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@googlemaps/markerclusterer

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@googlemaps/markerclusterer - npm Package Compare versions

Comparing version 2.2.3 to 2.3.0

2

dist/index.min.js

@@ -1,2 +0,2 @@

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i,a=!0,s=!1;return{s:function(){r=r.call(t)},n:function(){var t=r.next();return a=t.done,t},e:function(t){s=!0,i=t},f:function(){try{a||null==r.return||r.return()}finally{if(s)throw i}}}}(this.markers);try{for(r.s();!(t=r.n()).done;){var n=t.value;e.extend(pi.getPosition(n))}}catch(t){r.e(t)}finally{r.f()}return e}}},{key:"position",get:function(){return this._position||this.bounds.getCenter()}},{key:"count",get:function(){return this.markers.filter((function(t){return pi.getVisible(t)})).length}},{key:"push",value:function(t){this.markers.push(t)}},{key:"delete",value:function(){this.marker&&(pi.setMap(this.marker,null),this.marker=void 0),this.markers.length=0}}]),t}(),mi=function(t,e,r,n){var o=gi(t.getBounds(),e,n);return r.filter((function(t){return o.contains(pi.getPosition(t))}))},gi=function(t,e,r){var n=vi(t,e),o=n.northEast,i=n.southWest,a=bi({northEast:o,southWest:i},r);return wi(a,e)},yi=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=o*o+Math.cos(t.lat*Math.PI/180)*Math.cos(e.lat*Math.PI/180)*i*i;return 6371*(2*Math.atan2(Math.sqrt(a),Math.sqrt(1-a)))},vi=function(t,e){return{northEast:e.fromLatLngToDivPixel(t.getNorthEast()),southWest:e.fromLatLngToDivPixel(t.getSouthWest())}},bi=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}},wi=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)},ki=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 Si(e)}}]),t}(),Oi=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.viewportPadding,a=void 0===o?60:o,s=ci(t,["viewportPadding"]);return(n=r.call(this,s)).viewportPadding=60,n.viewportPadding=a,n}return n(i,[{key:"calculate",value:function(t){var e=t.markers,r=t.map,n=t.mapCanvasProjection;return r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:!1}:{clusters:this.cluster({markers:mi(r,n,e,this.viewportPadding),map:r,mapCanvasProjection:n})}}}]),i}(ki),Si=function(t){return t.map((function(t){return new di({position:pi.getPosition(t),markers:[t]})}))},Ei=xe("span").classList,Mi=Ei&&Ei.constructor&&Ei.constructor.prototype,ji=Mi===Object.prototype?void 0:Mi,xi=v,Pi=function(t,e){var r=[][t];return!!r&&xi((function(){r.call(null,e||function(){return 1},1)}))},Ai=ni.forEach,_i=Pi("forEach")?[].forEach:function(t){return Ai(this,t,arguments.length>1?arguments[1]:void 0)},Ci=g,Ti={CSSRuleList:0,CSSStyleDeclaration:0,CSSValueList:0,ClientRectList:0,DOMRectList:0,DOMStringList:0,DOMTokenList:1,DataTransferItemList:0,FileList:0,HTMLAllCollection:0,HTMLCollection:0,HTMLFormElement:0,HTMLSelectElement:0,MediaList:0,MimeTypeArray:0,NamedNodeMap:0,NodeList:1,PaintRequestList:0,Plugin:0,PluginArray:0,SVGLengthList:0,SVGNumberList:0,SVGPathSegList:0,SVGPointList:0,SVGStringList:0,SVGTransformList:0,SourceBufferList:0,StyleSheetList:0,TextTrackCueList:0,TextTrackList:0,TouchList:0},Li=ji,Ii=_i,Ni=or,Di=function(t){if(t&&t.forEach!==Ii)try{Ni(t,"forEach",Ii)}catch(e){t.forEach=Ii}};for(var Ri in Ti)Ti[Ri]&&Di(Ci[Ri]&&Ci[Ri].prototype);Di(Li);var Fi=S;fo({target:"URL",proto:!0,enumerable:!0},{toJSON:function(){return Fi(URL.prototype.toString,this)}});var Zi=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},zi=d(Zi),Ui=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=ci(t,["maxDistance","gridSize"]);return(n=r.call(this,c)).clusters=[],n.maxDistance=a,n.gridSize=u,n.state={zoom:null},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=!zi(this.state,o)),this.state=o,r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:i}:{clusters:this.cluster({markers:mi(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=yi(a.bounds.getCenter().toJSON(),pi.getPosition(t).toJSON());s<n&&(n=s,o=a)}if(o&&gi(o.bounds,r,this.gridSize).contains(pi.getPosition(t)))o.push(t);else{var u=new di({markers:[t]});this.clusters.push(u)}}}]),i}(Oi),Bi=function(t){o(i,t);var r=u(i);function i(t){e(this,i);var n=ci(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}(ki),Gi=Ln,Vi=In,Wi=Object.keys||function(t){return Gi(t,Vi)},$i=b,Hi=N,qi=S,Xi=v,Yi=Wi,Ki=Rn,Ji=E,Qi=Xt,ta=V,ea=Object.assign,ra=Object.defineProperty,na=Hi([].concat),oa=!ea||Xi((function(){if($i&&1!