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leaflet

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JavaScript library for mobile-friendly interactive maps

github.com/Leaflet/Leaflet

Leaflet/Leaflet

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1
{"version":3,"file":"leaflet-src.js","sources":["src/Leaflet.js","src/core/Util.js","src/core/Class.js","src/core/Events.js","src/core/Browser.js","src/geometry/Point.js","src/geometry/Bounds.js","src/geometry/Transformation.js","src/dom/DomUtil.js","src/geo/LatLng.js","src/geo/LatLngBounds.js","src/geo/projection/Projection.LonLat.js","src/geo/projection/Projection.SphericalMercator.js","src/geo/crs/CRS.js","src/geo/crs/CRS.Simple.js","src/geo/crs/CRS.Earth.js","src/geo/crs/CRS.EPSG3857.js","src/geo/crs/CRS.EPSG4326.js","src/map/Map.js","src/layer/Layer.js","src/geo/projection/Projection.Mercator.js","src/geo/crs/CRS.EPSG3395.js","src/layer/tile/GridLayer.js","src/layer/tile/TileLayer.js","src/layer/tile/TileLayer.WMS.js","src/layer/ImageOverlay.js","src/layer/marker/Icon.js","src/layer/marker/Icon.Default.js","src/layer/marker/Marker.js","src/layer/marker/DivIcon.js","src/layer/Popup.js","src/layer/Layer.Popup.js","src/layer/marker/Marker.Popup.js","src/layer/LayerGroup.js","src/layer/FeatureGroup.js","src/layer/vector/Renderer.js","src/layer/vector/Path.js","src/geometry/LineUtil.js","src/layer/vector/Polyline.js","src/geometry/PolyUtil.js","src/layer/vector/Polygon.js","src/layer/vector/Rectangle.js","src/layer/vector/CircleMarker.js","src/layer/vector/Circle.js","src/layer/vector/SVG.js","src/layer/vector/SVG.VML.js","src/layer/vector/Canvas.js","src/layer/GeoJSON.js","src/dom/DomEvent.js","src/dom/Draggable.js","src/core/Handler.js","src/map/handler/Map.Drag.js","src/map/handler/Map.DoubleClickZoom.js","src/map/handler/Map.ScrollWheelZoom.js","src/dom/DomEvent.DoubleTap.js","src/dom/DomEvent.Pointer.js","src/map/handler/Map.TouchZoom.js","src/map/handler/Map.Tap.js","src/map/handler/Map.BoxZoom.js","src/map/handler/Map.Keyboard.js","src/layer/marker/Marker.Drag.js","src/control/Control.js","src/control/Control.Zoom.js","src/control/Control.Attribution.js","src/control/Control.Scale.js","src/control/Control.Layers.js","src/dom/PosAnimation.js","src/map/anim/Map.PanAnimation.js","src/map/anim/Map.ZoomAnimation.js","src/map/anim/Map.FlyTo.js","src/map/ext/Map.Geolocation.js"],"sourcesContent":["\r\nvar L = {\r\n\tversion: '1.0.0-beta.2'\r\n};\r\n\r\nfunction expose() {\r\n\tvar oldL = window.L;\r\n\r\n\tL.noConflict = function () {\r\n\t\twindow.L = oldL;\r\n\t\treturn this;\r\n\t};\r\n\r\n\twindow.L = L;\r\n}\r\n\r\n// define Leaflet for Node module pattern loaders, including Browserify\r\nif (typeof module === 'object' && typeof module.exports === 'object') {\r\n\tmodule.exports = L;\r\n\r\n// define Leaflet as an AMD module\r\n} else if (typeof define === 'function' && define.amd) {\r\n\tdefine(L);\r\n}\r\n\r\n// define Leaflet as a global L variable, saving the original L to restore later if needed\r\nif (typeof window !== 'undefined') {\r\n\texpose();\r\n}\r\n\n\n","/*\r\n * L.Util contains various utility functions used throughout Leaflet code.\r\n */\r\n\r\nL.Util = {\r\n\t// extend an object with properties of one or more other objects\r\n\textend: function (dest) {\r\n\t\tvar i, j, len, src;\r\n\r\n\t\tfor (j = 1, len = arguments.length; j < len; j++) {\r\n\t\t\tsrc = arguments[j];\r\n\t\t\tfor (i in src) {\r\n\t\t\t\tdest[i] = src[i];\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn dest;\r\n\t},\r\n\r\n\t// create an object from a given prototype\r\n\tcreate: Object.create || (function () {\r\n\t\tfunction F() {}\r\n\t\treturn function (proto) {\r\n\t\t\tF.prototype = proto;\r\n\t\t\treturn new F();\r\n\t\t};\r\n\t})(),\r\n\r\n\t// bind a function to be called with a given context\r\n\tbind: function (fn, obj) {\r\n\t\tvar slice = Array.prototype.slice;\r\n\r\n\t\tif (fn.bind) {\r\n\t\t\treturn fn.bind.apply(fn, slice.call(arguments, 1));\r\n\t\t}\r\n\r\n\t\tvar args = slice.call(arguments, 2);\r\n\r\n\t\treturn function () {\r\n\t\t\treturn fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);\r\n\t\t};\r\n\t},\r\n\r\n\t// return unique ID of an object\r\n\tstamp: function (obj) {\r\n\t\t/*eslint-disable */\r\n\t\tobj._leaflet_id = obj._leaflet_id || ++L.Util.lastId;\r\n\t\treturn obj._leaflet_id;\r\n\t\t/*eslint-enable */\r\n\t},\r\n\r\n\tlastId: 0,\r\n\r\n\t// return a function that won't be called more often than the given interval\r\n\tthrottle: function (fn, time, context) {\r\n\t\tvar lock, args, wrapperFn, later;\r\n\r\n\t\tlater = function () {\r\n\t\t\t// reset lock and call if queued\r\n\t\t\tlock = false;\r\n\t\t\tif (args) {\r\n\t\t\t\twrapperFn.apply(context, args);\r\n\t\t\t\targs = false;\r\n\t\t\t}\r\n\t\t};\r\n\r\n\t\twrapperFn = function () {\r\n\t\t\tif (lock) {\r\n\t\t\t\t// called too soon, queue to call later\r\n\t\t\t\targs = arguments;\r\n\r\n\t\t\t} else {\r\n\t\t\t\t// call and lock until later\r\n\t\t\t\tfn.apply(context, arguments);\r\n\t\t\t\tsetTimeout(later, time);\r\n\t\t\t\tlock = true;\r\n\t\t\t}\r\n\t\t};\r\n\r\n\t\treturn wrapperFn;\r\n\t},\r\n\r\n\t// wrap the given number to lie within a certain range (used for wrapping longitude)\r\n\twrapNum: function (x, range, includeMax) {\r\n\t\tvar max = range[1],\r\n\t\t min = range[0],\r\n\t\t d = max - min;\r\n\t\treturn x === max && includeMax ? x : ((x - min) % d + d) % d + min;\r\n\t},\r\n\r\n\t// do nothing (used as a noop throughout the code)\r\n\tfalseFn: function () { return false; },\r\n\r\n\t// round a given number to a given precision\r\n\tformatNum: function (num, digits) {\r\n\t\tvar pow = Math.pow(10, digits || 5);\r\n\t\treturn Math.round(num * pow) / pow;\r\n\t},\r\n\r\n\t// trim whitespace from both sides of a string\r\n\ttrim: function (str) {\r\n\t\treturn str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\r\n\t},\r\n\r\n\t// split a string into words\r\n\tsplitWords: function (str) {\r\n\t\treturn L.Util.trim(str).split(/\\s+/);\r\n\t},\r\n\r\n\t// set options to an object, inheriting parent's options as well\r\n\tsetOptions: function (obj, options) {\r\n\t\tif (!obj.hasOwnProperty('options')) {\r\n\t\t\tobj.options = obj.options ? L.Util.create(obj.options) : {};\r\n\t\t}\r\n\t\tfor (var i in options) {\r\n\t\t\tobj.options[i] = options[i];\r\n\t\t}\r\n\t\treturn obj.options;\r\n\t},\r\n\r\n\t// make a URL with GET parameters out of a set of properties/values\r\n\tgetParamString: function (obj, existingUrl, uppercase) {\r\n\t\tvar params = [];\r\n\t\tfor (var i in obj) {\r\n\t\t\tparams.