PositioningActivity.java
3.77 KB
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
package fr.utbm.lo53.p2017.positionningapp;
import android.os.Bundle;
import android.os.Handler;
import android.support.constraint.ConstraintLayout;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.widget.ImageView;
import android.widget.TextView;
import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
public class PositioningActivity extends BaseActivity {
private static final String TAG = "PositioningActivity";
private ConstraintLayout start_layout;
private TextView textView;
private Animation hideAnimation;
// Instantiate the RequestQueue.
private RequestQueue queue;
private String url = "http://www.google.com";
// Request a string response from the provided URL.
private StringRequest stringRequest = new StringRequest(Request.Method.GET, url,
new Response.Listener<String>() {
@Override
public void onResponse(String response) {
// Display the first 500 characters of the response string.
textView.setText("Response is: "+ response.substring(0,500));
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Log.d(TAG, error.getCause().toString());
textView.clearComposingText();
}
});
private final Handler handler = new Handler();
private final Runnable runnable = new Runnable() {
@Override
public void run() {
// Add the request to the RequestQueue.
queue.add(stringRequest);
handler.postDelayed(this, 1000);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_positioning);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
start_layout = (ConstraintLayout) findViewById(R.id.start_layout);
hideAnimation = createFadeOutAndHideAnimation();
textView = (TextView) findViewById(R.id.ID_yolo);
queue = Volley.newRequestQueue(this);
}
@Override
protected void onDestroy() {
handler.removeCallbacks(runnable);
super.onDestroy();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
MenuItem item = menu.findItem(R.id.open_calibration_activity);
item.setVisible(true);
return true;
}
public void startLocating(View v) {
start_layout.startAnimation(hideAnimation);
handler.post(runnable);
}
private Animation createFadeOutAndHideAnimation() {
ImageView hiding_image = (ImageView) findViewById(R.id.hiding_image);
final float initial_alpha = hiding_image.getImageAlpha() / 255;
Animation animation = new AlphaAnimation(initial_alpha, 0);
animation.setInterpolator(new AccelerateInterpolator());
animation.setDuration(1000);
animation.setAnimationListener(new Animation.AnimationListener() {
public void onAnimationEnd(Animation animation) {
start_layout.setVisibility(View.GONE);
}
public void onAnimationRepeat(Animation animation) {}
public void onAnimationStart(Animation animation) {}
});
return animation;
}
}