Android百度地图实现搜索和定位及自定义图标绘制并点击时弹出泡泡

public class MyApplication extends Application {
private static MyApplication mInstance = null;
public boolean m_bKeyRight = true;
public BMapManager mBMapManager = null;
public static final String strKey = "申请的应用key";
@Override
public void onCreate() {
super.onCreate();
mInstance = this;
initEngineManager(this);
}
public void initEngineManager(Context context) {
if (mBMapManager == null) {
mBMapManager = new BMapManager(context);
}
if (!mBMapManager.init(strKey,new MyGeneralListener())) {
Toast.makeText(MyApplication.getInstance().getApplicationContext(), "BMapManager 初始化错误!", Toast.LENGTH_LONG).show();
}
}
public static MyApplication getInstance() {
return mInstance;
}
// 常用事件监听，用来处理通常的网络错误，授权验证错误等
public static class MyGeneralListener implements MKGeneralListener {
@Override
public void onGetNetworkState(int iError) {
if (iError == MKEvent.ERROR_NETWORK_CONNECT) {
Toast.makeText(MyApplication.getInstance().getApplicationContext(), "您的网络出错啦！",Toast.LENGTH_LONG).show();
}else if (iError == MKEvent.ERROR_NETWORK_DATA) {
Toast.makeText(MyApplication.getInstance().getApplicationContext(), "输入正确的检索条件！",Toast.LENGTH_LONG).show();
}
}
@Override
public void onGetPermissionState(int iError) {
//非零值表示key验证未通过
if (iError != 0) {
//授权Key错误：
Toast.makeText(MyApplication.getInstance().getApplicationContext(), 
"请在 DemoApplication.java文件输入正确的授权Key,并检查您的网络连接是否正常！error: "+iError, Toast.LENGTH_LONG).show();
MyApplication.getInstance().m_bKeyRight = true;
}
else{
MyApplication.getInstance().m_bKeyRight = true;
//Toast.makeText(DemoApplication.getInstance().getApplicationContext(), "key认证成功", Toast.LENGTH_LONG).show();
}
}
}
}

public class MyLocationMapView extends MapView {


public static PopupOverlay pop = null;// 弹出泡泡图层，点击图标使用
public MyLocationMapView(Context context) {
super(context);
}
public MyLocationMapView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public MyLocationMapView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
if (!super.onTouchEvent(event)) {
// 消隐泡泡
if (pop != null && event.getAction() == MotionEvent.ACTION_UP)
pop.hidePop();
}
return true;
}
}

