/*
 Leaflet, a JavaScript library for mobile-friendly interactive maps. http://leafletjs.com
 (c) 2010-2013, Vladimir Agafonkin
 (c) 2010-2011, CloudMade
*/
(function (window, document, undefined) {
var oldL = window.L,
    L = {};

L.version = '0.7.7';

// define Leaflet for Node module pattern loaders, including Browserify
if (typeof module === 'object' && typeof module.exports === 'object') {
	module.exports = L;

// define Leaflet as an AMD module
} else if (typeof define === 'function' && define.amd) {
	define('leaflet',L);
}

// define Leaflet as a global L variable, saving the original L to restore later if needed

L.noConflict = function () {
	window.L = oldL;
	return this;
};

window.L = L;


/*
 * 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 (obj) {
			obj[key] = obj[key] || ++lastId;
			return obj[key];
		};
	}()),

	invokeEach: function (obj, method, context) {
		var i, args;

		if (typeof obj === 'object') {
			args = Array.prototype.slice.call(arguments, 3);

			for (i in obj) {
				method.apply(context, [i, obj[i]].concat(args));
			}
			return true;
		}

		return false;
	},

	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;
	},

	trim: function (str) {
		return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, '');
	},

	splitWords: function (str) {
		return L.Util.trim(str).split(/\s+/);
	},

	setOptions: function (obj, options) {
		obj.options = L.extend({}, obj.options, options);
		return obj.options;
	},

	getParamString: function (obj, existingUrl, uppercase) {
		var params = [];
		for (var i in obj) {
			params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(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 (value === undefined) {
				throw new Error('No value provided for variable ' + str);
			} else if (typeof value === 'function') {
				value = value(data);
			}
			return value;
		});
	},

	isArray: Array.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;
	// jshint camelcase: false
	NewClass.__super__ = parent.prototype;

	// 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 eventsKey = '_leaflet_events';

L.Mixin = {};

L.Mixin.Events = {

	addEventListener: function (types, fn, context) { // (String, Function[, Object]) or (Object[, Object])

		// types can be a map of types/handlers
		if (L.Util.invokeEach(types, this.addEventListener, this, fn, context)) { return this; }

		var events = this[eventsKey] = this[eventsKey] || {},
		    contextId = context && context !== this && L.stamp(context),
		    i, len, event, type, indexKey, indexLenKey, typeIndex;

		// types can be a string of space-separated words
		types = L.Util.splitWords(types);

		for (i = 0, len = types.length; i < len; i++) {
			event = {
				action: fn,
				context: context || this
			};
			type = types[i];

			if (contextId) {
				// store listeners of a particular context in a separate hash (if it has an id)
				// gives a major performance boost when removing thousands of map layers

				indexKey = type + '_idx';
				indexLenKey = indexKey + '_len';

				typeIndex = events[indexKey] = events[indexKey] || {};

				if (!typeIndex[contextId]) {
					typeIndex[contextId] = [];

					// keep track of the number of keys in the index to quickly check if it's empty
					events[indexLenKey] = (events[indexLenKey] || 0) + 1;
				}

				typeIndex[contextId].push(event);


			} else {
				events[type] = events[type] || [];
				events[type].push(event);
			}
		}

		return this;
	},

	hasEventListeners: function (type) { // (String) -> Boolean
		var events = this[eventsKey];
		return !!events && ((type in events && events[type].length > 0) ||
		                    (type + '_idx' in events && events[type + '_idx_len'] > 0));
	},

	removeEventListener: function (types, fn, context) { // ([String, Function, Object]) or (Object[, Object])

		if (!this[eventsKey]) {
			return this;
		}

		if (!types) {
			return this.clearAllEventListeners();
		}

		if (L.Util.invokeEach(types, this.removeEventListener, this, fn, context)) { return this; }

		var events = this[eventsKey],
		    contextId = context && context !== this && L.stamp(context),
		    i, len, type, listeners, j, indexKey, indexLenKey, typeIndex, removed;

		types = L.Util.splitWords(types);

		for (i = 0, len = types.length; i < len; i++) {
			type = types[i];
			indexKey = type + '_idx';
			indexLenKey = indexKey + '_len';

			typeIndex = events[indexKey];

			if (!fn) {
				// clear all listeners for a type if function isn't specified
				delete events[type];
				delete events[indexKey];
				delete events[indexLenKey];

			} else {
				listeners = contextId && typeIndex ? typeIndex[contextId] : events[type];

				if (listeners) {
					for (j = listeners.length - 1; j >= 0; j--) {
						if ((listeners[j].action === fn) && (!context || (listeners[j].context === context))) {
							removed = listeners.splice(j, 1);
							// set the old action to a no-op, because it is possible
							// that the listener is being iterated over as part of a dispatch
							removed[0].action = L.Util.falseFn;
						}
					}

					if (context && typeIndex && (listeners.length === 0)) {
						delete typeIndex[contextId];
						events[indexLenKey]--;
					}
				}
			}
		}

		return this;
	},

	clearAllEventListeners: function () {
		delete this[eventsKey];
		return this;
	},

	fireEvent: function (type, data) { // (String[, Object])
		if (!this.hasEventListeners(type)) {
			return this;
		}

		var event = L.Util.extend({}, data, { type: type, target: this });

		var events = this[eventsKey],
		    listeners, i, len, typeIndex, contextId;

		if (events[type]) {
			// make sure adding/removing listeners inside other listeners won't cause infinite loop
			listeners = events[type].slice();

			for (i = 0, len = listeners.length; i < len; i++) {
				listeners[i].action.call(listeners[i].context, event);
			}
		}

		// fire event for the context-indexed listeners as well
		typeIndex = events[type + '_idx'];

		for (contextId in typeIndex) {
			listeners = typeIndex[contextId].slice();

			if (listeners) {
				for (i = 0, len = listeners.length; i < len; i++) {
					listeners[i].action.call(listeners[i].context, event);
				}
			}
		}

		return this;
	},

	addOneTimeEventListener: function (types, fn, context) {

		if (L.Util.invokeEach(types, this.addOneTimeEventListener, this, fn, context)) { return this; }

		var handler = L.bind(function () {
			this
			    .removeEventListener(types, fn, context)
			    .removeEventListener(types, handler, context);
		}, this);

		return this
		    .addEventListener(types, fn, context)
		    .addEventListener(types, handler, context);
	}
};

L.Mixin.Events.on = L.Mixin.Events.addEventListener;
L.Mixin.Events.off = L.Mixin.Events.removeEventListener;
L.Mixin.Events.once = L.Mixin.Events.addOneTimeEventListener;
L.Mixin.Events.fire = L.Mixin.Events.fireEvent;


/*
 * L.Browser handles different browser and feature detections for internal Leaflet use.
 */

(function () {

	var ie = 'ActiveXObject' in window,
		ielt9 = ie && !document.addEventListener,

	    // 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,
	    phantomjs = ua.indexOf('phantom') !== -1,
	    android = ua.indexOf('android') !== -1,
	    android23 = ua.search('android [23]') !== -1,
		gecko = ua.indexOf('gecko') !== -1,

	    mobile = typeof orientation !== undefined + '',
	    msPointer = !window.PointerEvent && window.MSPointerEvent,
		pointer = (window.PointerEvent && window.navigator.pointerEnabled) ||
				  msPointer,
	    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()) && !android23,
	    gecko3d = 'MozPerspective' in doc.style,
	    opera3d = 'OTransition' in doc.style,
	    any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d || opera3d) && !phantomjs;

	var touch = !window.L_NO_TOUCH && !phantomjs && (pointer || 'ontouchstart' in window ||
		(window.DocumentTouch && document instanceof window.DocumentTouch));

	L.Browser = {
		ie: ie,
		ielt9: ielt9,
		webkit: webkit,
		gecko: gecko && !webkit && !window.opera && !ie,

		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,
		msPointer: msPointer,
		pointer: pointer,

		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) {
		point = L.point(point);

		return point.x === this.x &&
		       point.y === this.y;
	},

	contains: function (point) {
		point = L.point(point);

		return Math.abs(point.x) <= Math.abs(this.x) &&
		       Math.abs(point.y) <= Math.abs(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 (x === undefined || x === null) {
		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,
		    docEl = document.documentElement,
		    pos;

		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  || docEl.scrollTop  || 0;
				left += docBody.scrollLeft || docEl.scrollLeft || 0;
				break;
			}

			if (pos === 'relative' && !el.offsetLeft) {
				var width = L.DomUtil.getStyle(el, 'width'),
				    maxWidth = L.DomUtil.getStyle(el, 'max-width'),
				    r = el.getBoundingClientRect();

				if (width !== 'none' || maxWidth !== 'none') {
					left += r.left + el.clientLeft;
				}

				//calculate full y offset since we're breaking out of the loop
				top += r.top + (docBody.scrollTop  || docEl.scrollTop  || 0);

				break;
			}

			el = el.offsetParent;

		} while (el);

		el = element;

		do {
			if (el === docBody) { break; }

			top  -= el.scrollTop  || 0;
			left -= el.scrollLeft || 0;

			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;
	},

	hasClass: function (el, name) {
		if (el.classList !== undefined) {
			return el.classList.contains(name);
		}
		var className = L.DomUtil._getClass(el);
		return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className);
	},

	addClass: function (el, name) {
		if (el.classList !== undefined) {
			var classes = L.Util.splitWords(name);
			for (var i = 0, len = classes.length; i < len; i++) {
				el.classList.add(classes[i]);
			}
		} else if (!L.DomUtil.hasClass(el, name)) {
			var className = L.DomUtil._getClass(el);
			L.DomUtil._setClass(el, (className ? className + ' ' : '') + name);
		}
	},

	removeClass: function (el, name) {
		if (el.classList !== undefined) {
			el.classList.remove(name);
		} else {
			L.DomUtil._setClass(el, L.Util.trim((' ' + L.DomUtil._getClass(el) + ' ').replace(' ' + name + ' ', ' ')));
		}
	},

	_setClass: function (el, name) {
		if (el.className.baseVal === undefined) {
			el.className = name;
		} else {
			// in case of SVG element
			el.className.baseVal = name;
		}
	},

	_getClass: function (el) {
		return el.className.baseVal === undefined ? el.className : el.className.baseVal;
	},

	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) {
				// don't set opacity to 1 if we haven't already set an opacity,
				// it isn't needed and breaks transparent pngs.
				if (value === 1) { return; }
			}

			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])

		// jshint camelcase: false
		el._leaflet_pos = point;

		if (!disable3D && L.Browser.any3d) {
			el.style[L.DomUtil.TRANSFORM] =  L.DomUtil.getTranslateString(point);
		} 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

		// jshint camelcase: false
		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';

(function () {
    if ('onselectstart' in document) {
        L.extend(L.DomUtil, {
            disableTextSelection: function () {
                L.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault);
            },

            enableTextSelection: function () {
                L.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault);
            }
        });
    } else {
        var userSelectProperty = L.DomUtil.testProp(
            ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);

        L.extend(L.DomUtil, {
            disableTextSelection: function () {
                if (userSelectProperty) {
                    var style = document.documentElement.style;
                    this._userSelect = style[userSelectProperty];
                    style[userSelectProperty] = 'none';
                }
            },

            enableTextSelection: function () {
                if (userSelectProperty) {
                    document.documentElement.style[userSelectProperty] = this._userSelect;
                    delete this._userSelect;
                }
            }
        });
    }

	L.extend(L.DomUtil, {
		disableImageDrag: function () {
			L.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault);
		},

		enableImageDrag: function () {
			L.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault);
		}
	});
})();


/*
 * L.LatLng represents a geographical point with latitude and longitude coordinates.
 */

L.LatLng = function (lat, lng, alt) { // (Number, Number, Number)
	lat = parseFloat(lat);
	lng = parseFloat(lng);

	if (isNaN(lat) || isNaN(lng)) {
		throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');
	}

	this.lat = lat;
	this.lng = lng;

	if (alt !== undefined) {
		this.alt = parseFloat(alt);
	}
};

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)) {
		if (typeof a[0] === 'number' || typeof a[0] === 'string') {
			return new L.LatLng(a[0], a[1], a[2]);
		} else {
			return null;
		}
	}
	if (a === undefined || a === null) {
		return a;
	}
	if (typeof a === 'object' && 'lat' in a) {
		return new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon);
	}
	if (b === undefined) {
		return null;
	}
	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 (!obj) { return this; }

		var latLng = L.latLng(obj);
		if (latLng !== null) {
			obj = latLng;
		} 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.getNorth(), this.getWest());
	},

	getSouthEast: function () {
		return new L.LatLng(this.getSouth(), this.getEast());
	},

	getWest: function () {
		return this._southWest.lng;
	},

	getSouth: function () {
		return this._southWest.lat;
	},

	getEast: function () {
		return this._northEast.lng;
	},

	getNorth: function () {
		return this._northEast.lat;
	},

	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 () {
		return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].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);
	},

	getSize: function (zoom) {
		var s = this.scale(zoom);
		return L.point(s, s);
	}
};


/*
 * A simple CRS that can be used for flat non-Earth maps like panoramas or game maps.
 */

L.CRS.Simple = L.extend({}, L.CRS, {
	projection: L.Projection.LonLat,
	transformation: new L.Transformation(1, 0, -1, 0),

	scale: function (zoom) {
		return Math.pow(2, zoom);
	}
});


/*
 * 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();

		// hack for https://github.com/Leaflet/Leaflet/issues/1980
		this._onResize = L.bind(this._onResize, this);

		this._initEvents();

		if (options.maxBounds) {
			this.setMaxBounds(options.maxBounds);
		}

		if (options.center && options.zoom !== undefined) {
			this.setView(L.latLng(options.center), options.zoom, {reset: true});
		}

		this._handlers = [];

		this._layers = {};
		this._zoomBoundLayers = {};
		this._tileLayersNum = 0;

		this.callInitHooks();

		this._addLayers(options.layers);
	},


	// public methods that modify map state

	// replaced by animation-powered implementation in Map.PanAnimation.js
	setView: function (center, zoom) {
		zoom = zoom === undefined ? this.getZoom() : zoom;
		this._resetView(L.latLng(center), this._limitZoom(zoom));
		return this;
	},

	setZoom: function (zoom, options) {
		if (!this._loaded) {
			this._zoom = this._limitZoom(zoom);
			return this;
		}
		return this.setView(this.getCenter(), zoom, {zoom: options});
	},

	zoomIn: function (delta, options) {
		return this.setZoom(this._zoom + (delta || 1), options);
	},

	zoomOut: function (delta, options) {
		return this.setZoom(this._zoom - (delta || 1), options);
	},

	setZoomAround: function (latlng, zoom, options) {
		var scale = this.getZoomScale(zoom),
		    viewHalf = this.getSize().divideBy(2),
		    containerPoint = latlng instanceof L.Point ? latlng : this.latLngToContainerPoint(latlng),

		    centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale),
		    newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset));

		return this.setView(newCenter, zoom, {zoom: options});
	},

	fitBounds: function (bounds, options) {

		options = options || {};
		bounds = bounds.getBounds ? bounds.getBounds() : L.latLngBounds(bounds);

		var paddingTL = L.point(options.paddingTopLeft || options.padding || [0, 0]),
		    paddingBR = L.point(options.paddingBottomRight || options.padding || [0, 0]),

		    zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR));

		zoom = (options.maxZoom) ? Math.min(options.maxZoom, zoom) : zoom;

		var paddingOffset = paddingBR.subtract(paddingTL).divideBy(2),

		    swPoint = this.project(bounds.getSouthWest(), zoom),
		    nePoint = this.project(bounds.getNorthEast(), zoom),
		    center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom);

		return this.setView(center, zoom, options);
	},

	fitWorld: function (options) {
		return this.fitBounds([[-90, -180], [90, 180]], options);
	},

	panTo: function (center, options) { // (LatLng)
		return this.setView(center, this._zoom, {pan: options});
	},

	panBy: function (offset) { // (Point)
		// replaced with animated panBy in Map.PanAnimation.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) {
			return this.off('moveend', this._panInsideMaxBounds, this);
		}

		if (this._loaded) {
			this._panInsideMaxBounds();
		}

		return this.on('moveend', this._panInsideMaxBounds, this);
	},

	panInsideBounds: function (bounds, options) {
		var center = this.getCenter(),
			newCenter = this._limitCenter(center, this._zoom, bounds);

		if (center.equals(newCenter)) { return this; }

		return this.panTo(newCenter, options);
	},

	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);
		}

		if (this._loaded) {
			this._layerAdd(layer);
		}

		return this;
	},

	removeLayer: function (layer) {
		var id = L.stamp(layer);

		if (!this._layers[id]) { return this; }

		if (this._loaded) {
			layer.onRemove(this);
		}

		delete this._layers[id];

		if (this._loaded) {
			this.fire('layerremove', {layer: layer});
		}

		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;
	},

	hasLayer: function (layer) {
		if (!layer) { return false; }

		return (L.stamp(layer) in this._layers);
	},

	eachLayer: function (method, context) {
		for (var i in this._layers) {
			method.call(context, this._layers[i]);
		}
		return this;
	},

	invalidateSize: function (options) {
		if (!this._loaded) { return this; }

		options = L.extend({
			animate: false,
			pan: true
		}, options === true ? {animate: true} : options);

		var oldSize = this.getSize();
		this._sizeChanged = true;
		this._initialCenter = null;

		var newSize = this.getSize(),
		    oldCenter = oldSize.divideBy(2).round(),
		    newCenter = newSize.divideBy(2).round(),
		    offset = oldCenter.subtract(newCenter);

		if (!offset.x && !offset.y) { return this; }

		if (options.animate && options.pan) {
			this.panBy(offset);

		} else {
			if (options.pan) {
				this._rawPanBy(offset);
			}

			this.fire('move');

			if (options.debounceMoveend) {
				clearTimeout(this._sizeTimer);
				this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200);
			} else {
				this.fire('moveend');
			}
		}

		return this.fire('resize', {
			oldSize: oldSize,
			newSize: newSize
		});
	},

	// TODO handler.addTo
	addHandler: function (name, HandlerClass) {
		if (!HandlerClass) { return this; }

		var handler = this[name] = new HandlerClass(this);

		this._handlers.push(handler);

		if (this.options[name]) {
			handler.enable();
		}

		return this;
	},

	remove: function () {
		if (this._loaded) {
			this.fire('unload');
		}

		this._initEvents('off');

		try {
			// throws error in IE6-8
			delete this._container._leaflet;
		} catch (e) {
			this._container._leaflet = undefined;
		}

		this._clearPanes();
		if (this._clearControlPos) {
			this._clearControlPos();
		}

		this._clearHandlers();

		return this;
	},


	// public methods for getting map state

	getCenter: function () { // (Boolean) -> LatLng
		this._checkIfLoaded();

		if (this._initialCenter && !this._moved()) {
			return this._initialCenter;
		}
		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 () {
		return this.options.minZoom === undefined ?
			(this._layersMinZoom === undefined ? 0 : this._layersMinZoom) :
			this.options.minZoom;
	},

	getMaxZoom: function () {
		return this.options.maxZoom === undefined ?
			(this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) :
			this.options.maxZoom;
	},

	getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number
		bounds = L.latLngBounds(bounds);

		var zoom = this.getMinZoom() - (inside ? 1 : 0),
		    maxZoom = this.getMaxZoom(),
		    size = this.getSize(),

		    nw = bounds.getNorthWest(),
		    se = bounds.getSouthEast(),

		    zoomNotFound = true,
		    boundsSize;

		padding = L.point(padding || [0, 0]);

		do {
			zoom++;
			boundsSize = this.project(se, zoom).subtract(this.project(nw, zoom)).add(padding);
			zoomNotFound = !inside ? size.contains(boundsSize) : 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 () {
		this._checkIfLoaded();
		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.getPixelOrigin());
		return this.unproject(projectedPoint);
	},

	latLngToLayerPoint: function (latlng) { // (LatLng)
		var projectedPoint = this.project(L.latLng(latlng))._round();
		return projectedPoint._subtract(this.getPixelOrigin());
	},

	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) {
			throw new Error('Map container not found.');
		} else 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' +
			(L.Browser.touch ? ' leaflet-touch' : '') +
			(L.Browser.retina ? ' leaflet-retina' : '') +
			(L.Browser.ielt9 ? ' leaflet-oldie' : '') +
			(this.options.fadeAnimation ? ' 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);
	},

	_clearPanes: function () {
		this._container.removeChild(this._mapPane);
	},

	_addLayers: function (layers) {
		layers = layers ? (L.Util.isArray(layers) ? layers : [layers]) : [];

		for (var 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._initialCenter = center;

		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});

		if (loading) {
			this.fire('load');
			this.eachLayer(this._layerAdd, this);
		}

		this.fire('move');

		if (zoomChanged || afterZoomAnim) {
			this.fire('zoomend');
		}

		this.fire('moveend', {hard: !preserveMapOffset});
	},

	_rawPanBy: function (offset) {
		L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset));
	},

	_getZoomSpan: function () {
		return this.getMaxZoom() - this.getMinZoom();
	},

	_updateZoomLevels: function () {
		var i,
			minZoom = Infinity,
			maxZoom = -Infinity,
			oldZoomSpan = this._getZoomSpan();

		for (i in this._zoomBoundLayers) {
			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;
		}

		if (oldZoomSpan !== this._getZoomSpan()) {
			this.fire('zoomlevelschange');
		}
	},

	_panInsideMaxBounds: function () {
		this.panInsideBounds(this.options.maxBounds);
	},

	_checkIfLoaded: function () {
		if (!this._loaded) {
			throw new Error('Set map center and zoom first.');
		}
	},

	// map events

	_initEvents: function (onOff) {
		if (!L.DomEvent) { return; }

		onOff = onOff || 'on';

		L.DomEvent[onOff](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[onOff](this._container, events[i], this._fireMouseEvent, this);
		}

		if (this.options.trackResize) {
			L.DomEvent[onOff](window, 'resize', this._onResize, this);
		}
	},

	_onResize: function () {
		L.Util.cancelAnimFrame(this._resizeRequest);
		this._resizeRequest = L.Util.requestAnimFrame(
		        function () { this.invalidateSize({debounceMoveend: true}); }, this, false, this._container);
	},

	_onMouseClick: function (e) {
		if (!this._loaded || (!e._simulated &&
		        ((this.dragging && this.dragging.moved()) ||
		         (this.boxZoom  && this.boxZoom.moved()))) ||
		            L.DomEvent._skipped(e)) { return; }

		this.fire('preclick');
		this._fireMouseEvent(e);
	},

	_fireMouseEvent: function (e) {
		if (!this._loaded || L.DomEvent._skipped(e)) { 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 () {
		this._tileLayersToLoad--;
		if (this._tileLayersNum && !this._tileLayersToLoad) {
			this.fire('tilelayersload');
		}
	},

	_clearHandlers: function () {
		for (var i = 0, len = this._handlers.length; i < len; i++) {
			this._handlers[i].disable();
		}
	},

	whenReady: function (callback, context) {
		if (this._loaded) {
			callback.call(context || this, this);
		} else {
			this.on('load', callback, context);
		}
		return this;
	},

	_layerAdd: function (layer) {
		layer.onAdd(this);
		this.fire('layeradd', {layer: layer});
	},


	// private methods for getting map state

	_getMapPanePos: function () {
		return L.DomUtil.getPosition(this._mapPane);
	},

	_moved: function () {
		var pos = this._getMapPanePos();
		return pos && !pos.equals([0, 0]);
	},

	_getTopLeftPoint: function () {
		return this.getPixelOrigin().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);
	},

	// layer point of the current center
	_getCenterLayerPoint: function () {
		return this.containerPointToLayerPoint(this.getSize()._divideBy(2));
	},

	// offset of the specified place to the current center in pixels
	_getCenterOffset: function (latlng) {
		return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint());
	},

	// adjust center for view to get inside bounds
	_limitCenter: function (center, zoom, bounds) {

		if (!bounds) { return center; }

		var centerPoint = this.project(center, zoom),
		    viewHalf = this.getSize().divideBy(2),
		    viewBounds = new L.Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)),
		    offset = this._getBoundsOffset(viewBounds, bounds, zoom);

		return this.unproject(centerPoint.add(offset), zoom);
	},

	// adjust offset for view to get inside bounds
	_limitOffset: function (offset, bounds) {
		if (!bounds) { return offset; }

		var viewBounds = this.getPixelBounds(),
		    newBounds = new L.Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset));

		return offset.add(this._getBoundsOffset(newBounds, bounds));
	},

	// returns offset needed for pxBounds to get inside maxBounds at a specified zoom
	_getBoundsOffset: function (pxBounds, maxBounds, zoom) {
		var nwOffset = this.project(maxBounds.getNorthWest(), zoom).subtract(pxBounds.min),
		    seOffset = this.project(maxBounds.getSouthEast(), zoom).subtract(pxBounds.max),

		    dx = this._rebound(nwOffset.x, -seOffset.x),
		    dy = this._rebound(nwOffset.y, -seOffset.y);

		return new L.Point(dx, dy);
	},

	_rebound: function (left, right) {
		return left + right > 0 ?
			Math.round(left - right) / 2 :
			Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right));
	},

	_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: 6356752.314245179,
	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 = -r * 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 / r),
		    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,
		    scale = 0.5 / (Math.PI * r);

		return new L.Transformation(scale, 0.5, -scale, 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,
		/*
		maxNativeZoom: null,
		zIndex: null,
		tms: false,
		continuousWorld: false,
		noWrap: false,
		zoomReverse: false,
		detectRetina: false,
		reuseTiles: false,
		bounds: 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--;
		}

		if (options.bounds) {
			options.bounds = L.latLngBounds(options.bounds);
		}

		this._url = url;

		var subdomains = this.options.subdomains;

		if (typeof subdomains === 'string') {
			this.options.subdomains = subdomains.split('');
		}
	},

	onAdd: function (map) {
		this._map = map;
		this._animated = map._zoomAnimated;

		// create a container div for tiles
		this._initContainer();

		// set up events
		map.on({
			'viewreset': this._reset,
			'moveend': this._update
		}, this);

		if (this._animated) {
			map.on({
				'zoomanim': this._animateZoom,
				'zoomend': this._endZoomAnim
			}, 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._reset,
			'moveend': this._update
		}, this);

		if (this._animated) {
			map.off({
				'zoomanim': this._animateZoom,
				'zoomend': this._endZoomAnim
			}, 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;
	},

	getContainer: function () {
		return this._container;
	},

	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._reset({hard: 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.ielt9) {
			for (i in tiles) {
				L.DomUtil.setOpacity(tiles[i], this.options.opacity);
			}
		} else {
			L.DomUtil.setOpacity(this._container, this.options.opacity);
		}
	},

	_initContainer: function () {
		var tilePane = this._map._panes.tilePane;

		if (!this._container) {
			this._container = L.DomUtil.create('div', 'leaflet-layer');

			this._updateZIndex();

			if (this._animated) {
				var className = 'leaflet-tile-container';

				this._bgBuffer = L.DomUtil.create('div', className, this._container);
				this._tileContainer = L.DomUtil.create('div', className, this._container);

			} else {
				this._tileContainer = this._container;
			}

			tilePane.appendChild(this._container);

			if (this.options.opacity < 1) {
				this._updateOpacity();
			}
		}
	},

	_reset: function (e) {
		for (var key in this._tiles) {
			this.fire('tileunload', {tile: this._tiles[key]});
		}

		this._tiles = {};
		this._tilesToLoad = 0;

		if (this.options.reuseTiles) {
			this._unusedTiles = [];
		}

		this._tileContainer.innerHTML = '';

		if (this._animated && e && e.hard) {
			this._clearBgBuffer();
		}

		this._initContainer();
	},

	_getTileSize: function () {
		var map = this._map,
		    zoom = map.getZoom() + this.options.zoomOffset,
		    zoomN = this.options.maxNativeZoom,
		    tileSize = this.options.tileSize;

		if (zoomN && zoom > zoomN) {
			tileSize = Math.round(map.getZoomScale(zoom) / map.getZoomScale(zoomN) * tileSize);
		}

		return tileSize;
	},

	_update: function () {

		if (!this._map) { return; }

		var map = this._map,
		    bounds = map.getPixelBounds(),
		    zoom = map.getZoom(),
		    tileSize = this._getTileSize();

		if (zoom > this.options.maxZoom || zoom < this.options.minZoom) {
			return;
		}

		var tileBounds = L.bounds(
		        bounds.min.divideBy(tileSize)._floor(),
		        bounds.max.divideBy(tileSize)._floor());

