diff --git a/dist/leaflet-src.js b/dist/leaflet-src.js index c5b4c6d8..f5f869d8 100644 --- a/dist/leaflet-src.js +++ b/dist/leaflet-src.js @@ -2,1282 +2,1270 @@ Leaflet, a JavaScript library for mobile-friendly interactive maps. http://leafletjs.com (c) 2010-2013, Vladimir Agafonkin, CloudMade */ -(function (window, document, undefined) {/* - * The L namespace contains all Leaflet classes and functions. - * This code allows you to handle any possible namespace conflicts. - */ - -var L, originalL; - -if (typeof exports !== undefined + '') { - L = exports; -} else { - originalL = window.L; - L = {}; - - L.noConflict = function () { - window.L = originalL; - return this; - }; - - window.L = L; -} - -L.version = '0.5.1'; - - -/* - * L.Util contains various utility functions used throughout Leaflet code. - */ - -L.Util = { - extend: function (dest) { // (Object[, Object, ...]) -> - var sources = Array.prototype.slice.call(arguments, 1), - i, j, len, src; - - for (j = 0, len = sources.length; j < len; j++) { - src = sources[j] || {}; - for (i in src) { - if (src.hasOwnProperty(i)) { - dest[i] = src[i]; - } - } - } - return dest; - }, - - bind: function (fn, obj) { // (Function, Object) -> Function - var args = arguments.length > 2 ? Array.prototype.slice.call(arguments, 2) : null; - return function () { - return fn.apply(obj, args || arguments); - }; - }, - - stamp: (function () { - var lastId = 0, key = '_leaflet_id'; - return function (/*Object*/ obj) { - obj[key] = obj[key] || ++lastId; - return obj[key]; - }; - }()), - - limitExecByInterval: function (fn, time, context) { - var lock, execOnUnlock; - - return function wrapperFn() { - var args = arguments; - - if (lock) { - execOnUnlock = true; - return; - } - - lock = true; - - setTimeout(function () { - lock = false; - - if (execOnUnlock) { - wrapperFn.apply(context, args); - execOnUnlock = false; - } - }, time); - - fn.apply(context, args); - }; - }, - - falseFn: function () { - return false; - }, - - formatNum: function (num, digits) { - var pow = Math.pow(10, digits || 5); - return Math.round(num * pow) / pow; - }, - - splitWords: function (str) { - return str.replace(/^\s+|\s+$/g, '').split(/\s+/); - }, - - setOptions: function (obj, options) { - obj.options = L.extend({}, obj.options, options); - return obj.options; - }, - - getParamString: function (obj, existingUrl) { - var params = []; - for (var i in obj) { - if (obj.hasOwnProperty(i)) { - params.push(i + '=' + obj[i]); - } - } - return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&'); - }, - - template: function (str, data) { - return str.replace(/\{ *([\w_]+) *\}/g, function (str, key) { - var value = data[key]; - if (!data.hasOwnProperty(key)) { - throw new Error('No value provided for variable ' + str); - } - return value; - }); - }, - - isArray: function (obj) { - return (Object.prototype.toString.call(obj) === '[object Array]'); - }, - - emptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=' -}; - -(function () { - - // inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/ - - function getPrefixed(name) { - var i, fn, - prefixes = ['webkit', 'moz', 'o', 'ms']; - - for (i = 0; i < prefixes.length && !fn; i++) { - fn = window[prefixes[i] + name]; - } - - return fn; - } - - var lastTime = 0; - - function timeoutDefer(fn) { - var time = +new Date(), - timeToCall = Math.max(0, 16 - (time - lastTime)); - - lastTime = time + timeToCall; - return window.setTimeout(fn, timeToCall); - } - - var requestFn = window.requestAnimationFrame || - getPrefixed('RequestAnimationFrame') || timeoutDefer; - - var cancelFn = window.cancelAnimationFrame || - getPrefixed('CancelAnimationFrame') || - getPrefixed('CancelRequestAnimationFrame') || - function (id) { window.clearTimeout(id); }; - - - L.Util.requestAnimFrame = function (fn, context, immediate, element) { - fn = L.bind(fn, context); - - if (immediate && requestFn === timeoutDefer) { - fn(); - } else { - return requestFn.call(window, fn, element); - } - }; - - L.Util.cancelAnimFrame = function (id) { - if (id) { - cancelFn.call(window, id); - } - }; - -}()); - -// shortcuts for most used utility functions -L.extend = L.Util.extend; -L.bind = L.Util.bind; -L.stamp = L.Util.stamp; -L.setOptions = L.Util.setOptions; - - -/* - * L.Class powers the OOP facilities of the library. - * Thanks to John Resig and Dean Edwards for inspiration! - */ - -L.Class = function () {}; - -L.Class.extend = function (props) { - - // extended class with the new prototype - var NewClass = function () { - - // call the constructor - if (this.initialize) { - this.initialize.apply(this, arguments); - } - - // call all constructor hooks - if (this._initHooks) { - this.callInitHooks(); - } - }; - - // instantiate class without calling constructor - var F = function () {}; - F.prototype = this.prototype; - - var proto = new F(); - proto.constructor = NewClass; - - NewClass.prototype = proto; - - //inherit parent's statics - for (var i in this) { - if (this.hasOwnProperty(i) && i !== 'prototype') { - NewClass[i] = this[i]; - } - } - - // mix static properties into the class - if (props.statics) { - L.extend(NewClass, props.statics); - delete props.statics; - } - - // mix includes into the prototype - if (props.includes) { - L.Util.extend.apply(null, [proto].concat(props.includes)); - delete props.includes; - } - - // merge options - if (props.options && proto.options) { - props.options = L.extend({}, proto.options, props.options); - } - - // mix given properties into the prototype - L.extend(proto, props); - - proto._initHooks = []; - - var parent = this; - // add method for calling all hooks - proto.callInitHooks = function () { - - if (this._initHooksCalled) { return; } - - if (parent.prototype.callInitHooks) { - parent.prototype.callInitHooks.call(this); - } - - this._initHooksCalled = true; - - for (var i = 0, len = proto._initHooks.length; i < len; i++) { - proto._initHooks[i].call(this); - } - }; - - return NewClass; -}; - - -// method for adding properties to prototype -L.Class.include = function (props) { - L.extend(this.prototype, props); -}; - -// merge new default options to the Class -L.Class.mergeOptions = function (options) { - L.extend(this.prototype.options, options); -}; - -// add a constructor hook -L.Class.addInitHook = function (fn) { // (Function) || (String, args...) - var args = Array.prototype.slice.call(arguments, 1); - - var init = typeof fn === 'function' ? fn : function () { - this[fn].apply(this, args); - }; - - this.prototype._initHooks = this.prototype._initHooks || []; - this.prototype._initHooks.push(init); -}; - - -/* - * L.Mixin.Events is used to add custom events functionality to Leaflet classes. - */ - -var key = '_leaflet_events'; - -L.Mixin = {}; - -L.Mixin.Events = { - - addEventListener: function (types, fn, context) { // (String, Function[, Object]) or (Object[, Object]) - var events = this[key] = this[key] || {}, - type, i, len; - - // Types can be a map of types/handlers - if (typeof types === 'object') { - for (type in types) { - if (types.hasOwnProperty(type)) { - this.addEventListener(type, types[type], fn); - } - } - - return this; - } - - types = L.Util.splitWords(types); - - for (i = 0, len = types.length; i < len; i++) { - events[types[i]] = events[types[i]] || []; - events[types[i]].push({ - action: fn, - context: context || this - }); - } - - return this; - }, - - hasEventListeners: function (type) { // (String) -> Boolean - return (key in this) && (type in this[key]) && (this[key][type].length > 0); - }, - - removeEventListener: function (types, fn, context) { // (String[, Function, Object]) or (Object[, Object]) - var events = this[key], - type, i, len, listeners, j; - - if (typeof types === 'object') { - for (type in types) { - if (types.hasOwnProperty(type)) { - this.removeEventListener(type, types[type], fn); - } - } - - return this; - } - - types = L.Util.splitWords(types); - - for (i = 0, len = types.length; i < len; i++) { - - if (this.hasEventListeners(types[i])) { - listeners = events[types[i]]; - - for (j = listeners.length - 1; j >= 0; j--) { - if ( - (!fn || listeners[j].action === fn) && - (!context || (listeners[j].context === context)) - ) { - listeners.splice(j, 1); - } - } - } - } - - return this; - }, - - fireEvent: function (type, data) { // (String[, Object]) - if (!this.hasEventListeners(type)) { - return this; - } - - var event = L.extend({ - type: type, - target: this - }, data); - - var listeners = this[key][type].slice(); - - for (var i = 0, len = listeners.length; i < len; i++) { - listeners[i].action.call(listeners[i].context || this, event); - } - - return this; - } -}; - -L.Mixin.Events.on = L.Mixin.Events.addEventListener; -L.Mixin.Events.off = L.Mixin.Events.removeEventListener; -L.Mixin.Events.fire = L.Mixin.Events.fireEvent; - - -/* - * L.Browser handles different browser and feature detections for internal Leaflet use. - */ - -(function () { - - var ie = !!window.ActiveXObject, - ie6 = ie && !window.XMLHttpRequest, - ie7 = ie && !document.querySelector, - - // terrible browser detection to work around Safari / iOS / Android browser bugs - ua = navigator.userAgent.toLowerCase(), - webkit = ua.indexOf('webkit') !== -1, - chrome = ua.indexOf('chrome') !== -1, - android = ua.indexOf('android') !== -1, - android23 = ua.search('android [23]') !== -1, - - mobile = typeof orientation !== undefined + '', - msTouch = window.navigator && window.navigator.msPointerEnabled && - window.navigator.msMaxTouchPoints, - retina = ('devicePixelRatio' in window && window.devicePixelRatio > 1) || - ('matchMedia' in window && window.matchMedia('(min-resolution:144dpi)') && - window.matchMedia('(min-resolution:144dpi)').matches), - - doc = document.documentElement, - ie3d = ie && ('transition' in doc.style), - webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()), - gecko3d = 'MozPerspective' in doc.style, - opera3d = 'OTransition' in doc.style, - any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d); - - - var touch = !window.L_NO_TOUCH && (function () { - - var startName = 'ontouchstart'; - - // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.MsTouch) or WebKit, etc. - if (msTouch || (startName in doc)) { - return true; - } - - // Firefox/Gecko - var div = document.createElement('div'), - supported = false; - - if (!div.setAttribute) { - return false; - } - div.setAttribute(startName, 'return;'); - - if (typeof div[startName] === 'function') { - supported = true; - } - - div.removeAttribute(startName); - div = null; - - return supported; - }()); - - - L.Browser = { - ie: ie, - ie6: ie6, - ie7: ie7, - webkit: webkit, - - android: android, - android23: android23, - - chrome: chrome, - - ie3d: ie3d, - webkit3d: webkit3d, - gecko3d: gecko3d, - opera3d: opera3d, - any3d: any3d, - - mobile: mobile, - mobileWebkit: mobile && webkit, - mobileWebkit3d: mobile && webkit3d, - mobileOpera: mobile && window.opera, - - touch: touch, - msTouch: msTouch, - - retina: retina - }; - -}()); - - -/* - * L.Point represents a point with x and y coordinates. - */ - -L.Point = function (/*Number*/ x, /*Number*/ y, /*Boolean*/ round) { - this.x = (round ? Math.round(x) : x); - this.y = (round ? Math.round(y) : y); -}; - -L.Point.prototype = { - - clone: function () { - return new L.Point(this.x, this.y); - }, - - // non-destructive, returns a new point - add: function (point) { - return this.clone()._add(L.point(point)); - }, - - // destructive, used directly for performance in situations where it's safe to modify existing point - _add: function (point) { - this.x += point.x; - this.y += point.y; - return this; - }, - - subtract: function (point) { - return this.clone()._subtract(L.point(point)); - }, - - _subtract: function (point) { - this.x -= point.x; - this.y -= point.y; - return this; - }, - - divideBy: function (num) { - return this.clone()._divideBy(num); - }, - - _divideBy: function (num) { - this.x /= num; - this.y /= num; - return this; - }, - - multiplyBy: function (num) { - return this.clone()._multiplyBy(num); - }, - - _multiplyBy: function (num) { - this.x *= num; - this.y *= num; - return this; - }, - - round: function () { - return this.clone()._round(); - }, - - _round: function () { - this.x = Math.round(this.x); - this.y = Math.round(this.y); - return this; - }, - - floor: function () { - return this.clone()._floor(); - }, - - _floor: function () { - this.x = Math.floor(this.x); - this.y = Math.floor(this.y); - return this; - }, - - distanceTo: function (point) { - point = L.point(point); - - var x = point.x - this.x, - y = point.y - this.y; - - return Math.sqrt(x * x + y * y); - }, - - equals: function (point) { - return point.x === this.x && - point.y === this.y; - }, - - toString: function () { - return 'Point(' + - L.Util.formatNum(this.x) + ', ' + - L.Util.formatNum(this.y) + ')'; - } -}; - -L.point = function (x, y, round) { - if (x instanceof L.Point) { - return x; - } - if (L.Util.isArray(x)) { - return new L.Point(x[0], x[1]); - } - if (isNaN(x)) { - return x; - } - return new L.Point(x, y, round); -}; - - -/* - * L.Bounds represents a rectangular area on the screen in pixel coordinates. - */ - -L.Bounds = function (a, b) { //(Point, Point) or Point[] - if (!a) { return; } - - var points = b ? [a, b] : a; - - for (var i = 0, len = points.length; i < len; i++) { - this.extend(points[i]); - } -}; - -L.Bounds.prototype = { - // extend the bounds to contain the given point - extend: function (point) { // (Point) - point = L.point(point); - - if (!this.min && !this.max) { - this.min = point.clone(); - this.max = point.clone(); - } else { - this.min.x = Math.min(point.x, this.min.x); - this.max.x = Math.max(point.x, this.max.x); - this.min.y = Math.min(point.y, this.min.y); - this.max.y = Math.max(point.y, this.max.y); - } - return this; - }, - - getCenter: function (round) { // (Boolean) -> Point - return new L.Point( - (this.min.x + this.max.x) / 2, - (this.min.y + this.max.y) / 2, round); - }, - - getBottomLeft: function () { // -> Point - return new L.Point(this.min.x, this.max.y); - }, - - getTopRight: function () { // -> Point - return new L.Point(this.max.x, this.min.y); - }, - - getSize: function () { - return this.max.subtract(this.min); - }, - - contains: function (obj) { // (Bounds) or (Point) -> Boolean - var min, max; - - if (typeof obj[0] === 'number' || obj instanceof L.Point) { - obj = L.point(obj); - } else { - obj = L.bounds(obj); - } - - if (obj instanceof L.Bounds) { - min = obj.min; - max = obj.max; - } else { - min = max = obj; - } - - return (min.x >= this.min.x) && - (max.x <= this.max.x) && - (min.y >= this.min.y) && - (max.y <= this.max.y); - }, - - intersects: function (bounds) { // (Bounds) -> Boolean - bounds = L.bounds(bounds); - - var min = this.min, - max = this.max, - min2 = bounds.min, - max2 = bounds.max, - xIntersects = (max2.x >= min.x) && (min2.x <= max.x), - yIntersects = (max2.y >= min.y) && (min2.y <= max.y); - - return xIntersects && yIntersects; - }, - - isValid: function () { - return !!(this.min && this.max); - } -}; - -L.bounds = function (a, b) { // (Bounds) or (Point, Point) or (Point[]) - if (!a || a instanceof L.Bounds) { - return a; - } - return new L.Bounds(a, b); -}; - - -/* - * L.Transformation is an utility class to perform simple point transformations through a 2d-matrix. - */ - -L.Transformation = function (a, b, c, d) { - this._a = a; - this._b = b; - this._c = c; - this._d = d; -}; - -L.Transformation.prototype = { - transform: function (point, scale) { // (Point, Number) -> Point - return this._transform(point.clone(), scale); - }, - - // destructive transform (faster) - _transform: function (point, scale) { - scale = scale || 1; - point.x = scale * (this._a * point.x + this._b); - point.y = scale * (this._c * point.y + this._d); - return point; - }, - - untransform: function (point, scale) { - scale = scale || 1; - return new L.Point( - (point.x / scale - this._b) / this._a, - (point.y / scale - this._d) / this._c); - } -}; - - -/* - * L.DomUtil contains various utility functions for working with DOM. - */ - -L.DomUtil = { - get: function (id) { - return (typeof id === 'string' ? document.getElementById(id) : id); - }, - - getStyle: function (el, style) { - - var value = el.style[style]; - - if (!value && el.currentStyle) { - value = el.currentStyle[style]; - } - - if ((!value || value === 'auto') && document.defaultView) { - var css = document.defaultView.getComputedStyle(el, null); - value = css ? css[style] : null; - } - - return value === 'auto' ? null : value; - }, - - getViewportOffset: function (element) { - - var top = 0, - left = 0, - el = element, - docBody = document.body, - pos, - ie7 = L.Browser.ie7; - - do { - top += el.offsetTop || 0; - left += el.offsetLeft || 0; - - //add borders - top += parseInt(L.DomUtil.getStyle(el, "borderTopWidth"), 10) || 0; - left += parseInt(L.DomUtil.getStyle(el, "borderLeftWidth"), 10) || 0; - - pos = L.DomUtil.getStyle(el, 'position'); - - if (el.offsetParent === docBody && pos === 'absolute') { break; } - - if (pos === 'fixed') { - top += docBody.scrollTop || 0; - left += docBody.scrollLeft || 0; - break; - } - el = el.offsetParent; - - } while (el); - - el = element; - - do { - if (el === docBody) { break; } - - top -= el.scrollTop || 0; - left -= el.scrollLeft || 0; - - // webkit (and ie <= 7) handles RTL scrollLeft different to everyone else - // https://code.google.com/p/closure-library/source/browse/trunk/closure/goog/style/bidi.js - if (!L.DomUtil.documentIsLtr() && (L.Browser.webkit || ie7)) { - left += el.scrollWidth - el.clientWidth; - - // ie7 shows the scrollbar by default and provides clientWidth counting it, so we - // need to add it back in if it is visible; scrollbar is on the left as we are RTL - if (ie7 && L.DomUtil.getStyle(el, 'overflow-y') !== 'hidden' && - L.DomUtil.getStyle(el, 'overflow') !== 'hidden') { - left += 17; - } - } - - el = el.parentNode; - } while (el); - - return new L.Point(left, top); - }, - - documentIsLtr: function () { - if (!L.DomUtil._docIsLtrCached) { - L.DomUtil._docIsLtrCached = true; - L.DomUtil._docIsLtr = L.DomUtil.getStyle(document.body, 'direction') === "ltr"; - } - return L.DomUtil._docIsLtr; - }, - - create: function (tagName, className, container) { - - var el = document.createElement(tagName); - el.className = className; - - if (container) { - container.appendChild(el); - } - - return el; - }, - - disableTextSelection: function () { - if (document.selection && document.selection.empty) { - document.selection.empty(); - } - if (!this._onselectstart) { - this._onselectstart = document.onselectstart || null; - document.onselectstart = L.Util.falseFn; - } - }, - - enableTextSelection: function () { - if (document.onselectstart === L.Util.falseFn) { - document.onselectstart = this._onselectstart; - this._onselectstart = null; - } - }, - - hasClass: function (el, name) { - return (el.className.length > 0) && - new RegExp("(^|\\s)" + name + "(\\s|$)").test(el.className); - }, - - addClass: function (el, name) { - if (!L.DomUtil.hasClass(el, name)) { - el.className += (el.className ? ' ' : '') + name; - } - }, - - removeClass: function (el, name) { - - function replaceFn(w, match) { - if (match === name) { return ''; } - return w; - } - - el.className = el.className - .replace(/(\S+)\s*/g, replaceFn) - .replace(/(^\s+|\s+$)/, ''); - }, - - setOpacity: function (el, value) { - - if ('opacity' in el.style) { - el.style.opacity = value; - - } else if ('filter' in el.style) { - - var filter = false, - filterName = 'DXImageTransform.Microsoft.Alpha'; - - // filters collection throws an error if we try to retrieve a filter that doesn't exist - try { filter = el.filters.item(filterName); } catch (e) {} - - value = Math.round(value * 100); - - if (filter) { - filter.Enabled = (value !== 100); - filter.Opacity = value; - } else { - el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')'; - } - } - }, - - testProp: function (props) { - - var style = document.documentElement.style; - - for (var i = 0; i < props.length; i++) { - if (props[i] in style) { - return props[i]; - } - } - return false; - }, - - getTranslateString: function (point) { - // on WebKit browsers (Chrome/Safari/iOS Safari/Android) using translate3d instead of translate - // makes animation smoother as it ensures HW accel is used. Firefox 13 doesn't care - // (same speed either way), Opera 12 doesn't support translate3d - - var is3d = L.Browser.webkit3d, - open = 'translate' + (is3d ? '3d' : '') + '(', - close = (is3d ? ',0' : '') + ')'; - - return open + point.x + 'px,' + point.y + 'px' + close; - }, - - getScaleString: function (scale, origin) { - - var preTranslateStr = L.DomUtil.getTranslateString(origin.add(origin.multiplyBy(-1 * scale))), - scaleStr = ' scale(' + scale + ') '; - - return preTranslateStr + scaleStr; - }, - - setPosition: function (el, point, disable3D) { // (HTMLElement, Point[, Boolean]) - - el._leaflet_pos = point; - - if (!disable3D && L.Browser.any3d) { - el.style[L.DomUtil.TRANSFORM] = L.DomUtil.getTranslateString(point); - - // workaround for Android 2/3 stability (https://github.com/CloudMade/Leaflet/issues/69) - if (L.Browser.mobileWebkit3d) { - el.style.WebkitBackfaceVisibility = 'hidden'; - } - } else { - el.style.left = point.x + 'px'; - el.style.top = point.y + 'px'; - } - }, - - getPosition: function (el) { - // this method is only used for elements previously positioned using setPosition, - // so it's safe to cache the position for performance - return el._leaflet_pos; - } -}; - - -// prefix style property names - -L.DomUtil.TRANSFORM = L.DomUtil.testProp( - ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']); - -// webkitTransition comes first because some browser versions that drop vendor prefix don't do -// the same for the transitionend event, in particular the Android 4.1 stock browser - -L.DomUtil.TRANSITION = L.DomUtil.testProp( - ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); - -L.DomUtil.TRANSITION_END = - L.DomUtil.TRANSITION === 'webkitTransition' || L.DomUtil.TRANSITION === 'OTransition' ? - L.DomUtil.TRANSITION + 'End' : 'transitionend'; - - -/* - * L.LatLng represents a geographical point with latitude and longitude coordinates. - */ - -L.LatLng = function (rawLat, rawLng) { // (Number, Number) - var lat = parseFloat(rawLat), - lng = parseFloat(rawLng); - - if (isNaN(lat) || isNaN(lng)) { - throw new Error('Invalid LatLng object: (' + rawLat + ', ' + rawLng + ')'); - } - - this.lat = lat; - this.lng = lng; -}; - -L.extend(L.LatLng, { - DEG_TO_RAD: Math.PI / 180, - RAD_TO_DEG: 180 / Math.PI, - MAX_MARGIN: 1.0E-9 // max margin of error for the "equals" check -}); - -L.LatLng.prototype = { - equals: function (obj) { // (LatLng) -> Boolean - if (!obj) { return false; } - - obj = L.latLng(obj); - - var margin = Math.max( - Math.abs(this.lat - obj.lat), - Math.abs(this.lng - obj.lng)); - - return margin <= L.LatLng.MAX_MARGIN; - }, - - toString: function (precision) { // (Number) -> String - return 'LatLng(' + - L.Util.formatNum(this.lat, precision) + ', ' + - L.Util.formatNum(this.lng, precision) + ')'; - }, - - // Haversine distance formula, see http://en.wikipedia.org/wiki/Haversine_formula - // TODO move to projection code, LatLng shouldn't know about Earth - distanceTo: function (other) { // (LatLng) -> Number - other = L.latLng(other); - - var R = 6378137, // earth radius in meters - d2r = L.LatLng.DEG_TO_RAD, - dLat = (other.lat - this.lat) * d2r, - dLon = (other.lng - this.lng) * d2r, - lat1 = this.lat * d2r, - lat2 = other.lat * d2r, - sin1 = Math.sin(dLat / 2), - sin2 = Math.sin(dLon / 2); - - var a = sin1 * sin1 + sin2 * sin2 * Math.cos(lat1) * Math.cos(lat2); - - return R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); - }, - - wrap: function (a, b) { // (Number, Number) -> LatLng - var lng = this.lng; - - a = a || -180; - b = b || 180; - - lng = (lng + b) % (b - a) + (lng < a || lng === b ? b : a); - - return new L.LatLng(this.lat, lng); - } -}; - -L.latLng = function (a, b) { // (LatLng) or ([Number, Number]) or (Number, Number) - if (a instanceof L.LatLng) { - return a; - } - if (L.Util.isArray(a)) { - return new L.LatLng(a[0], a[1]); - } - if (isNaN(a)) { - return a; - } - return new L.LatLng(a, b); -}; - - - -/* - * L.LatLngBounds represents a rectangular area on the map in geographical coordinates. - */ - -L.LatLngBounds = function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[]) - if (!southWest) { return; } - - var latlngs = northEast ? [southWest, northEast] : southWest; - - for (var i = 0, len = latlngs.length; i < len; i++) { - this.extend(latlngs[i]); - } -}; - -L.LatLngBounds.prototype = { - // extend the bounds to contain the given point or bounds - extend: function (obj) { // (LatLng) or (LatLngBounds) - if (typeof obj[0] === 'number' || typeof obj[0] === 'string' || obj instanceof L.LatLng) { - obj = L.latLng(obj); - } else { - obj = L.latLngBounds(obj); - } - - if (obj instanceof L.LatLng) { - if (!this._southWest && !this._northEast) { - this._southWest = new L.LatLng(obj.lat, obj.lng); - this._northEast = new L.LatLng(obj.lat, obj.lng); - } else { - this._southWest.lat = Math.min(obj.lat, this._southWest.lat); - this._southWest.lng = Math.min(obj.lng, this._southWest.lng); - - this._northEast.lat = Math.max(obj.lat, this._northEast.lat); - this._northEast.lng = Math.max(obj.lng, this._northEast.lng); - } - } else if (obj instanceof L.LatLngBounds) { - this.extend(obj._southWest); - this.extend(obj._northEast); - } - return this; - }, - - // extend the bounds by a percentage - pad: function (bufferRatio) { // (Number) -> LatLngBounds - var sw = this._southWest, - ne = this._northEast, - heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio, - widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio; - - return new L.LatLngBounds( - new L.LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer), - new L.LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer)); - }, - - getCenter: function () { // -> LatLng - return new L.LatLng( - (this._southWest.lat + this._northEast.lat) / 2, - (this._southWest.lng + this._northEast.lng) / 2); - }, - - getSouthWest: function () { - return this._southWest; - }, - - getNorthEast: function () { - return this._northEast; - }, - - getNorthWest: function () { - return new L.LatLng(this._northEast.lat, this._southWest.lng); - }, - - getSouthEast: function () { - return new L.LatLng(this._southWest.lat, this._northEast.lng); - }, - - contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean - if (typeof obj[0] === 'number' || obj instanceof L.LatLng) { - obj = L.latLng(obj); - } else { - obj = L.latLngBounds(obj); - } - - var sw = this._southWest, - ne = this._northEast, - sw2, ne2; - - if (obj instanceof L.LatLngBounds) { - sw2 = obj.getSouthWest(); - ne2 = obj.getNorthEast(); - } else { - sw2 = ne2 = obj; - } - - return (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) && - (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng); - }, - - intersects: function (bounds) { // (LatLngBounds) - bounds = L.latLngBounds(bounds); - - var sw = this._southWest, - ne = this._northEast, - sw2 = bounds.getSouthWest(), - ne2 = bounds.getNorthEast(), - - latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat), - lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng); - - return latIntersects && lngIntersects; - }, - - toBBoxString: function () { - var sw = this._southWest, - ne = this._northEast; - - return [sw.lng, sw.lat, ne.lng, ne.lat].join(','); - }, - - equals: function (bounds) { // (LatLngBounds) - if (!bounds) { return false; } - - bounds = L.latLngBounds(bounds); - - return this._southWest.equals(bounds.getSouthWest()) && - this._northEast.equals(bounds.getNorthEast()); - }, - - isValid: function () { - return !!(this._southWest && this._northEast); - } -}; - -//TODO International date line? - -L.latLngBounds = function (a, b) { // (LatLngBounds) or (LatLng, LatLng) - if (!a || a instanceof L.LatLngBounds) { - return a; - } - return new L.LatLngBounds(a, b); -}; - - -/* - * L.Projection contains various geographical projections used by CRS classes. - */ - -L.Projection = {}; - - -/* - * Spherical Mercator is the most popular map projection, used by EPSG:3857 CRS used by default. - */ - -L.Projection.SphericalMercator = { - MAX_LATITUDE: 85.0511287798, - - project: function (latlng) { // (LatLng) -> Point - var d = L.LatLng.DEG_TO_RAD, - max = this.MAX_LATITUDE, - lat = Math.max(Math.min(max, latlng.lat), -max), - x = latlng.lng * d, - y = lat * d; - - y = Math.log(Math.tan((Math.PI / 4) + (y / 2))); - - return new L.Point(x, y); - }, - - unproject: function (point) { // (Point, Boolean) -> LatLng - var d = L.LatLng.RAD_TO_DEG, - lng = point.x * d, - lat = (2 * Math.atan(Math.exp(point.y)) - (Math.PI / 2)) * d; - - return new L.LatLng(lat, lng); - } -}; - - -/* - * Simple equirectangular (Plate Carree) projection, used by CRS like EPSG:4326 and Simple. - */ - -L.Projection.LonLat = { - project: function (latlng) { - return new L.Point(latlng.lng, latlng.lat); - }, - - unproject: function (point) { - return new L.LatLng(point.y, point.x); - } -}; - - -/* - * L.CRS is a base object for all defined CRS (Coordinate Reference Systems) in Leaflet. - */ - -L.CRS = { - latLngToPoint: function (latlng, zoom) { // (LatLng, Number) -> Point - var projectedPoint = this.projection.project(latlng), - scale = this.scale(zoom); - - return this.transformation._transform(projectedPoint, scale); - }, - - pointToLatLng: function (point, zoom) { // (Point, Number[, Boolean]) -> LatLng - var scale = this.scale(zoom), - untransformedPoint = this.transformation.untransform(point, scale); - - return this.projection.unproject(untransformedPoint); - }, - - project: function (latlng) { - return this.projection.project(latlng); - }, - - scale: function (zoom) { - return 256 * Math.pow(2, zoom); - } -}; +(function (window, document, undefined) {/* + * The L namespace contains all Leaflet classes and functions. + * This code allows you to handle any possible namespace conflicts. + */ + +var L, originalL; + +if (typeof exports !== undefined + '') { + L = exports; +} else { + originalL = window.L; + L = {}; + + L.noConflict = function () { + window.L = originalL; + return this; + }; + + window.L = L; +} + +L.version = '0.5.1'; + + +/* + * L.Util contains various utility functions used throughout Leaflet code. + */ + +L.Util = { + extend: function (dest) { // (Object[, Object, ...]) -> + var sources = Array.prototype.slice.call(arguments, 1), + i, j, len, src; + + for (j = 0, len = sources.length; j < len; j++) { + src = sources[j] || {}; + for (i in src) { + if (src.hasOwnProperty(i)) { + dest[i] = src[i]; + } + } + } + return dest; + }, + + bind: function (fn, obj) { // (Function, Object) -> Function + var args = arguments.length > 2 ? Array.prototype.slice.call(arguments, 2) : null; + return function () { + return fn.apply(obj, args || arguments); + }; + }, + + stamp: (function () { + var lastId = 0, key = '_leaflet_id'; + return function (/*Object*/ obj) { + obj[key] = obj[key] || ++lastId; + return obj[key]; + }; + }()), + + limitExecByInterval: function (fn, time, context) { + var lock, execOnUnlock; + + return function wrapperFn() { + var args = arguments; + + if (lock) { + execOnUnlock = true; + return; + } + + lock = true; + + setTimeout(function () { + lock = false; + + if (execOnUnlock) { + wrapperFn.apply(context, args); + execOnUnlock = false; + } + }, time); + + fn.apply(context, args); + }; + }, + + falseFn: function () { + return false; + }, + + formatNum: function (num, digits) { + var pow = Math.pow(10, digits || 5); + return Math.round(num * pow) / pow; + }, + + splitWords: function (str) { + return str.replace(/^\s+|\s+$/g, '').split(/\s+/); + }, + + setOptions: function (obj, options) { + obj.options = L.extend({}, obj.options, options); + return obj.options; + }, + + getParamString: function (obj, existingUrl) { + var params = []; + for (var i in obj) { + if (obj.hasOwnProperty(i)) { + params.push(i + '=' + obj[i]); + } + } + return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&'); + }, + + template: function (str, data) { + return str.replace(/\{ *([\w_]+) *\}/g, function (str, key) { + var value = data[key]; + if (!data.hasOwnProperty(key)) { + throw new Error('No value provided for variable ' + str); + } + return value; + }); + }, + + isArray: function (obj) { + return (Object.prototype.toString.call(obj) === '[object Array]'); + }, + + emptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=' +}; + +(function () { + + // inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/ + + function getPrefixed(name) { + var i, fn, + prefixes = ['webkit', 'moz', 'o', 'ms']; + + for (i = 0; i < prefixes.length && !fn; i++) { + fn = window[prefixes[i] + name]; + } + + return fn; + } + + var lastTime = 0; + + function timeoutDefer(fn) { + var time = +new Date(), + timeToCall = Math.max(0, 16 - (time - lastTime)); + + lastTime = time + timeToCall; + return window.setTimeout(fn, timeToCall); + } + + var requestFn = window.requestAnimationFrame || + getPrefixed('RequestAnimationFrame') || timeoutDefer; + + var cancelFn = window.cancelAnimationFrame || + getPrefixed('CancelAnimationFrame') || + getPrefixed('CancelRequestAnimationFrame') || + function (id) { window.clearTimeout(id); }; + + + L.Util.requestAnimFrame = function (fn, context, immediate, element) { + fn = L.bind(fn, context); + + if (immediate && requestFn === timeoutDefer) { + fn(); + } else { + return requestFn.call(window, fn, element); + } + }; + + L.Util.cancelAnimFrame = function (id) { + if (id) { + cancelFn.call(window, id); + } + }; + +}()); + +// shortcuts for most used utility functions +L.extend = L.Util.extend; +L.bind = L.Util.bind; +L.stamp = L.Util.stamp; +L.setOptions = L.Util.setOptions; + + +/* + * L.Class powers the OOP facilities of the library. + * Thanks to John Resig and Dean Edwards for inspiration! + */ + +L.Class = function () {}; + +L.Class.extend = function (props) { + + // extended class with the new prototype + var NewClass = function () { + + // call the constructor + if (this.initialize) { + this.initialize.apply(this, arguments); + } + + // call all constructor hooks + if (this._initHooks) { + this.callInitHooks(); + } + }; + + // instantiate class without calling constructor + var F = function () {}; + F.prototype = this.prototype; + + var proto = new F(); + proto.constructor = NewClass; + + NewClass.prototype = proto; + + //inherit parent's statics + for (var i in this) { + if (this.hasOwnProperty(i) && i !== 'prototype') { + NewClass[i] = this[i]; + } + } + + // mix static properties into the class + if (props.statics) { + L.extend(NewClass, props.statics); + delete props.statics; + } + + // mix includes into the prototype + if (props.includes) { + L.Util.extend.apply(null, [proto].concat(props.includes)); + delete props.includes; + } + + // merge options + if (props.options && proto.options) { + props.options = L.extend({}, proto.options, props.options); + } + + // mix given properties into the prototype + L.extend(proto, props); + + proto._initHooks = []; + + var parent = this; + // add method for calling all hooks + proto.callInitHooks = function () { + + if (this._initHooksCalled) { return; } + + if (parent.prototype.callInitHooks) { + parent.prototype.callInitHooks.call(this); + } + + this._initHooksCalled = true; + + for (var i = 0, len = proto._initHooks.length; i < len; i++) { + proto._initHooks[i].call(this); + } + }; + + return NewClass; +}; + + +// method for adding properties to prototype +L.Class.include = function (props) { + L.extend(this.prototype, props); +}; + +// merge new default options to the Class +L.Class.mergeOptions = function (options) { + L.extend(this.prototype.options, options); +}; + +// add a constructor hook +L.Class.addInitHook = function (fn) { // (Function) || (String, args...) + var args = Array.prototype.slice.call(arguments, 1); + + var init = typeof fn === 'function' ? fn : function () { + this[fn].apply(this, args); + }; + + this.prototype._initHooks = this.prototype._initHooks || []; + this.prototype._initHooks.push(init); +}; + + +/* + * L.Mixin.Events is used to add custom events functionality to Leaflet classes. + */ + +var key = '_leaflet_events'; + +L.Mixin = {}; + +L.Mixin.Events = { + + addEventListener: function (types, fn, context) { // (String, Function[, Object]) or (Object[, Object]) + var events = this[key] = this[key] || {}, + type, i, len; + + // Types can be a map of types/handlers + if (typeof types === 'object') { + for (type in types) { + if (types.hasOwnProperty(type)) { + this.addEventListener(type, types[type], fn); + } + } + + return this; + } + + types = L.Util.splitWords(types); + + for (i = 0, len = types.length; i < len; i++) { + events[types[i]] = events[types[i]] || []; + events[types[i]].push({ + action: fn, + context: context || this + }); + } + + return this; + }, + + hasEventListeners: function (type) { // (String) -> Boolean + return (key in this) && (type in this[key]) && (this[key][type].length > 0); + }, + + removeEventListener: function (types, fn, context) { // (String[, Function, Object]) or (Object[, Object]) + var events = this[key], + type, i, len, listeners, j; + + if (typeof types === 'object') { + for (type in types) { + if (types.hasOwnProperty(type)) { + this.removeEventListener(type, types[type], fn); + } + } + + return this; + } + + types = L.Util.splitWords(types); + + for (i = 0, len = types.length; i < len; i++) { + + if (this.hasEventListeners(types[i])) { + listeners = events[types[i]]; + + for (j = listeners.length - 1; j >= 0; j--) { + if ( + (!fn || listeners[j].action === fn) && + (!context || (listeners[j].context === context)) + ) { + listeners.splice(j, 1); + } + } + } + } + + return this; + }, + + fireEvent: function (type, data) { // (String[, Object]) + if (!this.hasEventListeners(type)) { + return this; + } + + var event = L.extend({ + type: type, + target: this + }, data); + + var listeners = this[key][type].slice(); + + for (var i = 0, len = listeners.length; i < len; i++) { + listeners[i].action.call(listeners[i].context || this, event); + } + + return this; + } +}; + +L.Mixin.Events.on = L.Mixin.Events.addEventListener; +L.Mixin.Events.off = L.Mixin.Events.removeEventListener; +L.Mixin.Events.fire = L.Mixin.Events.fireEvent; + + +/* + * L.Browser handles different browser and feature detections for internal Leaflet use. + */ + +(function () { + + var ie = !!window.ActiveXObject, + ie6 = ie && !window.XMLHttpRequest, + + // terrible browser detection to work around Safari / iOS / Android browser bugs + ua = navigator.userAgent.toLowerCase(), + webkit = ua.indexOf('webkit') !== -1, + chrome = ua.indexOf('chrome') !== -1, + android = ua.indexOf('android') !== -1, + android23 = ua.search('android [23]') !== -1, + ie7 = ie && !document.querySelector && ua.search('msie 7') !== -1, + ie8 = ie && ua.search('msie 8') !== -1, + + mobile = typeof orientation !== undefined + '', + msTouch = window.navigator && window.navigator.msPointerEnabled && + window.navigator.msMaxTouchPoints, + retina = ('devicePixelRatio' in window && window.devicePixelRatio > 1) || + ('matchMedia' in window && window.matchMedia('(min-resolution:144dpi)') && + window.matchMedia('(min-resolution:144dpi)').matches), + + doc = document.documentElement, + ie3d = ie && ('transition' in doc.style), + webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()), + gecko3d = 'MozPerspective' in doc.style, + opera3d = 'OTransition' in doc.style, + any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d); + + + var touch = !window.L_NO_TOUCH && (function () { + + var startName = 'ontouchstart'; + + // IE10+ (We simulate these into touch* events in L.DomEvent and L.DomEvent.MsTouch) or WebKit, etc. + if (msTouch || (startName in doc)) { + return true; + } + + // Firefox/Gecko + var div = document.createElement('div'), + supported = false; + + if (!div.setAttribute) { + return false; + } + div.setAttribute(startName, 'return;'); + + if (typeof div[startName] === 'function') { + supported = true; + } + + div.removeAttribute(startName); + div = null; + + return supported; + }()); + + + L.Browser = { + ie: ie, + ie6: ie6, + ie7: ie7, + ie8: ie8, + webkit: webkit, + + android: android, + android23: android23, + + chrome: chrome, + + ie3d: ie3d, + webkit3d: webkit3d, + gecko3d: gecko3d, + opera3d: opera3d, + any3d: any3d, + + mobile: mobile, + mobileWebkit: mobile && webkit, + mobileWebkit3d: mobile && webkit3d, + mobileOpera: mobile && window.opera, + + touch: touch, + msTouch: msTouch, + + retina: retina + }; + +}()); + + +/* + * L.Point represents a point with x and y coordinates. + */ + +L.Point = function (/*Number*/ x, /*Number*/ y, /*Boolean*/ round) { + this.x = (round ? Math.round(x) : x); + this.y = (round ? Math.round(y) : y); +}; + +L.Point.prototype = { + + clone: function () { + return new L.Point(this.x, this.y); + }, + + // non-destructive, returns a new point + add: function (point) { + return this.clone()._add(L.point(point)); + }, + + // destructive, used directly for performance in situations where it's safe to modify existing point + _add: function (point) { + this.x += point.x; + this.y += point.y; + return this; + }, + + subtract: function (point) { + return this.clone()._subtract(L.point(point)); + }, + + _subtract: function (point) { + this.x -= point.x; + this.y -= point.y; + return this; + }, + + divideBy: function (num) { + return this.clone()._divideBy(num); + }, + + _divideBy: function (num) { + this.x /= num; + this.y /= num; + return this; + }, + + multiplyBy: function (num) { + return this.clone()._multiplyBy(num); + }, + + _multiplyBy: function (num) { + this.x *= num; + this.y *= num; + return this; + }, + + round: function () { + return this.clone()._round(); + }, + + _round: function () { + this.x = Math.round(this.x); + this.y = Math.round(this.y); + return this; + }, + + floor: function () { + return this.clone()._floor(); + }, + + _floor: function () { + this.x = Math.floor(this.x); + this.y = Math.floor(this.y); + return this; + }, + + distanceTo: function (point) { + point = L.point(point); + + var x = point.x - this.x, + y = point.y - this.y; + + return Math.sqrt(x * x + y * y); + }, + + equals: function (point) { + return point.x === this.x && + point.y === this.y; + }, + + toString: function () { + return 'Point(' + + L.Util.formatNum(this.x) + ', ' + + L.Util.formatNum(this.y) + ')'; + } +}; + +L.point = function (x, y, round) { + if (x instanceof L.Point) { + return x; + } + if (L.Util.isArray(x)) { + return new L.Point(x[0], x[1]); + } + if (isNaN(x)) { + return x; + } + return new L.Point(x, y, round); +}; + + +/* + * L.Bounds represents a rectangular area on the screen in pixel coordinates. + */ + +L.Bounds = function (a, b) { //(Point, Point) or Point[] + if (!a) { return; } + + var points = b ? [a, b] : a; + + for (var i = 0, len = points.length; i < len; i++) { + this.extend(points[i]); + } +}; + +L.Bounds.prototype = { + // extend the bounds to contain the given point + extend: function (point) { // (Point) + point = L.point(point); + + if (!this.min && !this.max) { + this.min = point.clone(); + this.max = point.clone(); + } else { + this.min.x = Math.min(point.x, this.min.x); + this.max.x = Math.max(point.x, this.max.x); + this.min.y = Math.min(point.y, this.min.y); + this.max.y = Math.max(point.y, this.max.y); + } + return this; + }, + + getCenter: function (round) { // (Boolean) -> Point + return new L.Point( + (this.min.x + this.max.x) / 2, + (this.min.y + this.max.y) / 2, round); + }, + + getBottomLeft: function () { // -> Point + return new L.Point(this.min.x, this.max.y); + }, + + getTopRight: function () { // -> Point + return new L.Point(this.max.x, this.min.y); + }, + + getSize: function () { + return this.max.subtract(this.min); + }, + + contains: function (obj) { // (Bounds) or (Point) -> Boolean + var min, max; + + if (typeof obj[0] === 'number' || obj instanceof L.Point) { + obj = L.point(obj); + } else { + obj = L.bounds(obj); + } + + if (obj instanceof L.Bounds) { + min = obj.min; + max = obj.max; + } else { + min = max = obj; + } + + return (min.x >= this.min.x) && + (max.x <= this.max.x) && + (min.y >= this.min.y) && + (max.y <= this.max.y); + }, + + intersects: function (bounds) { // (Bounds) -> Boolean + bounds = L.bounds(bounds); + + var min = this.min, + max = this.max, + min2 = bounds.min, + max2 = bounds.max, + xIntersects = (max2.x >= min.x) && (min2.x <= max.x), + yIntersects = (max2.y >= min.y) && (min2.y <= max.y); + + return xIntersects && yIntersects; + }, + + isValid: function () { + return !!(this.min && this.max); + } +}; + +L.bounds = function (a, b) { // (Bounds) or (Point, Point) or (Point[]) + if (!a || a instanceof L.Bounds) { + return a; + } + return new L.Bounds(a, b); +}; + + +/* + * L.Transformation is an utility class to perform simple point transformations through a 2d-matrix. + */ + +L.Transformation = function (a, b, c, d) { + this._a = a; + this._b = b; + this._c = c; + this._d = d; +}; + +L.Transformation.prototype = { + transform: function (point, scale) { // (Point, Number) -> Point + return this._transform(point.clone(), scale); + }, + + // destructive transform (faster) + _transform: function (point, scale) { + scale = scale || 1; + point.x = scale * (this._a * point.x + this._b); + point.y = scale * (this._c * point.y + this._d); + return point; + }, + + untransform: function (point, scale) { + scale = scale || 1; + return new L.Point( + (point.x / scale - this._b) / this._a, + (point.y / scale - this._d) / this._c); + } +}; + + +/* + * L.DomUtil contains various utility functions for working with DOM. + */ + +L.DomUtil = { + get: function (id) { + return (typeof id === 'string' ? document.getElementById(id) : id); + }, + + getStyle: function (el, style) { + + var value = el.style[style]; + + if (!value && el.currentStyle) { + value = el.currentStyle[style]; + } + + if ((!value || value === 'auto') && document.defaultView) { + var css = document.defaultView.getComputedStyle(el, null); + value = css ? css[style] : null; + } + + return value === 'auto' ? null : value; + }, + + getViewportOffset: function (element) { + + var top = 0, + left = 0, + el = element, + docBody = document.body, + pos, + ie7 = L.Browser.ie7; + + do { + top += el.offsetTop || 0; + left += el.offsetLeft || 0; + + //add borders + top += parseInt(L.DomUtil.getStyle(el, "borderTopWidth"), 10) || 0; + left += parseInt(L.DomUtil.getStyle(el, "borderLeftWidth"), 10) || 0; + + pos = L.DomUtil.getStyle(el, 'position'); + + if (el.offsetParent === docBody && pos === 'absolute') { break; } + + if (pos === 'fixed') { + top += docBody.scrollTop || 0; + left += docBody.scrollLeft || 0; + break; + } + el = el.offsetParent; + + } while (el); + + el = element; + + do { + if (el === docBody) { break; } + + top -= el.scrollTop || 0; + left -= el.scrollLeft || 0; + + // webkit (and ie <= 7) handles RTL scrollLeft different to everyone else + // https://code.google.com/p/closure-library/source/browse/trunk/closure/goog/style/bidi.js + if (!L.DomUtil.documentIsLtr() && (L.Browser.webkit || ie7)) { + left += el.scrollWidth - el.clientWidth; + + // ie7 shows the scrollbar by default and provides clientWidth counting it, so we + // need to add it back in if it is visible; scrollbar is on the left as we are RTL + if (ie7 && L.DomUtil.getStyle(el, 'overflow-y') !== 'hidden' && + L.DomUtil.getStyle(el, 'overflow') !== 'hidden') { + left += 17; + } + } + + el = el.parentNode; + } while (el); + + return new L.Point(left, top); + }, + + documentIsLtr: function () { + if (!L.DomUtil._docIsLtrCached) { + L.DomUtil._docIsLtrCached = true; + L.DomUtil._docIsLtr = L.DomUtil.getStyle(document.body, 'direction') === "ltr"; + } + return L.DomUtil._docIsLtr; + }, + + create: function (tagName, className, container) { + + var el = document.createElement(tagName); + el.className = className; + + if (container) { + container.appendChild(el); + } + + return el; + }, + + disableTextSelection: function () { + if (document.selection && document.selection.empty) { + document.selection.empty(); + } + if (!this._onselectstart) { + this._onselectstart = document.onselectstart || null; + document.onselectstart = L.Util.falseFn; + } + }, + + enableTextSelection: function () { + if (document.onselectstart === L.Util.falseFn) { + document.onselectstart = this._onselectstart; + this._onselectstart = null; + } + }, + + hasClass: function (el, name) { + return (el.className.length > 0) && + new RegExp("(^|\\s)" + name + "(\\s|$)").test(el.className); + }, + + addClass: function (el, name) { + if (!L.DomUtil.hasClass(el, name)) { + el.className += (el.className ? ' ' : '') + name; + } + }, + + removeClass: function (el, name) { + + function replaceFn(w, match) { + if (match === name) { return ''; } + return w; + } + + el.className = el.className + .replace(/(\S+)\s*/g, replaceFn) + .replace(/(^\s+|\s+$)/, ''); + }, + + setOpacity: function (el, value) { + if ('opacity' in el.style) { + el.style.opacity = value; + } else if ('filter' in el.style) { + var filterName = 'alpha'; + value = Math.round(value * 100); + el.style.filter = filterName + '(opacity=' + value + ')'; + } + }, + + testProp: function (props) { + + var style = document.documentElement.style; + + for (var i = 0; i < props.length; i++) { + if (props[i] in style) { + return props[i]; + } + } + return false; + }, + + getTranslateString: function (point) { + // on WebKit browsers (Chrome/Safari/iOS Safari/Android) using translate3d instead of translate + // makes animation smoother as it ensures HW accel is used. Firefox 13 doesn't care + // (same speed either way), Opera 12 doesn't support translate3d + + var is3d = L.Browser.webkit3d, + open = 'translate' + (is3d ? '3d' : '') + '(', + close = (is3d ? ',0' : '') + ')'; + + return open + point.x + 'px,' + point.y + 'px' + close; + }, + + getScaleString: function (scale, origin) { + + var preTranslateStr = L.DomUtil.getTranslateString(origin.add(origin.multiplyBy(-1 * scale))), + scaleStr = ' scale(' + scale + ') '; + + return preTranslateStr + scaleStr; + }, + + setPosition: function (el, point, disable3D) { // (HTMLElement, Point[, Boolean]) + + el._leaflet_pos = point; + + if (!disable3D && L.Browser.any3d) { + el.style[L.DomUtil.TRANSFORM] = L.DomUtil.getTranslateString(point); + + // workaround for Android 2/3 stability (https://github.com/CloudMade/Leaflet/issues/69) + if (L.Browser.mobileWebkit3d) { + el.style.WebkitBackfaceVisibility = 'hidden'; + } + } else { + el.style.left = point.x + 'px'; + el.style.top = point.y + 'px'; + } + }, + + getPosition: function (el) { + // this method is only used for elements previously positioned using setPosition, + // so it's safe to cache the position for performance + return el._leaflet_pos; + } +}; + + +// prefix style property names + +L.DomUtil.TRANSFORM = L.DomUtil.testProp( + ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']); + +// webkitTransition comes first because some browser versions that drop vendor prefix don't do +// the same for the transitionend event, in particular the Android 4.1 stock browser + +L.DomUtil.TRANSITION = L.DomUtil.testProp( + ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); + +L.DomUtil.TRANSITION_END = + L.DomUtil.TRANSITION === 'webkitTransition' || L.DomUtil.TRANSITION === 'OTransition' ? + L.DomUtil.TRANSITION + 'End' : 'transitionend'; + + +/* + * L.LatLng represents a geographical point with latitude and longitude coordinates. + */ + +L.LatLng = function (rawLat, rawLng) { // (Number, Number) + var lat = parseFloat(rawLat), + lng = parseFloat(rawLng); + + if (isNaN(lat) || isNaN(lng)) { + throw new Error('Invalid LatLng object: (' + rawLat + ', ' + rawLng + ')'); + } + + this.lat = lat; + this.lng = lng; +}; + +L.extend(L.LatLng, { + DEG_TO_RAD: Math.PI / 180, + RAD_TO_DEG: 180 / Math.PI, + MAX_MARGIN: 1.0E-9 // max margin of error for the "equals" check +}); + +L.LatLng.prototype = { + equals: function (obj) { // (LatLng) -> Boolean + if (!obj) { return false; } + + obj = L.latLng(obj); + + var margin = Math.max( + Math.abs(this.lat - obj.lat), + Math.abs(this.lng - obj.lng)); + + return margin <= L.LatLng.MAX_MARGIN; + }, + + toString: function (precision) { // (Number) -> String + return 'LatLng(' + + L.Util.formatNum(this.lat, precision) + ', ' + + L.Util.formatNum(this.lng, precision) + ')'; + }, + + // Haversine distance formula, see http://en.wikipedia.org/wiki/Haversine_formula + // TODO move to projection code, LatLng shouldn't know about Earth + distanceTo: function (other) { // (LatLng) -> Number + other = L.latLng(other); + + var R = 6378137, // earth radius in meters + d2r = L.LatLng.DEG_TO_RAD, + dLat = (other.lat - this.lat) * d2r, + dLon = (other.lng - this.lng) * d2r, + lat1 = this.lat * d2r, + lat2 = other.lat * d2r, + sin1 = Math.sin(dLat / 2), + sin2 = Math.sin(dLon / 2); + + var a = sin1 * sin1 + sin2 * sin2 * Math.cos(lat1) * Math.cos(lat2); + + return R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); + }, + + wrap: function (a, b) { // (Number, Number) -> LatLng + var lng = this.lng; + + a = a || -180; + b = b || 180; + + lng = (lng + b) % (b - a) + (lng < a || lng === b ? b : a); + + return new L.LatLng(this.lat, lng); + } +}; + +L.latLng = function (a, b) { // (LatLng) or ([Number, Number]) or (Number, Number) + if (a instanceof L.LatLng) { + return a; + } + if (L.Util.isArray(a)) { + return new L.LatLng(a[0], a[1]); + } + if (isNaN(a)) { + return a; + } + return new L.LatLng(a, b); +}; + + + +/* + * L.LatLngBounds represents a rectangular area on the map in geographical coordinates. + */ + +L.LatLngBounds = function (southWest, northEast) { // (LatLng, LatLng) or (LatLng[]) + if (!southWest) { return; } + + var latlngs = northEast ? [southWest, northEast] : southWest; + + for (var i = 0, len = latlngs.length; i < len; i++) { + this.extend(latlngs[i]); + } +}; + +L.LatLngBounds.prototype = { + // extend the bounds to contain the given point or bounds + extend: function (obj) { // (LatLng) or (LatLngBounds) + if (typeof obj[0] === 'number' || typeof obj[0] === 'string' || obj instanceof L.LatLng) { + obj = L.latLng(obj); + } else { + obj = L.latLngBounds(obj); + } + + if (obj instanceof L.LatLng) { + if (!this._southWest && !this._northEast) { + this._southWest = new L.LatLng(obj.lat, obj.lng); + this._northEast = new L.LatLng(obj.lat, obj.lng); + } else { + this._southWest.lat = Math.min(obj.lat, this._southWest.lat); + this._southWest.lng = Math.min(obj.lng, this._southWest.lng); + + this._northEast.lat = Math.max(obj.lat, this._northEast.lat); + this._northEast.lng = Math.max(obj.lng, this._northEast.lng); + } + } else if (obj instanceof L.LatLngBounds) { + this.extend(obj._southWest); + this.extend(obj._northEast); + } + return this; + }, + + // extend the bounds by a percentage + pad: function (bufferRatio) { // (Number) -> LatLngBounds + var sw = this._southWest, + ne = this._northEast, + heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio, + widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio; + + return new L.LatLngBounds( + new L.LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer), + new L.LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer)); + }, + + getCenter: function () { // -> LatLng + return new L.LatLng( + (this._southWest.lat + this._northEast.lat) / 2, + (this._southWest.lng + this._northEast.lng) / 2); + }, + + getSouthWest: function () { + return this._southWest; + }, + + getNorthEast: function () { + return this._northEast; + }, + + getNorthWest: function () { + return new L.LatLng(this._northEast.lat, this._southWest.lng); + }, + + getSouthEast: function () { + return new L.LatLng(this._southWest.lat, this._northEast.lng); + }, + + contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean + if (typeof obj[0] === 'number' || obj instanceof L.LatLng) { + obj = L.latLng(obj); + } else { + obj = L.latLngBounds(obj); + } + + var sw = this._southWest, + ne = this._northEast, + sw2, ne2; + + if (obj instanceof L.LatLngBounds) { + sw2 = obj.getSouthWest(); + ne2 = obj.getNorthEast(); + } else { + sw2 = ne2 = obj; + } + + return (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) && + (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng); + }, + + intersects: function (bounds) { // (LatLngBounds) + bounds = L.latLngBounds(bounds); + + var sw = this._southWest, + ne = this._northEast, + sw2 = bounds.getSouthWest(), + ne2 = bounds.getNorthEast(), + + latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat), + lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng); + + return latIntersects && lngIntersects; + }, + + toBBoxString: function () { + var sw = this._southWest, + ne = this._northEast; + + return [sw.lng, sw.lat, ne.lng, ne.lat].join(','); + }, + + equals: function (bounds) { // (LatLngBounds) + if (!bounds) { return false; } + + bounds = L.latLngBounds(bounds); + + return this._southWest.equals(bounds.getSouthWest()) && + this._northEast.equals(bounds.getNorthEast()); + }, + + isValid: function () { + return !!(this._southWest && this._northEast); + } +}; + +//TODO International date line? + +L.latLngBounds = function (a, b) { // (LatLngBounds) or (LatLng, LatLng) + if (!a || a instanceof L.LatLngBounds) { + return a; + } + return new L.LatLngBounds(a, b); +}; + + +/* + * L.Projection contains various geographical projections used by CRS classes. + */ + +L.Projection = {}; + + +/* + * Spherical Mercator is the most popular map projection, used by EPSG:3857 CRS used by default. + */ + +L.Projection.SphericalMercator = { + MAX_LATITUDE: 85.0511287798, + + project: function (latlng) { // (LatLng) -> Point + var d = L.LatLng.DEG_TO_RAD, + max = this.MAX_LATITUDE, + lat = Math.max(Math.min(max, latlng.lat), -max), + x = latlng.lng * d, + y = lat * d; + + y = Math.log(Math.tan((Math.PI / 4) + (y / 2))); + + return new L.Point(x, y); + }, + + unproject: function (point) { // (Point, Boolean) -> LatLng + var d = L.LatLng.RAD_TO_DEG, + lng = point.x * d, + lat = (2 * Math.atan(Math.exp(point.y)) - (Math.PI / 2)) * d; + + return new L.LatLng(lat, lng); + } +}; + + +/* + * Simple equirectangular (Plate Carree) projection, used by CRS like EPSG:4326 and Simple. + */ + +L.Projection.LonLat = { + project: function (latlng) { + return new L.Point(latlng.lng, latlng.lat); + }, + + unproject: function (point) { + return new L.LatLng(point.y, point.x); + } +}; + + +/* + * L.CRS is a base object for all defined CRS (Coordinate Reference Systems) in Leaflet. + */ + +L.CRS = { + latLngToPoint: function (latlng, zoom) { // (LatLng, Number) -> Point + var projectedPoint = this.projection.project(latlng), + scale = this.scale(zoom); + + return this.transformation._transform(projectedPoint, scale); + }, + + pointToLatLng: function (point, zoom) { // (Point, Number[, Boolean]) -> LatLng + var scale = this.scale(zoom), + untransformedPoint = this.transformation.untransform(point, scale); + + return this.projection.unproject(untransformedPoint); + }, + + project: function (latlng) { + return this.projection.project(latlng); + }, + + scale: function (zoom) { + return 256 * Math.pow(2, zoom); + } +}; /* @@ -1294,1709 +1282,1724 @@ L.CRS.Simple = L.extend({}, L.CRS, { }); -/* - * L.CRS.EPSG3857 (Spherical Mercator) is the most common CRS for web mapping - * and is used by Leaflet by default. - */ - -L.CRS.EPSG3857 = L.extend({}, L.CRS, { - code: 'EPSG:3857', - - projection: L.Projection.SphericalMercator, - transformation: new L.Transformation(0.5 / Math.PI, 0.5, -0.5 / Math.PI, 0.5), - - project: function (latlng) { // (LatLng) -> Point - var projectedPoint = this.projection.project(latlng), - earthRadius = 6378137; - return projectedPoint.multiplyBy(earthRadius); - } -}); - -L.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, { - code: 'EPSG:900913' -}); - - -/* - * L.CRS.EPSG4326 is a CRS popular among advanced GIS specialists. - */ - -L.CRS.EPSG4326 = L.extend({}, L.CRS, { - code: 'EPSG:4326', - - projection: L.Projection.LonLat, - transformation: new L.Transformation(1 / 360, 0.5, -1 / 360, 0.5) -}); - - -/* - * L.Map is the central class of the API - it is used to create a map. - */ - -L.Map = L.Class.extend({ - - includes: L.Mixin.Events, - - options: { - crs: L.CRS.EPSG3857, - - /* - center: LatLng, - zoom: Number, - layers: Array, - */ - - fadeAnimation: L.DomUtil.TRANSITION && !L.Browser.android23, - trackResize: true, - markerZoomAnimation: L.DomUtil.TRANSITION && L.Browser.any3d - }, - - initialize: function (id, options) { // (HTMLElement or String, Object) - options = L.setOptions(this, options); - - this._initContainer(id); - this._initLayout(); - this.callInitHooks(); - this._initEvents(); - - if (options.maxBounds) { - this.setMaxBounds(options.maxBounds); - } - - if (options.center && options.zoom !