` element\r\n // and optionally an object literal with `Map options`.\r\n //\r\n // @alternative\r\n // @factory L.map(el: HTMLElement, options?: Map options)\r\n // Instantiates a map object given an instance of a `

` HTML element\r\n // and optionally an object literal with `Map options`.\r\n function createMap(id, options) {\r\n \treturn new Map(id, options);\r\n }\n\n /*\r\n * @class Control\r\n * @aka L.Control\r\n * @inherits Class\r\n *\r\n * L.Control is a base class for implementing map controls. Handles positioning.\r\n * All other controls extend from this class.\r\n */\r\n\r\n var Control = Class.extend({\r\n \t// @section\r\n \t// @aka Control Options\r\n \toptions: {\r\n \t\t// @option position: String = 'topright'\r\n \t\t// The position of the control (one of the map corners). Possible values are `'topleft'`,\r\n \t\t// `'topright'`, `'bottomleft'` or `'bottomright'`\r\n \t\tposition: 'topright'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t/* @section\r\n \t * Classes extending L.Control will inherit the following methods:\r\n \t *\r\n \t * @method getPosition: string\r\n \t * Returns the position of the control.\r\n \t */\r\n \tgetPosition: function () {\r\n \t\treturn this.options.position;\r\n \t},\r\n\r\n \t// @method setPosition(position: string): this\r\n \t// Sets the position of the control.\r\n \tsetPosition: function (position) {\r\n \t\tvar map = this._map;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.removeControl(this);\r\n \t\t}\r\n\r\n \t\tthis.options.position = position;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.addControl(this);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getContainer: HTMLElement\r\n \t// Returns the HTMLElement that contains the control.\r\n \tgetContainer: function () {\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \t// @method addTo(map: Map): this\r\n \t// Adds the control to the given map.\r\n \taddTo: function (map) {\r\n \t\tthis.remove();\r\n \t\tthis._map = map;\r\n\r\n \t\tvar container = this._container = this.onAdd(map),\r\n \t\t pos = this.getPosition(),\r\n \t\t corner = map._controlCorners[pos];\r\n\r\n \t\taddClass(container, 'leaflet-control');\r\n\r\n \t\tif (pos.indexOf('bottom') !== -1) {\r\n \t\t\tcorner.insertBefore(container, corner.firstChild);\r\n \t\t} else {\r\n \t\t\tcorner.appendChild(container);\r\n \t\t}\r\n\r\n \t\tthis._map.on('unload', this.remove, this);\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method remove: this\r\n \t// Removes the control from the map it is currently active on.\r\n \tremove: function () {\r\n \t\tif (!this._map) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tremove(this._container);\r\n\r\n \t\tif (this.onRemove) {\r\n \t\t\tthis.onRemove(this._map);\r\n \t\t}\r\n\r\n \t\tthis._map.off('unload', this.remove, this);\r\n \t\tthis._map = null;\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_refocusOnMap: function (e) {\r\n \t\t// if map exists and event is not a keyboard event\r\n \t\tif (this._map && e && e.screenX > 0 && e.screenY > 0) {\r\n \t\t\tthis._map.getContainer().focus();\r\n \t\t}\r\n \t}\r\n });\r\n\r\n var control = function (options) {\r\n \treturn new Control(options);\r\n };\r\n\r\n /* @section Extension methods\r\n * @uninheritable\r\n *\r\n * Every control should extend from `L.Control` and (re-)implement the following methods.\r\n *\r\n * @method onAdd(map: Map): HTMLElement\r\n * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo).\r\n *\r\n * @method onRemove(map: Map)\r\n * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove).\r\n */\r\n\r\n /* @namespace Map\r\n * @section Methods for Layers and Controls\r\n */\r\n Map.include({\r\n \t// @method addControl(control: Control): this\r\n \t// Adds the given control to the map\r\n \taddControl: function (control) {\r\n \t\tcontrol.addTo(this);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeControl(control: Control): this\r\n \t// Removes the given control from the map\r\n \tremoveControl: function (control) {\r\n \t\tcontrol.remove();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initControlPos: function () {\r\n \t\tvar corners = this._controlCorners = {},\r\n \t\t l = 'leaflet-',\r\n \t\t container = this._controlContainer =\r\n \t\t create$1('div', l + 'control-container', this._container);\r\n\r\n \t\tfunction createCorner(vSide, hSide) {\r\n \t\t\tvar className = l + vSide + ' ' + l + hSide;\r\n\r\n \t\t\tcorners[vSide + hSide] = create$1('div', className, container);\r\n \t\t}\r\n\r\n \t\tcreateCorner('top', 'left');\r\n \t\tcreateCorner('top', 'right');\r\n \t\tcreateCorner('bottom', 'left');\r\n \t\tcreateCorner('bottom', 'right');\r\n \t},\r\n\r\n \t_clearControlPos: function () {\r\n \t\tfor (var i in this._controlCorners) {\r\n \t\t\tremove(this._controlCorners[i]);\r\n \t\t}\r\n \t\tremove(this._controlContainer);\r\n \t\tdelete this._controlCorners;\r\n \t\tdelete this._controlContainer;\r\n \t}\r\n });\n\n /*\r\n * @class Control.Layers\r\n * @aka L.Control.Layers\r\n * @inherits Control\r\n *\r\n * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](https://leafletjs.com/examples/layers-control/)). Extends `Control`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var baseLayers = {\r\n * \t\"Mapbox\": mapbox,\r\n * \t\"OpenStreetMap\": osm\r\n * };\r\n *\r\n * var overlays = {\r\n * \t\"Marker\": marker,\r\n * \t\"Roads\": roadsLayer\r\n * };\r\n *\r\n * L.control.layers(baseLayers, overlays).addTo(map);\r\n * ```\r\n *\r\n * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values:\r\n *\r\n * ```js\r\n * {\r\n * \"\": layer1,\r\n * \"\": layer2\r\n * }\r\n * ```\r\n *\r\n * The layer names can contain HTML, which allows you to add additional styling to the items:\r\n *\r\n * ```js\r\n * {\"

My Layer\": myLayer}\r\n * ```\r\n */\r\n\r\n var Layers = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Layers options\r\n \toptions: {\r\n \t\t// @option collapsed: Boolean = true\r\n \t\t// If `true`, the control will be collapsed into an icon and expanded on mouse hover, touch, or keyboard activation.\r\n \t\tcollapsed: true,\r\n \t\tposition: 'topright',\r\n\r\n \t\t// @option autoZIndex: Boolean = true\r\n \t\t// If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off.\r\n \t\tautoZIndex: true,\r\n\r\n \t\t// @option hideSingleBase: Boolean = false\r\n \t\t// If `true`, the base layers in the control will be hidden when there is only one.\r\n \t\thideSingleBase: false,\r\n\r\n \t\t// @option sortLayers: Boolean = false\r\n \t\t// Whether to sort the layers. When `false`, layers will keep the order\r\n \t\t// in which they were added to the control.\r\n \t\tsortLayers: false,\r\n\r\n \t\t// @option sortFunction: Function = *\r\n \t\t// A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort)\r\n \t\t// that will be used for sorting the layers, when `sortLayers` is `true`.\r\n \t\t// The function receives both the `L.Layer` instances and their names, as in\r\n \t\t// `sortFunction(layerA, layerB, nameA, nameB)`.\r\n \t\t// By default, it sorts layers alphabetically by their name.\r\n \t\tsortFunction: function (layerA, layerB, nameA, nameB) {\r\n \t\t\treturn nameA < nameB ? -1 : (nameB < nameA ? 1 : 0);\r\n \t\t}\r\n \t},\r\n\r\n \tinitialize: function (baseLayers, overlays, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tthis._layers = [];\r\n \t\tthis._lastZIndex = 0;\r\n \t\tthis._handlingClick = false;\r\n \t\tthis._preventClick = false;\r\n\r\n \t\tfor (var i in baseLayers) {\r\n \t\t\tthis._addLayer(baseLayers[i], i);\r\n \t\t}\r\n\r\n \t\tfor (i in overlays) {\r\n \t\t\tthis._addLayer(overlays[i], i, true);\r\n \t\t}\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._initLayout();\r\n \t\tthis._update();\r\n\r\n \t\tthis._map = map;\r\n \t\tmap.on('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \taddTo: function (map) {\r\n \t\tControl.prototype.addTo.call(this, map);\r\n \t\t// Trigger expand after Layers Control has been inserted into DOM so that is now has an actual height.\r\n \t\treturn this._expandIfNotCollapsed();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tthis._map.off('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.off('add remove', this._onLayerChange, this);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addBaseLayer(layer: Layer, name: String): this\r\n \t// Adds a base layer (radio button entry) with the given name to the control.\r\n \taddBaseLayer: function (layer, name) {\r\n \t\tthis._addLayer(layer, name);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method addOverlay(layer: Layer, name: String): this\r\n \t// Adds an overlay (checkbox entry) with the given name to the control.\r\n \taddOverlay: function (layer, name) {\r\n \t\tthis._addLayer(layer, name, true);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Remove the given layer from the control.\r\n \tremoveLayer: function (layer) {\r\n \t\tlayer.off('add remove', this._onLayerChange, this);\r\n\r\n \t\tvar obj = this._getLayer(stamp(layer));\r\n \t\tif (obj) {\r\n \t\t\tthis._layers.splice(this._layers.indexOf(obj), 1);\r\n \t\t}\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method expand(): this\r\n \t// Expand the control container if collapsed.\r\n \texpand: function () {\r\n \t\taddClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\tthis._section.style.height = null;\r\n \t\tvar acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50);\r\n \t\tif (acceptableHeight < this._section.clientHeight) {\r\n \t\t\taddClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t\tthis._section.style.height = acceptableHeight + 'px';\r\n \t\t} else {\r\n \t\t\tremoveClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t}\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method collapse(): this\r\n \t// Collapse the control container if expanded.\r\n \tcollapse: function () {\r\n \t\tremoveClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initLayout: function () {\r\n \t\tvar className = 'leaflet-control-layers',\r\n \t\t container = this._container = create$1('div', className),\r\n \t\t collapsed = this.options.collapsed;\r\n\r\n \t\t// makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released\r\n \t\tcontainer.setAttribute('aria-haspopup', true);\r\n\r\n \t\tdisableClickPropagation(container);\r\n \t\tdisableScrollPropagation(container);\r\n\r\n \t\tvar section = this._section = create$1('section', className + '-list');\r\n\r\n \t\tif (collapsed) {\r\n \t\t\tthis._map.on('click', this.collapse, this);\r\n\r\n \t\t\ton(container, {\r\n \t\t\t\tmouseenter: this._expandSafely,\r\n \t\t\t\tmouseleave: this.collapse\r\n \t\t\t}, this);\r\n \t\t}\r\n\r\n \t\tvar link = this._layersLink = create$1('a', className + '-toggle', container);\r\n \t\tlink.href = '#';\r\n \t\tlink.title = 'Layers';\r\n \t\tlink.setAttribute('role', 'button');\r\n\r\n \t\ton(link, {\r\n \t\t\tkeydown: function (e) {\r\n \t\t\t\tif (e.keyCode === 13) {\r\n \t\t\t\t\tthis._expandSafely();\r\n \t\t\t\t}\r\n \t\t\t},\r\n \t\t\t// Certain screen readers intercept the key event and instead send a click event\r\n \t\t\tclick: function (e) {\r\n \t\t\t\tpreventDefault(e);\r\n \t\t\t\tthis._expandSafely();\r\n \t\t\t}\r\n \t\t}, this);\r\n\r\n \t\tif (!collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n\r\n \t\tthis._baseLayersList = create$1('div', className + '-base', section);\r\n \t\tthis._separator = create$1('div', className + '-separator', section);\r\n \t\tthis._overlaysList = create$1('div', className + '-overlays', section);\r\n\r\n \t\tcontainer.appendChild(section);\r\n \t},\r\n\r\n \t_getLayer: function (id) {\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\r\n \t\t\tif (this._layers[i] && stamp(this._layers[i].layer) === id) {\r\n \t\t\t\treturn this._layers[i];\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t_addLayer: function (layer, name, overlay) {\r\n \t\tif (this._map) {\r\n \t\t\tlayer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\tthis._layers.push({\r\n \t\t\tlayer: layer,\r\n \t\t\tname: name,\r\n \t\t\toverlay: overlay\r\n \t\t});\r\n\r\n \t\tif (this.options.sortLayers) {\r\n \t\t\tthis._layers.sort(bind(function (a, b) {\r\n \t\t\t\treturn this.options.sortFunction(a.layer, b.layer, a.name, b.name);\r\n \t\t\t}, this));\r\n \t\t}\r\n\r\n \t\tif (this.options.autoZIndex && layer.setZIndex) {\r\n \t\t\tthis._lastZIndex++;\r\n \t\t\tlayer.setZIndex(this._lastZIndex);\r\n \t\t}\r\n\r\n \t\tthis._expandIfNotCollapsed();\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._container) { return this; }\r\n\r\n \t\tempty(this._baseLayersList);\r\n \t\tempty(this._overlaysList);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tvar baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0;\r\n\r\n \t\tfor (i = 0; i < this._layers.length; i++) {\r\n \t\t\tobj = this._layers[i];\r\n \t\t\tthis._addItem(obj);\r\n \t\t\toverlaysPresent = overlaysPresent || obj.overlay;\r\n \t\t\tbaseLayersPresent = baseLayersPresent || !obj.overlay;\r\n \t\t\tbaseLayersCount += !obj.overlay ? 1 : 0;\r\n \t\t}\r\n\r\n \t\t// Hide base layers section if there's only one layer.\r\n \t\tif (this.options.hideSingleBase) {\r\n \t\t\tbaseLayersPresent = baseLayersPresent && baseLayersCount > 1;\r\n \t\t\tthis._baseLayersList.style.display = baseLayersPresent ? '' : 'none';\r\n \t\t}\r\n\r\n \t\tthis._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none';\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_onLayerChange: function (e) {\r\n \t\tif (!this._handlingClick) {\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\tvar obj = this._getLayer(stamp(e.target));\r\n\r\n \t\t// @namespace Map\r\n \t\t// @section Layer events\r\n \t\t// @event baselayerchange: LayersControlEvent\r\n \t\t// Fired when the base layer is changed through the [layers control](#control-layers).\r\n \t\t// @event overlayadd: LayersControlEvent\r\n \t\t// Fired when an overlay is selected through the [layers control](#control-layers).\r\n \t\t// @event overlayremove: LayersControlEvent\r\n \t\t// Fired when an overlay is deselected through the [layers control](#control-layers).\r\n \t\t// @namespace Control.Layers\r\n \t\tvar type = obj.overlay ?\r\n \t\t\t(e.type === 'add' ? 'overlayadd' : 'overlayremove') :\r\n \t\t\t(e.type === 'add' ? 'baselayerchange' : null);\r\n\r\n \t\tif (type) {\r\n \t\t\tthis._map.fire(type, obj);\r\n \t\t}\r\n \t},\r\n\r\n \t// IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see https://stackoverflow.com/a/119079)\r\n \t_createRadioElement: function (name, checked) {\r\n\r\n \t\tvar radioHtml = '';\r\n\r\n \t\tvar radioFragment = document.createElement('div');\r\n \t\tradioFragment.innerHTML = radioHtml;\r\n\r\n \t\treturn radioFragment.firstChild;\r\n \t},\r\n\r\n \t_addItem: function (obj) {\r\n \t\tvar label = document.createElement('label'),\r\n \t\t checked = this._map.hasLayer(obj.layer),\r\n \t\t input;\r\n\r\n \t\tif (obj.overlay) {\r\n \t\t\tinput = document.createElement('input');\r\n \t\t\tinput.type = 'checkbox';\r\n \t\t\tinput.className = 'leaflet-control-layers-selector';\r\n \t\t\tinput.defaultChecked = checked;\r\n \t\t} else {\r\n \t\t\tinput = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked);\r\n \t\t}\r\n\r\n \t\tthis._layerControlInputs.push(input);\r\n \t\tinput.layerId = stamp(obj.layer);\r\n\r\n \t\ton(input, 'click', this._onInputClick, this);\r\n\r\n \t\tvar name = document.createElement('span');\r\n \t\tname.innerHTML = ' ' + obj.name;\r\n\r\n \t\t// Helps from preventing layer control flicker when checkboxes are disabled\r\n \t\t// https://github.com/Leaflet/Leaflet/issues/2771\r\n \t\tvar holder = document.createElement('span');\r\n\r\n \t\tlabel.appendChild(holder);\r\n \t\tholder.appendChild(input);\r\n \t\tholder.appendChild(name);\r\n\r\n \t\tvar container = obj.overlay ? this._overlaysList : this._baseLayersList;\r\n \t\tcontainer.appendChild(label);\r\n\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn label;\r\n \t},\r\n\r\n \t_onInputClick: function () {\r\n \t\t// expanding the control on mobile with a click can cause adding a layer - we don't want this\r\n \t\tif (this._preventClick) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input, layer;\r\n \t\tvar addedLayers = [],\r\n \t\t removedLayers = [];\r\n\r\n \t\tthis._handlingClick = true;\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n\r\n \t\t\tif (input.checked) {\r\n \t\t\t\taddedLayers.push(layer);\r\n \t\t\t} else if (!input.checked) {\r\n \t\t\t\tremovedLayers.push(layer);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// Bugfix issue 2318: Should remove all old layers before readding new ones\r\n \t\tfor (i = 0; i < removedLayers.length; i++) {\r\n \t\t\tif (this._map.hasLayer(removedLayers[i])) {\r\n \t\t\t\tthis._map.removeLayer(removedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t\tfor (i = 0; i < addedLayers.length; i++) {\r\n \t\t\tif (!this._map.hasLayer(addedLayers[i])) {\r\n \t\t\t\tthis._map.addLayer(addedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._handlingClick = false;\r\n\r\n \t\tthis._refocusOnMap();\r\n \t},\r\n\r\n \t_checkDisabledLayers: function () {\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input,\r\n \t\t layer,\r\n \t\t zoom = this._map.getZoom();\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n \t\t\tinput.