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));\r\n\t\t}\r\n\t\treturn ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');\r\n\t},\r\n\r\n\t// super-simple templating facility, used for TileLayer URLs\r\n\ttemplate: function (str, data) {\r\n\t\treturn str.replace(L.Util.templateRe, function (str, key) {\r\n\t\t\tvar value = data[key];\r\n\r\n\t\t\tif (value === undefined) {\r\n\t\t\t\tthrow new Error('No value provided for variable ' + str);\r\n\r\n\t\t\t} else if (typeof value === 'function') {\r\n\t\t\t\tvalue = value(data);\r\n\t\t\t}\r\n\t\t\treturn value;\r\n\t\t});\r\n\t},\r\n\r\n\ttemplateRe: /\\{ *([\\w_]+) *\\}/g,\r\n\r\n\tisArray: Array.isArray || function (obj) {\r\n\t\treturn (Object.prototype.toString.call(obj) === '[object Array]');\r\n\t},\r\n\r\n\tindexOf: function (array, el) {\r\n\t\tfor (var i = 0; i < array.length; i++) {\r\n\t\t\tif (array[i] === el) { return i; }\r\n\t\t}\r\n\t\treturn -1;\r\n\t},\r\n\r\n\t// minimal image URI, set to an image when disposing to flush memory\r\n\temptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs='\r\n};\r\n\r\n(function () {\r\n\t// inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/\r\n\r\n\tfunction getPrefixed(name) {\r\n\t\treturn window['webkit' + name] || window['moz' + name] || window['ms' + name];\r\n\t}\r\n\r\n\tvar lastTime = 0;\r\n\r\n\t// fallback for IE 7-8\r\n\tfunction timeoutDefer(fn) {\r\n\t\tvar time = +new Date(),\r\n\t\t timeToCall = Math.max(0, 16 - (time - lastTime));\r\n\r\n\t\tlastTime = time + timeToCall;\r\n\t\treturn window.setTimeout(fn, timeToCall);\r\n\t}\r\n\r\n\tvar requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer,\r\n\t cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||\r\n\t getPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };\r\n\r\n\r\n\tL.Util.requestAnimFrame = function (fn, context, immediate) {\r\n\t\tif (immediate && requestFn === timeoutDefer) {\r\n\t\t\tfn.call(context);\r\n\t\t} else {\r\n\t\t\treturn requestFn.call(window, L.bind(fn, context));\r\n\t\t}\r\n\t};\r\n\r\n\tL.Util.cancelAnimFrame = function (id) {\r\n\t\tif (id) {\r\n\t\t\tcancelFn.call(window, id);\r\n\t\t}\r\n\t};\r\n})();\r\n\r\n// shortcuts for most used utility functions\r\nL.extend = L.Util.extend;\r\nL.bind = L.Util.bind;\r\nL.stamp = L.Util.stamp;\r\nL.setOptions = L.Util.setOptions;\r\n\n\n","/*\r\n * L.Class powers the OOP facilities of the library.\r\n * Thanks to John Resig and Dean Edwards for inspiration!\r\n */\r\n\r\nL.Class = function () {};\r\n\r\nL.Class.extend = function (props) {\r\n\r\n\t// extended class with the new prototype\r\n\tvar NewClass = function () {\r\n\r\n\t\t// call the constructor\r\n\t\tif (this.initialize) {\r\n\t\t\tthis.initialize.apply(this, arguments);\r\n\t\t}\r\n\r\n\t\t// call all constructor hooks\r\n\t\tthis.callInitHooks();\r\n\t};\r\n\r\n\tvar parentProto = NewClass.__super__ = this.prototype;\r\n\r\n\tvar proto = L.Util.create(parentProto);\r\n\tproto.constructor = NewClass;\r\n\r\n\tNewClass.prototype = proto;\r\n\r\n\t// inherit parent's statics\r\n\tfor (var i in this) {\r\n\t\tif (this.hasOwnProperty(i) && i !== 'prototype') {\r\n\t\t\tNewClass[i] = this[i];\r\n\t\t}\r\n\t}\r\n\r\n\t// mix static properties into the class\r\n\tif (props.statics) {\r\n\t\tL.extend(NewClass, props.statics);\r\n\t\tdelete props.statics;\r\n\t}\r\n\r\n\t// mix includes into the prototype\r\n\tif (props.includes) {\r\n\t\tL.Util.extend.apply(null, [proto].concat(props.includes));\r\n\t\tdelete props.includes;\r\n\t}\r\n\r\n\t// merge options\r\n\tif (proto.options) {\r\n\t\tprops.options = L.Util.extend(L.Util.create(proto.options), props.options);\r\n\t}\r\n\r\n\t// mix given properties into the prototype\r\n\tL.extend(proto, props);\r\n\r\n\tproto._initHooks = [];\r\n\r\n\t// add method for calling all hooks\r\n\tproto.callInitHooks = function () {\r\n\r\n\t\tif (this._initHooksCalled) { return; }\r\n\r\n\t\tif (parentProto.callInitHooks) {\r\n\t\t\tparentProto.callInitHooks.call(this);\r\n\t\t}\r\n\r\n\t\tthis._initHooksCalled = true;\r\n\r\n\t\tfor (var i = 0, len = proto._initHooks.length; i < len; i++) {\r\n\t\t\tproto._initHooks[i].call(this);\r\n\t\t}\r\n\t};\r\n\r\n\treturn NewClass;\r\n};\r\n\r\n\r\n// method for adding properties to prototype\r\nL.Class.include = function (props) {\r\n\tL.extend(this.prototype, props);\r\n};\r\n\r\n// merge new default options to the Class\r\nL.Class.mergeOptions = function (options) {\r\n\tL.extend(this.prototype.options, options);\r\n};\r\n\r\n// add a constructor hook\r\nL.Class.addInitHook = function (fn) { // (Function) || (String, args...)\r\n\tvar args = Array.prototype.slice.call(arguments, 1);\r\n\r\n\tvar init = typeof fn === 'function' ? fn : function () {\r\n\t\tthis[fn].apply(this, args);\r\n\t};\r\n\r\n\tthis.prototype._initHooks = this.prototype._initHooks || [];\r\n\tthis.prototype._initHooks.push(init);\r\n};\r\n\n\n","/*\r\n * L.Evented is a base class that Leaflet classes inherit from to handle custom events.