fossasia/loklak_search

(window.webpackJsonp=window.webpackJsonp||[]).push([[1],{"01xD":function(t,e,n){"use strict";n.d(e,"a",function(){return i});var i=function(){}},"4c35":function(t,e,n){"use strict";n.d(e,"d",function(){return a}),n.d(e,"h",function(){return c}),n.d(e,"a",function(){return h}),n.d(e,"e",function(){return u}),n.d(e,"b",function(){return l}),n.d(e,"c",function(){return p}),n.d(e,"g",function(){return f}),n.d(e,"f",function(){return d});var i=n("mrSG"),o=n("CcnG");function r(){throw Error("Host already has a portal attached")}var s=function(){function t(){}return t.prototype.attach=function(t){return null==t&&function(){throw Error("Attempting to attach a portal to a null PortalOutlet")}(),t.hasAttached()&&r(),this._attachedHost=t,t.attach(this)},t.prototype.detach=function(){var t=this._attachedHost;null==t?function(){throw Error("Attempting to detach a portal that is not attached to a host")}():(this._attachedHost=null,t.detach())},Object.defineProperty(t.prototype,"isAttached",{get:function(){return null!=this._attachedHost},enumerable:!0,configurable:!0}),t.prototype.setAttachedHost=function(t){this._attachedHost=t},t}(),a=function(t){function e(e,n,i){var o=t.call(this)||this;return o.component=e,o.viewContainerRef=n,o.injector=i,o}return Object(i.__extends)(e,t),e}(s),c=function(t){function e(e,n,i){var o=t.call(this)||this;return o.templateRef=e,o.viewContainerRef=n,o.context=i,o}return Object(i.__extends)(e,t),Object.defineProperty(e.prototype,"origin",{get:function(){return this.templateRef.elementRef},enumerable:!0,configurable:!0}),e.prototype.attach=function(e,n){return void 0===n&&(n=this.context),this.context=n,t.prototype.attach.call(this,e)},e.prototype.detach=function(){return this.context=void 0,t.prototype.detach.call(this)},e}(s),h=function(){function t(){this._isDisposed=!1}return t.prototype.hasAttached=function(){return!!this._attachedPortal},t.prototype.attach=function(t){return t||function(){throw Error("Must provide a portal to attach")}(),this.hasAttached()&&r(),this._isDisposed&&function(){throw Error("This PortalOutlet has already been disposed")}(),t instanceof a?(this._attachedPortal=t,this.attachComponentPortal(t)):t instanceof c?(this._attachedPortal=t,this.attachTemplatePortal(t)):void function(){throw Error("Attempting to attach an unknown Portal type. 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e.destroy()})):(e=i.create(t.injector||this._defaultInjector),this._appRef.attachView(e.hostView),this.setDisposeFn(function(){n._appRef.detachView(e.hostView),e.destroy()})),this.outletElement.appendChild(this._getComponentRootNode(e)),e},e.prototype.attachTemplatePortal=function(t){var e=this,n=t.viewContainerRef,i=n.createEmbeddedView(t.templateRef,t.context);return i.detectChanges(),i.rootNodes.forEach(function(t){return e.outletElement.appendChild(t)}),this.setDisposeFn(function(){var t=n.indexOf(i);-1!==t&&n.remove(t)}),i},e.prototype.dispose=function(){t.prototype.dispose.call(this),null!=this.outletElement.parentNode&&this.outletElement.parentNode.removeChild(this.outletElement)},e.prototype._getComponentRootNode=function(t){return t.hostView.rootNodes[0]},e}(h),l=function(t){function e(e,n){return t.call(this,e,n)||this}return Object(i.__extends)(e,t),e}(c),p=function(t){function e(e,n){var i=t.call(this)||this;return i._componentFactoryResolver=e,i._viewContainerRef=n,i._isInitialized=!1,i.attached=new o.EventEmitter,i}return Object(i.__extends)(e,t),Object.defineProperty(e.prototype,"portal",{get:function(){return this._attachedPortal},set:function(e){(!this.hasAttached()||e||this._isInitialized)&&(this.hasAttached()&&t.prototype.detach.call(this),e&&t.prototype.attach.call(this,e),this._attachedPortal=e)},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"attachedRef",{get:function(){return this._attachedRef},enumerable:!0,configurable:!0}),e.prototype.ngOnInit=function(){this._isInitialized=!0},e.prototype.ngOnDestroy=function(){t.prototype.dispose.call(this),this._attachedPortal=null,this._attachedRef=null},e.prototype.attachComponentPortal=function(e){e.setAttachedHost(this);var n=null!=e.viewContainerRef?e.viewContainerRef:this._viewContainerRef,i=this._componentFactoryResolver.resolveComponentFactory(e.component),o=n.createComponent(i,n.length,e.injector||n.parentInjector);return t.prototype.setDisposeFn.call(this,function(){return o.destroy()}),this._attachedPortal=e,this._attachedRef=o,this.attached.emit(o),o},e.prototype.attachTemplatePortal=function(e){var n=this;e.setAttachedHost(this);var i=this._viewContainerRef.createEmbeddedView(e.templateRef,e.context);return t.prototype.setDisposeFn.call(this,function(){return n._viewContainerRef.clear()}),this._attachedPortal=e,this._attachedRef=i,this.attached.emit(i),i},e}(h),f=function(){},d=function(){function t(t,e){this._parentInjector=t,this._customTokens=e}return t.prototype.get=function(t,e){var n=this._customTokens.get(t);return void 0!