About scroll about tablefixheaders HOT 7 CLOSED

            private int downX, downY;
            private boolean direction;

    switch (event.getAction()) {
        case MotionEvent.ACTION_DOWN: {
            if (!flinger.isFinished()) { // If scrolling, then stop now
                flinger.forceFinished();
            }
            currentX = (int) event.getRawX();
            currentY = (int) event.getRawY();

            downX = currentX;
            downY = currentY;

            break;
        }
        case MotionEvent.ACTION_MOVE: {
            final int x2 = (int) event.getRawX();
            final int y2 = (int) event.getRawY();
            final int diffX = currentX - x2;
            final int diffY = currentY - y2;

            currentX = x2;
            currentY = y2;
            direction = Math.abs(downX - x2) > Math.abs(downY - y2);
            if (direction) {
                scrollBy(diffX, 0);
            } else {
                scrollBy(0, diffY);
            }

            break;
        }
        case MotionEvent.ACTION_UP: {
            final VelocityTracker velocityTracker = this.velocityTracker;
            velocityTracker.computeCurrentVelocity(1000, maximumVelocity);
            int velocityX = (int) velocityTracker.getXVelocity();
            int velocityY = (int) velocityTracker.getYVelocity();

            if (Math.abs(velocityX) > minimumVelocity || Math.abs(velocityY) > minimumVelocity) {
                if (direction) {
                    flinger.start(getActualScrollX(), getActualScrollY(), velocityX, 0, getMaxScrollX(), getMaxScrollY());
                } else {
                    flinger.start(getActualScrollX(), getActualScrollY(), 0, velocityY, getMaxScrollX(), getMaxScrollY());
                }
            } else {
                if (this.velocityTracker != null) { // If the velocity less than threshold
                    this.velocityTracker.recycle(); // recycle the tracker
                    this.velocityTracker = null;
                }
            }
            break;
        }