function MarkerManager(D,E){var B=this;B.map_=D;B.mapZoom_=D.getZoom();B.projection_=D.getCurrentMapType().getProjection();E=E||{};B.tileSize_=MarkerManager.DEFAULT_TILE_SIZE_;var A=MarkerManager.DEFAULT_MAX_ZOOM_;if(E.maxZoom!=undefined){A=E.maxZoom}B.maxZoom_=A;B.trackMarkers_=E.trackMarkers;var C;if(typeof E.borderPadding=="number"){C=E.borderPadding}else{C=MarkerManager.DEFAULT_BORDER_PADDING_}B.swPadding_=new GSize(-C,C);B.nePadding_=new GSize(C,-C);B.borderPadding_=C;B.gridWidth_=[];B.grid_=[];B.grid_[A]=[];B.numMarkers_=[];B.numMarkers_[A]=0;GEvent.bind(D,"moveend",B,B.onMapMoveEnd_);B.removeOverlay_=function(F){D.removeOverlay(F);B.shownMarkers_--};B.addOverlay_=function(F){D.addOverlay(F);B.shownMarkers_++};B.resetManager_();B.shownMarkers_=0;B.shownBounds_=B.getMapGridBounds_()}MarkerManager.DEFAULT_TILE_SIZE_=1024;MarkerManager.DEFAULT_MAX_ZOOM_=17;MarkerManager.DEFAULT_BORDER_PADDING_=100;MarkerManager.MERCATOR_ZOOM_LEVEL_ZERO_RANGE=256;MarkerManager.prototype.resetManager_=function(){var C=this;var A=MarkerManager.MERCATOR_ZOOM_LEVEL_ZERO_RANGE;for(var B=0;B<=C.maxZoom_;++B){C.grid_[B]=[];C.numMarkers_[B]=0;C.gridWidth_[B]=Math.ceil(A/C.tileSize_);A<<=1}};MarkerManager.prototype.clearMarkers=function(){var A=this;A.processAll_(A.shownBounds_,A.removeOverlay_);A.resetManager_()};MarkerManager.prototype.getTilePoint_=function(D,B,C){var A=this.projection_.fromLatLngToPixel(D,B);return new GPoint(Math.floor((A.x+C.width)/this.tileSize_),Math.floor((A.y+C.height)/this.tileSize_))};MarkerManager.prototype.addMarkerBatch_=function(C,G,B){var F=C.getPoint();if(this.trackMarkers_){GEvent.bind(C,"changed",this,this.onMarkerMoved_)}var D=this.getTilePoint_(F,B,GSize.ZERO);for(var E=B;E>=G;E--){var A=this.getGridCellCreate_(D.x,D.y,E);A.push(C);D.x=D.x>>1;D.y=D.y>>1}};MarkerManager.prototype.isGridPointVisible_=function(B){var F=this;var D=F.shownBounds_.minY<=B.y&&B.y<=F.shownBounds_.maxY;var A=F.shownBounds_.minX;var C=A<=B.x&&B.x<=F.shownBounds_.maxX;if(!C&&A<0){var E=F.gridWidth_[F.shownBounds_.z];C=A+E<=B.x&&B.x<=E-1}return D&&C};MarkerManager.prototype.onMarkerMoved_=function(E,A,C){var G=this;var I=G.maxZoom_;var D=false;var B=G.getTilePoint_(A,I,GSize.ZERO);var F=G.getTilePoint_(C,I,GSize.ZERO);while(I>=0&&(B.x!=F.x||B.y!=F.y)){var H=G.getGridCellNoCreate_(B.x,B.y,I);if(H){if(G.removeFromArray(H,E)){G.getGridCellCreate_(F.x,F.y,I).push(E)}}if(I==G.mapZoom_){if(G.isGridPointVisible_(B)){if(!G.isGridPointVisible_(F)){G.removeOverlay_(E);D=true}}else{if(G.isGridPointVisible_(F)){G.addOverlay_(E);D=true}}}B.x=B.x>>1;B.y=B.y>>1;F.x=F.x>>1;F.y=F.y>>1;--I}if(D){G.notifyListeners_()}};MarkerManager.prototype.removeMarker=function(C){var F=this;var E=F.maxZoom_;var G=false;var B=C.getPoint();var D=F.getTilePoint_(B,E,GSize.ZERO);while(E>=0){var A=F.getGridCellNoCreate_(D.x,D.y,E);if(A){F.removeFromArray(A,C)}if(E==F.mapZoom_){if(F.isGridPointVisible_(D)){F.removeOverlay_(C);G=true}}D.x=D.x>>1;D.y=D.y>>1;--E}if(G){F.notifyListeners_()}};MarkerManager.prototype.addMarkers=function(D,E,C){var A=this.getOptMaxZoom_(C);for(var B=D.length-1;B>=0;B--){this.addMarkerBatch_(D[B],E,A)}this.numMarkers_[E]+=D.length};MarkerManager.prototype.getOptMaxZoom_=function(A){return A!