touch event js

gistfile1.js

 /**
 * Touch events
 */
wrapper.touch = {}

wrapper.get(0).ontouchstart = function(e) {
  // Store start position
  wrapper.touch.x = e.touches[0].clientX;
};

wrapper.get(0).ontouchmove = function(e) {
  // only deal with one finger
  if (e.touches.length == 1 && !wrapper.is(":animated")) {

    // Get delta
    var deltaX = wrapper.touch.x - e.touches[0].clientX;

    // Move foward
    if (deltaX > 30) {
      wrapper.moveToNext();
    }
    // Move backward
    else if (deltaX < -30) {
      wrapper.moveToPrev();
    }
  }
};