==ea({b:1},ea(ra({},"a",{enumerable:!0,get:function(){ra(this,"b",{value:3,enumerable:!1})}}),{b:2})).b)return!0;var t={},e={},r=Symbol(),n="abcdefghijklmnopqrst";return t[r]=7,n.split("").forEach((function(t){e[t]=t})),7!=ea({},t)[r]||Yi(ea({},e)).join("")!=n}))?function(t,e){for(var r=Qi(t),n=arguments.length,o=1,i=Ki.f,a=Ji.f;n>o;)for(var s,u=ta(arguments[o++]),c=i?na(Yi(u),i(u)):Yi(u),f=c.length,l=0;f>l;)s=c[l++],$i&&!qi(a,u,s)||(r[s]=u[s]);return r}:ea,ia=oa;fo({target:"Object",stat:!0,arity:2,forced:Object.assign!==ia},{assign:ia});const aa=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class sa{static from(t){if(!(t instanceof ArrayBuffer))throw new Error("Data must be an instance of ArrayBuffer.");const[e,r]=new Uint8Array(t,0,2);if(219!==e)throw new Error("Data does not appear to be in a KDBush format.");const n=r>>4;if(1!==n)throw new Error(`Got v${n} data when expected v1.`);const o=aa[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 sa(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=aa.indexOf(this.ArrayType),i=2*t*this.ArrayType.BYTES_PER_ELEMENT,a=t*this.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,2*t),this._pos=2*t,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,2*t),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 ua(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[2*a],c=i[2*a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2*h],d=i[2*h+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=r*r;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++)ha(o[2*r],o[2*r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2*h],d=o[2*h+1];ha(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 ua(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;ca(t,e,a,n,o,i),ua(t,e,r,n,a-1,1-i),ua(t,e,r,a+1,o,1-i)}function ca(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=.5*Math.exp(2*u/3),f=.5*Math.sqrt(u*c*(a-c)/a)*(s-a/2<0?-1:1);ca(t,e,r,Math.max(n,Math.floor(r-s*c/a+f)),Math.min(o,Math.floor(r+(a-s)*c/a+f)),i)}const a=e[2*r+i];let s=n,u=o;for(fa(t,e,n,r),e[2*o+i]>a&&fa(t,e,n,o);s<u;){for(fa(t,e,s,u),s++,u--;e[2*s+i]<a;)s++;for(;e[2*u+i]>a;)u--}e[2*n+i]===a?fa(t,e,n,u):(u++,fa(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function fa(t,e,r,n){la(t,r,n),la(e,2*r,2*n),la(e,2*r+1,2*n+1)}function la(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ha(t,e,r,n){const o=t-r,i=e-n;return o*o+i*i}const pa={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},da=Math.fround||(ma=new Float32Array(1),t=>(ma[0]=+t,ma[0]));var ma;const ga=3,ya=5,va=6;class ba{constructor(t){this.options=Object.assign(Object.create(pa),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=da(Oa(n)),s=da(Sa(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(Oa(r),Sa(i),Oa(o),Sa(n)),u=a.data,c=[];for(const t of s){const e=this.stride*t;c.push(u[e+ya]>1?wa(u,e,this.clusterProps):this.points[u[e+ga]])}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(e*this.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extent*Math.pow(2,r-1)),s=i[e*this.stride],u=i[e*this.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=e*this.stride;i[r+4]===t&&f.push(i[r+ya]>1?wa(i,r,this.clusterProps):this.points[i[r+ga]])}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 sa(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=a*this.stride,s=e[t+ya]>1;let u,c,f;if(s)u=ka(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ga]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Oa(n),f=Sa(o)}const l={type:1,geometry:[[Math.round(this.options.extent*(c*o-r)),Math.round(this.options.extent*(f*o-n))]],tags:u};let h;h=s||this.options.generateId?e[t+ga]:this.points[e[t+ga]].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/(n*Math.