		@@ -955,3 +955,3 @@ import equal from 'fast-deep-equal';

		export { AbstractAlgorithm, AbstractViewportAlgorithm, Cluster, ClusterStats, DefaultRenderer, GridAlgorithm, MarkerClusterer, MarkerClustererEvents, NoopAlgorithm, SuperClusterAlgorithm, SuperClusterViewportAlgorithm, defaultOnClusterClickHandler, distanceBetweenPoints, extendBoundsToPaddedViewport, extendPixelBounds, filterMarkersToPaddedViewport, getPaddedViewport, noop, pixelBoundsToLatLngBounds };
		export { AbstractAlgorithm, AbstractViewportAlgorithm, Cluster, ClusterStats, DefaultRenderer, GridAlgorithm, MarkerClusterer, MarkerClustererEvents, MarkerUtils, NoopAlgorithm, SuperClusterAlgorithm, SuperClusterViewportAlgorithm, defaultOnClusterClickHandler, distanceBetweenPoints, extendBoundsToPaddedViewport, extendPixelBounds, filterMarkersToPaddedViewport, getPaddedViewport, noop, pixelBoundsToLatLngBounds };
		//# sourceMappingURL=index.esm.js.map

dist/index.min.js

		@@ -1,2 +0,2 @@
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n=bi(t,e,r),o=n.getNorthEast(),i=n.getSouthWest();return[i.lng(),i.lat(),o.lng(),o.lat()]},ki=function(t,e){var r=(e.lat-t.lat)Math.PI/180,n=(e.lng-t.lng)Math.PI/180,o=Math.sin(r/2),i=Math.sin(n/2),a=oo+Math.cos(t.latMath.PI/180)Math.cos(e.latMath.PI/180)ii;return 6371(2Math.atan2(Math.sqrt(a),Math.sqrt(1-a)))},Oi=function(t,e){return{northEast:e.fromLatLngToDivPixel(t.getNorthEast()),southWest:e.fromLatLngToDivPixel(t.getSouthWest())}},xi=function(t,e){var r=t.northEast,n=t.southWest;return r.x+=e,r.y-=e,n.x-=e,n.y+=e,{northEast:r,southWest:n}},Si=function(t,e){var r=t.northEast,n=t.southWest,o=e.fromDivPixelToLatLng(n),i=e.fromDivPixelToLatLng(r);return new google.maps.LatLngBounds(o,i)},Ei=function(){function t(r){var n=r.maxZoom,o=void 0===n?16:n;e(this,t),this.maxZoom=o}return n(t,[{key:"noop",value:function(t){var e=t.markers;return Pi(e)}}]),t}(),Ai=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.viewportPadding,a=void 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u=new gi({markers:[t]});this.clusters.push(u)}}}]),i}(Ai),Hi=function(t){o(i,t);var r=u(i);function i(t){e(this,i);var n=hi(t,[]);return r.call(this,n)}return n(i,[{key:"calculate",value:function(t){var e=t.markers,r=t.map,n=t.mapCanvasProjection;return{clusters:this.cluster({markers:e,map:r,mapCanvasProjection:n}),changed:!1}}},{key:"cluster",value:function(t){return this.noop(t)}}]),i}(Ei),qi=Nn,Yi=Rn,Ki=Object.keys\|\|function(t){return qi(t,Yi)},Xi=w,Ji=R,Qi=S,ta=b,ea=Ki,ra=zn,na=E,oa=Xt,ia=W,aa=Object.assign,sa=Object.defineProperty,ua=Ji([].concat),ca=!aa\|\|ta((function(){if(Xi&&1!==aa({b:1},aa(sa({},"a",{enumerable:!0,get:function(){sa(this,"b",{value:3,enumerable:!1})}}),{b:2})).b)return!0;var t={},e={},r=Symbol("assign detection"),n="abcdefghijklmnopqrst";return t[r]=7,n.split("").forEach((function(t){e[t]=t})),7!==aa({},t)[r]\|\|ea(aa({},e)).join("")!==n}))?function(t,e){for(var r=oa(t),n=arguments.length,o=1,i=ra.f,a=na.f;n>o;)for(var s,u=ia(arguments[o++]),c=i?ua(ea(u),i(u)):ea(u),f=c.length,l=0;f>l;)s=c[l++],Xi&&!Qi(a,u,s)\|\|(r[s]=u[s]);return r}:aa,fa=ca;ho({target:"Object",stat:!0,arity:2,forced:Object.assign!==fa},{assign:fa});const la=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class ha{static from(t){if(!(t instanceof ArrayBuffer))throw new Error("Data must be an instance of ArrayBuffer.");const[e,r]=new Uint8Array(t,0,2);if(219!==e)throw new Error("Data does not appear to be in a KDBush format.");const n=r>>4;if(1!==n)throw new Error(`Got v${n} data when expected v1.`);const o=la[15&r];if(!o)throw new Error("Unrecognized array type.");const[i]=new Uint16Array(t,2,1),[a]=new Uint32Array(t,4,1);return new ha(a,i,o,t)}constructor(t,e=64,r=Float64Array,n){if(isNaN(t)\|\|t<0)throw new Error(`Unpexpected numItems value: ${t}.`);this.numItems=+t,this.nodeSize=Math.min(Math.max(+e,2),65535),this.ArrayType=r,this.IndexArrayType=t<65536?Uint16Array:Uint32Array;const o=la.indexOf(this.ArrayType),i=2tthis.ArrayType.BYTES_PER_ELEMENT,a=tthis.IndexArrayType.BYTES_PER_ELEMENT,s=(8-a%8)%8;if(o<0)throw new Error(`Unexpected typed array class: ${r}.`);n&&n instanceof ArrayBuffer?(this.data=n,this.ids=new this.IndexArrayType(this.data,8,t),this.coords=new this.ArrayType(this.data,8+a+s,2t),this._pos=2t,this._finished=!0):(this.data=new ArrayBuffer(8+i+a+s),this.ids=new this.IndexArrayType(this.data,8,t),this.coords=new this.ArrayType(this.data,8+a+s,2t),this._pos=0,this._finished=!1,new Uint8Array(this.data,0,2).set([219,16+o]),new Uint16Array(this.data,2,1)[0]=e,new Uint32Array(this.data,4,1)[0]=t)}add(t,e){const r=this._pos>>1;return this.ids[r]=r,this.coords[this._pos++]=t,this.coords[this._pos++]=e,r}finish(){const t=this._pos>>1;if(t!==this.numItems)throw new Error(`Added ${t} items when expected ${this.numItems}.`);return pa(this.ids,this.coords,this.nodeSize,0,this.numItems-1,0),this._finished=!0,this}range(t,e,r,n){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:o,coords:i,nodeSize:a}=this,s=[0,o.length-1,0],u=[];for(;s.length;){const c=s.pop()\|\|0,f=s.pop()\|\|0,l=s.pop()\|\|0;if(f-l<=a){for(let a=l;a<=f;a++){const s=i[2a],c=i[2a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2h],d=i[2h+1];p>=t&&p<=r&&d>=e&&d<=n&&u.push(o[h]),(0===c?t<=p:e<=d)&&(s.push(l),s.push(h-1),s.push(1-c)),(0===c?r>=p:n>=d)&&(s.push(h+1),s.push(f),s.push(1-c))}return u}within(t,e,r){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:n,coords:o,nodeSize:i}=this,a=[0,n.length-1,0],s=[],u=rr;for(;a.length;){const c=a.pop()\|\|0,f=a.pop()\|\|0,l=a.pop()\|\|0;if(f-l<=i){for(let r=l;r<=f;r++)ga(o[2r],o[2r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2h],d=o[2h+1];ga(p,d,t,e)<=u&&s.push(n[h]),(0===c?t-r<=p:e-r<=d)&&(a.push(l),a.push(h-1),a.push(1-c)),(0===c?t+r>=p:e+r>=d)&&(a.push(h+1),a.push(f),a.push(1-c))}return s}}function pa(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;da(t,e,a,n,o,i),pa(t,e,r,n,a-1,1-i),pa(t,e,r,a+1,o,1-i)}function da(t,e,r,n,o,i){for(;o>n;){if(o-n>600){const a=o-n+1,s=r-n+1,u=Math.log(a),c=.5Math.exp(2u/3),f=.5Math.sqrt(uc(a-c)/a)(s-a/2<0?