android 调用百度地图 实例源码

【实例简介】仿百度地图定位，步行路线，公交换乘
【实例截图】
【核心代码】import com.baidu.mapapi.SDKInitializer;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class MainActivity extends Activity {
private static String[] objects = new String[] { "hello world", "图层",
"圆形覆盖物", "展示文字", "marker覆盖物", "矩形范围内搜索", "圆形区域", "全城搜索", "驾车路线",
"步行路线", "公交换乘", "我的位置" };
private static Class[] clazzs = new Class[] { HelloWorld.class,
LayerDemo.class, CircleOptionsDemo.class, TextOptionsDemo.class,
MarkerOptionsDemo.class, PoiSearchInBoundsDemo.class,
PoiSearchNearByDemo.class, PoiSearchIncityDemo.class,
DrivingRouteOverlayDemo.class, WalkingRouteOverlayDemo.class,
TransitRouteOverlayDemo.class ,LocationDemo.class};
private ListView list;
private ArrayAdapter<String> adapter;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
list = (ListView) findViewById(R.id.list);

adapter = new ArrayAdapter<String>(getApplicationContext(),
R.layout.item, objects);

list.setAdapter(adapter);
list.setOnItemClickListener(new OnItemClickListener() {

@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
Intent intent = new Intent(getApplicationContext(),
clazzs[position]);
startActivity(intent);
}
});

SDKInitializer.initialize(getApplicationContext()); // 不能传递Activity，必须是全局Context
}

}