leaflet-mapbox-vector-tile/lib/Leaflet/leaflet-master/leaflet.js

A Leaflet Plugin that renders Mapbox Vector Tiles on HTML5 Canvas.

/*
 Leaflet 0.8-dev (bf1ee0a), a JS library for interactive maps. http://leafletjs.com
 (c) 2010-2014 Vladimir Agafonkin, (c) 2010-2011 CloudMade
*/
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o.bounds([-t,-t],[t,t])}()},o.CRS={latLngToPoint:function(t,e){var i=this.projection.project(t),n=this.scale(e);return this.transformation._transform(i,n)},pointToLatLng:function(t,e){var i=this.scale(e),n=this.transformation.untransform(t,i);return this.projection.unproject(n)},project:function(t){return this.projection.project(t)},unproject:function(t){return this.projection.unproject(t)},scale:function(t){return 256*Math.pow(2,t)},getProjectedBounds:function(t){if(this.infinite)return null;var e=this.projection.bounds,i=this.scale(t),n=this.transformation.transform(e.min,i),s=this.transformation.transform(e.max,i);return o.bounds(n,s)},wrapLatLng:function(t){var e=this.wrapLng?o.Util.wrapNum(t.lng,this.wrapLng,!0):t.lng,i=this.wrapLat?o.Util.wrapNum(t.lat,this.wrapLat,!0):t.lat;return o.latLng(i,e)}},o.CRS.Simple=o.extend({},o.CRS,{projection:o.Projection.LonLat,transformation:new o.Transformation(1,0,-1,0),scale:function(t){return Math.pow(2,t)},distance:function(t,e){var i=e.lng-t.lng,n=e.lat-t.lat;return Math.sqrt(i*i+n*n)},infinite:!0}),o.CRS.Earth=o.extend({},o.CRS,{wrapLng:[-180,180],R:6378137,distance:function(t,e){var i=Math.PI/180,n=t.lat*i,o=e.lat*i,s=Math.sin(n)*Math.sin(o)+Math.cos(n)*Math.cos(o)*Math.cos((e.lng-t.lng)*i);return this.R*Math.acos(Math.min(s,1))}}),o.CRS.EPSG3857=o.extend({},o.CRS.Earth,{code:"EPSG:3857",projection:o.Projection.SphericalMercator,transformation:function(){var t=.5/(Math.PI*o.Projection.SphericalMercator.R);return new o.Transformation(t,.5,-t,.5)}()}),o.CRS.EPSG900913=o.extend({},o.CRS.EPSG3857,{code:"EPSG:900913"}),o.CRS.EPSG4326=o.extend({},o.CRS.Earth,{code:"EPSG:4326",projection:o.Projection.LonLat,transformation:new o.Transformation(1/180,1,-1/180,.5)}),o.Map=o.Evented.extend({options:{crs:o.CRS.EPSG3857,fadeAnimation:!0,trackResize:!0,markerZoomAnimation:!0},initialize:function(t,e){e=o.setOptions(this,e),this._initContainer(t),this._initLayout(),this._onResize=o.bind(this._onResize,this),this._initEvents(),e.maxBounds&&this.setMaxBounds(e.maxBounds),e.center&&e.zoom!==i&&this.setView(o.latLng(e.center),e.zoom,{reset:!0}),this._handlers=[],this._layers={},this._zoomBoundLayers={},this.callInitHooks(),this._addLayers(this.options.layers)},setView:function(t,e){return e=e===i?this.getZoom():e,this._resetView(o.latLng(t),this._limitZoom(e)),this},setZoom:function(t,e){return this._loaded?this.setView(this.getCenter(),t,{zoom:e}):(this._zoom=this._limitZoom(t),this)},zoomIn:function(t,e){return this.setZoom(this._zoom+(t||1),e)},zoomOut:function(t,e){return this.setZoom(this._zoom-(t||1),e)},setZoomAround:function(t,e,i){var n=this.getZoomScale(e),s=this.getSize().divideBy(2),a=t instanceof o.Point?t:this.latLngToContainerPoint(t),r=a.subtract(s).multiplyBy(1-1/n),h=this.containerPointToLatLng(s.add(r));return this.setView(h,e,{zoom:i})},fitBounds:function(t,e){e=e||{},t=t.getBounds?t.getBounds():o.latLngBounds(t);var i=o.point(e.paddingTopLeft||e.padding||[0,0]),n=o.point(e.paddingBottomRight||e.padding||[0,0]),s=this.getBoundsZoom(t,!1,i.add(n));s=e.maxZoom?Math.min(e.maxZoom,s):s;var a=n.subtract(i).divideBy(2),r=this.project(t.getSouthWest(),s),h=this.project(t.getNorthEast(),s),l=this.unproject(r.add(h).divideBy(2).add(a),s);return this.setView(l,s,e)},fitWorld:function(t){return this.fitBounds([[-90,-180],[90,180]],t)},panTo:function(t,e){return this.setView(t,this._zoom,{pan:e})},panBy:function(t){return this.fire("movestart"),this._rawPanBy(o.point(t)),this.fire("move"),this.fire("moveend")},setMaxBounds:function(t){return t=o.latLngBounds(t),this.options.maxBounds=t,t?(this._loaded&&this._panInsideMaxBounds(),this.on("moveend",this._panInsideMaxBounds)):this.off("moveend",this._panInsideMaxBounds)},panInsideBounds:function(t,e){var i=this.getCenter(),n=this._limitCenter(i,this._zoom,t);return i.equals(n)?this:this.panTo(n,e)},invalidateSize:function(t){if(!this._loaded)return this;t=o.extend({animate:!1,pan:!0},t===!0?