searxng/searx/static/themes/simple/leaflet/leaflet.js

/*
 Leaflet 1.0.3+ed36a04, a JS library for interactive maps. http://leafletjs.com
 (c) 2010-2016 Vladimir Agafonkin, (c) 2010-2011 CloudMade
*/
!function(t,e,i){function n(){var e=t.L;o.noConflict=function(){return t.L=e,this},t.L=o}var o={version:"1.0.3+ed36a04"};"object"==typeof module&&"object"==typeof module.exports?module.exports=o:"function"==typeof define&&define.amd&&define(o),"undefined"!=typeof t&&n(),o.Util={extend:function(t){var e,i,n,o;for(i=1,n=arguments.length;i<n;i++){o=arguments[i];for(e in o)t[e]=o[e]}return t},create:Object.create||function(){function t(){}return function(e){return t.prototype=e,new t}}(),bind:function(t,e){var i=Array.prototype.slice;if(t.bind)return t.bind.apply(t,i.call(arguments,1));var n=i.call(arguments,2);return function(){return t.apply(e,n.length?n.concat(i.call(arguments)):arguments)}},stamp:function(t){return t._leaflet_id=t._leaflet_id||++o.Util.lastId,t._leaflet_id},lastId:0,throttle:function(t,e,i){var n,o,s,r;return r=function(){n=!1,o&&(s.apply(i,o),o=!1)},s=function(){n?o=arguments:(t.apply(i,arguments),setTimeout(r,e),n=!0)}},wrapNum:function(t,e,i){var n=e[1],o=e[0],s=n-o;return t===n&&i?t:((t-o)%s+s)%s+o},falseFn:function(){return!1},formatNum:function(t,e){var i=Math.pow(10,e||5);return Math.round(t*i)/i},trim:function(t){return t.trim?t.trim():t.replace(/^\s+|\s+$/g,"")},splitWords:function(t){return o.Util.trim(t).split(/\s+/)},setOptions:function(t,e){t.hasOwnProperty("options")||(t.options=t.options?o.Util.create(t.options):{});for(var i in e)t.options[i]=e[i];return t.options},getParamString:function(t,e,i){var n=[];for(var o in t)n.push(encodeURIComponent(i?o.toUpperCase():o)+"="+encodeURIComponent(t[o]));return(e&&e.indexOf("?")!==-1?"&":"?")+n.join("&")},template:function(t,e){return t.replace(o.Util.templateRe,function(t,n){var o=e[n];if(o===i)throw new Error("No value provided for variable "+t);return"function"==typeof o&&(o=o(e)),o})},templateRe:/\{ *([\w_\-]+) *\}/g,isArray:Array.isArray||function(t){return"[object Array]"===Object.prototype.toString.call(t)},indexOf:function(t,e){for(var i=0;i<t.length;i++)if(t[i]===e)return i;return-1},emptyImageUrl:"data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs="},function(){function e(e){return t["webkit"+e]||t["moz"+e]||t["ms"+e]}function i(e){var i=+new Date,o=Math.max(0,16-(i-n));return n=i+o,t.setTimeout(e,o)}var n=0,s=t.requestAnimationFrame||e("RequestAnimationFrame")||i,r=t.cancelAnimationFrame||e("CancelAnimationFrame")||e("CancelRequestAnimationFrame")||function(e){t.clearTimeout(e)};o.Util.requestAnimFrame=function(e,n,r){return r&&s===i?void e.call(n):s.call(t,o.bind(e,n))},o.Util.cancelAnimFrame=function(e){e&&r.call(t,e)}}(),o.extend=o.Util.extend,o.bind=o.Util.bind,o.stamp=o.Util.stamp,o.setOptions=o.Util.setOptions,o.Class=function(){},o.Class.extend=function(t){var e=function(){this.initialize&&this.initialize.apply(this,arguments),this.callInitHooks()},i=e.__super__=this.prototype,n=o.Util.create(i);n.constructor=e,e.prototype=n;for(var s in this)this.hasOwnProperty(s)&&"prototype"!==s&&(e[s]=this[s]);return t.statics&&(o.extend(e,t.statics),delete t.statics),t.includes&&(o.Util.extend.apply(null,[n].concat(t.includes)),delete t.includes),n.options&&(t.options=o.Util.extend(o.Util.create(n.options),t.options)),o.extend(n,t),n._initHooks=[],n.callInitHooks=function(){if(!this._initHooksCalled){i.callInitHooks&&i.callInitHooks.call(this),this._initHooksCalled=!0;for(var t=0,e=n._initHooks.length;t<e;t++)n._initHooks[t].call(this)}},e},o.Class.include=function(t){return o.extend(this.prototype,t),this},o.Class.mergeOptions=function(t){return o.extend(this.prototype.options,t),this},o.Class.addInitHook=function(t){var e=Array.prototype.slice.call(arguments,1),i="function"==typeof t?t:function(){this[t].apply(this,e)};return this.prototype._initHooks=this.prototype._initHooks||[],this.prototype._initHooks.push(i),this},o.Evented=o.Class.extend({on:function(t,e,i){if("object"==typeof t)for(var n in t)this._on(n,t[n],e);else{t=o.Util.splitWords(t);for(var s=0,r=t.length;s<r;s++)this._on(t[s],e,i)}return this},off:function(t,e,i){if(t)if("object"==typeof t)for(var n in t)this._off(n,t[n],e);else{t=o.Util.splitWords(t);for(var s=0,r=t.
