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e||t(window,"mousemove",this)},b.prototype._handleDOMEvents=function(t){this.scroller.options.disableTouch||(t(this.indicator,"touchstart",this),t(window,"touchend",this)),this.scroller.options.disableMouse||(t(this.indicator,"mousedown",this),t(window,"mouseup",this))},function(t){t.prototype._init=function(t,i){this._handleOptions(i),this._events={},this.x=0,this.y=0,this.directionX=0,this.directionY=0,this._addDOMEvents(),this._initExtFeatures(),this._watchTransition(),this.options.observeDOM&&this._initDOMObserver(),this.options.autoBlur&&this._handleAutoBlur(),this.refresh(),this.options.snap||this.scrollTo(this.options.startX,this.options.startY),this.enable()},t.prototype._handleOptions=function(t){this.options=o({},F,t),this.translateZ=this.options.HWCompositing&&O?" translateZ(0)":"",this.options.useTransition=this.options.useTransition&&z,this.options.useTransform=this.options.useTransform&&L,this.options.preventDefault=!this.options.eventPassthrough&&this.options.preventDefault,this.options.scrollX="horizontal"!==this.options.eventPassthrough&&this.options.scrollX,this.options.scrollY="vertical"!==this.options.eventPassthrough&&this.options.scrollY,this.options.freeScroll=this.options.freeScroll&&!this.options.eventPassthrough,this.options.directionLockThreshold=this.options.eventPassthrough?0:this.options.directionLockThreshold,!0===this.options.tap&&(this.options.tap="tap")},t.prototype._addDOMEvents=function(){vart=h;this._handleDOMEvents(t)},t.prototype._removeDOMEvents=function(){vart=a;this._handleDOMEvents(t)},t.prototype._handleDOMEvents=function(t){vari=this.options.bindToWrapper?this.wrapper:window;t(window,"orientationchange",this),t(window,"resize",this),this.options.click&&t(this.wrapper,"click",this,!0),this.options.disableMouse||(t(this.wrapper,"mousedown",this),t(i,"mousemove",this),t(i,"mousecancel",this),t(i,"mouseup",this)),H&&!this.options.disableTouch&&(t(this.wrapper,"touchstart",this),t(i,"touchmove",this),t(i,"touchcancel",this),t(i,"touchend",this)),t(this.scroller,C.transitionEnd,this)},t.prototype._initExtFeatures=function(){this.options.snap&&this._initSnap(),this.options.scrollbar&&this._initScrollbar(),this.options.pullUpLoad&&this._initPullUp(),this.options.pullDownRefresh&&this._initPullDown(),this.options.wheel&&this._initWheel(),this.options.mouseWheel&&this._initMouseWheel()},t.prototype._watchTransition=function(){if("function"==typeofObject.defineProperty){vart=this,i=!1;Object.defineProperty(this,"isInTransition",{get:function(){returni},set:function(e){i=e;for(vars=t.scroller.children.length?t.scroller.children:[t.scroller],o=i&&!t.pulling?"none":"auto",n=0;n<s.length;n++)s[n].style.pointerEvents=o}})}},t.prototype._handleAutoBlur=function(){this.on("beforeScrollStart",function(){vart=document.activeElement;!t||"INPUT"!==t.tagName&&"TEXTAREA"!==t.tagName||t.blur()})},t.prototype._initDOMObserver=function(){vart=this;if("undefined"!=typeofMutationObserver){vari=void0,e=newMutationObserver(function(e){if(!t._shouldNotRefresh()){for(vars=!1,o=!1,n=0;n<e.length;n++){varr=e[n];if("attributes"!==r.type){s=!0;break}if(r.target!