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) ||\r\n \t\t\t (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom);\r\n\r\n \t\t}\r\n \t},\r\n\r\n \t_expandIfNotCollapsed: function () {\r\n \t\tif (this._map && !this.options.collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_expandSafely: function () {\r\n \t\tvar section = this._section;\r\n \t\tthis._preventClick = true;\r\n \t\ton(section, 'click', preventDefault);\r\n \t\tthis.expand();\r\n \t\tvar that = this;\r\n \t\tsetTimeout(function () {\r\n \t\t\toff(section, 'click', preventDefault);\r\n \t\t\tthat._preventClick = false;\r\n \t\t});\r\n \t}\r\n\r\n });\r\n\r\n\r\n // @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options)\r\n // Creates a layers control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation.\r\n var layers = function (baseLayers, overlays, options) {\r\n \treturn new Layers(baseLayers, overlays, options);\r\n };\n\n /*\r\n * @class Control.Zoom\r\n * @aka L.Control.Zoom\r\n * @inherits Control\r\n *\r\n * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`.\r\n */\r\n\r\n var Zoom = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Zoom options\r\n \toptions: {\r\n \t\tposition: 'topleft',\r\n\r\n \t\t// @option zoomInText: String = '+'\r\n \t\t// The text set on the 'zoom in' button.\r\n \t\tzoomInText: '+',\r\n\r\n \t\t// @option zoomInTitle: String = 'Zoom in'\r\n \t\t// The title set on the 'zoom in' button.\r\n \t\tzoomInTitle: 'Zoom in',\r\n\r\n \t\t// @option zoomOutText: String = '−'\r\n \t\t// The text set on the 'zoom out' button.\r\n \t\tzoomOutText: '−',\r\n\r\n \t\t// @option zoomOutTitle: String = 'Zoom out'\r\n \t\t// The title set on the 'zoom out' button.\r\n \t\tzoomOutTitle: 'Zoom out'\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tvar zoomName = 'leaflet-control-zoom',\r\n \t\t container = create$1('div', zoomName + ' leaflet-bar'),\r\n \t\t options = this.options;\r\n\r\n \t\tthis._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle,\r\n \t\t zoomName + '-in', container, this._zoomIn);\r\n \t\tthis._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle,\r\n \t\t zoomName + '-out', container, this._zoomOut);\r\n\r\n \t\tthis._updateDisabled();\r\n \t\tmap.on('zoomend zoomlevelschange', this._updateDisabled, this);\r\n\r\n \t\treturn container;\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tmap.off('zoomend zoomlevelschange', this._updateDisabled, this);\r\n \t},\r\n\r\n \tdisable: function () {\r\n \t\tthis._disabled = true;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \tenable: function () {\r\n \t\tthis._disabled = false;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_zoomIn: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom < this._map.getMaxZoom()) {\r\n \t\t\tthis._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_zoomOut: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom > this._map.getMinZoom()) {\r\n \t\t\tthis._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_createButton: function (html, title, className, container, fn) {\r\n \t\tvar link = create$1('a', className, container);\r\n \t\tlink.innerHTML = html;\r\n \t\tlink.href = '#';\r\n \t\tlink.title = title;\r\n\r\n \t\t/*\r\n \t\t * Will force screen readers like VoiceOver to read this as \"Zoom in - button\"\r\n \t\t */\r\n \t\tlink.setAttribute('role', 'button');\r\n \t\tlink.setAttribute('aria-label', title);\r\n\r\n \t\tdisableClickPropagation(link);\r\n \t\ton(link, 'click', stop);\r\n \t\ton(link, 'click', fn, this);\r\n \t\ton(link, 'click', this._refocusOnMap, this);\r\n\r\n \t\treturn link;\r\n \t},\r\n\r\n \t_updateDisabled: function () {\r\n \t\tvar map = this._map,\r\n \t\t className = 'leaflet-disabled';\r\n\r\n \t\tremoveClass(this._zoomInButton, className);\r\n \t\tremoveClass(this._zoomOutButton, className);\r\n \t\tthis._zoomInButton.setAttribute('aria-disabled', 'false');\r\n \t\tthis._zoomOutButton.setAttribute('aria-disabled', 'false');\r\n\r\n \t\tif (this._disabled || map._zoom === map.getMinZoom()) {\r\n \t\t\taddClass(this._zoomOutButton, className);\r\n \t\t\tthis._zoomOutButton.setAttribute('aria-disabled', 'true');\r\n \t\t}\r\n \t\tif (this._disabled || map._zoom === map.getMaxZoom()) {\r\n \t\t\taddClass(this._zoomInButton, className);\r\n \t\t\tthis._zoomInButton.setAttribute('aria-disabled', 'true');\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option zoomControl: Boolean = true\r\n // Whether a [zoom control](#control-zoom) is added to the map by default.\r\n Map.mergeOptions({\r\n \tzoomControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.zoomControl) {\r\n \t\t// @section Controls\r\n \t\t// @property zoomControl: Control.Zoom\r\n \t\t// The default zoom control (only available if the\r\n \t\t// [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map).\r\n \t\tthis.zoomControl = new Zoom();\r\n \t\tthis.addControl(this.zoomControl);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Zoom\r\n // @factory L.control.zoom(options: Control.Zoom options)\r\n // Creates a zoom control\r\n var zoom = function (options) {\r\n \treturn new Zoom(options);\r\n };\n\n /*\n * @class Control.Scale\n * @aka L.Control.Scale\n * @inherits Control\n *\n * A simple scale control that shows the scale of the current center of screen in metric (m/km) and imperial (mi/ft) systems. Extends `Control`.\n *\n * @example\n *\n * ```js\n * L.control.scale().addTo(map);\n * ```\n */\n\n var Scale = Control.extend({\n \t// @section\n \t// @aka Control.Scale options\n \toptions: {\n \t\tposition: 'bottomleft',\n\n \t\t// @option maxWidth: Number = 100\n \t\t// Maximum width of the control in pixels. The width is set dynamically to show round values (e.g. 100, 200, 500).\n \t\tmaxWidth: 100,\n\n \t\t// @option metric: Boolean = True\n \t\t// Whether to show the metric scale line (m/km).\n \t\tmetric: true,\n\n \t\t// @option imperial: Boolean = True\n \t\t// Whether to show the imperial scale line (mi/ft).\n \t\timperial: true\n\n \t\t// @option updateWhenIdle: Boolean = false\n \t\t// If `true`, the control is updated on [`moveend`](#map-moveend), otherwise it's always up-to-date (updated on [`move`](#map-move)).\n \t},\n\n \tonAdd: function (map) {\n \t\tvar className = 'leaflet-control-scale',\n \t\t container = create$1('div', className),\n \t\t options = this.options;\n\n \t\tthis._addScales(options, className + '-line', container);\n\n \t\tmap.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t\tmap.whenReady(this._update, this);\n\n \t\treturn container;\n \t},\n\n \tonRemove: function (map) {\n \t\tmap.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t},\n\n \t_addScales: function (options, className, container) {\n \t\tif (options.metric) {\n \t\t\tthis._mScale = create$1('div', className, container);\n \t\t}\n \t\tif (options.imperial) {\n \t\t\tthis._iScale = create$1('div', className, container);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tvar map = this._map,\n \t\t y = map.getSize().y / 2;\n\n \t\tvar maxMeters = map.distance(\n \t\t\tmap.containerPointToLatLng([0, y]),\n \t\t\tmap.containerPointToLatLng([this.options.maxWidth, y]));\n\n \t\tthis._updateScales(maxMeters);\n \t},\n\n \t_updateScales: function (maxMeters) {\n \t\tif (this.options.metric && maxMeters) {\n \t\t\tthis._updateMetric(maxMeters);\n \t\t}\n \t\tif (this.options.imperial && maxMeters) {\n \t\t\tthis._updateImperial(maxMeters);\n \t\t}\n \t},\n\n \t_updateMetric: function (maxMeters) {\n \t\tvar meters = this._getRoundNum(maxMeters),\n \t\t label = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';\n\n \t\tthis._updateScale(this._mScale, label, meters / maxMeters);\n \t},\n\n \t_updateImperial: function (maxMeters) {\n \t\tvar maxFeet = maxMeters * 3.2808399,\n \t\t maxMiles, miles, feet;\n\n \t\tif (maxFeet > 5280) {\n \t\t\tmaxMiles = maxFeet / 5280;\n \t\t\tmiles = this._getRoundNum(maxMiles);\n \t\t\tthis._updateScale(this._iScale, miles + ' mi', miles / maxMiles);\n\n \t\t} else {\n \t\t\tfeet = this._getRoundNum(maxFeet);\n \t\t\tthis._updateScale(this._iScale, feet + ' ft', feet / maxFeet);\n \t\t}\n \t},\n\n \t_updateScale: function (scale, text, ratio) {\n \t\tscale.style.width = Math.round(this.options.maxWidth * ratio) + 'px';\n \t\tscale.innerHTML = text;\n \t},\n\n \t_getRoundNum: function (num) {\n \t\tvar pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),\n \t\t d = num / pow10;\n\n \t\td = d >= 10 ? 10 :\n \t\t d >= 5 ? 5 :\n \t\t d >= 3 ? 3 :\n \t\t d >= 2 ? 2 : 1;\n\n \t\treturn pow10 * d;\n \t}\n });\n\n\n // @factory L.control.scale(options?: Control.Scale options)\n // Creates an scale control with the given options.\n var scale = function (options) {\n \treturn new Scale(options);\n };\n\n var ukrainianFlag = '';\r\n\r\n\r\n /*\r\n * @class Control.Attribution\r\n * @aka L.Control.Attribution\r\n * @inherits Control\r\n *\r\n * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control.\r\n */\r\n\r\n var Attribution = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Attribution options\r\n \toptions: {\r\n \t\tposition: 'bottomright',\r\n\r\n \t\t// @option prefix: String|false = 'Leaflet'\r\n \t\t// The HTML text shown before the attributions. Pass `false` to disable.\r\n \t\tprefix: '' + (Browser.inlineSvg ? ukrainianFlag + ' ' : '') + 'Leaflet'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._attributions = {};\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tmap.attributionControl = this;\r\n \t\tthis._container = create$1('div', 'leaflet-control-attribution');\r\n \t\tdisableClickPropagation(this._container);\r\n\r\n \t\t// TODO ugly, refactor\r\n \t\tfor (var i in map._layers) {\r\n \t\t\tif (map._layers[i].getAttribution) {\r\n \t\t\t\tthis.addAttribution(map._layers[i].getAttribution());\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._update();\r\n\r\n \t\tmap.on('layeradd', this._addAttribution, this);\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tmap.off('layeradd', this._addAttribution, this);\r\n \t},\r\n\r\n \t_addAttribution: function (ev) {\r\n \t\tif (ev.layer.getAttribution) {\r\n \t\t\tthis.addAttribution(ev.layer.getAttribution());\r\n \t\t\tev.layer.once('remove', function () {\r\n \t\t\t\tthis.removeAttribution(ev.layer.getAttribution());\r\n \t\t\t}, this);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setPrefix(prefix: String|false): this\r\n \t// The HTML text shown before the attributions. Pass `false` to disable.\r\n \tsetPrefix: function (prefix) {\r\n \t\tthis.options.prefix = prefix;\r\n \t\tthis._update();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method addAttribution(text: String): this\r\n \t// Adds an attribution text (e.g. `'© OpenStreetMap contributors'`).\r\n \taddAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (!this._attributions[text]) {\r\n \t\t\tthis._attributions[text] = 0;\r\n \t\t}\r\n \t\tthis._attributions[text]++;\r\n\r\n \t\tthis._update();\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeAttribution(text: String): this\r\n \t// Removes an attribution text.\r\n \tremoveAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (this._attributions[text]) {\r\n \t\t\tthis._attributions[text]--;\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._map) { return; }\r\n\r\n \t\tvar attribs = [];\r\n\r\n \t\tfor (var i in this._attributions) {\r\n \t\t\tif (this._attributions[i]) {\r\n \t\t\t\tattribs.push(i);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tvar prefixAndAttribs = [];\r\n\r\n \t\tif (this.options.prefix) {\r\n \t\t\tprefixAndAttribs.push(this.options.prefix);\r\n \t\t}\r\n \t\tif (attribs.length) {\r\n \t\t\tprefixAndAttribs.push(attribs.join(', '));\r\n \t\t}\r\n\r\n \t\tthis._container.innerHTML = prefixAndAttribs.join(' | ');\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option attributionControl: Boolean = true\r\n // Whether a [attribution control](#control-attribution) is added to the map by default.\r\n Map.mergeOptions({\r\n \tattributionControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.attributionControl) {\r\n \t\tnew Attribution().addTo(this);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Attribution\r\n // @factory L.control.attribution(options: Control.Attribution options)\r\n // Creates an attribution control.\r\n var attribution = function (options) {\r\n \treturn new Attribution(options);\r\n };\n\n Control.Layers = Layers;\n Control.Zoom = Zoom;\n Control.Scale = Scale;\n Control.Attribution = Attribution;\n\n control.layers = layers;\n control.zoom = zoom;\n control.scale = scale;\n control.attribution = attribution;\n\n /*\n \tL.Handler is a base class for handler classes that are used internally to inject\n \tinteraction features like dragging to classes like Map and Marker.\n */\n\n // @class Handler\n // @aka L.Handler\n // Abstract class for map interaction handlers\n\n var Handler = Class.extend({\n \tinitialize: function (map) {\n \t\tthis._map = map;\n \t},\n\n \t// @method enable(): this\n \t// Enables the handler\n \tenable: function () {\n \t\tif (this._enabled) { return this; }\n\n \t\tthis._enabled = true;\n \t\tthis.addHooks();\n \t\treturn this;\n \t},\n\n \t// @method disable(): this\n \t// Disables the handler\n \tdisable: function () {\n \t\tif (!this._enabled) { return this; }\n\n \t\tthis._enabled = false;\n \t\tthis.removeHooks();\n \t\treturn this;\n \t},\n\n \t// @method enabled(): Boolean\n \t// Returns `true` if the handler is enabled\n \tenabled: function () {\n \t\treturn !!this._enabled;\n \t}\n\n \t// @section Extension methods\n \t// Classes inheriting from `Handler` must implement the two following methods:\n \t// @method addHooks()\n \t// Called when the handler is enabled, should add event hooks.\n \t// @method removeHooks()\n \t// Called when the handler is disabled, should remove the event hooks added previously.\n });\n\n // @section There is static function which can be called without instantiating L.Handler:\n // @function addTo(map: Map, name: String): this\n // Adds a new Handler to the given map with the given name.\n Handler.addTo = function (map, name) {\n \tmap.addHandler(name, this);\n \treturn this;\n };\n\n var Mixin = {Events: Events};\n\n /*\r\n * @class Draggable\r\n * @aka L.Draggable\r\n * @inherits Evented\r\n *\r\n * A class for making DOM elements draggable (including touch support).\r\n * Used internally for map and marker dragging. Only works for elements\r\n * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition).\r\n *\r\n * @example\r\n * ```js\r\n * var draggable = new L.Draggable(elementToDrag);\r\n * draggable.enable();\r\n * ```\r\n */\r\n\r\n var START = Browser.touch ? 'touchstart mousedown' : 'mousedown';\r\n\r\n var Draggable = Evented.extend({\r\n\r\n \toptions: {\r\n \t\t// @section\r\n \t\t// @aka Draggable options\r\n \t\t// @option clickTolerance: Number = 3\r\n \t\t// The max number of pixels a user can shift the mouse pointer during a click\r\n \t\t// for it to be considered a valid click (as opposed to a mouse drag).\r\n \t\tclickTolerance: 3\r\n \t},\r\n\r\n \t// @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline?: Boolean, options?: Draggable options)\r\n \t// Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default).\r\n \tinitialize: function (element, dragStartTarget, preventOutline, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._element = element;\r\n \t\tthis._dragStartTarget = dragStartTarget || element;\r\n \t\tthis._preventOutline = preventOutline;\r\n \t},\r\n\r\n \t// @method enable()\r\n \t// Enables the dragging ability\r\n \tenable: function () {\r\n \t\tif (this._enabled) { return; }\r\n\r\n \t\ton(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = true;\r\n \t},\r\n\r\n \t// @method disable()\r\n \t// Disables the dragging ability\r\n \tdisable: function () {\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\t// If we're currently dragging this draggable,\r\n \t\t// disabling it counts as first ending the drag.\r\n \t\tif (Draggable._dragging === this) {\r\n \t\t\tthis.finishDrag(true);\r\n \t\t}\r\n\r\n \t\toff(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = false;\r\n \t\tthis._moved = false;\r\n \t},\r\n\r\n \t_onDown: function (e) {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\tthis._moved = false;\r\n\r\n \t\tif (hasClass(this._element, 'leaflet-zoom-anim')) { return; }\r\n\r\n \t\tif (e.touches && e.touches.length !== 1) {\r\n \t\t\t// Finish dragging to avoid conflict with touchZoom\r\n \t\t\tif (Draggable._dragging === this) {\r\n \t\t\t\tthis.finishDrag();\r\n \t\t\t}\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }\r\n \t\tDraggable._dragging = this; // Prevent dragging multiple objects at once.\r\n\r\n \t\tif (this._preventOutline) {\r\n \t\t\tpreventOutline(this._element);\r\n \t\t}\r\n\r\n \t\tdisableImageDrag();\r\n \t\tdisableTextSelection();\r\n\r\n \t\tif (this._moving) { return; }\r\n\r\n \t\t// @event down: Event\r\n \t\t// Fired when a drag is about to start.\r\n \t\tthis.fire('down');\r\n\r\n \t\tvar first = e.touches ? e.touches[0] : e,\r\n \t\t sizedParent = getSizedParentNode(this._element);\r\n\r\n \t\tthis._startPoint = new Point(first.clientX, first.clientY);\r\n \t\tthis._startPos = getPosition(this._element);\r\n\r\n \t\t// Cache the scale, so that we can continuously compensate for it during drag (_onMove).