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._paneRenderers={},this._mapPane=this.createPane("mapPane",this._container),o.DomUtil.setPosition(this._mapPane,new o.Point(0,0)),this.createPane("tilePane"),this.createPane("shadowPane"),this.createPane("overlayPane"),this.createPane("markerPane"),this.createPane("tooltipPane"),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){o.DomUtil.setPosition(this._mapPane,new o.Point(0,0));var i=!this._loaded;this._loaded=!0,e=this._limitZoom(e),this.fire("viewprereset");var n=this._zoom!==e;this._moveStart(n)._move(t,e)._moveEnd(n),this.fire("viewreset"),i&&this.fire("load")},_moveStart:function(t){return t&&this.fire("zoomstart"),this.fire("movestart")},_move:function(t,e,n){e===i&&(e=this._zoom);var o=this._zoom!==e;return this._zoom=e,this._lastCenter=t,this._pixelOrigin=this._getNewPixelOrigin(t),(o||n&&n.pinch)&&this.fire("zoom",n),this.fire("move",n)},_moveEnd:function(t){return t&&this.fire("zoomend"),this.fire("moveend")},_stop:function(){return o.Util.cancelAnimFrame(this._flyToFrame),this._panAnim&&this._panAnim.stop(),this},_rawPanBy:function(t){o.DomUtil.setPosition(this._mapPane,this._getMapPanePos().subtract(t))},_getZoomSpan:function(){return this.getMaxZoom()-this.getMinZoom()},_panInsideMaxBounds:function(){this._enforcingBounds||this.panInsideBounds(this.options.maxBounds)},_checkIfLoaded:function(){if(!this._loaded)throw new Error("Set map center and zoom first.")},_initEvents:function(e){if(o.DomEvent){this._targets={},this._targets[o.stamp(this._container)]=this;var i=e?"off":"on";o.DomEvent[i](this._container,"click dblclick mousedown mouseup mouseover mouseout mousemove contextmenu keypress",this._handleDOMEvent,this),this.options.trackResize&&o.DomEvent[i](t,"resize",this._onResize,this),o.Browser.any3d&&this.options.transform3DLimit&&this[i]("moveend",this._onMoveEnd)}},_onResize:function(){o.Util.cancelAnimFrame(this._resizeRequest),this._resizeRequest=o.Util.requestAnimFrame(function(){this.invalidateSize({debounceMoveend:!0})},this)},_onScroll:function(){this._container.scrollTop=0,this._container.scrollLeft=0},_onMoveEnd:function(){var t=this._getMapPanePos();Math.max(Math.abs(t.x),Math.abs(t.y))>=this.options.transform3DLimit&&this._resetView(this.getCenter(),this.getZoom())},_findEventTargets:function(t,e){for(var i,n=[],s="mouseout"===e||"mouseover"===e,r=t.target||t.srcElement,a=!1;r;){if(i=this._targets[o.stamp(r)],i&&("click"===e||"preclick"===e)&&!t._simulated&&this._draggableMoved(i)){a=!0;break}if(i&&i.listens(e,!0)){if(s&&!o.DomEvent._isExternalTarget(r,t))break;if(n.push(i),s)break}if(r===this._container)break;r=r.parentNode}return n.length||a||s||!o.DomEvent._isExternalTarget(r,t)||(n=[this]),n},_handleDOMEvent:function(t){if(this._loaded&&!o.DomEvent._skipped(t)){var e="keypress"===t.type&&13===t.keyCode?"click":t.type;"mousedown"===e&&o.DomUtil.preventOutline(t.target||t.srcElement),this._fireDOMEvent(t,e)}},_fireDOMEvent:function(t,e,i){if("click"===t.type){var n=o.Util.extend({},t);n.type="preclick",this._fireDOMEvent(n,n.type,i)}if(!t._stopped&&(i=(i||[]).concat(this._findEventTargets(t,e)),i.length)){var s=i[0];"contextmenu"===e&&s.listens(e,!0)&&o.DomEvent.preventDefault(t);var r={originalEvent:t};if("keypress"!==t.type){var a=s instanceof o.Marker;r.containerPoint=a?this.latLngToContainerPoint(s.getLatLng()):this.mouseEventToContainerPoint(t),r.layerPoint=this.containerPointToLayerPoint(r.containerPoint),r.latlng=a?s.getLatLng():this.layerPointToLatLng(r.layerPoint)}for(var h=
