/*! iScroll v5.2.0-snapshot ~ (c) 2008-2017 Matteo Spinelli ~ http://cubiq.org/license */ !function(t,i,s){function e(e,o){this.wrapper="string"==typeof e?i.querySelector(e):e,this.scroller=this.wrapper.children[0],this.scrollerStyle=this.scroller.style,this.options={zoomMin:1,zoomMax:4,startZoom:1,resizeScrollbars:!0,mouseWheelSpeed:20,snapThreshold:.334,disablePointer:!h.hasPointer,disableTouch:h.hasPointer||!h.hasTouch,disableMouse:h.hasPointer||h.hasTouch,startX:0,startY:0,scrollY:!0,directionLockThreshold:5,momentum:!0,bounce:!0,bounceTime:600,bounceEasing:"",preventDefault:!0,preventDefaultException:{tagName:/^(INPUT|TEXTAREA|BUTTON|SELECT)$/},HWCompositing:!0,useTransition:!0,useTransform:!0,bindToWrapper:"undefined"==typeof t.onmousedown};for(var n in o)this.options[n]=o[n];this.translateZ=this.options.HWCompositing&&h.hasPerspective?" translateZ(0)":"",this.options.useTransition=h.hasTransition&&this.options.useTransition,this.options.useTransform=h.hasTransform&&this.options.useTransform,this.options.eventPassthrough=this.options.eventPassthrough===!0?"vertical":this.options.eventPassthrough,this.options.preventDefault=!this.options.eventPassthrough&&this.options.preventDefault,this.options.scrollY="vertical"!=this.options.eventPassthrough&&this.options.scrollY,this.options.scrollX="horizontal"!=this.options.eventPassthrough&&this.options.scrollX,this.options.freeScroll=this.options.freeScroll&&!this.options.eventPassthrough,this.options.directionLockThreshold=this.options.eventPassthrough?0:this.options.directionLockThreshold,this.options.bounceEasing="string"==typeof this.options.bounceEasing?h.ease[this.options.bounceEasing]||h.ease.circular:this.options.bounceEasing,this.options.resizePolling=void 0===this.options.resizePolling?60:this.options.resizePolling,this.options.tap===!0&&(this.options.tap="tap"),this.options.useTransition||this.options.useTransform||/relative|absolute/i.test(this.scrollerStyle.position)||(this.scrollerStyle.position="relative"),"scale"==this.options.shrinkScrollbars&&(this.options.useTransition=!1),this.options.invertWheelDirection=this.options.invertWheelDirection?-1:1,this.x=0,this.y=0,this.directionX=0,this.directionY=0,this._events={},this.scale=s.min(s.max(this.options.startZoom,this.options.zoomMin),this.options.zoomMax),this._init(),this.refresh(),this.scrollTo(this.options.startX,this.options.startY),this.enable()}function o(t,s,e){var o=i.createElement("div"),n=i.createElement("div");return e===!0&&(o.style.cssText="position:absolute;z-index:9999",n.style.cssText="-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;position:absolute;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.9);border-radius:3px"),n.className="iScrollIndicator","h"==t?