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+ya];let p=h;for(const t of l){const r=t*c;s[r+2]>e&&(p+=s[r+ya])}if(p>h&&p>=i){let t,i=n*h,a=f*h,d=-1;const m=((r/c|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=n*c;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+ya];i+=s[u]*f,a+=s[u+1]*f,s[u+4]=m,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]=m,u.push(i/p,a/p,1/0,m,-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=t*c;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+ya]>1){const n=this.clusterProps[t[e+va]];return r?Object.assign({},n):n}const n=this.points[t[e+ga]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function wa(t,e,r){return{type:"Feature",id:t[e+ga],properties:ka(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360*(n-.5)),Ea(t[e+1])]}};var n}function ka(t,e,r){const n=t[e+ya],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+va],a=-1===i?{}:Object.assign({},r[i]);return 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c=document.createElement("div");c.innerHTML=a;var f=c.firstElementChild;f.setAttribute("transform","translate(0 25)");var l={map:r,position:o,zIndex:u,title:s,content:f};return new google.maps.marker.AdvancedMarkerElement(l)}var h={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(h)}}]),t}();var hc,pc=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,(hc=t.MarkerClustererEvents||(t.MarkerClustererEvents={})).CLUSTERING_BEGIN="clusteringbegin",hc.CLUSTERING_END="clusteringend",hc.CLUSTER_CLICK="click";var dc=function(t,e,r){r.fitBounds(e.bounds)},mc=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 Ma(c):l,p=t.renderer,d=void 0===p?new lc:p,m=t.onClusterClick,g=void 0===m?dc:m;return e(this,a),(r=i.call(this)).markers=f(s),r.clusters=[],r.algorithm=h,r.renderer=d,r.onClusterClick=g,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&&(pi.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;(o||null==o)&&(this.reset(),this.clusters=n,this.renderClusters()),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 pi.setMap(t,null)})),this.clusters.forEach((function(t){return t.delete()})),this.clusters=[]}},{key:"renderClusters",value:function(){var e=this,r=new fc(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),e.onClusterClick&&o.marker.addListener("click",(function(r){google.maps.event.trigger(e,t.MarkerClustererEvents.CLUSTER_CLICK,o),e.onClusterClick(r,o,n)}))),pi.setMap(o.marker,n)}))}}]),a}(pc);return t.AbstractAlgorithm=ki,t.AbstractViewportAlgorithm=Oi,t.Cluster=di,t.ClusterStats=fc,t.DefaultRenderer=lc,t.GridAlgorithm=Ui,t.MarkerClusterer=mc,t.NoopAlgorithm=Bi,t.SuperClusterAlgorithm=Ma,t.defaultOnClusterClickHandler=dc,t.distanceBetweenPoints=yi,t.extendBoundsToPaddedViewport=gi,t.extendPixelBounds=bi,t.filterMarkersToPaddedViewport=mi,t.noop=Si,t.pixelBoundsToLatLngBounds=wi,Object.defineProperty(t,"__esModule",{value:!0}),t}({});
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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=o*o+Math.cos(t.lat*Math.PI/180)*Math.cos(e.lat*Math.PI/180)*i*i;return 6371*(2*Math.atan2(Math.sqrt(a),Math.sqrt(1-a)))},vi=function(t,e){return{northEast:e.fromLatLngToDivPixel(t.getNorthEast()),southWest:e.fromLatLngToDivPixel(t.getSouthWest())}},bi=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}},wi=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)},ki=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 Si(e)}}]),t}(),Oi=function(t){o(i,t);var r=u(i);function i(t){var n;e(this,i);var o=t.viewportPadding,a=void 0===o?60:o,s=ci(t,["viewportPadding"]);return(n=r.call(this,s)).viewportPadding=60,n.viewportPadding=a,n}return n(i,[{key:"calculate",value:function(t){var e=t.markers,r=t.map,n=t.mapCanvasProjection;return r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:!1}:{clusters:this.cluster({markers:mi(r,n,e,this.viewportPadding),map:r,mapCanvasProjection:n})}}}]),i}(ki),Si=function(t){return t.map((function(t){return new di({position:pi.getPosition(t),markers:[t]})}))},Ei=xe("span").classList,Mi=Ei&&Ei.constructor&&Ei.constructor.prototype,ji=Mi===Object.prototype?void 0:Mi,xi=v,Pi=function(t,e){var r=[][t];return!!r&&xi((function(){r.call(null,e||function(){return 1},1)}))},Ai=ni.forEach,_i=Pi("forEach")?