viewer.min.js 29.6 KB
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/*!
 * Viewer.js v1.3.0
 * https://fengyuanchen.github.io/viewerjs
 *
 * Copyright 2015-present Chen Fengyuan
 * Released under the MIT license
 *
 * Date: 2018-10-25T12:41:54.899Z
 */
!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):t.Viewer=i()}(this,function(){"use strict";function i(t){return(i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function s(t,i){for(var e=0;e<i.length;e++){var n=i[e];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}var o={backdrop:!0,button:!0,navbar:!0,title:!0,toolbar:!0,className:"",container:"body",filter:null,fullscreen:!0,initialViewIndex:0,inline:!1,interval:5e3,keyboard:!0,loading:!0,loop:!0,minWidth:200,minHeight:100,movable:!0,zoomable:!0,rotatable:!0,scalable:!0,toggleOnDblclick:!0,tooltip:!0,transition:!0,zIndex:2015,zIndexInline:0,zoomRatio:.1,minZoomRatio:.01,maxZoomRatio:100,url:"src",ready:null,show:null,shown:null,hide:null,hidden:null,view:null,viewed:null,zoom:null,zoomed:null},a="undefined"!=typeof window,r=a?window:{},p="viewer",c="move",d="switch",u="zoom",m="".concat(p,"-active"),w="".concat(p,"-close"),b="".concat(p,"-fade"),y="".concat(p,"-fixed"),x="".concat(p,"-fullscreen"),h="".concat(p,"-fullscreen-exit"),z="".concat(p,"-hide"),e="".concat(p,"-hide-md-down"),n="".concat(p,"-hide-sm-down"),l="".concat(p,"-hide-xs-down"),f="".concat(p,"-in"),D="".concat(p,"-invisible"),g="".concat(p,"-loading"),v="".concat(p,"-move"),k="".concat(p,"-open"),E="".concat(p,"-show"),I="".concat(p,"-transition"),S="click",T="dblclick",L="dragstart",N="hidden",M="hide",C="keydown",R="load",Y=r.PointerEvent?"pointerdown":"touchstart mousedown",X=r.PointerEvent?"pointermove":"touchmove mousemove",q=r.PointerEvent?"pointerup pointercancel":"touchend touchcancel mouseup",O="ready",F="resize",W="show",A="shown",P="transitionend",H="view",j="viewed",V="wheel mousewheel DOMMouseScroll",B="zoom",K="zoomed",U="".concat(p,"Action"),Z=["zoom-in","zoom-out","one-to-one","reset","prev","play","next","rotate-left","rotate-right","flip-horizontal","flip-vertical"],$=/\s\s*/;function _(t){return"string"==typeof t}var G=Number.isNaN||r.isNaN;function J(t){return"number"==typeof t&&!G(t)}function Q(t){return void 0===t}function tt(t){return"object"===i(t)&&null!==t}var it=Object.prototype.hasOwnProperty;function et(t){if(!tt(t))return!1;try{var i=t.constructor,e=i.prototype;return i&&e&&it.call(e,"isPrototypeOf")}catch(t){return!1}}function nt(t){return"function"==typeof t}function st(i,e){if(i&&nt(e))if(Array.isArray(i)||J(i.length)){var t,n=i.length;for(t=0;t<n&&!1!==e.call(i,i[t],t,i);t+=1);}else tt(i)&&Object.keys(i).forEach(function(t){e.call(i,i[t],t,i)});return i}var ot=Object.assign||function(e){for(var t=arguments.length,i=new Array(1<t?t-1:0),n=1;n<t;n++)i[n-1]=arguments[n];return 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nt(Event)&&nt(CustomEvent)?n=new CustomEvent(i,{detail:e,bubbles:!0,cancelable:!0}):(n=document.createEvent("CustomEvent")).initCustomEvent(i,!0,!0,e),t.dispatchEvent(n)}function bt(t){var i=t.rotate,e=t.scaleX,n=t.scaleY,s=t.translateX,o=t.translateY,a=[];J(s)&&0!==s&&a.push("translateX(".concat(s,"px)")),J(o)&&0!