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package com.mapbox.mapboxsdk.testapp;
import android.graphics.Color;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import com.mapbox.mapboxsdk.annotations.Polyline;
import com.mapbox.mapboxsdk.annotations.PolylineOptions;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.utils.ApiAccess;
import com.mapbox.mapboxsdk.maps.MapView;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class PolylineActivity extends AppCompatActivity {
private static final String STATE_POLYLINE_OPTIONS = "polylineOptions";
private static final LatLng ANDORRA = new LatLng(42.505777, 1.52529);
private static final LatLng LUXEMBOURG = new LatLng(49.815273, 6.129583);
private static final LatLng MONACO = new LatLng(43.738418, 7.424616);
private static final LatLng VATICAN_CITY = new LatLng(41.902916, 12.453389);
private static final LatLng SAN_MARINO = new LatLng(43.942360, 12.457777);
private static final LatLng LIECHTENSTEIN = new LatLng(47.166000, 9.555373);
private List<Polyline> mPolylines;
private ArrayList<PolylineOptions> mPolylineOptions = new ArrayList<>();
private MapView mMapView;
private MapboxMap mMapboxMap;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_polyline);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
ActionBar actionBar = getSupportActionBar();
if (actionBar != null) {
actionBar.setDisplayHomeAsUpEnabled(true);
actionBar.setDisplayShowHomeEnabled(true);
}
if (savedInstanceState != null) {
mPolylineOptions = savedInstanceState.getParcelableArrayList(STATE_POLYLINE_OPTIONS);
} else {
mPolylineOptions.addAll(getAllPolylines());
}
mMapView = (MapView) findViewById(R.id.mapView);
mMapView.setAccessToken(ApiAccess.getToken(this));
mMapView.onCreate(savedInstanceState);
mMapView.getMapAsync(new OnMapReadyCallback() {
@Override
public void onMapReady(@NonNull MapboxMap mapboxMap) {
mMapboxMap = mapboxMap;
mPolylines = mapboxMap.addPolylines(mPolylineOptions);
}
});
findViewById(R.id.fab).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mMapboxMap != null && mPolylines != null && mPolylines.size() > 0) {
if (mPolylines.size() == 1) {
// test for removing annotation
mMapboxMap.removeAnnotation(mPolylines.get(0));
} else {
// test for removing annotations
mMapboxMap.removeAnnotations(mPolylines);
}
}
mPolylineOptions.clear();
mPolylineOptions.addAll(getRandomLine());
mPolylines = mMapboxMap.addPolylines(mPolylineOptions);
}
});
}
private List<PolylineOptions> getAllPolylines() {
List<PolylineOptions> options = new ArrayList<>();
options.add(generatePolyline(ANDORRA, LUXEMBOURG, "#F44336"));
options.add(generatePolyline(ANDORRA, MONACO, "#FF5722"));
options.add(generatePolyline(MONACO, VATICAN_CITY, "#673AB7"));
options.add(generatePolyline(VATICAN_CITY, SAN_MARINO, "#009688"));
options.add(generatePolyline(SAN_MARINO, LIECHTENSTEIN, "#795548"));
options.add(generatePolyline(LIECHTENSTEIN, LUXEMBOURG, "#3F51B5"));
return options;
}
private PolylineOptions generatePolyline(LatLng start, LatLng end, String color) {
PolylineOptions line = new PolylineOptions();
line.add(start);
line.add(end);
line.color(Color.parseColor(color));
return line;
}
public List<PolylineOptions> getRandomLine() {
final List<PolylineOptions> randomLines = getAllPolylines();
Collections.shuffle(randomLines);
return new ArrayList<PolylineOptions>() {{
add(randomLines.get(0));
}};
}
@Override
protected void onStart() {
super.onStart();
mMapView.onStart();
}
@Override
public void onResume() {
super.onResume();
mMapView.onResume();
}
@Override
public void onPause() {
super.onPause();
mMapView.onPause();
}
@Override
protected void onStop() {
super.onStop();
mMapView.onStop();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mMapView.onSaveInstanceState(outState);
outState.putParcelableArrayList(STATE_POLYLINE_OPTIONS, mPolylineOptions);
}
@Override
protected void onDestroy() {
super.onDestroy();
mMapView.onDestroy();
}
@Override
public void onLowMemory() {
super.onLowMemory();
mMapView.onLowMemory();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_polyline, menu);
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_id_remove:
// test to remove all annotations
mPolylineOptions.clear();
mMapboxMap.removeAllAnnotations();
return true;
case android.R.id.home:
onBackPressed();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
}
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