google-clustr/dist/index.js

Performant Google Maps Point Clustering

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p;if(r&&(r=!1,e.eventDiv_.style.cursor="pointer",google.maps.event.trigger(e.marker_,"mouseup",i)),t){if(g){p=e.getProjection().fromLatLngToDivPixel(e.marker_.getPosition()),p.y+=u,e.marker_.setPosition(e.getProjection().fromDivPixelToLatLng(p));try{e.marker_.setAnimation(google.maps.Animation.BOUNCE),setTimeout(l,1406)}catch{}}e.crossDiv_.style.display="none",e.marker_.setZIndex(n),s=!0,t=!1,i.latLng=e.marker_.getPosition(),google.maps.event.trigger(e.marker_,"dragend",i)}}),google.maps.event.addListener(e.marker_.getMap(),"mousemove",function(i){var p;r&&(t?(i.latLng=new google.maps.LatLng(i.latLng.lat()-o,i.latLng.lng()-a),p=e.getProjection().fromLatLngToDivPixel(i.latLng),g&&(e.crossDiv_.style.left=p.x+"px",e.crossDiv_.style.top=p.y+"px",e.crossDiv_.style.display="",p.y-=u),e.marker_.setPosition(e.getProjection().fromDivPixelToLatLng(p)),g&&(e.eventDiv_.style.top=p.y+u+"px"),google.maps.event.trigger(e.marker_,"drag",i)):(o=i.latLng.lat()-e.marker_.getPosition().lat(),a=i.latLng.lng()-e.marker_.getPosition().lng(),n=e.marker_.getZIndex(),d=e.marker_.getPosition(),c=e.marker_.getMap().getCenter(),g=e.marker_.get("raiseOnDrag"),t=!0,e.marker_.setZIndex(1e6),i.latLng=e.marker_.getPosition(),google.maps.event.trigger(e.marker_,"dragstart",i)))}),google.maps.event.addDomListener(document,"keydown",function(i){t&&i.keyCode===27&&(g=!1,e.marker_.setPosition(d),e.marker_.getMap().setCenter(c),google.maps.event.trigger(document,"mouseup",i))}),google.maps.event.addDomListener(this.labelDiv_,"click",function(i){(e.marker_.getDraggable()||e.marker_.getClickable())&&(s?s=!1:(google.maps.event.trigger(e.marker_,"click",i),h(i)))}),google.maps.event.addDomListener(this.labelDiv_,"dblclick",function(i){(e.marker_.getDraggable()||e.marker_.getClickable())&&(google.maps.event.trigger(e.marker_,"dblclick",i),h(i))}),google.maps.event.addListener(this.marker_,"dragstart",function(i){t||(g=this.get("raiseOnDrag"))}),google.maps.event.addListener(this.marker_,"drag",function(i){t||g&&(e.setPosition(u),e.labelDiv_.style.zIndex=1e6+(this.get("labelInBackground")?-1:1))}),google.maps.event.addListener(this.marker_,"dragend",function(i){t||g&&e.setPosition(0)}),google.maps.event.addListener(this.marker_,"position_changed",function(){e.setPosition()}),google.maps.event.addListener(this.marker_,"zindex_changed",function(){e.setZIndex()}),google.maps.event.addListener(this.marker_,"visible_changed",function(){e.setVisible()}),google.maps.event.addListener(this.marker_,"labelvisible_changed",function(){e.setVisible()}),google.maps.event.addListener(this.marker_,"title_changed",function(){e.setTitle()}),google.maps.event.addListener(this.marker_,"labelcontent_changed",function(){e.setContent()}),google.maps.event.addListener(this.marker_,"labelanchor_changed",function(){e.setAnchor()}),google.maps.event.addListener(this.marker_,"labelclass_changed",function(){e.setStyles()}),google.maps.event.addListener(this.marker_,"labelstyle_changed",function(){e.setStyles()})]};C.prototype.onRemove=function(){var