==o&&a.push("translateY(".concat(o,"px)")),J(i)&&0!==i&&a.push("rotate(".concat(i,"deg)")),J(e)&&1!==e&&a.push("scaleX(".concat(e,")")),J(n)&&1!==n&&a.push("scaleY(".concat(n,")"));var r=a.length?a.join(" "):"none";return{WebkitTransform:r,msTransform:r,transform:r}}var yt=r.navigator&&/(Macintosh|iPhone|iPod|iPad).*AppleWebKit/i.test(r.navigator.userAgent);function xt(t,i){var e=document.createElement("img");if(t.naturalWidth&&!yt)return i(t.naturalWidth,t.naturalHeight),e;var n=document.body||document.documentElement;return 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t,i=this.options,e=this.parent;i.inline&&(t={width:Math.max(e.offsetWidth,i.minWidth),height:Math.max(e.offsetHeight,i.minHeight)},this.parentData=t),!this.fulled&&t||(t=this.containerData),this.viewerData=ot({},t)},renderViewer:function(){this.options.inline&&!this.fulled&&rt(this.viewer,this.viewerData)},initList:function(){var a=this,t=this.element,r=this.options,i=this.list,h=[];st(this.images,function(t,i){var e,n=t.src,s=t.alt||(_(e=n)?e.replace(/^.*\//,"").replace(/[?&#].*$/,""):""),o=r.url;_(o)?o=t.getAttribute(o):nt(o)&&(o=o.call(a,t)),(n||o)&&h.push("<li><img"+' src="'.concat(n||o,'"')+' role="button" data-viewer-action="view"'+' data-index="'.concat(i,'"')+' data-original-url="'.concat(o||n,'"')+' alt="'.concat(s,'"')+"></li>")}),i.innerHTML=h.join(""),this.items=i.getElementsByTagName("li"),st(this.items,function(i){var t=i.firstElementChild;ft(t,"filled",!0),r.loading&&ht(i,g),pt(t,R,function(t){r.loading&&lt(i,g),a.loadImage(t)},{once:!0})}),r.transition&&pt(t,j,function(){ht(i,I)},{once:!0})},renderList:function(t){var i=t||this.index,e=this.items[i].offsetWidth||30,n=e+1;rt(this.list,ot({width:n*this.length},bt({translateX:(this.viewerData.width-e)/2-n*i})))},resetList:function(){var t=this.list;t.innerHTML="",lt(t,I),rt(t,bt({translateX:0}))},initImage:function(r){var t,h=this,l=this.options,i=this.image,e=this.viewerData,n=this.footer.offsetHeight,c=e.width,d=Math.max(e.height-n,n),u=this.imageData||{};this.imageInitializing={abort:function(){t.onload=null}},t=xt(i,function(t,i){var e=t/i,n=c,s=d;h.imageInitializing=!1,c<d*e?s=c/e:n=d*e;var o={naturalWidth:t,naturalHeight:i,aspectRatio:e,ratio:(n=Math.min(.9*n,t))/t,width:n,height:s=Math.min(.9*s,i),left:(c-n)/2,top:(d-s)/2},a=ot({},o);l.rotatable&&(o.rotate=u.rotate||0,a.rotate=0),l.scalable&&(o.scaleX=u.scaleX||1,o.scaleY=u.scaleY||1,a.scaleX=1,a.scaleY=1),h.imageData=o,h.initialImageData=a,r&&r()})},renderImage:function(t){var i=this,e=this.image,n=this.imageData;if(rt(e,ot({width:n.width,height:n.height,marginLeft:n.left,marginTop:n.top},bt(n))),t)if((this.viewing||this.zooming)&&this.options.transition){var s=function(){i.imageRendering=!1,t()};this.imageRendering={abort:function(){vt(e,P,s)}},pt(e,P,s,{once:!0})}else t()},resetImage:function(){if(this.viewing||this.viewed){var t=this.image;this.viewing&&this.viewing.abort(),t.parentNode.removeChild(t),this.image=null}}},kt={bind:function(){var