-1:1);da(t,e,r,Math.max(n,Math.floor(r-sc/a+f)),Math.min(o,Math.floor(r+(a-s)c/a+f)),i)}const a=e[2r+i];let s=n,u=o;for(va(t,e,n,r),e[2o+i]>a&&va(t,e,n,o);s<u;){for(va(t,e,s,u),s++,u--;e[2s+i]<a;)s++;for(;e[2u+i]>a;)u--}e[2n+i]===a?va(t,e,n,u):(u++,va(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function va(t,e,r,n){ma(t,r,n),ma(e,2r,2n),ma(e,2r+1,2n+1)}function ma(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ga(t,e,r,n){const o=t-r,i=e-n;return oo+ii}const ya={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},ba=Math.fround\|\|(wa=new Float32Array(1),t=>(wa[0]=+t,wa[0]));var wa;const ka=3,Oa=5,xa=6;class Sa{constructor(t){this.options=Object.assign(Object.create(ya),t),this.trees=new Array(this.options.maxZoom+1),this.stride=this.options.reduce?7:6,this.clusterProps=[]}load(t){const{log:e,minZoom:r,maxZoom:n}=this.options;e&&console.time("total time");const o=`prepare ${t.length} points`;e&&console.time(o),this.points=t;const i=[];for(let e=0;e<t.length;e++){const r=t[e];if(!r.geometry)continue;const[n,o]=r.geometry.coordinates,a=ba(Pa(n)),s=ba(Ma(o));i.push(a,s,1/0,e,-1,1),this.options.reduce&&i.push(0)}let a=this.trees[n+1]=this._createTree(i);e&&console.timeEnd(o);for(let t=n;t>=r;t--){const r=+Date.now();a=this.trees[t]=this._createTree(this._cluster(a,t)),e&&console.log("z%d: %d clusters in %dms",t,a.numItems,+Date.now()-r)}return e&&console.timeEnd("total time"),this}getClusters(t,e){let r=((t[0]+180)%360+360)%360-180;const n=Math.max(-90,Math.min(90,t[1]));let o=180===t[2]?180:((t[2]+180)%360+360)%360-180;const i=Math.max(-90,Math.min(90,t[3]));if(t[2]-t[0]>=360)r=-180,o=180;else if(r>o){const t=this.getClusters([r,n,180,i],e),a=this.getClusters([-180,n,o,i],e);return t.concat(a)}const a=this.trees[this._limitZoom(e)],s=a.range(Pa(r),Ma(i),Pa(o),Ma(n)),u=a.data,c=[];for(const t of s){const e=this.stridet;c.push(u[e+Oa]>1?Ea(u,e,this.clusterProps):this.points[u[e+ka]])}return c}getChildren(t){const e=this._getOriginId(t),r=this._getOriginZoom(t),n="No cluster with the specified id.",o=this.trees[r];if(!o)throw new Error(n);const i=o.data;if(ethis.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extentMath.pow(2,r-1)),s=i[ethis.stride],u=i[ethis.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=ethis.stride;i[r+4]===t&&f.push(i[r+Oa]>1?Ea(i,r,this.clusterProps):this.points[i[r+ka]])}if(0===f.length)throw new Error(n);return f}getLeaves(t,e,r){e=e\|\|10,r=r\|\|0;const n=[];return this._appendLeaves(n,t,e,r,0),n}getTile(t,e,r){const n=this.trees[this._limitZoom(t)],o=Math.pow(2,t),{extent:i,radius:a}=this.options,s=a/i,u=(r-s)/o,c=(r+1+s)/o,f={features:[]};return this._addTileFeatures(n.range((e-s)/o,u,(e+1+s)/o,c),n.data,e,r,o,f),0===e&&this._addTileFeatures(n.range(1-s/o,u,1,c),n.data,o,r,o,f),e===o-1&&this._addTileFeatures(n.range(0,u,s/o,c),n.data,-1,r,o,f),f.features.length?f:null}getClusterExpansionZoom(t){let e=this._getOriginZoom(t)-1;for(;e<=this.options.maxZoom;){const r=this.getChildren(t);if(e++,1!==r.length)break;t=r[0].properties.cluster_id}return e}_appendLeaves(t,e,r,n,o){const i=this.getChildren(e);for(const e of i){const i=e.properties;if(i&&i.cluster?o+i.point_count<=n?o+=i.point_count:o=this._appendLeaves(t,i.cluster_id,r,n,o):o<n?o++:t.push(e),t.length===r)break}return o}_createTree(t){const e=new ha(t.length/this.stride\|0,this.options.nodeSize,Float32Array);for(let r=0;r<t.length;r+=this.stride)e.add(t[r],t[r+1]);return e.finish(),e.data=t,e}_addTileFeatures(t,e,r,n,o,i){for(const a of t){const t=athis.stride,s=e[t+Oa]>1;let u,c,f;if(s)u=Aa(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ka]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Pa(n),f=Ma(o)}const l={type:1,geometry:[[Math.round(this.options.extent(co-r)),Math.round(this.options.extent(fo-n))]],tags:u};let h;h=s\|\|this.options.generateId?e[t+ka]:this.points[e[t+ka]].id,void 0!==h&&(l.id=h),i.features.push(l)}}_limitZoom(t){return 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f={map:r,position:o,zIndex:u,title:s,content:c};return new google.maps.marker.AdvancedMarkerElement(f)}var l={position:o,zIndex:u,title:s,icon:{url:"data:image/svg+xml;base64,".concat(btoa(a)),anchor:new google.maps.Point(25,25)}};return new google.maps.Marker(l)}}]),t}();var hp,pp=n((function t(){e(this,t),function(t,e){for(var r in e.prototype)t.prototype[r]=e.prototype[r]}(t,google.maps.OverlayView)}));t.MarkerClustererEvents=void 0,(hp=t.MarkerClustererEvents\|\|(t.MarkerClustererEvents={})).CLUSTERING_BEGIN="clusteringbegin",hp.CLUSTERING_END="clusteringend",hp.CLUSTER_CLICK="click";var dp=function(t,e,r){r.fitBounds(e.bounds)},vp=function(r){o(a,r);var i=u(a);function a(t){var r,n=t.map,o=t.markers,s=void 0===o?[]:o,u=t.algorithmOptions,c=void 0===u?{}:u,l=t.algorithm,h=void 0===l?new _a(c):l,p=t.renderer,d=void 0===p?new lp:p,v=t.onClusterClick,m=void 0===v?dp:v;return e(this,a),(r=i.call(this)).markers=f(s),r.clusters=[],r.algorithm=h,r.renderer=d,r.onClusterClick=m,n&&r.setMap(n),r}return n(a,[{key:"addMarker",value:function(t,e){this.markers.includes(t)\|\|(this.markers.push(t),e\|\|this.render())}},{key:"addMarkers",value:function(t,e){var r=this;t.forEach((function(t){r.addMarker(t,!0)})),e\|\|this.render()}},{key:"removeMarker",value:function(t,e){var r=this.markers.indexOf(t);return-1!==r&&(mi.setMap(t,null),this.markers.splice(r,1),e\|\|this.render(),!0)}},{key:"removeMarkers",value:function(t,e){var r=this,n=!1;return t.forEach((function(t){n=r.removeMarker(t,!0)\|\|n})),n&&!e&&this.render(),n}},{key:"clearMarkers",value:function(t){this.markers.length=0,t\|\|this.render()}},{key:"render",value:function(){var e=this.getMap();if(e instanceof google.maps.Map&&e.getProjection()){google.maps.event.trigger(this,t.MarkerClustererEvents.CLUSTERING_BEGIN,this);var r=this.algorithm.calculate({markers:this.markers,map:e,mapCanvasProjection:this.getProjection()}),n=r.clusters,o=r.changed;if(o\|\|null==o){var i,a=new Set,s=p(n);try{for(s.s();!