== undefined) { - this.setView(L.latLng(options.center), options.zoom, true); - } - - this._initLayers(options.layers); - }, - - - // public methods that modify map state - - // replaced by animation-powered implementation in Map.PanAnimation.js - setView: function (center, zoom) { - this._resetView(L.latLng(center), this._limitZoom(zoom)); - return this; - }, - - setZoom: function (zoom) { // (Number) - return this.setView(this.getCenter(), zoom); - }, - - zoomIn: function (delta) { - return this.setZoom(this._zoom + (delta || 1)); - }, - - zoomOut: function (delta) { - return this.setZoom(this._zoom - (delta || 1)); - }, - - fitBounds: function (bounds) { // (LatLngBounds) - var zoom = this.getBoundsZoom(bounds); - return this.setView(L.latLngBounds(bounds).getCenter(), zoom); - }, - - fitWorld: function () { - var sw = new L.LatLng(-60, -170), - ne = new L.LatLng(85, 179); - - return this.fitBounds(new L.LatLngBounds(sw, ne)); - }, - - panTo: function (center) { // (LatLng) - return this.setView(center, this._zoom); - }, - - panBy: function (offset) { // (Point) - // replaced with animated panBy in Map.Animation.js - this.fire('movestart'); - - this._rawPanBy(L.point(offset)); - - this.fire('move'); - return this.fire('moveend'); - }, - - setMaxBounds: function (bounds) { - bounds = L.latLngBounds(bounds); - - this.options.maxBounds = bounds; - - if (!bounds) { - this._boundsMinZoom = null; - return this; - } - - var minZoom = this.getBoundsZoom(bounds, true); - - this._boundsMinZoom = minZoom; - - if (this._loaded) { - if (this._zoom < minZoom) { - this.setView(bounds.getCenter(), minZoom); - } else { - this.panInsideBounds(bounds); - } - } - - return this; - }, - - panInsideBounds: function (bounds) { - bounds = L.latLngBounds(bounds); - - var viewBounds = this.getBounds(), - viewSw = this.project(viewBounds.getSouthWest()), - viewNe = this.project(viewBounds.getNorthEast()), - sw = this.project(bounds.getSouthWest()), - ne = this.project(bounds.getNorthEast()), - dx = 0, - dy = 0; - - if (viewNe.y < ne.y) { // north - dy = ne.y - viewNe.y; - } - if (viewNe.x > ne.x) { // east - dx = ne.x - viewNe.x; - } - if (viewSw.y > sw.y) { // south - dy = sw.y - viewSw.y; - } - if (viewSw.x < sw.x) { // west - dx = sw.x - viewSw.x; - } - - return this.panBy(new L.Point(dx, dy, true)); - }, - - addLayer: function (layer) { - // TODO method is too big, refactor - - var id = L.stamp(layer); - - if (this._layers[id]) { return this; } - - this._layers[id] = layer; - - // TODO getMaxZoom, getMinZoom in ILayer (instead of options) - if (layer.options && (!isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom))) { - this._zoomBoundLayers[id] = layer; - this._updateZoomLevels(); - } - - // TODO looks ugly, refactor!!! - if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { - this._tileLayersNum++; - this._tileLayersToLoad++; - layer.on('load', this._onTileLayerLoad, this); - } - - this.whenReady(function () { - layer.onAdd(this); - this.fire('layeradd', {layer: layer}); - }, this); - - return this; - }, - - removeLayer: function (layer) { - var id = L.stamp(layer); - - if (!this._layers[id]) { return; } - - layer.onRemove(this); - - delete this._layers[id]; - if (this._zoomBoundLayers[id]) { - delete this._zoomBoundLayers[id]; - this._updateZoomLevels(); - } - - // TODO looks ugly, refactor - if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { - this._tileLayersNum--; - this._tileLayersToLoad--; - layer.off('load', this._onTileLayerLoad, this); - } - - return this.fire('layerremove', {layer: layer}); - }, - - hasLayer: function (layer) { - var id = L.stamp(layer); - return this._layers.hasOwnProperty(id); - }, - - invalidateSize: function (animate) { - var oldSize = this.getSize(); - - this._sizeChanged = true; - - if (this.options.maxBounds) { - this.setMaxBounds(this.options.maxBounds); - } - - if (!this._loaded) { return this; } - - var offset = oldSize._subtract(this.getSize())._divideBy(2)._round(); - - if (animate === true) { - this.panBy(offset); - } else { - this._rawPanBy(offset); - - this.fire('move'); - - clearTimeout(this._sizeTimer); - this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); - } - return this; - }, - - // TODO handler.addTo - addHandler: function (name, HandlerClass) { - if (!HandlerClass) { return; } - - this[name] = new HandlerClass(this); - - if (this.options[name]) { - this[name].enable(); - } - - return this; - }, - - - // public methods for getting map state - - getCenter: function () { // (Boolean) -> LatLng - return this.layerPointToLatLng(this._getCenterLayerPoint()); - }, - - getZoom: function () { - return this._zoom; - }, - - getBounds: function () { - var bounds = this.getPixelBounds(), - sw = this.unproject(bounds.getBottomLeft()), - ne = this.unproject(bounds.getTopRight()); - - return new L.LatLngBounds(sw, ne); - }, - - getMinZoom: function () { - var z1 = this.options.minZoom || 0, - z2 = this._layersMinZoom || 0, - z3 = this._boundsMinZoom || 0; - - return Math.max(z1, z2, z3); - }, - - getMaxZoom: function () { - var z1 = this.options.maxZoom === undefined ? Infinity : this.options.maxZoom, - z2 = this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom; - - return Math.min(z1, z2); - }, - - getBoundsZoom: function (bounds, inside) { // (LatLngBounds, Boolean) -> Number - bounds = L.latLngBounds(bounds); - - var size = this.getSize(), - zoom = this.options.minZoom || 0, - maxZoom = this.getMaxZoom(), - ne = bounds.getNorthEast(), - sw = bounds.getSouthWest(), - boundsSize, - nePoint, - swPoint, - zoomNotFound = true; - - if (inside) { - zoom--; - } - - do { - zoom++; - nePoint = this.project(ne, zoom); - swPoint = this.project(sw, zoom); - - boundsSize = new L.Point( - Math.abs(nePoint.x - swPoint.x), - Math.abs(swPoint.y - nePoint.y)); - - if (!inside) { - zoomNotFound = boundsSize.x <= size.x && boundsSize.y <= size.y; - } else { - zoomNotFound = boundsSize.x < size.x || boundsSize.y < size.y; - } - } while (zoomNotFound && zoom <= maxZoom); - - if (zoomNotFound && inside) { - return null; - } - - return inside ? zoom : zoom - 1; - }, - - getSize: function () { - if (!this._size || this._sizeChanged) { - this._size = new L.Point( - this._container.clientWidth, - this._container.clientHeight); - - this._sizeChanged = false; - } - return this._size.clone(); - }, - - getPixelBounds: function () { - var topLeftPoint = this._getTopLeftPoint(); - return new L.Bounds(topLeftPoint, topLeftPoint.add(this.getSize())); - }, - - getPixelOrigin: function () { - return this._initialTopLeftPoint; - }, - - getPanes: function () { - return this._panes; - }, - - getContainer: function () { - return this._container; - }, - - - // TODO replace with universal implementation after refactoring projections - - getZoomScale: function (toZoom) { - var crs = this.options.crs; - return crs.scale(toZoom) / crs.scale(this._zoom); - }, - - getScaleZoom: function (scale) { - return this._zoom + (Math.log(scale) / Math.LN2); - }, - - - // conversion methods - - project: function (latlng, zoom) { // (LatLng[, Number]) -> Point - zoom = zoom === undefined ? this._zoom : zoom; - return this.options.crs.latLngToPoint(L.latLng(latlng), zoom); - }, - - unproject: function (point, zoom) { // (Point[, Number]) -> LatLng - zoom = zoom === undefined ? this._zoom : zoom; - return this.options.crs.pointToLatLng(L.point(point), zoom); - }, - - layerPointToLatLng: function (point) { // (Point) - var projectedPoint = L.point(point).add(this._initialTopLeftPoint); - return this.unproject(projectedPoint); - }, - - latLngToLayerPoint: function (latlng) { // (LatLng) - var projectedPoint = this.project(L.latLng(latlng))._round(); - return projectedPoint._subtract(this._initialTopLeftPoint); - }, - - containerPointToLayerPoint: function (point) { // (Point) - return L.point(point).subtract(this._getMapPanePos()); - }, - - layerPointToContainerPoint: function (point) { // (Point) - return L.point(point).add(this._getMapPanePos()); - }, - - containerPointToLatLng: function (point) { - var layerPoint = this.containerPointToLayerPoint(L.point(point)); - return this.layerPointToLatLng(layerPoint); - }, - - latLngToContainerPoint: function (latlng) { - return this.layerPointToContainerPoint(this.latLngToLayerPoint(L.latLng(latlng))); - }, - - mouseEventToContainerPoint: function (e) { // (MouseEvent) - return L.DomEvent.getMousePosition(e, this._container); - }, - - mouseEventToLayerPoint: function (e) { // (MouseEvent) - return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); - }, - - mouseEventToLatLng: function (e) { // (MouseEvent) - return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); - }, - - - // map initialization methods - - _initContainer: function (id) { - var container = this._container = L.DomUtil.get(id); - - if (container._leaflet) { - throw new Error("Map container is already initialized."); - } - - container._leaflet = true; - }, - - _initLayout: function () { - var container = this._container; - - L.DomUtil.addClass(container, 'leaflet-container'); - - if (L.Browser.touch) { - L.DomUtil.addClass(container, 'leaflet-touch'); - } - - if (this.options.fadeAnimation) { - L.DomUtil.addClass(container, 'leaflet-fade-anim'); - } - - var position = L.DomUtil.getStyle(container, 'position'); - - if (position !== 'absolute' && position !== 'relative' && position !== 'fixed') { - container.style.position = 'relative'; - } - - this._initPanes(); - - if (this._initControlPos) { - this._initControlPos(); - } - }, - - _initPanes: function () { - var panes = this._panes = {}; - - this._mapPane = panes.mapPane = this._createPane('leaflet-map-pane', this._container); - - this._tilePane = panes.tilePane = this._createPane('leaflet-tile-pane', this._mapPane); - panes.objectsPane = this._createPane('leaflet-objects-pane', this._mapPane); - panes.shadowPane = this._createPane('leaflet-shadow-pane'); - panes.overlayPane = this._createPane('leaflet-overlay-pane'); - panes.markerPane = this._createPane('leaflet-marker-pane'); - panes.popupPane = this._createPane('leaflet-popup-pane'); - - var zoomHide = ' leaflet-zoom-hide'; - - if (!this.options.markerZoomAnimation) { - L.DomUtil.addClass(panes.markerPane, zoomHide); - L.DomUtil.addClass(panes.shadowPane, zoomHide); - L.DomUtil.addClass(panes.popupPane, zoomHide); - } - }, - - _createPane: function (className, container) { - return L.DomUtil.create('div', className, container || this._panes.objectsPane); - }, - - _initLayers: function (layers) { +/* + * L.CRS.EPSG3857 (Spherical Mercator) is the most common CRS for web mapping + * and is used by Leaflet by default. + */ + +L.CRS.EPSG3857 = L.extend({}, L.CRS, { + code: 'EPSG:3857', + + projection: L.Projection.SphericalMercator, + transformation: new L.Transformation(0.5 / Math.PI, 0.5, -0.5 / Math.PI, 0.5), + + project: function (latlng) { // (LatLng) -> Point + var projectedPoint = this.projection.project(latlng), + earthRadius = 6378137; + return projectedPoint.multiplyBy(earthRadius); + } +}); + +L.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, { + code: 'EPSG:900913' +}); + + +/* + * L.CRS.EPSG4326 is a CRS popular among advanced GIS specialists. + */ + +L.CRS.EPSG4326 = L.extend({}, L.CRS, { + code: 'EPSG:4326', + + projection: L.Projection.LonLat, + transformation: new L.Transformation(1 / 360, 0.5, -1 / 360, 0.5) +}); + + +/* + * L.Map is the central class of the API - it is used to create a map. + */ + +L.Map = L.Class.extend({ + + includes: L.Mixin.Events, + + options: { + crs: L.CRS.EPSG3857, + + /* + center: LatLng, + zoom: Number, + layers: Array, + */ + + fadeAnimation: L.DomUtil.TRANSITION && !L.Browser.android23, + trackResize: true, + markerZoomAnimation: L.DomUtil.TRANSITION && L.Browser.any3d + }, + + initialize: function (id, options) { // (HTMLElement or String, Object) + options = L.setOptions(this, options); + + this._initContainer(id); + this._initLayout(); + this.callInitHooks(); + this._initEvents(); + + if (options.maxBounds) { + this.setMaxBounds(options.maxBounds); + } + + if (options.center && options.zoom !== undefined) { + this.setView(L.latLng(options.center), options.zoom, true); + } + + this._initLayers(options.layers); + }, + + + // public methods that modify map state + + // replaced by animation-powered implementation in Map.PanAnimation.js + setView: function (center, zoom) { + this._resetView(L.latLng(center), this._limitZoom(zoom)); + return this; + }, + + setZoom: function (zoom) { // (Number) + return this.setView(this.getCenter(), zoom); + }, + + zoomIn: function (delta) { + return this.setZoom(this._zoom + (delta || 1)); + }, + + zoomOut: function (delta) { + return this.setZoom(this._zoom - (delta || 1)); + }, + + fitBounds: function (bounds) { // (LatLngBounds) + var zoom = this.getBoundsZoom(bounds); + return this.setView(L.latLngBounds(bounds).getCenter(), zoom); + }, + + fitWorld: function () { + var sw = new L.LatLng(-60, -170), + ne = new L.LatLng(85, 179); + + return this.fitBounds(new L.LatLngBounds(sw, ne)); + }, + + panTo: function (center) { // (LatLng) + return this.setView(center, this._zoom); + }, + + panBy: function (offset) { // (Point) + // replaced with animated panBy in Map.Animation.js + this.fire('movestart'); + + this._rawPanBy(L.point(offset)); + + this.fire('move'); + return this.fire('moveend'); + }, + + setMaxBounds: function (bounds) { + bounds = L.latLngBounds(bounds); + + this.options.maxBounds = bounds; + + if (!bounds) { + this._boundsMinZoom = null; + return this; + } + + var minZoom = this.getBoundsZoom(bounds, true); + + this._boundsMinZoom = minZoom; + + if (this._loaded) { + if (this._zoom < minZoom) { + this.setView(bounds.getCenter(), minZoom); + } else { + this.panInsideBounds(bounds); + } + } + + return this; + }, + + panInsideBounds: function (bounds) { + bounds = L.latLngBounds(bounds); + + var viewBounds = this.getBounds(), + viewSw = this.project(viewBounds.getSouthWest()), + viewNe = this.project(viewBounds.getNorthEast()), + sw = this.project(bounds.getSouthWest()), + ne = this.project(bounds.getNorthEast()), + dx = 0, + dy = 0; + + if (viewNe.y < ne.y) { // north + dy = ne.y - viewNe.y; + } + if (viewNe.x > ne.x) { // east + dx = ne.x - viewNe.x; + } + if (viewSw.y > sw.y) { // south + dy = sw.y - viewSw.y; + } + if (viewSw.x < sw.x) { // west + dx = sw.x - viewSw.x; + } + + return this.panBy(new L.Point(dx, dy, true)); + }, + + addLayer: function (layer) { + // TODO method is too big, refactor + + var id = L.stamp(layer); + + if (this._layers[id]) { return this; } + + this._layers[id] = layer; + + // TODO getMaxZoom, getMinZoom in ILayer (instead of options) + if (layer.options && (!isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom))) { + this._zoomBoundLayers[id] = layer; + this._updateZoomLevels(); + } + + // TODO looks ugly, refactor!!! + if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { + this._tileLayersNum++; + this._tileLayersToLoad++; + layer.on('load', this._onTileLayerLoad, this); + } + + this.whenReady(function () { + layer.onAdd(this); + this.fire('layeradd', {layer: layer}); + }, this); + + return this; + }, + + removeLayer: function (layer) { + var id = L.stamp(layer); + + if (!this._layers[id]) { return; } + + layer.onRemove(this); + + delete this._layers[id]; + if (this._zoomBoundLayers[id]) { + delete this._zoomBoundLayers[id]; + this._updateZoomLevels(); + } + + // TODO looks ugly, refactor + if (this.options.zoomAnimation && L.TileLayer && (layer instanceof L.TileLayer)) { + this._tileLayersNum--; + this._tileLayersToLoad--; + layer.off('load', this._onTileLayerLoad, this); + } + + return this.fire('layerremove', {layer: layer}); + }, + + hasLayer: function (layer) { + var id = L.stamp(layer); + return this._layers.hasOwnProperty(id); + }, + + invalidateSize: function (animate) { + var oldSize = this.getSize(); + + this._sizeChanged = true; + + if (this.options.maxBounds) { + this.setMaxBounds(this.options.maxBounds); + } + + if (!this._loaded) { return this; } + + var offset = oldSize._subtract(this.getSize())._divideBy(2)._round(); + + if (animate === true) { + this.panBy(offset); + } else { + this._rawPanBy(offset); + + this.fire('move'); + + clearTimeout(this._sizeTimer); + this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); + } + return this; + }, + + // TODO handler.addTo + addHandler: function (name, HandlerClass) { + if (!HandlerClass) { return; } + + this[name] = new HandlerClass(this); + + if (this.options[name]) { + this[name].enable(); + } + + return this; + }, + + + // public methods for getting map state + + getCenter: function () { // (Boolean) -> LatLng + return this.layerPointToLatLng(this._getCenterLayerPoint()); + }, + + getZoom: function () { + return this._zoom; + }, + + getBounds: function () { + var bounds = this.getPixelBounds(), + sw = this.unproject(bounds.getBottomLeft()), + ne = this.unproject(bounds.getTopRight()); + + return new L.LatLngBounds(sw, ne); + }, + + getMinZoom: function () { + var z1 = this.options.minZoom || 0, + z2 = this._layersMinZoom || 0, + z3 = this._boundsMinZoom || 0; + + return Math.max(z1, z2, z3); + }, + + getMaxZoom: function () { + var z1 = this.options.maxZoom === undefined ? Infinity : this.options.maxZoom, + z2 = this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom; + + return Math.min(z1, z2); + }, + + getBoundsZoom: function (bounds, inside) { // (LatLngBounds, Boolean) -> Number + bounds = L.latLngBounds(bounds); + + var size = this.getSize(), + zoom = this.options.minZoom || 0, + maxZoom = this.getMaxZoom(), + ne = bounds.getNorthEast(), + sw = bounds.getSouthWest(), + boundsSize, + nePoint, + swPoint, + zoomNotFound = true; + + if (inside) { + zoom--; + } + + do { + zoom++; + nePoint = this.project(ne, zoom); + swPoint = this.project(sw, zoom); + + boundsSize = new L.Point( + Math.abs(nePoint.x - swPoint.x), + Math.abs(swPoint.y - nePoint.y)); + + if (!inside) { + zoomNotFound = boundsSize.x <= size.x && boundsSize.y <= size.y; + } else { + zoomNotFound = boundsSize.x < size.x || boundsSize.y < size.y; + } + } while (zoomNotFound && zoom <= maxZoom); + + if (zoomNotFound && inside) { + return null; + } + + return inside ? zoom : zoom - 1; + }, + + getSize: function () { + if (!this._size || this._sizeChanged) { + this._size = new L.Point( + this._container.clientWidth, + this._container.clientHeight); + + this._sizeChanged = false; + } + return this._size.clone(); + }, + + getPixelBounds: function () { + var topLeftPoint = this._getTopLeftPoint(); + return new L.Bounds(topLeftPoint, topLeftPoint.add(this.getSize())); + }, + + getPixelOrigin: function () { + return this._initialTopLeftPoint; + }, + + getPanes: function () { + return this._panes; + }, + + getContainer: function () { + return this._container; + }, + + + // TODO replace with universal implementation after refactoring projections + + getZoomScale: function (toZoom) { + var crs = this.options.crs; + return crs.scale(toZoom) / crs.scale(this._zoom); + }, + + getScaleZoom: function (scale) { + return this._zoom + (Math.log(scale) / Math.LN2); + }, + + + // conversion methods + + project: function (latlng, zoom) { // (LatLng[, Number]) -> Point + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.latLngToPoint(L.latLng(latlng), zoom); + }, + + unproject: function (point, zoom) { // (Point[, Number]) -> LatLng + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.pointToLatLng(L.point(point), zoom); + }, + + layerPointToLatLng: function (point) { // (Point) + var projectedPoint = L.point(point).add(this._initialTopLeftPoint); + return this.unproject(projectedPoint); + }, + + latLngToLayerPoint: function (latlng) { // (LatLng) + var projectedPoint = this.project(L.latLng(latlng))._round(); + return projectedPoint._subtract(this._initialTopLeftPoint); + }, + + containerPointToLayerPoint: function (point) { // (Point) + return L.point(point).subtract(this._getMapPanePos()); + }, + + layerPointToContainerPoint: function (point) { // (Point) + return L.point(point).add(this._getMapPanePos()); + }, + + containerPointToLatLng: function (point) { + var layerPoint = this.containerPointToLayerPoint(L.point(point)); + return this.layerPointToLatLng(layerPoint); + }, + + latLngToContainerPoint: function (latlng) { + return this.layerPointToContainerPoint(this.latLngToLayerPoint(L.latLng(latlng))); + }, + + mouseEventToContainerPoint: function (e) { // (MouseEvent) + return L.DomEvent.getMousePosition(e, this._container); + }, + + mouseEventToLayerPoint: function (e) { // (MouseEvent) + return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); + }, + + mouseEventToLatLng: function (e) { // (MouseEvent) + return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); + }, + + + // map initialization methods + + _initContainer: function (id) { + var container = this._container = L.DomUtil.get(id); + + if (container._leaflet) { + throw new Error("Map container is already initialized."); + } + + container._leaflet = true; + }, + + _initLayout: function () { + var container = this._container; + + L.DomUtil.addClass(container, 'leaflet-container'); + + if (L.Browser.touch) { + L.DomUtil.addClass(container, 'leaflet-touch'); + } + + if (this.options.fadeAnimation) { + L.DomUtil.addClass(container, 'leaflet-fade-anim'); + } + + var position = L.DomUtil.getStyle(container, 'position'); + + if (position !== 'absolute' && position !== 'relative' && position !== 'fixed') { + container.style.position = 'relative'; + } + + this._initPanes(); + + if (this._initControlPos) { + this._initControlPos(); + } + }, + + _initPanes: function () { + var panes = this._panes = {}; + + this._mapPane = panes.mapPane = this._createPane('leaflet-map-pane', this._container); + + this._tilePane = panes.tilePane = this._createPane('leaflet-tile-pane', this._mapPane); + panes.objectsPane = this._createPane('leaflet-objects-pane', this._mapPane); + panes.shadowPane = this._createPane('leaflet-shadow-pane'); + panes.overlayPane = this._createPane('leaflet-overlay-pane'); + panes.markerPane = this._createPane('leaflet-marker-pane'); + panes.popupPane = this._createPane('leaflet-popup-pane'); + + var zoomHide = ' leaflet-zoom-hide'; + + if (!this.options.markerZoomAnimation) { + L.DomUtil.addClass(panes.markerPane, zoomHide); + L.DomUtil.addClass(panes.shadowPane, zoomHide); + L.DomUtil.addClass(panes.popupPane, zoomHide); + } + }, + + _createPane: function (className, container) { + return L.DomUtil.create('div', className, container || this._panes.objectsPane); + }, + + _initLayers: function (layers) { layers = layers ? (L.Util.isArray(layers) ? layers : [layers]) : []; - - this._layers = {}; - this._zoomBoundLayers = {}; - this._tileLayersNum = 0; - - var i, len; - - for (i = 0, len = layers.length; i < len; i++) { - this.addLayer(layers[i]); - } - }, - - - // private methods that modify map state - - _resetView: function (center, zoom, preserveMapOffset, afterZoomAnim) { - - var zoomChanged = (this._zoom !== zoom); - - if (!afterZoomAnim) { - this.fire('movestart'); - - if (zoomChanged) { - this.fire('zoomstart'); - } - } - - this._zoom = zoom; - - this._initialTopLeftPoint = this._getNewTopLeftPoint(center); - - if (!preserveMapOffset) { - L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); - } else { - this._initialTopLeftPoint._add(this._getMapPanePos()); - } - - this._tileLayersToLoad = this._tileLayersNum; - - var loading = !this._loaded; - this._loaded = true; - - this.fire('viewreset', {hard: !preserveMapOffset}); - - this.fire('move'); - - if (zoomChanged || afterZoomAnim) { - this.fire('zoomend'); - } - - this.fire('moveend', {hard: !preserveMapOffset}); - - if (loading) { - this.fire('load'); - } - }, - - _rawPanBy: function (offset) { - L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); - }, - - _updateZoomLevels: function () { - var i, - minZoom = Infinity, - maxZoom = -Infinity; - - for (i in this._zoomBoundLayers) { - if (this._zoomBoundLayers.hasOwnProperty(i)) { - var layer = this._zoomBoundLayers[i]; - if (!isNaN(layer.options.minZoom)) { - minZoom = Math.min(minZoom, layer.options.minZoom); - } - if (!isNaN(layer.options.maxZoom)) { - maxZoom = Math.max(maxZoom, layer.options.maxZoom); - } - } - } - - if (i === undefined) { // we have no tilelayers - this._layersMaxZoom = this._layersMinZoom = undefined; - } else { - this._layersMaxZoom = maxZoom; - this._layersMinZoom = minZoom; - } - }, - - // map events - - _initEvents: function () { - if (!L.DomEvent) { return; } - - L.DomEvent.on(this._container, 'click', this._onMouseClick, this); - - var events = ['dblclick', 'mousedown', 'mouseup', 'mouseenter', - 'mouseleave', 'mousemove', 'contextmenu'], - i, len; - - for (i = 0, len = events.length; i < len; i++) { - L.DomEvent.on(this._container, events[i], this._fireMouseEvent, this); - } - - if (this.options.trackResize) { - L.DomEvent.on(window, 'resize', this._onResize, this); - } - }, - - _onResize: function () { - L.Util.cancelAnimFrame(this._resizeRequest); - this._resizeRequest = L.Util.requestAnimFrame( - this.invalidateSize, this, false, this._container); - }, - - _onMouseClick: function (e) { - if (!this._loaded || (this.dragging && this.dragging.moved())) { return; } - - this.fire('preclick'); - this._fireMouseEvent(e); - }, - - _fireMouseEvent: function (e) { - if (!this._loaded) { return; } - - var type = e.type; - - type = (type === 'mouseenter' ? 'mouseover' : (type === 'mouseleave' ? 'mouseout' : type)); - - if (!this.hasEventListeners(type)) { return; } - - if (type === 'contextmenu') { - L.DomEvent.preventDefault(e); - } - - var containerPoint = this.mouseEventToContainerPoint(e), - layerPoint = this.containerPointToLayerPoint(containerPoint), - latlng = this.layerPointToLatLng(layerPoint); - - this.fire(type, { - latlng: latlng, - layerPoint: layerPoint, - containerPoint: containerPoint, - originalEvent: e - }); - }, - - _onTileLayerLoad: function () { - // TODO super-ugly, refactor!!! - // clear scaled tiles after all new tiles are loaded (for performance) - this._tileLayersToLoad--; - if (this._tileLayersNum && !this._tileLayersToLoad && this._tileBg) { - clearTimeout(this._clearTileBgTimer); - this._clearTileBgTimer = setTimeout(L.bind(this._clearTileBg, this), 500); - } - }, - - whenReady: function (callback, context) { - if (this._loaded) { - callback.call(context || this, this); - } else { - this.on('load', callback, context); - } - return this; - }, - - - // private methods for getting map state - - _getMapPanePos: function () { - return L.DomUtil.getPosition(this._mapPane); - }, - - _getTopLeftPoint: function () { - if (!this._loaded) { - throw new Error('Set map center and zoom first.'); - } - - return this._initialTopLeftPoint.subtract(this._getMapPanePos()); - }, - - _getNewTopLeftPoint: function (center, zoom) { - var viewHalf = this.getSize()._divideBy(2); - // TODO round on display, not calculation to increase precision? - return this.project(center, zoom)._subtract(viewHalf)._round(); - }, - - _latLngToNewLayerPoint: function (latlng, newZoom, newCenter) { - var topLeft = this._getNewTopLeftPoint(newCenter, newZoom).add(this._getMapPanePos()); - return this.project(latlng, newZoom)._subtract(topLeft); - }, - - _getCenterLayerPoint: function () { - return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); - }, - - _getCenterOffset: function (center) { - return this.latLngToLayerPoint(center).subtract(this._getCenterLayerPoint()); - }, - - _limitZoom: function (zoom) { - var min = this.getMinZoom(), - max = this.getMaxZoom(); - - return Math.max(min, Math.min(max, zoom)); - } -}); - -L.map = function (id, options) { - return new L.Map(id, options); -}; - - -/* - * Mercator projection that takes into account that the Earth is not a perfect sphere. - * Less popular than spherical mercator; used by projections like EPSG:3395. - */ - -L.Projection.Mercator = { - MAX_LATITUDE: 85.0840591556, - - R_MINOR: 6356752.3142, - R_MAJOR: 6378137, - - project: function (latlng) { // (LatLng) -> Point - var d = L.LatLng.DEG_TO_RAD, - max = this.MAX_LATITUDE, - lat = Math.max(Math.min(max, latlng.lat), -max), - r = this.R_MAJOR, - r2 = this.R_MINOR, - x = latlng.lng * d * r, - y = lat * d, - tmp = r2 / r, - eccent = Math.sqrt(1.0 - tmp * tmp), - con = eccent * Math.sin(y); - - con = Math.pow((1 - con) / (1 + con), eccent * 0.5); - - var ts = Math.tan(0.5 * ((Math.PI * 0.5) - y)) / con; - y = -r2 * Math.log(ts); - - return new L.Point(x, y); - }, - - unproject: function (point) { // (Point, Boolean) -> LatLng - var d = L.LatLng.RAD_TO_DEG, - r = this.R_MAJOR, - r2 = this.R_MINOR, - lng = point.x * d / r, - tmp = r2 / r, - eccent = Math.sqrt(1 - (tmp * tmp)), - ts = Math.exp(- point.y / r2), - phi = (Math.PI / 2) - 2 * Math.atan(ts), - numIter = 15, - tol = 1e-7, - i = numIter, - dphi = 0.1, - con; - - while ((Math.abs(dphi) > tol) && (--i > 0)) { - con = eccent * Math.sin(phi); - dphi = (Math.PI / 2) - 2 * Math.atan(ts * - Math.pow((1.0 - con) / (1.0 + con), 0.5 * eccent)) - phi; - phi += dphi; - } - - return new L.LatLng(phi * d, lng); - } -}; - - - -L.CRS.EPSG3395 = L.extend({}, L.CRS, { - code: 'EPSG:3395', - - projection: L.Projection.Mercator, - - transformation: (function () { - var m = L.Projection.Mercator, - r = m.R_MAJOR, - r2 = m.R_MINOR; - - return new L.Transformation(0.5 / (Math.PI * r), 0.5, -0.5 / (Math.PI * r2), 0.5); - }()) -}); - - -/* - * L.TileLayer is used for standard xyz-numbered tile layers. - */ - -L.TileLayer = L.Class.extend({ - includes: L.Mixin.Events, - - options: { - minZoom: 0, - maxZoom: 18, - tileSize: 256, - subdomains: 'abc', - errorTileUrl: '', - attribution: '', - zoomOffset: 0, - opacity: 1, - /* (undefined works too) - zIndex: null, - tms: false, - continuousWorld: false, - noWrap: false, - zoomReverse: false, - detectRetina: false, - reuseTiles: false, - */ - unloadInvisibleTiles: L.Browser.mobile, - updateWhenIdle: L.Browser.mobile - }, - - initialize: function (url, options) { - options = L.setOptions(this, options); - - // detecting retina displays, adjusting tileSize and zoom levels - if (options.detectRetina && L.Browser.retina && options.maxZoom > 0) { - - options.tileSize = Math.floor(options.tileSize / 2); - options.zoomOffset++; - - if (options.minZoom > 0) { - options.minZoom--; - } - this.options.maxZoom--; - } - - this._url = url; - - var subdomains = this.options.subdomains; - - if (typeof subdomains === 'string') { - this.options.subdomains = subdomains.split(''); - } - }, - - onAdd: function (map) { - this._map = map; - - // create a container div for tiles - this._initContainer(); - - // create an image to clone for tiles - this._createTileProto(); - - // set up events - map.on({ - 'viewreset': this._resetCallback, - 'moveend': this._update - }, this); - - if (!this.options.updateWhenIdle) { - this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this); - map.on('move', this._limitedUpdate, this); - } - - this._reset(); - this._update(); - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - onRemove: function (map) { - this._container.parentNode.removeChild(this._container); - - map.off({ - 'viewreset': this._resetCallback, - 'moveend': this._update - }, this); - - if (!this.options.updateWhenIdle) { - map.off('move', this._limitedUpdate, this); - } - - this._container = null; - this._map = null; - }, - - bringToFront: function () { - var pane = this._map._panes.tilePane; - - if (this._container) { - pane.appendChild(this._container); - this._setAutoZIndex(pane, Math.max); - } - - return this; - }, - - bringToBack: function () { - var pane = this._map._panes.tilePane; - - if (this._container) { - pane.insertBefore(this._container, pane.firstChild); - this._setAutoZIndex(pane, Math.min); - } - - return this; - }, - - getAttribution: function () { - return this.options.attribution; - }, - - setOpacity: function (opacity) { - this.options.opacity = opacity; - - if (this._map) { - this._updateOpacity(); - } - - return this; - }, - - setZIndex: function (zIndex) { - this.options.zIndex = zIndex; - this._updateZIndex(); - - return this; - }, - - setUrl: function (url, noRedraw) { - this._url = url; - - if (!noRedraw) { - this.redraw(); - } - - return this; - }, - - redraw: function () { - if (this._map) { - this._map._panes.tilePane.empty = false; - this._reset(true); - this._update(); - } - return this; - }, - - _updateZIndex: function () { - if (this._container && this.options.zIndex !== undefined) { - this._container.style.zIndex = this.options.zIndex; - } - }, - - _setAutoZIndex: function (pane, compare) { - - var layers = pane.children, - edgeZIndex = -compare(Infinity, -Infinity), // -Infinity for max, Infinity for min - zIndex, i, len; - - for (i = 0, len = layers.length; i < len; i++) { - - if (layers[i] !== this._container) { - zIndex = parseInt(layers[i].style.zIndex, 10); - - if (!isNaN(zIndex)) { - edgeZIndex = compare(edgeZIndex, zIndex); - } - } - } - - this.options.zIndex = this._container.style.zIndex = - (isFinite(edgeZIndex) ? edgeZIndex : 0) + compare(1, -1); - }, - - _updateOpacity: function () { - L.DomUtil.setOpacity(this._container, this.options.opacity); - - // stupid webkit hack to force redrawing of tiles - var i, - tiles = this._tiles; - - if (L.Browser.webkit) { - for (i in tiles) { - if (tiles.hasOwnProperty(i)) { - tiles[i].style.webkitTransform += ' translate(0,0)'; - } - } - } - }, - - _initContainer: function () { - var tilePane = this._map._panes.tilePane; - - if (!this._container || tilePane.empty) { - this._container = L.DomUtil.create('div', 'leaflet-layer'); - - this._updateZIndex(); - - tilePane.appendChild(this._container); - - if (this.options.opacity < 1) { - this._updateOpacity(); - } - } - }, - - _resetCallback: function (e) { - this._reset(e.hard); - }, - - _reset: function (clearOldContainer) { - var tiles = this._tiles; - - for (var key in tiles) { - if (tiles.hasOwnProperty(key)) { - this.fire('tileunload', {tile: tiles[key]}); - } - } - - this._tiles = {}; - this._tilesToLoad = 0; - - if (this.options.reuseTiles) { - this._unusedTiles = []; - } - - if (clearOldContainer && this._container) { - this._container.innerHTML = ""; - } - - this._initContainer(); - }, - - _update: function () { - - if (!this._map) { return; } - - var bounds = this._map.getPixelBounds(), - zoom = this._map.getZoom(), - tileSize = this.options.tileSize; - - if (zoom > this.options.maxZoom || zoom < this.options.minZoom) { - return; - } - - var nwTilePoint = new L.Point( - Math.floor(bounds.min.x / tileSize), - Math.floor(bounds.min.y / tileSize)), - - seTilePoint = new L.Point( - Math.floor(bounds.max.x / tileSize), - Math.floor(bounds.max.y / tileSize)), - - tileBounds = new L.Bounds(nwTilePoint, seTilePoint); - - this._addTilesFromCenterOut(tileBounds); - - if (this.options.unloadInvisibleTiles || this.options.reuseTiles) { - this._removeOtherTiles(tileBounds); - } - }, - - _addTilesFromCenterOut: function (bounds) { - var queue = [], - center = bounds.getCenter(); - - var j, i, point; - - for (j = bounds.min.y; j <= bounds.max.y; j++) { - for (i = bounds.min.x; i <= bounds.max.x; i++) { - point = new L.Point(i, j); - - if (this._tileShouldBeLoaded(point)) { - queue.push(point); - } - } - } - - var tilesToLoad = queue.length; - - if (tilesToLoad === 0) { return; } - - // load tiles in order of their distance to center - queue.sort(function (a, b) { - return a.distanceTo(center) - b.distanceTo(center); - }); - - var fragment = document.createDocumentFragment(); - - // if its the first batch of tiles to load - if (!this._tilesToLoad) { - this.fire('loading'); - } - - this._tilesToLoad += tilesToLoad; - - for (i = 0; i < tilesToLoad; i++) { - this._addTile(queue[i], fragment); - } - - this._container.appendChild(fragment); - }, - - _tileShouldBeLoaded: function (tilePoint) { - if ((tilePoint.x + ':' + tilePoint.y) in this._tiles) { - return false; // already loaded - } - - if (!this.options.continuousWorld) { - var limit = this._getWrapTileNum(); - - if (this.options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit) || - tilePoint.y < 0 || tilePoint.y >= limit) { - return false; // exceeds world bounds - } - } - - return true; - }, - - _removeOtherTiles: function (bounds) { - var kArr, x, y, key; - - for (key in this._tiles) { - if (this._tiles.hasOwnProperty(key)) { - kArr = key.split(':'); - x = parseInt(kArr[0], 10); - y = parseInt(kArr[1], 10); - - // remove tile if it's out of bounds - if (x < bounds.min.x || x > bounds.max.x || y < bounds.min.y || y > bounds.max.y) { - this._removeTile(key); - } - } - } - }, - - _removeTile: function (key) { - var tile = this._tiles[key]; - - this.fire("tileunload", {tile: tile, url: tile.src}); - - if (this.options.reuseTiles) { - L.DomUtil.removeClass(tile, 'leaflet-tile-loaded'); - this._unusedTiles.push(tile); - - } else if (tile.parentNode === this._container) { - this._container.removeChild(tile); - } - - // for https://github.com/CloudMade/Leaflet/issues/137 - if (!L.Browser.android) { - tile.src = L.Util.emptyImageUrl; - } - - delete this._tiles[key]; - }, - - _addTile: function (tilePoint, container) { - var tilePos = this._getTilePos(tilePoint); - - // get unused tile - or create a new tile - var tile = this._getTile(); - - /* - Chrome 20 layouts much faster with top/left (verify with timeline, frames) - Android 4 browser has display issues with top/left and requires transform instead - Android 3 browser not tested - Android 2 browser requires top/left or tiles disappear on load or first drag - (reappear after zoom) https://github.com/CloudMade/Leaflet/issues/866 - (other browsers don't currently care) - see debug/hacks/jitter.html for an example - */ - L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome || L.Browser.android23); - - this._tiles[tilePoint.x + ':' + tilePoint.y] = tile; - - this._loadTile(tile, tilePoint); - - if (tile.parentNode !== this._container) { - container.appendChild(tile); - } - }, - - _getZoomForUrl: function () { - - var options = this.options, - zoom = this._map.getZoom(); - - if (options.zoomReverse) { - zoom = options.maxZoom - zoom; - } - - return zoom + options.zoomOffset; - }, - - _getTilePos: function (tilePoint) { - var origin = this._map.getPixelOrigin(), - tileSize = this.options.tileSize; - - return tilePoint.multiplyBy(tileSize).subtract(origin); - }, - - // image-specific code (override to implement e.g. Canvas or SVG tile layer) - - getTileUrl: function (tilePoint) { - this._adjustTilePoint(tilePoint); - - return L.Util.template(this._url, L.extend({ - s: this._getSubdomain(tilePoint), - z: this._getZoomForUrl(), - x: tilePoint.x, - y: tilePoint.y - }, this.options)); - }, - - _getWrapTileNum: function () { - // TODO refactor, limit is not valid for non-standard projections - return Math.pow(2, this._getZoomForUrl()); - }, - - _adjustTilePoint: function (tilePoint) { - - var limit = this._getWrapTileNum(); - - // wrap tile coordinates - if (!this.options.continuousWorld && !this.options.noWrap) { - tilePoint.x = ((tilePoint.x % limit) + limit) % limit; - } - - if (this.options.tms) { - tilePoint.y = limit - tilePoint.y - 1; - } - }, - - _getSubdomain: function (tilePoint) { - var index = (tilePoint.x + tilePoint.y) % this.options.subdomains.length; - return this.options.subdomains[index]; - }, - - _createTileProto: function () { - var img = this._tileImg = L.DomUtil.create('img', 'leaflet-tile'); - img.style.width = img.style.height = this.options.tileSize + 'px'; - img.galleryimg = 'no'; - }, - - _getTile: function () { - if (this.options.reuseTiles && this._unusedTiles.length > 0) { - var tile = this._unusedTiles.pop(); - this._resetTile(tile); - return tile; - } - return this._createTile(); - }, - - // Override if data stored on a tile needs to be cleaned up before reuse - _resetTile: function (/*tile*/) {}, - - _createTile: function () { - var tile = this._tileImg.cloneNode(false); - tile.onselectstart = tile.onmousemove = L.Util.falseFn; - return tile; - }, - - _loadTile: function (tile, tilePoint) { - tile._layer = this; - tile.onload = this._tileOnLoad; - tile.onerror = this._tileOnError; - - tile.src = this.getTileUrl(tilePoint); - }, - - _tileLoaded: function () { - this._tilesToLoad--; - if (!this._tilesToLoad) { - this.fire('load'); - } - }, - - _tileOnLoad: function () { - var layer = this._layer; - - //Only if we are loading an actual image - if (this.src !== L.Util.emptyImageUrl) { - L.DomUtil.addClass(this, 'leaflet-tile-loaded'); - - layer.fire('tileload', { - tile: this, - url: this.src - }); - } - - layer._tileLoaded(); - }, - - _tileOnError: function () { - var layer = this._layer; - - layer.fire('tileerror', { - tile: this, - url: this.src - }); - - var newUrl = layer.options.errorTileUrl; - if (newUrl) { - this.src = newUrl; - } - - layer._tileLoaded(); - } -}); - -L.tileLayer = function (url, options) { - return new L.TileLayer(url, options); -}; - - -/* - * L.TileLayer.WMS is used for putting WMS tile layers on the map. - */ - -L.TileLayer.WMS = L.TileLayer.extend({ - - defaultWmsParams: { - service: 'WMS', - request: 'GetMap', - version: '1.1.1', - layers: '', - styles: '', - format: 'image/jpeg', - transparent: false - }, - - initialize: function (url, options) { // (String, Object) - - this._url = url; - - var wmsParams = L.extend({}, this.defaultWmsParams); - - if (options.detectRetina && L.Browser.retina) { - wmsParams.width = wmsParams.height = this.options.tileSize * 2; - } else { - wmsParams.width = wmsParams.height = this.options.tileSize; - } - - for (var i in options) { - // all keys that are not TileLayer options go to WMS params - if (!this.options.hasOwnProperty(i)) { - wmsParams[i] = options[i]; - } - } - - this.wmsParams = wmsParams; - - L.setOptions(this, options); - }, - - onAdd: function (map) { - - var projectionKey = parseFloat(this.wmsParams.version) >= 1.3 ? 'crs' : 'srs'; - this.wmsParams[projectionKey] = map.options.crs.code; - - L.TileLayer.prototype.onAdd.call(this, map); - }, - - getTileUrl: function (tilePoint, zoom) { // (Point, Number) -> String - - this._adjustTilePoint(tilePoint); - - var map = this._map, - crs = map.options.crs, - tileSize = this.options.tileSize, - - nwPoint = tilePoint.multiplyBy(tileSize), - sePoint = nwPoint.add(new L.Point(tileSize, tileSize)), - - nw = crs.project(map.unproject(nwPoint, zoom)), - se = crs.project(map.unproject(sePoint, zoom)), - - bbox = [nw.x, se.y, se.x, nw.y].join(','), - - url = L.Util.template(this._url, {s: this._getSubdomain(tilePoint)}); - - return url + L.Util.getParamString(this.wmsParams, url) + "&bbox=" + bbox; - }, - - setParams: function (params, noRedraw) { - - L.extend(this.wmsParams, params); - - if (!noRedraw) { - this.redraw(); - } - - return this; - } -}); - -L.tileLayer.wms = function (url, options) { - return new L.TileLayer.WMS(url, options); -}; - - -/* - * L.TileLayer.Canvas is a class that you can use as a base for creating - * dynamically drawn Canvas-based tile layers. - */ - -L.TileLayer.Canvas = L.TileLayer.extend({ - options: { - async: false - }, - - initialize: function (options) { - L.setOptions(this, options); - }, - - redraw: function () { - var tiles = this._tiles; - - for (var i in tiles) { - if (tiles.hasOwnProperty(i)) { - this._redrawTile(tiles[i]); - } - } - }, - - _redrawTile: function (tile) { - this.drawTile(tile, tile._tilePoint, this._map._zoom); - }, - - _createTileProto: function () { - var proto = this._canvasProto = L.DomUtil.create('canvas', 'leaflet-tile'); - proto.width = proto.height = this.options.tileSize; - }, - - _createTile: function () { - var tile = this._canvasProto.cloneNode(false); - tile.onselectstart = tile.onmousemove = L.Util.falseFn; - return tile; - }, - - _loadTile: function (tile, tilePoint) { - tile._layer = this; - tile._tilePoint = tilePoint; - - this._redrawTile(tile); - - if (!this.options.async) { - this.tileDrawn(tile); - } - }, - - drawTile: function (/*tile, tilePoint*/) { - // override with rendering code - }, - - tileDrawn: function (tile) { - this._tileOnLoad.call(tile); - } -}); - - -L.tileLayer.canvas = function (options) { - return new L.TileLayer.Canvas(options); -}; - - -/* - * L.ImageOverlay is used to overlay images over the map (to specific geographical bounds). - */ - -L.ImageOverlay = L.Class.extend({ - includes: L.Mixin.Events, - - options: { - opacity: 1 - }, - - initialize: function (url, bounds, options) { // (String, LatLngBounds, Object) - this._url = url; - this._bounds = L.latLngBounds(bounds); - - L.setOptions(this, options); - }, - - onAdd: function (map) { - this._map = map; - - if (!this._image) { - this._initImage(); - } - - map._panes.overlayPane.appendChild(this._image); - - map.on('viewreset', this._reset, this); - - if (map.options.zoomAnimation && L.Browser.any3d) { - map.on('zoomanim', this._animateZoom, this); - } - - this._reset(); - }, - - onRemove: function (map) { - map.getPanes().overlayPane.removeChild(this._image); - - map.off('viewreset', this._reset, this); - - if (map.options.zoomAnimation) { - map.off('zoomanim', this._animateZoom, this); - } - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - setOpacity: function (opacity) { - this.options.opacity = opacity; - this._updateOpacity(); - return this; - }, - - // TODO remove bringToFront/bringToBack duplication from TileLayer/Path - bringToFront: function () { - if (this._image) { - this._map._panes.overlayPane.appendChild(this._image); - } - return this; - }, - - bringToBack: function () { - var pane = this._map._panes.overlayPane; - if (this._image) { - pane.insertBefore(this._image, pane.firstChild); - } - return this; - }, - - _initImage: function () { - this._image = L.DomUtil.create('img', 'leaflet-image-layer'); - - if (this._map.options.zoomAnimation && L.Browser.any3d) { - L.DomUtil.addClass(this._image, 'leaflet-zoom-animated'); - } else { - L.DomUtil.addClass(this._image, 'leaflet-zoom-hide'); - } - - this._updateOpacity(); - - //TODO createImage util method to remove duplication - L.extend(this._image, { - galleryimg: 'no', - onselectstart: L.Util.falseFn, - onmousemove: L.Util.falseFn, - onload: L.bind(this._onImageLoad, this), - src: this._url - }); - }, - - _animateZoom: function (e) { - var map = this._map, - image = this._image, - scale = map.getZoomScale(e.zoom), - nw = this._bounds.getNorthWest(), - se = this._bounds.getSouthEast(), - - topLeft = map._latLngToNewLayerPoint(nw, e.zoom, e.center), - size = map._latLngToNewLayerPoint(se, e.zoom, e.center)._subtract(topLeft), - origin = topLeft._add(size._multiplyBy((1 / 2) * (1 - 1 / scale))); - - image.style[L.DomUtil.TRANSFORM] = - L.DomUtil.getTranslateString(origin) + ' scale(' + scale + ') '; - }, - - _reset: function () { - var image = this._image, - topLeft = this._map.latLngToLayerPoint(this._bounds.getNorthWest()), - size = this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(topLeft); - - L.DomUtil.setPosition(image, topLeft); - - image.style.width = size.x + 'px'; - image.style.height = size.y + 'px'; - }, - - _onImageLoad: function () { - this.fire('load'); - }, - - _updateOpacity: function () { - L.DomUtil.setOpacity(this._image, this.options.opacity); - } -}); - -L.imageOverlay = function (url, bounds, options) { - return new L.ImageOverlay(url, bounds, options); -}; - - -/* - * L.Icon is an image-based icon class that you can use with L.Marker for custom markers. - */ - -L.Icon = L.Class.extend({ - options: { - /* - iconUrl: (String) (required) - iconRetinaUrl: (String) (optional, used for retina devices if detected) - iconSize: (Point) (can be set through CSS) - iconAnchor: (Point) (centered by default, can be set in CSS with negative margins) - popupAnchor: (Point) (if not specified, popup opens in the anchor point) - shadowUrl: (Point) (no shadow by default) - shadowRetinaUrl: (String) (optional, used for retina devices if detected) - shadowSize: (Point) - shadowAnchor: (Point) - */ - className: '' - }, - - initialize: function (options) { - L.setOptions(this, options); - }, - - createIcon: function () { - return this._createIcon('icon'); - }, - - createShadow: function () { - return this._createIcon('shadow'); - }, - - _createIcon: function (name) { - var src = this._getIconUrl(name); - - if (!src) { - if (name === 'icon') { - throw new Error("iconUrl not set in Icon options (see the docs)."); - } - return null; - } - - var img = this._createImg(src); - this._setIconStyles(img, name); - - return img; - }, - - _setIconStyles: function (img, name) { - var options = this.options, - size = L.point(options[name + 'Size']), - anchor; - - if (name === 'shadow') { - anchor = L.point(options.shadowAnchor || options.iconAnchor); - } else { - anchor = L.point(options.iconAnchor); - } - - if (!anchor && size) { - anchor = size.divideBy(2, true); - } - - img.className = 'leaflet-marker-' + name + ' ' + options.className; - - if (anchor) { - img.style.marginLeft = (-anchor.x) + 'px'; - img.style.marginTop = (-anchor.y) + 'px'; - } - - if (size) { - img.style.width = size.x + 'px'; - img.style.height = size.y + 'px'; - } - }, - - _createImg: function (src) { - var el; - - if (!L.Browser.ie6) { - el = document.createElement('img'); - el.src = src; - } else { - el = document.createElement('div'); - el.style.filter = - 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src + '")'; - } - return el; - }, - - _getIconUrl: function (name) { - if (L.Browser.retina && this.options[name + 'RetinaUrl']) { - return this.options[name + 'RetinaUrl']; - } - return this.options[name + 'Url']; - } -}); - -L.icon = function (options) { - return new L.Icon(options); -}; + + this._layers = {}; + this._zoomBoundLayers = {}; + this._tileLayersNum = 0; + + var i, len; + + for (i = 0, len = layers.length; i < len; i++) { + this.addLayer(layers[i]); + } + }, + + + // private methods that modify map state + + _resetView: function (center, zoom, preserveMapOffset, afterZoomAnim) { + + var zoomChanged = (this._zoom !== zoom); + + if (!afterZoomAnim) { + this.fire('movestart'); + + if (zoomChanged) { + this.fire('zoomstart'); + } + } + + this._zoom = zoom; + + this._initialTopLeftPoint = this._getNewTopLeftPoint(center); + + if (!preserveMapOffset) { + L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); + } else { + this._initialTopLeftPoint._add(this._getMapPanePos()); + } + + this._tileLayersToLoad = this._tileLayersNum; + + var loading = !this._loaded; + this._loaded = true; + + this.fire('viewreset', {hard: !preserveMapOffset}); + + this.fire('move'); + + if (zoomChanged || afterZoomAnim) { + this.fire('zoomend'); + } + + this.fire('moveend', {hard: !preserveMapOffset}); + + if (loading) { + this.fire('load'); + } + }, + + _rawPanBy: function (offset) { + L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); + }, + + _updateZoomLevels: function () { + var i, + minZoom = Infinity, + maxZoom = -Infinity; + + for (i in this._zoomBoundLayers) { + if (this._zoomBoundLayers.hasOwnProperty(i)) { + var layer = this._zoomBoundLayers[i]; + if (!isNaN(layer.options.minZoom)) { + minZoom = Math.min(minZoom, layer.options.minZoom); + } + if (!isNaN(layer.options.maxZoom)) { + maxZoom = Math.max(maxZoom, layer.options.maxZoom); + } + } + } + + if (i === undefined) { // we have no tilelayers + this._layersMaxZoom = this._layersMinZoom = undefined; + } else { + this._layersMaxZoom = maxZoom; + this._layersMinZoom = minZoom; + } + }, + + // map events + + _initEvents: function () { + if (!L.DomEvent) { return; } + + L.DomEvent.on(this._container, 'click', this._onMouseClick, this); + + var events = ['dblclick', 'mousedown', 'mouseup', 'mouseenter', + 'mouseleave', 'mousemove', 'contextmenu'], + i, len; + + for (i = 0, len = events.length; i < len; i++) { + L.DomEvent.on(this._container, events[i], this._fireMouseEvent, this); + } + + if (this.options.trackResize) { + L.DomEvent.on(window, 'resize', this._onResize, this); + } + }, + + _onResize: function () { + L.Util.cancelAnimFrame(this._resizeRequest); + this._resizeRequest = L.Util.requestAnimFrame( + this.invalidateSize, this, false, this._container); + }, + + _onMouseClick: function (e) { + if (!this._loaded || (this.dragging && this.dragging.moved())) { return; } + + this.fire('preclick'); + this._fireMouseEvent(e); + }, + + _fireMouseEvent: function (e) { + if (!this._loaded) { return; } + + var type = e.type; + + type = (type === 'mouseenter' ? 'mouseover' : (type === 'mouseleave' ? 'mouseout' : type)); + + if (!this.hasEventListeners(type)) { return; } + + if (type === 'contextmenu') { + L.DomEvent.preventDefault(e); + } + + var containerPoint = this.mouseEventToContainerPoint(e), + layerPoint = this.containerPointToLayerPoint(containerPoint), + latlng = this.layerPointToLatLng(layerPoint); + + this.fire(type, { + latlng: latlng, + layerPoint: layerPoint, + containerPoint: containerPoint, + originalEvent: e + }); + }, + + _onTileLayerLoad: function () { + // TODO super-ugly, refactor!!! + // clear scaled tiles after all new tiles are loaded (for performance) + this._tileLayersToLoad--; + if (this._tileLayersNum && !this._tileLayersToLoad && this._tileBg) { + clearTimeout(this._clearTileBgTimer); + this._clearTileBgTimer = setTimeout(L.bind(this._clearTileBg, this), 500); + } + }, + + whenReady: function (callback, context) { + if (this._loaded) { + callback.call(context || this, this); + } else { + this.on('load', callback, context); + } + return this; + }, + + + // private methods for getting map state + + _getMapPanePos: function () { + return L.DomUtil.getPosition(this._mapPane); + }, + + _getTopLeftPoint: function () { + if (!this._loaded) { + throw new Error('Set map center and zoom first.'); + } + + return this._initialTopLeftPoint.subtract(this._getMapPanePos()); + }, + + _getNewTopLeftPoint: function (center, zoom) { + var viewHalf = this.getSize()._divideBy(2); + // TODO round on display, not calculation to increase precision? + return this.project(center, zoom)._subtract(viewHalf)._round(); + }, + + _latLngToNewLayerPoint: function (latlng, newZoom, newCenter) { + var topLeft = this._getNewTopLeftPoint(newCenter, newZoom).add(this._getMapPanePos()); + return this.project(latlng, newZoom)._subtract(topLeft); + }, + + _getCenterLayerPoint: function () { + return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); + }, + + _getCenterOffset: function (center) { + return this.latLngToLayerPoint(center).subtract(this._getCenterLayerPoint()); + }, + + _limitZoom: function (zoom) { + var min = this.getMinZoom(), + max = this.getMaxZoom(); + + return Math.max(min, Math.min(max, zoom)); + } +}); + +L.map = function (id, options) { + return new L.Map(id, options); +}; + + +/* + * Mercator projection that takes into account that the Earth is not a perfect sphere. + * Less popular than spherical mercator; used by projections like EPSG:3395. + */ + +L.Projection.Mercator = { + MAX_LATITUDE: 85.0840591556, + + R_MINOR: 6356752.3142, + R_MAJOR: 6378137, + + project: function (latlng) { // (LatLng) -> Point + var d = L.LatLng.DEG_TO_RAD, + max = this.MAX_LATITUDE, + lat = Math.max(Math.min(max, latlng.lat), -max), + r = this.R_MAJOR, + r2 = this.R_MINOR, + x = latlng.lng * d * r, + y = lat * d, + tmp = r2 / r, + eccent = Math.sqrt(1.0 - tmp * tmp), + con = eccent * Math.sin(y); + + con = Math.pow((1 - con) / (1 + con), eccent * 0.5); + + var ts = Math.tan(0.5 * ((Math.PI * 0.5) - y)) / con; + y = -r2 * Math.log(ts); + + return new L.Point(x, y); + }, + + unproject: function (point) { // (Point, Boolean) -> LatLng + var d = L.LatLng.RAD_TO_DEG, + r = this.R_MAJOR, + r2 = this.R_MINOR, + lng = point.x * d / r, + tmp = r2 / r, + eccent = Math.sqrt(1 - (tmp * tmp)), + ts = Math.exp(- point.y / r2), + phi = (Math.PI / 2) - 2 * Math.atan(ts), + numIter = 15, + tol = 1e-7, + i = numIter, + dphi = 0.1, + con; + + while ((Math.abs(dphi) > tol) && (--i > 0)) { + con = eccent * Math.sin(phi); + dphi = (Math.PI / 2) - 2 * Math.atan(ts * + Math.pow((1.0 - con) / (1.0 + con), 0.5 * eccent)) - phi; + phi += dphi; + } + + return new L.LatLng(phi * d, lng); + } +}; + + + +L.CRS.EPSG3395 = L.extend({}, L.CRS, { + code: 'EPSG:3395', + + projection: L.Projection.Mercator, + + transformation: (function () { + var m = L.Projection.Mercator, + r = m.R_MAJOR, + r2 = m.R_MINOR; + + return new L.Transformation(0.5 / (Math.PI * r), 0.5, -0.5 / (Math.PI * r2), 0.5); + }()) +}); + + +/* + * L.TileLayer is used for standard xyz-numbered tile layers. + */ + +L.TileLayer = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + minZoom: 0, + maxZoom: 18, + tileSize: 256, + subdomains: 'abc', + errorTileUrl: '', + attribution: '', + zoomOffset: 0, + opacity: 1, + /* (undefined works too) + zIndex: null, + tms: false, + continuousWorld: false, + noWrap: false, + zoomReverse: false, + detectRetina: false, + reuseTiles: false, + */ + unloadInvisibleTiles: L.Browser.mobile, + updateWhenIdle: L.Browser.mobile + }, + + initialize: function (url, options) { + options = L.setOptions(this, options); + + // detecting retina displays, adjusting tileSize and zoom levels + if (options.detectRetina && L.Browser.retina && options.maxZoom > 0) { + + options.tileSize = Math.floor(options.tileSize / 2); + options.zoomOffset++; + + if (options.minZoom > 0) { + options.minZoom--; + } + this.options.maxZoom--; + } + + this._url = url; + + var subdomains = this.options.subdomains; + + if (typeof subdomains === 'string') { + this.options.subdomains = subdomains.split(''); + } + }, + + onAdd: function (map) { + this._map = map; + + // create a container div for tiles + this._initContainer(); + + // create an image to clone for tiles + this._createTileProto(); + + // set up events + map.on({ + 'viewreset': this._resetCallback, + 'moveend': this._update + }, this); + + if (!this.options.updateWhenIdle) { + this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this); + map.on('move', this._limitedUpdate, this); + } + + this._reset(); + this._update(); + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + onRemove: function (map) { + this._container.parentNode.removeChild(this._container); + + map.off({ + 'viewreset': this._resetCallback, + 'moveend': this._update + }, this); + + if (!this.options.updateWhenIdle) { + map.off('move', this._limitedUpdate, this); + } + + this._container = null; + this._map = null; + }, + + bringToFront: function () { + var pane = this._map._panes.tilePane; + + if (this._container) { + pane.appendChild(this._container); + this._setAutoZIndex(pane, Math.max); + } + + return this; + }, + + bringToBack: function () { + var pane = this._map._panes.tilePane; + + if (this._container) { + pane.insertBefore(this._container, pane.firstChild); + this._setAutoZIndex(pane, Math.min); + } + + return this; + }, + + getAttribution: function () { + return this.options.attribution; + }, + + setOpacity: function (opacity) { + this.options.opacity = opacity; + + if (this._map) { + this._updateOpacity(); + } + + return this; + }, + + setZIndex: function (zIndex) { + this.options.zIndex = zIndex; + this._updateZIndex(); + + return this; + }, + + setUrl: function (url, noRedraw) { + this._url = url; + + if (!noRedraw) { + this.redraw(); + } + + return this; + }, + + redraw: function () { + if (this._map) { + this._map._panes.tilePane.empty = false; + this._reset(true); + this._update(); + } + return this; + }, + + _updateZIndex: function () { + if (this._container && this.options.zIndex !== undefined) { + this._container.style.zIndex = this.options.zIndex; + } + }, + + _setAutoZIndex: function (pane, compare) { + + var layers = pane.children, + edgeZIndex = -compare(Infinity, -Infinity), // -Infinity for max, Infinity for min + zIndex, i, len; + + for (i = 0, len = layers.length; i < len; i++) { + + if (layers[i] !== this._container) { + zIndex = parseInt(layers[i].style.zIndex, 10); + + if (!isNaN(zIndex)) { + edgeZIndex = compare(edgeZIndex, zIndex); + } + } + } + + this.options.zIndex = this._container.style.zIndex = + (isFinite(edgeZIndex) ? edgeZIndex : 0) + compare(1, -1); + }, + + _updateOpacity: function () { + var i, + tiles = this._tiles; + + if (!L.Browser.ie7 && !L.Browser.ie8) { + L.DomUtil.setOpacity(this._container, this.options.opacity); + } else { + for (i in tiles) { + if (tiles.hasOwnProperty(i)) { + L.DomUtil.setOpacity(tiles[i], this.options.opacity); + } + } + } + + // stupid webkit hack to force redrawing of tiles + if (L.Browser.webkit) { + for (i in tiles) { + if (tiles.hasOwnProperty(i)) { + tiles[i].style.webkitTransform += ' translate(0,0)'; + } + } + } + + + }, + + _initContainer: function () { + var tilePane = this._map._panes.tilePane; + + if (!this._container || tilePane.empty) { + this._container = L.DomUtil.create('div', 'leaflet-layer'); + + this._updateZIndex(); + + tilePane.appendChild(this._container); + + if (this.options.opacity < 1) { + this._updateOpacity(); + } + } + }, + + _resetCallback: function (e) { + this._reset(e.hard); + }, + + _reset: function (clearOldContainer) { + var tiles = this._tiles; + + for (var key in tiles) { + if (tiles.hasOwnProperty(key)) { + this.fire('tileunload', {tile: tiles[key]}); + } + } + + this._tiles = {}; + this._tilesToLoad = 0; + + if (this.options.reuseTiles) { + this._unusedTiles = []; + } + + if (clearOldContainer && this._container) { + this._container.innerHTML = ""; + } + + this._initContainer(); + }, + + _update: function () { + + if (!this._map) { return; } + + var bounds = this._map.getPixelBounds(), + zoom = this._map.getZoom(), + tileSize = this.options.tileSize; + + if (zoom > this.options.maxZoom || zoom < this.options.minZoom) { + return; + } + + var nwTilePoint = new L.Point( + Math.floor(bounds.min.x / tileSize), + Math.floor(bounds.min.y / tileSize)), + + seTilePoint = new L.Point( + Math.floor(bounds.max.x / tileSize), + Math.floor(bounds.max.y / tileSize)), + + tileBounds = new L.Bounds(nwTilePoint, seTilePoint); + + this._addTilesFromCenterOut(tileBounds); + + if (this.options.unloadInvisibleTiles || this.options.reuseTiles) { + this._removeOtherTiles(tileBounds); + } + }, + + _addTilesFromCenterOut: function (bounds) { + var queue = [], + center = bounds.getCenter(); + + var j, i, point; + + for (j = bounds.min.y; j <= bounds.max.y; j++) { + for (i = bounds.min.x; i <= bounds.max.x; i++) { + point = new L.Point(i, j); + + if (this._tileShouldBeLoaded(point)) { + queue.push(point); + } + } + } + + var tilesToLoad = queue.length; + + if (tilesToLoad === 0) { return; } + + // load tiles in order of their distance to center + queue.sort(function (a, b) { + return a.distanceTo(center) - b.distanceTo(center); + }); + + var fragment = document.createDocumentFragment(); + + // if its the first batch of tiles to load + if (!this._tilesToLoad) { + this.fire('loading'); + } + + this._tilesToLoad += tilesToLoad; + + for (i = 0; i < tilesToLoad; i++) { + this._addTile(queue[i], fragment); + } + + this._container.appendChild(fragment); + }, + + _tileShouldBeLoaded: function (tilePoint) { + if ((tilePoint.x + ':' + tilePoint.y) in this._tiles) { + return false; // already loaded + } + + if (!this.options.continuousWorld) { + var limit = this._getWrapTileNum(); + + if (this.options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit) || + tilePoint.y < 0 || tilePoint.y >= limit) { + return false; // exceeds world bounds + } + } + + return true; + }, + + _removeOtherTiles: function (bounds) { + var kArr, x, y, key; + + for (key in this._tiles) { + if (this._tiles.hasOwnProperty(key)) { + kArr = key.split(':'); + x = parseInt(kArr[0], 10); + y = parseInt(kArr[1], 10); + + // remove tile if it's out of bounds + if (x < bounds.min.x || x > bounds.max.x || y < bounds.min.y || y > bounds.max.y) { + this._removeTile(key); + } + } + } + }, + + _removeTile: function (key) { + var tile = this._tiles[key]; + + this.fire("tileunload", {tile: tile, url: tile.src}); + + if (this.options.reuseTiles) { + L.DomUtil.removeClass(tile, 'leaflet-tile-loaded'); + this._unusedTiles.push(tile); + + } else if (tile.parentNode === this._container) { + this._container.removeChild(tile); + } + + // for https://github.com/CloudMade/Leaflet/issues/137 + if (!L.Browser.android) { + tile.src = L.Util.emptyImageUrl; + } + + delete this._tiles[key]; + }, + + _addTile: function (tilePoint, container) { + var tilePos = this._getTilePos(tilePoint); + + // get unused tile - or create a new tile + var tile = this._getTile(); + + /* + Chrome 20 layouts much faster with top/left (verify with timeline, frames) + Android 4 browser has display issues with top/left and requires transform instead + Android 3 browser not tested + Android 2 browser requires top/left or tiles disappear on load or first drag + (reappear after zoom) https://github.com/CloudMade/Leaflet/issues/866 + (other browsers don't currently care) - see debug/hacks/jitter.html for an example + */ + L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome || L.Browser.android23); + + this._tiles[tilePoint.x + ':' + tilePoint.y] = tile; + + this._loadTile(tile, tilePoint); + + if (tile.parentNode !