package com.snail.travellingTrail.newTravel.controller;
import android.app.Activity;
import android.content.Intent;
import android.location.Location;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.location.LocationManagerProxy;
import com.amap.api.location.LocationProviderProxy;
import com.amap.api.maps2d.AMap;
import com.amap.api.maps2d.CameraUpdateFactory;
import com.amap.api.maps2d.LocationSource;
import com.amap.api.maps2d.MapView;
import com.amap.api.maps2d.AMap.OnMarkerDragListener;
import com.amap.api.maps2d.LocationSource.OnLocationChangedListener;
import com.amap.api.maps2d.model.BitmapDescriptor;
import com.amap.api.maps2d.model.BitmapDescriptorFactory;
import com.amap.api.maps2d.model.LatLng;
import com.amap.api.maps2d.model.Marker;
import com.amap.api.maps2d.model.MarkerOptions;
import com.amap.api.services.core.LatLonPoint;
import com.amap.api.services.geocoder.GeocodeResult;
import com.amap.api.services.geocoder.GeocodeSearch;
import com.amap.api.services.geocoder.RegeocodeQuery;
import com.amap.api.services.geocoder.RegeocodeResult;
import com.amap.api.services.geocoder.GeocodeSearch.OnGeocodeSearchListener;
import com.snail.travellingTrail.R;
import com.snail.travellingTrail.common.TravellingTrailApplication;
import com.snail.travellingTrail.common.utils.AMapUtil;
import com.snail.travellingTrail.common.utils.DialogTool;
import com.snail.travellingTrail.common.utils.ToastHelper;
import com.snail.travellingTrail.trailMap.model.Footprint;
public class LocationMapActivity extends Activity implements AMapLocationListener,
OnMarkerDragListener, OnGeocodeSearchListener, LocationSource, OnClickListener
{
public final static String FOOTPRINT_LOCATION = "footprint_location"; //定位信息
MapView mMapView = null;
AMap mAMap;
LocationManagerProxy mLocationManagerProxy;
TextView mAddressTextView;
Button mConfirmButton;
Footprint footprintLocation;
private GeocodeSearch geocoderSearch;
private LatLonPoint latLonPoint;
Marker marker;
float mZoom;
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_location_map);
findView();
mMapView.onCreate(savedInstanceState);// 必须要写
init();
initMap();
}
private void findView()
{
mMapView = (MapView) findViewById(R.id.act_trail_map_mapview);
mAddressTextView = (TextView) findViewById(R.id.act_location_map_tv_address);
mConfirmButton = (Button) findViewById(R.id.act_location_map_btn_confirm);
}
private void init()
{
mConfirmButton.setClickable(false);
mLocationManagerProxy = LocationManagerProxy.getInstance(this);
DialogTool.showProgressDialog(LocationMapActivity.this, "定位中~");
//此方法为每隔固定时间会发起一次定位请求，为了减少电量消耗或网络流量消耗，
//注意设置合适的定位时间的间隔，并且在合适时间调用removeUpdates()方法来取消定位请求
//在定位结束后，在合适的生命周期调用destroy()方法
//其中如果间隔时间为-1，则定位只定一次
mLocationManagerProxy.requestLocationData(LocationProviderProxy.AMapNetwork, -1, 1000f, this);
}
/**
* 初始化AMap对象
*/
public void initMap()
{
if (mAMap == null) mAMap = mMapView.getMap();
mAMap.setLocationSource(this);// 设置定位监听
mAMap.getUiSettings().setMyLocationButtonEnabled(true);// 设置默认定位按钮是否显示
mAMap.setMyLocationEnabled(true);// 设置为true表示显示定位层并可触发定位，false表示隐藏定位层并不可触发定位，默认是false
}
private void setListener()
{
mConfirmButton.setOnClickListener(this);
}
/**
* 方法必须重写
*/
@Override
protected void onResume() {
super.onResume();
mMapView.onResume();
}
/**
* 方法必须重写
*/
@Override
protected void onPause() {
super.onPause();
mMapView.onPause();
stopLocation();
}
/**
* 方法必须重写
*/
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mMapView.onSaveInstanceState(outState);
}
/**
* 方法必须重写
*/
@Override
protected void onDestroy() {
DialogTool.cancelProgressDialog();
super.onDestroy();
// 在activity执行onDestroy时执行mMapView.onDestroy()，实现地图生命周期管理
mMapView.onDestroy();
}
@Override
public void onLocationChanged(Location location)
{
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras)
{
}
@Override
public void onProviderEnabled(String provider)
{
}
@Override
public void onProviderDisabled(String provider)
{
}
/**
* 当前位置发生变化
*/
@Override
public void onLocationChanged(AMapLocation aMapLocation)
{
DialogTool.cancelProgressDialog();
//是否定位成功
if (aMapLocation != null && aMapLocation.getAMapException().getErrorCode() == 0)
{
ToastHelper.showToast(this, "当前位置：" + aMapLocation.getAddress(), Toast.LENGTH_SHORT);