o.DomUtil.setTransform(this._image,i,e)},_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=i[e+"Size"];"number"==typeof n&&(n=[n,n]);var s=o.point(n),r=o.point("shadow"===e&&i.shadowAnchor||i.iconAnchor||s&&s.divideBy(2,!0));t.className="leaflet-marker-"+e+" "+(i.className||""),r&&(t.style.marginLeft=-r.x+"px",t.style.marginTop=-r.y+"px"),s&&(t.style.width=s.x+"px",t.style.height=s.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:{iconUrl:"marker-icon.png",iconRetinaUrl:"marker-icon-2x.png",shadowUrl:"marker-shadow.png",iconSize:[25,41],iconAnchor:[12,41],popupAnchor:[1,-34],tooltipAnchor:[16,-28],shadowSize:[41,41]},_getIconUrl:function(t){return o.Icon.Default.imagePath||(o.Icon.Default.imagePath=this._detectIconPath()),(this.options.imagePath||o.Icon.Default.imagePath)+o.Icon.prototype._getIconUrl.call(this,t)},_detectIconPath:function(){var t=o.DomUtil.create("div","leaflet-default-icon-path",e.body),i=o.DomUtil.getStyle(t,"background-image")||o.DomUtil.getStyle(t,"backgroundImage");return e.body.removeChild(t),0===i.indexOf("url")?i.replace(/^url\([\"\']?/,"").replace(/marker-icon\.png[\"\']?\)$/,""):""}}),o.Marker=o.Layer.extend({options:{icon:new o.Icon.Default,interactive:!0,draggable:!1,keyboard:!0,title:"",alt:"",zIndexOffset:0,opacity:1,riseOnHover:!1,riseOffset:250,pane:"markerPane",nonBubblingEvents:["click","dblclick","mouseover","mouseout","contextmenu"]},initialize:function(t,e){o.setOptions(this,e),this._latlng=o.latLng(t)},onAdd:function(t){this._zoomAnimated=this._zoomAnimated&&t.options.markerZoomAnimation,this._zoomAnimated&&t.on("zoomanim",this._animateZoom,this),this._initIcon(),this.update()},onRemove:function(t){this.dragging&&this.dragging.enabled()&&(this.options.draggable=!0,this.dragging.removeHooks()),this._zoomAnimated&&t.off("zoomanim",this._animateZoom,this),this._removeIcon(),this._removeShadow()},getEvents:function(){return{zoom:this.update,viewreset:this.update}},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._popup.options),this},getElement:function(){return this._icon},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,t.riseOnHover&&this.on({mouseover:this._bringToFront,mouseout:this._resetZIndex});var s=t.icon.createShadow(this._shadow),r=!1;s!==this._shadow&&(this._removeShadow(),r=!0),s&&(o.DomUtil.addClass(s,e),s.alt=""),this._shadow=s,t.opac
this.redraw()},getRadius:function(){return this._mRadius},getBounds:function(){var t=[this._radius,this._radiusY||this._radius];return new o.LatLngBounds(this._map.layerPointToLatLng(this._point.subtract(t)),this._map.layerPointToLatLng(this._point.add(t)))},setStyle:o.Path.prototype.setStyle,_project:function(){var t=this._latlng.lng,e=this._latlng.lat,i=this._map,n=i.options.crs;if(n.distance===o.CRS.Earth.distance){var s=Math.PI/180,r=this._mRadius/o.CRS.Earth.R/s,a=i.project([e+r,t]),h=i.project([e-r,t]),l=a.add(h).divideBy(2),u=i.unproject(l).lat,c=Math.acos((Math.cos(r*s)-Math.sin(e*s)*Math.sin(u*s))/(Math.cos(e*s)*Math.cos(u*s)))/s;(isNaN(c)||0===c)&&(c=r/Math.cos(Math.PI/180*e)),this._point=l.subtract(i.getPixelOrigin()),this._radius=isNaN(c)?0:Math.max(Math.round(l.x-i.project([u,t-c]).x),1),this._radiusY=Math.max(Math.round(l.y-a.y),1)}else{var d=n.unproject(n.project(this._latlng).subtract([this._mRadius,0]));this._point=i.latLngToLayerPoint(this._latlng),this._radius=this._point.x-i.latLngToLayerPoint(d).x}this._updateBounds()}}),o.circle=function(t,e,i){return