		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._tileContainer.appendChild(fragment);
	},

	_tileShouldBeLoaded: function (tilePoint) {
		if ((tilePoint.x + ':' + tilePoint.y) in this._tiles) {
			return false; // already loaded
		}

		var options = this.options;

		if (!options.continuousWorld) {
			var limit = this._getWrapTileNum();

			// don't load if exceeds world bounds
			if ((options.noWrap && (tilePoint.x < 0 || tilePoint.x >= limit.x)) ||
				tilePoint.y < 0 || tilePoint.y >= limit.y) { return false; }
		}

		if (options.bounds) {
			var tileSize = this._getTileSize(),
			    nwPoint = tilePoint.multiplyBy(tileSize),
			    sePoint = nwPoint.add([tileSize, tileSize]),
			    nw = this._map.unproject(nwPoint),
			    se = this._map.unproject(sePoint);

			// TODO temporary hack, will be removed after refactoring projections
			// https://github.com/Leaflet/Leaflet/issues/1618
			if (!options.continuousWorld && !options.noWrap) {
				nw = nw.wrap();
				se = se.wrap();
			}

			if (!options.bounds.intersects([nw, se])) { return false; }
		}

		return true;
	},

	_removeOtherTiles: function (bounds) {
		var kArr, x, y, key;

		for (key in this._tiles) {
			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._tileContainer) {
			this._tileContainer.removeChild(tile);
		}

		// for https://github.com/CloudMade/Leaflet/issues/137
		if (!L.Browser.android) {
			tile.onload = null;
			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
		(other browsers don't currently care) - see debug/hacks/jitter.html for an example
		*/
		L.DomUtil.setPosition(tile, tilePos, L.Browser.chrome);

		this._tiles[tilePoint.x + ':' + tilePoint.y] = tile;

		this._loadTile(tile, tilePoint);

		if (tile.parentNode !== this._tileContainer) {
			container.appendChild(tile);
		}
	},

	_getZoomForUrl: function () {

		var options = this.options,
		    zoom = this._map.getZoom();

		if (options.zoomReverse) {
			zoom = options.maxZoom - zoom;
		}

		zoom += options.zoomOffset;

		return options.maxNativeZoom ? Math.min(zoom, options.maxNativeZoom) : zoom;
	},

	_getTilePos: function (tilePoint) {
		var origin = this._map.getPixelOrigin(),
		    tileSize = this._getTileSize();

		return tilePoint.multiplyBy(tileSize).subtract(origin);
	},

	// image-specific code (override to implement e.g. Canvas or SVG tile layer)

	getTileUrl: function (tilePoint) {
		return L.Util.template(this._url, L.extend({
			s: this._getSubdomain(tilePoint),
			z: tilePoint.z,
			x: tilePoint.x,
			y: tilePoint.y
		}, this.options));
	},

	_getWrapTileNum: function () {
		var crs = this._map.options.crs,
		    size = crs.getSize(this._map.getZoom());
		return size.divideBy(this._getTileSize())._floor();
	},

	_adjustTilePoint: function (tilePoint) {

		var limit = this._getWrapTileNum();

		// wrap tile coordinates
		if (!this.options.continuousWorld && !this.options.noWrap) {
			tilePoint.x = ((tilePoint.x % limit.x) + limit.x) % limit.x;
		}

		if (this.options.tms) {
			tilePoint.y = limit.y - tilePoint.y - 1;
		}

		tilePoint.z = this._getZoomForUrl();
	},

	_getSubdomain: function (tilePoint) {
		var index = Math.abs(tilePoint.x + tilePoint.y) % this.options.subdomains.length;
		return this.options.subdomains[index];
	},

	_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 = L.DomUtil.create('img', 'leaflet-tile');
		tile.style.width = tile.style.height = this._getTileSize() + 'px';
		tile.galleryimg = 'no';

		tile.onselectstart = tile.onmousemove = L.Util.falseFn;

		if (L.Browser.ielt9 && this.options.opacity !== undefined) {
			L.DomUtil.setOpacity(tile, this.options.opacity);
		}
		// without this hack, tiles disappear after zoom on Chrome for Android
		// https://github.com/Leaflet/Leaflet/issues/2078
		if (L.Browser.mobileWebkit3d) {
			tile.style.WebkitBackfaceVisibility = 'hidden';
		}
		return tile;
	},

	_loadTile: function (tile, tilePoint) {
		tile._layer  = this;
		tile.onload  = this._tileOnLoad;
		tile.onerror = this._tileOnError;

		this._adjustTilePoint(tilePoint);
		tile.src     = this.getTileUrl(tilePoint);

		this.fire('tileloadstart', {
			tile: tile,
			url: tile.src
		});
	},

	_tileLoaded: function () {
		this._tilesToLoad--;

		if (this._animated) {
			L.DomUtil.addClass(this._tileContainer, 'leaflet-zoom-animated');
		}

		if (!this._tilesToLoad) {
			this.fire('load');

			if (this._animated) {
				// clear scaled tiles after all new tiles are loaded (for performance)
				clearTimeout(this._clearBgBufferTimer);
				this._clearBgBufferTimer = setTimeout(L.bind(this._clearBgBuffer, this), 500);
			}
		}
	},

	_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),
		    tileSize = options.tileSize || this.options.tileSize;

		if (options.detectRetina && L.Browser.retina) {
			wmsParams.width = wmsParams.height = tileSize * 2;
		} else {
			wmsParams.width = wmsParams.height = tileSize;
		}

		for (var i in options) {
			// all keys that are not TileLayer options go to WMS params
			if (!this.options.hasOwnProperty(i) && i !== 'crs') {
				wmsParams[i] = options[i];
			}
		}

		this.wmsParams = wmsParams;

		L.setOptions(this, options);
	},

	onAdd: function (map) {

		this._crs = this.options.crs || map.options.crs;

		this._wmsVersion = parseFloat(this.wmsParams.version);

		var projectionKey = this._wmsVersion >= 1.3 ? 'crs' : 'srs';
		this.wmsParams[projectionKey] = this._crs.code;

		L.TileLayer.prototype.onAdd.call(this, map);
	},

	getTileUrl: function (tilePoint) { // (Point, Number) -> String

		var map = this._map,
		    tileSize = this.options.tileSize,

		    nwPoint = tilePoint.multiplyBy(tileSize),
		    sePoint = nwPoint.add([tileSize, tileSize]),

		    nw = this._crs.project(map.unproject(nwPoint, tilePoint.z)),
		    se = this._crs.project(map.unproject(sePoint, tilePoint.z)),
		    bbox = this._wmsVersion >= 1.3 && this._crs === L.CRS.EPSG4326 ?
		        [se.y, nw.x, nw.y, se.x].join(',') :
		        [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, true) + '&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 () {
		if (this._map) {
			this._reset({hard: true});
			this._update();
		}

		for (var i in this._tiles) {
			this._redrawTile(this._tiles[i]);
		}
		return this;
	},

	_redrawTile: function (tile) {
		this.drawTile(tile, tile._tilePoint, this._map._zoom);
	},

	_createTile: function () {
		var tile = L.DomUtil.create('canvas', 'leaflet-tile');
		tile.width = tile.height = this.options.tileSize;
		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;
	},

	setUrl: function (url) {
		this._url = url;
		this._image.src = this._url;
	},

	getAttribution: function () {
		return this.options.attribution;
	},

	_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: (String) (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 (oldIcon) {
		return this._createIcon('icon', oldIcon);
	},

	createShadow: function (oldIcon) {
		return this._createIcon('shadow', oldIcon);
	},

	_createIcon: function (name, oldIcon) {
		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;
		if (!oldIcon || oldIcon.tagName !== 'IMG') {
			img = this._createImg(src);
		} else {
			img = this._createImg(src, oldIcon);
		}
		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, el) {
		el = el || document.createElement('img');
		el.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);
};


/*
 * L.Icon.Default is the blue marker icon used by default in Leaflet.
 */

L.Icon.Default = L.Icon.extend({

	options: {
		iconSize: [25, 41],
		iconAnchor: [12, 41],
		popupAnchor: [1, -34],

		shadowSize: [41, 41]
	},

	_getIconUrl: function (name) {
		var key = name + 'Url';

		if (this.options[key]) {
			return this.options[key];
		}

		if (L.Browser.retina && name === 'icon') {
			name += '-2x';
		}

		var path = L.Icon.Default.imagePath;

		if (!path) {
			throw new Error('Couldn\'t autodetect L.Icon.Default.imagePath, set it manually.');
		}

		return path + '/marker-' + name + '.png';
	}
});

L.Icon.Default.imagePath = (function () {
	var scripts = document.getElementsByTagName('script'),
	    leafletRe = /[\/^]leaflet[\-\._]?([\w\-\._]*)\.js\??/;

	var i, len, src, matches, path;

	for (i = 0, len = scripts.length; i < len; i++) {
		src = scripts[i].src;
		matches = src.match(leafletRe);

		if (matches) {
			path = src.split(leafletRe)[0];
			return (path ? path + '/' : '') + 'images';
		}
	}
}());


/*
 * 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: '',
		alt: '',
		clickable: true,
		draggable: false,
		keyboard: true,
		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();
		this.fire('add');

		if (map.options.zoomAnimation && map.options.markerZoomAnimation) {
			map.on('zoomanim', this._animateZoom, this);
		}
	},

	addTo: function (map) {
		map.addLayer(this);
		return this;
	},

	onRemove: function (map) {
		if (this.dragging) {
			this.dragging.disable();
		}

		this._removeIcon();
		this._removeShadow();

		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) {

		this.options.icon = icon;

		if (this._map) {
			this._initIcon();
			this.update();
		}

		if (this._popup) {
			this.bindPopup(this._popup);
		}

		return this;
	},

	update: function () {
		if (this._icon) {
			this._setPos(this._map.latLngToLayerPoint(this._latlng).round());
		}
		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';

		var icon = options.icon.createIcon(this._icon),
			addIcon = false;

		// if we're not reusing the icon, remove the old one and init new one
		if (icon !== this._icon) {
			if (this._icon) {
				this._removeIcon();
			}
			addIcon = true;

			if (options.title) {
				icon.title = options.title;
			}

			if (options.alt) {
				icon.alt = options.alt;
			}
		}

		L.DomUtil.addClass(icon, classToAdd);

		if (options.keyboard) {
			icon.tabIndex = '0';
		}

		this._icon = icon;

		this._initInteraction();

		if (options.riseOnHover) {
			L.DomEvent
				.on(icon, 'mouseover', this._bringToFront, this)
				.on(icon, 'mouseout', this._resetZIndex, this);
		}

		var newShadow = options.icon.createShadow(this._shadow),
			addShadow = false;

		if (newShadow !== this._shadow) {
			this._removeShadow();
			addShadow = true;
		}

		if (newShadow) {
			L.DomUtil.addClass(newShadow, classToAdd);
		}
		this._shadow = newShadow;


		if (options.opacity < 1) {
			this._updateOpacity();
		}


		var panes = this._map._panes;

		if (addIcon) {
			panes.markerPane.appendChild(this._icon);
		}

		if (newShadow && addShadow) {
			panes.shadowPane.appendChild(this._shadow);
		}
	},

	_removeIcon: function () {
		if (this.options.riseOnHover) {
			L.DomEvent
			    .off(this._icon, 'mouseover', this._bringToFront)
			    .off(this._icon, 'mouseout', this._resetZIndex);
		}

		this._map._panes.markerPane.removeChild(this._icon);

		this._icon = null;
	},

	_removeShadow: function () {
		if (this._shadow) {
			this._map._panes.shadowPane.removeChild(this._shadow);
		}
		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).round();

		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);
		L.DomEvent.on(icon, 'keypress', this._onKeyPress, 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,
			latlng: this._latlng
		});
	},

	_onKeyPress: function (e) {
		if (e.keyCode === 13) {
			this.fire('click', {
				originalEvent: e,
				latlng: this._latlng
			});
		}
	},

	_fireMouseEvent: function (e) {

		this.fire(e.type, {
			originalEvent: e,
			latlng: this._latlng
		});

		// 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);
		} else {
			L.DomEvent.preventDefault(e);
		}
	},

	setOpacity: function (opacity) {
		this.options.opacity = opacity;
		if (this._map) {
			this._updateOpacity();
		}

		return this;
	},

	_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.DivIcon is a lightweight HTML-based icon class (as opposed to the image-based L.Icon)
 * to use with L.Marker.
 */

L.DivIcon = L.Icon.extend({
	options: {
		iconSize: [12, 12], // also can be set through CSS
		/*
		iconAnchor: (Point)
		popupAnchor: (Point)
		html: (String)
		bgPos: (Point)
		*/
		className: 'leaflet-div-icon',
		html: false
	},

	createIcon: function (oldIcon) {
		var div = (oldIcon && oldIcon.tagName === 'DIV') ? oldIcon : document.createElement('div'),
		    options = this.options;

		if (options.html !== false) {
			div.innerHTML = options.html;
		} else {
			div.innerHTML = '';
		}

		if (options.bgPos) {
			div.style.backgroundPosition =
			        (-options.bgPos.x) + 'px ' + (-options.bgPos.y) + 'px';
		}

		this._setIconStyles(div, 'icon');
		return div;
	},

	createShadow: function () {
		return null;
	}
});

L.divIcon = function (options) {
	return new L.DivIcon(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: [0, 7],
		autoPanPadding: [5, 5],
		// autoPanPaddingTopLeft: null,
		// autoPanPaddingBottomRight: null,
		keepInView: false,
		className: '',
		zoomAnimation: true
	},

	initialize: function (options, source) {
		L.setOptions(this, options);

		this._source = source;
		this._animated = L.Browser.any3d && this.options.zoomAnimation;
		this._isOpen = false;
	},

	onAdd: function (map) {
		this._map = map;

		if (!this._container) {
			this._initLayout();
		}

		var animFade = map.options.fadeAnimation;

		if (animFade) {
			L.DomUtil.setOpacity(this._container, 0);
		}
		map._panes.popupPane.appendChild(this._container);

		map.on(this._getEvents(), this);

		this.update();

		if (animFade) {
			L.DomUtil.setOpacity(this._container, 1);
		}

		this.fire('open');

		map.fire('popupopen', {popup: this});

		if (this._source) {
			this._source.fire('popupopen', {popup: this});
		}
	},

	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(this._getEvents(), this);

		if (map.options.fadeAnimation) {
			L.DomUtil.setOpacity(this._container, 0);
		}

		this._map = null;

		this.fire('close');

		map.fire('popupclose', {popup: this});

		if (this._source) {
			this._source.fire('popupclose', {popup: this});
		}
	},

	getLatLng: function () {
		return this._latlng;
	},

	setLatLng: function (latlng) {
		this._latlng = L.latLng(latlng);
		if (this._map) {
			this._updatePosition();
			this._adjustPan();
		}
		return this;
	},

	getContent: function () {
		return this._content;
	},

	setContent: function (content) {
		this._content = content;
		this.update();
		return this;
	},

	update: function () {
		if (!this._map) { return; }

		this._container.style.visibility = 'hidden';

		this._updateContent();
		this._updateLayout();
		this._updatePosition();

		this._container.style.visibility = '';

		this._adjustPan();
	},

	_getEvents: function () {
		var events = {
			viewreset: this._updatePosition
		};

		if (this._animated) {
			events.zoomanim = this._zoomAnimation;
		}
		if ('closeOnClick' in this.options ? this.options.closeOnClick : this._map.options.closePopupOnClick) {
			events.preclick = this._close;
		}
		if (this.options.keepInView) {
			events.moveend = this._adjustPan;
		}

		return events;
	},

	_close: function () {
		if (this._map) {
			this._map.closePopup(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 = '&#215;';
			L.DomEvent.disableClickPropagation(closeButton);

			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.disableScrollPropagation(this._contentNode);
		L.DomEvent.on(wrapper, 'contextmenu', L.DomEvent.stopPropagation);

		this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container);
		this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer);
	},

	_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 = L.point(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 = L.point(this.options.autoPanPadding),
		    paddingTL = L.point(this.options.autoPanPaddingTopLeft || padding),
		    paddingBR = L.point(this.options.autoPanPaddingBottomRight || padding),
		    size = map.getSize(),
		    dx = 0,
		    dy = 0;

		if (containerPos.x + containerWidth + paddingBR.x > size.x) { // right
			dx = containerPos.x + containerWidth - size.x + paddingBR.x;
		}
		if (containerPos.x - dx - paddingTL.x < 0) { // left
			dx = containerPos.x - paddingTL.x;
		}
		if (containerPos.y + containerHeight + paddingBR.y > size.y) { // bottom
			dy = containerPos.y + containerHeight - size.y + paddingBR.y;
		}
		if (containerPos.y - dy - paddingTL.y < 0) { // top
			dy = containerPos.y - paddingTL.y;
		}

		if (dx || dy) {
			map
			    .fire('autopanstart')
			    .panBy([dx, dy]);
		}
	},

	_onCloseButtonClick: function (e) {
		this._close();
		L.DomEvent.stop(e);
	}
});

L.popup = function (options, source) {
	return new L.Popup(options, source);
};


L.Map.include({
	openPopup: function (popup, latlng, options) { // (Popup) or (String || HTMLElement, LatLng[, Object])
		this.closePopup();

		if (!(popup instanceof L.Popup)) {
			var content = popup;

			popup = new L.Popup(options)
			    .setLatLng(latlng)
			    .setContent(content);
		}
		popup._isOpen = true;

		this._popup = popup;
		return this.addLayer(popup);
	},

	closePopup: function (popup) {
		if (!popup || popup === this._popup) {
			popup = this._popup;
			this._popup = null;
		}
		if (popup) {
			this.removeLayer(popup);
			popup._isOpen = false;
		}
		return this;
	}
});


/*
 * Popup extension to L.Marker, adding popup-related methods.
 */

L.Marker.include({
	openPopup: function () {
		if (this._popup && this._map && !this._map.hasLayer(this._popup)) {
			this._popup.setLatLng(this._latlng);
			this._map.openPopup(this._popup);
		}

		return this;
	},

	closePopup: function () {
		if (this._popup) {
			this._popup._close();
		}
		return this;
	},

	togglePopup: function () {
		if (this._popup) {
			if (this._popup._isOpen) {
				this.closePopup();
			} else {
				this.openPopup();
			}
		}
		return this;
	},

	bindPopup: function (content, options) {
		var anchor = L.point(this.options.icon.options.popupAnchor || [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._popupHandlersAdded) {
			this
			    .on('click', this.togglePopup, this)
			    .on('remove', this.closePopup, this)
			    .on('move', this._movePopup, this);
			this._popupHandlersAdded = true;
		}

		if (content instanceof L.Popup) {
			L.setOptions(content, options);
			this._popup = content;
			content._source = this;
		} else {
			this._popup = new L.Popup(options, this)
				.setContent(content);
		}

		return this;
	},

	setPopupContent: function (content) {
		if (this._popup) {
			this._popup.setContent(content);
		}
		return this;
	},

	unbindPopup: function () {
		if (this._popup) {
			this._popup = null;
			this
			    .off('click', this.togglePopup, this)
			    .off('remove', this.closePopup, this)
			    .off('move', this._movePopup, this);
			this._popupHandlersAdded = false;
		}
		return this;
	},

	getPopup: function () {
		return this._popup;
	},

	_movePopup: function (e) {
		this._popup.setLatLng(e.latlng);
	}
});


/*
 * 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 = this.getLayerId(layer);

		this._layers[id] = layer;

		if (this._map) {
			this._map.addLayer(layer);
		}

		return this;
	},

	removeLayer: function (layer) {
		var id = layer in this._layers ? layer : this.getLayerId(layer);

		if (this._map && this._layers[id]) {
			this._map.removeLayer(this._layers[id]);
		}

		delete this._layers[id];

		return this;
	},

	hasLayer: function (layer) {
		if (!layer) { return false; }

		return (layer in this._layers || this.getLayerId(layer) in this._layers);
	},

	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) {
			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) {
			method.call(context, this._layers[i]);
		}
		return this;
	},

	getLayer: function (id) {
		return this._layers[id];
	},

	getLayers: function () {
		var layers = [];

		for (var i in this._layers) {
			layers.push(this._layers[i]);
		}
		return layers;
	},

	setZIndex: function (zIndex) {
		return this.invoke('setZIndex', zIndex);
	},

	getLayerId: function (layer) {
		return L.stamp(layer);
	}
});

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 popupopen popupclose'
	},

	addLayer: function (layer) {
		if (this.hasLayer(layer)) {
			return this;
		}

		if ('on' in layer) {
			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) {
		if (!this.hasLayer(layer)) {
			return this;
		}
		if (layer in this._layers) {
			layer = this._layers[layer];
		}

		if ('off' in 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);
	},

	openPopup: function (latlng) {
		// open popup on the first layer
		for (var id in this._layers) {
			this._layers[id].openPopup(latlng);
			break;
		}
		return this;
	},

	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 = L.extend({
			layer: e.target,
			target: this
		}, e);
		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: (function () {
			var max = L.Browser.mobile ? 1280 : 2000,
			    target = (max / Math.max(window.outerWidth, window.outerHeight) - 1) / 2;
			return Math.max(0, Math.min(0.5, target));
		})()
	},

	options: {
		stroke: true,
		color: '#0033ff',
		dashArray: null,
		lineCap: null,
		lineJoin: 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');

		if (this.options.className) {
			L.DomUtil.addClass(this._path, this.options.className);
		}

		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');
		}
		if (this.options.pointerEvents) {
			this._path.setAttribute('pointer-events', this.options.pointerEvents);
		}
		if (!this.options.clickable && !this.options.pointerEvents) {
			this._path.setAttribute('pointer-events', 'none');
		}
		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');
			}
			if (this.options.lineCap) {
				this._path.setAttribute('stroke-linecap', this.options.lineCap);
			}
			if (this.options.lineJoin) {
				this._path.setAttribute('stroke-linejoin', this.options.lineJoin);
			}
		} 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) {
				L.DomUtil.addClass(this._path, '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._map || !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) {
				L.DomUtil.addClass(this._pathRoot, 'leaflet-zoom-animated');

				this.on({
					'zoomanim': this._animatePathZoom,
					'zoomend': this._endPathZoom
				});
			} else {
				L.DomUtil.addClass(this._pathRoot, '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 (content instanceof L.Popup) {
			this._popup = content;
		} else {
			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 = '<v:shape adj="1"/>';

		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('<lvml:' + name + ' class="lvml">');
			};
		} 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' +
			(this.options.className ? ' ' + this.options.className : ''));

		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 = L.Util.isArray(options.dashArray) ?
				    options.dashArray.join(' ') :
				    options.dashArray.replace(/( *, *)/g, ' ');
			} else {
				stroke.dashStyle = '';
			}
			if (options.lineCap) {
				stroke.endcap = options.lineCap.replace('butt', 'flat');
			}
			if (options.lineJoin) {
				stroke.joinstyle = options.lineJoin;
			}

		} 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._map.off('mousemove', this._onMouseMove, this);
		}

		this._requestUpdate();
		
		this.fire('remove');
		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;
		}

		if (options.lineCap) {
			this._ctx.lineCap = options.lineCap;
		}
		if (options.lineJoin) {
			this._ctx.lineJoin = options.lineJoin;
		}
	},

	_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(options.fillRule || 'evenodd');
		}

		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) {
			this._map.on('mousemove', this._onMouseMove, this);
			this._map.on('click dblclick contextmenu', this._fireMouseEvent, this);
		}
	},

	_fireMouseEvent: function (e) {
		if (this._containsPoint(e.layerPoint)) {
			this.fire(e.type, e);
		}
	},

	_onMouseMove: function (e) {
		if (!this._map || this._map._animatingZoom) { return; }

		// TODO don't do on each move
		if (this._containsPoint(e.layerPoint)) {
			this._ctx.canvas.style.cursor = 'pointer';
			this._mouseInside = true;
			this.fire('mouseover', e);

		} else if (this._mouseInside) {
			this._ctx.canvas.style.cursor = '';
			this._mouseInside = false;
			this.fire('mouseout', 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 operations 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.Polyline 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, true);
		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 () {
		return new L.LatLngBounds(this.getLatLngs());
	},

	_convertLatLngs: function (latlngs, overwrite) {
		var i, len, target = overwrite ? latlngs : [];

		for (i = 0, len = latlngs.length; i < len; i++) {
			if (L.Util.isArray(latlngs[i]) && typeof latlngs[i][0] !== 'number') {
				return;
			}
			target[i] = L.latLng(latlngs[i]);
		}
		return target;
	},

	_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.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);
		this._initWithHoles(latlngs);
	},

	_initWithHoles: function (latlngs) {
		var i, len, hole;
		if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) {
			this._latlngs = this._convertLatLngs(latlngs[0]);
			this._holes = latlngs.slice(1);

			for (i = 0, len = this._holes.length; i < len; i++) {
				hole = this._holes[i] = this._convertLatLngs(this._holes[i]);
				if (hole[0].equals(hole[hole.length - 1])) {
					hole.pop();
				}
			}
		}

		// filter out last point if its equal to the first one
		latlngs = this._latlngs;

		if (latlngs.length >= 2 && latlngs[0].equals(latlngs[latlngs.length - 1])) {
			latlngs.pop();
		}
	},

	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]);
			}
		}
	},

	setLatLngs: function (latlngs) {
		if (latlngs && L.Util.isArray(latlngs[0]) && (typeof latlngs[0][0] !== 'number')) {
			this._initWithHoles(latlngs);
			return this.redraw();
		} else {
			return L.Polyline.prototype.setLatLngs.call(this, latlngs);
		}
	},

	_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;
			},

			getLatLngs: function () {
				var latlngs = [];

				this.eachLayer(function (layer) {
					latlngs.push(layer.getLatLngs());
				});

				return latlngs;
			}
		});
	}

	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(),
		    latlng = this._latlng,
		    pointLeft = this._map.latLngToLayerPoint([latlng.lat, latlng.lng - lngRadius]);

		this._point = this._map.latLngToLayerPoint(latlng);
		this._radius = Math.max(this._point.x - pointLeft.x, 1);
	},

	getBounds: function () {
		var lngRadius = this._getLngRadius(),
		    latRadius = (this._mRadius / 40075017) * 360,
		    latlng = this._latlng;

		return new L.LatLngBounds(
		        [latlng.lat - latRadius, latlng.lng - lngRadius],
		        [latlng.lat + latRadius, latlng.lng + lngRadius]);
	},

	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);
	},

	setLatLng: function (latlng) {
		L.Circle.prototype.setLatLng.call(this, latlng);
		if (this._popup && this._popup._isOpen) {
			this._popup.setLatLng(latlng);
		}
		return this;
	},

	setRadius: function (radius) {
		this.options.radius = this._radius = radius;
		return this.redraw();
	},

	getRadius: function () {
		return this._radius;
	}
});

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);
	}
});


/*
 * CircleMarker canvas specific drawing parts.
 */

L.CircleMarker.include(!L.Path.CANVAS ? {} : {
	_updateStyle: function () {
		L.Path.prototype._updateStyle.call(this);
	}
});


