@xysfe/actui/lib/GoldFinanceChart/index.js

A fantastic mobile ui lib implement by Vue

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item."),this.firstAttachedItem=0,this.lastAttachedItem=0,this.anchorScrollTop=0,this.anchorItem={index:0,offset:0},this.tombstoneHeight=0,this.tombstoneWidth=0,this.tombstones=[],this.items=[],this.loadedItems=0,this.requestInProgress=!1,this.hasMore=!0,this.scroller=t,this.wrapperEl=this.scroller.wrapper,this.scrollerEl=this.scroller.scroller,this.scroller.on("scroll",function(){i.onScroll()}),this.scroller.on("resize",function(){i.onResize()}),this.onResize()}function k(t,e){this.wrapper="string"==typeof t?document.querySelector(t):t,this.wrapper||b("Can not resolve the wrapper DOM."),this.scroller=this.wrapper.children[0],this.scroller||b("The wrapper need at least one child element to be scroller."),this.scrollerStyle=this.scroller.style,this._init(t,e)}var A=function(){function t(t,e){var i=[],n=!0,o=!1,r=void 0;try{for(var a,s=t[Symbol.iterator]();!(n=(a=s.next()).done)&&(i.push(a.value),!e||i.length!==e);n=!0);}catch(t){o=!0,r=t}finally{try{!n&&s.return&&s.return()}finally{if(o)throw r}}return i}return function(e,i){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,i);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}(),D=function(t){if(Array.isArray(t)){for(var e=0,i=Array(t.length);e<t.length;e++)i[e]=t[e];return i}return Array.from(t)},P="undefined"!=typeof window,O=P&&navigator.userAgent.toLowerCase(),L=O&&/wechatdevtools/.test(O),E=O&&O.indexOf("android")>0,R=P&&document.createElement("div").style,N=function(){if(!P)return!1;var t={webkit:"webkitTransform",Moz:"MozTransform",O:"OTransform",ms:"msTransform",standard:"transform"};for(var e in t)if(void 0!==R[t[e]])return e;return!1}(),B=s("transform"),z=P&&s("perspective")in R,F=P&&("ontouchstart"in window||L),V=!1!==B,Y=P&&s("transition")in R,H={transform:B,transitionTimingFunction:s("transitionTimingFunction"),transitionDuration:s("transitionDuration"),transitionDelay:s("transitionDelay"),transformOrigin:s("transformOrigin"),transitionEnd:s("transitionEnd")},W=1,X={touchstart:W,touchmove:W,touchend:W,mousedown:2,mousemove:2,mouseup:2},G={startX:0,startY:0,scrollX:!1,scrollY:!0,freeScroll:!1,directionLockThreshold:5,eventPassthrough:"",click:!1,tap:!1,bounce:!0,bounceTime:800,momentum:!0,momentumLimitTime:300,momentumLimitDistance:15,swipeTime:2500,swipeBounceTime:500,deceleration:.0015,flickLimitTime:200,flickLimitDistance:100,resizePolling:60,probeType:0,preventDefault:!0,preventDefaultException:{tagName:/^(INPUT|TEXTAREA|BUTTON|SELECT)$/},HWCompositing:!0,useTransition:!0,useTransform:!0,bindToWrapper:!1,disableMouse:F,disableTouch:!F,observeDOM:!0,autoBlur:!0,wheel:!1,snap:!1,scrollbar:!1,pullDownRefresh:!1,pullUpLoad:!1,mouseWheel:!1,stopPropagation:!1,zoom:!1,infinity:!1,dblclick:!1},U={swipe:{style:"cubic-bezier(0.23, 1, 0.32, 1)",fn:function(t){return 1+--t*t*t*t*t}},swipeBounce:{style:"cubic-bezier(0.25, 0.46, 0.45, 0.94)",fn:function(t){return t*(2-t)}},bounce:{style:"cubic-bezier(0.165, 0.84, 0.44, 1)",fn:function(t){return 1- --t*t*t*t}}},j=function(){return P?window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||function(t){return window.setTimeout(t,(t.interval||100/60)/2)}:w}(),q=function(){return P?window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||function(t){window.clearTimeout(t)}:w}(),Z=1,K=-1,Q=1,$=-1,J=1,tt=3;M.