{animate:!0}:t);var e=this.getSize();this._sizeChanged=!0,this._initialCenter=null;var i=this.getSize(),n=e.divideBy(2).round(),s=i.divideBy(2).round(),a=n.subtract(s);return a.x||a.y?(t.animate&&t.pan?this.panBy(a):(t.pan&&this._rawPanBy(a),this.fire("move"),t.debounceMoveend?(clearTimeout(this._sizeTimer),this._sizeTimer=setTimeout(o.bind(this.fire,this,"moveend"),200)):this.fire("moveend")),this.fire("resize",{oldSize:e,newSize:i})):this},addHandler:function(t,e){if(!e)return this;var i=this[t]=new e(this);return this._handlers.push(i),this.options[t]&&i.enable(),this},remove:function(){this._initEvents("off");try{delete this._container._leaflet}catch(t){this._container._leaflet=i}return o.DomUtil.remove(this._mapPane),this._clearControlPos&&this._clearControlPos(),this._clearHandlers(),this._loaded&&this.fire("unload"),this},createPane:function(t,e){var i="leaflet-pane"+(t?" leaflet-"+t.replace("Pane","")+"-pane":""),n=o.DomUtil.create("div",i,e||this._mapPane);return t&&(this._panes[t]=n),n},getCenter:function(){return this._checkIfLoaded(),this._initialCenter&&!this._moved()?this._initialCenter:this.layerPointToLatLng(this._getCenterLayerPoint())},getZoom:function(){return this._zoom},getBounds:function(){var t=this.getPixelBounds(),e=this.unproject(t.getBottomLeft()),i=this.unproject(t.getTopRight());return new o.LatLngBounds(e,i)},getMinZoom:function(){return this.options.minZoom===i?this._layersMinZoom||0:this.options.minZoom},getMaxZoom:function(){return this.options.maxZoom===i?this._layersMaxZoom===i?1/0:this._layersMaxZoom:this.options.maxZoom},getBoundsZoom:function(t,e,i){t=o.latLngBounds(t);var n,s=this.getMinZoom()-(e?1:0),a=this.getMaxZoom(),r=this.getSize(),h=t.getNorthWest(),l=t.getSouthEast(),u=!0;i=o.point(i||[0,0]);do s++,n=this.project(l,s).subtract(this.project(h,s)).add(i),u=e?n.x<r.x||n.y<r.y:r.contains(n);while(u&&a>=s);return u&&e?null:e?s:s-1},getSize:function(){return(!this._size||this._sizeChanged)&&(this._size=new o.Point(this._container.clientWidth,this._container.clientHeight),this._sizeChanged=!1),this._size.clone()},getPixelBounds:function(){var t=this._getTopLeftPoint();return new o.Bounds(t,t.add(this.getSize()))},getPixelOrigin:function(){return this._checkIfLoaded(),this._initialTopLeftPoint},getPixelWorldBounds:function(){return this.options.crs.getProjectedBounds(this.getZoom())},getPane:function(t){return"string"==typeof t?this._panes[t]:t},getPanes:function(){return this._panes},getContainer:function(){return this._container},getZoomScale:function(t){var e=this.options.crs;return e.scale(t)/e.scale(this._zoom)},getScaleZoom:function(t){return this._zoom+Math.log(t)/Math.LN2},project:function(t,e){return e=e===i?this._zoom:e,this.options.crs.latLngToPoint(o.latLng(t),e)},unproject:function(t,e){return e=e===i?this._zoom:e,this.options.crs.pointToLatLng(o.point(t),e)},layerPointToLatLng:function(t){var e=o.point(t).add(this.getPixelOrigin());return this.unproject(e)},latLngToLayerPoint:function(t){var e=this.project(o.latLng(t))._round();return e._subtract(this.getPixelOrigin())},wrapLatLng:function(t){return this.options.crs.wrapLatLng(o.latLng(t))},distance:function(t,e){return this.options.crs.distance(o.latLng(t),o.latLng(e))},containerPointToLayerPoint:function(t){return o.point(t).subtract(this._getMapPanePos())},layerPointToContainerPoint:function(t){return o.point(t).add(this._getMapPanePos())},containerPointToLatLng:function(t){var e=this.containerPointToLayerPoint(o.point(t));return this.layerPointToLatLng(e)},latLngToContainerPoint:function(t){return this.layerPointToContainerPoint(this.latLngToLayerPoint(o.latLng(t)))},mouseEventToContainerPoint:function(t){return o.DomEvent.getMousePosition(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){var e=this._container=o.DomUtil.get(t);if(!e)throw new Error("Map container not found.");if(e._leaflet)throw new Error("Map container is already initialized.");e._leaflet=!0},_initLayout:function(){var t=this._container;this._fadeAnimated=this.options.fadeAnimation&&o.Browser.any3d,o.DomUtil.addClass(t,"leaflet-container"+(o.Browser.touch?" leaflet-touch":"")+(o.Browser.retina?" leaflet-retina":"")+(o.Browser.ielt9?" leaflet-oldie":"")+(o.Browser.safari?" leaflet-safari":"")+(this._fadeAnimated?" leaflet-fade-anim":""));var e=o.DomUtil.getStyle(t,"position");"absolute"!