e;for(this.labelDiv_.parentNode.removeChild(this.labelDiv_),e=0;e<this.listeners_.length;e++)google.maps.event.removeListener(this.listeners_[e])};C.prototype.draw=function(){this.setContent(),this.setTitle(),this.setStyles(),this.setDataSet()};C.prototype.setContent=function(){var e=this.marker_.get("labelContent");typeof e.nodeType>"u"?this.labelDiv_.innerHTML=e:(this.labelDiv_.innerHTML="",this.labelDiv_.appendChild(e))};C.prototype.setDataSet=function(){this.marker_.get("data").forEach((r,t)=>{this.labelDiv_.dataset[Object.keys(r)[0]]=r[Object.keys(r)[0]]})};C.prototype.setTitle=function(){this.labelDiv_.title=this.marker_.getTitle()||""};C.prototype.setStyles=function(){var e,r;this.labelDiv_.className=this.marker_.get("labelClass"),this.labelDiv_.style.cssText="",r=this.marker_.get("labelStyle");for(e in r)r.hasOwnProperty(e)&&(this.labelDiv_.style[e]=r[e]);this.setMandatoryStyles()};C.prototype.setMandatoryStyles=function(){this.labelDiv_.style.position="absolute",this.labelDiv_.style.overflow="hidden",typeof this.labelDiv_.style.opacity<"u"&&this.labelDiv_.style.opacity!==""&&(this.labelDiv_.style.MsFilter='"progid:DXImageTransform.Microsoft.Alpha(opacity='+this.labelDiv_.style.opacity*100+')"',this.labelDiv_.style.filter="alpha(opacity="+this.labelDiv_.style.opacity*100+")"),this.setAnchor(),this.setPosition(),this.setVisible()};C.prototype.setAnchor=function(){var e=this.marker_.get("labelAnchor");this.labelDiv_.style.marginLeft=-e.x+"px",this.labelDiv_.style.marginTop=-e.y+"px"};C.prototype.setPosition=function(e){var r=this.getProjection().fromLatLngToDivPixel(this.marker_.getPosition());typeof e>"u"&&(e=0),this.labelDiv_.style.left=Math.round(r.x)+"px",this.labelDiv_.style.top=Math.round(r.y-e)+"px",this.setZIndex()};C.prototype.setZIndex=function(){var e=this.marker_.get("labelInBackground")?-1:1;typeof this.marker_.getZIndex()>"u"?this.labelDiv_.style.zIndex=parseInt(this.labelDiv_.style.top,10)+e:this.labelDiv_.style.zIndex=this.marker_.getZIndex()+e};C.prototype.setVisible=function(){this.marker_.get("labelVisible")?this.labelDiv_.style.display=this.marker_.getVisible()?"block":"none":this.labelDiv_.style.display="none"};function me(e){e=e||{},e.labelContent=e.labelContent||"",e.labelAnchor=e.labelAnchor||new google.maps.Point(0,0),e.labelClass=e.labelClass||"markerLabels",e.labelStyle=e.labelStyle||{},e.labelInBackground=e.labelInBackground||!1,typeof e.labelVisible>"u"&&(e.labelVisible=!0),typeof e.raiseOnDrag>"u"&&(e.raiseOnDrag=!0),typeof e.clickable>"u"&&(e.clickable=!0),typeof e.draggable>"u"&&(e.draggable=!1),typeof e.optimized>"u"&&(e.optimized=!1),e.crossImage=e.crossImage||"http"+(document.location.protocol==="https:"?"s":"")+"://maps.gstatic.com/intl/en_us/mapfiles/drag_cross_67_16.png",e.handCursor=e.handCursor||"http"+(document.location.protocol==="https:"?"s":"")+"://maps.gstatic.com/intl/en_us/mapfiles/closedhand_8_8.cur",e.optimized=!1,this.label=new C(e.id,this,e.crossImage,e.handCursor),google.maps.Marker.apply(this,arguments)}Je(me,google.maps.Marker);me.prototype.setMap=function(e){google.maps.Marker.prototype.setMap.apply(this,arguments),this.label.setMap(e)};et.exports=me});var