\r\n \t\tthis._parentScale = getScale(sizedParent);\r\n\r\n \t\tvar mouseevent = e.type === 'mousedown';\r\n \t\ton(document, mouseevent ? 'mousemove' : 'touchmove', this._onMove, this);\r\n \t\ton(document, mouseevent ? 'mouseup' : 'touchend touchcancel', this._onUp, this);\r\n \t},\r\n\r\n \t_onMove: function (e) {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\tif (e.touches && e.touches.length > 1) {\r\n \t\t\tthis._moved = true;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),\r\n \t\t offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint);\r\n\r\n \t\tif (!offset.x && !offset.y) { return; }\r\n \t\tif (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }\r\n\r\n \t\t// We assume that the parent container's position, border and scale do not change for the duration of the drag.\r\n \t\t// Therefore there is no need to account for the position and border (they are eliminated by the subtraction)\r\n \t\t// and we can use the cached value for the scale.\r\n \t\toffset.x /= this._parentScale.x;\r\n \t\toffset.y /= this._parentScale.y;\r\n\r\n \t\tpreventDefault(e);\r\n\r\n \t\tif (!this._moved) {\r\n \t\t\t// @event dragstart: Event\r\n \t\t\t// Fired when a drag starts\r\n \t\t\tthis.fire('dragstart');\r\n\r\n \t\t\tthis._moved = true;\r\n\r\n \t\t\taddClass(document.body, 'leaflet-dragging');\r\n\r\n \t\t\tthis._lastTarget = e.target || e.srcElement;\r\n \t\t\t// IE and Edge do not give the element, so fetch it\r\n \t\t\t// if necessary\r\n \t\t\tif (window.SVGElementInstance && this._lastTarget instanceof window.SVGElementInstance) {\r\n \t\t\t\tthis._lastTarget = this._lastTarget.correspondingUseElement;\r\n \t\t\t}\r\n \t\t\taddClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t}\r\n\r\n \t\tthis._newPos = this._startPos.add(offset);\r\n \t\tthis._moving = true;\r\n\r\n \t\tthis._lastEvent = e;\r\n \t\tthis._updatePosition();\r\n \t},\r\n\r\n \t_updatePosition: function () {\r\n \t\tvar e = {originalEvent: this._lastEvent};\r\n\r\n \t\t// @event predrag: Event\r\n \t\t// Fired continuously during dragging *before* each corresponding\r\n \t\t// update of the element's position.\r\n \t\tthis.fire('predrag', e);\r\n \t\tsetPosition(this._element, this._newPos);\r\n\r\n \t\t// @event drag: Event\r\n \t\t// Fired continuously during dragging.\r\n \t\tthis.fire('drag', e);\r\n \t},\r\n\r\n \t_onUp: function () {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n \t\tthis.finishDrag();\r\n \t},\r\n\r\n \tfinishDrag: function (noInertia) {\r\n \t\tremoveClass(document.body, 'leaflet-dragging');\r\n\r\n \t\tif (this._lastTarget) {\r\n \t\t\tremoveClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t\tthis._lastTarget = null;\r\n \t\t}\r\n\r\n \t\toff(document, 'mousemove touchmove', this._onMove, this);\r\n \t\toff(document, 'mouseup touchend touchcancel', this._onUp, this);\r\n\r\n \t\tenableImageDrag();\r\n \t\tenableTextSelection();\r\n\r\n \t\tvar fireDragend = this._moved && this._moving;\r\n\r\n \t\tthis._moving = false;\r\n \t\tDraggable._dragging = false;\r\n\r\n \t\tif (fireDragend) {\r\n \t\t\t// @event dragend: DragEndEvent\r\n \t\t\t// Fired when the drag ends.\r\n \t\t\tthis.fire('dragend', {\r\n \t\t\t\tnoInertia: noInertia,\r\n \t\t\t\tdistance: this._newPos.distanceTo(this._startPos)\r\n \t\t\t});\r\n \t\t}\r\n \t}\r\n\r\n });\n\n /*\r\n * @namespace PolyUtil\r\n * Various utility functions for polygon geometries.\r\n */\r\n\r\n /* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[]\r\n * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).\r\n * Used by Leaflet to only show polygon points that are on the screen or near, increasing\r\n * performance. Note that polygon points needs different algorithm for clipping\r\n * than polyline, so there's a separate method for it.\r\n */\r\n function clipPolygon(points, bounds, round) {\r\n \tvar clippedPoints,\r\n \t edges = [1, 4, 2, 8],\r\n \t i, j, k,\r\n \t a, b,\r\n \t len, edge, p;\r\n\r\n \tfor (i = 0, len = points.length; i < len; i++) {\r\n \t\tpoints[i]._code = _getBitCode(points[i], bounds);\r\n \t}\r\n\r\n \t// for each edge (left, bottom, right, top)\r\n \tfor (k = 0; k < 4; k++) {\r\n \t\tedge = edges[k];\r\n \t\tclippedPoints = [];\r\n\r\n \t\tfor (i = 0, len = points.length, j = len - 1; i < len; j = i++) {\r\n \t\t\ta = points[i];\r\n \t\t\tb = points[j];\r\n\r\n \t\t\t// if a is inside the clip window\r\n \t\t\tif (!(a._code & edge)) {\r\n \t\t\t\t// if b is outside the clip window (a->b goes out of screen)\r\n \t\t\t\tif (b._code & edge) {\r\n \t\t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\t\tclippedPoints.push(p);\r\n \t\t\t\t}\r\n \t\t\t\tclippedPoints.push(a);\r\n\r\n \t\t\t// else if b is inside the clip window (a->b enters the screen)\r\n \t\t\t} else if (!(b._code & edge)) {\r\n \t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\tclippedPoints.push(p);\r\n \t\t\t}\r\n \t\t}\r\n \t\tpoints = clippedPoints;\r\n \t}\r\n\r\n \treturn points;\r\n }\r\n\r\n /* @function polygonCenter(latlngs: LatLng[], crs: CRS): LatLng\r\n * Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the passed LatLngs (first ring) from a polygon.\r\n */\r\n function polygonCenter(latlngs, crs) {\r\n \tvar i, j, p1, p2, f, area, x, y, center;\r\n\r\n \tif (!latlngs || latlngs.length === 0) {\r\n \t\tthrow new Error('latlngs not passed');\r\n \t}\r\n\r\n \tif (!isFlat(latlngs)) {\r\n \t\tconsole.warn('latlngs are not flat! Only the first ring will be used');\r\n \t\tlatlngs = latlngs[0];\r\n \t}\r\n\r\n \tvar centroidLatLng = toLatLng([0, 0]);\r\n\r\n \tvar bounds = toLatLngBounds(latlngs);\r\n \tvar areaBounds = bounds.getNorthWest().distanceTo(bounds.getSouthWest()) * bounds.getNorthEast().distanceTo(bounds.getNorthWest());\r\n \t// tests showed that below 1700 rounding errors are happening\r\n \tif (areaBounds < 1700) {\r\n \t\t// getting a inexact center, to move the latlngs near to [0, 0] to prevent rounding errors\r\n \t\tcentroidLatLng = centroid(latlngs);\r\n \t}\r\n\r\n \tvar len = latlngs.length;\r\n \tvar points = [];\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tvar latlng = toLatLng(latlngs[i]);\r\n \t\tpoints.push(crs.project(toLatLng([latlng.lat - centroidLatLng.lat, latlng.lng - centroidLatLng.lng])));\r\n \t}\r\n\r\n \tarea = x = y = 0;\r\n\r\n \t// polygon centroid algorithm;\r\n \tfor (i = 0, j = len - 1; i < len; j = i++) {\r\n \t\tp1 = points[i];\r\n \t\tp2 = points[j];\r\n\r\n \t\tf = p1.y * p2.x - p2.y * p1.x;\r\n \t\tx += (p1.x + p2.x) * f;\r\n \t\ty += (p1.y + p2.y) * f;\r\n \t\tarea += f * 3;\r\n \t}\r\n\r\n \tif (area === 0) {\r\n \t\t// Polygon is so small that all points are on same pixel.\r\n \t\tcenter = points[0];\r\n \t} else {\r\n \t\tcenter = [x / area, y / area];\r\n \t}\r\n\r\n \tvar latlngCenter = crs.unproject(toPoint(center));\r\n \treturn toLatLng([latlngCenter.lat + centroidLatLng.lat, latlngCenter.lng + centroidLatLng.lng]);\r\n }\r\n\r\n /* @function centroid(latlngs: LatLng[]): LatLng\r\n * Returns the 'center of mass' of the passed LatLngs.\r\n */\r\n function centroid(coords) {\r\n \tvar latSum = 0;\r\n \tvar lngSum = 0;\r\n \tvar len = 0;\r\n \tfor (var i = 0; i < coords.length; i++) {\r\n \t\tvar latlng = toLatLng(coords[i]);\r\n \t\tlatSum += latlng.lat;\r\n \t\tlngSum += latlng.lng;\r\n \t\tlen++;\r\n \t}\r\n \treturn toLatLng([latSum / len, lngSum / len]);\r\n }\n\n var PolyUtil = {\n __proto__: null,\n clipPolygon: clipPolygon,\n polygonCenter: polygonCenter,\n centroid: centroid\n };\n\n /*\r\n * @namespace LineUtil\r\n *\r\n * Various utility functions for polyline points processing, used by Leaflet internally to make polylines lightning-fast.\r\n */\r\n\r\n // Simplify polyline with vertex reduction and Douglas-Peucker simplification.\r\n // Improves rendering performance dramatically by lessening the number of points to draw.\r\n\r\n // @function simplify(points: Point[], tolerance: Number): Point[]\r\n // Dramatically reduces the number of points in a polyline while retaining\r\n // its shape and returns a new array of simplified points, using the\r\n // [Ramer-Douglas-Peucker algorithm](https://en.wikipedia.org/wiki/Ramer-Douglas-Peucker_algorithm).\r\n // Used for a huge performance boost when processing/displaying Leaflet polylines for\r\n // each zoom level and also reducing visual noise. tolerance affects the amount of\r\n // simplification (lesser value means higher quality but slower and with more points).\r\n // Also released as a separated micro-library [Simplify.js](https://mourner.github.io/simplify-js/).\r\n function simplify(points, tolerance) {\r\n \tif (!tolerance || !points.length) {\r\n \t\treturn points.slice();\r\n \t}\r\n\r\n \tvar sqTolerance = tolerance * tolerance;\r\n\r\n \t // stage 1: vertex reduction\r\n \t points = _reducePoints(points, sqTolerance);\r\n\r\n \t // stage 2: Douglas-Peucker simplification\r\n \t points = _simplifyDP(points, sqTolerance);\r\n\r\n \treturn points;\r\n }\r\n\r\n // @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number\r\n // Returns the distance between point `p` and segment `p1` to `p2`.\r\n function pointToSegmentDistance(p, p1, p2) {\r\n \treturn Math.sqrt(_sqClosestPointOnSegment(p, p1, p2, true));\r\n }\r\n\r\n // @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number\r\n // Returns the closest point from a point `p` on a segment `p1` to `p2`.\r\n function closestPointOnSegment(p, p1, p2) {\r\n \treturn _sqClosestPointOnSegment(p, p1, p2);\r\n }\r\n\r\n // Ramer-Douglas-Peucker simplification, see https://en.wikipedia.org/wiki/Ramer-Douglas-Peucker_algorithm\r\n function _simplifyDP(points, sqTolerance) {\r\n\r\n \tvar len = points.length,\r\n \t ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array,\r\n \t markers = new ArrayConstructor(len);\r\n\r\n \t markers[0] = markers[len - 1] = 1;\r\n\r\n \t_simplifyDPStep(points, markers, sqTolerance, 0, len - 1);\r\n\r\n \tvar i,\r\n \t newPoints = [];\r\n\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tif (markers[i]) {\r\n \t\t\tnewPoints.push(points[i]);\r\n \t\t}\r\n \t}\r\n\r\n \treturn newPoints;\r\n }\r\n\r\n function _simplifyDPStep(points, markers, sqTolerance, first, last) {\r\n\r\n \tvar maxSqDist = 0,\r\n \tindex, i, sqDist;\r\n\r\n \tfor (i = first + 1; i <= last - 1; i++) {\r\n \t\tsqDist = _sqClosestPointOnSegment(points[i], points[first], points[last], true);\r\n\r\n \t\tif (sqDist > maxSqDist) {\r\n \t\t\tindex = i;\r\n \t\t\tmaxSqDist = sqDist;\r\n \t\t}\r\n \t}\r\n\r\n \tif (maxSqDist > sqTolerance) {\r\n \t\tmarkers[index] = 1;\r\n\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, first, index);\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, index, last);\r\n \t}\r\n }\r\n\r\n // reduce points that are too close to each other to a single point\r\n function _reducePoints(points, sqTolerance) {\r\n \tvar reducedPoints = [points[0]];\r\n\r\n \tfor (var i = 1, prev = 0, len = points.length; i < len; i++) {\r\n \t\tif (_sqDist(points[i], points[prev]) > sqTolerance) {\r\n \t\t\treducedPoints.push(points[i]);\r\n \t\t\tprev = i;\r\n \t\t}\r\n \t}\r\n \tif (prev < len - 1) {\r\n \t\treducedPoints.push(points[len - 1]);\r\n \t}\r\n \treturn reducedPoints;\r\n }\r\n\r\n var _lastCode;\r\n\r\n // @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean\r\n // Clips the segment a to b by rectangular bounds with the\r\n // [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm)\r\n // (modifying the segment points directly!). Used by Leaflet to only show polyline\r\n // points that are on the screen or near, increasing performance.\r\n function clipSegment(a, b, bounds, useLastCode, round) {\r\n \tvar codeA = useLastCode ? _lastCode : _getBitCode(a, bounds),\r\n \t codeB = _getBitCode(b, bounds),\r\n\r\n \t codeOut, p, newCode;\r\n\r\n \t // save 2nd code to avoid calculating it on the next segment\r\n \t _lastCode = codeB;\r\n\r\n \twhile (true) {\r\n \t\t// if a,b is inside the clip window (trivial accept)\r\n \t\tif (!(codeA | codeB)) {\r\n \t\t\treturn [a, b];\r\n \t\t}\r\n\r\n \t\t// if a,b is outside the clip window (trivial reject)\r\n \t\tif (codeA & codeB) {\r\n \t\t\treturn false;\r\n \t\t}\r\n\r\n \t\t// other cases\r\n \t\tcodeOut = codeA || codeB;\r\n \t\tp = _getEdgeIntersection(a, b, codeOut, bounds, round);\r\n \t\tnewCode = _getBitCode(p, bounds);\r\n\r\n \t\tif (codeOut === codeA) {\r\n \t\t\ta = p;\r\n \t\t\tcodeA = newCode;\r\n \t\t} else {\r\n \t\t\tb = p;\r\n \t\t\tcodeB = newCode;\r\n \t\t}\r\n \t}\r\n }\r\n\r\n function _getEdgeIntersection(a, b, code, bounds, round) {\r\n \tvar dx = b.x - a.x,\r\n \t dy = b.y - a.y,\r\n \t min = bounds.min,\r\n \t max = bounds.max,\r\n \t x, y;\r\n\r\n \tif (code & 8) { // top\r\n \t\tx = a.x + dx * (max.y - a.y) / dy;\r\n \t\ty = max.y;\r\n\r\n \t} else if (code & 4) { // bottom\r\n \t\tx = a.x + dx * (min.y - a.y) / dy;\r\n \t\ty = min.y;\r\n\r\n \t} else if (code & 2) { // right\r\n \t\tx = max.x;\r\n \t\ty = a.y + dy * (max.x - a.x) / dx;\r\n\r\n \t} else if (code & 1) { // left\r\n \t\tx = min.x;\r\n \t\ty = a.y + dy * (min.x - a.x) / dx;\r\n \t}\r\n\r\n \treturn new Point(x, y, round);\r\n }\r\n\r\n function _getBitCode(p, bounds) {\r\n \tvar code = 0;\r\n\r\n \tif (p.x < bounds.min.x) { // left\r\n \t\tcode |= 1;\r\n \t} else if (p.x > bounds.max.x) { // right\r\n \t\tcode |= 2;\r\n \t}\r\n\r\n \tif (p.y < bounds.min.y) { // bottom\r\n \t\tcode |= 4;\r\n \t} else if (p.y > bounds.max.y) { // top\r\n \t\tcode |= 8;\r\n \t}\r\n\r\n \treturn code;\r\n }\r\n\r\n // square distance (to avoid unnecessary Math.sqrt calls)\r\n function _sqDist(p1, p2) {\r\n \tvar dx = p2.x - p1.x,\r\n \t dy = p2.y - p1.y;\r\n \treturn dx * dx + dy * dy;\r\n }\r\n\r\n // return closest point on segment or distance to that point\r\n function _sqClosestPointOnSegment(p, p1, p2, sqDist) {\r\n \tvar x = p1.x,\r\n \t y = p1.y,\r\n \t dx = p2.x - x,\r\n \t dy = p2.y - y,\r\n \t dot = dx * dx + dy * dy,\r\n \t t;\r\n\r\n \tif (dot > 0) {\r\n \t\tt = ((p.x - x) * dx + (p.y - y) * dy) / dot;\r\n\r\n \t\tif (t > 1) {\r\n \t\t\tx = p2.x;\r\n \t\t\ty = p2.y;\r\n \t\t} else if (t > 0) {\r\n \t\t\tx += dx * t;\r\n \t\t\ty += dy * t;\r\n \t\t}\r\n \t}\r\n\r\n \tdx = p.x - x;\r\n \tdy = p.y - y;\r\n\r\n \treturn sqDist ? dx * dx + dy * dy : new Point(x, y);\r\n }\r\n\r\n\r\n // @function isFlat(latlngs: LatLng[]): Boolean\r\n // Returns true if `latlngs` is a flat array, false is nested.\r\n function isFlat(latlngs) {\r\n \treturn !isArray(latlngs[0]) || (typeof latlngs[0][0] !== 'object' && typeof latlngs[0][0] !== 'undefined');\r\n }\r\n\r\n function _flat(latlngs) {\r\n \tconsole.warn('Deprecated use of _flat, please use L.LineUtil.isFlat instead.');\r\n \treturn isFlat(latlngs);\r\n }\r\n\r\n /* @function polylineCenter(latlngs: LatLng[], crs: CRS): LatLng\r\n * Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the passed LatLngs (first ring) from a polyline.\r\n */\r\n function polylineCenter(latlngs, crs) {\r\n \tvar i, halfDist, segDist, dist, p1, p2, ratio, center;\r\n\r\n \tif (!latlngs || latlngs.length === 0) {\r\n \t\tthrow new Error('latlngs not passed');\r\n \t}\r\n\r\n \tif (!isFlat(latlngs)) {\r\n \t\tconsole.warn('latlngs are not flat! Only the first ring will be used');\r\n \t\tlatlngs = latlngs[0];\r\n \t}\r\n\r\n \tvar centroidLatLng = toLatLng([0, 0]);\r\n\r\n \tvar bounds = toLatLngBounds(latlngs);\r\n \tvar areaBounds = bounds.getNorthWest().distanceTo(bounds.getSouthWest()) * bounds.getNorthEast().distanceTo(bounds.getNorthWest());\r\n \t// tests showed that below 1700 rounding errors are happening\r\n \tif (areaBounds < 1700) {\r\n \t\t// getting a inexact center, to move the latlngs near to [0, 0] to prevent rounding errors\r\n \t\tcentroidLatLng = centroid(latlngs);\r\n \t}\r\n\r\n \tvar len = latlngs.length;\r\n \tvar points = [];\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tvar latlng = toLatLng(latlngs[i]);\r\n \t\tpoints.push(crs.project(toLatLng([latlng.lat - centroidLatLng.lat, latlng.lng - centroidLatLng.lng])));\r\n \t}\r\n\r\n \tfor (i = 0, halfDist = 0; i < len - 1; i++) {\r\n \t\thalfDist += points[i].distanceTo(points[i + 1]) / 2;\r\n \t}\r\n\r\n \t// The line is so small in the current view that all points are on the same pixel.\r\n \tif (halfDist === 0) {\r\n \t\tcenter = points[0];\r\n \t} else {\r\n \t\tfor (i = 0, dist = 0; i < len - 1; i++) {\r\n \t\t\tp1 = points[i];\r\n \t\t\tp2 = points[i + 1];\r\n \t\t\tsegDist = p1.distanceTo(p2);\r\n \t\t\tdist += segDist;\r\n\r\n \t\t\tif (dist > halfDist) {\r\n \t\t\t\tratio = (dist - halfDist) / segDist;\r\n \t\t\t\tcenter = [\r\n \t\t\t\t\tp2.x - ratio * (p2.x - p1.x),\r\n \t\t\t\t\tp2.y - ratio * (p2.y - p1.y)\r\n \t\t\t\t];\r\n \t\t\t\tbreak;\r\n \t\t\t}\r\n \t\t}\r\n \t}\r\n\r\n \tvar latlngCenter = crs.unproject(toPoint(center));\r\n \treturn toLatLng([latlngCenter.lat + centroidLatLng.lat, latlngCenter.lng + centroidLatLng.lng]);\r\n }\n\n var LineUtil = {\n __proto__: null,\n simplify: simplify,\n pointToSegmentDistance: pointToSegmentDistance,\n closestPointOnSegment: closestPointOnSegment,\n clipSegment: clipSegment,\n _getEdgeIntersection: _getEdgeIntersection,\n _getBitCode: _getBitCode,\n _sqClosestPointOnSegment: _sqClosestPointOnSegment,\n isFlat: isFlat,\n _flat: _flat,\n polylineCenter: polylineCenter\n };\n\n /*\r\n * @namespace Projection\r\n * @section\r\n * Leaflet comes with a set of already defined Projections out of the box:\r\n *\r\n * @projection L.Projection.LonLat\r\n *\r\n * Equirectangular, or Plate Carree projection — the most simple projection,\r\n * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as\r\n * latitude. Also suitable for flat worlds, e.g. game maps. Used by the\r\n * `EPSG:4326` and `Simple` CRS.