swipe.js

!function(a,b){"use strict";function h(a,b,c){b.css({"-webkit-transition":"all "+c+"s "+a.opts.transitionType,transition:"all "+c+"s "+a.opts.transitionType})}function i(a,b,c){var d=a.opts.axisX?c+"px,0,0":"0,"+c+"px,0";b.css({"-webkit-transform":"translate3d("+d+")",transform:"translate3d("+d+")"})}function j(a,c){var d=a.opts.ul.children(),e=d.eq(c).find("[data-src]");e&&e.each(function(){var c=b(this);c.is("img")?(c.attr("src",c.data("src")),c.removeAttr("data-src")):(c.css({"background-image":"url("+c.data("src")+")"}),c.removeAttr("data-src"))})}function k(a){e.touch&&!a.touches&&(a.touches=a.originalEvent.touches)}function l(a,b){b.isScrolling=void 0,b._moveDistance=b._moveDistanceIE=0,b._startX=e.touch?a.touches[0].pageX:a.pageX||a.clientX,b._startY=e.touch?a.touches[0].pageY:a.pageY||a.clientY}function m(a,b){b.opts.autoSwipe&&p(b),b.allowSlideClick=!1,b._curX=e.touch?a.touches[0].pageX:a.pageX||a.clientX,b._curY=e.touch?a.touches[0].pageY:a.pageY||a.clientY,b._moveX=b._curX-b._startX,b._moveY=b._curY-b._startY,"undefined"==typeof b.isScrolling&&(b.isScrolling=b.opts.axisX?!!(Math.abs(b._moveX)>=Math.abs(b._moveY)):!!(Math.abs(b._moveY)>=Math.abs(b._moveX))),b.isScrolling&&(a.preventDefault?a.preventDefault():a.returnValue=!1,h(b,b.opts.ul,0),b._moveDistance=b._moveDistanceIE=b.opts.axisX?b._moveX:b._moveY),b.opts.continuousScroll||(0==b._index&&b._moveDistance>0||b._index+1>=b._liLength&&b._moveDistance<0)&&(b._moveDistance=0),i(b,b.opts.ul,-(b._slideDistance*b._index-b._moveDistance))}function n(a){a.isScrolling||o(a),(c.ie10||c.ie11)&&(Math.abs(a._moveDistanceIE)<5&&(a.allowSlideClick=!0),setTimeout(function(){a.allowSlideClick=!0},100)),Math.abs(a._moveDistance)<=a._distance?q(a,"",".3"):a._moveDistance>a._distance?q(a,"prev",".3"):Math.abs(a._moveDistance)>a._distance&&q(a,"next",".3"),a._moveDistance=a._moveDistanceIE=0}function o(a){a.opts.autoSwipe&&(p(a),a.autoSlide=setInterval(function(){q(a,"next",".3")},a.opts.speed))}function p(a){clearInterval(a.autoSlide)}function q(a,b,c){"number"==typeof b?(a._index=b,a.opts.lazyLoad&&(a.opts.continuousScroll?(j(a,a._index),j(a,a._index+1),j(a,a._index+2)):(j(a,a._index-1),j(a,a._index),j(a,a._index+1)))):"next"==b?(a._index++,a.opts.lazyLoad&&(a.opts.continuousScroll?(j(a,a._index+2),a._index+1==a._liLength?j(a,1):a._index==a._liLength&&j(a,0)):j(a,a._index+1))):"prev"==b&&(a._index--,a.opts.lazyLoad&&(a.opts.continuousScroll?(j(a,a._index),0==a._index?j(a,a._liLength):a._index<0&&j(a,a._liLength-1)):j(a,a._index-1))),a.opts.continuousScroll?a._index>=a._liLength?(r(a,c),a._index=0,setTimeout(function(){r(a,0)},300)):a._index<0?(r(a,c),a._index=a._liLength-1,setTimeout(function(){r(a,0)},300)):r(a,c):(a._index>=a._liLength?a._index=0:a._index<0&&(a._index=a._liLength-1),r(a,c)),""!==arguments[1]&&a.opts.callback(a._index,a._liLength,a.$el)}function r(a,b){h(a,a.opts.ul,b),i(a,a.opts.ul,-a._index*a._slideDistance)}var f,g,c={ie10:a.navigator.msPointerEnabled,ie11:a.navigator.pointerEnabled},d=["touchstart","touchmove","touchend"],e={touch:a.Modernizr&&Modernizr.touch===!0||function(){return!!("ontouchstart"in a||a.DocumentTouch&&document instanceof DocumentTouch)}()};c.ie10&&(d=["MSPointerDown","MSPointerMove","MSPointerUp"]),c.ie11&&(d=["pointerdown","pointermove","pointerup"]),f={touchStart:d[0],touchMove:d[1],touchEnd:d[2]},b.fn.swipeSlide=function(a){var b=[];return this.each(function(c,d){b.push(new g(d,a))}),b},g=function(a,c){var d=this;d.$el=b(a),d._distance=50,d.allowSlideClick=!0,d.init(c)},g.prototype.init=function(d){function p(){var c,a=e.opts.ul.children();e._slideDistance=e.opts.axisX?e.opts.ul.width():e.opts.ul.height(),h(e,e.opts.ul,0),i(e,e.opts.ul,-e._slideDistance*e._index),h(e,a,0),c=e.opts.continuousScroll?-1:0,a.each(function(a){i(e,b(this),e._slideDistance*(a+c))})}var g,e=this;return e.opts=b.extend({},{ul:e.$el.children("ul"),li:e.$el.children().children("li"),index:0,continuousScroll:!1,autoSwipe:!0,speed:4e3,axisX:!0,transitionType:"ease",lazyLoad:!1,firstCallback:function(){},callback:function(){}},d),e._index=e.opts.index,e._liLength=e.opts.li.length,e.isScrolling,e.opts.firstCallback(e._index,e._liLength,e.$el),e._liLength<=1?(e.opts.lazyLoad&&j(e,0),!1):(e.opts.continuousScroll&&e.opts.ul.prepend(e.opts.li.last().clone()).append(e.opts.li.first().clone()),e.opts.lazyLoad&&(j(e,e._index),e.opts.continuousScroll?(j(e,e._index+1),j(e,e._index+2),0==e._index?j(e,e._liLength):e._index+1==e._liLength&&j(e,1)):0==e._index?j(e,e._index+1):e._index+1==e._liLength?j(e,e._index-1):(j(e,e._index+1),j(e,e._index-1))),p(),(c.ie10||c.ie11)&&(g="",g=e.opts.axisX?"pan-y":"none",e.$el.css({"-ms-touch-action":g,"touch-action":g}),e.$el.on("click",function(){return e.allowSlideClick})),o(e),e.$el.on(f.touchStart,function(a){k(a),l(a,e)}),e.$el.on(f.touchMove,function(a){k(a),m(a,e)}),e.$el.on(f.touchEnd,function(){n(e)}),e.opts.ul.on("webkitTransitionEnd MSTransitionEnd transitionend",function(){o(e)}),b(a).on("onorientationchange"in a?"orientationchange":"resize",function(){clearTimeout(e.timer),e.timer=setTimeout(p,150)}),void 0)},g.prototype.goTo=function(a){var b=this;q(b,a,".3")}}(window,window.Zepto||window.jQuery);