==e&&"relative"!==e&&"fixed"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._mapPane=this.createPane("mapPane",this._container),this.createPane("tilePane"),this.createPane("shadowPane"),this.createPane("overlayPane"),this.createPane("markerPane"),this.createPane("popupPane"),this.options.markerZoomAnimation||(o.DomUtil.addClass(t.markerPane,"leaflet-zoom-hide"),o.DomUtil.addClass(t.shadowPane,"leaflet-zoom-hide"))},_resetView:function(t,e,i,n){var s=this._zoom!==e;n||(this.fire("movestart"),s&&this.fire("zoomstart")),this._zoom=e,this._initialCenter=t,this._initialTopLeftPoint=this._getNewTopLeftPoint(t),i?this._initialTopLeftPoint._add(this._getMapPanePos()):o.DomUtil.setPosition(this._mapPane,new o.Point(0,0));var a=!this._loaded;this._loaded=!0,this.fire("viewreset",{hard:!i}),a&&this.fire("load"),this.fire("move"),(s||n)&&this.fire("zoomend"),this.fire("moveend",{hard:!i})},_rawPanBy:function(t){o.DomUtil.setPosition(this._mapPane,this._getMapPanePos().subtract(t))},_getZoomSpan:function(){return this.getMaxZoom()-this.getMinZoom()},_panInsideMaxBounds:function(){this.panInsideBounds(this.options.maxBounds)},_checkIfLoaded:function(){if(!this._loaded)throw new Error("Set map center and zoom first.")},_initEvents:function(e){o.DomEvent&&(e=e||"on",o.DomEvent[e](this._container,"click dblclick mousedown mouseup mouseenter mouseleave mousemove contextmenu",this._handleMouseEvent,this),this.options.trackResize&&o.DomEvent[e](t,"resize",this._onResize,this))},_onResize:function(){o.Util.cancelAnimFrame(this._resizeRequest),this._resizeRequest=o.Util.requestAnimFrame(function(){this.invalidateSize({debounceMoveend:!0})},this,!1,this._container)},_handleMouseEvent:function(t){this._loaded&&this._fireMouseEvent(this,t,"mouseenter"===t.type?"mouseover":"mouseleave"===t.type?"mouseout":t.type)},_fireMouseEvent:function(t,e,i,n,s){if(i=i||e.type,!o.DomEvent._skipped(e)){if("click"===i){if(!e._simulated&&(this.dragging&&this.dragging.moved()||this.boxZoom&&this.boxZoom.moved()))return;t.fire("preclick")}if(t.listens(i,n)){"contextmenu"===i&&o.DomEvent.preventDefault(e),("click"===i||"dblclick"===i||"contextmenu"===i)&&o.DomEvent.stopPropagation(e);var a={originalEvent:e,containerPoint:this.mouseEventToContainerPoint(e)};a.layerPoint=this.containerPointToLayerPoint(a.containerPoint),a.latlng=s||this.layerPointToLatLng(a.layerPoint),t.fire(i,a,n)}}},_clearHandlers:function(){for(var t=0,e=this._handlers.length;e>t;t++)this._handlers[t].disable()},whenReady:function(t,e){return this._loaded?t.call(e||this,{target:this}):this.on("load",t,e),this},_getMapPanePos:function(){return o.DomUtil.getPosition(this._mapPane)},_moved:function(){var t=this._getMapPanePos();return t&&!t.equals([0,0])},_getTopLeftPoint:function(){return this.getPixelOrigin().subtract(this._getMapPanePos())},_getNewTopLeftPoint:function(t,e){var i=this.getSize()._divideBy(2);return this.project(t,e)._subtract(i)._round()},_latLngToNewLayerPoint:function(t,e,i){var n=this._getNewTopLeftPoint(i,e).add(this._getMapPanePos());return this.project(t,e)._subtract(n)},_getCenterLayerPoint:function(){return this.containerPointToLayerPoint(this.getSize()._divideBy(2))},_getCenterOffset:function(t){return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())},_limitCenter:function(t,e,i){if(!i)return t;var n=this.project(t,e),s=this.getSize().divideBy(2),a=new o.Bounds(n.subtract(s),n.add(s)),r=this._getBoundsOffset(a,i,e);return this.unproject(n.add(r),e)},_limitOffset:function(t,e){if(!e)return t;var i=this.getPixelBounds(),n=new o.Bounds(i.min.add(t),i.max.add(t));return t.add(this._getBoundsOffset(n,e))},_getBoundsOffset:function(t,e,i){var