=undefined?A:this.maxZoom_};MarkerManager.prototype.getMarkerCount=function(B){var A=0;for(var C=0;C<=B;C++){A+=this.numMarkers_[C]}return A};MarkerManager.prototype.addMarker=function(B,F,D){var E=this;var A=this.getOptMaxZoom_(D);E.addMarkerBatch_(B,F,A);var C=E.getTilePoint_(B.getPoint(),E.mapZoom_,GSize.ZERO);if(E.isGridPointVisible_(C)&&F<=E.shownBounds_.z&&E.shownBounds_.z<=A){E.addOverlay_(B);E.notifyListeners_()}this.numMarkers_[F]++};GBounds.prototype.containsPoint=function(A){var B=this;return(B.minX<=A.x&&B.maxX>=A.x&&B.minY<=A.y&&B.maxY>=A.y)};MarkerManager.prototype.getGridCellCreate_=function(A,F,E){var C=this.grid_[E];if(A<0){A+=this.gridWidth_[E]}var B=C[A];if(!B){B=C[A]=[];return B[F]=[]}var D=B[F];if(!D){return B[F]=[]}return D};MarkerManager.prototype.getGridCellNoCreate_=function(A,E,D){var C=this.grid_[D];if(A<0){A+=this.gridWidth_[D]}var B=C[A];return B?B[E]:undefined};MarkerManager.prototype.getGridBounds_=function(A,I,H,F){I=Math.min(I,this.maxZoom_);var B=A.getSouthWest();var E=A.getNorthEast();var G=this.getTilePoint_(B,I,H);var D=this.getTilePoint_(E,I,F);var J=this.gridWidth_[I];if(E.lng()<B.lng()||D.x<G.x){G.x-=J}if(D.x-G.x+1>=J){G.x=0;D.x=J-1}var C=new GBounds([G,D]);C.z=I;return C};MarkerManager.prototype.getMapGridBounds_=function(){var A=this;return A.getGridBounds_(A.map_.getBounds(),A.mapZoom_,A.swPadding_,A.nePadding_)};MarkerManager.prototype.onMapMoveEnd_=function(){var A=this;A.objectSetTimeout_(this,this.updateMarkers_,0)};MarkerManager.prototype.objectSetTimeout_=function(B,C,A){return window.setTimeout(function(){C.call(B)},A)};MarkerManager.prototype.refresh=function(){var A=this;if(A.shownMarkers_>0){A.processAll_(A.shownBounds_,A.removeOverlay_)}A.processAll_(A.shownBounds_,A.addOverlay_);A.notifyListeners_()};MarkerManager.prototype.updateMarkers_=function(){var A=this;A.mapZoom_=this.map_.getZoom();var B=A.getMapGridBounds_();if(B.equals(A.shownBounds_)&&B.z==A.shownBounds_.z){return }if(B.z!=A.shownBounds_.z){A.processAll_(A.shownBounds_,A.removeOverlay_);A.processAll_(B,A.addOverlay_)}else{A.rectangleDiff_(A.shownBounds_,B,A.removeCellMarkers_);A.rectangleDiff_(B,A.shownBounds_,A.addCellMarkers_)}A.shownBounds_=B;A.notifyListeners_()};MarkerManager.prototype.notifyListeners_=function(){GEvent.trigger(this,"changed",this.shownBounds_,this.shownMarkers_)};MarkerManager.prototype.processAll_=function(B,D){for(var A=B.minX;A<=B.maxX;A++){for(var C=B.minY;C<=B.maxY;C++){this.processCellMarkers_(A,C,B.z,D)}}};MarkerManager.prototype.processCellMarkers_=function(B,F,D,E){var A=this.getGridCellNoCreate_(B,F,D);if(A){for(var C=A.length-1;C>=0;C--){E(A[C])}}};MarkerManager.prototype.removeCellMarkers_=function(A,C,B){this.processCellMarkers_(A,C,B,this.removeOverlay_)};MarkerManager.prototype.addCellMarkers_=function(A,C,B){this.processCellMarkers_(A,C,B,this.addOverlay_)};MarkerManager.prototype.rectangleDiff_=function(B,A,D){var C=this;C.rectangleDiffCoords(B,A,function(E,F){D.apply(C,[E,F,B.z])})};MarkerManager.prototype.rectangleDiffCoords=function(B,A,L){var F=B.minX;var M=B.minY;var H=B.maxX;var D=B.maxY;var E=A.minX;var K=A.minY;var G=A.maxX;var C=A.maxY;for(var J=F;J<=H;J++){for(var I=M;I<=D&&I<K;I++){L(J,I)}for(var I=Math.max(C+1,M);I<=D;I++){L(J,I)}}for(var I=Math.max(M,K);I<=Math.min(D,C);I++){for(var J=Math.min(H+1,E)-1;J>=F;J--){L(J,I)}for(var J=Math.max(F,G+1);J<=H;J++){L(J,I)}}};MarkerManager.prototype.removeFromArray=function(E,C,D){var A=0;for(var B=0;B<E.length;++B){if(E[B]===C||(D&&E[B]==C)){E.splice(B--,1);A++}}return A};
