Android百度地图深入学习（2）

添加覆盖物、覆盖物点击的处理

大体步骤：

Marker

OverlayOptions指定位置和图标

InfoWindow

BaiduMap.showInfoWindow();

BaiduMap.hideInfoWindow();

/baidudemo/src/com/xbmu/baidudemo/Info.java

package com.xbmu.baidudemo;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

public class Info implements Serializable{
	private double latitude;
	private double longitude;
	private int imgId;
	private String name;
	private String distance;
	private int zan;
	
	public static List<Info> infos = new ArrayList<Info>();
	static
	{
		infos.add(new Info(34.242652, 108.971171, R.drawable.a01, "英伦贵族小旅馆",
				"距离209米", 1456));
		infos.add(new Info(34.242952, 108.972171, R.drawable.a02, "沙井国际洗浴会所",
				"距离897米", 456));
		infos.add(new Info(34.242852, 108.973171, R.drawable.a03, "五环服装城",
				"距离249米", 1456));
		infos.add(new Info(34.242152, 108.971971, R.drawable.a04, "老米家泡馍小炒",
				"距离679米", 1456));
	}
	
	public Info(double latitude, double longitude, int imgId, String name,
			String distance, int zan) {
		super();
		this.latitude = latitude;
		this.longitude = longitude;
		this.imgId = imgId;
		this.name = name;
		this.distance = distance;
		this.zan = zan;
	}
	public double getLatitude() {
		return latitude;
	}
	public void setLatitude(double latitude) {
		this.latitude = latitude;
	}
	public double getLongitude() {
		return longitude;
	}
	public void setLongitude(double longitude) {
		this.longitude = longitude;
	}
	public int getImgId() {
		return imgId;
	}
	public void setImgId(int imgId) {
		this.imgId = imgId;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getDistance() {
		return distance;
	}
	public void setDistance(String distance) {
		this.distance = distance;
	}
	public int getZan() {
		return zan;
	}
	public void setZan(int zan) {
		this.zan = zan;
	}
	
}

/baidudemo/res/layout/activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity" >

    <com.baidu.mapapi.map.MapView
        android:id="@+id/bmapView"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:clickable="true" />

    <RelativeLayout
        android:id="@+id/id_maker_ly"
        android:layout_width="match_parent"
        android:layout_height="220dp"
        android:layout_alignParentBottom="true"
        android:background="#cc4e5a6b"
        android:clickable="true"
        android:visibility="gone" >

        <ImageView
            android:id="@+id/id_info_img"
            android:layout_width="fill_parent"
            android:layout_height="150dp"
            android:layout_marginBottom="10dp"
            android:layout_marginLeft="12dp"
            android:layout_marginRight="12dp"
            android:layout_marginTop="10dp"
            android:background="@drawable/img_border"
            android:scaleType="fitXY"
            android:src="@drawable/a01" >
        </ImageView>

        <RelativeLayout
            android:layout_width="fill_parent"
            android:layout_height="50dp"
            android:layout_alignParentBottom="true"
            android:background="@drawable/bg_map_bottom" >

            <LinearLayout
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:orientation="vertical" >

                <TextView
                    android:id="@+id/id_info_name"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="老米家泡馍"
                    android:textColor="#fff5eb" />

                <TextView
                    android:id="@+id/id_info_distance"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="距离200米"
                    android:textColor="#fff5eb" />
            </LinearLayout>

            <LinearLayout
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_alignParentRight="true"
                android:layout_centerVertical="true"
                android:layout_marginRight="20dp"
                android:orientation="horizontal" >

                <ImageView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:background="@drawable/map_zan"
                    android:clickable="true" />

                <TextView
                    android:id="@+id/id_info_zan"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:text="789"
                    android:textColor="#fff5eb" />
            </LinearLayout>
        </RelativeLayout>
    </RelativeLayout>

</RelativeLayout>

/baidudemo/res/menu/main.xml

<menu xmlns:android="http://schemas.android.com/apk/res/android" >

    <item
        android:id="@+id/id_map_common"
        android:showAsAction="never"
        android:title="普通地图"/>
    <item
        android:id="@+id/id_map_site"
        android:showAsAction="never"
        android:title="卫星地图"/>
    <item
        android:id="@+id/id_map_traffic"
        android:showAsAction="never"
        android:title="实时交通(off)"/>
    <item
        android:id="@+id/id_map_location"
        android:showAsAction="never"
        android:title="我的位置"/>
    <item
        android:id="@+id/id_map_mode_common"
        android:showAsAction="never"
        android:title="普通模式"/>
    <item
        android:id="@+id/id_map_mode_following"
        android:showAsAction="never"
        android:title="跟随模式"/>
    <item
        android:id="@+id/id_map_mode_compass"
        android:showAsAction="never"
        android:title="罗盘模式"/>
    <item
        android:id="@+id/id_add_overlay"
        android:showAsAction="never"
        android:title="添加覆盖物"/>
</menu>