n=this.project(e.getNorthWest(),i).subtract(t.min),s=this.project(e.getSouthEast(),i).subtract(t.max),a=this._rebound(n.x,-s.x),r=this._rebound(n.y,-s.y);return new o.Point(a,r)},_rebound:function(t,e){return t+e>0?Math.round(t-e)/2:Math.max(0,Math.ceil(t))-Math.max(0,Math.floor(e))},_limitZoom:function(t){var e=this.getMinZoom(),i=this.getMaxZoom();return Math.max(e,Math.min(i,t))}}),o.map=function(t,e){return new o.Map(t,e)},o.Layer=o.Evented.extend({options:{pane:"overlayPane"},addTo:function(t){return t.addLayer(this),this},remove:function(){return this.removeFrom(this._map||this._mapToAdd)},removeFrom:function(t){return t&&t.removeLayer(this),this},getPane:function(t){return this._map.getPane(t?this.options[t]||t:this.options.pane)},_layerAdd:function(t){var e=t.target;e.hasLayer(this)&&(this._map=e,this._zoomAnimated=e._zoomAnimated,this.onAdd(e),this.getAttribution&&this._map.attributionControl&&this._map.attributionControl.addAttribution(this.getAttribution()),this.getEvents&&e.on(this.getEvents(),this),this.fire("add"),e.fire("layeradd",{layer:this}))}}),o.Map.include({addLayer:function(t){var e=o.stamp(t);return this._layers[e]?t:(this._layers[e]=t,t._mapToAdd=this,t.beforeAdd&&t.beforeAdd(this),this.whenReady(t._layerAdd,t),this)},removeLayer:function(t){var e=o.stamp(t);return this._layers[e]?(this._loaded&&t.onRemove(this),t.getAttribution&&this.attributionControl&&this.attributionControl.removeAttribution(t.getAttribution()),t.getEvents&&this.off(t.getEvents(),t),delete this._layers[e],this._loaded&&(this.fire("layerremove",{layer:t}),t.fire("remove")),t._map=t._mapToAdd=null,this):this},hasLayer:function(t){return!!t&&o.stamp(t)in this._layers},eachLayer:function(t,e){for(var i in this._layers)t.call(e,this._layers[i]);return this},_addLayers:function(t){t=t?o.Util.isArray(t)?t:[t]:[];for(var e=0,i=t.length;i>e;e++)this.addLayer(t[e])},_addZoomLimit:function(t){(isNaN(t.options.maxZoom)||!isNaN(t.options.minZoom))&&(this._zoomBoundLayers[o.stamp(t)]=t,this._updateZoomLevels())},_removeZoomLimit:function(t){var e=o.stamp(t);this._zoomBoundLayers[e]&&(delete this._zoomBoundLayers[e],this._updateZoomLevels())},_updateZoomLevels:function(){var t=1/0,e=-1/0,n=this._getZoomSpan();for(var o in this._zoomBoundLayers){var s=this._zoomBoundLayers[o].options;t=s.minZoom===i?t:Math.min(t,s.minZoom),e=s.maxZoom===i?e:Math.max(e,s.maxZoom)}this._layersMaxZoom=e===-1/0?i:e,this._layersMinZoom=1/0===t?i:t,n!==this._getZoomSpan()&&this.fire("zoomlevelschange")}}),o.Projection.Mercator={R:6378137,R_MINOR:6356752.314245179,bounds:o.bounds([-20037508.34279,-15496570.73972],[20037508.34279,18764656.23138]),project:function(t){var e=Math.PI/180,i=this.R,n=t.lat*e,s=this.R_MINOR/i,a=Math.sqrt(1-s*s),r=a*Math.sin(n),h=Math.tan(Math.PI/4-n/2)/Math.pow((1-r)/(1+r),a/2);return n=-i*Math.log(Math.max(h,1e-10)),new o.Point(t.lng*e*i,n)},unproject:function(t){for(var e,i=180/Math.PI,n=this.R,s=this.R_MINOR/n,a=Math.sqrt(1-s*s),r=Math.exp(-t.y/n),h=Math.PI/2-2*Math.atan(r),l=0,u=.1;15>l&&Math.abs(u)>1e-7;l++)e=a*Math.sin(h),e=Math.pow((1-e)/(1+e),a/2),u=Math.PI/2-2*Math.atan(r*e)-h,h+=u;
return new o.LatLng(h*i,t.x*i/n)}},o.CRS.EPSG3395=o.extend({},o.CRS.Earth,{code:"EPSG:3395",projection:o.Projection.Mercator,transformation:function(){var t=.5/(Math.PI*o.Projection.Mercator.R);return new o.Transformation(t,.5,-t,.5)}()}),o.GridLayer=o.Layer.extend({options:{pane:"tilePane",tileSize:256,opacity:1,unloadInvisibleTiles:o.Browser.mobile,updateWhenIdle:o.Browser.mobile,updateInterval:150},initialize:function(t){t=o.setOptions(this,t)},onAdd:function(){this._initContainer(),this.options.updateWhenIdle||(this._update=o.Util.throttle(this._update,this.options.updateInterval,this)),this._reset(),this._update()},beforeAdd:function(t){t._addZoomLimit(this)},onRemove:function(t){this._clearBgBuffer(),o.DomUtil.remove(this._container),t._removeZoomLimit(this),this._container=null},bringToFront:function(){return this._map&&(o.DomUtil.toFront(this._container),this._setAutoZIndex(Math.max)),this},bringToBack:function(){return this._map&&(o.DomUtil.toBack(this._container),this._setAutoZIndex(Math.min)),this},getAttribution:function(){return this.options.attribution},getContainer:function(){return this._container},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},redraw:function(){return this._map&&(this._reset({hard:!0}),this._update()),this},getEvents:function(){var t={viewreset:this._reset,moveend:this._update};return this.options.updateWhenIdle||(t.move=this._update),this._zoomAnimated&&(t.zoomstart=this._startZoomAnim,t.zoomanim=this._animateZoom,t.zoomend=this._endZoomAnim),t},_updateZIndex:function(){this._container&&this.options.zIndex!