== this._container) { + container.appendChild(tile); + } + }, + + _getZoomForUrl: function () { + + var options = this.options, + zoom = this._map.getZoom(); + + if (options.zoomReverse) { + zoom = options.maxZoom - zoom; + } + + return zoom + options.zoomOffset; + }, + + _getTilePos: function (tilePoint) { + var origin = this._map.getPixelOrigin(), + tileSize = this.options.tileSize; + + return tilePoint.multiplyBy(tileSize).subtract(origin); + }, + + // image-specific code (override to implement e.g. Canvas or SVG tile layer) + + getTileUrl: function (tilePoint) { + this._adjustTilePoint(tilePoint); + + return L.Util.template(this._url, L.extend({ + s: this._getSubdomain(tilePoint), + z: this._getZoomForUrl(), + x: tilePoint.x, + y: tilePoint.y + }, this.options)); + }, + + _getWrapTileNum: function () { + // TODO refactor, limit is not valid for non-standard projections + return Math.pow(2, this._getZoomForUrl()); + }, + + _adjustTilePoint: function (tilePoint) { + + var limit = this._getWrapTileNum(); + + // wrap tile coordinates + if (!this.options.continuousWorld && !this.options.noWrap) { + tilePoint.x = ((tilePoint.x % limit) + limit) % limit; + } + + if (this.options.tms) { + tilePoint.y = limit - tilePoint.y - 1; + } + }, + + _getSubdomain: function (tilePoint) { + var index = (tilePoint.x + tilePoint.y) % this.options.subdomains.length; + return this.options.subdomains[index]; + }, + + _createTileProto: function () { + var img = this._tileImg = L.DomUtil.create('img', 'leaflet-tile'); + img.style.width = img.style.height = this.options.tileSize + 'px'; + img.galleryimg = 'no'; + }, + + _getTile: function () { + if (this.options.reuseTiles && this._unusedTiles.length > 0) { + var tile = this._unusedTiles.pop(); + this._resetTile(tile); + return tile; + } + return this._createTile(); + }, + + // Override if data stored on a tile needs to be cleaned up before reuse + _resetTile: function (/*tile*/) {}, + + _createTile: function () { + var tile = this._tileImg.cloneNode(false); + tile.onselectstart = tile.onmousemove = L.Util.falseFn; + // in IE7 and IE8 should be set per tile + if ((L.Browser.ie7 || L.Browser.ie8) && this.options.opacity !== undefined) { + L.DomUtil.setOpacity(tile, this.options.opacity); + } + + return tile; + }, + + _loadTile: function (tile, tilePoint) { + tile._layer = this; + tile.onload = this._tileOnLoad; + tile.onerror = this._tileOnError; + + tile.src = this.getTileUrl(tilePoint); + }, + + _tileLoaded: function () { + this._tilesToLoad--; + if (!this._tilesToLoad) { + this.fire('load'); + } + }, + + _tileOnLoad: function () { + var layer = this._layer; + + //Only if we are loading an actual image + if (this.src !== L.Util.emptyImageUrl) { + L.DomUtil.addClass(this, 'leaflet-tile-loaded'); + + layer.fire('tileload', { + tile: this, + url: this.src + }); + } + + layer._tileLoaded(); + }, + + _tileOnError: function () { + var layer = this._layer; + + layer.fire('tileerror', { + tile: this, + url: this.src + }); + + var newUrl = layer.options.errorTileUrl; + if (newUrl) { + this.src = newUrl; + } + + layer._tileLoaded(); + } +}); + +L.tileLayer = function (url, options) { + return new L.TileLayer(url, options); +}; + + +/* + * L.TileLayer.WMS is used for putting WMS tile layers on the map. + */ + +L.TileLayer.WMS = L.TileLayer.extend({ + + defaultWmsParams: { + service: 'WMS', + request: 'GetMap', + version: '1.1.1', + layers: '', + styles: '', + format: 'image/jpeg', + transparent: false + }, + + initialize: function (url, options) { // (String, Object) + + this._url = url; + + var wmsParams = L.extend({}, this.defaultWmsParams); + + if (options.detectRetina && L.Browser.retina) { + wmsParams.width = wmsParams.height = this.options.tileSize * 2; + } else { + wmsParams.width = wmsParams.height = this.options.tileSize; + } + + for (var i in options) { + // all keys that are not TileLayer options go to WMS params + if (!this.options.hasOwnProperty(i)) { + wmsParams[i] = options[i]; + } + } + + this.wmsParams = wmsParams; + + L.setOptions(this, options); + }, + + onAdd: function (map) { + + var projectionKey = parseFloat(this.wmsParams.version) >= 1.3 ? 'crs' : 'srs'; + this.wmsParams[projectionKey] = map.options.crs.code; + + L.TileLayer.prototype.onAdd.call(this, map); + }, + + getTileUrl: function (tilePoint, zoom) { // (Point, Number) -> String + + this._adjustTilePoint(tilePoint); + + var map = this._map, + crs = map.options.crs, + tileSize = this.options.tileSize, + + nwPoint = tilePoint.multiplyBy(tileSize), + sePoint = nwPoint.add(new L.Point(tileSize, tileSize)), + + nw = crs.project(map.unproject(nwPoint, zoom)), + se = crs.project(map.unproject(sePoint, zoom)), + + bbox = [nw.x, se.y, se.x, nw.y].join(','), + + url = L.Util.template(this._url, {s: this._getSubdomain(tilePoint)}); + + return url + L.Util.getParamString(this.wmsParams, url) + "&bbox=" + bbox; + }, + + setParams: function (params, noRedraw) { + + L.extend(this.wmsParams, params); + + if (!noRedraw) { + this.redraw(); + } + + return this; + } +}); + +L.tileLayer.wms = function (url, options) { + return new L.TileLayer.WMS(url, options); +}; + + +/* + * L.TileLayer.Canvas is a class that you can use as a base for creating + * dynamically drawn Canvas-based tile layers. + */ + +L.TileLayer.Canvas = L.TileLayer.extend({ + options: { + async: false + }, + + initialize: function (options) { + L.setOptions(this, options); + }, + + redraw: function () { + var tiles = this._tiles; + + for (var i in tiles) { + if (tiles.hasOwnProperty(i)) { + this._redrawTile(tiles[i]); + } + } + }, + + _redrawTile: function (tile) { + this.drawTile(tile, tile._tilePoint, this._map._zoom); + }, + + _createTileProto: function () { + var proto = this._canvasProto = L.DomUtil.create('canvas', 'leaflet-tile'); + proto.width = proto.height = this.options.tileSize; + }, + + _createTile: function () { + var tile = this._canvasProto.cloneNode(false); + tile.onselectstart = tile.onmousemove = L.Util.falseFn; + return tile; + }, + + _loadTile: function (tile, tilePoint) { + tile._layer = this; + tile._tilePoint = tilePoint; + + this._redrawTile(tile); + + if (!this.options.async) { + this.tileDrawn(tile); + } + }, + + drawTile: function (/*tile, tilePoint*/) { + // override with rendering code + }, + + tileDrawn: function (tile) { + this._tileOnLoad.call(tile); + } +}); + + +L.tileLayer.canvas = function (options) { + return new L.TileLayer.Canvas(options); +}; + + +/* + * L.ImageOverlay is used to overlay images over the map (to specific geographical bounds). + */ + +L.ImageOverlay = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + opacity: 1 + }, + + initialize: function (url, bounds, options) { // (String, LatLngBounds, Object) + this._url = url; + this._bounds = L.latLngBounds(bounds); + + L.setOptions(this, options); + }, + + onAdd: function (map) { + this._map = map; + + if (!this._image) { + this._initImage(); + } + + map._panes.overlayPane.appendChild(this._image); + + map.on('viewreset', this._reset, this); + + if (map.options.zoomAnimation && L.Browser.any3d) { + map.on('zoomanim', this._animateZoom, this); + } + + this._reset(); + }, + + onRemove: function (map) { + map.getPanes().overlayPane.removeChild(this._image); + + map.off('viewreset', this._reset, this); + + if (map.options.zoomAnimation) { + map.off('zoomanim', this._animateZoom, this); + } + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + setOpacity: function (opacity) { + this.options.opacity = opacity; + this._updateOpacity(); + return this; + }, + + // TODO remove bringToFront/bringToBack duplication from TileLayer/Path + bringToFront: function () { + if (this._image) { + this._map._panes.overlayPane.appendChild(this._image); + } + return this; + }, + + bringToBack: function () { + var pane = this._map._panes.overlayPane; + if (this._image) { + pane.insertBefore(this._image, pane.firstChild); + } + return this; + }, + + _initImage: function () { + this._image = L.DomUtil.create('img', 'leaflet-image-layer'); + + if (this._map.options.zoomAnimation && L.Browser.any3d) { + L.DomUtil.addClass(this._image, 'leaflet-zoom-animated'); + } else { + L.DomUtil.addClass(this._image, 'leaflet-zoom-hide'); + } + + this._updateOpacity(); + + //TODO createImage util method to remove duplication + L.extend(this._image, { + galleryimg: 'no', + onselectstart: L.Util.falseFn, + onmousemove: L.Util.falseFn, + onload: L.bind(this._onImageLoad, this), + src: this._url + }); + }, + + _animateZoom: function (e) { + var map = this._map, + image = this._image, + scale = map.getZoomScale(e.zoom), + nw = this._bounds.getNorthWest(), + se = this._bounds.getSouthEast(), + + topLeft = map._latLngToNewLayerPoint(nw, e.zoom, e.center), + size = map._latLngToNewLayerPoint(se, e.zoom, e.center)._subtract(topLeft), + origin = topLeft._add(size._multiplyBy((1 / 2) * (1 - 1 / scale))); + + image.style[L.DomUtil.TRANSFORM] = + L.DomUtil.getTranslateString(origin) + ' scale(' + scale + ') '; + }, + + _reset: function () { + var image = this._image, + topLeft = this._map.latLngToLayerPoint(this._bounds.getNorthWest()), + size = this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(topLeft); + + L.DomUtil.setPosition(image, topLeft); + + image.style.width = size.x + 'px'; + image.style.height = size.y + 'px'; + }, + + _onImageLoad: function () { + this.fire('load'); + }, + + _updateOpacity: function () { + L.DomUtil.setOpacity(this._image, this.options.opacity); + } +}); + +L.imageOverlay = function (url, bounds, options) { + return new L.ImageOverlay(url, bounds, options); +}; + + +/* + * L.Icon is an image-based icon class that you can use with L.Marker for custom markers. + */ + +L.Icon = L.Class.extend({ + options: { + /* + iconUrl: (String) (required) + iconRetinaUrl: (String) (optional, used for retina devices if detected) + iconSize: (Point) (can be set through CSS) + iconAnchor: (Point) (centered by default, can be set in CSS with negative margins) + popupAnchor: (Point) (if not specified, popup opens in the anchor point) + shadowUrl: (Point) (no shadow by default) + shadowRetinaUrl: (String) (optional, used for retina devices if detected) + shadowSize: (Point) + shadowAnchor: (Point) + */ + className: '' + }, + + initialize: function (options) { + L.setOptions(this, options); + }, + + createIcon: function () { + return this._createIcon('icon'); + }, + + createShadow: function () { + return this._createIcon('shadow'); + }, + + _createIcon: function (name) { + var src = this._getIconUrl(name); + + if (!src) { + if (name === 'icon') { + throw new Error("iconUrl not set in Icon options (see the docs)."); + } + return null; + } + + var img = this._createImg(src); + this._setIconStyles(img, name); + + return img; + }, + + _setIconStyles: function (img, name) { + var options = this.options, + size = L.point(options[name + 'Size']), + anchor; + + if (name === 'shadow') { + anchor = L.point(options.shadowAnchor || options.iconAnchor); + } else { + anchor = L.point(options.iconAnchor); + } + + if (!anchor && size) { + anchor = size.divideBy(2, true); + } + + img.className = 'leaflet-marker-' + name + ' ' + options.className; + + if (anchor) { + img.style.marginLeft = (-anchor.x) + 'px'; + img.style.marginTop = (-anchor.y) + 'px'; + } + + if (size) { + img.style.width = size.x + 'px'; + img.style.height = size.y + 'px'; + } + }, + + _createImg: function (src) { + var el; + + if (!L.Browser.ie6) { + el = document.createElement('img'); + el.src = src; + } else { + el = document.createElement('div'); + el.style.filter = + 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + src + '")'; + } + return el; + }, + + _getIconUrl: function (name) { + if (L.Browser.retina && this.options[name + 'RetinaUrl']) { + return this.options[name + 'RetinaUrl']; + } + return this.options[name + 'Url']; + } +}); + +L.icon = function (options) { + return new L.Icon(options); +}; /* @@ -3051,275 +3054,275 @@ L.Icon.Default.imagePath = (function () { }()); -/* - * L.Marker is used to display clickable/draggable icons on the map. - */ - -L.Marker = L.Class.extend({ - - includes: L.Mixin.Events, - - options: { - icon: new L.Icon.Default(), - title: '', - clickable: true, - draggable: false, - zIndexOffset: 0, - opacity: 1, - riseOnHover: false, - riseOffset: 250 - }, - - initialize: function (latlng, options) { - L.setOptions(this, options); - this._latlng = L.latLng(latlng); - }, - - onAdd: function (map) { - this._map = map; - - map.on('viewreset', this.update, this); - - this._initIcon(); - this.update(); - - if (map.options.zoomAnimation && map.options.markerZoomAnimation) { - map.on('zoomanim', this._animateZoom, this); - } - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - onRemove: function (map) { - this._removeIcon(); - - this.fire('remove'); - - map.off({ - 'viewreset': this.update, - 'zoomanim': this._animateZoom - }, this); - - this._map = null; - }, - - getLatLng: function () { - return this._latlng; - }, - - setLatLng: function (latlng) { - this._latlng = L.latLng(latlng); - - this.update(); - - return this.fire('move', { latlng: this._latlng }); - }, - - setZIndexOffset: function (offset) { - this.options.zIndexOffset = offset; - this.update(); - - return this; - }, - - setIcon: function (icon) { - if (this._map) { - this._removeIcon(); - } - - this.options.icon = icon; - - if (this._map) { - this._initIcon(); - this.update(); - } - - return this; - }, - - update: function () { - if (this._icon) { - var pos = this._map.latLngToLayerPoint(this._latlng).round(); - this._setPos(pos); - } - - return this; - }, - - _initIcon: function () { - var options = this.options, - map = this._map, - animation = (map.options.zoomAnimation && map.options.markerZoomAnimation), - classToAdd = animation ? 'leaflet-zoom-animated' : 'leaflet-zoom-hide', - needOpacityUpdate = false; - - if (!this._icon) { - this._icon = options.icon.createIcon(); - - if (options.title) { - this._icon.title = options.title; - } - - this._initInteraction(); - needOpacityUpdate = (this.options.opacity < 1); - - L.DomUtil.addClass(this._icon, classToAdd); - - if (options.riseOnHover) { - L.DomEvent - .on(this._icon, 'mouseover', this._bringToFront, this) - .on(this._icon, 'mouseout', this._resetZIndex, this); - } - } - - if (!this._shadow) { - this._shadow = options.icon.createShadow(); - - if (this._shadow) { - L.DomUtil.addClass(this._shadow, classToAdd); - needOpacityUpdate = (this.options.opacity < 1); - } - } - - if (needOpacityUpdate) { - this._updateOpacity(); - } - - var panes = this._map._panes; - - panes.markerPane.appendChild(this._icon); - - if (this._shadow) { - panes.shadowPane.appendChild(this._shadow); - } - }, - - _removeIcon: function () { - var panes = this._map._panes; - - if (this.options.riseOnHover) { - L.DomEvent - .off(this._icon, 'mouseover', this._bringToFront) - .off(this._icon, 'mouseout', this._resetZIndex); - } - - panes.markerPane.removeChild(this._icon); - - if (this._shadow) { - panes.shadowPane.removeChild(this._shadow); - } - - this._icon = this._shadow = null; - }, - - _setPos: function (pos) { - L.DomUtil.setPosition(this._icon, pos); - - if (this._shadow) { - L.DomUtil.setPosition(this._shadow, pos); - } - - this._zIndex = pos.y + this.options.zIndexOffset; - - this._resetZIndex(); - }, - - _updateZIndex: function (offset) { - this._icon.style.zIndex = this._zIndex + offset; - }, - - _animateZoom: function (opt) { - var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center); - - this._setPos(pos); - }, - - _initInteraction: function () { - - if (!this.options.clickable) { return; } - - // TODO refactor into something shared with Map/Path/etc. to DRY it up - - var icon = this._icon, - events = ['dblclick', 'mousedown', 'mouseover', 'mouseout', 'contextmenu']; - - L.DomUtil.addClass(icon, 'leaflet-clickable'); - L.DomEvent.on(icon, 'click', this._onMouseClick, this); - - for (var i = 0; i < events.length; i++) { - L.DomEvent.on(icon, events[i], this._fireMouseEvent, this); - } - - if (L.Handler.MarkerDrag) { - this.dragging = new L.Handler.MarkerDrag(this); - - if (this.options.draggable) { - this.dragging.enable(); - } - } - }, - - _onMouseClick: function (e) { - var wasDragged = this.dragging && this.dragging.moved(); - - if (this.hasEventListeners(e.type) || wasDragged) { - L.DomEvent.stopPropagation(e); - } - - if (wasDragged) { return; } - - if ((!this.dragging || !this.dragging._enabled) && this._map.dragging && this._map.dragging.moved()) { return; } - - this.fire(e.type, { - originalEvent: e - }); - }, - - _fireMouseEvent: function (e) { - - this.fire(e.type, { - originalEvent: e - }); - - // TODO proper custom event propagation - // this line will always be called if marker is in a FeatureGroup - if (e.type === 'contextmenu' && this.hasEventListeners(e.type)) { - L.DomEvent.preventDefault(e); - } - if (e.type !== 'mousedown') { - L.DomEvent.stopPropagation(e); - } - }, - - setOpacity: function (opacity) { - this.options.opacity = opacity; - if (this._map) { - this._updateOpacity(); - } - }, - - _updateOpacity: function () { - L.DomUtil.setOpacity(this._icon, this.options.opacity); - if (this._shadow) { - L.DomUtil.setOpacity(this._shadow, this.options.opacity); - } - }, - - _bringToFront: function () { - this._updateZIndex(this.options.riseOffset); - }, - - _resetZIndex: function () { - this._updateZIndex(0); - } -}); - -L.marker = function (latlng, options) { - return new L.Marker(latlng, options); -}; +/* + * L.Marker is used to display clickable/draggable icons on the map. + */ + +L.Marker = L.Class.extend({ + + includes: L.Mixin.Events, + + options: { + icon: new L.Icon.Default(), + title: '', + clickable: true, + draggable: false, + zIndexOffset: 0, + opacity: 1, + riseOnHover: false, + riseOffset: 250 + }, + + initialize: function (latlng, options) { + L.setOptions(this, options); + this._latlng = L.latLng(latlng); + }, + + onAdd: function (map) { + this._map = map; + + map.on('viewreset', this.update, this); + + this._initIcon(); + this.update(); + + if (map.options.zoomAnimation && map.options.markerZoomAnimation) { + map.on('zoomanim', this._animateZoom, this); + } + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + onRemove: function (map) { + this._removeIcon(); + + this.fire('remove'); + + map.off({ + 'viewreset': this.update, + 'zoomanim': this._animateZoom + }, this); + + this._map = null; + }, + + getLatLng: function () { + return this._latlng; + }, + + setLatLng: function (latlng) { + this._latlng = L.latLng(latlng); + + this.update(); + + return this.fire('move', { latlng: this._latlng }); + }, + + setZIndexOffset: function (offset) { + this.options.zIndexOffset = offset; + this.update(); + + return this; + }, + + setIcon: function (icon) { + if (this._map) { + this._removeIcon(); + } + + this.options.icon = icon; + + if (this._map) { + this._initIcon(); + this.update(); + } + + return this; + }, + + update: function () { + if (this._icon) { + var pos = this._map.latLngToLayerPoint(this._latlng).round(); + this._setPos(pos); + } + + return this; + }, + + _initIcon: function () { + var options = this.options, + map = this._map, + animation = (map.options.zoomAnimation && map.options.markerZoomAnimation), + classToAdd = animation ? 'leaflet-zoom-animated' : 'leaflet-zoom-hide', + needOpacityUpdate = false; + + if (!this._icon) { + this._icon = options.icon.createIcon(); + + if (options.title) { + this._icon.title = options.title; + } + + this._initInteraction(); + needOpacityUpdate = (this.options.opacity < 1); + + L.DomUtil.addClass(this._icon, classToAdd); + + if (options.riseOnHover) { + L.DomEvent + .on(this._icon, 'mouseover', this._bringToFront, this) + .on(this._icon, 'mouseout', this._resetZIndex, this); + } + } + + if (!this._shadow) { + this._shadow = options.icon.createShadow(); + + if (this._shadow) { + L.DomUtil.addClass(this._shadow, classToAdd); + needOpacityUpdate = (this.options.opacity < 1); + } + } + + if (needOpacityUpdate) { + this._updateOpacity(); + } + + var panes = this._map._panes; + + panes.markerPane.appendChild(this._icon); + + if (this._shadow) { + panes.shadowPane.appendChild(this._shadow); + } + }, + + _removeIcon: function () { + var panes = this._map._panes; + + if (this.options.riseOnHover) { + L.DomEvent + .off(this._icon, 'mouseover', this._bringToFront) + .off(this._icon, 'mouseout', this._resetZIndex); + } + + panes.markerPane.removeChild(this._icon); + + if (this._shadow) { + panes.shadowPane.removeChild(this._shadow); + } + + this._icon = this._shadow = null; + }, + + _setPos: function (pos) { + L.DomUtil.setPosition(this._icon, pos); + + if (this._shadow) { + L.DomUtil.setPosition(this._shadow, pos); + } + + this._zIndex = pos.y + this.options.zIndexOffset; + + this._resetZIndex(); + }, + + _updateZIndex: function (offset) { + this._icon.style.zIndex = this._zIndex + offset; + }, + + _animateZoom: function (opt) { + var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center); + + this._setPos(pos); + }, + + _initInteraction: function () { + + if (!this.options.clickable) { return; } + + // TODO refactor into something shared with Map/Path/etc. to DRY it up + + var icon = this._icon, + events = ['dblclick', 'mousedown', 'mouseover', 'mouseout', 'contextmenu']; + + L.DomUtil.addClass(icon, 'leaflet-clickable'); + L.DomEvent.on(icon, 'click', this._onMouseClick, this); + + for (var i = 0; i < events.length; i++) { + L.DomEvent.on(icon, events[i], this._fireMouseEvent, this); + } + + if (L.Handler.MarkerDrag) { + this.dragging = new L.Handler.MarkerDrag(this); + + if (this.options.draggable) { + this.dragging.enable(); + } + } + }, + + _onMouseClick: function (e) { + var wasDragged = this.dragging && this.dragging.moved(); + + if (this.hasEventListeners(e.type) || wasDragged) { + L.DomEvent.stopPropagation(e); + } + + if (wasDragged) { return; } + + if ((!this.dragging || !this.dragging._enabled) && this._map.dragging && this._map.dragging.moved()) { return; } + + this.fire(e.type, { + originalEvent: e + }); + }, + + _fireMouseEvent: function (e) { + + this.fire(e.type, { + originalEvent: e + }); + + // TODO proper custom event propagation + // this line will always be called if marker is in a FeatureGroup + if (e.type === 'contextmenu' && this.hasEventListeners(e.type)) { + L.DomEvent.preventDefault(e); + } + if (e.type !== 'mousedown') { + L.DomEvent.stopPropagation(e); + } + }, + + setOpacity: function (opacity) { + this.options.opacity = opacity; + if (this._map) { + this._updateOpacity(); + } + }, + + _updateOpacity: function () { + L.DomUtil.setOpacity(this._icon, this.options.opacity); + if (this._shadow) { + L.DomUtil.setOpacity(this._shadow, this.options.opacity); + } + }, + + _bringToFront: function () { + this._updateZIndex(this.options.riseOffset); + }, + + _resetZIndex: function () { + this._updateZIndex(0); + } +}); + +L.marker = function (latlng, options) { + return new L.Marker(latlng, options); +}; /* @@ -3366,2593 +3369,2593 @@ L.divIcon = function (options) { }; -/* - * L.Popup is used for displaying popups on the map. - */ - -L.Map.mergeOptions({ - closePopupOnClick: true -}); - -L.Popup = L.Class.extend({ - includes: L.Mixin.Events, - - options: { - minWidth: 50, - maxWidth: 300, - maxHeight: null, - autoPan: true, - closeButton: true, - offset: new L.Point(0, 6), - autoPanPadding: new L.Point(5, 5), - className: '', - zoomAnimation: true - }, - - initialize: function (options, source) { - L.setOptions(this, options); - - this._source = source; - this._animated = L.Browser.any3d && this.options.zoomAnimation; - }, - - onAdd: function (map) { - this._map = map; - - if (!this._container) { - this._initLayout(); - } - this._updateContent(); - - var animFade = map.options.fadeAnimation; - - if (animFade) { - L.DomUtil.setOpacity(this._container, 0); - } - map._panes.popupPane.appendChild(this._container); - - map.on('viewreset', this._updatePosition, this); - - if (this._animated) { - map.on('zoomanim', this._zoomAnimation, this); - } - - if (map.options.closePopupOnClick) { - map.on('preclick', this._close, this); - } - - this._update(); - - if (animFade) { - L.DomUtil.setOpacity(this._container, 1); - } - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - openOn: function (map) { - map.openPopup(this); - return this; - }, - - onRemove: function (map) { - map._panes.popupPane.removeChild(this._container); - - L.Util.falseFn(this._container.offsetWidth); // force reflow - - map.off({ - viewreset: this._updatePosition, - preclick: this._close, - zoomanim: this._zoomAnimation - }, this); - - if (map.options.fadeAnimation) { - L.DomUtil.setOpacity(this._container, 0); - } - - this._map = null; - }, - - setLatLng: function (latlng) { - this._latlng = L.latLng(latlng); - this._update(); - return this; - }, - - setContent: function (content) { - this._content = content; - this._update(); - return this; - }, - - _close: function () { - var map = this._map; - - if (map) { - map._popup = null; - - map - .removeLayer(this) - .fire('popupclose', {popup: this}); - } - }, - - _initLayout: function () { - var prefix = 'leaflet-popup', - containerClass = prefix + ' ' + this.options.className + ' leaflet-zoom-' + - (this._animated ? 'animated' : 'hide'), - container = this._container = L.DomUtil.create('div', containerClass), - closeButton; - - if (this.options.closeButton) { - closeButton = this._closeButton = - L.DomUtil.create('a', prefix + '-close-button', container); - closeButton.href = '#close'; - closeButton.innerHTML = '×'; - - L.DomEvent.on(closeButton, 'click', this._onCloseButtonClick, this); - } - - var wrapper = this._wrapper = - L.DomUtil.create('div', prefix + '-content-wrapper', container); - L.DomEvent.disableClickPropagation(wrapper); - - this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper); - L.DomEvent.on(this._contentNode, 'mousewheel', L.DomEvent.stopPropagation); - - this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container); - this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer); - }, - - _update: function () { - if (!this._map) { return; } - - this._container.style.visibility = 'hidden'; - - this._updateContent(); - this._updateLayout(); - this._updatePosition(); - - this._container.style.visibility = ''; - - this._adjustPan(); - }, - - _updateContent: function () { - if (!this._content) { return; } - - if (typeof this._content === 'string') { - this._contentNode.innerHTML = this._content; - } else { - while (this._contentNode.hasChildNodes()) { - this._contentNode.removeChild(this._contentNode.firstChild); - } - this._contentNode.appendChild(this._content); - } - this.fire('contentupdate'); - }, - - _updateLayout: function () { - var container = this._contentNode, - style = container.style; - - style.width = ''; - style.whiteSpace = 'nowrap'; - - var width = container.offsetWidth; - width = Math.min(width, this.options.maxWidth); - width = Math.max(width, this.options.minWidth); - - style.width = (width + 1) + 'px'; - style.whiteSpace = ''; - - style.height = ''; - - var height = container.offsetHeight, - maxHeight = this.options.maxHeight, - scrolledClass = 'leaflet-popup-scrolled'; - - if (maxHeight && height > maxHeight) { - style.height = maxHeight + 'px'; - L.DomUtil.addClass(container, scrolledClass); - } else { - L.DomUtil.removeClass(container, scrolledClass); - } - - this._containerWidth = this._container.offsetWidth; - }, - - _updatePosition: function () { - if (!this._map) { return; } - - var pos = this._map.latLngToLayerPoint(this._latlng), - animated = this._animated, - offset = this.options.offset; - - if (animated) { - L.DomUtil.setPosition(this._container, pos); - } - - this._containerBottom = -offset.y - (animated ? 0 : pos.y); - this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x + (animated ? 0 : pos.x); - - //Bottom position the popup in case the height of the popup changes (images loading etc) - this._container.style.bottom = this._containerBottom + 'px'; - this._container.style.left = this._containerLeft + 'px'; - }, - - _zoomAnimation: function (opt) { - var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center); - - L.DomUtil.setPosition(this._container, pos); - }, - - _adjustPan: function () { - if (!this.options.autoPan) { return; } - - var map = this._map, - containerHeight = this._container.offsetHeight, - containerWidth = this._containerWidth, - - layerPos = new L.Point(this._containerLeft, -containerHeight - this._containerBottom); - - if (this._animated) { - layerPos._add(L.DomUtil.getPosition(this._container)); - } - - var containerPos = map.layerPointToContainerPoint(layerPos), - padding = this.options.autoPanPadding, - size = map.getSize(), - dx = 0, - dy = 0; - - if (containerPos.x < 0) { - dx = containerPos.x - padding.x; - } - if (containerPos.x + containerWidth > size.x) { - dx = containerPos.x + containerWidth - size.x + padding.x; - } - if (containerPos.y < 0) { - dy = containerPos.y - padding.y; - } - if (containerPos.y + containerHeight > size.y) { - dy = containerPos.y + containerHeight - size.y + padding.y; - } - - if (dx || dy) { - map.panBy(new L.Point(dx, dy)); - } - }, - - _onCloseButtonClick: function (e) { - this._close(); - L.DomEvent.stop(e); - } -}); - -L.popup = function (options, source) { - return new L.Popup(options, source); -}; - - -/* - * Popup extension to L.Marker, adding popup-related methods. - */ - -L.Marker.include({ - openPopup: function () { - if (this._popup && this._map) { - this._popup.setLatLng(this._latlng); - this._map.openPopup(this._popup); - } - - return this; - }, - - closePopup: function () { - if (this._popup) { - this._popup._close(); - } - return this; - }, - - bindPopup: function (content, options) { - var anchor = L.point(this.options.icon.options.popupAnchor) || new L.Point(0, 0); - - anchor = anchor.add(L.Popup.prototype.options.offset); - - if (options && options.offset) { - anchor = anchor.add(options.offset); - } - - options = L.extend({offset: anchor}, options); - - if (!this._popup) { - this - .on('click', this.openPopup, this) - .on('remove', this.closePopup, this) - .on('move', this._movePopup, this); - } - - this._popup = new L.Popup(options, this) - .setContent(content); - - return this; - }, - - unbindPopup: function () { - if (this._popup) { - this._popup = null; - this - .off('click', this.openPopup) - .off('remove', this.closePopup) - .off('move', this._movePopup); - } - return this; - }, - - _movePopup: function (e) { - this._popup.setLatLng(e.latlng); - } -}); - - -/* - * Adds popup-related methods to L.Map. - */ - -L.Map.include({ - openPopup: function (popup) { - this.closePopup(); - - this._popup = popup; - - return this - .addLayer(popup) - .fire('popupopen', {popup: this._popup}); - }, - - closePopup: function () { - if (this._popup) { - this._popup._close(); - } - return this; - } -}); - - -/* - * L.LayerGroup is a class to combine several layers into one so that - * you can manipulate the group (e.g. add/remove it) as one layer. - */ - -L.LayerGroup = L.Class.extend({ - initialize: function (layers) { - this._layers = {}; - - var i, len; - - if (layers) { - for (i = 0, len = layers.length; i < len; i++) { - this.addLayer(layers[i]); - } - } - }, - - addLayer: function (layer) { - var id = L.stamp(layer); - - this._layers[id] = layer; - - if (this._map) { - this._map.addLayer(layer); - } - - return this; - }, - - removeLayer: function (layer) { - var id = L.stamp(layer); - - delete this._layers[id]; - - if (this._map) { - this._map.removeLayer(layer); - } - - return this; - }, - - clearLayers: function () { - this.eachLayer(this.removeLayer, this); - return this; - }, - - invoke: function (methodName) { - var args = Array.prototype.slice.call(arguments, 1), - i, layer; - - for (i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - layer = this._layers[i]; - - if (layer[methodName]) { - layer[methodName].apply(layer, args); - } - } - } - - return this; - }, - - onAdd: function (map) { - this._map = map; - this.eachLayer(map.addLayer, map); - }, - - onRemove: function (map) { - this.eachLayer(map.removeLayer, map); - this._map = null; - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - eachLayer: function (method, context) { - for (var i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - method.call(context, this._layers[i]); - } - } - }, - - setZIndex: function (zIndex) { - return this.invoke('setZIndex', zIndex); - } -}); - -L.layerGroup = function (layers) { - return new L.LayerGroup(layers); -}; - - -/* - * L.FeatureGroup extends L.LayerGroup by introducing mouse events and additional methods - * shared between a group of interactive layers (like vectors or markers). - */ - -L.FeatureGroup = L.LayerGroup.extend({ - includes: L.Mixin.Events, - - statics: { - EVENTS: 'click dblclick mouseover mouseout mousemove contextmenu' - }, - - addLayer: function (layer) { - if (this._layers[L.stamp(layer)]) { - return this; - } - - layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this); - - L.LayerGroup.prototype.addLayer.call(this, layer); - - if (this._popupContent && layer.bindPopup) { - layer.bindPopup(this._popupContent, this._popupOptions); - } - - return this.fire('layeradd', {layer: layer}); - }, - - removeLayer: function (layer) { - layer.off(L.FeatureGroup.EVENTS, this._propagateEvent, this); - - L.LayerGroup.prototype.removeLayer.call(this, layer); - - - if (this._popupContent) { - this.invoke('unbindPopup'); - } - - return this.fire('layerremove', {layer: layer}); - }, - - bindPopup: function (content, options) { - this._popupContent = content; - this._popupOptions = options; - return this.invoke('bindPopup', content, options); - }, - - setStyle: function (style) { - return this.invoke('setStyle', style); - }, - - bringToFront: function () { - return this.invoke('bringToFront'); - }, - - bringToBack: function () { - return this.invoke('bringToBack'); - }, - - getBounds: function () { - var bounds = new L.LatLngBounds(); - - this.eachLayer(function (layer) { - bounds.extend(layer instanceof L.Marker ? layer.getLatLng() : layer.getBounds()); - }); - - return bounds; - }, - - _propagateEvent: function (e) { - e.layer = e.target; - e.target = this; - - this.fire(e.type, e); - } -}); - -L.featureGroup = function (layers) { - return new L.FeatureGroup(layers); -}; - - -/* - * L.Path is a base class for rendering vector paths on a map. Inherited by Polyline, Circle, etc. - */ - -L.Path = L.Class.extend({ - includes: [L.Mixin.Events], - - statics: { - // how much to extend the clip area around the map view - // (relative to its size, e.g. 0.5 is half the screen in each direction) - // set it so that SVG element doesn't exceed 1280px (vectors flicker on dragend if it is) - CLIP_PADDING: L.Browser.mobile ? - Math.max(0, Math.min(0.5, - (1280 / Math.max(window.innerWidth, window.innerHeight) - 1) / 2)) : 0.5 - }, - - options: { - stroke: true, - color: '#0033ff', - dashArray: null, - weight: 5, - opacity: 0.5, - - fill: false, - fillColor: null, //same as color by default - fillOpacity: 0.2, - - clickable: true - }, - - initialize: function (options) { - L.setOptions(this, options); - }, - - onAdd: function (map) { - this._map = map; - - if (!this._container) { - this._initElements(); - this._initEvents(); - } - - this.projectLatlngs(); - this._updatePath(); - - if (this._container) { - this._map._pathRoot.appendChild(this._container); - } - - this.fire('add'); - - map.on({ - 'viewreset': this.projectLatlngs, - 'moveend': this._updatePath - }, this); - }, - - addTo: function (map) { - map.addLayer(this); - return this; - }, - - onRemove: function (map) { - map._pathRoot.removeChild(this._container); - - // Need to fire remove event before we set _map to null as the event hooks might need the object - this.fire('remove'); - this._map = null; - - if (L.Browser.vml) { - this._container = null; - this._stroke = null; - this._fill = null; - } - - map.off({ - 'viewreset': this.projectLatlngs, - 'moveend': this._updatePath - }, this); - }, - - projectLatlngs: function () { - // do all projection stuff here - }, - - setStyle: function (style) { - L.setOptions(this, style); - - if (this._container) { - this._updateStyle(); - } - - return this; - }, - - redraw: function () { - if (this._map) { - this.projectLatlngs(); - this._updatePath(); - } - return this; - } -}); - -L.Map.include({ - _updatePathViewport: function () { - var p = L.Path.CLIP_PADDING, - size = this.getSize(), - panePos = L.DomUtil.getPosition(this._mapPane), - min = panePos.multiplyBy(-1)._subtract(size.multiplyBy(p)._round()), - max = min.add(size.multiplyBy(1 + p * 2)._round()); - - this._pathViewport = new L.Bounds(min, max); - } -}); - - -/* - * Extends L.Path with SVG-specific rendering code. - */ - -L.Path.SVG_NS = 'http://www.w3.org/2000/svg'; - -L.Browser.svg = !!(document.createElementNS && document.createElementNS(L.Path.SVG_NS, 'svg').createSVGRect); - -L.Path = L.Path.extend({ - statics: { - SVG: L.Browser.svg - }, - - bringToFront: function () { - var root = this._map._pathRoot, - path = this._container; - - if (path && root.lastChild !== path) { - root.appendChild(path); - } - return this; - }, - - bringToBack: function () { - var root = this._map._pathRoot, - path = this._container, - first = root.firstChild; - - if (path && first !== path) { - root.insertBefore(path, first); - } - return this; - }, - - getPathString: function () { - // form path string here - }, - - _createElement: function (name) { - return document.createElementNS(L.Path.SVG_NS, name); - }, - - _initElements: function () { - this._map._initPathRoot(); - this._initPath(); - this._initStyle(); - }, - - _initPath: function () { - this._container = this._createElement('g'); - - this._path = this._createElement('path'); - this._container.appendChild(this._path); - }, - - _initStyle: function () { - if (this.options.stroke) { - this._path.setAttribute('stroke-linejoin', 'round'); - this._path.setAttribute('stroke-linecap', 'round'); - } - if (this.options.fill) { - this._path.setAttribute('fill-rule', 'evenodd'); - } - this._updateStyle(); - }, - - _updateStyle: function () { - if (this.options.stroke) { - this._path.setAttribute('stroke', this.options.color); - this._path.setAttribute('stroke-opacity', this.options.opacity); - this._path.setAttribute('stroke-width', this.options.weight); - if (this.options.dashArray) { - this._path.setAttribute('stroke-dasharray', this.options.dashArray); - } else { - this._path.removeAttribute('stroke-dasharray'); - } - } else { - this._path.setAttribute('stroke', 'none'); - } - if (this.options.fill) { - this._path.setAttribute('fill', this.options.fillColor || this.options.color); - this._path.setAttribute('fill-opacity', this.options.fillOpacity); - } else { - this._path.setAttribute('fill', 'none'); - } - }, - - _updatePath: function () { - var str = this.getPathString(); - if (!str) { - // fix webkit empty string parsing bug - str = 'M0 0'; - } - this._path.setAttribute('d', str); - }, - - // TODO remove duplication with L.Map - _initEvents: function () { - if (this.options.clickable) { - if (L.Browser.svg || !L.Browser.vml) { - this._path.setAttribute('class', 'leaflet-clickable'); - } - - L.DomEvent.on(this._container, 'click', this._onMouseClick, this); - - var events = ['dblclick', 'mousedown', 'mouseover', - 'mouseout', 'mousemove', 'contextmenu']; - for (var i = 0; i < events.length; i++) { - L.DomEvent.on(this._container, events[i], this._fireMouseEvent, this); - } - } - }, - - _onMouseClick: function (e) { - if (this._map.dragging && this._map.dragging.moved()) { return; } - - this._fireMouseEvent(e); - }, - - _fireMouseEvent: function (e) { - if (!this.hasEventListeners(e.type)) { return; } - - var map = this._map, - containerPoint = map.mouseEventToContainerPoint(e), - layerPoint = map.containerPointToLayerPoint(containerPoint), - latlng = map.layerPointToLatLng(layerPoint); - - this.fire(e.type, { - latlng: latlng, - layerPoint: layerPoint, - containerPoint: containerPoint, - originalEvent: e - }); - - if (e.type === 'contextmenu') { - L.DomEvent.preventDefault(e); - } - if (e.type !== 'mousemove') { - L.DomEvent.stopPropagation(e); - } - } -}); - -L.Map.include({ - _initPathRoot: function () { - if (!this._pathRoot) { - this._pathRoot = L.Path.prototype._createElement('svg'); - this._panes.overlayPane.appendChild(this._pathRoot); - - if (this.options.zoomAnimation && L.Browser.any3d) { - this._pathRoot.setAttribute('class', ' leaflet-zoom-animated'); - - this.on({ - 'zoomanim': this._animatePathZoom, - 'zoomend': this._endPathZoom - }); - } else { - this._pathRoot.setAttribute('class', ' leaflet-zoom-hide'); - } - - this.on('moveend', this._updateSvgViewport); - this._updateSvgViewport(); - } - }, - - _animatePathZoom: function (e) { - var scale = this.getZoomScale(e.zoom), - offset = this._getCenterOffset(e.center)._multiplyBy(-scale)._add(this._pathViewport.min); - - this._pathRoot.style[L.DomUtil.TRANSFORM] = - L.DomUtil.getTranslateString(offset) + ' scale(' + scale + ') '; - - this._pathZooming = true; - }, - - _endPathZoom: function () { - this._pathZooming = false; - }, - - _updateSvgViewport: function () { - - if (this._pathZooming) { - // Do not update SVGs while a zoom animation is going on otherwise the animation will break. - // When the zoom animation ends we will be updated again anyway - // This fixes the case where you do a momentum move and zoom while the move is still ongoing. - return; - } - - this._updatePathViewport(); - - var vp = this._pathViewport, - min = vp.min, - max = vp.max, - width = max.x - min.x, - height = max.y - min.y, - root = this._pathRoot, - pane = this._panes.overlayPane; - - // Hack to make flicker on drag end on mobile webkit less irritating - if (L.Browser.mobileWebkit) { - pane.removeChild(root); - } - - L.DomUtil.setPosition(root, min); - root.setAttribute('width', width); - root.setAttribute('height', height); - root.setAttribute('viewBox', [min.x, min.y, width, height].join(' ')); - - if (L.Browser.mobileWebkit) { - pane.appendChild(root); - } - } -}); - - -/* - * Popup extension to L.Path (polylines, polygons, circles), adding popup-related methods. - */ - -L.Path.include({ - - bindPopup: function (content, options) { - - if (!this._popup || options) { - this._popup = new L.Popup(options, this); - } - - this._popup.setContent(content); - - if (!this._popupHandlersAdded) { - this - .on('click', this._openPopup, this) - .on('remove', this.closePopup, this); - - this._popupHandlersAdded = true; - } - - return this; - }, - - unbindPopup: function () { - if (this._popup) { - this._popup = null; - this - .off('click', this._openPopup) - .off('remove', this.closePopup); - - this._popupHandlersAdded = false; - } - return this; - }, - - openPopup: function (latlng) { - - if (this._popup) { - // open the popup from one of the path's points if not specified - latlng = latlng || this._latlng || - this._latlngs[Math.floor(this._latlngs.length / 2)]; - - this._openPopup({latlng: latlng}); - } - - return this; - }, - - closePopup: function () { - if (this._popup) { - this._popup._close(); - } - return this; - }, - - _openPopup: function (e) { - this._popup.setLatLng(e.latlng); - this._map.openPopup(this._popup); - } -}); - - -/* - * Vector rendering for IE6-8 through VML. - * Thanks to Dmitry Baranovsky and his Raphael library for inspiration! - */ - -L.Browser.vml = !L.Browser.svg && (function () { - try { - var div = document.createElement('div'); - div.innerHTML = ''; - - var shape = div.firstChild; - shape.style.behavior = 'url(#default#VML)'; - - return shape && (typeof shape.adj === 'object'); - - } catch (e) { - return false; - } -}()); - -L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ - statics: { - VML: true, - CLIP_PADDING: 0.02 - }, - - _createElement: (function () { - try { - document.namespaces.add('lvml', 'urn:schemas-microsoft-com:vml'); - return function (name) { - return document.createElement(''); - }; - } catch (e) { - return function (name) { - return document.createElement( - '<' + name + ' xmlns="urn:schemas-microsoft.com:vml" class="lvml">'); - }; - } - }()), - - _initPath: function () { - var container = this._container = this._createElement('shape'); - L.DomUtil.addClass(container, 'leaflet-vml-shape'); - if (this.options.clickable) { - L.DomUtil.addClass(container, 'leaflet-clickable'); - } - container.coordsize = '1 1'; - - this._path = this._createElement('path'); - container.appendChild(this._path); - - this._map._pathRoot.appendChild(container); - }, - - _initStyle: function () { - this._updateStyle(); - }, - - _updateStyle: function () { - var stroke = this._stroke, - fill = this._fill, - options = this.options, - container = this._container; - - container.stroked = options.stroke; - container.filled = options.fill; - - if (options.stroke) { - if (!stroke) { - stroke = this._stroke = this._createElement('stroke'); - stroke.endcap = 'round'; - container.appendChild(stroke); - } - stroke.weight = options.weight + 'px'; - stroke.color = options.color; - stroke.opacity = options.opacity; - - if (options.dashArray) { - stroke.dashStyle = options.dashArray instanceof Array ? - options.dashArray.join(' ') : - options.dashArray.replace(/ *, */g, ' '); - } else { - stroke.dashStyle = ''; - } - - } else if (stroke) { - container.removeChild(stroke); - this._stroke = null; - } - - if (options.fill) { - if (!fill) { - fill = this._fill = this._createElement('fill'); - container.appendChild(fill); - } - fill.color = options.fillColor || options.color; - fill.opacity = options.fillOpacity; - - } else if (fill) { - container.removeChild(fill); - this._fill = null; - } - }, - - _updatePath: function () { - var style = this._container.style; - - style.display = 'none'; - this._path.v = this.getPathString() + ' '; // the space fixes IE empty path string bug - style.display = ''; - } -}); - -L.Map.include(L.Browser.svg || !L.Browser.vml ? {} : { - _initPathRoot: function () { - if (this._pathRoot) { return; } - - var root = this._pathRoot = document.createElement('div'); - root.className = 'leaflet-vml-container'; - this._panes.overlayPane.appendChild(root); - - this.on('moveend', this._updatePathViewport); - this._updatePathViewport(); - } -}); - - -/* - * Vector rendering for all browsers that support canvas. - */ - -L.Browser.canvas = (function () { - return !!document.createElement('canvas').getContext; -}()); - -L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : L.Path.extend({ - statics: { - //CLIP_PADDING: 0.02, // not sure if there's a need to set it to a small value - CANVAS: true, - SVG: false - }, - - redraw: function () { - if (this._map) { - this.projectLatlngs(); - this._requestUpdate(); - } - return this; - }, - - setStyle: function (style) { - L.setOptions(this, style); - - if (this._map) { - this._updateStyle(); - this._requestUpdate(); - } - return this; - }, - - onRemove: function (map) { - map - .off('viewreset', this.projectLatlngs, this) - .off('moveend', this._updatePath, this); - - if (this.options.clickable) { - this._map.off('click', this._onClick, this); - } - - this._requestUpdate(); - - this._map = null; - }, - - _requestUpdate: function () { - if (this._map && !L.Path._updateRequest) { - L.Path._updateRequest = L.Util.requestAnimFrame(this._fireMapMoveEnd, this._map); - } - }, - - _fireMapMoveEnd: function () { - L.Path._updateRequest = null; - this.fire('moveend'); - }, - - _initElements: function () { - this._map._initPathRoot(); - this._ctx = this._map._canvasCtx; - }, - - _updateStyle: function () { - var options = this.options; - - if (options.stroke) { - this._ctx.lineWidth = options.weight; - this._ctx.strokeStyle = options.color; - } - if (options.fill) { - this._ctx.fillStyle = options.fillColor || options.color; - } - }, - - _drawPath: function () { - var i, j, len, len2, point, drawMethod; - - this._ctx.beginPath(); - - for (i = 0, len = this._parts.length; i < len; i++) { - for (j = 0, len2 = this._parts[i].length; j < len2; j++) { - point = this._parts[i][j]; - drawMethod = (j === 0 ? 'move' : 'line') + 'To'; - - this._ctx[drawMethod](point.x, point.y); - } - // TODO refactor ugly hack - if (this instanceof L.Polygon) { - this._ctx.closePath(); - } - } - }, - - _checkIfEmpty: function () { - return !this._parts.length; - }, - - _updatePath: function () { - if (this._checkIfEmpty()) { return; } - - var ctx = this._ctx, - options = this.options; - - this._drawPath(); - ctx.save(); - this._updateStyle(); - - if (options.fill) { - ctx.globalAlpha = options.fillOpacity; - ctx.fill(); - } - - if (options.stroke) { - ctx.globalAlpha = options.opacity; - ctx.stroke(); - } - - ctx.restore(); - - // TODO optimization: 1 fill/stroke for all features with equal style instead of 1 for each feature - }, - - _initEvents: function () { - if (this.options.clickable) { - // TODO hand cursor - // TODO mouseover, mouseout, dblclick - this._map.on('click', this._onClick, this); - } - }, - - _onClick: function (e) { - if (this._containsPoint(e.layerPoint)) { - this.fire('click', { - latlng: e.latlng, - layerPoint: e.layerPoint, - containerPoint: e.containerPoint, - originalEvent: e - }); - } - } -}); - -L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {} : { - _initPathRoot: function () { - var root = this._pathRoot, - ctx; - - if (!root) { - root = this._pathRoot = document.createElement("canvas"); - root.style.position = 'absolute'; - ctx = this._canvasCtx = root.getContext('2d'); - - ctx.lineCap = "round"; - ctx.lineJoin = "round"; - - this._panes.overlayPane.appendChild(root); - - if (this.options.zoomAnimation) { - this._pathRoot.className = 'leaflet-zoom-animated'; - this.on('zoomanim', this._animatePathZoom); - this.on('zoomend', this._endPathZoom); - } - this.on('moveend', this._updateCanvasViewport); - this._updateCanvasViewport(); - } - }, - - _updateCanvasViewport: function () { - // don't redraw while zooming. See _updateSvgViewport for more details - if (this._pathZooming) { return; } - this._updatePathViewport(); - - var vp = this._pathViewport, - min = vp.min, - size = vp.max.subtract(min), - root = this._pathRoot; - - //TODO check if this works properly on mobile webkit - L.DomUtil.setPosition(root, min); - root.width = size.x; - root.height = size.y; - root.getContext('2d').translate(-min.x, -min.y); - } -}); - - -/* - * L.LineUtil contains different utility functions for line segments - * and polylines (clipping, simplification, distances, etc.) - */ - -/*jshint bitwise:false */ // allow bitwise oprations for this file - -L.LineUtil = { - - // Simplify polyline with vertex reduction and Douglas-Peucker simplification. - // Improves rendering performance dramatically by lessening the number of points to draw. - - simplify: function (/*Point[]*/ points, /*Number*/ tolerance) { - if (!tolerance || !points.length) { - return points.slice(); - } - - var sqTolerance = tolerance * tolerance; - - // stage 1: vertex reduction - points = this._reducePoints(points, sqTolerance); - - // stage 2: Douglas-Peucker simplification - points = this._simplifyDP(points, sqTolerance); - - return points; - }, - - // distance from a point to a segment between two points - pointToSegmentDistance: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { - return Math.sqrt(this._sqClosestPointOnSegment(p, p1, p2, true)); - }, - - closestPointOnSegment: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { - return this._sqClosestPointOnSegment(p, p1, p2); - }, - - // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm - _simplifyDP: function (points, sqTolerance) { - - var len = points.length, - ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array, - markers = new ArrayConstructor(len); - - markers[0] = markers[len - 1] = 1; - - this._simplifyDPStep(points, markers, sqTolerance, 0, len - 1); - - var i, - newPoints = []; - - for (i = 0; i < len; i++) { - if (markers[i]) { - newPoints.push(points[i]); - } - } - - return newPoints; - }, - - _simplifyDPStep: function (points, markers, sqTolerance, first, last) { - - var maxSqDist = 0, - index, i, sqDist; - - for (i = first + 1; i <= last - 1; i++) { - sqDist = this._sqClosestPointOnSegment(points[i], points[first], points[last], true); - - if (sqDist > maxSqDist) { - index = i; - maxSqDist = sqDist; - } - } - - if (maxSqDist > sqTolerance) { - markers[index] = 1; - - this._simplifyDPStep(points, markers, sqTolerance, first, index); - this._simplifyDPStep(points, markers, sqTolerance, index, last); - } - }, - - // reduce points that are too close to each other to a single point - _reducePoints: function (points, sqTolerance) { - var reducedPoints = [points[0]]; - - for (var i = 1, prev = 0, len = points.length; i < len; i++) { - if (this._sqDist(points[i], points[prev]) > sqTolerance) { - reducedPoints.push(points[i]); - prev = i; - } - } - if (prev < len - 1) { - reducedPoints.push(points[len - 1]); - } - return reducedPoints; - }, - - // Cohen-Sutherland line clipping algorithm. - // Used to avoid rendering parts of a polyline that are not currently visible. - - clipSegment: function (a, b, bounds, useLastCode) { - var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), - codeB = this._getBitCode(b, bounds), - - codeOut, p, newCode; - - // save 2nd code to avoid calculating it on the next segment - this._lastCode = codeB; - - while (true) { - // if a,b is inside the clip window (trivial accept) - if (!(codeA | codeB)) { - return [a, b]; - // if a,b is outside the clip window (trivial reject) - } else if (codeA & codeB) { - return false; - // other cases - } else { - codeOut = codeA || codeB, - p = this._getEdgeIntersection(a, b, codeOut, bounds), - newCode = this._getBitCode(p, bounds); - - if (codeOut === codeA) { - a = p; - codeA = newCode; - } else { - b = p; - codeB = newCode; - } - } - } - }, - - _getEdgeIntersection: function (a, b, code, bounds) { - var dx = b.x - a.x, - dy = b.y - a.y, - min = bounds.min, - max = bounds.max; - - if (code & 8) { // top - return new L.Point(a.x + dx * (max.y - a.y) / dy, max.y); - } else if (code & 4) { // bottom - return new L.Point(a.x + dx * (min.y - a.y) / dy, min.y); - } else if (code & 2) { // right - return new L.Point(max.x, a.y + dy * (max.x - a.x) / dx); - } else if (code & 1) { // left - return new L.Point(min.x, a.y + dy * (min.x - a.x) / dx); - } - }, - - _getBitCode: function (/*Point*/ p, bounds) { - var code = 0; - - if (p.x < bounds.min.x) { // left - code |= 1; - } else if (p.x > bounds.max.x) { // right - code |= 2; - } - if (p.y < bounds.min.y) { // bottom - code |= 4; - } else if (p.y > bounds.max.y) { // top - code |= 8; - } - - return code; - }, - - // square distance (to avoid unnecessary Math.sqrt calls) - _sqDist: function (p1, p2) { - var dx = p2.x - p1.x, - dy = p2.y - p1.y; - return dx * dx + dy * dy; - }, - - // return closest point on segment or distance to that point - _sqClosestPointOnSegment: function (p, p1, p2, sqDist) { - var x = p1.x, - y = p1.y, - dx = p2.x - x, - dy = p2.y - y, - dot = dx * dx + dy * dy, - t; - - if (dot > 0) { - t = ((p.x - x) * dx + (p.y - y) * dy) / dot; - - if (t > 1) { - x = p2.x; - y = p2.y; - } else if (t > 0) { - x += dx * t; - y += dy * t; - } - } - - dx = p.x - x; - dy = p.y - y; - - return sqDist ? dx * dx + dy * dy : new L.Point(x, y); - } -}; - - -/* - * L.Polygon is used to display polylines on a map. - */ - -L.Polyline = L.Path.extend({ - initialize: function (latlngs, options) { - L.Path.prototype.initialize.call(this, options); - - this._latlngs = this._convertLatLngs(latlngs); - }, - - options: { - // how much to simplify the polyline on each zoom level - // more = better performance and smoother look, less = more accurate - smoothFactor: 1.0, - noClip: false - }, - - projectLatlngs: function () { - this._originalPoints = []; - - for (var i = 0, len = this._latlngs.length; i < len; i++) { - this._originalPoints[i] = this._map.latLngToLayerPoint(this._latlngs[i]); - } - }, - - getPathString: function () { - for (var i = 0, len = this._parts.length, str = ''; i < len; i++) { - str += this._getPathPartStr(this._parts[i]); - } - return str; - }, - - getLatLngs: function () { - return this._latlngs; - }, - - setLatLngs: function (latlngs) { - this._latlngs = this._convertLatLngs(latlngs); - return this.redraw(); - }, - - addLatLng: function (latlng) { - this._latlngs.push(L.latLng(latlng)); - return this.redraw(); - }, - - spliceLatLngs: function () { // (Number index, Number howMany) - var removed = [].splice.apply(this._latlngs, arguments); - this._convertLatLngs(this._latlngs); - this.redraw(); - return removed; - }, - - closestLayerPoint: function (p) { - var minDistance = Infinity, parts = this._parts, p1, p2, minPoint = null; - - for (var j = 0, jLen = parts.length; j < jLen; j++) { - var points = parts[j]; - for (var i = 1, len = points.length; i < len; i++) { - p1 = points[i - 1]; - p2 = points[i]; - var sqDist = L.LineUtil._sqClosestPointOnSegment(p, p1, p2, true); - if (sqDist < minDistance) { - minDistance = sqDist; - minPoint = L.LineUtil._sqClosestPointOnSegment(p, p1, p2); - } - } - } - if (minPoint) { - minPoint.distance = Math.sqrt(minDistance); - } - return minPoint; - }, - - getBounds: function () { - var bounds = new L.LatLngBounds(), - latLngs = this.getLatLngs(), - i, len; - - for (i = 0, len = latLngs.length; i < len; i++) { - bounds.extend(latLngs[i]); - } - - return bounds; - }, - - _convertLatLngs: function (latlngs) { - var i, len; - for (i = 0, len = latlngs.length; i < len; i++) { +/* + * L.Popup is used for displaying popups on the map. + */ + +L.Map.mergeOptions({ + closePopupOnClick: true +}); + +L.Popup = L.Class.extend({ + includes: L.Mixin.Events, + + options: { + minWidth: 50, + maxWidth: 300, + maxHeight: null, + autoPan: true, + closeButton: true, + offset: new L.Point(0, 6), + autoPanPadding: new L.Point(5, 5), + className: '', + zoomAnimation: true + }, + + initialize: function (options, source) { + L.setOptions(this, options); + + this._source = source; + this._animated = L.Browser.any3d && this.options.zoomAnimation; + }, + + onAdd: function (map) { + this._map = map; + + if (!this._container) { + this._initLayout(); + } + this._updateContent(); + + var animFade = map.options.fadeAnimation; + + if (animFade) { + L.DomUtil.setOpacity(this._container, 0); + } + map._panes.popupPane.appendChild(this._container); + + map.on('viewreset', this._updatePosition, this); + + if (this._animated) { + map.on('zoomanim', this._zoomAnimation, this); + } + + if (map.options.closePopupOnClick) { + map.on('preclick', this._close, this); + } + + this._update(); + + if (animFade) { + L.DomUtil.setOpacity(this._container, 1); + } + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + openOn: function (map) { + map.openPopup(this); + return this; + }, + + onRemove: function (map) { + map._panes.popupPane.removeChild(this._container); + + L.Util.falseFn(this._container.offsetWidth); // force reflow + + map.off({ + viewreset: this._updatePosition, + preclick: this._close, + zoomanim: this._zoomAnimation + }, this); + + if (map.options.fadeAnimation) { + L.DomUtil.setOpacity(this._container, 0); + } + + this._map = null; + }, + + setLatLng: function (latlng) { + this._latlng = L.latLng(latlng); + this._update(); + return this; + }, + + setContent: function (content) { + this._content = content; + this._update(); + return this; + }, + + _close: function () { + var map = this._map; + + if (map) { + map._popup = null; + + map + .removeLayer(this) + .fire('popupclose', {popup: this}); + } + }, + + _initLayout: function () { + var prefix = 'leaflet-popup', + containerClass = prefix + ' ' + this.options.className + ' leaflet-zoom-' + + (this._animated ? 'animated' : 'hide'), + container = this._container = L.DomUtil.create('div', containerClass), + closeButton; + + if (this.options.closeButton) { + closeButton = this._closeButton = + L.DomUtil.create('a', prefix + '-close-button', container); + closeButton.href = '#close'; + closeButton.innerHTML = '×'; + + L.DomEvent.on(closeButton, 'click', this._onCloseButtonClick, this); + } + + var wrapper = this._wrapper = + L.DomUtil.create('div', prefix + '-content-wrapper', container); + L.DomEvent.disableClickPropagation(wrapper); + + this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper); + L.DomEvent.on(this._contentNode, 'mousewheel', L.DomEvent.stopPropagation); + + this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container); + this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer); + }, + + _update: function () { + if (!this._map) { return; } + + this._container.style.visibility = 'hidden'; + + this._updateContent(); + this._updateLayout(); + this._updatePosition(); + + this._container.style.visibility = ''; + + this._adjustPan(); + }, + + _updateContent: function () { + if (!this._content) { return; } + + if (typeof this._content === 'string') { + this._contentNode.innerHTML = this._content; + } else { + while (this._contentNode.hasChildNodes()) { + this._contentNode.removeChild(this._contentNode.firstChild); + } + this._contentNode.appendChild(this._content); + } + this.fire('contentupdate'); + }, + + _updateLayout: function () { + var container = this._contentNode, + style = container.style; + + style.width = ''; + style.whiteSpace = 'nowrap'; + + var width = container.offsetWidth; + width = Math.min(width, this.options.maxWidth); + width = Math.max(width, this.options.minWidth); + + style.width = (width + 1) + 'px'; + style.whiteSpace = ''; + + style.height = ''; + + var height = container.offsetHeight, + maxHeight = this.options.maxHeight, + scrolledClass = 'leaflet-popup-scrolled'; + + if (maxHeight && height > maxHeight) { + style.height = maxHeight + 'px'; + L.DomUtil.addClass(container, scrolledClass); + } else { + L.DomUtil.removeClass(container, scrolledClass); + } + + this._containerWidth = this._container.offsetWidth; + }, + + _updatePosition: function () { + if (!this._map) { return; } + + var pos = this._map.latLngToLayerPoint(this._latlng), + animated = this._animated, + offset = this.options.offset; + + if (animated) { + L.DomUtil.setPosition(this._container, pos); + } + + this._containerBottom = -offset.y - (animated ? 