[].forEach:function(t){return Ai(this,t,arguments.length>1?arguments[1]:void 0)},Ci=g,Ti={CSSRuleList:0,CSSStyleDeclaration:0,CSSValueList:0,ClientRectList:0,DOMRectList:0,DOMStringList:0,DOMTokenList:1,DataTransferItemList:0,FileList:0,HTMLAllCollection:0,HTMLCollection:0,HTMLFormElement:0,HTMLSelectElement:0,MediaList:0,MimeTypeArray:0,NamedNodeMap:0,NodeList:1,PaintRequestList:0,Plugin:0,PluginArray:0,SVGLengthList:0,SVGNumberList:0,SVGPathSegList:0,SVGPointList:0,SVGStringList:0,SVGTransformList:0,SourceBufferList:0,StyleSheetList:0,TextTrackCueList:0,TextTrackList:0,TouchList:0},Li=ji,Ii=_i,Ni=or,Di=function(t){if(t&&t.forEach!==Ii)try{Ni(t,"forEach",Ii)}catch(e){t.forEach=Ii}};for(var Ri in Ti)Ti[Ri]&&Di(Ci[Ri]&&Ci[Ri].prototype);Di(Li);var Fi=S;fo({target:"URL",proto:!0,enumerable:!0},{toJSON:function(){return Fi(URL.prototype.toString,this)}});var Zi=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},zi=d(Zi),Ui=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=ci(t,["maxDistance","gridSize"]);return(n=r.call(this,c)).clusters=[],n.maxDistance=a,n.gridSize=u,n.state={zoom:null},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=!zi(this.state,o)),this.state=o,r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:i}:{clusters:this.cluster({markers:mi(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=yi(a.bounds.getCenter().toJSON(),pi.getPosition(t).toJSON());s<n&&(n=s,o=a)}if(o&&gi(o.bounds,r,this.gridSize).contains(pi.getPosition(t)))o.push(t);else{var u=new di({markers:[t]});this.clusters.push(u)}}}]),i}(Oi),Bi=function(t){o(i,t);var r=u(i);function i(t){e(this,i);var n=ci(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}(ki),Gi=Ln,Vi=In,Wi=Object.keys||function(t){return Gi(t,Vi)},$i=b,Hi=N,qi=S,Xi=v,Yi=Wi,Ki=Rn,Ji=E,Qi=Xt,ta=V,ea=Object.assign,ra=Object.defineProperty,na=Hi([].concat),oa=!ea||Xi((function(){if($i&&1!==ea({b:1},ea(ra({},"a",{enumerable:!0,get:function(){ra(this,"b",{value:3,enumerable:!1})}}),{b:2})).b)return!0;var t={},e={},r=Symbol(),n="abcdefghijklmnopqrst";return t[r]=7,n.split("").forEach((function(t){e[t]=t})),7!=ea({},t)[r]||Yi(ea({},e)).join("")!=n}))?function(t,e){for(var r=Qi(t),n=arguments.length,o=1,i=Ki.f,a=Ji.f;n>o;)for(var s,u=ta(arguments[o++]),c=i?na(Yi(u),i(u)):Yi(u),f=c.length,l=0;f>l;)s=c[l++],$i&&!qi(a,u,s)||(r[s]=u[s]);return r}:ea,ia=oa;fo({target:"Object",stat:!0,arity:2,forced:Object.assign!==ia},{assign:ia});const aa=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class sa{static from(t){if(!(t instanceof ArrayBuffer))throw new Error("Data must be an instance of ArrayBuffer.");const[e,r]=new Uint8Array(t,0,2);if(219!==e)throw new Error("Data does not appear to be in a KDBush format.");const n=r>>4;if(1!==n)throw new Error(`Got v${n} data when expected v1.`);const o=aa[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 sa(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=aa.indexOf(this.ArrayType),i=2*t*this.ArrayType.BYTES_PER_ELEMENT,a=t*this.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,2*t),this._pos=2*t,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,2*t),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 ua(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[2*a],c=i[2*a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2*h],d=i[2*h+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=r*r;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++)ha(o[2*r],o[2*r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2*h],d=o[2*h+1];ha(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 ua(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;ca(t,e,a,n,o,i),ua(t,e,r,n,a-1,1-i),ua(t,e,r,a+1,o,1-i)}function ca(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=.5*Math.exp(2*u/3),f=.5*Math.sqrt(u*c*(a-c)/a)*(s-a/2<0?-1:1);ca(t,e,r,Math.max(n,Math.floor(r-s*c/a+f)),Math.min(o,Math.floor(r+(a-s)*c/a+f)),i)}const a=e[2*r+i];let s=n,u=o;for(fa(t,e,n,r),e[2*o+i]>a&&fa(t,e,n,o);s<u;){for(fa(t,e,s,u),s++,u--;e[2*s+i]<a;)s++;for(;e[2*u+i]>a;)u--}e[2*n+i]===a?fa(t,e,n,u):(u++,fa(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function fa(t,e,r,n){la(t,r,n),la(e,2*r,2*n),la(e,2*r+1,2*n+1)}function la(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ha(t,e,r,n){const o=t-r,i=e-n;return o*o+i*i}const pa={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},da=Math.fround||(ma=new Float32Array(1),t=>(ma[0]=+t,ma[0]));var ma;const ga=3,ya=5,va=6;class ba{constructor(t){this.options=Object.assign(Object.create(pa),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=da(Oa(n)),s=da(Sa(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(Oa(r),Sa(i),Oa(o),Sa(n)),u=a.data,c=[];for(const t of s){const e=this.stride*t;c.push(u[e+ya]>1?wa(u,e,this.clusterProps):this.points[u[e+ga]])}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(e*this.