nt=j((tn,rt)=>{"use strict";var or={}.hasOwnProperty,sr=[].slice,ir=function(){function e(c,u){var f,h,l,i;this.map=c,u==null&&(u={});for(f in u)or.call(u,f)&&(h=u[f],this[f]=h);for(this.e=new this.constructor.g(this.map),this.n(),this.b={},i=["click","zoom_changed","maptypeid_changed"],h=0,l=i.length;h<l;h++)f=i[h],r.addListener(this.map,f,function(p){return function(){return p.unspiderfy()}}(this))}var r,t,n,o,a,s,g,d;for(s=e.prototype,d=[e,s],o=0,a=d.length;o<a;o++)n=d[o],n.VERSION="0.3.3";return t=google.maps,r=t.event,a=t.MapTypeId,g=2*Math.PI,s.keepSpiderfied=!1,s.markersWontHide=!1,s.markersWontMove=!1,s.nearbyDistance=20,s.circleSpiralSwitchover=9,s.circleFootSeparation=23,s.circleStartAngle=g/12,s.spiralFootSeparation=26,s.spiralLengthStart=11,s.spiralLengthFactor=4,s.spiderfiedZIndex=1e3,s.usualLegZIndex=10,s.highlightedLegZIndex=20,s.event="click",s.minZoomLevel=!1,s.legWeight=1.5,s.legColors={usual:{},highlighted:{}},o=s.legColors.usual,n=s.legColors.highlighted,o[a.HYBRID]=o[a.SATELLITE]="#fff",n[a.HYBRID]=n[a.SATELLITE]="#f00",o[a.TERRAIN]=o[a.ROADMAP]="#444",n[a.TERRAIN]=n[a.ROADMAP]="#f00",s.n=function(){this.a=[],this.j=[]},s.addMarker=function(c){var u;return c._oms!=null?this:(c._oms=!0,u=[r.addListener(c,this.event,function(f){return function(h){return f.G(c,h)}}(this))],this.markersWontHide||u.push(r.addListener(c,"visible_changed",function(f){return function(){return f.o(c,!1)}}(this))),this.markersWontMove||u.push(r.addListener(c,"position_changed",function(f){return function(){return f.o(c,!0)}}(this))),this.j.push(u),this.a.push(c),this)},s.o=function(c,u){if(c._omsData!=null&&(u||!c.getVisible())&&this.s==null&&this.t==null)return this.unspiderfy(u?c:null)},s.getMarkers=function(){return this.a.slice(0)},s.removeMarker=function(c){var u,f,h,l,i;if(c._omsData!=null&&this.unspiderfy(),u=this.m(this.a,c),0>u)return this;for(h=this.j.splice(u,1)[0],l=0,i=h.length;l<i;l++)f=h[l],r.removeListener(f);return delete c._oms,this.a.splice(u,1),this},s.clearMarkers=function(){var c,u,f,h,l,i,p,m;for(this.unspiderfy(),m=this.a,c=h=0,i=m.length;h<i;c=++h){for(f=m[c],u=this.j[c],l=0,p=u.length;l<p;l++)c=u[l],r.removeListener(c);delete f._oms}return this.n(),this},s.addListener=function(c,u){var f;return((f=this.b)[c]!=null?f[c]:f[c]=[]).push(u),this},s.removeListener=function(c,u){var f;return f=this.m(this.b[c],u),0>f||this.b[c].splice(f,1),this},s.clearListeners=function(c){return this.b[c]=[],this},s.trigger=function(){var c,u,f,h,l,i;for(u=arguments[0],c=2<=arguments.length?sr.call(arguments,1):[],u=(f=this.b[u])!=null?f:[],i=[],h=0,l=u.length;h<l;h++)f=u[h],i.push(f.apply(null,c));return i},s.u=function(c,u){var f,h,l,i,p;for(l=this.circleFootSeparation*(2+c)/g,h=g/c,p=[],f=i=0;0<=c?i<c:i>c;f=0<=c?++i:--i)f=this.circleStartAngle+f*h,p.push(new t.Point(u.x+l*Math.cos(f),u.y+l*Math.sin(f)));return p},s.v=function(c,u){var f,h,l,i,p;for(l=this.spiralLengthStart,f=0,p=[],h=i=0;0<=c?i<c:i>c;h=0<=c?