0 : pos.y); + this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x + (animated ? 0 : pos.x); + + //Bottom position the popup in case the height of the popup changes (images loading etc) + this._container.style.bottom = this._containerBottom + 'px'; + this._container.style.left = this._containerLeft + 'px'; + }, + + _zoomAnimation: function (opt) { + var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center); + + L.DomUtil.setPosition(this._container, pos); + }, + + _adjustPan: function () { + if (!this.options.autoPan) { return; } + + var map = this._map, + containerHeight = this._container.offsetHeight, + containerWidth = this._containerWidth, + + layerPos = new L.Point(this._containerLeft, -containerHeight - this._containerBottom); + + if (this._animated) { + layerPos._add(L.DomUtil.getPosition(this._container)); + } + + var containerPos = map.layerPointToContainerPoint(layerPos), + padding = this.options.autoPanPadding, + size = map.getSize(), + dx = 0, + dy = 0; + + if (containerPos.x < 0) { + dx = containerPos.x - padding.x; + } + if (containerPos.x + containerWidth > size.x) { + dx = containerPos.x + containerWidth - size.x + padding.x; + } + if (containerPos.y < 0) { + dy = containerPos.y - padding.y; + } + if (containerPos.y + containerHeight > size.y) { + dy = containerPos.y + containerHeight - size.y + padding.y; + } + + if (dx || dy) { + map.panBy(new L.Point(dx, dy)); + } + }, + + _onCloseButtonClick: function (e) { + this._close(); + L.DomEvent.stop(e); + } +}); + +L.popup = function (options, source) { + return new L.Popup(options, source); +}; + + +/* + * Popup extension to L.Marker, adding popup-related methods. + */ + +L.Marker.include({ + openPopup: function () { + if (this._popup && this._map) { + this._popup.setLatLng(this._latlng); + this._map.openPopup(this._popup); + } + + return this; + }, + + closePopup: function () { + if (this._popup) { + this._popup._close(); + } + return this; + }, + + bindPopup: function (content, options) { + var anchor = L.point(this.options.icon.options.popupAnchor) || new L.Point(0, 0); + + anchor = anchor.add(L.Popup.prototype.options.offset); + + if (options && options.offset) { + anchor = anchor.add(options.offset); + } + + options = L.extend({offset: anchor}, options); + + if (!this._popup) { + this + .on('click', this.openPopup, this) + .on('remove', this.closePopup, this) + .on('move', this._movePopup, this); + } + + this._popup = new L.Popup(options, this) + .setContent(content); + + return this; + }, + + unbindPopup: function () { + if (this._popup) { + this._popup = null; + this + .off('click', this.openPopup) + .off('remove', this.closePopup) + .off('move', this._movePopup); + } + return this; + }, + + _movePopup: function (e) { + this._popup.setLatLng(e.latlng); + } +}); + + +/* + * Adds popup-related methods to L.Map. + */ + +L.Map.include({ + openPopup: function (popup) { + this.closePopup(); + + this._popup = popup; + + return this + .addLayer(popup) + .fire('popupopen', {popup: this._popup}); + }, + + closePopup: function () { + if (this._popup) { + this._popup._close(); + } + return this; + } +}); + + +/* + * L.LayerGroup is a class to combine several layers into one so that + * you can manipulate the group (e.g. add/remove it) as one layer. + */ + +L.LayerGroup = L.Class.extend({ + initialize: function (layers) { + this._layers = {}; + + var i, len; + + if (layers) { + for (i = 0, len = layers.length; i < len; i++) { + this.addLayer(layers[i]); + } + } + }, + + addLayer: function (layer) { + var id = L.stamp(layer); + + this._layers[id] = layer; + + if (this._map) { + this._map.addLayer(layer); + } + + return this; + }, + + removeLayer: function (layer) { + var id = L.stamp(layer); + + delete this._layers[id]; + + if (this._map) { + this._map.removeLayer(layer); + } + + return this; + }, + + clearLayers: function () { + this.eachLayer(this.removeLayer, this); + return this; + }, + + invoke: function (methodName) { + var args = Array.prototype.slice.call(arguments, 1), + i, layer; + + for (i in this._layers) { + if (this._layers.hasOwnProperty(i)) { + layer = this._layers[i]; + + if (layer[methodName]) { + layer[methodName].apply(layer, args); + } + } + } + + return this; + }, + + onAdd: function (map) { + this._map = map; + this.eachLayer(map.addLayer, map); + }, + + onRemove: function (map) { + this.eachLayer(map.removeLayer, map); + this._map = null; + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + eachLayer: function (method, context) { + for (var i in this._layers) { + if (this._layers.hasOwnProperty(i)) { + method.call(context, this._layers[i]); + } + } + }, + + setZIndex: function (zIndex) { + return this.invoke('setZIndex', zIndex); + } +}); + +L.layerGroup = function (layers) { + return new L.LayerGroup(layers); +}; + + +/* + * L.FeatureGroup extends L.LayerGroup by introducing mouse events and additional methods + * shared between a group of interactive layers (like vectors or markers). + */ + +L.FeatureGroup = L.LayerGroup.extend({ + includes: L.Mixin.Events, + + statics: { + EVENTS: 'click dblclick mouseover mouseout mousemove contextmenu' + }, + + addLayer: function (layer) { + if (this._layers[L.stamp(layer)]) { + return this; + } + + layer.on(L.FeatureGroup.EVENTS, this._propagateEvent, this); + + L.LayerGroup.prototype.addLayer.call(this, layer); + + if (this._popupContent && layer.bindPopup) { + layer.bindPopup(this._popupContent, this._popupOptions); + } + + return this.fire('layeradd', {layer: layer}); + }, + + removeLayer: function (layer) { + layer.off(L.FeatureGroup.EVENTS, this._propagateEvent, this); + + L.LayerGroup.prototype.removeLayer.call(this, layer); + + + if (this._popupContent) { + this.invoke('unbindPopup'); + } + + return this.fire('layerremove', {layer: layer}); + }, + + bindPopup: function (content, options) { + this._popupContent = content; + this._popupOptions = options; + return this.invoke('bindPopup', content, options); + }, + + setStyle: function (style) { + return this.invoke('setStyle', style); + }, + + bringToFront: function () { + return this.invoke('bringToFront'); + }, + + bringToBack: function () { + return this.invoke('bringToBack'); + }, + + getBounds: function () { + var bounds = new L.LatLngBounds(); + + this.eachLayer(function (layer) { + bounds.extend(layer instanceof L.Marker ? layer.getLatLng() : layer.getBounds()); + }); + + return bounds; + }, + + _propagateEvent: function (e) { + e.layer = e.target; + e.target = this; + + this.fire(e.type, e); + } +}); + +L.featureGroup = function (layers) { + return new L.FeatureGroup(layers); +}; + + +/* + * L.Path is a base class for rendering vector paths on a map. Inherited by Polyline, Circle, etc. + */ + +L.Path = L.Class.extend({ + includes: [L.Mixin.Events], + + statics: { + // how much to extend the clip area around the map view + // (relative to its size, e.g. 0.5 is half the screen in each direction) + // set it so that SVG element doesn't exceed 1280px (vectors flicker on dragend if it is) + CLIP_PADDING: L.Browser.mobile ? + Math.max(0, Math.min(0.5, + (1280 / Math.max(window.innerWidth, window.innerHeight) - 1) / 2)) : 0.5 + }, + + options: { + stroke: true, + color: '#0033ff', + dashArray: null, + weight: 5, + opacity: 0.5, + + fill: false, + fillColor: null, //same as color by default + fillOpacity: 0.2, + + clickable: true + }, + + initialize: function (options) { + L.setOptions(this, options); + }, + + onAdd: function (map) { + this._map = map; + + if (!this._container) { + this._initElements(); + this._initEvents(); + } + + this.projectLatlngs(); + this._updatePath(); + + if (this._container) { + this._map._pathRoot.appendChild(this._container); + } + + this.fire('add'); + + map.on({ + 'viewreset': this.projectLatlngs, + 'moveend': this._updatePath + }, this); + }, + + addTo: function (map) { + map.addLayer(this); + return this; + }, + + onRemove: function (map) { + map._pathRoot.removeChild(this._container); + + // Need to fire remove event before we set _map to null as the event hooks might need the object + this.fire('remove'); + this._map = null; + + if (L.Browser.vml) { + this._container = null; + this._stroke = null; + this._fill = null; + } + + map.off({ + 'viewreset': this.projectLatlngs, + 'moveend': this._updatePath + }, this); + }, + + projectLatlngs: function () { + // do all projection stuff here + }, + + setStyle: function (style) { + L.setOptions(this, style); + + if (this._container) { + this._updateStyle(); + } + + return this; + }, + + redraw: function () { + if (this._map) { + this.projectLatlngs(); + this._updatePath(); + } + return this; + } +}); + +L.Map.include({ + _updatePathViewport: function () { + var p = L.Path.CLIP_PADDING, + size = this.getSize(), + panePos = L.DomUtil.getPosition(this._mapPane), + min = panePos.multiplyBy(-1)._subtract(size.multiplyBy(p)._round()), + max = min.add(size.multiplyBy(1 + p * 2)._round()); + + this._pathViewport = new L.Bounds(min, max); + } +}); + + +/* + * Extends L.Path with SVG-specific rendering code. + */ + +L.Path.SVG_NS = 'http://www.w3.org/2000/svg'; + +L.Browser.svg = !!(document.createElementNS && document.createElementNS(L.Path.SVG_NS, 'svg').createSVGRect); + +L.Path = L.Path.extend({ + statics: { + SVG: L.Browser.svg + }, + + bringToFront: function () { + var root = this._map._pathRoot, + path = this._container; + + if (path && root.lastChild !== path) { + root.appendChild(path); + } + return this; + }, + + bringToBack: function () { + var root = this._map._pathRoot, + path = this._container, + first = root.firstChild; + + if (path && first !== path) { + root.insertBefore(path, first); + } + return this; + }, + + getPathString: function () { + // form path string here + }, + + _createElement: function (name) { + return document.createElementNS(L.Path.SVG_NS, name); + }, + + _initElements: function () { + this._map._initPathRoot(); + this._initPath(); + this._initStyle(); + }, + + _initPath: function () { + this._container = this._createElement('g'); + + this._path = this._createElement('path'); + this._container.appendChild(this._path); + }, + + _initStyle: function () { + if (this.options.stroke) { + this._path.setAttribute('stroke-linejoin', 'round'); + this._path.setAttribute('stroke-linecap', 'round'); + } + if (this.options.fill) { + this._path.setAttribute('fill-rule', 'evenodd'); + } + this._updateStyle(); + }, + + _updateStyle: function () { + if (this.options.stroke) { + this._path.setAttribute('stroke', this.options.color); + this._path.setAttribute('stroke-opacity', this.options.opacity); + this._path.setAttribute('stroke-width', this.options.weight); + if (this.options.dashArray) { + this._path.setAttribute('stroke-dasharray', this.options.dashArray); + } else { + this._path.removeAttribute('stroke-dasharray'); + } + } else { + this._path.setAttribute('stroke', 'none'); + } + if (this.options.fill) { + this._path.setAttribute('fill', this.options.fillColor || this.options.color); + this._path.setAttribute('fill-opacity', this.options.fillOpacity); + } else { + this._path.setAttribute('fill', 'none'); + } + }, + + _updatePath: function () { + var str = this.getPathString(); + if (!str) { + // fix webkit empty string parsing bug + str = 'M0 0'; + } + this._path.setAttribute('d', str); + }, + + // TODO remove duplication with L.Map + _initEvents: function () { + if (this.options.clickable) { + if (L.Browser.svg || !L.Browser.vml) { + this._path.setAttribute('class', 'leaflet-clickable'); + } + + L.DomEvent.on(this._container, 'click', this._onMouseClick, this); + + var events = ['dblclick', 'mousedown', 'mouseover', + 'mouseout', 'mousemove', 'contextmenu']; + for (var i = 0; i < events.length; i++) { + L.DomEvent.on(this._container, events[i], this._fireMouseEvent, this); + } + } + }, + + _onMouseClick: function (e) { + if (this._map.dragging && this._map.dragging.moved()) { return; } + + this._fireMouseEvent(e); + }, + + _fireMouseEvent: function (e) { + if (!this.hasEventListeners(e.type)) { return; } + + var map = this._map, + containerPoint = map.mouseEventToContainerPoint(e), + layerPoint = map.containerPointToLayerPoint(containerPoint), + latlng = map.layerPointToLatLng(layerPoint); + + this.fire(e.type, { + latlng: latlng, + layerPoint: layerPoint, + containerPoint: containerPoint, + originalEvent: e + }); + + if (e.type === 'contextmenu') { + L.DomEvent.preventDefault(e); + } + if (e.type !== 'mousemove') { + L.DomEvent.stopPropagation(e); + } + } +}); + +L.Map.include({ + _initPathRoot: function () { + if (!this._pathRoot) { + this._pathRoot = L.Path.prototype._createElement('svg'); + this._panes.overlayPane.appendChild(this._pathRoot); + + if (this.options.zoomAnimation && L.Browser.any3d) { + this._pathRoot.setAttribute('class', ' leaflet-zoom-animated'); + + this.on({ + 'zoomanim': this._animatePathZoom, + 'zoomend': this._endPathZoom + }); + } else { + this._pathRoot.setAttribute('class', ' leaflet-zoom-hide'); + } + + this.on('moveend', this._updateSvgViewport); + this._updateSvgViewport(); + } + }, + + _animatePathZoom: function (e) { + var scale = this.getZoomScale(e.zoom), + offset = this._getCenterOffset(e.center)._multiplyBy(-scale)._add(this._pathViewport.min); + + this._pathRoot.style[L.DomUtil.TRANSFORM] = + L.DomUtil.getTranslateString(offset) + ' scale(' + scale + ') '; + + this._pathZooming = true; + }, + + _endPathZoom: function () { + this._pathZooming = false; + }, + + _updateSvgViewport: function () { + + if (this._pathZooming) { + // Do not update SVGs while a zoom animation is going on otherwise the animation will break. + // When the zoom animation ends we will be updated again anyway + // This fixes the case where you do a momentum move and zoom while the move is still ongoing. + return; + } + + this._updatePathViewport(); + + var vp = this._pathViewport, + min = vp.min, + max = vp.max, + width = max.x - min.x, + height = max.y - min.y, + root = this._pathRoot, + pane = this._panes.overlayPane; + + // Hack to make flicker on drag end on mobile webkit less irritating + if (L.Browser.mobileWebkit) { + pane.removeChild(root); + } + + L.DomUtil.setPosition(root, min); + root.setAttribute('width', width); + root.setAttribute('height', height); + root.setAttribute('viewBox', [min.x, min.y, width, height].join(' ')); + + if (L.Browser.mobileWebkit) { + pane.appendChild(root); + } + } +}); + + +/* + * Popup extension to L.Path (polylines, polygons, circles), adding popup-related methods. + */ + +L.Path.include({ + + bindPopup: function (content, options) { + + if (!this._popup || options) { + this._popup = new L.Popup(options, this); + } + + this._popup.setContent(content); + + if (!this._popupHandlersAdded) { + this + .on('click', this._openPopup, this) + .on('remove', this.closePopup, this); + + this._popupHandlersAdded = true; + } + + return this; + }, + + unbindPopup: function () { + if (this._popup) { + this._popup = null; + this + .off('click', this._openPopup) + .off('remove', this.closePopup); + + this._popupHandlersAdded = false; + } + return this; + }, + + openPopup: function (latlng) { + + if (this._popup) { + // open the popup from one of the path's points if not specified + latlng = latlng || this._latlng || + this._latlngs[Math.floor(this._latlngs.length / 2)]; + + this._openPopup({latlng: latlng}); + } + + return this; + }, + + closePopup: function () { + if (this._popup) { + this._popup._close(); + } + return this; + }, + + _openPopup: function (e) { + this._popup.setLatLng(e.latlng); + this._map.openPopup(this._popup); + } +}); + + +/* + * Vector rendering for IE6-8 through VML. + * Thanks to Dmitry Baranovsky and his Raphael library for inspiration! + */ + +L.Browser.vml = !L.Browser.svg && (function () { + try { + var div = document.createElement('div'); + div.innerHTML = ''; + + var shape = div.firstChild; + shape.style.behavior = 'url(#default#VML)'; + + return shape && (typeof shape.adj === 'object'); + + } catch (e) { + return false; + } +}()); + +L.Path = L.Browser.svg || !L.Browser.vml ? L.Path : L.Path.extend({ + statics: { + VML: true, + CLIP_PADDING: 0.02 + }, + + _createElement: (function () { + try { + document.namespaces.add('lvml', 'urn:schemas-microsoft-com:vml'); + return function (name) { + return document.createElement(''); + }; + } catch (e) { + return function (name) { + return document.createElement( + '<' + name + ' xmlns="urn:schemas-microsoft.com:vml" class="lvml">'); + }; + } + }()), + + _initPath: function () { + var container = this._container = this._createElement('shape'); + L.DomUtil.addClass(container, 'leaflet-vml-shape'); + if (this.options.clickable) { + L.DomUtil.addClass(container, 'leaflet-clickable'); + } + container.coordsize = '1 1'; + + this._path = this._createElement('path'); + container.appendChild(this._path); + + this._map._pathRoot.appendChild(container); + }, + + _initStyle: function () { + this._updateStyle(); + }, + + _updateStyle: function () { + var stroke = this._stroke, + fill = this._fill, + options = this.options, + container = this._container; + + container.stroked = options.stroke; + container.filled = options.fill; + + if (options.stroke) { + if (!stroke) { + stroke = this._stroke = this._createElement('stroke'); + stroke.endcap = 'round'; + container.appendChild(stroke); + } + stroke.weight = options.weight + 'px'; + stroke.color = options.color; + stroke.opacity = options.opacity; + + if (options.dashArray) { + stroke.dashStyle = options.dashArray instanceof Array ? + options.dashArray.join(' ') : + options.dashArray.replace(/ *, */g, ' '); + } else { + stroke.dashStyle = ''; + } + + } else if (stroke) { + container.removeChild(stroke); + this._stroke = null; + } + + if (options.fill) { + if (!fill) { + fill = this._fill = this._createElement('fill'); + container.appendChild(fill); + } + fill.color = options.fillColor || options.color; + fill.opacity = options.fillOpacity; + + } else if (fill) { + container.removeChild(fill); + this._fill = null; + } + }, + + _updatePath: function () { + var style = this._container.style; + + style.display = 'none'; + this._path.v = this.getPathString() + ' '; // the space fixes IE empty path string bug + style.display = ''; + } +}); + +L.Map.include(L.Browser.svg || !L.Browser.vml ? {} : { + _initPathRoot: function () { + if (this._pathRoot) { return; } + + var root = this._pathRoot = document.createElement('div'); + root.className = 'leaflet-vml-container'; + this._panes.overlayPane.appendChild(root); + + this.on('moveend', this._updatePathViewport); + this._updatePathViewport(); + } +}); + + +/* + * Vector rendering for all browsers that support canvas. + */ + +L.Browser.canvas = (function () { + return !!document.createElement('canvas').getContext; +}()); + +L.Path = (L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? L.Path : L.Path.extend({ + statics: { + //CLIP_PADDING: 0.02, // not sure if there's a need to set it to a small value + CANVAS: true, + SVG: false + }, + + redraw: function () { + if (this._map) { + this.projectLatlngs(); + this._requestUpdate(); + } + return this; + }, + + setStyle: function (style) { + L.setOptions(this, style); + + if (this._map) { + this._updateStyle(); + this._requestUpdate(); + } + return this; + }, + + onRemove: function (map) { + map + .off('viewreset', this.projectLatlngs, this) + .off('moveend', this._updatePath, this); + + if (this.options.clickable) { + this._map.off('click', this._onClick, this); + } + + this._requestUpdate(); + + this._map = null; + }, + + _requestUpdate: function () { + if (this._map && !L.Path._updateRequest) { + L.Path._updateRequest = L.Util.requestAnimFrame(this._fireMapMoveEnd, this._map); + } + }, + + _fireMapMoveEnd: function () { + L.Path._updateRequest = null; + this.fire('moveend'); + }, + + _initElements: function () { + this._map._initPathRoot(); + this._ctx = this._map._canvasCtx; + }, + + _updateStyle: function () { + var options = this.options; + + if (options.stroke) { + this._ctx.lineWidth = options.weight; + this._ctx.strokeStyle = options.color; + } + if (options.fill) { + this._ctx.fillStyle = options.fillColor || options.color; + } + }, + + _drawPath: function () { + var i, j, len, len2, point, drawMethod; + + this._ctx.beginPath(); + + for (i = 0, len = this._parts.length; i < len; i++) { + for (j = 0, len2 = this._parts[i].length; j < len2; j++) { + point = this._parts[i][j]; + drawMethod = (j === 0 ? 'move' : 'line') + 'To'; + + this._ctx[drawMethod](point.x, point.y); + } + // TODO refactor ugly hack + if (this instanceof L.Polygon) { + this._ctx.closePath(); + } + } + }, + + _checkIfEmpty: function () { + return !this._parts.length; + }, + + _updatePath: function () { + if (this._checkIfEmpty()) { return; } + + var ctx = this._ctx, + options = this.options; + + this._drawPath(); + ctx.save(); + this._updateStyle(); + + if (options.fill) { + ctx.globalAlpha = options.fillOpacity; + ctx.fill(); + } + + if (options.stroke) { + ctx.globalAlpha = options.opacity; + ctx.stroke(); + } + + ctx.restore(); + + // TODO optimization: 1 fill/stroke for all features with equal style instead of 1 for each feature + }, + + _initEvents: function () { + if (this.options.clickable) { + // TODO hand cursor + // TODO mouseover, mouseout, dblclick + this._map.on('click', this._onClick, this); + } + }, + + _onClick: function (e) { + if (this._containsPoint(e.layerPoint)) { + this.fire('click', { + latlng: e.latlng, + layerPoint: e.layerPoint, + containerPoint: e.containerPoint, + originalEvent: e + }); + } + } +}); + +L.Map.include((L.Path.SVG && !window.L_PREFER_CANVAS) || !L.Browser.canvas ? {} : { + _initPathRoot: function () { + var root = this._pathRoot, + ctx; + + if (!root) { + root = this._pathRoot = document.createElement("canvas"); + root.style.position = 'absolute'; + ctx = this._canvasCtx = root.getContext('2d'); + + ctx.lineCap = "round"; + ctx.lineJoin = "round"; + + this._panes.overlayPane.appendChild(root); + + if (this.options.zoomAnimation) { + this._pathRoot.className = 'leaflet-zoom-animated'; + this.on('zoomanim', this._animatePathZoom); + this.on('zoomend', this._endPathZoom); + } + this.on('moveend', this._updateCanvasViewport); + this._updateCanvasViewport(); + } + }, + + _updateCanvasViewport: function () { + // don't redraw while zooming. See _updateSvgViewport for more details + if (this._pathZooming) { return; } + this._updatePathViewport(); + + var vp = this._pathViewport, + min = vp.min, + size = vp.max.subtract(min), + root = this._pathRoot; + + //TODO check if this works properly on mobile webkit + L.DomUtil.setPosition(root, min); + root.width = size.x; + root.height = size.y; + root.getContext('2d').translate(-min.x, -min.y); + } +}); + + +/* + * L.LineUtil contains different utility functions for line segments + * and polylines (clipping, simplification, distances, etc.) + */ + +/*jshint bitwise:false */ // allow bitwise oprations for this file + +L.LineUtil = { + + // Simplify polyline with vertex reduction and Douglas-Peucker simplification. + // Improves rendering performance dramatically by lessening the number of points to draw. + + simplify: function (/*Point[]*/ points, /*Number*/ tolerance) { + if (!tolerance || !points.length) { + return points.slice(); + } + + var sqTolerance = tolerance * tolerance; + + // stage 1: vertex reduction + points = this._reducePoints(points, sqTolerance); + + // stage 2: Douglas-Peucker simplification + points = this._simplifyDP(points, sqTolerance); + + return points; + }, + + // distance from a point to a segment between two points + pointToSegmentDistance: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { + return Math.sqrt(this._sqClosestPointOnSegment(p, p1, p2, true)); + }, + + closestPointOnSegment: function (/*Point*/ p, /*Point*/ p1, /*Point*/ p2) { + return this._sqClosestPointOnSegment(p, p1, p2); + }, + + // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm + _simplifyDP: function (points, sqTolerance) { + + var len = points.length, + ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array, + markers = new ArrayConstructor(len); + + markers[0] = markers[len - 1] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, 0, len - 1); + + var i, + newPoints = []; + + for (i = 0; i < len; i++) { + if (markers[i]) { + newPoints.push(points[i]); + } + } + + return newPoints; + }, + + _simplifyDPStep: function (points, markers, sqTolerance, first, last) { + + var maxSqDist = 0, + index, i, sqDist; + + for (i = first + 1; i <= last - 1; i++) { + sqDist = this._sqClosestPointOnSegment(points[i], points[first], points[last], true); + + if (sqDist > maxSqDist) { + index = i; + maxSqDist = sqDist; + } + } + + if (maxSqDist > sqTolerance) { + markers[index] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, first, index); + this._simplifyDPStep(points, markers, sqTolerance, index, last); + } + }, + + // reduce points that are too close to each other to a single point + _reducePoints: function (points, sqTolerance) { + var reducedPoints = [points[0]]; + + for (var i = 1, prev = 0, len = points.length; i < len; i++) { + if (this._sqDist(points[i], points[prev]) > sqTolerance) { + reducedPoints.push(points[i]); + prev = i; + } + } + if (prev < len - 1) { + reducedPoints.push(points[len - 1]); + } + return reducedPoints; + }, + + // Cohen-Sutherland line clipping algorithm. + // Used to avoid rendering parts of a polyline that are not currently visible. + + clipSegment: function (a, b, bounds, useLastCode) { + var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), + codeB = this._getBitCode(b, bounds), + + codeOut, p, newCode; + + // save 2nd code to avoid calculating it on the next segment + this._lastCode = codeB; + + while (true) { + // if a,b is inside the clip window (trivial accept) + if (!(codeA | codeB)) { + return [a, b]; + // if a,b is outside the clip window (trivial reject) + } else if (codeA & codeB) { + return false; + // other cases + } else { + codeOut = codeA || codeB, + p = this._getEdgeIntersection(a, b, codeOut, bounds), + newCode = this._getBitCode(p, bounds); + + if (codeOut === codeA) { + a = p; + codeA = newCode; + } else { + b = p; + codeB = newCode; + } + } + } + }, + + _getEdgeIntersection: function (a, b, code, bounds) { + var dx = b.x - a.x, + dy = b.y - a.y, + min = bounds.min, + max = bounds.max; + + if (code & 8) { // top + return new L.Point(a.x + dx * (max.y - a.y) / dy, max.y); + } else if (code & 4) { // bottom + return new L.Point(a.x + dx * (min.y - a.y) / dy, min.y); + } else if (code & 2) { // right + return new L.Point(max.x, a.y + dy * (max.x - a.x) / dx); + } else if (code & 1) { // left + return new L.Point(min.x, a.y + dy * (min.x - a.x) / dx); + } + }, + + _getBitCode: function (/*Point*/ p, bounds) { + var code = 0; + + if (p.x < bounds.min.x) { // left + code |= 1; + } else if (p.x > bounds.max.x) { // right + code |= 2; + } + if (p.y < bounds.min.y) { // bottom + code |= 4; + } else if (p.y > bounds.max.y) { // top + code |= 8; + } + + return code; + }, + + // square distance (to avoid unnecessary Math.sqrt calls) + _sqDist: function (p1, p2) { + var dx = p2.x - p1.x, + dy = p2.y - p1.y; + return dx * dx + dy * dy; + }, + + // return closest point on segment or distance to that point + _sqClosestPointOnSegment: function (p, p1, p2, sqDist) { + var x = p1.x, + y = p1.y, + dx = p2.x - x, + dy = p2.y - y, + dot = dx * dx + dy * dy, + t; + + if (dot > 0) { + t = ((p.x - x) * dx + (p.y - y) * dy) / dot; + + if (t > 1) { + x = p2.x; + y = p2.y; + } else if (t > 0) { + x += dx * t; + y += dy * t; + } + } + + dx = p.x - x; + dy = p.y - y; + + return sqDist ? dx * dx + dy * dy : new L.Point(x, y); + } +}; + + +/* + * L.Polygon is used to display polylines on a map. + */ + +L.Polyline = L.Path.extend({ + initialize: function (latlngs, options) { + L.Path.prototype.initialize.call(this, options); + + this._latlngs = this._convertLatLngs(latlngs); + }, + + options: { + // how much to simplify the polyline on each zoom level + // more = better performance and smoother look, less = more accurate + smoothFactor: 1.0, + noClip: false + }, + + projectLatlngs: function () { + this._originalPoints = []; + + for (var i = 0, len = this._latlngs.length; i < len; i++) { + this._originalPoints[i] = this._map.latLngToLayerPoint(this._latlngs[i]); + } + }, + + getPathString: function () { + for (var i = 0, len = this._parts.length, str = ''; i < len; i++) { + str += this._getPathPartStr(this._parts[i]); + } + return str; + }, + + getLatLngs: function () { + return this._latlngs; + }, + + setLatLngs: function (latlngs) { + this._latlngs = this._convertLatLngs(latlngs); + return this.redraw(); + }, + + addLatLng: function (latlng) { + this._latlngs.push(L.latLng(latlng)); + return this.redraw(); + }, + + spliceLatLngs: function () { // (Number index, Number howMany) + var removed = [].splice.apply(this._latlngs, arguments); + this._convertLatLngs(this._latlngs); + this.redraw(); + return removed; + }, + + closestLayerPoint: function (p) { + var minDistance = Infinity, parts = this._parts, p1, p2, minPoint = null; + + for (var j = 0, jLen = parts.length; j < jLen; j++) { + var points = parts[j]; + for (var i = 1, len = points.length; i < len; i++) { + p1 = points[i - 1]; + p2 = points[i]; + var sqDist = L.LineUtil._sqClosestPointOnSegment(p, p1, p2, true); + if (sqDist < minDistance) { + minDistance = sqDist; + minPoint = L.LineUtil._sqClosestPointOnSegment(p, p1, p2); + } + } + } + if (minPoint) { + minPoint.distance = Math.sqrt(minDistance); + } + return minPoint; + }, + + getBounds: function () { + var bounds = new L.LatLngBounds(), + latLngs = this.getLatLngs(), + i, len; + + for (i = 0, len = latLngs.length; i < len; i++) { + bounds.extend(latLngs[i]); + } + + return bounds; + }, + + _convertLatLngs: function (latlngs) { + var i, len; + for (i = 0, len = latlngs.length; i < len; i++) { if (L.Util.isArray(latlngs[i]) && typeof latlngs[i][0] !== 'number') { - return; - } - latlngs[i] = L.latLng(latlngs[i]); - } - return latlngs; - }, - - _initEvents: function () { - L.Path.prototype._initEvents.call(this); - }, - - _getPathPartStr: function (points) { - var round = L.Path.VML; - - for (var j = 0, len2 = points.length, str = '', p; j < len2; j++) { - p = points[j]; - if (round) { - p._round(); - } - str += (j ? 'L' : 'M') + p.x + ' ' + p.y; - } - return str; - }, - - _clipPoints: function () { - var points = this._originalPoints, - len = points.length, - i, k, segment; - - if (this.options.noClip) { - this._parts = [points]; - return; - } - - this._parts = []; - - var parts = this._parts, - vp = this._map._pathViewport, - lu = L.LineUtil; - - for (i = 0, k = 0; i < len - 1; i++) { - segment = lu.clipSegment(points[i], points[i + 1], vp, i); - if (!segment) { - continue; - } - - parts[k] = parts[k] || []; - parts[k].push(segment[0]); - - // if segment goes out of screen, or it's the last one, it's the end of the line part - if ((segment[1] !== points[i + 1]) || (i === len - 2)) { - parts[k].push(segment[1]); - k++; - } - } - }, - - // simplify each clipped part of the polyline - _simplifyPoints: function () { - var parts = this._parts, - lu = L.LineUtil; - - for (var i = 0, len = parts.length; i < len; i++) { - parts[i] = lu.simplify(parts[i], this.options.smoothFactor); - } - }, - - _updatePath: function () { - if (!this._map) { return; } - - this._clipPoints(); - this._simplifyPoints(); - - L.Path.prototype._updatePath.call(this); - } -}); - -L.polyline = function (latlngs, options) { - return new L.Polyline(latlngs, options); -}; + return; + } + latlngs[i] = L.latLng(latlngs[i]); + } + return latlngs; + }, + + _initEvents: function () { + L.Path.prototype._initEvents.call(this); + }, + + _getPathPartStr: function (points) { + var round = L.Path.VML; + + for (var j = 0, len2 = points.length, str = '', p; j < len2; j++) { + p = points[j]; + if (round) { + p._round(); + } + str += (j ? 'L' : 'M') + p.x + ' ' + p.y; + } + return str; + }, + + _clipPoints: function () { + var points = this._originalPoints, + len = points.length, + i, k, segment; + + if (this.options.noClip) { + this._parts = [points]; + return; + } + + this._parts = []; + + var parts = this._parts, + vp = this._map._pathViewport, + lu = L.LineUtil; + + for (i = 0, k = 0; i < len - 1; i++) { + segment = lu.clipSegment(points[i], points[i + 1], vp, i); + if (!segment) { + continue; + } + + parts[k] = parts[k] || []; + parts[k].push(segment[0]); + + // if segment goes out of screen, or it's the last one, it's the end of the line part + if ((segment[1] !== points[i + 1]) || (i === len - 2)) { + parts[k].push(segment[1]); + k++; + } + } + }, + + // simplify each clipped part of the polyline + _simplifyPoints: function () { + var parts = this._parts, + lu = L.LineUtil; + + for (var i = 0, len = parts.length; i < len; i++) { + parts[i] = lu.simplify(parts[i], this.options.smoothFactor); + } + }, + + _updatePath: function () { + if (!this._map) { return; } + + this._clipPoints(); + this._simplifyPoints(); + + L.Path.prototype._updatePath.call(this); + } +}); + +L.polyline = function (latlngs, options) { + return new L.Polyline(latlngs, options); +}; -/* - * L.PolyUtil contains utility functions for polygons (clipping, etc.). - */ - -/*jshint bitwise:false */ // allow bitwise operations here - -L.PolyUtil = {}; - -/* - * Sutherland-Hodgeman polygon clipping algorithm. - * Used to avoid rendering parts of a polygon that are not currently visible. - */ -L.PolyUtil.clipPolygon = function (points, bounds) { - var clippedPoints, - edges = [1, 4, 2, 8], - i, j, k, - a, b, - len, edge, p, - lu = L.LineUtil; - - for (i = 0, len = points.length; i < len; i++) { - points[i]._code = lu._getBitCode(points[i], bounds); - } - - // for each edge (left, bottom, right, top) - for (k = 0; k < 4; k++) { - edge = edges[k]; - clippedPoints = []; - - for (i = 0, len = points.length, j = len - 1; i < len; j = i++) { - a = points[i]; - b = points[j]; - - // if a is inside the clip window - if (!(a._code & edge)) { - // if b is outside the clip window (a->b goes out of screen) - if (b._code & edge) { - p = lu._getEdgeIntersection(b, a, edge, bounds); - p._code = lu._getBitCode(p, bounds); - clippedPoints.push(p); - } - clippedPoints.push(a); - - // else if b is inside the clip window (a->b enters the screen) - } else if (!(b._code & edge)) { - p = lu._getEdgeIntersection(b, a, edge, bounds); - p._code = lu._getBitCode(p, bounds); - clippedPoints.push(p); - } - } - points = clippedPoints; - } - - return points; -}; +/* + * L.PolyUtil contains utility functions for polygons (clipping, etc.). + */ + +/*jshint bitwise:false */ // allow bitwise operations here + +L.PolyUtil = {}; + +/* + * Sutherland-Hodgeman polygon clipping algorithm. + * Used to avoid rendering parts of a polygon that are not currently visible. + */ +L.PolyUtil.clipPolygon = function (points, bounds) { + var clippedPoints, + edges = [1, 4, 2, 8], + i, j, k, + a, b, + len, edge, p, + lu = L.LineUtil; + + for (i = 0, len = points.length; i < len; i++) { + points[i]._code = lu._getBitCode(points[i], bounds); + } + + // for each edge (left, bottom, right, top) + for (k = 0; k < 4; k++) { + edge = edges[k]; + clippedPoints = []; + + for (i = 0, len = points.length, j = len - 1; i < len; j = i++) { + a = points[i]; + b = points[j]; + + // if a is inside the clip window + if (!(a._code & edge)) { + // if b is outside the clip window (a->b goes out of screen) + if (b._code & edge) { + p = lu._getEdgeIntersection(b, a, edge, bounds); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + clippedPoints.push(a); + + // else if b is inside the clip window (a->b enters the screen) + } else if (!(b._code & edge)) { + p = lu._getEdgeIntersection(b, a, edge, bounds); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + } + points = clippedPoints; + } + + return points; +}; -/* - * L.Polygon is used to display polygons on a map. - */ - -L.Polygon = L.Polyline.extend({ - options: { - fill: true - }, - - initialize: function (latlngs, options) { - L.Polyline.prototype.initialize.call(this, latlngs, options); - +/* + * L.Polygon is used to display polygons on a map. + */ + +L.Polygon = L.Polyline.extend({ + options: { + fill: true + }, + + initialize: function (latlngs, options) { + L.Polyline.prototype.initialize.call(this, latlngs, options); + if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) { - this._latlngs = this._convertLatLngs(latlngs[0]); - this._holes = latlngs.slice(1); - } - }, - - projectLatlngs: function () { - L.Polyline.prototype.projectLatlngs.call(this); - - // project polygon holes points - // TODO move this logic to Polyline to get rid of duplication - this._holePoints = []; - - if (!this._holes) { return; } - - var i, j, len, len2; - - for (i = 0, len = this._holes.length; i < len; i++) { - this._holePoints[i] = []; - - for (j = 0, len2 = this._holes[i].length; j < len2; j++) { - this._holePoints[i][j] = this._map.latLngToLayerPoint(this._holes[i][j]); - } - } - }, - - _clipPoints: function () { - var points = this._originalPoints, - newParts = []; - - this._parts = [points].concat(this._holePoints); - - if (this.options.noClip) { return; } - - for (var i = 0, len = this._parts.length; i < len; i++) { - var clipped = L.PolyUtil.clipPolygon(this._parts[i], this._map._pathViewport); - if (clipped.length) { - newParts.push(clipped); - } - } - - this._parts = newParts; - }, - - _getPathPartStr: function (points) { - var str = L.Polyline.prototype._getPathPartStr.call(this, points); - return str + (L.Browser.svg ? 'z' : 'x'); - } -}); - -L.polygon = function (latlngs, options) { - return new L.Polygon(latlngs, options); -}; - - -/* - * Contains L.MultiPolyline and L.MultiPolygon layers. - */ - -(function () { - function createMulti(Klass) { - - return L.FeatureGroup.extend({ - - initialize: function (latlngs, options) { - this._layers = {}; - this._options = options; - this.setLatLngs(latlngs); - }, - - setLatLngs: function (latlngs) { - var i = 0, - len = latlngs.length; - - this.eachLayer(function (layer) { - if (i < len) { - layer.setLatLngs(latlngs[i++]); - } else { - this.removeLayer(layer); - } - }, this); - - while (i < len) { - this.addLayer(new Klass(latlngs[i++], this._options)); - } - - return this; - } - }); - } - - L.MultiPolyline = createMulti(L.Polyline); - L.MultiPolygon = createMulti(L.Polygon); - - L.multiPolyline = function (latlngs, options) { - return new L.MultiPolyline(latlngs, options); - }; - - L.multiPolygon = function (latlngs, options) { - return new L.MultiPolygon(latlngs, options); - }; -}()); - - -/* - * L.Rectangle extends Polygon and creates a rectangle when passed a LatLngBounds object. - */ - -L.Rectangle = L.Polygon.extend({ - initialize: function (latLngBounds, options) { - L.Polygon.prototype.initialize.call(this, this._boundsToLatLngs(latLngBounds), options); - }, - - setBounds: function (latLngBounds) { - this.setLatLngs(this._boundsToLatLngs(latLngBounds)); - }, - - _boundsToLatLngs: function (latLngBounds) { - latLngBounds = L.latLngBounds(latLngBounds); - return [ - latLngBounds.getSouthWest(), - latLngBounds.getNorthWest(), - latLngBounds.getNorthEast(), - latLngBounds.getSouthEast() - ]; - } -}); - -L.rectangle = function (latLngBounds, options) { - return new L.Rectangle(latLngBounds, options); -}; - - -/* - * L.Circle is a circle overlay (with a certain radius in meters). - */ - -L.Circle = L.Path.extend({ - initialize: function (latlng, radius, options) { - L.Path.prototype.initialize.call(this, options); - - this._latlng = L.latLng(latlng); - this._mRadius = radius; - }, - - options: { - fill: true - }, - - setLatLng: function (latlng) { - this._latlng = L.latLng(latlng); - return this.redraw(); - }, - - setRadius: function (radius) { - this._mRadius = radius; - return this.redraw(); - }, - - projectLatlngs: function () { - var lngRadius = this._getLngRadius(), - latlng2 = new L.LatLng(this._latlng.lat, this._latlng.lng - lngRadius), - point2 = this._map.latLngToLayerPoint(latlng2); - - this._point = this._map.latLngToLayerPoint(this._latlng); - this._radius = Math.max(Math.round(this._point.x - point2.x), 1); - }, - - getBounds: function () { - var lngRadius = this._getLngRadius(), - latRadius = (this._mRadius / 40075017) * 360, - latlng = this._latlng, - sw = new L.LatLng(latlng.lat - latRadius, latlng.lng - lngRadius), - ne = new L.LatLng(latlng.lat + latRadius, latlng.lng + lngRadius); - - return new L.LatLngBounds(sw, ne); - }, - - getLatLng: function () { - return this._latlng; - }, - - getPathString: function () { - var p = this._point, - r = this._radius; - - if (this._checkIfEmpty()) { - return ''; - } - - if (L.Browser.svg) { - return "M" + p.x + "," + (p.y - r) + - "A" + r + "," + r + ",0,1,1," + - (p.x - 0.1) + "," + (p.y - r) + " z"; - } else { - p._round(); - r = Math.round(r); - return "AL " + p.x + "," + p.y + " " + r + "," + r + " 0," + (65535 * 360); - } - }, - - getRadius: function () { - return this._mRadius; - }, - - // TODO Earth hardcoded, move into projection code! - - _getLatRadius: function () { - return (this._mRadius / 40075017) * 360; - }, - - _getLngRadius: function () { - return this._getLatRadius() / Math.cos(L.LatLng.DEG_TO_RAD * this._latlng.lat); - }, - - _checkIfEmpty: function () { - if (!this._map) { - return false; - } - var vp = this._map._pathViewport, - r = this._radius, - p = this._point; - - return p.x - r > vp.max.x || p.y - r > vp.max.y || - p.x + r < vp.min.x || p.y + r < vp.min.y; - } -}); - -L.circle = function (latlng, radius, options) { - return new L.Circle(latlng, radius, options); -}; - - -/* - * L.CircleMarker is a circle overlay with a permanent pixel radius. - */ - -L.CircleMarker = L.Circle.extend({ - options: { - radius: 10, - weight: 2 - }, - - initialize: function (latlng, options) { - L.Circle.prototype.initialize.call(this, latlng, null, options); - this._radius = this.options.radius; - }, - - projectLatlngs: function () { - this._point = this._map.latLngToLayerPoint(this._latlng); - }, - - _updateStyle : function () { - L.Circle.prototype._updateStyle.call(this); - this.setRadius(this.options.radius); - }, - - setRadius: function (radius) { - this.options.radius = this._radius = radius; - return this.redraw(); - } -}); - -L.circleMarker = function (latlng, options) { - return new L.CircleMarker(latlng, options); -}; - - -/* - * Extends L.Polyline to be able to manually detect clicks on Canvas-rendered polylines. - */ - -L.Polyline.include(!L.Path.CANVAS ? {} : { - _containsPoint: function (p, closed) { - var i, j, k, len, len2, dist, part, - w = this.options.weight / 2; - - if (L.Browser.touch) { - w += 10; // polyline click tolerance on touch devices - } - - for (i = 0, len = this._parts.length; i < len; i++) { - part = this._parts[i]; - for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { - if (!closed && (j === 0)) { - continue; - } - - dist = L.LineUtil.pointToSegmentDistance(p, part[k], part[j]); - - if (dist <= w) { - return true; - } - } - } - return false; - } -}); - - -/* - * Extends L.Polygon to be able to manually detect clicks on Canvas-rendered polygons. - */ - -L.Polygon.include(!L.Path.CANVAS ? {} : { - _containsPoint: function (p) { - var inside = false, - part, p1, p2, - i, j, k, - len, len2; - - // TODO optimization: check if within bounds first - - if (L.Polyline.prototype._containsPoint.call(this, p, true)) { - // click on polygon border - return true; - } - - // ray casting algorithm for detecting if point is in polygon - - for (i = 0, len = this._parts.length; i < len; i++) { - part = this._parts[i]; - - for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { - p1 = part[j]; - p2 = part[k]; - - if (((p1.y > p.y) !== (p2.y > p.y)) && - (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) { - inside = !inside; - } - } - } - - return inside; - } -}); - - -/* - * Extends L.Circle with Canvas-specific code. - */ - -L.Circle.include(!L.Path.CANVAS ? {} : { - _drawPath: function () { - var p = this._point; - this._ctx.beginPath(); - this._ctx.arc(p.x, p.y, this._radius, 0, Math.PI * 2, false); - }, - - _containsPoint: function (p) { - var center = this._point, - w2 = this.options.stroke ? this.options.weight / 2 : 0; - - return (p.distanceTo(center) <= this._radius + w2); - } -}); - - -/* - * L.GeoJSON turns any GeoJSON data into a Leaflet layer. - */ - -L.GeoJSON = L.FeatureGroup.extend({ - - initialize: function (geojson, options) { - L.setOptions(this, options); - - this._layers = {}; - - if (geojson) { - this.addData(geojson); - } - }, - - addData: function (geojson) { - var features = L.Util.isArray(geojson) ? geojson : geojson.features, - i, len; - - if (features) { - for (i = 0, len = features.length; i < len; i++) { - // Only add this if geometry or geometries are set and not null - if (features[i].geometries || features[i].geometry || features[i].features) { - this.addData(features[i]); - } - } - return this; - } - - var options = this.options; - - if (options.filter && !options.filter(geojson)) { return; } - - var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer); - layer.feature = geojson; - - layer.defaultOptions = layer.options; - this.resetStyle(layer); - - if (options.onEachFeature) { - options.onEachFeature(geojson, layer); - } - - return this.addLayer(layer); - }, - - resetStyle: function (layer) { - var style = this.options.style; - if (style) { - // reset any custom styles - L.Util.extend(layer.options, layer.defaultOptions); - - this._setLayerStyle(layer, style); - } - }, - - setStyle: function (style) { - this.eachLayer(function (layer) { - this._setLayerStyle(layer, style); - }, this); - }, - - _setLayerStyle: function (layer, style) { - if (typeof style === 'function') { - style = style(layer.feature); - } - if (layer.setStyle) { - layer.setStyle(style); - } - } -}); - -L.extend(L.GeoJSON, { - geometryToLayer: function (geojson, pointToLayer) { - var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson, - coords = geometry.coordinates, - layers = [], - latlng, latlngs, i, len, layer; - - switch (geometry.type) { - case 'Point': - latlng = this.coordsToLatLng(coords); - return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); - - case 'MultiPoint': - for (i = 0, len = coords.length; i < len; i++) { - latlng = this.coordsToLatLng(coords[i]); - layer = pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); - layers.push(layer); - } - return new L.FeatureGroup(layers); - - case 'LineString': - latlngs = this.coordsToLatLngs(coords); - return new L.Polyline(latlngs); - - case 'Polygon': - latlngs = this.coordsToLatLngs(coords, 1); - return new L.Polygon(latlngs); - - case 'MultiLineString': - latlngs = this.coordsToLatLngs(coords, 1); - return new L.MultiPolyline(latlngs); - - case 'MultiPolygon': - latlngs = this.coordsToLatLngs(coords, 2); - return new L.MultiPolygon(latlngs); - - case 'GeometryCollection': - for (i = 0, len = geometry.geometries.length; i < len; i++) { - layer = this.geometryToLayer({ - geometry: geometry.geometries[i], - type: 'Feature', - properties: geojson.properties - }, pointToLayer); - layers.push(layer); - } - return new L.FeatureGroup(layers); - - default: - throw new Error('Invalid GeoJSON object.'); - } - }, - - coordsToLatLng: function (coords, reverse) { // (Array, Boolean) -> LatLng - var lat = parseFloat(coords[reverse ? 0 : 1]), - lng = parseFloat(coords[reverse ? 1 : 0]); - - return new L.LatLng(lat, lng); - }, - - coordsToLatLngs: function (coords, levelsDeep, reverse) { // (Array, Number, Boolean) -> Array - var latlng, - latlngs = [], - i, len; - - for (i = 0, len = coords.length; i < len; i++) { - latlng = levelsDeep ? - this.coordsToLatLngs(coords[i], levelsDeep - 1, reverse) : - this.coordsToLatLng(coords[i], reverse); - - latlngs.push(latlng); - } - - return latlngs; - } -}); - -L.geoJson = function (geojson, options) { - return new L.GeoJSON(geojson, options); -}; - - -/* - * L.DomEvent contains functions for working with DOM events. - */ - -L.DomEvent = { - /* inspired by John Resig, Dean Edwards and YUI addEvent implementations */ - addListener: function (obj, type, fn, context) { // (HTMLElement, String, Function[, Object]) - - var id = L.stamp(fn), - key = '_leaflet_' + type + id, - handler, originalHandler, newType; - - if (obj[key]) { return this; } - - handler = function (e) { - return fn.call(context || obj, e || L.DomEvent._getEvent()); - }; - - if (L.Browser.msTouch && type.indexOf('touch') === 0) { - return this.addMsTouchListener(obj, type, handler, id); - } - if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) { - this.addDoubleTapListener(obj, handler, id); - } - - if ('addEventListener' in obj) { - - if (type === 'mousewheel') { - obj.addEventListener('DOMMouseScroll', handler, false); - obj.addEventListener(type, handler, false); - - } else if ((type === 'mouseenter') || (type === 'mouseleave')) { - - originalHandler = handler; - newType = (type === 'mouseenter' ? 'mouseover' : 'mouseout'); - - handler = function (e) { - if (!L.DomEvent._checkMouse(obj, e)) { return; } - return originalHandler(e); - }; - - obj.addEventListener(newType, handler, false); - - } else { - obj.addEventListener(type, handler, false); - } - - } else if ('attachEvent' in obj) { - obj.attachEvent("on" + type, handler); - } - - obj[key] = handler; - - return this; - }, - - removeListener: function (obj, type, fn) { // (HTMLElement, String, Function) - - var id = L.stamp(fn), - key = '_leaflet_' + type + id, - handler = obj[key]; - - if (!handler) { return; } - - if (L.Browser.msTouch && type.indexOf('touch') === 0) { - this.removeMsTouchListener(obj, type, id); - } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { - this.removeDoubleTapListener(obj, id); - - } else if ('removeEventListener' in obj) { - - if (type === 'mousewheel') { - obj.removeEventListener('DOMMouseScroll', handler, false); - obj.removeEventListener(type, handler, false); - - } else if ((type === 'mouseenter') || (type === 'mouseleave')) { - obj.removeEventListener((type === 'mouseenter' ? 'mouseover' : 'mouseout'), handler, false); - } else { - obj.removeEventListener(type, handler, false); - } - } else if ('detachEvent' in obj) { - obj.detachEvent("on" + type, handler); - } - - obj[key] = null; - - return this; - }, - - stopPropagation: function (e) { - - if (e.stopPropagation) { - e.stopPropagation(); - } else { - e.cancelBubble = true; - } - return this; - }, - - disableClickPropagation: function (el) { - - var stop = L.DomEvent.stopPropagation; - - for (var i = L.Draggable.START.length - 1; i >= 0; i--) { - L.DomEvent.addListener(el, L.Draggable.START[i], stop); - } - - return L.DomEvent - .addListener(el, 'click', stop) - .addListener(el, 'dblclick', stop); - }, - - preventDefault: function (e) { - - if (e.preventDefault) { - e.preventDefault(); - } else { - e.returnValue = false; - } - return this; - }, - - stop: function (e) { - return L.DomEvent.preventDefault(e).stopPropagation(e); - }, - - getMousePosition: function (e, container) { - - var body = document.body, - docEl = document.documentElement, - x = e.pageX ? e.pageX : e.clientX + body.scrollLeft + docEl.scrollLeft, - y = e.pageY ? e.pageY : e.clientY + body.scrollTop + docEl.scrollTop, - pos = new L.Point(x, y); - - return (container ? pos._subtract(L.DomUtil.getViewportOffset(container)) : pos); - }, - - getWheelDelta: function (e) { - - var delta = 0; - - if (e.wheelDelta) { - delta = e.wheelDelta / 120; - } - if (e.detail) { - delta = -e.detail / 3; - } - return delta; - }, - - // check if element really left/entered the event target (for mouseenter/mouseleave) - _checkMouse: function (el, e) { - - var related = e.relatedTarget; - - if (!related) { return true; } - - try { - while (related && (related !== el)) { - related = related.parentNode; - } - } catch (err) { - return false; - } - return (related !== el); - }, - - _getEvent: function () { // evil magic for IE - /*jshint noarg:false */ - var e = window.event; - if (!e) { - var caller = arguments.callee.caller; - while (caller) { - e = caller['arguments'][0]; - if (e && window.Event === e.constructor) { - break; - } - caller = caller.caller; - } - } - return e; - } -}; - -L.DomEvent.on = L.DomEvent.addListener; -L.DomEvent.off = L.DomEvent.removeListener; - - -/* - * L.Draggable allows you to add dragging capabilities to any element. Supports mobile devices too. - */ - -L.Draggable = L.Class.extend({ - includes: L.Mixin.Events, - - statics: { - START: L.Browser.touch ? ['touchstart', 'mousedown'] : ['mousedown'], - END: { - mousedown: 'mouseup', - touchstart: 'touchend', - MSPointerDown: 'touchend' - }, - MOVE: { - mousedown: 'mousemove', - touchstart: 'touchmove', - MSPointerDown: 'touchmove' - }, - TAP_TOLERANCE: 15 - }, - - initialize: function (element, dragStartTarget, longPress) { - this._element = element; - this._dragStartTarget = dragStartTarget || element; - this._longPress = longPress && !L.Browser.msTouch; - }, - - enable: function () { - if (this._enabled) { return; } - - for (var i = L.Draggable.START.length - 1; i >= 0; i--) { - L.DomEvent.on(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); - } - this._enabled = true; - }, - - disable: function () { - if (!this._enabled) { return; } - - for (var i = L.Draggable.START.length - 1; i >= 0; i--) { - L.DomEvent.off(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); - } - this._enabled = false; - this._moved = false; - }, - - _onDown: function (e) { - if ((!L.Browser.touch && e.shiftKey) || - ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } - - L.DomEvent.preventDefault(e); - L.DomEvent.stopPropagation(e); - - if (L.Draggable._disabled) { return; } - - this._simulateClick = true; - - if (e.touches && e.touches.length > 1) { - this._simulateClick = false; - clearTimeout(this._longPressTimeout); - return; - } - - var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), - el = first.target; - - if (L.Browser.touch && el.tagName.toLowerCase() === 'a') { - L.DomUtil.addClass(el, 'leaflet-active'); - } - - this._moved = false; - if (this._moving) { return; } - - this._startPoint = new L.Point(first.clientX, first.clientY); - this._startPos = this._newPos = L.DomUtil.getPosition(this._element); - - //Touch contextmenu event emulation - if (e.touches && e.touches.length === 1 && L.Browser.touch && this._longPress) { - this._longPressTimeout = setTimeout(L.bind(function () { - var dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; - - if (dist < L.Draggable.TAP_TOLERANCE) { - this._simulateClick = false; - this._onUp(); - this._simulateEvent('contextmenu', first); - } - }, this), 1000); - } - - L.DomEvent.on(document, L.Draggable.MOVE[e.type], this._onMove, this); - L.DomEvent.on(document, L.Draggable.END[e.type], this._onUp, this); - }, - - _onMove: function (e) { - if (e.touches && e.touches.length > 1) { return; } - - var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), - newPoint = new L.Point(first.clientX, first.clientY), - diffVec = newPoint.subtract(this._startPoint); - - if (!diffVec.x && !diffVec.y) { return; } - - L.DomEvent.preventDefault(e); - - if (!this._moved) { - this.fire('dragstart'); - this._moved = true; - - this._startPos = L.DomUtil.getPosition(this._element).subtract(diffVec); - - if (!L.Browser.touch) { - L.DomUtil.disableTextSelection(); - this._setMovingCursor(); - } - } - - this._newPos = this._startPos.add(diffVec); - this._moving = true; - - L.Util.cancelAnimFrame(this._animRequest); - this._animRequest = L.Util.requestAnimFrame(this._updatePosition, this, true, this._dragStartTarget); - }, - - _updatePosition: function () { - this.fire('predrag'); - L.DomUtil.setPosition(this._element, this._newPos); - this.fire('drag'); - }, - - _onUp: function (e) { - var simulateClickTouch; - clearTimeout(this._longPressTimeout); - if (this._simulateClick && e.changedTouches) { - var first = e.changedTouches[0], - el = first.target, - dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; - - if (el.tagName.toLowerCase() === 'a') { - L.DomUtil.removeClass(el, 'leaflet-active'); - } - - if (dist < L.Draggable.TAP_TOLERANCE) { - simulateClickTouch = first; - } - } - - if (!L.Browser.touch) { - L.DomUtil.enableTextSelection(); - this._restoreCursor(); - } - - for (var i in L.Draggable.MOVE) { - if (L.Draggable.MOVE.hasOwnProperty(i)) { - L.DomEvent.off(document, L.Draggable.MOVE[i], this._onMove); - L.DomEvent.off(document, L.Draggable.END[i], this._onUp); - } - } - - if (this._moved) { - // ensure drag is not fired after dragend - L.Util.cancelAnimFrame(this._animRequest); - - this.fire('dragend'); - } - this._moving = false; - - if (simulateClickTouch) { - this._moved = false; - this._simulateEvent('click', simulateClickTouch); - } - }, - - _setMovingCursor: function () { - L.DomUtil.addClass(document.body, 'leaflet-dragging'); - }, - - _restoreCursor: function () { - L.DomUtil.removeClass(document.body, 'leaflet-dragging'); - }, - - _simulateEvent: function (type, e) { - var simulatedEvent = document.createEvent('MouseEvents'); - - simulatedEvent.initMouseEvent( - type, true, true, window, 1, - e.screenX, e.screenY, - e.clientX, e.clientY, - false, false, false, false, 0, null); - - e.target.dispatchEvent(simulatedEvent); - } -}); + this._latlngs = this._convertLatLngs(latlngs[0]); + this._holes = latlngs.slice(1); + } + }, + + projectLatlngs: function () { + L.Polyline.prototype.projectLatlngs.call(this); + + // project polygon holes points + // TODO move this logic to Polyline to get rid of duplication + this._holePoints = []; + + if (!this._holes) { return; } + + var i, j, len, len2; + + for (i = 0, len = this._holes.length; i < len; i++) { + this._holePoints[i] = []; + + for (j = 0, len2 = this._holes[i].length; j < len2; j++) { + this._holePoints[i][j] = this._map.latLngToLayerPoint(this._holes[i][j]); + } + } + }, + + _clipPoints: function () { + var points = this._originalPoints, + newParts = []; + + this._parts = [points].concat(this._holePoints); + + if (this.options.noClip) { return; } + + for (var i = 0, len = this._parts.length; i < len; i++) { + var clipped = L.PolyUtil.clipPolygon(this._parts[i], this._map._pathViewport); + if (clipped.length) { + newParts.push(clipped); + } + } + + this._parts = newParts; + }, + + _getPathPartStr: function (points) { + var str = L.Polyline.prototype._getPathPartStr.call(this, points); + return str + (L.Browser.svg ? 'z' : 'x'); + } +}); + +L.polygon = function (latlngs, options) { + return new L.Polygon(latlngs, options); +}; + + +/* + * Contains L.MultiPolyline and L.MultiPolygon layers. + */ + +(function () { + function createMulti(Klass) { + + return L.FeatureGroup.extend({ + + initialize: function (latlngs, options) { + this._layers = {}; + this._options = options; + this.setLatLngs(latlngs); + }, + + setLatLngs: function (latlngs) { + var i = 0, + len = latlngs.length; + + this.eachLayer(function (layer) { + if (i < len) { + layer.setLatLngs(latlngs[i++]); + } else { + this.removeLayer(layer); + } + }, this); + + while (i < len) { + this.addLayer(new Klass(latlngs[i++], this._options)); + } + + return this; + } + }); + } + + L.MultiPolyline = createMulti(L.Polyline); + L.MultiPolygon = createMulti(L.Polygon); + + L.multiPolyline = function (latlngs, options) { + return new L.MultiPolyline(latlngs, options); + }; + + L.multiPolygon = function (latlngs, options) { + return new L.MultiPolygon(latlngs, options); + }; +}()); + + +/* + * L.Rectangle extends Polygon and creates a rectangle when passed a LatLngBounds object. + */ + +L.Rectangle = L.Polygon.extend({ + initialize: function (latLngBounds, options) { + L.Polygon.prototype.initialize.call(this, this._boundsToLatLngs(latLngBounds), options); + }, + + setBounds: function (latLngBounds) { + this.setLatLngs(this._boundsToLatLngs(latLngBounds)); + }, + + _boundsToLatLngs: function (latLngBounds) { + latLngBounds = L.latLngBounds(latLngBounds); + return [ + latLngBounds.getSouthWest(), + latLngBounds.getNorthWest(), + latLngBounds.getNorthEast(), + latLngBounds.getSouthEast() + ]; + } +}); + +L.rectangle = function (latLngBounds, options) { + return new L.Rectangle(latLngBounds, options); +}; + + +/* + * L.Circle is a circle overlay (with a certain radius in meters). + */ + +L.Circle = L.Path.extend({ + initialize: function (latlng, radius, options) { + L.Path.prototype.initialize.call(this, options); + + this._latlng = L.latLng(latlng); + this._mRadius = radius; + }, + + options: { + fill: true + }, + + setLatLng: function (latlng) { + this._latlng = L.latLng(latlng); + return this.redraw(); + }, + + setRadius: function (radius) { + this._mRadius = radius; + return this.redraw(); + }, + + projectLatlngs: function () { + var lngRadius = this._getLngRadius(), + latlng2 = new L.LatLng(this._latlng.lat, this._latlng.lng - lngRadius), + point2 = this._map.latLngToLayerPoint(latlng2); + + this._point = this._map.latLngToLayerPoint(this._latlng); + this._radius = Math.max(Math.round(this._point.x - point2.x), 1); + }, + + getBounds: function () { + var lngRadius = this._getLngRadius(), + latRadius = (this._mRadius / 40075017) * 360, + latlng = this._latlng, + sw = new L.LatLng(latlng.lat - latRadius, latlng.lng - lngRadius), + ne = new L.LatLng(latlng.lat + latRadius, latlng.lng + lngRadius); + + return new L.LatLngBounds(sw, ne); + }, + + getLatLng: function () { + return this._latlng; + }, + + getPathString: function () { + var p = this._point, + r = this._radius; + + if (this._checkIfEmpty()) { + return ''; + } + + if (L.Browser.svg) { + return "M" + p.x + "," + (p.y - r) + + "A" + r + "," + r + ",0,1,1," + + (p.x - 0.1) + "," + (p.y - r) + " z"; + } else { + p._round(); + r = Math.round(r); + return "AL " + p.x + "," + p.y + " " + r + "," + r + " 0," + (65535 * 360); + } + }, + + getRadius: function () { + return this._mRadius; + }, + + // TODO Earth hardcoded, move into projection code! + + _getLatRadius: function () { + return (this._mRadius / 40075017) * 360; + }, + + _getLngRadius: function () { + return this._getLatRadius() / Math.cos(L.LatLng.DEG_TO_RAD * this._latlng.lat); + }, + + _checkIfEmpty: function () { + if (!this._map) { + return false; + } + var vp = this._map._pathViewport, + r = this._radius, + p = this._point; + + return p.x - r > vp.max.x || p.y - r > vp.max.y || + p.x + r < vp.min.x || p.y + r < vp.min.y; + } +}); + +L.circle = function (latlng, radius, options) { + return new L.Circle(latlng, radius, options); +}; + + +/* + * L.CircleMarker is a circle overlay with a permanent pixel radius. + */ + +L.CircleMarker = L.Circle.extend({ + options: { + radius: 10, + weight: 2 + }, + + initialize: function (latlng, options) { + L.Circle.prototype.initialize.call(this, latlng, null, options); + this._radius = this.options.radius; + }, + + projectLatlngs: function () { + this._point = this._map.latLngToLayerPoint(this._latlng); + }, + + _updateStyle : function () { + L.Circle.prototype._updateStyle.call(this); + this.setRadius(this.options.radius); + }, + + setRadius: function (radius) { + this.options.radius = this._radius = radius; + return this.redraw(); + } +}); + +L.circleMarker = function (latlng, options) { + return new L.CircleMarker(latlng, options); +}; + + +/* + * Extends L.Polyline to be able to manually detect clicks on Canvas-rendered polylines. + */ + +L.Polyline.include(!L.Path.CANVAS ? {} : { + _containsPoint: function (p, closed) { + var i, j, k, len, len2, dist, part, + w = this.options.weight / 2; + + if (L.Browser.touch) { + w += 10; // polyline click tolerance on touch devices + } + + for (i = 0, len = this._parts.length; i < len; i++) { + part = this._parts[i]; + for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { + if (!closed && (j === 0)) { + continue; + } + + dist = L.LineUtil.pointToSegmentDistance(p, part[k], part[j]); + + if (dist <= w) { + return true; + } + } + } + return false; + } +}); + + +/* + * Extends L.Polygon to be able to manually detect clicks on Canvas-rendered polygons. + */ + +L.Polygon.include(!L.Path.CANVAS ? {} : { + _containsPoint: function (p) { + var inside = false, + part, p1, p2, + i, j, k, + len, len2; + + // TODO optimization: check if within bounds first + + if (L.Polyline.prototype._containsPoint.call(this, p, true)) { + // click on polygon border + return true; + } + + // ray casting algorithm for detecting if point is in polygon + + for (i = 0, len = this._parts.length; i < len; i++) { + part = this._parts[i]; + + for (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) { + p1 = part[j]; + p2 = part[k]; + + if (((p1.y > p.y) !