package com.jasgroup.cn.amhdeam; import java.io.IOException;
import java.util.Iterator; import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.location.Criteria;
import android.location.GpsSatellite;
import android.location.GpsStatus;
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 android.support.v4.app.ActivityCompat;
import android.util.Log;
import android.view.WindowManager;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast; import com.esri.android.map.GraphicsLayer;
import com.esri.android.map.Layer;
import com.esri.android.map.MapView;
import com.esri.android.map.ags.ArcGISDynamicMapServiceLayer;
import com.esri.core.geometry.Envelope;
import com.esri.core.geometry.Point;
import com.esri.core.geometry.SpatialReference;
import com.esri.core.map.Graphic;
import com.esri.core.symbol.PictureMarkerSymbol; import org.xmlpull.v1.XmlPullParserException; public class GpsActivity extends Activity {
private EditText editText;
private LocationManager lm;
private GraphicsLayer graphicsLayer = null;
private String latitude;
private String longitude;
private String ip = null;
private String port = null;
private String userid = null;
private MapView mMapView;
private LinearLayout linearLayout;
private Layer layer;
private static final String TAG = "GpsActivity"; @Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
// lm.removeUpdates(locationListener);
} @Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); setContentView(R.layout.locationutil); editText = (EditText) findViewById(R.id.editText);
lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
SpatialReference S = SpatialReference.create(4326);
Envelope envelope = new Envelope(62.938320359601796, 37.37854569628149, 66.4928652149837, 39.6757739604943);
mMapView = new MapView(this, S, envelope); // mMapView = (MapView) findViewById(R.id.map); mMapView.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.FILL_PARENT, LinearLayout.LayoutParams.FILL_PARENT));
//添加地图
layer = new ArcGISDynamicMapServiceLayer("http://192.168.20.180:6080/arcgis/rest/services/gongquAB/MapServer");
mMapView.addLayer(layer);
mMapView.setExtent(envelope);
graphicsLayer = new GraphicsLayer();
mMapView.addLayer(graphicsLayer);
setContentView(mMapView);
/*
接受端口信息
*/
Bundle bundle = this.getIntent().getExtras();
if (bundle != null) {
userid = bundle.getString("userid");
ip = bundle.getString("ip");
port = bundle.getString("port");
}
// tv = (TextView) findViewById(R.id.tv);
// mMapView = (MapView) findViewById(R.id.map);
linearLayout = (LinearLayout) findViewById(R.id.llMap); //判断GPS是否正常启动
if (!lm.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
Toast.makeText(this, "请开启GPS导航...", Toast.LENGTH_SHORT).show();
//返回开启GPS导航设置界面
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
startActivityForResult(intent, 0);
return;
} //为获取地理位置信息时设置查询条件
String bestProvider = lm.getBestProvider(getCriteria(), true);
//获取位置信息
//如果不设置查询要求，getLastKnownLocation方法传人的参数为LocationManager.GPS_PROVIDER
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) { return;
}
Location location = lm.getLastKnownLocation(bestProvider);
updateToNewLocation(location);
//监听状态
lm.addGpsStatusListener(listener);
//绑定监听，有4个参数
//参数1，设备：有GPS_PROVIDER和NETWORK_PROVIDER两种
//参数2，位置信息更新周期，单位毫秒
//参数3，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
//参数4，监听
//备注：参数2和3，如果参数3不为0，则以参数3为准；参数3为0，则通过时间来定时更新；两者为0，则随时刷新 // 1秒更新一次，或最小位移变化超过1米更新一次；
//注意：此处更新准确度非常低，推荐在service里面启动一个Thread，在run中sleep(10000);然后执行handler.sendMessage(),更新位置
lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 0, locationListener);
} @Override
protected void onResume() {
/**
* 设置为横屏
*/
if (getRequestedOrientation() != ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) { return;
}
lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 1,
locationListener);
}
super.onResume();
}; //位置监听
private LocationListener locationListener = new LocationListener() { /**
* 位置信息变化时触发
*/
public void onLocationChanged(Location location) {
updateToNewLocation(location);
Log.i(TAG, "时间：" + location.getTime());
Log.i(TAG, "经度：" + location.getLongitude());
Log.i(TAG, "纬度：" + location.getLatitude());
Log.i(TAG, "海拔：" + location.getAltitude());
} /**
* GPS状态变化时触发
*/
public void onStatusChanged(String provider, int status, Bundle extras) {
switch (status) {
//GPS状态为可见时
case LocationProvider.AVAILABLE:
Log.i(TAG, "当前GPS状态为可见状态");
break;
//GPS状态为服务区外时
case LocationProvider.OUT_OF_SERVICE:
Log.i(TAG, "当前GPS状态为服务区外状态");
break;
//GPS状态为暂停服务时
case LocationProvider.TEMPORARILY_UNAVAILABLE:
Log.i(TAG, "当前GPS状态为暂停服务状态");
break;
}
} /**
* GPS开启时触发
*/
public void onProviderEnabled(String provider) {
if (ActivityCompat.checkSelfPermission(GpsActivity.this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(GpsActivity.this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
// TODO: Consider calling
// ActivityCompat#requestPermissions
// here to request the missing permissions, and then overriding
// public void onRequestPermissionsResult(int requestCode, String[] permissions,
// int[] grantResults)
// to handle the case where the user grants the permission. See the documentation
// for ActivityCompat#requestPermissions for more details.