\r\n */\r\n\r\nL.Evented = L.Class.extend({\r\n\r\n\ton: function (types, fn, context) {\r\n\r\n\t\t// types can be a map of types/handlers\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\t// we don't process space-separated events here for performance;\r\n\t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n\t\t\t\tthis._on(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\t// types can be a string of space-separated words\r\n\t\t\ttypes = L.Util.splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._on(types[i], fn, context);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\toff: function (types, fn, context) {\r\n\r\n\t\tif (!types) {\r\n\t\t\t// clear all listeners if called without arguments\r\n\t\t\tdelete this._events;\r\n\r\n\t\t} else if (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\tthis._off(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\ttypes = L.Util.splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._off(types[i], fn, context);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// attach listener (without syntactic sugar now)\r\n\t_on: function (type, fn, context) {\r\n\r\n\t\tvar events = this._events = this._events || {},\r\n\t\t contextId = context && context !== this && L.stamp(context);\r\n\r\n\t\tif (contextId) {\r\n\t\t\t// store listeners with custom context in a separate hash (if it has an id);\r\n\t\t\t// gives a major performance boost when firing and removing events (e.g. on map object)\r\n\r\n\t\t\tvar indexKey = type + '_idx',\r\n\t\t\t indexLenKey = type + '_len',\r\n\t\t\t typeIndex = events[indexKey] = events[indexKey] || {},\r\n\t\t\t id = L.stamp(fn) + '_' + contextId;\r\n\r\n\t\t\tif (!typeIndex[id]) {\r\n\t\t\t\ttypeIndex[id] = {fn: fn, ctx: context};\r\n\r\n\t\t\t\t// keep track of the number of keys in the index to quickly check if it's empty\r\n\t\t\t\tevents[indexLenKey] = (events[indexLenKey] || 0) + 1;\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\t// individual layers mostly use \"this\" for context and don't fire listeners too often\r\n\t\t\t// so simple array makes the memory footprint better while not degrading performance\r\n\r\n\t\t\tevents[type] = events[type] || [];\r\n\t\t\tevents[type].push({fn: fn});\r\n\t\t}\r\n\t},\r\n\r\n\t_off: function (type, fn, context) {\r\n\t\tvar events = this._events,\r\n\t\t indexKey = type + '_idx',\r\n\t\t indexLenKey = type + '_len';\r\n\r\n\t\tif (!events) { return; }\r\n\r\n\t\tif (!fn) {\r\n\t\t\t// clear all listeners for a type if function isn't specified\r\n\t\t\tdelete events[type];\r\n\t\t\tdelete events[indexKey];\r\n\t\t\tdelete events[indexLenKey];\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tvar contextId = context && context !== this && L.stamp(context),\r\n\t\t listeners, i, len, listener, id;\r\n\r\n\t\tif (contextId) {\r\n\t\t\tid = L.stamp(fn) + '_' + contextId;\r\n\t\t\tlisteners = events[indexKey];\r\n\r\n\t\t\tif (listeners && listeners[id]) {\r\n\t\t\t\tlistener = listeners[id];\r\n\t\t\t\tdelete listeners[id];\r\n\t\t\t\tevents[indexLenKey]--;\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\tlisteners = events[type];\r\n\r\n\t\t\tif (listeners) {\r\n\t\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\t\tif (listeners[i].fn === fn) {\r\n\t\t\t\t\t\tlistener = listeners[i];\r\n\t\t\t\t\t\tlisteners.splice(i, 1);\r\n\t\t\t\t\t\tbreak;\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// set the removed listener to noop so that's not called if remove happens in fire\r\n\t\tif (listener) {\r\n\t\t\tlistener.fn = L.Util.falseFn;\r\n\t\t}\r\n\t},\r\n\r\n\tfire: function (type, data, propagate) {\r\n\t\tif (!this.listens(type, propagate)) { return this; }\r\n\r\n\t\tvar event = L.Util.extend({}, data, {type: type, target: this}),\r\n\t\t events = this._events;\r\n\r\n\t\tif (events) {\r\n\t\t\tvar typeIndex = events[type + '_idx'],\r\n\t\t\t i, len, listeners, id;\r\n\r\n\t\t\tif (events[type]) {\r\n\t\t\t\t// make sure adding/removing listeners inside other listeners won't cause infinite loop\r\n\t\t\t\tlisteners = events[type].slice();\r\n\r\n\t\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\t\tlisteners[i].fn.call(this, event);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\r\n\t\t\t// fire event for the context-indexed listeners as well\r\n\t\t\tfor (id in typeIndex) {\r\n\t\t\t\ttypeIndex[id].fn.call(typeIndex[id].ctx, event);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// propagate the event to parents (set with addEventParent)\r\n\t\t\tthis._propagateEvent(event);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\tlistens: function (type, propagate) {\r\n\t\tvar events = this._events;\r\n\r\n\t\tif (events && (events[type] || events[type + '_len'])) { return true; }\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// also check parents for listeners if event propagates\r\n\t\t\tfor (var id in this._eventParents) {\r\n\t\t\t\tif (this._eventParents[id].listens(type, propagate)) { return true; }\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t},\r\n\r\n\tonce: function (types, fn, context) {\r\n\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\tthis.once(type, types[type], fn);\r\n\t\t\t}\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tvar handler = L.bind(function () {\r\n\t\t\tthis\r\n\t\t\t .off(types, fn, context)\r\n\t\t\t .off(types, handler, context);\r\n\t\t}, this);\r\n\r\n\t\t// add a listener that's executed once and removed after that\r\n\t\treturn this\r\n\t\t .on(types, fn, context)\r\n\t\t .on(types, handler, context);\r\n\t},\r\n\r\n\t// adds a parent to propagate events to (when you fire with true as a 3rd argument)\r\n\taddEventParent: function (obj) {\r\n\t\tthis._eventParents = this._eventParents || {};\r\n\t\tthis._eventParents[L.stamp(obj)] = obj;\r\n\t\treturn this;\r\n\t},\r\n\r\n\tremoveEventParent: function (obj) {\r\n\t\tif (this._eventParents) {\r\n\t\t\tdelete this._eventParents[L.stamp(obj)];\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_propagateEvent: function (e) {\r\n\t\tfor (var id in this._eventParents) {\r\n\t\t\tthis._eventParents[id].fire(e.type, L.extend({layer: e.target}, e), true);\r\n\t\t}\r\n\t}\r\n});\r\n\r\nvar proto = L.Evented.prototype;\r\n\r\n// aliases; we should ditch those eventually\r\nproto.addEventListener = proto.on;\r\nproto.removeEventListener = proto.clearAllEventListeners = proto.off;\r\nproto.addOneTimeEventListener = proto.once;\r\nproto.fireEvent = proto.fire;\r\nproto.hasEventListeners = proto.listens;\r\n\r\nL.Mixin = {Events: proto};\r\n\n\n","/*\r\n * L.Browser handles different browser and feature detections for internal Leaflet use.