footprintLocation = new Footprint(aMapLocation.getLongitude(), aMapLocation.getLatitude(),
aMapLocation.getAddress(), TravellingTrailApplication.loginUser.getIdOfTravelInTravlling());
Log.v("NewFootptintActivity--->onLocationChanged", "---经度 & 纬度：" +
aMapLocation.getLongitude() + " & " + aMapLocation.getLatitude());
LatLng latLng = new LatLng(aMapLocation.getLatitude(), aMapLocation.getLongitude());
mAMap.moveCamera(CameraUpdateFactory.newLatLngZoom(latLng, 17));
mAMap.clear(); //先清除所有覆盖物（Marker、折线等）
// 构建Marker图标
BitmapDescriptor bitmap = BitmapDescriptorFactory.fromResource(R.drawable.ic_location);
// 构建MarkerOption，用于在地图上添加Marker
MarkerOptions option = new MarkerOptions().position(latLng).icon(bitmap).draggable(true).visible(true);
// 在地图上添加Marker，并显示
marker = mAMap.addMarker(option);
mAddressTextView.setText(aMapLocation.getAddress());
mAMap.setOnMarkerDragListener(this);
setListener();
}
stopLocation();
}
@Override
public void onClick(View v)
{
if (footprintLocation.getFtprnt_X() > 0 && footprintLocation.getFtprnt_Y() > 0)
{
Intent intent = new Intent(LocationMapActivity.this, NewFootprintContentListActivity.class);
intent.putExtra(FOOTPRINT_LOCATION, footprintLocation);
startActivity(intent);
}
else {
ToastHelper.showToast(this, "还没获取到您所在的位置", Toast.LENGTH_SHORT);
}
}
/**
* 销毁定位资源
*/
private void stopLocation()
{
if (mLocationManagerProxy != null) {
mLocationManagerProxy.removeUpdates(this);
mLocationManagerProxy.destory();
}
mLocationManagerProxy = null;
}
/**
* Marker拖动
*/
@Override
public void onMarkerDrag(Marker marker)
{
}
/**
* Marker拖动结束
*/
@Override
public void onMarkerDragEnd(Marker marker)
{
mZoom = mAMap.getCameraPosition().zoom;
latLonPoint = new LatLonPoint(
marker.getPosition().latitude, marker.getPosition().longitude);
getAddress(latLonPoint);
}
/**
* Marker拖动开始
*/
@Override
public void onMarkerDragStart(Marker marker)
{
}
/**
* 响应逆地理编码
*/
public void getAddress(final LatLonPoint latLonPoint) {
DialogTool.showProgressDialog(LocationMapActivity.this, "获取地址中");
RegeocodeQuery query = new RegeocodeQuery(latLonPoint, 200,
GeocodeSearch.AMAP);// 第一个参数表示一个Latlng，第二参数表示范围多少米，第三个参数表示是火系坐标系还是GPS原生坐标系
geocoderSearch = new GeocodeSearch(this);
geocoderSearch.setOnGeocodeSearchListener(this);
geocoderSearch.getFromLocationAsyn(query);// 设置同步逆地理编码请求
}
/**
* 逆地理编码回调（经纬度转成地址）
*/
@Override
public void onRegeocodeSearched(RegeocodeResult result, int rCode) {
DialogTool.cancelProgressDialog();
if (rCode == 0) {
if (result != null && result.getRegeocodeAddress() != null
&& result.getRegeocodeAddress().getFormatAddress() != null) {
footprintLocation.setFtprnt_Address(
result.getRegeocodeAddress().getFormatAddress()
+ "附近");
footprintLocation.setFtprnt_X(latLonPoint.getLongitude());
footprintLocation.setFtprnt_Y(latLonPoint.getLatitude());
mAMap.animateCamera(CameraUpdateFactory.newLatLngZoom(
AMapUtil.convertToLatLng(latLonPoint), mZoom));
marker.setPosition(AMapUtil.convertToLatLng(latLonPoint));
ToastHelper.showToast(LocationMapActivity.this,
footprintLocation.getFtprnt_Address(), Toast.LENGTH_SHORT);
mAddressTextView.setText(footprintLocation.getFtprnt_Address());
} else {
ToastHelper.showToast(LocationMapActivity.this,
getResources().getString(R.string.no_result), Toast.LENGTH_SHORT);
}
} else if (rCode == 27) {
ToastHelper.showToast(LocationMapActivity.this,
getResources().getString(R.string.error_network), Toast.LENGTH_SHORT);
} else if (rCode == 32) {
ToastHelper.showToast(LocationMapActivity.this,
getResources().getString(R.string.error_key), Toast.LENGTH_SHORT);
} else {
ToastHelper.showToast(LocationMapActivity.this,
getResources().getString(R.string.error_other) + rCode, Toast.LENGTH_SHORT);
}
}
/**
* 逆地理编码回调（地址转成经纬度）
*/
@Override
public void onGeocodeSearched(GeocodeResult arg0, int arg1)
{
// TODO Auto-generated method stub
}
/**
* 激活定位
*/
@Override
public void activate(OnLocationChangedListener listener) {
if (mLocationManagerProxy == null) {
mLocationManagerProxy = LocationManagerProxy.getInstance(this);
}
mLocationManagerProxy.requestLocationData(LocationProviderProxy.AMapNetwork, -1, 1000f, this);
}
/**
* 停止定位
*/
@Override
public void deactivate() {
stopLocation();
}
}