MainActivity.java

package com.xbmu.baidudemo;

import java.io.Serializable;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.graphics.Point;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.Window;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;
import com.baidu.mapapi.SDKInitializer;
import com.baidu.mapapi.map.BaiduMap;
import com.baidu.mapapi.map.BaiduMap.OnMapClickListener;
import com.baidu.mapapi.map.BaiduMap.OnMarkerClickListener;
import com.baidu.mapapi.map.BitmapDescriptor;
import com.baidu.mapapi.map.BitmapDescriptorFactory;
import com.baidu.mapapi.map.InfoWindow;
import com.baidu.mapapi.map.InfoWindow.OnInfoWindowClickListener;
import com.baidu.mapapi.map.MapPoi;
import com.baidu.mapapi.map.MapStatusUpdate;
import com.baidu.mapapi.map.MapStatusUpdateFactory;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.Marker;
import com.baidu.mapapi.map.MarkerOptions;
import com.baidu.mapapi.map.MyLocationConfiguration;
import com.baidu.mapapi.map.MyLocationConfiguration.LocationMode;
import com.baidu.mapapi.map.MyLocationData;
import com.baidu.mapapi.map.OverlayOptions;
import com.baidu.mapapi.model.LatLng;
import com.xbmu.baidudemo.MyOrientationListener.OnOrientationListener;

public class MainActivity extends Activity {

	private MapView mMapView;
	private BaiduMap mBaiduMap;

	private Context context;

	// 定位相关
	private LocationClient mLocationClient;
	private MyLocationListener mLocationListener;
	private boolean isFirstIn = true;
	private double mLatitude;
	private double mLongtitude;

	// 自定义定位图标
	private BitmapDescriptor mIconLocation;
	private MyOrientationListener myOrientationListener;
	private float mCurrentX;
	private LocationMode mLocationMode;

	// 覆盖物相关
	private BitmapDescriptor mMarker;
	private RelativeLayout mMarkerLy;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		// 在使用SDK各组件之前初始化context信息，传入ApplicationContext
		// 注意该方法要再setContentView方法之前实现
		SDKInitializer.initialize(getApplicationContext());
		setContentView(R.layout.activity_main);

		this.context = this;

		initView();

		// 初始化定位
		initLocation();

		initMarker();
		mBaiduMap.setOnMarkerClickListener(new OnMarkerClickListener() {

			@Override
			public boolean onMarkerClick(Marker marker) {
				Bundle extraInfo = marker.getExtraInfo();
				Info info = (Info) extraInfo.getSerializable("info");
				ImageView iv = (ImageView) mMarkerLy
						.findViewById(R.id.id_info_img);
				TextView distance = (TextView) mMarkerLy
						.findViewById(R.id.id_info_distance);
				TextView name = (TextView) mMarkerLy
						.findViewById(R.id.id_info_name);
				TextView zan = (TextView) mMarkerLy
						.findViewById(R.id.id_info_zan);
				iv.setImageResource(info.getImgId());
				distance.setText(info.getDistance());
				name.setText(info.getName());
				zan.setText(info.getZan() + "");

				InfoWindow infoWindow;
				TextView tv = new TextView(context);
				tv.setBackgroundResource(R.drawable.location_tips);
				tv.setPadding(30, 20, 30, 50);
				tv.setText(info.getName());
				tv.setTextColor(Color.parseColor("#ffffff"));

				final LatLng latLng = marker.getPosition();
				Point p = mBaiduMap.getProjection().toScreenLocation(latLng);
				p.y -= 47;
				LatLng ll = mBaiduMap.getProjection().fromScreenLocation(p);

				// infoWindow = new InfoWindow(tv, ll,
				// new OnInfoWindowClickListener() {
				//
				// @Override
				// public void onInfoWindowClick() {
				// mBaiduMap.hideInfoWindow();
				//
				// }
				// });
				infoWindow = new InfoWindow(mMarker, ll, 0,
						new OnInfoWindowClickListener() {

							@Override
							public void onInfoWindowClick() {
								mBaiduMap.hideInfoWindow();
							}
						});
				mBaiduMap.showInfoWindow(infoWindow);
				mMarkerLy.setVisibility(View.VISIBLE);
				return true;
			}
		});
		mBaiduMap.setOnMapClickListener(new OnMapClickListener() {

			@Override
			public boolean onMapPoiClick(MapPoi arg0) {
				// TODO Auto-generated method stub
				return false;
			}

			@Override
			public void onMapClick(LatLng arg0) {
				mMarkerLy.setVisibility(View.GONE);
				mBaiduMap.hideInfoWindow();
			}
		});
	}

	private void initMarker() {
		mMarker = BitmapDescriptorFactory.fromResource(R.drawable.maker);
		mMarkerLy = (RelativeLayout) findViewById(R.id.id_maker_ly);
	}

	private void initLocation() {
		mLocationMode = LocationMode.NORMAL;

		mLocationClient = new LocationClient(this);
		mLocationListener = new MyLocationListener();
		mLocationClient.registerLocationListener(mLocationListener);

		LocationClientOption option = new LocationClientOption();
		option.setCoorType("bd09ll");
		option.setIsNeedAddress(true);
		option.setOpenGps(true);
		option.setScanSpan(1000);
		mLocationClient.setLocOption(option);