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extent*Math.pow(2,r-1)),s=i[e*this.stride],u=i[e*this.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=e*this.stride;i[r+4]===t&&f.push(i[r+ya]>1?wa(i,r,this.clusterProps):this.points[i[r+ga]])}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 sa(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=a*this.stride,s=e[t+ya]>1;let u,c,f;if(s)u=ka(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ga]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Oa(n),f=Sa(o)}const l={type:1,geometry:[[Math.round(this.options.extent*(c*o-r)),Math.round(this.options.extent*(f*o-n))]],tags:u};let h;h=s||this.options.generateId?e[t+ga]:this.points[e[t+ga]].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/(n*Math.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+ya];let p=h;for(const t of l){const r=t*c;s[r+2]>e&&(p+=s[r+ya])}if(p>h&&p>=i){let t,i=n*h,a=f*h,d=-1;const m=((r/c|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=n*c;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+ya];i+=s[u]*f,a+=s[u+1]*f,s[u+4]=m,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]=m,u.push(i/p,a/p,1/0,m,-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=t*c;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+ya]>1){const n=this.clusterProps[t[e+va]];return r?Object.assign({},n):n}const n=this.points[t[e+ga]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function wa(t,e,r){return{type:"Feature",id:t[e+ga],properties:ka(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360*(n-.5)),Ea(t[e+1])]}};var n}function ka(t,e,r){const n=t[e+ya],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+va],a=-1===i?{}:Object.assign({},r[i]);return 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0)},Ti=g,Ci={CSSRuleList:0,CSSStyleDeclaration:0,CSSValueList:0,ClientRectList:0,DOMRectList:0,DOMStringList:0,DOMTokenList:1,DataTransferItemList:0,FileList:0,HTMLAllCollection:0,HTMLCollection:0,HTMLFormElement:0,HTMLSelectElement:0,MediaList:0,MimeTypeArray:0,NamedNodeMap:0,NodeList:1,PaintRequestList:0,Plugin:0,PluginArray:0,SVGLengthList:0,SVGNumberList:0,SVGPathSegList:0,SVGPointList:0,SVGStringList:0,SVGTransformList:0,SourceBufferList:0,StyleSheetList:0,TextTrackCueList:0,TextTrackList:0,TouchList:0},Li=xi,Ii=_i,Ni=or,Di=function(t){if(t&&t.forEach!==Ii)try{Ni(t,"forEach",Ii)}catch(e){t.forEach=Ii}};for(var Ri in Ci)Ci[Ri]&&Di(Ti[Ri]&&Ti[Ri].prototype);Di(Li);var Fi=S;fo({target:"URL",proto:!0,enumerable:!0},{toJSON:function(){return Fi(URL.prototype.toString,this)}});var Zi=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},zi=d(Zi),Ui=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=ci(t,["maxDistance","gridSize"]);return(n=r.call(this,c)).clusters=[],n.maxDistance=a,n.gridSize=u,n.state={zoom:null},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=!zi(this.state,o)),this.state=o,r.getZoom()>=this.maxZoom?{clusters:this.noop({markers:e}),changed:i}:{clusters:this.cluster({markers:mi(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=yi(a.bounds.getCenter().toJSON(),pi.getPosition(t).toJSON());s<n&&(n=s,o=a)}if(o&&gi(o.bounds,r,this.gridSize).contains(pi.getPosition(t)))o.push(t);else{var u=new di({markers:[t]});this.clusters.push(u)}}}]),i}(Oi),Bi=function(t){o(i,t);var r=u(i);function i(t){e(this,i);var n=ci(t,[]);return r.call(this,n)}return n(i,[{key:"calculate",value:function(t){var 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aa=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class sa{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=aa[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 sa(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=aa.indexOf(this.ArrayType),i=2*t*this.ArrayType.BYTES_PER_ELEMENT,a=t*this.