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r,i=t.renderer;r=i.createText(n.text.prefix);var o=Ri(t,e,n);return o&&i.appendChild(o,r),{renderText:r}}function xa(t,e){return(null!=t?t.toString():"")+e.suffix}function Ia(t,e,n,r){for(var i=0,o=0,s=0,a=0,u=0,l=null,c=null,f=!1,h=!1,p=null,d=0;d<e.length;d++){var m=e[d];if(m.nodeIndex=d,m.parent=l,m.bindingIndex=i,m.outputIndex=o,m.renderParent=c,s|=m.flags,u|=m.matchedQueryIds,m.element){var y=m.element;y.publicProviders=l?l.element.publicProviders:Object.create(null),y.allProviders=y.publicProviders,f=!1,h=!1,m.element.template&&(u|=m.element.template.nodeMatchedQueries)}if(ka(l,m,e.length),i+=m.bindings.length,o+=m.outputs.length,!c&&3&m.flags&&(p=m),20224&m.flags){f||(f=!0,l.element.publicProviders=Object.create(l.element.publicProviders),l.element.allProviders=l.element.publicProviders);var v=0!=(32768&m.flags);0==(8192&m.flags)||v?l.element.publicProviders[yi(m.provider.token)]=m:(h||(h=!0,l.element.allProviders=Object.create(l.element.publicProviders)),l.element.allProviders[yi(m.provider.token)]=m),v&&(l.element.componentProvider=m)}if(l?(l.childFlags|=m.flags,l.directChildFlags|=m.flags,l.childMatchedQueries|=m.matchedQueryIds,m.element&&m.element.template&&(l.childMatchedQueries|=m.element.template.nodeMatchedQueries)):a|=m.flags,m.childCount>0)l=m,Ta(m)||(c=m);else for(;l&&d===l.nodeIndex+l.childCount;){var g=l.parent;g&&(g.childFlags|=l.childFlags,g.childMatchedQueries|=l.childMatchedQueries),c=(l=g)&&Ta(l)?l.renderParent:l}}return{factory:null,nodeFlags:s,rootNodeFlags:a,nodeMatchedQueries:u,flags:t,nodes:e,updateDirectives:n||di,updateRenderer:r||di,handleEvent:function(t,n,r,i){return e[n].element.handleEvent(t,r,i)},bindingCount:i,outputCount:o,lastRenderRootNode:p}}function Ta(t){return 0!=(1&t.flags)&&null===t.element.name}function ka(t,e,n){var r=e.element&&e.element.template;if(r){if(!r.lastRenderRootNode)throw new Error("Illegal State: Embedded templates without nodes are not allowed!");if(r.lastRenderRootNode&&16777216&r.lastRenderRootNode.flags)throw new Error("Illegal State: Last root node of a template can't have embedded views, at index "+e.nodeIndex+"!")}if(20224&e.flags&&0==(1&(t?t.flags:0)))throw new Error("Illegal State: StaticProvider/Directive nodes need to be children of elements or anchors, at index "+e.nodeIndex+"!");if(e.query){if(67108864&e.flags&&(!t||0==(16384&t.flags)))throw new Error("Illegal State: Content Query nodes need to be children of directives, at index "+e.nodeIndex+"!");if(134217728&e.flags&&t)throw new Error("Illegal State: View Query nodes have to be top level nodes, at index "+e.nodeIndex+"!")}if(e.childCount){var i=t?t.nodeIndex+t.childCount:n-1;if(e.nodeIndex<=i&&e.nodeIndex+e.childCount>i)throw new Error("Illegal State: childCount of node leads outside of parent, at index "+e.nodeIndex+"!")}}function ja(t,e,n,r){var i=Pa(t.root,t.renderer,t,e,n);return Da(i,t.component,r),Fa(i),i}function Aa(t,e,n){var r=Pa(t,t.renderer,null,null,e);return Da(r,n,n),Fa(r),r}function Na(t,e,n,r){var i,o=e.element.componentRendererType;return i=o?t.root.rendererFactory.createRenderer(r,o):t.root.renderer,Pa(t.root,i,t,e.element.componentProvider,n)}function Pa(t,e,n,r,i){var o=new Array(i.nodes.length),s=i.outputCount?new Array(i.outputCount):null;return{def:i,parent:n,viewContainerParent:null,parentNodeDef:r,context:null,component:null,nodes:o,state:13,root:t,renderer:e,oldValues:new Array(i.bindingCount),disposables:s,initIndex:-1}}function Da(t,e,n){t.component=e,t.context=n}function Fa(t){var e;Ai(t)&&(e=li(t.parent,t.parentNodeDef.parent.nodeIndex).renderElement);for(var n=t.def,r=t.nodes,i=0;i<n.nodes.length;i++){var o=n.nodes[i];pi.setCurrentNode(t,i);var s=void 0;switch(201347067&o.flags){case 1:var a=ha(t,e,o),u=void 0;if(33554432&o.flags){var l=Li(o.element.componentView);u=pi.createComponentView(t,o,l,a)}pa(t,u,o,a),s={renderElement:a,componentView:u,viewContainer:null,template:o.element.template?vo(t,o):void 0},16777216&o.flags&&(s.viewContainer=ho(t,o,s));break;case 2:s=Oa(t,e,o);break;case 512:case 1024:case 2048:case 256:(s=r[i])||4096&o.flags||(s={instance:Lo(t,o)});break;case 16:s={instance:Vo(t,o)};break;case 16384:(s=r[i])||(s={instance:Bo(t,o)}),32768&o.flags&&Da(li(t,o.parent.nodeIndex).componentView,s.instance,s.instance);break;case 32:case 64:case 128:s={value:void 0};break;case 67108864:case 134217728:s=new Xo;break;case 8:Ea(t,e,o),s=void 0}r[i]=s}Ua(t,qa.CreateViewNodes),Qa(t,201326592,268435456,0)}function Ra(t){Va(t),pi.updateDirectives(t,1),Ga(t,qa.CheckNoChanges),pi.updateRenderer(t,1),Ua(t,qa.CheckNoChanges),t.state&=-97}function Ma(t){1&t.state?(t.state&=-2,t.state|=2):t.state&=-3,si(t,0,256),Va(t),pi.updateDirectives(t,0),Ga(t,qa.CheckAndUpdate),Qa(t,67108864,536870912,0);var e=si(t,256,512);Qo(t,2097152|(e?1048576:0)),pi.updateRenderer(t,0),Ua(t,qa.CheckAndUpdate),Qa(t,134217728,536870912,0),Qo(t,8388608|((e=si(t,512,768))?4194304:0)),2&t.def.flags&&(t.state&=-9),t.state&=-97,si(t,768,1024)}function La(t,e,n,i,o,s,a,u,l,c,f,h,p){return 0===n?function(t,e,n,r,i,o,s,a,u,l,c,f){switch(201347067&e.flags){case 1:return function(t,e,n,r,i,o,s,a,u,l,c,f){var h=e.bindings.length,p=!1;return h>0&&ma(t,e,0,n)&&(p=!0),h>1&&ma(t,e,1,r)&&(p=!0),h>2&&ma(t,e,2,i)&&(p=!0),h>3&&ma(t,e,3,o)&&(p=!0),h>4&&ma(t,e,4,s)&&(p=!0),h>5&&ma(t,e,5,a)&&(p=!0),h>6&&ma(t,e,6,u)&&(p=!0),h>7&&ma(t,e,7,l)&&(p=!0),h>8&&ma(t,e,8,c)&&(p=!0),h>9&&ma(t,e,9,f)&&(p=!0),p}(t,e,n,r,i,o,s,a,u,l,c,f);case 2:return function(t,e,n,r,i,o,s,a,u,l,c,f){var h=!1,p=e.bindings,d=p.length;if(d>0&&Si(t,e,0,n)&&(h=!0),d>1&&Si(t,e,1,r)&&(h=!0),d>2&&Si(t,e,2,i)&&(h=!0),d>3&&Si(t,e,3,o)&&(h=!0),d>4&&Si(t,e,4,s)&&(h=!0),d>5&&Si(t,e,5,a)&&(h=!0),d>6&&Si(t,e,6,u)&&(h=!0),d>7&&Si(t,e,7,l)&&(h=!0),d>8&&Si(t,e,8,c)&&(h=!0),d>9&&Si(t,e,9,f)&&(h=!0),h){var m=e.text.prefix;d>0&&(m+=xa(n,p[0])),d>1&&(m+=xa(r,p[1])),d>2&&(m+=xa(i,p[2])),d>3&&(m+=xa(o,p[3])),d>4&&(m+=xa(s,p[4])),d>5&&(m+=xa(a,p[5])),d>6&&(m+=xa(u,p[6])),d>7&&(m+=xa(l,p[7])),d>8&&(m+=xa(c,p[8])),d>9&&(m+=xa(f,p[9]));var y=ui(t,e.nodeIndex).renderText;t.renderer.setValue(y,m)}return h}(t,e,n,r,i,o,s,a,u,l,c,f);case 16384:return function(t,e,n,r,i,o,s,a,u,l,c,f){var h=ci(t,e.nodeIndex),p=h.instance,d=!1,m=void 0,y=e.bindings.length;return y>0&&Ei(t,e,0,n)&&(d=!0,m=Ko(t,h,e,0,n,m)),y>1&&Ei(t,e,1,r)&&(d=!0,m=Ko(t,h,e,1,r,m)),y>2&&Ei(t,e,2,i)&&(d=!0,m=Ko(t,h,e,2,i,m)),y>3&&Ei(t,e,3,o)&&(d=!0,m=Ko(t,h,e,3,o,m)),y>4&&Ei(t,e,4,s)&&(d=!0,m=Ko(t,h,e,4,s,m)),y>5&&Ei(t,e,5,a)&&(d=!0,m=Ko(t,h,e,5,a,m)),y>6&&Ei(t,e,6,u)&&(d=!0,m=Ko(t,h,e,6,u,m)),y>7&&Ei(t,e,7,l)&&(d=!0,m=Ko(t,h,e,7,l,m)),y>8&&Ei(t,e,8,c)&&(d=!0,m=Ko(t,h,e,8,c,m)),y>9&&Ei(t,e,9,f)&&(d=!0,m=Ko(t,h,e,9,f,m)),m&&p.ngOnChanges(m),65536&e.flags&&ai(t,256,e.nodeIndex)&&p.ngOnInit(),262144&e.flags&&p.ngDoCheck(),d}(t,e,n,r,i,o,s,a,u,l,c,f);case 32:case 64:case 128:return function(t,e,n,r,i,o,s,a,u,l,c,f){var h=e.bindings,p=!1,d=h.length;if(d>0&&Si(t,e,0,n)&&(p=!0),d>1&&Si(t,e,1,r)&&(p=!0),d>2&&Si(t,e,2,i)&&(p=!0),d>3&&Si(t,e,3,o)&&(p=!0),d>4&&Si(t,e,4,s)&&(p=!0),d>5&&Si(t,e,5,a)&&(p=!0),d>6&&Si(t,e,6,u)&&(p=!0),d>7&&Si(t,e,7,l)&&(p=!0),d>8&&Si(t,e,8,c)&&(p=!0),d>9&&Si(t,e,9,f)&&(p=!0),p){var m=fi(t,e.nodeIndex),y=void 0;switch(201347067&e.flags){case 32:y=new Array(h.length),d>0&&(y[0]=n),d>1&&(y[1]=r),d>2&&(y[2]=i),d>3&&(y[3]=o),d>4&&(y[4]=s),d>5&&(y[5]=a),d>6&&(y[6]=u),d>7&&(y[7]=l),d>8&&(y[8]=c),d>9&&(y[9]=f);break;case 64:y={},d>0&&(y[h[0].name]=n),d>1&&(y[h[1].name]=r),d>2&&(y[h[2].name]=i),d>3&&(y[h[3].name]=o),d>4&&(y[h[4].name]=s),d>5&&(y[h[5].name]=a),d>6&&(y[h[6].name]=u),d>7&&(y[h[7].name]=l),d>8&&(y[h[8].name]=c),d>9&&(y[h[9].name]=f);break;case 128:var v=n;switch(d){case 1:y=v.transform(n);break;case 2:y=v.transform(r);break;case 3:y=v.transform(r,i);break;case 4:y=v.transform(r,i,o);break;case 5:y=v.transform(r,i,o,s);break;case 6:y=v.transform(r,i,o,s,a);break;case 7:y=v.transform(r,i,o,s,a,u);break;case 8:y=v.transform(r,i,o,s,a,u,l);break;case 9:y=v.transform(r,i,o,s,a,u,l,c);break;case 10:y=v.transform(r,i,o,s,a,u,l,c,f)}}m.value=y}return p}(t,e,n,r,i,o,s,a,u,l,c,f);default:throw"unreachable"}}(t,e,i,o,s,a,u,l,c,f,h,p):function(t,e,n){switch(201347067&e.flags){case 1:return function(t,e,n){for(var r=!1,i=0;i<n.length;i++)ma(t,e,i,n[i])&&(r=!0);return r}(t,e,n);case 2:return function(t,e,n){for(var r=e.bindings,i=!1,o=0;o<n.length;o++)Si(t,e,o,n[o])&&(i=!0);if(i){var s="";for(o=0;o<n.length;o++)s+=xa(n[o],r[o]);s=e.text.prefix+s;var a=ui(t,e.nodeIndex).renderText;t.renderer.setValue(a,s)}return i}(t,e,n);case 16384:return function(t,e,n){for(var r=ci(t,e.nodeIndex),i=r.instance,o=!1,s=void 0,a=0;a<n.length;a++)Ei(t,e,a,n[a])&&(o=!0,s=Ko(t,r,e,a,n[a],s));return s&&i.ngOnChanges(s),65536&e.flags&&ai(t,256,e.nodeIndex)&&i.ngOnInit(),262144&e.flags&&i.ngDoCheck(),o}(t,e,n);case 32:case 64:case 128:return function(t,e,n){for(var i=e.bindings,o=!1,s=0;s<n.length;s++)Si(t,e,s,n[s])&&(o=!0);if(o){var a=fi(t,e.nodeIndex),u=void 0;switch(201347067&e.flags){case 32:u=n;break;case 64:for(u={},s=0;s<n.length;s++)u[i[s].name]=n[s];break;case 128:var l=n[0],c=n.slice(1);u=l.transform.apply(l,Object(r.g)(c))}a.value=u}return o}(t,e,n);default:throw"unreachable"}}(t,e,i)}function Va(t){var e=t.def;if(4&e.nodeFlags)for(var n=0;n<e.nodes.length;n++){var r=e.nodes[n];if(4&r.flags){var i=li(t,n).template._projectedViews;if(i)for(var o=0;o<i.length;o++){var s=i[o];s.state|=32,xi(s,t)}}else 0==(4&r.childFlags)&&(n+=r.childCount)}}function Ba(t,e,n,r,i,o,s,a,u,l,c,f,h){return 0===n?function(t,e,n,r,i,o,s,a,u,l,c,f){var h=e.bindings.length;h>0&&Ci(t,e,0,n),h>1&&Ci(t,e,1,r),h>2&&Ci(t,e,2,i),h>3&&Ci(t,e,3,o),h>4&&Ci(t,e,4,s),h>5&&Ci(t,e,5,a),h>6&&Ci(t,e,6,u),h>7&&Ci(t,e,7,l),h>8&&Ci(t,e,8,c),h>9&&Ci(t,e,9,f)}(t,e,r,i,o,s,a,u,l,c,f,h):function(t,e,n){for(var r=0;r<n.length;r++)Ci(t,e,r,n[r])}(t,e,r),!1}function Ha(t,e){if(hi(t,e.nodeIndex).dirty)throw ri(pi.createDebugContext(t,e.nodeIndex),"Query "+e.query.id+" not dirty","Query "+e.query.id+" dirty",0!