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update
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秋逸 committed Dec 21, 2016
1 parent 09d6c0e commit 4481464
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12 changes: 10 additions & 2 deletions VonTools/src/main/AndroidManifest.xml
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<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.vondear.vontools">
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.vondear.vontools">

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.CALL_PHONE" />

<application android:allowBackup="true" android:label="@string/app_name"

<application
android:allowBackup="true"
android:label="@string/app_name"
android:supportsRtl="true">

</application>
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266 changes: 266 additions & 0 deletions VonTools/src/main/java/com/vondear/vontools/VonLocationUtils.java
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package com.vondear.vontools;

import android.content.Context;
import android.content.Intent;
import android.location.Address;
import android.location.Criteria;
import android.location.Geocoder;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.location.LocationProvider;
import android.os.Bundle;
import android.provider.Settings;

import java.io.IOException;
import java.util.List;
import java.util.Locale;

/**
* <pre>
* author: Blankj
* blog : http://blankj.com
* time : 16/11/13
* desc : 定位相关工具类
* </pre>
*/
public class VonLocationUtils {

private static OnLocationChangeListener mListener;
private static MyLocationListener myLocationListener;
private static LocationManager mLocationManager;

/**
* 判断Gps是否可用
*
* @return {@code true}: 是<br>{@code false}: 否
*/
public static boolean isGpsEnabled(Context context) {
LocationManager lm = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
return lm.isProviderEnabled(LocationManager.GPS_PROVIDER);
}

/**
* 判断定位是否可用
*
* @return {@code true}: 是<br>{@code false}: 否
*/
public static boolean isLocationEnabled(Context context) {
LocationManager lm = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
return lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER) || lm.isProviderEnabled(LocationManager.GPS_PROVIDER);
}

/**
* 打开Gps设置界面
*/
public static void openGpsSettings(Context context) {
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(intent);
}

/**
* 注册
* <p>使用完记得调用{@link #unregister()}</p>
* <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
* <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>}</p>
* <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>}</p>
* <p>如果{@code minDistance}为0，则通过{@code minTime}来定时更新；</p>
* <p>{@code minDistance}不为0，则以{@code minDistance}为准；</p>
* <p>两者都为0，则随时刷新。</p>
*
* @param minTime 位置信息更新周期（单位：毫秒）
* @param minDistance 位置变化最小距离：当位置距离变化超过此值时，将更新位置信息（单位：米）
* @param listener 位置刷新的回调接口
* @return {@code true}: 初始化成功<br>{@code false}: 初始化失败
*/
public static boolean register(Context context, long minTime, long minDistance, OnLocationChangeListener listener) {
if (listener == null) return false;
mLocationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
mListener = listener;
if (!isLocationEnabled(context)) {
VonUtils.showToast(context,"无法定位，请打开定位服务",500);
return false;
}
String provider = mLocationManager.getBestProvider(getCriteria(), true);
Location location = mLocationManager.getLastKnownLocation(provider);
if (location != null) listener.getLastKnownLocation(location);
if (myLocationListener == null) myLocationListener = new MyLocationListener();
mLocationManager.requestLocationUpdates(provider, minTime, minDistance, myLocationListener);
return true;
}


/**
* 注销
*/
public static void unregister() {
if (mLocationManager != null) {
if (myLocationListener != null) {
mLocationManager.removeUpdates(myLocationListener);
myLocationListener = null;
}
mLocationManager = null;
}
}

/**
* 设置定位参数
*
* @return {@link Criteria}
*/
private static Criteria getCriteria() {
Criteria criteria = new Criteria();
//设置定位精确度 Criteria.ACCURACY_COARSE比较粗略，Criteria.ACCURACY_FINE则比较精细
criteria.setAccuracy(Criteria.ACCURACY_FINE);
//设置是否要求速度
criteria.setSpeedRequired(false);
// 设置是否允许运营商收费
criteria.setCostAllowed(false);
//设置是否需要方位信息
criteria.setBearingRequired(false);
//设置是否需要海拔信息
criteria.setAltitudeRequired(false);
// 设置对电源的需求
criteria.setPowerRequirement(Criteria.POWER_LOW);
return criteria;
}

/**
* 根据经纬度获取地理位置
*
* @param context 上下文
* @param latitude 纬度
* @param longitude 经度
* @return {@link Address}
*/
public static Address getAddress(Context context, double latitude, double longitude) {
Geocoder geocoder = new Geocoder(context, Locale.getDefault());
try {
List<Address> addresses = geocoder.getFromLocation(latitude, longitude, 1);
if (addresses.size() > 0) return addresses.get(0);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}

/**
* 根据经纬度获取所在国家
*
* @param context 上下文
* @param latitude 纬度
* @param longitude 经度
* @return 所在国家
*/
public static String getCountryName(Context context, double latitude, double longitude) {
Address address = getAddress(context, latitude, longitude);
return address == null ? "unknown" : address.getCountryName();
}

/**
* 根据经纬度获取所在地
*
* @param context 上下文
* @param latitude 纬度
* @param longitude 经度
* @return 所在地
*/
public static String getLocality(Context context, double latitude, double longitude) {
Address address = getAddress(context, latitude, longitude);
return address == null ? "unknown" : address.getLocality();
}

/**
* 根据经纬度获取所在街道
*
* @param context 上下文
* @param latitude 纬度
* @param longitude 经度
* @return 所在街道
*/
public static String getStreet(Context context, double latitude, double longitude) {
Address address = getAddress(context, latitude, longitude);
return address == null ? "unknown" : address.getAddressLine(0);
}

private static class MyLocationListener
implements LocationListener {
/**
* 当坐标改变时触发此函数，如果Provider传进相同的坐标，它就不会被触发
*
* @param location 坐标
*/
@Override
public void onLocationChanged(Location location) {
if (mListener != null) {
mListener.onLocationChanged(location);
}
}

/**
* provider的在可用、暂时不可用和无服务三个状态直接切换时触发此函数
*
* @param provider 提供者
* @param status 状态
* @param extras provider可选包
*/
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
if (mListener != null) {
mListener.onStatusChanged(provider, status, extras);
}
switch (status) {
case LocationProvider.AVAILABLE:
LogUtils.d("onStatusChanged", "当前GPS状态为可见状态");
break;
case LocationProvider.OUT_OF_SERVICE:
LogUtils.d("onStatusChanged", "当前GPS状态为服务区外状态");
break;
case LocationProvider.TEMPORARILY_UNAVAILABLE:
LogUtils.d("onStatusChanged", "当前GPS状态为暂停服务状态");
break;
}
}

/**
* provider被enable时触发此函数，比如GPS被打开
*/
@Override
public void onProviderEnabled(String provider) {
}

/**
* provider被disable时触发此函数，比如GPS被关闭
*/
@Override
public void onProviderDisabled(String provider) {
}
}

public interface OnLocationChangeListener {

/**
* 获取最后一次保留的坐标
*
* @param location 坐标
*/
void getLastKnownLocation(Location location);

/**
* 当坐标改变时触发此函数，如果Provider传进相同的坐标，它就不会被触发
*
* @param location 坐标
*/
void onLocationChanged(Location location);

/**
* provider的在可用、暂时不可用和无服务三个状态直接切换时触发此函数
*
* @param provider 提供者
* @param status 状态
* @param extras provider可选包
*/
void onStatusChanged(String provider, int status, Bundle extras);//位置状态发生改变
}
}

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