==i&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t){for(var e,i=this.getPane().children,n=-t(-1/0,1/0),o=0,s=i.length;s>o;o++)e=i[o].style.zIndex,i[o]!==this._container&&e&&(n=t(n,+e));isFinite(n)&&(this.options.zIndex=n+t(-1,1),this._updateZIndex())},_updateOpacity:function(){var t=this.options.opacity;if(o.Browser.ielt9)for(var e in this._tiles)o.DomUtil.setOpacity(this._tiles[e],t);else o.DomUtil.setOpacity(this._container,t)},_initContainer:function(){if(!this._container){if(this._container=o.DomUtil.create("div","leaflet-layer"),this._updateZIndex(),this._zoomAnimated){var t="leaflet-tile-container leaflet-zoom-animated";this._bgBuffer=o.DomUtil.create("div",t,this._container),this._tileContainer=o.DomUtil.create("div",t,this._container),o.DomUtil.setTransform(this._tileContainer)}else this._tileContainer=this._container;this.options.opacity<1&&this._updateOpacity(),this.getPane().appendChild(this._container)}},_reset:function(t){for(var e in this._tiles)this.fire("tileunload",{tile:this._tiles[e]});this._tiles={},this._tilesToLoad=0,this._tilesTotal=0,o.DomUtil.empty(this._tileContainer),this._zoomAnimated&&t&&t.hard&&this._clearBgBuffer(),this._tileNumBounds=this._getTileNumBounds(),this._resetWrap()},_resetWrap:function(){var t=this._map,e=t.options.crs;if(!e.infinite){var i=this._getTileSize();e.wrapLng&&(this._wrapLng=[Math.floor(t.project([0,e.wrapLng[0]]).x/i),Math.ceil(t.project([0,e.wrapLng[1]]).x/i)]),e.wrapLat&&(this._wrapLat=[Math.floor(t.project([e.wrapLat[0],0]).y/i),Math.ceil(t.project([e.wrapLat[1],0]).y/i)])}},_getTileSize:function(){return this.options.tileSize},_update:function(){if(this._map){var t=this._map.getPixelBounds(),e=this._map.getZoom(),i=this._getTileSize();if(!(e>this.options.maxZoom||e<this.options.minZoom)){var n=o.bounds(t.min.divideBy(i).floor(),t.max.divideBy(i).floor());this._addTiles(n),this.options.unloadInvisibleTiles&&this._removeOtherTiles(n)}}},_addTiles:function(t){var i,n,s,a=[],r=t.getCenter(),h=this._map.getZoom();for(i=t.min.y;i<=t.max.y;i++)for(n=t.min.x;n<=t.max.x;n++)s=new o.Point(n,i),s.z=h,this._tileCoordsToKey(s)in this._tiles||!this._isValidTile(s)||a.push(s);var l=a.length;if(0!==l){this._tilesToLoad||this.fire("loading"),this._tilesToLoad+=l,this._tilesTotal+=l,a.sort(function(t,e){return t.distanceTo(r)-e.distanceTo(r)});var u=e.createDocumentFragment();for(n=0;l>n;n++)this._addTile(a[n],u);this._tileContainer.appendChild(u)}},_isValidTile:function(t){var e=this._map.options.crs;if(!e.infinite){var i=this._tileNumBounds;if(!e.wrapLng&&(t.x<i.min.x||t.x>i.max.x)||!e.wrapLat&&(t.y<i.min.y||t.y>i.max.y))return!1}if(!this.options.bounds)return!0;var n=this._tileCoordsToBounds(t);return o.latLngBounds(this.options.bounds).intersects(n)},_tileCoordsToBounds:function(t){var e=this._map,i=this._getTileSize(),n=t.multiplyBy(i),s=n.add([i,i]),a=e.wrapLatLng(e.unproject(n,t.z)),r=e.wrapLatLng(e.unproject(s,t.z));return new o.LatLngBounds(a,r)},_tileCoordsToKey:function(t){return t.x+":"+t.y},_keyToTileCoords:function(t){var e=t.split(":"),i=parseInt(e[0],10),n=parseInt(e[1],10);return new o.Point(i,n)},_removeOtherTiles:function(t){for(var e in this._tiles)t.contains(this._keyToTileCoords(e))||this._removeTile(e)},_removeTile:function(t){var e=this._tiles[t];o.DomUtil.remove(e),delete this._tiles[t],this.fire("tileunload",{tile:e})},_initTile:function(t){var e=this._getTileSize();o.DomUtil.addClass(t,"leaflet-tile"),t.style.width=e+"px",t.style.height=e+"px",t.onselectstart=o.Util.falseFn,t.onmousemove=o.Util.falseFn,o.Browser.ielt9&&this.options.opacity<1&&o.DomUtil.setOpacity(t,this.options.opacity),o.Browser.android&&!o.Browser.android23&&(t.style.WebkitBackfaceVisibility="hidden")},_addTile:function(t,e){var