==t.scroller){o=!0;break}}s?t.refresh():o&&(clearTimeout(i),i=setTimeout(function(){t._shouldNotRefresh()||t.refresh()},60))}}),s={attributes:!0,childList:!0,subtree:!0};e.observe(this.scroller,s),this.on("destroy",function(){e.disconnect()})}elsethis._checkDOMUpdate()},t.prototype._shouldNotRefresh=function(){vart=this.x>0||this.x<this.maxScrollX||this.y>0||this.y<this.maxScrollY;returnthis.isInTransition||this.stopFromTransition||t},t.prototype._checkDOMUpdate=function(){functiont(){if(!this.destroyed){e=c(this.scroller);vart=e.width,n=e.height;s===t&&o===n||this.refresh(),s=t,o=n,i.call(this)}}functioni(){vari=this;setTimeout(function(){t.call(i)},1e3)}vare=c(this.scroller),s=e.width,o=e.height;i.call(this)},t.prototype.handleEvent=function(t){switch(t.type){case"touchstart":case"mousedown":this._start(t);break;case"touchmove":case"mousemove":this._move(t);break;case"touchend":case"mouseup":case"touchcancel":case"mousecancel":this._end(t);break;case"orientationchange":case"resize":this._resize();break;case"transitionend":case"webkitTransitionEnd":case"oTransitionEnd":case"MSTransitionEnd":this._transitionEnd(t);break;case"click":this.enabled&&!t._constructed&&(p(t.target,this.options.preventDefaultException)||(t.preventDefault(),t.stopPropagation()));break;case"wheel":case"DOMMouseScroll":case"mousewheel":this._onMouseWheel(t)}},t.prototype.refresh=function(){vart=c(this.wrapper);this.wrapperWidth=t.width,this.wrapperHeight=t.height;vari=c(this.scroller);this.scrollerWidth=i.width,this.scrollerHeight=i.height;vare=this.options.wheel;e?(this.items=this.scroller.children,this.options.itemHeight=this.itemHeight=this.items.length?this.scrollerHeight/this.items.length:0,void0===this.selectedIndex&&(this.selectedIndex=e.selectedIndex||0),this.options.startY=-this.selectedIndex*this.itemHeight,this.maxScrollX=0,this.maxScrollY=-this.itemHeight*(this.items.length-1)):(this.maxScrollX=this.wrapperWidth-this.scrollerWidth,this.maxScrollY=this.wrapperHeight-this.scrollerHeight),this.hasHorizontalScroll=this.options.scrollX&&this.maxScrollX<0,this.hasVerticalScroll=this.options.scrollY&&this.maxScrollY<0,this.hasHorizontalScroll||(this.maxScrollX=0,this.scrollerWidth=this.wrapperWidth),this.hasVerticalScroll||(this.maxScrollY=0,this.scrollerHeight=this.wrapperHeight),this.endTime=0,this.directionX=0,this.directionY=0,this.wrapperOffset=l(this.wrapper),this.trigger("refresh"),this.resetPosition()},t.prototype.enable=function(){this.enabled=!0},t.prototype.disable=function(){this.enabled=!1}}(_),function(t){t.prototype._start=function(t){vari=I[t.type];if((i===A||0===t.button)&&!(!this.enabled||this.destroyed||this.initiated&&this.initiated!==i)){this.initiated=i,this.options.preventDefault&&!p(t.target,this.options.preventDefaultException)&&t.preventDefault(),this.options.stopPropagation&&t.stopPropagation(),this.moved=!1,this.distX=0,this.distY=0,this.directionX=0,this.directionY=0,this.movingDirectionX=0,this.movingDirectionY=0,this.directionLocked=0,this._transitionTime(),this.startTime=s(),this.options.wheel&&(this.target=t.target),this.stop();vare=t.touches?t.touches[0]:t;this.startX=this.x,this.startY=this.y,this.absStartX=this.x,this.absStartY=this.y,this.pointX=e.pageX,this.pointY=e.pageY,this.trigger("beforeScrollStart")}},t.prototype._move=function(t){if(this.enabled&&!this.destroyed&&I[t.type]===this.initiated){this.options.preventDefault&&t.preventDefault(),this.options.stopPropagation&&t.stopPropagation();vari=t.touches?t.touches[0]:t,e=i.pageX-this.pointX,o=i.pageY-this.pointY;this.pointX=i.pageX,this.pointY=i.pageY,this.distX+=e,this.distY+=o;varn=Math.abs(this.distX),r=Math.abs(this.distY),h=s();if(!