new o.Circle(t,e,i)},o.SVG=o.Renderer.extend({getEvents:function(){var t=o.Renderer.prototype.getEvents.call(this);return t.zoomstart=this._onZoomStart,t},_initContainer:function(){this._container=o.SVG.create("svg"),this._container.setAttribute("pointer-events","none"),this._rootGroup=o.SVG.create("g"),this._container.appendChild(this._rootGroup)},_onZoomStart:function(){this._update()},_update:function(){if(!this._map._animatingZoom||!this._bounds){o.Renderer.prototype._update.call(this);var t=this._bounds,e=t.getSize(),i=this._container;this._svgSize&&this._svgSize.equals(e)||(this._svgSize=e,i.setAttribute("width",e.x),i.setAttribute("height",e.y)),o.DomUtil.setPosition(i,t.min),i.setAttribute("viewBox",[t.min.x,t.min.y,e.x,e.y].join(" ")),this.fire("update")}},_initPath:function(t){var e=t._path=o.SVG.create("path");t.options.className&&o.DomUtil.addClass(e,t.options.className),t.options.interactive&&o.DomUtil.addClass(e,"leaflet-interactive"),this._updateStyle(t),this._layers[o.stamp(t)]=t},_addPath:function(t){this._rootGroup.appendChild(t._path),t.addInteractiveTarget(t._path)},_removePath:function(t){o.DomUtil.remove(t._path),t.removeInteractiveTarget(t._path),delete this._layers[o.stamp(t)]},_updatePath:function(t){t._project(),t._update()},_updateStyle:function(t){var e=t._path,i=t.options;e&&(i.stroke?(e.setAttribute("stroke",i.color),e.setAttribute("stroke-opacity",i.opacity),e.setAttribute("stroke-width",i.weight),e.setAttribute("stroke-linecap",i.lineCap),e.setAttribute("stroke-linejoin",i.lineJoin),i.dashArray?e.setAttribute("stroke-dasharray",i.dashArray):e.removeAttribute("stroke-dasharray"),i.dashOffset?e.setAttribute("stroke-dashoffset",i.dashOffset):e.removeAttribute("stroke-dashoffset")):e.setAttribute("stroke","none"),i.fill?(e.setAttribute("fill",i.fillColor||i.color),e.setAttribute("fill-opacity",i.fillOpacity),e.setAttribute("fill-rule",i.fillRule||"evenodd")):e.setAttribute("fill","none"))},_updatePoly:function(t,e){this._setPath(t,o.SVG.pointsToPath(t._parts,e))},_updateCircle:function(t){var e=t._point,i=t._radius,n=t._radiusY||i,o="a"+i+","+n+" 0 1,0 ",s=t._empty()?"M0 0":"M"+(e.x-i)+","+e.y+o+2*i+",0 "+o+2*-i+",0 ";this._setPath(t,s)},_setPath:function(t,e){t._path.setAttribute("d",e)},_bringToFront:function(t){o.DomUtil.toFront(t._path)},_bringToBack:function(t){o.DomUtil.toBack(t._path)}}),o.extend(o.SVG,{create:function(t){return e.createElementNS("http://www.w3.org/2000/svg",t)},pointsToPath:function(t,e){var i,n,s,r,a,h,l="";for(i=0,s=t.length;i<s;i++){for(a=t[i],n=0,r=a.length;n<r;n++)h=a[n],l+=(n?"L":"M")+h.x+" "+h.y;l+=e?o.Browser.svg?"z":"x":""}return l||"M0 0"}}),o.Browser.svg=!(!e.createElementNS||!o.SVG.create("svg").createSVGRect),o.svg=function(t){return o.Browser.svg||o.Browser.vml?new o.SVG(t):null},o.Browser.vml=!o.Browser.svg&&function(){try{var t=e.createElement("div");t.innerHTML='<v:shape adj="1"/>';var i=t.firstChild;return i.style.behavior="url(#default#VML)",i&&"object"==typeof i.adj}catch(t){retu