++i:--i)f+=this.spiralFootSeparation/l+5e-4*h,h=new t.Point(u.x+l*Math.cos(f),u.y+l*Math.sin(f)),l+=g*this.spiralLengthFactor/f,p.push(h);return p},s.G=function(c,u){var f,h,l,i,p,m,v,y,b,L;if(m=c._omsData!=null,m&&this.keepSpiderfied||(this.event==="mouseover"?(f=this,h=function(){return f.unspiderfy()},window.clearTimeout(s.timeout),s.timeout=setTimeout(h,3e3)):this.unspiderfy()),m||this.map.getStreetView().getVisible()||this.map.getMapTypeId()==="GoogleEarthAPI")return this.trigger("click",c,u);for(h=[],m=[],l=this.nearbyDistance,v=l*l,p=this.c(c.position),L=this.a,y=0,b=L.length;y<b;y++)l=L[y],l.map!=null&&l.getVisible()&&(i=this.c(l.position),this.f(i,p)<v?h.push({B:l,p:i}):m.push(l));return h.length===1?this.trigger("click",c,u):this.H(h,m)},s.markersNearMarker=function(c,u){var f,h,l,i,p,m,v,y,b,L;if(u==null&&(u=!1),this.e.getProjection()==null)throw"Must wait for 'idle' event on map before calling markersNearMarker";for(f=this.nearbyDistance,p=f*f,l=this.c(c.position),i=[],y=this.a,m=0,v=y.length;m<v&&(f=y[m],!(f!==c&&f.map!=null&&f.getVisible()&&(h=this.c((b=(L=f._omsData)!=null?L.l:void 0)!=null?b:f.position),this.f(h,l)<p&&(i.push(f),u))));m++);return i},s.markersNearAnyOtherMarker=function(){var c,u,f,h,l,i,p,m,v,y,b,L;if(this.e.getProjection()==null)throw"Must wait for 'idle' event on map before calling markersNearAnyOtherMarker";for(i=this.nearbyDistance,c=i*i,h=this.a,i=[],b=0,f=h.length;b<f;b++)u=h[b],i.push({q:this.c((p=(v=u._omsData)!=null?v.l:void 0)!=null?p:u.position),d:!1});for(b=this.a,u=p=0,v=b.length;p<v;u=++p)if(f=b[u],f.map!=null&&f.getVisible()&&(h=i[u],!h.d)){for(L=this.a,f=m=0,y=L.length;m<y;f=++m)if(l=L[f],f!==u&&l.map!=null&&l.getVisible()&&(l=i[f],(!(f<u)||l.d)&&this.f(h.q,l.q)<c)){h.d=l.d=!0;break}}for(b=this.a,f=[],c=p=0,v=b.length;p<v;c=++p)u=b[c],i[c].d&&f.push(u);return f},s.A=function(c){return{h:function(u){return function(){return c._omsData.i.setOptions({strokeColor:u.legColors.highlighted[u.map.mapTypeId],zIndex:u.highlightedLegZIndex})}}(this),k:function(u){return function(){return c._omsData.i.setOptions({strokeColor:u.legColors.usual[u.map.mapTypeId],zIndex:u.usualLegZIndex})}}(this)}},s.H=function(c,u){var f,h,l,i,p,m,v,y,b,L;return this.minZoomLevel&&this.map.getZoom()<this.minZoomLevel?!1:(this.s=!0,L=c.length,f=this.D(function(){var x,k,w;for(w=[],x=0,k=c.length;x<k;x++)y=c[x],w.push(y.p);return w}()),i=L>=this.circleSpiralSwitchover?this.v(L,f).reverse():this.u(L,f),f=function(){var x,k,w;for(w=[],x=0,k=i.length;x<k;x++)l=i[x],h=this.F(l),b=this.C(c,function(A){return function(z){return A.f(z.p,l)}}(this)),v=b.B,m=new t.Polyline({map:this.map,path:[v.position,h],strokeColor:this.legColors.usual[this.map.mapTypeId],strokeWeight:this.legWeight,zIndex:this.usualLegZIndex}),v._omsData={l:v.position,i:m},this.legColors.highlighted[this.map.mapTypeId]!==this.legColors.usual[this.map.mapTypeId]&&(p=this.A(v),v._omsData.w={h:r.addListener(v,"mouseover",p.h),k:r.addListener(v,"mouseout",p.k)}),v.setPosition(h),v.setZIndex(Math.round(this.spiderfiedZIndex+l.y)),w.push(v);return w}.call(this),delete this.s,this.r=!0,this.trigger("spiderfy",f,u))},s.unspiderfy=function(c){var u,f,h,l,i,p,m;if(c==null&&(c=null),this.r==null)return this;for(this.t=!0,l=[],h=[],m=this.a,i=0,p=m.length;i<p;i++)f=m[i],f._omsData!