function chart(A,B,C,D){jQuery(A).load("/chart/"+C+"/"+country+"/"+B+"/")}function nextPage(A){document.forms.hidden.page.value=A;document.forms.hidden.submit()}function showApps(A){document.location=document.location+A+"/"}var MARKER_ARRAYS={};var ICONS={};var map=null;var marker_mgr=null;function init_map(D,B){if(map){return true}if(!GBrowserIsCompatible()){return false}try{map=new GMap2(document.getElementById("heatmap"))}catch(A){map=null}if(!map){return false}map.setCenter(D,B);map.addControl(new GLargeMapControl());map.addControl(new GMapTypeControl());map.enableScrollWheelZoom();var C=new GKeyboardHandler(map);marker_mgr=new MarkerManager(map);return true}function get_icon(C,B){var F=C+"-"+B;var D=ICONS[F];if(D){return D}var D=new GIcon();D.image="/img/heatmap/"+C+"/"+B+".png";D.iconSize=new GSize(C,C);var A=C/2;var E=new GPoint(A,A);D.iconAnchor=E;D.infoWindowAnchor=E;D.shadow=null;D.shadowSize=null;ICONS[F]=D;return D}function create_marker(C,D){var A=new GLatLng(D.lat,D.lng);var B=new GMarker(A,{icon:C});GEvent.addListener(B,"click",function(){B.openInfoWindowHtml(D.info+" of US average")});return B}function _change_or_create_heatmap(A,F){if(!map){center=new GLatLng(F.center_lat,F.center_lng);if(!init_map(center,F.zoom)){return false}}var H=MARKER_ARRAYS[A];if(!H){var G=[];var B=[];var K=[];var N=[];var M=[];var I=[];var J=[];for(var E=0;E<7;E++){var D=F.geo_lists[E];for(var C=0;C<D.length;C++){var O=D[C];var L=get_icon(16,E);G.push(create_marker(L,O));var L=get_icon(24,E);B.push(create_marker(L,O));var L=get_icon(40,E);K.push(create_marker(L,O));var L=get_icon(64,E);N.push(create_marker(L,O));var L=get_icon(112,E);M.push(create_marker(L,O));var L=get_icon(176,E);I.push(create_marker(L,O));var L=get_icon(224,E);J.push(create_marker(L,O))}}var H={16:G,24:B,40:K,64:N,112:M,176:I,224:J};MARKER_ARRAYS[A]=H}marker_mgr.clearMarkers();marker_mgr.addMarkers(H[16],3,4);marker_mgr.addMarkers(H[24],5,5);marker_mgr.addMarkers(H[40],6,6);marker_mgr.addMarkers(H[64],7,7);marker_mgr.addMarkers(H[112],8,8);marker_mgr.addMarkers(H[176],9,9);marker_mgr.addMarkers(H[224],10);marker_mgr.refresh()}function switch_heatmap(A){if(map&&MARKER_ARRAYS[A]){_change_or_create_heatmap(A,null);return }try{jQuery.getJSON("/heatmap/"+slider_map_state+"/"+A+"/",function(C){_change_or_create_heatmap(A,C)})}catch(B){}};
if(typeof (slider_map_state)!="undefined"){var meta_types=["average-loan","loan-to-income","subprime","refinance","principal","rejected"];$.each(meta_types,function(B,C){var A="li#slider_map_tabs_"+C+" a";$(A).click(function(D){D.preventDefault();$("div#maps ul li").removeClass("ui-tabs-selected");$(this).parent().addClass("ui-tabs-selected");switch_heatmap(C)})});$("div#maps ul li:first").addClass("ui-tabs-selected");switch_heatmap("average-loan");document.body.onunload="GUnload()"};