(e===!0&&(o.style.cssText+=";height:7px;left:2px;right:2px;bottom:0",n.style.height="100%"),o.className="iScrollHorizontalScrollbar"):(e===!0&&(o.style.cssText+=";width:7px;bottom:2px;top:2px;right:1px",n.style.width="100%"),o.className="iScrollVerticalScrollbar"),o.style.cssText+=";overflow:hidden",s||(o.style.pointerEvents="none"),o.appendChild(n),o}function n(s,e){this.wrapper="string"==typeof e.el?i.querySelector(e.el):e.el,this.wrapperStyle=this.wrapper.style,this.indicator=this.wrapper.children[0],this.indicatorStyle=this.indicator.style,this.scroller=s,this.options={listenX:!0,listenY:!0,interactive:!1,resize:!0,defaultScrollbars:!1,shrink:!1,fade:!1,speedRatioX:0,speedRatioY:0};for(var o in e)this.options[o]=e[o];if(this.sizeRatioX=1,this.sizeRatioY=1,this.maxPosX=0,this.maxPosY=0,this.options.interactive&&(this.options.disableTouch||(h.addEvent(this.indicator,"touchstart",this),h.addEvent(t,"touchend",this)),this.options.disablePointer||(h.addEvent(this.indicator,h.prefixPointerEvent("pointerdown"),this),h.addEvent(t,h.prefixPointerEvent("pointerup"),this)),this.options.disableMouse||(h.addEvent(this.indicator,"mousedown",this),h.addEvent(t,"mouseup",this))),this.options.fade){this.wrapperStyle[h.style.transform]=this.scroller.translateZ;var n=h.style.transitionDuration;if(!n)return;this.wrapperStyle[n]=h.isBadAndroid?"0.0001ms":"0ms";var a=this;h.isBadAndroid&&r(function(){"0.0001ms"===a.wrapperStyle[n]&&(a.wrapperStyle[n]="0s")}),this.wrapperStyle.opacity="0"}}var r=t.requestAnimationFrame||t.webkitRequestAnimationFrame||t.mozRequestAnimationFrame||t.oRequestAnimationFrame||t.msRequestAnimationFrame||function(i){t.setTimeout(i,1e3/60)},h=function(){function e(t){return r!==!1&&(""===r?t:r+t.charAt(0).toUpperCase()+t.substr(1))}var o={},n=i.createElement("div").style,r=function(){for(var t,i=["t","webkitT","MozT","msT","OT"],s=0,e=i.length;s0&&(h=n?n/2.5*(c/8):0,l=s.abs(t)+h,a=l/c),{destination:s.round(h),duration:a}};var h=e("transform");return o.extend(o,{hasTransform:h!==!1,hasPerspective:e("perspective")in n,hasTouch:"ontouchstart"in t,hasPointer:!(!t.PointerEvent&&!t.MSPointerEvent),hasTransition:e("transition")in n}),o.isBadAndroid=function(){var i=t.navigator.appVersion;if(/Android/.test(i)&&!/Chrome\/\d/.test(i)){var s=i.match(/Safari\/(\d+.\d)/);return!(s&&"object"==typeof s&&s.length>=2)||parseFloat(s[1])<535.19}return!1}(),o.extend(o.style={},{transform:h,transitionTimingFunction:e("transitionTimingFunction"),transitionDuration:e("transitionDuration"),transitionDelay:e("transitionDelay"),transformOrigin:e("transformOrigin"),touchAction:e("touchAction")}),o.hasClass=function(t,i){var s=new RegExp("(^|\\s)"+i+"(\\s|$)");return s.test(t.className)},o.addClass=function(t,i){if(!o.hasClass(t,i)){var s=t.className.split(" ");s.push(i),t.className=s.join(" ")}},o.removeClass=function(t,i){if(o.hasClass(t,i)){var s=new RegExp("(^|\\s)"+i+"(\\s|$)","g");t.className=t.className.replace(s," ")}},o.offset=function(t){for(var i=-t.offsetLeft,s=-t.offsetTop;t=t.offsetParent;)i-=t.offsetLeft,s-=t.offsetTop;return{left:i,top:s}},o.preventDefaultException=function(t,i){for(var s in i)if(i[s].test(t[s]))return!0;return!1},o.extend(o.eventType={},{touchstart:1,touchmove:1,touchend:1,mousedown:2,mousemove:2,mouseup:2,pointerdown:3,pointermove:3,pointerup:3,MSPointerDown:3,MSPointerMove:3,MSPointerUp:3}),o.extend(o.ease={},{quadratic:{style:"cubic-bezier(0.25, 0.46, 0.45, 0.94)",fn:function(t){return t*(2-t)}},circular:{style:"cubic-bezier(0.1, 0.57, 0.1, 1)",fn:function(t){return s.sqrt(1- --t*t)}},back:{style:"cubic-bezier(0.175, 0.885, 0.32, 1.275)",fn:function(t){var