=null?(f._omsData.i.setMap(null),f!==c&&f.setPosition(f._omsData.l),f.setZIndex(null),u=f._omsData.w,u!=null&&(r.removeListener(u.h),r.removeListener(u.k)),delete f._omsData,l.push(f)):h.push(f);return delete this.t,delete this.r,this.trigger("unspiderfy",l,h),this},s.f=function(c,u){var f,h;return f=c.x-u.x,h=c.y-u.y,f*f+h*h},s.D=function(c){var u,f,h,l,i;for(l=f=h=0,i=c.length;l<i;l++)u=c[l],f+=u.x,h+=u.y;return c=c.length,new t.Point(f/c,h/c)},s.c=function(c){return this.e.getProjection().fromLatLngToDivPixel(c)},s.F=function(c){return this.e.getProjection().fromDivPixelToLatLng(c)},s.C=function(c,u){var f,h,l,i,p,m;for(l=p=0,m=c.length;p<m;l=++p)i=c[l],i=u(i),(typeof f>"u"||f===null||i<h)&&(h=i,f=l);return c.splice(f,1)[0]},s.m=function(c,u){var f,h,l,i;if(c.indexOf!=null)return c.indexOf(u);for(f=l=0,i=c.length;l<i;f=++l)if(h=c[f],h===u)return f;return-1},e.g=function(c){return this.setMap(c)},e.g.prototype=new t.OverlayView,e.g.prototype.draw=function(){},e}();rt.exports=ir});var at=j((H,V)=>{(function(e,r){"use strict";var t={};e.PubSub?(t=e.PubSub,console.warn("PubSub already loaded, using existing version")):(e.PubSub=t,r(t)),typeof H=="object"?(V!==void 0&&V.exports&&(H=V.exports=t),H.PubSub=t,V.exports=H=t):typeof define=="function"&&define.amd&&define(function(){return t})})(typeof window=="object"&&window||H,function(e){"use strict";var r={},t=-1,n="*";function o(l){var i;for(i in l)if(Object.prototype.hasOwnProperty.call(l,i))return!0;return!1}function a(l){return function(){throw l}}function s(l,i,p){try{l(i,p)}catch(m){setTimeout(a(m),0)}}function g(l,i,p){l(i,p)}function d(l,i,p,m){var v=r[i],y=m?g:s,b;if(!!Object.prototype.hasOwnProperty.call(r,i))for(b in v)Object.prototype.hasOwnProperty.call(v,b)&&y(v[b],l,p)}function c(l,i,p){return function(){var 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e},e.clearAllSubscriptions=function(){r={}},e.clearSubscriptions=function(i){var p;for(p in r)Object.prototype.hasOwnProperty.call(r,p)&&p.indexOf(i)===0&&delete r[p]},e.countSubscriptions=function(i){var p,m,v=0;for(p in r)if(Object.prototype.hasOwnProperty.call(r,p)&&p.indexOf(i)===0){for(m in r[p])v++;break}return v},e.getSubscriptions=function(i){var p,m=[];for(p in r)Object.prototype.hasOwnProperty.call(r,p)&&p.indexOf(i)===0&&m.push(p);return m},e.unsubscribe=function(l){var i=function(k){var w;for(w in r)if(Object.prototype.hasOwnProperty.call(r,w)&&w.indexOf(k)===0)return!0;return!1},p=typeof l=="string"&&(Object.prototype.hasOwnProperty.call(r,l)||i(l)),m=!p&&typeof l=="string",v=typeof l=="function",y=!1,b,L,x;if(p){e.clearSubscriptions(l);return}for(b in r)if(Object.prototype.hasOwnProperty.call(r,b)){if(L=r[b],m&&L[l]){delete L[l],y=l;break}if(v)for(x in L)Object.prototype.hasOwnProperty.call(L,x)&&L[x]===l&&(delete L[x],y=!0)}return y}})});var re=class extends google.maps.OverlayView{constructor(r){super(),this.map=r}onRemove(){this.div.parentNode.removeChild(this.div),this.div=null}onAdd(){this.div=document.createElement("div"),this.div.style.position="absolute",this.div.id="GoogleClustrOverlay",this.getPanes().overlayImage.appendChild(this.div)}draw(){let r=this.getProjection(),t=r.fromLatLngToDivPixel(this.map.getBounds().getSouthWest()),n=r.fromLatLngToDivPixel(this.map.getBounds().getNorthEast());this.div.style.left=`${t.x}px`,this.div.style.top=`${n.y}px`}},ye=re;var q=class{constructor(){}clone(r){let t=Array.isArray(r)?