\r\n */\r\n\r\n(function () {\r\n\r\n\tvar ua = navigator.userAgent.toLowerCase(),\r\n\t doc = document.documentElement,\r\n\r\n\t ie = 'ActiveXObject' in window,\r\n\r\n\t webkit = ua.indexOf('webkit') !== -1,\r\n\t phantomjs = ua.indexOf('phantom') !== -1,\r\n\t android23 = ua.search('android [23]') !== -1,\r\n\t chrome = ua.indexOf('chrome') !== -1,\r\n\t gecko = ua.indexOf('gecko') !== -1 && !webkit && !window.opera && !ie,\r\n\r\n\t mobile = typeof orientation !== 'undefined' || ua.indexOf('mobile') !== -1,\r\n\t msPointer = !window.PointerEvent && window.MSPointerEvent,\r\n\t pointer = (window.PointerEvent && navigator.pointerEnabled) || msPointer,\r\n\r\n\t ie3d = ie && ('transition' in doc.style),\r\n\t webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23,\r\n\t gecko3d = 'MozPerspective' in doc.style,\r\n\t opera12 = 'OTransition' in doc.style;\r\n\r\n\tvar touch = !window.L_NO_TOUCH && !phantomjs && (pointer || 'ontouchstart' in window ||\r\n\t\t\t(window.DocumentTouch && document instanceof window.DocumentTouch));\r\n\r\n\tL.Browser = {\r\n\t\tie: ie,\r\n\t\tielt9: ie && !document.addEventListener,\r\n\t\twebkit: webkit,\r\n\t\tgecko: gecko,\r\n\t\tandroid: ua.indexOf('android') !== -1,\r\n\t\tandroid23: android23,\r\n\t\tchrome: chrome,\r\n\t\tsafari: !chrome && ua.indexOf('safari') !== -1,\r\n\r\n\t\tie3d: ie3d,\r\n\t\twebkit3d: webkit3d,\r\n\t\tgecko3d: gecko3d,\r\n\t\topera12: opera12,\r\n\t\tany3d: !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantomjs,\r\n\r\n\t\tmobile: mobile,\r\n\t\tmobileWebkit: mobile && webkit,\r\n\t\tmobileWebkit3d: mobile && webkit3d,\r\n\t\tmobileOpera: mobile && window.opera,\r\n\t\tmobileGecko: mobile && gecko,\r\n\r\n\t\ttouch: !!touch,\r\n\t\tmsPointer: !!msPointer,\r\n\t\tpointer: !!pointer,\r\n\r\n\t\tretina: (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1\r\n\t};\r\n\r\n}());\r\n\n\n","/*\r\n * L.Point represents a point with x and y coordinates.\r\n */\r\n\r\nL.Point = function (x, y, round) {\r\n\tthis.x = (round ? Math.round(x) : x);\r\n\tthis.y = (round ? Math.round(y) : y);\r\n};\r\n\r\nL.Point.prototype = {\r\n\r\n\tclone: function () {\r\n\t\treturn new L.Point(this.x, this.y);\r\n\t},\r\n\r\n\t// non-destructive, returns a new point\r\n\tadd: function (point) {\r\n\t\treturn this.clone()._add(L.point(point));\r\n\t},\r\n\r\n\t// destructive, used directly for performance in situations where it's safe to modify existing point\r\n\t_add: function (point) {\r\n\t\tthis.x += point.x;\r\n\t\tthis.y += point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\tsubtract: function (point) {\r\n\t\treturn this.clone()._subtract(L.point(point));\r\n\t},\r\n\r\n\t_subtract: function (point) {\r\n\t\tthis.x -= point.x;\r\n\t\tthis.y -= point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\tdivideBy: function (num) {\r\n\t\treturn this.clone()._divideBy(num);\r\n\t},\r\n\r\n\t_divideBy: function (num) {\r\n\t\tthis.x /= num;\r\n\t\tthis.y /= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\tmultiplyBy: function (num) {\r\n\t\treturn this.clone()._multiplyBy(num);\r\n\t},\r\n\r\n\t_multiplyBy: function (num) {\r\n\t\tthis.x *= num;\r\n\t\tthis.y *= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\tscaleBy: function (point) {\r\n\t\treturn new L.Point(this.x * point.x, this.y * point.y);\r\n\t},\r\n\r\n\tunscaleBy: function (point) {\r\n\t\treturn new L.Point(this.x / point.x, this.y / point.y);\r\n\t},\r\n\r\n\tround: function () {\r\n\t\treturn this.clone()._round();\r\n\t},\r\n\r\n\t_round: function () {\r\n\t\tthis.x = Math.round(this.x);\r\n\t\tthis.y = Math.round(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\tfloor: function () {\r\n\t\treturn this.clone()._floor();\r\n\t},\r\n\r\n\t_floor: function () {\r\n\t\tthis.x = Math.floor(this.x);\r\n\t\tthis.y = Math.floor(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\tceil: function () {\r\n\t\treturn this.clone()._ceil();\r\n\t},\r\n\r\n\t_ceil: function () {\r\n\t\tthis.x = Math.ceil(this.x);\r\n\t\tthis.y = Math.ceil(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\tdistanceTo: function (point) {\r\n\t\tpoint = L.point(point);\r\n\r\n\t\tvar x = point.x - this.x,\r\n\t\t y = point.y - this.y;\r\n\r\n\t\treturn Math.sqrt(x * x + y * y);\r\n\t},\r\n\r\n\tequals: function (point) {\r\n\t\tpoint = L.point(point);\r\n\r\n\t\treturn point.x === this.x &&\r\n\t\t point.y === this.y;\r\n\t},\r\n\r\n\tcontains: function (point) {\r\n\t\tpoint = L.point(point);\r\n\r\n\t\treturn Math.abs(point.x) <= Math.abs(this.x) &&\r\n\t\t Math.abs(point.y) <= Math.abs(this.y);\r\n\t},\r\n\r\n\ttoString: function () {\r\n\t\treturn 'Point(' +\r\n\t\t L.Util.formatNum(this.x) + ', ' +\r\n\t\t L.Util.formatNum(this.y) + ')';\r\n\t}\r\n};\r\n\r\nL.point = function (x, y, round) {\r\n\tif (x instanceof L.Point) {\r\n\t\treturn x;\r\n\t}\r\n\tif (L.Util.isArray(x)) {\r\n\t\treturn new L.Point(x[0], x[1]);\r\n\t}\r\n\tif (x === undefined || x === null) {\r\n\t\treturn x;\r\n\t}\r\n\treturn new L.Point(x, y, round);\r\n};\r\n\n\n","/*\r\n * L.Bounds represents a rectangular area on the screen in pixel coordinates.\r\n */\r\n\r\nL.Bounds = function (a, b) { // (Point, Point) or Point[]\r\n\tif (!a) { return; }\r\n\r\n\tvar points = b ? [a, b] : a;\r\n\r\n\tfor (var i = 0, len = points.length; i < len; i++) {\r\n\t\tthis.extend(points[i]);\r\n\t}\r\n};\r\n\r\nL.Bounds.prototype = {\r\n\t// extend the bounds to contain the given point\r\n\textend: function (point) { // (Point)\r\n\t\tpoint = L.point(point);\r\n\r\n\t\tif (!this.min && !this.max) {\r\n\t\t\tthis.min = point.clone();\r\n\t\t\tthis.max = point.clone();\r\n\t\t} else {\r\n\t\t\tthis.min.x = Math.min(point.x, this.min.x);\r\n\t\t\tthis.max.x = Math.max(point.x, this.max.x);\r\n\t\t\tthis.min.y = Math.min(point.y, this.min.y);\r\n\t\t\tthis.max.y = Math.max(point.y, this.max.y);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\tgetCenter: function (round) { // (Boolean) -> Point\r\n\t\treturn new L.Point(\r\n\t\t (this.min.x + this.max.x) / 2,\r\n\t\t (this.min.y + this.max.y) / 