=(1&t.state))}function za(t){if(!(128&t.state)){if(Ga(t,qa.Destroy),Ua(t,qa.Destroy),Qo(t,131072),t.disposables)for(var e=0;e<t.disposables.length;e++)t.disposables[e]();!function(t){if(16&t.state){var e=Ti(t);if(e){var n=e.template._projectedViews;n&&(ao(n,n.indexOf(t)),pi.dirtyParentQueries(t))}}}(t),t.renderer.destroyNode&&function(t){for(var e=t.def.nodes.length,n=0;n<e;n++){var r=t.def.nodes[n];1&r.flags?t.renderer.destroyNode(li(t,n).renderElement):2&r.flags?t.renderer.destroyNode(ui(t,n).renderText):(67108864&r.flags||134217728&r.flags)&&hi(t,n).destroy()}}(t),Ai(t)&&t.renderer.destroy(),t.state|=128}}var qa=function(t){return t[t.CreateViewNodes=0]="CreateViewNodes",t[t.CheckNoChanges=1]="CheckNoChanges",t[t.CheckNoChangesProjectedViews=2]="CheckNoChangesProjectedViews",t[t.CheckAndUpdate=3]="CheckAndUpdate",t[t.CheckAndUpdateProjectedViews=4]="CheckAndUpdateProjectedViews",t[t.Destroy=5]="Destroy",t}({});function Ua(t,e){var n=t.def;if(33554432&n.nodeFlags)for(var r=0;r<n.nodes.length;r++){var i=n.nodes[r];33554432&i.flags?Wa(li(t,r).componentView,e):0==(33554432&i.childFlags)&&(r+=i.childCount)}}function Ga(t,e){var n=t.def;if(16777216&n.nodeFlags)for(var r=0;r<n.nodes.length;r++){var i=n.nodes[r];if(16777216&i.flags)for(var o=li(t,r).viewContainer._embeddedViews,s=0;s<o.length;s++)Wa(o[s],e);else 0==(16777216&i.childFlags)&&(r+=i.childCount)}}function Wa(t,e){var n=t.state;switch(e){case qa.CheckNoChanges:0==(128&n)&&(12==(12&n)?Ra(t):64&n&&Ka(t,qa.CheckNoChangesProjectedViews));break;case qa.CheckNoChangesProjectedViews:0==(128&n)&&(32&n?Ra(t):64&n&&Ka(t,e));break;case qa.CheckAndUpdate:0==(128&n)&&(12==(12&n)?Ma(t):64&n&&Ka(t,qa.CheckAndUpdateProjectedViews));break;case qa.CheckAndUpdateProjectedViews:0==(128&n)&&(32&n?Ma(t):64&n&&Ka(t,e));break;case qa.Destroy:za(t);break;case qa.CreateViewNodes:Fa(t)}}function Ka(t,e){Ga(t,e),Ua(t,e)}function Qa(t,e,n,r){if(t.def.nodeFlags&e&&t.def.nodeFlags&n)for(var i=t.def.nodes.length,o=0;o<i;o++){var s=t.def.nodes[o];if(s.flags&e&&s.flags&n)switch(pi.setCurrentNode(t,s.nodeIndex),r){case 0:ga(t,s);break;case 1:Ha(t,s)}s.childFlags&e&&s.childFlags&n||(o+=s.childCount)}}var Za=!1;function $a(t,e,n,r,i,o){var 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t(this._driver,e,n||this.currentTime,this._elementTimelineStylesLookup)},t.prototype._loadKeyframe=function(){this._currentKeyframe&&(this._previousKeyframe=this._currentKeyframe),this._currentKeyframe=this._keyframes.get(this.duration),this._currentKeyframe||(this._currentKeyframe=Object.create(this._backFill,{}),this._keyframes.set(this.duration,this._currentKeyframe))},t.prototype.forwardFrame=function(){this.duration+=1,this._loadKeyframe()},t.prototype.forwardTime=function(t){this.applyStylesToKeyframe(),this.duration=t,this._loadKeyframe()},t.prototype._updateStyle=function(t,e){this._localTimelineStyles[t]=e,this._globalTimelineStyles[t]=e,this._styleSummary[t]={time:this.currentTime,value:e}},t.prototype.allowOnlyTimelineStyles=function(){return this._currentEmptyStepKeyframe!==this._currentKeyframe},t.prototype.applyEmptyStep=function(t){var e=this;t&&(this._previousKeyframe.easing=t),Object.keys(this._globalTimelineStyles).forEach(function(t){e._backFill[t]=e._globalTimelineStyles[t]||i.a,e._currentKeyframe[t]=i.a}),this._currentEmptyStepKeyframe=this._currentKeyframe},t.prototype.setStyles=function(t,e,n,r){var o=this;e&&(this._previousKeyframe.easing=e);var s=r&&r.params||{},a=function(t,e){var n,r={};return t.forEach(function(t){"*"===t?(n=n||Object.keys(e)).forEach(function(t){r[t]=i.a}):P(t,!1,r)}),r}(t,this._globalTimelineStyles);Object.keys(a).forEach(function(t){var e=H(a[t],s,n);o._pendingStyles[t]=e,o._localTimelineStyles.hasOwnProperty(t)||(o._backFill[t]=o._globalTimelineStyles.hasOwnProperty(t)?o._globalTimelineStyles[t]:i.a),o._updateStyle(t,e)})},t.prototype.applyStylesToKeyframe=function(){var t=this,e=this._pendingStyles,n=Object.keys(e);0!=n.length&&(this._pendingStyles={},n.forEach(function(n){t._currentKeyframe[n]=e[n]}),Object.keys(this._localTimelineStyles).forEach(function(e){t._currentKeyframe.hasOwnProperty(e)||(t._currentKeyframe[e]=t._localTimelineStyles[e])}))},t.prototype.snapshotCurrentStyles=function(){var t=this;Object.keys(this._localTimelineStyles).forEach(function(e){var n=t._localTimelineStyles[e];t._pendingStyles[e]=n,t._updateStyle(e,n)})},t.prototype.getFinalKeyframe=function(){return this._keyframes.get(this.duration)},Object.defineProperty(t.prototype,"properties",{get:function(){var t=[];for(var e in this._currentKeyframe)t.push(e);return t},enumerable:!0,configurable:!0}),t.prototype.mergeTimelineCollectedStyles=function(t){var e=this;Object.keys(t._styleSummary).forEach(function(n){var r=e._styleSummary[n],i=t._styleSummary[n];(!r||i.time>r.time)&&e._updateStyle(n,i.value)})},t.prototype.buildKeyframes=function(){var t=this;this.applyStylesToKeyframe();var e=new Set,n=new Set,r=1===this._keyframes.size&&0===this.duration,o=[];this._keyframes.forEach(function(s,a){var u=P(s,!0);Object.keys(u).forEach(function(t){var r=u[t];r==i.l?e.add(t):r==i.a&&n.add(t)}),r||(u.offset=a/t.duration),o.push(u)});var s=e.size?z(e.values()):[],a=n.size?z(n.values()):[];if(r){var u=o[0],l=N(u);u.offset=0,l.offset=1,o=[u,l]}return st(this.element,o,s,a,this.duration,this.startTime,this.easing,!1)},t}(),mt=function(t){function e(e,n,r,i,o,s,a){void 0===a&&(a=!1);var u=t.call(this,e,n,s.delay)||this;return u.element=n,u.keyframes=r,u.preStyleProps=i,u.postStyleProps=o,u._stretchStartingKeyframe=a,u.timings={duration:s.duration,delay:s.delay,easing:s.easing},u}return Object(r.c)(e,t),e.prototype.containsAnimation=function(){return this.keyframes.length>1},e.prototype.buildKeyframes=function(){var t=this.keyframes,e=this.timings,n=e.delay,r=e.duration,i=e.easing;if(this._stretchStartingKeyframe&&n){var o=[],s=r+n,a=n/s,u=P(t[0],!1);u.offset=0,o.push(u);var l=P(t[0],!1);l.offset=yt(a),o.push(l);for(var c=t.length-1,f=1;f<=c;f++){var h=P(t[f],!1);h.offset=yt((n+h.offset*r)/s),o.push(h)}r=s,n=0,i="",t=o}return st(this.element,t,this.preStyleProps,this.postStyleProps,r,n,i,!0)},e}(dt);function yt(t,e){void 0===e&&(e=3);var n=Math.pow(10,e-1);return Math.round(t*n)/n}var vt=function(){return function(){}}(),gt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return Object(r.c)(e,t),e.prototype.normalizePropertyName=function(t,e){return U(t)},e.prototype.normalizeStyleValue=function(t,e,n,r){var i="",o=n.toString().trim();if(bt[e]&&0!==n&&"0"!==n)if("number"==typeof n)i="px";else{var s=n.match(/^[+-]?[\d\.]+([a-z]*)$/);s&&0==s[1].length&&r.push("Please provide a CSS unit value for "+t+":"+n)}return o+i},e}(vt),bt=_t("width,height,minWidth,minHeight,maxWidth,maxHeight,left,top,bottom,right,fontSize,outlineWidth,outlineOffset,paddingTop,paddingLeft,paddingBottom,paddingRight,marginTop,marginLeft,marginBottom,marginRight,borderRadius,borderWidth,borderTopWidth,borderLeftWidth,borderRightWidth,borderBottomWidth,textIndent,perspective".split(","));function _t(t){var e={};return t.forEach(function(t){return e[t]=!0}),e}function wt(t,e,n,r,i,o,s,a,u,l,c,f,h){return{type:0,element:t,triggerName:e,isRemovalTransition:i,fromState:n,fromStyles:o,toState:r,toStyles:s,timelines:a,queriedElements:u,preStyleProps:l,postStyleProps:c,totalTime:f,errors:h}}var Et={},St=function(){function t(t,e,n){this._triggerName=t,this.ast=e,this._stateStyles=n}return t.prototype.match=function(t,e,n,r){return function(t,e,n,r,i){return t.some(function(t){return t(e,n,r,i)})}(this.ast.matchers,t,e,n,r)},t.prototype.buildStyles=function(t,e,n){var r=this._stateStyles["*"],i=this._stateStyles[t],o=r?r.buildStyles(e,n):{};return i?i.buildStyles(e,n):o},t.prototype.build=function(t,e,n,i,o,s,a,u,l,c){var h=[],p=this.ast.options&&this.ast.options.params||Et,d=this.buildStyles(n,a&&a.params||Et,h),m=u&&u.params||Et,y=this.buildStyles(i,m,h),v=new Set,g=new Map,b=new Map,_="void"===i,w={params:Object(r.a)({},p,m)},E=c?[]:ct(t,e,this.ast.animation,o,s,d,y,w,l,h),S=0;if(E.forEach(function(t){S=Math.max(t.duration+t.delay,S)}),h.length)return wt(e,this._triggerName,n,i,_,d,y,[],[],g,b,S,h);E.forEach(function(t){var n=t.element,r=f(g,n,{});t.preStyleProps.forEach(function(t){return r[t]=!0});var i=f(b,n,{});t.postStyleProps.forEach(function(t){return i[t]=!0}),n!==e&&v.add(n)});var C=z(v.values());return wt(e,this._triggerName,n,i,_,d,y,E,C,g,b,S)},t}(),Ct=function(){function t(t,e){this.styles=t,this.defaultParams=e}return t.prototype.buildStyles=function(t,e){var n={},r=N(this.defaultParams);return Object.keys(t).forEach(function(e){var n=t[e];null!=n&&(r[e]=n)}),this.styles.styles.forEach(function(t){if("string"!=typeof t){var i=t;Object.keys(i).forEach(function(t){var o=i[t];o.length>1&&(o=H(o,r,e)),n[t]=o})}}),n},t}(),Ot=function(){function t(t,e){var n=this;this.name=t,this.ast=e,this.transitionFactories=[],this.states={},e.states.forEach(function(t){n.states[t.name]=new Ct(t.style,t.options&&t.options.params||{})}),xt(this.states,"true","1"),xt(this.states,"false","0"),e.transitions.forEach(function(e){n.transitionFactories.push(new St(t,e,n.states))}),this.fallbackTransition=new St(t,{type:1,animation:{type:2,steps:[],options:null},matchers:[function(t,e){return!0}],options:null,queryCount:0,depCount:0},this.states)}return Object.defineProperty(t.prototype,"containsQueries",{get:function(){return this.ast.queryCount>0},enumerable:!0,configurable:!0}),t.prototype.matchTransition=function(t,e,n,r){return this.transitionFactories.find(function(i){return i.match(t,e,n,r)})||null},t.prototype.matchStyles=function(t,e,n){return this.fallbackTransition.buildStyles(t,e,n)},t}();function xt(t,e,n){t.hasOwnProperty(e)?t.hasOwnProperty(n)||(t[n]=t[e]):t.hasOwnProperty(n)&&(t[e]=t[n])}var It=new at,Tt=function(){function t(t,e,n){this.bodyNode=t,this._driver=e,this._normalizer=n,this._animations={},this._playersById={},this.players=[]}return t.prototype.register=function(t,e){var n=[],r=tt(this._driver,e,n);if(n.length)throw new Error("Unable to build the animation due to the following errors: "+n.join("\n"));this._animations[t]=r},t.prototype._buildPlayer=function(t,e,n){var r=t.element,i=a(0,this._normalizer,0,t.keyframes,e,n);return this._driver.animate(r,i,t.duration,t.delay,t.easing,[],!0)},t.prototype.create=function(t,e,n){var r=this;void 0===n&&(n={});var o,a=[],u=this._animations[t],l=new Map;if(u?