t=this.canvas,i=this.element,e=this.viewer;pt(e,S,this.onClick=this.click.bind(this)),pt(e,V,this.onWheel=this.wheel.bind(this)),pt(e,L,this.onDragStart=this.dragstart.bind(this)),this.options.toggleOnDblclick&&pt(t,T,this.onDblclick=this.dblclick.bind(this)),pt(t,Y,this.onPointerDown=this.pointerdown.bind(this)),pt(i.ownerDocument,X,this.onPointerMove=this.pointermove.bind(this)),pt(i.ownerDocument,q,this.onPointerUp=this.pointerup.bind(this)),pt(i.ownerDocument,C,this.onKeyDown=this.keydown.bind(this)),pt(window,F,this.onResize=this.resize.bind(this))},unbind:function(){var t=this.canvas,i=this.element,e=this.viewer;vt(e,S,this.onClick),vt(e,V,this.onWheel),vt(e,L,this.onDragStart),this.options.toggleOnDblclick&&vt(t,T,this.onDblclick),vt(t,Y,this.onPointerDown),vt(i.ownerDocument,X,this.onPointerMove),vt(i.ownerDocument,q,this.onPointerUp),vt(i.ownerDocument,C,this.onKeyDown),vt(window,F,this.onResize)}},Et={click:function(t){var i=t.target,e=this.options,n=this.imageData;switch(mt(i,U)){case"mix":this.played?this.stop():e.inline?this.fulled?this.exit():this.full():this.hide();break;case"hide":this.hide();break;case"view":this.view(mt(i,"index"));break;case"zoom-in":this.zoom(.1,!0);break;case"zoom-out":this.zoom(-.1,!0);break;case"one-to-one":this.toggle();break;case"reset":this.reset();break;case"prev":this.prev(e.loop);break;case"play":this.play(e.fullscreen);break;case"next":this.next(e.loop);break;case"rotate-left":this.rotate(-90);break;case"rotate-right":this.rotate(90);break;case"flip-horizontal":this.scaleX(-n.scaleX||-1);break;case"flip-vertical":this.scaleY(-n.scaleY||-1);break;default:this.played&&this.stop()}},dblclick:function(t){t.target.parentElement===this.canvas&&this.toggle()},load:function(){var t=this;this.timeout&&(clearTimeout(this.timeout),this.timeout=!1);var i=this.element,e=this.options,n=this.image,s=this.index,o=this.viewerData;lt(n,D),e.loading&&lt(this.canvas,g),n.style.cssText="height:0;"+"margin-left:".concat(o.width/2,"px;")+"margin-top:".concat(o.height/2,"px;")+"max-width:none!important;position:absolute;width:0;",this.initImage(function(){ct(n,v,e.movable),ct(n,I,e.transition),t.renderImage(function(){t.viewed=!0,t.viewing=!1,nt(e.viewed)&&pt(i,j,e.viewed,{once:!0}),wt(i,j,{originalImage:t.images[s],index:s,image:n})})})},loadImage:function(t){var o=t.target,i=o.parentNode,a=i.offsetWidth||30,r=i.offsetHeight||50,h=!!mt(o,"filled");xt(o,function(t,i){var e=t/i,n=a,s=r;a<r*e?h?n=r*e:s=a/e:h?s=a/e:n=r*e,rt(o,ot({width:n,height:s},bt({translateX:(a-n)/2,translateY:(r-s)/2})))})},keydown:function(t){var i=this.options;if(this.fulled&&i.keyboard)switch(t.keyCode||t.which||t.charCode){case 27:this.played?this.stop():i.inline?this.fulled&&this.exit():this.hide();break;case 32:this.played&&this.stop();break;case 37:this.prev(i.loop);break;case 38:t.preventDefault(),this.zoom(i.zoomRatio,!0);break;case 39:this.next(i.loop);break;case 40:t.preventDefault(),this.zoom(-i.zoomRatio,!0);break;case 48:case 49:t.ctrlKey&&(t.preventDefault(),this.toggle())}},dragstart:function(t){"img"===t.target.tagName.toLowerCase()&&t.preventDefault()},pointerdown:function(t){var i=this.options,e=this.pointers;if(this.viewed&&!this.showing&&!this.viewing&&!this.hiding){t.preventDefault(),t.changedTouches?st(t.changedTouches,function(t){e[t.identifier]=Dt(t)}):e[t.pointerId||0]=Dt(t);var n=!!i.movable&&c;1<Object.keys(e).length?n=u:"touch"!