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,2*t),this._pos=2*t,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,2*t),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 ua(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[2*a],c=i[2*a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2*h],d=i[2*h+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=r*r;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++)ha(o[2*r],o[2*r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2*h],d=o[2*h+1];ha(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 ua(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;ca(t,e,a,n,o,i),ua(t,e,r,n,a-1,1-i),ua(t,e,r,a+1,o,1-i)}function ca(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=.5*Math.exp(2*u/3),f=.5*Math.sqrt(u*c*(a-c)/a)*(s-a/2<0?-1:1);ca(t,e,r,Math.max(n,Math.floor(r-s*c/a+f)),Math.min(o,Math.floor(r+(a-s)*c/a+f)),i)}const a=e[2*r+i];let s=n,u=o;for(fa(t,e,n,r),e[2*o+i]>a&&fa(t,e,n,o);s<u;){for(fa(t,e,s,u),s++,u--;e[2*s+i]<a;)s++;for(;e[2*u+i]>a;)u--}e[2*n+i]===a?fa(t,e,n,u):(u++,fa(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function fa(t,e,r,n){la(t,r,n),la(e,2*r,2*n),la(e,2*r+1,2*n+1)}function la(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ha(t,e,r,n){const o=t-r,i=e-n;return o*o+i*i}const pa={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},da=Math.fround||(ma=new Float32Array(1),t=>(ma[0]=+t,ma[0]));var ma;const ga=3,ya=5,va=6;class ba{constructor(t){this.options=Object.assign(Object.create(pa),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=da(Oa(n)),s=da(Sa(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(Oa(r),Sa(i),Oa(o),Sa(n)),u=a.data,c=[];for(const t of s){const e=this.stride*t;c.push(u[e+ya]>1?wa(u,e,this.clusterProps):this.points[u[e+ga]])}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(e*this.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extent*Math.pow(2,r-1)),s=i[e*this.stride],u=i[e*this.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=e*this.stride;i[r+4]===t&&f.push(i[r+ya]>1?wa(i,r,this.clusterProps):this.points[i[r+ga]])}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 sa(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=a*this.stride,s=e[t+ya]>1;let u,c,f;if(s)u=ka(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ga]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Oa(n),f=Sa(o)}const l={type:1,geometry:[[Math.round(this.options.extent*(c*o-r)),Math.round(this.options.extent*(f*o-n))]],tags:u};let h;h=s||this.options.generateId?e[t+ga]:this.points[e[t+ga]].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/(n*Math.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+ya];let p=h;for(const t of l){const r=t*c;s[r+2]>e&&(p+=s[r+ya])}if(p>h&&p>=i){let t,i=n*h,a=f*h,d=-1;const m=((r/c|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=n*c;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+ya];i+=s[u]*f,a+=s[u+1]*f,s[u+4]=m,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]=m,u.push(i/p,a/p,1/0,m,-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=t*c;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+ya]>1){const n=this.clusterProps[t[e+va]];return r?Object.assign({},n):n}const n=this.points[t[e+ga]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function wa(t,e,r){return{type:"Feature",id:t[e+ga],properties:ka(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360*(n-.5)),Ea(t[e+1])]}};var n}function ka(t,e,r){const n=t[e+ya],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+va],a=-1===i?{}:Object.assign({},r[i]);return Object.assign(a,{cluster:!0,cluster_id:t[e+ga],point_count:n,point_count_abbreviated:o})}function Oa(t){return t/360+.5}function Sa(t){const e=Math.sin(t*Math.PI/180),r=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return r<0?0:r>1?1:r}function Ea(t){const e=(180-360*t)*Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}var Ma=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=ci(t,["maxZoom","radius"]);return(n=r.call(this,{maxZoom:o})).superCluster=new ba(Object.assign({maxZoom:n.maxZoom,radius:s},u)),n.state={zoom:null},n}return n(i,[{key:"calculate",value:function(t){var e=!1,r={zoom:t.map.getZoom()};if(!zi(t.markers,this.markers)){e=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=pi.