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)}},M.prototype.refresh=function(){this._shouldShow()&&(this.transitionTime(),this._calculate(),this.updatePosition())},M.prototype.fade=function(t,e){var i=this;if(!e||this.visible){var n=t?250:500;t=t?"1":"0",this.wrapperStyle[H.transitionDuration]=n+"ms",clearTimeout(this.fadeTimeout),this.fadeTimeout=setTimeout(function(){i.wrapperStyle.opacity=t,i.visible=+t},0)}},M.prototype.updatePosition=function(){if("vertical"===this.direction){var t=Math.round(this.sizeRatioY*this.scroller.y);if(t<0){this.transitionTime(500);var e=Math.max(this.indicatorHeight+3*t,8);this.indicatorStyle.height=e+"px",t=0}else if(t>this.maxPosY){this.transitionTime(500);var i=Math.max(this.indicatorHeight-3*(t-this.maxPosY),8);this.indicatorStyle.height=i+"px",t=this.maxPosY+this.indicatorHeight-i}else this.indicatorStyle.height=this.indicatorHeight+"px";this.y=t,this.scroller.options.useTransform?this.indicatorStyle[H.transform]="translateY("+t+"px)"+this.scroller.translateZ:this.indicatorStyle.top=t+"px"}else{var n=Math.round(this.sizeRatioX*this.scroller.x);if(n<0){this.transitionTime(500);var o=Math.max(this.indicatorWidth+3*n,8);this.indicatorStyle.width=o+"px",n=0}else if(n>this.maxPosX){this.transitionTime(500);var r=Math.max(this.indicatorWidth-3*(n-this.maxPosX),8);this.indicatorStyle.width=r+"px",n=this.maxPosX+this.indicatorWidth-r}else this.indicatorStyle.width=this.indicatorWidth+"px";this.x=n,this.scroller.options.useTransform?this.indicatorStyle[H.transform]="translateX("+n+"px)"+this.scroller.translateZ:this.indicatorStyle.left=n+"px"}},M.prototype.transitionTime=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;this.indicatorStyle[H.transitionDuration]=t+"ms"},M.prototype.transitionTimingFunction=function(t){this.indicatorStyle[H.transitionTimingFunction]=t},M.prototype.destroy=function(){this._removeDOMEvents(),this.wrapper.parentNode.removeChild(this.wrapper)},M.prototype._start=function(t){var e=t.touches?t.touches[0]:t;t.preventDefault(),t.stopPropagation(),this.transitionTime(),this.initiated=!0,this.moved=!1,this.lastPointX=e.pageX,this.lastPointY=e.pageY,this.startTime=n(),this._handleMoveEvents(l),this.scroller.trigger("beforeScrollStart")},M.prototype._move=function(t){var e=t.touches?t.touches[0]:t;t.preventDefault(),t.stopPropagation(),this.moved||this.scroller.trigger("scrollStart"),this.moved=!0;var i=e.pageX-this.lastPointX;this.lastPointX=e.pageX;var n=e.pageY-this.lastPointY;this.lastPointY=e.pageY;var o=this.x+i,r=this.y+n;this._pos(o,r)},M.prototype._end=function(t){if(this.initiated){this.initiated=!1,t.preventDefault(),t.stopPropagation(),this._handleMoveEvents(h);var e=this.scroller.options.snap;if(e){var i=e.speed,n=e.easing,o=void 0===n?U.bounce:n,r=this.scroller._nearestSnap(this.scroller.x,this.scroller.y),a=i||Math.max(Math.max(Math.min(Math.abs(this.scroller.x-r.x),1e3),Math.min(Math.abs(this.scroller.y-r.y),1e3)),300);this.scroller.x===r.x&&this.scroller.y===r.y||(this.scroller.directionX=0,this.scroller.directionY=0,this.scroller.currentPage=r,this.scroller.scrollTo(r.x,r.y,a,o))}this.moved&&this.scroller.trigger("scrollEnd",{x:this.scroller.x,y:this.scroller.y})}},M.prototype._pos=function(t,e){t<0?t=0:t>this.maxPosX&&(t=this.maxPosX),e<0?e=0:e>this.maxPosY&&(e=this.maxPosY),t=Math.round(t/this.sizeRatioX),e=Math.round(e/this.sizeRatioY),this.scroller.scrollTo(t,e),this.scroller.trigger("scroll",{x:this.scroller.x,y:this.scroller.y})},M.prototype._shouldShow=function(){return"vertical"===this.direction&&this.scroller.hasVerticalScroll||"horizontal"===this.direction&&this.scroller.hasHorizontalScroll?