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t=this.getMap();if(t){this.mapPostrenderListenerKey=Object(u["a"])(t,o["a"].POSTRENDER,this.render,this),this.updatePixelPosition();var e=this.stopEvent?t.getOverlayContainerStopEvent():t.getOverlayContainer();this.insertFirst?e.insertBefore(this.element,e.childNodes[0]||null):e.appendChild(this.element),this.performAutoPan()}},e.prototype.render=function(){this.updatePixelPosition()},e.prototype.handleOffsetChanged=function(){this.updatePixelPosition()},e.prototype.handlePositionChanged=function(){this.updatePixelPosition(),this.performAutoPan()},e.prototype.handlePositioningChanged=function(){this.updatePixelPosition()},e.prototype.setElement=function(t){this.set(h.ELEMENT,t)},e.prototype.setMap=function(t){this.set(h.MAP,t)},e.prototype.setOffset=function(t){this.set(h.OFFSET,t)},e.prototype.setPosition=function(t){this.set(h.POSITION,t)},e.prototype.performAutoPan=function(){this.autoPan&&this.panIntoView(this.autoPan)},e.prototype.panIntoView=function(t){var 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function(e,n){if("function"!==typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function i(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(i.prototype=n.prototype,new i)}}(),g={SELECT:"select"},_=function(t){function e(e,n,i,o){var r=t.call(this,e)||this;return r.selected=n,r.deselected=i,r.mapBrowserEvent=o,r}return y(e,t),e}(r["a"]),v={},O=function(t){function e(e){var n=t.call(this)||this;n.on,n.once,n.un;var o,r=e||{};if(n.boundAddFeature_=n.addFeature_.bind(n),n.boundRemoveFeature_=n.removeFeature_.bind(n),n.condition_=r.condition?r.condition:d["l"],n.addCondition_=r.addCondition?r.addCondition:d["h"],n.removeCondition_=r.removeCondition?r.removeCondition:d["h"],n.toggleCondition_=r.toggleCondition?r.toggleCondition:d["k"],n.multi_=!!r.multi&&r.multi,n.filter_=r.filter?r.filter:c["b"],n.hitTolerance_=r.hitTolerance?r.hitTolerance:0,n.style_=void 0!==r.style?r.style:E(),n.features_=r.features||new 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e=Object(f["getUid"])(t);e in v||(v[e]=t.getStyle()),t.setStyle(this.style_)},e.prototype.restorePreviousStyle_=function(t){for(var n=this.getMap().getInteractions().getArray(),i=n.length-1;i>=0;--i){var o=n[i];if(o!==this&&o instanceof e&&o.getStyle()&&-1!==o.getFeatures().getArray().lastIndexOf(t))return void t.setStyle(o.getStyle())}var r=Object(f["getUid"])(t);t.setStyle(v[r]),delete v[r]},e.prototype.removeFeatureLayerAssociation_=function(t){delete this.featureLayerAssociation_[Object(f["getUid"])(t)]},e.prototype.handleEvent=function(t){if(!this.condition_(t))return!0;var e=this.addCondition_(t),n=this.removeCondition_(t),i=this.toggleCondition_(t),o=!e&&!n&&!i,r=t.map,s=this.getFeatures(),a=[],u=[];if(o){Object(l["b"])(this.featureLayerAssociation_),r.forEachFeatureAtPixel(t.pixel,function(t,e){if(this.filter_(t,e))return this.addFeatureLayerAssociation_(t,e),u.push(t),!this.multi_}.bind(this),{layerFilter:this.layerFilter_,hitTolerance:this.hitTolerance_});for(var 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i=n("01d4"),o=n("4cdf"),r=n("f623"),s=n("f403"),a=n("5831"),u=n("a568"),c=n("92fa5"),l=n("0af5"),h=n("1300"),p=function(){var t=function(e,n){return t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n])},t(e,n)};return function(e,n){if("function"!==typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function i(){this.constructor=e}t(e,n),e.prototype=null===n?Object.create(n):(i.prototype=n.prototype,new i)}}(),f=function(t){function e(e){var n=t.call(this,{attributions:e.attributions,wrapX:e.wrapX})||this;return n.resolution=void 0,n.distance=void 0!==e.distance?e.distance:20,n.minDistance=e.minDistance||0,n.interpolationRatio=0,n.features=[],n.geometryFunction=e.geometryFunction||function(t){var e=t.getGeometry();return Object(c["a"])(e.getType()==r["a"].POINT,10),e},n.createCustomCluster_=e.createCluster,n.source=null,n.boundRefresh_=n.refresh.bind(n),n.updateDistance(n.distance,n.minDistance),n.setSource(e.source||null),n}return p(e,t),e.prototype.clear=function(e){this.features.length=0,t.prototype.clear.call(this,e)},e.prototype.getDistance=function(){return this.distance},e.prototype.getSource=function(){return this.source},e.prototype.loadFeatures=function(t,e,n){this.source.loadFeatures(t,e,n),e!==this.resolution&&(this.resolution=e,this.refresh())},e.prototype.setDistance=function(t){this.updateDistance(t,this.minDistance)},e.prototype.setMinDistance=function(t){this.updateDistance(this.distance,t)},e.prototype.getMinDistance=function(){return this.minDistance},e.prototype.setSource=function(t){this.source&&this.source.removeEventListener(i["a"].CHANGE,this.boundRefresh_),this.source=t,t&&t.addEventListener(i["a"].CHANGE,this.boundRefresh_),this.refresh()},e.prototype.refresh=function(){this.clear(),this.cluster(),this.addFeatures(this.features)},e.prototype.updateDistance=function(t,e){var n=0===t?0:Math.min(e,t)/t,i=t!==this.distance||this.interpolationRatio!==n;this.distance=t,this.minDistance=e,this.interpolationRatio=n,i&&this.refresh()},e.prototype.cluster=function(){if(void 0!==this.resolution&&this.source)for(var t=Object(l["j"])(),e=this.distance*this.resolution,n=this.source.getFeatures(),i={},o=0,r=n.length;o<r;o++){var s=n[o];if(!(Object(h["getUid"])(s)in i)){var a=this.geometryFunction(s);if(a){var u=a.getCoordinates();Object(l["m"])(u,t),Object(l["c"])(t,e,t);var c=this.source.getFeaturesInExtent(t).filter((function(t){var e=Object(h["getUid"])(t);return!(e in i)&&(i[e]=!0,!0)}));this.features.push(this.createCluster(c,t))}}}},e.prototype.createCluster=function(t,e){for(var n=[0,0],i=t.length-1;i>=0;--i){var r=this.geometryFunction(t[i]);r?Object(u["a"])(n,r.getCoordinates()):t.splice(i,1)}Object(u["e"])(n,1/t.length);var a=Object(l["w"])(e),c=this.interpolationRatio,h=new s["a"]([n[0]*(1-c)+a[0]*c,n[1]*(1-c)+a[1]*c]);return this.createCustomCluster_?this.createCustomCluster_(h,t):new o["a"]({geometry:h,features:t})},e}(a["a"]);e["a"]=f}}]);
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