(o=ct(this._driver,e,u,"ng-enter","ng-leave",{},{},n,It,a)).forEach(function(t){var e=f(l,t.element,{});t.postStyleProps.forEach(function(t){return e[t]=null})}):(a.push("The requested animation doesn't exist or has already been destroyed"),o=[]),a.length)throw new Error("Unable to create the animation due to the following errors: "+a.join("\n"));l.forEach(function(t,e){Object.keys(t).forEach(function(n){t[n]=r._driver.computeStyle(e,n,i.a)})});var c=s(o.map(function(t){var e=l.get(t.element);return r._buildPlayer(t,{},e)}));return this._playersById[t]=c,c.onDestroy(function(){return r.destroy(t)}),this.players.push(c),c},t.prototype.destroy=function(t){var e=this._getPlayer(t);e.destroy(),delete this._playersById[t];var n=this.players.indexOf(e);n>=0&&this.players.splice(n,1)},t.prototype._getPlayer=function(t){var e=this._playersById[t];if(!e)throw new Error("Unable to find the timeline player referenced by "+t);return e},t.prototype.listen=function(t,e,n,r){var i=c(e,"","","");return u(this._getPlayer(t),n,i,r),function(){}},t.prototype.command=function(t,e,n,r){if("register"!=n)if("create"!=n){var i=this._getPlayer(t);switch(n){case"play":i.play();break;case"pause":i.pause();break;case"reset":i.reset();break;case"restart":i.restart();break;case"finish":i.finish();break;case"init":i.init();break;case"setPosition":i.setPosition(parseFloat(r[0]));break;case"destroy":this.destroy(t)}}else this.create(t,e,r[0]||{});else this.register(t,r[0])},t}(),kt=[],jt={namespaceId:"",setForRemoval:!1,setForMove:!1,hasAnimation:!1,removedBeforeQueried:!1},At={namespaceId:"",setForMove:!1,setForRemoval:!1,hasAnimation:!1,removedBeforeQueried:!0},Nt="__ng_removed",Pt=function(){function t(t,e){void 0===e&&(e=""),this.namespaceId=e;var n=t&&t.hasOwnProperty("value");if(this.value=function(t){return null!=t?t:null}(n?t.value:t),n){var r=N(t);delete r.value,this.options=r}else this.options={};this.options.params||(this.options.params={})}return Object.defineProperty(t.prototype,"params",{get:function(){return this.options.params},enumerable:!0,configurable:!0}),t.prototype.absorbOptions=function(t){var e=t.params;if(e){var n=this.options.params;Object.keys(e).forEach(function(t){null==n[t]&&(n[t]=e[t])})}},t}(),Dt=new Pt("void"),Ft=function(){function t(t,e,n){this.id=t,this.hostElement=e,this._engine=n,this.players=[],this._triggers={},this._queue=[],this._elementListeners=new Map,this._hostClassName="ng-tns-"+t,qt(e,this._hostClassName)}return t.prototype.listen=function(t,e,n,r){var i,o=this;if(!this._triggers.hasOwnProperty(e))throw new Error('Unable to listen on the animation trigger event "'+n+'" because the animation trigger "'+e+"\" doesn't exist!");if(null==n||0==n.length)throw new Error('Unable to listen on the animation trigger "'+e+'" because the provided event is undefined!');if("start"!=(i=n)&&"done"!=i)throw new Error('The provided animation trigger event "'+n+'" for the animation trigger "'+e+'" is not supported!');var s=f(this._elementListeners,t,[]),a={name:e,phase:n,callback:r};s.push(a);var u=f(this._engine.statesByElement,t,{});return u.hasOwnProperty(e)||(qt(t,"ng-trigger"),qt(t,"ng-trigger-"+e),u[e]=Dt),function(){o._engine.afterFlush(function(){var t=s.indexOf(a);t>=0&&s.splice(t,1),o._triggers[e]||delete u[e]})}},t.prototype.register=function(t,e){return!this._triggers[t]&&(this._triggers[t]=e,!0)},t.prototype._getTrigger=function(t){var e=this._triggers[t];if(!e)throw new Error('The provided animation trigger "'+t+'" has not been registered!');return e},t.prototype.trigger=function(t,e,n,r){var i=this;void 0===r&&(r=!0);var o=this._getTrigger(e),s=new Mt(this.id,e,t),a=this._engine.statesByElement.get(t);a||(qt(t,"ng-trigger"),qt(t,"ng-trigger-"+e),this._engine.statesByElement.set(t,a={}));var u=a[e],l=new Pt(n,this.id);if(!(n&&n.hasOwnProperty("value"))&&u&&l.absorbOptions(u.options),a[e]=l,u||(u=Dt),"void"===l.value||u.value!==l.value){var c=f(this._engine.playersByElement,t,[]);c.forEach(function(t){t.namespaceId==i.id&&t.triggerName==e&&t.queued&&t.destroy()});var h=o.matchTransition(u.value,l.value,t,l.params),p=!1;if(!h){if(!r)return;h=o.fallbackTransition,p=!0}return this._engine.totalQueuedPlayers++,this._queue.push({element:t,triggerName:e,transition:h,fromState:u,toState:l,player:s,isFallbackTransition:p}),p||(qt(t,"ng-animate-queued"),s.onStart(function(){Ut(t,"ng-animate-queued")})),s.onDone(function(){var e=i.players.indexOf(s);e>=0&&i.players.splice(e,1);var n=i._engine.playersByElement.get(t);if(n){var r=n.indexOf(s);r>=0&&n.splice(r,1)}}),this.players.push(s),c.push(s),s}if(!function(t,e){var n=Object.keys(t),r=Object.keys(e);if(n.length!=r.length)return!1;for(var i=0;i<n.length;i++){var o=n[i];if(!e.hasOwnProperty(o)||t[o]!==e[o])return!1}return!0}(u.params,l.params)){var d=[],m=o.matchStyles(u.value,u.params,d),y=o.matchStyles(l.value,l.params,d);d.length?this._engine.reportError(d):this._engine.afterFlush(function(){M(t,m),R(t,y)})}},t.prototype.deregister=function(t){var e=this;delete this._triggers[t],this._engine.statesByElement.forEach(function(e,n){delete e[t]}),this._elementListeners.forEach(function(n,r){e._elementListeners.set(r,n.filter(function(e){return e.name!=t}))})},t.prototype.clearElementCache=function(t){this._engine.statesByElement.delete(t),this._elementListeners.delete(t);var e=this._engine.playersByElement.get(t);e&&(e.forEach(function(t){return t.destroy()}),this._engine.playersByElement.delete(t))},t.prototype._signalRemovalForInnerTriggers=function(t,e,n){var r=this;void 0===n&&(n=!1),this._engine.driver.query(t,".ng-trigger",!0).forEach(function(t){if(!t[Nt]){var n=r._engine.fetchNamespacesByElement(t);n.size?n.forEach(function(n){return n.triggerLeaveAnimation(t,e,!1,!0)}):r.clearElementCache(t)}})},t.prototype.triggerLeaveAnimation=function(t,e,n,r){var i=this,o=this._engine.statesByElement.get(t);if(o){var a=[];if(Object.keys(o).forEach(function(e){if(i._triggers[e]){var n=i.trigger(t,e,"void",r);n&&a.push(n)}}),a.length)return this._engine.markElementAsRemoved(this.id,t,!0,e),n&&s(a).onDone(function(){return i._engine.processLeaveNode(t)}),!0}return!1},t.prototype.prepareLeaveAnimationListeners=function(t){var e=this,n=this._elementListeners.get(t);if(n){var r=new Set;n.forEach(function(n){var i=n.name;if(!r.has(i)){r.add(i);var o=e._triggers[i].fallbackTransition,s=e._engine.statesByElement.get(t)[i]||Dt,a=new Pt("void"),u=new Mt(e.id,i,t);e._engine.totalQueuedPlayers++,e._queue.push({element:t,triggerName:i,transition:o,fromState:s,toState:a,player:u,isFallbackTransition:!0})}})}},t.prototype.removeNode=function(t,e){var n=this,r=this._engine;if(t.childElementCount&&this._signalRemovalForInnerTriggers(t,e,!0),!this.triggerLeaveAnimation(t,e,!0)){var i=!1;if(r.totalAnimations){var o=r.players.length?r.playersByQueriedElement.get(t):[];if(o&&o.length)i=!0;else for(var s=t;s=s.parentNode;)if(r.statesByElement.get(s)){i=!0;break}}this.prepareLeaveAnimationListeners(t),i?r.markElementAsRemoved(this.id,t,!1,e):(r.afterFlush(function(){return n.clearElementCache(t)}),r.destroyInnerAnimations(t),r._onRemovalComplete(t,e))}},t.prototype.insertNode=function(t,e){qt(t,this._hostClassName)},t.prototype.drainQueuedTransitions=function(t){var e=this,n=[];return this._queue.forEach(function(r){var i=r.player;if(!i.destroyed){var o=r.element,s=e._elementListeners.get(o);s&&s.forEach(function(e){if(e.name==r.triggerName){var n=c(o,r.triggerName,r.fromState.value,r.toState.value);n._data=t,u(r.player,e.phase,n,e.callback)}}),i.markedForDestroy?e._engine.afterFlush(function(){i.destroy()}):n.push(r)}}),this._queue=[],n.sort(function(t,n){var r=t.transition.ast.depCount,i=n.transition.ast.depCount;return 0==r||0==i?r-i:e._engine.driver.containsElement(t.element,n.element)?1:-1})},t.prototype.destroy=function(t){this.players.forEach(function(t){return t.destroy()}),this._signalRemovalForInnerTriggers(this.hostElement,t)},t.prototype.elementContainsData=function(t){var e=!1;return this._elementListeners.has(t)&&(e=!0),!!this._queue.find(function(e){return e.element===t})||e},t}(),Rt=function(){function t(t,e,n){this.bodyNode=t,this.driver=e,this._normalizer=n,this.players=[],this.newHostElements=new Map,this.playersByElement=new Map,this.playersByQueriedElement=new Map,this.statesByElement=new Map,this.disabledNodes=new Set,this.totalAnimations=0,this.totalQueuedPlayers=0,this._namespaceLookup={},this._namespaceList=[],this._flushFns=[],this._whenQuietFns=[],this.namespacesByHostElement=new Map,this.collectedEnterElements=[],this.collectedLeaveElements=[],this.onRemovalComplete=function(t,e){}}return t.prototype._onRemovalComplete=function(t,e){this.onRemovalComplete(t,e)},Object.defineProperty(t.prototype,"queuedPlayers",{get:function(){var t=[];return this._namespaceList.forEach(function(e){e.players.forEach(function(e){e.queued&&t.push(e)})}),t},enumerable:!0,configurable:!0}),t.prototype.createNamespace=function(t,e){var n=new Ft(t,e,this);return e.parentNode?this._balanceNamespaceList(n,e):(this.newHostElements.set(e,n),this.collectEnterElement(e)),this._namespaceLookup[t]=n},t.prototype._balanceNamespaceList=function(t,e){var n=this._namespaceList.length-1;if(n>=0){for(var