\r\n */\r\n\r\n var LonLat = {\r\n \tproject: function (latlng) {\r\n \t\treturn new Point(latlng.lng, latlng.lat);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\treturn new LatLng(point.y, point.x);\r\n \t},\r\n\r\n \tbounds: new Bounds([-180, -90], [180, 90])\r\n };\n\n /*\r\n * @namespace Projection\r\n * @projection L.Projection.Mercator\r\n *\r\n * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS.\r\n */\r\n\r\n var Mercator = {\r\n \tR: 6378137,\r\n \tR_MINOR: 6356752.314245179,\r\n\r\n \tbounds: new Bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]),\r\n\r\n \tproject: function (latlng) {\r\n \t\tvar d = Math.PI / 180,\r\n \t\t r = this.R,\r\n \t\t y = latlng.lat * d,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t con = e * Math.sin(y);\r\n\r\n \t\tvar ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\ty = -r * Math.log(Math.max(ts, 1E-10));\r\n\r\n \t\treturn new Point(latlng.lng * d * r, y);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\tvar d = 180 / Math.PI,\r\n \t\t r = this.R,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t ts = Math.exp(-point.y / r),\r\n \t\t phi = Math.PI / 2 - 2 * Math.atan(ts);\r\n\r\n \t\tfor (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) {\r\n \t\t\tcon = e * Math.sin(phi);\r\n \t\t\tcon = Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\t\tdphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi;\r\n \t\t\tphi += dphi;\r\n \t\t}\r\n\r\n \t\treturn new LatLng(phi * d, point.x * d / r);\r\n \t}\r\n };\n\n /*\n * @class Projection\n\n * An object with methods for projecting geographical coordinates of the world onto\n * a flat surface (and back). See [Map projection](https://en.wikipedia.org/wiki/Map_projection).\n\n * @property bounds: Bounds\n * The bounds (specified in CRS units) where the projection is valid\n\n * @method project(latlng: LatLng): Point\n * Projects geographical coordinates into a 2D point.\n * Only accepts actual `L.LatLng` instances, not arrays.\n\n * @method unproject(point: Point): LatLng\n * The inverse of `project`. Projects a 2D point into a geographical location.\n * Only accepts actual `L.Point` instances, not arrays.\n\n * Note that the projection instances do not inherit from Leaflet's `Class` object,\n * and can't be instantiated. Also, new classes can't inherit from them,\n * and methods can't be added to them with the `include` function.\n\n */\n\n var index = {\n __proto__: null,\n LonLat: LonLat,\n Mercator: Mercator,\n SphericalMercator: SphericalMercator\n };\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3395\r\n *\r\n * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection.\r\n */\r\n var EPSG3395 = extend({}, Earth, {\r\n \tcode: 'EPSG:3395',\r\n \tprojection: Mercator,\r\n\r\n \ttransformation: (function () {\r\n \t\tvar scale = 0.5 / (Math.PI * Mercator.R);\r\n \t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n \t}())\r\n });\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG4326\r\n *\r\n * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection.\r\n *\r\n * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic),\r\n * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer`\r\n * with this CRS, ensure that there are two 256x256 pixel tiles covering the\r\n * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90),\r\n * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set.\r\n */\r\n\r\n var EPSG4326 = extend({}, Earth, {\r\n \tcode: 'EPSG:4326',\r\n \tprojection: LonLat,\r\n \ttransformation: toTransformation(1 / 180, 1, -1 / 180, 0.5)\r\n });\n\n /*\n * @namespace CRS\n * @crs L.CRS.Simple\n *\n * A simple CRS that maps longitude and latitude into `x` and `y` directly.\n * May be used for maps of flat surfaces (e.g. game maps). Note that the `y`\n * axis should still be inverted (going from bottom to top). `distance()` returns\n * simple euclidean distance.\n */\n\n var Simple = extend({}, CRS, {\n \tprojection: LonLat,\n \ttransformation: toTransformation(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 CRS.Earth = Earth;\n CRS.EPSG3395 = EPSG3395;\n CRS.EPSG3857 = EPSG3857;\n CRS.EPSG900913 = EPSG900913;\n CRS.EPSG4326 = EPSG4326;\n CRS.Simple = Simple;\n\n /*\n * @class Layer\n * @inherits Evented\n * @aka L.Layer\n * @aka ILayer\n *\n * A set of methods from the Layer base class that all Leaflet layers use.\n * Inherits all methods, options and events from `L.Evented`.\n *\n * @example\n *\n * ```js\n * var layer = L.marker(latlng).addTo(map);\n * layer.addTo(map);\n * layer.remove();\n * ```\n *\n * @event add: Event\n * Fired after the layer is added to a map\n *\n * @event remove: Event\n * Fired after the layer is removed from a map\n */\n\n\n var Layer = Evented.extend({\n\n \t// Classes extending `L.Layer` will inherit the following options:\n \toptions: {\n \t\t// @option pane: String = 'overlayPane'\n \t\t// By default the layer will be added to the map's [overlay pane](#map-overlaypane). Overriding this option will cause the layer to be placed on another pane by default.\n \t\tpane: 'overlayPane',\n\n \t\t// @option attribution: String = null\n \t\t// String to be shown in the attribution control, e.g. \"© OpenStreetMap contributors\". It describes the layer data and is often a legal obligation towards copyright holders and tile providers.\n \t\tattribution: null,\n\n \t\tbubblingMouseEvents: true\n \t},\n\n \t/* @section\n \t * Classes extending `L.Layer` will inherit the following methods:\n \t *\n \t * @method addTo(map: Map|LayerGroup): this\n \t * Adds the layer to the given map or layer group.\n \t */\n \taddTo: function (map) {\n \t\tmap.addLayer(this);\n \t\treturn this;\n \t},\n\n \t// @method remove: this\n \t// Removes the layer from the map it is currently active on.\n \tremove: function () {\n \t\treturn this.removeFrom(this._map || this._mapToAdd);\n \t},\n\n \t// @method removeFrom(map: Map): this\n \t// Removes the layer from the given map\n \t//\n \t// @alternative\n \t// @method removeFrom(group: LayerGroup): this\n \t// Removes the layer from the given `LayerGroup`\n \tremoveFrom: function (obj) {\n \t\tif (obj) {\n \t\t\tobj.removeLayer(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method getPane(name? : String): HTMLElement\n \t// Returns the `HTMLElement` representing the named pane on the map. If `name` is omitted, returns the pane for this layer.\n \tgetPane: function (name) {\n \t\treturn this._map.getPane(name ? (this.options[name] || name) : this.options.pane);\n \t},\n\n \taddInteractiveTarget: function (targetEl) {\n \t\tthis._map._targets[stamp(targetEl)] = this;\n \t\treturn this;\n \t},\n\n \tremoveInteractiveTarget: function (targetEl) {\n \t\tdelete this._map._targets[stamp(targetEl)];\n \t\treturn this;\n \t},\n\n \t// @method getAttribution: String\n \t// Used by the `attribution control`, returns the [attribution option](#gridlayer-attribution).\n \tgetAttribution: function () {\n \t\treturn this.options.attribution;\n \t},\n\n \t_layerAdd: function (e) {\n \t\tvar map = e.target;\n\n \t\t// check in case layer gets added and then removed before the map is ready\n \t\tif (!map.hasLayer(this)) { return; }\n\n \t\tthis._map = map;\n \t\tthis._zoomAnimated = map._zoomAnimated;\n\n \t\tif (this.getEvents) {\n \t\t\tvar events = this.getEvents();\n \t\t\tmap.on(events, this);\n \t\t\tthis.once('remove', function () {\n \t\t\t\tmap.off(events, this);\n \t\t\t}, this);\n \t\t}\n\n \t\tthis.onAdd(map);\n\n \t\tthis.fire('add');\n \t\tmap.fire('layeradd', {layer: this});\n \t}\n });\n\n /* @section Extension methods\n * @uninheritable\n *\n * Every layer should extend from `L.Layer` and (re-)implement the following methods.\n *\n * @method onAdd(map: Map): this\n * Should contain code that creates DOM elements for the layer, adds them to `map panes` where they should belong and puts listeners on relevant map events. Called on [`map.addLayer(layer)`](#map-addlayer).\n *\n * @method onRemove(map: Map): this\n * Should contain all clean up code that removes the layer's elements from the DOM and removes listeners previously added in [`onAdd`](#layer-onadd). Called on [`map.removeLayer(layer)`](#map-removelayer).\n *\n * @method getEvents(): Object\n * This optional method should return an object like `{ viewreset: this._reset }` for [`addEventListener`](#evented-addeventlistener). The event handlers in this object will be automatically added and removed from the map with your layer.\n *\n * @method getAttribution(): String\n * This optional method should return a string containing HTML to be shown on the `Attribution control` whenever the layer is visible.\n *\n * @method beforeAdd(map: Map): this\n * Optional method. Called on [`map.addLayer(layer)`](#map-addlayer), before the layer is added to the map, before events are initialized, without waiting until the map is in a usable state. Use for early initialization only.\n */\n\n\n /* @namespace Map\n * @section Layer events\n *\n * @event layeradd: LayerEvent\n * Fired when a new layer is added to the map.\n *\n * @event layerremove: LayerEvent\n * Fired when some layer is removed from the map\n *\n * @section Methods for Layers and Controls\n */\n Map.include({\n \t// @method addLayer(layer: Layer): this\n \t// Adds the given layer to the map\n \taddLayer: function (layer) {\n \t\tif (!layer._layerAdd) {\n \t\t\tthrow new Error('The provided object is not a Layer.');\n \t\t}\n\n \t\tvar id = stamp(layer);\n \t\tif (this._layers[id]) { return this; }\n \t\tthis._layers[id] = layer;\n\n \t\tlayer._mapToAdd = this;\n\n \t\tif (layer.beforeAdd) {\n \t\t\tlayer.beforeAdd(this);\n \t\t}\n\n \t\tthis.whenReady(layer._layerAdd, layer);\n\n \t\treturn this;\n \t},\n\n \t// @method removeLayer(layer: Layer): this\n \t// Removes the given layer from the map.\n \tremoveLayer: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (!this._layers[id]) { return this; }\n\n \t\tif (this._loaded) {\n \t\t\tlayer.onRemove(this);\n \t\t}\n\n \t\tdelete this._layers[id];\n\n \t\tif (this._loaded) {\n \t\t\tthis.fire('layerremove', {layer: layer});\n \t\t\tlayer.fire('remove');\n \t\t}\n\n \t\tlayer._map = layer._mapToAdd = null;\n\n \t\treturn this;\n \t},\n\n \t// @method hasLayer(layer: Layer): Boolean\n \t// Returns `true` if the given layer is currently added to the map\n \thasLayer: function (layer) {\n \t\treturn stamp(layer) in this._layers;\n \t},\n\n \t/* @method eachLayer(fn: Function, context?: Object): this\n \t * Iterates over the layers of the map, optionally specifying context of the iterator function.\n \t * ```\n \t * map.eachLayer(function(layer){\n \t * layer.bindPopup('Hello');\n \t * });\n \t * ```\n \t */\n \teachLayer: function (method, context) {\n \t\tfor (var i in this._layers) {\n \t\t\tmethod.call(context, this._layers[i]);\n \t\t}\n \t\treturn this;\n \t},\n\n \t_addLayers: function (layers) {\n \t\tlayers = layers ? (isArray(layers) ? layers : [layers]) : [];\n\n \t\tfor (var i = 0, len = layers.length; i < len; i++) {\n \t\t\tthis.addLayer(layers[i]);\n \t\t}\n \t},\n\n \t_addZoomLimit: function (layer) {\n \t\tif (!isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom)) {\n \t\t\tthis._zoomBoundLayers[stamp(layer)] = layer;\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_removeZoomLimit: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (this._zoomBoundLayers[id]) {\n \t\t\tdelete this._zoomBoundLayers[id];\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_updateZoomLevels: function () {\n \t\tvar minZoom = Infinity,\n \t\t maxZoom = -Infinity,\n \t\t oldZoomSpan = this._getZoomSpan();\n\n \t\tfor (var i in this._zoomBoundLayers) {\n \t\t\tvar options = this._zoomBoundLayers[i].options;\n\n \t\t\tminZoom = options.minZoom === undefined ? minZoom : Math.min(minZoom, options.minZoom);\n \t\t\tmaxZoom = options.maxZoom === undefined ? maxZoom : Math.max(maxZoom, options.maxZoom);\n \t\t}\n\n \t\tthis._layersMaxZoom = maxZoom === -Infinity ? undefined : maxZoom;\n \t\tthis._layersMinZoom = minZoom === Infinity ? undefined : minZoom;\n\n \t\t// @section Map state change events\n \t\t// @event zoomlevelschange: Event\n \t\t// Fired when the number of zoomlevels on the map is changed due\n \t\t// to adding or removing a layer.\n \t\tif (oldZoomSpan !== this._getZoomSpan()) {\n \t\t\tthis.fire('zoomlevelschange');\n \t\t}\n\n \t\tif (this.options.maxZoom === undefined && this._layersMaxZoom && this.getZoom() > this._layersMaxZoom) {\n \t\t\tthis.setZoom(this._layersMaxZoom);\n \t\t}\n \t\tif (this.options.minZoom === undefined && this._layersMinZoom && this.getZoom() < this._layersMinZoom) {\n \t\t\tthis.setZoom(this._layersMinZoom);\n \t\t}\n \t}\n });\n\n /*\r\n * @class LayerGroup\r\n * @aka L.LayerGroup\r\n * @inherits Interactive layer\r\n *\r\n * Used to group several layers and handle them as one. If you add it to the map,\r\n * any layers added or removed from the group will be added/removed on the map as\r\n * well. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.layerGroup([marker1, marker2])\r\n * \t.addLayer(polyline)\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var LayerGroup = Layer.extend({\r\n\r\n \tinitialize: function (layers, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tvar i, len;\r\n\r\n \t\tif (layers) {\r\n \t\t\tfor (i = 0, len = layers.length; i < len; i++) {\r\n \t\t\t\tthis.addLayer(layers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addLayer(layer: Layer): this\r\n \t// Adds the given layer to the group.\r\n \taddLayer: function (layer) {\r\n \t\tvar id = this.getLayerId(layer);\r\n\r\n \t\tthis._layers[id] = layer;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._map.addLayer(layer);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Removes the given layer from the group.\r\n \t// @alternative\r\n \t// @method removeLayer(id: Number): this\r\n \t// Removes the layer with the given internal ID from the group.\r\n \tremoveLayer: function (layer) {\r\n \t\tvar id = layer in this._layers ? layer : this.getLayerId(layer);\r\n\r\n \t\tif (this._map && this._layers[id]) {\r\n \t\t\tthis._map.removeLayer(this._layers[id]);\r\n \t\t}\r\n\r\n \t\tdelete this._layers[id];\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method hasLayer(layer: Layer): Boolean\r\n \t// Returns `true` if the given layer is currently added to the group.\r\n \t// @alternative\r\n \t// @method hasLayer(id: Number): Boolean\r\n \t// Returns `true` if the given internal ID is currently added to the group.\r\n \thasLayer: function (layer) {\r\n \t\tvar layerId = typeof layer === 'number' ? layer : this.getLayerId(layer);\r\n \t\treturn layerId in this._layers;\r\n \t},\r\n\r\n \t// @method clearLayers(): this\r\n \t// Removes all the layers from the group.\r\n \tclearLayers: function () {\r\n \t\treturn this.eachLayer(this.removeLayer, this);\r\n \t},\r\n\r\n \t// @method invoke(methodName: String, …): this\r\n \t// Calls `methodName` on every layer contained in this group, passing any\r\n \t// additional parameters. Has no effect if the layers contained do not\r\n \t// implement `methodName`.\r\n \tinvoke: function (methodName) {\r\n \t\tvar args = Array.prototype.slice.call(arguments, 1),\r\n \t\t i, layer;\r\n\r\n \t\tfor (i in this._layers) {\r\n \t\t\tlayer = this._layers[i];\r\n\r\n \t\t\tif (layer[methodName]) {\r\n \t\t\t\tlayer[methodName].apply(layer, args);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis.eachLayer(map.addLayer, map);\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tthis.eachLayer(map.removeLayer, map);\r\n \t},\r\n\r\n \t// @method eachLayer(fn: Function, context?: Object): this\r\n \t// Iterates over the layers of the group, optionally specifying context of the iterator function.\r\n \t// ```js\r\n \t// group.eachLayer(function (layer) {\r\n \t// \tlayer.bindPopup('Hello');\r\n \t// });\r\n \t// ```\r\n \teachLayer: function (method, context) {\r\n \t\tfor (var i in this._layers) {\r\n \t\t\tmethod.call(context, this._layers[i]);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getLayer(id: Number): Layer\r\n \t// Returns the layer with the given internal ID.\r\n \tgetLayer: function (id) {\r\n \t\treturn this._layers[id];\r\n \t},\r\n\r\n \t// @method getLayers(): Layer[]\r\n \t// Returns an array of all the layers added to the group.\r\n \tgetLayers: function () {\r\n \t\tvar layers = [];\r\n \t\tthis.eachLayer(layers.push, layers);\r\n \t\treturn layers;\r\n \t},\r\n\r\n \t// @method setZIndex(zIndex: Number): this\r\n \t// Calls `setZIndex` on every layer contained in this group, passing the z-index.\r\n \tsetZIndex: function (zIndex) {\r\n \t\treturn this.invoke('setZIndex', zIndex);\r\n \t},\r\n\r\n \t// @method getLayerId(layer: Layer): Number\r\n \t// Returns the internal ID for a layer\r\n \tgetLayerId: function (layer) {\r\n \t\treturn stamp(layer);\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.layerGroup(layers?: Layer[], options?: Object)\r\n // Create a layer group, optionally given an initial set of layers and an `options` object.