(h-this.endTime>this.options.momentumLimitTime&&r<this.options.momentumLimitDistance&&n<this.options.momentumLimitDistance)){if(this.directionLocked||this.options.freeScroll||(n>r+this.options.directionLockThreshold?this.directionLocked="h":r>=n+this.options.directionLockThreshold?this.directionLocked="v":this.directionLocked="n"),"h"===this.directionLocked){if("vertical"===this.options.eventPassthrough)t.preventDefault();elseif("horizontal"===this.options.eventPassthrough)returnvoid(this.initiated=!1);o=0}elseif("v"===this.directionLocked){if("horizontal"===this.options.eventPassthrough)t.preventDefault();elseif("vertical"===this.options.eventPassthrough)returnvoid(this.initiated=!1);e=0}e=this.hasHorizontalScroll?e:0,o=this.hasVerticalScroll?o:0,this.movingDirectionX=e>0?q:e<0?j:0,this.movingDirectionY=o>0?V:o<0?N:0;vara=this.x+e,l=this.y+o,c=this.options.bounce,p=c.top,u=void0===p||p,d=c.bottom,f=void0===d||d,g=c.left,m=void0===g||g,v=c.right,y=void0===v||v;(a>0||a<this.maxScrollX)&&(a=a>0&&m||a<this.maxScrollX&&y?this.x+e/3:a>0?0:this.maxScrollX),(l>0||l<this.maxScrollY)&&(l=l>0&&u||l<this.maxScrollY&&f?this.y+o/3:l>0?0:this.maxScrollY),this.moved||(this.moved=!0,this.trigger("scrollStart")),this._translate(a,l),h-this.startTime>this.options.momentumLimitTime&&(this.startTime=h,this.startX=this.x,this.startY=this.y,this.options.probeType===Z&&this.trigger("scroll",{x:this.x,y:this.y})),this.options.probeType>Z&&this.trigger("scroll",{x:this.x,y:this.y});varw=document.documentElement.scrollLeft||window.pageXOffset||document.body.scrollLeft,x=document.documentElement.scrollTop||window.pageYOffset||document.body.scrollTop,T=this.pointX-w,b=this.pointY-x;(T>document.documentElement.clientWidth-this.options.momentumLimitDistance||T<this.options.momentumLimitDistance||b<this.options.momentumLimitDistance||b>document.documentElement.clientHeight-this.options.momentumLimitDistance)&&this._end(t)}}},t.prototype._end=function(t){if(this.enabled&&!this.destroyed&&I[t.type]===this.initiated){this.initiated=!1,this.options.preventDefault&&!p(t.target,this.options.preventDefaultException)&&t.preventDefault(),this.options.stopPropagation&&t.stopPropagation(),this.trigger("touchEnd",{x:this.x,y:this.y}),this.isInTransition=!1;vari=Math.round(this.x),e=Math.round(this.y),o=i-this.absStartX,n=e-this.absStartY;if(this.directionX=o>0?q:o<0?j:0,this.directionY=n>0?V:n<0?N:0,!this.options.pullDownRefresh||!this._checkPullDown()){if(this._checkClick(t))returnvoidthis.trigger("scrollCancel");if(!this.resetPosition(this.options.bounceTime,R.bounce)){this.scrollTo(i,e),this.endTime=s();varr=this.endTime-this.startTime,h=Math.abs(i-this.startX),a=Math.abs(e-this.startY);if(this._events.flick&&r<this.options.flickLimitTime&&h<this.options.flickLimitDistance&&a<this.options.flickLimitDistance)returnvoidthis.trigger("flick");varl=0;if(this.options.momentum&&r<this.options.momentumLimitTime&&(a>this.options.momentumLimitDistance||h>this.options.momentumLimitDistance)){varc=this.options.bounce,u=c.top,d=void0===u||u,f=c.bottom,g=void0===f||f,m=c.left,y=void0===m||m,w=c.right,x=void0===w||w,T=this.directionX===q&&y||this.directionX===j&&x?this.wrapperWidth:0,b=this.directionY===V&&d||this.directionY===N&&g?this.wrapperHeight:0,_=this.hasHorizontalScroll?v(this.x,this.startX,r,this.maxScrollX,T,this.options):{destination:i,duration:0},P=this.hasVerticalScroll?v(this.y,this.startY,r,this