/*
 * 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, feature;

		if (features) {
			for (i = 0, len = features.length; i < len; i++) {
				// Only add this if geometry or geometries are set and not null
				feature = features[i];
				if (feature.geometries || feature.geometry || feature.features || feature.coordinates) {
					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, options.coordsToLatLng, options);
		layer.feature = L.GeoJSON.asFeature(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, coordsToLatLng, vectorOptions) {
		var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,
		    coords = geometry.coordinates,
		    layers = [],
		    latlng, latlngs, i, len;

		coordsToLatLng = coordsToLatLng || this.coordsToLatLng;

		switch (geometry.type) {
		case 'Point':
			latlng = coordsToLatLng(coords);
			return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng);

		case 'MultiPoint':
			for (i = 0, len = coords.length; i < len; i++) {
				latlng = coordsToLatLng(coords[i]);
				layers.push(pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng));
			}
			return new L.FeatureGroup(layers);

		case 'LineString':
			latlngs = this.coordsToLatLngs(coords, 0, coordsToLatLng);
			return new L.Polyline(latlngs, vectorOptions);

		case 'Polygon':
			if (coords.length === 2 && !coords[1].length) {
				throw new Error('Invalid GeoJSON object.');
			}
			latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng);
			return new L.Polygon(latlngs, vectorOptions);

		case 'MultiLineString':
			latlngs = this.coordsToLatLngs(coords, 1, coordsToLatLng);
			return new L.MultiPolyline(latlngs, vectorOptions);

		case 'MultiPolygon':
			latlngs = this.coordsToLatLngs(coords, 2, coordsToLatLng);
			return new L.MultiPolygon(latlngs, vectorOptions);

		case 'GeometryCollection':
			for (i = 0, len = geometry.geometries.length; i < len; i++) {

				layers.push(this.geometryToLayer({
					geometry: geometry.geometries[i],
					type: 'Feature',
					properties: geojson.properties
				}, pointToLayer, coordsToLatLng, vectorOptions));
			}
			return new L.FeatureGroup(layers);

		default:
			throw new Error('Invalid GeoJSON object.');
		}
	},

	coordsToLatLng: function (coords) { // (Array[, Boolean]) -> LatLng
		return new L.LatLng(coords[1], coords[0], coords[2]);
	},

	coordsToLatLngs: function (coords, levelsDeep, coordsToLatLng) { // (Array[, Number, Function]) -> Array
		var latlng, i, len,
		    latlngs = [];

		for (i = 0, len = coords.length; i < len; i++) {
			latlng = levelsDeep ?
			        this.coordsToLatLngs(coords[i], levelsDeep - 1, coordsToLatLng) :
			        (coordsToLatLng || this.coordsToLatLng)(coords[i]);

			latlngs.push(latlng);
		}

		return latlngs;
	},

	latLngToCoords: function (latlng) {
		var coords = [latlng.lng, latlng.lat];

		if (latlng.alt !== undefined) {
			coords.push(latlng.alt);
		}
		return coords;
	},

	latLngsToCoords: function (latLngs) {
		var coords = [];

		for (var i = 0, len = latLngs.length; i < len; i++) {
			coords.push(L.GeoJSON.latLngToCoords(latLngs[i]));
		}

		return coords;
	},

	getFeature: function (layer, newGeometry) {
		return layer.feature ? L.extend({}, layer.feature, {geometry: newGeometry}) : L.GeoJSON.asFeature(newGeometry);
	},

	asFeature: function (geoJSON) {
		if (geoJSON.type === 'Feature') {
			return geoJSON;
		}

		return {
			type: 'Feature',
			properties: {},
			geometry: geoJSON
		};
	}
});

var PointToGeoJSON = {
	toGeoJSON: function () {
		return L.GeoJSON.getFeature(this, {
			type: 'Point',
			coordinates: L.GeoJSON.latLngToCoords(this.getLatLng())
		});
	}
};

L.Marker.include(PointToGeoJSON);
L.Circle.include(PointToGeoJSON);
L.CircleMarker.include(PointToGeoJSON);

L.Polyline.include({
	toGeoJSON: function () {
		return L.GeoJSON.getFeature(this, {
			type: 'LineString',
			coordinates: L.GeoJSON.latLngsToCoords(this.getLatLngs())
		});
	}
});

L.Polygon.include({
	toGeoJSON: function () {
		var coords = [L.GeoJSON.latLngsToCoords(this.getLatLngs())],
		    i, len, hole;

		coords[0].push(coords[0][0]);

		if (this._holes) {
			for (i = 0, len = this._holes.length; i < len; i++) {
				hole = L.GeoJSON.latLngsToCoords(this._holes[i]);
				hole.push(hole[0]);
				coords.push(hole);
			}
		}

		return L.GeoJSON.getFeature(this, {
			type: 'Polygon',
			coordinates: coords
		});
	}
});

(function () {
	function multiToGeoJSON(type) {
		return function () {
			var coords = [];

			this.eachLayer(function (layer) {
				coords.push(layer.toGeoJSON().geometry.coordinates);
			});

			return L.GeoJSON.getFeature(this, {
				type: type,
				coordinates: coords
			});
		};
	}

	L.MultiPolyline.include({toGeoJSON: multiToGeoJSON('MultiLineString')});
	L.MultiPolygon.include({toGeoJSON: multiToGeoJSON('MultiPolygon')});

	L.LayerGroup.include({
		toGeoJSON: function () {

			var geometry = this.feature && this.feature.geometry,
				jsons = [],
				json;

			if (geometry && geometry.type === 'MultiPoint') {
				return multiToGeoJSON('MultiPoint').call(this);
			}

			var isGeometryCollection = geometry && geometry.type === 'GeometryCollection';

			this.eachLayer(function (layer) {
				if (layer.toGeoJSON) {
					json = layer.toGeoJSON();
					jsons.push(isGeometryCollection ? json.geometry : L.GeoJSON.asFeature(json));
				}
			});

			if (isGeometryCollection) {
				return L.GeoJSON.getFeature(this, {
					geometries: jsons,
					type: 'GeometryCollection'
				});
			}

			return {
				type: 'FeatureCollection',
				features: jsons
			};
		}
	});
}());

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.pointer && type.indexOf('touch') === 0) {
			return this.addPointerListener(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 if (type === 'click' && L.Browser.android) {
				originalHandler = handler;
				handler = function (e) {
					return L.DomEvent._filterClick(e, originalHandler);
				};

				obj.addEventListener(type, 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 this; }

		if (L.Browser.pointer && type.indexOf('touch') === 0) {
			this.removePointerListener(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;
		}
		L.DomEvent._skipped(e);

		return this;
	},

	disableScrollPropagation: function (el) {
		var stop = L.DomEvent.stopPropagation;

		return L.DomEvent
			.on(el, 'mousewheel', stop)
			.on(el, 'MozMousePixelScroll', stop);
	},

	disableClickPropagation: function (el) {
		var stop = L.DomEvent.stopPropagation;

		for (var i = L.Draggable.START.length - 1; i >= 0; i--) {
			L.DomEvent.on(el, L.Draggable.START[i], stop);
		}

		return L.DomEvent
			.on(el, 'click', L.DomEvent._fakeStop)
			.on(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) {
		if (!container) {
			return new L.Point(e.clientX, e.clientY);
		}

		var rect = container.getBoundingClientRect();

		return new L.Point(
			e.clientX - rect.left - container.clientLeft,
			e.clientY - rect.top - container.clientTop);
	},

	getWheelDelta: function (e) {

		var delta = 0;

		if (e.wheelDelta) {
			delta = e.wheelDelta / 120;
		}
		if (e.detail) {
			delta = -e.detail / 3;
		}
		return delta;
	},

	_skipEvents: {},

	_fakeStop: function (e) {
		// fakes stopPropagation by setting a special event flag, checked/reset with L.DomEvent._skipped(e)
		L.DomEvent._skipEvents[e.type] = true;
	},

	_skipped: function (e) {
		var skipped = this._skipEvents[e.type];
		// reset when checking, as it's only used in map container and propagates outside of the map
		this._skipEvents[e.type] = false;
		return skipped;
	},

	// 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;
	},

	// this is a horrible workaround for a bug in Android where a single touch triggers two click events
	_filterClick: function (e, handler) {
		var timeStamp = (e.timeStamp || e.originalEvent.timeStamp),
			elapsed = L.DomEvent._lastClick && (timeStamp - L.DomEvent._lastClick);

		// are they closer together than 500ms yet more than 100ms?
		// Android typically triggers them ~300ms apart while multiple listeners
		// on the same event should be triggered far faster;
		// or check if click is simulated on the element, and if it is, reject any non-simulated events

		if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) {
			L.DomEvent.stop(e);
			return;
		}
		L.DomEvent._lastClick = timeStamp;

		return handler(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',
			pointerdown: 'touchend',
			MSPointerDown: 'touchend'
		},
		MOVE: {
			mousedown: 'mousemove',
			touchstart: 'touchmove',
			pointerdown: 'touchmove',
			MSPointerDown: 'touchmove'
		}
	},

	initialize: function (element, dragStartTarget) {
		this._element = element;
		this._dragStartTarget = dragStartTarget || element;
	},

	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) {
		this._moved = false;

		if (e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }

		L.DomEvent.stopPropagation(e);

		if (L.Draggable._disabled) { return; }

		L.DomUtil.disableImageDrag();
		L.DomUtil.disableTextSelection();

		if (this._moving) { return; }

		var first = e.touches ? e.touches[0] : e;

		this._startPoint = new L.Point(first.clientX, first.clientY);
		this._startPos = this._newPos = L.DomUtil.getPosition(this._element);

		L.DomEvent
		    .on(document, L.Draggable.MOVE[e.type], this._onMove, this)
		    .on(document, L.Draggable.END[e.type], this._onUp, this);
	},

	_onMove: function (e) {
		if (e.touches && e.touches.length > 1) {
			this._moved = true;
			return;
		}

		var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),
		    newPoint = new L.Point(first.clientX, first.clientY),
		    offset = newPoint.subtract(this._startPoint);

		if (!offset.x && !offset.y) { return; }
		if (L.Browser.touch && Math.abs(offset.x) + Math.abs(offset.y) < 3) { return; }

		L.DomEvent.preventDefault(e);

		if (!this._moved) {
			this.fire('dragstart');

			this._moved = true;
			this._startPos = L.DomUtil.getPosition(this._element).subtract(offset);

			L.DomUtil.addClass(document.body, 'leaflet-dragging');
			this._lastTarget = e.target || e.srcElement;
			L.DomUtil.addClass(this._lastTarget, 'leaflet-drag-target');
		}

		this._newPos = this._startPos.add(offset);
		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 () {
		L.DomUtil.removeClass(document.body, 'leaflet-dragging');

		if (this._lastTarget) {
			L.DomUtil.removeClass(this._lastTarget, 'leaflet-drag-target');
			this._lastTarget = null;
		}

		for (var i in L.Draggable.MOVE) {
			L.DomEvent
			    .off(document, L.Draggable.MOVE[i], this._onMove)
			    .off(document, L.Draggable.END[i], this._onUp);
		}

		L.DomUtil.enableImageDrag();
		L.DomUtil.enableTextSelection();

		if (this._moved && this._moving) {
			// ensure drag is not fired after dragend
			L.Util.cancelAnimFrame(this._animRequest);

			this.fire('dragend', {
				distance: this._newPos.distanceTo(this._startPos)
			});
		}

		this._moving = false;
	}
});


/*
	L.Handler is a base class for handler classes that are used internally to inject
	interaction features like dragging to classes like Map and Marker.
*/

L.Handler = L.Class.extend({
	initialize: function (map) {
		this._map = map;
	},

	enable: function () {
		if (this._enabled) { return; }

		this._enabled = true;
		this.addHooks();
	},

	disable: function () {
		if (!this._enabled) { return; }

		this._enabled = false;
		this.removeHooks();
	},

	enabled: function () {
		return !!this._enabled;
	}
});


/*
 * L.Handler.MapDrag is used to make the map draggable (with panning inertia), enabled by default.
 */

L.Map.mergeOptions({
	dragging: true,

	inertia: !L.Browser.android23,
	inertiaDeceleration: 3400, // px/s^2
	inertiaMaxSpeed: Infinity, // px/s
	inertiaThreshold: L.Browser.touch ? 32 : 18, // ms
	easeLinearity: 0.25,

	// TODO refactor, move to CRS
	worldCopyJump: false
});

L.Map.Drag = L.Handler.extend({
	addHooks: function () {
		if (!this._draggable) {
			var map = this._map;

			this._draggable = new L.Draggable(map._mapPane, map._container);

			this._draggable.on({
				'dragstart': this._onDragStart,
				'drag': this._onDrag,
				'dragend': this._onDragEnd
			}, this);

			if (map.options.worldCopyJump) {
				this._draggable.on('predrag', this._onPreDrag, this);
				map.on('viewreset', this._onViewReset, this);

				map.whenReady(this._onViewReset, this);
			}
		}
		this._draggable.enable();
	},

	removeHooks: function () {
		this._draggable.disable();
	},

	moved: function () {
		return this._draggable && this._draggable._moved;
	},

	_onDragStart: function () {
		var map = this._map;

		if (map._panAnim) {
			map._panAnim.stop();
		}

		map
		    .fire('movestart')
		    .fire('dragstart');

		if (map.options.inertia) {
			this._positions = [];
			this._times = [];
		}
	},

	_onDrag: function () {
		if (this._map.options.inertia) {
			var time = this._lastTime = +new Date(),
			    pos = this._lastPos = this._draggable._newPos;

			this._positions.push(pos);
			this._times.push(time);

			if (time - this._times[0] > 200) {
				this._positions.shift();
				this._times.shift();
			}
		}

		this._map
		    .fire('move')
		    .fire('drag');
	},

	_onViewReset: function () {
		// TODO fix hardcoded Earth values
		var pxCenter = this._map.getSize()._divideBy(2),
		    pxWorldCenter = this._map.latLngToLayerPoint([0, 0]);

		this._initialWorldOffset = pxWorldCenter.subtract(pxCenter).x;
		this._worldWidth = this._map.project([0, 180]).x;
	},

	_onPreDrag: function () {
		// TODO refactor to be able to adjust map pane position after zoom
		var worldWidth = this._worldWidth,
		    halfWidth = Math.round(worldWidth / 2),
		    dx = this._initialWorldOffset,
		    x = this._draggable._newPos.x,
		    newX1 = (x - halfWidth + dx) % worldWidth + halfWidth - dx,
		    newX2 = (x + halfWidth + dx) % worldWidth - halfWidth - dx,
		    newX = Math.abs(newX1 + dx) < Math.abs(newX2 + dx) ? newX1 : newX2;

		this._draggable._newPos.x = newX;
	},

	_onDragEnd: function (e) {
		var map = this._map,
		    options = map.options,
		    delay = +new Date() - this._lastTime,

		    noInertia = !options.inertia || delay > options.inertiaThreshold || !this._positions[0];

		map.fire('dragend', e);

		if (noInertia) {
			map.fire('moveend');

		} else {

			var direction = this._lastPos.subtract(this._positions[0]),
			    duration = (this._lastTime + delay - this._times[0]) / 1000,
			    ease = options.easeLinearity,

			    speedVector = direction.multiplyBy(ease / duration),
			    speed = speedVector.distanceTo([0, 0]),

			    limitedSpeed = Math.min(options.inertiaMaxSpeed, speed),
			    limitedSpeedVector = speedVector.multiplyBy(limitedSpeed / speed),

			    decelerationDuration = limitedSpeed / (options.inertiaDeceleration * ease),
			    offset = limitedSpeedVector.multiplyBy(-decelerationDuration / 2).round();

			if (!offset.x || !offset.y) {
				map.fire('moveend');

			} else {
				offset = map._limitOffset(offset, map.options.maxBounds);

				L.Util.requestAnimFrame(function () {
					map.panBy(offset, {
						duration: decelerationDuration,
						easeLinearity: ease,
						noMoveStart: true
					});
				});
			}
		}
	}
});

L.Map.addInitHook('addHandler', 'dragging', L.Map.Drag);


/*
 * L.Handler.DoubleClickZoom is used to handle double-click zoom on the map, enabled by default.
 */

L.Map.mergeOptions({
	doubleClickZoom: true
});

L.Map.DoubleClickZoom = L.Handler.extend({
	addHooks: function () {
		this._map.on('dblclick', this._onDoubleClick, this);
	},

	removeHooks: function () {
		this._map.off('dblclick', this._onDoubleClick, this);
	},

	_onDoubleClick: function (e) {
		var map = this._map,
		    zoom = map.getZoom() + (e.originalEvent.shiftKey ? -1 : 1);

		if (map.options.doubleClickZoom === 'center') {
			map.setZoom(zoom);
		} else {
			map.setZoomAround(e.containerPoint, zoom);
		}
	}
});

L.Map.addInitHook('addHandler', 'doubleClickZoom', L.Map.DoubleClickZoom);


/*
 * L.Handler.ScrollWheelZoom is used by L.Map to enable mouse scroll wheel zoom on the map.
 */

L.Map.mergeOptions({
	scrollWheelZoom: true
});

L.Map.ScrollWheelZoom = L.Handler.extend({
	addHooks: function () {
		L.DomEvent.on(this._map._container, 'mousewheel', this._onWheelScroll, this);
		L.DomEvent.on(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault);
		this._delta = 0;
	},

	removeHooks: function () {
		L.DomEvent.off(this._map._container, 'mousewheel', this._onWheelScroll);
		L.DomEvent.off(this._map._container, 'MozMousePixelScroll', L.DomEvent.preventDefault);
	},

	_onWheelScroll: function (e) {
		var delta = L.DomEvent.getWheelDelta(e);

		this._delta += delta;
		this._lastMousePos = this._map.mouseEventToContainerPoint(e);

		if (!this._startTime) {
			this._startTime = +new Date();
		}

		var left = Math.max(40 - (+new Date() - this._startTime), 0);

		clearTimeout(this._timer);
		this._timer = setTimeout(L.bind(this._performZoom, this), left);

		L.DomEvent.preventDefault(e);
		L.DomEvent.stopPropagation(e);
	},

	_performZoom: function () {
		var map = this._map,
		    delta = this._delta,
		    zoom = map.getZoom();

		delta = delta > 0 ? Math.ceil(delta) : Math.floor(delta);
		delta = Math.max(Math.min(delta, 4), -4);
		delta = map._limitZoom(zoom + delta) - zoom;

		this._delta = 0;
		this._startTime = null;

		if (!delta) { return; }

		if (map.options.scrollWheelZoom === 'center') {
			map.setZoom(zoom + delta);
		} else {
			map.setZoomAround(this._lastMousePos, zoom + delta);
		}
	}
});

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.msPointer ? 'MSPointerDown' : L.Browser.pointer ? 'pointerdown' : 'touchstart',
	_touchend: L.Browser.msPointer ? 'MSPointerUp' : L.Browser.pointer ? 'pointerup' : '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.pointer) {
				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) {
			if (L.Browser.pointer) {
				var idx = trackedTouches.indexOf(e.pointerId);
				if (idx === -1) {
					return;
				}
				trackedTouches.splice(idx, 1);
			}

			if (doubleTap) {
				if (L.Browser.pointer) {
					// work around .type being readonly with MSPointer* events
					var newTouch = { },
						prop;

					// jshint forin:false
					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 pointer 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.pointer ? document.documentElement : obj;

		obj.addEventListener(touchstart, onTouchStart, false);
		endElement.addEventListener(touchend, onTouchEnd, false);

		if (L.Browser.pointer) {
			endElement.addEventListener(L.DomEvent.POINTER_CANCEL, onTouchEnd, false);
		}

		return this;
	},

	removeDoubleTapListener: function (obj, id) {
		var pre = '_leaflet_';

		obj.removeEventListener(this._touchstart, obj[pre + this._touchstart + id], false);
		(L.Browser.pointer ? document.documentElement : obj).removeEventListener(
		        this._touchend, obj[pre + this._touchend + id], false);

		if (L.Browser.pointer) {
			document.documentElement.removeEventListener(L.DomEvent.POINTER_CANCEL, obj[pre + this._touchend + id],
				false);
		}

		return this;
	}
});


/*
 * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices.
 */

L.extend(L.DomEvent, {

	//static
	POINTER_DOWN: L.Browser.msPointer ? 'MSPointerDown' : 'pointerdown',
	POINTER_MOVE: L.Browser.msPointer ? 'MSPointerMove' : 'pointermove',
	POINTER_UP: L.Browser.msPointer ? 'MSPointerUp' : 'pointerup',
	POINTER_CANCEL: L.Browser.msPointer ? 'MSPointerCancel' : 'pointercancel',

	_pointers: [],
	_pointerDocumentListener: false,

	// Provides a touch events wrapper for (ms)pointer events.
	// Based on changes by veproza https://github.com/CloudMade/Leaflet/pull/1019
	//ref http://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890

	addPointerListener: function (obj, type, handler, id) {

		switch (type) {
		case 'touchstart':
			return this.addPointerListenerStart(obj, type, handler, id);
		case 'touchend':
			return this.addPointerListenerEnd(obj, type, handler, id);
		case 'touchmove':
			return this.addPointerListenerMove(obj, type, handler, id);
		default:
			throw 'Unknown touch event type';
		}
	},

	addPointerListenerStart: function (obj, type, handler, id) {
		var pre = '_leaflet_',
		    pointers = this._pointers;

		var cb = function (e) {
			if (e.pointerType !== 'mouse' && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {
				L.DomEvent.preventDefault(e);
			}

			var alreadyInArray = false;
			for (var i = 0; i < pointers.length; i++) {
				if (pointers[i].pointerId === e.pointerId) {
					alreadyInArray = true;
					break;
				}
			}
			if (!alreadyInArray) {
				pointers.push(e);
			}

			e.touches = pointers.slice();
			e.changedTouches = [e];

			handler(e);
		};

		obj[pre + 'touchstart' + id] = cb;
		obj.addEventListener(this.POINTER_DOWN, cb, false);

		// need to also listen for end events to keep the _pointers list accurate
		// this needs to be on the body and never go away
		if (!this._pointerDocumentListener) {
			var internalCb = function (e) {
				for (var i = 0; i < pointers.length; i++) {
					if (pointers[i].pointerId === e.pointerId) {
						pointers.splice(i, 1);
						break;
					}
				}
			};
			//We listen on the documentElement as any drags that end by moving the touch off the screen get fired there
			document.documentElement.addEventListener(this.POINTER_UP, internalCb, false);
			document.documentElement.addEventListener(this.POINTER_CANCEL, internalCb, false);

			this._pointerDocumentListener = true;
		}

		return this;
	},

	addPointerListenerMove: function (obj, type, handler, id) {
		var pre = '_leaflet_',
		    touches = this._pointers;

		function cb(e) {

			// don't fire touch moves when mouse isn't down
			if ((e.pointerType === e.MSPOINTER_TYPE_MOUSE || e.pointerType === 'mouse') && e.buttons === 0) { return; }

			for (var i = 0; i < touches.length; i++) {
				if (touches[i].pointerId === e.pointerId) {
					touches[i] = e;
					break;
				}
			}

			e.touches = touches.slice();
			e.changedTouches = [e];

			handler(e);
		}

		obj[pre + 'touchmove' + id] = cb;
		obj.addEventListener(this.POINTER_MOVE, cb, false);

		return this;
	},

	addPointerListenerEnd: function (obj, type, handler, id) {
		var pre = '_leaflet_',
		    touches = this._pointers;

		var cb = function (e) {
			for (var i = 0; i < touches.length; i++) {
				if (touches[i].pointerId === e.pointerId) {
					touches.splice(i, 1);
					break;
				}
			}

			e.touches = touches.slice();
			e.changedTouches = [e];

			handler(e);
		};

		obj[pre + 'touchend' + id] = cb;
		obj.addEventListener(this.POINTER_UP, cb, false);
		obj.addEventListener(this.POINTER_CANCEL, cb, false);

		return this;
	},

	removePointerListener: function (obj, type, id) {
		var pre = '_leaflet_',
		    cb = obj[pre + type + id];

		switch (type) {
		case 'touchstart':
			obj.removeEventListener(this.POINTER_DOWN, cb, false);
			break;
		case 'touchmove':
			obj.removeEventListener(this.POINTER_MOVE, cb, false);
			break;
		case 'touchend':
			obj.removeEventListener(this.POINTER_UP, cb, false);
			obj.removeEventListener(this.POINTER_CANCEL, cb, false);
			break;
		}

		return this;
	}
});


/*
 * L.Handler.TouchZoom is used by L.Map to add pinch zoom on supported mobile browsers.
 */

L.Map.mergeOptions({
	touchZoom: L.Browser.touch && !L.Browser.android23,
	bounceAtZoomLimits: true
});

L.Map.TouchZoom = L.Handler.extend({
	addHooks: function () {
		L.DomEvent.on(this._map._container, 'touchstart', this._onTouchStart, this);
	},

	removeHooks: function () {
		L.DomEvent.off(this._map._container, 'touchstart', this._onTouchStart, this);
	},

	_onTouchStart: function (e) {
		var map = this._map;

		if (!e.touches || e.touches.length !== 2 || map._animatingZoom || this._zooming) { return; }

		var p1 = map.mouseEventToLayerPoint(e.touches[0]),
		    p2 = map.mouseEventToLayerPoint(e.touches[1]),
		    viewCenter = map._getCenterLayerPoint();

		this._startCenter = p1.add(p2)._divideBy(2);
		this._startDist = p1.distanceTo(p2);

		this._moved = false;
		this._zooming = true;

		this._centerOffset = viewCenter.subtract(this._startCenter);

		if (map._panAnim) {
			map._panAnim.stop();
		}

		L.DomEvent
		    .on(document, 'touchmove', this._onTouchMove, this)
		    .on(document, 'touchend', this._onTouchEnd, this);

		L.DomEvent.preventDefault(e);
	},

	_onTouchMove: function (e) {
		var map = this._map;

		if (!e.touches || e.touches.length !== 2 || !this._zooming) { return; }

		var p1 = map.mouseEventToLayerPoint(e.touches[0]),
		    p2 = map.mouseEventToLayerPoint(e.touches[1]);

		this._scale = p1.distanceTo(p2) / this._startDist;
		this._delta = p1._add(p2)._divideBy(2)._subtract(this._startCenter);

		if (this._scale === 1) { return; }

		if (!map.options.bounceAtZoomLimits) {
			if ((map.getZoom() === map.getMinZoom() && this._scale < 1) ||
			    (map.getZoom() === map.getMaxZoom() && this._scale > 1)) { return; }
		}

		if (!this._moved) {
			L.DomUtil.addClass(map._mapPane, 'leaflet-touching');

			map
			    .fire('movestart')
			    .fire('zoomstart');

			this._moved = true;
		}

		L.Util.cancelAnimFrame(this._animRequest);
		this._animRequest = L.Util.requestAnimFrame(
		        this._updateOnMove, this, true, this._map._container);

		L.DomEvent.preventDefault(e);
	},

	_updateOnMove: function () {
		var map = this._map,
		    origin = this._getScaleOrigin(),
		    center = map.layerPointToLatLng(origin),
		    zoom = map.getScaleZoom(this._scale);

		map._animateZoom(center, zoom, this._startCenter, this._scale, this._delta, false, true);
	},

	_onTouchEnd: function () {
		if (!this._moved || !this._zooming) {
			this._zooming = false;
			return;
		}

		var map = this._map;

		this._zooming = false;
		L.DomUtil.removeClass(map._mapPane, 'leaflet-touching');
		L.Util.cancelAnimFrame(this._animRequest);

