Java 如何显示从当前位置到固定位置的导航路线?
这是我的代码,它显示了从用户当前位置到该点的路线 我的代码运行良好 我的当前代码在onclick事件发生后添加标记时显示路线,但我想实现的是,如果我在固定经度和纬度处有一个预定义的标记,该标记在下面的代码中定义为p1变量,那么它应该显示来自当前位置的路线Java 如何显示从当前位置到固定位置的导航路线?,java,android,mapbox,latitude-longitude,marker,Java,Android,Mapbox,Latitude Longitude,Marker,这是我的代码,它显示了从用户当前位置到该点的路线 我的代码运行良好 我的当前代码在onclick事件发生后添加标记时显示路线,但我想实现的是,如果我在固定经度和纬度处有一个预定义的标记,该标记在下面的代码中定义为p1变量,那么它应该显示来自当前位置的路线 import androidx.annotation.NonNull; import androidx.appcompat.app.ActionBarDrawerToggle; import androidx.appcompat.app.App
import androidx.annotation.NonNull;
import androidx.appcompat.app.ActionBarDrawerToggle;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.core.app.ActivityCompat;
import androidx.drawerlayout.widget.DrawerLayout;
import android.Manifest;
import android.content.pm.PackageManager;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.util.Log;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;
import com.google.android.material.navigation.NavigationView;
import com.mapbox.android.core.permissions.PermissionsListener;
import com.mapbox.android.core.permissions.PermissionsManager;
import com.mapbox.api.directions.v5.models.DirectionsResponse;
import com.mapbox.api.directions.v5.models.DirectionsRoute;
import com.mapbox.geojson.Feature;
import com.mapbox.geojson.Point;
import com.mapbox.mapboxsdk.Mapbox;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.location.LocationComponent;
import com.mapbox.mapboxsdk.location.modes.CameraMode;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.maps.Style;
import com.mapbox.mapboxsdk.style.layers.SymbolLayer;
import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
import com.mapbox.services.android.navigation.ui.v5.NavigationLauncher;
import com.mapbox.services.android.navigation.ui.v5.NavigationLauncherOptions;
import com.mapbox.services.android.navigation.ui.v5.route.NavigationMapRoute;
import com.mapbox.services.android.navigation.v5.navigation.NavigationRoute;
import java.util.List;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAllowOverlap;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconIgnorePlacement;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconImage;
public class ViewMapActivity extends AppCompatActivity implements OnMapReadyCallback, MapboxMap.OnMapClickListener, PermissionsListener {
private DrawerLayout drawerLayout;
private ActionBarDrawerToggle actionBarDrawerToggle;
private NavigationView navigationView;
Toolbar toolbar;
MapView mapView;
MapboxMap mapboxMap;
LocationComponent locationComponent;
private PermissionsManager permissionmanager;
DirectionsRoute currentRoute;
NavigationMapRoute navigationMapRoute;
LatLng p1=new LatLng(72.843214,19.018335);//this is the fixed marker cordinates which I want to use
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Mapbox.getInstance(this,getString(R.string.mapbox_access_token) );
setContentView(R.layout.activity_view_map);
mapView = findViewById(R.id.mapView);
mapView.onCreate(savedInstanceState);
mapView.getMapAsync(this);
toolbar=findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setTitle("Navigation");
Toolbar toolbar=findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
drawerLayout=findViewById(R.id.drawer_layout);
actionBarDrawerToggle = new ActionBarDrawerToggle(ViewMapActivity.this,drawerLayout,R.string.drawer_open,R.string.drawer_close);
drawerLayout.addDrawerListener(actionBarDrawerToggle);
actionBarDrawerToggle.syncState();
navigationView = findViewById(R.id.naivgation_view);
View navView = navigationView.inflateHeaderView(R.layout.navigation_header);
navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
// UserMenuSelected(menuItem);
return false;
}
});
}
@Override
public void onExplanationNeeded(List<String> permissionsToExplain) {
}
@Override
public void onPermissionResult(boolean granted) {
if (granted) {
enableLocationComponent(mapboxMap.getStyle());
} else {
Toast.makeText(this, "Permission not granted", Toast.LENGTH_SHORT).show();
finish();
}
}
@Override
public boolean onMapClick(@NonNull LatLng point) {
Point destinationPoint = Point.fromLngLat(point.getLongitude(), point.getLatitude());