(i=s.n()).done;){var u=i.value;1==u.markers.length&&a.add(u.markers[0])}}catch(t){s.e(t)}finally{s.f()}var c,f=[],l=p(this.clusters);try{for(l.s();!(c=l.n()).done;){var h=c.value;null!=h.marker&&(1==h.markers.length?a.has(h.marker)\|\|mi.setMap(h.marker,null):f.push(h.marker))}}catch(t){l.e(t)}finally{l.f()}this.clusters=n,this.renderClusters(),requestAnimationFrame((function(){return f.forEach((function(t){return mi.setMap(t,null)}))}))}google.maps.event.trigger(this,t.MarkerClustererEvents.CLUSTERING_END,this)}}},{key:"onAdd",value:function(){this.idleListener=this.getMap().addListener("idle",this.render.bind(this)),this.render()}},{key:"onRemove",value:function(){google.maps.event.removeListener(this.idleListener),this.reset()}},{key:"reset",value:function(){this.markers.forEach((function(t){return mi.setMap(t,null)})),this.clusters.forEach((function(t){return t.delete()})),this.clusters=[]}},{key:"renderClusters",value:function(){var e=this,r=new fp(this.markers,this.clusters),n=this.getMap();this.clusters.forEach((function(o){1===o.markers.length?o.marker=o.markers[0]:(o.marker=e.renderer.render(o,r,n),o.markers.forEach((function(t){return mi.setMap(t,null)})),e.onClusterClick&&o.marker.addListener("click",(function(r){google.maps.event.trigger(e,t.MarkerClustererEvents.CLUSTER_CLICK,o),e.onClusterClick(r,o,n)}))),mi.setMap(o.marker,n)}))}}]),a}(pp);return t.AbstractAlgorithm=Ei,t.AbstractViewportAlgorithm=Ai,t.Cluster=gi,t.ClusterStats=fp,t.DefaultRenderer=lp,t.GridAlgorithm=$i,t.MarkerClusterer=vp,t.NoopAlgorithm=Hi,t.SuperClusterAlgorithm=_a,t.SuperClusterViewportAlgorithm=Ta,t.defaultOnClusterClickHandler=dp,t.distanceBetweenPoints=ki,t.extendBoundsToPaddedViewport=bi,t.extendPixelBounds=xi,t.filterMarkersToPaddedViewport=yi,t.getPaddedViewport=wi,t.noop=Pi,t.pixelBoundsToLatLngBounds=Si,Object.defineProperty(t,"__esModule",{value:!0}),t}({});
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in Di)Di[Bi]&&Ui(Ri[Bi]&&Ri[Bi].prototype);Ui(Fi);var Gi=S;ho({target:"URL",proto:!0,enumerable:!0},{toJSON:function(){return Gi(URL.prototype.toString,this)}});var Vi=function t(e,r){if(e===r)return!0;if(e&&r&&"object"==typeof e&&"object"==typeof r){if(e.constructor!==r.constructor)return!1;var n,o,i;if(Array.isArray(e)){if((n=e.length)!=r.length)return!1;for(o=n;0!=o--;)if(!t(e[o],r[o]))return!1;return!0}if(e.constructor===RegExp)return e.source===r.source&&e.flags===r.flags;if(e.valueOf!==Object.prototype.valueOf)return e.valueOf()===r.valueOf();if(e.toString!==Object.prototype.toString)return e.toString()===r.toString();if((n=(i=Object.keys(e)).length)!==Object.keys(r).length)return!1;for(o=n;0!=o--;)if(!Object.prototype.hasOwnProperty.call(r,i[o]))return!1;for(o=n;0!=o--;){var a=i[o];if(!t(e[a],r[a]))return!1}return!0}return e!=e&&r!=r},Wi=v(Vi),$i=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxDistance,a=void 0===o?4e4:o,s=t.gridSize,u=void 0===s?40:s,c=hi(t,["maxDistance","gridSize"]);return(n=r.call(this,c)).clusters=[],n.state={zoom:-1},n.maxDistance=a,n.gridSize=u,n}return n(i,[{key:"calculate",value:function(t){var e=t.markers,r=t.map,n=t.mapCanvasProjection,o={zoom:r.getZoom()},i=!1;return this.state.zoom>=this.maxZoom&&o.zoom>=this.maxZoom\|\|(i=!Wi(this.state,o)),this.state=o,r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:i}:{clusters:this.cluster({markers:yi(r,n,e,this.viewportPadding),map:r,mapCanvasProjection:n})}}},{key:"cluster",value:function(t){var e=this,r=t.markers,n=t.map,o=t.mapCanvasProjection;return this.clusters=[],r.forEach((function(t){e.addToClosestCluster(t,n,o)})),this.clusters}},{key:"addToClosestCluster",value:function(t,e,r){for(var n=this.maxDistance,o=null,i=0;i<this.clusters.length;i++){var a=this.clusters[i],s=ki(a.bounds.getCenter().toJSON(),mi.getPosition(t).toJSON());s<n&&(n=s,o=a)}if(o&&bi(o.bounds,r,this.gridSize).contains(mi.getPosition(t)))o.push(t);else{var u=new gi({markers:[t]});this.clusters.push(u)}}}]),i}(Ai),Hi=function(t){o(i,t);var r=u(i);function i(t){e(this,i);var n=hi(t,[]);return r.call(this,n)}return n(i,[{key:"calculate",value:function(t){var e=t.markers,r=t.map,n=t.mapCanvasProjection;return{clusters:this.cluster({markers:e,map:r,mapCanvasProjection:n}),changed:!1}}},{key:"cluster",value:function(t){return this.noop(t)}}]),i}(Ei),qi=Nn,Yi=Rn,Ki=Object.keys\|\|function(t){return qi(t,Yi)},Xi=w,Ji=R,Qi=S,ta=b,ea=Ki,ra=zn,na=E,oa=Xt,ia=W,aa=Object.assign,sa=Object.defineProperty,ua=Ji([].concat),ca=!aa\|\|ta((function(){if(Xi&&1!==aa({b:1},aa(sa({},"a",{enumerable:!0,get:function(){sa(this,"b",{value:3,enumerable:!1})}}),{b:2})).b)return!0;var t={},e={},r=Symbol("assign detection"),n="abcdefghijklmnopqrst";return t[r]=7,n.split("").forEach((function(t){e[t]=t})),7!==aa({},t)[r]\|\|ea(aa({},e)).join("")!==n}))?function(t,e){for(var r=oa(t),n=arguments.length,o=1,i=ra.f,a=na.f;n>o;)for(var s,u=ia(arguments[o++]),c=i?ua(ea(u),i(u)):ea(u),f=c.length,l=0;f>l;)s=c[l++],Xi&&!Qi(a,u,s)\|\|(r[s]=u[s]);return r}:aa,fa=ca;ho({target:"Object",stat:!0,arity:2,forced:Object.assign!==fa},{assign:fa});const la=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class ha{static from(t){if(!(t instanceof ArrayBuffer))throw new Error("Data must be an instance of ArrayBuffer.");const[e,r]=new Uint8Array(t,0,2);if(219!==e)throw new Error("Data does not appear to be in a KDBush format.");const n=r>>4;if(1!==n)throw new Error(`Got v${n} data when expected v1.`);const o=la[15&r];if(!o)throw new Error("Unrecognized array type.");const[i]=new Uint16Array(t,2,1),[a]=new Uint32Array(t,4,1);return new ha(a,i,o,t)}constructor(t,e=64,r=Float64Array,n){if(isNaN(t)\|\|t<0)throw new Error(`Unpexpected numItems value: ${t}.