.maxScrollY,b,this.options):{destination:e,duration:0};i=_.destination,e=P.destination,l=Math.max(_.duration,P.duration),this.isInTransition=!0}elsethis.options.wheel&&(e=Math.round(e/this.itemHeight)*this.itemHeight,l=this.options.wheel.adjustTime||400);varS=R.swipe;if(this.options.snap){varM=this._nearestSnap(i,e);this.currentPage=M,l=this.options.snapSpeed||Math.max(Math.max(Math.min(Math.abs(i-M.x),1e3),Math.min(Math.abs(e-M.y),1e3)),300),i=M.x,e=M.y,this.directionX=0,this.directionY=0,S=this.options.snap.easing||R.bounce}if(i!==this.x||e!==this.y)return(i>0||i<this.maxScrollX||e>0||e<this.maxScrollY)&&(S=R.swipeBounce),voidthis.scrollTo(i,e,l,S);this.options.wheel&&(this.selectedIndex=Math.round(Math.abs(this.y/this.itemHeight))),this.trigger("scrollEnd",{x:this.x,y:this.y})}}}},t.prototype._checkClick=function(t){vari=this.stopFromTransition&&!this.pulling;if(this.stopFromTransition=!1,!this.moved){if(this.options.wheel){if(this.target&&this.target.className===this.options.wheel.wheelWrapperClass){vare=Math.abs(Math.round(this.y/this.itemHeight)),s=Math.round((this.pointY+l(this.target).top-this.itemHeight/2)/this.itemHeight);this.target=this.items[e+s]}returnthis.scrollToElement(this.target,this.options.wheel.adjustTime||400,!0,!0,R.swipe),!0}return!i&&(this.options.tap&&u(t,this.options.tap),this.options.click&&!p(t.target,this.options.preventDefaultException)&&d(t),!0)}return!1},t.prototype._resize=function(){vart=this;this.enabled&&(D&&(this.wrapper.scrollTop=0),clearTimeout(this.resizeTimeout),this.resizeTimeout=setTimeout(function(){t.refresh()},this.options.resizePolling))},t.prototype._startProbe=function(){functiont(){vare=i.getComputedPosition();if(i.trigger("scroll",e),!i.isInTransition)returnvoidi.trigger("scrollEnd",e);i.probeTimer=U(t)}B(this.probeTimer),this.probeTimer=U(t);vari=this},t.prototype._transitionProperty=function(){vart=arguments.length>0&&void0!==arguments[0]?arguments[0]:"transform";this.scrollerStyle[C.transitionProperty]=t},t.prototype._transitionTime=function(){vart=arguments.length>0&&void0!==arguments[0]?arguments[0]:0;if(this.scrollerStyle[C.transitionDuration]=t+"ms",this.options.wheel)for(vari=0;i<this.items.length;i++)this.items[i].style[C.transitionDuration]=t+"ms";if(this.indicators)for(vare=0;e<this.indicators.length;e++)this.indicators[e].transitionTime(t)},t.prototype._transitionTimingFunction=function(t){if(this.scrollerStyle[C.transitionTimingFunction]=t,this.options.wheel)for(vari=0;i<this.items.length;i++)this.items[i].style[C.transitionTimingFunction]=t;if(this.indicators)for(vare=0;e<this.indicators.length;e++)this.indicators[e].transitionTimingFunction(t)},t.prototype._transitionEnd=function(t){t.target===this.scroller&&this.isInTransition&&(this._transitionTime(),this.pulling||this.resetPosition(this.options.bounceTime,R.bounce)||(this.isInTransition=!1,this.options.probeType!==G&&this.trigger("scrollEnd",{x:this.x,y:this.y})))},t.prototype._translate=function(t,i){if(x(!n(t)&&!n(i),"Oops! translate x or y is null or undefined. please check your