(this.wrapper.style.display="",!0):(this.wrapper.style.display="none",!1)},M.prototype._calculate=function(){if("vertical"===this.direction){var t=this.wrapper.clientHeight;this.indicatorHeight=Math.max(Math.round(t*t/(this.scroller.scrollerHeight||t||1)),8),this.indicatorStyle.height=this.indicatorHeight+"px",this.maxPosY=t-this.indicatorHeight,this.sizeRatioY=this.maxPosY/this.scroller.maxScrollY}else{var e=this.wrapper.clientWidth;this.indicatorWidth=Math.max(Math.round(e*e/(this.scroller.scrollerWidth||e||1)),8),this.indicatorStyle.width=this.indicatorWidth+"px",this.maxPosX=e-this.indicatorWidth,this.sizeRatioX=this.maxPosX/this.scroller.maxScrollX}},M.prototype._addDOMEvents=function(){var t=l;this._handleDOMEvents(t)},M.prototype._removeDOMEvents=function(){var t=h;this._handleDOMEvents(t),this._handleMoveEvents(t)},M.prototype._handleMoveEvents=function(t){this.scroller.options.disableTouch||t(window,"touchmove",this),this.scroller.options.disableMouse||t(window,"mousemove",this)},M.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))};var et=2e3;I.prototype.onScroll=function(){var t=-this.scroller.y,e=t-this.anchorScrollTop;this.anchorItem=0===t?{index:0,offset:0}:this._calculateAnchoredItem(this.anchorItem,e),this.anchorScrollTop=t;var i=this._calculateAnchoredItem(this.anchorItem,this.wrapperEl.offsetHeight),n=this.anchorItem.index,o=i.index;e<0?(n-=30,o+=10):(n-=10,o+=30),this.fill(n,o),this.maybeRequestContent()},I.prototype.onResize=function(){var t=this.options.createTombstone();t.style.position="absolute",this.scrollerEl.appendChild(t),t.style.display="",this.tombstoneHeight=t.offsetHeight,this.tombstoneWidth=t.offsetWidth,this.scrollerEl.removeChild(t);for(var e=0;e<this.items.length;e++)this.items[e].height=this.items[e].width=0;this.onScroll()},I.prototype.fill=function(t,e){this.firstAttachedItem=Math.max(0,t),this.hasMore||(e=Math.min(e,this.items.length)),this.lastAttachedItem=e,this.attachContent()},I.prototype.maybeRequestContent=function(){var t=this;if(!this.requestInProgress&&this.hasMore){var e=this.lastAttachedItem-this.loadedItems;e<=0||(this.requestInProgress=!0,this.options.fetch(e).then(function(e){if(t.requestInProgress=!1,e)t.addContent(e);else{t.hasMore=!1;var i=t._removeTombstones(),n=0;t.anchorItem.index<=t.items.length?(n=t._fixScrollPosition(),t._setupAnimations({},n),t.scroller.resetPosition(t.scroller.options.bounceTime)):(t.anchorItem.index-=i,n=t._fixScrollPosition(),t._setupAnimations({},n),t.scroller.stop(),t.scroller.resetPosition(),t.onScroll())}}))}},I.prototype.addContent=function(t){for(var e=0;e<t.length;e++)this.items.length<=this.loadedItems&&this._addItem(),this.items[this.loadedItems++].data=t[e];this.attachContent(),this.maybeRequestContent()},I.prototype.attachContent=function(){var t=this._collectUnusedNodes(),e=this._createDOMNodes(t);this._cleanupUnusedNodes(t),this._cacheNodeSize();var i=this._fixScrollPosition();this._setupAnimations(e,i)},I.prototype.resetMore=function(){this.hasMore=!0},I.prototype._removeTombstones=function(){for(var t=void 0,e=0,i=this.items.length,n=0;n<i;n++){var o=this.items[n].node,r=this.items[n].data;o&&!C(o)||r||(t||(t=n),o&&this.scrollerEl.removeChild(o))}return e=i-t,this.items.splice(t),this.lastAttachedItem=Math.min(this.lastAttachedItem,this.items.length),e},I.prototype._collectUnusedNodes=function(){for(var t=[],e=0;e<this.items.length;e++)if(e!==this.firstAttachedItem){var i=this.items[e].node;i&&(C(i)?