\r\n var layerGroup = function (layers, options) {\r\n \treturn new LayerGroup(layers, options);\r\n };\n\n /*\r\n * @class FeatureGroup\r\n * @aka L.FeatureGroup\r\n * @inherits LayerGroup\r\n *\r\n * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers:\r\n * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip))\r\n * * Events are propagated to the `FeatureGroup`, so if the group has an event\r\n * handler, it will handle events from any of the layers. This includes mouse events\r\n * and custom events.\r\n * * Has `layeradd` and `layerremove` events\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.featureGroup([marker1, marker2, polyline])\r\n * \t.bindPopup('Hello world!')\r\n * \t.on('click', function() { alert('Clicked on a member of the group!'); })\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var FeatureGroup = LayerGroup.extend({\r\n\r\n \taddLayer: function (layer) {\r\n \t\tif (this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tlayer.addEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.addLayer.call(this, layer);\r\n\r\n \t\t// @event layeradd: LayerEvent\r\n \t\t// Fired when a layer is added to this `FeatureGroup`\r\n \t\treturn this.fire('layeradd', {layer: layer});\r\n \t},\r\n\r\n \tremoveLayer: function (layer) {\r\n \t\tif (!this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tif (layer in this._layers) {\r\n \t\t\tlayer = this._layers[layer];\r\n \t\t}\r\n\r\n \t\tlayer.removeEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.removeLayer.call(this, layer);\r\n\r\n \t\t// @event layerremove: LayerEvent\r\n \t\t// Fired when a layer is removed from this `FeatureGroup`\r\n \t\treturn this.fire('layerremove', {layer: layer});\r\n \t},\r\n\r\n \t// @method setStyle(style: Path options): this\r\n \t// Sets the given path options to each layer of the group that has a `setStyle` method.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.invoke('setStyle', style);\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer group to the top of all other layers\r\n \tbringToFront: function () {\r\n \t\treturn this.invoke('bringToFront');\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer group to the back of all other layers\r\n \tbringToBack: function () {\r\n \t\treturn this.invoke('bringToBack');\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children).\r\n \tgetBounds: function () {\r\n \t\tvar bounds = new LatLngBounds();\r\n\r\n \t\tfor (var id in this._layers) {\r\n \t\t\tvar layer = this._layers[id];\r\n \t\t\tbounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng());\r\n \t\t}\r\n \t\treturn bounds;\r\n \t}\r\n });\r\n\r\n // @factory L.featureGroup(layers?: Layer[], options?: Object)\r\n // Create a feature group, optionally given an initial set of layers and an `options` object.\r\n var featureGroup = function (layers, options) {\r\n \treturn new FeatureGroup(layers, options);\r\n };\n\n /*\r\n * @class Icon\r\n * @aka L.Icon\r\n *\r\n * Represents an icon to provide when creating a marker.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var myIcon = L.icon({\r\n * iconUrl: 'my-icon.png',\r\n * iconRetinaUrl: 'my-icon@2x.png',\r\n * iconSize: [38, 95],\r\n * iconAnchor: [22, 94],\r\n * popupAnchor: [-3, -76],\r\n * shadowUrl: 'my-icon-shadow.png',\r\n * shadowRetinaUrl: 'my-icon-shadow@2x.png',\r\n * shadowSize: [68, 95],\r\n * shadowAnchor: [22, 94]\r\n * });\r\n *\r\n * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map);\r\n * ```\r\n *\r\n * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default.\r\n *\r\n */\r\n\r\n var Icon = Class.extend({\r\n\r\n \t/* @section\r\n \t * @aka Icon options\r\n \t *\r\n \t * @option iconUrl: String = null\r\n \t * **(required)** The URL to the icon image (absolute or relative to your script path).\r\n \t *\r\n \t * @option iconRetinaUrl: String = null\r\n \t * The URL to a retina sized version of the icon image (absolute or relative to your\r\n \t * script path). Used for Retina screen devices.\r\n \t *\r\n \t * @option iconSize: Point = null\r\n \t * Size of the icon image in pixels.\r\n \t *\r\n \t * @option iconAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the icon (relative to its top left corner). The icon\r\n \t * will be aligned so that this point is at the marker's geographical location. Centered\r\n \t * by default if size is specified, also can be set in CSS with negative margins.\r\n \t *\r\n \t * @option popupAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which popups will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option tooltipAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which tooltips will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option shadowUrl: String = null\r\n \t * The URL to the icon shadow image. If not specified, no shadow image will be created.\r\n \t *\r\n \t * @option shadowRetinaUrl: String = null\r\n \t *\r\n \t * @option shadowSize: Point = null\r\n \t * Size of the shadow image in pixels.\r\n \t *\r\n \t * @option shadowAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the shadow (relative to its top left corner) (the same\r\n \t * as iconAnchor if not specified).\r\n \t *\r\n \t * @option className: String = ''\r\n \t * A custom class name to assign to both icon and shadow images. Empty by default.\r\n \t */\r\n\r\n \toptions: {\r\n \t\tpopupAnchor: [0, 0],\r\n \t\ttooltipAnchor: [0, 0],\r\n\r\n \t\t// @option crossOrigin: Boolean|String = false\r\n \t\t// Whether the crossOrigin attribute will be added to the tiles.\r\n \t\t// If a String is provided, all tiles will have their crossOrigin attribute set to the String provided. This is needed if you want to access tile pixel data.\r\n \t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n \t\tcrossOrigin: false\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t// @method createIcon(oldIcon?: HTMLElement): HTMLElement\r\n \t// Called internally when the icon has to be shown, returns a `` HTML element\r\n \t// styled according to the options.\r\n \tcreateIcon: function (oldIcon) {\r\n \t\treturn this._createIcon('icon', oldIcon);\r\n \t},\r\n\r\n \t// @method createShadow(oldIcon?: HTMLElement): HTMLElement\r\n \t// As `createIcon`, but for the shadow beneath it.\r\n \tcreateShadow: function (oldIcon) {\r\n \t\treturn this._createIcon('shadow', oldIcon);\r\n \t},\r\n\r\n \t_createIcon: function (name, oldIcon) {\r\n \t\tvar src = this._getIconUrl(name);\r\n\r\n \t\tif (!src) {\r\n \t\t\tif (name === 'icon') {\r\n \t\t\t\tthrow new Error('iconUrl not set in Icon options (see the docs).');\r\n \t\t\t}\r\n \t\t\treturn null;\r\n \t\t}\r\n\r\n \t\tvar img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null);\r\n \t\tthis._setIconStyles(img, name);\r\n\r\n \t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n \t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n \t\t}\r\n\r\n \t\treturn img;\r\n \t},\r\n\r\n \t_setIconStyles: function (img, name) {\r\n \t\tvar options = this.options;\r\n \t\tvar sizeOption = options[name + 'Size'];\r\n\r\n \t\tif (typeof sizeOption === 'number') {\r\n \t\t\tsizeOption = [sizeOption, sizeOption];\r\n \t\t}\r\n\r\n \t\tvar size = toPoint(sizeOption),\r\n \t\t anchor = toPoint(name === 'shadow' && options.shadowAnchor || options.iconAnchor ||\r\n \t\t size && size.divideBy(2, true));\r\n\r\n \t\timg.className = 'leaflet-marker-' + name + ' ' + (options.className || '');\r\n\r\n \t\tif (anchor) {\r\n \t\t\timg.style.marginLeft = (-anchor.x) + 'px';\r\n \t\t\timg.style.marginTop = (-anchor.y) + 'px';\r\n \t\t}\r\n\r\n \t\tif (size) {\r\n \t\t\timg.style.width = size.x + 'px';\r\n \t\t\timg.style.height = size.y + 'px';\r\n \t\t}\r\n \t},\r\n\r\n \t_createImg: function (src, el) {\r\n \t\tel = el || document.createElement('img');\r\n \t\tel.src = src;\r\n \t\treturn el;\r\n \t},\r\n\r\n \t_getIconUrl: function (name) {\r\n \t\treturn Browser.retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url'];\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.icon(options: Icon options)\r\n // Creates an icon instance with the given options.\r\n function icon(options) {\r\n \treturn new Icon(options);\r\n }\n\n /*\n * @miniclass Icon.Default (Icon)\n * @aka L.Icon.Default\n * @section\n *\n * A trivial subclass of `Icon`, represents the icon to use in `Marker`s when\n * no icon is specified. Points to the blue marker image distributed with Leaflet\n * releases.\n *\n * In order to customize the default icon, just change the properties of `L.Icon.Default.prototype.options`\n * (which is a set of `Icon options`).\n *\n * If you want to _completely_ replace the default icon, override the\n * `L.Marker.prototype.options.icon` with your own icon instead.\n */\n\n var IconDefault = Icon.extend({\n\n \toptions: {\n \t\ticonUrl: 'marker-icon.png',\n \t\ticonRetinaUrl: 'marker-icon-2x.png',\n \t\tshadowUrl: 'marker-shadow.png',\n \t\ticonSize: [25, 41],\n \t\ticonAnchor: [12, 41],\n \t\tpopupAnchor: [1, -34],\n \t\ttooltipAnchor: [16, -28],\n \t\tshadowSize: [41, 41]\n \t},\n\n \t_getIconUrl: function (name) {\n \t\tif (typeof IconDefault.imagePath !== 'string') {\t// Deprecated, backwards-compatibility only\n \t\t\tIconDefault.imagePath = this._detectIconPath();\n \t\t}\n\n \t\t// @option imagePath: String\n \t\t// `Icon.Default` will try to auto-detect the location of the\n \t\t// blue icon images. If you are placing these images in a non-standard\n \t\t// way, set this option to point to the right path.\n \t\treturn (this.options.imagePath || IconDefault.imagePath) + Icon.prototype._getIconUrl.call(this, name);\n \t},\n\n \t_stripUrl: function (path) {\t// separate function to use in tests\n \t\tvar strip = function (str, re, idx) {\n \t\t\tvar match = re.exec(str);\n \t\t\treturn match && match[idx];\n \t\t};\n \t\tpath = strip(path, /^url\$(['\"])?(.+)\\1\$$/, 2);\n \t\treturn path && strip(path, /^(.*)marker-icon\\.png$/, 1);\n \t},\n\n \t_detectIconPath: function () {\n \t\tvar el = create$1('div', 'leaflet-default-icon-path', document.body);\n \t\tvar path = getStyle(el, 'background-image') ||\n \t\t getStyle(el, 'backgroundImage');\t// IE8\n\n \t\tdocument.body.removeChild(el);\n \t\tpath = this._stripUrl(path);\n \t\tif (path) { return path; }\n \t\tvar link = document.querySelector('link[href$=\"leaflet.css\"]');\n \t\tif (!link) { return ''; }\n \t\treturn link.href.substring(0, link.href.length - 'leaflet.css'.length - 1);\n \t}\n });\n\n /*\n * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable.\n */\n\n\n /* @namespace Marker\n * @section Interaction handlers\n *\n * Interaction handlers are properties of a marker instance that allow you to control interaction behavior in runtime, enabling or disabling certain features such as dragging (see `Handler` methods). Example:\n *\n * ```js\n * marker.dragging.disable();\n * ```\n *\n * @property dragging: Handler\n * Marker dragging handler (by both mouse and touch). Only valid when the marker is on the map (Otherwise set [`marker.options.draggable`](#marker-draggable)).\n */\n\n var MarkerDrag = Handler.extend({\n \tinitialize: function (marker) {\n \t\tthis._marker = marker;\n \t},\n\n \taddHooks: function () {\n \t\tvar icon = this._marker._icon;\n\n \t\tif (!this._draggable) {\n \t\t\tthis._draggable = new Draggable(icon, icon, true);\n \t\t}\n\n \t\tthis._draggable.on({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).enable();\n\n \t\taddClass(icon, 'leaflet-marker-draggable');\n \t},\n\n \tremoveHooks: function () {\n \t\tthis._draggable.off({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).disable();\n\n \t\tif (this._marker._icon) {\n \t\t\tremoveClass(this._marker._icon, 'leaflet-marker-draggable');\n \t\t}\n \t},\n\n \tmoved: function () {\n \t\treturn this._draggable && this._draggable._moved;\n \t},\n\n \t_adjustPan: function (e) {\n \t\tvar marker = this._marker,\n \t\t map = marker._map,\n \t\t speed = this._marker.options.autoPanSpeed,\n \t\t padding = this._marker.options.autoPanPadding,\n \t\t iconPos = getPosition(marker._icon),\n \t\t bounds = map.getPixelBounds(),\n \t\t origin = map.getPixelOrigin();\n\n \t\tvar panBounds = toBounds(\n \t\t\tbounds.min._subtract(origin).add(padding),\n \t\t\tbounds.max._subtract(origin).subtract(padding)\n \t\t);\n\n \t\tif (!panBounds.contains(iconPos)) {\n \t\t\t// Compute incremental movement\n \t\t\tvar movement = toPoint(\n \t\t\t\t(Math.max(panBounds.max.x, iconPos.x) - panBounds.max.x) / (bounds.max.x - panBounds.max.x) -\n \t\t\t\t(Math.min(panBounds.min.x, iconPos.x) - panBounds.min.x) / (bounds.min.x - panBounds.min.x),\n\n \t\t\t\t(Math.max(panBounds.max.y, iconPos.y) - panBounds.max.y) / (bounds.max.y - panBounds.max.y) -\n \t\t\t\t(Math.min(panBounds.min.y, iconPos.y) - panBounds.min.y) / (bounds.min.y - panBounds.min.y)\n \t\t\t).multiplyBy(speed);\n\n \t\t\tmap.panBy(movement, {animate: false});\n\n \t\t\tthis._draggable._newPos._add(movement);\n \t\t\tthis._draggable._startPos._add(movement);\n\n \t\t\tsetPosition(marker._icon, this._draggable._newPos);\n \t\t\tthis._onDrag(e);\n\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDragStart: function () {\n \t\t// @section Dragging events\n \t\t// @event dragstart: Event\n \t\t// Fired when the user starts dragging the marker.\n\n \t\t// @event movestart: Event\n \t\t// Fired when the marker starts moving (because of dragging).\n\n \t\tthis._oldLatLng = this._marker.getLatLng();\n\n \t\t// When using ES6 imports it could not be set when `Popup` was not imported as well\n \t\tthis._marker.closePopup && this._marker.closePopup();\n\n \t\tthis._marker\n \t\t\t.fire('movestart')\n \t\t\t.fire('dragstart');\n \t},\n\n \t_onPreDrag: function (e) {\n \t\tif (this._marker.options.autoPan) {\n \t\t\tcancelAnimFrame(this._panRequest);\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDrag: function (e) {\n \t\tvar marker = this._marker,\n \t\t shadow = marker._shadow,\n \t\t iconPos = getPosition(marker._icon),\n \t\t latlng = marker._map.layerPointToLatLng(iconPos);\n\n \t\t// update shadow position\n \t\tif (shadow) {\n \t\t\tsetPosition(shadow, iconPos);\n \t\t}\n\n \t\tmarker._latlng = latlng;\n \t\te.latlng = latlng;\n \t\te.oldLatLng = this._oldLatLng;\n\n \t\t// @event drag: Event\n \t\t// Fired repeatedly while the user drags the marker.\n \t\tmarker\n \t\t .fire('move', e)\n \t\t .fire('drag', e);\n \t},\n\n \t_onDragEnd: function (e) {\n \t\t// @event dragend: DragEndEvent\n \t\t// Fired when the user stops dragging the marker.\n\n \t\t cancelAnimFrame(this._panRequest);\n\n \t\t// @event moveend: Event\n \t\t// Fired when the marker stops moving (because of dragging).\n \t\tdelete this._oldLatLng;\n \t\tthis._marker\n \t\t .fire('moveend')\n \t\t .fire('dragend', e);\n \t}\n });\n\n /*\r\n * @class Marker\r\n * @inherits Interactive layer\r\n * @aka L.Marker\r\n * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.marker([50.5, 30.5]).addTo(map);\r\n * ```\r\n */\r\n\r\n var Marker = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka Marker options\r\n \toptions: {\r\n \t\t// @option icon: Icon = *\r\n \t\t// Icon instance to use for rendering the marker.\r\n \t\t// See [Icon documentation](#L.Icon) for details on how to customize the marker icon.\r\n \t\t// If not specified, a common instance of `L.Icon.Default` is used.\r\n \t\ticon: new IconDefault(),\r\n\r\n \t\t// Option inherited from \"Interactive layer\" abstract class\r\n \t\tinteractive: true,\r\n\r\n \t\t// @option keyboard: Boolean = true\r\n \t\t// Whether the marker can be tabbed to with a keyboard and clicked by pressing enter.\r\n \t\tkeyboard: true,\r\n\r\n \t\t// @option title: String = ''\r\n \t\t// Text for the browser tooltip that appear on marker hover (no tooltip by default).\r\n \t\t// [Useful for accessibility](https://leafletjs.com/examples/accessibility/#markers-must-be-labelled).\r\n \t\ttitle: '',\r\n\r\n \t\t// @option alt: String = 'Marker'\r\n \t\t// Text for the `alt` attribute of the icon image.\r\n \t\t// [Useful for accessibility](https://leafletjs.com/examples/accessibility/#markers-must-be-labelled).\r\n \t\talt: 'Marker',\r\n\r\n \t\t// @option zIndexOffset: Number = 0\r\n \t\t// By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively).\r\n \t\tzIndexOffset: 0,\r\n\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the marker.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option riseOnHover: Boolean = false\r\n \t\t// If `true`, the marker will get on top of others when you hover the mouse over it.\r\n \t\triseOnHover: false,\r\n\r\n \t\t// @option riseOffset: Number = 250\r\n \t\t// The z-index offset used for the `riseOnHover` feature.\r\n \t\triseOffset: 250,\r\n\r\n \t\t// @option pane: String = 'markerPane'\r\n \t\t// `Map pane` where the markers icon will be added.\r\n \t\tpane: 'markerPane',\r\n\r\n \t\t// @option shadowPane: String = 'shadowPane'\r\n \t\t// `Map pane` where the markers shadow will be added.\r\n \t\tshadowPane: 'shadowPane',\r\n\r\n \t\t// @option bubblingMouseEvents: Boolean = false\r\n \t\t// When `true`, a mouse event on this marker will trigger the same event on the map\r\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\r\n \t\tbubblingMouseEvents: false,\r\n\r\n \t\t// @option autoPanOnFocus: Boolean = true\r\n \t\t// When `true`, the map will pan whenever the marker is focused (via\r\n \t\t// e.g. pressing `tab` on the keyboard) to ensure the marker is\r\n \t\t// visible within the map's bounds\r\n \t\tautoPanOnFocus: true,\r\n\r\n \t\t// @section Draggable marker options\r\n \t\t// @option draggable: Boolean = false\r\n \t\t// Whether the marker is draggable with mouse/touch or not.