/// <summary>
    /// Raises the swipe from left to right event for the swiped input block.
    /// </summary>
    /// <param name='startPos'>
    /// Start swipe position.
    /// <param name='endPos'>
    /// End swipe position.
    /// </param>
    protected void OnSwipeLeftRight(Vector2 startPos, Vector2 endPos)
    {
        Debug.Log("gugu");
        InputBlock block = GetInputBlock(startPos);

        if (block != null)
        {
            block.OnSwipeLeftRight(startPos, endPos);
        }
    }