`);this.numItems=+t,this.nodeSize=Math.min(Math.max(+e,2),65535),this.ArrayType=r,this.IndexArrayType=t<65536?Uint16Array:Uint32Array;const o=la.indexOf(this.ArrayType),i=2tthis.ArrayType.BYTES_PER_ELEMENT,a=tthis.IndexArrayType.BYTES_PER_ELEMENT,s=(8-a%8)%8;if(o<0)throw new Error(`Unexpected typed array class: ${r}.`);n&&n instanceof ArrayBuffer?(this.data=n,this.ids=new this.IndexArrayType(this.data,8,t),this.coords=new this.ArrayType(this.data,8+a+s,2t),this._pos=2t,this._finished=!0):(this.data=new ArrayBuffer(8+i+a+s),this.ids=new this.IndexArrayType(this.data,8,t),this.coords=new this.ArrayType(this.data,8+a+s,2t),this._pos=0,this._finished=!1,new Uint8Array(this.data,0,2).set([219,16+o]),new Uint16Array(this.data,2,1)[0]=e,new Uint32Array(this.data,4,1)[0]=t)}add(t,e){const r=this._pos>>1;return this.ids[r]=r,this.coords[this._pos++]=t,this.coords[this._pos++]=e,r}finish(){const t=this._pos>>1;if(t!==this.numItems)throw new Error(`Added ${t} items when expected ${this.numItems}.`);return pa(this.ids,this.coords,this.nodeSize,0,this.numItems-1,0),this._finished=!0,this}range(t,e,r,n){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:o,coords:i,nodeSize:a}=this,s=[0,o.length-1,0],u=[];for(;s.length;){const c=s.pop()\|\|0,f=s.pop()\|\|0,l=s.pop()\|\|0;if(f-l<=a){for(let a=l;a<=f;a++){const s=i[2a],c=i[2a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2h],d=i[2h+1];p>=t&&p<=r&&d>=e&&d<=n&&u.push(o[h]),(0===c?t<=p:e<=d)&&(s.push(l),s.push(h-1),s.push(1-c)),(0===c?r>=p:n>=d)&&(s.push(h+1),s.push(f),s.push(1-c))}return u}within(t,e,r){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:n,coords:o,nodeSize:i}=this,a=[0,n.length-1,0],s=[],u=rr;for(;a.length;){const c=a.pop()\|\|0,f=a.pop()\|\|0,l=a.pop()\|\|0;if(f-l<=i){for(let r=l;r<=f;r++)ga(o[2r],o[2r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2h],d=o[2h+1];ga(p,d,t,e)<=u&&s.push(n[h]),(0===c?t-r<=p:e-r<=d)&&(a.push(l),a.push(h-1),a.push(1-c)),(0===c?t+r>=p:e+r>=d)&&(a.push(h+1),a.push(f),a.push(1-c))}return s}}function pa(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;da(t,e,a,n,o,i),pa(t,e,r,n,a-1,1-i),pa(t,e,r,a+1,o,1-i)}function da(t,e,r,n,o,i){for(;o>n;){if(o-n>600){const a=o-n+1,s=r-n+1,u=Math.log(a),c=.5Math.exp(2u/3),f=.5Math.sqrt(uc(a-c)/a)(s-a/2<0?-1:1);da(t,e,r,Math.max(n,Math.floor(r-sc/a+f)),Math.min(o,Math.floor(r+(a-s)c/a+f)),i)}const a=e[2r+i];let s=n,u=o;for(va(t,e,n,r),e[2o+i]>a&&va(t,e,n,o);s<u;){for(va(t,e,s,u),s++,u--;e[2s+i]<a;)s++;for(;e[2u+i]>a;)u--}e[2n+i]===a?va(t,e,n,u):(u++,va(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function va(t,e,r,n){ma(t,r,n),ma(e,2r,2n),ma(e,2r+1,2n+1)}function ma(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ga(t,e,r,n){const o=t-r,i=e-n;return oo+ii}const ya={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},ba=Math.fround\|\|(wa=new Float32Array(1),t=>(wa[0]=+t,wa[0]));var wa;const ka=3,Oa=5,xa=6;class Sa{constructor(t){this.options=Object.assign(Object.create(ya),t),this.trees=new Array(this.options.maxZoom+1),this.stride=this.options.reduce?7:6,this.clusterProps=[]}load(t){const{log:e,minZoom:r,maxZoom:n}=this.options;e&&console.time("total time");const o=`prepare ${t.length} points`;e&&console.time(o),this.points=t;const i=[];for(let e=0;e<t.length;e++){const r=t[e];if(!r.geometry)continue;const[n,o]=r.geometry.coordinates,a=ba(Pa(n)),s=ba(Ma(o));i.push(a,s,1/0,e,-1,1),this.options.reduce&&i.push(0)}let a=this.trees[n+1]=this._createTree(i);e&&console.timeEnd(o);for(let t=n;t>=r;t--){const r=+Date.now();a=this.trees[t]=this._createTree(this._cluster(a,t)),e&&console.log("z%d: %d clusters in %dms",t,a.numItems,+Date.now()-r)}return e&&console.timeEnd("total time"),this}getClusters(t,e){let r=((t[0]+180)%360+360)%360-180;const n=Math.max(-90,Math.min(90,t[1]));let o=180===t[2]?180:((t[2]+180)%360+360)%360-180;const i=Math.max(-90,Math.min(90,t[3]));if(t[2]-t[0]>=360)r=-180,o=180;else if(r>o){const t=this.getClusters([r,n,180,i],e),a=this.getClusters([-180,n,o,i],e);return t.concat(a)}const a=this.trees[this._limitZoom(e)],s=a.range(Pa(r),Ma(i),Pa(o),Ma(n)),u=a.data,c=[];for(const t of s){const e=this.stridet;c.push(u[e+Oa]>1?Ea(u,e,this.clusterProps):this.points[u[e+ka]])}return c}getChildren(t){const e=this._getOriginId(t),r=this._getOriginZoom(t),n="No cluster with the specified id.",o=this.trees[r];if(!o)throw new Error(n);const i=o.data;if(ethis.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extentMath.pow(2,r-1)),s=i[ethis.stride],u=i[ethis.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=ethis.stride;i[r+4]===t&&f.push(i[r+Oa]>1?Ea(i,r,this.clusterProps):this.points[i[r+ka]])}if(0===f.length)throw new Error(n);return f}getLeaves(t,e,r){e=e\|\|10,r=r\|\|0;const n=[];return this._appendLeaves(n,t,e,r,0),n}getTile(t,e,r){const n=this.trees[this._limitZoom(t)],o=Math.pow(2,t),{extent:i,radius:a}=this.options,s=a/i,u=(r-s)/o,c=(r+1+s)/o,f={features:[]};return this._addTileFeatures(n.range((e-s)/o,u,(e+1+s)/o,c),n.data,e,r,o,f),0===e&&this._addTileFeatures(n.range(1-s/o,u,1,c),n.data,o,r,o,f),e===o-1&&this._addTileFeatures(n.range(0,u,s/o,c),n.data,-1,r,o,f),f.features.length?f:null}getClusterExpansionZoom(t){let e=this._getOriginZoom(t)-1;for(;e<=this.options.maxZoom;){const r=this.getChildren(t);if(e++,1!==r.length)break;t=r[0].properties.cluster_id}return e}_appendLeaves(t,e,r,n,o){const i=this.getChildren(e);for(const e of i){const i=e.properties;if(i&&i.cluster?o+i.point_count<=n?o+=i.point_count:o=this._appendLeaves(t,i.cluster_id,r,n,o):o<n?o++:t.push(e),t.length===r)break}return o}_createTree(t){const e=new ha(t.length/this.stride\|0,this.options.nodeSize,Float32Array);for(let r=0;r<t.length;r+=this.stride)e.add(t[r],t[r+1]);return e.finish(),e.data=t,e}_addTileFeatures(t,e,r,n,o,i){for(const a of t){const t=athis.stride,s=e[t+Oa]>1;let u,c,f;if(s)u=Aa(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ka]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Pa(n),f=Ma(o)}const l={type:1,geometry:[[Math.round(this.options.extent(co-r)),Math.round(this.options.extent(fo-n))]],tags:u};let h;h=s\|\|this.options.generateId?e[t+ka]:this.points[e[t+ka]].id,void 0!