(this.tombstones.push(i),this.tombstones[this.tombstones.length-1].style.display="none"):t.push(i)),this.items[e].node=null}else e=this.lastAttachedItem-1;return t},I.prototype._createDOMNodes=function(t){for(var e={},i=this.firstAttachedItem;i<this.lastAttachedItem;i++){for(;this.items.length<=i;)this._addItem();var n=this.items[i].node,o=this.items[i].data;if(n){if(!C(n)||!o)continue;n.style.zIndex=1,e[i]=[n,this.items[i].top-this.anchorScrollTop],this.items[i].node=null}var r=o?this.options.render(o,t.pop()):this._getTombStone();r.style.position="absolute",this.items[i].top=-1,this.scrollerEl.appendChild(r),this.items[i].node=r}return e},I.prototype._cleanupUnusedNodes=function(t){for(;t.length;)this.scrollerEl.removeChild(t.pop())},I.prototype._cacheNodeSize=function(){for(var t=this.firstAttachedItem;t<this.lastAttachedItem;t++)this.items[t].data&&!this.items[t].height&&(this.items[t].height=this.items[t].node.offsetHeight,this.items[t].width=this.items[t].node.offsetWidth)},I.prototype._fixScrollPosition=function(){this.anchorScrollTop=0;for(var t=0;t<this.anchorItem.index;t++)this.anchorScrollTop+=this.items[t].height||this.tombstoneHeight;this.anchorScrollTop+=this.anchorItem.offset;for(var e=this.anchorScrollTop-this.anchorItem.offset,i=this.anchorItem.index;i>this.firstAttachedItem;)e-=this.items[i-1].height||this.tombstoneHeight,i--;return e},I.prototype._setupAnimations=function(t,e){var i=this;for(var n in t){var o=t[n];this.items[n].node.style.transform="translateY("+(this.anchorScrollTop+o[1])+"px) scale("+this.tombstoneWidth/this.items[n].width+", "+this.tombstoneHeight/this.items[n].height+")",this.items[n].node.offsetTop,o[0].offsetTop,this.items[n].node.style.transition="transform 200ms"}for(var r=this.firstAttachedItem;r<this.lastAttachedItem;r++){var a=t[r];if(a){var s=a[0];s.style.transition="transform 200ms, opacity 200ms",s.style.transform="translateY("+e+"px) scale("+this.items[r].width/this.tombstoneWidth+", "+this.items[r].height/this.tombstoneHeight+")",s.style.opacity=0}e!==this.items[r].top&&(a||(this.items[r].node.style.transition=""),this.items[r].node.style.transform="translateY("+e+"px)"),this.items[r].top=e,e+=this.items[r].height||this.tombstoneHeight}this.scroller.maxScrollY=-(e-this.wrapperEl.offsetHeight+(this.hasMore?et:0)),setTimeout(function(){for(var e in t){var n=t[e];n[0].style.display="none",i.tombstones.push(n[0])}},200)},I.prototype._getTombStone=function(){var t=this.tombstones.pop();return t?(t.style.display="",t.style.opacity=1,t.style.transform="",t.style.transition="",t):this.options.createTombstone()},I.prototype._addItem=function(){this.items.push({data:null,node:null,height:0,width:0,top:0})},I.prototype._calculateAnchoredItem=function(t,e){if(0===e)return t;var i=t.index,n=0;if((e+=t.offset)<0){for(;e<0&&i>0&&this.items[i-1].height;)e+=this.items[i-1].height,i--;n=Math.max(-i,Math.ceil(Math.min(e,0)/this.tombstoneHeight))}else{for(;e>0&&i<this.items.length&&this.items[i].height&&this.items[i].height<e;)e-=this.items[i].height,i++;(i>=this.items.length||!this.items[i].height)&&(n=Math.floor(Math.max(e,0)/this.tombstoneHeight))}return i+=n,e-=n*this.tombstoneHeight,{index:i,offset:e}},function(t){t.prototype._init=function(t,e){this._handleOptions(e),this._events={},this.x=0,this.y=0,this.directionX=0,this.directionY=0,this.setScale(1),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.setScale=function(t){this.lastScale=r(this.scale)?t:this.scale,this.scale=t},t.prototype._handleOptions=function(t){this.options=o({},G,t),this.translateZ=this.options.HWCompositing&&z?" translateZ(0)":"",this.options.useTransition=this.options.useTransition&&Y,this.options.useTransform=this.options.useTransform&&V,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(){var t=l;this._handleDOMEvents(t)},t.prototype._removeDOMEvents=function(){var t=h;this._handleDOMEvents(t)},t.prototype._handleDOMEvents=function(t){var e=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(e,"mousemove",this),t(e,"mousecancel",this),t(e,"mouseup",this)),F&&!this.options.disableTouch&&(t(this.wrapper,"touchstart",this),t(e,"touchmove",this),t(e,"touchcancel",this),t(e,"touchend",this)),t(this.scroller,H.