2, round);\r\n\t},\r\n\r\n\tgetBottomLeft: function () { // -> Point\r\n\t\treturn new L.Point(this.min.x, this.max.y);\r\n\t},\r\n\r\n\tgetTopRight: function () { // -> Point\r\n\t\treturn new L.Point(this.max.x, this.min.y);\r\n\t},\r\n\r\n\tgetSize: function () {\r\n\t\treturn this.max.subtract(this.min);\r\n\t},\r\n\r\n\tcontains: function (obj) { // (Bounds) or (Point) -> Boolean\r\n\t\tvar min, max;\r\n\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof L.Point) {\r\n\t\t\tobj = L.point(obj);\r\n\t\t} else {\r\n\t\t\tobj = L.bounds(obj);\r\n\t\t}\r\n\r\n\t\tif (obj instanceof L.Bounds) {\r\n\t\t\tmin = obj.min;\r\n\t\t\tmax = obj.max;\r\n\t\t} else {\r\n\t\t\tmin = max = obj;\r\n\t\t}\r\n\r\n\t\treturn (min.x >= this.min.x) &&\r\n\t\t (max.x <= this.max.x) &&\r\n\t\t (min.y >= this.min.y) &&\r\n\t\t (max.y <= this.max.y);\r\n\t},\r\n\r\n\tintersects: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = L.bounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xIntersects = (max2.x >= min.x) && (min2.x <= max.x),\r\n\t\t yIntersects = (max2.y >= min.y) && (min2.y <= max.y);\r\n\r\n\t\treturn xIntersects && yIntersects;\r\n\t},\r\n\r\n\toverlaps: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = L.bounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xOverlaps = (max2.x > min.x) && (min2.x < max.x),\r\n\t\t yOverlaps = (max2.y > min.y) && (min2.y < max.y);\r\n\r\n\t\treturn xOverlaps && yOverlaps;\r\n\t},\r\n\r\n\tisValid: function () {\r\n\t\treturn !!(this.min && this.max);\r\n\t}\r\n};\r\n\r\nL.bounds = function (a, b) { // (Bounds) or (Point, Point) or (Point[])\r\n\tif (!a || a instanceof L.Bounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new L.Bounds(a, b);\r\n};\r\n\n\n","/*\r\n * L.Transformation is an utility class to perform simple point transformations through a 2d-matrix.\r\n */\r\n\r\nL.Transformation = function (a, b, c, d) {\r\n\tthis._a = a;\r\n\tthis._b = b;\r\n\tthis._c = c;\r\n\tthis._d = d;\r\n};\r\n\r\nL.Transformation.prototype = {\r\n\ttransform: function (point, scale) { // (Point, Number) -> Point\r\n\t\treturn this._transform(point.clone(), scale);\r\n\t},\r\n\r\n\t// destructive transform (faster)\r\n\t_transform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\tpoint.x = scale * (this._a * point.x + this._b);\r\n\t\tpoint.y = scale * (this._c * point.y + this._d);\r\n\t\treturn point;\r\n\t},\r\n\r\n\tuntransform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\treturn new L.Point(\r\n\t\t (point.x / scale - this._b) / this._a,\r\n\t\t (point.y / scale - this._d) / this._c);\r\n\t}\r\n};\r\n\n\n","/*\r\n * L.DomUtil contains various utility functions for working with DOM.\r\n */\r\n\r\nL.DomUtil = {\r\n\tget: function (id) {\r\n\t\treturn typeof id === 'string' ? document.getElementById(id) : id;\r\n\t},\r\n\r\n\tgetStyle: function (el, style) {\r\n\r\n\t\tvar value = el.style[style] || (el.currentStyle && el.currentStyle[style]);\r\n\r\n\t\tif ((!value || value === 'auto') && document.defaultView) {\r\n\t\t\tvar css = document.defaultView.getComputedStyle(el, null);\r\n\t\t\tvalue = css ? css[style] : null;\r\n\t\t}\r\n\r\n\t\treturn value === 'auto' ? null : value;\r\n\t},\r\n\r\n\tcreate: function (tagName, className, container) {\r\n\r\n\t\tvar el = document.createElement(tagName);\r\n\t\tel.className = className;\r\n\r\n\t\tif (container) {\r\n\t\t\tcontainer.appendChild(el);\r\n\t\t}\r\n\r\n\t\treturn el;\r\n\t},\r\n\r\n\tremove: function (el) {\r\n\t\tvar parent = el.parentNode;\r\n\t\tif (parent) {\r\n\t\t\tparent.removeChild(el);\r\n\t\t}\r\n\t},\r\n\r\n\tempty: function (el) {\r\n\t\twhile (el.firstChild) {\r\n\t\t\tel.removeChild(el.firstChild);\r\n\t\t}\r\n\t},\r\n\r\n\ttoFront: function (el) {\r\n\t\tel.parentNode.appendChild(el);\r\n\t},\r\n\r\n\ttoBack: function (el) {\r\n\t\tvar parent = el.parentNode;\r\n\t\tparent.insertBefore(el, parent.firstChild);\r\n\t},\r\n\r\n\thasClass: function (el, name) {\r\n\t\tif (el.classList !== undefined) {\r\n\t\t\treturn el.classList.contains(name);\r\n\t\t}\r\n\t\tvar className = L.DomUtil.getClass(el);\r\n\t\treturn className.length > 0 && new RegExp('(^|\\\\s)' + name + '(\\\\s|$)').test(className);\r\n\t},\r\n\r\n\taddClass: function (el, name) {\r\n\t\tif (el.classList !== undefined) {\r\n\t\t\tvar classes = L.Util.splitWords(name);\r\n\t\t\tfor (var i = 0, len = classes.length; i < len; i++) {\r\n\t\t\t\tel.classList.add(classes[i]);\r\n\t\t\t}\r\n\t\t} else if (!L.DomUtil.hasClass(el, name)) {\r\n\t\t\tvar className = L.DomUtil.getClass(el);\r\n\t\t\tL.DomUtil.setClass(el, (className ? className + ' ' : '') + name);\r\n\t\t}\r\n\t},\r\n\r\n\tremoveClass: function (el, name) {\r\n\t\tif (el.classList !== undefined) {\r\n\t\t\tel.classList.remove(name);\r\n\t\t} else {\r\n\t\t\tL.DomUtil.setClass(el, L.Util.trim((' ' + L.DomUtil.getClass(el) + ' ').replace(' ' + name + ' ', ' ')));\r\n\t\t}\r\n\t},\r\n\r\n\tsetClass: function (el, name) {\r\n\t\tif (el.className.baseVal === undefined) {\r\n\t\t\tel.className = name;\r\n\t\t} else {\r\n\t\t\t// in case of SVG element\r\n\t\t\tel.className.baseVal = name;\r\n\t\t}\r\n\t},\r\n\r\n\tgetClass: function (el) {\r\n\t\treturn el.className.baseVal === undefined ? el.className : el.className.baseVal;\r\n\t},\r\n\r\n\tsetOpacity: function (el, value) {\r\n\r\n\t\tif ('opacity' in el.style) {\r\n\t\t\tel.style.opacity = value;\r\n\r\n\t\t} else if ('filter' in el.style) {\r\n\t\t\tL.DomUtil._setOpacityIE(el, value);\r\n\t\t}\r\n\t},\r\n\r\n\t_setOpacityIE: function (el, value) {\r\n\t\tvar filter = false,\r\n\t\t filterName = 'DXImageTransform.Microsoft.Alpha';\r\n\r\n\t\t// filters collection throws an error if we try to retrieve a filter that doesn't exist\r\n\t\ttry {\r\n\t\t\tfilter = el.filters.item(filterName);\r\n\t\t} catch (e) {\r\n\t\t\t// don't set opacity to 1 if we haven't already set an opacity,\r\n\t\t\t// it isn't needed and breaks transparent pngs.\r\n\t\t\tif (value === 1) { return; }\r\n\t\t}\r\n\r\n\t\tvalue = Math.round(value * 100);\r\n\r\n\t\tif (filter) {\r\n\t\t\tfilter.Enabled = (value !