i=4;return(t-=1)*t*((i+1)*t+i)+1}},bounce:{style:"",fn:function(t){return(t/=1)<1/2.75?7.5625*t*t:t<2/2.75?7.5625*(t-=1.5/2.75)*t+.75:t<2.5/2.75?7.5625*(t-=2.25/2.75)*t+.9375:7.5625*(t-=2.625/2.75)*t+.984375}},elastic:{style:"",fn:function(t){var i=.22,e=.4;return 0===t?0:1==t?1:e*s.pow(2,-10*t)*s.sin((t-i/4)*(2*s.PI)/i)+1}}}),o.tap=function(t,s){var e=i.createEvent("Event");e.initEvent(s,!0,!0),e.pageX=t.pageX,e.pageY=t.pageY,t.target.dispatchEvent(e)},o.click=function(s){var e,o=s.target;/(SELECT|INPUT|TEXTAREA)/i.test(o.tagName)||(e=i.createEvent(t.MouseEvent?"MouseEvents":"Event"),e.initEvent("click",!0,!0),e.view=s.view||t,e.detail=1,e.screenX=o.screenX||0,e.screenY=o.screenY||0,e.clientX=o.clientX||0,e.clientY=o.clientY||0,e.ctrlKey=!!s.ctrlKey,e.altKey=!!s.altKey,e.shiftKey=!!s.shiftKey,e.metaKey=!!s.metaKey,e.button=0,e.relatedTarget=null,e._constructed=!0,o.dispatchEvent(e))},o.getTouchAction=function(t,i){var s="none";return"vertical"===t?s="pan-y":"horizontal"===t&&(s="pan-x"),i&&"none"!=s&&(s+=" pinch-zoom"),s},o.getRect=function(t){if(t instanceof SVGElement){var i=t.getBoundingClientRect();return{top:i.top,left:i.left,width:i.width,height:i.height}}return{top:t.offsetTop,left:t.offsetLeft,width:t.offsetWidth,height:t.offsetHeight}},o}();e.prototype={version:"5.2.0-snapshot",_init:function(){this._initEvents(),this.options.zoom&&this._initZoom(),(this.options.scrollbars||this.options.indicators)&&this._initIndicators(),this.options.mouseWheel&&this._initWheel(),this.options.snap&&this._initSnap(),this.options.keyBindings&&this._initKeys()},destroy:function(){this._initEvents(!0),clearTimeout(this.resizeTimeout),this.resizeTimeout=null,this._execEvent("destroy")},_transitionEnd:function(t){t.target==this.scroller&&this.isInTransition&&(this._transitionTime(),this.resetPosition(this.options.bounceTime)||(this.isInTransition=!1,this._execEvent("scrollEnd")))},_start:function(t){if(1!=h.eventType[t.type]){var i;if(i=t.which?t.button:t.button<2?0:4==t.button?1:2,0!==i)return}if(this.enabled&&(!this.initiated||h.eventType[t.type]===this.initiated)){!this.options.preventDefault||h.isBadAndroid||h.preventDefaultException(t.target,this.options.preventDefaultException)||t.preventDefault();var e,o=t.touches?t.touches[0]:t;this.initiated=h.eventType[t.type],this.moved=!1,this.distX=0,this.distY=0,this.directionX=0,this.directionY=0,this.directionLocked=0,this.startTime=h.getTime(),this.options.useTransition&&this.isInTransition?(this._transitionTime(),this.isInTransition=!1,e=this.getComputedPosition(),this._translate(s.round(e.x),s.round(e.y)),this._execEvent("scrollEnd")):!this.options.useTransition&&this.isAnimating&&(this.isAnimating=!1,this._execEvent("scrollEnd")),this.startX=this.x,this.startY=this.y,this.absStartX=this.x,this.absStartY=this.y,this.pointX=o.pageX,this.pointY=o.pageY,this._execEvent("beforeScrollStart")}},_move:function(t){if(this.enabled&&h.eventType[t.type]===this.initiated){this.options.preventDefault&&t.preventDefault();var i,e,o,n,r=t.touches?t.touches[0]:t,a=r.pageX-this.pointX,l=r.pageY-this.pointY,c=h.getTime();if(this.pointX=r.pageX,this.pointY=r.pageY,this.distX+=a,this.distY+=l,o=s.abs(this.distX),n=s.abs(this.distY),!