==n?n:this._parentInjector.get(t,e)},t}()},Fzqc:function(t,e,n){"use strict";n.d(e,"b",function(){return s}),n.d(e,"a",function(){return a});var i=n("Ip0R"),o=n("CcnG"),r=new o.InjectionToken("cdk-dir-doc",{providedIn:"root",factory:function(){return Object(o.inject)(i.d)}}),s=function(){function t(t){this.value="ltr",this.change=new o.EventEmitter,t&&(this.value=(t.body?t.body.dir:null)||(t.documentElement?t.documentElement.dir:null)||"ltr")}return t.prototype.ngOnDestroy=function(){this.change.complete()},t.ngInjectableDef=Object(o.defineInjectable)({factory:function(){return new t(Object(o.inject)(r,8))},token:t,providedIn:"root"}),t}(),a=function(){}},"Mr+X":function(t,e,n){"use strict";n.d(e,"a",function(){return o}),n.d(e,"b",function(){return r});var i=n("CcnG"),o=(n("SMsm"),n("Fzqc"),n("Wf4p"),i["\u0275crt"]({encapsulation:2,styles:[".mat-icon{background-repeat:no-repeat;display:inline-block;fill:currentColor;height:24px;width:24px}.mat-icon.mat-icon-inline{font-size:inherit;height:inherit;line-height:inherit;width:inherit}[dir=rtl] .mat-icon-rtl-mirror{transform:scale(-1,1)}.mat-form-field:not(.mat-form-field-appearance-legacy) .mat-form-field-prefix .mat-icon,.mat-form-field:not(.mat-form-field-appearance-legacy) .mat-form-field-suffix .mat-icon{display:block}.mat-form-field:not(.mat-form-field-appearance-legacy) .mat-form-field-prefix .mat-icon-button .mat-icon,.mat-form-field:not(.mat-form-field-appearance-legacy) .mat-form-field-suffix .mat-icon-button .mat-icon{margin:auto}"],data:{}}));function r(t){return i["\u0275vid"](2,[i["\u0275ncd"](null,0)],null,null)}},SMsm:function(t,e,n){"use strict";var i=n("Ip0R"),o=n("t/Na"),r=n("CcnG"),s=n("ZYjt"),a=n("F/XL"),c=n("VNr4"),h=n("XlPw"),u=n("xMyE"),l=n("67Y/"),p=n("mrSG"),f=n("FFOo"),d=n("pugT"),_=function(){function t(t){this.callback=t}return t.prototype.call=function(t,e){return e.subscribe(new g(t,this.callback))},t}(),g=function(t){function e(e,n){var i=t.call(this,e)||this;return i.add(new d.a(n)),i}return p.__extends(e,t),e}(f.a),m=n("S1nX"),y=n("9Z1F"),v=n("t9fZ"),b=n("Wf4p"),w=n("n6gG");function O(t){return Error('Unable to find icon with the name "'+t+'"')}function I(t){return Error("The URL provided to MatIconRegistry was not trusted as a resource URL via Angular's DomSanitizer. Attempted URL was \""+t+'".')}function E(t){return Error("The literal provided to MatIconRegistry was not trusted as safe HTML by Angular's DomSanitizer. Attempted literal was \""+t+'".')}n.d(e,"b",function(){return x}),n.d(e,"a",function(){return k}),n.d(e,"c",function(){return S});var C=function(t){t.nodeName?this.svgElement=t:this.url=t},S=function(){function t(t,e,n){this._httpClient=t,this._sanitizer=e,this._svgIconConfigs=new Map,this._iconSetConfigs=new Map,this._cachedIconsByUrl=new Map,this._inProgressUrlFetches=new Map,this._fontCssClassesByAlias=new Map,this._defaultFontSetClass="material-icons",this._document=n}return t.prototype.addSvgIcon=function(t,e){return this.addSvgIconInNamespace("",t,e)},t.prototype.addSvgIconLiteral=function(t,e){return this.addSvgIconLiteralInNamespace("",t,e)},t.prototype.addSvgIconInNamespace=function(t,e,n){return this._addSvgIconConfig(t,e,new C(n))},t.prototype.addSvgIconLiteralInNamespace=function(t,e,n){var i=this._sanitizer.sanitize(r.SecurityContext.HTML,n);if(!i)throw E(n);var o=this._createSvgElementForSingleIcon(i);return this._addSvgIconConfig(t,e,new C(o))},t.prototype.addSvgIconSet=function(t){return this.addSvgIconSetInNamespace("",t)},t.prototype.addSvgIconSetLiteral=function(t){return this.addSvgIconSetLiteralInNamespace("",t)},t.prototype.addSvgIconSetInNamespace=function(t,e){return this._addSvgIconSetConfig(t,new C(e))},t.prototype.addSvgIconSetLiteralInNamespace=function(t,e){var n=this._sanitizer.sanitize(r.SecurityContext.HTML,e);if(!n)throw E(e);var i=this._svgElementFromString(n);return this._addSvgIconSetConfig(t,new C(i))},t.prototype.registerFontClassAlias=function(t,e){return void 0===e&&(e=t),this._fontCssClassesByAlias.set(t,e),this},t.prototype.classNameForFontAlias=function(t){return this._fontCssClassesByAlias.get(t)||t},t.prototype.setDefaultFontSetClass=function(t){return this._defaultFontSetClass=t,this},t.prototype.getDefaultFontSetClass=function(){return this._defaultFontSetClass},t.prototype.getSvgIconFromUrl=function(t){var e=this,n=this._sanitizer.sanitize(r.SecurityContext.RESOURCE_URL,t);if(!n)throw I(t);var i=this._cachedIconsByUrl.get(n);return i?Object(a.a)(j(i)):this._loadSvgIconFromConfig(new C(t)).pipe(Object(u.a)(function(t){return e._cachedIconsByUrl.set(n,t)}),Object(l.a)(function(t){return j(t)}))},t.prototype.getNamedSvgIcon=function(t,e){void 0===e&&(e="");var n=R(e,t),i=this._svgIconConfigs.get(n);if(i)return this._getSvgFromConfig(i);var o=this._iconSetConfigs.get(e);return o?this._getSvgFromIconSetConfigs(t,o):Object(h.a)(O(n))},t.prototype._getSvgFromConfig=function(t){return t.svgElement?Object(a.a)(j(t.svgElement)):this._loadSvgIconFromConfig(t).pipe(Object(u.a)(function(e){return t.svgElement=e}),Object(l.a)(function(t){return j(t)}))},t.prototype._getSvgFromIconSetConfigs=function(t,e){var n=this,i=this._extractIconWithNameFromAnySet(t,e);if(i)return Object(a.a)(i);var o=e.filter(function(t){return!t.svgElement}).map(function(t){return n._loadSvgIconSetFromConfig(t).pipe(Object(y.a)(function(e){var i=n._sanitizer.sanitize(r.SecurityContext.RESOURCE_URL,t.url);return console.error("Loading icon set URL: "+i+" failed: "+e.message),Object(a.a)(null)}))});return Object(c.a)(o).pipe(Object(l.a)(function(){var i=n._extractIconWithNameFromAnySet(t,e);if(!i)throw O(t);return i}))},t.prototype._extractIconWithNameFromAnySet=function(t,e){for(var n=e.length-1;n>=0;n--){var i=e[n];if(i.svgElement){var o=this._extractSvgIconFromSet(i.svgElement,t);if(o)return o}}return null},t.prototype._loadSvgIconFromConfig=function(t){var e=this;return this._fetchUrl(t.url).pipe(Object(l.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(l.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 i=n.cloneNode(!0);if(i.removeAttribute("id"),"svg"===i.nodeName.toLowerCase())return this._setSvgAttributes(i);if("symbol"===i.nodeName.toLowerCase())return this._setSvgAttributes(this._toSvgElement(i));var o=this._svgElementFromString("<svg></svg>");return o.appendChild(i),this._setSvgAttributes(o)},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. 