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window.TableScroller||(TableScroller=function(el,config){this.$wrapper=null,this.$header=null,this.classes=el,this.touch=!1,this.scrollY=0,this.config={showClass:"showing",checkFixedHeader:!0,fixedHeaderID:"headerfixed"},this.init(config)},TableScroller.prototype={init:function(config){this.setElements(),this.$wrapper.classList.contains("scroller")&&(this.scrollStartEventName=this.checkTouch()?"touchstart":"mouseenter",this.scrollEndEventName=this.checkTouch()?"touchend":"mouseleave",this.debounceScrollHandler=BX.debounce(this._onWindowScroll,400,this),this.appendEar(),this.mergeConfig(config),setTimeout(function(){this.toggle()}.bind(this),0),this.adjustEarOffset(!0),this.addEvents())},destroy:function(){this.removeEvents()},setElements:function(){this.$wrapper=document.getElementById(this.classes),this.$header=document.getElementById(this.classes+"__header")},mergeConfig:function(config){"Object"===Object.prototype.toString.call(config).slice(8,-1)&&(this.config=Object.assign(this.config,config))},addEvents:function(){document.addEventListener("scroll",this.debounceScrollHandler,{passive:!0}),this.$wrapper.addEventListener("scroll",this.toggle.bind(this),{passive:!0}),window.addEventListener("resize",this.toggle.bind(this)),this.getEarLeft().addEventListener(this.scrollStartEventName,this._onMouseoverLeft.bind(this)),this.getEarRight().addEventListener(this.scrollStartEventName,this._onMouseoverRight.bind(this)),this.getEarLeft().addEventListener(this.scrollEndEventName,this.stopScroll.bind(this)),this.getEarRight().addEventListener(this.scrollEndEventName,this.stopScroll.bind(this))},removeEvents:function(){document.removeEventListener("scroll",this.debounceScrollHandler,{passive:!0}),this.$wrapper.removeEventListener("scroll",this.toggle.bind(this),{passive:!0}),window.removeEventListener("resize",this.toggle.bind(this)),this.getEarLeft().removeEventListener(this.scrollStartEventName,this._onMouseoverLeft.bind(this)),this.getEarRight().removeEventListener(this.scrollStartEventName,this._onMouseoverRight.bind(this)),this.getEarLeft().removeEventListener(this.scrollEndEventName,this.stopScroll.bind(this)),this.getEarRight().removeEventListener(this.scrollEndEventName,this.stopScroll.bind(this))},checkTouch:function(){return this.touch||(this.touch=document.documentElement.classList.contains("bx-touch")),this.touch},_onWindowScroll:function(){this.adjustEarOffset()},hasScroll:function(){return this.$header.offsetWidth>this.$wrapper.clientWidth},hasScrollLeft:function(){return this.$wrapper.scrollLeft>0},hasScrollRight:function(){return this.$header.offsetWidth>this.$wrapper.scrollLeft+this.$wrapper.clientWidth},stopScroll:function(){clearTimeout(this.scrollTimer),clearInterval(this.scrollInterval)},appendEar:function(){this.addEar("left"),this.addEar("right")},addEar:function(pos){const div=document.createElement("div");div.classList.add(this.classes+"__ear"),div.classList.add(this.classes+"__ear--"+pos),this.$wrapper.insertBefore(div,this.$header)},getEarLeft:function(){return this.earLeft||(this.earLeft=this.$wrapper.querySelector("."+this.classes+"__ear--left")),this.earLeft},getEarRight:function(){return this.earRight||(this.earRight=this.$wrapper.querySelector("."+this.classes+"__ear--right")),this.earRight},getFixedHeaderHeight:function(){let height=0;if(this.config.checkFixedHeader){let headerFixed=BX.pos(document.getElementById(this.config.fixedHeaderID));return this.scrollY+headerFixed.height>this.bodyPos.top?2*headerFixed.height:0}return 0},processFixedHeader:function(){if(this.config.checkFixedHeader){let headerFixed=BX.pos(document.getElementById(this.config.fixedHeaderID));this.scrollY+headerFixed.height>this.bodyPos.top?this.bodyPos.top+=headerFixed.height:this.bodyPos.top=this.bodyPos.topRaw}},adjustEarOffset:function(prepare){if(this.checkMedia())return;this.scrollY=window.scrollY,document.documentElement.classList.contains("bx-ie")&&(this.scrollY=document.documentElement.scrollTop),this.windowHeight=BX.height(window),this.bodyPos=BX.pos(this.$wrapper),this.headerPos=BX.pos(this.$header),this.bodyPos.top+=this.headerPos.height,this.headerPos.heightRaw=this.headerPos.height,this.bodyPos.topRaw=this.bodyPos.top;let bottomPos=this.scrollY+this.windowHeight-this.bodyPos.top,posTop=this.scrollY-this.bodyPos.top+this.getFixedHeaderHeight();bottomPos>this.bodyPos.bottom-this.bodyPos.top&&(bottomPos=this.bodyPos.bottom-this.bodyPos.top),posTop<this.headerPos.height?posTop=this.headerPos.height:(bottomPos-=posTop,bottomPos+=this.headerPos.height),this.requestAnimationFrame(function(){if(posTop!==this.lastPosTop){var translate="translate3d(0px, "+posTop+"px, 0)";this.getEarLeft().style.transform=translate,this.getEarRight().style.transform=translate}bottomPos!==this.lastBottomPos&&(this.getEarLeft().style.height=bottomPos+"px",this.getEarRight().style.height=bottomPos+"px"),this.lastPosTop=posTop,this.lastBottomPos=bottomPos}.bind(this))},requestAnimationFrame:function(){var raf=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame||function(callback){window.setTimeout(callback,1e3/60)};raf.apply(window,arguments)},showLeftEar:function(){this.getEarLeft().classList.add(this.config.showClass)},hideLeftEar:function(){this.getEarLeft().classList.remove(this.config.showClass)},showRightEar:function(){this.getEarRight().classList.add(this.config.showClass)},hideRightEar:function(){this.getEarRight().classList.remove(this.config.showClass)},_onMouseoverLeft:function(event){this.checkTouch()&&event.preventDefault(),this.startScrollByDirection("left")},_onMouseoverRight:function(event){this.checkTouch()&&event.preventDefault(),this.startScrollByDirection("right")},startScrollByDirection:function(direction){let container=this.$wrapper,offset=container.scrollLeft,self=this,stepLength=8,stepTime=1e3/60/2;this.scrollTimer=setTimeout((function(){self.scrollInterval=setInterval((function(){container.scrollLeft="right"==direction?offset+=8:offset-=8}),1e3/60/2)}),100)},checkMedia:function(){return!!window.matchMedia("(max-width: 991px)").matches},toggle:function(){this.checkMedia()||(this.adjustEarOffset(!0),this.hasScroll()?(this.hasScrollLeft()?this.showLeftEar():this.hideLeftEar(),this.hasScrollRight()?this.showRightEar():this.hideRightEar()):(this.hideLeftEar(),this.hideRightEar()))}});
//# sourceMappingURL=tableScroller.min.js.map