Android百度地图添加覆盖物（AndroidSDK_v2.4.1）

wocao

2014-04-25

使用网络功能所需权限:

<!--使用网络功能所需权限  -->
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE">
</uses-permission>
<uses-permission android:name="android.permission.INTERNET">
</uses-permission>
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE">
</uses-permission>
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE">
</uses-permission>
<!-- SDK离线地图和cache功能需要读写外部存储器 -->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE">
</uses-permission>
<uses-permission android:name="android.permission.WRITE_SETTINGS">
</uses-permission>
<!-- 获取设置信息和详情页直接拨打电话需要以下权限  -->
<uses-permission android:name="android.permission.READ_PHONE_STATE">
</uses-permission>
<uses-permission android:name="android.permission.CALL_PHONE">
</uses-permission>
<!-- 使用定位功能所需权限,demo已集成百度定位SDK,不使用定位功能可去掉以下6项 -->
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION">
</uses-permission>
<permission android:name="android.permission.BAIDU_LOCATION_SERVICE">
</permission>
<uses-permission android:name="android.permission.BAIDU_LOCATION_SERVICE">
</uses-permission>
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION">
</uses-permission>
<uses-permission android:name="android.permission.ACCESS_MOCK_LOCATION">
</uses-permission>
<uses-permission android:name="android.permission.ACCESS_GPS"/>

添加对应的开发密钥:

<meta-data android:name="com.baidu.lbsapi.API_KEY" android:value="开发密钥">
</meta-data>

DemoApplication.java:

package org.lee.android;


import android.app.Application;
import android.content.Context;
import android.widget.Toast;

import com.baidu.mapapi.BMapManager;
import com.baidu.mapapi.MKGeneralListener;
import com.baidu.mapapi.map.MKEvent;


public class DemoApplication extends Application {
	
    private static DemoApplication mInstance = null;
    public boolean m_bKeyRight = true;
    BMapManager mBMapManager = null;

	
	@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(new MyGeneralListener())) {
            Toast.makeText(DemoApplication.getInstance().getApplicationContext(), 
                    "BMapManager  初始化错误!", Toast.LENGTH_LONG).show();
        }
	}
	
	public static DemoApplication 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
    static class MyGeneralListener implements MKGeneralListener {
        
        @Override
        public void onGetNetworkState(int iError) {
            if (iError == MKEvent.ERROR_NETWORK_CONNECT) {
                Toast.makeText(DemoApplication.getInstance().getApplicationContext(), "您的网络出错啦！",
                    Toast.LENGTH_LONG).show();
            }
            else if (iError == MKEvent.ERROR_NETWORK_DATA) {
                Toast.makeText(DemoApplication.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(DemoApplication.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();
                DemoApplication.getInstance().m_bKeyRight = false;
            }
            else{
            	DemoApplication.getInstance().m_bKeyRight = true;
            	Toast.makeText(DemoApplication.getInstance().getApplicationContext(), 
                        "key认证成功", Toast.LENGTH_LONG).show();
            }
        }
    }
}

BaiduMapActivity.java:

package org.lee.android;

import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.View;

import com.baidu.mapapi.BMapManager;
import com.baidu.mapapi.map.ItemizedOverlay;
import com.baidu.mapapi.map.MapController;
import com.baidu.mapapi.map.MapView;
import com.baidu.mapapi.map.OverlayItem;
import com.baidu.mapapi.map.PopupClickListener;
import com.baidu.mapapi.map.PopupOverlay;
import com.baidu.platform.comapi.basestruct.GeoPoint;

public class BaiduMapActivity extends Activity {

	BMapManager mBMapMan = null;
	MapView mMapView = null;
	private MyOverlay mOverlay = null;  
    private PopupOverlay pop = null;  

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		super.onCreate(savedInstanceState);
		// 初始化地图View 
		initBdMapViews();
		//准备要添加的Overlay  
		addMyOverlay();

	}
	
	// 初始化地图View  
    private void initBdMapViews(){
    	mBMapMan = new BMapManager(getApplication());
		mBMapMan.init(null);
		// 注意：请在试用setContentView前初始化BMapManager对象，否则会报错
		setContentView(R.layout.baidumap);
		mMapView = (MapView) findViewById(R.id.bmapsView);
		mMapView.setBuiltInZoomControls(true);
		// 设置启用内置的缩放控件
		MapController mMapController = mMapView.getController();
		// 调整地图中心点  
        mMapController.setCenter(transformToGeoP(39.915, 116.404));  
		mMapController.setZoom(12);// 设置地图zoom级别
    }
	
	//准备要添加的Overlay  
	public void addMyOverlay(){
		double mLat1 = 39.90923;  
		double mLon1 = 116.397428;  
		double mLat2 = 39.9022;  
		double mLon2 = 116.3922;  
		double mLat3 = 39.917723;  
		double mLon3 = 116.3722;  
		// 用给定的经纬度构造GeoPoint，单位是微度 (度 * 1E6)  
		GeoPoint p1 = transformToGeoP(mLat1, mLon1);  
		GeoPoint p2 = transformToGeoP(mLat2, mLon2);    
		GeoPoint p3 = transformToGeoP(mLat3, mLon3);    
		//准备overlay图像数据，根据实情情况修复  
		Drawable mark= getResources().getDrawable(R.drawable.icon_gcoding);  
		//用OverlayItem准备Overlay数据  
		OverlayItem item1 = new OverlayItem(p1,"item1","item1");  
		//使用setMarker()方法设置overlay图片,如果不设置则使用构建ItemizedOverlay时的默认设置  
		OverlayItem item2 = new OverlayItem(p2,"item2","item2");  
		item2.setMarker(mark);  
		OverlayItem item3 = new OverlayItem(p3,"item3","item3");  
		   
