jQuery||zepto:检测移动端网页左右滑动动作插件

  
//Code by RosenChai
    $.fn.swipeCatch = function(func1,func2){
        var touch_start={},touch_now={},touch_end={},diff={};
        var $this = $(this);
        $this.off().on('touchstart',function(e){
            touch_start.x = e.touches[0].pageX||e.pageX;
            touch_start.y = e.touches[0].pageY||e.pageY;
        }).on('touchmove',function(e){
            touch_now.x = e.touches[0].pageX||e.pageX;
            touch_now.y = e.touches[0].pageY||e.pageY;
            diff.x = touch_now.x - touch_start.x;
            diff.y = touch_now.y - touch_start.y;
            if(Math.abs(diff.x)>20){var s=true;}
            if(s){e.preventDefault();}
        }).on('touchend',function(e){
            if(Math.abs(diff.y)<100){
                if(diff.x>100){
                    func2($(this));
                }else if(diff.x<-100){
                    func1($(this));
                }
            }
        });
    }

//    使用方法:
//    
//    $('header').swipeCatch(function(obj){
//        //left function
//    },function(obj){
//        //right function
//    });