i=this._getTilePos(t);this._wrapCoords(t);var n=this.createTile(t,o.bind(this._tileReady,this));this._initTile(n),this.createTile.length<2&&setTimeout(o.bind(this._tileReady,this,null,n),0),o.DomUtil.setPosition(n,i,!0),this._tiles[this._tileCoordsToKey(t)]=n,e.appendChild(n),this.fire("tileloadstart",{tile:n})},_tileReady:function(t,e){t&&this.fire("tileerror",{error:t,tile:e}),o.DomUtil.addClass(e,"leaflet-tile-loaded"),this.fire("tileload",{tile:e}),this._tilesToLoad--,0===this._tilesToLoad&&this._visibleTilesReady()},_visibleTilesReady:function(){this.fire("load"),this._zoomAnimated&&(clearTimeout(this._clearBgBufferTimer),this._clearBgBufferTimer=setTimeout(o.bind(this._clearBgBuffer,this),300))},_getTilePos:function(t){return t.multiplyBy(this._getTileSize()).subtract(this._map.getPixelOrigin())},_wrapCoords:function(t){t.x=this._wrapLng?o.Util.wrapNum(t.x,this._wrapLng):t.x,t.y=this._wrapLat?o.Util.wrapNum(t.y,this._wrapLat):t.y},_getTileNumBounds:function(){var t=this._map.getPixelWorldBounds(),e=this._getTileSize();return t?o.bounds(t.min.divideBy(e).floor(),t.max.divideBy(e).ceil().subtract([1,1])):null},_startZoomAnim:function(){this._prepareBgBuffer(),this._prevTranslate=this._translate||new o.Point(0,0),this._prevScale=this._scale},_animateZoom:function(t){this._translate=this._prevTranslate.multiplyBy(t.scale).add(t.origin.multiplyBy(1-t.scale)),this._scale=this._prevScale*t.scale,o.DomUtil.setTransform(this._bgBuffer,this._translate,this._scale)},_endZoomAnim:function(){var t=this._tileContainer;t.style.visibility="",o.DomUtil.toFront(t)},_clearBgBuffer:function(){var t=this._map,e=this._bgBuffer;t&&!t._animatingZoom&&!t.touchZoom._zooming&&e&&(o.DomUtil.empty(e),o.DomUtil.setTransform(e))},_prepareBgBuffer:function(){var t=this._tileContainer,e=this._bgBuffer;return this._abortLoading&&this._abortLoading(),this._tilesToLoad/this._tilesTotal>.5?void(t.style.visibility="hidden"):(e.style.visibility="hidden",o.DomUtil.setTransform(e),this._tileContainer=e,this._bgBuffer=t,this._translate=new o.Point(0,0),this._scale=1,void clearTimeout(this._clearBgBufferTimer))}}),o.gridLayer=function(t){return new o.GridLayer(t)},o.TileLayer=o.GridLayer.extend({options:{minZoom:0,maxZoom:18,subdomains:"abc",zoomOffset:0},initialize:function(t,e){this._url=t,e=o.setOptions(this,e),e.detectRetina&&o.Browser.retina&&e.maxZoom>0&&(e.tileSize=Math.floor(e.tileSize/2),e.zoomOffset++,e.minZoom=Math.max(0,e.minZoom),e.maxZoom--),"string"==typeof e.subdomains&&(e.subdomains=e.subdomains.split(""))},setUrl:function(t,e){return this._url=t,e||this.redraw(),this},createTile:function(t,i){var n=e.createElement("img");return n.onload=o.bind(this._tileOnLoad,this,i,n),n.onerror=o.bind(this._tileOnError,this,i,n),this.options.crossOrigin&&(n.crossOrigin=""),n.alt="",n.src=this.getTileUrl(t),n},getTileUrl:function(t){return o.Util.template(this._url,o.extend({r:this.options.detectRetina&&o.Browser.retina&&this.options.maxZoom>0?"@2x":"",s:this._getSubdomain(t),x:t.x,y:this.options.tms?this._tileNumBounds.max.y-t.y:t.y,z:this._getZoomForUrl()},this.options))},_tileOnLoad:function(t,e){t(null,e)},_tileOnError:function(t,e,i){var n=this.options.errorTileUrl;n&&(e.src=n),t(i,e)},_getTileSize:function(){var t=this._map,e=this.options,i=t.getZoom()+e.zoomOffset,n=e.maxNativeZoom;return n&&i>n?Math.round(t.getZoomScale(i)/t.getZoomScale(n)*e.tileSize):e.tileSize},_removeTile:function(t){var e=this._tiles[t];o.GridLayer.prototype._removeTile.call(this,t),o.Browser.android||(e.onload=null,e.src=o.Util.emptyImageUrl)},_getZoomForUrl:function(){var t=this.options,e=this._map.getZoom();return t.zoomReverse&&(e=t.maxZoom-e),e+=t.zoomOffset,t.maxNativeZoom?Math.min(e,t.maxNativeZoom):e},_getSubdomain:function(t){var e=Math.abs(t.x+t.y)%this.options.subdomains.length;return this.options.subdomains[e]},_abortLoading:function(){var t,e;for(t in this._tiles)e=this._tiles[t],e.complete||(e.onload=o.Util.falseFn,e.onerror=o.Util.falseFn,e.src=o.Util.emptyImageUrl,o.DomUtil.remove(e))}}),o.tileLayer=function(t,e){return