spin method for the Roulette Game on the SSaurel's Channel

MainActivity3.java

@OnClick(R.id.spinBtn)
public void spin(View v) {
	degreeOld = degree % 360;
	// we calculate random angle for rotation of our wheel
	degree = RANDOM.nextInt(360) + 720;
	// rotation effect on the center of the wheel
	RotateAnimation rotateAnim = new RotateAnimation(degreeOld, degree,
			RotateAnimation.RELATIVE_TO_SELF, 0.5f, RotateAnimation.RELATIVE_TO_SELF, 0.5f);
	rotateAnim.setDuration(3600);
	rotateAnim.setFillAfter(true);
	rotateAnim.setInterpolator(new DecelerateInterpolator());
	rotateAnim.setAnimationListener(new Animation.AnimationListener() {
		@Override
		public void onAnimationStart(Animation animation) {
			// we empty the result text view when the animation start
			resultTv.setText("");
		}

		@Override
		public void onAnimationEnd(Animation animation) {
			// we display the correct sector pointed by the triangle at the end of the rotate animation
			resultTv.setText(getSector(360 - (degree % 360)));
		}

		@Override
		public void onAnimationRepeat(Animation animation) {

		}
	});

	// we start the animation
	wheel.startAnimation(rotateAnim);
}