summaryrefslogtreecommitdiff
path: root/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/AnimatedImageSourceActivity.java
blob: 1beba632b05980572b01e1d7b11fe51f293a3ca4 (plain)
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
package com.mapbox.mapboxsdk.testapp.activity.style;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.NonNull;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;

import com.mapbox.mapboxsdk.Mapbox;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.geometry.LatLngQuad;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
import com.mapbox.mapboxsdk.style.layers.RasterLayer;
import com.mapbox.mapboxsdk.style.sources.ImageSource;

import com.mapbox.mapboxsdk.testapp.R;

/**
 * Test activity showing how to use a series of images to create an animation
 * with an ImageSource
 * <p>
 *   GL-native equivalent of https://www.mapbox.com/mapbox-gl-js/example/animate-images/
 * </p>
 */
public class AnimatedImageSourceActivity extends AppCompatActivity implements OnMapReadyCallback {

  private static final String ID_IMAGE_SOURCE = "animated_image_source";
  private static final String ID_IMAGE_LAYER = "animated_image_layer";

  private MapView mapView;
  private MapboxMap mapboxMap;

  private Handler handler;
  private Runnable runnable;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_animated_image_source);

    mapView = (MapView) findViewById(R.id.mapView);
    mapView.onCreate(savedInstanceState);
    mapView.getMapAsync(this);
  }

  @Override
  public void onMapReady(@NonNull final MapboxMap map) {
    mapboxMap = map;

    // add source
    LatLngQuad quad = new LatLngQuad(
        new LatLng(46.437, -80.425),
        new LatLng(46.437, -71.516),
        new LatLng(37.936, -71.516),
        new LatLng(37.936, -80.425));
    mapboxMap.addSource(new ImageSource(ID_IMAGE_SOURCE, quad, R.drawable.southeast_radar_0));

    // add layer
    RasterLayer layer = new RasterLayer(ID_IMAGE_LAYER, ID_IMAGE_SOURCE);
    mapboxMap.addLayer(layer);

    // loop refresh geojson
    handler = new Handler();
    runnable = new RefreshImageRunnable(mapboxMap, handler);
    handler.postDelayed(runnable, 100);
  }

  @Override
  protected void onStart() {
    super.onStart();
    mapView.onStart();
  }

  @Override
  public void onResume() {
    super.onResume();
    mapView.onResume();
  }

  @Override
  public void onPause() {
    super.onPause();
    mapView.onPause();
  }

  @Override
  protected void onStop() {
    super.onStop();
    mapView.onStop();
    handler.removeCallbacks(runnable);
  }

  @Override
  protected void onDestroy() {
    super.onDestroy();
    mapView.onDestroy();
  }

  @Override
  protected void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);
    mapView.onSaveInstanceState(outState);
  }

  private static class RefreshImageRunnable implements Runnable {

    private MapboxMap mapboxMap;
    private Handler handler;
    private Bitmap[] drawables;
    private int drawableIndex;

    Bitmap getBitmap(int resourceId) {
      Context context = Mapbox.getApplicationContext();
      Drawable drawable = ContextCompat.getDrawable(context, resourceId);
      if (drawable instanceof BitmapDrawable) {
        BitmapDrawable bitmapDrawable = (BitmapDrawable) drawable;
        return bitmapDrawable.getBitmap();
      }
      return null;
    }

    RefreshImageRunnable(MapboxMap mapboxMap, Handler handler) {
      this.mapboxMap = mapboxMap;
      this.handler = handler;
      drawables = new Bitmap[4];
      drawables[0] = getBitmap(R.drawable.southeast_radar_0);
      drawables[1] = getBitmap(R.drawable.southeast_radar_1);
      drawables[2] = getBitmap(R.drawable.southeast_radar_2);
      drawables[3] = getBitmap(R.drawable.southeast_radar_3);
      drawableIndex = 1;
    }

    @Override
    public void run() {
      ((ImageSource) mapboxMap.getSource(ID_IMAGE_SOURCE)).setImage(drawables[drawableIndex++]);
      if (drawableIndex > 3) {
        drawableIndex = 0;
      }
      handler.postDelayed(this, 1000);
    }
  }
}