\r\n \t\tdraggable: false,\r\n\r\n \t\t// @option autoPan: Boolean = false\r\n \t\t// Whether to pan the map when dragging this marker near its edge or not.\r\n \t\tautoPan: false,\r\n\r\n \t\t// @option autoPanPadding: Point = Point(50, 50)\r\n \t\t// Distance (in pixels to the left/right and to the top/bottom) of the\r\n \t\t// map edge to start panning the map.\r\n \t\tautoPanPadding: [50, 50],\r\n\r\n \t\t// @option autoPanSpeed: Number = 10\r\n \t\t// Number of pixels the map should pan by.\r\n \t\tautoPanSpeed: 10\r\n \t},\r\n\r\n \t/* @section\r\n \t *\r\n \t * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods:\r\n \t */\r\n\r\n \tinitialize: function (latlng, options) {\r\n \t\tsetOptions(this, options);\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.on('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._initIcon();\r\n \t\tthis.update();\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tif (this.dragging && this.dragging.enabled()) {\r\n \t\t\tthis.options.draggable = true;\r\n \t\t\tthis.dragging.removeHooks();\r\n \t\t}\r\n \t\tdelete this.dragging;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.off('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._removeIcon();\r\n \t\tthis._removeShadow();\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\treturn {\r\n \t\t\tzoom: this.update,\r\n \t\t\tviewreset: this.update\r\n \t\t};\r\n \t},\r\n\r\n \t// @method getLatLng: LatLng\r\n \t// Returns the current geographical position of the marker.\r\n \tgetLatLng: function () {\r\n \t\treturn this._latlng;\r\n \t},\r\n\r\n \t// @method setLatLng(latlng: LatLng): this\r\n \t// Changes the marker position to the given point.\r\n \tsetLatLng: function (latlng) {\r\n \t\tvar oldLatLng = this._latlng;\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t\tthis.update();\r\n\r\n \t\t// @event move: Event\r\n \t\t// Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\r\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\r\n \t},\r\n\r\n \t// @method setZIndexOffset(offset: Number): this\r\n \t// Changes the [zIndex offset](#marker-zindexoffset) of the marker.\r\n \tsetZIndexOffset: function (offset) {\r\n \t\tthis.options.zIndexOffset = offset;\r\n \t\treturn this.update();\r\n \t},\r\n\r\n \t// @method getIcon: Icon\r\n \t// Returns the current icon used by the marker\r\n \tgetIcon: function () {\r\n \t\treturn this.options.icon;\r\n \t},\r\n\r\n \t// @method setIcon(icon: Icon): this\r\n \t// Changes the marker icon.\r\n \tsetIcon: function (icon) {\r\n\r\n \t\tthis.options.icon = icon;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._initIcon();\r\n \t\t\tthis.update();\r\n \t\t}\r\n\r\n \t\tif (this._popup) {\r\n \t\t\tthis.bindPopup(this._popup, this._popup.options);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetElement: function () {\r\n \t\treturn this._icon;\r\n \t},\r\n\r\n \tupdate: function () {\r\n\r\n \t\tif (this._icon && this._map) {\r\n \t\t\tvar pos = this._map.latLngToLayerPoint(this._latlng).round();\r\n \t\t\tthis._setPos(pos);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initIcon: function () {\r\n \t\tvar options = this.options,\r\n \t\t classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide');\r\n\r\n \t\tvar icon = options.icon.createIcon(this._icon),\r\n \t\t addIcon = false;\r\n\r\n \t\t// if we're not reusing the icon, remove the old one and init new one\r\n \t\tif (icon !== this._icon) {\r\n \t\t\tif (this._icon) {\r\n \t\t\t\tthis._removeIcon();\r\n \t\t\t}\r\n \t\t\taddIcon = true;\r\n\r\n \t\t\tif (options.title) {\r\n \t\t\t\ticon.title = options.title;\r\n \t\t\t}\r\n\r\n \t\t\tif (icon.tagName === 'IMG') {\r\n \t\t\t\ticon.alt = options.alt || '';\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\taddClass(icon, classToAdd);\r\n\r\n \t\tif (options.keyboard) {\r\n \t\t\ticon.tabIndex = '0';\r\n \t\t\ticon.setAttribute('role', 'button');\r\n \t\t}\r\n\r\n \t\tthis._icon = icon;\r\n\r\n \t\tif (options.riseOnHover) {\r\n \t\t\tthis.on({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tif (this.options.autoPanOnFocus) {\r\n \t\t\ton(icon, 'focus', this._panOnFocus, this);\r\n \t\t}\r\n\r\n \t\tvar newShadow = options.icon.createShadow(this._shadow),\r\n \t\t addShadow = false;\r\n\r\n \t\tif (newShadow !== this._shadow) {\r\n \t\t\tthis._removeShadow();\r\n \t\t\taddShadow = true;\r\n \t\t}\r\n\r\n \t\tif (newShadow) {\r\n \t\t\taddClass(newShadow, classToAdd);\r\n \t\t\tnewShadow.alt = '';\r\n \t\t}\r\n \t\tthis._shadow = newShadow;\r\n\r\n\r\n \t\tif (options.opacity < 1) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n\r\n \t\tif (addIcon) {\r\n \t\t\tthis.getPane().appendChild(this._icon);\r\n \t\t}\r\n \t\tthis._initInteraction();\r\n \t\tif (newShadow && addShadow) {\r\n \t\t\tthis.getPane(options.shadowPane).appendChild(this._shadow);\r\n \t\t}\r\n \t},\r\n\r\n \t_removeIcon: function () {\r\n \t\tif (this.options.riseOnHover) {\r\n \t\t\tthis.off({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tif (this.options.autoPanOnFocus) {\r\n \t\t\toff(this._icon, 'focus', this._panOnFocus, this);\r\n \t\t}\r\n\r\n \t\tremove(this._icon);\r\n \t\tthis.removeInteractiveTarget(this._icon);\r\n\r\n \t\tthis._icon = null;\r\n \t},\r\n\r\n \t_removeShadow: function () {\r\n \t\tif (this._shadow) {\r\n \t\t\tremove(this._shadow);\r\n \t\t}\r\n \t\tthis._shadow = null;\r\n \t},\r\n\r\n \t_setPos: function (pos) {\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetPosition(this._icon, pos);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetPosition(this._shadow, pos);\r\n \t\t}\r\n\r\n \t\tthis._zIndex = pos.y + this.options.zIndexOffset;\r\n\r\n \t\tthis._resetZIndex();\r\n \t},\r\n\r\n \t_updateZIndex: function (offset) {\r\n \t\tif (this._icon) {\r\n \t\t\tthis._icon.style.zIndex = this._zIndex + offset;\r\n \t\t}\r\n \t},\r\n\r\n \t_animateZoom: function (opt) {\r\n \t\tvar pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round();\r\n\r\n \t\tthis._setPos(pos);\r\n \t},\r\n\r\n \t_initInteraction: function () {\r\n\r\n \t\tif (!this.options.interactive) { return; }\r\n\r\n \t\taddClass(this._icon, 'leaflet-interactive');\r\n\r\n \t\tthis.addInteractiveTarget(this._icon);\r\n\r\n \t\tif (MarkerDrag) {\r\n \t\t\tvar draggable = this.options.draggable;\r\n \t\t\tif (this.dragging) {\r\n \t\t\t\tdraggable = this.dragging.enabled();\r\n \t\t\t\tthis.dragging.disable();\r\n \t\t\t}\r\n\r\n \t\t\tthis.dragging = new MarkerDrag(this);\r\n\r\n \t\t\tif (draggable) {\r\n \t\t\t\tthis.dragging.enable();\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Changes the opacity of the marker.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n \t\tif (this._map) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tvar opacity = this.options.opacity;\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetOpacity(this._icon, opacity);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetOpacity(this._shadow, opacity);\r\n \t\t}\r\n \t},\r\n\r\n \t_bringToFront: function () {\r\n \t\tthis._updateZIndex(this.options.riseOffset);\r\n \t},\r\n\r\n \t_resetZIndex: function () {\r\n \t\tthis._updateZIndex(0);\r\n \t},\r\n\r\n \t_panOnFocus: function () {\r\n \t\tvar map = this._map;\r\n \t\tif (!map) { return; }\r\n\r\n \t\tvar iconOpts = this.options.icon.options;\r\n \t\tvar size = iconOpts.iconSize ? toPoint(iconOpts.iconSize) : toPoint(0, 0);\r\n \t\tvar anchor = iconOpts.iconAnchor ? toPoint(iconOpts.iconAnchor) : toPoint(0, 0);\r\n\r\n \t\tmap.panInside(this._latlng, {\r\n \t\t\tpaddingTopLeft: anchor,\r\n \t\t\tpaddingBottomRight: size.subtract(anchor)\r\n \t\t});\r\n \t},\r\n\r\n \t_getPopupAnchor: function () {\r\n \t\treturn this.options.icon.options.popupAnchor;\r\n \t},\r\n\r\n \t_getTooltipAnchor: function () {\r\n \t\treturn this.options.icon.options.tooltipAnchor;\r\n \t}\r\n });\r\n\r\n\r\n // factory L.marker(latlng: LatLng, options? : Marker options)\r\n\r\n // @factory L.marker(latlng: LatLng, options? : Marker options)\r\n // Instantiates a Marker object given a geographical point and optionally an options object.\r\n function marker(latlng, options) {\r\n \treturn new Marker(latlng, options);\r\n }\n\n /*\n * @class Path\n * @aka L.Path\n * @inherits Interactive layer\n *\n * An abstract class that contains options and constants shared between vector\n * overlays (Polygon, Polyline, Circle). Do not use it directly. Extends `Layer`.\n */\n\n var Path = Layer.extend({\n\n \t// @section\n \t// @aka Path options\n \toptions: {\n \t\t// @option stroke: Boolean = true\n \t\t// Whether to draw stroke along the path. Set it to `false` to disable borders on polygons or circles.\n \t\tstroke: true,\n\n \t\t// @option color: String = '#3388ff'\n \t\t// Stroke color\n \t\tcolor: '#3388ff',\n\n \t\t// @option weight: Number = 3\n \t\t// Stroke width in pixels\n \t\tweight: 3,\n\n \t\t// @option opacity: Number = 1.0\n \t\t// Stroke opacity\n \t\topacity: 1,\n\n \t\t// @option lineCap: String= 'round'\n \t\t// A string that defines [shape to be used at the end](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linecap) of the stroke.\n \t\tlineCap: 'round',\n\n \t\t// @option lineJoin: String = 'round'\n \t\t// A string that defines [shape to be used at the corners](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linejoin) of the stroke.\n \t\tlineJoin: 'round',\n\n \t\t// @option dashArray: String = null\n \t\t// A string that defines the stroke [dash pattern](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dasharray). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashArray: null,\n\n \t\t// @option dashOffset: String = null\n \t\t// A string that defines the [distance into the dash pattern to start the dash](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dashoffset). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashOffset: null,\n\n \t\t// @option fill: Boolean = depends\n \t\t// Whether to fill the path with color. Set it to `false` to disable filling on polygons or circles.\n \t\tfill: false,\n\n \t\t// @option fillColor: String = *\n \t\t// Fill color. Defaults to the value of the [`color`](#path-color) option\n \t\tfillColor: null,\n\n \t\t// @option fillOpacity: Number = 0.2\n \t\t// Fill opacity.\n \t\tfillOpacity: 0.2,\n\n \t\t// @option fillRule: String = 'evenodd'\n \t\t// A string that defines [how the inside of a shape](https://developer.mozilla.org/docs/Web/SVG/Attribute/fill-rule) is determined.\n \t\tfillRule: 'evenodd',\n\n \t\t// className: '',\n\n \t\t// Option inherited from \"Interactive layer\" abstract class\n \t\tinteractive: true,\n\n \t\t// @option bubblingMouseEvents: Boolean = true\n \t\t// When `true`, a mouse event on this path will trigger the same event on the map\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\n \t\tbubblingMouseEvents: true\n \t},\n\n \tbeforeAdd: function (map) {\n \t\t// Renderer is set here because we need to call renderer.getEvents\n \t\t// before this.getEvents.\n \t\tthis._renderer = map.getRenderer(this);\n \t},\n\n \tonAdd: function () {\n \t\tthis._renderer._initPath(this);\n \t\tthis._reset();\n \t\tthis._renderer._addPath(this);\n \t},\n\n \tonRemove: function () {\n \t\tthis._renderer._removePath(this);\n \t},\n\n \t// @method redraw(): this\n \t// Redraws the layer. Sometimes useful after you changed the coordinates that the path uses.\n \tredraw: function () {\n \t\tif (this._map) {\n \t\t\tthis._renderer._updatePath(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method setStyle(style: Path options): this\n \t// Changes the appearance of a Path based on the options in the `Path options` object.\n \tsetStyle: function (style) {\n \t\tsetOptions(this, style);\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._updateStyle(this);\n \t\t\tif (this.options.stroke && style && Object.prototype.hasOwnProperty.call(style, 'weight')) {\n \t\t\t\tthis._updateBounds();\n \t\t\t}\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToFront(): this\n \t// Brings the layer to the top of all path layers.\n \tbringToFront: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToFront(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToBack(): this\n \t// Brings the layer to the bottom of all path layers.\n \tbringToBack: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToBack(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \tgetElement: function () {\n \t\treturn this._path;\n \t},\n\n \t_reset: function () {\n \t\t// defined in child classes\n \t\tthis._project();\n \t\tthis._update();\n \t},\n\n \t_clickTolerance: function () {\n \t\t// used when doing hit detection for Canvas layers\n \t\treturn (this.options.stroke ? this.options.weight / 2 : 0) +\n \t\t (this._renderer.options.tolerance || 0);\n \t}\n });\n\n /*\n * @class CircleMarker\n * @aka L.CircleMarker\n * @inherits Path\n *\n * A circle of a fixed size with radius specified in pixels. Extends `Path`.\n */\n\n var CircleMarker = Path.extend({\n\n \t// @section\n \t// @aka CircleMarker options\n \toptions: {\n \t\tfill: true,\n\n \t\t// @option radius: Number = 10\n \t\t// Radius of the circle marker, in pixels\n \t\tradius: 10\n \t},\n\n \tinitialize: function (latlng, options) {\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis._radius = this.options.radius;\n \t},\n\n \t// @method setLatLng(latLng: LatLng): this\n \t// Sets the position of a circle marker to a new location.\n \tsetLatLng: function (latlng) {\n \t\tvar oldLatLng = this._latlng;\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis.redraw();\n\n \t\t// @event move: Event\n \t\t// Fired when the marker is moved via [`setLatLng`](#circlemarker-setlatlng). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\n \t},\n\n \t// @method getLatLng(): LatLng\n \t// Returns the current geographical position of the circle marker\n \tgetLatLng: function () {\n \t\treturn this._latlng;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle marker. Units are in pixels.\n \tsetRadius: function (radius) {\n \t\tthis.options.radius = this._radius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of the circle\n \tgetRadius: function () {\n \t\treturn this._radius;\n \t},\n\n \tsetStyle : function (options) {\n \t\tvar radius = options && options.radius || this._radius;\n \t\tPath.prototype.setStyle.call(this, options);\n \t\tthis.setRadius(radius);\n \t\treturn this;\n \t},\n\n \t_project: function () {\n \t\tthis._point = this._map.latLngToLayerPoint(this._latlng);\n \t\tthis._updateBounds();\n \t},\n\n \t_updateBounds: function () {\n \t\tvar r = this._radius,\n \t\t r2 = this._radiusY || r,\n \t\t w = this._clickTolerance(),\n \t\t p = [r + w, r2 + w];\n \t\tthis._pxBounds = new Bounds(this._point.subtract(p), this._point.add(p));\n \t},\n\n \t_update: function () {\n \t\tif (this._map) {\n \t\t\tthis._updatePath();\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updateCircle(this);\n \t},\n\n \t_empty: function () {\n \t\treturn this._radius && !this._renderer._bounds.intersects(this._pxBounds);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\treturn p.distanceTo(this._point) <= this._radius + this._clickTolerance();\n \t}\n });\n\n\n // @factory L.circleMarker(latlng: LatLng, options?: CircleMarker options)\n // Instantiates a circle marker object given a geographical point, and an optional options object.\n function circleMarker(latlng, options) {\n \treturn new CircleMarker(latlng, options);\n }\n\n /*\n * @class Circle\n * @aka L.Circle\n * @inherits CircleMarker\n *\n * A class for drawing circle overlays on a map. Extends `CircleMarker`.\n *\n * It's an approximation and starts to diverge from a real circle closer to poles (due to projection distortion).\n *\n * @example\n *\n * ```js\n * L.circle([50.5, 30.5], {radius: 200}).addTo(map);\n * ```\n */\n\n var Circle = CircleMarker.extend({\n\n \tinitialize: function (latlng, options, legacyOptions) {\n \t\tif (typeof options === 'number') {\n \t\t\t// Backwards compatibility with 0.7.x factory (latlng, radius, options?)\n \t\t\toptions = extend({}, legacyOptions, {radius: options});\n \t\t}\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n\n \t\tif (isNaN(this.options.radius)) { throw new Error('Circle radius cannot be NaN'); }\n\n \t\t// @section\n \t\t// @aka Circle options\n \t\t// @option radius: Number; Radius of the circle, in meters.\n \t\tthis._mRadius = this.options.radius;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle. Units are in meters.\n \tsetRadius: function (radius) {\n \t\tthis._mRadius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of a circle. Units are in meters.