		L.DomEvent
		    .off(document, 'touchmove', this._onTouchMove)
		    .off(document, 'touchend', this._onTouchEnd);

		var origin = this._getScaleOrigin(),
		    center = map.layerPointToLatLng(origin),

		    oldZoom = map.getZoom(),
		    floatZoomDelta = map.getScaleZoom(this._scale) - oldZoom,
		    roundZoomDelta = (floatZoomDelta > 0 ?
		            Math.ceil(floatZoomDelta) : Math.floor(floatZoomDelta)),

		    zoom = map._limitZoom(oldZoom + roundZoomDelta),
		    scale = map.getZoomScale(zoom) / this._scale;

		map._animateZoom(center, zoom, origin, scale);
	},

	_getScaleOrigin: function () {
		var centerOffset = this._centerOffset.subtract(this._delta).divideBy(this._scale);
		return this._startCenter.add(centerOffset);
	}
});

L.Map.addInitHook('addHandler', 'touchZoom', L.Map.TouchZoom);


/*
 * L.Map.Tap is used to enable mobile hacks like quick taps and long hold.
 */

L.Map.mergeOptions({
	tap: true,
	tapTolerance: 15
});

L.Map.Tap = L.Handler.extend({
	addHooks: function () {
		L.DomEvent.on(this._map._container, 'touchstart', this._onDown, this);
	},

	removeHooks: function () {
		L.DomEvent.off(this._map._container, 'touchstart', this._onDown, this);
	},

	_onDown: function (e) {
		if (!e.touches) { return; }

		L.DomEvent.preventDefault(e);

		this._fireClick = true;

		// don't simulate click or track longpress if more than 1 touch
		if (e.touches.length > 1) {
			this._fireClick = false;
			clearTimeout(this._holdTimeout);
			return;
		}

		var first = e.touches[0],
		    el = first.target;

		this._startPos = this._newPos = new L.Point(first.clientX, first.clientY);

		// if touching a link, highlight it
		if (el.tagName && el.tagName.toLowerCase() === 'a') {
			L.DomUtil.addClass(el, 'leaflet-active');
		}

		// simulate long hold but setting a timeout
		this._holdTimeout = setTimeout(L.bind(function () {
			if (this._isTapValid()) {
				this._fireClick = false;
				this._onUp();
				this._simulateEvent('contextmenu', first);
			}
		}, this), 1000);

		L.DomEvent
			.on(document, 'touchmove', this._onMove, this)
			.on(document, 'touchend', this._onUp, this);
	},

	_onUp: function (e) {
		clearTimeout(this._holdTimeout);

		L.DomEvent
			.off(document, 'touchmove', this._onMove, this)
			.off(document, 'touchend', this._onUp, this);

		if (this._fireClick && e && e.changedTouches) {

			var first = e.changedTouches[0],
			    el = first.target;

			if (el && el.tagName && el.tagName.toLowerCase() === 'a') {
				L.DomUtil.removeClass(el, 'leaflet-active');
			}

			// simulate click if the touch didn't move too much
			if (this._isTapValid()) {
				this._simulateEvent('click', first);
			}
		}
	},

	_isTapValid: function () {
		return this._newPos.distanceTo(this._startPos) <= this._map.options.tapTolerance;
	},

	_onMove: function (e) {
		var first = e.touches[0];
		this._newPos = new L.Point(first.clientX, first.clientY);
	},

	_simulateEvent: function (type, e) {
		var simulatedEvent = document.createEvent('MouseEvents');

		simulatedEvent._simulated = true;
		e.target._simulatedClick = true;

		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);
	}
});

if (L.Browser.touch && !L.Browser.pointer) {
	L.Map.addInitHook('addHandler', 'tap', L.Map.Tap);
}


/*
 * L.Handler.ShiftDragZoom is used to add shift-drag zoom interaction to the map
  * (zoom to a selected bounding box), enabled by default.
 */

L.Map.mergeOptions({
	boxZoom: true
});

L.Map.BoxZoom = L.Handler.extend({
	initialize: function (map) {
		this._map = map;
		this._container = map._container;
		this._pane = map._panes.overlayPane;
		this._moved = false;
	},

	addHooks: function () {
		L.DomEvent.on(this._container, 'mousedown', this._onMouseDown, this);
	},

	removeHooks: function () {
		L.DomEvent.off(this._container, 'mousedown', this._onMouseDown);
		this._moved = false;
	},

	moved: function () {
		return this._moved;
	},

	_onMouseDown: function (e) {
		this._moved = false;

		if (!e.shiftKey || ((e.which !== 1) && (e.button !== 1))) { return false; }

		L.DomUtil.disableTextSelection();
		L.DomUtil.disableImageDrag();

		this._startLayerPoint = this._map.mouseEventToLayerPoint(e);

		L.DomEvent
		    .on(document, 'mousemove', this._onMouseMove, this)
		    .on(document, 'mouseup', this._onMouseUp, this)
		    .on(document, 'keydown', this._onKeyDown, this);
	},

	_onMouseMove: function (e) {
		if (!this._moved) {
			this._box = L.DomUtil.create('div', 'leaflet-zoom-box', this._pane);
			L.DomUtil.setPosition(this._box, this._startLayerPoint);

			//TODO refactor: move cursor to styles
			this._container.style.cursor = 'crosshair';
			this._map.fire('boxzoomstart');
		}

		var startPoint = this._startLayerPoint,
		    box = this._box,

		    layerPoint = this._map.mouseEventToLayerPoint(e),
		    offset = layerPoint.subtract(startPoint),

		    newPos = new L.Point(
		        Math.min(layerPoint.x, startPoint.x),
		        Math.min(layerPoint.y, startPoint.y));

		L.DomUtil.setPosition(box, newPos);

		this._moved = true;

		// TODO refactor: remove hardcoded 4 pixels
		box.style.width  = (Math.max(0, Math.abs(offset.x) - 4)) + 'px';
		box.style.height = (Math.max(0, Math.abs(offset.y) - 4)) + 'px';
	},

	_finish: function () {
		if (this._moved) {
			this._pane.removeChild(this._box);
			this._container.style.cursor = '';
		}

		L.DomUtil.enableTextSelection();
		L.DomUtil.enableImageDrag();

		L.DomEvent
		    .off(document, 'mousemove', this._onMouseMove)
		    .off(document, 'mouseup', this._onMouseUp)
		    .off(document, 'keydown', this._onKeyDown);
	},

	_onMouseUp: function (e) {

		this._finish();

		var map = this._map,
		    layerPoint = map.mouseEventToLayerPoint(e);

		if (this._startLayerPoint.equals(layerPoint)) { return; }

		var bounds = new L.LatLngBounds(
		        map.layerPointToLatLng(this._startLayerPoint),
		        map.layerPointToLatLng(layerPoint));

		map.fitBounds(bounds);

		map.fire('boxzoomend', {
			boxZoomBounds: bounds
		});
	},

	_onKeyDown: function (e) {
		if (e.keyCode === 27) {
			this._finish();
		}
	}
});

L.Map.addInitHook('addHandler', 'boxZoom', L.Map.BoxZoom);


/*
 * L.Map.Keyboard is handling keyboard interaction with the map, enabled by default.
 */

L.Map.mergeOptions({
	keyboard: true,
	keyboardPanOffset: 80,
	keyboardZoomOffset: 1
});

L.Map.Keyboard = L.Handler.extend({

	keyCodes: {
		left:    [37],
		right:   [39],
		down:    [40],
		up:      [38],
		zoomIn:  [187, 107, 61, 171],
		zoomOut: [189, 109, 173]
	},

	initialize: function (map) {
		this._map = map;

		this._setPanOffset(map.options.keyboardPanOffset);
		this._setZoomOffset(map.options.keyboardZoomOffset);
	},

	addHooks: function () {
		var container = this._map._container;

		// make the container focusable by tabbing
		if (container.tabIndex === -1) {
			container.tabIndex = '0';
		}

		L.DomEvent
		    .on(container, 'focus', this._onFocus, this)
		    .on(container, 'blur', this._onBlur, this)
		    .on(container, 'mousedown', this._onMouseDown, this);

		this._map
		    .on('focus', this._addHooks, this)
		    .on('blur', this._removeHooks, this);
	},

	removeHooks: function () {
		this._removeHooks();

		var container = this._map._container;

		L.DomEvent
		    .off(container, 'focus', this._onFocus, this)
		    .off(container, 'blur', this._onBlur, this)
		    .off(container, 'mousedown', this._onMouseDown, this);

		this._map
		    .off('focus', this._addHooks, this)
		    .off('blur', this._removeHooks, this);
	},

	_onMouseDown: function () {
		if (this._focused) { return; }

		var body = document.body,
		    docEl = document.documentElement,
		    top = body.scrollTop || docEl.scrollTop,
		    left = body.scrollLeft || docEl.scrollLeft;

		this._map._container.focus();

		window.scrollTo(left, top);
	},

	_onFocus: function () {
		this._focused = true;
		this._map.fire('focus');
	},

	_onBlur: function () {
		this._focused = false;
		this._map.fire('blur');
	},

	_setPanOffset: function (pan) {
		var keys = this._panKeys = {},
		    codes = this.keyCodes,
		    i, len;

		for (i = 0, len = codes.left.length; i < len; i++) {
			keys[codes.left[i]] = [-1 * pan, 0];
		}
		for (i = 0, len = codes.right.length; i < len; i++) {
			keys[codes.right[i]] = [pan, 0];
		}
		for (i = 0, len = codes.down.length; i < len; i++) {
			keys[codes.down[i]] = [0, pan];
		}
		for (i = 0, len = codes.up.length; i < len; i++) {
			keys[codes.up[i]] = [0, -1 * pan];
		}
	},

	_setZoomOffset: function (zoom) {
		var keys = this._zoomKeys = {},
		    codes = this.keyCodes,
		    i, len;

		for (i = 0, len = codes.zoomIn.length; i < len; i++) {
			keys[codes.zoomIn[i]] = zoom;
		}
		for (i = 0, len = codes.zoomOut.length; i < len; i++) {
			keys[codes.zoomOut[i]] = -zoom;
		}
	},

	_addHooks: function () {
		L.DomEvent.on(document, 'keydown', this._onKeyDown, this);
	},

	_removeHooks: function () {
		L.DomEvent.off(document, 'keydown', this._onKeyDown, this);
	},

	_onKeyDown: function (e) {
		var key = e.keyCode,
		    map = this._map;

		if (key in this._panKeys) {

			if (map._panAnim && map._panAnim._inProgress) { return; }

			map.panBy(this._panKeys[key]);

			if (map.options.maxBounds) {
				map.panInsideBounds(map.options.maxBounds);
			}

		} else if (key in this._zoomKeys) {
			map.setZoom(map.getZoom() + this._zoomKeys[key]);

		} else {
			return;
		}

		L.DomEvent.stop(e);
	}
});

L.Map.addInitHook('addHandler', 'keyboard', L.Map.Keyboard);


/*
 * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable.
 */

L.Handler.MarkerDrag = L.Handler.extend({
	initialize: function (marker) {
		this._marker = marker;
	},

	addHooks: function () {
		var icon = this._marker._icon;
		if (!this._draggable) {
			this._draggable = new L.Draggable(icon, icon);
		}

		this._draggable
			.on('dragstart', this._onDragStart, this)
			.on('drag', this._onDrag, this)
			.on('dragend', this._onDragEnd, this);
		this._draggable.enable();
		L.DomUtil.addClass(this._marker._icon, 'leaflet-marker-draggable');
	},

	removeHooks: function () {
		this._draggable
			.off('dragstart', this._onDragStart, this)
			.off('drag', this._onDrag, this)
			.off('dragend', this._onDragEnd, this);

		this._draggable.disable();
		L.DomUtil.removeClass(this._marker._icon, 'leaflet-marker-draggable');
	},

	moved: function () {
		return this._draggable && this._draggable._moved;
	},

	_onDragStart: function () {
		this._marker
		    .closePopup()
		    .fire('movestart')
		    .fire('dragstart');
	},

	_onDrag: function () {
		var marker = this._marker,
		    shadow = marker._shadow,
		    iconPos = L.DomUtil.getPosition(marker._icon),
		    latlng = marker._map.layerPointToLatLng(iconPos);

		// update shadow position
		if (shadow) {
			L.DomUtil.setPosition(shadow, iconPos);
		}

		marker._latlng = latlng;

		marker
		    .fire('move', {latlng: latlng})
		    .fire('drag');
	},

	_onDragEnd: function (e) {
		this._marker
		    .fire('moveend')
		    .fire('dragend', e);
	}
});


/*
 * 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;
	},

	getContainer: function () {
		return this._container;
	},

	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;
	},

	_refocusOnMap: function () {
		if (this._map) {
			this._map.getContainer().focus();
		}
	}
});

L.control = function (options) {
	return new L.Control(options);
};


// adds control-related methods to L.Map

L.Map.include({
	addControl: function (control) {
		control.addTo(this);
		return this;
	},

	removeControl: function (control) {
		control.removeFrom(this);
		return this;
	},

	_initControlPos: function () {
		var corners = this._controlCorners = {},
		    l = 'leaflet-',
		    container = this._controlContainer =
		            L.DomUtil.create('div', l + 'control-container', this._container);

		function createCorner(vSide, hSide) {
			var className = l + vSide + ' ' + l + hSide;

			corners[vSide + hSide] = L.DomUtil.create('div', className, container);
		}

		createCorner('top', 'left');
		createCorner('top', 'right');
		createCorner('bottom', 'left');
		createCorner('bottom', 'right');
	},

	_clearControlPos: function () {
		this._container.removeChild(this._controlContainer);
	}
});


/*
 * L.Control.Zoom is used for the default zoom buttons on the map.
 */

L.Control.Zoom = L.Control.extend({
	options: {
		position: 'topleft',
		zoomInText: '+',
		zoomInTitle: 'Zoom in',
		zoomOutText: '-',
		zoomOutTitle: 'Zoom out'
	},

	onAdd: function (map) {
		var zoomName = 'leaflet-control-zoom',
		    container = L.DomUtil.create('div', zoomName + ' leaflet-bar');

		this._map = map;

		this._zoomInButton  = this._createButton(
		        this.options.zoomInText, this.options.zoomInTitle,
		        zoomName + '-in',  container, this._zoomIn,  this);
		this._zoomOutButton = this._createButton(
		        this.options.zoomOutText, this.options.zoomOutTitle,
		        zoomName + '-out', container, this._zoomOut, this);

		this._updateDisabled();
		map.on('zoomend zoomlevelschange', this._updateDisabled, this);

		return container;
	},

	onRemove: function (map) {
		map.off('zoomend zoomlevelschange', 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)
		    .on(link, 'click', this._refocusOnMap, context);

		return link;
	},

	_updateDisabled: function () {
		var map = this._map,
			className = 'leaflet-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: '<a href="http://leafletjs.com" title="A JS library for interactive maps">Leaflet</a>'
	},

	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);

		for (var i in map._layers) {
			if (map._layers[i].getAttribution) {
				this.addAttribution(map._layers[i].getAttribution());
			}
		}
		
		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; }

		if (this._attributions[text]) {
			this._attributions[text]--;
			this._update();
		}

		return this;
	},

	_update: function () {
		if (!this._map) { return; }

		var attribs = [];

		for (var i in this._attributions) {
			if (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.Scale is used for displaying metric/imperial scale on the map.
 */

L.Control.Scale = L.Control.extend({
	options: {
		position: 'bottomleft',
		maxWidth: 100,
		metric: true,
		imperial: true,
		updateWhenIdle: false
	},

	onAdd: function (map) {
		this._map = map;

		var className = 'leaflet-control-scale',
		    container = L.DomUtil.create('div', className),
		    options = this.options;

		this._addScales(options, className, container);

		map.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);
		map.whenReady(this._update, this);

		return container;
	},

	onRemove: function (map) {
		map.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);
	},

	_addScales: function (options, className, container) {
		if (options.metric) {
			this._mScale = L.DomUtil.create('div', className + '-line', container);
		}
		if (options.imperial) {
			this._iScale = L.DomUtil.create('div', className + '-line', container);
		}
	},

	_update: function () {
		var bounds = this._map.getBounds(),
		    centerLat = bounds.getCenter().lat,
		    halfWorldMeters = 6378137 * Math.PI * Math.cos(centerLat * Math.PI / 180),
		    dist = halfWorldMeters * (bounds.getNorthEast().lng - bounds.getSouthWest().lng) / 180,

		    size = this._map.getSize(),
		    options = this.options,
		    maxMeters = 0;

		if (size.x > 0) {
			maxMeters = dist * (options.maxWidth / size.x);
		}

		this._updateScales(options, maxMeters);
	},

	_updateScales: function (options, maxMeters) {
		if (options.metric && maxMeters) {
			this._updateMetric(maxMeters);
		}

		if (options.imperial && maxMeters) {
			this._updateImperial(maxMeters);
		}
	},

	_updateMetric: function (maxMeters) {
		var meters = this._getRoundNum(maxMeters);

		this._mScale.style.width = this._getScaleWidth(meters / maxMeters) + 'px';
		this._mScale.innerHTML = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';
	},

	_updateImperial: function (maxMeters) {
		var maxFeet = maxMeters * 3.2808399,
		    scale = this._iScale,
		    maxMiles, miles, feet;

		if (maxFeet > 5280) {
			maxMiles = maxFeet / 5280;
			miles = this._getRoundNum(maxMiles);

			scale.style.width = this._getScaleWidth(miles / maxMiles) + 'px';
			scale.innerHTML = miles + ' mi';

		} else {
			feet = this._getRoundNum(maxFeet);

			scale.style.width = this._getScaleWidth(feet / maxFeet) + 'px';
			scale.innerHTML = feet + ' ft';
		}
	},

	_getScaleWidth: function (ratio) {
		return Math.round(this.options.maxWidth * ratio) - 10;
	},

	_getRoundNum: function (num) {
		var pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),
		    d = num / pow10;

		d = d >= 10 ? 10 : d >= 5 ? 5 : d >= 3 ? 3 : d >= 2 ? 2 : 1;

		return pow10 * d;
	}
});

L.control.scale = function (options) {
	return new L.Control.Scale(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) {
			this._addLayer(baseLayers[i], i);
		}

		for (i in overlays) {
			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, this)
		    .off('layerremove', this._onLayerChange, this);
	},

	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);

		//Makes this work on IE10 Touch devices by stopping it from firing a mouseout event when the touch is released
		container.setAttribute('aria-haspopup', true);

		if (!L.Browser.touch) {
			L.DomEvent
				.disableClickPropagation(container)
				.disableScrollPropagation(container);
		} else {
			L.DomEvent.on(container, 'click', L.DomEvent.stopPropagation);
		}

		var form = this._form = L.DomUtil.create('form', className + '-list');

		if (this.options.collapsed) {
			if (!L.Browser.android) {
				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.stop)
				    .on(link, 'click', this._expand, this);
			}
			else {
				L.DomEvent.on(link, 'focus', this._expand, this);
			}
			//Work around for Firefox android issue https://github.com/Leaflet/Leaflet/issues/2033
			L.DomEvent.on(form, 'click', function () {
				setTimeout(L.bind(this._onInputClick, this), 0);
			}, this);

			this._map.on('click', 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,
		    i, obj;

		for (i in this._layers) {
			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 obj = this._layers[L.stamp(e.layer)];

		if (!obj) { return; }

		if (!this._handlingClick) {
			this._update();
		}

		var type = obj.overlay ?
			(e.type === 'layeradd' ? 'overlayadd' : 'overlayremove') :
			(e.type === 'layeradd' ? 'baselayerchange' : null);

		if (type) {
			this._map.fire(type, obj);
		}
	},

	// 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 = '<input type="radio" class="leaflet-control-layers-selector" name="' + name + '"';
		if (checked) {
			radioHtml += ' checked="checked"';
		}
		radioHtml += '/>';

		var radioFragment = document.createElement('div');
		radioFragment.innerHTML = radioHtml;

		return radioFragment.firstChild;
	},

	_addItem: function (obj) {
		var label = document.createElement('label'),
		    input,
		    checked = this._map.hasLayer(obj.layer);

		if (obj.overlay) {
			input = document.createElement('input');
			input.type = 'checkbox';
			input.className = 'leaflet-control-layers-selector';
			input.defaultChecked = checked;
		} else {
			input = this._createRadioElement('leaflet-base-layers', checked);
		}

		input.layerId = L.stamp(obj.layer);

		L.DomEvent.on(input, 'click', this._onInputClick, this);

		var name = document.createElement('span');
		name.innerHTML = ' ' + obj.name;

		label.appendChild(input);
		label.appendChild(name);

		var container = obj.overlay ? this._overlaysList : this._baseLayersList;
		container.appendChild(label);

		return label;
	},

	_onInputClick: function () {
		var i, input, obj,
		    inputs = this._form.getElementsByTagName('input'),
		    inputsLen = inputs.length;

		this._handlingClick = true;

		for (i = 0; i < inputsLen; i++) {
			input = inputs[i];
			obj = this._layers[input.layerId];

			if (input.checked && !this._map.hasLayer(obj.layer)) {
				this._map.addLayer(obj.layer);

			} else if (!input.checked && this._map.hasLayer(obj.layer)) {
				this._map.removeLayer(obj.layer);
			}
		}

		this._handlingClick = false;

		this._refocusOnMap();
	},

	_expand: function () {
		L.DomUtil.addClass(this._container, 'leaflet-control-layers-expanded');
	},

	_collapse: function () {
		this._container.className = this._container.className.replace(' leaflet-control-layers-expanded', '');
	}
});

L.control.layers = function (baseLayers, overlays, options) {
	return new L.Control.Layers(baseLayers, overlays, options);
};


/*
 * L.PosAnimation is used by Leaflet internally for pan animations.
 */

L.PosAnimation = L.Class.extend({
	includes: L.Mixin.Events,

	run: function (el, newPos, duration, easeLinearity) { // (HTMLElement, Point[, Number, Number])
		this.stop();

		this._el = el;
		this._inProgress = true;
		this._newPos = newPos;

		this.fire('start');

		el.style[L.DomUtil.TRANSITION] = 'all ' + (duration || 0.25) +
		        's cubic-bezier(0,0,' + (easeLinearity || 0.5) + ',1)';

		L.DomEvent.on(el, L.DomUtil.TRANSITION_END, this._onTransitionEnd, this);
		L.DomUtil.setPosition(el, newPos);

		// toggle reflow, Chrome flickers for some reason if you don't do this
		L.Util.falseFn(el.offsetWidth);

		// there's no native way to track value updates of transitioned properties, so we imitate this
		this._stepTimer = setInterval(L.bind(this._onStep, this), 50);
	},

	stop: function () {
		if (!this._inProgress) { return; }

		// if we just removed the transition property, the element would jump to its final position,
		// so we need to make it stay at the current position

		L.DomUtil.setPosition(this._el, this._getPos());
		this._onTransitionEnd();
		L.Util.falseFn(this._el.offsetWidth); // force reflow in case we are about to start a new animation
	},

	_onStep: function () {
		var stepPos = this._getPos();
		if (!stepPos) {
			this._onTransitionEnd();
			return;
		}
		// jshint camelcase: false
		// make L.DomUtil.getPosition return intermediate position value during animation
		this._el._leaflet_pos = stepPos;

		this.fire('step');
	},

	// you can't easily get intermediate values of properties animated with CSS3 Transitions,
	// we need to parse computed style (in case of transform it returns matrix string)

	_transformRe: /([-+]?(?:\d*\.)?\d+)\D*, ([-+]?(?:\d*\.)?\d+)\D*\)/,

	_getPos: function () {
		var left, top, matches,
		    el = this._el,
		    style = window.getComputedStyle(el);

		if (L.Browser.any3d) {
			matches = style[L.DomUtil.TRANSFORM].match(this._transformRe);
			if (!matches) { return; }
			left = parseFloat(matches[1]);
			top  = parseFloat(matches[2]);
		} else {
			left = parseFloat(style.left);
			top  = parseFloat(style.top);
		}

		return new L.Point(left, top, true);
	},

	_onTransitionEnd: function () {
		L.DomEvent.off(this._el, L.DomUtil.TRANSITION_END, this._onTransitionEnd, this);

		if (!this._inProgress) { return; }
		this._inProgress = false;

		this._el.style[L.DomUtil.TRANSITION] = '';

		// jshint camelcase: false
		// make sure L.DomUtil.getPosition returns the final position value after animation
		this._el._leaflet_pos = this._newPos;

		clearInterval(this._stepTimer);

		this.fire('step').fire('end');
	}

});


/*
 * Extends L.Map to handle panning animations.
 */

L.Map.include({

	setView: function (center, zoom, options) {

		zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom);
		center = this._limitCenter(L.latLng(center), zoom, this.options.maxBounds);
		options = options || {};

		if (this._panAnim) {
			this._panAnim.stop();
		}

		if (this._loaded && !options.reset && options !== true) {

			if (options.animate !== undefined) {
				options.zoom = L.extend({animate: options.animate}, options.zoom);
				options.pan = L.extend({animate: options.animate}, options.pan);
			}

			// try animating pan or zoom
			var animated = (this._zoom !== zoom) ?
				this._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) :
				this._tryAnimatedPan(center, options.pan);

			if (animated) {
				// prevent resize handler call, the view will refresh after animation anyway
				clearTimeout(this._sizeTimer);
				return this;
			}
		}

		// animation didn't start, just reset the map view
		this._resetView(center, zoom);

		return this;
	},

	panBy: function (offset, options) {
		offset = L.point(offset).round();
		options = options || {};

		if (!offset.x && !offset.y) {
			return this;
		}

		if (!this._panAnim) {
			this._panAnim = new L.PosAnimation();

			this._panAnim.on({
				'step': this._onPanTransitionStep,
				'end': this._onPanTransitionEnd
			}, this);
		}

		// don't fire movestart if animating inertia
		if (!options.noMoveStart) {
			this.fire('movestart');
		}

		// animate pan unless animate: false specified
		if (options.animate !== false) {
			L.DomUtil.addClass(this._mapPane, 'leaflet-pan-anim');

			var newPos = this._getMapPanePos().subtract(offset);
			this._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity);
		} else {
			this._rawPanBy(offset);
			this.fire('move').fire('moveend');
		}

		return this;
	},

	_onPanTransitionStep: function () {
		this.fire('move');
	},

	_onPanTransitionEnd: function () {
		L.DomUtil.removeClass(this._mapPane, 'leaflet-pan-anim');
		this.fire('moveend');
	},

	_tryAnimatedPan: function (center, options) {
		// difference between the new and current centers in pixels
		var offset = this._getCenterOffset(center)._floor();

		// don't animate too far unless animate: true specified in options
		if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; }

		this.panBy(offset, options);

		return true;
	}
});


/*
 * L.PosAnimation fallback implementation that powers Leaflet pan animations
 * in browsers that don't support CSS3 Transitions.
 */

L.PosAnimation = L.DomUtil.TRANSITION ? L.PosAnimation : L.PosAnimation.extend({

	run: function (el, newPos, duration, easeLinearity) { // (HTMLElement, Point[, Number, Number])
		this.stop();

		this._el = el;
		this._inProgress = true;
		this._duration = duration || 0.25;
		this._easeOutPower = 1 / Math.max(easeLinearity || 0.5, 0.2);

		this._startPos = L.DomUtil.getPosition(el);
		this._offset = newPos.subtract(this._startPos);
		this._startTime = +new Date();

		this.fire('start');

		this._animate();
	},

	stop: function () {
		if (!this._inProgress) { return; }

		this._step();
		this._complete();
	},

	_animate: function () {
		// animation loop
		this._animId = L.Util.requestAnimFrame(this._animate, this);
		this._step();
	},

	_step: function () {
		var elapsed = (+new Date()) - this._startTime,
		    duration = this._duration * 1000;

		if (elapsed < duration) {
			this._runFrame(this._easeOut(elapsed / duration));
		} else {
			this._runFrame(1);
			this._complete();
		}
	},

	_runFrame: function (progress) {
		var pos = this._startPos.add(this._offset.multiplyBy(progress));
		L.DomUtil.setPosition(this._el, pos);

		this.fire('step');
	},

	_complete: function () {
		L.Util.cancelAnimFrame(this._animId);

		this._inProgress = false;
		this.fire('end');
	},

	_easeOut: function (t) {
		return 1 - Math.pow(1 - t, this._easeOutPower);
	}
});