new o.TileLayer(t,e)},o.TileLayer.WMS=o.TileLayer.extend({defaultWmsParams:{service:"WMS",request:"GetMap",version:"1.1.1",layers:"",styles:"",format:"image/jpeg",transparent:!1},initialize:function(t,e){this._url=t;var i=o.extend({},this.defaultWmsParams);for(var n in e)this.options.hasOwnProperty(n)||"crs"===n||(i[n]=e[n]);e=o.setOptions(this,e),i.width=i.height=e.tileSize*(e.detectRetina&&o.Browser.retina?2:1),this.wmsParams=i},onAdd:function(t){this._crs=this.options.crs||t.options.crs,this._wmsVersion=parseFloat(this.wmsParams.version);var e=this._wmsVersion>=1.3?"crs":"srs";this.wmsParams[e]=this._crs.code,o.TileLayer.prototype.onAdd.call(this,t)},getTileUrl:function(t){var e=this._tileCoordsToBounds(t),i=this._crs.project(e.getNorthWest()),n=this._crs.project(e.getSouthEast()),s=(this._wmsVersion>=1.3&&this._crs===o.CRS.EPSG4326?[n.y,i.x,i.y,n.x]:[i.x,n.y,n.x,i.y]).join(","),a=o.TileLayer.prototype.getTileUrl.call(this,t);return a+o.Util.getParamString(this.wmsParams,a,!0)+"&BBOX="+s},setParams:function(t,e){return o.extend(this.wmsParams,t),e||this.redraw(),this}}),o.tileLayer.wms=function(t,e){return new o.TileLayer.WMS(t,e)},o.ImageOverlay=o.Layer.extend({options:{opacity:1,alt:""},initialize:function(t,e,i){this._url=t,this._bounds=o.latLngBounds(e),o.setOptions(this,i)},onAdd:function(){this._image||(this._initImage(),this.options.opacity<1&&this._updateOpacity()),this.getPane().appendChild(this._image),this._reset()},onRemove:function(){o.DomUtil.remove(this._image)},setOpacity:function(t){return this.options.opacity=t,this._image&&this._updateOpacity(),this},bringToFront:function(){return this._map&&o.DomUtil.toFront(this._image),this},bringToBack:function(){return this._map&&o.DomUtil.toBack(this._image),this},setUrl:function(t){return this._url=t,this._image&&(this._image.src=t),this},getAttribution:function(){return this.options.attribution},getEvents:function(){var t={viewreset:this._reset};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},_initImage:function(){var t=this._image=o.DomUtil.create("img","leaflet-image-layer "+(this._zoomAnimated?"leaflet-zoom-animated":""));t.onselectstart=o.Util.falseFn,t.onmousemove=o.Util.falseFn,t.onload=o.bind(this.fire,this,"load"),t.src=this._url,t.alt=this.options.alt},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._bounds.getNorthWest(),t.zoom,t.center),i=this._map._latLngToNewLayerPoint(this._bounds.getSouthEast(),t.zoom,t.center).subtract(e),n=e.add(i._multiplyBy((1-1/t.scale)/2));o.DomUtil.setTransform(this._image,n,t.scale)},_reset:function(){var t=this._image,e=new o.Bounds(this._map.latLngToLayerPoint(this._bounds.getNorthWest()),this._map.latLngToLayerPoint(this._bounds.getSouthEast())),i=e.getSize();o.DomUtil.setPosition(t,e.min),t.style.width=i.x+"px",t.style.height=i.y+"px"},_updateOpacity:function(){o.DomUtil.setOpacity(this._image,this.options.opacity)}}),o.imageOverlay=function(t,e,i){return new o.ImageOverlay(t,e,i)},o.Icon=o.Class.extend({initialize:function(t){o.setOptions(this,t)},createIcon:function(t){return this._createIcon("icon",t)},createShadow:function(t){return this._createIcon("shadow",t)},_createIcon:function(t,e){var i=this._getIconUrl(t);if(!i){if("icon"===t)throw new Error("iconUrl not set in Icon options (see the docs).");return null}var n=this._createImg(i,e&&"IMG"===e.tagName?e:null);return this._setIconStyles(n,t),n},_setIconStyles:function(t,e){var i=this.options,n=o.point(i[e+"Size"]),s=o.point("shadow"===e&&i.shadowAnchor||i.iconAnchor||n&&n.divideBy(2,!0));t.className="leaflet-marker-"+e+" "+(i.className||""),s&&(t.style.marginLeft=-s.x+"px",t.style.marginTop=-s.y+"px"),n&&(t.style.width=n.x+"px",t.style.height=n.y+"px")},_createImg:function(t,i){return i=i||e.createElement("img"),i.src=t,i},_getIconUrl:function(t){return o.Browser.retina&&this.options[t+"RetinaUrl"]||this.options[t+"Url"]}}),o.icon=function(t){return new o.Icon(t)},o.Icon.Default=o.Icon.extend({options:{iconSize:[25,41],iconAnchor:[12,41],popupAnchor:[1,-34],shadowSize:[41,41]},_getIconUrl:function(t){var e=t+"Url";if(this.options[e])return this.options[e];var i=o.Icon.Default.imagePath;if(!i)throw new Error("Couldn't autodetect L.Icon.Default.imagePath, set it manually.");return i+"/marker-"+t+(o.Browser.retina&&"icon"===t?"