高德地图Android，绘制自定义定位蓝点、marker、面

public class LineUpActivity extends BaseActivity implements LocationSource {    @BindView(R.id.line_up_map)    MapView mapView;    private AMap aMap;    private UiSettings uiSettings;    private AMapLocationClient aMapLocationClient;    private AMapLocationClientOption aMapLocationClientOption;    private OnLocationChangedListener locationChangedListener;    private AppDialog dialog;    @Override    protected int getLayout() {        return R.layout.activity_line_up;    }    @Override    protected void initView() {        initMap();    }    private void initMap() {        if (aMap == null) {            aMap = mapView.getMap();        }        uiSettings = aMap.getUiSettings();        uiSettings.setZoomControlsEnabled(false);        aMap.setMyLocationEnabled(true);        aMapLocationClient = new AMapLocationClient(this);        aMapLocationClient.setLocationListener(aMapLocation -> {            Log.d("map","myLocation:lat="+aMapLocation.getLatitude()+",lon="+aMapLocation.getLongitude()+",zoomLevel="+aMap.getMaxZoomLevel());            if (locationChangedListener == null || aMapLocation == null) {                return;            }            if (aMapLocation.getErrorCode() == AMapLocation.LOCATION_SUCCESS) {                locationChangedListener.onLocationChanged(aMapLocation);            }        });                aMapLocationClientOption = new AMapLocationClientOption();        aMapLocationClientOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy);        aMapLocationClientOption.setInterval(5000);        aMapLocationClient.setLocationOption(aMapLocationClientOption);        //显示定位标记        MyLocationStyle myLocationStyle = new MyLocationStyle();        Bitmap iconBitmap = BitmapFactory.decodeResource(getResources(),R.mipmap.ic_my_location);        myLocationStyle.myLocationIcon(BitmapDescriptorFactory.fromBitmap(iconBitmap));        //透明定位精度圆圈        myLocationStyle.strokeWidth(0);        myLocationStyle.strokeColor(Color.TRANSPARENT);        myLocationStyle.radiusFillColor(Color.TRANSPARENT);        //定位间隔        myLocationStyle.interval(5000);        //连续定位、蓝点不会移动到地图中心点，定位点依照设备方向旋转，并且蓝点会跟随设备移动。        myLocationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE_NO_CENTER);        aMap.setMyLocationStyle(myLocationStyle);        aMapLocationClient.startLocation();        //位置        LatLng latLng = new LatLng(38.438,106.215);        //地图view中心点和缩放级别设置        aMap.moveCamera(CameraUpdateFactory.changeLatLng(latLng));        aMap.moveCamera(CameraUpdateFactory.zoomTo(aMap.getMaxZoomLevel()-3));        //添加marker        MarkerOptions markerOptions = new MarkerOptions();        markerOptions.position(latLng);        Bitmap companyIcon = BitmapFactory.decodeResource(getResources(),R.mipmap.ic_company);        markerOptions.icon(BitmapDescriptorFactory.fromBitmap(companyIcon));        //设置marker锚点偏移量        markerOptions.anchor(0.5f,0.5f);        aMap.addMarker(markerOptions);        //添加圆形面范围标识        CircleOptions circleOptions = new CircleOptions();        circleOptions.center(latLng);        circleOptions.strokeWidth(0);        circleOptions.fillColor(getResources().getColor(R.color.light_blue));        circleOptions.radius(200);        aMap.addCircle(circleOptions);    }    @Override    public void activate(OnLocationChangedListener onLocationChangedListener) {        locationChangedListener = onLocationChangedListener;    }    @Override    public void deactivate() {        locationChangedListener = null;        if (aMapLocationClient != null) {            aMapLocationClient.stopLocation();            aMapLocationClient.onDestroy();        }        aMapLocationClient = null;    }    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        mapView.onCreate(savedInstanceState);    }    @Override    protected void onResume() {        super.onResume();        mapView.onResume();    }    @Override    protected void onPause() {        super.onPause();        mapView.onPause();        deactivate();    }    @Override    protected void onDestroy() {        super.onDestroy();        mapView.onDestroy();        if (aMapLocationClient != null) {            aMapLocationClient.onDestroy();        }    }    @Override    public void onSaveInstanceState(Bundle outState, PersistableBundle outPersistentState) {        super.onSaveInstanceState(outState, outPersistentState);        mapView.onSaveInstanceState(outState);    }}
更多相关文章

随机推荐