== (p2.y > p.y)) && + (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) { + inside = !inside; + } + } + } + + return inside; + } +}); + + +/* + * Extends L.Circle with Canvas-specific code. + */ + +L.Circle.include(!L.Path.CANVAS ? {} : { + _drawPath: function () { + var p = this._point; + this._ctx.beginPath(); + this._ctx.arc(p.x, p.y, this._radius, 0, Math.PI * 2, false); + }, + + _containsPoint: function (p) { + var center = this._point, + w2 = this.options.stroke ? this.options.weight / 2 : 0; + + return (p.distanceTo(center) <= this._radius + w2); + } +}); + + +/* + * L.GeoJSON turns any GeoJSON data into a Leaflet layer. + */ + +L.GeoJSON = L.FeatureGroup.extend({ + + initialize: function (geojson, options) { + L.setOptions(this, options); + + this._layers = {}; + + if (geojson) { + this.addData(geojson); + } + }, + + addData: function (geojson) { + var features = L.Util.isArray(geojson) ? geojson : geojson.features, + i, len; + + if (features) { + for (i = 0, len = features.length; i < len; i++) { + // Only add this if geometry or geometries are set and not null + if (features[i].geometries || features[i].geometry || features[i].features) { + this.addData(features[i]); + } + } + return this; + } + + var options = this.options; + + if (options.filter && !options.filter(geojson)) { return; } + + var layer = L.GeoJSON.geometryToLayer(geojson, options.pointToLayer); + layer.feature = geojson; + + layer.defaultOptions = layer.options; + this.resetStyle(layer); + + if (options.onEachFeature) { + options.onEachFeature(geojson, layer); + } + + return this.addLayer(layer); + }, + + resetStyle: function (layer) { + var style = this.options.style; + if (style) { + // reset any custom styles + L.Util.extend(layer.options, layer.defaultOptions); + + this._setLayerStyle(layer, style); + } + }, + + setStyle: function (style) { + this.eachLayer(function (layer) { + this._setLayerStyle(layer, style); + }, this); + }, + + _setLayerStyle: function (layer, style) { + if (typeof style === 'function') { + style = style(layer.feature); + } + if (layer.setStyle) { + layer.setStyle(style); + } + } +}); + +L.extend(L.GeoJSON, { + geometryToLayer: function (geojson, pointToLayer) { + var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson, + coords = geometry.coordinates, + layers = [], + latlng, latlngs, i, len, layer; + + switch (geometry.type) { + case 'Point': + latlng = this.coordsToLatLng(coords); + return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); + + case 'MultiPoint': + for (i = 0, len = coords.length; i < len; i++) { + latlng = this.coordsToLatLng(coords[i]); + layer = pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); + layers.push(layer); + } + return new L.FeatureGroup(layers); + + case 'LineString': + latlngs = this.coordsToLatLngs(coords); + return new L.Polyline(latlngs); + + case 'Polygon': + latlngs = this.coordsToLatLngs(coords, 1); + return new L.Polygon(latlngs); + + case 'MultiLineString': + latlngs = this.coordsToLatLngs(coords, 1); + return new L.MultiPolyline(latlngs); + + case 'MultiPolygon': + latlngs = this.coordsToLatLngs(coords, 2); + return new L.MultiPolygon(latlngs); + + case 'GeometryCollection': + for (i = 0, len = geometry.geometries.length; i < len; i++) { + layer = this.geometryToLayer({ + geometry: geometry.geometries[i], + type: 'Feature', + properties: geojson.properties + }, pointToLayer); + layers.push(layer); + } + return new L.FeatureGroup(layers); + + default: + throw new Error('Invalid GeoJSON object.'); + } + }, + + coordsToLatLng: function (coords, reverse) { // (Array, Boolean) -> LatLng + var lat = parseFloat(coords[reverse ? 0 : 1]), + lng = parseFloat(coords[reverse ? 1 : 0]); + + return new L.LatLng(lat, lng); + }, + + coordsToLatLngs: function (coords, levelsDeep, reverse) { // (Array, Number, Boolean) -> Array + var latlng, + latlngs = [], + i, len; + + for (i = 0, len = coords.length; i < len; i++) { + latlng = levelsDeep ? + this.coordsToLatLngs(coords[i], levelsDeep - 1, reverse) : + this.coordsToLatLng(coords[i], reverse); + + latlngs.push(latlng); + } + + return latlngs; + } +}); + +L.geoJson = function (geojson, options) { + return new L.GeoJSON(geojson, options); +}; + + +/* + * L.DomEvent contains functions for working with DOM events. + */ + +L.DomEvent = { + /* inspired by John Resig, Dean Edwards and YUI addEvent implementations */ + addListener: function (obj, type, fn, context) { // (HTMLElement, String, Function[, Object]) + + var id = L.stamp(fn), + key = '_leaflet_' + type + id, + handler, originalHandler, newType; + + if (obj[key]) { return this; } + + handler = function (e) { + return fn.call(context || obj, e || L.DomEvent._getEvent()); + }; + + if (L.Browser.msTouch && type.indexOf('touch') === 0) { + return this.addMsTouchListener(obj, type, handler, id); + } + if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener) { + this.addDoubleTapListener(obj, handler, id); + } + + if ('addEventListener' in obj) { + + if (type === 'mousewheel') { + obj.addEventListener('DOMMouseScroll', handler, false); + obj.addEventListener(type, handler, false); + + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + + originalHandler = handler; + newType = (type === 'mouseenter' ? 'mouseover' : 'mouseout'); + + handler = function (e) { + if (!L.DomEvent._checkMouse(obj, e)) { return; } + return originalHandler(e); + }; + + obj.addEventListener(newType, handler, false); + + } else { + obj.addEventListener(type, handler, false); + } + + } else if ('attachEvent' in obj) { + obj.attachEvent("on" + type, handler); + } + + obj[key] = handler; + + return this; + }, + + removeListener: function (obj, type, fn) { // (HTMLElement, String, Function) + + var id = L.stamp(fn), + key = '_leaflet_' + type + id, + handler = obj[key]; + + if (!handler) { return; } + + if (L.Browser.msTouch && type.indexOf('touch') === 0) { + this.removeMsTouchListener(obj, type, id); + } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { + this.removeDoubleTapListener(obj, id); + + } else if ('removeEventListener' in obj) { + + if (type === 'mousewheel') { + obj.removeEventListener('DOMMouseScroll', handler, false); + obj.removeEventListener(type, handler, false); + + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + obj.removeEventListener((type === 'mouseenter' ? 'mouseover' : 'mouseout'), handler, false); + } else { + obj.removeEventListener(type, handler, false); + } + } else if ('detachEvent' in obj) { + obj.detachEvent("on" + type, handler); + } + + obj[key] = null; + + return this; + }, + + stopPropagation: function (e) { + + if (e.stopPropagation) { + e.stopPropagation(); + } else { + e.cancelBubble = true; + } + return this; + }, + + disableClickPropagation: function (el) { + + var stop = L.DomEvent.stopPropagation; + + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.addListener(el, L.Draggable.START[i], stop); + } + + return L.DomEvent + .addListener(el, 'click', stop) + .addListener(el, 'dblclick', stop); + }, + + preventDefault: function (e) { + + if (e.preventDefault) { + e.preventDefault(); + } else { + e.returnValue = false; + } + return this; + }, + + stop: function (e) { + return L.DomEvent.preventDefault(e).stopPropagation(e); + }, + + getMousePosition: function (e, container) { + + var body = document.body, + docEl = document.documentElement, + x = e.pageX ? e.pageX : e.clientX + body.scrollLeft + docEl.scrollLeft, + y = e.pageY ? e.pageY : e.clientY + body.scrollTop + docEl.scrollTop, + pos = new L.Point(x, y); + + return (container ? pos._subtract(L.DomUtil.getViewportOffset(container)) : pos); + }, + + getWheelDelta: function (e) { + + var delta = 0; + + if (e.wheelDelta) { + delta = e.wheelDelta / 120; + } + if (e.detail) { + delta = -e.detail / 3; + } + return delta; + }, + + // check if element really left/entered the event target (for mouseenter/mouseleave) + _checkMouse: function (el, e) { + + var related = e.relatedTarget; + + if (!related) { return true; } + + try { + while (related && (related !== el)) { + related = related.parentNode; + } + } catch (err) { + return false; + } + return (related !== el); + }, + + _getEvent: function () { // evil magic for IE + /*jshint noarg:false */ + var e = window.event; + if (!e) { + var caller = arguments.callee.caller; + while (caller) { + e = caller['arguments'][0]; + if (e && window.Event === e.constructor) { + break; + } + caller = caller.caller; + } + } + return e; + } +}; + +L.DomEvent.on = L.DomEvent.addListener; +L.DomEvent.off = L.DomEvent.removeListener; + + +/* + * L.Draggable allows you to add dragging capabilities to any element. Supports mobile devices too. + */ + +L.Draggable = L.Class.extend({ + includes: L.Mixin.Events, + + statics: { + START: L.Browser.touch ? ['touchstart', 'mousedown'] : ['mousedown'], + END: { + mousedown: 'mouseup', + touchstart: 'touchend', + MSPointerDown: 'touchend' + }, + MOVE: { + mousedown: 'mousemove', + touchstart: 'touchmove', + MSPointerDown: 'touchmove' + }, + TAP_TOLERANCE: 15 + }, + + initialize: function (element, dragStartTarget, longPress) { + this._element = element; + this._dragStartTarget = dragStartTarget || element; + this._longPress = longPress && !L.Browser.msTouch; + }, + + enable: function () { + if (this._enabled) { return; } + + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.on(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); + } + this._enabled = true; + }, + + disable: function () { + if (!this._enabled) { return; } + + for (var i = L.Draggable.START.length - 1; i >= 0; i--) { + L.DomEvent.off(this._dragStartTarget, L.Draggable.START[i], this._onDown, this); + } + this._enabled = false; + this._moved = false; + }, + + _onDown: function (e) { + if ((!L.Browser.touch && e.shiftKey) || + ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } + + L.DomEvent.preventDefault(e); + L.DomEvent.stopPropagation(e); + + if (L.Draggable._disabled) { return; } + + this._simulateClick = true; + + if (e.touches && e.touches.length > 1) { + this._simulateClick = false; + clearTimeout(this._longPressTimeout); + return; + } + + var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), + el = first.target; + + if (L.Browser.touch && el.tagName.toLowerCase() === 'a') { + L.DomUtil.addClass(el, 'leaflet-active'); + } + + this._moved = false; + if (this._moving) { return; } + + this._startPoint = new L.Point(first.clientX, first.clientY); + this._startPos = this._newPos = L.DomUtil.getPosition(this._element); + + //Touch contextmenu event emulation + if (e.touches && e.touches.length === 1 && L.Browser.touch && this._longPress) { + this._longPressTimeout = setTimeout(L.bind(function () { + var dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; + + if (dist < L.Draggable.TAP_TOLERANCE) { + this._simulateClick = false; + this._onUp(); + this._simulateEvent('contextmenu', first); + } + }, this), 1000); + } + + L.DomEvent.on(document, L.Draggable.MOVE[e.type], this._onMove, this); + L.DomEvent.on(document, L.Draggable.END[e.type], this._onUp, this); + }, + + _onMove: function (e) { + if (e.touches && e.touches.length > 1) { return; } + + var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), + newPoint = new L.Point(first.clientX, first.clientY), + diffVec = newPoint.subtract(this._startPoint); + + if (!diffVec.x && !diffVec.y) { return; } + + L.DomEvent.preventDefault(e); + + if (!this._moved) { + this.fire('dragstart'); + this._moved = true; + + this._startPos = L.DomUtil.getPosition(this._element).subtract(diffVec); + + if (!L.Browser.touch) { + L.DomUtil.disableTextSelection(); + this._setMovingCursor(); + } + } + + this._newPos = this._startPos.add(diffVec); + this._moving = true; + + L.Util.cancelAnimFrame(this._animRequest); + this._animRequest = L.Util.requestAnimFrame(this._updatePosition, this, true, this._dragStartTarget); + }, + + _updatePosition: function () { + this.fire('predrag'); + L.DomUtil.setPosition(this._element, this._newPos); + this.fire('drag'); + }, + + _onUp: function (e) { + var simulateClickTouch; + clearTimeout(this._longPressTimeout); + if (this._simulateClick && e.changedTouches) { + var first = e.changedTouches[0], + el = first.target, + dist = (this._newPos && this._newPos.distanceTo(this._startPos)) || 0; + + if (el.tagName.toLowerCase() === 'a') { + L.DomUtil.removeClass(el, 'leaflet-active'); + } + + if (dist < L.Draggable.TAP_TOLERANCE) { + simulateClickTouch = first; + } + } + + if (!L.Browser.touch) { + L.DomUtil.enableTextSelection(); + this._restoreCursor(); + } + + for (var i in L.Draggable.MOVE) { + if (L.Draggable.MOVE.hasOwnProperty(i)) { + L.DomEvent.off(document, L.Draggable.MOVE[i], this._onMove); + L.DomEvent.off(document, L.Draggable.END[i], this._onUp); + } + } + + if (this._moved) { + // ensure drag is not fired after dragend + L.Util.cancelAnimFrame(this._animRequest); + + this.fire('dragend'); + } + this._moving = false; + + if (simulateClickTouch) { + this._moved = false; + this._simulateEvent('click', simulateClickTouch); + } + }, + + _setMovingCursor: function () { + L.DomUtil.addClass(document.body, 'leaflet-dragging'); + }, + + _restoreCursor: function () { + L.DomUtil.removeClass(document.body, 'leaflet-dragging'); + }, + + _simulateEvent: function (type, e) { + var simulatedEvent = document.createEvent('MouseEvents'); + + simulatedEvent.initMouseEvent( + type, true, true, window, 1, + e.screenX, e.screenY, + e.clientX, e.clientY, + false, false, false, false, 0, null); + + e.target.dispatchEvent(simulatedEvent); + } +}); /* @@ -6234,102 +6237,102 @@ L.Map.ScrollWheelZoom = L.Handler.extend({ L.Map.addInitHook('addHandler', 'scrollWheelZoom', L.Map.ScrollWheelZoom); -/* - * Extends the event handling code with double tap support for mobile browsers. - */ - -L.extend(L.DomEvent, { - - _touchstart: L.Browser.msTouch ? 'MSPointerDown' : 'touchstart', - _touchend: L.Browser.msTouch ? 'MSPointerUp' : 'touchend', - - // inspired by Zepto touch code by Thomas Fuchs - addDoubleTapListener: function (obj, handler, id) { - var last, - doubleTap = false, - delay = 250, - touch, - pre = '_leaflet_', - touchstart = this._touchstart, - touchend = this._touchend, - trackedTouches = []; - - function onTouchStart(e) { - var count; - if (L.Browser.msTouch) { - trackedTouches.push(e.pointerId); - count = trackedTouches.length; - } else { - count = e.touches.length; - } - if (count > 1) { - return; - } - - var now = Date.now(), - delta = now - (last || now); - - touch = e.touches ? e.touches[0] : e; - doubleTap = (delta > 0 && delta <= delay); - last = now; - } - - function onTouchEnd(e) { - /*jshint forin:false */ - if (L.Browser.msTouch) { - var idx = trackedTouches.indexOf(e.pointerId); - if (idx === -1) { - return; - } - trackedTouches.splice(idx, 1); - } - - if (doubleTap) { - if (L.Browser.msTouch) { - //Work around .type being readonly with MSPointer* events - var newTouch = { }, - prop; - - for (var i in touch) { - prop = touch[i]; - if (typeof prop === 'function') { - newTouch[i] = prop.bind(touch); - } else { - newTouch[i] = prop; - } - } - touch = newTouch; - } - touch.type = 'dblclick'; - handler(touch); - last = null; - } - } - obj[pre + touchstart + id] = onTouchStart; - obj[pre + touchend + id] = onTouchEnd; - - //On msTouch we need to listen on the document otherwise a drag starting on the map and moving off screen will not come through to us - // so we will lose track of how many touches are ongoing - var endElement = L.Browser.msTouch ? document.documentElement : obj; - - obj.addEventListener(touchstart, onTouchStart, false); - endElement.addEventListener(touchend, onTouchEnd, false); - if (L.Browser.msTouch) { - endElement.addEventListener('MSPointerCancel', onTouchEnd, false); - } - return this; - }, - - removeDoubleTapListener: function (obj, id) { - var pre = '_leaflet_'; - obj.removeEventListener(this._touchstart, obj[pre + this._touchstart + id], false); - (L.Browser.msTouch ? document.documentElement : obj).removeEventListener(this._touchend, obj[pre + this._touchend + id], false); - if (L.Browser.msTouch) { - document.documentElement.removeEventListener('MSPointerCancel', obj[pre + this._touchend + id], false); - } - return this; - } -}); +/* + * Extends the event handling code with double tap support for mobile browsers. + */ + +L.extend(L.DomEvent, { + + _touchstart: L.Browser.msTouch ? 'MSPointerDown' : 'touchstart', + _touchend: L.Browser.msTouch ? 'MSPointerUp' : 'touchend', + + // inspired by Zepto touch code by Thomas Fuchs + addDoubleTapListener: function (obj, handler, id) { + var last, + doubleTap = false, + delay = 250, + touch, + pre = '_leaflet_', + touchstart = this._touchstart, + touchend = this._touchend, + trackedTouches = []; + + function onTouchStart(e) { + var count; + if (L.Browser.msTouch) { + trackedTouches.push(e.pointerId); + count = trackedTouches.length; + } else { + count = e.touches.length; + } + if (count > 1) { + return; + } + + var now = Date.now(), + delta = now - (last || now); + + touch = e.touches ? e.touches[0] : e; + doubleTap = (delta > 0 && delta <= delay); + last = now; + } + + function onTouchEnd(e) { + /*jshint forin:false */ + if (L.Browser.msTouch) { + var idx = trackedTouches.indexOf(e.pointerId); + if (idx === -1) { + return; + } + trackedTouches.splice(idx, 1); + } + + if (doubleTap) { + if (L.Browser.msTouch) { + //Work around .type being readonly with MSPointer* events + var newTouch = { }, + prop; + + for (var i in touch) { + prop = touch[i]; + if (typeof prop === 'function') { + newTouch[i] = prop.bind(touch); + } else { + newTouch[i] = prop; + } + } + touch = newTouch; + } + touch.type = 'dblclick'; + handler(touch); + last = null; + } + } + obj[pre + touchstart + id] = onTouchStart; + obj[pre + touchend + id] = onTouchEnd; + + //On msTouch we need to listen on the document otherwise a drag starting on the map and moving off screen will not come through to us + // so we will lose track of how many touches are ongoing + var endElement = L.Browser.msTouch ? document.documentElement : obj; + + obj.addEventListener(touchstart, onTouchStart, false); + endElement.addEventListener(touchend, onTouchEnd, false); + if (L.Browser.msTouch) { + endElement.addEventListener('MSPointerCancel', onTouchEnd, false); + } + return this; + }, + + removeDoubleTapListener: function (obj, id) { + var pre = '_leaflet_'; + obj.removeEventListener(this._touchstart, obj[pre + this._touchstart + id], false); + (L.Browser.msTouch ? document.documentElement : obj).removeEventListener(this._touchend, obj[pre + this._touchend + id], false); + if (L.Browser.msTouch) { + document.documentElement.removeEventListener('MSPointerCancel', obj[pre + this._touchend + id], false); + } + return this; + } +}); /* @@ -7160,76 +7163,76 @@ L.Polyline.addInitHook(function () { }); -/* - * L.Control is a base class for implementing map controls. Handles positioning. - * All other controls extend from this class. - */ - -L.Control = L.Class.extend({ - options: { - position: 'topright' - }, - - initialize: function (options) { - L.setOptions(this, options); - }, - - getPosition: function () { - return this.options.position; - }, - - setPosition: function (position) { - var map = this._map; - - if (map) { - map.removeControl(this); - } - - this.options.position = position; - - if (map) { - map.addControl(this); - } - - return this; - }, - - addTo: function (map) { - this._map = map; - - var container = this._container = this.onAdd(map), - pos = this.getPosition(), - corner = map._controlCorners[pos]; - - L.DomUtil.addClass(container, 'leaflet-control'); - - if (pos.indexOf('bottom') !== -1) { - corner.insertBefore(container, corner.firstChild); - } else { - corner.appendChild(container); - } - - return this; - }, - - removeFrom: function (map) { - var pos = this.getPosition(), - corner = map._controlCorners[pos]; - - corner.removeChild(this._container); - this._map = null; - - if (this.onRemove) { - this.onRemove(map); - } - - return this; - } -}); - -L.control = function (options) { - return new L.Control(options); -}; +/* + * L.Control is a base class for implementing map controls. Handles positioning. + * All other controls extend from this class. + */ + +L.Control = L.Class.extend({ + options: { + position: 'topright' + }, + + initialize: function (options) { + L.setOptions(this, options); + }, + + getPosition: function () { + return this.options.position; + }, + + setPosition: function (position) { + var map = this._map; + + if (map) { + map.removeControl(this); + } + + this.options.position = position; + + if (map) { + map.addControl(this); + } + + return this; + }, + + addTo: function (map) { + this._map = map; + + var container = this._container = this.onAdd(map), + pos = this.getPosition(), + corner = map._controlCorners[pos]; + + L.DomUtil.addClass(container, 'leaflet-control'); + + if (pos.indexOf('bottom') !== -1) { + corner.insertBefore(container, corner.firstChild); + } else { + corner.appendChild(container); + } + + return this; + }, + + removeFrom: function (map) { + var pos = this.getPosition(), + corner = map._controlCorners[pos]; + + corner.removeChild(this._container); + this._map = null; + + if (this.onRemove) { + this.onRemove(map); + } + + return this; + } +}); + +L.control = function (options) { + return new L.Control(options); +}; /* @@ -7267,216 +7270,216 @@ L.Map.include({ }); -/* - * L.Control.Zoom is used for the default zoom buttons on the map. - */ - -L.Control.Zoom = L.Control.extend({ - options: { - position: 'topleft' - }, - - onAdd: function (map) { - var zoomName = 'leaflet-control-zoom', - barName = 'leaflet-bar', - partName = barName + '-part', - container = L.DomUtil.create('div', zoomName + ' ' + barName); - - this._map = map; - - this._zoomInButton = this._createButton('+', 'Zoom in', - zoomName + '-in ' + - partName + ' ' + - partName + '-top', - container, this._zoomIn, this); - - this._zoomOutButton = this._createButton('-', 'Zoom out', - zoomName + '-out ' + - partName + ' ' + - partName + '-bottom', - container, this._zoomOut, this); - - map.on('zoomend', this._updateDisabled, this); - - return container; - }, - - onRemove: function (map) { - map.off('zoomend', this._updateDisabled, this); - }, - - _zoomIn: function (e) { - this._map.zoomIn(e.shiftKey ? 3 : 1); - }, - - _zoomOut: function (e) { - this._map.zoomOut(e.shiftKey ? 3 : 1); - }, - - _createButton: function (html, title, className, container, fn, context) { - var link = L.DomUtil.create('a', className, container); - link.innerHTML = html; - link.href = '#'; - link.title = title; - - var stop = L.DomEvent.stopPropagation; - - L.DomEvent - .on(link, 'click', stop) - .on(link, 'mousedown', stop) - .on(link, 'dblclick', stop) - .on(link, 'click', L.DomEvent.preventDefault) - .on(link, 'click', fn, context); - - return link; - }, - - _updateDisabled: function () { - var map = this._map, - className = 'leaflet-control-zoom-disabled'; - - L.DomUtil.removeClass(this._zoomInButton, className); - L.DomUtil.removeClass(this._zoomOutButton, className); - - if (map._zoom === map.getMinZoom()) { - L.DomUtil.addClass(this._zoomOutButton, className); - } - if (map._zoom === map.getMaxZoom()) { - L.DomUtil.addClass(this._zoomInButton, className); - } - } -}); - -L.Map.mergeOptions({ - zoomControl: true -}); - -L.Map.addInitHook(function () { - if (this.options.zoomControl) { - this.zoomControl = new L.Control.Zoom(); - this.addControl(this.zoomControl); - } -}); - -L.control.zoom = function (options) { - return new L.Control.Zoom(options); -}; +/* + * L.Control.Zoom is used for the default zoom buttons on the map. + */ + +L.Control.Zoom = L.Control.extend({ + options: { + position: 'topleft' + }, + + onAdd: function (map) { + var zoomName = 'leaflet-control-zoom', + barName = 'leaflet-bar', + partName = barName + '-part', + container = L.DomUtil.create('div', zoomName + ' ' + barName); + + this._map = map; + + this._zoomInButton = this._createButton('+', 'Zoom in', + zoomName + '-in ' + + partName + ' ' + + partName + '-top', + container, this._zoomIn, this); + + this._zoomOutButton = this._createButton('-', 'Zoom out', + zoomName + '-out ' + + partName + ' ' + + partName + '-bottom', + container, this._zoomOut, this); + + map.on('zoomend', this._updateDisabled, this); + + return container; + }, + + onRemove: function (map) { + map.off('zoomend', this._updateDisabled, this); + }, + + _zoomIn: function (e) { + this._map.zoomIn(e.shiftKey ? 3 : 1); + }, + + _zoomOut: function (e) { + this._map.zoomOut(e.shiftKey ? 3 : 1); + }, + + _createButton: function (html, title, className, container, fn, context) { + var link = L.DomUtil.create('a', className, container); + link.innerHTML = html; + link.href = '#'; + link.title = title; + + var stop = L.DomEvent.stopPropagation; + + L.DomEvent + .on(link, 'click', stop) + .on(link, 'mousedown', stop) + .on(link, 'dblclick', stop) + .on(link, 'click', L.DomEvent.preventDefault) + .on(link, 'click', fn, context); + + return link; + }, + + _updateDisabled: function () { + var map = this._map, + className = 'leaflet-control-zoom-disabled'; + + L.DomUtil.removeClass(this._zoomInButton, className); + L.DomUtil.removeClass(this._zoomOutButton, className); + + if (map._zoom === map.getMinZoom()) { + L.DomUtil.addClass(this._zoomOutButton, className); + } + if (map._zoom === map.getMaxZoom()) { + L.DomUtil.addClass(this._zoomInButton, className); + } + } +}); + +L.Map.mergeOptions({ + zoomControl: true +}); + +L.Map.addInitHook(function () { + if (this.options.zoomControl) { + this.zoomControl = new L.Control.Zoom(); + this.addControl(this.zoomControl); + } +}); + +L.control.zoom = function (options) { + return new L.Control.Zoom(options); +}; + - -/* - * L.Control.Attribution is used for displaying attribution on the map (added by default). - */ - -L.Control.Attribution = L.Control.extend({ - options: { - position: 'bottomright', - prefix: 'Powered by Leaflet' - }, - - initialize: function (options) { - L.setOptions(this, options); - - this._attributions = {}; - }, - - onAdd: function (map) { - this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); - L.DomEvent.disableClickPropagation(this._container); - - map - .on('layeradd', this._onLayerAdd, this) - .on('layerremove', this._onLayerRemove, this); - - this._update(); - - return this._container; - }, - - onRemove: function (map) { - map - .off('layeradd', this._onLayerAdd) - .off('layerremove', this._onLayerRemove); - - }, - - setPrefix: function (prefix) { - this.options.prefix = prefix; - this._update(); - return this; - }, - - addAttribution: function (text) { - if (!text) { return; } - - if (!this._attributions[text]) { - this._attributions[text] = 0; - } - this._attributions[text]++; - - this._update(); - - return this; - }, - - removeAttribution: function (text) { - if (!text) { return; } - - this._attributions[text]--; - this._update(); - - return this; - }, - - _update: function () { - if (!this._map) { return; } - - var attribs = []; - - for (var i in this._attributions) { - if (this._attributions.hasOwnProperty(i) && this._attributions[i]) { - attribs.push(i); - } - } - - var prefixAndAttribs = []; - - if (this.options.prefix) { - prefixAndAttribs.push(this.options.prefix); - } - if (attribs.length) { - prefixAndAttribs.push(attribs.join(', ')); - } - - this._container.innerHTML = prefixAndAttribs.join(' — '); - }, - - _onLayerAdd: function (e) { - if (e.layer.getAttribution) { - this.addAttribution(e.layer.getAttribution()); - } - }, - - _onLayerRemove: function (e) { - if (e.layer.getAttribution) { - this.removeAttribution(e.layer.getAttribution()); - } - } -}); - -L.Map.mergeOptions({ - attributionControl: true -}); - -L.Map.addInitHook(function () { - if (this.options.attributionControl) { - this.attributionControl = (new L.Control.Attribution()).addTo(this); - } -}); - -L.control.attribution = function (options) { - return new L.Control.Attribution(options); -}; +/* + * L.Control.Attribution is used for displaying attribution on the map (added by default). + */ + +L.Control.Attribution = L.Control.extend({ + options: { + position: 'bottomright', + prefix: 'Powered by Leaflet' + }, + + initialize: function (options) { + L.setOptions(this, options); + + this._attributions = {}; + }, + + onAdd: function (map) { + this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); + L.DomEvent.disableClickPropagation(this._container); + + map + .on('layeradd', this._onLayerAdd, this) + .on('layerremove', this._onLayerRemove, this); + + this._update(); + + return this._container; + }, + + onRemove: function (map) { + map + .off('layeradd', this._onLayerAdd) + .off('layerremove', this._onLayerRemove); + + }, + + setPrefix: function (prefix) { + this.options.prefix = prefix; + this._update(); + return this; + }, + + addAttribution: function (text) { + if (!text) { return; } + + if (!this._attributions[text]) { + this._attributions[text] = 0; + } + this._attributions[text]++; + + this._update(); + + return this; + }, + + removeAttribution: function (text) { + if (!text) { return; } + + this._attributions[text]--; + this._update(); + + return this; + }, + + _update: function () { + if (!this._map) { return; } + + var attribs = []; + + for (var i in this._attributions) { + if (this._attributions.hasOwnProperty(i) && this._attributions[i]) { + attribs.push(i); + } + } + + var prefixAndAttribs = []; + + if (this.options.prefix) { + prefixAndAttribs.push(this.options.prefix); + } + if (attribs.length) { + prefixAndAttribs.push(attribs.join(', ')); + } + + this._container.innerHTML = prefixAndAttribs.join(' — '); + }, + + _onLayerAdd: function (e) { + if (e.layer.getAttribution) { + this.addAttribution(e.layer.getAttribution()); + } + }, + + _onLayerRemove: function (e) { + if (e.layer.getAttribution) { + this.removeAttribution(e.layer.getAttribution()); + } + } +}); + +L.Map.mergeOptions({ + attributionControl: true +}); + +L.Map.addInitHook(function () { + if (this.options.attributionControl) { + this.attributionControl = (new L.Control.Attribution()).addTo(this); + } +}); + +L.control.attribution = function (options) { + return new L.Control.Attribution(options); +}; /* @@ -7593,251 +7596,251 @@ L.control.scale = function (options) { }; -/* - * L.Control.Layers is a control to allow users to switch between different layers on the map. - */ - -L.Control.Layers = L.Control.extend({ - options: { - collapsed: true, - position: 'topright', - autoZIndex: true - }, - - initialize: function (baseLayers, overlays, options) { - L.setOptions(this, options); - - this._layers = {}; - this._lastZIndex = 0; - this._handlingClick = false; - - for (var i in baseLayers) { - if (baseLayers.hasOwnProperty(i)) { - this._addLayer(baseLayers[i], i); - } - } - - for (i in overlays) { - if (overlays.hasOwnProperty(i)) { - this._addLayer(overlays[i], i, true); - } - } - }, - - onAdd: function (map) { - this._initLayout(); - this._update(); - - map - .on('layeradd', this._onLayerChange, this) - .on('layerremove', this._onLayerChange, this); - - return this._container; - }, - - onRemove: function (map) { - map - .off('layeradd', this._onLayerChange) - .off('layerremove', this._onLayerChange); - }, - - addBaseLayer: function (layer, name) { - this._addLayer(layer, name); - this._update(); - return this; - }, - - addOverlay: function (layer, name) { - this._addLayer(layer, name, true); - this._update(); - return this; - }, - - removeLayer: function (layer) { - var id = L.stamp(layer); - delete this._layers[id]; - this._update(); - return this; - }, - - _initLayout: function () { - var className = 'leaflet-control-layers', - container = this._container = L.DomUtil.create('div', className); - - if (!L.Browser.touch) { - L.DomEvent.disableClickPropagation(container); - L.DomEvent.on(container, 'mousewheel', L.DomEvent.stopPropagation); - } else { - L.DomEvent.on(container, 'click', L.DomEvent.stopPropagation); - } - - var form = this._form = L.DomUtil.create('form', className + '-list'); - - if (this.options.collapsed) { - L.DomEvent - .on(container, 'mouseover', this._expand, this) - .on(container, 'mouseout', this._collapse, this); - - var link = this._layersLink = L.DomUtil.create('a', className + '-toggle', container); - link.href = '#'; - link.title = 'Layers'; - - if (L.Browser.touch) { - L.DomEvent - .on(link, 'click', L.DomEvent.stopPropagation) - .on(link, 'click', L.DomEvent.preventDefault) - .on(link, 'click', this._expand, this); - } - else { - L.DomEvent.on(link, 'focus', this._expand, this); - } - - this._map.on('movestart', this._collapse, this); - // TODO keyboard accessibility - } else { - this._expand(); - } - - this._baseLayersList = L.DomUtil.create('div', className + '-base', form); - this._separator = L.DomUtil.create('div', className + '-separator', form); - this._overlaysList = L.DomUtil.create('div', className + '-overlays', form); - - container.appendChild(form); - }, - - _addLayer: function (layer, name, overlay) { - var id = L.stamp(layer); - - this._layers[id] = { - layer: layer, - name: name, - overlay: overlay - }; - - if (this.options.autoZIndex && layer.setZIndex) { - this._lastZIndex++; - layer.setZIndex(this._lastZIndex); - } - }, - - _update: function () { - if (!this._container) { - return; - } - - this._baseLayersList.innerHTML = ''; - this._overlaysList.innerHTML = ''; - - var baseLayersPresent = false, - overlaysPresent = false; - - for (var i in this._layers) { - if (this._layers.hasOwnProperty(i)) { - var obj = this._layers[i]; - this._addItem(obj); - overlaysPresent = overlaysPresent || obj.overlay; - baseLayersPresent = baseLayersPresent || !obj.overlay; - } - } - - this._separator.style.display = (overlaysPresent && baseLayersPresent ? '' : 'none'); - }, - - _onLayerChange: function (e) { - var id = L.stamp(e.layer); - - if (this._layers[id] && !this._handlingClick) { - this._update(); - } - }, - - // IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe) - _createRadioElement: function (name, checked) { - - var radioHtml = 'i;i++){o=s[i]||{};for(e in o)o.hasOwnProperty(e)&&(t[e]=o[e])}return t},bind:function(t,e){var i=arguments.length>2?Array.prototype.slice.call(arguments,2):null;return function(){return t.apply(e,i||arguments)}},stamp:function(){var t=0,e="_leaflet_id";return function(i){return i[e]=i[e]||++t,i[e]}}(),limitExecByInterval:function(t,e,n){var o,s;return function a(){var r=arguments;return o?(s=!0,i):(o=!0,setTimeout(function(){o=!1,s&&(a.apply(n,r),s=!1)},e),t.apply(n,r),i)}},falseFn:function(){return!1},formatNum:function(t,e){var i=Math.pow(10,e||5);return Math.round(t*i)/i},splitWords:function(t){return t.replace(/^\s+|\s+$/g,"").split(/\s+/)},setOptions:function(t,e){return t.options=n.extend({},t.options,e),t.options},getParamString:function(t,e){var i=[];for(var n in t)t.hasOwnProperty(n)&&i.push(n+"="+t[n]);return(e&&-1!==e.indexOf("?")?"&":"?")+i.join("&")},template:function(t,e){return t.replace(/\{ *([\w_]+) *\}/g,function(t,i){var n=e[i];if(!e.hasOwnProperty(i))throw Error("No value provided for variable "+t);return n})},isArray:function(t){return"[object Array]"===Object.prototype.toString.call(t)},emptyImageUrl:"data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs="},function(){function e(e){var i,n,o=["webkit","moz","o","ms"];for(i=0;o.length>i&&!n;i++)n=t[o[i]+e];return n}function o(e){var i=+new Date,n=Math.max(0,16-(i-s));return s=i+n,t.setTimeout(e,n)}var s=0,a=t.requestAnimationFrame||e("RequestAnimationFrame")||o,r=t.cancelAnimationFrame||e("CancelAnimationFrame")||e("CancelRequestAnimationFrame")||function(e){t.clearTimeout(e)};n.Util.requestAnimFrame=function(e,s,r,h){return e=n.bind(e,s),r&&a===o?(e(),i):a.call(t,e,h)},n.Util.cancelAnimFrame=function(e){e&&r.call(t,e)}}(),n.extend=n.Util.extend,n.bind=n.Util.bind,n.stamp=n.Util.stamp,n.setOptions=n.Util.setOptions,n.Class=function(){},n.Class.extend=function(t){var e=function(){this.initialize&&this.initialize.apply(this,arguments),this._initHooks&&this.callInitHooks()},i=function(){};i.prototype=this.prototype;var o=new i;o.constructor=e,e.prototype=o;for(var s in this)this.hasOwnProperty(s)&&"prototype"!==s&&(e[s]=this[s]);t.statics&&(n.extend(e,t.statics),delete t.statics),t.includes&&(n.Util.extend.apply(null,[o].concat(t.includes)),delete t.includes),t.options&&o.options&&(t.options=n.extend({},o.options,t.options)),n.extend(o,t),o._initHooks=[];var a=this;return o.callInitHooks=function(){if(!this._initHooksCalled){a.prototype.callInitHooks&&a.prototype.callInitHooks.call(this),this._initHooksCalled=!0;for(var t=0,e=o._initHooks.length;e>t;t++)o._initHooks[t].call(this)}},e},n.Class.include=function(t){n.extend(this.prototype,t)},n.Class.mergeOptions=function(t){n.extend(this.prototype.options,t)},n.Class.addInitHook=function(t){var e=Array.prototype.slice.call(arguments,1),i="function"==typeof t?t:function(){this[t].apply(this,e)};this.prototype._initHooks=this.prototype._initHooks||[],this.prototype._initHooks.push(i)};var s="_leaflet_events";n.Mixin={},n.Mixin.Events={addEventListener:function(t,e,i){var o,a,r,h=this[s]=this[s]||{};if("object"==typeof t){for(o in t)t.hasOwnProperty(o)&&this.addEventListener(o,t[o],e);return this}for(t=n.Util.splitWords(t),a=0,r=t.length;r>a;a++)h[t[a]]=h[t[a]]||[],h[t[a]].push({action:e,context:i||this});return this},hasEventListeners:function(t){return s in this&&t in this[s]&&this[s][t].length>0},removeEventListener:function(t,e,i){var o,a,r,h,l,u=this[s];if("object"==typeof t){for(o in t)t.hasOwnProperty(o)&&this.removeEventListener(o,t[o],e);return this}for(t=n.Util.splitWords(t),a=0,r=t.length;r>a;a++)if(this.hasEventListeners(t[a]))for(h=u[t[a]],l=h.length-1;l>=0;l--)e&&h[l].action!==e||i&&h[l].context!==i||h.splice(l,1);return this},fireEvent:function(t,e){if(!this.hasEventListeners(t))return this;for(var i=n.extend({type:t,target:this},e),o=this[s][t].slice(),a=0,r=o.length;r>a;a++)o[a].action.call(o[a].context||this,i);return this}},n.Mixin.Events.on=n.Mixin.Events.addEventListener,n.Mixin.Events.off=n.Mixin.Events.removeEventListener,n.Mixin.Events.fire=n.Mixin.Events.fireEvent,function(){var o=!!t.ActiveXObject,s=o&&!t.XMLHttpRequest,a=o&&!e.querySelector,r=navigator.userAgent.toLowerCase(),h=-1!==r.indexOf("webkit"),l=-1!==r.indexOf("chrome"),u=-1!==r.indexOf("android"),c=-1!==r.search("android [23]"),_=typeof orientation!=i+"",d=t.navigator&&t.navigator.msPointerEnabled&&t.navigator.msMaxTouchPoints,p="devicePixelRatio"in t&&t.devicePixelRatio>1||"matchMedia"in t&&t.matchMedia("(min-resolution:144dpi)")&&t.matchMedia("(min-resolution:144dpi)").matches,m=e.documentElement,f=o&&"transition"in m.style,g="WebKitCSSMatrix"in t&&"m11"in new t.WebKitCSSMatrix,v="MozPerspective"in m.style,y="OTransition"in m.style,L=!t.L_DISABLE_3D&&(f||g||v||y),P=!t.L_NO_TOUCH&&function(){var t="ontouchstart";if(d||t in m)return!0;var i=e.createElement("div"),n=!1;return i.setAttribute?(i.setAttribute(t,"return;"),"function"==typeof i[t]&&(n=!0),i.removeAttribute(t),i=null,n):!1}();n.Browser={ie:o,ie6:s,ie7:a,webkit:h,android:u,android23:c,chrome:l,ie3d:f,webkit3d:g,gecko3d:v,opera3d:y,any3d:L,mobile:_,mobileWebkit:_&&h,mobileWebkit3d:_&&g,mobileOpera:_&&t.opera,touch:P,msTouch:d,retina:p}}(),n.Point=function(t,e,i){this.x=i?Math.round(t):t,this.y=i?Math.round(e):e},n.Point.prototype={clone:function(){return new n.Point(this.x,this.y)},add:function(t){return this.clone()._add(n.point(t))},_add:function(t){return this.x+=t.x,this.y+=t.y,this},subtract:function(t){return this.clone()._subtract(n.point(t))},_subtract:function(t){return this.x-=t.x,this.y-=t.y,this},divideBy:function(t){return this.clone()._divideBy(t)},_divideBy:function(t){return this.x/=t,this.y/=t,this},multiplyBy:function(t){return this.clone()._multiplyBy(t)},_multiplyBy:function(t){return this.x*=t,this.y*=t,this},round:function(){return this.clone()._round()},_round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},floor:function(){return this.clone()._floor()},_floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},distanceTo:function(t){t=n.point(t);var e=t.x-this.x,i=t.y-this.y;return Math.sqrt(e*e+i*i)},equals:function(t){return t.x===this.x&&t.y===this.y},toString:function(){return"Point("+n.Util.formatNum(this.x)+", "+n.Util.formatNum(this.y)+")"}},n.point=function(t,e,i){return t instanceof n.Point?t:n.Util.isArray(t)?new n.Point(t[0],t[1]):isNaN(t)?t:new n.Point(t,e,i)},n.Bounds=function(t,e){if(t)for(var i=e?[t,e]:t,n=0,o=i.length;o>n;n++)this.extend(i[n])},n.Bounds.prototype={extend:function(t){return t=n.point(t),this.min||this.max?(this.min.x=Math.min(t.x,this.min.x),this.max.x=Math.max(t.x,this.max.x),this.min.y=Math.min(t.y,this.min.y),this.max.y=Math.max(t.y,this.max.y)):(this.min=t.clone(),this.max=t.clone()),this},getCenter:function(t){return new n.Point((this.min.x+this.max.x)/2,(this.min.y+this.max.y)/2,t)},getBottomLeft:function(){return new n.Point(this.min.x,this.max.y)},getTopRight:function(){return new n.Point(this.max.x,this.min.y)},getSize:function(){return this.max.subtract(this.min)},contains:function(t){var e,i;return t="number"==typeof t[0]||t instanceof n.Point?n.point(t):n.bounds(t),t instanceof n.Bounds?(e=t.min,i=t.max):e=i=t,e.x>=this.min.x&&i.x<=this.max.x&&e.y>=this.min.y&&i.y<=this.max.y},intersects:function(t){t=n.bounds(t);var e=this.min,i=this.max,o=t.min,s=t.max,a=s.x>=e.x&&o.x<=i.x,r=s.y>=e.y&&o.y<=i.y;return a&&r},isValid:function(){return!(!this.min||!this.max)}},n.bounds=function(t,e){return!t||t instanceof n.Bounds?t:new n.Bounds(t,e)},n.Transformation=function(t,e,i,n){this._a=t,this._b=e,this._c=i,this._d=n},n.Transformation.prototype={transform:function(t,e){return this._transform(t.clone(),e)},_transform:function(t,e){return e=e||1,t.x=e*(this._a*t.x+this._b),t.y=e*(this._c*t.y+this._d),t},untransform:function(t,e){return e=e||1,new n.Point((t.x/e-this._b)/this._a,(t.y/e-this._d)/this._c)}},n.DomUtil={get:function(t){return"string"==typeof t?e.getElementById(t):t},getStyle:function(t,i){var n=t.style[i];if(!n&&t.currentStyle&&(n=t.currentStyle[i]),(!n||"auto"===n)&&e.defaultView){var o=e.defaultView.getComputedStyle(t,null);n=o?o[i]:null}return"auto"===n?null:n},getViewportOffset:function(t){var i,o=0,s=0,a=t,r=e.body,h=n.Browser.ie7;do{if(o+=a.offsetTop||0,s+=a.offsetLeft||0,o+=parseInt(n.DomUtil.getStyle(a,"borderTopWidth"),10)||0,s+=parseInt(n.DomUtil.getStyle(a,"borderLeftWidth"),10)||0,i=n.DomUtil.getStyle(a,"position"),a.offsetParent===r&&"absolute"===i)break;if("fixed"===i){o+=r.scrollTop||0,s+=r.scrollLeft||0;break}a=a.offsetParent}while(a);a=t;do{if(a===r)break;o-=a.scrollTop||0,s-=a.scrollLeft||0,n.DomUtil.documentIsLtr()||!n.Browser.webkit&&!h||(s+=a.scrollWidth-a.clientWidth,h&&"hidden"!==n.DomUtil.getStyle(a,"overflow-y")&&"hidden"!==n.DomUtil.getStyle(a,"overflow")&&(s+=17)),a=a.parentNode}while(a);return new n.Point(s,o)},documentIsLtr:function(){return n.DomUtil._docIsLtrCached||(n.DomUtil._docIsLtrCached=!0,n.DomUtil._docIsLtr="ltr"===n.DomUtil.getStyle(e.body,"direction")),n.DomUtil._docIsLtr},create:function(t,i,n){var o=e.createElement(t);return o.className=i,n&&n.appendChild(o),o},disableTextSelection:function(){e.selection&&e.selection.empty&&e.selection.empty(),this._onselectstart||(this._onselectstart=e.onselectstart||null,e.onselectstart=n.Util.falseFn)},enableTextSelection:function(){e.onselectstart===n.Util.falseFn&&(e.onselectstart=this._onselectstart,this._onselectstart=null)},hasClass:function(t,e){return t.className.length>0&&RegExp("(^|\\s)"+e+"(\\s|$)").test(t.className)},addClass:function(t,e){n.DomUtil.hasClass(t,e)||(t.className+=(t.className?" ":"")+e)},removeClass:function(t,e){function i(t,i){return i===e?"":t}t.className=t.className.replace(/(\S+)\s*/g,i).replace(/(^\s+|\s+$)/,"")},setOpacity:function(t,e){if("opacity"in t.style)t.style.opacity=e;else if("filter"in t.style){var i=!1,n="DXImageTransform.Microsoft.Alpha";try{i=t.filters.item(n)}catch(o){}e=Math.round(100*e),i?(i.Enabled=100!==e,i.Opacity=e):t.style.filter+=" progid:"+n+"(opacity="+e+")"}},testProp:function(t){for(var i=e.documentElement.style,n=0;t.length>n;n++)if(t[n]in i)return t[n];return!1},getTranslateString:function(t){var e=n.Browser.webkit3d,i="translate"+(e?"3d":"")+"(",o=(e?",0":"")+")";return i+t.x+"px,"+t.y+"px"+o},getScaleString:function(t,e){var i=n.DomUtil.getTranslateString(e.add(e.multiplyBy(-1*t))),o=" scale("+t+") ";return i+o},setPosition:function(t,e,i){t._leaflet_pos=e,!i&&n.Browser.any3d?(t.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(e),n.Browser.mobileWebkit3d&&(t.style.WebkitBackfaceVisibility="hidden")):(t.style.left=e.x+"px",t.style.top=e.y+"px")},getPosition:function(t){return t._leaflet_pos}},n.DomUtil.TRANSFORM=n.DomUtil.testProp(["transform","WebkitTransform","OTransform","MozTransform","msTransform"]),n.DomUtil.TRANSITION=n.DomUtil.testProp(["webkitTransition","transition","OTransition","MozTransition","msTransition"]),n.DomUtil.TRANSITION_END="webkitTransition"===n.DomUtil.TRANSITION||"OTransition"===n.DomUtil.TRANSITION?n.DomUtil.TRANSITION+"End":"transitionend",n.LatLng=function(t,e){var i=parseFloat(t),n=parseFloat(e);if(isNaN(i)||isNaN(n))throw Error("Invalid LatLng object: ("+t+", "+e+")");this.lat=i,this.lng=n},n.extend(n.LatLng,{DEG_TO_RAD:Math.PI/180,RAD_TO_DEG:180/Math.PI,MAX_MARGIN:1e-9}),n.LatLng.prototype={equals:function(t){if(!t)return!1;t=n.latLng(t);var e=Math.max(Math.abs(this.lat-t.lat),Math.abs(this.lng-t.lng));return n.LatLng.MAX_MARGIN>=e},toString:function(t){return"LatLng("+n.Util.formatNum(this.lat,t)+", "+n.Util.formatNum(this.lng,t)+")"},distanceTo:function(t){t=n.latLng(t);var e=6378137,i=n.LatLng.DEG_TO_RAD,o=(t.lat-this.lat)*i,s=(t.lng-this.lng)*i,a=this.lat*i,r=t.lat*i,h=Math.sin(o/2),l=Math.sin(s/2),u=h*h+l*l*Math.cos(a)*Math.cos(r);return 2*e*Math.atan2(Math.sqrt(u),Math.sqrt(1-u))},wrap:function(t,e){var i=this.lng;return t=t||-180,e=e||180,i=(i+e)%(e-t)+(t>i||i===e?e:t),new n.LatLng(this.lat,i)}},n.latLng=function(t,e){return t instanceof n.LatLng?t:n.Util.isArray(t)?new n.LatLng(t[0],t[1]):isNaN(t)?t:new n.LatLng(t,e)},n.LatLngBounds=function(t,e){if(t)for(var i=e?[t,e]:t,n=0,o=i.length;o>n;n++)this.extend(i[n])},n.LatLngBounds.prototype={extend:function(t){return t="number"==typeof t[0]||"string"==typeof t[0]||t instanceof n.LatLng?n.latLng(t):n.latLngBounds(t),t instanceof n.LatLng?this._southWest||this._northEast?(this._southWest.lat=Math.min(t.lat,this._southWest.lat),this._southWest.lng=Math.min(t.lng,this._southWest.lng),this._northEast.lat=Math.max(t.lat,this._northEast.lat),this._northEast.lng=Math.max(t.lng,this._northEast.lng)):(this._southWest=new n.LatLng(t.lat,t.lng),this._northEast=new n.LatLng(t.lat,t.lng)):t instanceof n.LatLngBounds&&(this.extend(t._southWest),this.extend(t._northEast)),this},pad:function(t){var e=this._southWest,i=this._northEast,o=Math.abs(e.lat-i.lat)*t,s=Math.abs(e.lng-i.lng)*t;return new n.LatLngBounds(new n.LatLng(e.lat-o,e.lng-s),new n.LatLng(i.lat+o,i.lng+s))},getCenter:function(){return new n.LatLng((this._southWest.lat+this._northEast.lat)/2,(this._southWest.lng+this._northEast.lng)/2)},getSouthWest:function(){return this._southWest},getNorthEast:function(){return this._northEast},getNorthWest:function(){return new n.LatLng(this._northEast.lat,this._southWest.lng)},getSouthEast:function(){return new n.LatLng(this._southWest.lat,this._northEast.lng)},contains:function(t){t="number"==typeof t[0]||t instanceof n.LatLng?n.latLng(t):n.latLngBounds(t);var e,i,o=this._southWest,s=this._northEast;return t instanceof n.LatLngBounds?(e=t.getSouthWest(),i=t.getNorthEast()):e=i=t,e.lat>=o.lat&&i.lat<=s.lat&&e.lng>=o.lng&&i.lng<=s.lng},intersects:function(t){t=n.latLngBounds(t);var e=this._southWest,i=this._northEast,o=t.getSouthWest(),s=t.getNorthEast(),a=s.lat>=e.lat&&o.lat<=i.lat,r=s.lng>=e.lng&&o.lng<=i.lng;return a&&r},toBBoxString:function(){var t=this._southWest,e=this._northEast;return[t.lng,t.lat,e.lng,e.lat].join(",")},equals:function(t){return t?(t=n.latLngBounds(t),this._southWest.equals(t.getSouthWest())&&this._northEast.equals(t.getNorthEast())):!1},isValid:function(){return!(!this._southWest||!this._northEast)}},n.latLngBounds=function(t,e){return!t||t instanceof n.LatLngBounds?t:new n.LatLngBounds(t,e)},n.Projection={},n.Projection.SphericalMercator={MAX_LATITUDE:85.0511287798,project:function(t){var e=n.LatLng.DEG_TO_RAD,i=this.MAX_LATITUDE,o=Math.max(Math.min(i,t.lat),-i),s=t.lng*e,a=o*e;return a=Math.log(Math.tan(Math.PI/4+a/2)),new n.Point(s,a)},unproject:function(t){var e=n.LatLng.RAD_TO_DEG,i=t.x*e,o=(2*Math.atan(Math.exp(t.y))-Math.PI/2)*e;return new n.LatLng(o,i)}},n.Projection.LonLat={project:function(t){return new n.Point(t.lng,t.lat)},unproject:function(t){return new n.LatLng(t.y,t.x)}},n.CRS={latLngToPoint:function(t,e){var i=this.projection.project(t),n=this.scale(e);return this.transformation._transform(i,n)},pointToLatLng:function(t,e){var i=this.scale(e),n=this.transformation.untransform(t,i);return this.projection.unproject(n)},project:function(t){return this.projection.project(t)},scale:function(t){return 256*Math.pow(2,t)}},n.CRS.Simple=n.extend({},n.CRS,{projection:n.Projection.LonLat,transformation:new n.Transformation(1,0,-1,0),scale:function(t){return Math.pow(2,t)}}),n.CRS.EPSG3857=n.extend({},n.CRS,{code:"EPSG:3857",projection:n.Projection.SphericalMercator,transformation:new n.Transformation(.5/Math.PI,.5,-.5/Math.PI,.5),project:function(t){var e=this.projection.project(t),i=6378137;return e.multiplyBy(i)}}),n.CRS.EPSG900913=n.extend({},n.CRS.EPSG3857,{code:"EPSG:900913"}),n.CRS.EPSG4326=n.extend({},n.CRS,{code:"EPSG:4326",projection:n.Projection.LonLat,transformation:new n.Transformation(1/360,.5,-1/360,.5)}),n.Map=n.Class.extend({includes:n.Mixin.Events,options:{crs:n.CRS.EPSG3857,fadeAnimation:n.DomUtil.TRANSITION&&!n.Browser.android23,trackResize:!0,markerZoomAnimation:n.DomUtil.TRANSITION&&n.Browser.any3d},initialize:function(t,e){e=n.setOptions(this,e),this._initContainer(t),this._initLayout(),this.callInitHooks(),this._initEvents(),e.maxBounds&&this.setMaxBounds(e.maxBounds),e.center&&e.zoom!==i&&this.setView(n.latLng(e.center),e.zoom,!0),this._initLayers(e.layers)},setView:function(t,e){return this._resetView(n.latLng(t),this._limitZoom(e)),this},setZoom:function(t){return this.setView(this.getCenter(),t)},zoomIn:function(t){return this.setZoom(this._zoom+(t||1))},zoomOut:function(t){return this.setZoom(this._zoom-(t||1))},fitBounds:function(t){var e=this.getBoundsZoom(t);return this.setView(n.latLngBounds(t).getCenter(),e)},fitWorld:function(){var t=new n.LatLng(-60,-170),e=new n.LatLng(85,179);return this.fitBounds(new n.LatLngBounds(t,e))},panTo:function(t){return this.setView(t,this._zoom)},panBy:function(t){return this.fire("movestart"),this._rawPanBy(n.point(t)),this.fire("move"),this.fire("moveend")},setMaxBounds:function(t){if(t=n.latLngBounds(t),this.options.maxBounds=t,!t)return this._boundsMinZoom=null,this;var e=this.getBoundsZoom(t,!0);return this._boundsMinZoom=e,this._loaded&&(e>this._zoom?this.setView(t.getCenter(),e):this.panInsideBounds(t)),this},panInsideBounds:function(t){t=n.latLngBounds(t);var e=this.getBounds(),i=this.project(e.getSouthWest()),o=this.project(e.getNorthEast()),s=this.project(t.getSouthWest()),a=this.project(t.getNorthEast()),r=0,h=0;return o.ya.x&&(r=a.x-o.x),i.y>s.y&&(h=s.y-i.y),i.x=r);return c&&e?null:e?r:r-1},getSize:function(){return(!this._size||this._sizeChanged)&&(this._size=new n.Point(this._container.clientWidth,this._container.clientHeight),this._sizeChanged=!1),this._size.clone()},getPixelBounds:function(){var t=this._getTopLeftPoint();return new n.Bounds(t,t.add(this.getSize()))},getPixelOrigin:function(){return this._initialTopLeftPoint},getPanes:function(){return this._panes},getContainer:function(){return this._container},getZoomScale:function(t){var e=this.options.crs;return e.scale(t)/e.scale(this._zoom)},getScaleZoom:function(t){return this._zoom+Math.log(t)/Math.LN2},project:function(t,e){return e=e===i?this._zoom:e,this.options.crs.latLngToPoint(n.latLng(t),e)},unproject:function(t,e){return e=e===i?this._zoom:e,this.options.crs.pointToLatLng(n.point(t),e)},layerPointToLatLng:function(t){var e=n.point(t).add(this._initialTopLeftPoint);return this.unproject(e)},latLngToLayerPoint:function(t){var e=this.project(n.latLng(t))._round();return e._subtract(this._initialTopLeftPoint)},containerPointToLayerPoint:function(t){return n.point(t).subtract(this._getMapPanePos())},layerPointToContainerPoint:function(t){return n.point(t).add(this._getMapPanePos())},containerPointToLatLng:function(t){var e=this.containerPointToLayerPoint(n.point(t));return this.layerPointToLatLng(e)},latLngToContainerPoint:function(t){return this.layerPointToContainerPoint(this.latLngToLayerPoint(n.latLng(t)))},mouseEventToContainerPoint:function(t){return n.DomEvent.getMousePosition(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){var e=this._container=n.DomUtil.get(t);if(e._leaflet)throw Error("Map container is already initialized.");e._leaflet=!0},_initLayout:function(){var t=this._container;n.DomUtil.addClass(t,"leaflet-container"),n.Browser.touch&&n.DomUtil.addClass(t,"leaflet-touch"),this.options.fadeAnimation&&n.DomUtil.addClass(t,"leaflet-fade-anim");var e=n.DomUtil.getStyle(t,"position");"absolute"!==e&&"relative"!==e&&"fixed"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._mapPane=t.mapPane=this._createPane("leaflet-map-pane",this._container),this._tilePane=t.tilePane=this._createPane("leaflet-tile-pane",this._mapPane),t.objectsPane=this._createPane("leaflet-objects-pane",this._mapPane),t.shadowPane=this._createPane("leaflet-shadow-pane"),t.overlayPane=this._createPane("leaflet-overlay-pane"),t.markerPane=this._createPane("leaflet-marker-pane"),t.popupPane=this._createPane("leaflet-popup-pane");var e=" leaflet-zoom-hide";this.options.markerZoomAnimation||(n.DomUtil.addClass(t.markerPane,e),n.DomUtil.addClass(t.shadowPane,e),n.DomUtil.addClass(t.popupPane,e))},_createPane:function(t,e){return n.DomUtil.create("div",t,e||this._panes.objectsPane)},_initLayers:function(t){t=t?n.Util.isArray(t)?t:[t]:[],this._layers={},this._zoomBoundLayers={},this._tileLayersNum=0;var e,i;for(e=0,i=t.length;i>e;e++)this.addLayer(t[e])},_resetView:function(t,e,i,o){var s=this._zoom!==e;o||(this.fire("movestart"),s&&this.fire("zoomstart")),this._zoom=e,this._initialTopLeftPoint=this._getNewTopLeftPoint(t),i?this._initialTopLeftPoint._add(this._getMapPanePos()):n.DomUtil.setPosition(this._mapPane,new n.Point(0,0)),this._tileLayersToLoad=this._tileLayersNum;var a=!this._loaded;this._loaded=!0,this.fire("viewreset",{hard:!i}),this.fire("move"),(s||o)&&this.fire("zoomend"),this.fire("moveend",{hard:!i}),a&&this.fire("load")},_rawPanBy:function(t){n.DomUtil.setPosition(this._mapPane,this._getMapPanePos().subtract(t))},_updateZoomLevels:function(){var t,e=1/0,n=-1/0;for(t in this._zoomBoundLayers)if(this._zoomBoundLayers.hasOwnProperty(t)){var o=this._zoomBoundLayers[t];isNaN(o.options.minZoom)||(e=Math.min(e,o.options.minZoom)),isNaN(o.options.maxZoom)||(n=Math.max(n,o.options.maxZoom))}t===i?this._layersMaxZoom=this._layersMinZoom=i:(this._layersMaxZoom=n,this._layersMinZoom=e)},_initEvents:function(){if(n.DomEvent){n.DomEvent.on(this._container,"click",this._onMouseClick,this);var e,i,o=["dblclick","mousedown","mouseup","mouseenter","mouseleave","mousemove","contextmenu"];for(e=0,i=o.length;i>e;e++)n.DomEvent.on(this._container,o[e],this._fireMouseEvent,this);this.options.trackResize&&n.DomEvent.on(t,"resize",this._onResize,this)}},_onResize:function(){n.Util.cancelAnimFrame(this._resizeRequest),this._resizeRequest=n.Util.requestAnimFrame(this.invalidateSize,this,!1,this._container)},_onMouseClick:function(t){!this._loaded||this.dragging&&this.dragging.moved()||(this.fire("preclick"),this._fireMouseEvent(t))},_fireMouseEvent:function(t){if(this._loaded){var e=t.type;if(e="mouseenter"===e?"mouseover":"mouseleave"===e?"mouseout":e,this.hasEventListeners(e)){"contextmenu"===e&&n.DomEvent.preventDefault(t);var i=this.mouseEventToContainerPoint(t),o=this.containerPointToLayerPoint(i),s=this.layerPointToLatLng(o);this.fire(e,{latlng:s,layerPoint:o,containerPoint:i,originalEvent:t})}}},_onTileLayerLoad:function(){this._tileLayersToLoad--,this._tileLayersNum&&!this._tileLayersToLoad&&this._tileBg&&(clearTimeout(this._clearTileBgTimer),this._clearTileBgTimer=setTimeout(n.bind(this._clearTileBg,this),500))},whenReady:function(t,e){return this._loaded?t.call(e||this,this):this.on("load",t,e),this},_getMapPanePos:function(){return n.DomUtil.getPosition(this._mapPane)},_getTopLeftPoint:function(){if(!this._loaded)throw Error("Set map center and zoom first.");return this._initialTopLeftPoint.subtract(this._getMapPanePos())},_getNewTopLeftPoint:function(t,e){var i=this.getSize()._divideBy(2);return this.project(t,e)._subtract(i)._round()},_latLngToNewLayerPoint:function(t,e,i){var n=this._getNewTopLeftPoint(i,e).add(this._getMapPanePos());return this.project(t,e)._subtract(n)},_getCenterLayerPoint:function(){return this.containerPointToLayerPoint(this.getSize()._divideBy(2))},_getCenterOffset:function(t){return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())},_limitZoom:function(t){var e=this.getMinZoom(),i=this.getMaxZoom();return Math.max(e,Math.min(i,t))}}),n.map=function(t,e){return new n.Map(t,e)},n.Projection.Mercator={MAX_LATITUDE:85.0840591556,R_MINOR:6356752.3142,R_MAJOR:6378137,project:function(t){var e=n.LatLng.DEG_TO_RAD,i=this.MAX_LATITUDE,o=Math.max(Math.min(i,t.lat),-i),s=this.R_MAJOR,a=this.R_MINOR,r=t.lng*e*s,h=o*e,l=a/s,u=Math.sqrt(1-l*l),c=u*Math.sin(h);c=Math.pow((1-c)/(1+c),.5*u);var _=Math.tan(.5*(.5*Math.PI-h))/c;return h=-a*Math.log(_),new n.Point(r,h)},unproject:function(t){for(var e,i=n.LatLng.RAD_TO_DEG,o=this.R_MAJOR,s=this.R_MINOR,a=t.x*i/o,r=s/o,h=Math.sqrt(1-r*r),l=Math.exp(-t.y/s),u=Math.PI/2-2*Math.atan(l),c=15,_=1e-7,d=c,p=.1;Math.abs(p)>_&&--d>0;)e=h*Math.sin(u),p=Math.PI/2-2*Math.atan(l*Math.pow((1-e)/(1+e),.5*h))-u,u+=p;return new n.LatLng(u*i,a)}},n.CRS.EPSG3395=n.extend({},n.CRS,{code:"EPSG:3395",projection:n.Projection.Mercator,transformation:function(){var t=n.Projection.Mercator,e=t.R_MAJOR,i=t.R_MINOR;return new n.Transformation(.5/(Math.PI*e),.5,-.5/(Math.PI*i),.5)}()}),n.TileLayer=n.Class.extend({includes:n.Mixin.Events,options:{minZoom:0,maxZoom:18,tileSize:256,subdomains:"abc",errorTileUrl:"",attribution:"",zoomOffset:0,opacity:1,unloadInvisibleTiles:n.Browser.mobile,updateWhenIdle:n.Browser.mobile},initialize:function(t,e){e=n.setOptions(this,e),e.detectRetina&&n.Browser.retina&&e.maxZoom>0&&(e.tileSize=Math.floor(e.tileSize/2),e.zoomOffset++,e.minZoom>0&&e.minZoom--,this.options.maxZoom--),this._url=t;var i=this.options.subdomains;"string"==typeof i&&(this.options.subdomains=i.split(""))},onAdd:function(t){this._map=t,this._initContainer(),this._createTileProto(),t.on({viewreset:this._resetCallback,moveend:this._update},this),this.options.updateWhenIdle||(this._limitedUpdate=n.Util.limitExecByInterval(this._update,150,this),t.on("move",this._limitedUpdate,this)),this._reset(),this._update()},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){this._container.parentNode.removeChild(this._container),t.off({viewreset:this._resetCallback,moveend:this._update},this),this.options.updateWhenIdle||t.off("move",this._limitedUpdate,this),this._container=null,this._map=null},bringToFront:function(){var t=this._map._panes.tilePane;return this._container&&(t.appendChild(this._container),this._setAutoZIndex(t,Math.max)),this},bringToBack:function(){var t=this._map._panes.tilePane;return this._container&&(t.insertBefore(this._container,t.firstChild),this._setAutoZIndex(t,Math.min)),this},getAttribution:function(){return this.options.attribution},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},setUrl:function(t,e){return this._url=t,e||this.redraw(),this},redraw:function(){return this._map&&(this._map._panes.tilePane.empty=!1,this._reset(!0),this._update()),this},_updateZIndex:function(){this._container&&this.options.zIndex!==i&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t,e){var i,n,o,s=t.children,a=-e(1/0,-1/0);for(n=0,o=s.length;o>n;n++)s[n]!