		//创建IteminizedOverlay  
		mOverlay = new MyOverlay(mark, mMapView);  
		//将IteminizedOverlay添加到MapView中  
		  
		mMapView.getOverlays().clear();  
		mMapView.getOverlays().add(mOverlay);  
		   
		//现在所有准备工作已准备好，使用以下方法管理overlay.  
		//添加overlay, 当批量添加Overlay时使用addItem(List<OverlayItem>)效率更高  
		mOverlay.addItem(item1);  
		mOverlay.addItem(item2);  
		mOverlay.addItem(item3);  
		mMapView.refresh();  
	}
	
	// 弹出覆盖物  
    public void showPopupOverlay(GeoPoint p1)  
    {  
    	//创建pop对象，注册点击事件监听接口  
    	pop = new PopupOverlay(mMapView,new PopupClickListener() {                  
    	        @Override  
    	        public void onClickedPopup(int index) {  
    	                //在此处理pop点击事件，index为点击区域索引,点击区域最多可有三个  
    	        }  
    	});  
    	View view = getLayoutInflater().inflate(R.layout.pop_layout, null);  
        View pop_layout = view.findViewById(R.id.pop_layout);  
        //将View转化成用于显示的bitmap  
        Bitmap[] bitMaps = { BMapUtil.getBitmapFromView(pop_layout) };  
    	//弹出pop,隐藏pop  
    	pop.showPopup(bitMaps, p1, 32);    
    }  
    
    // 将经纬度转换成GeoPoint  
    private GeoPoint transformToGeoP(double lat, double lng)  
    {  
        return new GeoPoint((int) (lat * 1E6), (int) (lng * 1E6));  
    }  
	
	public class MyOverlay extends ItemizedOverlay<OverlayItem> {  
	    //用MapView构造ItemizedOverlay  
	    public MyOverlay(Drawable mark,MapView mapView){  
	            super(mark,mapView);  
	    }  
	    protected boolean onTap(int index) {  
	        //在此处理item点击事件  
	        System.out.println("item onTap: "+index); 
	        //弹出覆盖物  
            showPopupOverlay(getItem(index).getPoint());  
	        return true;  
	    }  
        public boolean onTap(GeoPoint pt, MapView mapView){  
        	if (pop != null)  
            {  
                //隐藏覆盖物  
                pop.hidePop();  
            }  
            return false;   
        }  
	}

	@Override
	protected void onDestroy() {
		mMapView.destroy();
		if (mBMapMan != null) {
			mBMapMan.destroy();
			mBMapMan = null;
		}
		super.onDestroy();
	}

	@Override
	protected void onPause() {
		mMapView.onPause();
		if (mBMapMan != null) {
			mBMapMan.stop();
		}
		super.onPause();
	}

	@Override
	protected void onResume() {
		mMapView.onResume();
		if (mBMapMan != null) {
			mBMapMan.start();
		}
		super.onResume();
	}

}

baidumap.xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

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

</LinearLayout>

pop_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="fill_parent" >

    <RelativeLayout
        android:id="@+id/pop_layout"
        android:layout_width="fill_parent"
        android:layout_height="120dip"
        android:background="@drawable/pop_layout_bg" >

        <LinearLayout
            android:id="@+id/user_logo_layout"
            android:layout_width="wrap_content"
            android:layout_height="fill_parent"
            android:layout_margin="2dip"
            android:gravity="center" >

            <ImageView
                android:id="@+id/user_logo"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@drawable/icon" />
        </LinearLayout>

        <LinearLayout
            android:layout_width="wrap_content"
            android:layout_height="fill_parent"
            android:layout_toRightOf="@+id/user_logo_layout"
            android:gravity="center"
            android:orientation="vertical" >

            <LinearLayout
                android:id="@+id/time_layout"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal" >

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="5dip"
                    android:layout_marginRight="5dip"
                    android:layout_marginTop="5dip"
                    android:text="时间:"
                    android:textColor="#ffffff"
                    android:textSize="15dip" />

                <TextView
                    android:id="@+id/time"
                    android:layout_width="175dip"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="5dip"
                    android:layout_marginRight="5dip"
                    android:layout_marginTop="5dip"
                    android:text="2014年4月25日"
                    android:textColor="#ffffff"
                    android:textSize="15dip" />
            </LinearLayout>

            <LinearLayout
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@+id/time_layout"
                android:orientation="horizontal" >

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="5dip"
                    android:layout_marginRight="5dip"
                    android:layout_marginTop="5dip"
                    android:text="地点:"
                    android:textColor="#ffffff"
                    android:textSize="15dip" />

                <TextView
                    android:id="@+id/address"
                    android:layout_width="170dip"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="5dip"
                    android:layout_marginRight="5dip"
                    android:layout_marginTop="5dip"
                    android:text="安徽省合肥市包河区富广大厦"
                    android:lines="2"
                    android:ellipsize="end"
                    android:textColor="#ffffff"
                    android:textSize="15dip" />
            </LinearLayout>
        </LinearLayout>
    </RelativeLayout>

</RelativeLayout>

Android百度地图添加覆盖物（AndroidSDK_v2.4.1）