r=!1,i=n;i>=0;i--)if(this.driver.containsElement(this._namespaceList[i].hostElement,e)){this._namespaceList.splice(i+1,0,t),r=!0;break}r||this._namespaceList.splice(0,0,t)}else this._namespaceList.push(t);return this.namespacesByHostElement.set(e,t),t},t.prototype.register=function(t,e){var n=this._namespaceLookup[t];return n||(n=this.createNamespace(t,e)),n},t.prototype.registerTrigger=function(t,e,n){var r=this._namespaceLookup[t];r&&r.register(e,n)&&this.totalAnimations++},t.prototype.destroy=function(t,e){var n=this;if(t){var r=this._fetchNamespace(t);this.afterFlush(function(){n.namespacesByHostElement.delete(r.hostElement),delete n._namespaceLookup[t];var e=n._namespaceList.indexOf(r);e>=0&&n._namespaceList.splice(e,1)}),this.afterFlushAnimationsDone(function(){return r.destroy(e)})}},t.prototype._fetchNamespace=function(t){return this._namespaceLookup[t]},t.prototype.fetchNamespacesByElement=function(t){var e=new Set,n=this.statesByElement.get(t);if(n)for(var r=Object.keys(n),i=0;i<r.length;i++){var o=n[r[i]].namespaceId;if(o){var s=this._fetchNamespace(o);s&&e.add(s)}}return e},t.prototype.trigger=function(t,e,n,r){if(Lt(e)){var i=this._fetchNamespace(t);if(i)return i.trigger(e,n,r),!0}return!1},t.prototype.insertNode=function(t,e,n,r){if(Lt(e)){var i=e[Nt];if(i&&i.setForRemoval){i.setForRemoval=!1,i.setForMove=!0;var o=this.collectedLeaveElements.indexOf(e);o>=0&&this.collectedLeaveElements.splice(o,1)}if(t){var s=this._fetchNamespace(t);s&&s.insertNode(e,n)}r&&this.collectEnterElement(e)}},t.prototype.collectEnterElement=function(t){this.collectedEnterElements.push(t)},t.prototype.markElementAsDisabled=function(t,e){e?this.disabledNodes.has(t)||(this.disabledNodes.add(t),qt(t,"ng-animate-disabled")):this.disabledNodes.has(t)&&(this.disabledNodes.delete(t),Ut(t,"ng-animate-disabled"))},t.prototype.removeNode=function(t,e,n,r){if(Lt(e)){var i=t?this._fetchNamespace(t):null;if(i?i.removeNode(e,r):this.markElementAsRemoved(t,e,!1,r),n){var o=this.namespacesByHostElement.get(e);o&&o.id!==t&&o.removeNode(e,r)}}else this._onRemovalComplete(e,r)},t.prototype.markElementAsRemoved=function(t,e,n,r){this.collectedLeaveElements.push(e),e[Nt]={namespaceId:t,setForRemoval:r,hasAnimation:n,removedBeforeQueried:!1}},t.prototype.listen=function(t,e,n,r,i){return Lt(e)?this._fetchNamespace(t).listen(e,n,r,i):function(){}},t.prototype._buildInstruction=function(t,e,n,r,i){return t.transition.build(this.driver,t.element,t.fromState.value,t.toState.value,n,r,t.fromState.options,t.toState.options,e,i)},t.prototype.destroyInnerAnimations=function(t){var e=this,n=this.driver.query(t,".ng-trigger",!0);n.forEach(function(t){return e.destroyActiveAnimationsForElement(t)}),0!=this.playersByQueriedElement.size&&(n=this.driver.query(t,".ng-animating",!0)).forEach(function(t){return e.finishActiveQueriedAnimationOnElement(t)})},t.prototype.destroyActiveAnimationsForElement=function(t){var e=this.playersByElement.get(t);e&&e.forEach(function(t){t.queued?t.markedForDestroy=!0:t.destroy()})},t.prototype.finishActiveQueriedAnimationOnElement=function(t){var e=this.playersByQueriedElement.get(t);e&&e.forEach(function(t){return t.finish()})},t.prototype.whenRenderingDone=function(){var t=this;return new Promise(function(e){if(t.players.length)return s(t.players).onDone(function(){return e()});e()})},t.prototype.processLeaveNode=function(t){var e=this,n=t[Nt];if(n&&n.setForRemoval){if(t[Nt]=jt,n.namespaceId){this.destroyInnerAnimations(t);var r=this._fetchNamespace(n.namespaceId);r&&r.clearElementCache(t)}this._onRemovalComplete(t,n.setForRemoval)}this.driver.matchesElement(t,".ng-animate-disabled")&&this.markElementAsDisabled(t,!1),this.driver.query(t,".ng-animate-disabled",!0).forEach(function(t){e.markElementAsDisabled(t,!1)})},t.prototype.flush=function(t){var e=this;void 0===t&&(t=-1);var n=[];if(this.newHostElements.size&&(this.newHostElements.forEach(function(t,n){return e._balanceNamespaceList(t,n)}),this.newHostElements.clear()),this.totalAnimations&&this.collectedEnterElements.length)for(var r=0;r<this.collectedEnterElements.length;r++)qt(this.collectedEnterElements[r],"ng-star-inserted");if(this._namespaceList.length&&(this.totalQueuedPlayers||this.collectedLeaveElements.length)){var i=[];try{n=this._flushAnimations(i,t)}finally{for(r=0;r<i.length;r++)i[r]()}}else for(r=0;r<this.collectedLeaveElements.length;r++)this.processLeaveNode(this.collectedLeaveElements[r]);if(this.totalQueuedPlayers=0,this.collectedEnterElements.length=0,this.collectedLeaveElements.length=0,this._flushFns.forEach(function(t){return t()}),this._flushFns=[],this._whenQuietFns.length){var o=this._whenQuietFns;this._whenQuietFns=[],n.length?s(n).onDone(function(){o.forEach(function(t){return t()})}):o.forEach(function(t){return t()})}},t.prototype.reportError=function(t){throw new Error("Unable to process animations due to the following failed trigger transitions\n "+t.join("\n"))},t.prototype._flushAnimations=function(t,e){var n=this,o=new at,a=[],u=new Map,l=[],c=new Map,h=new Map,p=new Map,d=new Set;this.disabledNodes.forEach(function(t){d.add(t);for(var e=n.driver.query(t,".ng-animate-queued",!0),r=0;r<e.length;r++)d.add(e[r])});var m=this.bodyNode,y=Array.from(this.statesByElement.keys()),v=Ht(y,this.collectedEnterElements),g=new Map,b=0;v.forEach(function(t,e){var n="ng-enter"+b++;g.set(e,n),t.forEach(function(t){return qt(t,n)})});for(var _=[],w=new Set,E=new Set,S=0;S<this.collectedLeaveElements.length;S++)(z=(H=this.collectedLeaveElements[S])[Nt])&&z.setForRemoval&&(_.push(H),w.add(H),z.hasAnimation?this.driver.query(H,".ng-star-inserted",!0).forEach(function(t){return w.add(t)}):E.add(H));var C=new Map,O=Ht(y,Array.from(w));O.forEach(function(t,e){var n="ng-leave"+b++;C.set(e,n),t.forEach(function(t){return qt(t,n)})}),t.push(function(){v.forEach(function(t,e){var n=g.get(e);t.forEach(function(t){return Ut(t,n)})}),O.forEach(function(t,e){var n=C.get(e);t.forEach(function(t){return Ut(t,n)})}),_.forEach(function(t){n.processLeaveNode(t)})});for(var x=[],I=[],T=this._namespaceList.length-1;T>=0;T--)this._namespaceList[T].drainQueuedTransitions(e).forEach(function(t){var e=t.player,r=t.element;if(x.push(e),n.collectedEnterElements.length){var i=r[Nt];if(i&&i.setForMove)return void e.destroy()}var s=!m||!n.driver.containsElement(m,r),u=C.get(r),d=g.get(r),y=n._buildInstruction(t,o,d,u,s);if(y.errors&&y.errors.length)I.push(y);else{if(s)return e.onStart(function(){return M(r,y.fromStyles)}),e.onDestroy(function(){return R(r,y.toStyles)}),void a.push(e);if(t.isFallbackTransition)return e.onStart(function(){return M(r,y.fromStyles)}),e.onDestroy(function(){return R(r,y.toStyles)}),void a.push(e);y.timelines.forEach(function(t){return t.stretchStartingKeyframe=!0}),o.append(r,y.timelines),l.push({instruction:y,player:e,element:r}),y.queriedElements.forEach(function(t){return f(c,t,[]).push(e)}),y.preStyleProps.forEach(function(t,e){var n=Object.keys(t);if(n.length){var r=h.get(e);r||h.set(e,r=new Set),n.forEach(function(t){return r.add(t)})}}),y.postStyleProps.forEach(function(t,e){var n=Object.keys(t),r=p.get(e);r||p.set(e,r=new Set),n.forEach(function(t){return r.add(t)})})}});if(I.length){var k=[];I.forEach(function(t){k.push("@"+t.triggerName+" has failed due to:\n"),t.errors.forEach(function(t){return k.push("- "+t+"\n")})}),x.forEach(function(t){return t.destroy()}),this.reportError(k)}var j=new Map,A=new Map;l.forEach(function(t){var e=t.element;o.has(e)&&(A.set(e,e),n._beforeAnimationBuild(t.player.namespaceId,t.instruction,j))}),a.forEach(function(t){var e=t.element;n._getPreviousPlayers(e,!1,t.namespaceId,t.triggerName,null).forEach(function(t){f(j,e,[]).push(t),t.destroy()})});var N=_.filter(function(t){return Wt(t,h,p)}),P=new Map;Bt(P,this.driver,E,p,i.a).forEach(function(t){Wt(t,h,p)&&N.push(t)});var D=new Map;v.forEach(function(t,e){Bt(D,n.driver,new Set(t),h,i.l)}),N.forEach(function(t){var e=P.get(t),n=D.get(t);P.set(t,Object(r.a)({},e,n))});var F=[],L=[],V={};l.forEach(function(t){var e=t.element,r=t.player,i=t.instruction;if(o.has(e)){if(d.has(e))return r.onDestroy(function(){return R(e,i.toStyles)}),r.disabled=!0,r.overrideTotalTime(i.totalTime),void a.push(r);var l=V;if(A.size>1){for(var c=e,f=[];c=c.parentNode;){var h=A.get(c);if(h){l=h;break}f.push(c)}f.forEach(function(t){return A.set(t,l)})}var p=n._buildAnimation(r.namespaceId,i,j,u,D,P);if(r.setRealPlayer(p),l===V)F.push(r);else{var m=n.playersByElement.get(l);m&&m.length&&(r.parentPlayer=s(m)),a.push(r)}}else M(e,i.fromStyles),r.onDestroy(function(){return R(e,i.toStyles)}),L.push(r),d.has(e)&&a.push(r)}),L.forEach(function(t){var e=u.get(t.element);if(e&&e.length){var n=s(e);t.setRealPlayer(n)}}),a.forEach(function(t){t.parentPlayer?t.syncPlayerEvents(t.parentPlayer):t.destroy()});for(var B=0;B<_.length;B++){var H,z=(H=_[B])[Nt];if(Ut(H,"ng-leave"),!z||!z.hasAnimation){var q=[];if(c.size){var U=c.get(H);U&&U.length&&q.push.apply(q,Object(r.g)(U));for(var G=this.driver.query(H,".ng-animating",!0),W=0;W<G.length;W++){var K=c.get(G[W]);K&&K.length&&q.push.apply(q,Object(r.g)(K))}}var Q=q.filter(function(t){return!t.destroyed});Q.length?Gt(this,H,Q):this.processLeaveNode(H)}}return _.length=0,F.forEach(function(t){n.players.push(t),t.onDone(function(){t.destroy();var e=n.players.indexOf(t);n.players.splice(e,1)}),t.play()}),F},t.prototype.elementContainsData=function(t,e){var n=!1,r=e[Nt];return r&&r.setForRemoval&&(n=!0),this.playersByElement.has(e)&&(n=!0),this.playersByQueriedElement.has(e)&&(n=!0),this.statesByElement.has(e)&&(n=!0),this._fetchNamespace(t).elementContainsData(e)||n},t.prototype.afterFlush=function(t){this._flushFns.push(t)},t.prototype.afterFlushAnimationsDone=function(t){this._whenQuietFns.push(t)},t.prototype._getPreviousPlayers=function(t,e,n,r,i){var o=[];if(e){var s=this.playersByQueriedElement.get(t);s&&(o=s)}else{var a=this.playersByElement.get(t);if(a){var u=!i||"void"==i;a.forEach(function(t){t.queued||(u||t.triggerName==r)&&o.push(t)})}}return(n||r)&&(o=o.filter(function(t){return!