(c-this.endTime>300&&o<10&&n<10)){if(this.directionLocked||this.options.freeScroll||(o>n+this.options.directionLockThreshold?this.directionLocked="h":n>=o+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);l=0}else if("v"==this.directionLocked){if("horizontal"==this.options.eventPassthrough)t.preventDefault();else if("vertical"==this.options.eventPassthrough)return void(this.initiated=!1);a=0}this.options.scrollX||(a=this.hasHorizontalScroll?a:0),this.options.scrollY||(l=this.hasVerticalScroll?l:0),i=this.x+a,e=this.y+l,(i>0||i0?0:this.maxScrollX),(e>0||e0?0:this.maxScrollY),this.directionX=a>0?-1:a<0?1:0,this.directionY=l>0?-1:l<0?1:0,this.moved||this._execEvent("scrollStart"),this.moved=!0,this._translate(i,e),c-this.startTime>300&&(this.startTime=c,this.startX=this.x,this.startY=this.y)}}},_end:function(t){if(this.enabled&&h.eventType[t.type]===this.initiated){this.options.preventDefault&&!h.preventDefaultException(t.target,this.options.preventDefaultException)&&t.preventDefault();var i,e,o=(t.changedTouches?t.changedTouches[0]:t,h.getTime()-this.startTime),n=s.round(this.x),r=s.round(this.y),a=s.abs(n-this.startX),l=s.abs(r-this.startY),c=0,p="";if(this.isInTransition=0,this.initiated=0,this.endTime=h.getTime(),!this.resetPosition(this.options.bounceTime)){if(this.scrollTo(n,r),!this.moved)return this.options.tap&&h.tap(t,this.options.tap),this.options.click&&h.click(t),void this._execEvent("scrollCancel");if(this._events.flick&&o<200&&a<100&&l<100)return void this._execEvent("flick");if(this.options.momentum&&o<300&&(i=this.hasHorizontalScroll?h.momentum(this.x,this.startX,o,this.maxScrollX,this.options.bounce?this.wrapperWidth:0,this.options.deceleration):{destination:n,duration:0},e=this.hasVerticalScroll?h.momentum(this.y,this.startY,o,this.maxScrollY,this.options.bounce?this.wrapperHeight:0,this.options.deceleration):{destination:r,duration:0},n=i.destination,r=e.destination,c=s.max(i.duration,e.duration),this.isInTransition=1),this.options.snap){var d=this._nearestSnap(n,r);this.currentPage=d,c=this.options.snapSpeed||s.max(s.max(s.min(s.abs(n-d.x),1e3),s.min(s.abs(r-d.y),1e3)),300),n=d.x,r=d.y,this.directionX=0,this.directionY=0,p=this.options.bounceEasing}return n!=this.x||r!=this.y?((n>0||n0||r0?i=0:this.x0?s=0:this.y-1&&this._events[t].splice(s,1)}},_execEvent:function(t){if(this._events[t]){var i=0,s=this._events[t].length;if(s)for(;i0;var o=this.options.useTransition&&e.style;!s||o?(o&&(this._transitionTimingFunction(e.style),this._transitionTime(s)),this._translate(t,i)):this._animate(t,i,s,e.fn)},scrollToElement:function(t,i,e,o,n){if(t=t.nodeType?t:this.scroller.querySelector(t)){var r=h.offset(t);r.left-=this.wrapperOffset.left,r.top-=this.wrapperOffset.top;var a=h.getRect(t),l=h.getRect(this.wrapper);e===!0&&(e=s.round(a.width/2-l.width/2)),o===!0&&(o=s.round(a.height/2-l.height/2)),r.left-=e||0,r.top-=o||0,r.left=r.left>0?0:r.left0?0:r.topthis.options.zoomMax&&(l=2*this.options.zoomMax*s.pow(.5,this.options.zoomMax/l)),i=l/this.startScale,e=this.originX-this.originX*i+this.startX,o=this.originY-this.originY*i+this.startY,this.scale=l,this.scrollTo(e,o,0)}},_zoomEnd:function(t){if(this.enabled&&h.eventType[t.type]===this.initiated){this.options.preventDefault&&t.preventDefault();var i,s,e;this.isInTransition=0,this.initiated=0,this.scale>this.options.zoomMax?this.scale=this.options.zoomMax:this.scale0?i=0:i0?s=0:sthis.options.zoomMax&&(t=this.options.zoomMax),t!