/**
*
This file is part of the "Get There!" application for android developed
for the SFWR ENG 4G06 Capstone course in the 2014/2015 Fall/Winter
terms at McMaster University.
Copyright (C) 2015 M. Fluder, T. Miele, N. Mio, M. Ngo, and J. Rabaya
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.capstone.transit.trans_it;
import android.app.AlarmManager;
import android.app.AlertDialog;
import android.app.PendingIntent;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Handler;
import android.os.ResultReceiver;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import com.google.android.gms.maps.CameraUpdate;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.LatLngBounds;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import java.util.ArrayList;
public class RouteMap extends FragmentActivity {
private GoogleMap mMap; // Might be null if Google Play services APK is not available.
private Intent positionsServiceIntent;
private String routeID, routeName;
private ArrayList<Integer> latitudeList, longitudeList;
private ArrayList<Marker> busMarkers;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_route_map);
setUpMapIfNeeded();
routeID = getIntent().getStringExtra("EXTRA_ROUTE_ID");
routeName = getIntent().getStringExtra("EXTRA_NAME");
}
@Override
protected void onResume() {
super.onResume();
setUpMapIfNeeded();
positionsServiceIntent = new Intent(getApplicationContext(),RefreshPositionsService.class);
positionsServiceIntent.putExtra("EXTRA_ROUTE_ID", routeID);
positionsServiceIntent.putExtra("EXTRA_RECEIVER", new PositionsReceiver(new Handler()));
final PendingIntent pendingIntent = PendingIntent.getService(this, 0, positionsServiceIntent, PendingIntent.FLAG_UPDATE_CURRENT);
long trigger = System.currentTimeMillis();
int intervalMillis = 1000*60;
AlarmManager alarm = (AlarmManager) this.getSystemService(Context.ALARM_SERVICE);
alarm.setRepeating(AlarmManager.RTC, trigger, intervalMillis,pendingIntent);
}
@Override
protected void onPause(){
super.onPause();
stopService(positionsServiceIntent);
positionsServiceIntent = new Intent(getApplicationContext(),RefreshPositionsService.class);
final PendingIntent pendingIntent = PendingIntent.getService(this, 0, positionsServiceIntent, PendingIntent.FLAG_UPDATE_CURRENT);
AlarmManager alarm = (AlarmManager) this.getSystemService(Context.ALARM_SERVICE);
alarm.cancel(pendingIntent);
}
/**
* Sets up the map if it is possible to do so (i.e., the Google Play services APK is correctly
* installed) and the map has not already been instantiated.. This will ensure that we only ever
* call {@link #setUpMap()} once when {@link #mMap} is not null.
* <p/>
* If it isn't installed {@link SupportMapFragment} (and
* {@link com.google.android.gms.maps.MapView MapView}) will show a prompt for the user to
* install/update the Google Play services APK on their device.
* <p/>
* A user can return to this FragmentActivity after following the prompt and correctly
* installing/updating/enabling the Google Play services. Since the FragmentActivity may not
* have been completely destroyed during this process (it is likely that it would only be
* stopped or paused), {@link #onCreate(Bundle)} may not be called again so we should call this
* method in {@link #onResume()} to guarantee that it will be called.
*/
private void setUpMapIfNeeded() {
// Do a null check to confirm that we have not already instantiated the map.
if (mMap == null) {
// Try to obtain the map from the SupportMapFragment.
mMap = ((SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map))
.getMap();
// Check if we were successful in obtaining the map.
if (mMap != null) {
setUpMap();
}
}
mMap.setMyLocationEnabled(true);
}
/**
* This is where we can add markers or lines, add listeners or move the camera. In this case, we
* just add a marker near Africa.
* <p/>
* This should only be called once and when we are sure that {@link #mMap} is not null.
*/
private void setUpMap() {
mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(43.2500, -79.919501), 13.0f));
}
private void CreateMarkers(){
mMap.clear();
float tempLat, tempLongitude;
busMarkers = new ArrayList<>();
busMarkers.clear();
LatLngBounds.Builder builder = new LatLngBounds.Builder();
for(int i =0; i < longitudeList.size(); i++){
tempLat = (latitudeList.get(i)/(float)100000);
tempLongitude = (longitudeList.get(i)/(float)100000);
System.out.println("Lat:" + tempLat + "Long:" + tempLongitude);
Marker marker = mMap.addMarker(new MarkerOptions().position(new LatLng(tempLat,tempLongitude)).title(routeName).icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_AZURE)));
builder.include(new LatLng(tempLat,tempLongitude));
busMarkers.add(marker);
marker.setVisible(true);
}
LatLngBounds bounds = builder.build();
CameraUpdate cu = CameraUpdateFactory.newLatLngBounds(bounds,70);
mMap.animateCamera(cu);
}
class PositionsReceiver extends ResultReceiver {
public PositionsReceiver(Handler handler){
super(handler);
}
@Override
protected void onReceiveResult(int resultCode, Bundle resultData) {
super.onReceiveResult(resultCode, resultData);
boolean errors;
errors= resultData.getBoolean("Errors");
if (errors){
AlertDialog.Builder builder = new AlertDialog.Builder(RouteMap.this);
builder.setTitle("Error getting position data.")
.setMessage("Check data connection?")
.setCancelable(false)
.setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
//do things
}
});
AlertDialog alert = builder.create();
alert.show();
}
else {
latitudeList = resultData.getIntegerArrayList("LatitudeList");
longitudeList = resultData.getIntegerArrayList("LongitudeList");
CreateMarkers();
//System.out.println("Got Data");
}
}
}
}