/*
 * Extends L.Map to handle zoom animations.
 */

L.Map.mergeOptions({
	zoomAnimation: true,
	zoomAnimationThreshold: 4
});

if (L.DomUtil.TRANSITION) {

	L.Map.addInitHook(function () {
		// don't animate on browsers without hardware-accelerated transitions or old Android/Opera
		this._zoomAnimated = this.options.zoomAnimation && L.DomUtil.TRANSITION &&
				L.Browser.any3d && !L.Browser.android23 && !L.Browser.mobileOpera;

		// zoom transitions run with the same duration for all layers, so if one of transitionend events
		// happens after starting zoom animation (propagating to the map pane), we know that it ended globally
		if (this._zoomAnimated) {
			L.DomEvent.on(this._mapPane, L.DomUtil.TRANSITION_END, this._catchTransitionEnd, this);
		}
	});
}

L.Map.include(!L.DomUtil.TRANSITION ? {} : {

	_catchTransitionEnd: function (e) {
		if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) {
			this._onZoomTransitionEnd();
		}
	},

	_nothingToAnimate: function () {
		return !this._container.getElementsByClassName('leaflet-zoom-animated').length;
	},

	_tryAnimatedZoom: function (center, zoom, options) {

		if (this._animatingZoom) { return true; }

		options = options || {};

		// don't animate if disabled, not supported or zoom difference is too large
		if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() ||
		        Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; }

		// offset is the pixel coords of the zoom origin relative to the current center
		var scale = this.getZoomScale(zoom),
		    offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale),
			origin = this._getCenterLayerPoint()._add(offset);

		// don't animate if the zoom origin isn't within one screen from the current center, unless forced
		if (options.animate !== true && !this.getSize().contains(offset)) { return false; }

		this
		    .fire('movestart')
		    .fire('zoomstart');

		this._animateZoom(center, zoom, origin, scale, null, true);

		return true;
	},

	_animateZoom: function (center, zoom, origin, scale, delta, backwards, forTouchZoom) {

		if (!forTouchZoom) {
			this._animatingZoom = true;
		}

		// put transform transition on all layers with leaflet-zoom-animated class
		L.DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim');

		// remember what center/zoom to set after animation
		this._animateToCenter = center;
		this._animateToZoom = zoom;

		// disable any dragging during animation
		if (L.Draggable) {
			L.Draggable._disabled = true;
		}

		L.Util.requestAnimFrame(function () {
			this.fire('zoomanim', {
				center: center,
				zoom: zoom,
				origin: origin,
				scale: scale,
				delta: delta,
				backwards: backwards
			});
			// horrible hack to work around a Chrome bug https://github.com/Leaflet/Leaflet/issues/3689
			setTimeout(L.bind(this._onZoomTransitionEnd, this), 250);
		}, this);
	},

	_onZoomTransitionEnd: function () {
		if (!this._animatingZoom) { return; }

		this._animatingZoom = false;

		L.DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim');

		L.Util.requestAnimFrame(function () {
			this._resetView(this._animateToCenter, this._animateToZoom, true, true);

			if (L.Draggable) {
				L.Draggable._disabled = false;
			}
		}, this);
	}
});


/*
	Zoom animation logic for L.TileLayer.
*/

L.TileLayer.include({
	_animateZoom: function (e) {
		if (!this._animating) {
			this._animating = true;
			this._prepareBgBuffer();
		}

		var bg = this._bgBuffer,
		    transform = L.DomUtil.TRANSFORM,
		    initialTransform = e.delta ? L.DomUtil.getTranslateString(e.delta) : bg.style[transform],
		    scaleStr = L.DomUtil.getScaleString(e.scale, e.origin);

		bg.style[transform] = e.backwards ?
				scaleStr + ' ' + initialTransform :
				initialTransform + ' ' + scaleStr;
	},

	_endZoomAnim: function () {
		var front = this._tileContainer,
		    bg = this._bgBuffer;

		front.style.visibility = '';
		front.parentNode.appendChild(front); // Bring to fore

		// force reflow
		L.Util.falseFn(bg.offsetWidth);

		var zoom = this._map.getZoom();
		if (zoom > this.options.maxZoom || zoom < this.options.minZoom) {
			this._clearBgBuffer();
		}

		this._animating = false;
	},

	_clearBgBuffer: function () {
		var map = this._map;

		if (map && !map._animatingZoom && !map.touchZoom._zooming) {
			this._bgBuffer.innerHTML = '';
			this._bgBuffer.style[L.DomUtil.TRANSFORM] = '';
		}
	},

	_prepareBgBuffer: function () {

		var front = this._tileContainer,
		    bg = this._bgBuffer;

		// if foreground layer doesn't have many tiles but bg layer does,
		// keep the existing bg layer and just zoom it some more

		var bgLoaded = this._getLoadedTilesPercentage(bg),
		    frontLoaded = this._getLoadedTilesPercentage(front);

		if (bg && bgLoaded > 0.5 && frontLoaded < 0.5) {

			front.style.visibility = 'hidden';
			this._stopLoadingImages(front);
			return;
		}

		// prepare the buffer to become the front tile pane
		bg.style.visibility = 'hidden';
		bg.style[L.DomUtil.TRANSFORM] = '';

		// switch out the current layer to be the new bg layer (and vice-versa)
		this._tileContainer = bg;
		bg = this._bgBuffer = front;

		this._stopLoadingImages(bg);

		//prevent bg buffer from clearing right after zoom
		clearTimeout(this._clearBgBufferTimer);
	},

	_getLoadedTilesPercentage: function (container) {
		var tiles = container.getElementsByTagName('img'),
		    i, len, count = 0;

		for (i = 0, len = tiles.length; i < len; i++) {
			if (tiles[i].complete) {
				count++;
			}
		}
		return count / len;
	},

	// stops loading all tiles in the background layer
	_stopLoadingImages: function (container) {
		var tiles = Array.prototype.slice.call(container.getElementsByTagName('img')),
		    i, len, tile;

		for (i = 0, len = tiles.length; i < len; i++) {
			tile = tiles[i];

			if (!tile.complete) {
				tile.onload = L.Util.falseFn;
				tile.onerror = L.Util.falseFn;
				tile.src = L.Util.emptyImageUrl;

				tile.parentNode.removeChild(tile);
			}
		}
	}
});


/*
 * Provides L.Map with convenient shortcuts for using browser geolocation features.
 */

L.Map.include({
	_defaultLocateOptions: {
		watch: false,
		setView: false,
		maxZoom: Infinity,
		timeout: 10000,
		maximumAge: 0,
		enableHighAccuracy: false
	},

	locate: function (/*Object*/ options) {

		options = this._locateOptions = L.extend(this._defaultLocateOptions, options);

		if (!navigator.geolocation) {
			this._handleGeolocationError({
				code: 0,
				message: 'Geolocation not supported.'
			});
			return this;
		}

		var onResponse = L.bind(this._handleGeolocationResponse, this),
			onError = L.bind(this._handleGeolocationError, this);

		if (options.watch) {
			this._locationWatchId =
			        navigator.geolocation.watchPosition(onResponse, onError, options);
		} else {
			navigator.geolocation.getCurrentPosition(onResponse, onError, options);
		}
		return this;
	},

	stopLocate: function () {
		if (navigator.geolocation) {
			navigator.geolocation.clearWatch(this._locationWatchId);
		}
		if (this._locateOptions) {
			this._locateOptions.setView = false;
		}
		return this;
	},

	_handleGeolocationError: function (error) {
		var c = error.code,
		    message = error.message ||
		            (c === 1 ? 'permission denied' :
		            (c === 2 ? 'position unavailable' : 'timeout'));

		if (this._locateOptions.setView && !this._loaded) {
			this.fitWorld();
		}

		this.fire('locationerror', {
			code: c,
			message: 'Geolocation error: ' + message + '.'
		});
	},

	_handleGeolocationResponse: function (pos) {
		var lat = pos.coords.latitude,
		    lng = pos.coords.longitude,
		    latlng = new L.LatLng(lat, lng),

		    latAccuracy = 180 * pos.coords.accuracy / 40075017,
		    lngAccuracy = latAccuracy / Math.cos(L.LatLng.DEG_TO_RAD * lat),

		    bounds = L.latLngBounds(
		            [lat - latAccuracy, lng - lngAccuracy],
		            [lat + latAccuracy, lng + lngAccuracy]),

		    options = this._locateOptions;

		if (options.setView) {
			var zoom = Math.min(this.getBoundsZoom(bounds), options.maxZoom);
			this.setView(latlng, zoom);
		}

		var data = {
			latlng: latlng,
			bounds: bounds,
			timestamp: pos.timestamp
		};

		for (var i in pos.coords) {
			if (typeof pos.coords[i] === 'number') {
				data[i] = pos.coords[i];
			}
		}

		this.fire('locationfound', data);
	}
});


}(window, document));
/**
 * Patterns parser - Argument parser
 *
 * Copyright 2012-2013 Florian Friesdorf
 * Copyright 2012-2013 Simplon B.V. - Wichert Akkerman
 */
define('pat-parser',[
    "jquery",
    "underscore",
    "pat-utils",
    "pat-logger"
], function($, _, utils, logger) {
    "use strict";

    function ArgumentParser(name, opts) {
        opts = opts || {};
        this.order = [];
        this.parameters = {};
        this.attribute = "data-pat-" + name;
        this.enum_values = {};
        this.enum_conflicts = [];
        this.groups = {};
        this.possible_groups = {};
        this.log = logger.getLogger(name + ".parser");
    }

    ArgumentParser.prototype = {
        group_pattern: /([a-z][a-z0-9]*)-([A-Z][a-z0-0\-]*)/i,
        json_param_pattern: /^\s*{/i,
        named_param_pattern: /^\s*([a-z][a-z0-9\-]*)\s*:(.*)/i,
        token_pattern: /((["']).*?(?!\\)\2)|\s*(\S+)\s*/g,

        _camelCase: function(str) {
            return str.replace(/\-([a-z])/g, function(_, p1){
                return p1.toUpperCase();
            });
        },

        addAlias: function argParserAddAlias(alias, original) {
            /* Add an alias for a previously added parser argument.
             *
             * Useful when you want to support both US and UK english argument
             * names.
             */
            if (this.parameters[original]) {
                this.parameters[original].alias = alias;
            } else {
                throw("Attempted to add an alias \""+alias+"\" for a non-existing parser argument \""+original+"\".");
            }
        },

        addGroupToSpec: function argParserAddGroupToSpec(spec) {
            /* Determine wether an argument being parsed can be grouped and
             * update its specifications object accordingly.
             *
             * Internal method used by addArgument and addJSONArgument
             */
            var m = spec.name.match(this.group_pattern);
            if (m) {
                var group = m[1],
                    field = m[2];
                if (group in this.possible_groups) {
                    var first_spec = this.possible_groups[group],
                        first_name = first_spec.name.match(this.group_pattern)[2];
                    first_spec.group = group;
                    first_spec.dest = first_name;
                    this.groups[group] = new ArgumentParser();
                    this.groups[group].addArgument(
                            first_name, first_spec.value, first_spec.choices, first_spec.multiple);
                    delete this.possible_groups[group];
                }
                if (group in this.groups) {
                    this.groups[group].addArgument(field, spec.value, spec.choices, spec.multiple);
                    spec.group = group;
                    spec.dest = field;
                } else {
                    this.possible_groups[group] = spec;
                    spec.dest = this._camelCase(spec.name);
                }
            }
            return spec;
        },

        addJSONArgument: function argParserAddJSONArgument(name, default_value) {
            /* Add an argument where the value is provided in JSON format.
             *
             * This is a different usecase than specifying all arguments to
             * the data-pat-... attributes in JSON format, and instead is part
             * of the normal notation except that a value is in JSON instead of
             * for example a string.
             */
            this.order.push(name);
            this.parameters[name] = this.addGroupToSpec({
                name: name,
                value: default_value,
                dest: name,
                group: null,
                type: "json"
            });
        },

        addArgument: function ArgParserAddArgument(name, default_value, choices, multiple) {
            var spec = {
                name: name,
                value: (multiple && !Array.isArray(default_value)) ? [default_value] : default_value,
                multiple: multiple,
                dest: name,
                group: null
            };
            if (choices && Array.isArray(choices) && choices.length) {
                spec.choices = choices;
                spec.type = this._typeof(choices[0]);
                for (var i=0; i<choices.length; i++) {
                    if (this.enum_conflicts.indexOf(choices[i])!==-1) {
                        continue;
                    } else if (choices[i] in this.enum_values) {
                        this.enum_conflicts.push(choices[i]);
                        delete this.enum_values[choices[i]];
                    } else {
                        this.enum_values[choices[i]]=name;
                    }
                }
            } else if (typeof spec.value==="string" && spec.value.slice(0, 1)==="$") {
                spec.type = this.parameters[spec.value.slice(1)].type;
            } else {
                // Note that this will get reset by _defaults if default_value is a function.
                spec.type = this._typeof(multiple ? spec.value[0] : spec.value);
            }
            this.order.push(name);
            this.parameters[name] = this.addGroupToSpec(spec);
        },

        _typeof: function argParserTypeof(obj) {
            var type = typeof obj;
            if (obj===null)
                return "null";
            return type;
        },

        _coerce: function argParserCoerce(name, value) {
            var spec = this.parameters[name];
            if (typeof value !== spec.type)
                try {
                    switch (spec.type) {
                        case "json":
                            value = JSON.parse(value);
                            break;
                        case "boolean":
                            if (typeof value === "string") {
                                value = value.toLowerCase();
                                var num = parseInt(value, 10);
                                if (!isNaN(num))
                                    value = !!num;
                                else
                                    value=(value==="true" || value==="y" || value==="yes" || value==="y");
                            } else if (typeof value === "number")
                                value = !!value;
                            else
                                throw ("Cannot convert value for " + name + " to boolean");
                            break;
                        case "number":
                            if (typeof value === "string") {
                                value = parseInt(value, 10);
                                if (isNaN(value))
                                    throw ("Cannot convert value for " + name + " to number");
                            } else if (typeof value === "boolean")
                                value = value + 0;
                            else
                                throw ("Cannot convert value for " + name + " to number");
                            break;
                        case "string":
                            value=value.toString();
                            break;
                        case "null":  // Missing default values
                        case "undefined":
                            break;
                        default:
                            throw ("Do not know how to convert value for " + name + " to " + spec.type);
                    }
                } catch (e) {
                    this.log.warn(e);
                    return null;
                }

            if (spec.choices && spec.choices.indexOf(value)===-1) {
                this.log.warn("Illegal value for " + name + ": " + value);
                return null;
            }
            return value;
        },

        _set: function argParserSet(opts, name, value) {
            if (!(name in this.parameters)) {
                this.log.debug("Ignoring value for unknown argument " + name);
                return;
            }
            var spec = this.parameters[name],
                parts, i, v;
            if (spec.multiple) {
                if (typeof value === "string") {
                    parts = value.split(/,+/);
                } else {
                    parts = value;
                }
                value = [];
                for (i=0; i<parts.length; i++) {
                    v = this._coerce(name, parts[i].trim());
                    if (v!==null)
                        value.push(v);
                }
            } else {
                value = this._coerce(name, value);
                if (value===null)
                    return;
            }
            opts[name] = value;
        },

        _split: function argParserSplit(text) {
            var tokens = [];
            text.replace(this.token_pattern, function(match, quoted, _, simple) {
                if (quoted)
                    tokens.push(quoted);
                else if (simple)
                    tokens.push(simple);
            });
            return tokens;
        },

        _parseExtendedNotation: function argParserParseExtendedNotation(argstring) {
            var opts = {};
            var parts = argstring.replace(/;;/g, "\0x1f").replace(/&amp;/g, "&amp\0x1f").split(/;/)
                        .map(function(el) {
                            return el.replace(new RegExp("\0x1f", 'g'), ";");
                        });
            _.each(parts, function (part, i) {
                if (!part) { return; }
                var matches = part.match(this.named_param_pattern);
                if (!matches) {
                    this.log.warn("Invalid parameter: " + part + ": " + argstring);
                    return;
                }
                var name = matches[1],
                    value = matches[2].trim(),
                    arg = _.chain(this.parameters).where({'alias': name}).value(),
                    is_alias = arg.length === 1;

                if (is_alias) {
                    this._set(opts, arg[0].name, value);
                } else if (name in this.parameters) {
                    this._set(opts, name, value);
                } else if (name in this.groups) {
                    var subopt = this.groups[name]._parseShorthandNotation(value);
                    for (var field in subopt) {
                        this._set(opts, name+"-"+field, subopt[field]);
                    }
                } else {
                    this.log.warn("Unknown named parameter " + matches[1]);
                    return;
                }
            }.bind(this));
            return opts;
        },

        _parseShorthandNotation: function argParserParseShorthandNotation(parameter) {
            var parts = this._split(parameter),
                opts = {},
                positional = true,
                i=0, part, flag, sense;

            while (parts.length) {
                part=parts.shift().trim();
                if (part.slice(0, 3)==="no-") {
                    sense = false;
                    flag=part.slice(3);
                } else {
                    sense = true;
                    flag = part;
                }
                if (flag in this.parameters && this.parameters[flag].type==="boolean") {
                    positional = false;
                    this._set(opts, flag, sense);
                } else if (flag in this.enum_values) {
                    positional = false;
                    this._set(opts, this.enum_values[flag], flag);
                } else if (positional)
                    this._set(opts, this.order[i], part);
                else {
                    parts.unshift(part);
                    break;
                }
                i++;
                if (i >= this.order.length) {
                    break;
                }
            }
            if (parts.length)
                this.log.warn("Ignore extra arguments: " + parts.join(" "));
            return opts;
        },

        _parse: function argParser_parse(parameter) {
            var opts, extended, sep;
            if (!parameter) { return {}; }
            if (parameter.match(this.json_param_pattern)) {
                try {
                    return JSON.parse(parameter);
                } catch (e) {
                    this.log.warn("Invalid JSON argument found: "+parameter);
                }
            }
            if (parameter.match(this.named_param_pattern)) {
                return this._parseExtendedNotation(parameter);
            }
            sep = parameter.indexOf(";");
            if (sep === -1) {
                return this._parseShorthandNotation(parameter);
            }
            opts = this._parseShorthandNotation(parameter.slice(0, sep));
            extended = this._parseExtendedNotation(parameter.slice(sep+1));
            for (var name in extended)
                opts[name] = extended[name];
            return opts;
        },

        _defaults: function argParserDefaults($el) {
            var result = {};
            for (var name in this.parameters)
                if (typeof this.parameters[name].value === "function")
                    try {
                        result[name] = this.parameters[name].value($el, name);
                        this.parameters[name].type=typeof result[name];
                    } catch(e) {
                        this.log.error("Default function for " + name + " failed.");
                    }
                else
                    result[name] = this.parameters[name].value;
            return result;
        },

        _cleanupOptions: function argParserCleanupOptions(options) {
            var keys = Object.keys(options),
                i, spec, name, target;

            // Resolve references
            for (i=0; i<keys.length; i++) {
                name = keys[i];
                spec = this.parameters[name];
                if (spec === undefined)
                    continue;

                if (options[name] === spec.value &&
                        typeof spec.value==="string" && spec.value.slice(0, 1)==="$")
                    options[name] = options[spec.value.slice(1)];
            }
            // Move options into groups and do renames
            keys = Object.keys(options);
            for (i=0; i<keys.length; i++) {
                name = keys[i];
                spec = this.parameters[name];
                if (spec === undefined)
                    continue;

                if (spec.group)  {
                    if (typeof options[spec.group]!=="object")
                        options[spec.group] = {};
                    target = options[spec.group];
                } else {
                    target = options;
                }

                if (spec.dest !== name) {
                    target[spec.dest] = options[name];
                    delete options[name];
                }
            }
            return options;
        },


        parse: function argParserParse($el, options, multiple, inherit) {
            if (typeof options==="boolean" && multiple===undefined) {
                multiple=options;
                options={};
            }
            inherit = (inherit!==false);
            var stack = inherit ? [[this._defaults($el)]] : [[{}]];
            var $possible_config_providers = inherit ? $el.parents().andSelf() : $el,
                final_length = 1;

            _.each($possible_config_providers, function (provider) {
                var data = $(provider).attr(this.attribute), frame, _parse;
                if (data) {
                    _parse = this._parse.bind(this);
                    if (data.match(/&&/))
                        frame = data.split(/\s*&&\s*/).map(_parse);
                    else
                        frame = [_parse(data)];
                    final_length = Math.max(frame.length, final_length);
                    stack.push(frame);
                }
            }.bind(this));
            if (typeof options==="object") {
                if (Array.isArray(options)) {
                    stack.push(options);
                    final_length = Math.max(options.length, final_length);
                } else
                    stack.push([options]);
            }
            if (!multiple) { final_length = 1; }
            var results = _.map(
                _.compose(utils.removeDuplicateObjects, _.partial(utils.mergeStack, _, final_length))(stack),
                this._cleanupOptions.bind(this)
            );
            return multiple ? results : results[0];
        }
    };
    // BBB
    ArgumentParser.prototype.add_argument = ArgumentParser.prototype.addArgument;
    return ArgumentParser;
});
// jshint indent: 4, browser: true, jquery: true, quotmark: double
// vim: sw=4 expandtab
;
(function(root) {
define("leaflet-fullscreen", ["leaflet"], function() {
  return (function() {
L.Control.Fullscreen = L.Control.extend({
    options: {
        position: 'topleft',
        title: {
            'false': 'View Fullscreen',
            'true': 'Exit Fullscreen'
        }
    },

    onAdd: function (map) {
        var container = L.DomUtil.create('div', 'leaflet-control-fullscreen leaflet-bar leaflet-control');

        this.link = L.DomUtil.create('a', 'leaflet-control-fullscreen-button leaflet-bar-part', container);
        this.link.href = '#';

        this._map = map;
        this._map.on('fullscreenchange', this._toggleTitle, this);
        this._toggleTitle();

        L.DomEvent.on(this.link, 'click', this._click, this);

        return container;
    },

    _click: function (e) {
        L.DomEvent.stopPropagation(e);
        L.DomEvent.preventDefault(e);
        this._map.toggleFullscreen(this.options);
    },

    _toggleTitle: function() {
        this.link.title = this.options.title[this._map.isFullscreen()];
    }
});

L.Map.include({
    isFullscreen: function () {
        return this._isFullscreen || false;
    },

    toggleFullscreen: function (options) {
        var container = this.getContainer();
        if (this.isFullscreen()) {
            if (options && options.pseudoFullscreen) {
                this._disablePseudoFullscreen(container);
            } else if (document.exitFullscreen) {
                document.exitFullscreen();
            } else if (document.mozCancelFullScreen) {
                document.mozCancelFullScreen();
            } else if (document.webkitCancelFullScreen) {
                document.webkitCancelFullScreen();
            } else if (document.msExitFullscreen) {
                document.msExitFullscreen();
            } else {
                this._disablePseudoFullscreen(container);
            }
        } else {
            if (options && options.pseudoFullscreen) {
                this._enablePseudoFullscreen(container);
            } else if (container.requestFullscreen) {
                container.requestFullscreen();
            } else if (container.mozRequestFullScreen) {
                container.mozRequestFullScreen();
            } else if (container.webkitRequestFullscreen) {
                container.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
            } else if (container.msRequestFullscreen) {
                container.msRequestFullscreen();
            } else {
                this._enablePseudoFullscreen(container);
            }
        }

    },

    _enablePseudoFullscreen: function (container) {
        L.DomUtil.addClass(container, 'leaflet-pseudo-fullscreen');
        this._setFullscreen(true);
        this.fire('fullscreenchange');
    },

    _disablePseudoFullscreen: function (container) {
        L.DomUtil.removeClass(container, 'leaflet-pseudo-fullscreen');
        this._setFullscreen(false);
        this.fire('fullscreenchange');
    },

    _setFullscreen: function(fullscreen) {
        this._isFullscreen = fullscreen;
        var container = this.getContainer();
        if (fullscreen) {
            L.DomUtil.addClass(container, 'leaflet-fullscreen-on');
        } else {
            L.DomUtil.removeClass(container, 'leaflet-fullscreen-on');
        }
        this.invalidateSize();
    },

    _onFullscreenChange: function (e) {
        var fullscreenElement =
            document.fullscreenElement ||
            document.mozFullScreenElement ||
            document.webkitFullscreenElement ||
            document.msFullscreenElement;

        if (fullscreenElement === this.getContainer() && !this._isFullscreen) {
            this._setFullscreen(true);
            this.fire('fullscreenchange');
        } else if (fullscreenElement !== this.getContainer() && this._isFullscreen) {
            this._setFullscreen(false);
            this.fire('fullscreenchange');
        }
    }
});

L.Map.mergeOptions({
    fullscreenControl: false
});

L.Map.addInitHook(function () {
    if (this.options.fullscreenControl) {
        this.fullscreenControl = new L.Control.Fullscreen(this.options.fullscreenControl);
        this.addControl(this.fullscreenControl);
    }

    var fullscreenchange;

    if ('onfullscreenchange' in document) {
        fullscreenchange = 'fullscreenchange';
    } else if ('onmozfullscreenchange' in document) {
        fullscreenchange = 'mozfullscreenchange';
    } else if ('onwebkitfullscreenchange' in document) {
        fullscreenchange = 'webkitfullscreenchange';
    } else if ('onmsfullscreenchange' in document) {
        fullscreenchange = 'MSFullscreenChange';
    }

    if (fullscreenchange) {
        var onFullscreenChange = L.bind(this._onFullscreenChange, this);

        this.whenReady(function () {
            L.DomEvent.on(document, fullscreenchange, onFullscreenChange);
        });

        this.on('unload', function () {
            L.DomEvent.off(document, fullscreenchange, onFullscreenChange);
        });
    }
});

L.control.fullscreen = function (options) {
    return new L.Control.Fullscreen(options);
};


  }).apply(root, arguments);
});
}(this));

(function (root, factory) {
	if (typeof define === 'function' && define.amd) {
		// AMD. Register as an anonymous module.
		define('leaflet-providers',['leaflet'], factory);
	} else if (typeof modules === 'object' && module.exports) {
		// define a Common JS module that relies on 'leaflet'
		module.exports = factory(require('leaflet'));
	} else {
		// Assume Leaflet is loaded into global object L already
		factory(L);
	}
}(this, function (L) {
	'use strict';

	L.TileLayer.Provider = L.TileLayer.extend({
		initialize: function (arg, options) {
			var providers = L.TileLayer.Provider.providers;

			var parts = arg.split('.');

			var providerName = parts[0];
			var variantName = parts[1];

			if (!providers[providerName]) {
				throw 'No such provider (' + providerName + ')';
			}

			var provider = {
				url: providers[providerName].url,
				options: providers[providerName].options
			};

			// overwrite values in provider from variant.
			if (variantName && 'variants' in providers[providerName]) {
				if (!(variantName in providers[providerName].variants)) {
					throw 'No such variant of ' + providerName + ' (' + variantName + ')';
				}
				var variant = providers[providerName].variants[variantName];
				var variantOptions;
				if (typeof variant === 'string') {
					variantOptions = {
						variant: variant
					};
				} else {
					variantOptions = variant.options;
				}
				provider = {
					url: variant.url || provider.url,
					options: L.Util.extend({}, provider.options, variantOptions)
				};
			}

			var forceHTTP = window.location.protocol === 'file:' || provider.options.forceHTTP;
			if (provider.url.indexOf('//') === 0 && forceHTTP) {
				provider.url = 'http:' + provider.url;
			}

			// If retina option is set
			if (provider.options.retina) {
				// Check retina screen
				if (options.detectRetina && L.Browser.retina) {
					// The retina option will be active now
					// But we need to prevent Leaflet retina mode
					options.detectRetina = false;
				} else {
					// No retina, remove option
					provider.options.retina = '';
				}
			}

