Android Open Source - pawang-ujan Map Activity

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Back to project page pawang-ujan.
License

The source code is released under:
Apache License
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Java Source Code

package com.salatiga.code;
//from ww  w.ja v a  2  s .c om
import java.util.Scanner;

import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.InfoWindowAdapter;
import com.google.android.gms.maps.MapFragment;
import com.google.android.gms.maps.model.CameraPosition;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;

/**
 * Class untuk tampilan lokasi gempa
 * @author Hendro Steven Tampake
 * @version 1.0
 *
 */
public class MapActivity extends Activity {

  // Google Map
  private GoogleMap googleMap;
  private String tanggal;
  private double latitude;
  private double longitude;  
  private String magnitude;
  private String kedalaman;
  private String dirasakan;
  private String description;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_map);
    // get action bar
    ActionBar actionBar = getActionBar();
    // Enabling Up / Back navigation
    actionBar.setDisplayHomeAsUpEnabled(true);
    
    //ambil data param
    Intent sender = getIntent();
    tanggal = sender.getExtras().getString("tanggal");    
    latitude = Double.valueOf(sender.getExtras().getString("latitude"));
    longitude = Double.valueOf(sender.getExtras().getString("longitude"));
    magnitude = sender.getExtras().getString("magnitude");
    kedalaman = sender.getExtras().getString("kedalaman");    
    description = sender.getExtras().getString("description");
    dirasakan = sender.getExtras().getString("dirasakan");

    try {
      // Loading map
      initilizeMap();

    } catch (Exception e) {
      Toast.makeText(this, "Gagal menampilkan peta", Toast.LENGTH_LONG).show();
    }

  }

  
  private void initilizeMap() {
    if (googleMap == null) {
      googleMap = ((MapFragment) getFragmentManager().findFragmentById(
          R.id.map)).getMap();

      // create marker
      MarkerOptions marker = new MarkerOptions().position(new LatLng(latitude, longitude)).title(description);       
      // adding marker
      googleMap.addMarker(marker);
      CameraPosition cameraPosition = new CameraPosition.Builder().target(
                  new LatLng(latitude, longitude)).zoom(6).build();
   
      googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
      
      // Setting a custom info window adapter for the google map
          googleMap.setInfoWindowAdapter(new InfoWindowAdapter() {
   
              private Scanner scanner;

        // Use default InfoWindow frame
              @Override
              public View getInfoWindow(Marker arg0) {
                  return null;
              }
   
              // Defines the contents of the InfoWindow
              @Override
              public View getInfoContents(Marker arg0) {
   
                  // Getting view from the layout file map_info.xml
                  View view = getLayoutInflater().inflate(R.layout.map_info, null);   
                  // Getting reference to the TextView 
                  TextView txtWilayah =  (TextView) view.findViewById(R.id.txtWilayah);
                  TextView txtTanggalJam = (TextView)view.findViewById(R.id.txtTanggalJam);    
                  TextView txtMagnitude = (TextView)view.findViewById(R.id.txtMagnitude);
                  TextView txtSr = (TextView)view.findViewById(R.id.txtSr);
                  
                  txtWilayah.setText(description);
              txtTanggalJam.setText(tanggal);
              scanner = new Scanner(magnitude);
              double magnitude = scanner.nextDouble();
              
              txtMagnitude.setText(magnitude+"");
              if(magnitude<3.9){
                txtMagnitude.setTextColor(view.getResources().getColor(R.color.level1));
                txtSr.setTextColor(view.getResources().getColor(R.color.level1));
              }else if(magnitude>=4.0 && magnitude<=5.9){
                txtMagnitude.setTextColor(view.getResources().getColor(R.color.level2));
                txtSr.setTextColor(view.getResources().getColor(R.color.level2));
              }else if(magnitude>=6.0 && magnitude<=6.9){
                txtMagnitude.setTextColor(view.getResources().getColor(R.color.level3));
                txtSr.setTextColor(view.getResources().getColor(R.color.level3));
              }else if(magnitude>=6.9){
                txtMagnitude.setTextColor(view.getResources().getColor(R.color.level4));
                txtSr.setTextColor(view.getResources().getColor(R.color.level4));
              }
   
                  // Returning the view containing InfoWindow contents
                  return view;
   
              }
          });
      
      // check if map is created successfully or not
      if (googleMap == null) {
        Toast.makeText(getApplicationContext(),
            "Maaf! tidak dapat menampilkan peta", Toast.LENGTH_SHORT)
            .show();
      }
    }
  }

  @Override
  protected void onResume() {
    super.onResume();
    initilizeMap();
  }

  

}
Java Source Code List