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(),this.options.zoom&&this._initZoom(),this.options.infinity&&this._initInfinite()},t.prototype._watchTransition=function(){if("function"==typeof Object.defineProperty){var t=this,e=!1,i=this.useTransition?"isInTransition":"isAnimating";Object.defineProperty(this,i,{get:function(){return e},set:function(i){e=i;for(var n=t.scroller.children.length?t.scroller.children:[t.scroller],o=e&&!t.pulling?"none":"auto",r=0;r<n.length;r++)n[r].style.pointerEvents=o}})}},t.prototype._handleAutoBlur=function(){this.on("scrollStart",function(){var t=document.activeElement;!t||"INPUT"!==t.tagName&&"TEXTAREA"!==t.tagName||t.blur()})},t.prototype._initDOMObserver=function(){var t=this;if("undefined"!=typeof MutationObserver){var e=void 0,i=new MutationObserver(function(i){if(!t._shouldNotRefresh()){for(var n=!1,o=!1,r=0;r<i.length;r++){var a=i[r];if("attributes"!==a.type){n=!0;break}if(a.target!==t.scroller){o=!0;break}}n?t.refresh():o&&(clearTimeout(e),e=setTimeout(function(){t._shouldNotRefresh()||t.refresh()},60))}}),n={attributes:!0,childList:!0,subtree:!0};i.observe(this.scroller,n),this.on("destroy",function(){i.disconnect()})}else this._checkDOMUpdate()},t.prototype._shouldNotRefresh=function(){var t=this.x>this.minScrollX||this.x<this.maxScrollX||this.y>this.minScrollY||this.y<this.maxScrollY;return this.isInTransition||this.stopFromTransition||t},t.prototype._checkDOMUpdate=function(){function t(){if(!this.destroyed){i=p(this.scroller);var t=i.width,r=i.height;n===t&&o===r||this.refresh(),n=t,o=r,e.call(this)}}function e(){var e=this;setTimeout(function(){t.call(e)},1e3)}var i=p(this.scroller),n=i.width,o=i.height;e.call(this)},t.prototype.handleEvent=function(t){switch(t.type){case"touchstart":case"mousedown":this._start(t),this.options.zoom&&t.touches&&t.touches.length>1&&this._zoomStart(t);break;case"touchmove":case"mousemove":this.options.zoom&&t.touches&&t.touches.length>1?this._zoom(t):this._move(t);break;case"touchend":case"mouseup":case"touchcancel":case"mousecancel":this.scaled?this._zoomEnd(t):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&&(d(t.target,this.options.preventDefaultException)||(t.preventDefault(),t.stopPropagation()));break;case"wheel":case"DOMMouseScroll":case"mousewheel":this._onMouseWheel(t)}},t.prototype.refresh=function(){var t="static"===window.getComputedStyle(this.wrapper,null).position,e=p(this.wrapper);this.wrapperWidth=e.width,this.wrapperHeight=e.height;var i=p(this.scroller);this.scrollerWidth=Math.round(i.width*this.scale),this.scrollerHeight=Math.round(i.height*this.scale),this.relativeX=i.left,this.relativeY=i.top,t&&(this.relativeX-=e.left,this.relativeY-=e.top),this.minScrollX=0,this.minScrollY=0;var n=this.options.wheel;n?(this.items=this.scroller.children,this.options.itemHeight=this.itemHeight=this.items.length?this.scrollerHeight/this.items.length:0,void 0===this.selectedIndex&&(this.selectedIndex=n.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.options.infinity||(this.maxScrollY=this.wrapperHeight-this.scrollerHeight),this.maxScrollX<0?(this.maxScrollX-=this.relativeX,this.minScrollX=-this.relativeX):this.scale>1&&(this.maxScrollX=this.maxScrollX/2-this.relativeX,this.minScrollX=this.maxScrollX),this.maxScrollY<0?