@Override
  public void onStart() {
    super.onStart();

    // Prepare canvas as full screen
    wWindow = getDialog().getWindow();
    wWindow.setLayout(
        ScreenUtils.getScreenWidth(getActivity()),
        ScreenUtils.getScreenHeight(getActivity()) - ScreenUtils.getStatusHeight(getActivity()));
    wWindow.setGravity(Gravity.CENTER);

    // Prepare animation
    if (!mAnimationView.isAnimationPrepared()) {
      mAnimationView.setInteractionListener(mInteractionListener).prepareAnimation();
    }
  }