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安卓端获取地理位置

安卓端获取地理位置

作者: 浪荡少年 | 来源:发表于2020-12-23 15:38 被阅读0次

package org.cocos2dx.javascript.LocaltionPos;

import android.content.pm.PackageManager;

import android.location.Address;

import android.location.Geocoder;

import android.location.Location;

import android.location.LocationManager;

import android.support.v4.app.ActivityCompat;

import org.cocos2dx.javascript.AppActivity;

import org.cocos2dx.lib.Cocos2dxActivity;

import org.cocos2dx.lib.Cocos2dxJavascriptJavaBridge;

import java.io.IOException;

import java.util.List;

public class LocaltionPos {

    public static String getLocation(AppActivity activity) {

        if (ActivityCompat.checkSelfPermission(Cocos2dxActivity.getContext(), android.Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED

                && ActivityCompat.checkSelfPermission(Cocos2dxActivity.getContext(), android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED)

        {

            return "{err:'未开启定位'}";

        }

        LocationManager mLocationManager = (LocationManager) Cocos2dxActivity.getContext().getSystemService(Cocos2dxActivity.getContext().LOCATION_SERVICE);

        List<String> providers = mLocationManager.getProviders(true);

        Location bestLocation = null;

        for (String provider : providers) {

            Location l = mLocationManager.getLastKnownLocation(provider);

            if (l == null) {

                continue;

            }

            if (bestLocation == null || l.getAccuracy() < bestLocation.getAccuracy()) {

                // Found best last known location: %s", l);

                bestLocation = l;

            }

        }

        if (bestLocation != null) {

            String coordinate;

            String addressStr = "";

            String sheng = "";        //省

            String shi = "";        //市

            String qu = "";        //区

            String lu = "";        //路

            final double longitude = bestLocation.getLongitude(); //经度

            final double latitude = bestLocation.getLatitude();  //维度

            Geocoder geocoder = new Geocoder(Cocos2dxActivity.getContext());

            try {

                List<Address> addresses = geocoder.getFromLocation(latitude, longitude,1);

                StringBuilder sb = new StringBuilder();

                if (addresses.size() > 0) {

                    Address address = addresses.get(0);

                    int maxLine = address.getMaxAddressLineIndex();

                    if (maxLine >= 2) {

                        addressStr = address.getAddressLine(0) + " " + address.getAddressLine(1);

                    } else {

                        addressStr = address.getAddressLine(0);

                    }

                    sheng = address.getAdminArea();

                    shi = address.getLocality();

                    qu = address.getSubLocality();

                    lu = address.getThoroughfare();

                }

            } catch (IOException e) {

                e.printStackTrace();

            }

            final String pos = addressStr;//详细位置:**省**市**区**街道**小区**号

            final String province = sheng;//省

            final String city = shi;    //市

            final String district = qu; //区

            final String road = lu;     //路

            activity.runOnGLThread(new Runnable() {

                @Override

                public void run() {

                    String tocode = "cc.game.emit(\"LocaltionPos\", "+latitude+","+longitude+","+ pos + ","+province+ ","+city+ ","+district+ ","+road+ ");";

                    Cocos2dxJavascriptJavaBridge.evalString(tocode);

                }

            });

            return "";

        } else {

            return "{err:'位置不可知'}";

        }

    }

    /**

     * 通过经纬度得到地理位置

     */

    public static void getLocalPositionByAddress( AppActivity activity ,double lng,double lat)

    {

        String coordinate;

        String addressStr = "";

        String sheng = "";        //省

        String shi = "";        //市

        String qu = "";        //区

        String lu = "";        //路

        Geocoder geocoder = new Geocoder(Cocos2dxActivity.getContext());

        try {

            List<Address> addresses = geocoder.getFromLocation(lat, lng,1);

            StringBuilder sb = new StringBuilder();

            if (addresses.size() > 0) {

                Address address = addresses.get(0);

                int maxLine = address.getMaxAddressLineIndex();

                if (maxLine >= 2) {

                    addressStr = address.getAddressLine(0) + " " + address.getAddressLine(1);

                } else {

                    addressStr = address.getAddressLine(0);

                }

                sheng = address.getAdminArea();

                shi = address.getLocality();

                qu = address.getSubLocality();

                lu = address.getThoroughfare();

            }

        } catch (IOException e) {

            e.printStackTrace();

        }

        final String pos = addressStr;//详细位置:**省**市**区**街道**小区**号

        final String province = sheng;//省

        final String city = shi;    //市

        final String district = qu; //区

        final String road = lu;     //路

        final double longitude = lng;

        final double latitude = lat;

        activity.runOnGLThread(new Runnable() {

            @Override

            public void run() {

                String tocode = "cc.game.emit(\"LocaltionPosByAddress\", "+latitude+","+longitude+","+ pos + ","+province+ ","+city+ ","+district+ ","+road+ ");";

                Cocos2dxJavascriptJavaBridge.evalString(tocode);

            }

        });

    }

}

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