==h&&(l.id=h),i.features.push(l)}}_limitZoom(t){return Math.max(this.options.minZoom,Math.min(Math.floor(+t),this.options.maxZoom+1))}_cluster(t,e){const{radius:r,extent:n,reduce:o,minPoints:i}=this.options,a=r/(nMath.pow(2,e)),s=t.data,u=[],c=this.stride;for(let r=0;r<s.length;r+=c){if(s[r+2]<=e)continue;s[r+2]=e;const n=s[r],f=s[r+1],l=t.within(s[r],s[r+1],a),h=s[r+Oa];let p=h;for(const t of l){const r=tc;s[r+2]>e&&(p+=s[r+Oa])}if(p>h&&p>=i){let t,i=nh,a=fh,d=-1;const v=((r/c\|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=nc;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+Oa];i+=s[u]f,a+=s[u+1]f,s[u+4]=v,o&&(t\|\|(t=this._map(s,r,!0),d=this.clusterProps.length,this.clusterProps.push(t)),o(t,this._map(s,u)))}s[r+4]=v,u.push(i/p,a/p,1/0,v,-1,p),o&&u.push(d)}else{for(let t=0;t<c;t++)u.push(s[r+t]);if(p>1)for(const t of l){const r=tc;if(!(s[r+2]<=e)){s[r+2]=e;for(let t=0;t<c;t++)u.push(s[r+t])}}}}return u}_getOriginId(t){return t-this.points.length>>5}_getOriginZoom(t){return(t-this.points.length)%32}_map(t,e,r){if(t[e+Oa]>1){const n=this.clusterProps[t[e+xa]];return r?Object.assign({},n):n}const n=this.points[t[e+ka]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function Ea(t,e,r){return{type:"Feature",id:t[e+ka],properties:Aa(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360(n-.5)),ja(t[e+1])]}};var n}function Aa(t,e,r){const n=t[e+Oa],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+xa],a=-1===i?{}:Object.assign({},r[i]);return Object.assign(a,{cluster:!0,cluster_id:t[e+ka],point_count:n,point_count_abbreviated:o})}function Pa(t){return t/360+.5}function Ma(t){const e=Math.sin(tMath.PI/180),r=.5-.25Math.log((1+e)/(1-e))/Math.PI;return r<0?0:r>1?1:r}function ja(t){const e=(180-360t)Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}var _a=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=hi(t,["maxZoom","radius"]);return(n=r.call(this,{maxZoom:o})).state={zoom:-1},n.superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},u)),n}return n(i,[{key:"calculate",value:function(t){var e=!1,r={zoom:t.map.getZoom()};if(!Wi(t.markers,this.markers)){e=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return e\|\|(this.state.zoom<=this.maxZoom\|\|r.zoom<=this.maxZoom)&&(e=!Wi(this.state,r)),this.state=r,e&&(this.clusters=this.cluster(t)),{clusters:this.clusters,changed:e}}},{key:"cluster",value:function(t){var e=this,r=t.map;return this.superCluster.getClusters([-180,-90,180,90],Math.round(r.getZoom())).map((function(t){return e.transformCluster(t)}))}},{key:"transformCluster",value:function(t){var e=c(t.geometry.coordinates,2),r=e[0],n=e[1],o=t.properties;if(o.cluster)return new gi({markers:this.superCluster.getLeaves(o.cluster_id,1/0).map((function(t){return t.properties.marker})),position:{lat:n,lng:r}});var i=o.marker;return new gi({markers:[i],position:mi.getPosition(i)})}}]),i}(Ei),Ta=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=t.viewportPadding,c=void 0===u?60:u,f=hi(t,["maxZoom","radius","viewportPadding"]);return(n=r.call(this,{maxZoom:o,viewportPadding:c})).superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},f)),n.state={zoom:-1,view:[0,0,0,0]},n}return n(i,[{key:"calculate",value:function(t){var e={zoom:Math.round(t.map.getZoom()),view:wi(t.map.getBounds(),t.mapCanvasProjection,this.viewportPadding)},r=!Wi(this.state,e);if(!Wi(t.markers,this.markers)){r=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return 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${this.numItems}.`);return pa(this.ids,this.coords,this.nodeSize,0,this.numItems-1,0),this._finished=!0,this}range(t,e,r,n){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:o,coords:i,nodeSize:a}=this,s=[0,o.length-1,0],u=[];for(;s.length;){const c=s.pop()\|\|0,f=s.pop()\|\|0,l=s.pop()\|\|0;if(f-l<=a){for(let a=l;a<=f;a++){const s=i[2a],c=i[2a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2h],d=i[2h+1];p>=t&&p<=r&&d>=e&&d<=n&&u.push(o[h]),(0===c?t<=p:e<=d)&&(s.push(l),s.push(h-1),s.push(1-c)),(0===c?r>=p:n>=d)&&(s.push(h+1),s.push(f),s.push(1-c))}return u}within(t,e,r){if(!this._finished)throw new Error("Data not yet indexed - call index.finish().");const{ids:n,coords:o,nodeSize:i}=this,a=[0,n.length-1,0],s=[],u=rr;for(;a.length;){const c=a.pop()\|\|0,f=a.pop()\|\|0,l=a.pop()\|\|0;if(f-l<=i){for(let r=l;r<=f;r++)ga(o[2r],o[2r+1],t,e)<=u&&s.push(n[r]);continue}const 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ya={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},ba=Math.fround\|\|(wa=new Float32Array(1),t=>(wa[0]=+t,wa[0]));var wa;const ka=3,Oa=5,xa=6;class Sa{constructor(t){this.options=Object.assign(Object.create(ya),t),this.trees=new Array(this.options.maxZoom+1),this.stride=this.options.reduce?7:6,this.clusterProps=[]}load(t){const{log:e,minZoom:r,maxZoom:n}=this.options;e&&console.time("total time");const o=`prepare ${t.length} points`;e&&console.time(o),this.points=t;const i=[];for(let e=0;e<t.length;e++){const r=t[e];if(!r.geometry)continue;const[n,o]=r.geometry.coordinates,a=ba(Pa(n)),s=ba(Ma(o));i.push(a,s,1/0,e,-1,1),this.options.reduce&&i.push(0)}let a=this.trees[n+1]=this._createTree(i);e&&console.timeEnd(o);for(let t=n;t>=r;t--){const r=+Date.now();a=this.trees[t]=this._createTree(this._cluster(a,t)),e&&console.log("z%d: %d clusters in %dms",t,a.numItems,+Date.now()-r)}return e&&console.timeEnd("total time"),this}getClusters(t,e){let r=((t[0]+180)%360+360)%360-180;const n=Math.max(-90,Math.min(90,t[1]));let o=180===t[2]?180:((t[2]+180)%360+360)%360-180;const i=Math.max(-90,Math.min(90,t[3]));if(t[2]-t[0]>=360)r=-180,o=180;else if(r>o){const t=this.getClusters([r,n,180,i],e),a=this.getClusters([-180,n,o,i],e);return t.concat(a)}const a=this.trees[this._limitZoom(e)],s=a.range(Pa(r),Ma(i),Pa(o),Ma(n)),u=a.data,c=[];for(const t of s){const e=this.stridet;c.push(u[e+Oa]>1?Ea(u,e,this.clusterProps):this.points[u[e+ka]])}return c}getChildren(t){const e=this._getOriginId(t),r=this._getOriginZoom(t),n="No cluster with the specified id.",o=this.trees[r];if(!o)throw new Error(n);const i=o.data;if(ethis.