==this._container&&(i=parseInt(s[n].style.zIndex,10),isNaN(i)||(a=e(a,i)));this.options.zIndex=this._container.style.zIndex=(isFinite(a)?a:0)+e(1,-1)},_updateOpacity:function(){n.DomUtil.setOpacity(this._container,this.options.opacity);var t,e=this._tiles;if(n.Browser.webkit)for(t in e)e.hasOwnProperty(t)&&(e[t].style.webkitTransform+=" translate(0,0)")},_initContainer:function(){var t=this._map._panes.tilePane;(!this._container||t.empty)&&(this._container=n.DomUtil.create("div","leaflet-layer"),this._updateZIndex(),t.appendChild(this._container),1>this.options.opacity&&this._updateOpacity())},_resetCallback:function(t){this._reset(t.hard)},_reset:function(t){var e=this._tiles;for(var i in e)e.hasOwnProperty(i)&&this.fire("tileunload",{tile:e[i]});this._tiles={},this._tilesToLoad=0,this.options.reuseTiles&&(this._unusedTiles=[]),t&&this._container&&(this._container.innerHTML=""),this._initContainer()},_update:function(){if(this._map){var t=this._map.getPixelBounds(),e=this._map.getZoom(),i=this.options.tileSize;if(!(e>this.options.maxZoom||this.options.minZoom>e)){var o=new n.Point(Math.floor(t.min.x/i),Math.floor(t.min.y/i)),s=new n.Point(Math.floor(t.max.x/i),Math.floor(t.max.y/i)),a=new n.Bounds(o,s);this._addTilesFromCenterOut(a),(this.options.unloadInvisibleTiles||this.options.reuseTiles)&&this._removeOtherTiles(a)}}},_addTilesFromCenterOut:function(t){var i,o,s,a=[],r=t.getCenter();for(i=t.min.y;t.max.y>=i;i++)for(o=t.min.x;t.max.x>=o;o++)s=new n.Point(o,i),this._tileShouldBeLoaded(s)&&a.push(s);var h=a.length;if(0!==h){a.sort(function(t,e){return t.distanceTo(r)-e.distanceTo(r)});var l=e.createDocumentFragment();for(this._tilesToLoad||this.fire("loading"),this._tilesToLoad+=h,o=0;h>o;o++)this._addTile(a[o],l);this._container.appendChild(l)}},_tileShouldBeLoaded:function(t){if(t.x+":"+t.y in this._tiles)return!1;if(!this.options.continuousWorld){var e=this._getWrapTileNum();if(this.options.noWrap&&(0>t.x||t.x>=e)||0>t.y||t.y>=e)return!1}return!0},_removeOtherTiles:function(t){var e,i,n,o;for(o in this._tiles)this._tiles.hasOwnProperty(o)&&(e=o.split(":"),i=parseInt(e[0],10),n=parseInt(e[1],10),(t.min.x>i||i>t.max.x||t.min.y>n||n>t.max.y)&&this._removeTile(o))},_removeTile:function(t){var e=this._tiles[t];this.fire("tileunload",{tile:e,url:e.src}),this.options.reuseTiles?(n.DomUtil.removeClass(e,"leaflet-tile-loaded"),this._unusedTiles.push(e)):e.parentNode===this._container&&this._container.removeChild(e),n.Browser.android||(e.src=n.Util.emptyImageUrl),delete this._tiles[t]},_addTile:function(t,e){var i=this._getTilePos(t),o=this._getTile();n.DomUtil.setPosition(o,i,n.Browser.chrome||n.Browser.android23),this._tiles[t.x+":"+t.y]=o,this._loadTile(o,t),o.parentNode!==this._container&&e.appendChild(o) -},_getZoomForUrl:function(){var t=this.options,e=this._map.getZoom();return t.zoomReverse&&(e=t.maxZoom-e),e+t.zoomOffset},_getTilePos:function(t){var e=this._map.getPixelOrigin(),i=this.options.tileSize;return t.multiplyBy(i).subtract(e)},getTileUrl:function(t){return this._adjustTilePoint(t),n.Util.template(this._url,n.extend({s:this._getSubdomain(t),z:this._getZoomForUrl(),x:t.x,y:t.y},this.options))},_getWrapTileNum:function(){return Math.pow(2,this._getZoomForUrl())},_adjustTilePoint:function(t){var e=this._getWrapTileNum();this.options.continuousWorld||this.options.noWrap||(t.x=(t.x%e+e)%e),this.options.tms&&(t.y=e-t.y-1)},_getSubdomain:function(t){var e=(t.x+t.y)%this.options.subdomains.length;return this.options.subdomains[e]},_createTileProto:function(){var t=this._tileImg=n.DomUtil.create("img","leaflet-tile");t.style.width=t.style.height=this.options.tileSize+"px",t.galleryimg="no"},_getTile:function(){if(this.options.reuseTiles&&this._unusedTiles.length>0){var t=this._unusedTiles.pop();return this._resetTile(t),t}return this._createTile()},_resetTile:function(){},_createTile:function(){var t=this._tileImg.cloneNode(!1);return t.onselectstart=t.onmousemove=n.Util.falseFn,t},_loadTile:function(t,e){t._layer=this,t.onload=this._tileOnLoad,t.onerror=this._tileOnError,t.src=this.getTileUrl(e)},_tileLoaded:function(){this._tilesToLoad--,this._tilesToLoad||this.fire("load")},_tileOnLoad:function(){var t=this._layer;this.src!==n.Util.emptyImageUrl&&(n.DomUtil.addClass(this,"leaflet-tile-loaded"),t.fire("tileload",{tile:this,url:this.src})),t._tileLoaded()},_tileOnError:function(){var t=this._layer;t.fire("tileerror",{tile:this,url:this.src});var e=t.options.errorTileUrl;e&&(this.src=e),t._tileLoaded()}}),n.tileLayer=function(t,e){return new n.TileLayer(t,e)},n.TileLayer.WMS=n.TileLayer.extend({defaultWmsParams:{service:"WMS",request:"GetMap",version:"1.1.1",layers:"",styles:"",format:"image/jpeg",transparent:!1},initialize:function(t,e){this._url=t;var i=n.extend({},this.defaultWmsParams);i.width=i.height=e.detectRetina&&n.Browser.retina?2*this.options.tileSize:this.options.tileSize;for(var o in e)this.options.hasOwnProperty(o)||(i[o]=e[o]);this.wmsParams=i,n.setOptions(this,e)},onAdd:function(t){var e=parseFloat(this.wmsParams.version)>=1.3?"crs":"srs";this.wmsParams[e]=t.options.crs.code,n.TileLayer.prototype.onAdd.call(this,t)},getTileUrl:function(t,e){this._adjustTilePoint(t);var i=this._map,o=i.options.crs,s=this.options.tileSize,a=t.multiplyBy(s),r=a.add(new n.Point(s,s)),h=o.project(i.unproject(a,e)),l=o.project(i.unproject(r,e)),u=[h.x,l.y,l.x,h.y].join(","),c=n.Util.template(this._url,{s:this._getSubdomain(t)});return c+n.Util.getParamString(this.wmsParams,c)+"&bbox="+u},setParams:function(t,e){return n.extend(this.wmsParams,t),e||this.redraw(),this}}),n.tileLayer.wms=function(t,e){return new n.TileLayer.WMS(t,e)},n.TileLayer.Canvas=n.TileLayer.extend({options:{async:!1},initialize:function(t){n.setOptions(this,t)},redraw:function(){var t=this._tiles;for(var e in t)t.hasOwnProperty(e)&&this._redrawTile(t[e])},_redrawTile:function(t){this.drawTile(t,t._tilePoint,this._map._zoom)},_createTileProto:function(){var t=this._canvasProto=n.DomUtil.create("canvas","leaflet-tile");t.width=t.height=this.options.tileSize},_createTile:function(){var t=this._canvasProto.cloneNode(!1);return t.onselectstart=t.onmousemove=n.Util.falseFn,t},_loadTile:function(t,e){t._layer=this,t._tilePoint=e,this._redrawTile(t),this.options.async||this.tileDrawn(t)},drawTile:function(){},tileDrawn:function(t){this._tileOnLoad.call(t)}}),n.tileLayer.canvas=function(t){return new n.TileLayer.Canvas(t)},n.ImageOverlay=n.Class.extend({includes:n.Mixin.Events,options:{opacity:1},initialize:function(t,e,i){this._url=t,this._bounds=n.latLngBounds(e),n.setOptions(this,i)},onAdd:function(t){this._map=t,this._image||this._initImage(),t._panes.overlayPane.appendChild(this._image),t.on("viewreset",this._reset,this),t.options.zoomAnimation&&n.Browser.any3d&&t.on("zoomanim",this._animateZoom,this),this._reset()},onRemove:function(t){t.getPanes().overlayPane.removeChild(this._image),t.off("viewreset",this._reset,this),t.options.zoomAnimation&&t.off("zoomanim",this._animateZoom,this)},addTo:function(t){return t.addLayer(this),this},setOpacity:function(t){return this.options.opacity=t,this._updateOpacity(),this},bringToFront:function(){return this._image&&this._map._panes.overlayPane.appendChild(this._image),this},bringToBack:function(){var t=this._map._panes.overlayPane;return this._image&&t.insertBefore(this._image,t.firstChild),this},_initImage:function(){this._image=n.DomUtil.create("img","leaflet-image-layer"),this._map.options.zoomAnimation&&n.Browser.any3d?n.DomUtil.addClass(this._image,"leaflet-zoom-animated"):n.DomUtil.addClass(this._image,"leaflet-zoom-hide"),this._updateOpacity(),n.extend(this._image,{galleryimg:"no",onselectstart:n.Util.falseFn,onmousemove:n.Util.falseFn,onload:n.bind(this._onImageLoad,this),src:this._url})},_animateZoom:function(t){var e=this._map,i=this._image,o=e.getZoomScale(t.zoom),s=this._bounds.getNorthWest(),a=this._bounds.getSouthEast(),r=e._latLngToNewLayerPoint(s,t.zoom,t.center),h=e._latLngToNewLayerPoint(a,t.zoom,t.center)._subtract(r),l=r._add(h._multiplyBy(.5*(1-1/o)));i.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(l)+" scale("+o+") "},_reset:function(){var t=this._image,e=this._map.latLngToLayerPoint(this._bounds.getNorthWest()),i=this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(e);n.DomUtil.setPosition(t,e),t.style.width=i.x+"px",t.style.height=i.y+"px"},_onImageLoad:function(){this.fire("load")},_updateOpacity:function(){n.DomUtil.setOpacity(this._image,this.options.opacity)}}),n.imageOverlay=function(t,e,i){return new n.ImageOverlay(t,e,i)},n.Icon=n.Class.extend({options:{className:""},initialize:function(t){n.setOptions(this,t)},createIcon:function(){return this._createIcon("icon")},createShadow:function(){return this._createIcon("shadow")},_createIcon:function(t){var e=this._getIconUrl(t);if(!e){if("icon"===t)throw Error("iconUrl not set in Icon options (see the docs).");return null}var i=this._createImg(e);return this._setIconStyles(i,t),i},_setIconStyles:function(t,e){var i,o=this.options,s=n.point(o[e+"Size"]);i="shadow"===e?n.point(o.shadowAnchor||o.iconAnchor):n.point(o.iconAnchor),!i&&s&&(i=s.divideBy(2,!0)),t.className="leaflet-marker-"+e+" "+o.className,i&&(t.style.marginLeft=-i.x+"px",t.style.marginTop=-i.y+"px"),s&&(t.style.width=s.x+"px",t.style.height=s.y+"px")},_createImg:function(t){var i;return n.Browser.ie6?(i=e.createElement("div"),i.style.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+t+'")'):(i=e.createElement("img"),i.src=t),i},_getIconUrl:function(t){return n.Browser.retina&&this.options[t+"RetinaUrl"]?this.options[t+"RetinaUrl"]:this.options[t+"Url"]}}),n.icon=function(t){return new n.Icon(t)},n.Icon.Default=n.Icon.extend({options:{iconSize:new n.Point(25,41),iconAnchor:new n.Point(12,41),popupAnchor:new n.Point(1,-34),shadowSize:new n.Point(41,41)},_getIconUrl:function(t){var e=t+"Url";if(this.options[e])return this.options[e];n.Browser.retina&&"icon"===t&&(t+="@2x");var i=n.Icon.Default.imagePath;if(!i)throw Error("Couldn't autodetect L.Icon.Default.imagePath, set it manually.");return i+"/marker-"+t+".png"}}),n.Icon.Default.imagePath=function(){var t,i,n,o,s=e.getElementsByTagName("script"),a=/\/?leaflet[\-\._]?([\w\-\._]*)\.js\??/;for(t=0,i=s.length;i>t;t++)if(n=s[t].src,o=n.match(a))return n.split(a)[0]+"/images"}(),n.Marker=n.Class.extend({includes:n.Mixin.Events,options:{icon:new n.Icon.Default,title:"",clickable:!0,draggable:!1,zIndexOffset:0,opacity:1,riseOnHover:!1,riseOffset:250},initialize:function(t,e){n.setOptions(this,e),this._latlng=n.latLng(t)},onAdd:function(t){this._map=t,t.on("viewreset",this.update,this),this._initIcon(),this.update(),t.options.zoomAnimation&&t.options.markerZoomAnimation&&t.on("zoomanim",this._animateZoom,this)},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){this._removeIcon(),this.fire("remove"),t.off({viewreset:this.update,zoomanim:this._animateZoom},this),this._map=null},getLatLng:function(){return this._latlng},setLatLng:function(t){return this._latlng=n.latLng(t),this.update(),this.fire("move",{latlng:this._latlng})},setZIndexOffset:function(t){return this.options.zIndexOffset=t,this.update(),this},setIcon:function(t){return this._map&&this._removeIcon(),this.options.icon=t,this._map&&(this._initIcon(),this.update()),this},update:function(){if(this._icon){var t=this._map.latLngToLayerPoint(this._latlng).round();this._setPos(t)}return this},_initIcon:function(){var t=this.options,e=this._map,i=e.options.zoomAnimation&&e.options.markerZoomAnimation,o=i?"leaflet-zoom-animated":"leaflet-zoom-hide",s=!1;this._icon||(this._icon=t.icon.createIcon(),t.title&&(this._icon.title=t.title),this._initInteraction(),s=1>this.options.opacity,n.DomUtil.addClass(this._icon,o),t.riseOnHover&&n.DomEvent.on(this._icon,"mouseover",this._bringToFront,this).on(this._icon,"mouseout",this._resetZIndex,this)),this._shadow||(this._shadow=t.icon.createShadow(),this._shadow&&(n.DomUtil.addClass(this._shadow,o),s=1>this.options.opacity)),s&&this._updateOpacity();var a=this._map._panes;a.markerPane.appendChild(this._icon),this._shadow&&a.shadowPane.appendChild(this._shadow)},_removeIcon:function(){var t=this._map._panes;this.options.riseOnHover&&n.DomEvent.off(this._icon,"mouseover",this._bringToFront).off(this._icon,"mouseout",this._resetZIndex),t.markerPane.removeChild(this._icon),this._shadow&&t.shadowPane.removeChild(this._shadow),this._icon=this._shadow=null},_setPos:function(t){n.DomUtil.setPosition(this._icon,t),this._shadow&&n.DomUtil.setPosition(this._shadow,t),this._zIndex=t.y+this.options.zIndexOffset,this._resetZIndex()},_updateZIndex:function(t){this._icon.style.zIndex=this._zIndex+t},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);this._setPos(e)},_initInteraction:function(){if(this.options.clickable){var t=this._icon,e=["dblclick","mousedown","mouseover","mouseout","contextmenu"];n.DomUtil.addClass(t,"leaflet-clickable"),n.DomEvent.on(t,"click",this._onMouseClick,this);for(var i=0;e.length>i;i++)n.DomEvent.on(t,e[i],this._fireMouseEvent,this);n.Handler.MarkerDrag&&(this.dragging=new n.Handler.MarkerDrag(this),this.options.draggable&&this.dragging.enable())}},_onMouseClick:function(t){var e=this.dragging&&this.dragging.moved();(this.hasEventListeners(t.type)||e)&&n.DomEvent.stopPropagation(t),e||(this.dragging&&this.dragging._enabled||!this._map.dragging||!this._map.dragging.moved())&&this.fire(t.type,{originalEvent:t})},_fireMouseEvent:function(t){this.fire(t.type,{originalEvent:t}),"contextmenu"===t.type&&this.hasEventListeners(t.type)&&n.DomEvent.preventDefault(t),"mousedown"!==t.type&&n.DomEvent.stopPropagation(t)},setOpacity:function(t){this.options.opacity=t,this._map&&this._updateOpacity()},_updateOpacity:function(){n.DomUtil.setOpacity(this._icon,this.options.opacity),this._shadow&&n.DomUtil.setOpacity(this._shadow,this.options.opacity)},_bringToFront:function(){this._updateZIndex(this.options.riseOffset)},_resetZIndex:function(){this._updateZIndex(0)}}),n.marker=function(t,e){return new n.Marker(t,e)},n.DivIcon=n.Icon.extend({options:{iconSize:new n.Point(12,12),className:"leaflet-div-icon"},createIcon:function(){var t=e.createElement("div"),i=this.options;return i.html&&(t.innerHTML=i.html),i.bgPos&&(t.style.backgroundPosition=-i.bgPos.x+"px "+-i.bgPos.y+"px"),this._setIconStyles(t,"icon"),t},createShadow:function(){return null}}),n.divIcon=function(t){return new n.DivIcon(t)},n.Map.mergeOptions({closePopupOnClick:!0}),n.Popup=n.Class.extend({includes:n.Mixin.Events,options:{minWidth:50,maxWidth:300,maxHeight:null,autoPan:!0,closeButton:!0,offset:new n.Point(0,6),autoPanPadding:new n.Point(5,5),className:"",zoomAnimation:!0},initialize:function(t,e){n.setOptions(this,t),this._source=e,this._animated=n.Browser.any3d&&this.options.zoomAnimation},onAdd:function(t){this._map=t,this._container||this._initLayout(),this._updateContent();var e=t.options.fadeAnimation;e&&n.DomUtil.setOpacity(this._container,0),t._panes.popupPane.appendChild(this._container),t.on("viewreset",this._updatePosition,this),this._animated&&t.on("zoomanim",this._zoomAnimation,this),t.options.closePopupOnClick&&t.on("preclick",this._close,this),this._update(),e&&n.DomUtil.setOpacity(this._container,1)},addTo:function(t){return t.addLayer(this),this},openOn:function(t){return t.openPopup(this),this},onRemove:function(t){t._panes.popupPane.removeChild(this._container),n.Util.falseFn(this._container.offsetWidth),t.off({viewreset:this._updatePosition,preclick:this._close,zoomanim:this._zoomAnimation},this),t.options.fadeAnimation&&n.DomUtil.setOpacity(this._container,0),this._map=null},setLatLng:function(t){return this._latlng=n.latLng(t),this._update(),this},setContent:function(t){return this._content=t,this._update(),this},_close:function(){var t=this._map;t&&(t._popup=null,t.removeLayer(this).fire("popupclose",{popup:this}))},_initLayout:function(){var t,e="leaflet-popup",i=e+" "+this.options.className+" leaflet-zoom-"+(this._animated?"animated":"hide"),o=this._container=n.DomUtil.create("div",i);this.options.closeButton&&(t=this._closeButton=n.DomUtil.create("a",e+"-close-button",o),t.href="#close",t.innerHTML="×",n.DomEvent.on(t,"click",this._onCloseButtonClick,this));var s=this._wrapper=n.DomUtil.create("div",e+"-content-wrapper",o);n.DomEvent.disableClickPropagation(s),this._contentNode=n.DomUtil.create("div",e+"-content",s),n.DomEvent.on(this._contentNode,"mousewheel",n.DomEvent.stopPropagation),this._tipContainer=n.DomUtil.create("div",e+"-tip-container",o),this._tip=n.DomUtil.create("div",e+"-tip",this._tipContainer)},_update:function(){this._map&&(this._container.style.visibility="hidden",this._updateContent(),this._updateLayout(),this._updatePosition(),this._container.style.visibility="",this._adjustPan())},_updateContent:function(){if(this._content){if("string"==typeof this._content)this._contentNode.innerHTML=this._content;else{for(;this._contentNode.hasChildNodes();)this._contentNode.removeChild(this._contentNode.firstChild);this._contentNode.appendChild(this._content)}this.fire("contentupdate")}},_updateLayout:function(){var t=this._contentNode,e=t.style;e.width="",e.whiteSpace="nowrap";var i=t.offsetWidth;i=Math.min(i,this.options.maxWidth),i=Math.max(i,this.options.minWidth),e.width=i+1+"px",e.whiteSpace="",e.height="";var o=t.offsetHeight,s=this.options.maxHeight,a="leaflet-popup-scrolled";s&&o>s?(e.height=s+"px",n.DomUtil.addClass(t,a)):n.DomUtil.removeClass(t,a),this._containerWidth=this._container.offsetWidth},_updatePosition:function(){if(this._map){var t=this._map.latLngToLayerPoint(this._latlng),e=this._animated,i=this.options.offset;e&&n.DomUtil.setPosition(this._container,t),this._containerBottom=-i.y-(e?0:t.y),this._containerLeft=-Math.round(this._containerWidth/2)+i.x+(e?0:t.x),this._container.style.bottom=this._containerBottom+"px",this._container.style.left=this._containerLeft+"px"}},_zoomAnimation:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);n.DomUtil.setPosition(this._container,e)},_adjustPan:function(){if(this.options.autoPan){var t=this._map,e=this._container.offsetHeight,i=this._containerWidth,o=new n.Point(this._containerLeft,-e-this._containerBottom);this._animated&&o._add(n.DomUtil.getPosition(this._container));var s=t.layerPointToContainerPoint(o),a=this.options.autoPanPadding,r=t.getSize(),h=0,l=0;0>s.x&&(h=s.x-a.x),s.x+i>r.x&&(h=s.x+i-r.x+a.x),0>s.y&&(l=s.y-a.y),s.y+e>r.y&&(l=s.y+e-r.y+a.y),(h||l)&&t.panBy(new n.Point(h,l))}},_onCloseButtonClick:function(t){this._close(),n.DomEvent.stop(t)}}),n.popup=function(t,e){return new n.Popup(t,e)},n.Marker.include({openPopup:function(){return this._popup&&this._map&&(this._popup.setLatLng(this._latlng),this._map.openPopup(this._popup)),this},closePopup:function(){return this._popup&&this._popup._close(),this},bindPopup:function(t,e){var i=n.point(this.options.icon.options.popupAnchor)||new n.Point(0,0);return i=i.add(n.Popup.prototype.options.offset),e&&e.offset&&(i=i.add(e.offset)),e=n.extend({offset:i},e),this._popup||this.on("click",this.openPopup,this).on("remove",this.closePopup,this).on("move",this._movePopup,this),this._popup=new n.Popup(e,this).setContent(t),this},unbindPopup:function(){return this._popup&&(this._popup=null,this.off("click",this.openPopup).off("remove",this.closePopup).off("move",this._movePopup)),this},_movePopup:function(t){this._popup.setLatLng(t.latlng)}}),n.Map.include({openPopup:function(t){return this.closePopup(),this._popup=t,this.addLayer(t).fire("popupopen",{popup:this._popup})},closePopup:function(){return this._popup&&this._popup._close(),this}}),n.LayerGroup=n.Class.extend({initialize:function(t){this._layers={};var e,i;if(t)for(e=0,i=t.length;i>e;e++)this.addLayer(t[e])},addLayer:function(t){var e=n.stamp(t);return this._layers[e]=t,this._map&&this._map.addLayer(t),this},removeLayer:function(t){var e=n.stamp(t);return delete this._layers[e],this._map&&this._map.removeLayer(t),this},clearLayers:function(){return this.eachLayer(this.removeLayer,this),this},invoke:function(t){var e,i,n=Array.prototype.slice.call(arguments,1);for(e in this._layers)this._layers.hasOwnProperty(e)&&(i=this._layers[e],i[t]&&i[t].apply(i,n));return this},onAdd:function(t){this._map=t,this.eachLayer(t.addLayer,t)},onRemove:function(t){this.eachLayer(t.removeLayer,t),this._map=null},addTo:function(t){return t.addLayer(this),this},eachLayer:function(t,e){for(var i in this._layers)this._layers.hasOwnProperty(i)&&t.call(e,this._layers[i])},setZIndex:function(t){return this.invoke("setZIndex",t)}}),n.layerGroup=function(t){return new n.LayerGroup(t)},n.FeatureGroup=n.LayerGroup.extend({includes:n.Mixin.Events,statics:{EVENTS:"click dblclick mouseover mouseout mousemove contextmenu"},addLayer:function(t){return this._layers[n.stamp(t)]?this:(t.on(n.FeatureGroup.EVENTS,this._propagateEvent,this),n.LayerGroup.prototype.addLayer.call(this,t),this._popupContent&&t.bindPopup&&t.bindPopup(this._popupContent,this._popupOptions),this.fire("layeradd",{layer:t}))},removeLayer:function(t){return t.off(n.FeatureGroup.EVENTS,this._propagateEvent,this),n.LayerGroup.prototype.removeLayer.call(this,t),this._popupContent&&this.invoke("unbindPopup"),this.fire("layerremove",{layer:t})},bindPopup:function(t,e){return this._popupContent=t,this._popupOptions=e,this.invoke("bindPopup",t,e)},setStyle:function(t){return this.invoke("setStyle",t)},bringToFront:function(){return this.invoke("bringToFront")},bringToBack:function(){return this.invoke("bringToBack")},getBounds:function(){var t=new n.LatLngBounds;return this.eachLayer(function(e){t.extend(e instanceof n.Marker?e.getLatLng():e.getBounds())}),t},_propagateEvent:function(t){t.layer=t.target,t.target=this,this.fire(t.type,t)}}),n.featureGroup=function(t){return new n.FeatureGroup(t)},n.Path=n.Class.extend({includes:[n.Mixin.Events],statics:{CLIP_PADDING:n.Browser.mobile?Math.max(0,Math.min(.5,(1280/Math.max(t.innerWidth,t.innerHeight)-1)/2)):.5},options:{stroke:!0,color:"#0033ff",dashArray:null,weight:5,opacity:.5,fill:!1,fillColor:null,fillOpacity:.2,clickable:!0},initialize:function(t){n.setOptions(this,t)},onAdd:function(t){this._map=t,this._container||(this._initElements(),this._initEvents()),this.projectLatlngs(),this._updatePath(),this._container&&this._map._pathRoot.appendChild(this._container),this.fire("add"),t.on({viewreset:this.projectLatlngs,moveend:this._updatePath},this)},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){t._pathRoot.removeChild(this._container),this.fire("remove"),this._map=null,n.Browser.vml&&(this._container=null,this._stroke=null,this._fill=null),t.off({viewreset:this.projectLatlngs,moveend:this._updatePath},this)},projectLatlngs:function(){},setStyle:function(t){return n.setOptions(this,t),this._container&&this._updateStyle(),this},redraw:function(){return this._map&&(this.projectLatlngs(),this._updatePath()),this}}),n.Map.include({_updatePathViewport:function(){var t=n.Path.CLIP_PADDING,e=this.getSize(),i=n.DomUtil.getPosition(this._mapPane),o=i.multiplyBy(-1)._subtract(e.multiplyBy(t)._round()),s=o.add(e.multiplyBy(1+2*t)._round());this._pathViewport=new n.Bounds(o,s)}}),n.Path.SVG_NS="http://www.w3.org/2000/svg",n.Browser.svg=!(!e.createElementNS||!e.createElementNS(n.Path.SVG_NS,"svg").createSVGRect),n.Path=n.Path.extend({statics:{SVG:n.Browser.svg},bringToFront:function(){var t=this._map._pathRoot,e=this._container;return e&&t.lastChild!==e&&t.appendChild(e),this},bringToBack:function(){var t=this._map._pathRoot,e=this._container,i=t.firstChild;return e&&i!==e&&t.insertBefore(e,i),this},getPathString:function(){},_createElement:function(t){return e.createElementNS(n.Path.SVG_NS,t)},_initElements:function(){this._map._initPathRoot(),this._initPath(),this._initStyle()},_initPath:function(){this._container=this._createElement("g"),this._path=this._createElement("path"),this._container.appendChild(this._path)},_initStyle:function(){this.options.stroke&&(this._path.setAttribute("stroke-linejoin","round"),this._path.setAttribute("stroke-linecap","round")),this.options.fill&&this._path.setAttribute("fill-rule","evenodd"),this._updateStyle()},_updateStyle:function(){this.options.stroke?(this._path.setAttribute("stroke",this.options.color),this._path.setAttribute("stroke-opacity",this.options.opacity),this._path.setAttribute("stroke-width",this.options.weight),this.options.dashArray?this._path.setAttribute("stroke-dasharray",this.options.dashArray):this._path.removeAttribute("stroke-dasharray")):this._path.setAttribute("stroke","none"),this.options.fill?(this._path.setAttribute("fill",this.options.fillColor||this.options.color),this._path.setAttribute("fill-opacity",this.options.fillOpacity)):this._path.setAttribute("fill","none")},_updatePath:function(){var t=this.getPathString();t||(t="M0 0"),this._path.setAttribute("d",t)},_initEvents:function(){if(this.options.clickable){(n.Browser.svg||!n.Browser.vml)&&this._path.setAttribute("class","leaflet-clickable"),n.DomEvent.on(this._container,"click",this._onMouseClick,this);for(var t=["dblclick","mousedown","mouseover","mouseout","mousemove","contextmenu"],e=0;t.length>e;e++)n.DomEvent.on(this._container,t[e],this._fireMouseEvent,this)}},_onMouseClick:function(t){this._map.dragging&&this._map.dragging.moved()||this._fireMouseEvent(t)},_fireMouseEvent:function(t){if(this.hasEventListeners(t.type)){var e=this._map,i=e.mouseEventToContainerPoint(t),o=e.containerPointToLayerPoint(i),s=e.layerPointToLatLng(o);this.fire(t.type,{latlng:s,layerPoint:o,containerPoint:i,originalEvent:t}),"contextmenu"===t.type&&n.DomEvent.preventDefault(t),"mousemove"!==t.type&&n.DomEvent.stopPropagation(t)}}}),n.Map.include({_initPathRoot:function(){this._pathRoot||(this._pathRoot=n.Path.prototype._createElement("svg"),this._panes.overlayPane.appendChild(this._pathRoot),this.options.zoomAnimation&&n.Browser.any3d?(this._pathRoot.setAttribute("class"," leaflet-zoom-animated"),this.on({zoomanim:this._animatePathZoom,zoomend:this._endPathZoom})):this._pathRoot.setAttribute("class"," leaflet-zoom-hide"),this.on("moveend",this._updateSvgViewport),this._updateSvgViewport())},_animatePathZoom:function(t){var e=this.getZoomScale(t.zoom),i=this._getCenterOffset(t.center)._multiplyBy(-e)._add(this._pathViewport.min);this._pathRoot.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(i)+" scale("+e+") ",this._pathZooming=!0},_endPathZoom:function(){this._pathZooming=!1},_updateSvgViewport:function(){if(!this._pathZooming){this._updatePathViewport();var t=this._pathViewport,e=t.min,i=t.max,o=i.x-e.x,s=i.y-e.y,a=this._pathRoot,r=this._panes.overlayPane;n.Browser.mobileWebkit&&r.removeChild(a),n.DomUtil.setPosition(a,e),a.setAttribute("width",o),a.setAttribute("height",s),a.setAttribute("viewBox",[e.x,e.y,o,s].join(" ")),n.Browser.mobileWebkit&&r.appendChild(a)}}}),n.Path.include({bindPopup:function(t,e){return(!this._popup||e)&&(this._popup=new n.Popup(e,this)),this._popup.setContent(t),this._popupHandlersAdded||(this.on("click",this._openPopup,this).on("remove",this.closePopup,this),this._popupHandlersAdded=!0),this},unbindPopup:function(){return this._popup&&(this._popup=null,this.off("click",this._openPopup).off("remove",this.closePopup),this._popupHandlersAdded=!1),this},openPopup:function(t){return this._popup&&(t=t||this._latlng||this._latlngs[Math.floor(this._latlngs.length/2)],this._openPopup({latlng:t})),this},closePopup:function(){return this._popup&&this._popup._close(),this},_openPopup:function(t){this._popup.setLatLng(t.latlng),this._map.openPopup(this._popup)}}),n.Browser.vml=!n.Browser.svg&&function(){try{var t=e.createElement("div");t.innerHTML='';var i=t.firstChild;return i.style.behavior="url(#default#VML)",i&&"object"==typeof i.adj}catch(n){return!1}}(),n.Path=n.Browser.svg||!n.Browser.vml?n.Path:n.Path.extend({statics:{VML:!0,CLIP_PADDING:.02},_createElement:function(){try{return e.namespaces.add("lvml","urn:schemas-microsoft-com:vml"),function(t){return e.createElement("')}}catch(t){return function(t){return e.createElement("<"+t+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}}(),_initPath:function(){var t=this._container=this._createElement("shape");n.DomUtil.addClass(t,"leaflet-vml-shape"),this.options.clickable&&n.DomUtil.addClass(t,"leaflet-clickable"),t.coordsize="1 1",this._path=this._createElement("path"),t.appendChild(this._path),this._map._pathRoot.appendChild(t)},_initStyle:function(){this._updateStyle()},_updateStyle:function(){var t=this._stroke,e=this._fill,i=this.options,n=this._container;n.stroked=i.stroke,n.filled=i.fill,i.stroke?(t||(t=this._stroke=this._createElement("stroke"),t.endcap="round",n.appendChild(t)),t.weight=i.weight+"px",t.color=i.color,t.opacity=i.opacity,t.dashStyle=i.dashArray?i.dashArray instanceof Array?i.dashArray.join(" "):i.dashArray.replace(/ *, */g," "):""):t&&(n.removeChild(t),this._stroke=null),i.fill?(e||(e=this._fill=this._createElement("fill"),n.appendChild(e)),e.color=i.fillColor||i.color,e.opacity=i.fillOpacity):e&&(n.removeChild(e),this._fill=null)},_updatePath:function(){var t=this._container.style;t.display="none",this._path.v=this.getPathString()+" ",t.display=""}}),n.Map.include(n.Browser.svg||!n.Browser.vml?{}:{_initPathRoot:function(){if(!this._pathRoot){var t=this._pathRoot=e.createElement("div");t.className="leaflet-vml-container",this._panes.overlayPane.appendChild(t),this.on("moveend",this._updatePathViewport),this._updatePathViewport()}}}),n.Browser.canvas=function(){return!!e.createElement("canvas").getContext}(),n.Path=n.Path.SVG&&!t.L_PREFER_CANVAS||!n.Browser.canvas?n.Path:n.Path.extend({statics:{CANVAS:!0,SVG:!1},redraw:function(){return this._map&&(this.projectLatlngs(),this._requestUpdate()),this},setStyle:function(t){return n.setOptions(this,t),this._map&&(this._updateStyle(),this._requestUpdate()),this},onRemove:function(t){t.off("viewreset",this.projectLatlngs,this).off("moveend",this._updatePath,this),this.options.clickable&&this._map.off("click",this._onClick,this),this._requestUpdate(),this._map=null},_requestUpdate:function(){this._map&&!n.Path._updateRequest&&(n.Path._updateRequest=n.Util.requestAnimFrame(this._fireMapMoveEnd,this._map))},_fireMapMoveEnd:function(){n.Path._updateRequest=null,this.fire("moveend")},_initElements:function(){this._map._initPathRoot(),this._ctx=this._map._canvasCtx},_updateStyle:function(){var t=this.options;t.stroke&&(this._ctx.lineWidth=t.weight,this._ctx.strokeStyle=t.color),t.fill&&(this._ctx.fillStyle=t.fillColor||t.color)},_drawPath:function(){var t,e,i,o,s,a;for(this._ctx.beginPath(),t=0,i=this._parts.length;i>t;t++){for(e=0,o=this._parts[t].length;o>e;e++)s=this._parts[t][e],a=(0===e?"move":"line")+"To",this._ctx[a](s.x,s.y);this instanceof n.Polygon&&this._ctx.closePath()}},_checkIfEmpty:function(){return!this._parts.length},_updatePath:function(){if(!this._checkIfEmpty()){var t=this._ctx,e=this.options;this._drawPath(),t.save(),this._updateStyle(),e.fill&&(t.globalAlpha=e.fillOpacity,t.fill()),e.stroke&&(t.globalAlpha=e.opacity,t.stroke()),t.restore()}},_initEvents:function(){this.options.clickable&&this._map.on("click",this._onClick,this)},_onClick:function(t){this._containsPoint(t.layerPoint)&&this.fire("click",{latlng:t.latlng,layerPoint:t.layerPoint,containerPoint:t.containerPoint,originalEvent:t})}}),n.Map.include(n.Path.SVG&&!t.L_PREFER_CANVAS||!n.Browser.canvas?{}:{_initPathRoot:function(){var t,i=this._pathRoot;i||(i=this._pathRoot=e.createElement("canvas"),i.style.position="absolute",t=this._canvasCtx=i.getContext("2d"),t.lineCap="round",t.lineJoin="round",this._panes.overlayPane.appendChild(i),this.options.zoomAnimation&&(this._pathRoot.className="leaflet-zoom-animated",this.on("zoomanim",this._animatePathZoom),this.on("zoomend",this._endPathZoom)),this.on("moveend",this._updateCanvasViewport),this._updateCanvasViewport())},_updateCanvasViewport:function(){if(!this._pathZooming){this._updatePathViewport();var t=this._pathViewport,e=t.min,i=t.max.subtract(e),o=this._pathRoot;n.DomUtil.setPosition(o,e),o.width=i.x,o.height=i.y,o.getContext("2d").translate(-e.x,-e.y)}}}),n.LineUtil={simplify:function(t,e){if(!e||!t.length)return t.slice();var i=e*e;return t=this._reducePoints(t,i),t=this._simplifyDP(t,i)},pointToSegmentDistance:function(t,e,i){return Math.sqrt(this._sqClosestPointOnSegment(t,e,i,!0))},closestPointOnSegment:function(t,e,i){return this._sqClosestPointOnSegment(t,e,i)},_simplifyDP:function(t,e){var n=t.length,o=typeof Uint8Array!=i+""?Uint8Array:Array,s=new o(n);s[0]=s[n-1]=1,this._simplifyDPStep(t,s,e,0,n-1);var a,r=[];for(a=0;n>a;a++)s[a]&&r.push(t[a]);return r},_simplifyDPStep:function(t,e,i,n,o){var s,a,r,h=0;for(a=n+1;o-1>=a;a++)r=this._sqClosestPointOnSegment(t[a],t[n],t[o],!0),r>h&&(s=a,h=r);h>i&&(e[s]=1,this._simplifyDPStep(t,e,i,n,s),this._simplifyDPStep(t,e,i,s,o))},_reducePoints:function(t,e){for(var i=[t[0]],n=1,o=0,s=t.length;s>n;n++)this._sqDist(t[n],t[o])>e&&(i.push(t[n]),o=n);return s-1>o&&i.push(t[s-1]),i},clipSegment:function(t,e,i,n){var o,s,a,r=n?this._lastCode:this._getBitCode(t,i),h=this._getBitCode(e,i);for(this._lastCode=h;;){if(!(r|h))return[t,e];if(r&h)return!1;o=r||h,s=this._getEdgeIntersection(t,e,o,i),a=this._getBitCode(s,i),o===r?(t=s,r=a):(e=s,h=a)}},_getEdgeIntersection:function(t,e,o,s){var a=e.x-t.x,r=e.y-t.y,h=s.min,l=s.max;return 8&o?new n.Point(t.x+a*(l.y-t.y)/r,l.y):4&o?new n.Point(t.x+a*(h.y-t.y)/r,h.y):2&o?new n.Point(l.x,t.y+r*(l.x-t.x)/a):1&o?new n.Point(h.x,t.y+r*(h.x-t.x)/a):i},_getBitCode:function(t,e){var i=0;return t.xe.max.x&&(i|=2),t.ye.max.y&&(i|=8),i},_sqDist:function(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n},_sqClosestPointOnSegment:function(t,e,i,o){var s,a=e.x,r=e.y,h=i.x-a,l=i.y-r,u=h*h+l*l;return u>0&&(s=((t.x-a)*h+(t.y-r)*l)/u,s>1?(a=i.x,r=i.y):s>0&&(a+=h*s,r+=l*s)),h=t.x-a,l=t.y-r,o?h*h+l*l:new n.Point(a,r)}},n.Polyline=n.Path.extend({initialize:function(t,e){n.Path.prototype.initialize.call(this,e),this._latlngs=this._convertLatLngs(t)},options:{smoothFactor:1,noClip:!1},projectLatlngs:function(){this._originalPoints=[];for(var t=0,e=this._latlngs.length;e>t;t++)this._originalPoints[t]=this._map.latLngToLayerPoint(this._latlngs[t])},getPathString:function(){for(var t=0,e=this._parts.length,i="";e>t;t++)i+=this._getPathPartStr(this._parts[t]);return i},getLatLngs:function(){return this._latlngs},setLatLngs:function(t){return this._latlngs=this._convertLatLngs(t),this.redraw()},addLatLng:function(t){return this._latlngs.push(n.latLng(t)),this.redraw()},spliceLatLngs:function(){var t=[].splice.apply(this._latlngs,arguments);return this._convertLatLngs(this._latlngs),this.redraw(),t},closestLayerPoint:function(t){for(var e,i,o=1/0,s=this._parts,a=null,r=0,h=s.length;h>r;r++)for(var l=s[r],u=1,c=l.length;c>u;u++){e=l[u-1],i=l[u]; -var _=n.LineUtil._sqClosestPointOnSegment(t,e,i,!0);o>_&&(o=_,a=n.LineUtil._sqClosestPointOnSegment(t,e,i))}return a&&(a.distance=Math.sqrt(o)),a},getBounds:function(){var t,e,i=new n.LatLngBounds,o=this.getLatLngs();for(t=0,e=o.length;e>t;t++)i.extend(o[t]);return i},_convertLatLngs:function(t){var e,i;for(e=0,i=t.length;i>e;e++){if(n.Util.isArray(t[e])&&"number"!=typeof t[e][0])return;t[e]=n.latLng(t[e])}return t},_initEvents:function(){n.Path.prototype._initEvents.call(this)},_getPathPartStr:function(t){for(var e,i=n.Path.VML,o=0,s=t.length,a="";s>o;o++)e=t[o],i&&e._round(),a+=(o?"L":"M")+e.x+" "+e.y;return a},_clipPoints:function(){var t,e,o,s=this._originalPoints,a=s.length;if(this.options.noClip)return this._parts=[s],i;this._parts=[];var r=this._parts,h=this._map._pathViewport,l=n.LineUtil;for(t=0,e=0;a-1>t;t++)o=l.clipSegment(s[t],s[t+1],h,t),o&&(r[e]=r[e]||[],r[e].push(o[0]),(o[1]!==s[t+1]||t===a-2)&&(r[e].push(o[1]),e++))},_simplifyPoints:function(){for(var t=this._parts,e=n.LineUtil,i=0,o=t.length;o>i;i++)t[i]=e.simplify(t[i],this.options.smoothFactor)},_updatePath:function(){this._map&&(this._clipPoints(),this._simplifyPoints(),n.Path.prototype._updatePath.call(this))}}),n.polyline=function(t,e){return new n.Polyline(t,e)},n.PolyUtil={},n.PolyUtil.clipPolygon=function(t,e){var i,o,s,a,r,h,l,u,c,_=[1,4,2,8],d=n.LineUtil;for(o=0,l=t.length;l>o;o++)t[o]._code=d._getBitCode(t[o],e);for(a=0;4>a;a++){for(u=_[a],i=[],o=0,l=t.length,s=l-1;l>o;s=o++)r=t[o],h=t[s],r._code&u?h._code&u||(c=d._getEdgeIntersection(h,r,u,e),c._code=d._getBitCode(c,e),i.push(c)):(h._code&u&&(c=d._getEdgeIntersection(h,r,u,e),c._code=d._getBitCode(c,e),i.push(c)),i.push(r));t=i}return t},n.Polygon=n.Polyline.extend({options:{fill:!0},initialize:function(t,e){n.Polyline.prototype.initialize.call(this,t,e),t&&n.Util.isArray(t[0])&&"number"!=typeof t[0][0]&&(this._latlngs=this._convertLatLngs(t[0]),this._holes=t.slice(1))},projectLatlngs:function(){if(n.Polyline.prototype.projectLatlngs.call(this),this._holePoints=[],this._holes){var t,e,i,o;for(t=0,i=this._holes.length;i>t;t++)for(this._holePoints[t]=[],e=0,o=this._holes[t].length;o>e;e++)this._holePoints[t][e]=this._map.latLngToLayerPoint(this._holes[t][e])}},_clipPoints:function(){var t=this._originalPoints,e=[];if(this._parts=[t].concat(this._holePoints),!this.options.noClip){for(var i=0,o=this._parts.length;o>i;i++){var s=n.PolyUtil.clipPolygon(this._parts[i],this._map._pathViewport);s.length&&e.push(s)}this._parts=e}},_getPathPartStr:function(t){var e=n.Polyline.prototype._getPathPartStr.call(this,t);return e+(n.Browser.svg?"z":"x")}}),n.polygon=function(t,e){return new n.Polygon(t,e)},function(){function t(t){return n.FeatureGroup.extend({initialize:function(t,e){this._layers={},this._options=e,this.setLatLngs(t)},setLatLngs:function(e){var i=0,n=e.length;for(this.eachLayer(function(t){n>i?t.setLatLngs(e[i++]):this.removeLayer(t)},this);n>i;)this.addLayer(new t(e[i++],this._options));return this}})}n.MultiPolyline=t(n.Polyline),n.MultiPolygon=t(n.Polygon),n.multiPolyline=function(t,e){return new n.MultiPolyline(t,e)},n.multiPolygon=function(t,e){return new n.MultiPolygon(t,e)}}(),n.Rectangle=n.Polygon.extend({initialize:function(t,e){n.Polygon.prototype.initialize.call(this,this._boundsToLatLngs(t),e)},setBounds:function(t){this.setLatLngs(this._boundsToLatLngs(t))},_boundsToLatLngs:function(t){return t=n.latLngBounds(t),[t.getSouthWest(),t.getNorthWest(),t.getNorthEast(),t.getSouthEast()]}}),n.rectangle=function(t,e){return new n.Rectangle(t,e)},n.Circle=n.Path.extend({initialize:function(t,e,i){n.Path.prototype.initialize.call(this,i),this._latlng=n.latLng(t),this._mRadius=e},options:{fill:!0},setLatLng:function(t){return this._latlng=n.latLng(t),this.redraw()},setRadius:function(t){return this._mRadius=t,this.redraw()},projectLatlngs:function(){var t=this._getLngRadius(),e=new n.LatLng(this._latlng.lat,this._latlng.lng-t),i=this._map.latLngToLayerPoint(e);this._point=this._map.latLngToLayerPoint(this._latlng),this._radius=Math.max(Math.round(this._point.x-i.x),1)},getBounds:function(){var t=this._getLngRadius(),e=360*(this._mRadius/40075017),i=this._latlng,o=new n.LatLng(i.lat-e,i.lng-t),s=new n.LatLng(i.lat+e,i.lng+t);return new n.LatLngBounds(o,s)},getLatLng:function(){return this._latlng},getPathString:function(){var t=this._point,e=this._radius;return this._checkIfEmpty()?"":n.Browser.svg?"M"+t.x+","+(t.y-e)+"A"+e+","+e+",0,1,1,"+(t.x-.1)+","+(t.y-e)+" z":(t._round(),e=Math.round(e),"AL "+t.x+","+t.y+" "+e+","+e+" 0,"+23592600)},getRadius:function(){return this._mRadius},_getLatRadius:function(){return 360*(this._mRadius/40075017)},_getLngRadius:function(){return this._getLatRadius()/Math.cos(n.LatLng.DEG_TO_RAD*this._latlng.lat)},_checkIfEmpty:function(){if(!this._map)return!1;var t=this._map._pathViewport,e=this._radius,i=this._point;return i.x-e>t.max.x||i.y-e>t.max.y||i.x+ei;i++)for(l=this._parts[i],o=0,r=l.length,s=r-1;r>o;s=o++)if((e||0!==o)&&(h=n.LineUtil.pointToSegmentDistance(t,l[s],l[o]),u>=h))return!0;return!1}}:{}),n.Polygon.include(n.Path.CANVAS?{_containsPoint:function(t){var e,i,o,s,a,r,h,l,u=!1;if(n.Polyline.prototype._containsPoint.call(this,t,!0))return!0;for(s=0,h=this._parts.length;h>s;s++)for(e=this._parts[s],a=0,l=e.length,r=l-1;l>a;r=a++)i=e[a],o=e[r],i.y>t.y!=o.y>t.y&&t.x<(o.x-i.x)*(t.y-i.y)/(o.y-i.y)+i.x&&(u=!u);return u}}:{}),n.Circle.include(n.Path.CANVAS?{_drawPath:function(){var t=this._point;this._ctx.beginPath(),this._ctx.arc(t.x,t.y,this._radius,0,2*Math.PI,!1)},_containsPoint:function(t){var e=this._point,i=this.options.stroke?this.options.weight/2:0;return t.distanceTo(e)<=this._radius+i}}:{}),n.GeoJSON=n.FeatureGroup.extend({initialize:function(t,e){n.setOptions(this,e),this._layers={},t&&this.addData(t)},addData:function(t){var e,i,o=n.Util.isArray(t)?t:t.features;if(o){for(e=0,i=o.length;i>e;e++)(o[e].geometries||o[e].geometry||o[e].features)&&this.addData(o[e]);return this}var s=this.options;if(!s.filter||s.filter(t)){var a=n.GeoJSON.geometryToLayer(t,s.pointToLayer);return a.feature=t,a.defaultOptions=a.options,this.resetStyle(a),s.onEachFeature&&s.onEachFeature(t,a),this.addLayer(a)}},resetStyle:function(t){var e=this.options.style;e&&(n.Util.extend(t.options,t.defaultOptions),this._setLayerStyle(t,e))},setStyle:function(t){this.eachLayer(function(e){this._setLayerStyle(e,t)},this)},_setLayerStyle:function(t,e){"function"==typeof e&&(e=e(t.feature)),t.setStyle&&t.setStyle(e)}}),n.extend(n.GeoJSON,{geometryToLayer:function(t,e){var i,o,s,a,r,h="Feature"===t.type?t.geometry:t,l=h.coordinates,u=[];switch(h.type){case"Point":return i=this.coordsToLatLng(l),e?e(t,i):new n.Marker(i);case"MultiPoint":for(s=0,a=l.length;a>s;s++)i=this.coordsToLatLng(l[s]),r=e?e(t,i):new n.Marker(i),u.push(r);return new n.FeatureGroup(u);case"LineString":return o=this.coordsToLatLngs(l),new n.Polyline(o);case"Polygon":return o=this.coordsToLatLngs(l,1),new n.Polygon(o);case"MultiLineString":return o=this.coordsToLatLngs(l,1),new n.MultiPolyline(o);case"MultiPolygon":return o=this.coordsToLatLngs(l,2),new n.MultiPolygon(o);case"GeometryCollection":for(s=0,a=h.geometries.length;a>s;s++)r=this.geometryToLayer({geometry:h.geometries[s],type:"Feature",properties:t.properties},e),u.push(r);return new n.FeatureGroup(u);default:throw Error("Invalid GeoJSON object.")}},coordsToLatLng:function(t,e){var i=parseFloat(t[e?0:1]),o=parseFloat(t[e?1:0]);return new n.LatLng(i,o)},coordsToLatLngs:function(t,e,i){var n,o,s,a=[];for(o=0,s=t.length;s>o;o++)n=e?this.coordsToLatLngs(t[o],e-1,i):this.coordsToLatLng(t[o],i),a.push(n);return a}}),n.geoJson=function(t,e){return new n.GeoJSON(t,e)},n.DomEvent={addListener:function(t,e,o,s){var a,r,h,l=n.stamp(o),u="_leaflet_"+e+l;return t[u]?this:(a=function(e){return o.call(s||t,e||n.DomEvent._getEvent())},n.Browser.msTouch&&0===e.indexOf("touch")?this.addMsTouchListener(t,e,a,l):(n.Browser.touch&&"dblclick"===e&&this.addDoubleTapListener&&this.addDoubleTapListener(t,a,l),"addEventListener"in t?"mousewheel"===e?(t.addEventListener("DOMMouseScroll",a,!1),t.addEventListener(e,a,!1)):"mouseenter"===e||"mouseleave"===e?(r=a,h="mouseenter"===e?"mouseover":"mouseout",a=function(e){return n.DomEvent._checkMouse(t,e)?r(e):i},t.addEventListener(h,a,!1)):t.addEventListener(e,a,!1):"attachEvent"in t&&t.attachEvent("on"+e,a),t[u]=a,this))},removeListener:function(t,e,i){var o=n.stamp(i),s="_leaflet_"+e+o,a=t[s];if(a)return n.Browser.msTouch&&0===e.indexOf("touch")?this.removeMsTouchListener(t,e,o):n.Browser.touch&&"dblclick"===e&&this.removeDoubleTapListener?this.removeDoubleTapListener(t,o):"removeEventListener"in t?"mousewheel"===e?(t.removeEventListener("DOMMouseScroll",a,!1),t.removeEventListener(e,a,!1)):"mouseenter"===e||"mouseleave"===e?t.removeEventListener("mouseenter"===e?"mouseover":"mouseout",a,!1):t.removeEventListener(e,a,!1):"detachEvent"in t&&t.detachEvent("on"+e,a),t[s]=null,this},stopPropagation:function(t){return t.stopPropagation?t.stopPropagation():t.cancelBubble=!0,this},disableClickPropagation:function(t){for(var e=n.DomEvent.stopPropagation,i=n.Draggable.START.length-1;i>=0;i--)n.DomEvent.addListener(t,n.Draggable.START[i],e);return n.DomEvent.addListener(t,"click",e).addListener(t,"dblclick",e)},preventDefault:function(t){return t.preventDefault?t.preventDefault():t.returnValue=!1,this},stop:function(t){return n.DomEvent.preventDefault(t).stopPropagation(t)},getMousePosition:function(t,i){var o=e.body,s=e.documentElement,a=t.pageX?t.pageX:t.clientX+o.scrollLeft+s.scrollLeft,r=t.pageY?t.pageY:t.clientY+o.scrollTop+s.scrollTop,h=new n.Point(a,r);return i?h._subtract(n.DomUtil.getViewportOffset(i)):h},getWheelDelta:function(t){var e=0;return t.wheelDelta&&(e=t.wheelDelta/120),t.detail&&(e=-t.detail/3),e},_checkMouse:function(t,e){var i=e.relatedTarget;if(!i)return!0;try{for(;i&&i!==t;)i=i.parentNode}catch(n){return!1}return i!==t},_getEvent:function(){var e=t.event;if(!e)for(var i=arguments.callee.caller;i&&(e=i.arguments[0],!e||t.Event!==e.constructor);)i=i.caller;return e}},n.DomEvent.on=n.DomEvent.addListener,n.DomEvent.off=n.DomEvent.removeListener,n.Draggable=n.Class.extend({includes:n.Mixin.Events,statics:{START:n.Browser.touch?["touchstart","mousedown"]:["mousedown"],END:{mousedown:"mouseup",touchstart:"touchend",MSPointerDown:"touchend"},MOVE:{mousedown:"mousemove",touchstart:"touchmove",MSPointerDown:"touchmove"},TAP_TOLERANCE:15},initialize:function(t,e,i){this._element=t,this._dragStartTarget=e||t,this._longPress=i&&!n.Browser.msTouch},enable:function(){if(!this._enabled){for(var t=n.Draggable.START.length-1;t>=0;t--)n.DomEvent.on(this._dragStartTarget,n.Draggable.START[t],this._onDown,this);this._enabled=!0}},disable:function(){if(this._enabled){for(var t=n.Draggable.START.length-1;t>=0;t--)n.DomEvent.off(this._dragStartTarget,n.Draggable.START[t],this._onDown,this);this._enabled=!1,this._moved=!1}},_onDown:function(t){if(!(!n.Browser.touch&&t.shiftKey||1!==t.which&&1!==t.button&&!t.touches||(n.DomEvent.preventDefault(t),n.DomEvent.stopPropagation(t),n.Draggable._disabled))){if(this._simulateClick=!0,t.touches&&t.touches.length>1)return this._simulateClick=!1,clearTimeout(this._longPressTimeout),i;var o=t.touches&&1===t.touches.length?t.touches[0]:t,s=o.target;n.Browser.touch&&"a"===s.tagName.toLowerCase()&&n.DomUtil.addClass(s,"leaflet-active"),this._moved=!1,this._moving||(this._startPoint=new n.Point(o.clientX,o.clientY),this._startPos=this._newPos=n.DomUtil.getPosition(this._element),t.touches&&1===t.touches.length&&n.Browser.touch&&this._longPress&&(this._longPressTimeout=setTimeout(n.bind(function(){var t=this._newPos&&this._newPos.distanceTo(this._startPos)||0;n.Draggable.TAP_TOLERANCE>t&&(this._simulateClick=!1,this._onUp(),this._simulateEvent("contextmenu",o))},this),1e3)),n.DomEvent.on(e,n.Draggable.MOVE[t.type],this._onMove,this),n.DomEvent.on(e,n.Draggable.END[t.type],this._onUp,this))}},_onMove:function(t){if(!(t.touches&&t.touches.length>1)){var e=t.touches&&1===t.touches.length?t.touches[0]:t,i=new n.Point(e.clientX,e.clientY),o=i.subtract(this._startPoint);(o.x||o.y)&&(n.DomEvent.preventDefault(t),this._moved||(this.fire("dragstart"),this._moved=!0,this._startPos=n.DomUtil.getPosition(this._element).subtract(o),n.Browser.touch||(n.DomUtil.disableTextSelection(),this._setMovingCursor())),this._newPos=this._startPos.add(o),this._moving=!0,n.Util.cancelAnimFrame(this._animRequest),this._animRequest=n.Util.requestAnimFrame(this._updatePosition,this,!0,this._dragStartTarget))}},_updatePosition:function(){this.fire("predrag"),n.DomUtil.setPosition(this._element,this._newPos),this.fire("drag")},_onUp:function(t){var i;if(clearTimeout(this._longPressTimeout),this._simulateClick&&t.changedTouches){var o=t.changedTouches[0],s=o.target,a=this._newPos&&this._newPos.distanceTo(this._startPos)||0;"a"===s.tagName.toLowerCase()&&n.DomUtil.removeClass(s,"leaflet-active"),n.Draggable.TAP_TOLERANCE>a&&(i=o)}n.Browser.touch||(n.DomUtil.enableTextSelection(),this._restoreCursor());for(var r in n.Draggable.MOVE)n.Draggable.MOVE.hasOwnProperty(r)&&(n.DomEvent.off(e,n.Draggable.MOVE[r],this._onMove),n.DomEvent.off(e,n.Draggable.END[r],this._onUp));this._moved&&(n.Util.cancelAnimFrame(this._animRequest),this.fire("dragend")),this._moving=!1,i&&(this._moved=!1,this._simulateEvent("click",i))},_setMovingCursor:function(){n.DomUtil.addClass(e.body,"leaflet-dragging")},_restoreCursor:function(){n.DomUtil.removeClass(e.body,"leaflet-dragging")},_simulateEvent:function(i,n){var o=e.createEvent("MouseEvents");o.initMouseEvent(i,!0,!0,t,1,n.screenX,n.screenY,n.clientX,n.clientY,!1,!1,!1,!1,0,null),n.target.dispatchEvent(o)}}),n.Handler=n.Class.extend({initialize:function(t){this._map=t},enable:function(){this._enabled||(this._enabled=!0,this.addHooks())},disable:function(){this._enabled&&(this._enabled=!1,this.removeHooks())},enabled:function(){return!!this._enabled}}),n.Map.mergeOptions({dragging:!0,inertia:!n.Browser.android23,inertiaDeceleration:3400,inertiaMaxSpeed:1/0,inertiaThreshold:n.Browser.touch?32:18,easeLinearity:.25,longPress:!0,worldCopyJump:!1}),n.Map.Drag=n.Handler.extend({addHooks:function(){if(!this._draggable){var t=this._map;this._draggable=new n.Draggable(t._mapPane,t._container,t.options.longPress),this._draggable.on({dragstart:this._onDragStart,drag:this._onDrag,dragend:this._onDragEnd},this),t.options.worldCopyJump&&(this._draggable.on("predrag",this._onPreDrag,this),t.on("viewreset",this._onViewReset,this))}this._draggable.enable()},removeHooks:function(){this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},_onDragStart:function(){var t=this._map;t._panAnim&&t._panAnim.stop(),t.fire("movestart").fire("dragstart"),t.options.inertia&&(this._positions=[],this._times=[])},_onDrag:function(){if(this._map.options.inertia){var t=this._lastTime=+new Date,e=this._lastPos=this._draggable._newPos;this._positions.push(e),this._times.push(t),t-this._times[0]>200&&(this._positions.shift(),this._times.shift())}this._map.fire("move").fire("drag")},_onViewReset:function(){var t=this._map.getSize()._divideBy(2),e=this._map.latLngToLayerPoint(new n.LatLng(0,0));this._initialWorldOffset=e.subtract(t).x,this._worldWidth=this._map.project(new n.LatLng(0,180)).x},_onPreDrag:function(){var t=this._worldWidth,e=Math.round(t/2),i=this._initialWorldOffset,n=this._draggable._newPos.x,o=(n-e+i)%t+e-i,s=(n+e+i)%t-e-i,a=Math.abs(o+i)e.inertiaThreshold||!this._positions[0];if(o)t.fire("moveend");else{var s=this._lastPos.subtract(this._positions[0]),a=(this._lastTime+i-this._times[0])/1e3,r=e.easeLinearity,h=s.multiplyBy(r/a),l=h.distanceTo(new n.Point(0,0)),u=Math.min(e.inertiaMaxSpeed,l),c=h.multiplyBy(u/l),_=u/(e.inertiaDeceleration*r),d=c.multiplyBy(-_/2).round();n.Util.requestAnimFrame(function(){t.panBy(d,_,r)})}t.fire("dragend"),e.maxBounds&&n.Util.requestAnimFrame(this._panInsideMaxBounds,t,!0,t._container)},_panInsideMaxBounds:function(){this.panInsideBounds(this.options.maxBounds)}}),n.Map.addInitHook("addHandler","dragging",n.Map.Drag),n.Map.mergeOptions({doubleClickZoom:!0}),n.Map.DoubleClickZoom=n.Handler.extend({addHooks:function(){this._map.on("dblclick",this._onDoubleClick)},removeHooks:function(){this._map.off("dblclick",this._onDoubleClick)},_onDoubleClick:function(t){this.setView(t.latlng,this._zoom+1)}}),n.Map.addInitHook("addHandler","doubleClickZoom",n.Map.DoubleClickZoom),n.Map.mergeOptions({scrollWheelZoom:!0}),n.Map.ScrollWheelZoom=n.Handler.extend({addHooks:function(){n.DomEvent.on(this._map._container,"mousewheel",this._onWheelScroll,this),this._delta=0},removeHooks:function(){n.DomEvent.off(this._map._container,"mousewheel",this._onWheelScroll)},_onWheelScroll:function(t){var e=n.DomEvent.getWheelDelta(t);this._delta+=e,this._lastMousePos=this._map.mouseEventToContainerPoint(t),this._startTime||(this._startTime=+new Date);var i=Math.max(40-(+new Date-this._startTime),0);clearTimeout(this._timer),this._timer=setTimeout(n.bind(this._performZoom,this),i),n.DomEvent.preventDefault(t),n.DomEvent.stopPropagation(t)},_performZoom:function(){var t=this._map,e=this._delta,i=t.getZoom();if(e=e>0?Math.ceil(e):Math.round(e),e=Math.max(Math.min(e,4),-4),e=t._limitZoom(i+e)-i,this._delta=0,this._startTime=null,e){var n=i+e,o=this._getCenterForScrollWheelZoom(n);t.setView(o,n)}},_getCenterForScrollWheelZoom:function(t){var e=this._map,i=e.getZoomScale(t),n=e.getSize()._divideBy(2),o=this._lastMousePos._subtract(n)._multiplyBy(1-1/i),s=e._getTopLeftPoint()._add(n)._add(o);return e.unproject(s)}}),n.Map.addInitHook("addHandler","scrollWheelZoom",n.Map.ScrollWheelZoom),n.extend(n.DomEvent,{_touchstart:n.Browser.msTouch?"MSPointerDown":"touchstart",_touchend:n.Browser.msTouch?"MSPointerUp":"touchend",addDoubleTapListener:function(t,i,o){function s(t){var e;if(n.Browser.msTouch?(p.push(t.pointerId),e=p.length):e=t.touches.length,!(e>1)){var i=Date.now(),o=i-(r||i);h=t.touches?t.touches[0]:t,l=o>0&&u>=o,r=i}}function a(t){if(n.Browser.msTouch){var e=p.indexOf(t.pointerId);if(-1===e)return;p.splice(e,1)}if(l){if(n.Browser.msTouch){var o,s={};for(var a in h)o=h[a],s[a]="function"==typeof o?o.bind(h):o;h=s}h.type="dblclick",i(h),r=null}}var r,h,l=!1,u=250,c="_leaflet_",_=this._touchstart,d=this._touchend,p=[];t[c+_+o]=s,t[c+d+o]=a;var m=n.Browser.msTouch?e.documentElement:t;return t.addEventListener(_,s,!1),m.addEventListener(d,a,!1),n.Browser.msTouch&&m.addEventListener("MSPointerCancel",a,!1),this},removeDoubleTapListener:function(t,i){var o="_leaflet_";return t.removeEventListener(this._touchstart,t[o+this._touchstart+i],!1),(n.Browser.msTouch?e.documentElement:t).removeEventListener(this._touchend,t[o+this._touchend+i],!1),n.Browser.msTouch&&e.documentElement.removeEventListener("MSPointerCancel",t[o+this._touchend+i],!1),this}}),n.extend(n.DomEvent,{_msTouches:[],_msDocumentListener:!1,addMsTouchListener:function(t,e,i,n){switch(e){case"touchstart":return this.addMsTouchListenerStart(t,e,i,n);case"touchend":return this.addMsTouchListenerEnd(t,e,i,n);case"touchmove":return this.addMsTouchListenerMove(t,e,i,n);default:throw"Unknown touch event type"}},addMsTouchListenerStart:function(t,i,n,o){var s="_leaflet_",a=this._msTouches,r=function(t){for(var e=!1,i=0;a.length>i;i++)if(a[i].pointerId===t.pointerId){e=!0;break}e||a.push(t),t.touches=a.slice(),t.changedTouches=[t],n(t)};if(t[s+"touchstart"+o]=r,t.addEventListener("MSPointerDown",r,!1),!this._msDocumentListener){var h=function(t){for(var e=0;a.length>e;e++)if(a[e].pointerId===t.pointerId){a.splice(e,1);break}};e.documentElement.addEventListener("MSPointerUp",h,!1),e.documentElement.addEventListener("MSPointerCancel",h,!1),this._msDocumentListener=!0}return this},addMsTouchListenerMove:function(t,e,i,n){function o(t){if(t.pointerType!==t.MSPOINTER_TYPE_MOUSE||0!==t.buttons){for(var e=0;a.length>e;e++)if(a[e].pointerId===t.pointerId){a[e]=t;break}t.touches=a.slice(),t.changedTouches=[t],i(t)}}var s="_leaflet_",a=this._msTouches;return t[s+"touchmove"+n]=o,t.addEventListener("MSPointerMove",o,!1),this},addMsTouchListenerEnd:function(t,e,i,n){var o="_leaflet_",s=this._msTouches,a=function(t){for(var e=0;s.length>e;e++)if(s[e].pointerId===t.pointerId){s.splice(e,1);break}t.touches=s.slice(),t.changedTouches=[t],i(t)};return t[o+"touchend"+n]=a,t.addEventListener("MSPointerUp",a,!1),t.addEventListener("MSPointerCancel",a,!1),this},removeMsTouchListener:function(t,e,i){var n="_leaflet_",o=t[n+e+i];switch(e){case"touchstart":t.removeEventListener("MSPointerDown",o,!1);break;case"touchmove":t.removeEventListener("MSPointerMove",o,!1);break;case"touchend":t.removeEventListener("MSPointerUp",o,!1),t.removeEventListener("MSPointerCancel",o,!1)}return this}}),n.Map.mergeOptions({touchZoom:n.Browser.touch&&!n.Browser.android23}),n.Map.TouchZoom=n.Handler.extend({addHooks:function(){n.DomEvent.on(this._map._container,"touchstart",this._onTouchStart,this)},removeHooks:function(){n.DomEvent.off(this._map._container,"touchstart",this._onTouchStart,this)},_onTouchStart:function(t){var i=this._map;if(t.touches&&2===t.touches.length&&!i._animatingZoom&&!this._zooming){var o=i.mouseEventToLayerPoint(t.touches[0]),s=i.mouseEventToLayerPoint(t.touches[1]),a=i._getCenterLayerPoint();this._startCenter=o.add(s)._divideBy(2),this._startDist=o.distanceTo(s),this._moved=!1,this._zooming=!0,this._centerOffset=a.subtract(this._startCenter),i._panAnim&&i._panAnim.stop(),n.DomEvent.on(e,"touchmove",this._onTouchMove,this).on(e,"touchend",this._onTouchEnd,this),n.DomEvent.preventDefault(t)}},_onTouchMove:function(t){if(t.touches&&2===t.touches.length){var e=this._map,i=e.mouseEventToLayerPoint(t.touches[0]),o=e.mouseEventToLayerPoint(t.touches[1]);this._scale=i.distanceTo(o)/this._startDist,this._delta=i._add(o)._divideBy(2)._subtract(this._startCenter),1!==this._scale&&(this._moved||(n.DomUtil.addClass(e._mapPane,"leaflet-zoom-anim leaflet-touching"),e.fire("movestart").fire("zoomstart")._prepareTileBg(),this._moved=!0),n.Util.cancelAnimFrame(this._animRequest),this._animRequest=n.Util.requestAnimFrame(this._updateOnMove,this,!0,this._map._container),n.DomEvent.preventDefault(t))}},_updateOnMove:function(){var t=this._map,e=this._getScaleOrigin(),i=t.layerPointToLatLng(e);t.fire("zoomanim",{center:i,zoom:t.getScaleZoom(this._scale)}),t._tileBg.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(this._delta)+" "+n.DomUtil.getScaleString(this._scale,this._startCenter)},_onTouchEnd:function(){if(this._moved&&this._zooming){var t=this._map;this._zooming=!1,n.DomUtil.removeClass(t._mapPane,"leaflet-touching"),n.DomEvent.off(e,"touchmove",this._onTouchMove).off(e,"touchend",this._onTouchEnd);var i=this._getScaleOrigin(),o=t.layerPointToLatLng(i),s=t.getZoom(),a=t.getScaleZoom(this._scale)-s,r=a>0?Math.ceil(a):Math.floor(a),h=t._limitZoom(s+r);t.fire("zoomanim",{center:o,zoom:h}),t._runAnimation(o,h,t.getZoomScale(h)/this._scale,i,!0)}},_getScaleOrigin:function(){var t=this._centerOffset.subtract(this._delta).divideBy(this._scale);return this._startCenter.add(t)}}),n.Map.addInitHook("addHandler","touchZoom",n.Map.TouchZoom),n.Map.mergeOptions({boxZoom:!0}),n.Map.BoxZoom=n.Handler.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane},addHooks:function(){n.DomEvent.on(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){n.DomEvent.off(this._container,"mousedown",this._onMouseDown)},_onMouseDown:function(t){return!t.shiftKey||1!==t.which&&1!==t.button?!1:(n.DomUtil.disableTextSelection(),this._startLayerPoint=this._map.mouseEventToLayerPoint(t),this._box=n.DomUtil.create("div","leaflet-zoom-box",this._pane),n.DomUtil.setPosition(this._box,this._startLayerPoint),this._container.style.cursor="crosshair",n.DomEvent.on(e,"mousemove",this._onMouseMove,this).on(e,"mouseup",this._onMouseUp,this).preventDefault(t),this._map.fire("boxzoomstart"),i)},_onMouseMove:function(t){var e=this._startLayerPoint,i=this._box,o=this._map.mouseEventToLayerPoint(t),s=o.subtract(e),a=new n.Point(Math.min(o.x,e.x),Math.min(o.y,e.y));n.DomUtil.setPosition(i,a),i.style.width=Math.max(0,Math.abs(s.x)-4)+"px",i.style.height=Math.max(0,Math.abs(s.y)-4)+"px"},_onMouseUp:function(t){this._pane.removeChild(this._box),this._container.style.cursor="",n.DomUtil.enableTextSelection(),n.DomEvent.off(e,"mousemove",this._onMouseMove).off(e,"mouseup",this._onMouseUp);var i=this._map,o=i.mouseEventToLayerPoint(t);if(!this._startLayerPoint.equals(o)){var s=new n.LatLngBounds(i.layerPointToLatLng(this._startLayerPoint),i.layerPointToLatLng(o));i.fitBounds(s),i.fire("boxzoomend",{boxZoomBounds:s})}}}),n.Map.addInitHook("addHandler","boxZoom",n.Map.BoxZoom),n.Map.mergeOptions({keyboard:!0,keyboardPanOffset:80,keyboardZoomOffset:1}),n.Map.Keyboard=n.Handler.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61],zoomOut:[189,109,173]},initialize:function(t){this._map=t,this._setPanOffset(t.options.keyboardPanOffset),this._setZoomOffset(t.options.keyboardZoomOffset)},addHooks:function(){var t=this._map._container;-1===t.tabIndex&&(t.tabIndex="0"),n.DomEvent.on(t,"focus",this._onFocus,this).on(t,"blur",this._onBlur,this).on(t,"mousedown",this._onMouseDown,this),this._map.on("focus",this._addHooks,this).on("blur",this._removeHooks,this)},removeHooks:function(){this._removeHooks();var t=this._map._container;n.DomEvent.off(t,"focus",this._onFocus,this).off(t,"blur",this._onBlur,this).off(t,"mousedown",this._onMouseDown,this),this._map.off("focus",this._addHooks,this).off("blur",this._removeHooks,this)},_onMouseDown:function(){this._focused||this._map._container.focus()},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanOffset:function(t){var e,i,n=this._panKeys={},o=this.keyCodes;for(e=0,i=o.left.length;i>e;e++)n[o.left[e]]=[-1*t,0];for(e=0,i=o.right.length;i>e;e++)n[o.right[e]]=[t,0];for(e=0,i=o.down.length;i>e;e++)n[o.down[e]]=[0,t];for(e=0,i=o.up.length;i>e;e++)n[o.up[e]]=[0,-1*t]},_setZoomOffset:function(t){var e,i,n=this._zoomKeys={},o=this.keyCodes;for(e=0,i=o.zoomIn.length;i>e;e++)n[o.zoomIn[e]]=t;for(e=0,i=o.zoomOut.length;i>e;e++)n[o.zoomOut[e]]=-t},_addHooks:function(){n.DomEvent.on(e,"keydown",this._onKeyDown,this)},_removeHooks:function(){n.DomEvent.off(e,"keydown",this._onKeyDown,this)},_onKeyDown:function(t){var e=t.keyCode,i=this._map;if(this._panKeys.hasOwnProperty(e))i.panBy(this._panKeys[e]),i.options.maxBounds&&i.panInsideBounds(i.options.maxBounds);else{if(!this._zoomKeys.hasOwnProperty(e))return;i.setZoom(i.getZoom()+this._zoomKeys[e])}n.DomEvent.stop(t)}}),n.Map.addInitHook("addHandler","keyboard",n.Map.Keyboard),n.Handler.MarkerDrag=n.Handler.extend({initialize:function(t){this._marker=t},addHooks:function(){var t=this._marker._icon;this._draggable||(this._draggable=new n.Draggable(t,t).on("dragstart",this._onDragStart,this).on("drag",this._onDrag,this).on("dragend",this._onDragEnd,this)),this._draggable.enable()},removeHooks:function(){this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},_onDragStart:function(){this._marker.closePopup().fire("movestart").fire("dragstart")},_onDrag:function(){var t=this._marker,e=t._shadow,i=n.DomUtil.getPosition(t._icon),o=t._map.layerPointToLatLng(i);e&&n.DomUtil.setPosition(e,i),t._latlng=o,t.fire("move",{latlng:o}).fire("drag")},_onDragEnd:function(){this._marker.fire("moveend").fire("dragend")}}),n.Handler.PolyEdit=n.Handler.extend({options:{icon:new n.DivIcon({iconSize:new n.Point(8,8),className:"leaflet-div-icon leaflet-editing-icon"})},initialize:function(t,e){this._poly=t,n.setOptions(this,e)},addHooks:function(){this._poly._map&&(this._markerGroup||this._initMarkers(),this._poly._map.addLayer(this._markerGroup))},removeHooks:function(){this._poly._map&&(this._poly._map.removeLayer(this._markerGroup),delete this._markerGroup,delete this._markers)},updateMarkers:function(){this._markerGroup.clearLayers(),this._initMarkers()},_initMarkers:function(){this._markerGroup||(this._markerGroup=new n.LayerGroup),this._markers=[];var t,e,i,o,s=this._poly._latlngs;for(t=0,i=s.length;i>t;t++)o=this._createMarker(s[t],t),o.on("click",this._onMarkerClick,this),this._markers.push(o);var a,r;for(t=0,e=i-1;i>t;e=t++)(0!