==t.pointerType&&"touchstart"!==t.type||!this.isSwitchable()||(n=d),!i.transition||n!==c&&n!==u||lt(this.image,I),this.action=n}},pointermove:function(t){var i=this.pointers,e=this.action;this.viewed&&e&&(t.preventDefault(),t.changedTouches?st(t.changedTouches,function(t){ot(i[t.identifier]||{},Dt(t,!0))}):ot(i[t.pointerId||0]||{},Dt(t,!0)),this.change(t))},pointerup:function(t){var i=this.action,e=this.pointers;t.changedTouches?st(t.changedTouches,function(t){delete e[t.identifier]}):delete e[t.pointerId||0],i&&(t.preventDefault(),!this.options.transition||i!==c&&i!==u||ht(this.image,I),this.action=!1)},resize:function(){var i=this;if(this.isShown&&!this.hiding&&(this.initContainer(),this.initViewer(),this.renderViewer(),this.renderList(),this.viewed&&this.initImage(function(){i.renderImage()}),this.played)){if(this.options.fullscreen&&this.fulled&&!document.fullscreenElement&&!document.mozFullScreenElement&&!document.webkitFullscreenElement&&!document.msFullscreenElement)return void this.stop();st(this.player.getElementsByTagName("img"),function(t){pt(t,R,i.loadImage.bind(i),{once:!0}),wt(t,R)})}},wheel:function(t){var i=this;if(this.viewed&&(t.preventDefault(),!this.wheeling)){this.wheeling=!0,setTimeout(function(){i.wheeling=!1},50);var e=Number(this.options.zoomRatio)||.1,n=1;t.deltaY?n=0<t.deltaY?1:-1:t.wheelDelta?n=-t.wheelDelta/120:t.detail&&(n=0<t.detail?1:-1),this.zoom(-n*e,!0,t)}}},It={show:function(){var t=0<arguments.length&&void 0!==arguments[0]&&arguments[0],i=this.element,e=this.options;if(e.inline||this.showing||this.isShown||this.showing)return this;if(!this.ready)return this.build(),this.ready&&this.show(t),this;if(nt(e.show)&&pt(i,W,e.show,{once:!0}),!1===wt(i,W)||!this.ready)return this;this.hiding&&this.transitioning.abort(),this.showing=!0,this.open();var n=this.viewer;if(lt(n,z),e.transition&&!t){var s=this.shown.bind(this);this.transitioning={abort:function(){vt(n,P,s),lt(n,f)}},ht(n,I),n.offsetWidth,pt(n,P,s,{once:!0}),ht(n,f)}else ht(n,f),this.shown();return this},hide:function(){var t=0<arguments.length&&void 0!==arguments[0]&&arguments[0],i=this.element,e=this.options;if(e.inline||this.hiding||!this.isShown&&!this.showing)return this;if(nt(e.hide)&&pt(i,M,e.hide,{once:!0}),!1===wt(i,M))return this;this.showing&&this.transitioning.abort(),this.hiding=!0,this.played?this.stop():this.viewing&&this.viewing.abort();var n=this.viewer;if(e.transition&&!t){var s=this.hidden.bind(this),o=function(){pt(n,P,s,{once:!0}),lt(n,f)};this.transitioning={abort:function(){this.viewed?vt(this.image,P,o):vt(n,P,s)}},this.viewed?(pt(this.image,P,o,{once:!0}),this.zoomTo(0,!1,!1,!0)):o()}else lt(n,f),this.hidden();return this},view:function(){var e=this,t=0<arguments.length&&void 0!