== 100);\r\n\t\t\tfilter.Opacity = value;\r\n\t\t} else {\r\n\t\t\tel.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';\r\n\t\t}\r\n\t},\r\n\r\n\ttestProp: function (props) {\r\n\r\n\t\tvar style = document.documentElement.style;\r\n\r\n\t\tfor (var i = 0; i < props.length; i++) {\r\n\t\t\tif (props[i] in style) {\r\n\t\t\t\treturn props[i];\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t},\r\n\r\n\tsetTransform: function (el, offset, scale) {\r\n\t\tvar pos = offset || new L.Point(0, 0);\r\n\r\n\t\tel.style[L.DomUtil.TRANSFORM] =\r\n\t\t\t(L.Browser.ie3d ?\r\n\t\t\t\t'translate(' + pos.x + 'px,' + pos.y + 'px)' :\r\n\t\t\t\t'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') +\r\n\t\t\t(scale ? ' scale(' + scale + ')' : '');\r\n\t},\r\n\r\n\tsetPosition: function (el, point) { // (HTMLElement, Point[, Boolean])\r\n\r\n\t\t/*eslint-disable */\r\n\t\tel._leaflet_pos = point;\r\n\t\t/*eslint-enable */\r\n\r\n\t\tif (L.Browser.any3d) {\r\n\t\t\tL.DomUtil.setTransform(el, point);\r\n\t\t} else {\r\n\t\t\tel.style.left = point.x + 'px';\r\n\t\t\tel.style.top = point.y + 'px';\r\n\t\t}\r\n\t},\r\n\r\n\tgetPosition: function (el) {\r\n\t\t// this method is only used for elements previously positioned using setPosition,\r\n\t\t// so it's safe to cache the position for performance\r\n\r\n\t\treturn el._leaflet_pos;\r\n\t}\r\n};\r\n\r\n\r\n(function () {\r\n\t// prefix style property names\r\n\r\n\tL.DomUtil.TRANSFORM = L.DomUtil.testProp(\r\n\t\t\t['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']);\r\n\r\n\r\n\t// webkitTransition comes first because some browser versions that drop vendor prefix don't do\r\n\t// the same for the transitionend event, in particular the Android 4.1 stock browser\r\n\r\n\tvar transition = L.DomUtil.TRANSITION = L.DomUtil.testProp(\r\n\t\t\t['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);\r\n\r\n\tL.DomUtil.TRANSITION_END =\r\n\t\t\ttransition === 'webkitTransition' || transition === 'OTransition' ? transition + 'End' : 'transitionend';\r\n\r\n\r\n\tif ('onselectstart' in document) {\r\n\t\tL.DomUtil.disableTextSelection = function () {\r\n\t\t\tL.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault);\r\n\t\t};\r\n\t\tL.DomUtil.enableTextSelection = function () {\r\n\t\t\tL.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault);\r\n\t\t};\r\n\r\n\t} else {\r\n\t\tvar userSelectProperty = L.DomUtil.testProp(\r\n\t\t\t['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);\r\n\r\n\t\tL.DomUtil.disableTextSelection = function () {\r\n\t\t\tif (userSelectProperty) {\r\n\t\t\t\tvar style = document.documentElement.style;\r\n\t\t\t\tthis._userSelect = style[userSelectProperty];\r\n\t\t\t\tstyle[userSelectProperty] = 'none';\r\n\t\t\t}\r\n\t\t};\r\n\t\tL.DomUtil.enableTextSelection = function () {\r\n\t\t\tif (userSelectProperty) {\r\n\t\t\t\tdocument.documentElement.style[userSelectProperty] = this._userSelect;\r\n\t\t\t\tdelete this._userSelect;\r\n\t\t\t}\r\n\t\t};\r\n\t}\r\n\r\n\tL.DomUtil.disableImageDrag = function () {\r\n\t\tL.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault);\r\n\t};\r\n\tL.DomUtil.enableImageDrag = function () {\r\n\t\tL.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault);\r\n\t};\r\n\r\n\tL.DomUtil.preventOutline = function (element) {\r\n\t\twhile (element.tabIndex === -1) {\r\n\t\t\telement = element.parentNode;\r\n\t\t}\r\n\t\tif (!element || !element.style) { return; }\r\n\t\tL.DomUtil.restoreOutline();\r\n\t\tthis._outlineElement = element;\r\n\t\tthis._outlineStyle = element.style.outline;\r\n\t\telement.style.outline = 'none';\r\n\t\tL.DomEvent.on(window, 'keydown', L.DomUtil.restoreOutline, this);\r\n\t};\r\n\tL.DomUtil.restoreOutline = function () {\r\n\t\tif (!this._outlineElement) { return; }\r\n\t\tthis._outlineElement.style.outline = this._outlineStyle;\r\n\t\tdelete this._outlineElement;\r\n\t\tdelete this._outlineStyle;\r\n\t\tL.DomEvent.off(window, 'keydown', L.DomUtil.restoreOutline, this);\r\n\t};\r\n})();\r\n\n\n","/*\r\n * L.LatLng represents a geographical point with latitude and longitude coordinates.\r\n */\r\n\r\nL.LatLng = function (lat, lng, alt) {\r\n\tif (isNaN(lat) || isNaN(lng)) {\r\n\t\tthrow new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');\r\n\t}\r\n\r\n\tthis.lat = +lat;\r\n\tthis.lng = +lng;\r\n\r\n\tif (alt !== undefined) {\r\n\t\tthis.alt = +alt;\r\n\t}\r\n};\r\n\r\nL.LatLng.prototype = {\r\n\tequals: function (obj, maxMargin) {\r\n\t\tif (!obj) { return false; }\r\n\r\n\t\tobj = L.latLng(obj);\r\n\r\n\t\tvar margin = Math.max(\r\n\t\t Math.abs(this.lat - obj.lat),\r\n\t\t Math.abs(this.lng - obj.lng));\r\n\r\n\t\treturn margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);\r\n\t},\r\n\r\n\ttoString: function (precision) {\r\n\t\treturn 'LatLng(' +\r\n\t\t L.Util.formatNum(this.lat, precision) + ', ' +\r\n\t\t L.Util.formatNum(this.lng, precision) + ')';\r\n\t},\r\n\r\n\tdistanceTo: function (other) {\r\n\t\treturn L.CRS.Earth.distance(this, L.latLng(other));\r\n\t},\r\n\r\n\twrap: function () {\r\n\t\treturn L.CRS.Earth.wrapLatLng(this);\r\n\t},\r\n\r\n\ttoBounds: function (sizeInMeters) {\r\n\t\tvar latAccuracy = 180 * sizeInMeters / 40075017,\r\n\t\t lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);\r\n\r\n\t\treturn L.latLngBounds(\r\n\t\t [this.lat - latAccuracy, this.lng - lngAccuracy],\r\n\t\t [this.lat + latAccuracy, this.lng + lngAccuracy]);\r\n\t},\r\n\r\n\tclone: function () {\r\n\t\treturn new L.LatLng(this.lat, this.lng, this.alt);\r\n\t}\r\n};\r\n\r\n\r\n// constructs LatLng with different signatures\r\n// (LatLng) or ([Number, Number]) or (Number, Number) or (Object)\r\n\r\nL.latLng = function (a, b, c) {\r\n\tif (a instanceof L.LatLng) {\r\n\t\treturn a;\r\n\t}\r\n\tif (L.Util.isArray(a) && typeof a[0] !== 'object') {\r\n\t\tif (a.length === 3) {\r\n\t\t\treturn new L.LatLng(a[0], a[1], a[2]);\r\n\t\t}\r\n\t\tif (a.length === 2) {\r\n\t\t\treturn new L.LatLng(a[0], a[1]);\r\n\t\t}\r\n\t\treturn null;\r\n\t}\r\n\tif (a === undefined || a === null) {\r\n\t\treturn a;\r\n\t}\r\n\tif (typeof a === 'object' && 'lat' in a) {\r\n\t\treturn new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);\r\n\t}\r\n\tif (b === undefined) {\r\n\t\treturn null;\r\n\t}\r\n\treturn new L.LatLng(a, b, c);\r\n};\r\n\n\n","/*\r\n * L.LatLngBounds represents a rectangular area on the map in geographical coordinates.