android版百度地图 自定义 点击当前位置弹出气泡

//继承MyLocationOverlay重写dispatchTap实现点击处理
public class locationOverlay extends MyLocationOverlay{

public locationOverlay(MapView mapView) {
super(mapView);
// TODO Auto-generated constructor stub
}
@Override
protected boolean dispatchTap() {
// TODO Auto-generated method stub
//  			//处理点击事件,弹出泡泡
//  			popupText.setBackgroundResource(R.drawable.popup);
//			popupText.setText("我的位置");
/**
* 把一个xml布局文件转化成view
*/
//  			public View getView(String title, String text) {
View view = getLayoutInflater().inflate(R.layout.marker, null);
TextView text_title = (TextView) view.findViewById(R.id.marker_title);
TextView text_text = (TextView) view.findViewById(R.id.marker_text);
SpannableString titleText = new SpannableString(temLocation.getCity());
titleText.setSpan(new ForegroundColorSpan(Color.RED), 0,
titleText.length(), 0);
text_title.setText(titleText);
SpannableString texttext = new SpannableString(temLocation.getAddrStr());
texttext.setSpan(new ForegroundColorSpan(Color.BLACK), 0,
texttext.length(), 0);
text_text.setText(texttext);
//  				return view;
//  			}
//			pop.showPopup(BMapUtil.getBitmapFromView(popupText),
pop.showPopup(BMapUtil.getBitmapFromView(view),
new GeoPoint((int)(locData.latitude*1e6), (int)(locData.longitude*1e6)),
8);
return true;
}

}

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

<TextView
android:id="@+id/marker_title"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />

<TextView
android:id="@+id/marker_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />

</LinearLayout>