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extentMath.pow(2,r-1)),s=i[ethis.stride],u=i[ethis.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=ethis.stride;i[r+4]===t&&f.push(i[r+Oa]>1?Ea(i,r,this.clusterProps):this.points[i[r+ka]])}if(0===f.length)throw new Error(n);return f}getLeaves(t,e,r){e=e\|\|10,r=r\|\|0;const n=[];return this._appendLeaves(n,t,e,r,0),n}getTile(t,e,r){const n=this.trees[this._limitZoom(t)],o=Math.pow(2,t),{extent:i,radius:a}=this.options,s=a/i,u=(r-s)/o,c=(r+1+s)/o,f={features:[]};return this._addTileFeatures(n.range((e-s)/o,u,(e+1+s)/o,c),n.data,e,r,o,f),0===e&&this._addTileFeatures(n.range(1-s/o,u,1,c),n.data,o,r,o,f),e===o-1&&this._addTileFeatures(n.range(0,u,s/o,c),n.data,-1,r,o,f),f.features.length?f:null}getClusterExpansionZoom(t){let e=this._getOriginZoom(t)-1;for(;e<=this.options.maxZoom;){const r=this.getChildren(t);if(e++,1!==r.length)break;t=r[0].properties.cluster_id}return e}_appendLeaves(t,e,r,n,o){const i=this.getChildren(e);for(const e of i){const i=e.properties;if(i&&i.cluster?o+i.point_count<=n?o+=i.point_count:o=this._appendLeaves(t,i.cluster_id,r,n,o):o<n?o++:t.push(e),t.length===r)break}return o}_createTree(t){const e=new ha(t.length/this.stride\|0,this.options.nodeSize,Float32Array);for(let r=0;r<t.length;r+=this.stride)e.add(t[r],t[r+1]);return e.finish(),e.data=t,e}_addTileFeatures(t,e,r,n,o,i){for(const a of t){const t=athis.stride,s=e[t+Oa]>1;let u,c,f;if(s)u=Aa(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ka]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Pa(n),f=Ma(o)}const l={type:1,geometry:[[Math.round(this.options.extent(co-r)),Math.round(this.options.extent(fo-n))]],tags:u};let h;h=s\|\|this.options.generateId?e[t+ka]:this.points[e[t+ka]].id,void 0!==h&&(l.id=h),i.features.push(l)}}_limitZoom(t){return Math.max(this.options.minZoom,Math.min(Math.floor(+t),this.options.maxZoom+1))}_cluster(t,e){const{radius:r,extent:n,reduce:o,minPoints:i}=this.options,a=r/(nMath.pow(2,e)),s=t.data,u=[],c=this.stride;for(let r=0;r<s.length;r+=c){if(s[r+2]<=e)continue;s[r+2]=e;const n=s[r],f=s[r+1],l=t.within(s[r],s[r+1],a),h=s[r+Oa];let p=h;for(const t of l){const r=tc;s[r+2]>e&&(p+=s[r+Oa])}if(p>h&&p>=i){let t,i=nh,a=fh,d=-1;const v=((r/c\|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=nc;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+Oa];i+=s[u]f,a+=s[u+1]f,s[u+4]=v,o&&(t\|\|(t=this._map(s,r,!0),d=this.clusterProps.length,this.clusterProps.push(t)),o(t,this._map(s,u)))}s[r+4]=v,u.push(i/p,a/p,1/0,v,-1,p),o&&u.push(d)}else{for(let t=0;t<c;t++)u.push(s[r+t]);if(p>1)for(const t of l){const r=tc;if(!(s[r+2]<=e)){s[r+2]=e;for(let t=0;t<c;t++)u.push(s[r+t])}}}}return u}_getOriginId(t){return t-this.points.length>>5}_getOriginZoom(t){return(t-this.points.length)%32}_map(t,e,r){if(t[e+Oa]>1){const n=this.clusterProps[t[e+xa]];return r?Object.assign({},n):n}const n=this.points[t[e+ka]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function Ea(t,e,r){return{type:"Feature",id:t[e+ka],properties:Aa(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360(n-.5)),ja(t[e+1])]}};var n}function Aa(t,e,r){const n=t[e+Oa],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+xa],a=-1===i?{}:Object.assign({},r[i]);return Object.assign(a,{cluster:!0,cluster_id:t[e+ka],point_count:n,point_count_abbreviated:o})}function Pa(t){return t/360+.5}function Ma(t){const e=Math.sin(tMath.PI/180),r=.5-.25Math.log((1+e)/(1-e))/Math.PI;return r<0?0:r>1?1:r}function ja(t){const e=(180-360t)Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}var _a=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=hi(t,["maxZoom","radius"]);return(n=r.call(this,{maxZoom:o})).state={zoom:-1},n.superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},u)),n}return n(i,[{key:"calculate",value:function(t){var e=!1,r={zoom:t.map.getZoom()};if(!Wi(t.markers,this.markers)){e=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return e\|\|(this.state.zoom<=this.maxZoom\|\|r.zoom<=this.maxZoom)&&(e=!Wi(this.state,r)),this.state=r,e&&(this.clusters=this.cluster(t)),{clusters:this.clusters,changed:e}}},{key:"cluster",value:function(t){var e=this,r=t.map;return this.superCluster.getClusters([-180,-90,180,90],Math.round(r.getZoom())).map((function(t){return e.transformCluster(t)}))}},{key:"transformCluster",value:function(t){var e=c(t.geometry.coordinates,2),r=e[0],n=e[1],o=t.properties;if(o.cluster)return new gi({markers:this.superCluster.getLeaves(o.cluster_id,1/0).map((function(t){return t.properties.marker})),position:{lat:n,lng:r}});var i=o.marker;return new gi({markers:[i],position:mi.getPosition(i)})}}]),i}(Ei),Ta=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=t.viewportPadding,c=void 0===u?60:u,f=hi(t,["maxZoom","radius","viewportPadding"]);return(n=r.call(this,{maxZoom:o,viewportPadding:c})).superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},f)),n.state={zoom:-1,view:[0,0,0,0]},n}return n(i,[{key:"calculate",value:function(t){var e={zoom:Math.round(t.map.getZoom()),view:wi(t.map.getBounds(),t.mapCanvasProjection,this.viewportPadding)},r=!Wi(this.state,e);if(!Wi(t.markers,this.markers)){r=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return 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h=l+f>>1,p=o[2h],d=o[2h+1];ga(p,d,t,e)<=u&&s.push(n[h]),(0===c?t-r<=p:e-r<=d)&&(a.push(l),a.push(h-1),a.push(1-c)),(0===c?t+r>=p:e+r>=d)&&(a.push(h+1),a.push(f),a.push(1-c))}return s}}function pa(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;da(t,e,a,n,o,i),pa(t,e,r,n,a-1,1-i),pa(t,e,r,a+1,o,1-i)}function da(t,e,r,n,o,i){for(;o>n;){if(o-n>600){const a=o-n+1,s=r-n+1,u=Math.log(a),c=.5Math.exp(2u/3),f=.5Math.sqrt(uc(a-c)/a)(s-a/2<0?