allprojects {
     repositories {
          ...
          maven { url 'https://jitpack.io' }
     }
} 

dependencies {
     implementation 'com.github.VVan228:LoadingDialog:0.3'
}

DialogFragment dial = new DialogFragment();
Loading load = new Loading(Color.rgb(255,250,250), Color.TRANSPARENT, Color.RED, 20.0f);
load.show(getSupportFragmentManager(), "dial");

load.cancel();

load.setOnCancelListener(new onCancelListener() {
     @Override
     public void onCancel() {
          Log.d("animation", "cancelled");
     }
});