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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aa=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];class sa{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=aa[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 sa(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=aa.indexOf(this.ArrayType),i=2*t*this.ArrayType.BYTES_PER_ELEMENT,a=t*this.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,2*t),this._pos=2*t,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,2*t),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 ua(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[2*a],c=i[2*a+1];s>=t&&s<=r&&c>=e&&c<=n&&u.push(o[a])}continue}const h=l+f>>1,p=i[2*h],d=i[2*h+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=r*r;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++)ha(o[2*r],o[2*r+1],t,e)<=u&&s.push(n[r]);continue}const h=l+f>>1,p=o[2*h],d=o[2*h+1];ha(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 ua(t,e,r,n,o,i){if(o-n<=r)return;const a=n+o>>1;ca(t,e,a,n,o,i),ua(t,e,r,n,a-1,1-i),ua(t,e,r,a+1,o,1-i)}function ca(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=.5*Math.exp(2*u/3),f=.5*Math.sqrt(u*c*(a-c)/a)*(s-a/2<0?-1:1);ca(t,e,r,Math.max(n,Math.floor(r-s*c/a+f)),Math.min(o,Math.floor(r+(a-s)*c/a+f)),i)}const a=e[2*r+i];let s=n,u=o;for(fa(t,e,n,r),e[2*o+i]>a&&fa(t,e,n,o);s<u;){for(fa(t,e,s,u),s++,u--;e[2*s+i]<a;)s++;for(;e[2*u+i]>a;)u--}e[2*n+i]===a?fa(t,e,n,u):(u++,fa(t,e,u,o)),u<=r&&(n=u+1),r<=u&&(o=u-1)}}function fa(t,e,r,n){la(t,r,n),la(e,2*r,2*n),la(e,2*r+1,2*n+1)}function la(t,e,r){const n=t[e];t[e]=t[r],t[r]=n}function ha(t,e,r,n){const o=t-r,i=e-n;return o*o+i*i}const pa={minZoom:0,maxZoom:16,minPoints:2,radius:40,extent:512,nodeSize:64,log:!1,generateId:!1,reduce:null,map:t=>t},da=Math.fround||(ma=new Float32Array(1),t=>(ma[0]=+t,ma[0]));var ma;const ga=3,ya=5,va=6;class ba{constructor(t){this.options=Object.assign(Object.create(pa),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=da(Oa(n)),s=da(Sa(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(Oa(r),Sa(i),Oa(o),Sa(n)),u=a.data,c=[];for(const t of s){const e=this.stride*t;c.push(u[e+ya]>1?wa(u,e,this.clusterProps):this.points[u[e+ga]])}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(e*this.stride>=i.length)throw new Error(n);const a=this.options.radius/(this.options.extent*Math.pow(2,r-1)),s=i[e*this.stride],u=i[e*this.stride+1],c=o.within(s,u,a),f=[];for(const e of c){const r=e*this.stride;i[r+4]===t&&f.push(i[r+ya]>1?wa(i,r,this.clusterProps):this.points[i[r+ga]])}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 sa(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=a*this.stride,s=e[t+ya]>1;let u,c,f;if(s)u=ka(e,t,this.clusterProps),c=e[t],f=e[t+1];else{const r=this.points[e[t+ga]];u=r.properties;const[n,o]=r.geometry.coordinates;c=Oa(n),f=Sa(o)}const l={type:1,geometry:[[Math.round(this.options.extent*(c*o-r)),Math.round(this.options.extent*(f*o-n))]],tags:u};let h;h=s||this.options.generateId?e[t+ga]:this.points[e[t+ga]].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/(n*Math.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+ya];let p=h;for(const t of l){const r=t*c;s[r+2]>e&&(p+=s[r+ya])}if(p>h&&p>=i){let t,i=n*h,a=f*h,d=-1;const m=((r/c|0)<<5)+(e+1)+this.points.length;for(const n of l){const u=n*c;if(s[u+2]<=e)continue;s[u+2]=e;const f=s[u+ya];i+=s[u]*f,a+=s[u+1]*f,s[u+4]=m,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]=m,u.push(i/p,a/p,1/0,m,-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=t*c;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+ya]>1){const n=this.clusterProps[t[e+va]];return r?Object.assign({},n):n}const n=this.points[t[e+ga]].properties,o=this.options.map(n);return r&&o===n?Object.assign({},o):o}}function wa(t,e,r){return{type:"Feature",id:t[e+ga],properties:ka(t,e,r),geometry:{type:"Point",coordinates:[(n=t[e],360*(n-.5)),Ea(t[e+1])]}};var n}function ka(t,e,r){const n=t[e+ya],o=n>=1e4?`${Math.round(n/1e3)}k`:n>=1e3?Math.round(n/100)/10+"k":n,i=t[e+va],a=-1===i?