=this.scale){var o=t/this.scale;i=void 0===i?this.wrapperWidth/2-this.wrapperOffset.left:i,s=void 0===s?this.wrapperHeight/2-this.wrapperOffset.top:s,e=void 0===e?300:e,i=i+this.wrapperOffset.left-this.x,s=s+this.wrapperOffset.top-this.y,i=i-i*o+this.x,s=s-s*o+this.y,this.scale=t,this.refresh(),i>0?i=0:i0?s=0:s0?o--:i<0&&o++,e>0?n--:e<0&&n++,void this.goToPage(o,n);o=this.x+s.round(this.hasHorizontalScroll?i:0),n=this.y+s.round(this.hasVerticalScroll?e:0),this.directionX=i>0?-1:i<0?1:0,this.directionY=e>0?-1:e<0?1:0,o>0?o=0:o0?n=0:n-this.scrollerWidth;){for(this.pages[l]=[],t=0,n=0;n>-this.scrollerHeight;)this.pages[l][t]={x:s.max(p,this.maxScrollX),y:s.max(n,this.maxScrollY),width:d,height:u,cx:p-e,cy:n-o},n-=u,t++;p-=d,l++}else for(r=this.options.snap,t=r.length,i=-1;lthis.maxScrollX&&c++;this.goToPage(this.currentPage.pageX||0,this.currentPage.pageY||0,0),this.options.snapThreshold%1===0?(this.snapThresholdX=this.options.snapThreshold,this.snapThresholdY=this.options.snapThreshold):(this.snapThresholdX=s.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].width*this.options.snapThreshold),this.snapThresholdY=s.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].height*this.options.snapThreshold))}}),this.on("flick",function(){var t=this.options.snapSpeed||s.max(s.max(s.min(s.abs(this.x-this.startX),1e3),s.min(s.abs(this.y-this.startY),1e3)),300);this.goToPage(this.currentPage.pageX+this.directionX,this.currentPage.pageY+this.directionY,t)})},_nearestSnap:function(t,i){if(!this.pages.length)return{x:0,y:0,pageX:0,pageY:0};var e=0,o=this.pages.length,n=0;if(s.abs(t-this.absStartX)0?t=0:t0?i=0:i=this.pages[e][0].cx){t=this.pages[e][0].x;break}for(o=this.pages[e].length;n=this.pages[0][n].cy){i=this.pages[0][n].y;break}return e==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),n==this.currentPage.pageY&&(n+=this.directionY,n<0?n=0:n>=this.pages[0].length&&(n=this.pages[0].length-1),i=this.pages[0][n].y),{x:t,y:i,pageX:e,pageY:n}},goToPage:function(t,i,e,o){o=o||this.options.bounceEasing,t>=this.pages.length?t=this.pages.length-1:t<0&&(t=0),i>=this.pages[t].length?i=this.pages[t].length-1:i<0&&(i=0);var n=this.pages[t][i].x,r=this.pages[t][i].y;e=void 0===e?this.options.snapSpeed||s.max(s.max(s.min(s.abs(n-this.x),1e3),s.min(s.abs(r-this.y),1e3)),300):e,this.currentPage={x:n,y:r,pageX:t,pageY:i},this.scrollTo(n,r,e,o)},next:function(t,i){var s=this.currentPage.pageX,e=this.currentPage.pageY;s++,s>=this.pages.length&&this.hasVerticalScroll&&(s=0,e++),this.goToPage(s,e,t,i)},prev:function(t,i){var s=this.currentPage.pageX,e=this.currentPage.pageY;s--,s<0&&this.hasVerticalScroll&&(s=0,e--),this.goToPage(s,e,t,i)},_initKeys:function(i){var s,e={pageUp:33,pageDown:34,end:35,home:36,left:37,up:38,right:39,down:40};if("object"==typeof this.options.keyBindings)for(s in this.options.keyBindings)"string"==typeof