\r\n */\r\n\r\nL.LatLngBounds = function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[])\r\n\tif (!southWest) { return; }\r\n\r\n\tvar latlngs = northEast ? [southWest, northEast] : southWest;\r\n\r\n\tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n\t\tthis.extend(latlngs[i]);\r\n\t}\r\n};\r\n\r\nL.LatLngBounds.prototype = {\r\n\r\n\t// extend the bounds to contain the given point or bounds\r\n\textend: function (obj) { // (LatLng) or (LatLngBounds)\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof L.LatLng) {\r\n\t\t\tsw2 = obj;\r\n\t\t\tne2 = obj;\r\n\r\n\t\t} else if (obj instanceof L.LatLngBounds) {\r\n\t\t\tsw2 = obj._southWest;\r\n\t\t\tne2 = obj._northEast;\r\n\r\n\t\t\tif (!sw2 || !ne2) { return this; }\r\n\r\n\t\t} else {\r\n\t\t\treturn obj ? this.extend(L.latLng(obj) || L.latLngBounds(obj)) : this;\r\n\t\t}\r\n\r\n\t\tif (!sw && !ne) {\r\n\t\t\tthis._southWest = new L.LatLng(sw2.lat, sw2.lng);\r\n\t\t\tthis._northEast = new L.LatLng(ne2.lat, ne2.lng);\r\n\t\t} else {\r\n\t\t\tsw.lat = Math.min(sw2.lat, sw.lat);\r\n\t\t\tsw.lng = Math.min(sw2.lng, sw.lng);\r\n\t\t\tne.lat = Math.max(ne2.lat, ne.lat);\r\n\t\t\tne.lng = Math.max(ne2.lng, ne.lng);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// extend the bounds by a percentage\r\n\tpad: function (bufferRatio) { // (Number) -> LatLngBounds\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,\r\n\t\t widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;\r\n\r\n\t\treturn new L.LatLngBounds(\r\n\t\t new L.LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),\r\n\t\t new L.LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));\r\n\t},\r\n\r\n\tgetCenter: function () { // -> LatLng\r\n\t\treturn new L.LatLng(\r\n\t\t (this._southWest.lat + this._northEast.lat) / 2,\r\n\t\t (this._southWest.lng + this._northEast.lng) / 2);\r\n\t},\r\n\r\n\tgetSouthWest: function () {\r\n\t\treturn this._southWest;\r\n\t},\r\n\r\n\tgetNorthEast: function () {\r\n\t\treturn this._northEast;\r\n\t},\r\n\r\n\tgetNorthWest: function () {\r\n\t\treturn new L.LatLng(this.getNorth(), this.getWest());\r\n\t},\r\n\r\n\tgetSouthEast: function () {\r\n\t\treturn new L.LatLng(this.getSouth(), this.getEast());\r\n\t},\r\n\r\n\tgetWest: function () {\r\n\t\treturn this._southWest.lng;\r\n\t},\r\n\r\n\tgetSouth: function () {\r\n\t\treturn this._southWest.lat;\r\n\t},\r\n\r\n\tgetEast: function () {\r\n\t\treturn this._northEast.lng;\r\n\t},\r\n\r\n\tgetNorth: function () {\r\n\t\treturn this._northEast.lat;\r\n\t},\r\n\r\n\tcontains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof L.LatLng) {\r\n\t\t\tobj = L.latLng(obj);\r\n\t\t} else {\r\n\t\t\tobj = L.latLngBounds(obj);\r\n\t\t}\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof L.LatLngBounds) {\r\n\t\t\tsw2 = obj.getSouthWest();\r\n\t\t\tne2 = obj.getNorthEast();\r\n\t\t} else {\r\n\t\t\tsw2 = ne2 = obj;\r\n\t\t}\r\n\r\n\t\treturn (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) &&\r\n\t\t (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng);\r\n\t},\r\n\r\n\tintersects: function (bounds) { // (LatLngBounds) -> Boolean\r\n\t\tbounds = L.latLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),\r\n\t\t lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);\r\n\r\n\t\treturn latIntersects && lngIntersects;\r\n\t},\r\n\r\n\toverlaps: function (bounds) { // (LatLngBounds) -> Boolean\r\n\t\tbounds = L.latLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),\r\n\t\t lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);\r\n\r\n\t\treturn latOverlaps && lngOverlaps;\r\n\t},\r\n\r\n\ttoBBoxString: function () {\r\n\t\treturn [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');\r\n\t},\r\n\r\n\tequals: function (bounds) { // (LatLngBounds)\r\n\t\tif (!bounds) { return false; }\r\n\r\n\t\tbounds = L.latLngBounds(bounds);\r\n\r\n\t\treturn this._southWest.equals(bounds.getSouthWest()) &&\r\n\t\t this._northEast.equals(bounds.getNorthEast());\r\n\t},\r\n\r\n\tisValid: function () {\r\n\t\treturn !!(this._southWest && this._northEast);\r\n\t}\r\n};\r\n\r\n// TODO International date line?\r\n\r\nL.latLngBounds = function (a, b) { // (LatLngBounds) or (LatLng, LatLng)\r\n\tif (!a || a instanceof L.LatLngBounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new L.LatLngBounds(a, b);\r\n};\r\n\n\n","/*\r\n * Simple equirectangular (Plate Carree) projection, used by CRS like EPSG:4326 and Simple.\r\n */\r\n\r\nL.Projection = {};\r\n\r\nL.Projection.LonLat = {\r\n\tproject: function (latlng) {\r\n\t\treturn new L.Point(latlng.lng, latlng.lat);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\treturn new L.LatLng(point.y, point.x);\r\n\t},\r\n\r\n\tbounds: L.bounds([-180, -90], [180, 90])\r\n};\r\n\n\n","/*\r\n * Spherical Mercator is the most popular map projection, used by EPSG:3857 CRS used by default.\r\n */\r\n\r\nL.Projection.SphericalMercator = {\r\n\r\n\tR: 6378137,\r\n\tMAX_LATITUDE: 85.0511287798,\r\n\r\n\tproject: function (latlng) {\r\n\t\tvar d = Math.PI / 180,\r\n\t\t max = this.MAX_LATITUDE,\r\n\t\t lat = Math.max(Math.min(max, latlng.lat), -max),\r\n\t\t sin = Math.sin(lat * d);\r\n\r\n\t\treturn new L.Point(\r\n\t\t\t\tthis.R * latlng.lng * d,\r\n\t\t\t\tthis.R * Math.log((1 + sin) / (1 - sin)) / 2);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\tvar d = 180 / Math.PI;\r\n\r\n\t\treturn new L.LatLng(\r\n\t\t\t(2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,\r\n\t\t\tpoint.x * d / this.R);\r\n\t},\r\n\r\n\tbounds: (function () {\r\n\t\tvar d = 6378137 * Math.PI;\r\n\t\treturn L.bounds([-d, -d], [d, d]);\r\n\t})()\r\n};\r\n\n\n","/*\r\n * L.CRS is the base object for all defined CRS (Coordinate Reference Systems) in Leaflet.