(this.maxScrollY-=this.relativeY,this.minScrollY=-this.relativeY):this.scale>1&&(this.maxScrollY=this.maxScrollY/2-this.relativeY,this.minScrollY=this.maxScrollY)),this.hasHorizontalScroll=this.options.scrollX&&this.maxScrollX<this.minScrollX,this.hasVerticalScroll=this.options.scrollY&&this.maxScrollY<this.minScrollY,this.hasHorizontalScroll||(this.maxScrollX=this.minScrollX,this.scrollerWidth=this.wrapperWidth),this.hasVerticalScroll||(this.maxScrollY=this.minScrollY,this.scrollerHeight=this.wrapperHeight),this.endTime=0,this.directionX=0,this.directionY=0,this.wrapperOffset=u(this.wrapper),this.trigger("refresh"),!this.scaled&&this.resetPosition()},t.prototype.enable=function(){this.enabled=!0},t.prototype.disable=function(){this.enabled=!1}}(k),function(t){t.prototype._start=function(t){var e=X[t.type];if((e===W||0===t.button)&&!(!this.enabled||this.destroyed||this.initiated&&this.initiated!==e)){this.initiated=e,this.options.preventDefault&&!d(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=n(),this.options.wheel&&(this.target=t.target),this.stop();var i=t.touches?t.touches[0]:t;this.startX=this.x,this.startY=this.y,this.absStartX=this.x,this.absStartY=this.y,this.pointX=i.pageX,this.pointY=i.pageY,this.trigger("beforeScrollStart")}},t.prototype._move=function(t){if(this.enabled&&!this.destroyed&&X[t.type]===this.initiated){this.options.preventDefault&&t.preventDefault(),this.options.stopPropagation&&t.stopPropagation();var e=t.touches?t.touches[0]:t,i=e.pageX-this.pointX,o=e.pageY-this.pointY;this.pointX=e.pageX,this.pointY=e.pageY,this.distX+=i,this.distY+=o;var r=Math.abs(this.distX),a=Math.abs(this.distY),s=n();if(!(s-this.endTime>this.options.momentumLimitTime&&a<this.options.momentumLimitDistance&&r<this.options.momentumLimitDistance)){if(this.directionLocked||this.options.freeScroll||(r>a+this.options.directionLockThreshold?this.directionLocked="h":a>=r+this.options.directionLockThreshold?this.directionLocked="v":this.directionLocked="n"),"h"===this.directionLocked){if("vertical"===this.options.eventPassthrough)t.preventDefault();else if("horizontal"===this.options.eventPassthrough)return void(this.initiated=!1);o=0}else if("v"===this.directionLocked){if("horizontal"===this.options.eventPassthrough)t.preventDefault();else if("vertical"===this.options.eventPassthrough)return void(this.initiated=!1);i=0}i=this.hasHorizontalScroll?i:0,o=this.hasVerticalScroll?o:0,this.movingDirectionX=i>0?$:i<0?Q:0,this.movingDirectionY=o>0?K:o<0?Z:0;var l=this.x+i,h=this.y+o,u=!1,c=!1,p=!1,d=!1,f=this.options.bounce;!1!==f&&(u=void 0===f.top||f.top,c=void 0===f.bottom||f.bottom,p=void 0===f.left||f.left,d=void 0===f.right||f.right),(l>this.minScrollX||l<this.maxScrollX)&&(l=l>this.minScrollX&&p||l<this.maxScrollX&&d?this.x+i/3:l>this.minScrollX?this.minScrollX:this.maxScrollX),(h>this.minScrollY||h<this.maxScrollY)&&(h=h>this.minScrollY&&u||h<this.maxScrollY&&c?this.y+o/3:h>this.minScrollY?this.minScrollY:this.maxScrollY),this.moved||(this.moved=!0,this.trigger("scrollStart")),this._translate(l,h),s-this.startTime>this.options.momentumLimitTime&&(this.startTime=s,this.startX=this.x,this.startY=this.y,this.options.probeType===J&&this.trigger("scroll",{x:this.x,y:this.y})),this.options.probeType>J&&this.trigger("scroll",{x:this.x,y:this.y});var g=document.documentElement.scrollLeft||window.pageXOffset||document.body.scrollLeft,y=document.documentElement.scrollTop||window.pageYOffset||document.body.scrollTop,m=this.pointX-g,v=this.pointY-y;(m>document.documentElement.clientWidth-this.options.momentumLimitDistance||m<this.options.momentumLimitDistance||v<this.options.momentumLimitDistance||v>document.documentElement.clientHeight-this.options.momentumLimitDistance)&&this._end(t)}}},t.prototype._end=function(t){if(this.enabled&&!this.destroyed&&X[t.type]===this.initiated){this.initiated=!1,this.options.preventDefault&&!d(t.target,this.options.preventDefaultException)&&t.preventDefault(),this.options.stopPropagation&&t.stopPropagation(),this.trigger("touchEnd",{x:this.x,y:this.y}),this.isInTransition=!1;var e=Math.round(this.x),i=Math.round(this.y),o=e-this.absStartX,r=i-this.absStartY;if(this.directionX=o>0?