-2x":"")+".png"}}),o.Icon.Default.imagePath=function(){var t,i,n,o,s=e.getElementsByTagName("script"),a=/[\/^]leaflet[\-\._]?([\w\-\._]*)\.js\??/;for(t=0,i=s.length;i>t;t++)if(n=s[t].src,n.match(a))return o=n.split(a)[0],(o?o+"/":"")+"images"}(),o.Marker=o.Layer.extend({options:{pane:"markerPane",icon:new o.Icon.Default,clickable:!0,keyboard:!0,zIndexOffset:0,opacity:1,riseOffset:250},initialize:function(t,e){o.setOptions(this,e),this._latlng=o.latLng(t)},onAdd:function(t){this._zoomAnimated=this._zoomAnimated&&t.options.markerZoomAnimation,this._initIcon(),this.update()},onRemove:function(){this.dragging&&this.dragging.disable(),this._removeIcon(),this._removeShadow()},getEvents:function(){var t={viewreset:this.update};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},getLatLng:function(){return this._latlng},setLatLng:function(t){var e=this._latlng;return this._latlng=o.latLng(t),this.update(),this.fire("move",{oldLatLng:e,latlng:this._latlng})},setZIndexOffset:function(t){return this.options.zIndexOffset=t,this.update()},setIcon:function(t){return this.options.icon=t,this._map&&(this._initIcon(),this.update()),this._popup&&this.bindPopup(this._popup),this},update:function(){if(this._icon){var t=this._map.latLngToLayerPoint(this._latlng).round();this._setPos(t)}return this},_initIcon:function(){var t=this.options,e="leaflet-zoom-"+(this._zoomAnimated?"animated":"hide"),i=t.icon.createIcon(this._icon),n=!1;i!==this._icon&&(this._icon&&this._removeIcon(),n=!0,t.title&&(i.title=t.title),t.alt&&(i.alt=t.alt)),o.DomUtil.addClass(i,e),t.keyboard&&(i.tabIndex="0"),this._icon=i,this._initInteraction(),t.riseOnHover&&o.DomEvent.on(i,{mouseover:this._bringToFront,mouseout:this._resetZIndex},this);var s=t.icon.createShadow(this._shadow),a=!1;s!==this._shadow&&(this._removeShadow(),a=!0),s&&o.DomUtil.addClass(s,e),this._shadow=s,t.opacity<1&&this._updateOpacity(),n&&this.getPane().appendChild(this._icon),s&&a&&this.getPane("shadowPane").appendChild(this._shadow)},_removeIcon:function(){this.options.riseOnHover&&o.DomEvent.off(this._icon,{mouseover:this._bringToFront,mouseout:this._resetZIndex},this),o.DomUtil.remove(this._icon),this._icon=null},_removeShadow:function(){this._shadow&&o.DomUtil.remove(this._shadow),this._shadow=null},_setPos:function(t){o.DomUtil.setPosition(this._icon,t),this._shadow&&o.DomUtil.setPosition(this._shadow,t),this._zIndex=t.y+this.options.zIndexOffset,this._resetZIndex()},_updateZIndex:function(t){this._icon.style.zIndex=this._zIndex+t},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center).round();this._setPos(e)},_initInteraction:function(){this.options.clickable&&(o.DomUtil.addClass(this._icon,"leaflet-clickable"),o.DomEvent.on(this._icon,"click dblclick mousedown mouseup mouseover mouseout contextmenu keypress",this._fireMouseEvent,this),o.Handler.MarkerDrag&&(this.dragging=new o.Handler.MarkerDrag(this),this.options.draggable&&this.dragging.enable()))},_fireMouseEvent:function(t,e){"mousedown"===t.type&&o.DomEvent.preventDefault(t),"click"===t.type&&this.dragging&&this.dragging.moved()||("keypress"===t.type&&13===t.keyCode&&(e="click"),this._map&&this._map._fireMouseEvent(this,t,e,!0,this._latlng))},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},_updateOpacity:function(){var t=this.options.opacity;o.DomUtil.setOpacity(this._icon,t),this._shadow&&o.DomUtil.setOpacity(this._shadow,t)},_bringToFront:function(){this._updateZIndex(this.options.riseOffset)},_resetZIndex:function(){this._updateZIndex(0)}}),o.marker=function(t,e){return new o.Marker(t,e)},o.DivIcon=o.Icon.extend({options:{iconSize:[12,12],className:"leaflet-div-icon",html:!1},createIcon:function(t){var i=t&&"DIV"===t.tagName?t:e.createElement("div"),n=this.options;return i.innerHTML=n.html!==!1?n.html:"",n.bgPos&&(i.style.backgroundPosition=-n.bgPos.x+"px "+-n.bgPos.y+"px"),this._setIconStyles(i,"icon"),i},createShadow:function(