code."),this.options.useTransform?this.scrollerStyle[C.transform]="translate("+t+"px,"+i+"px)"+this.translateZ:(t=Math.round(t),i=Math.round(i),this.scrollerStyle.left=t+"px",this.scrollerStyle.top=i+"px"),this.options.wheel)for(vare=this.options.wheel.rotate,s=void0===e?25:e,o=0;o<this.items.length;o++){varr=s*(i/this.itemHeight+o);this.items[o].style[C.transform]="rotateX("+r+"deg)"}if(this.x=t,this.y=i,this.indicators)for(varh=0;h<this.indicators.length;h++)this.indicators[h].updatePosition()},t.prototype._animate=function(t,i,e,o){functionn(){varp=s();if(p>=c)returnr.isAnimating=!1,r._translate(t,i),void(r.pulling||r.resetPosition(r.options.bounceTime)||r.trigger("scrollEnd",{x:r.x,y:r.y}));p=(p-l)/e;varu=o(p),d=(t-h)*u+h,f=(i-a)*u+a;r._translate(d,f),r.isAnimating&&(r.animateTimer=U(n)),r.options.probeType===G&&r.trigger("scroll",{x:r.x,y:r.y})}varr=this,h=this.x,a=this.y,l=s(),c=l+e;this.isAnimating=!0,B(this.animateTimer),n()},t.prototype.scrollBy=function(t,i){vare=arguments.length>2&&void0!==arguments[2]?arguments[2]:0,s=arguments.length>3&&void0!==arguments[3]?arguments[3]:R.bounce;t=this.x+t,i=this.y+i,this.scrollTo(t,i,e,s)},t.prototype.scrollTo=function(t,i){vare=arguments.length>2&&void0!==arguments[2]?arguments[2]:0,s=arguments.length>3&&void0!==arguments[3]?arguments[3]:R.bounce;this.isInTransition=this.options.useTransition&&e>0&&(t!==this.x||i!==this.y),!e||this.options.useTransition?(this._transitionProperty(),this._transitionTimingFunction(s.style),this._transitionTime(e),this._translate(t,i),e&&this.options.probeType===G&&this._startProbe(),this.options.wheel&&(i>0?this.selectedIndex=0:i<this.maxScrollY?this.selectedIndex=this.items.length-1:this.selectedIndex=Math.round(Math.abs(i/this.itemHeight)))):this._animate(t,i,e,s.fn)},t.prototype.scrollToElement=function(t,i,e,s,o){if(t&&(t=t.nodeType?t:this.scroller.querySelector(t),!this.options.wheel||t.className===this.options.wheel.wheelItemClass)){varn=l(t);n.left-=this.wrapperOffset.left,n.top-=this.wrapperOffset.top,!0===e&&(e=Math.round(t.offsetWidth/2-this.wrapper.offsetWidth/2)),!0===s&&(s=Math.round(t.offsetHeight/2-this.wrapper.offsetHeight/2)),n.left-=e||0,n.top-=s||0,n.left=n.left>0?0:n.left<this.maxScrollX?this.maxScrollX:n.left,n.top=n.top>0?0:n.top<this.maxScrollY?this.maxScrollY:n.top,this.options.wheel&&(n.top=Math.round(n.top/this.itemHeight)*this.itemHeight),this.scrollTo(n.left,n.top,i,o)}},t.prototype.resetPosition=function(){vart=arguments.length>0&&void0!==arguments[0]?arguments[0]:0,i=arguments.length>1&&void0!==arguments[1]?arguments[1]:R.bounce,e=this.x,s=Math.round(e);!this.hasHorizontalScroll||s>0?e=0:s<this.maxScrollX&&(e=this.maxScrollX);varo=this.y,n=Math.round(o);return!this.hasVerticalScroll||n>0?o=0:n<this.maxScrollY&&(o=this.maxScrollY),(e!==this.x||o!==this.y)&&(this.scrollTo(e,o,t,i),!0)},t.prototype.getComputedPosition=function(){vart=window.getComputedStyle(this.scroller,null),i=void0,e=void0;returnthis.options.useTransform?(t=t[C.transform].split(")")[0].split(", "),i=+(t[12]||t[4]),e=+(t[13]||t[5])):(i=+t.left.replace(/[^-\d.]/g,""),e=+t.top.replace(/[^-\d.]/g,"")),{x:i,y:e}},t.prototype.stop=function(){if(this.options.useTransition&&this.isInTransition){this.isInTransition=!1;vart=this.getComputedPosition();this._translate(t.x,t.y),this.options.wheel?this.target=this.items[Math.round(-t.y/this.itemHeight)]:this.trigger("scrollEnd",{x:this.x,y:this.y}),this.stopFromTransition=!0}else!this.options.useTransition&&this.isAnimating&&(this.isAnimating=!1,this.trigger("scrollEnd",{x:this.x,y:this.y}),this.stopFromTransition=!0)},t.prototype.destroy=function(){this.destroyed=!0,this.trigger("destroy"),this._removeDOMEvents(),this._events={}}}(_),function(t){t.prototype.on=function(t,i){vare=arguments.length>2&&void0!