$:o<0?Q:0,this.directionY=r>0?K:r<0?Z:0,!this.options.pullDownRefresh||!this._checkPullDown()){if(this._checkClick(t))return void this.trigger("scrollCancel");if(!this.resetPosition(this.options.bounceTime,U.bounce)){this._translate(e,i),this.endTime=n();var a=this.endTime-this.startTime,s=Math.abs(e-this.startX),l=Math.abs(i-this.startY);if(this._events.flick&&a<this.options.flickLimitTime&&s<this.options.flickLimitDistance&&l<this.options.flickLimitDistance)return void this.trigger("flick");var h=0;if(this.options.momentum&&a<this.options.momentumLimitTime&&(l>this.options.momentumLimitDistance||s>this.options.momentumLimitDistance)){var u=!1,c=!1,p=!1,f=!1,g=this.options.bounce;!1!==g&&(u=void 0===g.top||g.top,c=void 0===g.bottom||g.bottom,p=void 0===g.left||g.left,f=void 0===g.right||g.right);var y=this.directionX===$&&p||this.directionX===Q&&f?this.wrapperWidth:0,m=this.directionY===K&&u||this.directionY===Z&&c?this.wrapperHeight:0,v=this.hasHorizontalScroll?x(this.x,this.startX,a,this.maxScrollX,this.minScrollX,y,this.options):{destination:e,duration:0},_=this.hasVerticalScroll?x(this.y,this.startY,a,this.maxScrollY,this.minScrollY,m,this.options):{destination:i,duration:0};e=v.destination,i=_.destination,h=Math.max(v.duration,_.duration),this.isInTransition=!0}else this.options.wheel&&(i=Math.round(i/this.itemHeight)*this.itemHeight,h=this.options.wheel.adjustTime||400);var w=U.swipe;if(this.options.snap){var b=this._nearestSnap(e,i);this.currentPage=b,h=this.options.snapSpeed||Math.max(Math.max(Math.min(Math.abs(e-b.x),1e3),Math.min(Math.abs(i-b.y),1e3)),300),e=b.x,i=b.y,this.directionX=0,this.directionY=0,w=this.options.snap.easing||U.bounce}if(e!==this.x||i!==this.y)return(e>this.minScrollX||e<this.maxScrollX||i>this.minScrollY||i<this.maxScrollY)&&(w=U.swipeBounce),void this.scrollTo(e,i,h,w);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){var e=this.stopFromTransition&&!this.pulling;if(this.stopFromTransition=!1,!this.moved){if(this.options.wheel){if(this.target&&this.target.classList.contains(this.options.wheel.wheelWrapperClass)){var i=Math.abs(Math.round(this.y/this.itemHeight)),o=Math.round((this.pointY+c(this.wrapper).top-this.wrapperHeight/2)/this.itemHeight);this.target=this.items[i+o]}return this.scrollToElement(this.target,this.options.wheel.adjustTime||400,!0,!0,U.swipe),!0}if(!e){var r=this.options.dblclick,a=!1;if(r&&this.lastClickTime){var s=r.delay,l=void 0===s?300:s;n()-this.lastClickTime<l&&(a=!0,y(t))}return this.options.tap&&f(t,this.options.tap),this.options.click&&!d(t.target,this.options.preventDefaultException)&&g(t),this.lastClickTime=a?null:n(),!0}return!1}return!1},t.prototype._resize=function(){var t=this;this.enabled&&(E&&(this.wrapper.scrollTop=0),clearTimeout(this.resizeTimeout),this.resizeTimeout=setTimeout(function(){t.refresh()},this.options.resizePolling))},t.prototype._startProbe=function(){function t(){var i=e.getComputedPosition();if(e.trigger("scroll",i),!e.isInTransition)return void e.trigger("scrollEnd",i);e.probeTimer=j(t)}q(this.probeTimer),this.probeTimer=j(t);var