==t||n.Polygon&&this._poly instanceof n.Polygon)&&(a=this._markers[e],r=this._markers[t],this._createMiddleMarker(a,r),this._updatePrevNext(a,r))},_createMarker:function(t,e){var i=new n.Marker(t,{draggable:!0,icon:this.options.icon});return i._origLatLng=t,i._index=e,i.on("drag",this._onMarkerDrag,this),i.on("dragend",this._fireEdit,this),this._markerGroup.addLayer(i),i},_fireEdit:function(){this._poly.fire("edit")},_onMarkerDrag:function(t){var e=t.target;n.extend(e._origLatLng,e._latlng),e._middleLeft&&e._middleLeft.setLatLng(this._getMiddleLatLng(e._prev,e)),e._middleRight&&e._middleRight.setLatLng(this._getMiddleLatLng(e,e._next)),this._poly.redraw()},_onMarkerClick:function(t){if(!(3>this._poly._latlngs.length)){var e=t.target,i=e._index;this._markerGroup.removeLayer(e),this._markers.splice(i,1),this._poly.spliceLatLngs(i,1),this._updateIndexes(i,-1),this._updatePrevNext(e._prev,e._next),e._middleLeft&&this._markerGroup.removeLayer(e._middleLeft),e._middleRight&&this._markerGroup.removeLayer(e._middleRight),e._prev&&e._next?this._createMiddleMarker(e._prev,e._next):e._prev?e._next||(e._prev._middleRight=null):e._next._middleLeft=null,this._poly.fire("edit")}},_updateIndexes:function(t,e){this._markerGroup.eachLayer(function(i){i._index>t&&(i._index+=e)})},_createMiddleMarker:function(t,e){var i,n,o,s=this._getMiddleLatLng(t,e),a=this._createMarker(s);a.setOpacity(.6),t._middleRight=e._middleLeft=a,n=function(){var n=e._index;a._index=n,a.off("click",i).on("click",this._onMarkerClick,this),s.lat=a.getLatLng().lat,s.lng=a.getLatLng().lng,this._poly.spliceLatLngs(n,0,s),this._markers.splice(n,0,a),a.setOpacity(1),this._updateIndexes(n,1),e._index++,this._updatePrevNext(t,a),this._updatePrevNext(a,e)},o=function(){a.off("dragstart",n,this),a.off("dragend",o,this),this._createMiddleMarker(t,a),this._createMiddleMarker(a,e)},i=function(){n.call(this),o.call(this),this._poly.fire("edit")},a.on("click",i,this).on("dragstart",n,this).on("dragend",o,this),this._markerGroup.addLayer(a)},_updatePrevNext:function(t,e){t&&(t._next=e),e&&(e._prev=t)},_getMiddleLatLng:function(t,e){var i=this._poly._map,n=i.latLngToLayerPoint(t.getLatLng()),o=i.latLngToLayerPoint(e.getLatLng());return i.layerPointToLatLng(n._add(o)._divideBy(2))}}),n.Polyline.addInitHook(function(){n.Handler.PolyEdit&&(this.editing=new n.Handler.PolyEdit(this),this.options.editable&&this.editing.enable()),this.on("add",function(){this.editing&&this.editing.enabled()&&this.editing.addHooks()}),this.on("remove",function(){this.editing&&this.editing.enabled()&&this.editing.removeHooks()})}),n.Control=n.Class.extend({options:{position:"topright"},initialize:function(t){n.setOptions(this,t)},getPosition:function(){return this.options.position},setPosition:function(t){var e=this._map;return e&&e.removeControl(this),this.options.position=t,e&&e.addControl(this),this -},addTo:function(t){this._map=t;var e=this._container=this.onAdd(t),i=this.getPosition(),o=t._controlCorners[i];return n.DomUtil.addClass(e,"leaflet-control"),-1!==i.indexOf("bottom")?o.insertBefore(e,o.firstChild):o.appendChild(e),this},removeFrom:function(t){var e=this.getPosition(),i=t._controlCorners[e];return i.removeChild(this._container),this._map=null,this.onRemove&&this.onRemove(t),this}}),n.control=function(t){return new n.Control(t)},n.Map.include({addControl:function(t){return t.addTo(this),this},removeControl:function(t){return t.removeFrom(this),this},_initControlPos:function(){function t(t,s){var a=i+t+" "+i+s;e[t+s]=n.DomUtil.create("div",a,o)}var e=this._controlCorners={},i="leaflet-",o=this._controlContainer=n.DomUtil.create("div",i+"control-container",this._container);t("top","left"),t("top","right"),t("bottom","left"),t("bottom","right")}}),n.Control.Zoom=n.Control.extend({options:{position:"topleft"},onAdd:function(t){var e="leaflet-control-zoom",i="leaflet-bar",o=i+"-part",s=n.DomUtil.create("div",e+" "+i);return this._map=t,this._zoomInButton=this._createButton("+","Zoom in",e+"-in "+o+" "+o+"-top",s,this._zoomIn,this),this._zoomOutButton=this._createButton("-","Zoom out",e+"-out "+o+" "+o+"-bottom",s,this._zoomOut,this),t.on("zoomend",this._updateDisabled,this),s},onRemove:function(t){t.off("zoomend",this._updateDisabled,this)},_zoomIn:function(t){this._map.zoomIn(t.shiftKey?3:1)},_zoomOut:function(t){this._map.zoomOut(t.shiftKey?3:1)},_createButton:function(t,e,i,o,s,a){var r=n.DomUtil.create("a",i,o);r.innerHTML=t,r.href="#",r.title=e;var h=n.DomEvent.stopPropagation;return n.DomEvent.on(r,"click",h).on(r,"mousedown",h).on(r,"dblclick",h).on(r,"click",n.DomEvent.preventDefault).on(r,"click",s,a),r},_updateDisabled:function(){var t=this._map,e="leaflet-control-zoom-disabled";n.DomUtil.removeClass(this._zoomInButton,e),n.DomUtil.removeClass(this._zoomOutButton,e),t._zoom===t.getMinZoom()&&n.DomUtil.addClass(this._zoomOutButton,e),t._zoom===t.getMaxZoom()&&n.DomUtil.addClass(this._zoomInButton,e)}}),n.Map.mergeOptions({zoomControl:!0}),n.Map.addInitHook(function(){this.options.zoomControl&&(this.zoomControl=new n.Control.Zoom,this.addControl(this.zoomControl))}),n.control.zoom=function(t){return new n.Control.Zoom(t)},n.Control.Attribution=n.Control.extend({options:{position:"bottomright",prefix:'Powered by Leaflet'},initialize:function(t){n.setOptions(this,t),this._attributions={}},onAdd:function(t){return this._container=n.DomUtil.create("div","leaflet-control-attribution"),n.DomEvent.disableClickPropagation(this._container),t.on("layeradd",this._onLayerAdd,this).on("layerremove",this._onLayerRemove,this),this._update(),this._container},onRemove:function(t){t.off("layeradd",this._onLayerAdd).off("layerremove",this._onLayerRemove)},setPrefix:function(t){return this.options.prefix=t,this._update(),this},addAttribution:function(t){return t?(this._attributions[t]||(this._attributions[t]=0),this._attributions[t]++,this._update(),this):i},removeAttribution:function(t){return t?(this._attributions[t]--,this._update(),this):i},_update:function(){if(this._map){var t=[];for(var e in this._attributions)this._attributions.hasOwnProperty(e)&&this._attributions[e]&&t.push(e);var i=[];this.options.prefix&&i.push(this.options.prefix),t.length&&i.push(t.join(", ")),this._container.innerHTML=i.join(" — ")}},_onLayerAdd:function(t){t.layer.getAttribution&&this.addAttribution(t.layer.getAttribution())},_onLayerRemove:function(t){t.layer.getAttribution&&this.removeAttribution(t.layer.getAttribution())}}),n.Map.mergeOptions({attributionControl:!0}),n.Map.addInitHook(function(){this.options.attributionControl&&(this.attributionControl=(new n.Control.Attribution).addTo(this))}),n.control.attribution=function(t){return new n.Control.Attribution(t)},n.Control.Scale=n.Control.extend({options:{position:"bottomleft",maxWidth:100,metric:!0,imperial:!0,updateWhenIdle:!1},onAdd:function(t){this._map=t;var e="leaflet-control-scale",i=n.DomUtil.create("div",e),o=this.options;return this._addScales(o,e,i),t.on(o.updateWhenIdle?"moveend":"move",this._update,this),t.whenReady(this._update,this),i},onRemove:function(t){t.off(this.options.updateWhenIdle?"moveend":"move",this._update,this)},_addScales:function(t,e,i){t.metric&&(this._mScale=n.DomUtil.create("div",e+"-line",i)),t.imperial&&(this._iScale=n.DomUtil.create("div",e+"-line",i))},_update:function(){var t=this._map.getBounds(),e=t.getCenter().lat,i=6378137*Math.PI*Math.cos(e*Math.PI/180),n=i*(t.getNorthEast().lng-t.getSouthWest().lng)/180,o=this._map.getSize(),s=this.options,a=0;o.x>0&&(a=n*(s.maxWidth/o.x)),this._updateScales(s,a)},_updateScales:function(t,e){t.metric&&e&&this._updateMetric(e),t.imperial&&e&&this._updateImperial(e)},_updateMetric:function(t){var e=this._getRoundNum(t);this._mScale.style.width=this._getScaleWidth(e/t)+"px",this._mScale.innerHTML=1e3>e?e+" m":e/1e3+" km"},_updateImperial:function(t){var e,i,n,o=3.2808399*t,s=this._iScale;o>5280?(e=o/5280,i=this._getRoundNum(e),s.style.width=this._getScaleWidth(i/e)+"px",s.innerHTML=i+" mi"):(n=this._getRoundNum(o),s.style.width=this._getScaleWidth(n/o)+"px",s.innerHTML=n+" ft")},_getScaleWidth:function(t){return Math.round(this.options.maxWidth*t)-10},_getRoundNum:function(t){var e=Math.pow(10,(Math.floor(t)+"").length-1),i=t/e;return i=i>=10?10:i>=5?5:i>=3?3:i>=2?2:1,e*i}}),n.control.scale=function(t){return new n.Control.Scale(t)},n.Control.Layers=n.Control.extend({options:{collapsed:!0,position:"topright",autoZIndex:!0},initialize:function(t,e,i){n.setOptions(this,i),this._layers={},this._lastZIndex=0,this._handlingClick=!1;for(var o in t)t.hasOwnProperty(o)&&this._addLayer(t[o],o);for(o in e)e.hasOwnProperty(o)&&this._addLayer(e[o],o,!0)},onAdd:function(t){return this._initLayout(),this._update(),t.on("layeradd",this._onLayerChange,this).on("layerremove",this._onLayerChange,this),this._container},onRemove:function(t){t.off("layeradd",this._onLayerChange).off("layerremove",this._onLayerChange)},addBaseLayer:function(t,e){return this._addLayer(t,e),this._update(),this},addOverlay:function(t,e){return this._addLayer(t,e,!0),this._update(),this},removeLayer:function(t){var e=n.stamp(t);return delete this._layers[e],this._update(),this},_initLayout:function(){var t="leaflet-control-layers",e=this._container=n.DomUtil.create("div",t);n.Browser.touch?n.DomEvent.on(e,"click",n.DomEvent.stopPropagation):(n.DomEvent.disableClickPropagation(e),n.DomEvent.on(e,"mousewheel",n.DomEvent.stopPropagation));var i=this._form=n.DomUtil.create("form",t+"-list");if(this.options.collapsed){n.DomEvent.on(e,"mouseover",this._expand,this).on(e,"mouseout",this._collapse,this);var o=this._layersLink=n.DomUtil.create("a",t+"-toggle",e);o.href="#",o.title="Layers",n.Browser.touch?n.DomEvent.on(o,"click",n.DomEvent.stopPropagation).on(o,"click",n.DomEvent.preventDefault).on(o,"click",this._expand,this):n.DomEvent.on(o,"focus",this._expand,this),this._map.on("movestart",this._collapse,this)}else this._expand();this._baseLayersList=n.DomUtil.create("div",t+"-base",i),this._separator=n.DomUtil.create("div",t+"-separator",i),this._overlaysList=n.DomUtil.create("div",t+"-overlays",i),e.appendChild(i)},_addLayer:function(t,e,i){var o=n.stamp(t);this._layers[o]={layer:t,name:e,overlay:i},this.options.autoZIndex&&t.setZIndex&&(this._lastZIndex++,t.setZIndex(this._lastZIndex))},_update:function(){if(this._container){this._baseLayersList.innerHTML="",this._overlaysList.innerHTML="";var t=!1,e=!1;for(var i in this._layers)if(this._layers.hasOwnProperty(i)){var n=this._layers[i];this._addItem(n),e=e||n.overlay,t=t||!n.overlay}this._separator.style.display=e&&t?"":"none"}},_onLayerChange:function(t){var e=n.stamp(t.layer);this._layers[e]&&!this._handlingClick&&this._update()},_createRadioElement:function(t,i){var n='t;t++)e=o[t],i=this._layers[e.layerId],e.checked&&!this._map.hasLayer(i.layer)?(this._map.addLayer(i.layer),i.overlay||(n=i.layer)):!e.checked&&this._map.hasLayer(i.layer)&&this._map.removeLayer(i.layer);n&&(this._map.setZoom(this._map.getZoom()),this._map.fire("baselayerchange",{layer:n})),this._handlingClick=!1},_expand:function(){n.DomUtil.addClass(this._container,"leaflet-control-layers-expanded")},_collapse:function(){this._container.className=this._container.className.replace(" leaflet-control-layers-expanded","")}}),n.control.layers=function(t,e,i){return new n.Control.Layers(t,e,i)},n.PosAnimation=n.Class.extend({includes:n.Mixin.Events,run:function(t,e,i,o){this.stop(),this._el=t,this._inProgress=!0,this.fire("start"),t.style[n.DomUtil.TRANSITION]="all "+(i||.25)+"s cubic-bezier(0,0,"+(o||.5)+",1)",n.DomEvent.on(t,n.DomUtil.TRANSITION_END,this._onTransitionEnd,this),n.DomUtil.setPosition(t,e),n.Util.falseFn(t.offsetWidth),this._stepTimer=setInterval(n.bind(this.fire,this,"step"),50)},stop:function(){this._inProgress&&(n.DomUtil.setPosition(this._el,this._getPos()),this._onTransitionEnd(),n.Util.falseFn(this._el.offsetWidth))},_transformRe:/(-?[\d\.]+), (-?[\d\.]+)\)/,_getPos:function(){var e,i,o,s=this._el,a=t.getComputedStyle(s);return n.Browser.any3d?(o=a[n.DomUtil.TRANSFORM].match(this._transformRe),e=parseFloat(o[1]),i=parseFloat(o[2])):(e=parseFloat(a.left),i=parseFloat(a.top)),new n.Point(e,i,!0)},_onTransitionEnd:function(){n.DomEvent.off(this._el,n.DomUtil.TRANSITION_END,this._onTransitionEnd,this),this._inProgress&&(this._inProgress=!1,this._el.style[n.DomUtil.TRANSITION]="",clearInterval(this._stepTimer),this.fire("step").fire("end"))}}),n.Map.include({setView:function(t,e,i){e=this._limitZoom(e);var n=this._zoom!==e;if(this._loaded&&!i&&this._layers){this._panAnim&&this._panAnim.stop();var o=n?this._zoomToIfClose&&this._zoomToIfClose(t,e):this._panByIfClose(t);if(o)return clearTimeout(this._sizeTimer),this}return this._resetView(t,e),this},panBy:function(t,e,i){if(t=n.point(t),!t.x&&!t.y)return this;this._panAnim||(this._panAnim=new n.PosAnimation,this._panAnim.on({step:this._onPanTransitionStep,end:this._onPanTransitionEnd},this)),this.fire("movestart"),n.DomUtil.addClass(this._mapPane,"leaflet-pan-anim");var o=n.DomUtil.getPosition(this._mapPane).subtract(t)._round();return this._panAnim.run(this._mapPane,o,e||.25,i),this},_onPanTransitionStep:function(){this.fire("move")},_onPanTransitionEnd:function(){n.DomUtil.removeClass(this._mapPane,"leaflet-pan-anim"),this.fire("moveend")},_panByIfClose:function(t){var e=this._getCenterOffset(t)._floor();return this._offsetIsWithinView(e)?(this.panBy(e),!0):!1},_offsetIsWithinView:function(t,e){var i=e||1,n=this.getSize();return Math.abs(t.x)<=n.x*i&&Math.abs(t.y)<=n.y*i}}),n.PosAnimation=n.DomUtil.TRANSITION?n.PosAnimation:n.PosAnimation.extend({run:function(t,e,i,o){this.stop(),this._el=t,this._inProgress=!0,this._duration=i||.25,this._easeOutPower=1/Math.max(o||.5,.2),this._startPos=n.DomUtil.getPosition(t),this._offset=e.subtract(this._startPos),this._startTime=+new Date,this.fire("start"),this._animate()},stop:function(){this._inProgress&&(this._step(),this._complete())},_animate:function(){this._animId=n.Util.requestAnimFrame(this._animate,this),this._step()},_step:function(){var t=+new Date-this._startTime,e=1e3*this._duration;e>t?this._runFrame(this._easeOut(t/e)):(this._runFrame(1),this._complete())},_runFrame:function(t){var e=this._startPos.add(this._offset.multiplyBy(t));n.DomUtil.setPosition(this._el,e),this.fire("step")},_complete:function(){n.Util.cancelAnimFrame(this._animId),this._inProgress=!1,this.fire("end")},_easeOut:function(t){return 1-Math.pow(1-t,this._easeOutPower)}}),n.Map.mergeOptions({zoomAnimation:n.DomUtil.TRANSITION&&!n.Browser.android23&&!n.Browser.mobileOpera}),n.DomUtil.TRANSITION&&n.Map.addInitHook(function(){n.DomEvent.on(this._mapPane,n.DomUtil.TRANSITION_END,this._catchTransitionEnd,this)}),n.Map.include(n.DomUtil.TRANSITION?{_zoomToIfClose:function(t,e){if(this._animatingZoom)return!0;if(!this.options.zoomAnimation)return!1;var i=this.getZoomScale(e),o=this._getCenterOffset(t)._divideBy(1-1/i);if(!this._offsetIsWithinView(o,1))return!1;n.DomUtil.addClass(this._mapPane,"leaflet-zoom-anim"),this.fire("movestart").fire("zoomstart"),this.fire("zoomanim",{center:t,zoom:e});var s=this._getCenterLayerPoint().add(o);return this._prepareTileBg(),this._runAnimation(t,e,i,s),!0},_catchTransitionEnd:function(){this._animatingZoom&&this._onZoomTransitionEnd()},_runAnimation:function(t,e,i,o,s){this._animateToCenter=t,this._animateToZoom=e,this._animatingZoom=!0,n.Draggable&&(n.Draggable._disabled=!0);var a=n.DomUtil.TRANSFORM,r=this._tileBg;clearTimeout(this._clearTileBgTimer),n.Util.falseFn(r.offsetWidth);var h=n.DomUtil.getScaleString(i,o),l=r.style[a];r.style[a]=s?l+" "+h:h+" "+l},_prepareTileBg:function(){var t=this._tilePane,e=this._tileBg;if(e&&this._getLoadedTilesPercentage(e)>.5&&.5>this._getLoadedTilesPercentage(t))return t.style.visibility="hidden",t.empty=!0,this._stopLoadingImages(t),i;e||(e=this._tileBg=this._createPane("leaflet-tile-pane",this._mapPane),e.style.zIndex=1),e.style[n.DomUtil.TRANSFORM]="",e.style.visibility="hidden",e.empty=!0,t.empty=!1,this._tilePane=this._panes.tilePane=e;var o=this._tileBg=t;n.DomUtil.addClass(o,"leaflet-zoom-animated"),this._stopLoadingImages(o)},_getLoadedTilesPercentage:function(t){var e,i,n=t.getElementsByTagName("img"),o=0;for(e=0,i=n.length;i>e;e++)n[e].complete&&o++;return o/i},_stopLoadingImages:function(t){var e,i,o,s=Array.prototype.slice.call(t.getElementsByTagName("img"));for(e=0,i=s.length;i>e;e++)o=s[e],o.complete||(o.onload=n.Util.falseFn,o.onerror=n.Util.falseFn,o.src=n.Util.emptyImageUrl,o.parentNode.removeChild(o))},_onZoomTransitionEnd:function(){this._restoreTileFront(),n.DomUtil.removeClass(this._mapPane,"leaflet-zoom-anim"),n.Util.falseFn(this._tileBg.offsetWidth),this._animatingZoom=!1,this._resetView(this._animateToCenter,this._animateToZoom,!0,!0),n.Draggable&&(n.Draggable._disabled=!1)},_restoreTileFront:function(){this._tilePane.innerHTML="",this._tilePane.style.visibility="",this._tilePane.style.zIndex=2,this._tileBg.style.zIndex=1},_clearTileBg:function(){this._animatingZoom||this.touchZoom._zooming||(this._tileBg.innerHTML="")}}:{}),n.Map.include({_defaultLocateOptions:{watch:!1,setView:!1,maxZoom:1/0,timeout:1e4,maximumAge:0,enableHighAccuracy:!1},locate:function(t){if(t=this._locationOptions=n.extend(this._defaultLocateOptions,t),!navigator.geolocation)return this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this;var e=n.bind(this._handleGeolocationResponse,this),i=n.bind(this._handleGeolocationError,this);return t.watch?this._locationWatchId=navigator.geolocation.watchPosition(e,i,t):navigator.geolocation.getCurrentPosition(e,i,t),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch(this._locationWatchId),this},_handleGeolocationError:function(t){var e=t.code,i=t.message||(1===e?"permission denied":2===e?"position unavailable":"timeout");this._locationOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:e,message:"Geolocation error: "+i+"."})},_handleGeolocationResponse:function(t){var e=180*t.coords.accuracy/4e7,i=2*e,o=t.coords.latitude,s=t.coords.longitude,a=new n.LatLng(o,s),r=new n.LatLng(o-e,s-i),h=new n.LatLng(o+e,s+i),l=new n.LatLngBounds(r,h),u=this._locationOptions;if(u.setView){var c=Math.min(this.getBoundsZoom(l),u.maxZoom);this.setView(a,c)}this.fire("locationfound",{latlng:a,bounds:l,accuracy:t.coords.accuracy})}})})(this,document); \ No newline at end of file +(function(t,e,i){var n,o;typeof exports!=i+""?n=exports:(o=t.L,n={},n.noConflict=function(){return t.L=o,this},t.L=n),n.version="0.5.1",n.Util={extend:function(t){var e,i,n,o,s=Array.prototype.slice.call(arguments,1);for(i=0,n=s.length;n>i;i++){o=s[i]||{};for(e in o)o.hasOwnProperty(e)&&(t[e]=o[e])}return t},bind:function(t,e){var i=arguments.length>2?Array.prototype.slice.call(arguments,2):null;return function(){return t.apply(e,i||arguments)}},stamp:function(){var t=0,e="_leaflet_id";return function(i){return i[e]=i[e]||++t,i[e]}}(),limitExecByInterval:function(t,e,n){var o,s;return function a(){var r=arguments;return o?(s=!0,i):(o=!0,setTimeout(function(){o=!1,s&&(a.apply(n,r),s=!1)},e),t.apply(n,r),i)}},falseFn:function(){return!1},formatNum:function(t,e){var i=Math.pow(10,e||5);return Math.round(t*i)/i},splitWords:function(t){return t.replace(/^\s+|\s+$/g,"").split(/\s+/)},setOptions:function(t,e){return t.options=n.extend({},t.options,e),t.options},getParamString:function(t,e){var i=[];for(var n in t)t.hasOwnProperty(n)&&i.push(n+"="+t[n]);return(e&&-1!==e.indexOf("?")?"&":"?")+i.join("&")},template:function(t,e){return t.replace(/\{ *([\w_]+) *\}/g,function(t,i){var n=e[i];if(!e.hasOwnProperty(i))throw Error("No value provided for variable "+t);return n})},isArray:function(t){return"[object Array]"===Object.prototype.toString.call(t)},emptyImageUrl:"data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs="},function(){function e(e){var i,n,o=["webkit","moz","o","ms"];for(i=0;o.length>i&&!n;i++)n=t[o[i]+e];return n}function o(e){var i=+new Date,n=Math.max(0,16-(i-s));return s=i+n,t.setTimeout(e,n)}var s=0,a=t.requestAnimationFrame||e("RequestAnimationFrame")||o,r=t.cancelAnimationFrame||e("CancelAnimationFrame")||e("CancelRequestAnimationFrame")||function(e){t.clearTimeout(e)};n.Util.requestAnimFrame=function(e,s,r,h){return e=n.bind(e,s),r&&a===o?(e(),i):a.call(t,e,h)},n.Util.cancelAnimFrame=function(e){e&&r.call(t,e)}}(),n.extend=n.Util.extend,n.bind=n.Util.bind,n.stamp=n.Util.stamp,n.setOptions=n.Util.setOptions,n.Class=function(){},n.Class.extend=function(t){var e=function(){this.initialize&&this.initialize.apply(this,arguments),this._initHooks&&this.callInitHooks()},i=function(){};i.prototype=this.prototype;var o=new i;o.constructor=e,e.prototype=o;for(var s in this)this.hasOwnProperty(s)&&"prototype"!==s&&(e[s]=this[s]);t.statics&&(n.extend(e,t.statics),delete t.statics),t.includes&&(n.Util.extend.apply(null,[o].concat(t.includes)),delete t.includes),t.options&&o.options&&(t.options=n.extend({},o.options,t.options)),n.extend(o,t),o._initHooks=[];var a=this;return o.callInitHooks=function(){if(!this._initHooksCalled){a.prototype.callInitHooks&&a.prototype.callInitHooks.call(this),this._initHooksCalled=!0;for(var t=0,e=o._initHooks.length;e>t;t++)o._initHooks[t].call(this)}},e},n.Class.include=function(t){n.extend(this.prototype,t)},n.Class.mergeOptions=function(t){n.extend(this.prototype.options,t)},n.Class.addInitHook=function(t){var e=Array.prototype.slice.call(arguments,1),i="function"==typeof t?t:function(){this[t].apply(this,e)};this.prototype._initHooks=this.prototype._initHooks||[],this.prototype._initHooks.push(i)};var s="_leaflet_events";n.Mixin={},n.Mixin.Events={addEventListener:function(t,e,i){var o,a,r,h=this[s]=this[s]||{};if("object"==typeof t){for(o in t)t.hasOwnProperty(o)&&this.addEventListener(o,t[o],e);return this}for(t=n.Util.splitWords(t),a=0,r=t.length;r>a;a++)h[t[a]]=h[t[a]]||[],h[t[a]].push({action:e,context:i||this});return this},hasEventListeners:function(t){return s in this&&t in 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7"),_=o&&-1!==a.search("msie 8"),d=typeof orientation!=i+"",p=t.navigator&&t.navigator.msPointerEnabled&&t.navigator.msMaxTouchPoints,m="devicePixelRatio"in t&&t.devicePixelRatio>1||"matchMedia"in t&&t.matchMedia("(min-resolution:144dpi)")&&t.matchMedia("(min-resolution:144dpi)").matches,f=e.documentElement,g=o&&"transition"in f.style,v="WebKitCSSMatrix"in t&&"m11"in new t.WebKitCSSMatrix,y="MozPerspective"in f.style,L="OTransition"in f.style,P=!t.L_DISABLE_3D&&(g||v||y||L),x=!t.L_NO_TOUCH&&function(){var t="ontouchstart";if(p||t in f)return!0;var i=e.createElement("div"),n=!1;return i.setAttribute?(i.setAttribute(t,"return;"),"function"==typeof i[t]&&(n=!0),i.removeAttribute(t),i=null,n):!1}();n.Browser={ie:o,ie6:s,ie7:c,ie8:_,webkit:r,android:l,android23:u,chrome:h,ie3d:g,webkit3d:v,gecko3d:y,opera3d:L,any3d:P,mobile:d,mobileWebkit:d&&r,mobileWebkit3d:d&&v,mobileOpera:d&&t.opera,touch:x,msTouch:p,retina:m}}(),n.Point=function(t,e,i){this.x=i?Math.round(t):t,this.y=i?Math.round(e):e},n.Point.prototype={clone:function(){return new n.Point(this.x,this.y)},add:function(t){return this.clone()._add(n.point(t))},_add:function(t){return this.x+=t.x,this.y+=t.y,this},subtract:function(t){return this.clone()._subtract(n.point(t))},_subtract:function(t){return this.x-=t.x,this.y-=t.y,this},divideBy:function(t){return this.clone()._divideBy(t)},_divideBy:function(t){return this.x/=t,this.y/=t,this},multiplyBy:function(t){return this.clone()._multiplyBy(t)},_multiplyBy:function(t){return this.x*=t,this.y*=t,this},round:function(){return this.clone()._round()},_round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},floor:function(){return this.clone()._floor()},_floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},distanceTo:function(t){t=n.point(t);var e=t.x-this.x,i=t.y-this.y;return Math.sqrt(e*e+i*i)},equals:function(t){return t.x===this.x&&t.y===this.y},toString:function(){return"Point("+n.Util.formatNum(this.x)+", "+n.Util.formatNum(this.y)+")"}},n.point=function(t,e,i){return t instanceof n.Point?t:n.Util.isArray(t)?new n.Point(t[0],t[1]):isNaN(t)?t:new n.Point(t,e,i)},n.Bounds=function(t,e){if(t)for(var i=e?[t,e]:t,n=0,o=i.length;o>n;n++)this.extend(i[n])},n.Bounds.prototype={extend:function(t){return t=n.point(t),this.min||this.max?(this.min.x=Math.min(t.x,this.min.x),this.max.x=Math.max(t.x,this.max.x),this.min.y=Math.min(t.y,this.min.y),this.max.y=Math.max(t.y,this.max.y)):(this.min=t.clone(),this.max=t.clone()),this},getCenter:function(t){return new n.Point((this.min.x+this.max.x)/2,(this.min.y+this.max.y)/2,t)},getBottomLeft:function(){return new n.Point(this.min.x,this.max.y)},getTopRight:function(){return new n.Point(this.max.x,this.min.y)},getSize:function(){return this.max.subtract(this.min)},contains:function(t){var e,i;return t="number"==typeof t[0]||t instanceof n.Point?n.point(t):n.bounds(t),t instanceof n.Bounds?(e=t.min,i=t.max):e=i=t,e.x>=this.min.x&&i.x<=this.max.x&&e.y>=this.min.y&&i.y<=this.max.y},intersects:function(t){t=n.bounds(t);var e=this.min,i=this.max,o=t.min,s=t.max,a=s.x>=e.x&&o.x<=i.x,r=s.y>=e.y&&o.y<=i.y;return a&&r},isValid:function(){return!(!this.min||!this.max)}},n.bounds=function(t,e){return!t||t instanceof n.Bounds?t:new n.Bounds(t,e)},n.Transformation=function(t,e,i,n){this._a=t,this._b=e,this._c=i,this._d=n},n.Transformation.prototype={transform:function(t,e){return this._transform(t.clone(),e)},_transform:function(t,e){return e=e||1,t.x=e*(this._a*t.x+this._b),t.y=e*(this._c*t.y+this._d),t},untransform:function(t,e){return e=e||1,new n.Point((t.x/e-this._b)/this._a,(t.y/e-this._d)/this._c)}},n.DomUtil={get:function(t){return"string"==typeof t?e.getElementById(t):t},getStyle:function(t,i){var n=t.style[i];if(!n&&t.currentStyle&&(n=t.currentStyle[i]),(!n||"auto"===n)&&e.defaultView){var o=e.defaultView.getComputedStyle(t,null);n=o?o[i]:null}return"auto"===n?null:n},getViewportOffset:function(t){var i,o=0,s=0,a=t,r=e.body,h=n.Browser.ie7;do{if(o+=a.offsetTop||0,s+=a.offsetLeft||0,o+=parseInt(n.DomUtil.getStyle(a,"borderTopWidth"),10)||0,s+=parseInt(n.DomUtil.getStyle(a,"borderLeftWidth"),10)||0,i=n.DomUtil.getStyle(a,"position"),a.offsetParent===r&&"absolute"===i)break;if("fixed"===i){o+=r.scrollTop||0,s+=r.scrollLeft||0;break}a=a.offsetParent}while(a);a=t;do{if(a===r)break;o-=a.scrollTop||0,s-=a.scrollLeft||0,n.DomUtil.documentIsLtr()||!n.Browser.webkit&&!h||(s+=a.scrollWidth-a.clientWidth,h&&"hidden"!==n.DomUtil.getStyle(a,"overflow-y")&&"hidden"!==n.DomUtil.getStyle(a,"overflow")&&(s+=17)),a=a.parentNode}while(a);return new n.Point(s,o)},documentIsLtr:function(){return n.DomUtil._docIsLtrCached||(n.DomUtil._docIsLtrCached=!0,n.DomUtil._docIsLtr="ltr"===n.DomUtil.getStyle(e.body,"direction")),n.DomUtil._docIsLtr},create:function(t,i,n){var o=e.createElement(t);return o.className=i,n&&n.appendChild(o),o},disableTextSelection:function(){e.selection&&e.selection.empty&&e.selection.empty(),this._onselectstart||(this._onselectstart=e.onselectstart||null,e.onselectstart=n.Util.falseFn)},enableTextSelection:function(){e.onselectstart===n.Util.falseFn&&(e.onselectstart=this._onselectstart,this._onselectstart=null)},hasClass:function(t,e){return t.className.length>0&&RegExp("(^|\\s)"+e+"(\\s|$)").test(t.className)},addClass:function(t,e){n.DomUtil.hasClass(t,e)||(t.className+=(t.className?" ":"")+e)},removeClass:function(t,e){function i(t,i){return i===e?"":t}t.className=t.className.replace(/(\S+)\s*/g,i).replace(/(^\s+|\s+$)/,"")},setOpacity:function(t,e){if("opacity"in t.style)t.style.opacity=e;else if("filter"in t.style){var i="alpha";e=Math.round(100*e),t.style.filter=i+"(opacity="+e+")"}},testProp:function(t){for(var i=e.documentElement.style,n=0;t.length>n;n++)if(t[n]in i)return t[n];return!1},getTranslateString:function(t){var e=n.Browser.webkit3d,i="translate"+(e?"3d":"")+"(",o=(e?",0":"")+")";return i+t.x+"px,"+t.y+"px"+o},getScaleString:function(t,e){var i=n.DomUtil.getTranslateString(e.add(e.multiplyBy(-1*t))),o=" scale("+t+") ";return i+o},setPosition:function(t,e,i){t._leaflet_pos=e,!i&&n.Browser.any3d?(t.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(e),n.Browser.mobileWebkit3d&&(t.style.WebkitBackfaceVisibility="hidden")):(t.style.left=e.x+"px",t.style.top=e.y+"px")},getPosition:function(t){return t._leaflet_pos}},n.DomUtil.TRANSFORM=n.DomUtil.testProp(["transform","WebkitTransform","OTransform","MozTransform","msTransform"]),n.DomUtil.TRANSITION=n.DomUtil.testProp(["webkitTransition","transition","OTransition","MozTransition","msTransition"]),n.DomUtil.TRANSITION_END="webkitTransition"===n.DomUtil.TRANSITION||"OTransition"===n.DomUtil.TRANSITION?n.DomUtil.TRANSITION+"End":"transitionend",n.LatLng=function(t,e){var i=parseFloat(t),n=parseFloat(e);if(isNaN(i)||isNaN(n))throw Error("Invalid LatLng object: ("+t+", "+e+")");this.lat=i,this.lng=n},n.extend(n.LatLng,{DEG_TO_RAD:Math.PI/180,RAD_TO_DEG:180/Math.PI,MAX_MARGIN:1e-9}),n.LatLng.prototype={equals:function(t){if(!t)return!1;t=n.latLng(t);var e=Math.max(Math.abs(this.lat-t.lat),Math.abs(this.lng-t.lng));return n.LatLng.MAX_MARGIN>=e},toString:function(t){return"LatLng("+n.Util.formatNum(this.lat,t)+", "+n.Util.formatNum(this.lng,t)+")"},distanceTo:function(t){t=n.latLng(t);var e=6378137,i=n.LatLng.DEG_TO_RAD,o=(t.lat-this.lat)*i,s=(t.lng-this.lng)*i,a=this.lat*i,r=t.lat*i,h=Math.sin(o/2),l=Math.sin(s/2),u=h*h+l*l*Math.cos(a)*Math.cos(r);return 2*e*Math.atan2(Math.sqrt(u),Math.sqrt(1-u))},wrap:function(t,e){var i=this.lng;return t=t||-180,e=e||180,i=(i+e)%(e-t)+(t>i||i===e?e:t),new n.LatLng(this.lat,i)}},n.latLng=function(t,e){return t instanceof n.LatLng?t:n.Util.isArray(t)?new n.LatLng(t[0],t[1]):isNaN(t)?t:new n.LatLng(t,e)},n.LatLngBounds=function(t,e){if(t)for(var i=e?[t,e]:t,n=0,o=i.length;o>n;n++)this.extend(i[n])},n.LatLngBounds.prototype={extend:function(t){return t="number"==typeof t[0]||"string"==typeof t[0]||t instanceof n.LatLng?n.latLng(t):n.latLngBounds(t),t instanceof n.LatLng?this._southWest||this._northEast?(this._southWest.lat=Math.min(t.lat,this._southWest.lat),this._southWest.lng=Math.min(t.lng,this._southWest.lng),this._northEast.lat=Math.max(t.lat,this._northEast.lat),this._northEast.lng=Math.max(t.lng,this._northEast.lng)):(this._southWest=new n.LatLng(t.lat,t.lng),this._northEast=new n.LatLng(t.lat,t.lng)):t instanceof n.LatLngBounds&&(this.extend(t._southWest),this.extend(t._northEast)),this},pad:function(t){var e=this._southWest,i=this._northEast,o=Math.abs(e.lat-i.lat)*t,s=Math.abs(e.lng-i.lng)*t;return new n.LatLngBounds(new n.LatLng(e.lat-o,e.lng-s),new n.LatLng(i.lat+o,i.lng+s))},getCenter:function(){return new n.LatLng((this._southWest.lat+this._northEast.lat)/2,(this._southWest.lng+this._northEast.lng)/2)},getSouthWest:function(){return this._southWest},getNorthEast:function(){return this._northEast},getNorthWest:function(){return new n.LatLng(this._northEast.lat,this._southWest.lng)},getSouthEast:function(){return new n.LatLng(this._southWest.lat,this._northEast.lng)},contains:function(t){t="number"==typeof t[0]||t instanceof n.LatLng?n.latLng(t):n.latLngBounds(t);var e,i,o=this._southWest,s=this._northEast;return t instanceof n.LatLngBounds?(e=t.getSouthWest(),i=t.getNorthEast()):e=i=t,e.lat>=o.lat&&i.lat<=s.lat&&e.lng>=o.lng&&i.lng<=s.lng},intersects:function(t){t=n.latLngBounds(t);var e=this._southWest,i=this._northEast,o=t.getSouthWest(),s=t.getNorthEast(),a=s.lat>=e.lat&&o.lat<=i.lat,r=s.lng>=e.lng&&o.lng<=i.lng;return a&&r},toBBoxString:function(){var t=this._southWest,e=this._northEast;return[t.lng,t.lat,e.lng,e.lat].join(",")},equals:function(t){return t?(t=n.latLngBounds(t),this._southWest.equals(t.getSouthWest())&&this._northEast.equals(t.getNorthEast())):!1},isValid:function(){return!(!this._southWest||!this._northEast)}},n.latLngBounds=function(t,e){return!t||t instanceof n.LatLngBounds?t:new n.LatLngBounds(t,e)},n.Projection={},n.Projection.SphericalMercator={MAX_LATITUDE:85.0511287798,project:function(t){var e=n.LatLng.DEG_TO_RAD,i=this.MAX_LATITUDE,o=Math.max(Math.min(i,t.lat),-i),s=t.lng*e,a=o*e;return a=Math.log(Math.tan(Math.PI/4+a/2)),new n.Point(s,a)},unproject:function(t){var e=n.LatLng.RAD_TO_DEG,i=t.x*e,o=(2*Math.atan(Math.exp(t.y))-Math.PI/2)*e;return new n.LatLng(o,i)}},n.Projection.LonLat={project:function(t){return new n.Point(t.lng,t.lat)},unproject:function(t){return new n.LatLng(t.y,t.x)}},n.CRS={latLngToPoint:function(t,e){var i=this.projection.project(t),n=this.scale(e);return this.transformation._transform(i,n)},pointToLatLng:function(t,e){var i=this.scale(e),n=this.transformation.untransform(t,i);return this.projection.unproject(n)},project:function(t){return this.projection.project(t)},scale:function(t){return 256*Math.pow(2,t)}},n.CRS.Simple=n.extend({},n.CRS,{projection:n.Projection.LonLat,transformation:new n.Transformation(1,0,-1,0),scale:function(t){return Math.pow(2,t)}}),n.CRS.EPSG3857=n.extend({},n.CRS,{code:"EPSG:3857",projection:n.Projection.SphericalMercator,transformation:new n.Transformation(.5/Math.PI,.5,-.5/Math.PI,.5),project:function(t){var e=this.projection.project(t),i=6378137;return e.multiplyBy(i)}}),n.CRS.EPSG900913=n.extend({},n.CRS.EPSG3857,{code:"EPSG:900913"}),n.CRS.EPSG4326=n.extend({},n.CRS,{code:"EPSG:4326",projection:n.Projection.LonLat,transformation:new n.Transformation(1/360,.5,-1/360,.5)}),n.Map=n.Class.extend({includes:n.Mixin.Events,options:{crs:n.CRS.EPSG3857,fadeAnimation:n.DomUtil.TRANSITION&&!n.Browser.android23,trackResize:!0,markerZoomAnimation:n.DomUtil.TRANSITION&&n.Browser.any3d},initialize:function(t,e){e=n.setOptions(this,e),this._initContainer(t),this._initLayout(),this.callInitHooks(),this._initEvents(),e.maxBounds&&this.setMaxBounds(e.maxBounds),e.center&&e.zoom!==i&&this.setView(n.latLng(e.center),e.zoom,!0),this._initLayers(e.layers)},setView:function(t,e){return this._resetView(n.latLng(t),this._limitZoom(e)),this},setZoom:function(t){return this.setView(this.getCenter(),t)},zoomIn:function(t){return this.setZoom(this._zoom+(t||1))},zoomOut:function(t){return this.setZoom(this._zoom-(t||1))},fitBounds:function(t){var e=this.getBoundsZoom(t);return this.setView(n.latLngBounds(t).getCenter(),e)},fitWorld:function(){var t=new n.LatLng(-60,-170),e=new n.LatLng(85,179);return this.fitBounds(new n.LatLngBounds(t,e))},panTo:function(t){return this.setView(t,this._zoom)},panBy:function(t){return this.fire("movestart"),this._rawPanBy(n.point(t)),this.fire("move"),this.fire("moveend")},setMaxBounds:function(t){if(t=n.latLngBounds(t),this.options.maxBounds=t,!t)return this._boundsMinZoom=null,this;var e=this.getBoundsZoom(t,!0);return this._boundsMinZoom=e,this._loaded&&(e>this._zoom?this.setView(t.getCenter(),e):this.panInsideBounds(t)),this},panInsideBounds:function(t){t=n.latLngBounds(t);var e=this.getBounds(),i=this.project(e.getSouthWest()),o=this.project(e.getNorthEast()),s=this.project(t.getSouthWest()),a=this.project(t.getNorthEast()),r=0,h=0;return o.ya.x&&(r=a.x-o.x),i.y>s.y&&(h=s.y-i.y),i.x=r);return c&&e?null:e?r:r-1},getSize:function(){return(!this._size||this._sizeChanged)&&(this._size=new n.Point(this._container.clientWidth,this._container.clientHeight),this._sizeChanged=!1),this._size.clone()},getPixelBounds:function(){var t=this._getTopLeftPoint();return new n.Bounds(t,t.add(this.getSize()))},getPixelOrigin:function(){return this._initialTopLeftPoint},getPanes:function(){return this._panes},getContainer:function(){return this._container},getZoomScale:function(t){var e=this.options.crs;return e.scale(t)/e.scale(this._zoom)},getScaleZoom:function(t){return this._zoom+Math.log(t)/Math.LN2},project:function(t,e){return e=e===i?this._zoom:e,this.options.crs.latLngToPoint(n.latLng(t),e)},unproject:function(t,e){return e=e===i?this._zoom:e,this.options.crs.pointToLatLng(n.point(t),e)},layerPointToLatLng:function(t){var e=n.point(t).add(this._initialTopLeftPoint);return this.unproject(e)},latLngToLayerPoint:function(t){var e=this.project(n.latLng(t))._round();return e._subtract(this._initialTopLeftPoint)},containerPointToLayerPoint:function(t){return n.point(t).subtract(this._getMapPanePos())},layerPointToContainerPoint:function(t){return n.point(t).add(this._getMapPanePos())},containerPointToLatLng:function(t){var e=this.containerPointToLayerPoint(n.point(t));return this.layerPointToLatLng(e)},latLngToContainerPoint:function(t){return this.layerPointToContainerPoint(this.latLngToLayerPoint(n.latLng(t)))},mouseEventToContainerPoint:function(t){return n.DomEvent.getMousePosition(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){var e=this._container=n.DomUtil.get(t);if(e._leaflet)throw Error("Map container is already initialized.");e._leaflet=!0},_initLayout:function(){var t=this._container;n.DomUtil.addClass(t,"leaflet-container"),n.Browser.touch&&n.DomUtil.addClass(t,"leaflet-touch"),this.options.fadeAnimation&&n.DomUtil.addClass(t,"leaflet-fade-anim");var e=n.DomUtil.getStyle(t,"position");"absolute"!==e&&"relative"!==e&&"fixed"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._mapPane=t.mapPane=this._createPane("leaflet-map-pane",this._container),this._tilePane=t.tilePane=this._createPane("leaflet-tile-pane",this._mapPane),t.objectsPane=this._createPane("leaflet-objects-pane",this._mapPane),t.shadowPane=this._createPane("leaflet-shadow-pane"),t.overlayPane=this._createPane("leaflet-overlay-pane"),t.markerPane=this._createPane("leaflet-marker-pane"),t.popupPane=this._createPane("leaflet-popup-pane");var e=" leaflet-zoom-hide";this.options.markerZoomAnimation||(n.DomUtil.addClass(t.markerPane,e),n.DomUtil.addClass(t.shadowPane,e),n.DomUtil.addClass(t.popupPane,e))},_createPane:function(t,e){return n.DomUtil.create("div",t,e||this._panes.objectsPane)},_initLayers:function(t){t=t?n.Util.isArray(t)?t:[t]:[],this._layers={},this._zoomBoundLayers={},this._tileLayersNum=0;var e,i;for(e=0,i=t.length;i>e;e++)this.addLayer(t[e])},_resetView:function(t,e,i,o){var s=this._zoom!==e;o||(this.fire("movestart"),s&&this.fire("zoomstart")),this._zoom=e,this._initialTopLeftPoint=this._getNewTopLeftPoint(t),i?this._initialTopLeftPoint._add(this._getMapPanePos()):n.DomUtil.setPosition(this._mapPane,new n.Point(0,0)),this._tileLayersToLoad=this._tileLayersNum;var a=!this._loaded;this._loaded=!0,this.fire("viewreset",{hard:!i}),this.fire("move"),(s||o)&&this.fire("zoomend"),this.fire("moveend",{hard:!i}),a&&this.fire("load")},_rawPanBy:function(t){n.DomUtil.setPosition(this._mapPane,this._getMapPanePos().subtract(t))},_updateZoomLevels:function(){var t,e=1/0,n=-1/0;for(t in this._zoomBoundLayers)if(this._zoomBoundLayers.hasOwnProperty(t)){var o=this._zoomBoundLayers[t];isNaN(o.options.minZoom)||(e=Math.min(e,o.options.minZoom)),isNaN(o.options.maxZoom)||(n=Math.max(n,o.options.maxZoom))}t===i?this._layersMaxZoom=this._layersMinZoom=i:(this._layersMaxZoom=n,this._layersMinZoom=e)},_initEvents:function(){if(n.DomEvent){n.DomEvent.on(this._container,"click",this._onMouseClick,this);var e,i,o=["dblclick","mousedown","mouseup","mouseenter","mouseleave","mousemove","contextmenu"];for(e=0,i=o.length;i>e;e++)n.DomEvent.on(this._container,o[e],this._fireMouseEvent,this);this.options.trackResize&&n.DomEvent.on(t,"resize",this._onResize,this)}},_onResize:function(){n.Util.cancelAnimFrame(this._resizeRequest),this._resizeRequest=n.Util.requestAnimFrame(this.invalidateSize,this,!1,this._container)},_onMouseClick:function(t){!this._loaded||this.dragging&&this.dragging.moved()||(this.fire("preclick"),this._fireMouseEvent(t))},_fireMouseEvent:function(t){if(this._loaded){var e=t.type;if(e="mouseenter"===e?"mouseover":"mouseleave"===e?"mouseout":e,this.hasEventListeners(e)){"contextmenu"===e&&n.DomEvent.preventDefault(t);var i=this.mouseEventToContainerPoint(t),o=this.containerPointToLayerPoint(i),s=this.layerPointToLatLng(o);this.fire(e,{latlng:s,layerPoint:o,containerPoint:i,originalEvent:t})}}},_onTileLayerLoad:function(){this._tileLayersToLoad--,this._tileLayersNum&&!this._tileLayersToLoad&&this._tileBg&&(clearTimeout(this._clearTileBgTimer),this._clearTileBgTimer=setTimeout(n.bind(this._clearTileBg,this),500))},whenReady:function(t,e){return this._loaded?t.call(e||this,this):this.on("load",t,e),this},_getMapPanePos:function(){return n.DomUtil.getPosition(this._mapPane)},_getTopLeftPoint:function(){if(!this._loaded)throw Error("Set map center and zoom first.");return this._initialTopLeftPoint.subtract(this._getMapPanePos())},_getNewTopLeftPoint:function(t,e){var i=this.getSize()._divideBy(2);return this.project(t,e)._subtract(i)._round()},_latLngToNewLayerPoint:function(t,e,i){var n=this._getNewTopLeftPoint(i,e).add(this._getMapPanePos());return this.project(t,e)._subtract(n)},_getCenterLayerPoint:function(){return this.containerPointToLayerPoint(this.getSize()._divideBy(2))},_getCenterOffset:function(t){return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())},_limitZoom:function(t){var e=this.getMinZoom(),i=this.getMaxZoom();return Math.max(e,Math.min(i,t))}}),n.map=function(t,e){return new n.Map(t,e)},n.Projection.Mercator={MAX_LATITUDE:85.0840591556,R_MINOR:6356752.3142,R_MAJOR:6378137,project:function(t){var e=n.LatLng.DEG_TO_RAD,i=this.MAX_LATITUDE,o=Math.max(Math.min(i,t.lat),-i),s=this.R_MAJOR,a=this.R_MINOR,r=t.lng*e*s,h=o*e,l=a/s,u=Math.sqrt(1-l*l),c=u*Math.sin(h);c=Math.pow((1-c)/(1+c),.5*u);var _=Math.tan(.5*(.5*Math.PI-h))/c;return h=-a*Math.log(_),new n.Point(r,h)},unproject:function(t){for(var e,i=n.LatLng.RAD_TO_DEG,o=this.R_MAJOR,s=this.R_MINOR,a=t.x*i/o,r=s/o,h=Math.sqrt(1-r*r),l=Math.exp(-t.y/s),u=Math.PI/2-2*Math.atan(l),c=15,_=1e-7,d=c,p=.1;Math.abs(p)>_&&--d>0;)e=h*Math.sin(u),p=Math.PI/2-2*Math.atan(l*Math.pow((1-e)/(1+e),.5*h))-u,u+=p;return new n.LatLng(u*i,a)}},n.CRS.EPSG3395=n.extend({},n.CRS,{code:"EPSG:3395",projection:n.Projection.Mercator,transformation:function(){var t=n.Projection.Mercator,e=t.R_MAJOR,i=t.R_MINOR;return new n.Transformation(.5/(Math.PI*e),.5,-.5/(Math.PI*i),.5)}()}),n.TileLayer=n.Class.extend({includes:n.Mixin.Events,options:{minZoom:0,maxZoom:18,tileSize:256,subdomains:"abc",errorTileUrl:"",attribution:"",zoomOffset:0,opacity:1,unloadInvisibleTiles:n.Browser.mobile,updateWhenIdle:n.Browser.mobile},initialize:function(t,e){e=n.setOptions(this,e),e.detectRetina&&n.Browser.retina&&e.maxZoom>0&&(e.tileSize=Math.floor(e.tileSize/2),e.zoomOffset++,e.minZoom>0&&e.minZoom--,this.options.maxZoom--),this._url=t;var i=this.options.subdomains;"string"==typeof i&&(this.options.subdomains=i.split(""))},onAdd:function(t){this._map=t,this._initContainer(),this._createTileProto(),t.on({viewreset:this._resetCallback,moveend:this._update},this),this.options.updateWhenIdle||(this._limitedUpdate=n.Util.limitExecByInterval(this._update,150,this),t.on("move",this._limitedUpdate,this)),this._reset(),this._update()},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){this._container.parentNode.removeChild(this._container),t.off({viewreset:this._resetCallback,moveend:this._update},this),this.options.updateWhenIdle||t.off("move",this._limitedUpdate,this),this._container=null,this._map=null},bringToFront:function(){var t=this._map._panes.tilePane;return this._container&&(t.appendChild(this._container),this._setAutoZIndex(t,Math.max)),this},bringToBack:function(){var t=this._map._panes.tilePane;return this._container&&(t.insertBefore(this._container,t.firstChild),this._setAutoZIndex(t,Math.min)),this},getAttribution:function(){return this.options.attribution},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},setUrl:function(t,e){return this._url=t,e||this.redraw(),this},redraw:function(){return this._map&&(this._map._panes.tilePane.empty=!1,this._reset(!0),this._update()),this},_updateZIndex:function(){this._container&&this.options.zIndex!==i&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t,e){var i,n,o,s=t.children,a=-e(1/0,-1/0);for(n=0,o=s.length;o>n;n++)s[n]!==this._container&&(i=parseInt(s[n].style.zIndex,10),isNaN(i)||(a=e(a,i)));this.options.zIndex=this._container.style.zIndex=(isFinite(a)?a:0)+e(1,-1)},_updateOpacity:function(){var t,e=this._tiles;if(n.Browser.ie7||n.Browser.ie8)for(t in e)e.hasOwnProperty(t)&&n.DomUtil.setOpacity(e[t],this.options.opacity);else n.DomUtil.setOpacity(this._container,this.options.opacity);if(n.Browser.webkit)for(t in e)e.hasOwnProperty(t)&&(e[t].style.webkitTransform+=" translate(0,0)")},_initContainer:function(){var t=this._map._panes.tilePane;(!this._container||t.empty)&&(this._container=n.DomUtil.create("div","leaflet-layer"),this._updateZIndex(),t.appendChild(this._container),1>this.options.opacity&&this._updateOpacity())},_resetCallback:function(t){this._reset(t.hard)},_reset:function(t){var e=this._tiles;for(var i in e)e.hasOwnProperty(i)&&this.fire("tileunload",{tile:e[i]});this._tiles={},this._tilesToLoad=0,this.options.reuseTiles&&(this._unusedTiles=[]),t&&this._container&&(this._container.innerHTML=""),this._initContainer()},_update:function(){if(this._map){var t=this._map.getPixelBounds(),e=this._map.getZoom(),i=this.options.tileSize;if(!(e>this.options.maxZoom||this.options.minZoom>e)){var o=new n.Point(Math.floor(t.min.x/i),Math.floor(t.min.y/i)),s=new n.Point(Math.floor(t.max.x/i),Math.floor(t.max.y/i)),a=new n.Bounds(o,s);this._addTilesFromCenterOut(a),(this.options.unloadInvisibleTiles||this.options.reuseTiles)&&this._removeOtherTiles(a)}}},_addTilesFromCenterOut:function(t){var i,o,s,a=[],r=t.getCenter();for(i=t.min.y;t.max.y>=i;i++)for(o=t.min.x;t.max.x>=o;o++)s=new n.Point(o,i),this._tileShouldBeLoaded(s)&&a.push(s);var h=a.length;if(0!==h){a.sort(function(t,e){return t.distanceTo(r)-e.distanceTo(r)});var l=e.createDocumentFragment();for(this._tilesToLoad||this.fire("loading"),this._tilesToLoad+=h,o=0;h>o;o++)this._addTile(a[o],l);this._container.appendChild(l)}},_tileShouldBeLoaded:function(t){if(t.x+":"+t.y in this._tiles)return!1;if(!this.options.continuousWorld){var e=this._getWrapTileNum();if(this.options.noWrap&&(0>t.x||t.x>=e)||0>t.y||t.y>=e)return!1}return!0},_removeOtherTiles:function(t){var e,i,n,o;for(o in this._tiles)this._tiles.hasOwnProperty(o)&&(e=o.split(":"),i=parseInt(e[0],10),n=parseInt(e[1],10),(t.min.x>i||i>t.max.x||t.min.y>n||n>t.max.y)&&this._removeTile(o))},_removeTile:function(t){var e=this._tiles[t];this.fire("tileunload",{tile:e,url:e.src}),this.options.reuseTiles?(n.DomUtil.removeClass(e,"leaflet-tile-loaded"),this._unusedTiles.push(e)):e.parentNode===this._container&&this._container.removeChild(e),n.Browser.android||(e.src=n.Util.emptyImageUrl),delete this._tiles[t]},_addTile:function(t,e){var i=this._getTilePos(t),o=this._getTile();n.DomUtil.setPosition(o,i,n.Browser.chrome||n.Browser.android23),this._tiles[t.x+":"+t.y]=o,this._loadTile(o,t),o.parentNode!==this._container&&e.appendChild(o) +},_getZoomForUrl:function(){var t=this.options,e=this._map.getZoom();return t.zoomReverse&&(e=t.maxZoom-e),e+t.zoomOffset},_getTilePos:function(t){var e=this._map.getPixelOrigin(),i=this.options.tileSize;return t.multiplyBy(i).subtract(e)},getTileUrl:function(t){return this._adjustTilePoint(t),n.Util.template(this._url,n.extend({s:this._getSubdomain(t),z:this._getZoomForUrl(),x:t.x,y:t.y},this.options))},_getWrapTileNum:function(){return Math.pow(2,this._getZoomForUrl())},_adjustTilePoint:function(t){var e=this._getWrapTileNum();this.options.continuousWorld||this.options.noWrap||(t.x=(t.x%e+e)%e),this.options.tms&&(t.y=e-t.y-1)},_getSubdomain:function(t){var e=(t.x+t.y)%this.options.subdomains.length;return this.options.subdomains[e]},_createTileProto:function(){var t=this._tileImg=n.DomUtil.create("img","leaflet-tile");t.style.width=t.style.height=this.options.tileSize+"px",t.galleryimg="no"},_getTile:function(){if(this.options.reuseTiles&&this._unusedTiles.length>0){var t=this._unusedTiles.pop();return this._resetTile(t),t}return this._createTile()},_resetTile:function(){},_createTile:function(){var t=this._tileImg.cloneNode(!1);return t.onselectstart=t.onmousemove=n.Util.falseFn,(n.Browser.ie7||n.Browser.ie8)&&this.options.opacity!==i&&n.DomUtil.setOpacity(t,this.options.opacity),t},_loadTile:function(t,e){t._layer=this,t.onload=this._tileOnLoad,t.onerror=this._tileOnError,t.src=this.getTileUrl(e)},_tileLoaded:function(){this._tilesToLoad--,this._tilesToLoad||this.fire("load")},_tileOnLoad:function(){var t=this._layer;this.src!==n.Util.emptyImageUrl&&(n.DomUtil.addClass(this,"leaflet-tile-loaded"),t.fire("tileload",{tile:this,url:this.src})),t._tileLoaded()},_tileOnError:function(){var t=this._layer;t.fire("tileerror",{tile:this,url:this.src});var e=t.options.errorTileUrl;e&&(this.src=e),t._tileLoaded()}}),n.tileLayer=function(t,e){return new n.TileLayer(t,e)},n.TileLayer.WMS=n.TileLayer.extend({defaultWmsParams:{service:"WMS",request:"GetMap",version:"1.1.1",layers:"",styles:"",format:"image/jpeg",transparent:!1},initialize:function(t,e){this._url=t;var i=n.extend({},this.defaultWmsParams);i.width=i.height=e.detectRetina&&n.Browser.retina?2*this.options.tileSize:this.options.tileSize;for(var o in e)this.options.hasOwnProperty(o)||(i[o]=e[o]);this.wmsParams=i,n.setOptions(this,e)},onAdd:function(t){var e=parseFloat(this.wmsParams.version)>=1.3?"crs":"srs";this.wmsParams[e]=t.options.crs.code,n.TileLayer.prototype.onAdd.call(this,t)},getTileUrl:function(t,e){this._adjustTilePoint(t);var i=this._map,o=i.options.crs,s=this.options.tileSize,a=t.multiplyBy(s),r=a.add(new n.Point(s,s)),h=o.project(i.unproject(a,e)),l=o.project(i.unproject(r,e)),u=[h.x,l.y,l.x,h.y].join(","),c=n.Util.template(this._url,{s:this._getSubdomain(t)});return c+n.Util.getParamString(this.wmsParams,c)+"&bbox="+u},setParams:function(t,e){return n.extend(this.wmsParams,t),e||this.redraw(),this}}),n.tileLayer.wms=function(t,e){return new n.TileLayer.WMS(t,e)},n.TileLayer.Canvas=n.TileLayer.extend({options:{async:!1},initialize:function(t){n.setOptions(this,t)},redraw:function(){var t=this._tiles;for(var e in t)t.hasOwnProperty(e)&&this._redrawTile(t[e])},_redrawTile:function(t){this.drawTile(t,t._tilePoint,this._map._zoom)},_createTileProto:function(){var t=this._canvasProto=n.DomUtil.create("canvas","leaflet-tile");t.width=t.height=this.options.tileSize},_createTile:function(){var t=this._canvasProto.cloneNode(!1);return t.onselectstart=t.onmousemove=n.Util.falseFn,t},_loadTile:function(t,e){t._layer=this,t._tilePoint=e,this._redrawTile(t),this.options.async||this.tileDrawn(t)},drawTile:function(){},tileDrawn:function(t){this._tileOnLoad.call(t)}}),n.tileLayer.canvas=function(t){return new n.TileLayer.Canvas(t)},n.ImageOverlay=n.Class.extend({includes:n.Mixin.Events,options:{opacity:1},initialize:function(t,e,i){this._url=t,this._bounds=n.latLngBounds(e),n.setOptions(this,i)},onAdd:function(t){this._map=t,this._image||this._initImage(),t._panes.overlayPane.appendChild(this._image),t.on("viewreset",this._reset,this),t.options.zoomAnimation&&n.Browser.any3d&&t.on("zoomanim",this._animateZoom,this),this._reset()},onRemove:function(t){t.getPanes().overlayPane.removeChild(this._image),t.off("viewreset",this._reset,this),t.options.zoomAnimation&&t.off("zoomanim",this._animateZoom,this)},addTo:function(t){return t.addLayer(this),this},setOpacity:function(t){return this.options.opacity=t,this._updateOpacity(),this},bringToFront:function(){return this._image&&this._map._panes.overlayPane.appendChild(this._image),this},bringToBack:function(){var t=this._map._panes.overlayPane;return this._image&&t.insertBefore(this._image,t.firstChild),this},_initImage:function(){this._image=n.DomUtil.create("img","leaflet-image-layer"),this._map.options.zoomAnimation&&n.Browser.any3d?n.DomUtil.addClass(this._image,"leaflet-zoom-animated"):n.DomUtil.addClass(this._image,"leaflet-zoom-hide"),this._updateOpacity(),n.extend(this._image,{galleryimg:"no",onselectstart:n.Util.falseFn,onmousemove:n.Util.falseFn,onload:n.bind(this._onImageLoad,this),src:this._url})},_animateZoom:function(t){var e=this._map,i=this._image,o=e.getZoomScale(t.zoom),s=this._bounds.getNorthWest(),a=this._bounds.getSouthEast(),r=e._latLngToNewLayerPoint(s,t.zoom,t.center),h=e._latLngToNewLayerPoint(a,t.zoom,t.center)._subtract(r),l=r._add(h._multiplyBy(.5*(1-1/o)));i.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(l)+" scale("+o+") "},_reset:function(){var t=this._image,e=this._map.latLngToLayerPoint(this._bounds.getNorthWest()),i=this._map.latLngToLayerPoint(this._bounds.getSouthEast())._subtract(e);n.DomUtil.setPosition(t,e),t.style.width=i.x+"px",t.style.height=i.y+"px"},_onImageLoad:function(){this.fire("load")},_updateOpacity:function(){n.DomUtil.setOpacity(this._image,this.options.opacity)}}),n.imageOverlay=function(t,e,i){return new n.ImageOverlay(t,e,i)},n.Icon=n.Class.extend({options:{className:""},initialize:function(t){n.setOptions(this,t)},createIcon:function(){return this._createIcon("icon")},createShadow:function(){return this._createIcon("shadow")},_createIcon:function(t){var e=this._getIconUrl(t);if(!e){if("icon"===t)throw Error("iconUrl not set in Icon options (see the docs).");return null}var i=this._createImg(e);return this._setIconStyles(i,t),i},_setIconStyles:function(t,e){var i,o=this.options,s=n.point(o[e+"Size"]);i="shadow"===e?n.point(o.shadowAnchor||o.iconAnchor):n.point(o.iconAnchor),!i&&s&&(i=s.divideBy(2,!0)),t.className="leaflet-marker-"+e+" "+o.className,i&&(t.style.marginLeft=-i.x+"px",t.style.marginTop=-i.y+"px"),s&&(t.style.width=s.x+"px",t.style.height=s.y+"px")},_createImg:function(t){var i;return n.Browser.ie6?(i=e.createElement("div"),i.style.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+t+'")'):(i=e.createElement("img"),i.src=t),i},_getIconUrl:function(t){return n.Browser.retina&&this.options[t+"RetinaUrl"]?this.options[t+"RetinaUrl"]:this.options[t+"Url"]}}),n.icon=function(t){return new n.Icon(t)},n.Icon.Default=n.Icon.extend({options:{iconSize:new n.Point(25,41),iconAnchor:new n.Point(12,41),popupAnchor:new n.Point(1,-34),shadowSize:new n.Point(41,41)},_getIconUrl:function(t){var e=t+"Url";if(this.options[e])return this.options[e];n.Browser.retina&&"icon"===t&&(t+="@2x");var i=n.Icon.Default.imagePath;if(!i)throw Error("Couldn't autodetect L.Icon.Default.imagePath, set it manually.");return i+"/marker-"+t+".png"}}),n.Icon.Default.imagePath=function(){var t,i,n,o,s=e.getElementsByTagName("script"),a=/\/?leaflet[\-\._]?([\w\-\._]*)\.js\??/;for(t=0,i=s.length;i>t;t++)if(n=s[t].src,o=n.match(a))return n.split(a)[0]+"/images"}(),n.Marker=n.Class.extend({includes:n.Mixin.Events,options:{icon:new n.Icon.Default,title:"",clickable:!0,draggable:!1,zIndexOffset:0,opacity:1,riseOnHover:!1,riseOffset:250},initialize:function(t,e){n.setOptions(this,e),this._latlng=n.latLng(t)},onAdd:function(t){this._map=t,t.on("viewreset",this.update,this),this._initIcon(),this.update(),t.options.zoomAnimation&&t.options.markerZoomAnimation&&t.on("zoomanim",this._animateZoom,this)},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){this._removeIcon(),this.fire("remove"),t.off({viewreset:this.update,zoomanim:this._animateZoom},this),this._map=null},getLatLng:function(){return this._latlng},setLatLng:function(t){return this._latlng=n.latLng(t),this.update(),this.fire("move",{latlng:this._latlng})},setZIndexOffset:function(t){return this.options.zIndexOffset=t,this.update(),this},setIcon:function(t){return this._map&&this._removeIcon(),this.options.icon=t,this._map&&(this._initIcon(),this.update()),this},update:function(){if(this._icon){var t=this._map.latLngToLayerPoint(this._latlng).round();this._setPos(t)}return this},_initIcon:function(){var t=this.options,e=this._map,i=e.options.zoomAnimation&&e.options.markerZoomAnimation,o=i?"leaflet-zoom-animated":"leaflet-zoom-hide",s=!1;this._icon||(this._icon=t.icon.createIcon(),t.title&&(this._icon.title=t.title),this._initInteraction(),s=1>this.options.opacity,n.DomUtil.addClass(this._icon,o),t.riseOnHover&&n.DomEvent.on(this._icon,"mouseover",this._bringToFront,this).on(this._icon,"mouseout",this._resetZIndex,this)),this._shadow||(this._shadow=t.icon.createShadow(),this._shadow&&(n.DomUtil.addClass(this._shadow,o),s=1>this.options.opacity)),s&&this._updateOpacity();var a=this._map._panes;a.markerPane.appendChild(this._icon),this._shadow&&a.shadowPane.appendChild(this._shadow)},_removeIcon:function(){var t=this._map._panes;this.options.riseOnHover&&n.DomEvent.off(this._icon,"mouseover",this._bringToFront).off(this._icon,"mouseout",this._resetZIndex),t.markerPane.removeChild(this._icon),this._shadow&&t.shadowPane.removeChild(this._shadow),this._icon=this._shadow=null},_setPos:function(t){n.DomUtil.setPosition(this._icon,t),this._shadow&&n.DomUtil.setPosition(this._shadow,t),this._zIndex=t.y+this.options.zIndexOffset,this._resetZIndex()},_updateZIndex:function(t){this._icon.style.zIndex=this._zIndex+t},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);this._setPos(e)},_initInteraction:function(){if(this.options.clickable){var t=this._icon,e=["dblclick","mousedown","mouseover","mouseout","contextmenu"];n.DomUtil.addClass(t,"leaflet-clickable"),n.DomEvent.on(t,"click",this._onMouseClick,this);for(var i=0;e.length>i;i++)n.DomEvent.on(t,e[i],this._fireMouseEvent,this);n.Handler.MarkerDrag&&(this.dragging=new n.Handler.MarkerDrag(this),this.options.draggable&&this.dragging.enable())}},_onMouseClick:function(t){var e=this.dragging&&this.dragging.moved();(this.hasEventListeners(t.type)||e)&&n.DomEvent.stopPropagation(t),e||(this.dragging&&this.dragging._enabled||!this._map.dragging||!this._map.dragging.moved())&&this.fire(t.type,{originalEvent:t})},_fireMouseEvent:function(t){this.fire(t.type,{originalEvent:t}),"contextmenu"===t.type&&this.hasEventListeners(t.type)&&n.DomEvent.preventDefault(t),"mousedown"!==t.type&&n.DomEvent.stopPropagation(t)},setOpacity:function(t){this.options.opacity=t,this._map&&this._updateOpacity()},_updateOpacity:function(){n.DomUtil.setOpacity(this._icon,this.options.opacity),this._shadow&&n.DomUtil.setOpacity(this._shadow,this.options.opacity)},_bringToFront:function(){this._updateZIndex(this.options.riseOffset)},_resetZIndex:function(){this._updateZIndex(0)}}),n.marker=function(t,e){return new n.Marker(t,e)},n.DivIcon=n.Icon.extend({options:{iconSize:new n.Point(12,12),className:"leaflet-div-icon"},createIcon:function(){var t=e.createElement("div"),i=this.options;return i.html&&(t.innerHTML=i.html),i.bgPos&&(t.style.backgroundPosition=-i.bgPos.x+"px "+-i.bgPos.y+"px"),this._setIconStyles(t,"icon"),t},createShadow:function(){return null}}),n.divIcon=function(t){return new n.DivIcon(t)},n.Map.mergeOptions({closePopupOnClick:!0}),n.Popup=n.Class.extend({includes:n.Mixin.Events,options:{minWidth:50,maxWidth:300,maxHeight:null,autoPan:!0,closeButton:!0,offset:new n.Point(0,6),autoPanPadding:new n.Point(5,5),className:"",zoomAnimation:!0},initialize:function(t,e){n.setOptions(this,t),this._source=e,this._animated=n.Browser.any3d&&this.options.zoomAnimation},onAdd:function(t){this._map=t,this._container||this._initLayout(),this._updateContent();var e=t.options.fadeAnimation;e&&n.DomUtil.setOpacity(this._container,0),t._panes.popupPane.appendChild(this._container),t.on("viewreset",this._updatePosition,this),this._animated&&t.on("zoomanim",this._zoomAnimation,this),t.options.closePopupOnClick&&t.on("preclick",this._close,this),this._update(),e&&n.DomUtil.setOpacity(this._container,1)},addTo:function(t){return t.addLayer(this),this},openOn:function(t){return t.openPopup(this),this},onRemove:function(t){t._panes.popupPane.removeChild(this._container),n.Util.falseFn(this._container.offsetWidth),t.off({viewreset:this._updatePosition,preclick:this._close,zoomanim:this._zoomAnimation},this),t.options.fadeAnimation&&n.DomUtil.setOpacity(this._container,0),this._map=null},setLatLng:function(t){return this._latlng=n.latLng(t),this._update(),this},setContent:function(t){return this._content=t,this._update(),this},_close:function(){var t=this._map;t&&(t._popup=null,t.removeLayer(this).fire("popupclose",{popup:this}))},_initLayout:function(){var t,e="leaflet-popup",i=e+" "+this.options.className+" leaflet-zoom-"+(this._animated?"animated":"hide"),o=this._container=n.DomUtil.create("div",i);this.options.closeButton&&(t=this._closeButton=n.DomUtil.create("a",e+"-close-button",o),t.href="#close",t.innerHTML="×",n.DomEvent.on(t,"click",this._onCloseButtonClick,this));var s=this._wrapper=n.DomUtil.create("div",e+"-content-wrapper",o);n.DomEvent.disableClickPropagation(s),this._contentNode=n.DomUtil.create("div",e+"-content",s),n.DomEvent.on(this._contentNode,"mousewheel",n.DomEvent.stopPropagation),this._tipContainer=n.DomUtil.create("div",e+"-tip-container",o),this._tip=n.DomUtil.create("div",e+"-tip",this._tipContainer)},_update:function(){this._map&&(this._container.style.visibility="hidden",this._updateContent(),this._updateLayout(),this._updatePosition(),this._container.style.visibility="",this._adjustPan())},_updateContent:function(){if(this._content){if("string"==typeof this._content)this._contentNode.innerHTML=this._content;else{for(;this._contentNode.hasChildNodes();)this._contentNode.removeChild(this._contentNode.firstChild);this._contentNode.appendChild(this._content)}this.fire("contentupdate")}},_updateLayout:function(){var t=this._contentNode,e=t.style;e.width="",e.whiteSpace="nowrap";var i=t.offsetWidth;i=Math.min(i,this.options.maxWidth),i=Math.max(i,this.options.minWidth),e.width=i+1+"px",e.whiteSpace="",e.height="";var o=t.offsetHeight,s=this.options.maxHeight,a="leaflet-popup-scrolled";s&&o>s?