public class MainActivity extends Activity {
private EditText txtAddr;
// 定位相关
LocationClient mLocClient;
LocationData locData = null;
public MyLocationListenner myListener = new MyLocationListenner();
public MyApplication app;
//定位图层
locationOverlay myLocatiOnOverlay= null;
//弹出泡泡图层
private PopupOverlay pop = null;//弹出泡泡图层，浏览节点时使用
private TextView popupText = null;//泡泡view
private View viewCache = null;
//地图相关，使用继承MapView的MyLocationMapView目的是重写touch事件实现泡泡处理
//如果不处理touch事件，则无需继承，直接使用MapView即可
public MyLocationMapView mMapView = null; // 地图View
private MapController mMapCOntroller= null;
private MKSearch mMKSearch = null;//用于信息检索服务 
//UI相关
OnCheckedChangeListener radioButtOnListener= null;
TextView requestLocButton ,btSerach;
boolean isRequest = false;//是否手动触发请求定位
boolean isFirstLoc = true;//是否首次定位
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
/**
* 使用地图sdk前需先初始化BMapManager.
* BMapManager是全局的，可为多个MapView共用，它需要地图模块创建前创建，
* 并在地图地图模块销毁后销毁，只要还有地图模块在使用，BMapManager就不应该销毁
*/
app = (MyApplication)this.getApplication();
if (app.mBMapManager == null) {
app.mBMapManager = new BMapManager(getApplicationContext());
/**
* 如果BMapManager没有初始化则初始化BMapManager
*/
app.mBMapManager.init(MyApplication.strKey,new MyApplication.MyGeneralListener());
}
setContentView(R.layout.activity_main);
txtAddr=(EditText)findViewById(R.id.txtAddr);//关键字输入框
//监听搜索单击事件
btSerach= (TextView)findViewById(R.id.btOk);
btSerach.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mMKSearch.poiSearchInCity("", txtAddr.getText().toString()); 
}
});
//定位按钮
requestLocButton = (TextView)findViewById(R.id.btget);
requestLocButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
requestLocClick();
}
});
//地图初始化
mMapView = (MyLocationMapView)findViewById(R.id.bmapView);
mMapView.setTraffic(true);//设置地图模式为交通视图(也可为卫星视图) 
mMapCOntroller= mMapView.getController();
mMapView.getController().setZoom(15);
mMapView.getController().enableClick(true);
mMapView.setBuiltInZoomControls(true);
//信息检索初始化
mMKSearch = new MKSearch(); 
mMKSearch.init(app.mBMapManager, new MKSearchListener() {
@Override
public void onGetAddrResult(MKAddrInfo arg0, int arg1) {
}
@Override
public void onGetBusDetailResult(MKBusLineResult arg0, int arg1) {
}
@Override
public void onGetDrivingRouteResult(MKDrivingRouteResult arg0,
int arg1) {
}
@Override
public void onGetPoiDetailSearchResult(int arg0, int arg1) {
}
@Override
public void onGetPoiResult(MKPoiResult res, int type, int error) {
if (error == MKEvent.ERROR_RESULT_NOT_FOUND) {
Toast.makeText(MainActivity.this, "抱歉，未找到结果",
Toast.LENGTH_LONG).show();
return;
} else if (error != 0 || res == null) {
Toast.makeText(MainActivity.this, "搜索出错啦.."+error,
Toast.LENGTH_LONG).show();
return;
}
PoiOverlay poiOverlay = new PoiOverlay(MainActivity.this,
mMapView);
poiOverlay.setData(res.getAllPoi());
mMapView.getOverlays().clear();
mMapView.getOverlays().add(poiOverlay);
mMapView.refresh();
for (MKPoiInfo info : res.getAllPoi()) {
if (info.pt != null) {
mMapView.getController().animateTo(info.pt);
break;
}
}
}
@Override
public void onGetShareUrlResult(MKShareUrlResult arg0, int arg1,
int arg2) {
}
@Override
public void onGetSuggestionResult(MKSuggestionResult arg0, int arg1){
}
@Override
public void onGetTransitRouteResult(MKTransitRouteResult arg0,
int arg1) {
}
@Override
public void onGetWalkingRouteResult(MKWalkingRouteResult arg0,
int arg1) {
}
});
createPaopao();
//定位初始化
mLocClient = new LocationClient( this );
locData = new LocationData();
mLocClient.registerLocationListener( myListener );
LocationClientOption option = new LocationClientOption();
option.setOpenGps(true);//打开gps
option.setAddrType("all");//返回的定位结果包含地址信息
option.disableCache(false);//禁止启用缓存定位
option.setCoorType("bd09ll"); //设置坐标类型
option.setScanSpan(1000);
mLocClient.setLocOption(option);
mLocClient.start();
//定位图层初始化
myLocatiOnOverlay= new locationOverlay(mMapView);
//设置定位数据
myLocationOverlay.setData(locData);
//添加定位图层
mMapView.getOverlays().add(myLocationOverlay);
myLocationOverlay.enableCompass();
//修改定位数据后刷新图层生效
mMapView.refresh();
}
/**
* 手动触发一次定位请求
*/
public void requestLocClick(){
isRequest = true;
mLocClient.requestLocation();
Toast.makeText(MainActivity.this, "正在定位……", Toast.LENGTH_SHORT).show();
}
/**
* 创建弹出泡泡图层
*/
public void createPaopao(){
viewCache = getLayoutInflater().inflate(R.layout.custom_text_view, null);
popupText =(TextView) viewCache.findViewById(R.id.textcache);
//泡泡点击响应回调
PopupClickListener popListener = new PopupClickListener(){
@Override
public void onClickedPopup(int index) {
}
};
pop = new PopupOverlay(mMapView,popListener);
MyLocationMapView.pop = pop;
}
/**
* 定位SDK监听函数
*/
public class MyLocationListenner implements BDLocationListener {
@Override
public void onReceiveLocation(BDLocation location) {
if (location == null)
return ;
locData.latitude = location.getLatitude();
locData.lOngitude= location.getLongitude();
//如果不显示定位精度圈，将accuracy赋值为0即可
locData.accuracy = location.getRadius();
// 此处可以设置 locData的方向信息, 如果定位 SDK 未返回方向信息，用户可以自己实现罗盘功能添加方向信息。
locData.direction = location.getDerect();
//更新定位数据
myLocationOverlay.setData(locData);
//更新图层数据执行刷新后生效
mMapView.refresh();
//是手动触发请求或首次定位时，移动到定位点
if (isRequest || isFirstLoc){
//移动地图到定位点
//Log.d("LocationOverlay", "receive location, animate to it");
mMapController.animateTo(new GeoPoint((int)(locData.latitude* 1e6), (int)(locData.longitude * 1e6)));
isRequest = false;
myLocationOverlay.setLocationMode(LocationMode.FOLLOWING);
}
//首次定位完成
isFirstLoc = false;
}
public void onReceivePoi(BDLocation poiLocation) {
if (poiLocation == null){
return ;
}
}
}
//继承MyLocationOverlay重写dispatchTap实现点击处理
public class locationOverlay extends MyLocationOverlay{
public locationOverlay(MapView mapView) {
super(mapView);
}
@Override
protected boolean dispatchTap() {
//处理点击事件,弹出泡泡
popupText.setBackgroundResource(R.drawable.popup);
popupText.setText(mLocClient.getLastKnownLocation().getAddrStr());
pop.showPopup(BMapUtil.getBitmapFromView(popupText),new GeoPoint((int)(locData.latitude*1e6), (int)(locData.longitude*1e6)),8);
return true;
}
}
@Override
protected void onPause() {
mMapView.onPause();
if(app.mBMapManager!=null){ 
app.mBMapManager.stop(); 
} 
super.onPause();
}
@Override
protected void onResume() {
mMapView.onResume();
if(app.mBMapManager!=null){ 
app.mBMapManager.start(); 
}
super.onResume();
}
@Override
protected void onDestroy() {
//退出时销毁定位
if (mLocClient != null)
mLocClient.stop();
mMapView.destroy();
if(app.mBMapManager!=null){ 
app.mBMapManager.destroy(); 
app.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);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
return true;
}
}

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