==arguments[0]?arguments[0]:this.options.initialViewIndex;if(t=Number(t)||0,!this.isShown)return this.index=t,this.show();if(this.hiding||this.played||t<0||t>=this.length||this.viewed&&t===this.index)return this;this.viewing&&this.viewing.abort();var i=this.element,n=this.options,s=this.title,o=this.canvas,a=this.items[t],r=a.querySelector("img"),h=mt(r,"originalUrl"),l=r.getAttribute("alt"),c=document.createElement("img");if(c.src=h,c.alt=l,nt(n.view)&&pt(i,H,n.view,{once:!0}),!1===wt(i,H,{originalImage:this.images[t],index:t,image:c})||!this.isShown||this.hiding||this.played)return this;this.image=c,lt(this.items[this.index],m),ht(a,m),this.viewed=!1,this.index=t,this.imageData={},ht(c,D),n.loading&&ht(o,g),o.innerHTML="",o.appendChild(c),this.renderList(),s.innerHTML="";var d,u=function(){var t=e.imageData,i=Array.isArray(n.title)?n.title[1]:n.title;s.innerHTML=nt(i)?i.call(e,c,t):"".concat(l," (").concat(t.naturalWidth," × ").concat(t.naturalHeight,")")};return pt(i,j,u,{once:!0}),this.viewing={abort:function(){vt(i,j,u),c.complete?this.imageRendering?this.imageRendering.abort():this.imageInitializing&&this.imageInitializing.abort():(vt(c,R,d),this.timeout&&clearTimeout(this.timeout))}},c.complete?this.load():(pt(c,R,d=this.load.bind(this),{once:!0}),this.timeout&&clearTimeout(this.timeout),this.timeout=setTimeout(function(){lt(c,D),e.timeout=!1},1e3)),this},prev:function(){var t=0<arguments.length&&void 0!==arguments[0]&&arguments[0],i=this.index-1;return i<0&&(i=t?this.length-1:0),this.view(i),this},next:function(){var t=0<arguments.length&&void 0!==arguments[0]&&arguments[0],i=this.length-1,e=this.index+1;return i<e&&(e=t?0:i),this.view(e),this},move:function(t,i){var e=this.imageData;return this.moveTo(Q(t)?t:e.left+Number(t),Q(i)?i:e.top+Number(i)),this},moveTo:function(t){var i=1<arguments.length&&void 0!==arguments[1]?arguments[1]:t,e=this.imageData;if(t=Number(t),i=Number(i),this.viewed&&!this.played&&this.options.movable){var n=!1;J(t)&&(e.left=t,n=!0),J(i)&&(e.top=i,n=!0),n&&this.renderImage()}return this},zoom:function(t){var i=1<arguments.length&&void 0!==arguments[1]&&arguments[1],e=2<arguments.length&&void 0!==arguments[2]?arguments[2]:null,n=this.imageData;return t=(t=Number(t))<0?1/(1-t):1+t,this.zoomTo(n.width*t/n.naturalWidth,i,e),this},zoomTo:function(t){var n,s,o,i,e,a=this,r=1<arguments.length&&void 0!==arguments[1]&&arguments[1],h=2<arguments.length&&void 0!==arguments[2]?arguments[2]:null,l=3<arguments.length&&void 0!==arguments[3]&&arguments[3],c=this.element,d=this.options,u=this.pointers,m=this.imageData;if(J(t=Math.max(0,t))&&this.viewed&&!this.played&&(l||d.zoomable)){if(!l){var f=Math.max(.01,d.minZoomRatio),g=Math.min(100,d.maxZoomRatio);t=Math.min(Math.max(t,f),g)}h&&.95<t&&t<1.05&&(t=1);var v=m.naturalWidth*t,p=m.naturalHeight*t,w=m.width/m.naturalWidth;if(nt(d.zoom)&&pt(c,B,d.zoom,{once:!0}),!1===wt(c,B,{ratio:t,oldRatio:w,originalEvent:h}))return this;if(this.zooming=!0,h){var b=(i=this.viewer,{left:(e=i.getBoundingClientRect()).left+(window.pageXOffset-document.documentElement.clientLeft),top:e.top+(window.pageYOffset-document.documentElement.clientTop)}),y=u&&Object.keys(u).length?(o=s=n=0,st(u,function(t){var i=t.startX,e=t.startY;n+=i,s+=e,o+=1}),{pageX:n/=o,pageY:s/=o}):{pageX:h.pageX,pageY:h.pageY};m.left-=(v-m.width)*((y.pageX-b.left-m.left)/m.width),m.top-=(p-m.height)*((y.pageY-b.top-m.top)/m.height)}else m.left-=(v-m.width)/2,m.top-=(p-m.height)/2;m.width=v,m.height=p,m.ratio=t,this.renderImage(function(){a.zooming=!1,nt(d.zoomed)&&pt(c,K,d.zoomed,{once:!0}),wt(c,K,{ratio:t,oldRatio:w,originalEvent:h})}),r&&this.tooltip()}return this},rotate:function(t){return this.rotateTo((this.imageData.rotate||0)+Number(t)),this},rotateTo:function(t){var i=this.imageData;return J(t=Number(t))&&this.viewed&&!this.played&&this.options.rotatable&&(i.rotate=t,this.renderImage()),this},scaleX:function(t){return 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t=this.element,i=this.options;this.fulled=!0,this.isShown=!0,this.render(),this.bind(),this.showing=!1,nt(i.shown)&&pt(t,A,i.shown,{once:!0}),!1!