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n=this._splitIconName(this.svgIcon);this._iconRegistry.getNamedSvgIcon(n[1],n[0]).pipe(Object(v.a)(1)).subscribe(function(t){return e._setSvgElement(t)},function(t){return console.log("Error retrieving icon: "+t.message)})}else this._clearSvgElement();this._usingFontIcon()&&this._updateFontIconClasses()},e.prototype.ngOnInit=function(){this._usingFontIcon()&&this._updateFontIconClasses()},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+=" ";this._elementRef.nativeElement.appendChild(t)},e.prototype._clearSvgElement=function(){for(var t=this._elementRef.nativeElement,e=t.childNodes.length,n=0;n<e;n++){var i=t.childNodes[n];1===i.nodeType&&"svg"!==i.nodeName.toLowerCase()||t.removeChild(i)}},e.prototype._updateFontIconClasses=function(){if(this._usingFontIcon()){var 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t(t){this._sanityChecksEnabled=t,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(i.isDevMode)()&&!this._isTestEnv()},t.prototype._isTestEnv=function(){return this._window&&(this._window.__karma__||this._window.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&&"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&&console.warn("Could not find HammerJS. Certain Angular Material components may not work correctly."),this._hasCheckedHammer=!0)},t}();function p(t){return function(t){function e(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];var i=t.apply(this,e)||this;return i._disabled=!1,i}return Object(o.__extends)(e,t),Object.defineProperty(e.prototype,"disabled",{get:function(){return this._disabled},set:function(t){this._disabled=Object(r.b)(t)},enumerable:!0,configurable:!0}),e}(t)}function f(t,e){return function(t){function n(){for(var n=[],i=0;i<arguments.length;i++)n[i]=arguments[i];var o=t.apply(this,n)||this;return o.color=e,o}return Object(o.__extends)(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 d(t){return function(t){function 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t=this.hasAttached();this._config.positionStrategy&&this._config.positionStrategy.dispose(),this._config.scrollStrategy&&this._config.scrollStrategy.disable(),this.detachBackdrop(),this._keyboardDispatcher.remove(this),this._portalOutlet.dispose(),this._attachments.complete(),this._backdropClick.complete(),this._keydownEvents.complete(),this._host&&this._host.parentNode&&(this._host.parentNode.removeChild(this._host),this._host=null),this._pane=null,t&&this._detachments.next(),this._detachments.complete()},t.prototype.hasAttached=function(){return this._portalOutlet.hasAttached()},t.prototype.backdropClick=function(){return this._backdropClick.asObservable()},t.prototype.attachments=function(){return this._attachments.asObservable()},t.prototype.detachments=function(){return this._detachments.asObservable()},t.prototype.keydownEvents=function(){return this._keydownEventsObservable},t.prototype.getConfig=function(){return this._config},t.prototype.updatePosition=function(){this._config.positionStrategy&&this._config.positionStrategy.apply()},t.prototype.updateSize=function(t){this._config=Object(a.__assign)({},this._config,t),this._updateElementSize()},t.prototype.setDirection=function(t){this._config=Object(a.__assign)({},this._config,{direction:t}),this._updateElementDirection()},t.prototype.getDirection=function(){var t=this._config.direction;return t?"string"==typeof t?t:t.value:"ltr"},t.prototype._updateElementDirection=function(){this._host.setAttribute("dir",this.getDirection())},t.prototype._updateElementSize=function(){var t=this._pane.style;t.width=Object(o.c)(this._config.width),t.height=Object(o.c)(this._config.height),t.minWidth=Object(o.c)(this._config.minWidth),t.minHeight=Object(o.c)(this._config.minHeight),t.maxWidth=Object(o.c)(this._config.maxWidth),t.maxHeight=Object(o.c)(this._config.maxHeight)},t.prototype._togglePointerEvents=function(t){this._pane.style.pointerEvents=t?"auto":"none"},t.prototype._attachBackdrop=function(){var t=this;this._backdropElement=this._document.createElement("div"),this._backdropElement.classList.add("cdk-overlay-backdrop"),this._config.backdropClass&&this._toggleClasses(this._backdropElement,this._config.backdropClass,!0),this._host.parentElement.insertBefore(this._backdropElement,this._host),this._backdropElement.addEventListener("click",function(e){return t._backdropClick.next(e)}),"undefined"!=typeof requestAnimationFrame?this._ngZone.runOutsideAngular(function(){requestAnimationFrame(function(){t._backdropElement&&t._backdropElement.classList.add("cdk-overlay-backdrop-showing")})}):this._backdropElement.classList.add("cdk-overlay-backdrop-showing")},t.prototype._updateStackingOrder=function(){this._host.nextSibling&&this._host.parentNode.appendChild(this._host)},t.prototype.detachBackdrop=function(){var t=this,e=this._backdropElement;if(e){var n,i=function(){e&&e.parentNode&&e.parentNode.removeChild(e),t._backdropElement==e&&(t._backdropElement=null),clearTimeout(n)};e.classList.remove("cdk-overlay-backdrop-showing"),this._config.backdropClass&&this._toggleClasses(e,this._config.backdropClass,!1),this._ngZone.runOutsideAngular(function(){e.addEventListener("transitionend",i)}),e.style.pointerEvents="none",n=this._ngZone.runOutsideAngular(function(){return setTimeout(i,500)})}},t.prototype._toggleClasses=function(t,e,n){var i=t.classList;Object(o.a)(e).forEach(function(t){n?i.add(t):i.remove(t)})},t}(),k=function(){function t(t,e,n,i){var o=this;this._viewportRuler=e,this._document=n,this._platform=i,this._isInitialRender=!0,this._lastBoundingBoxSize={width:0,height:0},this._isPushed=!1,this._canPush=!0,this._growAfterOpen=!1,this._hasFlexibleDimensions=!0,this._positionLocked=!1,this._viewportMargin=0,this.scrollables=[],this._preferredPositions=[],this._positionChanges=new c.a,this._resizeSubscription=u.a.EMPTY,this._offsetX=0,this._offsetY=0,this._positionChangeSubscriptions=0,this.positionChanges=h.a.create(function(t){var e=o._positionChanges.subscribe(t);return o._positionChangeSubscriptions++,function(){e.unsubscribe(),o._positionChangeSubscriptions--}}),this.setOrigin(t)}return Object.defineProperty(t.prototype,"positions",{get:function(){return this._preferredPositions},enumerable:!0,configurable:!0}),t.prototype.attach=function(t){var e=this;if(this._overlayRef&&t!