
onAction(ECode.LocPermissionError, mJavaFunc, "--- startLoc, 定位授权失败");
} else {
if (!isLocationServiceEnable()) {
Log.d(TAG, "startLoc: locationService is not ok");
onAction(ECode.LocSericeError, mJavaFunc, "--- startLoc, 未开启定位服务");
} else {
initLoc();
if (mFusedLocationClient == null || mLocationCallback == null) {
onAction(ECode.LocInitError, mJavaFunc, "--- startLoc, 定位初始化失败");
} else {
LocationRequest locationRequest = getLocationRequest(jsonMsg);
if (locationRequest == null) {
onAction(ECode.JsonError, mJavaFunc, "--- startLoc, json 解析失败");
} else {
mPointList = new ArrayList<GeoPoint>();
mFusedLocationClient.requestLocationUpdates(locationRequest, mLocationCallback, null);
}
}
}
}
}
});
}
public void stopLoc() {
mPointList = null;
if (mFusedLocationClient != null && mLocationCallback != null) {
Log.d(TAG, "stopLoc: ");
mFusedLocationClient.removeLocationUpdates(mLocationCallback);
}
}
private void checkPermission(Runnable task) {
if (!MainActivity.checkPermission(Manifest.permission.ACCESS_FINE_LOCATION)
|| !MainActivity.checkPermission(Manifest.permission.ACCESS_COARSE_LOCATION)) {
Log.d(TAG, "checkPermission: permission is not ok");
String[] myStringArray = new String[]{
Manifest.permission.ACCESS_FINE_LOCATION,
Manifest.permission.ACCESS_COARSE_LOCATION
};
mTask = task;
MainActivity.reqPermissions(myStringArray, ERequestCode.LocPermission);
} else {
Log.d(TAG, "checkPermission: permission is ok");
task.run();
}
}
private LocationRequest getLocationRequest(final String jsonMsg) {
LocationRequest locationRequest = null;
try {
JSONObject jsonObject = new JSONObject(jsonMsg);
int interval = jsonObject.getInt("interval");
int fastestInterval = jsonObject.getInt("fastestInterval");
int accuracy = jsonObject.getInt("accuracy");
mTotalCnt = jsonObject.getInt("cnt");
mTotalCnt = mTotalCnt == 0 ? 3 : mTotalCnt;
Log.d(TAG, "mTotalCnt: " + mTotalCnt);
accuracy = accuracy == 0 ? LocationRequest.PRIORITY_HIGH_ACCURACY : accuracy;
locationRequest = new LocationRequest();
locationRequest.setInterval(interval);
locationRequest.setFastestInterval(fastestInterval);
locationRequest.setPriority(accuracy);
} catch (Exception e) {
e.printStackTrace();
}
return locationRequest;
}
private boolean isLocationServiceEnable() {
LocationManager locationManager = (LocationManager) MainActivity.Instance.getSystemService(Context.LOCATION_SERVICE);
return locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER) ||
locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
}
private void initLoc() {
if (mFusedLocationClient == null) {
mFusedLocationClient = LocationServices.getFusedLocationProviderClient(MainActivity.Instance);
}
if (mLocationCallback == null) {
mLocationCallback = new LocationCallback() {
@Override
public void onLocationResult(LocationResult locationResult) {
if (locationResult == null) {
Log.d(TAG, "--- onLocationResult: locationResult == null");
return;
}
for (Location location : locationResult.getLocations()) {
onLoc(location);
}
}
};
}
}
private void onLoc(Location location) {
Log.d(TAG, String.format("--- onLocationResult, lat:%.6f, lon:%.6f", location.getLatitude(), location.getLongitude()));
GeoPoint gp = new GeoPoint();
gp.lat = location.getLatitude();
gp.lon = location.getLongitude();
mPointList.add(gp);
if (mPointList.size() >= mTotalCnt) {
try {
JSONArray array = new JSONArray();
for (GeoPoint point : mPointList) {
JSONObject object = new JSONObject();
object.put("lat", point.lat);
object.put("lon", point.lon);
array.put(object);
}
onAction(ECode.Ok, mJavaFunc, array.toString());
} catch (JSONException e) {
e.printStackTrace();
onAction(ECode.JsonError, mJavaFunc, "--- json error");
} finally {
stopLoc();
}
}
}
}
|
