title: How to show text in drawable custom marker
body: <p>I'm trying to create a Custom Marker that displays text with a number equal to the example below: </p>
  
  <h2>Example:</h2>
  
  <h2><img src="https://i.stack.imgur.com/r502m.png" alt="enter image description here"></h2>
  
  <p>But when you run the application the text is not displayed, only the red ellipse appears without a number. </p>
  
  <h1>My Code</h1>
  
  <h2>InicializeMap()##</h2>
  
  <pre><code> private void InicializeMap() 
  {
      if (_googleMap == null) 
      {
          _googleMap = ((MapFragment) getFragmentManager().findFragmentById(R.id.mapMapeamento)).getMap();
  
          LatLng pos = new LatLng(23.4555453556, 11.145315551);
  
          MapUtils mapUtils = new MapUtils(getApplicationContext());
          Bitmap bitmap = mapUtils.GetBitmapMarker();
  
          Marker marker = _googleMap.addMarker(new MarkerOptions()
                  .position(pos)
                  .icon(BitmapDescriptorFactory.fromBitmap(bitmap)));
  
          // check if map is created successfully or not
          if (_googleMap == null) 
              Toast.makeText(getApplicationContext(), Mensagens.erroCriarMapa, Toast.LENGTH_SHORT).show();
      }
  }
  </code></pre>
  
  <hr>
  
  <h2>My method to create the Bitmap</h2>
  
  <pre><code>public Bitmap GetBitmapMarker()
  {
      Paint color = new Paint();
      color.setTextSize(35);
      color.setColor(Color.BLACK);
  
      int px = _mContext.getResources().getDimensionPixelSize(R.dimen.map_dot_marker_size);
  
      Bitmap mDotMarkerBitmap = Bitmap.createBitmap(px, px, Bitmap.Config.ARGB_8888);
  
      Canvas canvas = new Canvas(mDotMarkerBitmap);
      canvas.drawText("Hello!", 30, 40, color);
  
      Drawable shape = _mContext.getResources().getDrawable(R.drawable.shape_marker_red);
  
      shape.setBounds(0, 0, mDotMarkerBitmap.getWidth(), mDotMarkerBitmap.getHeight());
      shape.draw(canvas);
  
      return mDotMarkerBitmap;
  }
  </code></pre>
  
  <h2>res/drawable/shape_marker_red</h2>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;shape xmlns:android="http://schemas.android.com/apk/res/android"
      android:shape="oval" &gt;
      &lt;gradient
          android:angle="90"
          android:endColor="#f58383"
          android:startColor="#ee6464" /&gt;
      &lt;stroke
          android:width="1dp"
          android:color="#a13939" /&gt;
  &lt;/shape&gt;
  </code></pre>