/**
* Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.ccxt.whl.activity;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnCancelListener;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.FrameLayout;
import android.widget.Toast;
import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.BDNotifyListener;
import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;
import com.baidu.mapapi.BMapManager;
import com.baidu.mapapi.MKGeneralListener;
import com.baidu.mapapi.map.ItemizedOverlay;
import com.baidu.mapapi.map.MKEvent;
import com.baidu.mapapi.map.MKMapViewListener;
import com.baidu.mapapi.map.MapController;
import com.baidu.mapapi.map.MapPoi;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.OverlayItem;
import com.baidu.mapapi.utils.CoordinateConvert;
import com.baidu.platform.comapi.basestruct.GeoPoint;
import com.ccxt.whl.R;
import com.easemob.util.EMLog;
public class BaiduMapActivity extends BaseActivity {
private final static String TAG = "map";
static MapView mMapView = null;
private MapController mMapController = null;
public MKMapViewListener mMapListener = null;
FrameLayout mMapViewContainer = null;
// 定位相关
LocationClient mLocClient;
public MyLocationListenner myListener = new MyLocationListenner();
public NotifyLister mNotifyer = null;
Button sendButton = null;
EditText indexText = null;
int index = 0;
// LocationData locData = null;
static BDLocation lastLocation = null;
public static BaiduMapActivity instance = null;
ProgressDialog progressDialog;
ItemizedOverlay<OverlayItem> mAddrOverlay = null;
// for baidu map
public BMapManager mBMapManager = null;
//public static final String strKey = "3AB1810EBAAE0175EB41A744CF3B2D6497407B87";
public static final String strKey = "786a9b3d9b6493776be31e270ed30da3";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
instance = this;
// Gl app = (Gl)this.getApplication();
if (mBMapManager == null) {
initEngineManager(this.getApplicationContext());
}
setContentView(R.layout.activity_baidumap);
mMapView = (MapView) findViewById(R.id.bmapView);
mMapController = mMapView.getController();
sendButton = (Button) findViewById(R.id.btn_location_send);
initMapView();
mMapView.getController().setZoom(17);
mMapView.getController().enableClick(true);
mMapView.setBuiltInZoomControls(true);
Intent intent = getIntent();
double latitude = intent.getDoubleExtra("latitude", 0);
if (latitude == 0) {
showMapWithLocationClient();
} else {
double longtitude = intent.getDoubleExtra("longitude", 0);
String address = intent.getStringExtra("address");
showMap(latitude, longtitude, address);
}
}
private void showMap(double latitude, double longtitude, String address) {
sendButton.setVisibility(View.GONE);
GeoPoint point1 = new GeoPoint((int) (latitude * 1e6), (int) (longtitude * 1e6));
point1 = CoordinateConvert.fromGcjToBaidu(point1);
mMapController.setCenter(point1);
Drawable marker = this.getResources().getDrawable(R.drawable.icon_marka);
// 为maker定义位置和边界
marker.setBounds(0, 0, marker.getIntrinsicWidth(), marker.getIntrinsicHeight());
mAddrOverlay = new ItemizedOverlay<OverlayItem>(marker, mMapView);
GeoPoint point = new GeoPoint((int) (latitude * 1e6), (int) (longtitude * 1e6));
point = CoordinateConvert.fromGcjToBaidu(point);
OverlayItem addrItem = new OverlayItem(point, "", address);
mAddrOverlay.addItem(addrItem);
mMapView.getOverlays().add(mAddrOverlay);
mMapView.refresh();
}
private void showMapWithLocationClient() {
progressDialog = new ProgressDialog(this);
progressDialog.setCanceledOnTouchOutside(false);
progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
progressDialog.setMessage("正在确定你的位置...");
progressDialog.setOnCancelListener(new OnCancelListener() {
public void onCancel(DialogInterface arg0) {
if (progressDialog.isShowing()) {
progressDialog.dismiss();
}
Log.d("map cancel retrieve location");
finish();
}
});
progressDialog.show();
mLocClient = new LocationClient(this);
mLocClient.registerLocationListener(myListener);
LocationClientOption option = new LocationClientOption();
option.setOpenGps(true);// 打开gps
// option.setCoorType("bd09ll"); //设置坐标类型
// Johnson change to use gcj02 coordination. chinese national standard
// so need to conver to bd09 everytime when draw on baidu map
option.setCoorType("gcj02");
option.setScanSpan(30000);
option.setAddrType("all");
mLocClient.setLocOption(option);
Drawable marker = this.getResources().getDrawable(R.drawable.icon_marka);
// 为maker定义位置和边界
marker.setBounds(0, 0, marker.getIntrinsicWidth(), marker.getIntrinsicHeight());
mAddrOverlay = new ItemizedOverlay<OverlayItem>(marker, mMapView);
mMapView.getOverlays().add(mAddrOverlay);
mMapListener = new MKMapViewListener() {
@Override
public void onMapMoveFinish() {
// TODO Auto-generated method stub
}
@Override
public void onClickMapPoi(MapPoi mapPoiInfo) {
// TODO Auto-generated method stub
String title = "";
if (mapPoiInfo != null) {
title = mapPoiInfo.strText;
Toast.makeText(BaiduMapActivity.this, title, Toast.LENGTH_SHORT).show();