\r\n */\r\n\r\nL.CRS = {\r\n\t// converts geo coords to pixel ones\r\n\tlatLngToPoint: function (latlng, zoom) {\r\n\t\tvar projectedPoint = this.projection.project(latlng),\r\n\t\t scale = this.scale(zoom);\r\n\r\n\t\treturn this.transformation._transform(projectedPoint, scale);\r\n\t},\r\n\r\n\t// converts pixel coords to geo coords\r\n\tpointToLatLng: function (point, zoom) {\r\n\t\tvar scale = this.scale(zoom),\r\n\t\t untransformedPoint = this.transformation.untransform(point, scale);\r\n\r\n\t\treturn this.projection.unproject(untransformedPoint);\r\n\t},\r\n\r\n\t// converts geo coords to projection-specific coords (e.g. in meters)\r\n\tproject: function (latlng) {\r\n\t\treturn this.projection.project(latlng);\r\n\t},\r\n\r\n\t// converts projected coords to geo coords\r\n\tunproject: function (point) {\r\n\t\treturn this.projection.unproject(point);\r\n\t},\r\n\r\n\t// defines how the world scales with zoom\r\n\tscale: function (zoom) {\r\n\t\treturn 256 * Math.pow(2, zoom);\r\n\t},\r\n\r\n\tzoom: function (scale) {\r\n\t\treturn Math.log(scale / 256) / Math.LN2;\r\n\t},\r\n\r\n\t// returns the bounds of the world in projected coords if applicable\r\n\tgetProjectedBounds: function (zoom) {\r\n\t\tif (this.infinite) { return null; }\r\n\r\n\t\tvar b = this.projection.bounds,\r\n\t\t s = this.scale(zoom),\r\n\t\t min = this.transformation.transform(b.min, s),\r\n\t\t max = this.transformation.transform(b.max, s);\r\n\r\n\t\treturn L.bounds(min, max);\r\n\t},\r\n\r\n\t// whether a coordinate axis wraps in a given range (e.g. longitude from -180 to 180); depends on CRS\r\n\t// wrapLng: [min, max],\r\n\t// wrapLat: [min, max],\r\n\r\n\t// if true, the coordinate space will be unbounded (infinite in all directions)\r\n\t// infinite: false,\r\n\r\n\t// wraps geo coords in certain ranges if applicable\r\n\twrapLatLng: function (latlng) {\r\n\t\tvar lng = this.wrapLng ? L.Util.wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,\r\n\t\t lat = this.wrapLat ? L.Util.wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,\r\n\t\t alt = latlng.alt;\r\n\r\n\t\treturn L.latLng(lat, lng, alt);\r\n\t}\r\n};\r\n\n\n","/*\n * A simple CRS that can be used for flat non-Earth maps like panoramas or game maps.\n */\n\nL.CRS.Simple = L.extend({}, L.CRS, {\n\tprojection: L.Projection.LonLat,\n\ttransformation: new L.Transformation(1, 0, -1, 0),\n\n\tscale: function (zoom) {\n\t\treturn Math.pow(2, zoom);\n\t},\n\n\tzoom: function (scale) {\n\t\treturn Math.log(scale) / Math.LN2;\n\t},\n\n\tdistance: function (latlng1, latlng2) {\n\t\tvar dx = latlng2.lng - latlng1.lng,\n\t\t dy = latlng2.lat - latlng1.lat;\n\n\t\treturn Math.sqrt(dx * dx + dy * dy);\n\t},\n\n\tinfinite: true\n});\n\n\n","/*\n * L.CRS.Earth is the base class for all CRS representing Earth.\n */\n\nL.CRS.Earth = L.extend({}, L.CRS, {\n\twrapLng: [-180, 180],\n\n\tR: 6378137,\n\n\t// distance between two geographical points using spherical law of cosines approximation\n\tdistance: function (latlng1, latlng2) {\n\t\tvar rad = Math.PI / 180,\n\t\t lat1 = latlng1.lat * rad,\n\t\t lat2 = latlng2.lat * rad,\n\t\t a = Math.sin(lat1) * Math.sin(lat2) +\n\t\t Math.cos(lat1) * Math.cos(lat2) * Math.cos((latlng2.lng - latlng1.lng) * rad);\n\n\t\treturn this.R * Math.acos(Math.min(a, 1));\n\t}\n});\n\n\n","/*\r\n * L.CRS.EPSG3857 (Spherical Mercator) is the most common CRS for web mapping and is used by Leaflet by default.\r\n */\r\n\r\nL.CRS.EPSG3857 = L.extend({}, L.CRS.Earth, {\r\n\tcode: 'EPSG:3857',\r\n\tprojection: L.Projection.SphericalMercator,\r\n\r\n\ttransformation: (function () {\r\n\t\tvar scale = 0.5 / (Math.PI * L.Projection.SphericalMercator.R);\r\n\t\treturn new L.Transformation(scale, 0.5, -scale, 0.5);\r\n\t}())\r\n});\r\n\r\nL.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, {\r\n\tcode: 'EPSG:900913'\r\n});\r\n\n\n","/*\r\n * L.CRS.EPSG4326 is a CRS popular among advanced GIS specialists.\r\n */\r\n\r\nL.CRS.EPSG4326 = L.extend({}, L.CRS.Earth, {\r\n\tcode: 'EPSG:4326',\r\n\tprojection: L.Projection.LonLat,\r\n\ttransformation: new L.Transformation(1 / 180, 1, -1 / 180, 0.5)\r\n});\r\n\n\n","/*\r\n * L.Map is the central class of the API - it is used to create a map.\r\n */\r\n\r\nL.Map = L.Evented.extend({\r\n\r\n\toptions: {\r\n\t\tcrs: L.CRS.EPSG3857,\r\n\r\n\t\t/*\r\n\t\tcenter: LatLng,\r\n\t\tzoom: Number,\r\n\t\tlayers: Array,\r\n\t\t*/\r\n\r\n\t\tfadeAnimation: true,\r\n\t\ttrackResize: true,\r\n\t\tmarkerZoomAnimation: true,\r\n\t\tmaxBoundsViscosity: 0.0,\r\n\t\ttransform3DLimit: 8388608 // Precision limit of a 32-bit float\r\n\t},\r\n\r\n\tinitialize: function (id, options) { // (HTMLElement or String, Object)\r\n\t\toptions = L.setOptions(this, options);\r\n\r\n\t\tthis._initContainer(id);\r\n\t\tthis._initLayout();\r\n\r\n\t\t// hack for https://github.com/Leaflet/Leaflet/issues/1980\r\n\t\tthis._onResize = L.bind(this._onResize, this);\r\n\r\n\t\tthis._initEvents();\r\n\r\n\t\tif (options.maxBounds) {\r\n\t\t\tthis.setMaxBounds(options.maxBounds);\r\n\t\t}\r\n\r\n\t\tif (options.zoom !== undefined) {\r\n\t\t\tthis._zoom = this._limitZoom(options.zoom);\r\n\t\t}\r\n\r\n\t\tif (options.center && options.zoom !== undefined) {\r\n\t\t\tthis.setView(L.latLng(options.center), options.zoom, {reset: true});\r\n\t\t}\r\n\r\n\t\tthis._handlers = [];\r\n\t\tthis._layers = {};\r\n\t\tthis._zoomBoundLayers = {};\r\n\t\tthis._sizeChanged = true;\r\n\r\n\t\tthis.callInitHooks();\r\n\r\n\t\tthis._addLayers(this.options.layers);\r\n\t},\r\n\r\n\r\n\t// public methods that modify map state\r\n\r\n\t// replaced by animation-powered implementation in Map.PanAnimation.js\r\n\tsetView: function (center, zoom) {\r\n\t\tzoom = zoom === undefined ? this.getZoom() : zoom;\r\n\t\tthis._resetView(L.latLng(center), zoom);\r\n\t\treturn this;\r\n\t},\r\n\r\n\tsetZoom: function (zoom, options) {\r\n\t\tif (!this._loaded) {\r\n\t\t\tthis._zoom = zoom;\r\n\t\t\treturn this;\r\n\t\t}\r\n\t\treturn this.setView(this.getCenter(), zoom, {zoom: options});\r\n\t},\r\n\r\n\tzoomIn: function (delta, options) {\r\n\t\treturn this.setZoom(this._zoom + (delta || 1), options);\r\n\t},\r\n\r\n\tzoomOut: function (delta, options) {\r\n\t\treturn this