(n&&n!=t.namespaceId||r&&r!=t.triggerName)})),o},t.prototype._beforeAnimationBuild=function(t,e,n){var i,o,s=e.element,a=e.isRemovalTransition?void 0:t,u=e.isRemovalTransition?void 0:e.triggerName,l=function(t){var r=t.element,i=r!==s,o=f(n,r,[]);c._getPreviousPlayers(r,i,a,u,e.toState).forEach(function(t){var e=t.getRealPlayer();e.beforeDestroy&&e.beforeDestroy(),t.destroy(),o.push(t)})},c=this;try{for(var h=Object(r.h)(e.timelines),p=h.next();!p.done;p=h.next())l(p.value)}catch(d){i={error:d}}finally{try{p&&!p.done&&(o=h.return)&&o.call(h)}finally{if(i)throw i.error}}M(s,e.fromStyles)},t.prototype._buildAnimation=function(t,e,n,r,o,u){var l=this,c=e.triggerName,h=e.element,p=[],d=new Set,m=new Set,y=e.timelines.map(function(e){var s=e.element;d.add(s);var f=s[Nt];if(f&&f.removedBeforeQueried)return new i.d(e.duration,e.delay);var y,v,g=s!==h,b=(y=(n.get(s)||kt).map(function(t){return t.getRealPlayer()}),v=[],function t(e,n){for(var r=0;r<e.length;r++){var o=e[r];o instanceof i.k?t(o.players,n):n.push(o)}}(y,v),v).filter(function(t){return!!t.element&&t.element===s}),_=o.get(s),w=u.get(s),E=a(0,l._normalizer,0,e.keyframes,_,w),S=l._buildPlayer(e,E,b);if(e.subTimeline&&r&&m.add(s),g){var C=new Mt(t,c,s);C.setRealPlayer(S),p.push(C)}return S});p.forEach(function(t){f(l.playersByQueriedElement,t.element,[]).push(t),t.onDone(function(){return function(t,e,n){var r;if(t instanceof Map){if(r=t.get(e)){if(r.length){var i=r.indexOf(n);r.splice(i,1)}0==r.length&&t.delete(e)}}else(r=t[e])&&(r.length&&(i=r.indexOf(n),r.splice(i,1)),0==r.length&&delete t[e]);return r}(l.playersByQueriedElement,t.element,t)})}),d.forEach(function(t){return qt(t,"ng-animating")});var v=s(y);return v.onDestroy(function(){d.forEach(function(t){return Ut(t,"ng-animating")}),R(h,e.toStyles)}),m.forEach(function(t){f(r,t,[]).push(v)}),v},t.prototype._buildPlayer=function(t,e,n){return e.length>0?this.driver.animate(t.element,e,t.duration,t.delay,t.easing,n):new i.d(t.duration,t.delay)},t}(),Mt=function(){function t(t,e,n){this.namespaceId=t,this.triggerName=e,this.element=n,this._player=new i.d,this._containsRealPlayer=!1,this._queuedCallbacks={},this.destroyed=!1,this.markedForDestroy=!1,this.disabled=!1,this.queued=!0,this.totalTime=0}return t.prototype.setRealPlayer=function(t){var e=this;this._containsRealPlayer||(this._player=t,Object.keys(this._queuedCallbacks).forEach(function(n){e._queuedCallbacks[n].forEach(function(e){return u(t,n,void 0,e)})}),this._queuedCallbacks={},this._containsRealPlayer=!0,this.overrideTotalTime(t.totalTime),this.queued=!1)},t.prototype.getRealPlayer=function(){return this._player},t.prototype.overrideTotalTime=function(t){this.totalTime=t},t.prototype.syncPlayerEvents=function(t){var e=this,n=this._player;n.triggerCallback&&t.onStart(function(){return n.triggerCallback("start")}),t.onDone(function(){return e.finish()}),t.onDestroy(function(){return e.destroy()})},t.prototype._queueEvent=function(t,e){f(this._queuedCallbacks,t,[]).push(e)},t.prototype.onDone=function(t){this.queued&&this._queueEvent("done",t),this._player.onDone(t)},t.prototype.onStart=function(t){this.queued&&this._queueEvent("start",t),this._player.onStart(t)},t.prototype.onDestroy=function(t){this.queued&&this._queueEvent("destroy",t),this._player.onDestroy(t)},t.prototype.init=function(){this._player.init()},t.prototype.hasStarted=function(){return!this.queued&&this._player.hasStarted()},t.prototype.play=function(){!this.queued&&this._player.play()},t.prototype.pause=function(){!this.queued&&this._player.pause()},t.prototype.restart=function(){!this.queued&&this._player.restart()},t.prototype.finish=function(){this._player.finish()},t.prototype.destroy=function(){this.destroyed=!0,this._player.destroy()},t.prototype.reset=function(){!this.queued&&this._player.reset()},t.prototype.setPosition=function(t){this.queued||this._player.setPosition(t)},t.prototype.getPosition=function(){return this.queued?0:this._player.getPosition()},t.prototype.triggerCallback=function(t){var e=this._player;e.triggerCallback&&e.triggerCallback(t)},t}();function Lt(t){return t&&1===t.nodeType}function Vt(t,e){var n=t.style.display;return t.style.display=null!=e?e:"none",n}function Bt(t,e,n,r,i){var o=[];n.forEach(function(t){return o.push(Vt(t))});var s=[];r.forEach(function(n,r){var o={};n.forEach(function(t){var n=o[t]=e.computeStyle(r,t,i);n&&0!=n.length||(r[Nt]=At,s.push(r))}),t.set(r,o)});var a=0;return n.forEach(function(t){return Vt(t,o[a++])}),s}function Ht(t,e){var n=new Map;if(t.forEach(function(t){return n.set(t,[])}),0==e.length)return n;var r=new Set(e),i=new Map;return e.forEach(function(t){var e=function t(e){if(!e)return 1;var o=i.get(e);if(o)return o;var s=e.parentNode;return o=n.has(s)?s:r.has(s)?1:t(s),i.set(e,o),o}(t);1!==e&&n.get(e).push(t)}),n}var zt="$$classes";function qt(t,e){if(t.classList)t.classList.add(e);else{var n=t[zt];n||(n=t[zt]={}),n[e]=!0}}function Ut(t,e){if(t.classList)t.classList.remove(e);else{var n=t[zt];n&&delete n[e]}}function Gt(t,e,n){s(n).onDone(function(){return t.processLeaveNode(e)})}function Wt(t,e,n){var r=n.get(t);if(!r)return!1;var i=e.get(t);return i?r.forEach(function(t){return i.add(t)}):e.set(t,r),n.delete(t),!0}var Kt=function(){function t(t,e,n){var r=this;this.bodyNode=t,this._driver=e,this._triggerCache={},this.onRemovalComplete=function(t,e){},this._transitionEngine=new Rt(t,e,n),this._timelineEngine=new Tt(t,e,n),this._transitionEngine.onRemovalComplete=function(t,e){return r.onRemovalComplete(t,e)}}return t.prototype.registerTrigger=function(t,e,n,r,i){var o=t+"-"+r,s=this._triggerCache[o];if(!s){var a=[],u=tt(this._driver,i,a);if(a.length)throw new Error('The animation trigger "'+r+'" has failed to build due to the following errors:\n - '+a.join("\n - "));s=function(t,e){return new Ot(t,e)}(r,u),this._triggerCache[o]=s}this._transitionEngine.registerTrigger(e,r,s)},t.prototype.register=function(t,e){this._transitionEngine.register(t,e)},t.prototype.destroy=function(t,e){this._transitionEngine.destroy(t,e)},t.prototype.onInsert=function(t,e,n,r){this._transitionEngine.insertNode(t,e,n,r)},t.prototype.onRemove=function(t,e,n,r){this._transitionEngine.removeNode(t,e,r||!1,n)},t.prototype.disableAnimations=function(t,e){this._transitionEngine.markElementAsDisabled(t,e)},t.prototype.process=function(t,e,n,i){if("@"==n.charAt(0)){var o=Object(r.f)(h(n),2);this._timelineEngine.command(o[0],e,o[1],i)}else this._transitionEngine.trigger(t,e,n,i)},t.prototype.listen=function(t,e,n,i,o){if("@"==n.charAt(0)){var s=Object(r.f)(h(n),2);return this._timelineEngine.listen(s[0],e,s[1],o)}return this._transitionEngine.listen(t,e,n,i,o)},t.prototype.flush=function(t){void 0===t&&(t=-1),this._transitionEngine.flush(t)},Object.defineProperty(t.prototype,"players",{get:function(){return this._transitionEngine.players.concat(this._timelineEngine.players)},enumerable:!0,configurable:!0}),t.prototype.whenRenderingDone=function(){return this._transitionEngine.whenRenderingDone()},t}();function Qt(t,e){var n=null,r=null;return Array.isArray(e)&&e.length?(n=$t(e[0]),e.length>1&&(r=$t(e[e.length-1]))):e&&(n=$t(e)),n||r?new Zt(t,n,r):null}var Zt=function(){function t(e,n,r){this._element=e,this._startStyles=n,this._endStyles=r,this._state=0;var i=t.initialStylesByElement.get(e);i||t.initialStylesByElement.set(e,i={}),this._initialStyles=i}return t.prototype.start=function(){this._state<1&&(this._startStyles&&R(this._element,this._startStyles,this._initialStyles),this._state=1)},t.prototype.finish=function(){this.start(),this._state<2&&(R(this._element,this._initialStyles),this._endStyles&&(R(this._element,this._endStyles),this._endStyles=null),this._state=1)},t.prototype.destroy=function(){this.finish(),this._state<3&&(t.initialStylesByElement.delete(this._element),this._startStyles&&(M(this._element,this._startStyles),this._endStyles=null),this._endStyles&&(M(this._element,this._endStyles),this._endStyles=null),R(this._element,this._initialStyles),this._state=3)},t.initialStylesByElement=new WeakMap,t}();function $t(t){for(var e=null,n=Object.keys(t),r=0;r<n.length;r++){var i=n[r];Yt(i)&&((e=e||{})[i]=t[i])}return e}function Yt(t){return"display"===t||"position"===t}var Jt="animation",Xt="animationend",te=function(){function t(t,e,n,r,i,o,s){var 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r=e[n];if(r.svgElement){var i=this._extractSvgIconFromSet(r.svgElement,t);if(i)return i}}return null},t.prototype._loadSvgIconFromConfig=function(t){var e=this;return this._fetchUrl(t.url).pipe(Object(f.a)(function(t){return e._createSvgElementForSingleIcon(t)}))},t.prototype._loadSvgIconSetFromConfig=function(t){var e=this;return t.svgElement?Object(a.a)(t.svgElement):this._fetchUrl(t.url).pipe(Object(f.a)(function(n){return t.svgElement||(t.svgElement=e._svgElementFromString(n)),t.svgElement}))},t.prototype._createSvgElementForSingleIcon=function(t){var e=this._svgElementFromString(t);return this._setSvgAttributes(e),e},t.prototype._extractSvgIconFromSet=function(t,e){var n=t.querySelector("#"+e);if(!n)return null;var r=n.cloneNode(!0);if(r.removeAttribute("id"),"svg"===r.nodeName.toLowerCase())return this._setSvgAttributes(r);if("symbol"===r.nodeName.toLowerCase())return this._setSvgAttributes(this._toSvgElement(r));var i=this._svgElementFromString("<svg></svg>");return i.appendChild(r),this._setSvgAttributes(i)},t.prototype._svgElementFromString=function(t){var e=this._document.createElement("DIV");e.innerHTML=t;var n=e.querySelector("svg");if(!n)throw Error("<svg> tag not found");return n},t.prototype._toSvgElement=function(t){for(var e=this._svgElementFromString("<svg></svg>"),n=0;n<t.childNodes.length;n++)t.childNodes[n].nodeType===this._document.ELEMENT_NODE&&e.appendChild(t.childNodes[n].cloneNode(!0));return