[]:{};for(let n in r)t[n]=typeof r[n]=="object"?clone(r[n]):r[n];return t}returnClusterClassObject(r){let t,n;return r>=3?(t="large",n=25):r===2?(t="medium",n=20):(t="small",n=15),{classSize:t,offSet:n}}returnMapProjections(r){let t=new google.maps.LatLngBounds,n=r.getProjection();return{bounds:t,projection:n,topRight:n.fromLatLngToPoint(r.getBounds().getNorthEast()),bottomLeft:n.fromLatLngToPoint(r.getBounds().getSouthWest()),scale:Math.pow(2,r.getZoom())}}returnPointsRaw(r,t){let n=this.returnMapProjections(r);return this.pointsRawLatLng=[],t.map(function(o,a){let s=n.projection.fromLatLngToPoint(new google.maps.LatLng(o.lat,o.lng)),g=(s.x-n.bottomLeft.x)*n.scale,d=(s.y-n.topRight.y)*n.scale;return[g,d,a]})}getCenterPoints(r,t,n){let o=document.getElementById(t),a=o.offsetWidth,s=o.offsetHeight,g=[];for(let d=0;d<=a;d+=n)for(let c=0;c<=s;c+=n){let u=this.searchQuadTree(r,d,c,d+n,c+n),f=u.reduce((i,p)=>[i[0]+p[0],i[1]+p[1]],[0,0]),h=f[0]/u.length,l=f[1]/u.length;h&&l&&g.push([h,l,u])}return g}searchQuadTree(r,t,n,o,a){let s=[];return r.visit((g,d,c,u,f)=>{let h=g.point;return h&&h[0]>=t&&h[0]<o&&h[1]>=n&&h[1]<a&&s.push(h),d>=o||c>=a||u<t||f<n}),s}async getScript(r,t){let n=document.createElement("script");n.async=!0,n.onload=()=>{t&&setTimeout(t,0)},n.src=r,document.head.appendChild(n)}};function be(e){e.sort((n,o)=>n.x!==o.x?n.x-o.x:n.y-o.y);let r=e.length,t=[];for(let n=0;n<2*r;n++){let o=n<r?n:2*r-1-n;for(;t.length>=2&&mt(t[t.length-2],t[t.length-1],e[o]);)t.pop();t.push(e[o])}return t.pop(),t}function mt(e,r,t){let n=(e.x-r.x)*(t.y-r.y)-(e.y-r.y)*(t.x-r.x),o=(e.x-r.x)*(t.x-r.x)+(e.y-r.y)*(t.y-r.y);return n<0||n===0&&o<=0}var J=U(Ce()),ot=U(Qe()),st=U(tt()),it=U(nt()),ee=class{constructor(r,t){this.map=r,this.markers=[],this.markerListeners=[],this.collection=t,this.oms=new it.default(this.map,{markersWontMove:!0,markersWontHide:!0,nearbyDistance:10,keepSpiderfied:!0,legWeight:3,usualLegZIndex:25e3})}print(){this.collection.forEach((r,t)=>{let n=r.lat||r.location.latitude,o=r.lng||r.location.longitude,a=new st.default({id:`marker-${ot.default.generate()}`,position:new google.maps.LatLng(n,o),map:self.map,icon:{path:google.maps.SymbolPath.CIRCLE,scale:0},draggable:!1,labelAnchor:new google.maps.Point(10,10),labelClass:"marker-point",data:r.dataset});this.markers.push(a),this.oms.addMarker(a)}),this.setOmsEvents(),this.setHoverEvents(!1)}publishEvent=(0,J.default)((r,t)=>{GcPs.publish(r,t)},250,{leading:!0,trailing:!1});setOmsEvents(){let