this.options.keyBindings[s]&&(this.options.keyBindings[s]=this.options.keyBindings[s].toUpperCase().charCodeAt(0));else this.options.keyBindings={};for(s in e)this.options.keyBindings[s]=this.options.keyBindings[s]||e[s];h.addEvent(t,"keydown",this),this.on("destroy",function(){h.removeEvent(t,"keydown",this)})},_key:function(t){if(this.enabled){var i,e=this.options.snap,o=e?this.currentPage.pageX:this.x,n=e?this.currentPage.pageY:this.y,r=h.getTime(),a=this.keyTime||0,l=.25;switch(this.options.useTransition&&this.isInTransition&&(i=this.getComputedPosition(),this._translate(s.round(i.x),s.round(i.y)),this.isInTransition=!1),this.keyAcceleration=r-a<200?s.min(this.keyAcceleration+l,50):0,t.keyCode){case this.options.keyBindings.pageUp:this.hasHorizontalScroll&&!this.hasVerticalScroll?o+=e?1:this.wrapperWidth:n+=e?1:this.wrapperHeight;break;case this.options.keyBindings.pageDown:this.hasHorizontalScroll&&!this.hasVerticalScroll?o-=e?1:this.wrapperWidth:n-=e?1:this.wrapperHeight;break;case this.options.keyBindings.end:o=e?this.pages.length-1:this.maxScrollX,n=e?this.pages[0].length-1:this.maxScrollY;break;case this.options.keyBindings.home:o=0,n=0;break;case this.options.keyBindings.left:o+=e?-1:5+this.keyAcceleration>>0;break;case this.options.keyBindings.up:n+=e?1:5+this.keyAcceleration>>0;break;case this.options.keyBindings.right:o-=e?-1:5+this.keyAcceleration>>0;break;case this.options.keyBindings.down:n-=e?1:5+this.keyAcceleration>>0;break;default:return}if(e)return void this.goToPage(o,n);o>0?(o=0,this.keyAcceleration=0):o0?(n=0,this.keyAcceleration=0):n=p?(n.isAnimating=!1,n._translate(t,i),void(n.resetPosition(n.options.bounceTime)||n._execEvent("scrollEnd"))):(f=(f-c)/s,m=e(f),d=(t-a)*m+a,u=(i-l)*m+l,n._translate(d,u),void(n.isAnimating&&r(o)))}var n=this,a=this.x,l=this.y,c=h.getTime(),p=c+s;this.isAnimating=!0,o()},handleEvent:function(t){switch(t.type){case"touchstart":case"pointerdown":case"MSPointerDown":case"mousedown":this._start(t),this.options.zoom&&t.touches&&t.touches.length>1&&this._zoomStart(t);break;case"touchmove":case"pointermove":case"MSPointerMove":case"mousemove":if(this.options.zoom&&t.touches&&t.touches[1])return void this._zoom(t);this._move(t);break;case"touchend":case"pointerup":case"MSPointerUp":case"mouseup":case"touchcancel":case"pointercancel":case"MSPointerCancel":case"mousecancel":if(this.scaled)return void 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"wheel":case"DOMMouseScroll":case"mousewheel":if("zoom"==this.options.wheelAction)return void this._wheelZoom(t);this._wheel(t);break;case"keydown":this._key(t)}}},n.prototype={handleEvent:function(t){switch(t.type){case"touchstart":case"pointerdown":case"MSPointerDown":case"mousedown":this._start(t);break;case"touchmove":case"pointermove":case"MSPointerMove":case"mousemove":this._move(t);break;case"touchend":case"pointerup":case"MSPointerUp":case"mouseup":case"touchcancel":case"pointercancel":case"MSPointerCancel":case"mousecancel":this._end(t)}},destroy:function(){this.options.fadeScrollbars&&(clearTimeout(this.fadeTimeout),this.fadeTimeout=null),this.options.interactive&&(h.removeEvent(this.indicator,"touchstart",this),h.removeEvent(this.indicator,h.prefixPointerEvent("pointerdown"),this),h.removeEvent(this.indicator,"mousedown",this),h.removeEvent(t,"touchmove",this),h.removeEvent(t,h.prefixPointerEvent("pointermove"),this),h.removeEvent(t,"mousemove",this),h.removeEvent(t,"touchend",this),h.removeEvent(t,h.prefixPointerEvent("pointerup"),this),h.removeEvent(t,"mouseup",this)),this.options.defaultScrollbars&&this.wrapper.parentNode&&this.wrapper.parentNode.removeChild(this.wrapper)},_start:function(i){var