Android Open Source - UTNow Map

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Back to project page UTNow.

License

The source code is released under:

GNU General Public License

Java Source Code

/*
*/*from   w w  w. ja  va 2s .c om*/
*   UTNow 
*    a simple application for general use of the University of Texas at Austin campus 
*    
*    Copyright (C) 2014  Manuel Gonzales Jr.
*
*    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.macleod2486.fragment;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.ImageButton;

import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.OnMarkerClickListener;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;

import com.macleod2486.utnow.R;

public class Map extends Fragment 
{
  private GoogleMap UT;
  private AutoCompleteTextView search;
  private ImageButton clear;
  
  private LatLng UTLoc= new LatLng(30.284961, -97.734113);
  
  private ArrayList <String> buildingList = new ArrayList <String>();
  private ArrayList <String> completeList = new ArrayList <String>();
  
  private InputMethodManager imm;
  
  private String latitude;
  private String longitude;
  private int currentMode;
  private int navigate;
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
  {
    View view = inflater.inflate(R.layout.map, container, false);
    
    //Gets the building lists into an arraylist
    buildingList.clear();
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.fraternity)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.sorority)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.maincampus)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.intramuralfields)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.pickleresearchcampus)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.parkinggarages)));
    buildingList.addAll(Arrays.asList(getResources().getStringArray(R.array.residencehalls)));
    Collections.sort(buildingList,String.CASE_INSENSITIVE_ORDER);
    
    completeList.clear();
    completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.fraternity)));
      completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.sorority)));
      completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.maincampus)));
      completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.pickleresearchcampus)));
    completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.parkinggarages)));
    completeList.addAll(Arrays.asList(getResources().getStringArray(R.array.residencehalls)));
      Collections.sort(completeList,String.CASE_INSENSITIVE_ORDER);
    
    //Only puts the building name for the autocomplete text
    for(int index = 0; index < buildingList.size(); index ++)
    {
      buildingList.set(index, buildingList.get(index).substring(0, buildingList.get(index).indexOf(',')));
    }
    
    search = (AutoCompleteTextView)view.findViewById(R.id.mapSearch);
    ArrayAdapter<String> adapter = new ArrayAdapter<String>(getActivity(),
                android.R.layout.simple_dropdown_item_1line, buildingList);
    search.setThreshold(1);
    search.setAdapter(adapter);
    search.setOnItemClickListener(new OnItemClickListener()
    {
      
        public void onItemClick(AdapterView<?> parent, View view, int position, long rowId)
        {
          final Double lat;
        final Double lon;
        
        final String selection = (String)parent.getItemAtPosition(position);
          
          latitude = completeList.get(buildingList.indexOf(selection));
          latitude = latitude.substring(latitude.indexOf(",")+1,latitude.lastIndexOf(","));
          longitude = completeList.get(buildingList.indexOf(selection));
          longitude = longitude.substring(longitude.lastIndexOf(",")+1);
          
          lat = Double.parseDouble(latitude);
          lon = Double.parseDouble(longitude);
          navigate = 0;
          
          final MarkerOptions markerOpt = new MarkerOptions();
          markerOpt.position(new LatLng(lat,lon)).title(selection);
          markerOpt.snippet("Touch marker twice to navigate");
          
          UT.clear();
        UT.addMarker(markerOpt);
        UT.animateCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(lat,lon), 17));
        UT.setOnMarkerClickListener(new OnMarkerClickListener()
        {
          @Override
          public boolean onMarkerClick(Marker marker) 
          {
            Log.i("Map","Marker clicked");
            
            navigate++;
            
            //If the marker is clicked twice it launches navigation
            if(navigate == 2)
            {
              navigate = 0;
              
              String url = "http://maps.google.com/maps?f=d&daddr="+latitude+","+longitude+"&dirflg=d";
              Intent intent = new Intent(android.content.Intent.ACTION_VIEW, Uri.parse(url)); 
              intent.setClassName("com.google.android.apps.maps", "com.google.android.maps.MapsActivity");
              startActivity(intent);
            }
            return false;
          }
          
        });
            
        imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(search.getWindowToken(), 0);
        }
    });
    search.addTextChangedListener(new TextWatcher()
    {
      @Override
      public void afterTextChanged(Editable arg0) 
      {
        if(arg0.toString().isEmpty())
        {
          clear.setVisibility(View.INVISIBLE);
        }
      }

      @Override
      public void beforeTextChanged(CharSequence arg0, int arg1,
          int arg2, int arg3) 
      {
        
      }

      @Override
      public void onTextChanged(CharSequence arg0, int arg1, int arg2,
          int arg3) 
      {
        Log.i("Map","Text changed");
        clear.setVisibility(View.VISIBLE);
      }
    });

    clear = (ImageButton)view.findViewById(R.id.clearButton);
    clear.setOnClickListener(new OnClickListener()
    {

      @Override
      public void onClick(View arg0) 
      {
        search.setText("");
        clear.setVisibility(View.INVISIBLE);
      }
      
    });
    
    //Sets up the map
    setUpUT();
    
    return view;
  }
  
  @Override
  public void onStart()
  {
    super.onStart();
    
    SharedPreferences shared = PreferenceManager.getDefaultSharedPreferences(getActivity());
    String UTSel = shared.getString("maptype", "4");
    
    if(UT == null)
    {
      setUpUT();
    }
    
    if(Integer.parseInt(UTSel) != this.currentMode)
    {
      this.currentMode = Integer.parseInt(UTSel);
      UT.setMapType(currentMode);
    }
    
    UT.setTrafficEnabled(shared.getBoolean("traffic", false));
  }
  
  @Override
  public void onDestroyView()
  {
    Log.i("Google","Destroy view called");
    
    super.onDestroyView();
    
    try
    {
      Log.i("Google","Destroy executing");
      Fragment frag = (getFragmentManager().findFragmentById(R.id.google_map));
      FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
      ft.remove(frag);
      ft.commit();
    }
    catch(Exception e)
    {
      Log.i("Google","Error in destroying UT "+e);
    }
    
    imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
    imm.hideSoftInputFromWindow(search.getWindowToken(), 0);
    
    Log.i("Google","On destroy complete!");
  }
  
  //Sets up the UT when loaded
  private void setUpUT()
  {
    Log.i("Google","oncreate called!");
    
    SharedPreferences shared = PreferenceManager.getDefaultSharedPreferences(getActivity());
    
    String UTSel = shared.getString("maptype", "4");
    
    if(UT==null)
    {
      UT=((SupportMapFragment)getFragmentManager().findFragmentById(R.id.google_map)).getMap();
      Log.i("Google","UT recieved");
    }
    if(UT!=null)
    {
      this.currentMode = Integer.parseInt(UTSel);
      
      UT=((SupportMapFragment)getFragmentManager().findFragmentById(R.id.google_map)).getMap();
      
      //Sets the options for the user to show their current location
      UT.setMyLocationEnabled(true);
      
      //Sets the camera view as determined by the users settings
      UT.setMapType(currentMode);
      
      UT.setTrafficEnabled(shared.getBoolean("traffic", false));
      
      UT.animateCamera(CameraUpdateFactory.newLatLngZoom(UTLoc, 16));
      
      Log.i("Google","UT setting set "+UTSel+" "+UT.getMapType());
    }
  }
}

Java Source Code List

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