r=this;this.oms.addListener("spiderfy",function(t){r.publishEvent("spiderfy",t),r.removeUniversalPointHoverState(),console.log(r.markers.length),r.markers.forEach(function(n){n.setOptions({zIndex:1e3,labelClass:n.labelClass+" fadePins"})}),t.forEach(function(n){r.removeListeners(),r.setHoverEvents(!0),n.setOptions({zIndex:2e3,labelClass:n.labelClass.replace(" fadePins","")})})}),this.oms.addListener("unspiderfy",function(t,n){r.publishEvent("unspiderfy",t),r.removeUniversalPointHoverState(),r.markers.forEach(function(o){o.setOptions({zIndex:1e3,labelClass:o.labelClass.replace(" fadePins","")})}),r.removeListeners(),r.setHoverEvents(!1)})}setHoverEvents=(0,J.default)((r=!1)=>{let t=this;this.setClickEvents(),this.markers.forEach(function(n){let o=n.addListener("mouseover",function({target:s}){GcPs.publish("hover",s),n.setOptions({zIndex:1e4,labelClass:this.labelClass+" PointHoverState"}),r||this.setZIndex(5e3)}),a=n.addListener("mouseout",function(){n.setOptions({zIndex:100,labelClass:this.labelClass.replace(" PointHoverState","")}),r||this.setZIndex(1e3)});t.markerListeners.push(o),t.markerListeners.push(a)})},250);setClickEvents=(0,J.default)(()=>{let r=this;this.markers.forEach(function(t){let n=t.addListener("click",function({target:o}){GcPs.publish("click",o)});r.markerListeners.push(n)})},250);removeUniversalPointHoverState(){this.markers.forEach((r,t)=>{r.setOptions({zIndex:100,labelClass:"marker-point"})})}removeListeners(){for(let r=0;r<this.markerListeners.length;r++)google.maps.event.removeListener(this.markerListeners[r]);this.markerListeners=[]}remove(){this.removeListeners();for(var r=0;r<this.markers.length;r++)this.markers[r].setMap(null)}};var te=U(at()),R=new q;window.GcPs=te.default;var lt=class{map;collection;mapContainer="map";clusterRange=200;threshold=200;clusterRgba="34, 34, 34, 1";clusterBorder="5px solid #ccc";clusterFontColor="#FBBDC7";polygonStrokeColor="#222";polygonStrokeOpacity="0.5";polygonStrokeWeight="4";polygonFillColor="#222";polygonFillOpacity="0.3";overlay;mapContainerElem;points;polygon;helpers;constructor(r){R.getScript("https://d3js.org/d3.v3.min.js");for(let t in r)this[t]=r[t];this.createOverlay(),this.setMapEvents()}setMapEvents(){google.maps.event.addListener(this.map,"idle",()=>{this.collection&&(this.createOverlay(),this.removePolygon(),this.removeElements(),this.print())}),google.maps.event.addListener(this.map,"dragstart",()=>{this.removePolygon(),this.removeElements()}),google.maps.event.addListener(this.map,"zoom_changed",()=>{this.removePolygon(),this.removeElements()})}setCollection(r){this.collection=r;let t=setInterval(()=>{window.d3&&(clearInterval(t),this.print())},10)}createOverlay(){this.overlay&&this.overlay.setMap(null),this.overlay=new ye(this.map),this.overlay.setMap(this.map)}print(){let r=R.returnPointsRaw(this.map,this.collection),t=window.d3.geom.quadtree()(r),n=R.getCenterPoints(t,this.mapContainer,this.clusterRange);this.points?.remove(),this.waitForMapContainer(o=>{this.paint(n)})}waitForMapContainer(r){this.mapContainerElem=document.querySelector("#GoogleClustrOverlay"),this.mapContainerElem?r(this.mapContainerElem):setTimeout(()=>this.waitForMapContainer(r),10)}removeElements(){for(var r=document.getElementsByClassName("point-cluster");r.length>0;)r[0]?.parentNode?.removeChild(r[0])}paint(r){let t=this.checkIfLatLngInBounds();t.length<=this.threshold?