			// replace attribution placeholders with their values from toplevel provider attribution,
			// recursively
			var attributionReplacer = function (attr) {
				if (attr.indexOf('{attribution.') === -1) {
					return attr;
				}
				return attr.replace(/\{attribution.(\w*)\}/,
					function (match, attributionName) {
						return attributionReplacer(providers[attributionName].options.attribution);
					}
				);
			};
			provider.options.attribution = attributionReplacer(provider.options.attribution);

			// Compute final options combining provider options with any user overrides
			var layerOpts = L.Util.extend({}, provider.options, options);
			L.TileLayer.prototype.initialize.call(this, provider.url, layerOpts);
		}
	});

	/**
	 * Definition of providers.
	 * see http://leafletjs.com/reference.html#tilelayer for options in the options map.
	 */

	L.TileLayer.Provider.providers = {
		OpenStreetMap: {
			url: '//{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
			options: {
				maxZoom: 19,
				attribution:
					'&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>'
			},
			variants: {
				Mapnik: {},
				BlackAndWhite: {
					url: 'http://{s}.tiles.wmflabs.org/bw-mapnik/{z}/{x}/{y}.png',
					options: {
						maxZoom: 18
					}
				},
				DE: {
					url: '//{s}.tile.openstreetmap.de/tiles/osmde/{z}/{x}/{y}.png',
					options: {
						maxZoom: 18
					}
				},
				France: {
					url: '//{s}.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png',
					options: {
						maxZoom: 20,
						attribution: '&copy; Openstreetmap France | {attribution.OpenStreetMap}'
					}
				},
				HOT: {
					url: '//{s}.tile.openstreetmap.fr/hot/{z}/{x}/{y}.png',
					options: {
						attribution: '{attribution.OpenStreetMap}, Tiles courtesy of <a href="http://hot.openstreetmap.org/" target="_blank">Humanitarian OpenStreetMap Team</a>'
					}
				}
			}
		},
		OpenSeaMap: {
			url: 'http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png',
			options: {
				attribution: 'Map data: &copy; <a href="http://www.openseamap.org">OpenSeaMap</a> contributors'
			}
		},
		OpenTopoMap: {
			url: '//{s}.tile.opentopomap.org/{z}/{x}/{y}.png',
			options: {
				maxZoom: 17,
				attribution: 'Map data: {attribution.OpenStreetMap}, <a href="http://viewfinderpanoramas.org">SRTM</a> | Map style: &copy; <a href="https://opentopomap.org">OpenTopoMap</a> (<a href="https://creativecommons.org/licenses/by-sa/3.0/">CC-BY-SA</a>)'
			}
		},
		Thunderforest: {
			url: '//{s}.tile.thunderforest.com/{variant}/{z}/{x}/{y}.png?apikey={apikey}',
			options: {
				attribution:
					'&copy; <a href="http://www.thunderforest.com/">Thunderforest</a>, {attribution.OpenStreetMap}',
				variant: 'cycle',
				apikey: '<insert your api key here>',
				maxZoom: 22
			},
			variants: {
				OpenCycleMap: 'cycle',
				Transport: {
					options: {
						variant: 'transport'
					}
				},
				TransportDark: {
					options: {
						variant: 'transport-dark'
					}
				},
				SpinalMap: {
					options: {
						variant: 'spinal-map'
					}
				},
				Landscape: 'landscape',
				Outdoors: 'outdoors',
				Pioneer: 'pioneer'
			}
		},
		OpenMapSurfer: {
			url: 'http://korona.geog.uni-heidelberg.de/tiles/{variant}/x={x}&y={y}&z={z}',
			options: {
				maxZoom: 20,
				variant: 'roads',
				attribution: 'Imagery from <a href="http://giscience.uni-hd.de/">GIScience Research Group @ University of Heidelberg</a> &mdash; Map data {attribution.OpenStreetMap}'
			},
			variants: {
				Roads: 'roads',
				AdminBounds: {
					options: {
						variant: 'adminb',
						maxZoom: 19
					}
				},
				Grayscale: {
					options: {
						variant: 'roadsg',
						maxZoom: 19
					}
				}
			}
		},
		Hydda: {
			url: '//{s}.tile.openstreetmap.se/hydda/{variant}/{z}/{x}/{y}.png',
			options: {
				maxZoom: 18,
				variant: 'full',
				attribution: 'Tiles courtesy of <a href="http://openstreetmap.se/" target="_blank">OpenStreetMap Sweden</a> &mdash; Map data {attribution.OpenStreetMap}'
			},
			variants: {
				Full: 'full',
				Base: 'base',
				RoadsAndLabels: 'roads_and_labels'
			}
		},
		MapBox: {
			url: '//api.tiles.mapbox.com/v4/{id}/{z}/{x}/{y}.png?access_token={accessToken}',
			options: {
				attribution:
					'Imagery from <a href="http://mapbox.com/about/maps/">MapBox</a> &mdash; ' +
					'Map data {attribution.OpenStreetMap}',
				subdomains: 'abcd',
				id: 'streets',
				accessToken: '<insert your access token here>',
			}
		},
		Stamen: {
			url: '//stamen-tiles-{s}.a.ssl.fastly.net/{variant}/{z}/{x}/{y}.{ext}',
			options: {
				attribution:
					'Map tiles by <a href="http://stamen.com">Stamen Design</a>, ' +
					'<a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a> &mdash; ' +
					'Map data {attribution.OpenStreetMap}',
				subdomains: 'abcd',
				minZoom: 0,
				maxZoom: 20,
				variant: 'toner',
				ext: 'png'
			},
			variants: {
				Toner: 'toner',
				TonerBackground: 'toner-background',
				TonerHybrid: 'toner-hybrid',
				TonerLines: 'toner-lines',
				TonerLabels: 'toner-labels',
				TonerLite: 'toner-lite',
				Watercolor: {
					options: {
						variant: 'watercolor',
						minZoom: 1,
						maxZoom: 16
					}
				},
				Terrain: {
					options: {
						variant: 'terrain',
						minZoom: 0,
						maxZoom: 18
					}
				},
				TerrainBackground: {
					options: {
						variant: 'terrain-background',
						minZoom: 0,
						maxZoom: 18
					}
				},
				TopOSMRelief: {
					options: {
						variant: 'toposm-color-relief',
						ext: 'jpg',
						bounds: [[22, -132], [51, -56]]
					}
				},
				TopOSMFeatures: {
					options: {
						variant: 'toposm-features',
						bounds: [[22, -132], [51, -56]],
						opacity: 0.9
					}
				}
			}
		},
		Esri: {
			url: '//server.arcgisonline.com/ArcGIS/rest/services/{variant}/MapServer/tile/{z}/{y}/{x}',
			options: {
				variant: 'World_Street_Map',
				attribution: 'Tiles &copy; Esri'
			},
			variants: {
				WorldStreetMap: {
					options: {
						attribution:
							'{attribution.Esri} &mdash; ' +
							'Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012'
					}
				},
				DeLorme: {
					options: {
						variant: 'Specialty/DeLorme_World_Base_Map',
						minZoom: 1,
						maxZoom: 11,
						attribution: '{attribution.Esri} &mdash; Copyright: &copy;2012 DeLorme'
					}
				},
				WorldTopoMap: {
					options: {
						variant: 'World_Topo_Map',
						attribution:
							'{attribution.Esri} &mdash; ' +
							'Esri, DeLorme, NAVTEQ, TomTom, Intermap, iPC, USGS, FAO, NPS, NRCAN, GeoBase, Kadaster NL, Ordnance Survey, Esri Japan, METI, Esri China (Hong Kong), and the GIS User Community'
					}
				},
				WorldImagery: {
					options: {
						variant: 'World_Imagery',
						attribution:
							'{attribution.Esri} &mdash; ' +
							'Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
					}
				},
				WorldTerrain: {
					options: {
						variant: 'World_Terrain_Base',
						maxZoom: 13,
						attribution:
							'{attribution.Esri} &mdash; ' +
							'Source: USGS, Esri, TANA, DeLorme, and NPS'
					}
				},
				WorldShadedRelief: {
					options: {
						variant: 'World_Shaded_Relief',
						maxZoom: 13,
						attribution: '{attribution.Esri} &mdash; Source: Esri'
					}
				},
				WorldPhysical: {
					options: {
						variant: 'World_Physical_Map',
						maxZoom: 8,
						attribution: '{attribution.Esri} &mdash; Source: US National Park Service'
					}
				},
				OceanBasemap: {
					options: {
						variant: 'Ocean_Basemap',
						maxZoom: 13,
						attribution: '{attribution.Esri} &mdash; Sources: GEBCO, NOAA, CHS, OSU, UNH, CSUMB, National Geographic, DeLorme, NAVTEQ, and Esri'
					}
				},
				NatGeoWorldMap: {
					options: {
						variant: 'NatGeo_World_Map',
						maxZoom: 16,
						attribution: '{attribution.Esri} &mdash; National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, iPC'
					}
				},
				WorldGrayCanvas: {
					options: {
						variant: 'Canvas/World_Light_Gray_Base',
						maxZoom: 16,
						attribution: '{attribution.Esri} &mdash; Esri, DeLorme, NAVTEQ'
					}
				}
			}
		},
		OpenWeatherMap: {
			url: 'http://{s}.tile.openweathermap.org/map/{variant}/{z}/{x}/{y}.png',
			options: {
				maxZoom: 19,
				attribution: 'Map data &copy; <a href="http://openweathermap.org">OpenWeatherMap</a>',
				opacity: 0.5
			},
			variants: {
				Clouds: 'clouds',
				CloudsClassic: 'clouds_cls',
				Precipitation: 'precipitation',
				PrecipitationClassic: 'precipitation_cls',
				Rain: 'rain',
				RainClassic: 'rain_cls',
				Pressure: 'pressure',
				PressureContour: 'pressure_cntr',
				Wind: 'wind',
				Temperature: 'temp',
				Snow: 'snow'
			}
		},
		HERE: {
			/*
			 * HERE maps, formerly Nokia maps.
			 * These basemaps are free, but you need an API key. Please sign up at
			 * http://developer.here.com/getting-started
			 *
			 * Note that the base urls contain '.cit' whichs is HERE's
			 * 'Customer Integration Testing' environment. Please remove for production
			 * envirionments.
			 */
			url:
				'//{s}.{base}.maps.cit.api.here.com/maptile/2.1/' +
				'{type}/{mapID}/{variant}/{z}/{x}/{y}/{size}/{format}?' +
				'app_id={app_id}&app_code={app_code}&lg={language}',
			options: {
				attribution:
					'Map &copy; 1987-2014 <a href="http://developer.here.com">HERE</a>',
				subdomains: '1234',
				mapID: 'newest',
				'app_id': '<insert your app_id here>',
				'app_code': '<insert your app_code here>',
				base: 'base',
				variant: 'normal.day',
				maxZoom: 20,
				type: 'maptile',
				language: 'eng',
				format: 'png8',
				size: '256'
			},
			variants: {
				normalDay: 'normal.day',
				normalDayCustom: 'normal.day.custom',
				normalDayGrey: 'normal.day.grey',
				normalDayMobile: 'normal.day.mobile',
				normalDayGreyMobile: 'normal.day.grey.mobile',
				normalDayTransit: 'normal.day.transit',
				normalDayTransitMobile: 'normal.day.transit.mobile',
				normalNight: 'normal.night',
				normalNightMobile: 'normal.night.mobile',
				normalNightGrey: 'normal.night.grey',
				normalNightGreyMobile: 'normal.night.grey.mobile',

				basicMap: {
					options: {
						type: 'basetile'
					}
				},
				mapLabels: {
					options: {
						type: 'labeltile',
						format: 'png'
					}
				},
				trafficFlow: {
					options: {
						base: 'traffic',
						type: 'flowtile'
					}
				},
				carnavDayGrey: 'carnav.day.grey',
				hybridDay: {
					options: {
						base: 'aerial',
						variant: 'hybrid.day'
					}
				},
				hybridDayMobile: {
					options: {
						base: 'aerial',
						variant: 'hybrid.day.mobile'
					}
				},
				pedestrianDay: 'pedestrian.day',
				pedestrianNight: 'pedestrian.night',
				satelliteDay: {
					options: {
						base: 'aerial',
						variant: 'satellite.day'
					}
				},
				terrainDay: {
					options: {
						base: 'aerial',
						variant: 'terrain.day'
					}
				},
				terrainDayMobile: {
					options: {
						base: 'aerial',
						variant: 'terrain.day.mobile'
					}
				}
			}
		},
		FreeMapSK: {
			url: 'http://t{s}.freemap.sk/T/{z}/{x}/{y}.jpeg',
			options: {
				minZoom: 8,
				maxZoom: 16,
				subdomains: '1234',
				bounds: [[47.204642, 15.996093], [49.830896, 22.576904]],
				attribution:
					'{attribution.OpenStreetMap}, vizualization CC-By-SA 2.0 <a href="http://freemap.sk">Freemap.sk</a>'
			}
		},
		MtbMap: {
			url: 'http://tile.mtbmap.cz/mtbmap_tiles/{z}/{x}/{y}.png',
			options: {
				attribution:
					'{attribution.OpenStreetMap} &amp; USGS'
			}
		},
		CartoDB: {
			url: 'http://{s}.basemaps.cartocdn.com/{variant}/{z}/{x}/{y}.png',
			options: {
				attribution: '{attribution.OpenStreetMap} &copy; <a href="http://cartodb.com/attributions">CartoDB</a>',
				subdomains: 'abcd',
				maxZoom: 19,
				variant: 'light_all'
			},
			variants: {
				Positron: 'light_all',
				PositronNoLabels: 'light_nolabels',
				PositronOnlyLabels: 'light_only_labels',
				DarkMatter: 'dark_all',
				DarkMatterNoLabels: 'dark_nolabels',
				DarkMatterOnlyLabels: 'dark_only_labels'
			}
		},
		HikeBike: {
			url: 'http://{s}.tiles.wmflabs.org/{variant}/{z}/{x}/{y}.png',
			options: {
				maxZoom: 19,
				attribution: '{attribution.OpenStreetMap}',
				variant: 'hikebike'
			},
			variants: {
				HikeBike: {},
				HillShading: {
					options: {
						maxZoom: 15,
						variant: 'hillshading'
					}
				}
			}
		},
		BasemapAT: {
			url: 'https://maps{s}.wien.gv.at/basemap/{variant}/normal/google3857/{z}/{y}/{x}.{format}',
			options: {
				maxZoom: 19,
				attribution: 'Datenquelle: <a href="www.basemap.at">basemap.at</a>',
				subdomains: ['', '1', '2', '3', '4'],
				format: 'png',
				bounds: [[46.358770, 8.782379], [49.037872, 17.189532]],
				variant: 'geolandbasemap'
			},
			variants: {
				basemap: {
					options: {
						maxZoom: 20, // currently only in Vienna
						variant: 'geolandbasemap'
					}
				},
				grau: 'bmapgrau',
				overlay: 'bmapoverlay',
				highdpi: {
					options: {
						variant: 'bmaphidpi',
						format: 'jpeg'
					}
				},
				orthofoto: {
					options: {
						maxZoom: 20, // currently only in Vienna
						variant: 'bmaporthofoto30cm',
						format: 'jpeg'
					}
				}
			}
		},
		NASAGIBS: {
			url: '//map1.vis.earthdata.nasa.gov/wmts-webmerc/{variant}/default/{time}/{tilematrixset}{maxZoom}/{z}/{y}/{x}.{format}',
			options: {
				attribution:
					'Imagery provided by services from the Global Imagery Browse Services (GIBS), operated by the NASA/GSFC/Earth Science Data and Information System ' +
					'(<a href="https://earthdata.nasa.gov">ESDIS</a>) with funding provided by NASA/HQ.',
				bounds: [[-85.0511287776, -179.999999975], [85.0511287776, 179.999999975]],
				minZoom: 1,
				maxZoom: 9,
				format: 'jpg',
				time: '',
				tilematrixset: 'GoogleMapsCompatible_Level'
			},
			variants: {
				ModisTerraTrueColorCR: 'MODIS_Terra_CorrectedReflectance_TrueColor',
				ModisTerraBands367CR: 'MODIS_Terra_CorrectedReflectance_Bands367',
				ViirsEarthAtNight2012: {
					options: {
						variant: 'VIIRS_CityLights_2012',
						maxZoom: 8
					}
				},
				ModisTerraLSTDay: {
					options: {
						variant: 'MODIS_Terra_Land_Surface_Temp_Day',
						format: 'png',
						maxZoom: 7,
						opacity: 0.75
					}
				},
				ModisTerraSnowCover: {
					options: {
						variant: 'MODIS_Terra_Snow_Cover',
						format: 'png',
						maxZoom: 8,
						opacity: 0.75
					}
				},
				ModisTerraAOD: {
					options: {
						variant: 'MODIS_Terra_Aerosol',
						format: 'png',
						maxZoom: 6,
						opacity: 0.75
					}
				},
				ModisTerraChlorophyll: {
					options: {
						variant: 'MODIS_Terra_Chlorophyll_A',
						format: 'png',
						maxZoom: 7,
						opacity: 0.75
					}
				}
			}
		},
		NLS: {
			// NLS maps are copyright National library of Scotland.
			// http://maps.nls.uk/projects/api/index.html
			// Please contact NLS for anything other than non-commercial low volume usage
			//
			// Map sources: Ordnance Survey 1:1m to 1:63K, 1920s-1940s
			//   z0-9  - 1:1m
			//  z10-11 - quarter inch (1:253440)
			//  z12-18 - one inch (1:63360)
			url: '//nls-{s}.tileserver.com/nls/{z}/{x}/{y}.jpg',
			options: {
				attribution: '<a href="http://geo.nls.uk/maps/">National Library of Scotland Historic Maps</a>',
				bounds: [[49.6, -12], [61.7, 3]],
				minZoom: 1,
				maxZoom: 18,
				subdomains: '0123',
			}
		},
		JusticeMap: {
			// Justice Map (http://www.justicemap.org/)
			// Visualize race and income data for your community, county and country.
			// Includes tools for data journalists, bloggers and community activists.
			url: 'http://www.justicemap.org/tile/{size}/{variant}/{z}/{x}/{y}.png',
			options: {
				attribution: '<a href="http://www.justicemap.org/terms.php">Justice Map</a>',
				// one of 'county', 'tract', 'block'
				size: 'county',
				// Bounds for USA, including Alaska and Hawaii
				bounds: [[14, -180], [72, -56]]
			},
			variants: {
				income: 'income',
				americanIndian: 'indian',
				asian: 'asian',
				black: 'black',
				hispanic: 'hispanic',
				multi: 'multi',
				nonWhite: 'nonwhite',
				white: 'white',
				plurality: 'plural'
			}
		}
	};

	L.tileLayer.provider = function (provider, options) {
		return new L.TileLayer.Provider(provider, options);
	};

	return L;
}));

(function(root) {
define("leaflet-geosearch", ["leaflet"], function() {
  return (function() {
/*
 * L.Control.GeoSearch - search for an address and zoom to its location
 * https://github.com/smeijer/L.GeoSearch
 */

L.GeoSearch = {};
L.GeoSearch.Provider = {};

L.GeoSearch.Result = function (x, y, label, bounds, details) {
    this.X = x;
    this.Y = y;
    this.Label = label;
    this.bounds = bounds;

    if (details)
        this.details = details;
};

L.Control.GeoSearch = L.Control.extend({
    options: {
        position: 'topleft',
        showMarker: true,
        showPopup: false,
        customIcon: false,
        retainZoomLevel: false,
        draggable: false
    },

    _config: {
        country: '',
        searchLabel: 'Enter address',
        notFoundMessage: 'Sorry, that address could not be found.',
        messageHideDelay: 3000,
        zoomLevel: 18
    },

    initialize: function (options) {
        L.Util.extend(this.options, options);
        L.Util.extend(this._config, options);
    },

    resetLink: function(extraClass) {
        var link = this._container.querySelector('a');
        link.className = 'leaflet-bar-part leaflet-bar-part-single' + ' ' + extraClass;
    },

    onAdd: function (map) {
        this._container = L.DomUtil.create('div', 'leaflet-bar leaflet-control leaflet-control-geosearch');

        // create the link - this will contain one of the icons
        var link = L.DomUtil.create('a', '', this._container);
        link.href = '#';
        link.title = this._config.searchLabel;

        // set the link's icon to magnifying glass
        this.resetLink('glass');

        // create the form that will contain the input
        var form = L.DomUtil.create('form', 'displayNone', this._container);

        // create the input, and set its placeholder text
        var searchbox = L.DomUtil.create('input', null, form);
        searchbox.type = 'text';
        searchbox.placeholder = this._config.searchLabel;
        this._searchbox = searchbox;

        var msgbox = L.DomUtil.create('div', 'leaflet-bar message displayNone', this._container);
        this._msgbox = msgbox;

        L.DomEvent
            .on(link, 'click', L.DomEvent.stopPropagation)
            .on(link, 'click', L.DomEvent.preventDefault)
            .on(link, 'click', function() {

                if (L.DomUtil.hasClass(form, 'displayNone')) {
                    L.DomUtil.removeClass(form, 'displayNone'); // unhide form
                    searchbox.focus();
                } else {
                    L.DomUtil.addClass(form, 'displayNone'); // hide form
                }

            })
            .on(link, 'dblclick', L.DomEvent.stopPropagation);

        L.DomEvent
            .addListener(this._searchbox, 'keypress', this._onKeyPress, this)
            .addListener(this._searchbox, 'keyup', this._onKeyUp, this)
            .addListener(this._searchbox, 'input', this._onInput, this);

        L.DomEvent.disableClickPropagation(this._container);

        return this._container;
    },

    geosearch: function (qry) {
        var that = this;
        try {
            var provider = this._config.provider;

            if(typeof provider.GetLocations == 'function') {
                provider.GetLocations(qry, function(results) {
                    that._processResults(results, qry);
                });
            }
            else {
                var url = provider.GetServiceUrl(qry);
                this.sendRequest(provider, url, qry);
            }
        }
        catch (error) {
            this._printError(error);
        }
    },

    cancelSearch: function() {
        var form = this._container.querySelector('form');
        L.DomUtil.addClass(form, 'displayNone');

        this._searchbox.value = '';
        this.resetLink('glass');

        L.DomUtil.addClass(this._msgbox, 'displayNone');

        this._map._container.focus();
    },

    startSearch: function() {
        // show spinner icon
        this.resetLink('spinner');
        this.geosearch(this._searchbox.value);
    },

    sendRequest: function (provider, url, qry) {
        var that = this;

        window.parseLocation = function (response) {
            var results = provider.ParseJSON(response);
            that._processResults(results, qry);

            document.body.removeChild(document.getElementById('getJsonP'));
            delete window.parseLocation;
        };

        function getJsonP (url) {
            url = url + '&callback=parseLocation';
            var script = document.createElement('script');
            script.id = 'getJsonP';
            script.src = url;
            script.async = true;
            document.body.appendChild(script);
        }

        if (XMLHttpRequest) {
            var xhr = new XMLHttpRequest();

            if ('withCredentials' in xhr) {
                var xhr = new XMLHttpRequest();

                xhr.onreadystatechange = function () {
                    if (xhr.readyState == 4) {
                        if (xhr.status == 200) {
                            var response = JSON.parse(xhr.responseText),
                                results = provider.ParseJSON(response);

                            that._processResults(results, qry);
                        } else if (xhr.status == 0 || xhr.status == 400) {
                            getJsonP(url);
                        } else {
                            that._printError(xhr.responseText);
                        }
                    }
                };

                xhr.open('GET', url, true);
                xhr.send();
            } else if (XDomainRequest) {
                var xdr = new XDomainRequest();

                xdr.onerror = function (err) {
                    that._printError(err);
                };

                xdr.onload = function () {
                    var response = JSON.parse(xdr.responseText),
                        results = provider.ParseJSON(response);

                    that._processResults(results, qry);
                };

                xdr.open('GET', url);
                xdr.send();
            } else {
                getJsonP(url);
            }
        }
    },

    _processResults: function(results, qry) {
        if (results.length > 0) {
            this._map.fireEvent('geosearch_foundlocations', {Locations: results});
            this._showLocation(results[0], qry);
            this.cancelSearch();
        } else {
            this._printError(this._config.notFoundMessage);
        }
    },

    _showLocation: function (location, qry) {
        if (this.options.showMarker == true) {
            if (typeof this._positionMarker === 'undefined') {
                this._positionMarker = L.marker(
                    [location.Y, location.X],
                    {draggable: this.options.draggable}
                ).addTo(this._map);
                if( this.options.customIcon ) {
                    this._positionMarker.setIcon(this.options.customIcon);
                }
                if( this.options.showPopup ) {
                   this._positionMarker.bindPopup(qry).openPopup();
                }
            }
            else {
                this._positionMarker.setLatLng([location.Y, location.X]);
                if( this.options.showPopup ) {
                   this._positionMarker.bindPopup(qry).openPopup();
                }
            }
        }
        if (!this.options.retainZoomLevel && location.bounds && location.bounds.isValid()) {
            this._map.fitBounds(location.bounds);
        }
        else {
            this._map.setView([location.Y, location.X], this._getZoomLevel(), false);
        }

        this._map.fireEvent('geosearch_showlocation', {
          Location: location,
          Marker : this._positionMarker
        });
    },

    _isShowingError: false,

    _printError: function(message) {
        this._msgbox.innerHTML = message;
        L.DomUtil.removeClass(this._msgbox, 'displayNone');

        this._map.fireEvent('geosearch_error', {message: message});

        // show alert icon
        this.resetLink('alert');
        this._isShowingError = true;
    },

    _onKeyUp: function (e) {
        var esc = 27;

        if (e.keyCode === esc) { // escape key detection is unreliable
            this.cancelSearch();
        }
    },

    _getZoomLevel: function() {
        if (! this.options.retainZoomLevel) {
            return this._config.zoomLevel;
        }
        return this._map._zoom;
    },

    _onInput: function() {
        if (this._isShowingError) {
            this.resetLink('glass');
            L.DomUtil.addClass(this._msgbox, 'displayNone');

            this._isShowingError = false;
        }
    },

    _onKeyPress: function (e) {
        var enterKey = 13;

        if (e.keyCode === enterKey) {
            e.preventDefault();
            e.stopPropagation();

            this.startSearch();
        }
    }
});


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-geosearch-bing", ["leaflet-geosearch"], function() {
  return (function() {
/**
 * L.Control.GeoSearch - search for an address and zoom to it's location
 * L.GeoSearch.Provider.Bing uses bing geocoding service
 * https://github.com/smeijer/L.GeoSearch
 */

L.GeoSearch.Provider.Bing = L.Class.extend({
    options: {

    },

    initialize: function(options) {
        options = L.Util.setOptions(this, options);
    },

    GetServiceUrl: function (qry) {
        var parameters = L.Util.extend({
            query: qry,
            jsonp: 'parseLocation'
        }, this.options);

        return 'http://dev.virtualearth.net/REST/v1/Locations'
            + L.Util.getParamString(parameters);
    },

    ParseJSON: function (data) {
        if (data.resourceSets.length == 0 || data.resourceSets[0].resources.length == 0)
            return [];

        var results = [];
        for (var i = 0; i < data.resourceSets[0].resources.length; i++)
            results.push(new L.GeoSearch.Result(
                data.resourceSets[0].resources[i].point.coordinates[1],
                data.resourceSets[0].resources[i].point.coordinates[0],
                data.resourceSets[0].resources[i].address.formattedAddress
            ));

        return results;
    }
});


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-geosearch-esri", ["leaflet-geosearch"], function() {
  return (function() {
/**
 * L.Control.GeoSearch - search for an address and zoom to it's location
 * L.GeoSearch.Provider.Esri uses arcgis geocoding service
 * https://github.com/smeijer/L.GeoSearch
 */