==arguments[2]?arguments[2]:this;this._events[t]||(this._events[t]=[]),this._events[t].push([i,e])},t.prototype.once=function(t,i){functione(){this.off(t,e),i.apply(s,arguments)}vars=arguments.length>2&&void0!==arguments[2]?arguments[2]:this;e.fn=i,this.on(t,e)},t.prototype.off=function(t,i){vare=this._events[t];if(e)for(vars=e.length;s--;)(e[s][0]===i||e[s][0]&&e[s][0].fn===i)&&(e[s][0]=void0)},t.prototype.trigger=function(t){vari=this._events[t];if(i)for(vare=i.length,s=[].concat(S(i)),o=0;o<e;o++){varn=s[o],r=P(n,2),h=r[0],a=r[1];h&&h.apply(a,[].slice.call(arguments,1))}}}(_),function(t){t.prototype._initSnap=function(){vart=this;this.currentPage={};vari=this.options.snap;if(i.loop){vare=this.scroller.children;e.length>1?(f(e[e.length-1].cloneNode(!0),this.scroller),this.scroller.appendChild(e[1].cloneNode(!0))):i.loop=!1}vars=i.el;"string"==typeofs&&(s=this.scroller.querySelectorAll(s)),this.on("refresh",function(){if(t.pages=[],t.wrapperWidth&&t.wrapperHeight&&t.scrollerWidth&&t.scrollerHeight){vare=i.stepX||t.wrapperWidth,o=i.stepY||t.wrapperHeight,n=0,r=void0,h=void0,a=void0,l=0,p=void0,u=0,d=void0,f=void0;if(s)for(p=s.length,d=-1;l<p;l++)f=c(s[l]),(0===l||f.left<=c(s[l-1]).left)&&(u=0,d++),t.pages[u]||(t.pages[u]=[]),n=Math.max(-f.left,t.maxScrollX),r=Math.max(-f.top,t.maxScrollY),h=n-Math.round(f.width/2),a=r-Math.round(f.height/2),t.pages[u][d]={x:n,y:r,width:f.width,height:f.height,cx:h,cy:a},n>t.maxScrollX&&u++;elsefor(h=Math.round(e/2),a=Math.round(o/2);n>-t.scrollerWidth;){for(t.pages[l]=[],p=0,r=0;r>-t.scrollerHeight;)t.pages[l][p]={x:Math.max(n,t.maxScrollX),y:Math.max(r,t.maxScrollY),width:e,height:o,cx:n-h,cy:r-a},r-=o,p++;n-=e,l++}t._checkSnapLoop();varg=i._loopX?1:0,m=i._loopY?1:0;t._goToPage(t.currentPage.pageX||g,t.currentPage.pageY||m,0);varv=i.threshold;v%1==0?(t.snapThresholdX=v,t.snapThresholdY=v):(t.snapThresholdX=Math.round(t.pages[t.currentPage.pageX][t.currentPage.pageY].width*v),t.snapThresholdY=Math.round(t.pages[t.currentPage.pageX][t.currentPage.pageY].height*v))}}),this.on("scrollEnd",function(){i.loop&&(i._loopX?(0===t.currentPage.pageX&&t._goToPage(t.pages.length-2,t.currentPage.pageY,0),t.currentPage.pageX===t.pages.length-1&&t._goToPage(1,t.currentPage.pageY,0)):(0===t.currentPage.pageY&&t._goToPage(t.currentPage.pageX,t.pages[0].length-2,0),t.currentPage.pageY===t.pages[0].length-1&&t._goToPage(t.currentPage.pageX,1,0)))}),!1!==i.listenFlick&&this.on("flick",function(){vare=i.speed||Math.max(Math.max(Math.min(Math.abs(t.x-t.startX),1e3),Math.min(Math.abs(t.y-t.startY),1e3)),300);t._goToPage(t.currentPage.pageX+t.directionX,t.currentPage.pageY+t.directionY,e)}),this.on("destroy",function(){if(i.loop){vare=t.scroller.children;e.length>2&&(m(t.scroller,e[e.length-1]),m(t.scroller,e[0]))}})},t.prototype._checkSnapLoop=function(){vart=this.options.snap;t.loop&&this.pages&&(this.pages.length>1&&(t._loopX=!0),this.pages[0]&&this.pages[0].length>1&&(t._loopY=!0),t._loopX&&t._loopY&&w("Loop does not support two direction at the same time."))