e},t.prototype._setSvgAttributes=function(t){return t.setAttribute("fit",""),t.setAttribute("height","100%"),t.setAttribute("width","100%"),t.setAttribute("preserveAspectRatio","xMidYMid meet"),t.setAttribute("focusable","false"),t},t.prototype._fetchUrl=function(t){var e=this;if(!this._httpClient)throw Error("Could not find HttpClient provider for use with Angular Material icons. Please include the HttpClientModule from @angular/common/http in your app imports.");if(null==t)throw Error('Cannot fetch icon from URL "'+t+'".');var n=this._sanitizer.sanitize(o.J.RESOURCE_URL,t);if(!n)throw C(t);var r=this._inProgressUrlFetches.get(n);if(r)return r;var i=this._httpClient.get(n,{responseType:"text"}).pipe(Object(v.a)(function(){return e._inProgressUrlFetches.delete(n)}),Object(g.a)());return this._inProgressUrlFetches.set(n,i),i},t.prototype._addSvgIconConfig=function(t,e,n){return this._svgIconConfigs.set(k(t,e),n),this},t.prototype._addSvgIconSetConfig=function(t,e){var n=this._iconSetConfigs.get(t);return n?n.push(e):this._iconSetConfigs.set(t,[e]),this},t.ngInjectableDef=Object(o.Kb)({factory:function(){return new t(Object(o.Ob)(i.c,8),Object(o.Ob)(s.b),Object(o.Ob)(r.d,8))},token:t,providedIn:"root"}),t}();function T(t){return t.cloneNode(!0)}function k(t,e){return t+":"+e}var j=function(){return function(t){this._elementRef=t}}(),A=Object(w.g)(j),N=new o.q("mat-icon-location",{providedIn:"root",factory:function(){var t=Object(o.W)(r.d),e=t?t.location:null;return{getPathname:function(){return e?e.pathname+e.search:""}}}}),P=["clip-path","color-profile","src","cursor","fill","filter","marker","marker-start","marker-mid","marker-end","mask","stroke"],D=P.map(function(t){return"["+t+"]"}).join(", "),F=/^url\(['"]?#(.*?)['"]?\)$/,R=function(t){function e(e,n,r,i){var o=t.call(this,e)||this;return o._iconRegistry=n,o._location=i,o._inline=!1,r||e.nativeElement.setAttribute("aria-hidden","true"),o}return Object(_.c)(e,t),Object.defineProperty(e.prototype,"inline",{get:function(){return this._inline},set:function(t){this._inline=Object(E.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"fontSet",{get:function(){return this._fontSet},set:function(t){this._fontSet=this._cleanupFontValue(t)},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"fontIcon",{get:function(){return this._fontIcon},set:function(t){this._fontIcon=this._cleanupFontValue(t)},enumerable:!0,configurable:!0}),e.prototype._splitIconName=function(t){if(!t)return["",""];var e=t.split(":");switch(e.length){case 1:return["",e[0]];case 2:return e;default:throw Error('Invalid icon name: "'+t+'"')}},e.prototype.ngOnChanges=function(t){var e=this,n=t.svgIcon;if(n)if(this.svgIcon){var r=this._splitIconName(this.svgIcon);this._iconRegistry.getNamedSvgIcon(r[1],r[0]).pipe(Object(b.a)(1)).subscribe(function(t){return e._setSvgElement(t)},function(t){return console.log("Error retrieving icon: "+t.message)})}else n.previousValue&&this._clearSvgElement();this._usingFontIcon()&&this._updateFontIconClasses()},e.prototype.ngOnInit=function(){this._usingFontIcon()&&this._updateFontIconClasses()},e.prototype.ngAfterViewChecked=function(){var t=this._elementsWithExternalReferences;if(t&&this._location&&t.size){var e=this._location.getPathname();e!==this._previousPath&&(this._previousPath=e,this._prependPathToReferences(e))}},e.prototype.ngOnDestroy=function(){this._elementsWithExternalReferences&&this._elementsWithExternalReferences.clear()},e.prototype._usingFontIcon=function(){return!this.svgIcon},e.prototype._setSvgElement=function(t){this._clearSvgElement();for(var e=t.querySelectorAll("style"),n=0;n<e.length;n++)e[n].textContent+=" ";if(this._location){var r=this._location.getPathname();this._previousPath=r,this._cacheChildrenWithExternalReferences(t),this._prependPathToReferences(r)}this._elementRef.nativeElement.appendChild(t)},e.prototype._clearSvgElement=function(){var t=this._elementRef.nativeElement,e=t.childNodes.length;for(this._elementsWithExternalReferences&&this._elementsWithExternalReferences.clear();e--;){var n=t.childNodes[e];1===n.nodeType&&"svg"!==n.nodeName.toLowerCase()||t.removeChild(n)}},e.prototype._updateFontIconClasses=function(){if(this._usingFontIcon()){var t=this._elementRef.nativeElement,e=this.fontSet?this._iconRegistry.classNameForFontAlias(this.fontSet):this._iconRegistry.getDefaultFontSetClass();e!=this._previousFontSetClass&&(this._previousFontSetClass&&t.classList.remove(this._previousFontSetClass),e&&t.classList.add(e),this._previousFontSetClass=e),this.fontIcon!=this._previousFontIconClass&&(this._previousFontIconClass&&t.classList.remove(this._previousFontIconClass),this.fontIcon&&t.classList.add(this.fontIcon),this._previousFontIconClass=this.fontIcon)}},e.prototype._cleanupFontValue=function(t){return"string"==typeof t?t.trim().split(" ")[0]:t},e.prototype._prependPathToReferences=function(t){var e=this._elementsWithExternalReferences;e&&e.forEach(function(e,n){e.forEach(function(e){n.setAttribute(e.name,"url('"+t+"#"+e.value+"')")})})},e.prototype._cacheChildrenWithExternalReferences=function(t){for(var e=t.querySelectorAll(D),n=this._elementsWithExternalReferences=this._elementsWithExternalReferences||new Map,r=function(t){P.forEach(function(r){var i=e[t],o=i.getAttribute(r),s=o?o.match(F):null;if(s){var a=n.get(i);a||n.set(i,a=[]),a.push({name:r,value:s[1]})}})},i=0;i<e.length;i++)r(i)},e}(A),M=function(){return function(){}}()},T1DM:function(t,e,n){"use strict";n.d(e,"a",function(){return i});var r=n("h9Dq"),i=new(n("CS9Q").a)(r.a)},TNhP:function(t,e,n){"use strict";n.d(e,"a",function(){return i});var r=n("S5bw"),i=function(){function t(t,e,n){this.document=t,this.domSanitizer=e,this.scrollSpyService=n,this.tocList=new r.a(1),this.activeItemIndex=new r.a(1),this.scrollSpyInfo=null}return t.prototype.genToc=function(t,e){var n=this;if(void 0===e&&(e=""),this.resetScrollSpyInfo(),t){var r=this.findTocHeadings(t),i=new Map,o=r.map(function(t){return{content:n.extractHeadingSafeHtml(t),href:e+"#"+n.getId(t,i),level:t.tagName.toLowerCase(),title:(t.textContent||"").trim()}});this.tocList.next(o),this.scrollSpyInfo=this.scrollSpyService.spyOn(r),this.scrollSpyInfo.active.subscribe(function(t){return n.activeItemIndex.next(t&&t.index)})}else this.tocList.next([])},t.prototype.reset=function(){this.resetScrollSpyInfo(),this.tocList.next([])},t.prototype.extractHeadingSafeHtml=function(t){var e=this.document.createElement("div");e.innerHTML=t.innerHTML;for(var n=0,r=Array.from(e.querySelectorAll("a"));n<r.length;n++){var i=r[n];if(!i.classList.contains("header-link"))for(var o=i.parentNode;i.childNodes.length;)o.insertBefore(i.childNodes[0],i);null!==i.parentNode&&i.parentNode.removeChild(i)}return this.domSanitizer.bypassSecurityTrustHtml(e.innerHTML.trim())},t.prototype.findTocHeadings=function(t){var e=this,n=t.querySelectorAll("h1,h2,h3");return Array.prototype.filter.call(n,function(t){return!/(?:no-toc|notoc)/i.test(t.className)&&!e.isOriginalText(t)})},t.prototype.isOriginalText=function(t){if(t&&t.hasAttribute("translation-origin")){var e=t.previousElementSibling;if(e&&"AIO-TOC"===e.tagName&&(e=e.previousElementSibling),e&&e.hasAttribute("translation-result"))return!0}return!1},t.prototype.resetScrollSpyInfo=function(){this.scrollSpyInfo&&(this.scrollSpyInfo.unspy(),this.scrollSpyInfo=null),this.activeItemIndex.next(null)},t.prototype.getId=function(t,e){var n=t.id;return n?r(n):(n=r(n=(t.textContent||"").trim().toLowerCase().replace(/\W+/g,"-")),t.id=n),n;function r(t){var n=(e.get(t)||0)+1;return e.set(t,n),1===n?t:t+"-"+n}},t}()},Txjg:function(t,e,n){"use strict";n.d(e,"a",function(){return i});var r=n("Zn8D");function i(){return Object(r.a)(1)}},UodH:function(t,e,n){"use strict";n.d(e,"c",function(){return c}),n.d(e,"b",function(){return u}),n.d(e,"a",function(){return l});var r=n("mrSG"),i=n("Wf4p"),o="accent",s=["mat-button","mat-flat-button","mat-icon-button","mat-raised-button","mat-stroked-button","mat-mini-fab","mat-fab"],a=function(){return function(t){this._elementRef=t}}(),u=function(t){function e(e,n,r){var i=t.call(this,e)||this;i._focusMonitor=n,i._animationMode=r,i.isRoundButton=i._hasHostAttributes("mat-fab","mat-mini-fab"),i.isIconButton=i._hasHostAttributes("mat-icon-button");for(var a=0,u=s;a<u.length;a++){var l=u[a];i._hasHostAttributes(l)&&e.nativeElement.classList.add(l)}return i._focusMonitor.monitor(i._elementRef,!0),i.isRoundButton&&(i.color=o),i}return Object(r.c)(e,t),e.prototype.ngOnDestroy=function(){this._focusMonitor.stopMonitoring(this._elementRef)},e.prototype.focus=function(){this._getHostElement().focus()},e.prototype._getHostElement=function(){return this._elementRef.nativeElement},e.prototype._isRippleDisabled=function(){return this.disableRipple||this.disabled},e.prototype._hasHostAttributes=function(){for(var t=this,e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];return e.some(function(e){return t._getHostElement().hasAttribute(e)})},e}(Object(i.g)(Object(i.i)(Object(i.h)(a)))),l=function(t){function e(e,n,r){return t.call(this,n,e,r)||this}return Object(r.c)(e,t),e.prototype._haltDisabledEvents=function(t){this.disabled&&(t.preventDefault(),t.stopImmediatePropagation())},e}(u),c=function(){return function(){}}()},"VnD/":function(t,e,n){"use strict";n.d(e,"a",function(){return o});var r=n("mrSG"),i=n("FFOo");function o(t,e){return function(n){return n.lift(new s(t,e))}}var s=function(){function t(t,e){this.predicate=t,this.thisArg=e}return t.prototype.call=function(t,e){return e.subscribe(new a(t,this.predicate,this.thisArg))},t}(),a=function(t){function e(e,n,r){var i=t.call(this,e)||this;return i.predicate=n,i.thisArg=r,i.count=0,i}return r.c(e,t),e.prototype._next=function(t){var e;try{e=this.predicate.call(this.thisArg,t,this.count++)}catch(n){return void this.destination.error(n)}e&&this.destination.next(t)},e}(i.a)},W0Ae:function(t,e,n){"use strict";n.d(e,"a",function(){return u});var r=n("mrSG"),i=n("isby"),o=n("IUTb"),s=n("MGBS"),a=n("zotm");function u(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];if(1===t.length){if(!Object(i.a)(t[0]))return t[0];t=t[0]}return Object(o.a)(t,void 0).lift(new l)}var l=function(){function t(){}return t.prototype.call=function(t,e){return e.subscribe(new c(t))},t}(),c=function(t){function e(e){var n=t.call(this,e)||this;return n.hasFirst=!1,n.observables=[],n.subscriptions=[],n}return r.c(e,t),e.prototype._next=function(t){this.observables.push(t)},e.prototype._complete=function(){var t=this.observables,e=t.length;if(0===e)this.destination.complete();else{for(var n=0;n<e&&!this.hasFirst;n++){var r=t[n],i=Object(a.a)(this,r,r,n);this.subscriptions&&this.subscriptions.push(i),this.add(i)}this.observables=null}},e.prototype.notifyNext=function(t,e,n,r,i){if(!this.hasFirst){this.hasFirst=!0;for(var o=0;o<this.subscriptions.length;o++)if(o!