L.GeoSearch.Provider.Esri = L.Class.extend({
    options: {

    },

    initialize: function(options) {
        options = L.Util.setOptions(this, options);
    },

    GetServiceUrl: function (qry) {
        var parameters = L.Util.extend({
            text: qry,
            f: 'pjson'
        }, this.options);

        return (location.protocol === 'https:' ? 'https:' : 'http:')
            + '//geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer/find'
            + L.Util.getParamString(parameters);
    },

    ParseJSON: function (data) {
        if (data.locations.length == 0)
            return [];

        var results = [];
        for (var i = 0; i < data.locations.length; i++)
            results.push(new L.GeoSearch.Result(
                data.locations[i].feature.geometry.x,
                data.locations[i].feature.geometry.y,
                data.locations[i].name
            ));

        return results;
    }
});


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-geosearch-google", ["leaflet-geosearch"], function() {
  return (function() {
/**
 * L.Control.GeoSearch - search for an address and zoom to it's location
 * L.GeoSearch.Provider.Google uses google geocoding service
 * https://github.com/smeijer/L.GeoSearch
 */

onLoadGoogleApiCallback = function() {
    L.GeoSearch.Provider.Google.Geocoder = new google.maps.Geocoder();
    var scriptNode = document.getElementById('load_google_api');
    if (!!scriptNode) {
        document.body.removeChild(scriptNode);
    }
};

L.GeoSearch.Provider.Google = L.Class.extend({
    _isReady: false,
    _onReadyQueue: [],

    options: {

    },

    initialize: function(options) {
        options = L.Util.setOptions(this, options);
        if (!window.google || !window.google.maps) {
            this.loadMapsApi();
        } else {
            // if google is already loaded, make sure we initialize the Geocoder
            onLoadGoogleApiCallback();
        }

    },

    loadMapsApi: function () {
        var self = this;
        var url = "https://maps.googleapis.com/maps/api/js?v=3&callback=onLoadGoogleApiCallback&sensor=false";
        var script = document.createElement('script');
        script.id = 'load_google_api';
        script.type = "text/javascript";
        script.src = url;
        document.body.appendChild(script);

        var handle = setInterval(function() {
            if (typeof google !== 'undefined' && L.GeoSearch.Provider.Google.Geocoder instanceof google.maps.Geocoder) {
                clearInterval(handle);
                self._onReady();
            }
        }, 25);
    },

    _onReady: function() {
        this._isReady = true;

        var data;
        while (data = this._onReadyQueue.shift()) {
            this.GetLocations(data.qry, data.callback);
        }
    },

    GetLocations: function(qry, callback) {
        if (!this._isReady) {
            // store calls to this method, so the can be re-invoked once
            // the google api is loaded
            this._onReadyQueue.push({ qry: qry, callback: callback });
            return;
        }

        var geocoder = L.GeoSearch.Provider.Google.Geocoder;

        var parameters = L.Util.extend({
            address: qry
        }, this.options);

        var results = geocoder.geocode(parameters, function(data){
            data = {results: data};

            var results = [],
                northEastLatLng,
                southWestLatLng,
                bounds;
            for (var i = 0; i < data.results.length; i++) {

                if( data.results[i].geometry.bounds ) {
                    var northEastGoogle = data.results[i].geometry.bounds.getNorthEast(),
                        southWestGoogle = data.results[i].geometry.bounds.getSouthWest();

                    northEastLatLng = new L.LatLng( northEastGoogle.lat(), northEastGoogle.lng() );
                    southWestLatLng = new L.LatLng( southWestGoogle.lat(), southWestGoogle.lng() );
                    bounds = new L.LatLngBounds([ northEastLatLng, southWestLatLng ]);
                }
                else {
                    bounds = undefined;
                }
                results.push(new L.GeoSearch.Result(
                    data.results[i].geometry.location.lng(),
                    data.results[i].geometry.location.lat(),
                    data.results[i].formatted_address,
                    bounds
                ));
            }

            if(typeof callback == 'function')
                callback(results);
        });
    },
});


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-geosearch-openstreetmap", ["leaflet-geosearch"], function() {
  return (function() {
/**
 * L.Control.GeoSearch - search for an address and zoom to it's location
 * L.GeoSearch.Provider.OpenStreetMap uses openstreetmap geocoding service
 * https://github.com/smeijer/L.GeoSearch
 */

L.GeoSearch.Provider.OpenStreetMap = L.Class.extend({
    options: {},

    initialize: function(options) {
        options = L.Util.setOptions(this, options);
    },

    GetServiceUrl: function (qry) {
        var parameters = L.Util.extend({
            q: qry,
            format: 'json'
        }, this.options);

        return (location.protocol === 'https:' ? 'https:' : 'http:')
            + '//nominatim.openstreetmap.org/search'
            + L.Util.getParamString(parameters);
    },

    ParseJSON: function (data) {
        var results = [];

        for (var i = 0; i < data.length; i++) {
            var boundingBox = data[i].boundingbox,
                northEastLatLng = new L.LatLng( boundingBox[1], boundingBox[3] ),
                southWestLatLng = new L.LatLng( boundingBox[0], boundingBox[2] );

            if (data[i].address)
                data[i].address.type = data[i].type;

            results.push(new L.GeoSearch.Result(
                data[i].lon,
                data[i].lat,
                data[i].display_name,
                new L.LatLngBounds([
                    northEastLatLng,
                    southWestLatLng
                ]),
                data[i].address
            ));
        }

        return results;
    }
});


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-markercluster", ["leaflet"], function() {
  return (function() {
/*
 Leaflet.markercluster, Provides Beautiful Animated Marker Clustering functionality for Leaflet, a JS library for interactive maps.
 https://github.com/Leaflet/Leaflet.markercluster
 (c) 2012-2013, Dave Leaver, smartrak
*/
(function (window, document, undefined) {/*
 * L.MarkerClusterGroup extends L.FeatureGroup by clustering the markers contained within
 */

L.MarkerClusterGroup = L.FeatureGroup.extend({

	options: {
		maxClusterRadius: 80, //A cluster will cover at most this many pixels from its center
		iconCreateFunction: null,

		spiderfyOnMaxZoom: true,
		showCoverageOnHover: true,
		zoomToBoundsOnClick: true,
		singleMarkerMode: false,

		disableClusteringAtZoom: null,

		// Setting this to false prevents the removal of any clusters outside of the viewpoint, which
		// is the default behaviour for performance reasons.
		removeOutsideVisibleBounds: true,

		// Set to false to disable all animations (zoom and spiderfy).
		// If false, option animateAddingMarkers below has no effect.
		// If L.DomUtil.TRANSITION is falsy, this option has no effect.
		animate: true,

		//Whether to animate adding markers after adding the MarkerClusterGroup to the map
		// If you are adding individual markers set to true, if adding bulk markers leave false for massive performance gains.
		animateAddingMarkers: false,

		//Increase to increase the distance away that spiderfied markers appear from the center
		spiderfyDistanceMultiplier: 1,

		// Make it possible to specify a polyline options on a spider leg
		spiderLegPolylineOptions: { weight: 1.5, color: '#222', opacity: 0.5 },

		// When bulk adding layers, adds markers in chunks. Means addLayers may not add all the layers in the call, others will be loaded during setTimeouts
		chunkedLoading: false,
		chunkInterval: 200, // process markers for a maximum of ~ n milliseconds (then trigger the chunkProgress callback)
		chunkDelay: 50, // at the end of each interval, give n milliseconds back to system/browser
		chunkProgress: null, // progress callback: function(processed, total, elapsed) (e.g. for a progress indicator)

		//Options to pass to the L.Polygon constructor
		polygonOptions: {}
	},

	initialize: function (options) {
		L.Util.setOptions(this, options);
		if (!this.options.iconCreateFunction) {
			this.options.iconCreateFunction = this._defaultIconCreateFunction;
		}

		this._featureGroup = L.featureGroup();
		this._featureGroup.on(L.FeatureGroup.EVENTS, this._propagateEvent, this);

		this._nonPointGroup = L.featureGroup();
		this._nonPointGroup.on(L.FeatureGroup.EVENTS, this._propagateEvent, this);

		this._inZoomAnimation = 0;
		this._needsClustering = [];
		this._needsRemoving = []; //Markers removed while we aren't on the map need to be kept track of
		//The bounds of the currently shown area (from _getExpandedVisibleBounds) Updated on zoom/move
		this._currentShownBounds = null;

		this._queue = [];

		// Hook the appropriate animation methods.
		var animate = L.DomUtil.TRANSITION && this.options.animate;
		L.extend(this, animate ? this._withAnimation : this._noAnimation);
		// Remember which MarkerCluster class to instantiate (animated or not).
		this._markerCluster = animate ? L.MarkerCluster : L.MarkerClusterNonAnimated;
	},

	addLayer: function (layer) {

		if (layer instanceof L.LayerGroup) {
			var array = [];
			for (var i in layer._layers) {
				array.push(layer._layers[i]);
			}
			return this.addLayers(array);
		}

		//Don't cluster non point data
		if (!layer.getLatLng) {
			this._nonPointGroup.addLayer(layer);
			return this;
		}

		if (!this._map) {
			this._needsClustering.push(layer);
			return this;
		}

		if (this.hasLayer(layer)) {
			return this;
		}


		//If we have already clustered we'll need to add this one to a cluster

		if (this._unspiderfy) {
			this._unspiderfy();
		}

		this._addLayer(layer, this._maxZoom);

		// Refresh bounds and weighted positions.
		this._topClusterLevel._recalculateBounds();

		//Work out what is visible
		var visibleLayer = layer,
			currentZoom = this._map.getZoom();
		if (layer.__parent) {
			while (visibleLayer.__parent._zoom >= currentZoom) {
				visibleLayer = visibleLayer.__parent;
			}
		}

		if (this._currentShownBounds.contains(visibleLayer.getLatLng())) {
			if (this.options.animateAddingMarkers) {
				this._animationAddLayer(layer, visibleLayer);
			} else {
				this._animationAddLayerNonAnimated(layer, visibleLayer);
			}
		}
		return this;
	},

	removeLayer: function (layer) {

		if (layer instanceof L.LayerGroup)
		{
			var array = [];
			for (var i in layer._layers) {
				array.push(layer._layers[i]);
			}
			return this.removeLayers(array);
		}

		//Non point layers
		if (!layer.getLatLng) {
			this._nonPointGroup.removeLayer(layer);
			return this;
		}

		if (!this._map) {
			if (!this._arraySplice(this._needsClustering, layer) && this.hasLayer(layer)) {
				this._needsRemoving.push(layer);
			}
			return this;
		}

		if (!layer.__parent) {
			return this;
		}

		if (this._unspiderfy) {
			this._unspiderfy();
			this._unspiderfyLayer(layer);
		}

		//Remove the marker from clusters
		this._removeLayer(layer, true);

		// Refresh bounds and weighted positions.
		this._topClusterLevel._recalculateBounds();

		if (this._featureGroup.hasLayer(layer)) {
			this._featureGroup.removeLayer(layer);
			if (layer.clusterShow) {
				layer.clusterShow();
			}
		}

		return this;
	},

	//Takes an array of markers and adds them in bulk
	addLayers: function (layersArray) {
		var fg = this._featureGroup,
			npg = this._nonPointGroup,
			chunked = this.options.chunkedLoading,
			chunkInterval = this.options.chunkInterval,
			chunkProgress = this.options.chunkProgress,
			newMarkers, i, l, m;

		if (this._map) {
			var offset = 0,
				started = (new Date()).getTime();
			var process = L.bind(function () {
				var start = (new Date()).getTime();
				for (; offset < layersArray.length; offset++) {
					if (chunked && offset % 200 === 0) {
						// every couple hundred markers, instrument the time elapsed since processing started:
						var elapsed = (new Date()).getTime() - start;
						if (elapsed > chunkInterval) {
							break; // been working too hard, time to take a break :-)
						}
					}

					m = layersArray[offset];

					//Not point data, can't be clustered
					if (!m.getLatLng) {
						npg.addLayer(m);
						continue;
					}

					if (this.hasLayer(m)) {
						continue;
					}

					this._addLayer(m, this._maxZoom);

					//If we just made a cluster of size 2 then we need to remove the other marker from the map (if it is) or we never will
					if (m.__parent) {
						if (m.__parent.getChildCount() === 2) {
							var markers = m.__parent.getAllChildMarkers(),
								otherMarker = markers[0] === m ? markers[1] : markers[0];
							fg.removeLayer(otherMarker);
						}
					}
				}

				if (chunkProgress) {
					// report progress and time elapsed:
					chunkProgress(offset, layersArray.length, (new Date()).getTime() - started);
				}

				// Completed processing all markers.
				if (offset === layersArray.length) {

					// Refresh bounds and weighted positions.
					this._topClusterLevel._recalculateBounds();

					//Update the icons of all those visible clusters that were affected
					this._featureGroup.eachLayer(function (c) {
						if (c instanceof L.MarkerCluster && c._iconNeedsUpdate) {
							c._updateIcon();
						}
					});

					this._topClusterLevel._recursivelyAddChildrenToMap(null, this._zoom, this._currentShownBounds);
				} else {
					setTimeout(process, this.options.chunkDelay);
				}
			}, this);

			process();
		} else {
			newMarkers = [];
			for (i = 0, l = layersArray.length; i < l; i++) {
				m = layersArray[i];

				//Not point data, can't be clustered
				if (!m.getLatLng) {
					npg.addLayer(m);
					continue;
				}

				if (this.hasLayer(m)) {
					continue;
				}

				newMarkers.push(m);
			}
			this._needsClustering = this._needsClustering.concat(newMarkers);
		}
		return this;
	},

	//Takes an array of markers and removes them in bulk
	removeLayers: function (layersArray) {
		var i, l, m,
			fg = this._featureGroup,
			npg = this._nonPointGroup;

		if (!this._map) {
			for (i = 0, l = layersArray.length; i < l; i++) {
				m = layersArray[i];
				this._arraySplice(this._needsClustering, m);
				npg.removeLayer(m);
				if (this.hasLayer(m)) {
					this._needsRemoving.push(m);
				}
			}
			return this;
		}

		if (this._unspiderfy) {
			this._unspiderfy();
			for (i = 0, l = layersArray.length; i < l; i++) {
				m = layersArray[i];
				this._unspiderfyLayer(m);
			}
		}

		for (i = 0, l = layersArray.length; i < l; i++) {
			m = layersArray[i];

			if (!m.__parent) {
				npg.removeLayer(m);
				continue;
			}

			this._removeLayer(m, true, true);

			if (fg.hasLayer(m)) {
				fg.removeLayer(m);
				if (m.clusterShow) {
					m.clusterShow();
				}
			}
		}

		// Refresh bounds and weighted positions.
		this._topClusterLevel._recalculateBounds();

		//Fix up the clusters and markers on the map
		this._topClusterLevel._recursivelyAddChildrenToMap(null, this._zoom, this._currentShownBounds);

		fg.eachLayer(function (c) {
			if (c instanceof L.MarkerCluster) {
				c._updateIcon();
			}
		});

		return this;
	},

	//Removes all layers from the MarkerClusterGroup
	clearLayers: function () {
		//Need our own special implementation as the LayerGroup one doesn't work for us

		//If we aren't on the map (yet), blow away the markers we know of
		if (!this._map) {
			this._needsClustering = [];
			delete this._gridClusters;
			delete this._gridUnclustered;
		}

		if (this._noanimationUnspiderfy) {
			this._noanimationUnspiderfy();
		}

		//Remove all the visible layers
		this._featureGroup.clearLayers();
		this._nonPointGroup.clearLayers();

		this.eachLayer(function (marker) {
			delete marker.__parent;
		});

		if (this._map) {
			//Reset _topClusterLevel and the DistanceGrids
			this._generateInitialClusters();
		}

		return this;
	},

	//Override FeatureGroup.getBounds as it doesn't work
	getBounds: function () {
		var bounds = new L.LatLngBounds();

		if (this._topClusterLevel) {
			bounds.extend(this._topClusterLevel._bounds);
		}

		for (var i = this._needsClustering.length - 1; i >= 0; i--) {
			bounds.extend(this._needsClustering[i].getLatLng());
		}

		bounds.extend(this._nonPointGroup.getBounds());

		return bounds;
	},

	//Overrides LayerGroup.eachLayer
	eachLayer: function (method, context) {
		var markers = this._needsClustering.slice(),
			i;

		if (this._topClusterLevel) {
			this._topClusterLevel.getAllChildMarkers(markers);
		}

		for (i = markers.length - 1; i >= 0; i--) {
			method.call(context, markers[i]);
		}

		this._nonPointGroup.eachLayer(method, context);
	},

	//Overrides LayerGroup.getLayers
	getLayers: function () {
		var layers = [];
		this.eachLayer(function (l) {
			layers.push(l);
		});
		return layers;
	},

	//Overrides LayerGroup.getLayer, WARNING: Really bad performance
	getLayer: function (id) {
		var result = null;
		
		id = parseInt(id, 10);

		this.eachLayer(function (l) {
			if (L.stamp(l) === id) {
				result = l;
			}
		});

		return result;
	},

	//Returns true if the given layer is in this MarkerClusterGroup
	hasLayer: function (layer) {
		if (!layer) {
			return false;
		}

		var i, anArray = this._needsClustering;

		for (i = anArray.length - 1; i >= 0; i--) {
			if (anArray[i] === layer) {
				return true;
			}
		}

		anArray = this._needsRemoving;
		for (i = anArray.length - 1; i >= 0; i--) {
			if (anArray[i] === layer) {
				return false;
			}
		}

		return !!(layer.__parent && layer.__parent._group === this) || this._nonPointGroup.hasLayer(layer);
	},

	//Zoom down to show the given layer (spiderfying if necessary) then calls the callback
	zoomToShowLayer: function (layer, callback) {
		
		if (typeof callback !== 'function') {
			callback = function () {};
		}

		var showMarker = function () {
			if ((layer._icon || layer.__parent._icon) && !this._inZoomAnimation) {
				this._map.off('moveend', showMarker, this);
				this.off('animationend', showMarker, this);

				if (layer._icon) {
					callback();
				} else if (layer.__parent._icon) {
					this.once('spiderfied', callback, this);
					layer.__parent.spiderfy();
				}
			}
		};

		if (layer._icon && this._map.getBounds().contains(layer.getLatLng())) {
			//Layer is visible ond on screen, immediate return
			callback();
		} else if (layer.__parent._zoom < this._map.getZoom()) {
			//Layer should be visible at this zoom level. It must not be on screen so just pan over to it
			this._map.on('moveend', showMarker, this);
			this._map.panTo(layer.getLatLng());
		} else {
			var moveStart = function () {
				this._map.off('movestart', moveStart, this);
				moveStart = null;
			};

			this._map.on('movestart', moveStart, this);
			this._map.on('moveend', showMarker, this);
			this.on('animationend', showMarker, this);
			layer.__parent.zoomToBounds();

			if (moveStart) {
				//Never started moving, must already be there, probably need clustering however
				showMarker.call(this);
			}
		}
	},

	//Overrides FeatureGroup.onAdd
	onAdd: function (map) {
		this._map = map;
		var i, l, layer;

		if (!isFinite(this._map.getMaxZoom())) {
			throw "Map has no maxZoom specified";
		}

		this._featureGroup.onAdd(map);
		this._nonPointGroup.onAdd(map);

		if (!this._gridClusters) {
			this._generateInitialClusters();
		}

		this._maxLat = map.options.crs.projection.MAX_LATITUDE;

		for (i = 0, l = this._needsRemoving.length; i < l; i++) {
			layer = this._needsRemoving[i];
			this._removeLayer(layer, true);
		}
		this._needsRemoving = [];

		//Remember the current zoom level and bounds
		this._zoom = this._map.getZoom();
		this._currentShownBounds = this._getExpandedVisibleBounds();

		this._map.on('zoomend', this._zoomEnd, this);
		this._map.on('moveend', this._moveEnd, this);

		if (this._spiderfierOnAdd) { //TODO FIXME: Not sure how to have spiderfier add something on here nicely
			this._spiderfierOnAdd();
		}

		this._bindEvents();

		//Actually add our markers to the map:
		l = this._needsClustering;
		this._needsClustering = [];
		this.addLayers(l);
	},

	//Overrides FeatureGroup.onRemove
	onRemove: function (map) {
		map.off('zoomend', this._zoomEnd, this);
		map.off('moveend', this._moveEnd, this);

		this._unbindEvents();

		//In case we are in a cluster animation
		this._map._mapPane.className = this._map._mapPane.className.replace(' leaflet-cluster-anim', '');

		if (this._spiderfierOnRemove) { //TODO FIXME: Not sure how to have spiderfier add something on here nicely
			this._spiderfierOnRemove();
		}

		delete this._maxLat;

		//Clean up all the layers we added to the map
		this._hideCoverage();
		this._featureGroup.onRemove(map);
		this._nonPointGroup.onRemove(map);

		this._featureGroup.clearLayers();

		this._map = null;
	},

	getVisibleParent: function (marker) {
		var vMarker = marker;
		while (vMarker && !vMarker._icon) {
			vMarker = vMarker.__parent;
		}
		return vMarker || null;
	},

	//Remove the given object from the given array
	_arraySplice: function (anArray, obj) {
		for (var i = anArray.length - 1; i >= 0; i--) {
			if (anArray[i] === obj) {
				anArray.splice(i, 1);
				return true;
			}
		}
	},

	/**
	 * Removes a marker from all _gridUnclustered zoom levels, starting at the supplied zoom.
	 * @param marker to be removed from _gridUnclustered.
	 * @param z integer bottom start zoom level (included)
	 * @private
	 */
	_removeFromGridUnclustered: function (marker, z) {
		var map = this._map,
		    gridUnclustered = this._gridUnclustered;

		for (; z >= 0; z--) {
			if (!gridUnclustered[z].removeObject(marker, map.project(marker.getLatLng(), z))) {
				break;
			}
		}
	},

	//Internal function for removing a marker from everything.
	//dontUpdateMap: set to true if you will handle updating the map manually (for bulk functions)
	_removeLayer: function (marker, removeFromDistanceGrid, dontUpdateMap) {
		var gridClusters = this._gridClusters,
			gridUnclustered = this._gridUnclustered,
			fg = this._featureGroup,
			map = this._map;

		//Remove the marker from distance clusters it might be in
		if (removeFromDistanceGrid) {
			this._removeFromGridUnclustered(marker, this._maxZoom);
		}

		//Work our way up the clusters removing them as we go if required
		var cluster = marker.__parent,
			markers = cluster._markers,
			otherMarker;

		//Remove the marker from the immediate parents marker list
		this._arraySplice(markers, marker);

		while (cluster) {
			cluster._childCount--;
			cluster._boundsNeedUpdate = true;

			if (cluster._zoom < 0) {
				//Top level, do nothing
				break;
			} else if (removeFromDistanceGrid && cluster._childCount <= 1) { //Cluster no longer required
				//We need to push the other marker up to the parent
				otherMarker = cluster._markers[0] === marker ? cluster._markers[1] : cluster._markers[0];

				//Update distance grid
				gridClusters[cluster._zoom].removeObject(cluster, map.project(cluster._cLatLng, cluster._zoom));
				gridUnclustered[cluster._zoom].addObject(otherMarker, map.project(otherMarker.getLatLng(), cluster._zoom));

				//Move otherMarker up to parent
				this._arraySplice(cluster.__parent._childClusters, cluster);
				cluster.__parent._markers.push(otherMarker);
				otherMarker.__parent = cluster.__parent;

				if (cluster._icon) {
					//Cluster is currently on the map, need to put the marker on the map instead
					fg.removeLayer(cluster);
					if (!dontUpdateMap) {
						fg.addLayer(otherMarker);
					}
				}
			} else {
				if (!dontUpdateMap || !cluster._icon) {
					cluster._updateIcon();
				}
			}

			cluster = cluster.__parent;
		}

		delete marker.__parent;
	},

	_isOrIsParent: function (el, oel) {
		while (oel) {
			if (el === oel) {
				return true;
			}
			oel = oel.parentNode;
		}
		return false;
	},

	_propagateEvent: function (e) {
		if (e.layer instanceof L.MarkerCluster) {
			//Prevent multiple clustermouseover/off events if the icon is made up of stacked divs (Doesn't work in ie <= 8, no relatedTarget)
			if (e.originalEvent && this._isOrIsParent(e.layer._icon, e.originalEvent.relatedTarget)) {
				return;
			}
			e.type = 'cluster' + e.type;
		}

		this.fire(e.type, e);
	},

	//Default functionality
	_defaultIconCreateFunction: function (cluster) {
		var childCount = cluster.getChildCount();

		var c = ' marker-cluster-';
		if (childCount < 10) {
			c += 'small';
		} else if (childCount < 100) {
			c += 'medium';
		} else {
			c += 'large';
		}

		return new L.DivIcon({ html: '<div><span>' + childCount + '</span></div>', className: 'marker-cluster' + c, iconSize: new L.Point(40, 40) });
	},

	_bindEvents: function () {
		var map = this._map,
		    spiderfyOnMaxZoom = this.options.spiderfyOnMaxZoom,
		    showCoverageOnHover = this.options.showCoverageOnHover,
		    zoomToBoundsOnClick = this.options.zoomToBoundsOnClick;

		//Zoom on cluster click or spiderfy if we are at the lowest level
		if (spiderfyOnMaxZoom || zoomToBoundsOnClick) {
			this.on('clusterclick', this._zoomOrSpiderfy, this);
		}

		//Show convex hull (boundary) polygon on mouse over
		if (showCoverageOnHover) {
			this.on('clustermouseover', this._showCoverage, this);
			this.on('clustermouseout', this._hideCoverage, this);
			map.on('zoomend', this._hideCoverage, this);
		}
	},

	_zoomOrSpiderfy: function (e) {
		var cluster = e.layer,
		    bottomCluster = cluster;

		while (bottomCluster._childClusters.length === 1) {
			bottomCluster = bottomCluster._childClusters[0];
		}

		if (bottomCluster._zoom === this._maxZoom && bottomCluster._childCount === cluster._childCount) {
			// All child markers are contained in a single cluster from this._maxZoom to this cluster.
			if (this.options.spiderfyOnMaxZoom) {
				cluster.spiderfy();
			}
		} else if (this.options.zoomToBoundsOnClick) {
			cluster.zoomToBounds();
		}

		// Focus the map again for keyboard users.
		if (e.originalEvent && e.originalEvent.keyCode === 13) {
			this._map._container.focus();
		}
	},

	_showCoverage: function (e) {
		var map = this._map;
		if (this._inZoomAnimation) {
			return;
		}
		if (this._shownPolygon) {
			map.removeLayer(this._shownPolygon);
		}
		if (e.layer.getChildCount() > 2 && e.layer !== this._spiderfied) {
			this._shownPolygon = new L.Polygon(e.layer.getConvexHull(), this.options.polygonOptions);
			map.addLayer(this._shownPolygon);
		}
	},

	_hideCoverage: function () {
		if (this._shownPolygon) {
			this._map.removeLayer(this._shownPolygon);
			this._shownPolygon = null;
		}
	},

	_unbindEvents: function () {
		var spiderfyOnMaxZoom = this.options.spiderfyOnMaxZoom,
			showCoverageOnHover = this.options.showCoverageOnHover,
			zoomToBoundsOnClick = this.options.zoomToBoundsOnClick,
			map = this._map;

		if (spiderfyOnMaxZoom || zoomToBoundsOnClick) {
			this.off('clusterclick', this._zoomOrSpiderfy, this);
		}
		if (showCoverageOnHover) {
			this.off('clustermouseover', this._showCoverage, this);
			this.off('clustermouseout', this._hideCoverage, this);
			map.off('zoomend', this._hideCoverage, this);
		}
	},