==this._overlayRef)throw Error("This position strategy is already attached to an overlay");this._validatePositions(),t.hostElement.classList.add("cdk-overlay-connected-position-bounding-box"),this._overlayRef=t,this._boundingBox=t.hostElement,this._pane=t.overlayElement,this._resizeSubscription.unsubscribe(),this._resizeSubscription=this._viewportRuler.change().subscribe(function(){return e.apply()})},t.prototype.apply=function(){if(!(this._isDisposed||this._platform&&!this._platform.isBrowser))if(!this._isInitialRender&&this._positionLocked&&this._lastPosition)this.reapplyLastPosition();else{this._resetOverlayElementStyles(),this._resetBoundingBoxStyles(),this._viewportRect=this._getNarrowedViewportRect(),this._originRect=this._origin.getBoundingClientRect(),this._overlayRect=this._pane.getBoundingClientRect();for(var t,e=this._originRect,n=this._overlayRect,i=this._viewportRect,o=[],r=0,s=this._preferredPositions;r<s.length;r++){var a=s[r],c=this._getOriginPoint(e,a),h=this._getOverlayPoint(c,n,a),u=this._getOverlayFit(h,n,i,a);if(u.isCompletelyWithinViewport)return this._isPushed=!1,void this._applyPosition(a,c);this._canFitWithFlexibleDimensions(u,h,i)?o.push({position:a,origin:c,overlayRect:n,boundingBoxRect:this._calculateBoundingBoxRect(c,a)}):(!t||t.overlayFit.visibleArea<u.visibleArea)&&(t={overlayFit:u,overlayPoint:h,originPoint:c,position:a,overlayRect:n})}if(o.length){for(var l=null,p=-1,f=0,d=o;f<d.length;f++){var _=d[f],g=_.boundingBoxRect.width*_.boundingBoxRect.height*(_.position.weight||1);g>p&&(p=g,l=_)}return this._isPushed=!1,void this._applyPosition(l.position,l.origin)}if(this._canPush)return this._isPushed=!0,void this._applyPosition(t.position,t.originPoint);this._applyPosition(t.position,t.originPoint)}},t.prototype.detach=function(){this._resizeSubscription.unsubscribe()},t.prototype.dispose=function(){this._isDisposed||(this.detach(),this._boundingBox=null,this._positionChanges.complete(),this._isDisposed=!0)},t.prototype.reapplyLastPosition=function(){if(!this._isDisposed&&(!this._platform||this._platform.isBrowser)){this._originRect=this._origin.getBoundingClientRect(),this._overlayRect=this._pane.getBoundingClientRect(),this._viewportRect=this._getNarrowedViewportRect();var t=this._lastPosition||this._preferredPositions[0],e=this._getOriginPoint(this._originRect,t);this._applyPosition(t,e)}},t.prototype.withScrollableContainers=function(t){this.scrollables=t},t.prototype.withPositions=function(t){return this._preferredPositions=t,-1===t.indexOf(this._lastPosition)&&(this._lastPosition=null),this._validatePositions(),this},t.prototype.withViewportMargin=function(t){return this._viewportMargin=t,this},t.prototype.withFlexibleDimensions=function(t){return void 0===t&&(t=!0),this._hasFlexibleDimensions=t,this},t.prototype.withGrowAfterOpen=function(t){return void 0===t&&(t=!0),this._growAfterOpen=t,this},t.prototype.withPush=function(t){return void 0===t&&(t=!0),this._canPush=t,this},t.prototype.withLockedPosition=function(t){return void 0===t&&(t=!0),this._positionLocked=t,this},t.prototype.setOrigin=function(t){return this._origin=t instanceof i.ElementRef?t.nativeElement:t,this},t.prototype.withDefaultOffsetX=function(t){return this._offsetX=t,this},t.prototype.withDefaultOffsetY=function(t){return this._offsetY=t,this},t.prototype.withTransformOriginOn=function(t){return this._transformOriginSelector=t,this},t.prototype._getOriginPoint=function(t,e){var n;if("center"==e.originX)n=t.left+t.width/2;else{var i=this._isRtl()?t.right:t.left,o=this._isRtl()?t.left:t.right;n="start"==e.originX?i:o}return{x:n,y:"center"==e.originY?t.top+t.height/2:"top"==e.originY?t.top:t.bottom}},t.prototype._getOverlayPoint=function(t,e,n){var i;return i="center"==n.overlayX?-e.width/2:"start"===n.overlayX?this._isRtl()?-e.width:0:this._isRtl()?0:-e.width,{x:t.x+i,y:t.y+("center"==n.overlayY?-e.height/2:"top"==n.overlayY?0:-e.height)}},t.prototype._getOverlayFit=function(t,e,n,i){var o=t.x,r=t.y,s=this._getOffset(i,"x"),a=this._getOffset(i,"y");s&&(o+=s),a&&(r+=a);var c=0-r,h=r+e.height-n.height,u=this._subtractOverflows(e.width,0-o,o+e.width-n.width),l=this._subtractOverflows(e.height,c,h),p=u*l;return{visibleArea:p,isCompletelyWithinViewport:e.width*e.height===p,fitsInViewportVertically:l===e.height,fitsInViewportHorizontally:u==e.width}},t.prototype._canFitWithFlexibleDimensions=function(t,e,n){if(this._hasFlexibleDimensions){var i=n.bottom-e.y,o=n.right-e.x,r=this._overlayRef.getConfig().minHeight,s=this._overlayRef.getConfig().minWidth;return(t.fitsInViewportVertically||null!=r&&r<=i)&&(t.fitsInViewportHorizontally||null!