		// 初始化图标
		mIconLocation = BitmapDescriptorFactory
				.fromResource(R.drawable.navi_map_gps_locked);

		myOrientationListener = new MyOrientationListener(context);

		myOrientationListener
				.setOnOrientationListener(new OnOrientationListener() {

					@Override
					public void onOrientationChanged(float x) {
						mCurrentX = x;
					}
				});
	}

	private void initView() {
		mMapView = (MapView) findViewById(R.id.bmapView);
		mBaiduMap = mMapView.getMap();
		MapStatusUpdate msu = MapStatusUpdateFactory.zoomTo(15.0f);
		mBaiduMap.setMapStatus(msu);
	}

	@Override
	protected void onPause() {
		super.onPause();
		// 在activity执行onPause时执行mMapView. onPause ()，实现地图生命周期管理
		mMapView.onPause();
	}

	@Override
	protected void onStart() {
		super.onStart();
		// 开启定位
		mBaiduMap.setMyLocationEnabled(true);
		if (!mLocationClient.isStarted())
			mLocationClient.start();
		// 开启方向传感器
		myOrientationListener.start();
	}

	@Override
	protected void onResume() {
		super.onResume();
		// 在activity执行onResume时执行mMapView. onResume ()，实现地图生命周期管理
		mMapView.onResume();
	}

	@Override
	protected void onStop() {
		super.onStop();
		// 关闭定位
		mBaiduMap.setMyLocationEnabled(false);
		mLocationClient.stop();
		// 停止方向传感器
		myOrientationListener.stop();
	}

	@Override
	protected void onDestroy() {
		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 boolean onCreateOptionsMenu(Menu menu) {
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		switch (item.getItemId()) {
		case R.id.id_map_common:
			mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL);
			break;
		case R.id.id_map_site:
			mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE);
			break;
		case R.id.id_map_traffic:
			if (mBaiduMap.isTrafficEnabled()) {// 为true，可以进行实时交通。
				// 菜单项再点击一次就不能进行实时交通，并修改显示信息
				mBaiduMap.setTrafficEnabled(false);
				item.setTitle("实时交通(off)");
			} else {
				mBaiduMap.setTrafficEnabled(true);
				item.setTitle("实时交通(on)");
			}
			break;
		case R.id.id_map_location:
			centerToMyLocation();
			break;
		case R.id.id_map_mode_common:
			mLocationMode = LocationMode.NORMAL;
			break;
		case R.id.id_map_mode_following:
			mLocationMode = LocationMode.FOLLOWING;
			break;
		case R.id.id_map_mode_compass:
			mLocationMode = LocationMode.COMPASS;
			break;
		case R.id.id_add_overlay:
			addOverlays(Info.infos);
		default:
			break;
		}
		return super.onOptionsItemSelected(item);
	}

	/**
	 * 添加覆盖物
	 * 
	 * @param infos
	 */
	private void addOverlays(List<Info> infos) {
		mBaiduMap.clear();
		LatLng latLng = null;
		Marker marker = null;
		OverlayOptions options;
		for (Info info : infos) {
			// 经纬度
			latLng = new LatLng(info.getLatitude(), info.getLongitude());
			// 图标
			options = new MarkerOptions().position(latLng).icon(mMarker)
					.zIndex(5);
			marker = (Marker) mBaiduMap.addOverlay(options);
			Bundle bundle = new Bundle();
			bundle.putSerializable("info", info);
			marker.setExtraInfo(bundle);
		}
		MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng);
		mBaiduMap.setMapStatus(msu);

	}

	/** 定位到我的位置 */
	private void centerToMyLocation() {
		LatLng latLng = new LatLng(mLatitude, mLongtitude);
		MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng);
		mBaiduMap.animateMapStatus(msu);
	}

	private class MyLocationListener implements BDLocationListener {

		@Override
		public void onReceiveLocation(BDLocation location) {
			// 构造定位数据
			MyLocationData data = new MyLocationData.Builder()//
					.direction(mCurrentX)//
					.accuracy(location.getRadius())//
					.latitude(location.getLatitude())//
					.longitude(location.getLongitude()).build();
			mBaiduMap.setMyLocationData(data);

			// 设置自定义图标
			MyLocationConfiguration config = new MyLocationConfiguration(
					mLocationMode, true, mIconLocation);
			mBaiduMap.setMyLocationConfigeration(config);

			// 更细经纬度
			mLatitude = location.getLatitude();
			mLongtitude = location.getLongitude();
			if (isFirstIn) {
				LatLng latLng = new LatLng(location.getLatitude(),
						location.getLongitude());
				MapStatusUpdate msu = MapStatusUpdateFactory.newLatLng(latLng);
				mBaiduMap.animateMapStatus(msu);
				isFirstIn = false;

				Toast.makeText(context, location.getAddrStr(), 0).show();
			}
		}
	}
}

运行效果：

全部代码：http://download.csdn.net/detail/btt2013/9508829

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