1 line
14 KiB
JavaScript
1 line
14 KiB
JavaScript
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function MarkerClusterer(t,e,r){this.extend(MarkerClusterer,google.maps.OverlayView),this.map_=t,this.markers_=[],this.clusters_=[],this.sizes=[53,56,66,78,90],this.styles_=[],this.ready_=!1;var s=r||{};this.gridSize_=s.gridSize||60,this.minClusterSize_=s.minimumClusterSize||2,this.maxZoom_=s.maxZoom||null,this.styles_=s.styles||[],this.imagePath_=s.imagePath||this.MARKER_CLUSTER_IMAGE_PATH_,this.imageExtension_=s.imageExtension||this.MARKER_CLUSTER_IMAGE_EXTENSION_,this.zoomOnClick_=!0,void 0!=s.zoomOnClick&&(this.zoomOnClick_=s.zoomOnClick),this.averageCenter_=!1,void 0!=s.averageCenter&&(this.averageCenter_=s.averageCenter),this.setupStyles_(),this.setMap(t),this.prevZoom_=this.map_.getZoom();var o=this;google.maps.event.addListener(this.map_,"zoom_changed",function(){var t=o.map_.getZoom();o.prevZoom_!=t&&(o.prevZoom_=t,o.resetViewport())}),google.maps.event.addListener(this.map_,"idle",function(){o.redraw()}),e&&e.length&&this.addMarkers(e,!1)}function Cluster(t){this.markerClusterer_=t,this.map_=t.getMap(),this.gridSize_=t.getGridSize(),this.minClusterSize_=t.getMinClusterSize(),this.averageCenter_=t.isAverageCenter(),this.center_=null,this.markers_=[],this.bounds_=null,this.clusterIcon_=new ClusterIcon(this,t.getStyles(),t.getGridSize())}function ClusterIcon(t,e,r){t.getMarkerClusterer().extend(ClusterIcon,google.maps.OverlayView),this.styles_=e,this.padding_=r||0,this.cluster_=t,this.center_=null,this.map_=t.getMap(),this.div_=null,this.sums_=null,this.visible_=!1,this.setMap(this.map_)}MarkerClusterer.prototype.MARKER_CLUSTER_IMAGE_PATH_="../images/m",MarkerClusterer.prototype.MARKER_CLUSTER_IMAGE_EXTENSION_="png",MarkerClusterer.prototype.extend=function(t,e){return function(t){for(var e in t.prototype)this.prototype[e]=t.prototype[e];return this}.apply(t,[e])},MarkerClusterer.prototype.onAdd=function(){this.setReady_(!0)},MarkerClusterer.prototype.draw=function(){},MarkerClusterer.prototype.setupStyles_=function(){if(!this.styles_.length)for(var t,e=0;t=this.sizes[e];e++)this.styles_.push({url:this.imagePath_+(e+1)+"."+this.imageExtension_,height:t,width:t})},MarkerClusterer.prototype.fitMapToMarkers=function(){for(var t,e=this.getMarkers(),r=new google.maps.LatLngBounds,s=0;t=e[s];s++)r.extend(t.getPosition());this.map_.fitBounds(r)},MarkerClusterer.prototype.setStyles=function(t){this.styles_=t},MarkerClusterer.prototype.getStyles=function(){return this.styles_},MarkerClusterer.prototype.isZoomOnClick=function(){return this.zoomOnClick_},MarkerClusterer.prototype.isAverageCenter=function(){return this.averageCenter_},MarkerClusterer.prototype.getMarkers=function(){return this.markers_},MarkerClusterer.prototype.getTotalMarkers=function(){return this.markers_.length},MarkerClusterer.prototype.setMaxZoom=function(t){this.maxZoom_=t},MarkerClusterer.prototype.getMaxZoom=function(){return this.maxZoom_},MarkerClusterer.prototype.calculator_=function(t,e){for(var r=0,s=t.length,o=s;0!==o;)o=parseInt(o/10,10),r++;return r=Math.min(r,e),{text:s,index:r}},MarkerClusterer.prototype.setCalculator=function(t){this.calculator_=t},MarkerClusterer.prototype.getCalculator=function(){return this.calculator_},MarkerClusterer.prototype.addMarkers=function(t,e){for(var r,s=0;r=t[s];s++)this.pushMarkerTo_(r);e||this.redraw()},MarkerClusterer.prototype.pushMarkerTo_=function(t){if(t.isAdded=!1,t.draggable){var e=this;google.maps.event.addListener(t,"dragend",function(){t.isAdded=!1,e.repaint()})}this.markers_.push(t)},MarkerClusterer.prototype.addMarker=function(t,e){this.pushMarkerTo_(t),e||this.redraw()},MarkerClusterer.prototype.removeMarker_=function(t){var e=-1;if(this.markers_.indexOf)e=this.markers_.indexOf(t);else for(var r,s=0;r=this.markers_[s];s++)if(r==t){e=s;break}return-1!=e&&(t.setMap(null),this.markers_.splice(e,1),!0)},MarkerClusterer.prototype.removeMarker=function(t,e){var r=this.removeMarker_(t);return!(e||!r)&&(this.resetViewport(),this.redraw(),!0)},MarkerClusterer.prototype.removeMarkers=function(t,e){for(var r,s=!1,o=0;r=t[o];o++){var i=this.removeMarker_(r);s=s||i}if(!e&&s)return this.resetViewport(),th
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