=s&&s<=o)}},t.prototype._pushOverlayOnScreen=function(t,e){var n=this._viewportRect,i=Math.max(t.x+e.width-n.right,0),o=Math.max(t.y+e.height-n.bottom,0),r=Math.max(n.top-t.y,0),s=Math.max(n.left-t.x,0);return{x:t.x+(e.width<=n.width?s||-i:n.left-t.x),y:t.y+(e.height<=n.height?r||-o:n.top-t.y)}},t.prototype._applyPosition=function(t,e){if(this._setTransformOrigin(t),this._setOverlayElementStyles(e,t),this._setBoundingBoxStyles(e,t),this._lastPosition=t,this._positionChangeSubscriptions>0){var n=new function(t,e){this.connectionPair=t,this.scrollableViewProperties=e}(t,this._getScrollVisibility());this._positionChanges.next(n)}this._isInitialRender=!1},t.prototype._setTransformOrigin=function(t){if(this._transformOriginSelector){var e,n=this._boundingBox.querySelectorAll(this._transformOriginSelector),i=t.overlayY;e="center"===t.overlayX?"center":this._isRtl()?"start"===t.overlayX?"right":"left":"start"===t.overlayX?"left":"right";for(var o=0;o<n.length;o++)n[o].style.transformOrigin=e+" "+i}},t.prototype._calculateBoundingBoxRect=function(t,e){var n,i,o,r,s,a,c=this._viewportRect,h=this._isRtl();if("top"===e.overlayY)i=t.y,n=c.bottom-t.y;else if("bottom"===e.overlayY)n=c.height-(o=c.height-t.y+2*this._viewportMargin)+this._viewportMargin;else{var u=Math.min(c.bottom-t.y,t.y-c.left),l=this._lastBoundingBoxSize.height;i=t.y-u,(n=2*u)>l&&!this._isInitialRender&&!this._growAfterOpen&&(i=t.y-l/2)}if("end"===e.overlayX&&!h||"start"===e.overlayX&&h)a=c.right-t.x+this._viewportMargin,r=t.x-c.left;else if("start"===e.overlayX&&!h||"end"===e.overlayX&&h)s=t.x,r=c.right-t.x;else{u=Math.min(c.right-t.x,t.x-c.top);var p=this._lastBoundingBoxSize.width;s=t.x-u,(r=2*u)>p&&!this._isInitialRender&&!this._growAfterOpen&&(s=t.x-p/2)}return{top:i,left:s,bottom:o,right:a,width:r,height:n}},t.prototype._setBoundingBoxStyles=function(t,e){var n=this._calculateBoundingBoxRect(t,e);this._isInitialRender||this._growAfterOpen||(n.height=Math.min(n.height,this._lastBoundingBoxSize.height),n.width=Math.min(n.width,this._lastBoundingBoxSize.width));var i={};if(this._hasExactPosition())i.top=i.left="0",i.bottom=i.right="",i.width=i.height="100%";else{var r=this._overlayRef.getConfig().maxHeight,s=this._overlayRef.getConfig().maxWidth;i.height=Object(o.c)(n.height),i.top=Object(o.c)(n.top),i.bottom=Object(o.c)(n.bottom),i.width=Object(o.c)(n.width),i.left=Object(o.c)(n.left),i.right=Object(o.c)(n.right),i.alignItems="center"===e.overlayX?"center":"end"===e.overlayX?"flex-end":"flex-start",i.justifyContent="center"===e.overlayY?"center":"bottom"===e.overlayY?"flex-end":"flex-start",r&&(i.maxHeight=Object(o.c)(r)),s&&(i.maxWidth=Object(o.c)(s))}this._lastBoundingBoxSize=n,x(this._boundingBox.style,i)},t.prototype._resetBoundingBoxStyles=function(){x(this._boundingBox.style,{top:"0",left:"0",right:"0",bottom:"0",height:"",width:"",alignItems:"",justifyContent:""})},t.prototype._resetOverlayElementStyles=function(){x(this._pane.style,{top:"",left:"",bottom:"",right:"",position:""})},t.prototype._setOverlayElementStyles=function(t,e){var n={};this._hasExactPosition()?(x(n,this._getExactOverlayY(e,t)),x(n,this._getExactOverlayX(e,t))):n.position="static";var i="",o=this._getOffset(e,"x"),r=this._getOffset(e,"y");o&&(i+="translateX("+o+"px) "),r&&(i+="translateY("+r+"px)"),n.transform=i.trim(),this._hasFlexibleDimensions&&this._overlayRef.getConfig().maxHeight&&(n.maxHeight=""),this._hasFlexibleDimensions&&this._overlayRef.getConfig().maxWidth&&(n.maxWidth=""),x(this._pane.style,n)},t.prototype._getExactOverlayY=function(t,e){var n={top:null,bottom:null},i=this._getOverlayPoint(e,this._overlayRect,t);return this._isPushed&&(i=this._pushOverlayOnScreen(i,this._overlayRect)),"bottom"===t.overlayY?n.bottom=this._document.documentElement.clientHeight-(i.y+this._overlayRect.height)+"px":n.top=Object(o.c)(i.y),n},t.prototype._getExactOverlayX=function(t,e){var n={left:null,right:null},i=this._getOverlayPoint(e,this._overlayRect,t);return this._isPushed&&(i=this._pushOverlayOnScreen(i,this._overlayRect)),"right"==(this._isRtl()?"end"===t.overlayX?"left":"right":"end"===t.overlayX?"right":"left")?n.right=this._document.documentElement.clientWidth-(i.x+this._overlayRect.width)+"px":n.left=Object(o.c)(i.x),n},t.prototype._getScrollVisibility=function(){var t=this._origin.getBoundingClientRect(),e=this._pane.getBoundingClientRect(),n=this.scrollables.map(function(t){return t.getElementRef().nativeElement.getBoundingClientRect()});return{isOriginClipped:I(t,n),isOriginOutsideView:O(t,n),isOverlayClipped:I(e,n),isOverlayOutsideView:O(e,n)}},t.prototype._subtractOverflows=function(t){for(var e=[],n=1;n<arguments.length;n++)e[n-1]=arguments[n];return e.reduce(function(t,e){return t-Math.max(e,0)},t)},t.prototype._getNarrowedViewportRect=function(){var t=this._document.documentElement.clientWidth,e=this._document.documentElement.clientHeight,n=this._viewportRuler.getViewportScrollPosition();return{top:n.top+this._viewportMargin,left:n.left+this._viewportMargin,right:n.left+t-this._viewportMargin,bottom:n.top+e-this._viewportMargin,width:t-2*this._viewportMargin,height:e-2*this._viewportMargin}},t.prototype._isRtl=function(){return"rtl"===this._overlayRef.getDirection()},t.prototype._hasExactPosition=function(){return!this._hasFlexibleDimensions||this._isPushed},t.prototype._getOffset=function(t,e){return"x"===e?null==t.offsetX?this._offsetX:t.offsetX:null==t.offsetY?this._offsetY:t.offsetY},t.prototype._validatePositions=function(){if(!this._preferredPositions.length)throw Error("FlexibleConnectedPositionStrategy: At least one position is required.");this._preferredPositions.forEach(function(t){y("originX",t.originX),m("originY",t.originY),y("overlayX",t.overlayX),m("overlayY",t.overlayY)})},t}();function x(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n]);return t}var D=function(){function t(t,e,n,i,o,r){this._preferredPositions=[],this._positionStrategy=new k(n,i,o,r).withFlexibleDimensions(!1).withPush(!1).withViewportMargin(0),this.withFallbackPosition(t,e)}return