code: function start(event) {
        if (!disabled && !Glide.disabled) {
          this.disable();
  
          var swipe = this.touches(event);
  
          swipeSin = null;
          swipeStartX = toInt(swipe.pageX);
          swipeStartY = toInt(swipe.pageY);
  
          this.bindSwipeMove();
          this.bindSwipeEnd();
  
          Events.emit('swipe.start');
        }
      }
docs: Handler for `swipestart` event. Calculates entry points of the user's tap.
  
  @param {Object} event
  @return {Void}