Code example for ArrayDeque

            public long t;
        } 
        public FlingTracker() { 
        } 
        public void addMovement(MotionEvent event) {
            if (mEventBuf.size() == MAX_EVENTS) {
                mEventBuf.remove();
            } 
            mEventBuf.add(new MotionEventCopy(event.getX(), event.getY(), event.getEventTime()));
        } 
        public void computeCurrentVelocity(long timebase) {
            if (FlingTracker.DEBUG) {
                Slog.v("FlingTracker", "computing velocities for " + mEventBuf.size() + " events");
            } 
            mVX = mVY = 0;
            MotionEventCopy last = null;
            int i = 0;
            int j = 0;
            float totalweight = 0f;
            float weight = 10f;