Object.defineProperty(t.prototype,"_isRtl",{get:function(){return"rtl"===this._overlayRef.getDirection()},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"onPositionChange",{get:function(){return this._positionStrategy.positionChanges},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"positions",{get:function(){return this._preferredPositions},enumerable:!0,configurable:!0}),t.prototype.attach=function(t){this._overlayRef=t,this._positionStrategy.attach(t),this._direction&&(t.setDirection(this._direction),this._direction=null)},t.prototype.dispose=function(){this._positionStrategy.dispose()},t.prototype.detach=function(){this._positionStrategy.detach()},t.prototype.apply=function(){this._positionStrategy.apply()},t.prototype.recalculateLastPosition=function(){this._positionStrategy.reapplyLastPosition()},t.prototype.withScrollableContainers=function(t){this._positionStrategy.withScrollableContainers(t)},t.prototype.withFallbackPosition=function(t,e,n,i){var o=new function(t,e,n,i){this.offsetX=n,this.offsetY=i,this.originX=t.originX,this.originY=t.originY,this.overlayX=e.overlayX,this.overlayY=e.overlayY}(t,e,n,i);return this._preferredPositions.push(o),this._positionStrategy.withPositions(this._preferredPositions),this},t.prototype.withDirection=function(t){return this._overlayRef?this._overlayRef.setDirection(t):this._direction=t,this},t.prototype.withOffsetX=function(t){return this._positionStrategy.withDefaultOffsetX(t),this},t.prototype.withOffsetY=function(t){return this._positionStrategy.withDefaultOffsetY(t),this},t.prototype.withLockedPosition=function(t){return this._positionStrategy.withLockedPosition(t),this},t.prototype.withPositions=function(t){return this._preferredPositions=t.slice(),this._positionStrategy.withPositions(this._preferredPositions),this},t.prototype.setOrigin=function(t){return this._positionStrategy.setOrigin(t),this},t}(),A=function(){function t(){this._cssPosition="static",this._topOffset="",this._bottomOffset="",this._leftOffset="",this._rightOffset="",this._alignItems="",this._justifyContent="",this._width="",this._height=""}return t.prototype.attach=function(t){var e=t.getConfig();this._overlayRef=t,this._width&&!e.width&&t.updateSize({width:this._width}),this._height&&!e.height&&t.updateSize({height:this._height}),t.hostElement.classList.add("cdk-global-overlay-wrapper")},t.prototype.top=function(t){return void 0===t&&(t=""),this._bottomOffset="",this._topOffset=t,this._alignItems="flex-start",this},t.prototype.left=function(t){return void 0===t&&(t=""),this._rightOffset="",this._leftOffset=t,this._justifyContent="flex-start",this},t.prototype.bottom=function(t){return void 0===t&&(t=""),this._topOffset="",this._bottomOffset=t,this._alignItems="flex-end",this},t.prototype.right=function(t){return void 0===t&&(t=""),this._leftOffset="",this._rightOffset=t,this._justifyContent="flex-end",this},t.prototype.width=function(t){return void 0===t&&(t=""),this._overlayRef?this._overlayRef.updateSize({width:t}):this._width=t,this},t.prototype.height=function(t){return void 0===t&&(t=""),this._overlayRef?this._overlayRef.updateSize({height:t}):this._height=t,this},t.prototype.centerHorizontally=function(t){return void 0===t&&(t=""),this.left(t),this._justifyContent="center",this},t.prototype.centerVertically=function(t){return void 0===t&&(t=""),this.top(t),this._alignItems="center",this},t.prototype.apply=function(){if(this._overlayRef.hasAttached()){var t=this._overlayRef.overlayElement.style,e=this._overlayRef.hostElement.style,n=this._overlayRef.getConfig();t.position=this._cssPosition,t.marginLeft="100%"===n.width?"0":this._leftOffset,t.marginTop="100%"===n.height?"0":this._topOffset,t.marginBottom=this._bottomOffset,t.marginRight=this._rightOffset,"100%"===n.width?e.justifyContent="flex-start":"center"===this._justifyContent?e.justifyContent="center":"rtl"===this._overlayRef.getConfig().direction?"flex-start"===this._justifyContent?e.justifyContent="flex-end":"flex-end"===this._justifyContent&&(e.justifyContent="flex-start"):e.justifyContent=this._justifyContent,e.alignItems="100%"===n.height?"flex-start":this._alignItems}},t.prototype.dispose=function(){},t}(),P=function(){function t(t,e,n){this._viewportRuler=t,this._document=e,this._platform=n}return t.prototype.global=function(){return new A},t.prototype.connectedTo=function(t,e,n){return new D(e,n,t,this._viewportRuler,this._document)},t.prototype.flexibleConnectedTo=function(t){return new k(t,this._viewportRuler,this._document,this._platform)},t.ngInjectableDef=Object(i.defineInjectable)({factory:function(){return new t(Object(i.inject)(r.d),Object(i.inject)(s.d),Object(i.inject)(p.a,8))},token:t,providedIn:"root"}),t}(),F=0,T=function(){function t(t,e,n,i,o,r,s,a,c){this.scrollStrategies=t,this._overlayContainer=e,this._componentFactoryResolver=n,this._positionBuilder=i,this._keyboardDispatcher=o,this._injector=r,this._ngZone=s,this._document=a,this._directionality=c}return t.prototype.create=function(t){var e=this._createHostElement(),n=this._createPaneElement(e),i=this._createPortalOutlet(n),o=new g(t);return o.direction=o.direction||this._directionality.value,new R(i,e,n,o,this._ngZone,this._keyboardDispatcher,this._document)},t.prototype.position=function(){return this._positionBuilder},t.prototype._createPaneElement=function(t){var e=this._document.createElement("div");return e.id="cdk-overlay-"+F++,e.classList.add("cdk-overlay-pane"),t.appendChild(e),e},t.prototype._createHostElement=function(){var t=this._document.createElement("div");return this._overlayContainer.getContainerElement().appendChild(t),t},t.prototype._createPortalOutlet=function(t){return