Android Open Source - TravelReminder Reminder Edit Location Info

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Back to project page TravelReminder.
License

The source code is released under:
GNU General Public License
If you think the Android project TravelReminder listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.ganterd.travelreminder.fragments;
//from  w  w w  .  ja v a2  s.  c  om
import java.text.DecimalFormat;

import org.json.JSONObject;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import android.widget.RelativeLayout;
import android.widget.Toast;

import com.ganterd.travelreminder.Directions;
import com.ganterd.travelreminder.Reminder;
import com.ganterd.travelreminder.Directions.OnDirectionsReadyListener;
import com.ganterd.travelreminder.R;
import com.ganterd.travelreminder.RemindersHelper;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMapOptions;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.UiSettings;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.CameraPosition;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.android.gms.maps.model.PolylineOptions;

public class ReminderEditLocationInfo extends Fragment implements OnDirectionsReadyListener{
  public static final String ARG_EXISTING_REMINDER = "ARG_EXISTING_REMINDER";
  
  private SupportMapFragment mapFragment;
  private GoogleMap map;
  private GoogleMapOptions mapOptions = new GoogleMapOptions();
  
  private Reminder existingReminder = null;
  
  private LatLng origin = null;
  private LatLng destination = null;
  
  private PolylineOptions path = null;
  private Directions directions = new Directions();
  
  private Toast toast = null;
  
  private GoogleMap.OnMapClickListener clickListener = new GoogleMap.OnMapClickListener() {
    @Override
    public void onMapClick(LatLng arg0) {
      setPosition(arg0);
    }
  };
  
  /**
   * Create a new instance of the ReminderEditLocationInfo fragment by passing an existing
   * reminder.
   * 
   * @param existingReminder
   * @return
   */
  public static ReminderEditLocationInfo newInstance(Reminder existingReminder){
    ReminderEditLocationInfo f = new ReminderEditLocationInfo();
    
    if(existingReminder != null){
      Bundle args = new Bundle();
      args.putSerializable(ReminderEditLocationInfo.ARG_EXISTING_REMINDER, existingReminder);
      f.setArguments(args);
    }
    
    return f;
  }
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    mapOptions.compassEnabled(true);
    mapOptions.camera(new CameraPosition(new LatLng(53.3282161, -6.2348722), 11, 0, 0));
    
    RelativeLayout rl = (RelativeLayout)inflater.inflate(R.layout.reminder_details_location_info, container, false);
    
    EditText startPointInput = (EditText) rl.findViewById(R.id.textReminderStartPoint);
    startPointInput.setInputType(EditorInfo.TYPE_NULL);
    
    EditText endPointInput = (EditText) rl.findViewById(R.id.textReminderEndPoint);
    endPointInput.setInputType(EditorInfo.TYPE_NULL);
    
    Bundle args = getArguments();
    if(args != null){
      this.existingReminder = (Reminder)args.getSerializable(ARG_EXISTING_REMINDER);
    }
    
    return rl;
  }
  
  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
      super.onActivityCreated(savedInstanceState);
      FragmentManager fm = getChildFragmentManager();
      mapFragment = (SupportMapFragment) fm.findFragmentById(R.id.mapReminder);
      if (mapFragment == null) {
          mapFragment = SupportMapFragment.newInstance(mapOptions);
          
          fm.beginTransaction().replace(R.id.mapReminder, mapFragment).commit();
      }
  }
  
  @Override
  public void onResume() {
      super.onResume();
      if (map == null) {
          map = mapFragment.getMap();
          
          map.setMyLocationEnabled(true);
          
          UiSettings uiSettings = map.getUiSettings();
          uiSettings.setMyLocationButtonEnabled(true);
          uiSettings.setCompassEnabled(true);
          uiSettings.setZoomControlsEnabled(false);
          
          map.setOnMapClickListener(clickListener);
      }
  }
  
  @Override
  public void setUserVisibleHint(boolean isVisibleToUser) {
      super.setUserVisibleHint(isVisibleToUser);
      if (isVisibleToUser) {
        updateFragment();
      }
  }
  
  public void updateFragment(){
    this.existingReminder = RemindersHelper.getReminder(existingReminder.getReminderID());
      this.origin = this.existingReminder.getOriginLatLng();
    this.destination = this.existingReminder.getDestinationLatLng();
      
      updateTextFields();
      drawMarkers();
      
      updateDirections();
  }
  
  private void updateDirections(){
    if(origin != null && destination != null){
      directions.setDetailsFromReminder(this.existingReminder);
      directions.requestDirections(this);

      if(toast != null)
        toast.cancel();
      toast = Toast.makeText(getActivity().getApplicationContext(), "Gettings directions...", Toast.LENGTH_LONG);
      toast.show();
    }
  }
  
  public void updateTextFields(){
    EditText startPointInput = (EditText) getView().findViewById(R.id.textReminderStartPoint);
    EditText endPointInput = (EditText) getView().findViewById(R.id.textReminderEndPoint);
    
    DecimalFormat df = new DecimalFormat("#.####");
    startPointInput.setText(df.format(this.origin.latitude) + ", " + df.format(this.origin.longitude));
    endPointInput.setText(df.format(this.destination.latitude) + ", " + df.format(this.destination.longitude));
  }
  
  public void drawMarkers(){
    map.clear();
    
    if(origin != null)
      map.addMarker(new MarkerOptions().position(origin).icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_AZURE)));
    
    if(destination != null)
      map.addMarker(new MarkerOptions().position(destination).icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_ROSE)));
  }
  
  public void drawPath(){
    if(path != null){
      map.addPolyline(path);
    }
  }
  
  @Override
  public void onDirectionsReady(JSONObject directions){
    if(toast != null)
      toast.cancel();
    this.path = Directions.getDirectionsPath(directions);
    drawPath();
  }
  
  public void setPosition(LatLng p){
    EditText originInput = (EditText)getView().findViewById(R.id.textReminderStartPoint);
    EditText destinationInput = (EditText)getView().findViewById(R.id.textReminderEndPoint);
    
    if(originInput.hasFocus()){
      origin = p;
      originInput.setText(origin.toString());

      if(this.existingReminder != null){
        this.existingReminder.setOriginLatLng(this.origin);
        RemindersHelper.saveReminder(this.existingReminder);
      }
    }else if(destinationInput.hasFocus()){
      destination = p;
      destinationInput.setText(destination.toString());
      
      if(this.existingReminder != null){
        this.existingReminder.setDestinationLatLng(this.destination);
        RemindersHelper.saveReminder(this.existingReminder);
      }
    }
    
    updateDirections();
    
    updateTextFields();
    drawMarkers();
  }
}
Java Source Code List
