android开发培训实现GPS定位服务说明.doc

Android下实现GPS定位服务 1.申请google API Key，参考前面文章 2.实现GPS的功能需要使用模拟器进行经纬度的模拟设置，请参考前一篇文章进行设置 3.创建一个Build Target为Google APIs的项目 4.修改Androidmanifest文件： XML/HTML代码 viewplaincopytoclipboardprint? uses-libraryandroid:name=com.google.android.maps/ uses-permissionandroid:name=android.permission.INTERNET/ uses-permissionandroid:name=android.permission.ACCESS_COARSE_LOCATION/ uses-permissionandroid:name=android.permission.ACCESS_FINE_LOCATION/ 5.修改main.xml文件 XML代码 viewplaincopytoclipboardprint? com.google.android.maps.MapView android:id=@+id/MapView01 android:layout_width=fill_parent android:layout_height=fill_parent android:apiKey=0f8FBFJliR7j_7aNwDxClBv6VW8O12V2Y21W_CQ/ 注意：这里的apiKey值请相应修改为自己的key值 6.代码清单: Java代码 viewplaincopytoclipboardprint? packagecom.hoo.android.LocationMap; importjava.io.IOException; importjava.util.List; importjava.util.Locale; importandroid.content.Context; importandroid.graphics.Bitmap; importandroid.graphics.BitmapFactory; importandroid.graphics.Canvas; importandroid.graphics.Paint; importandroid.graphics.Point; importandroid.location.Address; importandroid.location.Criteria; importandroid.location.Geocoder; importandroid.location.Location; importandroid.location.LocationListener; importandroid.location.LocationManager; importandroid.os.Bundle; importandroid.widget.TextView; importcom.google.android.maps.GeoPoint; importcom.google.android.maps.MapActivity; importcom.google.android.maps.MapController; importcom.google.android.maps.MapView; importcom.google.android.maps.Overlay; publicclassActivityLocationMapextendsMapActivity { publicMapControllermapController; publicMyLocationOverlaymyPosition; publicMapViewmyMapView; publicvoidonCreate(BundlesavedInstanceState){ super.onCreate(savedInstanceState); setContentView(R.layout.main); //取得LocationManager实例 LocationManagerlocationManager; Stringcontext=Context.LOCATION_SERVICE; locationManager=(LocationManager)getSystemService(context); myMapView=(MapView)findViewById(R.id.MapView01); //取得MapController实