s=i.touches?i.touches[0]:i;i.preventDefault(),i.stopPropagation(),this.transitionTime(),this.initiated=!0,this.moved=!1,this.lastPointX=s.pageX,this.lastPointY=s.pageY,this.startTime=h.getTime(),this.options.disableTouch||h.addEvent(t,"touchmove",this),this.options.disablePointer||h.addEvent(t,h.prefixPointerEvent("pointermove"),this),this.options.disableMouse||h.addEvent(t,"mousemove",this),this.scroller._execEvent("beforeScrollStart")},_move:function(t){var i,s,e,o,n=t.touches?t.touches[0]:t;h.getTime();this.moved||this.scroller._execEvent("scrollStart"),this.moved=!0,i=n.pageX-this.lastPointX,this.lastPointX=n.pageX,s=n.pageY-this.lastPointY,this.lastPointY=n.pageY,e=this.x+i,o=this.y+s,this._pos(e,o),t.preventDefault(),t.stopPropagation()},_end:function(i){if(this.initiated){if(this.initiated=!1,i.preventDefault(),i.stopPropagation(),h.removeEvent(t,"touchmove",this),h.removeEvent(t,h.prefixPointerEvent("pointermove"),this),h.removeEvent(t,"mousemove",this),this.scroller.options.snap){var e=this.scroller._nearestSnap(this.scroller.x,this.scroller.y),o=this.options.snapSpeed||s.max(s.max(s.min(s.abs(this.scroller.x-e.x),1e3),s.min(s.abs(this.scroller.y-e.y),1e3)),300); this.scroller.x==e.x&&this.scroller.y==e.y||(this.scroller.directionX=0,this.scroller.directionY=0,this.scroller.currentPage=e,this.scroller.scrollTo(e.x,e.y,o,this.scroller.options.bounceEasing))}this.moved&&this.scroller._execEvent("scrollEnd")}},transitionTime:function(t){t=t||0;var i=h.style.transitionDuration;if(i&&(this.indicatorStyle[i]=t+"ms",!t&&h.isBadAndroid)){this.indicatorStyle[i]="0.0001ms";var s=this;r(function(){"0.0001ms"===s.indicatorStyle[i]&&(s.indicatorStyle[i]="0s")})}},transitionTimingFunction:function(t){this.indicatorStyle[h.style.transitionTimingFunction]=t},refresh:function(){this.transitionTime(),this.options.listenX&&!this.options.listenY?this.indicatorStyle.display=this.scroller.hasHorizontalScroll?"block":"none":this.options.listenY&&!this.options.listenX?this.indicatorStyle.display=this.scroller.hasVerticalScroll?"block":"none":this.indicatorStyle.display=this.scroller.hasHorizontalScroll||this.scroller.hasVerticalScroll?"block":"none",this.scroller.hasHorizontalScroll&&this.scroller.hasVerticalScroll?(h.addClass(this.wrapper,"iScrollBothScrollbars"),h.removeClass(this.wrapper,"iScrollLoneScrollbar"),this.options.defaultScrollbars&&this.options.customStyle&&(this.options.listenX?this.wrapper.style.right="8px":this.wrapper.style.bottom="8px")):(h.removeClass(this.wrapper,"iScrollBothScrollbars"),h.addClass(this.wrapper,"iScrollLoneScrollbar"),this.options.defaultScrollbars&&this.options.customStyle&&(this.options.listenX?this.wrapper.style.right="2px":this.wrapper.style.bottom="2px")),h.getRect(this.wrapper),this.options.listenX&&(this.wrapperWidth=this.wrapper.clientWidth,this.options.resize?