[Android] MyLocationOverlay 사용 예제...

MyLocationOverlay 을 사용하여 MapView에서 자신의 위치를 쉽게 보여줄 수 있다.

아래는 GPS 관련 예제 프로그램을 만들던 중, 정리한 MyLocationOverlay 사용 예제...

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01.public class MapViewerActivity extends MapActivity {

02.    private static final String TAG = "MapViewerActivity";

03. 

04.    private MapView mMapView;

05.    private MapController mMapController;

06. 

07.    private PowerManager.WakeLock mWakeLock;

08. 

09.    private MyLocationOverlay mMyLocationOverlay;

10. 

11.    @Override

12.    protected void onCreate(Bundle savedInstanceState) {

13.        super.onCreate(savedInstanceState);

14.        setContentView(R.layout.map_viewer);

15. 

16.        mMapView = (MapView) findViewById(R.id.mapView);

17.        mMapView.setBuiltInZoomControls(true);

18.        mMapView.displayZoomControls(true);

19. 

20.        mMapController = mMapView.getController();

21.        mMapController.setZoom(12);

22. 

23.        PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);

24.        mWakeLock = powerManager.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK,

25.                "PowerManager.WakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK)");

26. 

27.        setMyLocationOverlay();

28.    }

29. 

30.    @Override

31.    protected void onResume() {

32.        super.onResume();

33. 

34.        mWakeLock.acquire();

35. 

36.        if (mMyLocationOverlay == null) {

37.            mMyLocationOverlay = new MyLocationOverlay(this, mMapView);

38.        }

39.        mMyLocationOverlay.enableMyLocation();

40.    }

41. 

42.    @Override

43.    protected void onPause() {

44.        super.onPause();

45. 

46.        if (mMyLocationOverlay != null) {

47.            mMyLocationOverlay.disableMyLocation();

48.        }

49. 

50.        mWakeLock.release();

51.    }

52. 

53.    @Override

54.    protected boolean isRouteDisplayed() {

55.        return false;

56.    }

57. 

58.    private void setMyLocationOverlay() {

59.        mMyLocationOverlay = new MyLocationOverlay(this, mMapView);

60.        mMyLocationOverlay.enableMyLocation();

61.        // mMyLocationOverlay.enableCompass();

62. 

63.        mMyLocationOverlay.runOnFirstFix(new Runnable() {

64.            public void run() {

65.                mMapController.animateTo(mMyLocationOverlay.getMyLocation());

66.            }

67.        });

68. 

69.        mMapView.getOverlays().add(mMyLocationOverlay);

70.    }

71.}