(e.height=s+"px",n.DomUtil.addClass(t,a)):n.DomUtil.removeClass(t,a),this._containerWidth=this._container.offsetWidth},_updatePosition:function(){if(this._map){var t=this._map.latLngToLayerPoint(this._latlng),e=this._animated,i=this.options.offset;e&&n.DomUtil.setPosition(this._container,t),this._containerBottom=-i.y-(e?0:t.y),this._containerLeft=-Math.round(this._containerWidth/2)+i.x+(e?0:t.x),this._container.style.bottom=this._containerBottom+"px",this._container.style.left=this._containerLeft+"px"}},_zoomAnimation:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);n.DomUtil.setPosition(this._container,e)},_adjustPan:function(){if(this.options.autoPan){var t=this._map,e=this._container.offsetHeight,i=this._containerWidth,o=new n.Point(this._containerLeft,-e-this._containerBottom);this._animated&&o._add(n.DomUtil.getPosition(this._container));var s=t.layerPointToContainerPoint(o),a=this.options.autoPanPadding,r=t.getSize(),h=0,l=0;0>s.x&&(h=s.x-a.x),s.x+i>r.x&&(h=s.x+i-r.x+a.x),0>s.y&&(l=s.y-a.y),s.y+e>r.y&&(l=s.y+e-r.y+a.y),(h||l)&&t.panBy(new n.Point(h,l))}},_onCloseButtonClick:function(t){this._close(),n.DomEvent.stop(t)}}),n.popup=function(t,e){return new n.Popup(t,e)},n.Marker.include({openPopup:function(){return this._popup&&this._map&&(this._popup.setLatLng(this._latlng),this._map.openPopup(this._popup)),this},closePopup:function(){return this._popup&&this._popup._close(),this},bindPopup:function(t,e){var i=n.point(this.options.icon.options.popupAnchor)||new n.Point(0,0);return i=i.add(n.Popup.prototype.options.offset),e&&e.offset&&(i=i.add(e.offset)),e=n.extend({offset:i},e),this._popup||this.on("click",this.openPopup,this).on("remove",this.closePopup,this).on("move",this._movePopup,this),this._popup=new n.Popup(e,this).setContent(t),this},unbindPopup:function(){return this._popup&&(this._popup=null,this.off("click",this.openPopup).off("remove",this.closePopup).off("move",this._movePopup)),this},_movePopup:function(t){this._popup.setLatLng(t.latlng)}}),n.Map.include({openPopup:function(t){return this.closePopup(),this._popup=t,this.addLayer(t).fire("popupopen",{popup:this._popup})},closePopup:function(){return this._popup&&this._popup._close(),this}}),n.LayerGroup=n.Class.extend({initialize:function(t){this._layers={};var e,i;if(t)for(e=0,i=t.length;i>e;e++)this.addLayer(t[e])},addLayer:function(t){var e=n.stamp(t);return this._layers[e]=t,this._map&&this._map.addLayer(t),this},removeLayer:function(t){var e=n.stamp(t);return delete this._layers[e],this._map&&this._map.removeLayer(t),this},clearLayers:function(){return this.eachLayer(this.removeLayer,this),this},invoke:function(t){var e,i,n=Array.prototype.slice.call(arguments,1);for(e in this._layers)this._layers.hasOwnProperty(e)&&(i=this._layers[e],i[t]&&i[t].apply(i,n));return this},onAdd:function(t){this._map=t,this.eachLayer(t.addLayer,t)},onRemove:function(t){this.eachLayer(t.removeLayer,t),this._map=null},addTo:function(t){return t.addLayer(this),this},eachLayer:function(t,e){for(var i in this._layers)this._layers.hasOwnProperty(i)&&t.call(e,this._layers[i])},setZIndex:function(t){return this.invoke("setZIndex",t)}}),n.layerGroup=function(t){return new n.LayerGroup(t)},n.FeatureGroup=n.LayerGroup.extend({includes:n.Mixin.Events,statics:{EVENTS:"click dblclick mouseover mouseout mousemove contextmenu"},addLayer:function(t){return this._layers[n.stamp(t)]?this:(t.on(n.FeatureGroup.EVENTS,this._propagateEvent,this),n.LayerGroup.prototype.addLayer.call(this,t),this._popupContent&&t.bindPopup&&t.bindPopup(this._popupContent,this._popupOptions),this.fire("layeradd",{layer:t}))},removeLayer:function(t){return t.off(n.FeatureGroup.EVENTS,this._propagateEvent,this),n.LayerGroup.prototype.removeLayer.call(this,t),this._popupContent&&this.invoke("unbindPopup"),this.fire("layerremove",{layer:t})},bindPopup:function(t,e){return this._popupContent=t,this._popupOptions=e,this.invoke("bindPopup",t,e)},setStyle:function(t){return this.invoke("setStyle",t)},bringToFront:function(){return this.invoke("bringToFront")},bringToBack:function(){return this.invoke("bringToBack")},getBounds:function(){var t=new n.LatLngBounds;return this.eachLayer(function(e){t.extend(e instanceof n.Marker?e.getLatLng():e.getBounds())}),t},_propagateEvent:function(t){t.layer=t.target,t.target=this,this.fire(t.type,t)}}),n.featureGroup=function(t){return new n.FeatureGroup(t)},n.Path=n.Class.extend({includes:[n.Mixin.Events],statics:{CLIP_PADDING:n.Browser.mobile?Math.max(0,Math.min(.5,(1280/Math.max(t.innerWidth,t.innerHeight)-1)/2)):.5},options:{stroke:!0,color:"#0033ff",dashArray:null,weight:5,opacity:.5,fill:!1,fillColor:null,fillOpacity:.2,clickable:!0},initialize:function(t){n.setOptions(this,t)},onAdd:function(t){this._map=t,this._container||(this._initElements(),this._initEvents()),this.projectLatlngs(),this._updatePath(),this._container&&this._map._pathRoot.appendChild(this._container),this.fire("add"),t.on({viewreset:this.projectLatlngs,moveend:this._updatePath},this)},addTo:function(t){return t.addLayer(this),this},onRemove:function(t){t._pathRoot.removeChild(this._container),this.fire("remove"),this._map=null,n.Browser.vml&&(this._container=null,this._stroke=null,this._fill=null),t.off({viewreset:this.projectLatlngs,moveend:this._updatePath},this)},projectLatlngs:function(){},setStyle:function(t){return n.setOptions(this,t),this._container&&this._updateStyle(),this},redraw:function(){return this._map&&(this.projectLatlngs(),this._updatePath()),this}}),n.Map.include({_updatePathViewport:function(){var t=n.Path.CLIP_PADDING,e=this.getSize(),i=n.DomUtil.getPosition(this._mapPane),o=i.multiplyBy(-1)._subtract(e.multiplyBy(t)._round()),s=o.add(e.multiplyBy(1+2*t)._round());this._pathViewport=new n.Bounds(o,s)}}),n.Path.SVG_NS="http://www.w3.org/2000/svg",n.Browser.svg=!(!e.createElementNS||!e.createElementNS(n.Path.SVG_NS,"svg").createSVGRect),n.Path=n.Path.extend({statics:{SVG:n.Browser.svg},bringToFront:function(){var t=this._map._pathRoot,e=this._container;return e&&t.lastChild!==e&&t.appendChild(e),this},bringToBack:function(){var t=this._map._pathRoot,e=this._container,i=t.firstChild;return e&&i!==e&&t.insertBefore(e,i),this},getPathString:function(){},_createElement:function(t){return e.createElementNS(n.Path.SVG_NS,t)},_initElements:function(){this._map._initPathRoot(),this._initPath(),this._initStyle()},_initPath:function(){this._container=this._createElement("g"),this._path=this._createElement("path"),this._container.appendChild(this._path)},_initStyle:function(){this.options.stroke&&(this._path.setAttribute("stroke-linejoin","round"),this._path.setAttribute("stroke-linecap","round")),this.options.fill&&this._path.setAttribute("fill-rule","evenodd"),this._updateStyle()},_updateStyle:function(){this.options.stroke?(this._path.setAttribute("stroke",this.options.color),this._path.setAttribute("stroke-opacity",this.options.opacity),this._path.setAttribute("stroke-width",this.options.weight),this.options.dashArray?this._path.setAttribute("stroke-dasharray",this.options.dashArray):this._path.removeAttribute("stroke-dasharray")):this._path.setAttribute("stroke","none"),this.options.fill?(this._path.setAttribute("fill",this.options.fillColor||this.options.color),this._path.setAttribute("fill-opacity",this.options.fillOpacity)):this._path.setAttribute("fill","none")},_updatePath:function(){var t=this.getPathString();t||(t="M0 0"),this._path.setAttribute("d",t)},_initEvents:function(){if(this.options.clickable){(n.Browser.svg||!n.Browser.vml)&&this._path.setAttribute("class","leaflet-clickable"),n.DomEvent.on(this._container,"click",this._onMouseClick,this);for(var t=["dblclick","mousedown","mouseover","mouseout","mousemove","contextmenu"],e=0;t.length>e;e++)n.DomEvent.on(this._container,t[e],this._fireMouseEvent,this)}},_onMouseClick:function(t){this._map.dragging&&this._map.dragging.moved()||this._fireMouseEvent(t)},_fireMouseEvent:function(t){if(this.hasEventListeners(t.type)){var e=this._map,i=e.mouseEventToContainerPoint(t),o=e.containerPointToLayerPoint(i),s=e.layerPointToLatLng(o);this.fire(t.type,{latlng:s,layerPoint:o,containerPoint:i,originalEvent:t}),"contextmenu"===t.type&&n.DomEvent.preventDefault(t),"mousemove"!==t.type&&n.DomEvent.stopPropagation(t)}}}),n.Map.include({_initPathRoot:function(){this._pathRoot||(this._pathRoot=n.Path.prototype._createElement("svg"),this._panes.overlayPane.appendChild(this._pathRoot),this.options.zoomAnimation&&n.Browser.any3d?(this._pathRoot.setAttribute("class"," leaflet-zoom-animated"),this.on({zoomanim:this._animatePathZoom,zoomend:this._endPathZoom})):this._pathRoot.setAttribute("class"," leaflet-zoom-hide"),this.on("moveend",this._updateSvgViewport),this._updateSvgViewport())},_animatePathZoom:function(t){var e=this.getZoomScale(t.zoom),i=this._getCenterOffset(t.center)._multiplyBy(-e)._add(this._pathViewport.min);this._pathRoot.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(i)+" scale("+e+") ",this._pathZooming=!0},_endPathZoom:function(){this._pathZooming=!1},_updateSvgViewport:function(){if(!this._pathZooming){this._updatePathViewport();var t=this._pathViewport,e=t.min,i=t.max,o=i.x-e.x,s=i.y-e.y,a=this._pathRoot,r=this._panes.overlayPane;n.Browser.mobileWebkit&&r.removeChild(a),n.DomUtil.setPosition(a,e),a.setAttribute("width",o),a.setAttribute("height",s),a.setAttribute("viewBox",[e.x,e.y,o,s].join(" ")),n.Browser.mobileWebkit&&r.appendChild(a)}}}),n.Path.include({bindPopup:function(t,e){return(!this._popup||e)&&(this._popup=new n.Popup(e,this)),this._popup.setContent(t),this._popupHandlersAdded||(this.on("click",this._openPopup,this).on("remove",this.closePopup,this),this._popupHandlersAdded=!0),this},unbindPopup:function(){return this._popup&&(this._popup=null,this.off("click",this._openPopup).off("remove",this.closePopup),this._popupHandlersAdded=!1),this},openPopup:function(t){return this._popup&&(t=t||this._latlng||this._latlngs[Math.floor(this._latlngs.length/2)],this._openPopup({latlng:t})),this},closePopup:function(){return this._popup&&this._popup._close(),this},_openPopup:function(t){this._popup.setLatLng(t.latlng),this._map.openPopup(this._popup)}}),n.Browser.vml=!n.Browser.svg&&function(){try{var t=e.createElement("div");t.innerHTML='';var i=t.firstChild;return i.style.behavior="url(#default#VML)",i&&"object"==typeof i.adj}catch(n){return!1}}(),n.Path=n.Browser.svg||!n.Browser.vml?n.Path:n.Path.extend({statics:{VML:!0,CLIP_PADDING:.02},_createElement:function(){try{return e.namespaces.add("lvml","urn:schemas-microsoft-com:vml"),function(t){return e.createElement("')}}catch(t){return function(t){return e.createElement("<"+t+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}}(),_initPath:function(){var t=this._container=this._createElement("shape");n.DomUtil.addClass(t,"leaflet-vml-shape"),this.options.clickable&&n.DomUtil.addClass(t,"leaflet-clickable"),t.coordsize="1 1",this._path=this._createElement("path"),t.appendChild(this._path),this._map._pathRoot.appendChild(t)},_initStyle:function(){this._updateStyle()},_updateStyle:function(){var t=this._stroke,e=this._fill,i=this.options,n=this._container;n.stroked=i.stroke,n.filled=i.fill,i.stroke?(t||(t=this._stroke=this._createElement("stroke"),t.endcap="round",n.appendChild(t)),t.weight=i.weight+"px",t.color=i.color,t.opacity=i.opacity,t.dashStyle=i.dashArray?i.dashArray instanceof Array?i.dashArray.join(" "):i.dashArray.replace(/ *, */g," "):""):t&&(n.removeChild(t),this._stroke=null),i.fill?(e||(e=this._fill=this._createElement("fill"),n.appendChild(e)),e.color=i.fillColor||i.color,e.opacity=i.fillOpacity):e&&(n.removeChild(e),this._fill=null)},_updatePath:function(){var t=this._container.style;t.display="none",this._path.v=this.getPathString()+" ",t.display=""}}),n.Map.include(n.Browser.svg||!n.Browser.vml?{}:{_initPathRoot:function(){if(!this._pathRoot){var t=this._pathRoot=e.createElement("div");t.className="leaflet-vml-container",this._panes.overlayPane.appendChild(t),this.on("moveend",this._updatePathViewport),this._updatePathViewport()}}}),n.Browser.canvas=function(){return!!e.createElement("canvas").getContext}(),n.Path=n.Path.SVG&&!t.L_PREFER_CANVAS||!n.Browser.canvas?n.Path:n.Path.extend({statics:{CANVAS:!0,SVG:!1},redraw:function(){return this._map&&(this.projectLatlngs(),this._requestUpdate()),this},setStyle:function(t){return n.setOptions(this,t),this._map&&(this._updateStyle(),this._requestUpdate()),this},onRemove:function(t){t.off("viewreset",this.projectLatlngs,this).off("moveend",this._updatePath,this),this.options.clickable&&this._map.off("click",this._onClick,this),this._requestUpdate(),this._map=null},_requestUpdate:function(){this._map&&!n.Path._updateRequest&&(n.Path._updateRequest=n.Util.requestAnimFrame(this._fireMapMoveEnd,this._map))},_fireMapMoveEnd:function(){n.Path._updateRequest=null,this.fire("moveend")},_initElements:function(){this._map._initPathRoot(),this._ctx=this._map._canvasCtx},_updateStyle:function(){var t=this.options;t.stroke&&(this._ctx.lineWidth=t.weight,this._ctx.strokeStyle=t.color),t.fill&&(this._ctx.fillStyle=t.fillColor||t.color)},_drawPath:function(){var t,e,i,o,s,a;for(this._ctx.beginPath(),t=0,i=this._parts.length;i>t;t++){for(e=0,o=this._parts[t].length;o>e;e++)s=this._parts[t][e],a=(0===e?"move":"line")+"To",this._ctx[a](s.x,s.y);this instanceof n.Polygon&&this._ctx.closePath()}},_checkIfEmpty:function(){return!this._parts.length},_updatePath:function(){if(!this._checkIfEmpty()){var t=this._ctx,e=this.options;this._drawPath(),t.save(),this._updateStyle(),e.fill&&(t.globalAlpha=e.fillOpacity,t.fill()),e.stroke&&(t.globalAlpha=e.opacity,t.stroke()),t.restore()}},_initEvents:function(){this.options.clickable&&this._map.on("click",this._onClick,this)},_onClick:function(t){this._containsPoint(t.layerPoint)&&this.fire("click",{latlng:t.latlng,layerPoint:t.layerPoint,containerPoint:t.containerPoint,originalEvent:t})}}),n.Map.include(n.Path.SVG&&!t.L_PREFER_CANVAS||!n.Browser.canvas?{}:{_initPathRoot:function(){var t,i=this._pathRoot;i||(i=this._pathRoot=e.createElement("canvas"),i.style.position="absolute",t=this._canvasCtx=i.getContext("2d"),t.lineCap="round",t.lineJoin="round",this._panes.overlayPane.appendChild(i),this.options.zoomAnimation&&(this._pathRoot.className="leaflet-zoom-animated",this.on("zoomanim",this._animatePathZoom),this.on("zoomend",this._endPathZoom)),this.on("moveend",this._updateCanvasViewport),this._updateCanvasViewport())},_updateCanvasViewport:function(){if(!this._pathZooming){this._updatePathViewport();var t=this._pathViewport,e=t.min,i=t.max.subtract(e),o=this._pathRoot;n.DomUtil.setPosition(o,e),o.width=i.x,o.height=i.y,o.getContext("2d").translate(-e.x,-e.y)}}}),n.LineUtil={simplify:function(t,e){if(!e||!t.length)return t.slice();var i=e*e;return t=this._reducePoints(t,i),t=this._simplifyDP(t,i)},pointToSegmentDistance:function(t,e,i){return Math.sqrt(this._sqClosestPointOnSegment(t,e,i,!0))},closestPointOnSegment:function(t,e,i){return this._sqClosestPointOnSegment(t,e,i)},_simplifyDP:function(t,e){var n=t.length,o=typeof Uint8Array!=i+""?Uint8Array:Array,s=new o(n);s[0]=s[n-1]=1,this._simplifyDPStep(t,s,e,0,n-1);var a,r=[];for(a=0;n>a;a++)s[a]&&r.push(t[a]);return r},_simplifyDPStep:function(t,e,i,n,o){var s,a,r,h=0;for(a=n+1;o-1>=a;a++)r=this._sqClosestPointOnSegment(t[a],t[n],t[o],!0),r>h&&(s=a,h=r);h>i&&(e[s]=1,this._simplifyDPStep(t,e,i,n,s),this._simplifyDPStep(t,e,i,s,o))},_reducePoints:function(t,e){for(var i=[t[0]],n=1,o=0,s=t.length;s>n;n++)this._sqDist(t[n],t[o])>e&&(i.push(t[n]),o=n);return s-1>o&&i.push(t[s-1]),i},clipSegment:function(t,e,i,n){var o,s,a,r=n?this._lastCode:this._getBitCode(t,i),h=this._getBitCode(e,i);for(this._lastCode=h;;){if(!(r|h))return[t,e];if(r&h)return!1;o=r||h,s=this._getEdgeIntersection(t,e,o,i),a=this._getBitCode(s,i),o===r?(t=s,r=a):(e=s,h=a)}},_getEdgeIntersection:function(t,e,o,s){var a=e.x-t.x,r=e.y-t.y,h=s.min,l=s.max;return 8&o?new n.Point(t.x+a*(l.y-t.y)/r,l.y):4&o?new n.Point(t.x+a*(h.y-t.y)/r,h.y):2&o?new n.Point(l.x,t.y+r*(l.x-t.x)/a):1&o?new n.Point(h.x,t.y+r*(h.x-t.x)/a):i},_getBitCode:function(t,e){var i=0;return t.xe.max.x&&(i|=2),t.ye.max.y&&(i|=8),i},_sqDist:function(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n},_sqClosestPointOnSegment:function(t,e,i,o){var s,a=e.x,r=e.y,h=i.x-a,l=i.y-r,u=h*h+l*l;return u>0&&(s=((t.x-a)*h+(t.y-r)*l)/u,s>1?(a=i.x,r=i.y):s>0&&(a+=h*s,r+=l*s)),h=t.x-a,l=t.y-r,o?h*h+l*l:new n.Point(a,r)}},n.Polyline=n.Path.extend({initialize:function(t,e){n.Path.prototype.initialize.call(this,e),this._latlngs=this._convertLatLngs(t)},options:{smoothFactor:1,noClip:!1},projectLatlngs:function(){this._originalPoints=[];for(var t=0,e=this._latlngs.length;e>t;t++)this._originalPoints[t]=this._map.latLngToLayerPoint(this._latlngs[t])},getPathString:function(){for(var t=0,e=this._parts.length,i="";e>t;t++)i+=this._getPathPartStr(this._parts[t]);return i},getLatLngs:function(){return this._latlngs},setLatLngs:function(t){return this._latlngs=this._convertLatLngs(t),this.redraw()},addLatLng:function(t){return this._latlngs.push(n.latLng(t)),this.redraw()},spliceLatLngs:function(){var t=[].splice.apply(this._latlngs,arguments); +return this._convertLatLngs(this._latlngs),this.redraw(),t},closestLayerPoint:function(t){for(var e,i,o=1/0,s=this._parts,a=null,r=0,h=s.length;h>r;r++)for(var l=s[r],u=1,c=l.length;c>u;u++){e=l[u-1],i=l[u];var _=n.LineUtil._sqClosestPointOnSegment(t,e,i,!0);o>_&&(o=_,a=n.LineUtil._sqClosestPointOnSegment(t,e,i))}return a&&(a.distance=Math.sqrt(o)),a},getBounds:function(){var t,e,i=new n.LatLngBounds,o=this.getLatLngs();for(t=0,e=o.length;e>t;t++)i.extend(o[t]);return i},_convertLatLngs:function(t){var e,i;for(e=0,i=t.length;i>e;e++){if(n.Util.isArray(t[e])&&"number"!=typeof t[e][0])return;t[e]=n.latLng(t[e])}return t},_initEvents:function(){n.Path.prototype._initEvents.call(this)},_getPathPartStr:function(t){for(var e,i=n.Path.VML,o=0,s=t.length,a="";s>o;o++)e=t[o],i&&e._round(),a+=(o?"L":"M")+e.x+" "+e.y;return a},_clipPoints:function(){var t,e,o,s=this._originalPoints,a=s.length;if(this.options.noClip)return this._parts=[s],i;this._parts=[];var r=this._parts,h=this._map._pathViewport,l=n.LineUtil;for(t=0,e=0;a-1>t;t++)o=l.clipSegment(s[t],s[t+1],h,t),o&&(r[e]=r[e]||[],r[e].push(o[0]),(o[1]!==s[t+1]||t===a-2)&&(r[e].push(o[1]),e++))},_simplifyPoints:function(){for(var t=this._parts,e=n.LineUtil,i=0,o=t.length;o>i;i++)t[i]=e.simplify(t[i],this.options.smoothFactor)},_updatePath:function(){this._map&&(this._clipPoints(),this._simplifyPoints(),n.Path.prototype._updatePath.call(this))}}),n.polyline=function(t,e){return new n.Polyline(t,e)},n.PolyUtil={},n.PolyUtil.clipPolygon=function(t,e){var i,o,s,a,r,h,l,u,c,_=[1,4,2,8],d=n.LineUtil;for(o=0,l=t.length;l>o;o++)t[o]._code=d._getBitCode(t[o],e);for(a=0;4>a;a++){for(u=_[a],i=[],o=0,l=t.length,s=l-1;l>o;s=o++)r=t[o],h=t[s],r._code&u?h._code&u||(c=d._getEdgeIntersection(h,r,u,e),c._code=d._getBitCode(c,e),i.push(c)):(h._code&u&&(c=d._getEdgeIntersection(h,r,u,e),c._code=d._getBitCode(c,e),i.push(c)),i.push(r));t=i}return t},n.Polygon=n.Polyline.extend({options:{fill:!0},initialize:function(t,e){n.Polyline.prototype.initialize.call(this,t,e),t&&n.Util.isArray(t[0])&&"number"!=typeof t[0][0]&&(this._latlngs=this._convertLatLngs(t[0]),this._holes=t.slice(1))},projectLatlngs:function(){if(n.Polyline.prototype.projectLatlngs.call(this),this._holePoints=[],this._holes){var t,e,i,o;for(t=0,i=this._holes.length;i>t;t++)for(this._holePoints[t]=[],e=0,o=this._holes[t].length;o>e;e++)this._holePoints[t][e]=this._map.latLngToLayerPoint(this._holes[t][e])}},_clipPoints:function(){var t=this._originalPoints,e=[];if(this._parts=[t].concat(this._holePoints),!this.options.noClip){for(var i=0,o=this._parts.length;o>i;i++){var s=n.PolyUtil.clipPolygon(this._parts[i],this._map._pathViewport);s.length&&e.push(s)}this._parts=e}},_getPathPartStr:function(t){var e=n.Polyline.prototype._getPathPartStr.call(this,t);return e+(n.Browser.svg?"z":"x")}}),n.polygon=function(t,e){return new n.Polygon(t,e)},function(){function t(t){return n.FeatureGroup.extend({initialize:function(t,e){this._layers={},this._options=e,this.setLatLngs(t)},setLatLngs:function(e){var i=0,n=e.length;for(this.eachLayer(function(t){n>i?t.setLatLngs(e[i++]):this.removeLayer(t)},this);n>i;)this.addLayer(new t(e[i++],this._options));return this}})}n.MultiPolyline=t(n.Polyline),n.MultiPolygon=t(n.Polygon),n.multiPolyline=function(t,e){return new n.MultiPolyline(t,e)},n.multiPolygon=function(t,e){return new n.MultiPolygon(t,e)}}(),n.Rectangle=n.Polygon.extend({initialize:function(t,e){n.Polygon.prototype.initialize.call(this,this._boundsToLatLngs(t),e)},setBounds:function(t){this.setLatLngs(this._boundsToLatLngs(t))},_boundsToLatLngs:function(t){return t=n.latLngBounds(t),[t.getSouthWest(),t.getNorthWest(),t.getNorthEast(),t.getSouthEast()]}}),n.rectangle=function(t,e){return new n.Rectangle(t,e)},n.Circle=n.Path.extend({initialize:function(t,e,i){n.Path.prototype.initialize.call(this,i),this._latlng=n.latLng(t),this._mRadius=e},options:{fill:!0},setLatLng:function(t){return this._latlng=n.latLng(t),this.redraw()},setRadius:function(t){return this._mRadius=t,this.redraw()},projectLatlngs:function(){var t=this._getLngRadius(),e=new n.LatLng(this._latlng.lat,this._latlng.lng-t),i=this._map.latLngToLayerPoint(e);this._point=this._map.latLngToLayerPoint(this._latlng),this._radius=Math.max(Math.round(this._point.x-i.x),1)},getBounds:function(){var t=this._getLngRadius(),e=360*(this._mRadius/40075017),i=this._latlng,o=new n.LatLng(i.lat-e,i.lng-t),s=new n.LatLng(i.lat+e,i.lng+t);return new n.LatLngBounds(o,s)},getLatLng:function(){return this._latlng},getPathString:function(){var t=this._point,e=this._radius;return this._checkIfEmpty()?"":n.Browser.svg?"M"+t.x+","+(t.y-e)+"A"+e+","+e+",0,1,1,"+(t.x-.1)+","+(t.y-e)+" z":(t._round(),e=Math.round(e),"AL "+t.x+","+t.y+" "+e+","+e+" 0,"+23592600)},getRadius:function(){return this._mRadius},_getLatRadius:function(){return 360*(this._mRadius/40075017)},_getLngRadius:function(){return this._getLatRadius()/Math.cos(n.LatLng.DEG_TO_RAD*this._latlng.lat)},_checkIfEmpty:function(){if(!this._map)return!1;var t=this._map._pathViewport,e=this._radius,i=this._point;return i.x-e>t.max.x||i.y-e>t.max.y||i.x+ei;i++)for(l=this._parts[i],o=0,r=l.length,s=r-1;r>o;s=o++)if((e||0!==o)&&(h=n.LineUtil.pointToSegmentDistance(t,l[s],l[o]),u>=h))return!0;return!1}}:{}),n.Polygon.include(n.Path.CANVAS?{_containsPoint:function(t){var e,i,o,s,a,r,h,l,u=!1;if(n.Polyline.prototype._containsPoint.call(this,t,!0))return!0;for(s=0,h=this._parts.length;h>s;s++)for(e=this._parts[s],a=0,l=e.length,r=l-1;l>a;r=a++)i=e[a],o=e[r],i.y>t.y!=o.y>t.y&&t.x<(o.x-i.x)*(t.y-i.y)/(o.y-i.y)+i.x&&(u=!u);return u}}:{}),n.Circle.include(n.Path.CANVAS?{_drawPath:function(){var t=this._point;this._ctx.beginPath(),this._ctx.arc(t.x,t.y,this._radius,0,2*Math.PI,!1)},_containsPoint:function(t){var e=this._point,i=this.options.stroke?this.options.weight/2:0;return t.distanceTo(e)<=this._radius+i}}:{}),n.GeoJSON=n.FeatureGroup.extend({initialize:function(t,e){n.setOptions(this,e),this._layers={},t&&this.addData(t)},addData:function(t){var e,i,o=n.Util.isArray(t)?t:t.features;if(o){for(e=0,i=o.length;i>e;e++)(o[e].geometries||o[e].geometry||o[e].features)&&this.addData(o[e]);return this}var s=this.options;if(!s.filter||s.filter(t)){var a=n.GeoJSON.geometryToLayer(t,s.pointToLayer);return a.feature=t,a.defaultOptions=a.options,this.resetStyle(a),s.onEachFeature&&s.onEachFeature(t,a),this.addLayer(a)}},resetStyle:function(t){var e=this.options.style;e&&(n.Util.extend(t.options,t.defaultOptions),this._setLayerStyle(t,e))},setStyle:function(t){this.eachLayer(function(e){this._setLayerStyle(e,t)},this)},_setLayerStyle:function(t,e){"function"==typeof e&&(e=e(t.feature)),t.setStyle&&t.setStyle(e)}}),n.extend(n.GeoJSON,{geometryToLayer:function(t,e){var i,o,s,a,r,h="Feature"===t.type?t.geometry:t,l=h.coordinates,u=[];switch(h.type){case"Point":return i=this.coordsToLatLng(l),e?e(t,i):new n.Marker(i);case"MultiPoint":for(s=0,a=l.length;a>s;s++)i=this.coordsToLatLng(l[s]),r=e?e(t,i):new n.Marker(i),u.push(r);return new n.FeatureGroup(u);case"LineString":return o=this.coordsToLatLngs(l),new n.Polyline(o);case"Polygon":return o=this.coordsToLatLngs(l,1),new n.Polygon(o);case"MultiLineString":return o=this.coordsToLatLngs(l,1),new n.MultiPolyline(o);case"MultiPolygon":return o=this.coordsToLatLngs(l,2),new n.MultiPolygon(o);case"GeometryCollection":for(s=0,a=h.geometries.length;a>s;s++)r=this.geometryToLayer({geometry:h.geometries[s],type:"Feature",properties:t.properties},e),u.push(r);return new n.FeatureGroup(u);default:throw Error("Invalid GeoJSON object.")}},coordsToLatLng:function(t,e){var i=parseFloat(t[e?0:1]),o=parseFloat(t[e?1:0]);return new n.LatLng(i,o)},coordsToLatLngs:function(t,e,i){var n,o,s,a=[];for(o=0,s=t.length;s>o;o++)n=e?this.coordsToLatLngs(t[o],e-1,i):this.coordsToLatLng(t[o],i),a.push(n);return a}}),n.geoJson=function(t,e){return new n.GeoJSON(t,e)},n.DomEvent={addListener:function(t,e,o,s){var a,r,h,l=n.stamp(o),u="_leaflet_"+e+l;return t[u]?this:(a=function(e){return o.call(s||t,e||n.DomEvent._getEvent())},n.Browser.msTouch&&0===e.indexOf("touch")?this.addMsTouchListener(t,e,a,l):(n.Browser.touch&&"dblclick"===e&&this.addDoubleTapListener&&this.addDoubleTapListener(t,a,l),"addEventListener"in t?"mousewheel"===e?(t.addEventListener("DOMMouseScroll",a,!1),t.addEventListener(e,a,!1)):"mouseenter"===e||"mouseleave"===e?(r=a,h="mouseenter"===e?"mouseover":"mouseout",a=function(e){return n.DomEvent._checkMouse(t,e)?r(e):i},t.addEventListener(h,a,!1)):t.addEventListener(e,a,!1):"attachEvent"in t&&t.attachEvent("on"+e,a),t[u]=a,this))},removeListener:function(t,e,i){var o=n.stamp(i),s="_leaflet_"+e+o,a=t[s];if(a)return n.Browser.msTouch&&0===e.indexOf("touch")?this.removeMsTouchListener(t,e,o):n.Browser.touch&&"dblclick"===e&&this.removeDoubleTapListener?this.removeDoubleTapListener(t,o):"removeEventListener"in t?"mousewheel"===e?(t.removeEventListener("DOMMouseScroll",a,!1),t.removeEventListener(e,a,!1)):"mouseenter"===e||"mouseleave"===e?t.removeEventListener("mouseenter"===e?"mouseover":"mouseout",a,!1):t.removeEventListener(e,a,!1):"detachEvent"in t&&t.detachEvent("on"+e,a),t[s]=null,this},stopPropagation:function(t){return t.stopPropagation?t.stopPropagation():t.cancelBubble=!0,this},disableClickPropagation:function(t){for(var e=n.DomEvent.stopPropagation,i=n.Draggable.START.length-1;i>=0;i--)n.DomEvent.addListener(t,n.Draggable.START[i],e);return n.DomEvent.addListener(t,"click",e).addListener(t,"dblclick",e)},preventDefault:function(t){return t.preventDefault?t.preventDefault():t.returnValue=!1,this},stop:function(t){return n.DomEvent.preventDefault(t).stopPropagation(t)},getMousePosition:function(t,i){var o=e.body,s=e.documentElement,a=t.pageX?t.pageX:t.clientX+o.scrollLeft+s.scrollLeft,r=t.pageY?t.pageY:t.clientY+o.scrollTop+s.scrollTop,h=new n.Point(a,r);return i?h._subtract(n.DomUtil.getViewportOffset(i)):h},getWheelDelta:function(t){var e=0;return t.wheelDelta&&(e=t.wheelDelta/120),t.detail&&(e=-t.detail/3),e},_checkMouse:function(t,e){var i=e.relatedTarget;if(!i)return!0;try{for(;i&&i!==t;)i=i.parentNode}catch(n){return!1}return i!==t},_getEvent:function(){var e=t.event;if(!e)for(var i=arguments.callee.caller;i&&(e=i.arguments[0],!e||t.Event!==e.constructor);)i=i.caller;return e}},n.DomEvent.on=n.DomEvent.addListener,n.DomEvent.off=n.DomEvent.removeListener,n.Draggable=n.Class.extend({includes:n.Mixin.Events,statics:{START:n.Browser.touch?["touchstart","mousedown"]:["mousedown"],END:{mousedown:"mouseup",touchstart:"touchend",MSPointerDown:"touchend"},MOVE:{mousedown:"mousemove",touchstart:"touchmove",MSPointerDown:"touchmove"},TAP_TOLERANCE:15},initialize:function(t,e,i){this._element=t,this._dragStartTarget=e||t,this._longPress=i&&!n.Browser.msTouch},enable:function(){if(!this._enabled){for(var t=n.Draggable.START.length-1;t>=0;t--)n.DomEvent.on(this._dragStartTarget,n.Draggable.START[t],this._onDown,this);this._enabled=!0}},disable:function(){if(this._enabled){for(var t=n.Draggable.START.length-1;t>=0;t--)n.DomEvent.off(this._dragStartTarget,n.Draggable.START[t],this._onDown,this);this._enabled=!1,this._moved=!1}},_onDown:function(t){if(!(!n.Browser.touch&&t.shiftKey||1!==t.which&&1!==t.button&&!t.touches||(n.DomEvent.preventDefault(t),n.DomEvent.stopPropagation(t),n.Draggable._disabled))){if(this._simulateClick=!0,t.touches&&t.touches.length>1)return this._simulateClick=!1,clearTimeout(this._longPressTimeout),i;var o=t.touches&&1===t.touches.length?t.touches[0]:t,s=o.target;n.Browser.touch&&"a"===s.tagName.toLowerCase()&&n.DomUtil.addClass(s,"leaflet-active"),this._moved=!1,this._moving||(this._startPoint=new n.Point(o.clientX,o.clientY),this._startPos=this._newPos=n.DomUtil.getPosition(this._element),t.touches&&1===t.touches.length&&n.Browser.touch&&this._longPress&&(this._longPressTimeout=setTimeout(n.bind(function(){var t=this._newPos&&this._newPos.distanceTo(this._startPos)||0;n.Draggable.TAP_TOLERANCE>t&&(this._simulateClick=!1,this._onUp(),this._simulateEvent("contextmenu",o))},this),1e3)),n.DomEvent.on(e,n.Draggable.MOVE[t.type],this._onMove,this),n.DomEvent.on(e,n.Draggable.END[t.type],this._onUp,this))}},_onMove:function(t){if(!(t.touches&&t.touches.length>1)){var e=t.touches&&1===t.touches.length?t.touches[0]:t,i=new n.Point(e.clientX,e.clientY),o=i.subtract(this._startPoint);(o.x||o.y)&&(n.DomEvent.preventDefault(t),this._moved||(this.fire("dragstart"),this._moved=!0,this._startPos=n.DomUtil.getPosition(this._element).subtract(o),n.Browser.touch||(n.DomUtil.disableTextSelection(),this._setMovingCursor())),this._newPos=this._startPos.add(o),this._moving=!0,n.Util.cancelAnimFrame(this._animRequest),this._animRequest=n.Util.requestAnimFrame(this._updatePosition,this,!0,this._dragStartTarget))}},_updatePosition:function(){this.fire("predrag"),n.DomUtil.setPosition(this._element,this._newPos),this.fire("drag")},_onUp:function(t){var i;if(clearTimeout(this._longPressTimeout),this._simulateClick&&t.changedTouches){var o=t.changedTouches[0],s=o.target,a=this._newPos&&this._newPos.distanceTo(this._startPos)||0;"a"===s.tagName.toLowerCase()&&n.DomUtil.removeClass(s,"leaflet-active"),n.Draggable.TAP_TOLERANCE>a&&(i=o)}n.Browser.touch||(n.DomUtil.enableTextSelection(),this._restoreCursor());for(var r in n.Draggable.MOVE)n.Draggable.MOVE.hasOwnProperty(r)&&(n.DomEvent.off(e,n.Draggable.MOVE[r],this._onMove),n.DomEvent.off(e,n.Draggable.END[r],this._onUp));this._moved&&(n.Util.cancelAnimFrame(this._animRequest),this.fire("dragend")),this._moving=!1,i&&(this._moved=!1,this._simulateEvent("click",i))},_setMovingCursor:function(){n.DomUtil.addClass(e.body,"leaflet-dragging")},_restoreCursor:function(){n.DomUtil.removeClass(e.body,"leaflet-dragging")},_simulateEvent:function(i,n){var o=e.createEvent("MouseEvents");o.initMouseEvent(i,!0,!0,t,1,n.screenX,n.screenY,n.clientX,n.clientY,!1,!1,!1,!1,0,null),n.target.dispatchEvent(o)}}),n.Handler=n.Class.extend({initialize:function(t){this._map=t},enable:function(){this._enabled||(this._enabled=!0,this.addHooks())},disable:function(){this._enabled&&(this._enabled=!1,this.removeHooks())},enabled:function(){return!!this._enabled}}),n.Map.mergeOptions({dragging:!0,inertia:!n.Browser.android23,inertiaDeceleration:3400,inertiaMaxSpeed:1/0,inertiaThreshold:n.Browser.touch?32:18,easeLinearity:.25,longPress:!0,worldCopyJump:!1}),n.Map.Drag=n.Handler.extend({addHooks:function(){if(!this._draggable){var t=this._map;this._draggable=new n.Draggable(t._mapPane,t._container,t.options.longPress),this._draggable.on({dragstart:this._onDragStart,drag:this._onDrag,dragend:this._onDragEnd},this),t.options.worldCopyJump&&(this._draggable.on("predrag",this._onPreDrag,this),t.on("viewreset",this._onViewReset,this))}this._draggable.enable()},removeHooks:function(){this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},_onDragStart:function(){var t=this._map;t._panAnim&&t._panAnim.stop(),t.fire("movestart").fire("dragstart"),t.options.inertia&&(this._positions=[],this._times=[])},_onDrag:function(){if(this._map.options.inertia){var t=this._lastTime=+new Date,e=this._lastPos=this._draggable._newPos;this._positions.push(e),this._times.push(t),t-this._times[0]>200&&(this._positions.shift(),this._times.shift())}this._map.fire("move").fire("drag")},_onViewReset:function(){var t=this._map.getSize()._divideBy(2),e=this._map.latLngToLayerPoint(new n.LatLng(0,0));this._initialWorldOffset=e.subtract(t).x,this._worldWidth=this._map.project(new n.LatLng(0,180)).x},_onPreDrag:function(){var t=this._worldWidth,e=Math.round(t/2),i=this._initialWorldOffset,n=this._draggable._newPos.x,o=(n-e+i)%t+e-i,s=(n+e+i)%t-e-i,a=Math.abs(o+i)e.inertiaThreshold||!this._positions[0];if(o)t.fire("moveend");else{var s=this._lastPos.subtract(this._positions[0]),a=(this._lastTime+i-this._times[0])/1e3,r=e.easeLinearity,h=s.multiplyBy(r/a),l=h.distanceTo(new n.Point(0,0)),u=Math.min(e.inertiaMaxSpeed,l),c=h.multiplyBy(u/l),_=u/(e.inertiaDeceleration*r),d=c.multiplyBy(-_/2).round();n.Util.requestAnimFrame(function(){t.panBy(d,_,r)})}t.fire("dragend"),e.maxBounds&&n.Util.requestAnimFrame(this._panInsideMaxBounds,t,!0,t._container)},_panInsideMaxBounds:function(){this.panInsideBounds(this.options.maxBounds)}}),n.Map.addInitHook("addHandler","dragging",n.Map.Drag),n.Map.mergeOptions({doubleClickZoom:!0}),n.Map.DoubleClickZoom=n.Handler.extend({addHooks:function(){this._map.on("dblclick",this._onDoubleClick)},removeHooks:function(){this._map.off("dblclick",this._onDoubleClick)},_onDoubleClick:function(t){this.setView(t.latlng,this._zoom+1)}}),n.Map.addInitHook("addHandler","doubleClickZoom",n.Map.DoubleClickZoom),n.Map.mergeOptions({scrollWheelZoom:!0}),n.Map.ScrollWheelZoom=n.Handler.extend({addHooks:function(){n.DomEvent.on(this._map._container,"mousewheel",this._onWheelScroll,this),this._delta=0},removeHooks:function(){n.DomEvent.off(this._map._container,"mousewheel",this._onWheelScroll)},_onWheelScroll:function(t){var e=n.DomEvent.getWheelDelta(t);this._delta+=e,this._lastMousePos=this._map.mouseEventToContainerPoint(t),this._startTime||(this._startTime=+new Date);var i=Math.max(40-(+new Date-this._startTime),0);clearTimeout(this._timer),this._timer=setTimeout(n.bind(this._performZoom,this),i),n.DomEvent.preventDefault(t),n.DomEvent.stopPropagation(t)},_performZoom:function(){var t=this._map,e=this._delta,i=t.getZoom();if(e=e>0?Math.ceil(e):Math.round(e),e=Math.max(Math.min(e,4),-4),e=t._limitZoom(i+e)-i,this._delta=0,this._startTime=null,e){var n=i+e,o=this._getCenterForScrollWheelZoom(n);t.setView(o,n)}},_getCenterForScrollWheelZoom:function(t){var e=this._map,i=e.getZoomScale(t),n=e.getSize()._divideBy(2),o=this._lastMousePos._subtract(n)._multiplyBy(1-1/i),s=e._getTopLeftPoint()._add(n)._add(o);return e.unproject(s)}}),n.Map.addInitHook("addHandler","scrollWheelZoom",n.Map.ScrollWheelZoom),n.extend(n.DomEvent,{_touchstart:n.Browser.msTouch?"MSPointerDown":"touchstart",_touchend:n.Browser.msTouch?"MSPointerUp":"touchend",addDoubleTapListener:function(t,i,o){function s(t){var e;if(n.Browser.msTouch?(p.push(t.pointerId),e=p.length):e=t.touches.length,!(e>1)){var i=Date.now(),o=i-(r||i);h=t.touches?t.touches[0]:t,l=o>0&&u>=o,r=i}}function a(t){if(n.Browser.msTouch){var e=p.indexOf(t.pointerId);if(-1===e)return;p.splice(e,1)}if(l){if(n.Browser.msTouch){var o,s={};for(var a in h)o=h[a],s[a]="function"==typeof o?o.bind(h):o;h=s}h.type="dblclick",i(h),r=null}}var r,h,l=!1,u=250,c="_leaflet_",_=this._touchstart,d=this._touchend,p=[];t[c+_+o]=s,t[c+d+o]=a;var m=n.Browser.msTouch?e.documentElement:t;return t.addEventListener(_,s,!1),m.addEventListener(d,a,!1),n.Browser.msTouch&&m.addEventListener("MSPointerCancel",a,!1),this},removeDoubleTapListener:function(t,i){var o="_leaflet_";return t.removeEventListener(this._touchstart,t[o+this._touchstart+i],!1),(n.Browser.msTouch?e.documentElement:t).removeEventListener(this._touchend,t[o+this._touchend+i],!1),n.Browser.msTouch&&e.documentElement.removeEventListener("MSPointerCancel",t[o+this._touchend+i],!1),this}}),n.extend(n.DomEvent,{_msTouches:[],_msDocumentListener:!1,addMsTouchListener:function(t,e,i,n){switch(e){case"touchstart":return this.addMsTouchListenerStart(t,e,i,n);case"touchend":return this.addMsTouchListenerEnd(t,e,i,n);case"touchmove":return this.addMsTouchListenerMove(t,e,i,n);default:throw"Unknown touch event type"}},addMsTouchListenerStart:function(t,i,n,o){var s="_leaflet_",a=this._msTouches,r=function(t){for(var e=!1,i=0;a.length>i;i++)if(a[i].pointerId===t.pointerId){e=!0;break}e||a.push(t),t.touches=a.slice(),t.changedTouches=[t],n(t)};if(t[s+"touchstart"+o]=r,t.addEventListener("MSPointerDown",r,!1),!this._msDocumentListener){var h=function(t){for(var e=0;a.length>e;e++)if(a[e].pointerId===t.pointerId){a.splice(e,1);break}};e.documentElement.addEventListener("MSPointerUp",h,!1),e.documentElement.addEventListener("MSPointerCancel",h,!1),this._msDocumentListener=!0}return this},addMsTouchListenerMove:function(t,e,i,n){function o(t){if(t.pointerType!==t.MSPOINTER_TYPE_MOUSE||0!==t.buttons){for(var e=0;a.length>e;e++)if(a[e].pointerId===t.pointerId){a[e]=t;break}t.touches=a.slice(),t.changedTouches=[t],i(t)}}var s="_leaflet_",a=this._msTouches;return t[s+"touchmove"+n]=o,t.addEventListener("MSPointerMove",o,!1),this},addMsTouchListenerEnd:function(t,e,i,n){var o="_leaflet_",s=this._msTouches,a=function(t){for(var e=0;s.length>e;e++)if(s[e].pointerId===t.pointerId){s.splice(e,1);break}t.touches=s.slice(),t.changedTouches=[t],i(t)};return t[o+"touchend"+n]=a,t.addEventListener("MSPointerUp",a,!1),t.addEventListener("MSPointerCancel",a,!1),this},removeMsTouchListener:function(t,e,i){var n="_leaflet_",o=t[n+e+i];switch(e){case"touchstart":t.removeEventListener("MSPointerDown",o,!1);break;case"touchmove":t.removeEventListener("MSPointerMove",o,!1);break;case"touchend":t.removeEventListener("MSPointerUp",o,!1),t.removeEventListener("MSPointerCancel",o,!1)}return this}}),n.Map.mergeOptions({touchZoom:n.Browser.touch&&!n.Browser.android23}),n.Map.TouchZoom=n.Handler.extend({addHooks:function(){n.DomEvent.on(this._map._container,"touchstart",this._onTouchStart,this)},removeHooks:function(){n.DomEvent.off(this._map._container,"touchstart",this._onTouchStart,this)},_onTouchStart:function(t){var i=this._map;if(t.touches&&2===t.touches.length&&!i._animatingZoom&&!this._zooming){var o=i.mouseEventToLayerPoint(t.touches[0]),s=i.mouseEventToLayerPoint(t.touches[1]),a=i._getCenterLayerPoint();this._startCenter=o.add(s)._divideBy(2),this._startDist=o.distanceTo(s),this._moved=!1,this._zooming=!0,this._centerOffset=a.subtract(this._startCenter),i._panAnim&&i._panAnim.stop(),n.DomEvent.on(e,"touchmove",this._onTouchMove,this).on(e,"touchend",this._onTouchEnd,this),n.DomEvent.preventDefault(t)}},_onTouchMove:function(t){if(t.touches&&2===t.touches.length){var e=this._map,i=e.mouseEventToLayerPoint(t.touches[0]),o=e.mouseEventToLayerPoint(t.touches[1]);this._scale=i.distanceTo(o)/this._startDist,this._delta=i._add(o)._divideBy(2)._subtract(this._startCenter),1!==this._scale&&(this._moved||(n.DomUtil.addClass(e._mapPane,"leaflet-zoom-anim leaflet-touching"),e.fire("movestart").fire("zoomstart")._prepareTileBg(),this._moved=!0),n.Util.cancelAnimFrame(this._animRequest),this._animRequest=n.Util.requestAnimFrame(this._updateOnMove,this,!0,this._map._container),n.DomEvent.preventDefault(t))}},_updateOnMove:function(){var t=this._map,e=this._getScaleOrigin(),i=t.layerPointToLatLng(e);t.fire("zoomanim",{center:i,zoom:t.getScaleZoom(this._scale)}),t._tileBg.style[n.DomUtil.TRANSFORM]=n.DomUtil.getTranslateString(this._delta)+" "+n.DomUtil.getScaleString(this._scale,this._startCenter)},_onTouchEnd:function(){if(this._moved&&this._zooming){var t=this._map;this._zooming=!1,n.DomUtil.removeClass(t._mapPane,"leaflet-touching"),n.DomEvent.off(e,"touchmove",this._onTouchMove).off(e,"touchend",this._onTouchEnd);var i=this._getScaleOrigin(),o=t.layerPointToLatLng(i),s=t.getZoom(),a=t.getScaleZoom(this._scale)-s,r=a>0?Math.ceil(a):Math.floor(a),h=t._limitZoom(s+r);t.fire("zoomanim",{center:o,zoom:h}),t._runAnimation(o,h,t.getZoomScale(h)/this._scale,i,!0)}},_getScaleOrigin:function(){var t=this._centerOffset.subtract(this._delta).divideBy(this._scale);return this._startCenter.add(t)}}),n.Map.addInitHook("addHandler","touchZoom",n.Map.TouchZoom),n.Map.mergeOptions({boxZoom:!0}),n.Map.BoxZoom=n.Handler.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane},addHooks:function(){n.DomEvent.on(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){n.DomEvent.off(this._container,"mousedown",this._onMouseDown)},_onMouseDown:function(t){return!t.shiftKey||1!==t.which&&1!==t.button?!1:(n.DomUtil.disableTextSelection(),this._startLayerPoint=this._map.mouseEventToLayerPoint(t),this._box=n.DomUtil.create("div","leaflet-zoom-box",this._pane),n.DomUtil.setPosition(this._box,this._startLayerPoint),this._container.style.cursor="crosshair",n.DomEvent.on(e,"mousemove",this._onMouseMove,this).on(e,"mouseup",this._onMouseUp,this).preventDefault(t),this._map.fire("boxzoomstart"),i)},_onMouseMove:function(t){var e=this._startLayerPoint,i=this._box,o=this._map.mouseEventToLayerPoint(t),s=o.subtract(e),a=new n.Point(Math.min(o.x,e.x),Math.min(o.y,e.y));n.DomUtil.setPosition(i,a),i.style.width=Math.max(0,Math.abs(s.x)-4)+"px",i.style.height=Math.max(0,Math.abs(s.y)-4)+"px"},_onMouseUp:function(t){this._pane.removeChild(this._box),this._container.style.cursor="",n.DomUtil.enableTextSelection(),n.DomEvent.off(e,"mousemove",this._onMouseMove).off(e,"mouseup",this._onMouseUp);var i=this._map,o=i.mouseEventToLayerPoint(t);if(!this._startLayerPoint.equals(o)){var s=new n.LatLngBounds(i.layerPointToLatLng(this._startLayerPoint),i.layerPointToLatLng(o));i.fitBounds(s),i.fire("boxzoomend",{boxZoomBounds:s})}}}),n.Map.addInitHook("addHandler","boxZoom",n.Map.BoxZoom),n.Map.mergeOptions({keyboard:!0,keyboardPanOffset:80,keyboardZoomOffset:1}),n.Map.Keyboard=n.Handler.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61],zoomOut:[189,109,173]},initialize:function(t){this._map=t,this._setPanOffset(t.options.keyboardPanOffset),this._setZoomOffset(t.options.keyboardZoomOffset)},addHooks:function(){var t=this._map._container;-1===t.tabIndex&&(t.tabIndex="0"),n.DomEvent.on(t,"focus",this._onFocus,this).on(t,"blur",this._onBlur,this).on(t,"mousedown",this._onMouseDown,this),this._map.on("focus",this._addHooks,this).on("blur",this._removeHooks,this)},removeHooks:function(){this._removeHooks();var t=this._map._container;n.DomEvent.off(t,"focus",this._onFocus,this).off(t,"blur",this._onBlur,this).off(t,"mousedown",this._onMouseDown,this),this._map.off("focus",this._addHooks,this).off("blur",this._removeHooks,this)},_onMouseDown:function(){this._focused||this._map._container.focus()},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanOffset:function(t){var e,i,n=this._panKeys={},o=this.keyCodes;for(e=0,i=o.left.length;i>e;e++)n[o.left[e]]=[-1*t,0];for(e=0,i=o.right.length;i>e;e++)n[o.right[e]]=[t,0];for(e=0,i=o.down.length;i>e;e++)n[o.down[e]]=[0,t];for(e=0,i=o.up.length;i>e;e++)n[o.up[e]]=[0,-1*t]},_setZoomOffset:function(t){var e,i,n=this._zoomKeys={},o=this.keyCodes;for(e=0,i=o.zoomIn.length;i>e;e++)n[o.zoomIn[e]]=t;for(e=0,i=o.zoomOut.length;i>e;e++)n[o.zoomOut[e]]=-t},_addHooks:function(){n.DomEvent.on(e,"keydown",this._onKeyDown,this)},_removeHooks:function(){n.DomEvent.off(e,"keydown",this._onKeyDown,this)},_onKeyDown:function(t){var e=t.keyCode,i=this._map;if(this._panKeys.hasOwnProperty(e))i.panBy(this._panKeys[e]),i.options.maxBounds&&i.panInsideBounds(i.options.maxBounds);else{if(!this._zoomKeys.hasOwnProperty(e))return;i.setZoom(i.getZoom()+this._zoomKeys[e])}n.DomEvent.stop(t)}}),n.Map.addInitHook("addHandler","keyboard",n.Map.Keyboard),n.Handler.MarkerDrag=n.Handler.extend({initialize:function(t){this._marker=t},addHooks:function(){var t=this._marker._icon;this._draggable||(this._draggable=new n.Draggable(t,t).on("dragstart",this._onDragStart,this).on("drag",this._onDrag,this).on("dragend",this._onDragEnd,this)),this._draggable.enable()},removeHooks:function(){this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},_onDragStart:function(){this._marker.closePopup().fire("movestart").fire("dragstart")},_onDrag:function(){var t=this._marker,e=t._shadow,i=n.DomUtil.getPosition(t._icon),o=t._map.layerPointToLatLng(i);e&&n.DomUtil.setPosition(e,i),t._latlng=o,t.fire("move",{latlng:o}).fire("drag")},_onDragEnd:function(){this._marker.fire("moveend").fire("dragend")}}),n.Handler.PolyEdit=n.Handler.extend({options:{icon:new n.DivIcon({iconSize:new n.Point(8,8),className:"leaflet-div-icon leaflet-editing-icon"})},initialize:function(t,e){this._poly=t,n.setOptions(this,e)},addHooks:function(){this._poly._map&&(this._markerGroup||this._initMarkers(),this._poly._map.addLayer(this._markerGroup))},removeHooks:function(){this._poly._map&&(this._poly._map.removeLayer(this._markerGroup),delete this._markerGroup,delete this._markers)},updateMarkers:function(){this._markerGroup.clearLayers(),this._initMarkers()},_initMarkers:function(){this._markerGroup||(this._markerGroup=new n.LayerGroup),this._markers=[];var t,e,i,o,s=this._poly._latlngs;for(t=0,i=s.length;i>t;t++)o=this._createMarker(s[t],t),o.on("click",this._onMarkerClick,this),this._markers.push(o);var a,r;for(t=0,e=i-1;i>t;e=t++)(0!==t||n.Polygon&&this._poly instanceof n.Polygon)&&(a=this._markers[e],r=this._markers[t],this._createMiddleMarker(a,r),this._updatePrevNext(a,r))},_createMarker:function(t,e){var i=new n.Marker(t,{draggable:!0,icon:this.options.icon});return i._origLatLng=t,i._index=e,i.on("drag",this._onMarkerDrag,this),i.on("dragend",this._fireEdit,this),this._markerGroup.addLayer(i),i},_fireEdit:function(){this._poly.fire("edit")},_onMarkerDrag:function(t){var e=t.target;n.extend(e._origLatLng,e._latlng),e._middleLeft&&e._middleLeft.setLatLng(this._getMiddleLatLng(e._prev,e)),e._middleRight&&e._middleRight.setLatLng(this._getMiddleLatLng(e,e._next)),this._poly.redraw()},_onMarkerClick:function(t){if(!(3>this._poly._latlngs.length)){var e=t.target,i=e._index;this._markerGroup.removeLayer(e),this._markers.splice(i,1),this._poly.spliceLatLngs(i,1),this._updateIndexes(i,-1),this._updatePrevNext(e._prev,e._next),e._middleLeft&&this._markerGroup.removeLayer(e._middleLeft),e._middleRight&&this._markerGroup.removeLayer(e._middleRight),e._prev&&e._next?this._createMiddleMarker(e._prev,e._next):e._prev?e._next||(e._prev._middleRight=null):e._next._middleLeft=null,this._poly.fire("edit")}},_updateIndexes:function(t,e){this._markerGroup.eachLayer(function(i){i._index>t&&(i._index+=e)})},_createMiddleMarker:function(t,e){var i,n,o,s=this._getMiddleLatLng(t,e),a=this._createMarker(s);a.setOpacity(.6),t._middleRight=e._middleLeft=a,n=function(){var n=e._index;a._index=n,a.off("click",i).on("click",this._onMarkerClick,this),s.lat=a.getLatLng().lat,s.lng=a.getLatLng().lng,this._poly.spliceLatLngs(n,0,s),this._markers.splice(n,0,a),a.setOpacity(1),this._updateIndexes(n,1),e._index++,this._updatePrevNext(t,a),this._updatePrevNext(a,e)},o=function(){a.off("dragstart",n,this),a.off("dragend",o,this),this._createMiddleMarker(t,a),this._createMiddleMarker(a,e)},i=function(){n.call(this),o.call(this),this._poly.fire("edit")},a.on("click",i,this).on("dragstart",n,this).on("dragend",o,this),this._markerGroup.addLayer(a)},_updatePrevNext:function(t,e){t&&(t._next=e),e&&(e._prev=t)},_getMiddleLatLng:function(t,e){var i=this._poly._map,n=i.latLngToLayerPoint(t.getLatLng()),o=i.latLngToLayerPoint(e.getLatLng());return i.layerPointToLatLng(n._add(o)._divideBy(2))}}),n.Polyline.addInitHook(function(){n.Handler.PolyEdit&&(this.editing=new n.Handler.PolyEdit(this),this.options.editable&&this.editing.enable()),this.on("add",function(){this.editing&&this.editing.enabled()&&this.editing.addHooks()}),this.on("remove",function(){this.editing&&this.editing.enabled()&&this.editing.removeHooks()})}),n.Control=n.Class.extend({options:{position:"topright"},initialize:function(t){n.setOptions(this,t) +},getPosition:function(){return this.options.position},setPosition:function(t){var e=this._map;return e&&e.removeControl(this),this.options.position=t,e&&e.addControl(this),this},addTo:function(t){this._map=t;var e=this._container=this.onAdd(t),i=this.getPosition(),o=t._controlCorners[i];return n.DomUtil.addClass(e,"leaflet-control"),-1!==i.indexOf("bottom")?o.insertBefore(e,o.firstChild):o.appendChild(e),this},removeFrom:function(t){var e=this.getPosition(),i=t._controlCorners[e];return i.removeChild(this._container),this._map=null,this.onRemove&&this.onRemove(t),this}}),n.control=function(t){return new n.Control(t)},n.Map.include({addControl:function(t){return t.addTo(this),this},removeControl:function(t){return t.removeFrom(this),this},_initControlPos:function(){function t(t,s){var a=i+t+" "+i+s;e[t+s]=n.DomUtil.create("div",a,o)}var e=this._controlCorners={},i="leaflet-",o=this._controlContainer=n.DomUtil.create("div",i+"control-container",this._container);t("top","left"),t("top","right"),t("bottom","left"),t("bottom","right")}}),n.Control.Zoom=n.Control.extend({options:{position:"topleft"},onAdd:function(t){var e="leaflet-control-zoom",i="leaflet-bar",o=i+"-part",s=n.DomUtil.create("div",e+" "+i);return this._map=t,this._zoomInButton=this._createButton("+","Zoom in",e+"-in "+o+" "+o+"-top",s,this._zoomIn,this),this._zoomOutButton=this._createButton("-","Zoom out",e+"-out "+o+" "+o+"-bottom",s,this._zoomOut,this),t.on("zoomend",this._updateDisabled,this),s},onRemove:function(t){t.off("zoomend",this._updateDisabled,this)},_zoomIn:function(t){this._map.zoomIn(t.shiftKey?3:1)},_zoomOut:function(t){this._map.zoomOut(t.shiftKey?3:1)},_createButton:function(t,e,i,o,s,a){var r=n.DomUtil.create("a",i,o);r.innerHTML=t,r.href="#",r.title=e;var h=n.DomEvent.stopPropagation;return n.DomEvent.on(r,"click",h).on(r,"mousedown",h).on(r,"dblclick",h).on(r,"click",n.DomEvent.preventDefault).on(r,"click",s,a),r},_updateDisabled:function(){var t=this._map,e="leaflet-control-zoom-disabled";n.DomUtil.removeClass(this._zoomInButton,e),n.DomUtil.removeClass(this._zoomOutButton,e),t._zoom===t.getMinZoom()&&n.DomUtil.addClass(this._zoomOutButton,e),t._zoom===t.getMaxZoom()&&n.DomUtil.addClass(this._zoomInButton,e)}}),n.Map.mergeOptions({zoomControl:!0}),n.Map.addInitHook(function(){this.options.zoomControl&&(this.zoomControl=new n.Control.Zoom,this.addControl(this.zoomControl))}),n.control.zoom=function(t){return new n.Control.Zoom(t)},n.Control.Attribution=n.Control.extend({options:{position:"bottomright",prefix:'Powered by Leaflet'},initialize:function(t){n.setOptions(this,t),this._attributions={}},onAdd:function(t){return this._container=n.DomUtil.create("div","leaflet-control-attribution"),n.DomEvent.disableClickPropagation(this._container),t.on("layeradd",this._onLayerAdd,this).on("layerremove",this._onLayerRemove,this),this._update(),this._container},onRemove:function(t){t.off("layeradd",this._onLayerAdd).off("layerremove",this._onLayerRemove)},setPrefix:function(t){return this.options.prefix=t,this._update(),this},addAttribution:function(t){return t?(this._attributions[t]||(this._attributions[t]=0),this._attributions[t]++,this._update(),this):i},removeAttribution:function(t){return t?(this._attributions[t]--,this._update(),this):i},_update:function(){if(this._map){var t=[];for(var e in this._attributions)this._attributions.hasOwnProperty(e)&&this._attributions[e]&&t.push(e);var i=[];this.options.prefix&&i.push(this.options.prefix),t.length&&i.push(t.join(", ")),this._container.innerHTML=i.join(" — ")}},_onLayerAdd:function(t){t.layer.getAttribution&&this.addAttribution(t.layer.getAttribution())},_onLayerRemove:function(t){t.layer.getAttribution&&this.removeAttribution(t.layer.getAttribution())}}),n.Map.mergeOptions({attributionControl:!0}),n.Map.addInitHook(function(){this.options.attributionControl&&(this.attributionControl=(new n.Control.Attribution).addTo(this))}),n.control.attribution=function(t){return new n.Control.Attribution(t)},n.Control.Scale=n.Control.extend({options:{position:"bottomleft",maxWidth:100,metric:!0,imperial:!0,updateWhenIdle:!1},onAdd:function(t){this._map=t;var e="leaflet-control-scale",i=n.DomUtil.create("div",e),o=this.options;return this._addScales(o,e,i),t.on(o.updateWhenIdle?"moveend":"move",this._update,this),t.whenReady(this._update,this),i},onRemove:function(t){t.off(this.options.updateWhenIdle?"moveend":"move",this._update,this)},_addScales:function(t,e,i){t.metric&&(this._mScale=n.DomUtil.create("div",e+"-line",i)),t.imperial&&(this._iScale=n.DomUtil.create("div",e+"-line",i))},_update:function(){var t=this._map.getBounds(),e=t.getCenter().lat,i=6378137*Math.PI*Math.cos(e*Math.PI/180),n=i*(t.getNorthEast().lng-t.getSouthWest().lng)/180,o=this._map.getSize(),s=this.options,a=0;o.x>0&&(a=n*(s.maxWidth/o.x)),this._updateScales(s,a)},_updateScales:function(t,e){t.metric&&e&&this._updateMetric(e),t.imperial&&e&&this._updateImperial(e)},_updateMetric:function(t){var e=this._getRoundNum(t);this._mScale.style.width=this._getScaleWidth(e/t)+"px",this._mScale.innerHTML=1e3>e?e+" m":e/1e3+" km"},_updateImperial:function(t){var e,i,n,o=3.2808399*t,s=this._iScale;o>5280?(e=o/5280,i=this._getRoundNum(e),s.style.width=this._getScaleWidth(i/e)+"px",s.innerHTML=i+" mi"):(n=this._getRoundNum(o),s.style.width=this._getScaleWidth(n/o)+"px",s.innerHTML=n+" ft")},_getScaleWidth:function(t){return Math.round(this.options.maxWidth*t)-10},_getRoundNum:function(t){var e=Math.pow(10,(Math.floor(t)+"").length-1),i=t/e;return i=i>=10?10:i>=5?5:i>=3?3:i>=2?2:1,e*i}}),n.control.scale=function(t){return new n.Control.Scale(t)},n.Control.Layers=n.Control.extend({options:{collapsed:!0,position:"topright",autoZIndex:!0},initialize:function(t,e,i){n.setOptions(this,i),this._layers={},this._lastZIndex=0,this._handlingClick=!1;for(var o in t)t.hasOwnProperty(o)&&this._addLayer(t[o],o);for(o in e)e.hasOwnProperty(o)&&this._addLayer(e[o],o,!0)},onAdd:function(t){return this._initLayout(),this._update(),t.on("layeradd",this._onLayerChange,this).on("layerremove",this._onLayerChange,this),this._container},onRemove:function(t){t.off("layeradd",this._onLayerChange).off("layerremove",this._onLayerChange)},addBaseLayer:function(t,e){return this._addLayer(t,e),this._update(),this},addOverlay:function(t,e){return this._addLayer(t,e,!0),this._update(),this},removeLayer:function(t){var e=n.stamp(t);return delete this._layers[e],this._update(),this},_initLayout:function(){var t="leaflet-control-layers",e=this._container=n.DomUtil.create("div",t);n.Browser.touch?n.DomEvent.on(e,"click",n.DomEvent.stopPropagation):(n.DomEvent.disableClickPropagation(e),n.DomEvent.on(e,"mousewheel",n.DomEvent.stopPropagation));var i=this._form=n.DomUtil.create("form",t+"-list");if(this.options.collapsed){n.DomEvent.on(e,"mouseover",this._expand,this).on(e,"mouseout",this._collapse,this);var o=this._layersLink=n.DomUtil.create("a",t+"-toggle",e);o.href="#",o.title="Layers",n.Browser.touch?n.DomEvent.on(o,"click",n.DomEvent.stopPropagation).on(o,"click",n.DomEvent.preventDefault).on(o,"click",this._expand,this):n.DomEvent.on(o,"focus",this._expand,this),this._map.on("movestart",this._collapse,this)}else this._expand();this._baseLayersList=n.DomUtil.create("div",t+"-base",i),this._separator=n.DomUtil.create("div",t+"-separator",i),this._overlaysList=n.DomUtil.create("div",t+"-overlays",i),e.appendChild(i)},_addLayer:function(t,e,i){var o=n.stamp(t);this._layers[o]={layer:t,name:e,overlay:i},this.options.autoZIndex&&t.setZIndex&&(this._lastZIndex++,t.setZIndex(this._lastZIndex))},_update:function(){if(this._container){this._baseLayersList.innerHTML="",this._overlaysList.innerHTML="";var t=!1,e=!1;for(var i in this._layers)if(this._layers.hasOwnProperty(i)){var n=this._layers[i];this._addItem(n),e=e||n.overlay,t=t||!n.overlay}this._separator.style.display=e&&t?"":"none"}},_onLayerChange:function(t){var e=n.stamp(t.layer);this._layers[e]&&!this._handlingClick&&this._update()},_createRadioElement:function(t,i){var n='t;t++)e=o[t],i=this._layers[e.layerId],e.checked&&!this._map.hasLayer(i.layer)?(this._map.addLayer(i.layer),i.overlay||(n=i.layer)):!e.checked&&this._map.hasLayer(i.layer)&&this._map.removeLayer(i.layer);n&&(this._map.setZoom(this._map.getZoom()),this._map.fire("baselayerchange",{layer:n})),this._handlingClick=!1},_expand:function(){n.DomUtil.addClass(this._container,"leaflet-control-layers-expanded")},_collapse:function(){this._container.className=this._container.className.replace(" leaflet-control-layers-expanded","")}}),n.control.layers=function(t,e,i){return new n.Control.Layers(t,e,i)},n.PosAnimation=n.Class.extend({includes:n.Mixin.Events,run:function(t,e,i,o){this.stop(),this._el=t,this._inProgress=!0,this.fire("start"),t.style[n.DomUtil.TRANSITION]="all "+(i||.25)+"s cubic-bezier(0,0,"+(o||.5)+",1)",n.DomEvent.on(t,n.DomUtil.TRANSITION_END,this._onTransitionEnd,this),n.DomUtil.setPosition(t,e),n.Util.falseFn(t.offsetWidth),this._stepTimer=setInterval(n.bind(this.fire,this,"step"),50)},stop:function(){this._inProgress&&(n.DomUtil.setPosition(this._el,this._getPos()),this._onTransitionEnd(),n.Util.falseFn(this._el.offsetWidth))},_transformRe:/(-?[\d\.]+), (-?[\d\.]+)\)/,_getPos:function(){var e,i,o,s=this._el,a=t.getComputedStyle(s);return n.Browser.any3d?(o=a[n.DomUtil.TRANSFORM].match(this._transformRe),e=parseFloat(o[1]),i=parseFloat(o[2])):(e=parseFloat(a.left),i=parseFloat(a.top)),new n.Point(e,i,!0)},_onTransitionEnd:function(){n.DomEvent.off(this._el,n.DomUtil.TRANSITION_END,this._onTransitionEnd,this),this._inProgress&&(this._inProgress=!1,this._el.style[n.DomUtil.TRANSITION]="",clearInterval(this._stepTimer),this.fire("step").fire("end"))}}),n.Map.include({setView:function(t,e,i){e=this._limitZoom(e);var n=this._zoom!==e;if(this._loaded&&!i&&this._layers){this._panAnim&&this._panAnim.stop();var o=n?this._zoomToIfClose&&this._zoomToIfClose(t,e):this._panByIfClose(t);if(o)return clearTimeout(this._sizeTimer),this}return this._resetView(t,e),this},panBy:function(t,e,i){if(t=n.point(t),!t.x&&!t.y)return this;this._panAnim||(this._panAnim=new n.PosAnimation,this._panAnim.on({step:this._onPanTransitionStep,end:this._onPanTransitionEnd},this)),this.fire("movestart"),n.DomUtil.addClass(this._mapPane,"leaflet-pan-anim");var o=n.DomUtil.getPosition(this._mapPane).subtract(t)._round();return this._panAnim.run(this._mapPane,o,e||.25,i),this},_onPanTransitionStep:function(){this.fire("move")},_onPanTransitionEnd:function(){n.DomUtil.removeClass(this._mapPane,"leaflet-pan-anim"),this.fire("moveend")},_panByIfClose:function(t){var e=this._getCenterOffset(t)._floor();return this._offsetIsWithinView(e)?(this.panBy(e),!0):!1},_offsetIsWithinView:function(t,e){var i=e||1,n=this.getSize();return Math.abs(t.x)<=n.x*i&&Math.abs(t.y)<=n.y*i}}),n.PosAnimation=n.DomUtil.TRANSITION?n.PosAnimation:n.PosAnimation.extend({run:function(t,e,i,o){this.stop(),this._el=t,this._inProgress=!0,this._duration=i||.25,this._easeOutPower=1/Math.max(o||.5,.2),this._startPos=n.DomUtil.getPosition(t),this._offset=e.subtract(this._startPos),this._startTime=+new Date,this.fire("start"),this._animate()},stop:function(){this._inProgress&&(this._step(),this._complete())},_animate:function(){this._animId=n.Util.requestAnimFrame(this._animate,this),this._step()},_step:function(){var t=+new Date-this._startTime,e=1e3*this._duration;e>t?this._runFrame(this._easeOut(t/e)):(this._runFrame(1),this._complete())},_runFrame:function(t){var e=this._startPos.add(this._offset.multiplyBy(t));n.DomUtil.setPosition(this._el,e),this.fire("step")},_complete:function(){n.Util.cancelAnimFrame(this._animId),this._inProgress=!1,this.fire("end")},_easeOut:function(t){return 1-Math.pow(1-t,this._easeOutPower)}}),n.Map.mergeOptions({zoomAnimation:n.DomUtil.TRANSITION&&!n.Browser.android23&&!n.Browser.mobileOpera}),n.DomUtil.TRANSITION&&n.Map.addInitHook(function(){n.DomEvent.on(this._mapPane,n.DomUtil.TRANSITION_END,this._catchTransitionEnd,this)}),n.Map.include(n.DomUtil.TRANSITION?{_zoomToIfClose:function(t,e){if(this._animatingZoom)return!0;if(!this.options.zoomAnimation)return!1;var i=this.getZoomScale(e),o=this._getCenterOffset(t)._divideBy(1-1/i);if(!this._offsetIsWithinView(o,1))return!1;n.DomUtil.addClass(this._mapPane,"leaflet-zoom-anim"),this.fire("movestart").fire("zoomstart"),this.fire("zoomanim",{center:t,zoom:e});var s=this._getCenterLayerPoint().add(o);return this._prepareTileBg(),this._runAnimation(t,e,i,s),!0},_catchTransitionEnd:function(){this._animatingZoom&&this._onZoomTransitionEnd()},_runAnimation:function(t,e,i,o,s){this._animateToCenter=t,this._animateToZoom=e,this._animatingZoom=!0,n.Draggable&&(n.Draggable._disabled=!0);var a=n.DomUtil.TRANSFORM,r=this._tileBg;clearTimeout(this._clearTileBgTimer),n.Util.falseFn(r.offsetWidth);var h=n.DomUtil.getScaleString(i,o),l=r.style[a];r.style[a]=s?l+" "+h:h+" "+l},_prepareTileBg:function(){var t=this._tilePane,e=this._tileBg;if(e&&this._getLoadedTilesPercentage(e)>.5&&.5>this._getLoadedTilesPercentage(t))return t.style.visibility="hidden",t.empty=!0,this._stopLoadingImages(t),i;e||(e=this._tileBg=this._createPane("leaflet-tile-pane",this._mapPane),e.style.zIndex=1),e.style[n.DomUtil.TRANSFORM]="",e.style.visibility="hidden",e.empty=!0,t.empty=!1,this._tilePane=this._panes.tilePane=e;var o=this._tileBg=t;n.DomUtil.addClass(o,"leaflet-zoom-animated"),this._stopLoadingImages(o)},_getLoadedTilesPercentage:function(t){var e,i,n=t.getElementsByTagName("img"),o=0;for(e=0,i=n.length;i>e;e++)n[e].complete&&o++;return o/i},_stopLoadingImages:function(t){var e,i,o,s=Array.prototype.slice.call(t.getElementsByTagName("img"));for(e=0,i=s.length;i>e;e++)o=s[e],o.complete||(o.onload=n.Util.falseFn,o.onerror=n.Util.falseFn,o.src=n.Util.emptyImageUrl,o.parentNode.removeChild(o))},_onZoomTransitionEnd:function(){this._restoreTileFront(),n.DomUtil.removeClass(this._mapPane,"leaflet-zoom-anim"),n.Util.falseFn(this._tileBg.offsetWidth),this._animatingZoom=!1,this._resetView(this._animateToCenter,this._animateToZoom,!0,!0),n.Draggable&&(n.Draggable._disabled=!1)},_restoreTileFront:function(){this._tilePane.innerHTML="",this._tilePane.style.visibility="",this._tilePane.style.zIndex=2,this._tileBg.style.zIndex=1},_clearTileBg:function(){this._animatingZoom||this.touchZoom._zooming||(this._tileBg.innerHTML="")}}:{}),n.Map.include({_defaultLocateOptions:{watch:!1,setView:!1,maxZoom:1/0,timeout:1e4,maximumAge:0,enableHighAccuracy:!1},locate:function(t){if(t=this._locationOptions=n.extend(this._defaultLocateOptions,t),!navigator.geolocation)return this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this;var e=n.bind(this._handleGeolocationResponse,this),i=n.bind(this._handleGeolocationError,this);return t.watch?this._locationWatchId=navigator.geolocation.watchPosition(e,i,t):navigator.geolocation.getCurrentPosition(e,i,t),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch(this._locationWatchId),this},_handleGeolocationError:function(t){var e=t.code,i=t.message||(1===e?"permission denied":2===e?"position unavailable":"timeout");this._locationOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:e,message:"Geolocation error: "+i+"."})},_handleGeolocationResponse:function(t){var e=180*t.coords.accuracy/4e7,i=2*e,o=t.coords.latitude,s=t.coords.longitude,a=new n.LatLng(o,s),r=new n.LatLng(o-e,s-i),h=new n.LatLng(o+e,s+i),l=new n.LatLngBounds(r,h),u=this._locationOptions;if(u.setView){var c=Math.min(this.getBoundsZoom(l),u.maxZoom);this.setView(a,c)}this.fire("locationfound",{latlng:a,bounds:l,accuracy:t.coords.accuracy})}})})(this,document); \ No newline at end of file