(this.indicatorWidth=s.max(s.round(this.wrapperWidth*this.wrapperWidth/(this.scroller.scrollerWidth||this.wrapperWidth||1)),8),this.indicatorStyle.width=this.indicatorWidth+"px"):this.indicatorWidth=this.indicator.clientWidth,this.maxPosX=this.wrapperWidth-this.indicatorWidth,"clip"==this.options.shrink?(this.minBoundaryX=-this.indicatorWidth+8,this.maxBoundaryX=this.wrapperWidth-8):(this.minBoundaryX=0,this.maxBoundaryX=this.maxPosX),this.sizeRatioX=this.options.speedRatioX||this.scroller.maxScrollX&&this.maxPosX/this.scroller.maxScrollX),this.options.listenY&&(this.wrapperHeight=this.wrapper.clientHeight,this.options.resize?(this.indicatorHeight=s.max(s.round(this.wrapperHeight*this.wrapperHeight/(this.scroller.scrollerHeight||this.wrapperHeight||1)),8),this.indicatorStyle.height=this.indicatorHeight+"px"):this.indicatorHeight=this.indicator.clientHeight,this.maxPosY=this.wrapperHeight-this.indicatorHeight,"clip"==this.options.shrink?(this.minBoundaryY=-this.indicatorHeight+8,this.maxBoundaryY=this.wrapperHeight-8):(this.minBoundaryY=0,this.maxBoundaryY=this.maxPosY),this.maxPosY=this.wrapperHeight-this.indicatorHeight,this.sizeRatioY=this.options.speedRatioY||this.scroller.maxScrollY&&this.maxPosY/this.scroller.maxScrollY),this.updatePosition()},updatePosition:function(){var t=this.options.listenX&&s.round(this.sizeRatioX*this.scroller.x)||0,i=this.options.listenY&&s.round(this.sizeRatioY*this.scroller.y)||0;this.options.ignoreBoundaries||(tthis.maxBoundaryX?"scale"==this.options.shrink?(this.width=s.max(this.indicatorWidth-(t-this.maxPosX),8),this.indicatorStyle.width=this.width+"px",t=this.maxPosX+this.indicatorWidth-this.width):t=this.maxBoundaryX:"scale"==this.options.shrink&&this.width!=this.indicatorWidth&&(this.width=this.indicatorWidth,this.indicatorStyle.width=this.width+"px"),ithis.maxBoundaryY?"scale"==this.options.shrink?(this.height=s.max(this.indicatorHeight-3*(i-this.maxPosY),8),this.indicatorStyle.height=this.height+"px",i=this.maxPosY+this.indicatorHeight-this.height):i=this.maxBoundaryY:"scale"==this.options.shrink&&this.height!=this.indicatorHeight&&(this.height=this.indicatorHeight,this.indicatorStyle.height=this.height+"px")),this.x=t,this.y=i,this.scroller.options.useTransform?this.indicatorStyle[h.style.transform]="translate("+t+"px,"+i+"px)"+this.scroller.translateZ:(this.indicatorStyle.left=t+"px",this.indicatorStyle.top=i+"px")},_pos:function(t,i){t<0?t=0:t>this.maxPosX&&(t=this.maxPosX),i<0?i=0:i>this.maxPosY&&(i=this.maxPosY),t=this.options.listenX?s.round(t/this.sizeRatioX):this.scroller.x,i=this.options.listenY?s.round(i/this.sizeRatioY):this.scroller.y,this.scroller.scrollTo(t,i)},fade:function(t,i){if(!i||this.visible){clearTimeout(this.fadeTimeout),this.fadeTimeout=null;var s=t?250:500,e=t?0:300;t=t?"1":"0",this.wrapperStyle[h.style.transitionDuration]=s+"ms",this.fadeTimeout=setTimeout(function(t){this.wrapperStyle.opacity=t,this.visible=+t}.bind(this,t),e)}}},e.utils=h,"undefined"!=typeof module&&module.exports?module.exports=e:"function"==typeof define&&define.amd?define(function(){return e}):t.IScroll=e}(window,document,Math);