\n \tgetRadius: function () {\n \t\treturn this._mRadius;\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\tvar half = [this._radius, this._radiusY || this._radius];\n\n \t\treturn new LatLngBounds(\n \t\t\tthis._map.layerPointToLatLng(this._point.subtract(half)),\n \t\t\tthis._map.layerPointToLatLng(this._point.add(half)));\n \t},\n\n \tsetStyle: Path.prototype.setStyle,\n\n \t_project: function () {\n\n \t\tvar lng = this._latlng.lng,\n \t\t lat = this._latlng.lat,\n \t\t map = this._map,\n \t\t crs = map.options.crs;\n\n \t\tif (crs.distance === Earth.distance) {\n \t\t\tvar d = Math.PI / 180,\n \t\t\t latR = (this._mRadius / Earth.R) / d,\n \t\t\t top = map.project([lat + latR, lng]),\n \t\t\t bottom = map.project([lat - latR, lng]),\n \t\t\t p = top.add(bottom).divideBy(2),\n \t\t\t lat2 = map.unproject(p).lat,\n \t\t\t lngR = Math.acos((Math.cos(latR * d) - Math.sin(lat * d) * Math.sin(lat2 * d)) /\n \t\t\t (Math.cos(lat * d) * Math.cos(lat2 * d))) / d;\n\n \t\t\tif (isNaN(lngR) || lngR === 0) {\n \t\t\t\tlngR = latR / Math.cos(Math.PI / 180 * lat); // Fallback for edge case, #2425\n \t\t\t}\n\n \t\t\tthis._point = p.subtract(map.getPixelOrigin());\n \t\t\tthis._radius = isNaN(lngR) ? 0 : p.x - map.project([lat2, lng - lngR]).x;\n \t\t\tthis._radiusY = p.y - top.y;\n\n \t\t} else {\n \t\t\tvar latlng2 = crs.unproject(crs.project(this._latlng).subtract([this._mRadius, 0]));\n\n \t\t\tthis._point = map.latLngToLayerPoint(this._latlng);\n \t\t\tthis._radius = this._point.x - map.latLngToLayerPoint(latlng2).x;\n \t\t}\n\n \t\tthis._updateBounds();\n \t}\n });\n\n // @factory L.circle(latlng: LatLng, options?: Circle options)\n // Instantiates a circle object given a geographical point, and an options object\n // which contains the circle radius.\n // @alternative\n // @factory L.circle(latlng: LatLng, radius: Number, options?: Circle options)\n // Obsolete way of instantiating a circle, for compatibility with 0.7.x code.\n // Do not use in new applications or plugins.\n function circle(latlng, options, legacyOptions) {\n \treturn new Circle(latlng, options, legacyOptions);\n }\n\n /*\n * @class Polyline\n * @aka L.Polyline\n * @inherits Path\n *\n * A class for drawing polyline overlays on a map. Extends `Path`.\n *\n * @example\n *\n * ```js\n * // create a red polyline from an array of LatLng points\n * var latlngs = [\n * \t[45.51, -122.68],\n * \t[37.77, -122.43],\n * \t[34.04, -118.2]\n * ];\n *\n * var polyline = L.polyline(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polyline\n * map.fitBounds(polyline.getBounds());\n * ```\n *\n * You can also pass a multi-dimensional array to represent a `MultiPolyline` shape:\n *\n * ```js\n * // create a red polyline from an array of arrays of LatLng points\n * var latlngs = [\n * \t[[45.51, -122.68],\n * \t [37.77, -122.43],\n * \t [34.04, -118.2]],\n * \t[[40.78, -73.91],\n * \t [41.83, -87.62],\n * \t [32.76, -96.72]]\n * ];\n * ```\n */\n\n\n var Polyline = Path.extend({\n\n \t// @section\n \t// @aka Polyline options\n \toptions: {\n \t\t// @option smoothFactor: Number = 1.0\n \t\t// How much to simplify the polyline on each zoom level. More means\n \t\t// better performance and smoother look, and less means more accurate representation.\n \t\tsmoothFactor: 1.0,\n\n \t\t// @option noClip: Boolean = false\n \t\t// Disable polyline clipping.\n \t\tnoClip: false\n \t},\n\n \tinitialize: function (latlngs, options) {\n \t\tsetOptions(this, options);\n \t\tthis._setLatLngs(latlngs);\n \t},\n\n \t// @method getLatLngs(): LatLng[]\n \t// Returns an array of the points in the path, or nested arrays of points in case of multi-polyline.\n \tgetLatLngs: function () {\n \t\treturn this._latlngs;\n \t},\n\n \t// @method setLatLngs(latlngs: LatLng[]): this\n \t// Replaces all the points in the polyline with the given array of geographical points.\n \tsetLatLngs: function (latlngs) {\n \t\tthis._setLatLngs(latlngs);\n \t\treturn this.redraw();\n \t},\n\n \t// @method isEmpty(): Boolean\n \t// Returns `true` if the Polyline has no LatLngs.\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length;\n \t},\n\n \t// @method closestLayerPoint(p: Point): Point\n \t// Returns the point closest to `p` on the Polyline.\n \tclosestLayerPoint: function (p) {\n \t\tvar minDistance = Infinity,\n \t\t minPoint = null,\n \t\t closest = _sqClosestPointOnSegment,\n \t\t p1, p2;\n\n \t\tfor (var j = 0, jLen = this._parts.length; j < jLen; j++) {\n \t\t\tvar points = this._parts[j];\n\n \t\t\tfor (var i = 1, len = points.length; i < len; i++) {\n \t\t\t\tp1 = points[i - 1];\n \t\t\t\tp2 = points[i];\n\n \t\t\t\tvar sqDist = closest(p, p1, p2, true);\n\n \t\t\t\tif (sqDist < minDistance) {\n \t\t\t\t\tminDistance = sqDist;\n \t\t\t\t\tminPoint = closest(p, p1, p2);\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\tif (minPoint) {\n \t\t\tminPoint.distance = Math.sqrt(minDistance);\n \t\t}\n \t\treturn minPoint;\n \t},\n\n \t// @method getCenter(): LatLng\n \t// Returns the center ([centroid](https://en.wikipedia.org/wiki/Centroid)) of the polyline.\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n \t\treturn polylineCenter(this._defaultShape(), this._map.options.crs);\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\treturn this._bounds;\n \t},\n\n \t// @method addLatLng(latlng: LatLng, latlngs?: LatLng[]): this\n \t// Adds a given point to the polyline. By default, adds to the first ring of\n \t// the polyline in case of a multi-polyline, but can be overridden by passing\n \t// a specific ring as a LatLng array (that you can earlier access with [`getLatLngs`](#polyline-getlatlngs)).\n \taddLatLng: function (latlng, latlngs) {\n \t\tlatlngs = latlngs || this._defaultShape();\n \t\tlatlng = toLatLng(latlng);\n \t\tlatlngs.push(latlng);\n \t\tthis._bounds.extend(latlng);\n \t\treturn this.redraw();\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tthis._bounds = new LatLngBounds();\n \t\tthis._latlngs = this._convertLatLngs(latlngs);\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs) ? this._latlngs : this._latlngs[0];\n \t},\n\n \t// recursively convert latlngs input into actual LatLng instances; calculate bounds along the way\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = [],\n \t\t flat = isFlat(latlngs);\n\n \t\tfor (var i = 0, len = latlngs.length; i < len; i++) {\n \t\t\tif (flat) {\n \t\t\t\tresult[i] = toLatLng(latlngs[i]);\n \t\t\t\tthis._bounds.extend(result[i]);\n \t\t\t} else {\n \t\t\t\tresult[i] = this._convertLatLngs(latlngs[i]);\n \t\t\t}\n \t\t}\n\n \t\treturn result;\n \t},\n\n \t_project: function () {\n \t\tvar pxBounds = new Bounds();\n \t\tthis._rings = [];\n \t\tthis._projectLatlngs(this._latlngs, this._rings, pxBounds);\n\n \t\tif (this._bounds.isValid() && pxBounds.isValid()) {\n \t\t\tthis._rawPxBounds = pxBounds;\n \t\t\tthis._updateBounds();\n \t\t}\n \t},\n\n \t_updateBounds: function () {\n \t\tvar w = this._clickTolerance(),\n \t\t p = new Point(w, w);\n\n \t\tif (!this._rawPxBounds) {\n \t\t\treturn;\n \t\t}\n\n \t\tthis._pxBounds = new Bounds([\n \t\t\tthis._rawPxBounds.min.subtract(p),\n \t\t\tthis._rawPxBounds.max.add(p)\n \t\t]);\n \t},\n\n \t// recursively turns latlngs into a set of rings with projected coordinates\n \t_projectLatlngs: function (latlngs, result, projectedBounds) {\n \t\tvar flat = latlngs[0] instanceof LatLng,\n \t\t len = latlngs.length,\n \t\t i, ring;\n\n \t\tif (flat) {\n \t\t\tring = [];\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tring[i] = this._map.latLngToLayerPoint(latlngs[i]);\n \t\t\t\tprojectedBounds.extend(ring[i]);\n \t\t\t}\n \t\t\tresult.push(ring);\n \t\t} else {\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tthis._projectLatlngs(latlngs[i], result, projectedBounds);\n \t\t\t}\n \t\t}\n \t},\n\n \t// clip polyline by renderer bounds so that we have less to render for performance\n \t_clipPoints: function () {\n \t\tvar bounds = this._renderer._bounds;\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tvar parts = this._parts,\n \t\t i, j, k, len, len2, segment, points;\n\n \t\tfor (i = 0, k = 0, len = this._rings.length; i < len; i++) {\n \t\t\tpoints = this._rings[i];\n\n \t\t\tfor (j = 0, len2 = points.length; j < len2 - 1; j++) {\n \t\t\t\tsegment = clipSegment(points[j], points[j + 1], bounds, j, true);\n\n \t\t\t\tif (!segment) { continue; }\n\n \t\t\t\tparts[k] = parts[k] || [];\n \t\t\t\tparts[k].push(segment[0]);\n\n \t\t\t\t// if segment goes out of screen, or it's the last one, it's the end of the line part\n \t\t\t\tif ((segment[1] !== points[j + 1]) || (j === len2 - 2)) {\n \t\t\t\t\tparts[k].push(segment[1]);\n \t\t\t\t\tk++;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t},\n\n \t// simplify each clipped part of the polyline for performance\n \t_simplifyPoints: function () {\n \t\tvar parts = this._parts,\n \t\t tolerance = this.options.smoothFactor;\n\n \t\tfor (var i = 0, len = parts.length; i < len; i++) {\n \t\t\tparts[i] = simplify(parts[i], tolerance);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tif (!this._map) { return; }\n\n \t\tthis._clipPoints();\n \t\tthis._simplifyPoints();\n \t\tthis._updatePath();\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p, closed) {\n \t\tvar i, j, k, len, len2, part,\n \t\t w = this._clickTolerance();\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// hit detection for polylines\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tif (!closed && (j === 0)) { continue; }\n\n \t\t\t\tif (pointToSegmentDistance(p, part[k], part[j]) <= w) {\n \t\t\t\t\treturn true;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\treturn false;\n \t}\n });\n\n // @factory L.polyline(latlngs: LatLng[], options?: Polyline options)\n // Instantiates a polyline object given an array of geographical points and\n // optionally an options object. You can create a `Polyline` object with\n // multiple separate lines (`MultiPolyline`) by passing an array of arrays\n // of geographic points.\n function polyline(latlngs, options) {\n \treturn new Polyline(latlngs, options);\n }\n\n // Retrocompat. Allow plugins to support Leaflet versions before and after 1.1.\n Polyline._flat = _flat;\n\n /*\n * @class Polygon\n * @aka L.Polygon\n * @inherits Polyline\n *\n * A class for drawing polygon overlays on a map. Extends `Polyline`.\n *\n * Note that points you pass when creating a polygon shouldn't have an additional last point equal to the first one — it's better to filter out such points.\n *\n *\n * @example\n *\n * ```js\n * // create a red polygon from an array of LatLng points\n * var latlngs = [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]];\n *\n * var polygon = L.polygon(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polygon\n * map.fitBounds(polygon.getBounds());\n * ```\n *\n * You can also pass an array of arrays of latlngs, with the first array representing the outer shape and the other arrays representing holes in the outer shape:\n *\n * ```js\n * var latlngs = [\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ];\n * ```\n *\n * Additionally, you can pass a multi-dimensional array to represent a MultiPolygon shape.\n *\n * ```js\n * var latlngs = [\n * [ // first polygon\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ],\n * [ // second polygon\n * [[41, -111.03],[45, -111.04],[45, -104.05],[41, -104.05]]\n * ]\n * ];\n * ```\n */\n\n var Polygon = Polyline.extend({\n\n \toptions: {\n \t\tfill: true\n \t},\n\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length || !this._latlngs[0].length;\n \t},\n\n \t// @method getCenter(): LatLng\n \t// Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the Polygon.\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n \t\treturn polygonCenter(this._defaultShape(), this._map.options.crs);\n \t},\n\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = Polyline.prototype._convertLatLngs.call(this, latlngs),\n \t\t len = result.length;\n\n \t\t// remove last point if it equals first one\n \t\tif (len >= 2 && result[0] instanceof LatLng && result[0].equals(result[len - 1])) {\n \t\t\tresult.pop();\n \t\t}\n \t\treturn result;\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tPolyline.prototype._setLatLngs.call(this, latlngs);\n \t\tif (isFlat(this._latlngs)) {\n \t\t\tthis._latlngs = [this._latlngs];\n \t\t}\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs[0]) ? this._latlngs[0] : this._latlngs[0][0];\n \t},\n\n \t_clipPoints: function () {\n \t\t// polygons need a different clipping algorithm so we redefine that\n\n \t\tvar bounds = this._renderer._bounds,\n \t\t w = this.options.weight,\n \t\t p = new Point(w, w);\n\n \t\t// increase clip padding by stroke width to avoid stroke on clip edges\n \t\tbounds = new Bounds(bounds.min.subtract(p), bounds.max.add(p));\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tfor (var i = 0, len = this._rings.length, clipped; i < len; i++) {\n \t\t\tclipped = clipPolygon(this._rings[i], bounds, true);\n \t\t\tif (clipped.length) {\n \t\t\t\tthis._parts.push(clipped);\n \t\t\t}\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this, true);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\tvar inside = false,\n \t\t part, p1, p2, i, j, k, len, len2;\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// ray casting algorithm for detecting if point is in polygon\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tp1 = part[j];\n \t\t\t\tp2 = part[k];\n\n \t\t\t\tif (((p1.y > p.y) !== (p2.y > p.y)) && (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) {\n \t\t\t\t\tinside = !inside;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n\n \t\t// also check if it's on polygon stroke\n \t\treturn inside || Polyline.prototype._containsPoint.call(this, p, true);\n \t}\n\n });\n\n\n // @factory L.polygon(latlngs: LatLng[], options?: Polyline options)\n function polygon(latlngs, options) {\n \treturn new Polygon(latlngs, options);\n }\n\n /*\r\n * @class GeoJSON\r\n * @aka L.GeoJSON\r\n * @inherits FeatureGroup\r\n *\r\n * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse\r\n * GeoJSON data and display it on the map. Extends `FeatureGroup`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.geoJSON(data, {\r\n * \tstyle: function (feature) {\r\n * \t\treturn {color: feature.properties.color};\r\n * \t}\r\n * }).bindPopup(function (layer) {\r\n * \treturn layer.feature.properties.description;\r\n * }).addTo(map);\r\n * ```\r\n */\r\n\r\n var GeoJSON = FeatureGroup.extend({\r\n\r\n \t/* @section\r\n \t * @aka GeoJSON options\r\n \t *\r\n \t * @option pointToLayer: Function = *\r\n \t * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally\r\n \t * called when data is added, passing the GeoJSON point feature and its `LatLng`.\r\n \t * The default is to spawn a default `Marker`:\r\n \t * ```js\r\n \t * function(geoJsonPoint, latlng) {\r\n \t * \treturn L.marker(latlng);\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option style: Function = *\r\n \t * A `Function` defining the `Path options` for styling GeoJSON lines and polygons,\r\n \t * called internally when data is added.\r\n \t * The default value is to not override any defaults:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn {}\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option onEachFeature: Function = *\r\n \t * A `Function` that will be called once for each created `Feature`, after it has\r\n \t * been created and styled. Useful for attaching events and popups to features.\r\n \t * The default is to do nothing with the newly created layers:\r\n \t * ```js\r\n \t * function (feature, layer) {}\r\n \t * ```\r\n \t *\r\n \t * @option filter: Function = *\r\n \t * A `Function` that will be used to decide whether to include a feature or not.\r\n \t * The default is to include all features:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn true;\r\n \t * }\r\n \t * ```\r\n \t * Note: dynamically changing the `filter` option will have effect only on newly\r\n \t * added data. It will _not_ re-evaluate already included features.\r\n \t *\r\n \t * @option coordsToLatLng: Function = *\r\n \t * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s.\r\n \t * The default is the `coordsToLatLng` static method.\r\n \t *\r\n \t * @option markersInheritOptions: Boolean = false\r\n \t * Whether default Markers for \"Point\" type Features inherit from group options.\r\n \t */\r\n\r\n \tinitialize: function (geojson, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tif (geojson) {\r\n \t\t\tthis.addData(geojson);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addData( data ): this\r\n \t// Adds a GeoJSON object to the layer.\r\n \taddData: function (geojson) {\r\n \t\tvar features = isArray(geojson) ? geojson : geojson.features,\r\n \t\t i, len, feature;\r\n\r\n \t\tif (features) {\r\n \t\t\tfor (i = 0, len = features.length; i < len; i++) {\r\n \t\t\t\t// only add this if geometry or geometries are set and not null\r\n \t\t\t\tfeature = features[i];\r\n \t\t\t\tif (feature.geometries || feature.geometry || feature.features || feature.coordinates) {\r\n \t\t\t\t\tthis.addData(feature);\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar options = this.options;\r\n\r\n \t\tif (options.filter && !options.filter(geojson)) { return this; }\r\n\r\n \t\tvar layer = geometryToLayer(geojson, options);\r\n \t\tif (!layer) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tlayer.feature = asFeature(geojson);\r\n\r\n \t\tlayer.defaultOptions = layer.options;\r\n \t\tthis.resetStyle(layer);\r\n\r\n \t\tif (options.onEachFeature) {\r\n \t\t\toptions.onEachFeature(geojson, layer);\r\n \t\t}\r\n\r\n \t\treturn this.addLayer(layer);\r\n \t},\r\n\r\n \t// @method resetStyle( layer? ): this\r\n \t// Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events.\r\n \t// If `layer` is omitted, the style of all features in the current layer is reset.