e=this},t.prototype._transitionTime=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;if(this.scrollerStyle[H.transitionDuration]=t+"ms",this.options.wheel)for(var e=0;e<this.items.length;e++)this.items[e].style[H.transitionDuration]=t+"ms";if(this.indicators)for(var i=0;i<this.indicators.length;i++)this.indicators[i].transitionTime(t)},t.prototype._transitionTimingFunction=function(t){if(this.scrollerStyle[H.transitionTimingFunction]=t,this.options.wheel)for(var e=0;e<this.items.length;e++)this.items[e].style[H.transitionTimingFunction]=t;if(this.indicators)for(var i=0;i<this.indicators.length;i++)this.indicators[i].transitionTimingFunction(t)},t.prototype._transitionEnd=function(t){t.target===this.scroller&&this.isInTransition&&(this._transitionTime(),(!this.pulling||this.movingDirectionY===Z)&&!this.resetPosition(this.options.bounceTime,U.bounce)&&(this.isInTransition=!1,this.options.probeType!==tt&&this.trigger("scrollEnd",{x:this.x,y:this.y})))},t.prototype._translate=function(t,e,i){if(S(!r(t)&&!r(e),"Translate x or y is null or undefined."),r(i)&&(i=this.scale),this.options.useTransform?this.scrollerStyle[H.transform]="translate("+t+"px,"+e+"px) scale("+i+")"+this.translateZ:(t=Math.round(t),e=Math.round(e),this.scrollerStyle.left=t+"px",this.scrollerStyle.top=e+"px"),this.options.wheel)for(var n=this.options.wheel.rotate,o=void 0===n?25:n,a=0;a<this.items.length;a++){var s=o*(e/this.itemHeight+a);this.items[a].style[H.transform]="rotateX("+s+"deg)"}if(this.x=t,this.y=e,this.setScale(i),this.indicators)for(var l=0;l<this.indicators.length;l++)this.indicators[l].updatePosition()},t.prototype._animate=function(t,e,i,o){function r(){var d=n();if(d>=p)return a.isAnimating=!1,a._translate(t,e,u),a.trigger("scroll",{x:a.x,y:a.y}),void(a.pulling||a.resetPosition(a.options.bounceTime)||a.trigger("scrollEnd",{x:a.x,y:a.y}));d=(d-c)/i;var f=o(d),g=(t-s)*f+s,y=(e-l)*f+l,m=(u-h)*f+h;a._translate(g,y,m),a.isAnimating&&(a.animateTimer=j(r)),a.options.probeType===tt&&a.trigger("scroll",{x:a.x,y:a.y})}var a=this,s=this.x,l=this.y,h=this.lastScale,u=this.scale,c=n(),p=c+i;this.isAnimating=!0,q(this.animateTimer),r()},t.prototype.scrollBy=function(t,e){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:U.bounce;t=this.x+t,e=this.y+e,this.scrollTo(t,e,i,n)},t.prototype.scrollTo=function(t,e){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:U.bounce;this.isInTransition=this.options.useTransition&&i>0&&(t!==this.x||e!==this.y),!i||this.options.useTransition?(this._transitionTimingFunction(n.style),this._transitionTime(i),this._translate(t,e),i&&this.options.probeType===tt&&this._startProbe(),i||t===this.x&&e===this.y||(this.trigger("scroll",{x:t,y:e}),this._reflow=document.body.offsetHeight,this.resetPosition(this.options.bounceTime,U.bounce)||this.trigger("scrollEnd",{x:t,y:e})),this.options.wheel&&(e>this.minScrollY?this.selectedIndex=0:e<this.maxScrollY?this.selectedIndex=this.items.length-1:this.selectedIndex=Math.round(Math.abs(e/this.itemHeight)))):this._animate(t,e,i,n.fn)},t.prototype.scrollToElement=function(t,e,i,n,o){if(t&&(t=t.nodeType?t:this.scroller.querySelector(t),!this.options.wheel||t.classList.contains(this.options.wheel.wheelItemClass))){var r=u(t);r.left-=this.wrapperOffset.left,r.top-=this.wrapperOffset.top,!0===i&&(i=Math.round(t.offsetWidth/2-this.wrapper.offsetWidth/2)),!0===n&&(n=Math.round(t.offsetHeight/2-this.wrapper.offsetHeight/2)),r.left-=i||0,r.top-=n||0,r.left=r.left>this.minScrollX?this.minScrollX:r.left<this.maxScrollX?this.maxScrollX:r.left,r.top=r.top>this.minScrollY?this.minScrollY:r.top<this.maxScrollY?this.maxScrollY:r.top,this.options.wheel&&(r.top=Math.r