-1:1);da(t,e,r,Math.max(n,Math.floor(r-sc/a+f)),Math.min(o,Math.floor(r+(a-s)c/a+f)),i)}const a=e[2r+i];let s=n,u=o;for(va(t,e,n,r),e[2o+i]>a&&va(t,e,n,o);s<u;){for(va(t,e,s,u),s++,u--;e[2s+i]<a;)s++;for(;e[2u+i]>a;)u--}e[2n+i]===a?va(t,e,n,u):(u++,va(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function va(t,e,r,n){ma(t,r,n),ma(e,2r,2n),ma(e,2r+1,2n+1)}function ma(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ga(t,e,r,n){const o=t-r,i=e-n;return oo+ii}const ya={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},ba=Math.fround\|\|(wa=new Float32Array(1),t=>(wa[0]=+t,wa[0]));var wa;const ka=3,Oa=5,xa=6;class Sa{constructor(t){this.options=Object.assign(Object.create(ya),t),this.trees=new Array(this.options.maxZoom+1),this.stride=this.options.reduce?7:6,this.clusterProps=[]}load(t){const{log:e,minZoom:r,maxZoom:n}=this.options;e&&console.time("total time");const o=`prepare ${t.length} points`;e&&console.time(o),this.points=t;const i=[];for(let e=0;e<t.length;e++){const r=t[e];if(!r.geometry)continue;const[n,o]=r.geometry.coordinates,a=ba(Pa(n)),s=ba(Ma(o));i.push(a,s,1/0,e,-1,1),this.options.reduce&&i.push(0)}let a=this.trees[n+1]=this._createTree(i);e&&console.timeEnd(o);for(let t=n;t>=r;t--){const r=+Date.now();a=this.trees[t]=this._createTree(this._cluster(a,t)),e&&console.log("z%d: %d clusters in %dms",t,a.numItems,+Date.now()-r)}return e&&console.timeEnd("total time"),this}getClusters(t,e){let r=((t[0]+180)%360+360)%360-180;const n=Math.max(-90,Math.min(90,t[1]));let o=180===t[2]?180:((t[2]+180)%360+360)%360-180;const i=Math.max(-90,Math.min(90,t[3]));if(t[2]-t[0]>=360)r=-180,o=180;else if(r>o){const t=this.getClusters([r,n,180,i],e),a=this.getClusters([-180,n,o,i],e);return t.concat(a)}const a=this.trees[this._limitZoom(e)],s=a.range(Pa(r),Ma(i),Pa(o),Ma(n)),u=a.data,c=[];for(const t of s){const e=this.stridet;c.push(u[e+Oa]>1?Ea(u,e,this.clusterProps):this.points[u[e+ka]])}return c}getChildren(t){const e=this._getOriginId(t),r=this._getOriginZoom(t),n="No cluster with the specified id.",o=this.trees[r];if(!o)throw new Error(n);const i=o.data;if(ethis.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extentMath.pow(2,r-1)),s=i[ethis.stride],u=i[ethis.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=ethis.stride;i[r+4]===t&&f.push(i[r+Oa]>1?Ea(i,r,this.clusterProps):this.points[i[r+ka]])}if(0===f.length)throw new Error(n);return f}getLeaves(t,e,r){e=e\|\|10,r=r\|\|0;const n=[];return this._appendLeaves(n,t,e,r,0),n}getTile(t,e,r){const n=this.trees[this._limitZoom(t)],o=Math.pow(2,t),{extent:i,radius:a}=this.options,s=a/i,u=(r-s)/o,c=(r+1+s)/o,f={features:[]};return this._addTileFeatures(n.range((e-s)/o,u,(e+1+s)/o,c),n.data,e,r,o,f),0===e&&this._addTileFeatures(n.range(1-s/o,u,1,c),n.data,o,r,o,f),e===o-1&&this._addTileFeatures(n.range(0,u,s/o,c),n.data,-1,r,o,f),f.features.length?f:null}getClusterExpansionZoom(t){let e=this._getOriginZoom(t)-1;for(;e<=this.options.maxZoom;){const r=this.getChildren(t);if(e++,1!==r.length)break;t=r[0].properties.cluster_id}return e}_appendLeaves(t,e,r,n,o){const i=this.getChildren(e);for(const e of i){const i=e.properties;if(i&&i.cluster?o+i.point_count<=n?o+=i.point_count:o=this._appendLeaves(t,i.cluster_id,r,n,o):o<n?o++:t.push(e),t.length===r)break}return o}_createTree(t){const e=new ha(t.length/this.stride\|0,this.options.nodeSize,Float32Array);for(let r=0;r<t.length;r+=this.stride)e.add(t[r],t[r+1]);return e.finish(),e.data=t,e}_addTileFeatures(t,e,r,n,o,i){for(const a of t){const t=athis.stride,s=e[t+Oa]>1;let u,c,f;if(s)u=Aa(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ka]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Pa(n),f=Ma(o)}const l={type:1,geometry:[[Math.round(this.options.extent(co-r)),Math.round(this.options.extent(fo-n))]],tags:u};let h;h=s\|\|this.options.generateId?e[t+ka]:this.points[e[t+ka]].id,void 0!==h&&(l.id=h),i.features.push(l)}}_limitZoom(t){return Math.max(this.options.minZoom,Math.min(Math.floor(+t),this.options.maxZoom+1))}_cluster(t,e){const{radius:r,extent:n,reduce:o,minPoints:i}=this.options,a=r/(nMath.pow(2,e)),s=t.data,u=[],c=this.stride;for(let r=0;r<s.length;r+=c){if(s[r+2]<=e)continue;s[r+2]=e;const n=s[r],f=s[r+1],l=t.within(s[r],s[r+1],a),h=s[r+Oa];let p=h;for(const t of l){const r=tc;s[r+2]>e&&(p+=s[r+Oa])}if(p>h&&p>=i){let t,i=nh,a=fh,d=-1;const v=((r/c\|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=nc;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+Oa];i+=s[u]f,a+=s[u+1]f,s[u+4]=v,o&&(t\|\|(t=this._map(s,r,!0),d=this.clusterProps.length,this.clusterProps.push(t)),o(t,this._map(s,u)))}s[r+4]=v,u.push(i/p,a/p,1/0,v,-1,p),o&&u.push(d)}else{for(let t=0;t<c;t++)u.push(s[r+t]);if(p>1)for(const t of l){const r=tc;if(!(s[r+2]<=e)){s[r+2]=e;for(let t=0;t<c;t++)u.push(s[r+t])}}}}return u}_getOriginId(t){return t-this.points.length>>5}_getOriginZoom(t){return(t-this.points.length)%32}_map(t,e,r){if(t[e+Oa]>1){const n=this.clusterProps[t[e+xa]];return r?Object.assign({},n):n}const n=this.points[t[e+ka]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function Ea(t,e,r){return{type:"Feature",id:t[e+ka],properties:Aa(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360(n-.5)),ja(t[e+1])]}};var n}function Aa(t,e,r){const n=t[e+Oa],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+xa],a=-1===i?