今天看了一些视频,学习的google map下面是一些总结
1生成密钥
步骤:首先获得密钥打开eclipse>window>preference>android>builde
然后打开cmd
进入下面的路劲
敲入
获得md5码
进入google网站注册,把你的md5码填进去
https://developers.google.com/maps/documentation/android/maps-api-signup
生产的key用记事本记起来
在xml文件中,引入 <com.google.android.maps.MapView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:apiKey="0oSMQIkVrCH2-x7f7MiHuQJUNXQ8H9m0pPUzQ6Q"
/>
在主activity extends MapActivity
在AndroidManifest.xml中加上<uses-permission android:name="android.permission.INTERNET"/>
在application节点下,加入 <uses-library android:name="com.google.android.maps"/>
下面的代码是实现地图的定位,街景,交通地图,卫星地图切换
package com.googlemap.activity;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
public class MainActivity extends MapActivity {
private MapView mapview;
private MapController control;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mapview=(MapView) this.findViewById(R.id.mapview);
control=mapview.getController();
mapview.setClickable(true);
mapview.setTraffic(true);
mapview.setBuiltInZoomControls(true);
control.setZoom(10);
mapview.setLongClickable(true);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(1, 1, 1, "交通地图");
menu.add(2, 2, 2, "卫星地图");
menu.add(3,3,3,"街景模式");
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case 1:
mapview.setTraffic(true);
mapview.setSatellite(false);
mapview.setStreetView(false);
break;
case 2:
mapview.setTraffic(false);
mapview.setSatellite(true);
mapview.setStreetView(false);
break;
case 3:
mapview.setTraffic(false);
mapview.setSatellite(false);
mapview.setStreetView(true);
default:
break;
}
return super.onOptionsItemSelected(item);
}
@Override
protected boolean isRouteDisplayed() {
// TODO Auto-generated method stub
return false;
}
public void UpdataMapshow(Double lat,Double lng){
int latI=(int) (lat*1E6);
int lngI=(int) (lng*1E6);
GeoPoint point=new GeoPoint(latI, lngI);
control.setCenter(point);
control.setZoom(mapview.getZoomLevel()-1);
control.animateTo(point);
}
}
main.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.google.android.maps.MapView
android:id="@+id/mapview"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:apiKey="0oSMQIkVrCH2-x7f7MiHuQJUNXQ8H9m0pPUzQ6Q" />
</LinearLayout>
google map 的使用
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转载自375809600.iteye.com/blog/1663769
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