this._appRef||(this._appRef=this._injector.get(i.ApplicationRef)),new f.e(t,this._componentFactoryResolver,this._appRef,this._injector)},t}(),L=[{originX:"start",originY:"bottom",overlayX:"start",overlayY:"top"},{originX:"start",originY:"top",overlayX:"start",overlayY:"bottom"},{originX:"end",originY:"top",overlayX:"end",overlayY:"bottom"},{originX:"end",originY:"bottom",overlayX:"end",overlayY:"top"}],M=new i.InjectionToken("cdk-connected-overlay-scroll-strategy"),B=function(t){this.elementRef=t},N=function(){function t(t,e,n,o,r){this._overlay=t,this._scrollStrategy=o,this._dir=r,this._hasBackdrop=!1,this._lockPosition=!1,this._growAfterOpen=!1,this._flexibleDimensions=!1,this._push=!1,this._backdropSubscription=u.a.EMPTY,this.viewportMargin=0,this.scrollStrategy=this._scrollStrategy(),this.open=!1,this.backdropClick=new i.EventEmitter,this.positionChange=new i.EventEmitter,this.attach=new i.EventEmitter,this.detach=new i.EventEmitter,this._templatePortal=new f.h(e,n)}return Object.defineProperty(t.prototype,"offsetX",{get:function(){return this._offsetX},set:function(t){this._offsetX=t,this._position&&this._setPositions(this._position)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"offsetY",{get:function(){return this._offsetY},set:function(t){this._offsetY=t,this._position&&this._setPositions(this._position)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"hasBackdrop",{get:function(){return this._hasBackdrop},set:function(t){this._hasBackdrop=Object(o.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"lockPosition",{get:function(){return this._lockPosition},set:function(t){this._lockPosition=Object(o.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"flexibleDiemsions",{get:function(){return this._flexibleDimensions},set:function(t){this._flexibleDimensions=Object(o.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"growAfterOpen",{get:function(){return this._growAfterOpen},set:function(t){this._growAfterOpen=Object(o.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"push",{get:function(){return this._push},set:function(t){this._push=Object(o.b)(t)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"overlayRef",{get:function(){return this._overlayRef},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"dir",{get:function(){return this._dir?this._dir.value:"ltr"},enumerable:!0,configurable:!0}),t.prototype.ngOnDestroy=function(){this._destroyOverlay()},t.prototype.ngOnChanges=function(t){this._position&&(t.positions&&this._position.withPositions(this.positions),t.lockPosition&&this._position.withLockedPosition(this.lockPosition),t.origin&&(this._position.setOrigin(this.origin.elementRef),this.open&&this._position.apply())),t.open&&(this.open?this._attachOverlay():this._detachOverlay())},t.prototype._createOverlay=function(){this.positions&&this.positions.length||(this.positions=L),this._overlayRef=this._overlay.create(this._buildConfig())},t.prototype._buildConfig=function(){var t=this._position=this._createPositionStrategy(),e=new g({direction:this._dir,positionStrategy:t,scrollStrategy:this.scrollStrategy,hasBackdrop:this.hasBackdrop});return(this.width||0===this.width)&&(e.width=this.width),(this.height||0===this.height)&&(e.height=this.height),(this.minWidth||0===this.minWidth)&&(e.minWidth=this.minWidth),(this.minHeight||0===this.minHeight)&&(e.minHeight=this.minHeight),this.backdropClass&&(e.backdropClass=this.backdropClass),e},t.prototype._createPositionStrategy=function(){var t=this,e=this._overlay.position().flexibleConnectedTo(this.origin.elementRef).withFlexibleDimensions(this.flexibleDiemsions).withPush(this.push).withGrowAfterOpen(this.growAfterOpen).withViewportMargin(this.viewportMargin).withLockedPosition(this.lockPosition);return this._setPositions(e),e.positionChanges.subscribe(function(e){return t.positionChange.emit(e)}),e},t.prototype._setPositions=function(t){var e=this,n=this.positions.map(function(t){return{originX:t.originX,originY:t.originY,overlayX:t.overlayX,overlayY:t.overlayY,offsetX:t.offsetX||e.offsetX,offsetY:t.offsetY||e.offsetY}});t.withPositions(n)},t.prototype._attachOverlay=function(){var t=this;this._overlayRef?this._overlayRef.updateSize({width:this.width,minWidth:this.minWidth,height:this.height,minHeight:this.minHeight}):(this._createOverlay(),this._overlayRef.keydownEvents().subscribe(function(e){e.keyCode===d.e&&t._detachOverlay()})),this._overlayRef.hasAttached()||(this._overlayRef.attach(this._templatePortal),this.attach.emit()),this.hasBackdrop&&(this._backdropSubscription=this._overlayRef.backdropClick().subscribe(function(e){t.backdropClick.emit(e)}))},t.prototype._detachOverlay=function(){this._overlayRef&&(this._overlayRef.detach(),this.detach.emit()),this._backdropSubscription.unsubscribe()},t.prototype._destroyOverlay=function(){this._overlayRef&&this._overlayRef.dispose(),this._backdropSubscription.unsubscribe()},t}();function Y(t){return function(){return t.scrollStrategies.reposition()}}var V=function(){}},lLAP:function(t,e,n){"use strict";n.d(e,"c",function(){return w}),n.d(e,"b",function(){return I}),n.d(e,"d",function(){return E}),n.d(e,"f",function(){return k}),n.d(e,"e",function(){return x}),n.d(e,"g",function(){return D}),n.d(e,"a",function(){return A});var i=n("Ip0R"),o=n("CcnG"),r=n("K9Ia"),s=n("pugT"),a=n("F/XL"),c=n("YSh2"),h=n("xMyE"),u=n("Gi3i"),l=n("VnD/"),p=n("67Y/"),f=n("t9fZ"),d=n("mrSG"),_=n("dWZg"),g=(n("n6gG")," ");function m(t,e){return(t.getAttribute(e)||"").match(/\S+/g)||[]}var y=0,v=new Map,b=null,w=function(){function t(t){this._document=t}return