(this.removeOverlay(),this.points=new ee(this.map,t),this.points.print(),this.publishData(t.length,t)):(this.paintClustersToCanvas(r),this.publishData(t.length))}removeOverlay(){this.overlay.setMap(null)}publishData(r,t){te.default.publish("count",r),t&&te.default.publish("show",t)}paintClustersToCanvas(r){let t=document.createDocumentFragment();r.forEach((n,o)=>{let a=n[2].length,s=a.toString().length,g=document.createElement("div");g.className=`point-cluster ${R.returnClusterClassObject(s).classSize}`,g.style.backgroundColor=`rgba(${this.clusterRgba})`,g.style.color=this.clusterFontColor,g.dataset.positionid=o.toString();let d=n[2].map(i=>i[2]),c=d.map(i=>{let p=this.collection[i];return new google.maps.LatLng(p.lat,p.lng)}),u=R.returnMapProjections(this.map);c.forEach(i=>{u.bounds.extend(i)});let f=u.projection.fromLatLngToPoint(u.bounds.getCenter()),h=(f.x-u.bottomLeft.x)*u.scale,l=(f.y-u.topRight.y)*u.scale;g.style.left=`${h-R.returnClusterClassObject(s).offSet}px`,g.style.top=`${l-R.returnClusterClassObject(s).offSet}px`,g.dataset.latlngids=d.join(","),g.innerHTML=a.toString(),t.appendChild(g),this.setClusterEvents(g)}),this.mapContainerElem.appendChild(t)}setClusterEvents(r){r.onmouseover=()=>{this.showPolygon(r,this.collection,this.map)},r.onmouseout=()=>{this.removePolygon()},r.onclick=()=>{this.zoomToFit(r)}}zoomToFit(r){let t=r?.dataset?.latlngids?.split(",");if(!t)return;let n=t.map(g=>{let d=this.collection[parseInt(g)];return new google.maps.LatLng(d.lat,d.lng)}),o=new google.maps.LatLngBounds;n.forEach(g=>o.extend(g));let a=o.getCenter(),s=this.getBoundsZoomLevel(o);requestAnimationFrame(()=>{this.map.setCenter(a),this.map.setZoom(s)})}getBoundsZoomLevel(r){let t={height:256,width:256},n=22,o=document.querySelector(`#${this.mapContainer}`),a={height:o.clientHeight,width:o.clientWidth};function s(p){let m=Math.sin(p*Math.PI/180),v=Math.log((1+m)/(1-m))/2;return Math.max(Math.min(v,Math.PI),-Math.PI)/2}function g(p,m,v){return Math.floor(Math.log(p/m/v)/Math.LN2)}let d=r.getNorthEast(),c=r.getSouthWest(),u=(s(d.lat())-s(c.lat()))/Math.PI,f=d.lng()-c.lng(),h=(f<0?f+360:f)/360,l=g(a.height,t.height,u),i=g(a.width,t.width,h);return Math.min(l,i,n)}checkIfLatLngInBounds(){return this.collection.filter(t=>{let n=t.lat||t.location.latitude,o=t.lng||t.location.longitude,a=new google.maps.LatLng(n,o);return this.map.getBounds().contains(a)})}showPolygon(r,t,n){let a=(r?.dataset?.latlngids?.split(",")||[]).concat(r?.dataset?.latlngids?.split(",")[0]).map(d=>({x:t[d].lat,y:t[d].lng})),g=be(a).map(d=>({lat:d.x,lng:d.y}));this.polygon=new google.maps.Polygon({paths:g,strokeColor:this.polygonStrokeColor,strokeOpacity:this.polygonStrokeOpacity,strokeWeight:this.polygonStrokeWeight,fillColor:this.polygonFillColor,fillOpacity:this.polygonFillOpacity}),this.polygon.setMap(n)}removePolygon(){this.polygon&&this.polygon.setMap(null)}};export{lt as GoogleClustr};
/*!
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//# sourceMappingURL=index.js.map