{}:Object.assign({},r[i]);return Object.assign(a,{cluster:!0,cluster_id:t[e+ka],point_count:n,point_count_abbreviated:o})}function Pa(t){return t/360+.5}function Ma(t){const e=Math.sin(tMath.PI/180),r=.5-.25Math.log((1+e)/(1-e))/Math.PI;return r<0?0:r>1?1:r}function ja(t){const e=(180-360t)Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}var _a=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=hi(t,["maxZoom","radius"]);return(n=r.call(this,{maxZoom:o})).state={zoom:-1},n.superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},u)),n}return n(i,[{key:"calculate",value:function(t){var e=!1,r={zoom:t.map.getZoom()};if(!Wi(t.markers,this.markers)){e=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return e\|\|(this.state.zoom<=this.maxZoom\|\|r.zoom<=this.maxZoom)&&(e=!Wi(this.state,r)),this.state=r,e&&(this.clusters=this.cluster(t)),{clusters:this.clusters,changed:e}}},{key:"cluster",value:function(t){var e=this,r=t.map;return this.superCluster.getClusters([-180,-90,180,90],Math.round(r.getZoom())).map((function(t){return e.transformCluster(t)}))}},{key:"transformCluster",value:function(t){var e=c(t.geometry.coordinates,2),r=e[0],n=e[1],o=t.properties;if(o.cluster)return new gi({markers:this.superCluster.getLeaves(o.cluster_id,1/0).map((function(t){return t.properties.marker})),position:{lat:n,lng:r}});var i=o.marker;return new gi({markers:[i],position:mi.getPosition(i)})}}]),i}(Ei),Ta=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.maxZoom,a=t.radius,s=void 0===a?60:a,u=t.viewportPadding,c=void 0===u?60:u,f=hi(t,["maxZoom","radius","viewportPadding"]);return(n=r.call(this,{maxZoom:o,viewportPadding:c})).superCluster=new Sa(Object.assign({maxZoom:n.maxZoom,radius:s},f)),n.state={zoom:-1,view:[0,0,0,0]},n}return n(i,[{key:"calculate",value:function(t){var e={zoom:Math.round(t.map.getZoom()),view:wi(t.map.getBounds(),t.mapCanvasProjection,this.viewportPadding)},r=!Wi(this.state,e);if(!Wi(t.markers,this.markers)){r=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=mi.getPosition(t);return{type:"Feature",geometry:{type:"Point",coordinates:[e.lng(),e.lat()]},properties:{marker:t}}}));this.superCluster.load(n)}return 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f={map:r,position:o,zIndex:u,title:s,content:c};return new google.maps.marker.AdvancedMarkerElement(f)}var l={position:o,zIndex:u,title:s,icon:{url:"data:image/svg+xml;base64,".concat(btoa(a)),anchor:new google.maps.Point(25,25)}};return new google.maps.Marker(l)}}]),t}();var hp,pp=n((function t(){e(this,t),function(t,e){for(var r in e.prototype)t.prototype[r]=e.prototype[r]}(t,google.maps.OverlayView)}));t.MarkerClustererEvents=void 0,(hp=t.MarkerClustererEvents\|\|(t.MarkerClustererEvents={})).CLUSTERING_BEGIN="clusteringbegin",hp.CLUSTERING_END="clusteringend",hp.CLUSTER_CLICK="click";var dp=function(t,e,r){r.fitBounds(e.bounds)},vp=function(r){o(a,r);var i=u(a);function a(t){var r,n=t.map,o=t.markers,s=void 0===o?[]:o,u=t.algorithmOptions,c=void 0===u?{}:u,l=t.algorithm,h=void 0===l?new _a(c):l,p=t.renderer,d=void 0===p?new lp:p,v=t.onClusterClick,m=void 0===v?dp:v;return e(this,a),(r=i.call(this)).markers=f(s),r.clusters=[],r.algorithm=h,r.renderer=d,r.onClusterClick=m,n&&r.setMap(n),r}return n(a,[{key:"addMarker",value:function(t,e){this.markers.includes(t)\|\|(this.markers.push(t),e\|\|this.render())}},{key:"addMarkers",value:function(t,e){var r=this;t.forEach((function(t){r.addMarker(t,!0)})),e\|\|this.render()}},{key:"removeMarker",value:function(t,e){var r=this.markers.indexOf(t);return-1!==r&&(mi.setMap(t,null),this.markers.splice(r,1),e\|\|this.render(),!0)}},{key:"removeMarkers",value:function(t,e){var r=this,n=!1;return t.forEach((function(t){n=r.removeMarker(t,!0)\|\|n})),n&&!e&&this.render(),n}},{key:"clearMarkers",value:function(t){this.markers.length=0,t\|\|this.render()}},{key:"render",value:function(){var e=this.getMap();if(e instanceof google.maps.Map&&e.getProjection()){google.maps.event.trigger(this,t.MarkerClustererEvents.CLUSTERING_BEGIN,this);var r=this.algorithm.calculate({markers:this.markers,map:e,mapCanvasProjection:this.getProjection()}),n=r.clusters,o=r.changed;if(o\|\|null==o){var i,a=new Set,s=p(n);try{for(s.s();!(i=s.n()).done;){var u=i.value;1==u.markers.length&&a.add(u.markers[0])}}catch(t){s.e(t)}finally{s.f()}var c,f=[],l=p(this.clusters);try{for(l.s();!(c=l.n()).done;){var h=c.value;null!=h.marker&&(1==h.markers.length?a.has(h.marker)\|\|mi.setMap(h.marker,null):f.push(h.marker))}}catch(t){l.e(t)}finally{l.f()}this.clusters=n,this.renderClusters(),requestAnimationFrame((function(){return f.forEach((function(t){return mi.setMap(t,null)}))}))}google.maps.event.trigger(this,t.MarkerClustererEvents.CLUSTERING_END,this)}}},{key:"onAdd",value:function(){this.idleListener=this.getMap().addListener("idle",this.render.bind(this)),this.render()}},{key:"onRemove",value:function(){google.maps.event.removeListener(this.idleListener),this.reset()}},{key:"reset",value:function(){this.markers.forEach((function(t){return mi.setMap(t,null)})),this.clusters.forEach((function(t){return t.delete()})),this.clusters=[]}},{key:"renderClusters",value:function(){var e=this,r=new fp(this.markers,this.clusters),n=this.getMap();this.clusters.forEach((function(o){1===o.markers.length?o.marker=o.markers[0]:(o.marker=e.renderer.render(o,r,n),o.markers.forEach((function(t){return mi.setMap(t,null)})),e.onClusterClick&&o.marker.addListener("click",(function(r){google.maps.event.trigger(e,t.MarkerClustererEvents.CLUSTER_CLICK,o),e.onClusterClick(r,o,n)}))),mi.setMap(o.marker,n)}))}}]),a}(pp);t.AbstractAlgorithm=Ei,t.AbstractViewportAlgorithm=Ai,t.Cluster=gi,t.ClusterStats=fp,t.DefaultRenderer=lp,t.GridAlgorithm=$i,t.MarkerClusterer=vp,t.MarkerUtils=mi,t.NoopAlgorithm=Hi,t.SuperClusterAlgorithm=_a,t.SuperClusterViewportAlgorithm=Ta,t.defaultOnClusterClickHandler=dp,t.distanceBetweenPoints=ki,t.extendBoundsToPaddedViewport=bi,t.extendPixelBounds=xi,t.filterMarkersToPaddedViewport=yi,t.getPaddedViewport=wi,t.noop=Pi,t.pixelBoundsToLatLngBounds=Si,Object.defineProperty(t,"__esModule",{value:!0})}));
		//# sourceMappingURL=index.umd.js.map

package.json

		{
		"name": "@googlemaps/markerclusterer",
		"version": "2.4.1",
		"version": "2.5.0",
		"description": "Creates and manages per-zoom-level clusters for large amounts of markers.",
		@@ -5,0 +5,0 @@ "keywords": [

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