{}:Object.assign({},r[i]);return Object.assign(a,{cluster:!0,cluster_id:t[e+ga],point_count:n,point_count_abbreviated:o})}function Oa(t){return t/360+.5}function Sa(t){const e=Math.sin(t*Math.PI/180),r=.5-.25*Math.log((1+e)/(1-e))/Math.PI;return r<0?0:r>1?1:r}function Ea(t){const e=(180-360*t)*Math.PI/180;return 360*Math.atan(Math.exp(e))/Math.PI-90}var Ma=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=ci(t,["maxZoom","radius"]);return(n=r.call(this,{maxZoom:o})).superCluster=new ba(Object.assign({maxZoom:n.maxZoom,radius:s},u)),n.state={zoom:null},n}return n(i,[{key:"calculate",value:function(t){var e=!1,r={zoom:t.map.getZoom()};if(!zi(t.markers,this.markers)){e=!0,this.markers=f(t.markers);var n=this.markers.map((function(t){var e=pi.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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t(r,n){e(this,t),this.markers={sum:r.length};var o=n.map((function(t){return t.count})),i=o.reduce((function(t,e){return t+e}),0);this.clusters={count:n.length,markers:{mean:i/n.length,sum:i,min:Math.min.apply(Math,f(o)),max:Math.max.apply(Math,f(o))}}})),lc=function(){function t(){e(this,t)}return n(t,[{key:"render",value:function(t,e,r){var n=t.count,o=t.position,i=n>Math.max(10,e.clusters.markers.mean)?"#ff0000":"#0000ff",a='<svg fill="'.concat(i,'" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 240 240" width="50" height="50">\n<circle cx="120" cy="120" opacity=".6" r="70" />\n<circle cx="120" cy="120" opacity=".3" r="90" />\n<circle cx="120" cy="120" opacity=".2" r="110" />\n<text x="50%" y="50%" style="fill:#fff" text-anchor="middle" font-size="50" dominant-baseline="middle" font-family="roboto,arial,sans-serif">').concat(n,"</text>\n</svg>"),s="Cluster of ".concat(n," markers"),u=Number(google.maps.Marker.MAX_ZINDEX)+n;if(pi.isAdvancedMarkerAvailable(r)){var c=document.createElement("div");c.innerHTML=a;var f=c.firstElementChild;f.setAttribute("transform","translate(0 25)");var l={map:r,position:o,zIndex:u,title:s,content:f};return new google.maps.marker.AdvancedMarkerElement(l)}var h={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(h)}}]),t}();var hc,pc=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,(hc=t.MarkerClustererEvents||(t.MarkerClustererEvents={})).CLUSTERING_BEGIN="clusteringbegin",hc.CLUSTERING_END="clusteringend",hc.CLUSTER_CLICK="click";var dc=function(t,e,r){r.fitBounds(e.bounds)},mc=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 Ma(c):l,p=t.renderer,d=void 0===p?new lc:p,m=t.onClusterClick,g=void 0===m?dc:m;return e(this,a),(r=i.call(this)).markers=f(s),r.clusters=[],r.algorithm=h,r.renderer=d,r.onClusterClick=g,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&&(pi.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;(o||null==o)&&(this.reset(),this.clusters=n,this.renderClusters()),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 pi.setMap(t,null)})),this.clusters.forEach((function(t){return t.delete()})),this.clusters=[]}},{key:"renderClusters",value:function(){var e=this,r=new fc(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),e.onClusterClick&&o.marker.addListener("click",(function(r){google.maps.event.trigger(e,t.MarkerClustererEvents.CLUSTER_CLICK,o),e.onClusterClick(r,o,n)}))),pi.setMap(o.marker,n)}))}}]),a}(pc);t.AbstractAlgorithm=ki,t.AbstractViewportAlgorithm=Oi,t.Cluster=di,t.ClusterStats=fc,t.DefaultRenderer=lc,t.GridAlgorithm=Ui,t.MarkerClusterer=mc,t.NoopAlgorithm=Bi,t.SuperClusterAlgorithm=Ma,t.defaultOnClusterClickHandler=dc,t.distanceBetweenPoints=yi,t.extendBoundsToPaddedViewport=gi,t.extendPixelBounds=bi,t.filterMarkersToPaddedViewport=mi,t.noop=Si,t.pixelBoundsToLatLngBounds=wi,Object.defineProperty(t,"__esModule",{value:!0})}));
//# sourceMappingURL=index.umd.js.map

2

package.json
{
"name": "@googlemaps/markerclusterer",
"version": "2.2.3",
"version": "2.3.0",
"description": "Creates and manages per-zoom-level clusters for large amounts of markers.",

@@ -5,0 +5,0 @@ "keywords": [

dist/index.dev.js

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dist/index.min.js.map

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dist/index.umd.js.map

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