\r\n \tresetStyle: function (layer) {\r\n \t\tif (layer === undefined) {\r\n \t\t\treturn this.eachLayer(this.resetStyle, this);\r\n \t\t}\r\n \t\t// reset any custom styles\r\n \t\tlayer.options = extend({}, layer.defaultOptions);\r\n \t\tthis._setLayerStyle(layer, this.options.style);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setStyle( style ): this\r\n \t// Changes styles of GeoJSON vector layers with the given style function.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.eachLayer(function (layer) {\r\n \t\t\tthis._setLayerStyle(layer, style);\r\n \t\t}, this);\r\n \t},\r\n\r\n \t_setLayerStyle: function (layer, style) {\r\n \t\tif (layer.setStyle) {\r\n \t\t\tif (typeof style === 'function') {\r\n \t\t\t\tstyle = style(layer.feature);\r\n \t\t\t}\r\n \t\t\tlayer.setStyle(style);\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @section\r\n // There are several static functions which can be called without instantiating L.GeoJSON:\r\n\r\n // @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer\r\n // Creates a `Layer` from a given GeoJSON feature. Can use a custom\r\n // [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng)\r\n // functions if provided as options.\r\n function geometryToLayer(geojson, options) {\r\n\r\n \tvar geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,\r\n \t coords = geometry ? geometry.coordinates : null,\r\n \t layers = [],\r\n \t pointToLayer = options && options.pointToLayer,\r\n \t _coordsToLatLng = options && options.coordsToLatLng || coordsToLatLng,\r\n \t latlng, latlngs, i, len;\r\n\r\n \tif (!coords && !geometry) {\r\n \t\treturn null;\r\n \t}\r\n\r\n \tswitch (geometry.type) {\r\n \tcase 'Point':\r\n \t\tlatlng = _coordsToLatLng(coords);\r\n \t\treturn _pointToLayer(pointToLayer, geojson, latlng, options);\r\n\r\n \tcase 'MultiPoint':\r\n \t\tfor (i = 0, len = coords.length; i < len; i++) {\r\n \t\t\tlatlng = _coordsToLatLng(coords[i]);\r\n \t\t\tlayers.push(_pointToLayer(pointToLayer, geojson, latlng, options));\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tcase 'LineString':\r\n \tcase 'MultiLineString':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, _coordsToLatLng);\r\n \t\treturn new Polyline(latlngs, options);\r\n\r\n \tcase 'Polygon':\r\n \tcase 'MultiPolygon':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, _coordsToLatLng);\r\n \t\treturn new Polygon(latlngs, options);\r\n\r\n \tcase 'GeometryCollection':\r\n \t\tfor (i = 0, len = geometry.geometries.length; i < len; i++) {\r\n \t\t\tvar geoLayer = geometryToLayer({\r\n \t\t\t\tgeometry: geometry.geometries[i],\r\n \t\t\t\ttype: 'Feature',\r\n \t\t\t\tproperties: geojson.properties\r\n \t\t\t}, options);\r\n\r\n \t\t\tif (geoLayer) {\r\n \t\t\t\tlayers.push(geoLayer);\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tcase 'FeatureCollection':\r\n \t\tfor (i = 0, len = geometry.features.length; i < len; i++) {\r\n \t\t\tvar featureLayer = geometryToLayer(geometry.features[i], options);\r\n\r\n \t\t\tif (featureLayer) {\r\n \t\t\t\tlayers.push(featureLayer);\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tdefault:\r\n \t\tthrow new Error('Invalid GeoJSON object.');\r\n \t}\r\n }\r\n\r\n function _pointToLayer(pointToLayerFn, geojson, latlng, options) {\r\n \treturn pointToLayerFn ?\r\n \t\tpointToLayerFn(geojson, latlng) :\r\n \t\tnew Marker(latlng, options && options.markersInheritOptions && options);\r\n }\r\n\r\n // @function coordsToLatLng(coords: Array): LatLng\r\n // Creates a `LatLng` object from an array of 2 numbers (longitude, latitude)\r\n // or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points.\r\n function coordsToLatLng(coords) {\r\n \treturn new LatLng(coords[1], coords[0], coords[2]);\r\n }\r\n\r\n // @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array\r\n // Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array.\r\n // `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default).\r\n // Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function.\r\n function coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {\r\n \tvar latlngs = [];\r\n\r\n \tfor (var i = 0, len = coords.length, latlng; i < len; i++) {\r\n \t\tlatlng = levelsDeep ?\r\n \t\t\tcoordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :\r\n \t\t\t(_coordsToLatLng || coordsToLatLng)(coords[i]);\r\n\r\n \t\tlatlngs.push(latlng);\r\n \t}\r\n\r\n \treturn latlngs;\r\n }\r\n\r\n // @function latLngToCoords(latlng: LatLng, precision?: Number|false): Array\r\n // Reverse of [`coordsToLatLng`](#geojson-coordstolatlng)\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function.\r\n function latLngToCoords(latlng, precision) {\r\n \tlatlng = toLatLng(latlng);\r\n \treturn latlng.alt !== undefined ?\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];\r\n }\r\n\r\n // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean, precision?: Number|false): Array\r\n // Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs)\r\n // `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default.\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function.\r\n function latLngsToCoords(latlngs, levelsDeep, closed, precision) {\r\n \tvar coords = [];\r\n\r\n \tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n \t\t// Check for flat arrays required to ensure unbalanced arrays are correctly converted in recursion\r\n \t\tcoords.push(levelsDeep ?\r\n \t\t\tlatLngsToCoords(latlngs[i], isFlat(latlngs[i]) ? 0 : levelsDeep - 1, closed, precision) :\r\n \t\t\tlatLngToCoords(latlngs[i], precision));\r\n \t}\r\n\r\n \tif (!levelsDeep && closed && coords.length > 0) {\r\n \t\tcoords.push(coords[0].slice());\r\n \t}\r\n\r\n \treturn coords;\r\n }\r\n\r\n function getFeature(layer, newGeometry) {\r\n \treturn layer.feature ?\r\n \t\textend({}, layer.feature, {geometry: newGeometry}) :\r\n \t\tasFeature(newGeometry);\r\n }\r\n\r\n // @function asFeature(geojson: Object): Object\r\n // Normalize GeoJSON geometries/features into GeoJSON features.\r\n function asFeature(geojson) {\r\n \tif (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') {\r\n \t\treturn geojson;\r\n \t}\r\n\r\n \treturn {\r\n \t\ttype: 'Feature',\r\n \t\tproperties: {},\r\n \t\tgeometry: geojson\r\n \t};\r\n }\r\n\r\n var PointToGeoJSON = {\r\n \ttoGeoJSON: function (precision) {\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'Point',\r\n \t\t\tcoordinates: latLngToCoords(this.getLatLng(), precision)\r\n \t\t});\r\n \t}\r\n };\r\n\r\n // @namespace Marker\r\n // @section Other methods\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature).\r\n Marker.include(PointToGeoJSON);\r\n\r\n // @namespace CircleMarker\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature).\r\n Circle.include(PointToGeoJSON);\r\n CircleMarker.include(PointToGeoJSON);\r\n\r\n\r\n // @namespace Polyline\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature).\r\n Polyline.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar multi = !isFlat(this._latlngs);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 1 : 0, false, precision);\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'LineString',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n // @namespace Polygon\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature).\r\n Polygon.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar holes = !isFlat(this._latlngs),\r\n \t\t multi = holes && !isFlat(this._latlngs[0]);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true, precision);\r\n\r\n \t\tif (!holes) {\r\n \t\t\tcoords = [coords];\r\n \t\t}\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'Polygon',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n\r\n // @namespace LayerGroup\r\n LayerGroup.include({\r\n \ttoMultiPoint: function (precision) {\r\n \t\tvar coords = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tcoords.push(layer.toGeoJSON(precision).geometry.coordinates);\r\n \t\t});\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'MultiPoint',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t},\r\n\r\n \t// @method toGeoJSON(precision?: Number|false): Object\r\n \t// Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n \t// Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`).\r\n \ttoGeoJSON: function (precision) {\r\n\r\n \t\tvar type = this.feature && this.feature.geometry && this.feature.geometry.type;\r\n\r\n \t\tif (type === 'MultiPoint') {\r\n \t\t\treturn this.toMultiPoint(precision);\r\n \t\t}\r\n\r\n \t\tvar isGeometryCollection = type === 'GeometryCollection',\r\n \t\t jsons = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tif (layer.toGeoJSON) {\r\n \t\t\t\tvar json = layer.toGeoJSON(precision);\r\n \t\t\t\tif (isGeometryCollection) {\r\n \t\t\t\t\tjsons.push(json.geometry);\r\n \t\t\t\t} else {\r\n \t\t\t\t\tvar feature = asFeature(json);\r\n \t\t\t\t\t// Squash nested feature collections\r\n \t\t\t\t\tif (feature.type === 'FeatureCollection') {\r\n \t\t\t\t\t\tjsons.push.apply(jsons, feature.features);\r\n \t\t\t\t\t} else {\r\n \t\t\t\t\t\tjsons.push(feature);\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\tif (isGeometryCollection) {\r\n \t\t\treturn getFeature(this, {\r\n \t\t\t\tgeometries: jsons,\r\n \t\t\t\ttype: 'GeometryCollection'\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\treturn {\r\n \t\t\ttype: 'FeatureCollection',\r\n \t\t\tfeatures: jsons\r\n \t\t};\r\n \t}\r\n });\r\n\r\n // @namespace GeoJSON\r\n // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)\r\n // Creates a GeoJSON layer. Optionally accepts an object in\r\n // [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map\r\n // (you can alternatively add it later with `addData` method) and an `options` object.\r\n function geoJSON(geojson, options) {\r\n \treturn new GeoJSON(geojson, options);\r\n }\r\n\r\n // Backward compatibility.\r\n var geoJson = geoJSON;\n\n /*\r\n * @class ImageOverlay\r\n * @aka L.ImageOverlay\r\n * @inherits Interactive layer\r\n *\r\n * Used to load and display a single image over specific bounds of the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var imageUrl = 'https://maps.lib.utexas.edu/maps/historical/newark_nj_1922.jpg',\r\n * \timageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]];\r\n * L.imageOverlay(imageUrl, imageBounds).addTo(map);\r\n * ```\r\n */\r\n\r\n var ImageOverlay = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka ImageOverlay options\r\n \toptions: {\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the image overlay.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option alt: String = ''\r\n \t\t// Text for the `alt` attribute of the image (useful for accessibility).\r\n \t\talt: '',\r\n\r\n \t\t// @option interactive: Boolean = false\r\n \t\t// If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.\r\n \t\tinteractive: false,\r\n\r\n \t\t// @option crossOrigin: Boolean|String = false\r\n \t\t// Whether the crossOrigin attribute will be added to the image.\r\n \t\t// If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data.\r\n \t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n \t\tcrossOrigin: false,\r\n\r\n \t\t// @option errorOverlayUrl: String = ''\r\n \t\t// URL to the overlay image to show in place of the overlay that failed to load.\r\n \t\terrorOverlayUrl: '',\r\n\r\n \t\t// @option zIndex: Number = 1\r\n \t\t// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer.\r\n \t\tzIndex: 1,\r\n\r\n \t\t// @option className: String = ''\r\n \t\t// A custom class name to assign to the image. Empty by default.\r\n \t\tclassName: ''\r\n \t},\r\n\r\n \tinitialize: function (url, bounds, options) { // (String, LatLngBounds, Object)\r\n \t\tthis._url = url;\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \tonAdd: function () {\r\n \t\tif (!this._image) {\r\n \t\t\tthis._initImage();\r\n\r\n \t\t\tif (this.options.opacity < 1) {\r\n \t\t\t\tthis._updateOpacity();\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (this.options.interactive) {\r\n \t\t\taddClass(this._image, 'leaflet-interactive');\r\n \t\t\tthis.addInteractiveTarget(this._image);\r\n \t\t}\r\n\r\n \t\tthis.getPane().appendChild(this._image);\r\n \t\tthis._reset();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tremove(this._image);\r\n \t\tif (this.options.interactive) {\r\n \t\t\tthis.removeInteractiveTarget(this._image);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Sets the opacity of the overlay.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tsetStyle: function (styleOpts) {\r\n \t\tif (styleOpts.opacity) {\r\n \t\t\tthis.setOpacity(styleOpts.opacity);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer to the top of all overlays.\r\n \tbringToFront: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoFront(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer to the bottom of all overlays.\r\n \tbringToBack: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoBack(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setUrl(url: String): this\r\n \t// Changes the URL of the image.\r\n \tsetUrl: function (url) {\r\n \t\tthis._url = url;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._image.src = url;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setBounds(bounds: LatLngBounds): this\r\n \t// Update the bounds that this ImageOverlay covers\r\n \tsetBounds: function (bounds) {\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._reset();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\tvar events = {\r\n \t\t\tzoom: this._reset,\r\n \t\t\tviewreset: this._reset\r\n \t\t};\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tevents.zoomanim = this._animateZoom;\r\n \t\t}\r\n\r\n \t\treturn events;\r\n \t},\r\n\r\n \t// @method setZIndex(value: Number): this\r\n \t// Changes the [zIndex](#imageoverlay-zindex) of the image overlay.\r\n \tsetZIndex: function (value) {\r\n \t\tthis.options.zIndex = value;\r\n \t\tthis._updateZIndex();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Get the bounds that this ImageOverlay covers\r\n \tgetBounds: function () {\r\n \t\treturn this._bounds;\r\n \t},\r\n\r\n \t// @method getElement(): HTMLElement\r\n \t// Returns the instance of [`HTMLImageElement`](https://developer.mozilla.org/docs/Web/API/HTMLImageElement)\r\n \t// used by this overlay.\r\n \tgetElement: function () {\r\n \t\treturn this._image;\r\n \t},\r\n\r\n \t_initImage: function () {\r\n \t\tvar wasElementSupplied = this._url.tagName === 'IMG';\r\n \t\tvar img = this._image = wasElementSupplied ? this._url : create$1('img');\r\n\r\n \t\taddClass(img, 'leaflet-image-layer');\r\n \t\tif (this._zoomAnimated) { addClass(img, 'leaflet-zoom-animated'); }\r\n \t\tif (this.options.className) { addClass(img, this.options.className); }\r\n\r\n \t\timg.onselectstart = falseFn;\r\n \t\timg.onmousemove = falseFn;\r\n\r\n \t\t// @event load: Event\r\n \t\t// Fired when the ImageOverlay layer has loaded its image\r\n \t\timg.onload = bind(this.fire, this, 'load');\r\n \t\timg.onerror = bind(this._overlayOnError, this, 'error');\r\n\r\n \t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n \t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n \t\t}\r\n\r\n \t\tif (this.options.zIndex) {\r\n \t\t\tthis._updateZIndex();\r\n \t\t}\r\n\r\n \t\tif (wasElementSupplied) {\r\n \t\t\tthis._url = img.src;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\timg.src = this._url;\r\n \t\timg.alt = this.options.alt;\r\n \t},\r\n\r\n \t_animateZoom: function (e) {\r\n \t\tvar scale = this._map.getZoomScale(e.zoom),\r\n \t\t offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min;\r\n\r\n \t\tsetTransform(this._image, offset, scale);\r\n \t},\r\n\r\n \t_reset: function () {\r\n \t\tvar image = this._image,\r\n \t\t bounds = new Bounds(\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getNorthWest()),\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getSouthEast())),\r\n \t\t size = bounds.getSize();\r\n\r\n \t\tsetPosition(image, bounds.min);\r\n\r\n \t\timage.style.width = size.x + 'px';\r\n \t\timage.style.height = size.y + 'px';\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tsetOpacity(this._image, this.options.opacity);\r\n \t},\r\n\r\n \t_updateZIndex: function () {\r\n \t\tif (this._image && this.options.zIndex !== undefined && this.options.zIndex !== null) {\r\n \t\t\tthis._image.style.zIndex = this.options.zIndex;\r\n \t\t}\r\n \t},\r\n\r\n \t_overlayOnError: function () {\r\n \t\t// @event error: Event\r\n \t\t// Fired when the ImageOverlay layer fails to load its image\r\n \t\tthis.fire('error');\r\n\r\n \t\tvar errorUrl = this.options.errorOverlayUrl;\r\n \t\tif (errorUrl && this._url !== errorUrl) {\r\n \t\t\tthis._url = errorUrl;\r\n \t\t\tthis._image.src = errorUrl;\r\n \t\t}\r\n \t},\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the center of the ImageOverlay.\r\n \tgetCenter: function () {\r\n \t\treturn this._bounds.getCenter();\r\n \t}\r\n });\r\n\r\n // @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options)\r\n // Instantiates an image overlay object given the URL of the image and the\r\n // geographical bounds it is tied to.\r\n var imageOverlay = function (url, bounds, options) {\r\n \treturn new ImageOverlay(url, bounds, options);\r\n };\n\n /*\r\n * @class VideoOverlay\r\n * @aka L.VideoOverlay\r\n * @inherits ImageOverlay\r\n *\r\n * Used to load and display a video player over specific bounds of the map. Extends `ImageOverlay`.\r\n *\r\n * A video overlay uses the [`