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
}
Point originPoint = Point.fromLngLat(locationComponent.getLastKnownLocation().getLongitude(), locationComponent.getLastKnownLocation().getLatitude());
GeoJsonSource source = mapboxMap.getStyle().getSourceAs("destination-source-id");
if (source != null) {
source.setGeoJson(Feature.fromGeometry(destinationPoint));
}
getRoute(originPoint, destinationPoint);
return true;
}
private void getRoute(Point originPoint, Point destinationPoint) {
NavigationRoute.builder(this)
.accessToken(Mapbox.getAccessToken())
.origin(originPoint)
.destination(destinationPoint)
.build()
.getRoute(new Callback<DirectionsResponse>() {
@Override
public void onResponse(Call<DirectionsResponse> call, Response<DirectionsResponse> response) {
Log.d("response inside fun", String.valueOf(response.body().routes().size()));
if (response.body() != null && response.body().routes().size() >= 1) {
currentRoute = response.body().routes().get(0);
Log.d("current route", String.valueOf(currentRoute));
if (navigationMapRoute != null) {
navigationMapRoute.removeRoute();
} else {
navigationMapRoute = new NavigationMapRoute(null, mapView, mapboxMap, R.style.NavigationMapRoute);
}
navigationMapRoute.addRoute(currentRoute);
}
}
@Override
public void onFailure(Call<DirectionsResponse> call, Throwable t) {
}
});
}
@Override
public void onMapReady(@NonNull MapboxMap mapboxMap) {
this.mapboxMap = mapboxMap;
this.mapboxMap.setMinZoomPreference(15);
mapboxMap.setStyle(getString(R.string.navigation_guidance_day), new Style.OnStyleLoaded() {
@Override
public void onStyleLoaded(@NonNull Style style) {
enableLocationComponent(style);
addDestinationIconLayer(style);
mapboxMap.addOnMapClickListener(ViewMapActivity.this);
}
});
}
private void addDestinationIconLayer(Style style) {
style.addImage("destination-icon-id",
BitmapFactory.decodeResource(this.getResources(), R.drawable.mapbox_marker_icon_default));
GeoJsonSource geoJsonSource = new GeoJsonSource("destination-source-id");
style.addSource(geoJsonSource);
SymbolLayer destinationSymbolLayer = new SymbolLayer("destination-symbol-layer-id", "destination-source-id");
destinationSymbolLayer.withProperties(iconImage("destination-icon-id"), iconAllowOverlap(true), iconIgnorePlacement(true));
style.addLayer(destinationSymbolLayer);
}
public void startNavigationBtnClick(View v) {
boolean simulateRoute = true;
NavigationLauncherOptions options = NavigationLauncherOptions.builder()
.directionsRoute(currentRoute)
.shouldSimulateRoute(false)
.build();
NavigationLauncher.startNavigation(ViewMapActivity.this, options);
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
permissionmanager.onRequestPermissionsResult(requestCode, permissions, grantResults);
}
private void enableLocationComponent(@NonNull Style style) {
if (PermissionsManager.areLocationPermissionsGranted(this)) {
locationComponent = mapboxMap.getLocationComponent();
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
return;
}
locationComponent.activateLocationComponent(this, style);
locationComponent.setLocationComponentEnabled(true);
locationComponent.setCameraMode(CameraMode.TRACKING);
} else {
permissionmanager = new PermissionsManager(this);
permissionmanager.requestLocationPermissions(this);
}
}
// Add the mapView lifecycle to the activity's lifecycle methods
@Override
public void onResume() {
super.onResume();
mapView.onResume();
}
@Override
protected void onStart() {
super.onStart();
mapView.onStart();
}
@Override
protected void onStop() {
super.onStop();
mapView.onStop();
}
@Override
public void onPause() {
super.onPause();
mapView.onPause();
}
@Override
public void onLowMemory() {
super.onLowMemory();
mapView.onLowMemory();
}
@Override
protected void onDestroy() {
super.onDestroy();
mapView.onDestroy();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
}
import androidx.annotation.NonNull;
导入androidx.appcompat.app.ActionBarDrawerToggle;
导入androidx.appcompat.app.appcompat活动;
导入androidx.appcompat.widget.Toolbar;
导入androidx.core.app.ActivityCompat;
导入androidx.drawerlayout.widget.drawerlayout;
导入android.Manifest;
导入android.content.pm.PackageManager;