t.prototype.describe=function(t,e){this._canBeDescribed(t,e)&&(v.has(e)||this._createMessageElement(e),this._isElementDescribedByMessage(t,e)||this._addMessageReference(t,e))},t.prototype.removeDescription=function(t,e){if(this._canBeDescribed(t,e)){this._isElementDescribedByMessage(t,e)&&this._removeMessageReference(t,e);var n=v.get(e);n&&0===n.referenceCount&&this._deleteMessageElement(e),b&&0===b.childNodes.length&&this._deleteMessagesContainer()}},t.prototype.ngOnDestroy=function(){for(var t=this._document.querySelectorAll("[cdk-describedby-host]"),e=0;e<t.length;e++)this._removeCdkDescribedByReferenceIds(t[e]),t[e].removeAttribute("cdk-describedby-host");b&&this._deleteMessagesContainer(),v.clear()},t.prototype._createMessageElement=function(t){var e=this._document.createElement("div");e.setAttribute("id","cdk-describedby-message-"+y++),e.appendChild(this._document.createTextNode(t)),this._createMessagesContainer(),b.appendChild(e),v.set(t,{messageElement:e,referenceCount:0})},t.prototype._deleteMessageElement=function(t){var e=v.get(t),n=e&&e.messageElement;b&&n&&b.removeChild(n),v.delete(t)},t.prototype._createMessagesContainer=function(){if(!b){var t=this._document.getElementById("cdk-describedby-message-container");t&&t.parentNode.removeChild(t),(b=this._document.createElement("div")).id="cdk-describedby-message-container",b.setAttribute("aria-hidden","true"),b.style.display="none",this._document.body.appendChild(b)}},t.prototype._deleteMessagesContainer=function(){b&&b.parentNode&&(b.parentNode.removeChild(b),b=null)},t.prototype._removeCdkDescribedByReferenceIds=function(t){var e=m(t,"aria-describedby").filter(function(t){return 0!=t.indexOf("cdk-describedby-message")});t.setAttribute("aria-describedby",e.join(" "))},t.prototype._addMessageReference=function(t,e){var n,i,o,r,s=v.get(e);o=s.messageElement.id,(r=m(n=t,i="aria-describedby")).some(function(t){return t.trim()==o.trim()})||(r.push(o.trim()),n.setAttribute(i,r.join(g))),t.setAttribute("cdk-describedby-host",""),s.referenceCount++},t.prototype._removeMessageReference=function(t,e){var 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n=this;this._platform=t,this._change=t.isBrowser?e.runOutsideAngular(function(){return Object(h.a)(Object(r.a)(window,"resize"),Object(r.a)(window,"orientationchange"))}):Object(s.a)(),this._invalidateCache=this.change().subscribe(function(){return n._updateViewportSize()})}return t.prototype.ngOnDestroy=function(){this._invalidateCache.unsubscribe()},t.prototype.getViewportSize=function(){this._viewportSize||this._updateViewportSize();var t={width:this._viewportSize.width,height:this._viewportSize.height};return this._platform.isBrowser||(this._viewportSize=null),t},t.prototype.getViewportRect=function(){var t=this.getViewportScrollPosition(),e=this.getViewportSize(),n=e.width,i=e.height;return{top:t.top,left:t.left,bottom:t.top+i,right:t.left+n,height:i,width:n}},t.prototype.getViewportScrollPosition=function(){if(!this._platform.isBrowser)return{top:0,left:0};var t=document.documentElement.getBoundingClientRect();return{top:-t.top||document.body.scrollTop||window.scrollY||document.documentElement.scrollTop||0,left:-t.left||document.body.scrollLeft||window.scrollX||document.documentElement.scrollLeft||0}},t.prototype.change=function(t){return void 0===t&&(t=20),t>0?this._change.pipe(v(t)):this._change},t.prototype._updateViewportSize=function(){this._viewportSize=this._platform.isBrowser?{width:window.innerWidth,height:window.innerHeight}:{width:0,height:0}},t.ngInjectableDef=Object(o.defineInjectable)({factory:function(){return new t(Object(o.inject)(i.a),Object(o.inject)(o.NgZone))},token:t,providedIn:"root"}),t}(),I={provide:O,deps:[[new o.Optional,new o.SkipSelf,O],i.a,o.NgZone],useFactory:function(t,e,n){return t||new O(e,n)}},E=function(){}},tHof:function(t,e,n){"use strict";n.d(e,"a",function(){return o});var i=n("CcnG"),o=(n("caBT"),function(){function t(t,e,n){this.elementRef=t,this.changeDetectorRef=e,this.lazyImgService=n,this.showError=!0,this.load=new i.EventEmitter,this.imageType=null,this.isLoading=!1,this.loaded=!1,this.loadError=!1,this.loadErrorMessage="Error"}return t.prototype.ngOnInit=function(){this.getImageTypeFromSrc(),this.setupIntersectionObserver()},t.prototype.ngOnDestroy=function(){this.lazyImgService.unobserve(this.elementRef.nativeElement)},t.prototype.getImageTypeFromSrc=function(){if(this.src){var e=this.src.split("/").pop().split(".").pop();this.imageType=-1===t.SUPPORTED_IMAGE_FORMATS.indexOf(e)?null:e}},t.prototype.setupIntersectionObserver=function(){var t=this;this.lazyImgService.observe(this.elementRef.nativeElement).subscribe(function(e){e&&t.loadImage()})},t.prototype.loadImage=function(){if(this.imageType)this.loaded||(this.isLoading=!0,this.lazyImgService.fetch(this.src).subscribe(this.handleResponse.bind(this),this.handleError.bind(this)));else{var t=new Error("Image type not supported: Only supports jpeg, jpg, png, gif, ico, bmp, svg");this.handleError({error:t,status:"400"}),this.load.emit(!1)}},t.prototype.handleResponse=function(t){var e=this,n="data:image/"+this.imageType+";base64,";this.elementRef.nativeElement.querySelector("img").src=n+t,requestAnimationFrame(function(){requestAnimationFrame(function(){e.isLoading=!1,e.loaded=!0,e.loadError=!1,e.changeDetectorRef.detectChanges()})})},t.prototype.handleError=function(t){this.isLoading=!1,this.loaded=!1,this.loadError=!0,this.loadErrorMessage=t.status.toString(),this.load.emit(!1)},t.prototype.getWidth=function(){return this.width?this.width+"px":"auto"},t.prototype.getHeight=function(){return this.height?this.height+"px":"auto"},t.SUPPORTED_IMAGE_FORMATS=["jpeg","jpg","png","gif","ico","bmp","svg"],t}())}}]);