this._isTapValid()&&this._simulateEvent("click",i)}},_isTapValid:function(){return this._newPos.distanceTo(this._startPos)<=this._map.options.tapTolerance},_onMove:function(t){var e=t.touches[0];this._newPos=new o.Point(e.clientX,e.clientY),this._simulateEvent("mousemove",e)},_simulateEvent:function(i,n){var o=e.createEvent("MouseEvents");o._simulated=!0,n.target._simulatedClick=!0,o.initMouseEvent(i,!0,!0,t,1,n.screenX,n.screenY,n.clientX,n.clientY,!1,!1,!1,!1,0,null),n.target.dispatchEvent(o)}}),o.Browser.touch&&!o.Browser.pointer&&o.Map.addInitHook("addHandler","tap",o.Map.Tap),o.Map.mergeOptions({boxZoom:!0}),o.Map.BoxZoom=o.Handler.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane},addHooks:function(){o.DomEvent.on(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){o.DomEvent.off(this._container,"mousedown",this._onMouseDown,this)},moved:function(){return this._moved},_resetState:function(){this._moved=!1},_onMouseDown:function(t){return!(!t.shiftKey||1!==t.which&&1!==t.button)&&(this._resetState(),o.DomUtil.disableTextSelection(),o.DomUtil.disableImageDrag(),this._startPoint=this._map.mouseEventToContainerPoint(t),void o.DomEvent.on(e,{contextmenu:o.DomEvent.stop,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this))},_onMouseMove:function(t){this._moved||(this._moved=!0,this._box=o.DomUtil.create("div","leaflet-zoom-box",this._container),o.DomUtil.addClass(this._container,"leaflet-crosshair"),this._map.fire("boxzoomstart")),this._point=this._map.mouseEventToContainerPoint(t);var e=new o.Bounds(this._point,this._startPoint),i=e.getSize();o.DomUtil.setPosition(this._box,e.min),this._box.style.width=i.x+"px",this._box.style.height=i.y+"px"},_finish:function(){this._moved&&(o.DomUtil.remove(this._box),o.DomUtil.removeClass(this._container,"leaflet-crosshair")),o.DomUtil.enableTextSelection(),o.DomUtil.enableImageDrag(),o.DomEvent.off(e,{contextmenu:o.DomEvent.stop,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseUp:function(t){if((1===t.which||1===t.button)&&(this._finish(),this._moved)){setTimeout(o.bind(this._resetState,this),0);var e=new o.LatLngBounds(this._map.containerPointToLatLng(this._startPoint),this._map.containerPointToLatLng(this._point));this._map.fitBounds(e).fire("boxzoomend",{boxZoomBounds:e})}},_onKeyDown:function(t){27===t.keyCode&&this._finish()}}),o.Map.addInitHook("addHandler","boxZoom",o.Map.BoxZoom),o.Map.mergeOptions({keyboard:!0,keyboardPanDelta:80}),o.Map.Keyboard=o.Handler.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61,171],zoomOut:[189,109,54,173]},initialize:function(t){this._map=t,this._setPanDelta(t.options.keyboardPanDelta),this._setZoomDelta(t.options.zoomDelta)},addHooks:function(){var t=this._map._container;t.tabIndex<=0&&(t.tabIndex="0"),o.DomEvent.on(t,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.on({focus:this._addHooks,blur:this._removeHooks},this)},removeHooks:function(){this._removeHooks(),o.DomEvent.off(this._map._container,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.off({focus:this._addHooks,blur:this._removeHooks},this)},_onMouseDown:function(){if(!this._focused){var i=e.body,n=e.documentElement,o=i.scrollTop||n.scrollTop,s=i.scrollLeft||n.scrollLeft;this._map._container.focus(),t.scrollTo(s,o)}},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanDelta:function(t){var e,i,n=this._panKeys={},o=this.keyCodes;for(e=0,i=o.left.length;e<i;e++)n[o.left[e]]=[-1*t,0];for(e=0,i=o.right.length;e<i;e++)n[o.right[e]]=[t,0];for(e=0,i=o.down.length;e<i;e++)n[o.down[e]]=[0,t];for(e=0,i=o.up.length;e<i;e++)n[o.up[e]]=[0,-1*t]},_setZoomDelta:function(t){var e,i,n=this._zoomKeys={},o=this.keyCodes;for(e=0,i=o.zoomIn.length;e<i;e++)n[o.zoomIn[e]]=t;for(e=0,i=o.zoomOut.length;e<i;e++)n[o.zoomOut[e]]=-t},_addHooks:function(){o.DomEvent.on(e,"keydown",this._onKeyD