导入android.graphics.BitmapFactory;
导入android.os.Bundle;
导入android.util.Log;
导入android.view.MenuItem;
导入android.view.view;
导入android.widget.Toast;
导入com.google.android.material.navigation.NavigationView;
导入com.mapbox.android.core.permissions.PermissionsListener;
导入com.mapbox.android.core.permissions.PermissionsManager;
导入com.mapbox.api.directions.v5.models.DirectionsResponse;
导入com.mapbox.api.directions.v5.models.DirectionsRoute;
导入com.mapbox.geojson.Feature;
导入com.mapbox.geojson.Point;
导入com.mapbox.mapboxsdk.mapbox;
导入com.mapbox.mapboxsdk.geometry.LatLng;
导入com.mapbox.mapboxsdk.location.LocationComponent;
导入com.mapbox.mapboxsdk.location.modes.CameraMode;
导入com.mapbox.mapboxsdk.maps.MapView;
导入com.mapbox.mapboxsdk.maps.MapboxMap;
导入com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
导入com.mapbox.mapboxsdk.maps.Style;
导入com.mapbox.mapboxsdk.style.layers.symbolayer;
导入com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
导入com.mapbox.services.android.navigation.ui.v5.NavigationLauncher;
导入com.mapbox.services.android.navigation.ui.v5.NavigationLauncherOptions;
导入com.mapbox.services.android.navigation.ui.v5.route.NavigationMapRoute;
导入com.mapbox.services.android.navigation.v5.navigation.NavigationRoute;
导入java.util.List;
2.电话;;
2.回拨;
2.回应;;
导入静态com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAllowOverlap;
导入静态com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconIgnorePlacement;
导入静态com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconImage;
公共类ViewMapActivity扩展了AppCompativeActivity实现的OnMapReadyCallback、MapboxMap.OnMapClickListener、PermissionsListener{
私人抽屉布局;
私人动作bardrawertoggle动作bardrawertoggle;
私有导航视图导航视图;
工具栏;
地图视图;
MapboxMap MapboxMap;
位置组件位置组件;
私人许可证管理人许可证管理人;
方向路线当前路线;
导航地图路线导航地图路线;
LatLng p1=新LatLng(72.843214,19.018335);//这是我要使用的固定标记cordinates
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
getInstance(这个,getString(R.string.Mapbox\u访问\u令牌));
setContentView(R.layout.activity\u view\u map);
mapView=findViewById(R.id.mapView);
onCreate(savedInstanceState);
getMapAsync(这个);
toolbar=findviewbyd(R.id.toolbar);
设置支持操作栏(工具栏);
getSupportActionBar().setTitle(“导航”);
Toolbar Toolbar=findviewbyd(R.id.Toolbar);
设置支持操作栏(工具栏);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
抽屉布局=findViewById(R.id.抽屉布局);
actionBarDrawerToggle=新的actionBarDrawerToggle(ViewMapActivity.this,drawerLayout,R.string.drawer\u open,R.string.drawer\u close);
抽屉布局。添加抽屉链接(actionBarDrawerToggle);
actionBarDrawerToggle.syncState();
navigationView=findViewById(R.id.naivigation\u视图);
视图导航视图=导航视图。充气头视图(右布局。导航头);
navigationView.setNavigationItemSelectedListener(新建navigationView.OnNavigationItemSelectedListener()){
@凌驾
公共布尔值onNavigationItemSelected(@NonNull MenuItem MenuItem){
//UserMenuSelected(菜单项);
返回false;
}
});
}
@凌驾
public void OneExplanationRequired(列出许可证解释){
}
@凌驾
public void onPermissionResult(已授予布尔值){
如果(授予){
enableLocationComponent(mapboxMap.getStyle());
}否则{
Toast.makeText(这是“未授予权限”,Toast.LENGTH_SHORT).show();
完成();
}
}
@凌驾
公共布尔onmaplick(@NonNull LatLng point){
Point destinationPoint=Point.fromLngLat(Point.getLongitude(),Point.getLatitude());
if(ActivityCompat.checkSelfPermission(this,Manifest.permission.ACCESS\u FINE\u LOCATION)!=PackageManager.permission\u已授予){
}
Point originPoint=Point.fromLngLat(locationComponent.getLastKnownLocation().GetLength(),locationComponent.getLastKnownLocation().getLatitude());
GeoJsonSource=mapboxMap.getStyle().getSourceAs(“目标源id”);
如果(源!=null){
setGeoJson(Feature.fromGeometry(destinationPoint));
}
getRoute(起点、终点);
返回true;
}
专用void getRoute(点起点、点终点){
NavigationRoute.builder(此)
.accessToken(Mapbox.getAccessToken())
.原点(原点)
.目的地(目的地点)
.build()
.getRoute(新回调(){
Point destinationPoint = Point.fromLngLat(p1.getLongitude(), p1.getLatitude());
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
}
Point originPoint = Point.fromLngLat(locationComponent.getLastKnownLocation().getLongitude(), locationComponent.getLastKnownLocation().getLatitude());
GeoJsonSource source = mapboxMap.getStyle().getSourceAs("destination-source-id");
if (source != null) {
source.setGeoJson(Feature.fromGeometry(destinationPoint));
}
getRoute(originPoint, destinationPoint);