==wt(t,A)&&this.ready&&this.isShown&&!this.hiding&&this.view(this.index)},hidden:function(){var t=this.element,i=this.options;this.fulled=!1,this.viewed=!1,this.isShown=!1,this.close(),this.unbind(),ht(this.viewer,z),this.resetList(),this.resetImage(),this.hiding=!1,this.destroyed||(nt(i.hidden)&&pt(t,N,i.hidden,{once:!0}),wt(t,N))},requestFullscreen:function(){var t=this.element.ownerDocument;if(this.fulled&&!t.fullscreenElement&&!t.mozFullScreenElement&&!t.webkitFullscreenElement&&!t.msFullscreenElement){var i=t.documentElement;i.requestFullscreen?i.requestFullscreen():i.msRequestFullscreen?i.msRequestFullscreen():i.mozRequestFullScreen?i.mozRequestFullScreen():i.webkitRequestFullscreen&&i.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT)}},exitFullscreen:function(){if(this.fulled){var 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n=e.querySelector(".".concat(p,"-container")),s=n.querySelector(".".concat(p,"-title")),o=n.querySelector(".".concat(p,"-toolbar")),a=n.querySelector(".".concat(p,"-navbar")),r=n.querySelector(".".concat(p,"-button")),l=n.querySelector(".".concat(p,"-canvas"));if(this.parent=i,this.viewer=n,this.title=s,this.toolbar=o,this.navbar=a,this.button=r,this.canvas=l,this.footer=n.querySelector(".".concat(p,"-footer")),this.tooltipBox=n.querySelector(".".concat(p,"-tooltip")),this.player=n.querySelector(".".concat(p,"-player")),this.list=n.querySelector(".".concat(p,"-list")),ht(s,h.title?zt(Array.isArray(h.title)?h.title[0]:h.title):z),ht(a,h.navbar?zt(h.navbar):z),ct(r,z,!h.button),h.backdrop&&(ht(n,"".concat(p,"-backdrop")),h.inline||!0!==h.backdrop||ft(l,U,"hide")),_(h.className)&&h.className&&h.className.split($).forEach(function(t){ht(n,t)}),h.toolbar){var c=document.createElement("ul"),d=et(h.toolbar),u=Z.slice(0,3),m=Z.slice(7,9),f=Z.slice(9);d||ht(o,zt(h.toolbar)),st(d?h.toolbar:Z,function(t,i){var e=d&&et(t),n=d?ut(i):t,s=e&&!Q(t.show)?t.show:t;if(s&&(h.zoomable||-1===u.indexOf(n))&&(h.rotatable||-1===m.indexOf(n))&&(h.scalable||-1===f.indexOf(n))){var o=e&&!Q(t.size)?t.size:t,a=e&&!Q(t.click)?t.click:t,r=document.createElement("li");r.setAttribute("role","button"),ht(r,"".concat(p,"-").concat(n)),nt(a)||ft(r,U,n),J(s)&&ht(r,zt(s)),-1!==["small","large"].indexOf(o)?ht(r,"".concat(p,"-").concat(o)):"play"===n&&ht(r,"".concat(p,"-large")),nt(a)&&pt(r,S,a),c.appendChild(r)}}),o.appendChild(c)}else ht(o,z);if(!h.rotatable){var g=o.querySelectorAll('li[class*="rotate"]');ht(g,D),st(g,function(t){o.appendChild(t)})}if(h.inline)ht(r,x),rt(n,{zIndex:h.zIndexInline}),"static"===window.getComputedStyle(i).position&&rt(i,{position:"relative"}),i.insertBefore(n,t.nextSibling);else{ht(r,w),ht(n,y),ht(n,b),ht(n,z),rt(n,{zIndex:h.zIndex});var 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