}
}
@Override
public void onGetCurrentMap(Bitmap b) {
// TODO Auto-generated method stub
}
@Override
public void onMapAnimationFinish() {
}
};
mMapView.regMapViewListener(mBMapManager, mMapListener);
if (lastLocation != null) {
GeoPoint point1 = new GeoPoint((int) (lastLocation.getLatitude() * 1e6), (int) (lastLocation.getLongitude() * 1e6));
point1 = CoordinateConvert.fromGcjToBaidu(point1);
mMapController.setCenter(point1);
}
mMapView.refresh();
mMapView.invalidate();
}
@Override
protected void onPause() {
mMapView.onPause();
if (mLocClient != null) {
mLocClient.stop();
}
super.onPause();
lastLocation = null;
}
@Override
protected void onResume() {
mMapView.onResume();
if (mLocClient != null) {
mLocClient.start();
}
super.onResume();
}
@Override
protected void onDestroy() {
if (mLocClient != null)
mLocClient.stop();
mMapView.destroy();
// Gl app = (Gl)this.getApplication();
if (mBMapManager != null) {
mBMapManager.destroy();
mBMapManager = null;
}
super.onDestroy();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mMapView.onSaveInstanceState(outState);
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
mMapView.onRestoreInstanceState(savedInstanceState);
}
private void initMapView() {
mMapView.setLongClickable(true);
}
/**
* 监听函数，有新位置的时候，格式化成字符串，输出到屏幕中
*/
public class MyLocationListenner implements BDLocationListener {
@Override
public void onReceiveLocation(BDLocation location) {
if (location == null) {
return;
}
Log.d("map On location change received:" + location);
Log.d("map addr:" + location.getAddrStr());
sendButton.setEnabled(true);
if (progressDialog != null) {
progressDialog.dismiss();
}
if (lastLocation != null) {
if (lastLocation.getLatitude() == location.getLatitude() && lastLocation.getLongitude() == location.getLongitude()) {
Log.d("map same location, skip refresh");
// mMapView.refresh(); //need this refresh?
return;
}
}
lastLocation = location;
GeoPoint gcj02Point = new GeoPoint((int) (location.getLatitude() * 1e6), (int) (location.getLongitude() * 1e6));
EMLog.d(TAG, "GCJ-02 loc:" + gcj02Point);
GeoPoint point = CoordinateConvert.fromGcjToBaidu(gcj02Point);
EMLog.d(TAG, "converted BD-09 loc:" + point);
// GeoPoint p1 = gcjToBaidu(location.getLatitude(),
// location.getLongitude());
// System.err.println("johnson change to baidu:" + p1);
// GeoPoint p2 = baiduToGcj(location.getLatitude(),
// location.getLongitude());
// System.err.println("johnson change to gcj:" + p2);
OverlayItem addrItem = new OverlayItem(point, "title", location.getAddrStr());
mAddrOverlay.removeAll();
mAddrOverlay.addItem(addrItem);
mMapView.getController().setZoom(17);
mMapView.refresh();
mMapController.animateTo(point);
}
public void onReceivePoi(BDLocation poiLocation) {
if (poiLocation == null) {
return;
}
}
}
public class NotifyLister extends BDNotifyListener {
public void onNotify(BDLocation mlocation, float distance) {
}
}
public void back(View v) {
finish();
}
public void sendLocation(View view) {
Intent intent = this.getIntent();
intent.putExtra("latitude", lastLocation.getLatitude());
intent.putExtra("longitude", lastLocation.getLongitude());
intent.putExtra("address", lastLocation.getAddrStr());
this.setResult(RESULT_OK, intent);
finish();
overridePendingTransition(R.anim.slide_in_from_left, R.anim.slide_out_to_right);
}
public void initEngineManager(Context context) {
if (mBMapManager == null) {
mBMapManager = new BMapManager(context);
}
if (!mBMapManager.init(strKey, new MyGeneralListener())) {
Toast.makeText(this.getApplicationContext(), "BMapManager 初始化错误!", Toast.LENGTH_LONG).show();
}
}
class MyGeneralListener implements MKGeneralListener {
@Override
public void onGetNetworkState(int iError) {
if (iError == MKEvent.ERROR_NETWORK_CONNECT) {
Toast.makeText(BaiduMapActivity.this, "您的网络出错啦！", Toast.LENGTH_LONG).show();
} else if (iError == MKEvent.ERROR_NETWORK_DATA) {
Toast.makeText(BaiduMapActivity.this, "输入正确的检索条件！", Toast.LENGTH_LONG).show();
}
// ...
}
@Override
public void onGetPermissionState(int iError) {
if (iError == MKEvent.ERROR_PERMISSION_DENIED) {
// 授权Key错误：
Log.e("map permissio denied. check your app key");
}
}
}
static final double x_pi = 3.14159265358979324 * 3000.0 / 180.0;
public static GeoPoint gcjToBaidu(double lat, double lng) {
double x = lng, y = lat;
double z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * x_pi);
double theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * x_pi);
double bdLng = z * Math.cos(theta) + 0.0065;
double bdLat = z * Math.sin(theta) + 0.006;
return new GeoPoint((int) (bdLat * 1e6), (int) (bdLng * 1e6));
}
public static GeoPoint baiduToGcj(double lat, double lng) {
double x = lng - 0.0065, y = lat - 0.006;
double z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi);
double theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi);
double gcjLng = z * Math.cos(theta);
double gcjLat = z * Math.sin(theta);
return new GeoPoint((int) (gcjLat * 1e6), (int) (gcjLng * 1e6));
}
}