==n){var s=this.subscriptions[o];s.unsubscribe(),this.remove(s)}this.subscriptions=null}this.destination.next(e)},e}(s.a)},Wf4p:function(t,e,n){"use strict";n.d(e,"c",function(){return l}),n.d(e,"a",function(){return u}),n.d(e,"i",function(){return c}),n.d(e,"g",function(){return f}),n.d(e,"h",function(){return h}),n.d(e,"j",function(){return p}),n.d(e,"e",function(){return E}),n.d(e,"b",function(){return _}),n.d(e,"d",function(){return w}),n.d(e,"f",function(){return b});var r=n("CcnG"),i=(n("ZYjt"),n("mrSG")),o=n("n6gG"),s=(n("K9Ia"),n("6blF"),n("dWZg")),a=(n("p0Sj"),n("lLAP")),u=(n("YSh2"),new r.q("mat-sanity-checks",{providedIn:"root",factory:function(){return!0}})),l=function(){function t(t,e){this._sanityChecksEnabled=t,this._hammerLoader=e,this._hasDoneGlobalChecks=!1,this._hasCheckedHammer=!1,this._document="object"==typeof document&&document?document:null,this._window="object"==typeof window&&window?window:null,this._areChecksEnabled()&&!this._hasDoneGlobalChecks&&(this._checkDoctypeIsDefined(),this._checkThemeIsPresent(),this._hasDoneGlobalChecks=!0)}return t.prototype._areChecksEnabled=function(){return this._sanityChecksEnabled&&Object(r.X)()&&!this._isTestEnv()},t.prototype._isTestEnv=function(){var t=this._window;return t&&(t.__karma__||t.jasmine)},t.prototype._checkDoctypeIsDefined=function(){this._document&&!this._document.doctype&&console.warn("Current document does not have a doctype. This may cause some Angular Material components not to behave as expected.")},t.prototype._checkThemeIsPresent=function(){if(this._document&&this._document.body&&"function"==typeof getComputedStyle){var t=this._document.createElement("div");t.classList.add("mat-theme-loaded-marker"),this._document.body.appendChild(t);var e=getComputedStyle(t);e&&"none"!==e.display&&console.warn("Could not find Angular Material core theme. Most Material components may not work as expected. For more info refer to the theming guide: https://material.angular.io/guide/theming"),this._document.body.removeChild(t)}},t.prototype._checkHammerIsAvailable=function(){!this._hasCheckedHammer&&this._window&&(!this._areChecksEnabled()||this._window.Hammer||this._hammerLoader||console.warn("Could not find HammerJS. Certain Angular Material components may not work correctly."),this._hasCheckedHammer=!0)},t}();function c(t){return function(t){function e(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];var r=t.apply(this,e)||this;return r._disabled=!1,r}return Object(i.c)(e,t),Object.defineProperty(e.prototype,"disabled",{get:function(){return this._disabled},set:function(t){this._disabled=Object(o.b)(t)},enumerable:!0,configurable:!0}),e}(t)}function f(t,e){return function(t){function n(){for(var n=[],r=0;r<arguments.length;r++)n[r]=arguments[r];var i=t.apply(this,n)||this;return i.color=e,i}return Object(i.c)(n,t),Object.defineProperty(n.prototype,"color",{get:function(){return this._color},set:function(t){var n=t||e;n!==this._color&&(this._color&&this._elementRef.nativeElement.classList.remove("mat-"+this._color),n&&this._elementRef.nativeElement.classList.add("mat-"+n),this._color=n)},enumerable:!0,configurable:!0}),n}(t)}function h(t){return function(t){function e(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];var r=t.apply(this,e)||this;return r._disableRipple=!1,r}return Object(i.c)(e,t),Object.defineProperty(e.prototype,"disableRipple",{get:function(){return this._disableRipple},set:function(t){this._disableRipple=Object(o.b)(t)},enumerable:!0,configurable:!0}),e}(t)}function p(t,e){return void 0===e&&(e=0),function(t){function n(){for(var n=[],r=0;r<arguments.length;r++)n[r]=arguments[r];var i=t.apply(this,n)||this;return i._tabIndex=e,i}return Object(i.c)(n,t),Object.defineProperty(n.prototype,"tabIndex",{get:function(){return this.disabled?-1:this._tabIndex},set:function(t){this._tabIndex=null!=t?t:e},enumerable:!0,configurable:!0}),n}(t)}var d=function(){var t={FADING_IN:0,VISIBLE:1,FADING_OUT:2,HIDDEN:3};return t[t.FADING_IN]="FADING_IN",t[t.VISIBLE]="VISIBLE",t[t.FADING_OUT]="FADING_OUT",t[t.HIDDEN]="HIDDEN",t}(),m=function(){function t(t,e,n){this._renderer=t,this.element=e,this.config=n,this.state=d.HIDDEN}return t.prototype.fadeOut=function(){this._renderer.fadeOutRipple(this)},t}(),y={enterDuration:450,exitDuration:400},v=800,g=Object(s.e)({passive:!0}),b=function(){function t(t,e,n,r){var i=this;this._target=t,this._ngZone=e,this._isPointerDown=!1,this._triggerEvents=new Map,this._activeRipples=new Set,this.onMousedown=function(t){var e=Object(a.g)(t),n=i._lastTouchStartEvent&&Date.now()<i._lastTouchStartEvent+v;i._target.rippleDisabled||e||n||(i._isPointerDown=!0,i.fadeInRipple(t.clientX,t.clientY,i._target.rippleConfig))},this.onTouchStart=function(t){if(!i._target.rippleDisabled){i._lastTouchStartEvent=Date.now(),i._isPointerDown=!0;for(var e=t.changedTouches,n=0;n<e.length;n++)i.fadeInRipple(e[n].clientX,e[n].clientY,i._target.rippleConfig)}},this.onPointerUp=function(){i._isPointerDown&&(i._isPointerDown=!1,i._activeRipples.forEach(function(t){!t.config.persistent&&(t.state===d.VISIBLE||t.config.terminateOnPointerUp&&t.state===d.FADING_IN)&&t.fadeOut()}))},r.isBrowser&&(this._containerElement=n.nativeElement,this._triggerEvents.set("mousedown",this.onMousedown).set("mouseup",this.onPointerUp).set("mouseleave",this.onPointerUp).set("touchstart",this.onTouchStart).set("touchend",this.onPointerUp).set("touchcancel",this.onPointerUp))}return t.prototype.fadeInRipple=function(t,e,n){var r=this;void 0===n&&(n={});var o=this._containerRect=this._containerRect||this._containerElement.getBoundingClientRect(),s=Object(i.a)({},y,n.animation);n.centered&&(t=o.left+o.width/2,e=o.top+o.height/2);var a=n.radius||function(t,e,n){var 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t=this.locationService.search().search;t&&(this.query=this.decodeQuery(t),this.doSearch())},t.prototype.doSearch=function(){this.searchSubject.next(this.query)},t.prototype.doFocus=function(){this.onFocus.emit(this.query)},t.prototype.focus=function(){this.searchBox.nativeElement.focus()},t.prototype.decodeQuery=function(t){return t.replace(/\+/g," ")},Object.defineProperty(t.prototype,"query",{get:function(){return this.searchBox.nativeElement.value},set:function(t){this.searchBox.nativeElement.value=t},enumerable:!0,configurable:!0}),t}(),Qt=n("/lUL"),Zt=r.ob({encapsulation:2,styles:[],data:{}});function $t(t){return r.Ib(0,[r.Eb(402653184,1,{searchBox:0}),(t()(),r.qb(1,0,[[1,0],["searchBox",1]],null,0,"input",[["aria-label","search"],["placeholder","\u641c\u7d22"],["type","search"]],null,[[null,"input"],[null,"keyup"],[null,"focus"],[null,"click"]],function(t,e,n){var 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a=this;this._elementRef=t,this._focusTrapFactory=e,this._focusMonitor=n,this._platform=i,this._ngZone=o,this._doc=s,this._elementFocusedBeforeDrawerWasOpened=null,this._enableAnimations=!1,this._position="start",this._mode="over",this._disableClose=!1,this._autoFocus=!0,this._animationStarted=new E.a,this._animationEnd=new E.a,this._animationState="void",this.openedChange=new r.m(!0),this._destroyed=new E.a,this.onPositionChanged=new r.m,this._modeChanged=new E.a,this._opened=!1,this.openedChange.subscribe(function(t){t?(a._doc&&(a._elementFocusedBeforeDrawerWasOpened=a._doc.activeElement),a._isFocusTrapEnabled&&a._focusTrap&&a._trapFocus()):a._restoreFocus()}),this._ngZone.runOutsideAngular(function(){Object(j.a)(a._elementRef.nativeElement,"keydown").pipe(Object(A.a)(function(t){return t.keyCode===Xt.e&&!a.disableClose}),Object(ee.a)(a._destroyed)).subscribe(function(t){return 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e._setContainerClass(t.opened)})},t.prototype._watchDrawerPosition=function(t){var e=this;t&&t.onPositionChanged.pipe(Object(ee.a)(this._drawers.changes)).subscribe(function(){e._ngZone.onMicrotaskEmpty.asObservable().pipe(Object(ne.a)(1)).subscribe(function(){e._validateDrawers()})})},t.prototype._watchDrawerMode=function(t){var e=this;t&&t._modeChanged.pipe(Object(ee.a)(Object(bt.a)(this._drawers.changes,this._destroyed))).subscribe(function(){e._updateContentMargins(),e._changeDetectorRef.markForCheck()})},t.prototype._setContainerClass=function(t){t?this._element.nativeElement.classList.add("mat-drawer-opened"):this._element.nativeElement.classList.remove("mat-drawer-opened")},t.prototype._validateDrawers=function(){var 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n=e.component;t(e,7,0,n.isTransitioning,r.Ab(e,8)._toolbarRows.length>0,0===r.Ab(e,8)._toolbarRows.length),t(e,12,0,r.Ab(e,13).showNotification),t(e,15,0,r.Ab(e,16).inline,"primary"!==r.Ab(e,16).color&&"accent"!==r.Ab(e,16).color&&"warn"!==r.Ab(e,16).color),t(e,25,0,n.isStarting,r.Ab(e,26).disabled||null,"NoopAnimations"===r.Ab(e,26)._animationMode),t(e,27,0,r.Ab(e,28).inline,"primary"!==r.Ab(e,28).color&&"accent"!==r.Ab(e,28).color&&"warn"!==r.Ab(e,28).color),t(e,41,0,r.Ab(e,42).inline,"primary"!