@ReactProp(name = "zIndex", defaultFloat = 1.0f)
 public void setZIndex(AirMapCircle view, float zIndex) {
   view.setZIndex(zIndex);
 }
 @ReactProp(name = "strokeColor", defaultInt = Color.RED, customType = "Color")
 public void setStrokeColor(AirMapCircle view, int color) {
   view.setStrokeColor(color);
 }
 @ReactProp(name = "radius", defaultDouble = 0)
 public void setRadius(AirMapCircle view, double radius) {
   view.setRadius(radius);
 }
 @ReactProp(name = "strokeWidth", defaultFloat = 1f)
 public void setStrokeWidth(AirMapCircle view, float widthInPoints) {
   float widthInScreenPx = metrics.density * widthInPoints; // done for parity with iOS
   view.setStrokeWidth(widthInScreenPx);
 }
 @ReactProp(name = "center")
 public void setCenter(AirMapCircle view, ReadableMap center) {
   view.setCenter(new LatLng(center.getDouble("latitude"), center.getDouble("longitude")));
 }