1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
| package com.example.projet_fin_etude;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import android.app.ListActivity;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.Toast;
public class Trie extends ListActivity {
ArrayList <Place> myList =new ArrayList <Place>();
private static final String TAG_rows = "rows";
private static final String TAG_elements = "elements";
private static final String TAG_distance= "distance";
private static final String TAG_value= "value";
String url;
ArrayList<HashMap<String, String>> list = new ArrayList<HashMap<String, String>>();
@SuppressWarnings("unchecked")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.listplaceholder);
Intent intent = getIntent();
Bundle extras =intent.getExtras();
if (extras != null){
this.myList = (ArrayList<Place>) extras.getSerializable("myList");
double lt=Double.parseDouble(intent.getStringExtra("latitude"));
double lg=Double.parseDouble(intent.getStringExtra("longitude"));
url="https://maps.googleapis.com/maps/api/distancematrix/json?origins="+lt+","+lg+"&destinations=";
int i;
for( i=0;i<(myList.size())-1;i++)
{
url=url+myList.get(i).getLatitude()+","+myList.get(i).getLongitude()+"%7C";
}
url=url+myList.get(i).getLatitude()+","+myList.get(i).getLongitude()+"&mode=walking&language=fr-FR&sensor=true";
Log.d("test", url);
new AsyncTask<Void, Void, JSONObject>(){
@Override
protected JSONObject doInBackground(Void... params) {
// instancier la classe JsonParser
JsonParser jParser = new JsonParser ();
// récupérer le JSONObject à partir de l’url du fichier employes.json
JSONObject json = jParser.getJSONFromUrl(url);
return json;
};
protected void onPostExecute(JSONObject json) {
try {
// récupérer le tableau lignes
JSONArray lignes = json.getJSONArray(TAG_rows);
// récupérer le tableau elements
JSONObject elements = lignes.getJSONObject(0);
JSONArray results = elements.getJSONArray(TAG_elements);
// parcourir toute la liste des employés
for(int i = 0; i < results.length(); i++){
// récupérer un element de type JSONObject
JSONObject el = results.getJSONObject(i);
// récupérer le JSONObject Distance qui contient deux items
JSONObject dist = el.getJSONObject(TAG_distance);
String value = dist.getString(TAG_value);
Log.d("value", value);
int val_dist=Integer.parseInt(value);
Place p = new Place(myList.get(i).getReference(),myList.get(i).getNom(),myList.get(i).getAdresse(),myList.get(i).getLatitude(),myList.get(i).getLongitude(),val_dist);
myList.set(i,p);
}
Collections.sort(myList, Place.DST_COMPARATOR);
for(int i=0;i<myList.size();i++)
{
Log.d("objet",myList.get(i).toString());
}
}
catch(JSONException e)
{
e.printStackTrace();
}
};
}.execute();
}
for(int i=0;i<myList.size();i++)
{
HashMap<String, String> map = new HashMap<String, String>();
map.put("id", String.valueOf(i));
map.put("name",myList.get(i).getNom());
map.put("adresse", myList.get(i).getAdresse());
list.add(map);
}
ListAdapter adapter = new SimpleAdapter(this, list , R.layout.activity_trie,
new String[] { "name", "adresse" },
new int[] { R.id.item_title, R.id.item_subtitle });
setListAdapter(adapter);
final ListView lv = getListView();
lv.setTextFilterEnabled(true);
lv.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
HashMap<String, String> o = (HashMap<String, String>) lv.getItemAtPosition(position);
Toast.makeText(Trie.this, "ID '" + o.get("id") + "' was clicked.", Toast.LENGTH_SHORT).show();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_trie, menu);
return true;
}
} |