return;
}
Location location = lm.getLastKnownLocation(provider);
updateView(location);
} /**
* GPS禁用时触发
*/
public void onProviderDisabled(String provider) {
updateView(null);
} }; //状态监听
GpsStatus.Listener listener = new GpsStatus.Listener() {
public void onGpsStatusChanged(int event) {
switch (event) {
//第一次定位
case GpsStatus.GPS_EVENT_FIRST_FIX:
Log.i(TAG, "第一次定位");
break;
//卫星状态改变
case GpsStatus.GPS_EVENT_SATELLITE_STATUS:
Log.i(TAG, "卫星状态改变");
//获取当前状态
if (ActivityCompat.checkSelfPermission(GpsActivity.this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
// TODO: Consider calling
// ActivityCompat#requestPermissions
// here to request the missing permissions, and then overriding
// public void onRequestPermissionsResult(int requestCode, String[] permissions,
// int[] grantResults)
// to handle the case where the user grants the permission. See the documentation
// for ActivityCompat#requestPermissions for more details.
return;
}
GpsStatus gpsStatus = lm.getGpsStatus(null);
//获取卫星颗数的默认最大值
int maxSatellites = gpsStatus.getMaxSatellites();
//创建一个迭代器保存所有卫星
Iterator<GpsSatellite> iters = gpsStatus.getSatellites().iterator();
int count = 0;
while (iters.hasNext() && count <= maxSatellites) {
GpsSatellite s = iters.next();
count++;
}
System.out.println("搜索到："+count+"颗卫星");
break;
//定位启动
case GpsStatus.GPS_EVENT_STARTED:
Log.i(TAG, "定位启动");
break;
//定位结束
case GpsStatus.GPS_EVENT_STOPPED:
Log.i(TAG, "定位结束");
break;
}
};
}; /**
* 实时更新文本内容
*
* @param location
*/
private void updateView(Location location){
if(location!=null){
editText.setText("设备位置信息\n\n经度：");
editText.append(String.valueOf(location.getLongitude()));
editText.append("\n纬度：");
editText.append(String.valueOf(location.getLatitude()));
}else{
//清空EditText对象
editText.getEditableText().clear();
}
} /**
* 返回查询条件
* @return
*/
private 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(true);
// 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;
}
private Location updateToNewLocation(Location location) {
System.out.println("--------zhixing--2--------");
String latLongString;
if (location != null) {
//设置当前坐标
Point point=new Point();
point.setX(location.getLongitude());
point.setY(location.getLatitude());
PictureMarkerSymbol pictureMarkerSymbol=new PictureMarkerSymbol(getResources().getDrawable(R.drawable.location1)); Graphic graphic=new Graphic(point,pictureMarkerSymbol);
// Graphic graphic=new Graphic(point,new SimpleMarkerSymbol(Color.RED,25, SimpleMarkerSymbol.STYLE.CIRCLE));
graphicsLayer.addGraphic(graphic);//添加地图中 latitude = Double.toString(location.getLatitude());
longitude = Double.toString(location.getLongitude());
latLongString = "纬度:" + latitude + "\n经度:" + longitude;
System.out.println("经度：" + longitude + "纬度：" + latitude);
sendp();
} else {
latLongString = "无法获取地理信息，请稍后...";
}
if(latitude!=null){
System.out.println("--------反馈信息----------"+ String.valueOf(latitude));
}
Toast.makeText(getApplicationContext(), latLongString, Toast.LENGTH_SHORT).show(); return location;
}
public void sendp(){
new Thread(){
@Override
public void run(){
// while (!exit){
try {
AsyncTaskUtil.getData(userid, latitude, longitude, ip, port); } catch (IOException e) {
e.printStackTrace();
} catch (XmlPullParserException e) {
e.printStackTrace();
}
}
// }
}.start();
}
}