},t.prototype._nearestSnap=function(t,i){if(!this.pages.length)return{x:0,y:0,pageX:0,pageY:0};vare=0;if(Math.abs(t-this.absStartX)<=this.snapThresholdX&&Math.abs(i-this.absStartY)<=this.snapThresholdY)returnthis.currentPage;t>0?t=0:t<this.maxScrollX&&(t=this.maxScrollX),i>0?i=0:i<this.maxScrollY&&(i=this.maxScrollY);for(vars=this.pages.length;e<s;e++)if(t>=this.pages[e][0].cx){t=this.pages[e][0].x;break}s=this.pages[e].length;for(varo=0;o<s;o++)if(i>=this.pages[0][o].cy){i=this.pages[0][o].y;break}returne===this.currentPage.pageX&&(e+=this.directionX,e<0?e=0:e>=this.pages.length&&(e=this.pages.length-1),t=this.pages[e][0].x),o===this.currentPage.pageY&&(o+=this.directionY,o<0?o=0:o>=this.pages[0].length&&(o=this.pages[0].length-1),i=this.pages[0][o].y),{x:t,y:i,pageX:e,pageY:o}},t.prototype._goToPage=function(t){vari=arguments.length>1&&void0!==arguments[1]?arguments[1]:0,e=arguments[2],s=arguments[3],o=this.options.snap;if(o&&this.pages&&(s=s||o.easing||R.bounce,t>=this.pages.length?t=this.pages.length-1:t<0&&(t=0),this.pages[t])){i>=this.pages[t].length?i=this.pages[t].length-1:i<0&&(i=0);varn=this.pages[t][i].x,r=this.pages[t][i].y;e=void0===e?o.speed||Math.max(Math.max(Math.min(Math.abs(n-this.x),1e3),Math.min(Math.abs(r-this.y),1e3)),300):e,this.currentPage={x:n,y:r,pageX:t,pageY:i},this.scrollTo(n,r,e,s)}},t.prototype.goToPage=function(t,i,e,s){varo=this.options.snap;if(o){if(o.loop){varn=void0;o._loopX?(n=this.pages.length-2,t>=n?t=n-1:t<0&&(t=0),t+=1):(n=this.pages[0].length-2,i>=n?i=n-1:i<0&&(i=0),i+=1)}this._goToPage(t,i,e,s)}},t.prototype.next=function(t,i){if(this.options.snap){vare=this.currentPage.pageX,s=this.currentPage.pageY;e++,e>=this.pages.length&&this.hasVerticalScroll&&(e=0,s++),this._goToPage(e,s,t,i)}},t.prototype.prev=function(t,i){if(this.options.snap){vare=this.currentPage.pageX,s=this.currentPage.pageY;e--,e<0&&this.hasVerticalScroll&&(e=0,s--),this._goToPage(e,s,t,i)}},t.prototype.getCurrentPage=function(){vart=this.options.snap;returnt?t.loop?t._loopX?o({},this.currentPage,{pageX:this.currentPage.pageX-1}):o({},this.currentPage,{pageY:this.currentPage.pageY-1}):this.currentPage:null}}(_),function(t){t.prototype.wheelTo=function(){vart=arguments.length>0&&void0!==arguments[0]?arguments[0]:0;this.options.wheel&&(this.y=-t*this.itemHeight,this.scrollTo(0,this.y))},t.prototype.getSelectedIndex=function(){returnthis.options.wheel&&this.selectedIndex},t.prototype._initWheel=function(){vart=this.options.wheel;t.wheelWrapperClass||(t.wheelWrapperClass="wheel-scroll"),t.wheelItemClass||(t.wheelItemClass="wheel-item"),void0===t.selectedIndex&&(t.selectedIndex=0,w("wheel option selectedIndex is required!"))}}(_),function(t){t.prototype._initScrollbar=function(){vart=this,i=this.options.scrollbar,e=i.fade,s=void0===e||e,o=i.interactive,n=void0!==o&&o;this.indicators=[];varr=void0;this.options.scrollX&&(r={el:T("horizontal"),direction:"horizontal",fade:s,interactive:n},this._insertScrollBar(r.el),this.indicators.push(newb(this,r))),this.options.scrollY&&(r={el:T("vertical"),direction:"vertical",fade:s,interactive:n},this._insertScrollBar(r.el),this.indicators.push(newb(this,r))),this.on("refresh",function(){for(vari=0;i<t.indicators.length;i++)t.indicators[i].refresh()}),s&&(this.on("scrollEnd",function(){for(vari=0;i<t.indicators.length;i++)t.indicators[i].fade()}),this.on("scrollCancel",function(){for(vari=0;i<t.indicators.length;i++)t.indicators[i].fade()}),this.on("scrollStart",function(){for(vari=0;i<t.indicators.length;i++)t.indicators[i].fade(!0)}),this.on("beforeScrollStart",function(){for(vari=0;i<t.indicators.length;i++)t.indicators[i].fade(!0,!0)})),this.on("destroy",function(){t._removeScrollBars()})},t.prototype._insertScrollBar=function(t){this.wrapper.appendChild(t)},t.prototype._removeScrollBars=function(){for(vart=0;t<this.indicators.length;t++)this.indicators[t].destroy()}}(_),function(t){t.prototype._initPullDown=function(){this.options.probeType=G},t.prototype._checkPullDown=function(){vart=this.options.pullDownRefresh,i=t.threshold,e=void0===i?90:i,s=t.stop,o=void0===s?40:s;return!