==r.Ab(e,42).color&&"accent"!==r.Ab(e,42).color&&"warn"!==r.Ab(e,42).color),t(e,44,0,r.Ab(e,45).inline,"primary"!==r.Ab(e,45).color&&"accent"!==r.Ab(e,45).color&&"warn"!==r.Ab(e,45).color),t(e,48,0,n.isStarting,n.hasFloatingToc,r.Ab(e,49)._backdropOverride),t(e,52,0,null,"end"===r.Ab(e,56).position,"over"===r.Ab(e,56).mode,"push"===r.Ab(e,56).mode,"side"===r.Ab(e,56).mode,r.Ab(e,56).fixedInViewport,r.Ab(e,56).fixedInViewport?r.Ab(e,56).fixedTopGap:null,r.Ab(e,56).fixedInViewport?r.Ab(e,56).fixedBottomGap:null,r.Ab(e,56)._animationState),t(e,64,0,n.pageId),t(e,67,0,n.isStarting)})}function ln(t){return r.Ib(0,[(t()(),r.qb(0,0,null,null,1,"aio-shell",[],[[8,"className",0],[40,"@.disabled",0]],[["window","resize"],[null,"click"],["window","scroll"],["document","keyup"]],function(t,e,n){var i=!0;return"window:resize"===e&&(i=!1!==r.Ab(t,1).onResize(n.target.innerWidth)&&i),"click"===e&&(i=!1!==r.Ab(t,1).onClick(n.target,n.button,n.ctrlKey,n.metaKey,n.altKey)&&i),"window:scroll"===e&&(i=!1!==r.Ab(t,1).onScroll()&&i),"document:keyup"===e&&(i=!1!==r.Ab(t,1).onKeyUp(n.key,n.which)&&i),i},un,Ye)),r.pb(1,114688,null,0,T,[Ue,Ne.c,r.k,Qt.a,Qe,Ze.a,$e.a,Re.a],null,null)],function(t,e){t(e,1,0)},function(t,e){t(e,0,0,r.Ab(e,1).hostClasses,r.Ab(e,1).isStarting)})}var cn=r.mb("aio-shell",T,ln,{},{},[]),fn=n("NSYL"),hn=function(){return n.e(6).then(n.bind(null,"WoO9")).then(function(t){return t.AnnouncementBarModuleNgFactory})},pn=function(){return n.e(7).then(n.bind(null,"/CO3")).then(function(t){return t.ApiListModuleNgFactory})},dn=function(){return n.e(9).then(n.bind(null,"ll+R")).then(function(t){return t.ContributorListModuleNgFactory})},mn=function(){return n.e(12).then(n.bind(null,"8YE0")).then(function(t){return t.FileNotFoundSearchModuleNgFactory})},yn=function(){return n.e(11).then(n.bind(null,"uway")).then(function(t){return t.ResourceListModuleNgFactory})},vn=function(){return n.e(13).then(n.bind(null,"s8K4")).then(function(t){return t.TocModuleNgFactory})},gn=function(){return Promise.all([n.e(1),n.e(8)]).then(n.bind(null,"zZvA")).then(function(t){return t.CodeExampleModuleNgFactory})},bn=function(){return Promise.all([n.e(1),n.e(5)]).then(n.bind(null,"kF7p")).then(function(t){return t.CodeTabsModuleNgFactory})},_n=function(){return n.e(10).then(n.bind(null,"Rz96")).then(function(t){return t.LiveExampleModuleNgFactory})},wn=[{selector:"aio-announcement-bar",loadChildren:hn},{selector:"aio-api-list",loadChildren:pn},{selector:"aio-contributor-list",loadChildren:dn},{selector:"aio-file-not-found-search",loadChildren:mn},{selector:"aio-resource-list",loadChildren:yn},{selector:"aio-toc",loadChildren:vn},{selector:"code-example",loadChildren:gn},{selector:"code-tabs",loadChildren:bn},{selector:"live-example",loadChildren:_n}],En=new r.q("aio/elements-map"),Sn=new Map;wn.forEach(function(t){Sn.set(t.selector,t.loadChildren)});var Cn=n("t/Na"),On=n("G5J1");function xn(t){return new Ie.a(function(e){var n;try{n=t()}catch(r){return void e.error(r)}return(n?Object(gt.a)(n):Object(On.b)()).subscribe(e)})}var In=n("XlPw"),Tn=n("dEwP"),kn=n("+umK"),jn=new Ie.a(kn.a),An=n("xlPZ"),Nn=n("T1DM"),Pn=n("FFOo"),Dn=n("60iU"),Fn=function(){function t(t,e){this.delay=t,this.scheduler=e}return t.prototype.call=function(t,e){return e.subscribe(new Rn(t,this.delay,this.scheduler))},t}(),Rn=function(t){function e(e,n,r){var i=t.call(this,e)||this;return i.delay=n,i.scheduler=r,i.queue=[],i.active=!1,i.errored=!1,i}return o.c(e,t),e.dispatch=function(t){for(var e=t.source,n=e.queue,r=t.scheduler,i=t.destination;n.length>0&&n[0].time-r.now()<=0;)n.shift().notification.observe(i);if(n.length>0){var o=Math.max(0,n[0].time-r.now());this.schedule(t,o)}else this.unsubscribe(),e.active=!1},e.prototype._schedule=function(t){this.active=!0,this.destination.add(t.schedule(e.dispatch,this.delay,{source:this,destination:this.destination,scheduler:t}))},e.prototype.scheduleNotification=function(t){if(!0!==this.errored){var e=this.scheduler,n=new Mn(e.now()+this.delay,t);this.queue.push(n),!1===this.active&&this._schedule(e)}},e.prototype._next=function(t){this.scheduleNotification(Dn.a.createNext(t))},e.prototype._error=function(t){this.errored=!0,this.queue=[],this.destination.error(t),this.unsubscribe()},e.prototype._complete=function(){this.scheduleNotification(Dn.a.createComplete()),this.unsubscribe()},e}(Pn.a),Mn=function(){return function(t,e){this.time=t,this.notification=e}}(),Ln="Service workers are disabled or not supported by this browser",Vn=function(){function t(t){if(this.serviceWorker=t,t){var e=Object(j.a)(t,"controllerchange").pipe(Object(x.a)(function(){return t.controller})),n=xn(function(){return Object(s.a)(t.controller)}),r=Object(Tn.a)(n,e);this.worker=r.pipe(Object(A.a)(function(t){return!!t})),this.registration=this.worker.pipe(Object(ke.a)(function(){return t.getRegistration()}));var i=Object(j.a)(t,"message").pipe(Object(x.a)(function(t){return t.data})).pipe(Object(A.a)(function(t){return 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Error(t.error)})).toPromise()},Object.defineProperty(t.prototype,"isEnabled",{get:function(){return!!this.serviceWorker},enumerable:!0,configurable:!0}),t}(),Bn=function(){function t(t){if(this.sw=t,this.subscriptionChanges=new E.a,!t.isEnabled)return this.messages=jn,this.notificationClicks=jn,void(this.subscription=jn);this.messages=this.sw.eventsOfType("PUSH").pipe(Object(x.a)(function(t){return t.data})),this.notificationClicks=this.sw.eventsOfType("NOTIFICATION_CLICK").pipe(Object(x.a)(function(t){return t.data})),this.pushManager=this.sw.registration.pipe(Object(x.a)(function(t){return t.pushManager}));var e=this.pushManager.pipe(Object(ke.a)(function(t){return t.getSubscription()}));this.subscription=Object(bt.a)(e,this.subscriptionChanges)}return Object.defineProperty(t.prototype,"isEnabled",{get:function(){return this.sw.isEnabled},enumerable:!0,configurable:!0}),t.prototype.requestSubscription=function(t){var e=this;if(!this.sw.isEnabled)return Promise.reject(new Error(Ln));for(var n={userVisibleOnly:!0},r=this.decodeBase64(t.serverPublicKey.replace(/_/g,"/").replace(/-/g,"+")),i=new Uint8Array(new ArrayBuffer(r.length)),o=0;o<r.length;o++)i[o]=r.charCodeAt(o);return n.applicationServerKey=i,this.pushManager.pipe(Object(ke.a)(function(t){return t.subscribe(n)}),Object(ne.a)(1)).toPromise().then(function(t){return e.subscriptionChanges.next(t),t})},t.prototype.unsubscribe=function(){var t=this;return this.sw.isEnabled?this.subscription.pipe(Object(ne.a)(1),Object(ke.a)(function(e){if(null===e)throw new Error("Not subscribed to push notifications.");return e.unsubscribe().then(function(e){if(!e)throw new Error("Unsubscribe failed!");t.subscriptionChanges.next(null)})})).toPromise():Promise.reject(new Error(Ln))},t.prototype.decodeBase64=function(t){return atob(t)},t}(),Hn=function(){function t(t){if(this.sw=t,!t.isEnabled)return 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a;if(navigator.serviceWorker.addEventListener("controllerchange",function(){null!==navigator.serviceWorker.controller&&navigator.serviceWorker.controller.postMessage({action:"INITIALIZE"})}),"function"==typeof n.registrationStrategy)a=n.registrationStrategy();else{var u=Object(o.f)((n.registrationStrategy||"registerWhenStable").split(":")),l=u[0],c=u.slice(1);switch(l){case"registerImmediately":a=Object(s.a)(null);break;case"registerWithDelay":a=Object(s.a)(null).pipe(function(t,e){void 0===e&&(e=Nn.a);var n,r=(n=t)instanceof Date&&!isNaN(+n)?+t-e.now():Math.abs(t);return function(t){return t.lift(new Fn(r,e))}}(+c[0]||0));break;case"registerWhenStable":a=t.get(r.g).isStable.pipe(Object(A.a)(function(t){return t}));break;default:throw new Error("Unknown ServiceWorker registration strategy: "+n.registrationStrategy)}}a.pipe(Object(ne.a)(1)).subscribe(function(){return navigator.serviceWorker.register(e,{scope:n.scope})})}}}function Gn(t,e){return new 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update...")}),Object(ee.a)(this.onDestroy)).subscribe(function(){return r.swu.checkForUpdate()}),this.swu.available.pipe(Object(je.a)(function(t){return r.log("Update available: "+JSON.stringify(t))}),Object(ee.a)(this.onDestroy)).subscribe(function(){return r.swu.activateUpdate()}),this.updateActivated=this.swu.activated.pipe(Object(je.a)(function(t){return r.log("Update activated: "+JSON.stringify(t))}),Object(x.a)(function(t){return t.current.hash}),Object(ee.a)(this.onDestroy))}else this.updateActivated=jn.pipe(Object(ee.a)(this.onDestroy))}return t.prototype.ngOnDestroy=function(){this.onDestroy.next()},t.prototype.log=function(t){var e=(new Date).toISOString();this.logger.log("[SwUpdates - "+e+"]: "+t)},t}(),$n=function(){function t(t){this.window=t,this.ga("create",i.a.gaId,"auto")}return 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n;t+1>=e?n=this.spiedElements[0]:this.spiedElements.some(function(e){return e.top<=t&&(n=e,!0)}),this.activeScrollItem.next(n||null)},t}(),er=function(){function t(t,e){this.doc=t,this.scrollService=e,this.spiedElementGroups=[],this.onStopListening=new E.a,this.resizeEvents=Object(j.a)(window,"resize").pipe(Object(Jn.a)(300),Object(ee.a)(this.onStopListening)),this.scrollEvents=Object(j.a)(window,"scroll").pipe(Object(Jn.a)(10),Object(ee.a)(this.onStopListening))}return t.prototype.spyOn=function(t){var e=this;this.spiedElementGroups.length||(this.resizeEvents.subscribe(function(){return e.onResize()}),this.scrollEvents.subscribe(function(){return e.onScroll()}),this.onResize());var n=this.getScrollTop(),r=this.getTopOffset(),i=this.lastMaxScrollTop,o=new tr(t);return o.calibrate(n,r),o.onScroll(n,i),this.spiedElementGroups.push(o),{active:o.activeScrollItem.asObservable().pipe(Object(Gt.a)()),unspy:function(){return e.unspy(o)}}},t.prototype.getContentHeight=function(){return 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