swiper单屏滚动

.swiper-slide {
    overflow: auto;
}

var startScroll, touchStart, touchCurrent;
var aSlide = Array.prototype.slice.call(swiper.slides);
aSlide.forEach(function(item,index){
　　//按索引排除某些屏
   if(index != 2){
        item.addEventListener(‘touchstart‘, function (e) {
            startScroll = this.scrollTop;
            touchStart = e.targetTouches[0].pageY;
        }, true);
        item.addEventListener(‘touchmove‘, function (e) {
            touchCurrent = e.targetTouches[0].pageY;
            var touchesDiff = touchCurrent - touchStart;
            var slide = this;
            var onlyScrolling =
                    ( slide.scrollHeight > slide.offsetHeight ) && //allow only when slide is scrollable
                    (
                        ( touchesDiff < 0 && startScroll === 0 ) || //start from top edge to scroll bottom
                        ( touchesDiff > 0 && startScroll === ( slide.scrollHeight - slide.offsetHeight ) ) || //start from bottom edge to scroll top
                        ( startScroll > 0 && startScroll < ( slide.scrollHeight - slide.offsetHeight ) ) //start from the middle
                    );
            if (onlyScrolling) {
                e.stopPropagation();
            }
        }, true);
   }
});

var startScroll, touchStart, touchCurrent;
swiper.slides.on(‘touchstart‘, function (e) {
    startScroll = this.scrollTop;
    touchStart = e.targetTouches[0].pageY;
}, true);
swiper.slides.on(‘touchmove‘, function (e) {
    var slide = this;
    //排除条件
    if($(‘#swiperWrapper>.swiper-slide-active‘).next().length == 0 && document.querySelector(self.template).contains(e.target)){
        return;
    }
    touchCurrent = e.targetTouches[0].pageY;
    var touchesDiff = touchCurrent - touchStart;
    var onlyScrolling =
            ( slide.scrollHeight > slide.offsetHeight ) && //allow only when slide is scrollable
            (
                ( touchesDiff < 0 && startScroll === 0 ) || //start from top edge to scroll bottom
                ( touchesDiff > 0 && startScroll === ( slide.scrollHeight - slide.offsetHeight ) ) || //start from bottom edge to scroll top
                ( startScroll > 0 && startScroll < ( slide.scrollHeight - slide.offsetHeight ) ) //start from the middle
            );
    if (onlyScrolling) {
        e.stopPropagation();
    }
}, true);