(this.directionY!==V||this.y<e)&&(this.pulling||(this.pulling=!0,this.trigger("pullingDown")),this.scrollTo(this.x,o,this.options.bounceTime,R.bounce),this.pulling)},t.prototype.finishPullDown=function(){this.pulling=!1,this.resetPosition(this.options.bounceTime,R.bounce)},t.prototype.openPullDown=function(){vart=!(arguments.length>0&&void0!==arguments[0])||arguments[0];this.options.pullDownRefresh=t,this._initPullDown()},t.prototype.closePullDown=function(){this.options.pullDownRefresh=!1}}(_),function(t){t.prototype._initPullUp=function(){this.options.probeType=G,this.pullupWatching=!1,this._watchPullUp()},t.prototype._watchPullUp=function(){this.pullupWatching||(this.pullupWatching=!0,this.on("scroll",this._checkToEnd))},t.prototype._checkToEnd=function(t){vari=this,e=this.options.pullUpLoad.threshold,s=void0===e?0:e;this.movingDirectionY===N&&t.y<=this.maxScrollY+s&&(this.once("scrollEnd",function(){i.pullupWatching=!1}),this.trigger("pullingUp"),this.off("scroll",this._checkToEnd))},t.prototype.finishPullUp=function(){vart=this;this.pullupWatching?this.once("scrollEnd",function(){t._watchPullUp()}):this._watchPullUp()},t.prototype.openPullUp=function(){vart=!(arguments.length>0&&void0!==arguments[0])||arguments[0];this.options.pullUpLoad=t,this._initPullUp()},t.prototype.closePullUp=function(){this.options.pullUpLoad=!1,this.pullupWatching&&(this.pullupWatching=!1,this.off("scroll",this._checkToEnd))}}(_),function(t){t.prototype._initMouseWheel=function(){vart=this;this._handleMouseWheelEvent(h),this.on("destroy",function(){clearTimeout(t.mouseWheelTimer),t._handleMouseWheelEvent(a)}),this.firstWheelOpreation=!0},t.prototype._handleMouseWheelEvent=function(t){t(this.wrapper,"wheel",this),t(this.wrapper,"mousewheel",this),t(this.wrapper,"DOMMouseScroll",this)},t.prototype._onMouseWheel=function(t){vari=this;if(this.enabled){t.preventDefault(),this.firstWheelOpreation&&this.trigger("scrollStart"),this.firstWheelOpreation=!1,clearTimeout(this.mouseWheelTimer),this.mouseWheelTimer=setTimeout(function(){i.options.snap||i.trigger("scrollEnd",{x:i.x,y:i.y}),i.firstWheelOpreation=!0},400);vare=this.options.mouseWheel,s=e.speed,o=void0===s?20:s,n=e.invert,r=void0!==n&&n,h=e.easeTime,a=void0===h?300:h,l=void0,c=void0;switch(!0){case"deltaX"int:1===t.deltaMode?(l=-t.deltaX*o,c=-t.deltaY*o):(l=-t.deltaX,c=-t.deltaY);break;case"wheelDeltaX"int:l=t.wheelDeltaX/120*o,c=t.wheelDeltaY/120*o;break;case"wheelDelta"int:l=c=t.wheelDelta/120*o;break;case"detail"int:l=c=-t.detail/3*o;break;default:return}varp=r?-1:1;l*=p,c*=p,this.hasVerticalScroll||(l=c,c=0);varu=void0,d=void0;if(this.options.snap)returnu=this.currentPage.pageX,d=this.currentPage.pageY,l>0?u--:l<0&&u++,c>0?d--:c<0&&d++,voidthis._goToPage(u,d);u=this.x+Math.round(this.hasHorizontalScroll?l:0),d=this.y+Math.round(this.hasVerticalScroll?c:0),this.movingDirectionX=this.directionX=l>0?-1:l<0?1:0,this.movingDirectionY=this.directionY=c>0?-1:c<0?1:0,u>0?u=0:u<this.maxScrollX&&(u=this.maxScrollX),d>0?d=0:d<this.maxScrollY&&(d=this.maxScrollY),this.scrollTo(u,d,a,R.swipe),this.trigger("scroll",{x:this.x,y:this.y})}}}(_),_.Version="1.10.0",i.default=_}});
