/**
* jQuery Plugin to obtain touch gestures from iPhone, iPod Touch and iPad, should also work with Android mobile phones (not tested yet!)
* Common usage: wipe images (left and right to show the previous or next image)
* 
* @author Andreas Waltl, netCU Internetagentur (http://www.netcu.de)
* @version 1.0 (15th July 2010)
*/
(function($) { $.fn.touchwipe = function(settings) { var config = { min_move_x: 20, wipeLeft: function() { alert("left"); }, wipeRight: function() { alert("right"); }, preventDefaultEvents: true }; if (settings) $.extend(config, settings); this.each(function() { var startX; var isMoving = false; function cancelTouch() { this.removeEventListener('touchmove', onTouchMove); startX = null; isMoving = false; } function onTouchMove(e) { if (config.preventDefaultEvents) { e.preventDefault(); } if (isMoving) { var x = e.touches[0].pageX; var dx = startX - x; if (Math.abs(dx) >= config.min_move_x) { cancelTouch(); if (dx > 0) { config.wipeLeft(); } else { config.wipeRight(); } } } } function onTouchStart(e) { if (e.touches.length == 1) { startX = e.touches[0].pageX; isMoving = true; this.addEventListener('touchmove', onTouchMove, false); } } this.addEventListener('touchstart', onTouchStart, false); }); return this; }; })(jQuery);