	_zoomEnd: function () {
		if (!this._map) { //May have been removed from the map by a zoomEnd handler
			return;
		}
		this._mergeSplitClusters();

		this._zoom = this._map._zoom;
		this._currentShownBounds = this._getExpandedVisibleBounds();
	},

	_moveEnd: function () {
		if (this._inZoomAnimation) {
			return;
		}

		var newBounds = this._getExpandedVisibleBounds();

		this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds, this._zoom, newBounds);
		this._topClusterLevel._recursivelyAddChildrenToMap(null, this._map._zoom, newBounds);

		this._currentShownBounds = newBounds;
		return;
	},

	_generateInitialClusters: function () {
		var maxZoom = this._map.getMaxZoom(),
			radius = this.options.maxClusterRadius,
			radiusFn = radius;
	
		//If we just set maxClusterRadius to a single number, we need to create
		//a simple function to return that number. Otherwise, we just have to
		//use the function we've passed in.
		if (typeof radius !== "function") {
			radiusFn = function () { return radius; };
		}

		if (this.options.disableClusteringAtZoom) {
			maxZoom = this.options.disableClusteringAtZoom - 1;
		}
		this._maxZoom = maxZoom;
		this._gridClusters = {};
		this._gridUnclustered = {};
	
		//Set up DistanceGrids for each zoom
		for (var zoom = maxZoom; zoom >= 0; zoom--) {
			this._gridClusters[zoom] = new L.DistanceGrid(radiusFn(zoom));
			this._gridUnclustered[zoom] = new L.DistanceGrid(radiusFn(zoom));
		}

		// Instantiate the appropriate L.MarkerCluster class (animated or not).
		this._topClusterLevel = new this._markerCluster(this, -1);
	},

	//Zoom: Zoom to start adding at (Pass this._maxZoom to start at the bottom)
	_addLayer: function (layer, zoom) {
		var gridClusters = this._gridClusters,
		    gridUnclustered = this._gridUnclustered,
		    markerPoint, z;

		if (this.options.singleMarkerMode) {
			this._overrideMarkerIcon(layer);
		}

		//Find the lowest zoom level to slot this one in
		for (; zoom >= 0; zoom--) {
			markerPoint = this._map.project(layer.getLatLng(), zoom); // calculate pixel position

			//Try find a cluster close by
			var closest = gridClusters[zoom].getNearObject(markerPoint);
			if (closest) {
				closest._addChild(layer);
				layer.__parent = closest;
				return;
			}

			//Try find a marker close by to form a new cluster with
			closest = gridUnclustered[zoom].getNearObject(markerPoint);
			if (closest) {
				var parent = closest.__parent;
				if (parent) {
					this._removeLayer(closest, false);
				}

				//Create new cluster with these 2 in it

				var newCluster = new this._markerCluster(this, zoom, closest, layer);
				gridClusters[zoom].addObject(newCluster, this._map.project(newCluster._cLatLng, zoom));
				closest.__parent = newCluster;
				layer.__parent = newCluster;

				//First create any new intermediate parent clusters that don't exist
				var lastParent = newCluster;
				for (z = zoom - 1; z > parent._zoom; z--) {
					lastParent = new this._markerCluster(this, z, lastParent);
					gridClusters[z].addObject(lastParent, this._map.project(closest.getLatLng(), z));
				}
				parent._addChild(lastParent);

				//Remove closest from this zoom level and any above that it is in, replace with newCluster
				this._removeFromGridUnclustered(closest, zoom);

				return;
			}

			//Didn't manage to cluster in at this zoom, record us as a marker here and continue upwards
			gridUnclustered[zoom].addObject(layer, markerPoint);
		}

		//Didn't get in anything, add us to the top
		this._topClusterLevel._addChild(layer);
		layer.__parent = this._topClusterLevel;
		return;
	},

	//Enqueue code to fire after the marker expand/contract has happened
	_enqueue: function (fn) {
		this._queue.push(fn);
		if (!this._queueTimeout) {
			this._queueTimeout = setTimeout(L.bind(this._processQueue, this), 300);
		}
	},
	_processQueue: function () {
		for (var i = 0; i < this._queue.length; i++) {
			this._queue[i].call(this);
		}
		this._queue.length = 0;
		clearTimeout(this._queueTimeout);
		this._queueTimeout = null;
	},

	//Merge and split any existing clusters that are too big or small
	_mergeSplitClusters: function () {

		//Incase we are starting to split before the animation finished
		this._processQueue();

		if (this._zoom < this._map._zoom && this._currentShownBounds.intersects(this._getExpandedVisibleBounds())) { //Zoom in, split
			this._animationStart();
			//Remove clusters now off screen
			this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds, this._zoom, this._getExpandedVisibleBounds());

			this._animationZoomIn(this._zoom, this._map._zoom);

		} else if (this._zoom > this._map._zoom) { //Zoom out, merge
			this._animationStart();

			this._animationZoomOut(this._zoom, this._map._zoom);
		} else {
			this._moveEnd();
		}
	},

	//Gets the maps visible bounds expanded in each direction by the size of the screen (so the user cannot see an area we do not cover in one pan)
	_getExpandedVisibleBounds: function () {
		if (!this.options.removeOutsideVisibleBounds) {
			return this._mapBoundsInfinite;
		} else if (L.Browser.mobile) {
			return this._checkBoundsMaxLat(this._map.getBounds());
		}

		return this._checkBoundsMaxLat(this._map.getBounds().pad(1)); // Padding expands the bounds by its own dimensions but scaled with the given factor.
	},

	/**
	 * Expands the latitude to Infinity (or -Infinity) if the input bounds reach the map projection maximum defined latitude
	 * (in the case of Web/Spherical Mercator, it is 85.0511287798 / see https://en.wikipedia.org/wiki/Web_Mercator#Formulas).
	 * Otherwise, the removeOutsideVisibleBounds option will remove markers beyond that limit, whereas the same markers without
	 * this option (or outside MCG) will have their position floored (ceiled) by the projection and rendered at that limit,
	 * making the user think that MCG "eats" them and never displays them again.
	 * @param bounds L.LatLngBounds
	 * @returns {L.LatLngBounds}
	 * @private
	 */
	_checkBoundsMaxLat: function (bounds) {
		var maxLat = this._maxLat;

		if (maxLat !== undefined) {
			if (bounds.getNorth() >= maxLat) {
				bounds._northEast.lat = Infinity;
			}
			if (bounds.getSouth() <= -maxLat) {
				bounds._southWest.lat = -Infinity;
			}
		}

		return bounds;
	},

	//Shared animation code
	_animationAddLayerNonAnimated: function (layer, newCluster) {
		if (newCluster === layer) {
			this._featureGroup.addLayer(layer);
		} else if (newCluster._childCount === 2) {
			newCluster._addToMap();

			var markers = newCluster.getAllChildMarkers();
			this._featureGroup.removeLayer(markers[0]);
			this._featureGroup.removeLayer(markers[1]);
		} else {
			newCluster._updateIcon();
		}
	},

	/**
	 * Implements the singleMarkerMode option.
	 * @param layer Marker to re-style using the Clusters iconCreateFunction.
	 * @returns {L.Icon} The newly created icon.
	 * @private
	 */
	_overrideMarkerIcon: function (layer) {
		var icon = layer.options.icon = this.options.iconCreateFunction({
			getChildCount: function () {
				return 1;
			},
			getAllChildMarkers: function () {
				return [layer];
			}
		});

		return icon;
	}
});

// Constant bounds used in case option "removeOutsideVisibleBounds" is set to false.
L.MarkerClusterGroup.include({
	_mapBoundsInfinite: new L.LatLngBounds(new L.LatLng(-Infinity, -Infinity), new L.LatLng(Infinity, Infinity))
});

L.MarkerClusterGroup.include({
	_noAnimation: {
		//Non Animated versions of everything
		_animationStart: function () {
			//Do nothing...
		},
		_animationZoomIn: function (previousZoomLevel, newZoomLevel) {
			this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds, previousZoomLevel);
			this._topClusterLevel._recursivelyAddChildrenToMap(null, newZoomLevel, this._getExpandedVisibleBounds());

			//We didn't actually animate, but we use this event to mean "clustering animations have finished"
			this.fire('animationend');
		},
		_animationZoomOut: function (previousZoomLevel, newZoomLevel) {
			this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds, previousZoomLevel);
			this._topClusterLevel._recursivelyAddChildrenToMap(null, newZoomLevel, this._getExpandedVisibleBounds());

			//We didn't actually animate, but we use this event to mean "clustering animations have finished"
			this.fire('animationend');
		},
		_animationAddLayer: function (layer, newCluster) {
			this._animationAddLayerNonAnimated(layer, newCluster);
		}
	},
	_withAnimation: {
		//Animated versions here
		_animationStart: function () {
			this._map._mapPane.className += ' leaflet-cluster-anim';
			this._inZoomAnimation++;
		},
		_animationZoomIn: function (previousZoomLevel, newZoomLevel) {
			var bounds = this._getExpandedVisibleBounds(),
			    fg     = this._featureGroup,
			    i;

			//Add all children of current clusters to map and remove those clusters from map
			this._topClusterLevel._recursively(bounds, previousZoomLevel, 0, function (c) {
				var startPos = c._latlng,
				    markers  = c._markers,
				    m;

				if (!bounds.contains(startPos)) {
					startPos = null;
				}

				if (c._isSingleParent() && previousZoomLevel + 1 === newZoomLevel) { //Immediately add the new child and remove us
					fg.removeLayer(c);
					c._recursivelyAddChildrenToMap(null, newZoomLevel, bounds);
				} else {
					//Fade out old cluster
					c.clusterHide();
					c._recursivelyAddChildrenToMap(startPos, newZoomLevel, bounds);
				}

				//Remove all markers that aren't visible any more
				//TODO: Do we actually need to do this on the higher levels too?
				for (i = markers.length - 1; i >= 0; i--) {
					m = markers[i];
					if (!bounds.contains(m._latlng)) {
						fg.removeLayer(m);
					}
				}

			});

			this._forceLayout();

			//Update opacities
			this._topClusterLevel._recursivelyBecomeVisible(bounds, newZoomLevel);
			//TODO Maybe? Update markers in _recursivelyBecomeVisible
			fg.eachLayer(function (n) {
				if (!(n instanceof L.MarkerCluster) && n._icon) {
					n.clusterShow();
				}
			});

			//update the positions of the just added clusters/markers
			this._topClusterLevel._recursively(bounds, previousZoomLevel, newZoomLevel, function (c) {
				c._recursivelyRestoreChildPositions(newZoomLevel);
			});

			//Remove the old clusters and close the zoom animation
			this._enqueue(function () {
				//update the positions of the just added clusters/markers
				this._topClusterLevel._recursively(bounds, previousZoomLevel, 0, function (c) {
					fg.removeLayer(c);
					c.clusterShow();
				});

				this._animationEnd();
			});
		},

		_animationZoomOut: function (previousZoomLevel, newZoomLevel) {
			this._animationZoomOutSingle(this._topClusterLevel, previousZoomLevel - 1, newZoomLevel);

			//Need to add markers for those that weren't on the map before but are now
			this._topClusterLevel._recursivelyAddChildrenToMap(null, newZoomLevel, this._getExpandedVisibleBounds());
			//Remove markers that were on the map before but won't be now
			this._topClusterLevel._recursivelyRemoveChildrenFromMap(this._currentShownBounds, previousZoomLevel, this._getExpandedVisibleBounds());
		},
		_animationAddLayer: function (layer, newCluster) {
			var me = this,
			    fg = this._featureGroup;

			fg.addLayer(layer);
			if (newCluster !== layer) {
				if (newCluster._childCount > 2) { //Was already a cluster

					newCluster._updateIcon();
					this._forceLayout();
					this._animationStart();

					layer._setPos(this._map.latLngToLayerPoint(newCluster.getLatLng()));
					layer.clusterHide();

					this._enqueue(function () {
						fg.removeLayer(layer);
						layer.clusterShow();

						me._animationEnd();
					});

				} else { //Just became a cluster
					this._forceLayout();

					me._animationStart();
					me._animationZoomOutSingle(newCluster, this._map.getMaxZoom(), this._map.getZoom());
				}
			}
		}
	},

	// Private methods for animated versions.
	_animationZoomOutSingle: function (cluster, previousZoomLevel, newZoomLevel) {
		var bounds = this._getExpandedVisibleBounds();

		//Animate all of the markers in the clusters to move to their cluster center point
		cluster._recursivelyAnimateChildrenInAndAddSelfToMap(bounds, previousZoomLevel + 1, newZoomLevel);

		var me = this;

		//Update the opacity (If we immediately set it they won't animate)
		this._forceLayout();
		cluster._recursivelyBecomeVisible(bounds, newZoomLevel);

		//TODO: Maybe use the transition timing stuff to make this more reliable
		//When the animations are done, tidy up
		this._enqueue(function () {

			//This cluster stopped being a cluster before the timeout fired
			if (cluster._childCount === 1) {
				var m = cluster._markers[0];
				//If we were in a cluster animation at the time then the opacity and position of our child could be wrong now, so fix it
				m.setLatLng(m.getLatLng());
				if (m.clusterShow) {
					m.clusterShow();
				}
			} else {
				cluster._recursively(bounds, newZoomLevel, 0, function (c) {
					c._recursivelyRemoveChildrenFromMap(bounds, previousZoomLevel + 1);
				});
			}
			me._animationEnd();
		});
	},

	_animationEnd: function () {
		if (this._map) {
			this._map._mapPane.className = this._map._mapPane.className.replace(' leaflet-cluster-anim', '');
		}
		this._inZoomAnimation--;
		this.fire('animationend');
	},

	//Force a browser layout of stuff in the map
	// Should apply the current opacity and location to all elements so we can update them again for an animation
	_forceLayout: function () {
		//In my testing this works, infact offsetWidth of any element seems to work.
		//Could loop all this._layers and do this for each _icon if it stops working

		L.Util.falseFn(document.body.offsetWidth);
	}
});

L.markerClusterGroup = function (options) {
	return new L.MarkerClusterGroup(options);
};


L.MarkerCluster = L.Marker.extend({
	initialize: function (group, zoom, a, b) {

		L.Marker.prototype.initialize.call(this, a ? (a._cLatLng || a.getLatLng()) : new L.LatLng(0, 0), { icon: this });


		this._group = group;
		this._zoom = zoom;

		this._markers = [];
		this._childClusters = [];
		this._childCount = 0;
		this._iconNeedsUpdate = true;
		this._boundsNeedUpdate = true;

		this._bounds = new L.LatLngBounds();

		if (a) {
			this._addChild(a);
		}
		if (b) {
			this._addChild(b);
		}
	},

	//Recursively retrieve all child markers of this cluster
	getAllChildMarkers: function (storageArray) {
		storageArray = storageArray || [];

		for (var i = this._childClusters.length - 1; i >= 0; i--) {
			this._childClusters[i].getAllChildMarkers(storageArray);
		}

		for (var j = this._markers.length - 1; j >= 0; j--) {
			storageArray.push(this._markers[j]);
		}

		return storageArray;
	},

	//Returns the count of how many child markers we have
	getChildCount: function () {
		return this._childCount;
	},

	//Zoom to the minimum of showing all of the child markers, or the extents of this cluster
	zoomToBounds: function () {
		var childClusters = this._childClusters.slice(),
			map = this._group._map,
			boundsZoom = map.getBoundsZoom(this._bounds),
			zoom = this._zoom + 1,
			mapZoom = map.getZoom(),
			i;

		//calculate how far we need to zoom down to see all of the markers
		while (childClusters.length > 0 && boundsZoom > zoom) {
			zoom++;
			var newClusters = [];
			for (i = 0; i < childClusters.length; i++) {
				newClusters = newClusters.concat(childClusters[i]._childClusters);
			}
			childClusters = newClusters;
		}

		if (boundsZoom > zoom) {
			this._group._map.setView(this._latlng, zoom);
		} else if (boundsZoom <= mapZoom) { //If fitBounds wouldn't zoom us down, zoom us down instead
			this._group._map.setView(this._latlng, mapZoom + 1);
		} else {
			this._group._map.fitBounds(this._bounds);
		}
	},

	getBounds: function () {
		var bounds = new L.LatLngBounds();
		bounds.extend(this._bounds);
		return bounds;
	},

	_updateIcon: function () {
		this._iconNeedsUpdate = true;
		if (this._icon) {
			this.setIcon(this);
		}
	},

	//Cludge for Icon, we pretend to be an icon for performance
	createIcon: function () {
		if (this._iconNeedsUpdate) {
			this._iconObj = this._group.options.iconCreateFunction(this);
			this._iconNeedsUpdate = false;
		}
		return this._iconObj.createIcon();
	},
	createShadow: function () {
		return this._iconObj.createShadow();
	},


	_addChild: function (new1, isNotificationFromChild) {

		this._iconNeedsUpdate = true;

		this._boundsNeedUpdate = true;
		this._setClusterCenter(new1);

		if (new1 instanceof L.MarkerCluster) {
			if (!isNotificationFromChild) {
				this._childClusters.push(new1);
				new1.__parent = this;
			}
			this._childCount += new1._childCount;
		} else {
			if (!isNotificationFromChild) {
				this._markers.push(new1);
			}
			this._childCount++;
		}

		if (this.__parent) {
			this.__parent._addChild(new1, true);
		}
	},

	/**
	 * Makes sure the cluster center is set. If not, uses the child center if it is a cluster, or the marker position.
	 * @param child L.MarkerCluster|L.Marker that will be used as cluster center if not defined yet.
	 * @private
	 */
	_setClusterCenter: function (child) {
		if (!this._cLatLng) {
			// when clustering, take position of the first point as the cluster center
			this._cLatLng = child._cLatLng || child._latlng;
		}
	},

	/**
	 * Assigns impossible bounding values so that the next extend entirely determines the new bounds.
	 * This method avoids having to trash the previous L.LatLngBounds object and to create a new one, which is much slower for this class.
	 * As long as the bounds are not extended, most other methods would probably fail, as they would with bounds initialized but not extended.
	 * @private
	 */
	_resetBounds: function () {
		var bounds = this._bounds;

		if (bounds._southWest) {
			bounds._southWest.lat = Infinity;
			bounds._southWest.lng = Infinity;
		}
		if (bounds._northEast) {
			bounds._northEast.lat = -Infinity;
			bounds._northEast.lng = -Infinity;
		}
	},

	_recalculateBounds: function () {
		var markers = this._markers,
		    childClusters = this._childClusters,
		    latSum = 0,
		    lngSum = 0,
		    totalCount = this._childCount,
		    i, child, childLatLng, childCount;

		// Case where all markers are removed from the map and we are left with just an empty _topClusterLevel.
		if (totalCount === 0) {
			return;
		}

		// Reset rather than creating a new object, for performance.
		this._resetBounds();

		// Child markers.
		for (i = 0; i < markers.length; i++) {
			childLatLng = markers[i]._latlng;

			this._bounds.extend(childLatLng);

			latSum += childLatLng.lat;
			lngSum += childLatLng.lng;
		}

		// Child clusters.
		for (i = 0; i < childClusters.length; i++) {
			child = childClusters[i];

			// Re-compute child bounds and weighted position first if necessary.
			if (child._boundsNeedUpdate) {
				child._recalculateBounds();
			}

			this._bounds.extend(child._bounds);

			childLatLng = child._wLatLng;
			childCount = child._childCount;

			latSum += childLatLng.lat * childCount;
			lngSum += childLatLng.lng * childCount;
		}

		this._latlng = this._wLatLng = new L.LatLng(latSum / totalCount, lngSum / totalCount);

		// Reset dirty flag.
		this._boundsNeedUpdate = false;
	},

	//Set our markers position as given and add it to the map
	_addToMap: function (startPos) {
		if (startPos) {
			this._backupLatlng = this._latlng;
			this.setLatLng(startPos);
		}
		this._group._featureGroup.addLayer(this);
	},

	_recursivelyAnimateChildrenIn: function (bounds, center, maxZoom) {
		this._recursively(bounds, 0, maxZoom - 1,
			function (c) {
				var markers = c._markers,
					i, m;
				for (i = markers.length - 1; i >= 0; i--) {
					m = markers[i];

					//Only do it if the icon is still on the map
					if (m._icon) {
						m._setPos(center);
						m.clusterHide();
					}
				}
			},
			function (c) {
				var childClusters = c._childClusters,
					j, cm;
				for (j = childClusters.length - 1; j >= 0; j--) {
					cm = childClusters[j];
					if (cm._icon) {
						cm._setPos(center);
						cm.clusterHide();
					}
				}
			}
		);
	},

	_recursivelyAnimateChildrenInAndAddSelfToMap: function (bounds, previousZoomLevel, newZoomLevel) {
		this._recursively(bounds, newZoomLevel, 0,
			function (c) {
				c._recursivelyAnimateChildrenIn(bounds, c._group._map.latLngToLayerPoint(c.getLatLng()).round(), previousZoomLevel);

				//TODO: depthToAnimateIn affects _isSingleParent, if there is a multizoom we may/may not be.
				//As a hack we only do a animation free zoom on a single level zoom, if someone does multiple levels then we always animate
				if (c._isSingleParent() && previousZoomLevel - 1 === newZoomLevel) {
					c.clusterShow();
					c._recursivelyRemoveChildrenFromMap(bounds, previousZoomLevel); //Immediately remove our children as we are replacing them. TODO previousBounds not bounds
				} else {
					c.clusterHide();
				}

				c._addToMap();
			}
		);
	},

	_recursivelyBecomeVisible: function (bounds, zoomLevel) {
		this._recursively(bounds, 0, zoomLevel, null, function (c) {
			c.clusterShow();
		});
	},

	_recursivelyAddChildrenToMap: function (startPos, zoomLevel, bounds) {
		this._recursively(bounds, -1, zoomLevel,
			function (c) {
				if (zoomLevel === c._zoom) {
					return;
				}

				//Add our child markers at startPos (so they can be animated out)
				for (var i = c._markers.length - 1; i >= 0; i--) {
					var nm = c._markers[i];

					if (!bounds.contains(nm._latlng)) {
						continue;
					}

					if (startPos) {
						nm._backupLatlng = nm.getLatLng();

						nm.setLatLng(startPos);
						if (nm.clusterHide) {
							nm.clusterHide();
						}
					}

					c._group._featureGroup.addLayer(nm);
				}
			},
			function (c) {
				c._addToMap(startPos);
			}
		);
	},

	_recursivelyRestoreChildPositions: function (zoomLevel) {
		//Fix positions of child markers
		for (var i = this._markers.length - 1; i >= 0; i--) {
			var nm = this._markers[i];
			if (nm._backupLatlng) {
				nm.setLatLng(nm._backupLatlng);
				delete nm._backupLatlng;
			}
		}

		if (zoomLevel - 1 === this._zoom) {
			//Reposition child clusters
			for (var j = this._childClusters.length - 1; j >= 0; j--) {
				this._childClusters[j]._restorePosition();
			}
		} else {
			for (var k = this._childClusters.length - 1; k >= 0; k--) {
				this._childClusters[k]._recursivelyRestoreChildPositions(zoomLevel);
			}
		}
	},

	_restorePosition: function () {
		if (this._backupLatlng) {
			this.setLatLng(this._backupLatlng);
			delete this._backupLatlng;
		}
	},

	//exceptBounds: If set, don't remove any markers/clusters in it
	_recursivelyRemoveChildrenFromMap: function (previousBounds, zoomLevel, exceptBounds) {
		var m, i;
		this._recursively(previousBounds, -1, zoomLevel - 1,
			function (c) {
				//Remove markers at every level
				for (i = c._markers.length - 1; i >= 0; i--) {
					m = c._markers[i];
					if (!exceptBounds || !exceptBounds.contains(m._latlng)) {
						c._group._featureGroup.removeLayer(m);
						if (m.clusterShow) {
							m.clusterShow();
						}
					}
				}
			},
			function (c) {
				//Remove child clusters at just the bottom level
				for (i = c._childClusters.length - 1; i >= 0; i--) {
					m = c._childClusters[i];
					if (!exceptBounds || !exceptBounds.contains(m._latlng)) {
						c._group._featureGroup.removeLayer(m);
						if (m.clusterShow) {
							m.clusterShow();
						}
					}
				}
			}
		);
	},

	//Run the given functions recursively to this and child clusters
	// boundsToApplyTo: a L.LatLngBounds representing the bounds of what clusters to recurse in to
	// zoomLevelToStart: zoom level to start running functions (inclusive)
	// zoomLevelToStop: zoom level to stop running functions (inclusive)
	// runAtEveryLevel: function that takes an L.MarkerCluster as an argument that should be applied on every level
	// runAtBottomLevel: function that takes an L.MarkerCluster as an argument that should be applied at only the bottom level
	_recursively: function (boundsToApplyTo, zoomLevelToStart, zoomLevelToStop, runAtEveryLevel, runAtBottomLevel) {
		var childClusters = this._childClusters,
		    zoom = this._zoom,
		    i, c;

		if (zoomLevelToStart > zoom) { //Still going down to required depth, just recurse to child clusters
			for (i = childClusters.length - 1; i >= 0; i--) {
				c = childClusters[i];
				if (boundsToApplyTo.intersects(c._bounds)) {
					c._recursively(boundsToApplyTo, zoomLevelToStart, zoomLevelToStop, runAtEveryLevel, runAtBottomLevel);
				}
			}
		} else { //In required depth

			if (runAtEveryLevel) {
				runAtEveryLevel(this);
			}
			if (runAtBottomLevel && this._zoom === zoomLevelToStop) {
				runAtBottomLevel(this);
			}

			//TODO: This loop is almost the same as above
			if (zoomLevelToStop > zoom) {
				for (i = childClusters.length - 1; i >= 0; i--) {
					c = childClusters[i];
					if (boundsToApplyTo.intersects(c._bounds)) {
						c._recursively(boundsToApplyTo, zoomLevelToStart, zoomLevelToStop, runAtEveryLevel, runAtBottomLevel);
					}
				}
			}
		}
	},

	//Returns true if we are the parent of only one cluster and that cluster is the same as us
	_isSingleParent: function () {
		//Don't need to check this._markers as the rest won't work if there are any
		return this._childClusters.length > 0 && this._childClusters[0]._childCount === this._childCount;
	}
});



/*
* Extends L.Marker to include two extra methods: clusterHide and clusterShow.
* 
* They work as setOpacity(0) and setOpacity(1) respectively, but
* they will remember the marker's opacity when hiding and showing it again.
* 
*/


L.Marker.include({
	
	clusterHide: function () {
		this.options.opacityWhenUnclustered = this.options.opacity || 1;
		return this.setOpacity(0);
	},
	
	clusterShow: function () {
		var ret = this.setOpacity(this.options.opacity || this.options.opacityWhenUnclustered);
		delete this.options.opacityWhenUnclustered;
		return ret;
	}
	
});





L.DistanceGrid = function (cellSize) {
	this._cellSize = cellSize;
	this._sqCellSize = cellSize * cellSize;
	this._grid = {};
	this._objectPoint = { };
};

L.DistanceGrid.prototype = {

	addObject: function (obj, point) {
		var x = this._getCoord(point.x),
		    y = this._getCoord(point.y),
		    grid = this._grid,
		    row = grid[y] = grid[y] || {},
		    cell = row[x] = row[x] || [],
		    stamp = L.Util.stamp(obj);

		this._objectPoint[stamp] = point;

		cell.push(obj);
	},

	updateObject: function (obj, point) {
		this.removeObject(obj);
		this.addObject(obj, point);
	},

	//Returns true if the object was found
	removeObject: function (obj, point) {
		var x = this._getCoord(point.x),
		    y = this._getCoord(point.y),
		    grid = this._grid,
		    row = grid[y] = grid[y] || {},
		    cell = row[x] = row[x] || [],
		    i, len;

		delete this._objectPoint[L.Util.stamp(obj)];

		for (i = 0, len = cell.length; i < len; i++) {
			if (cell[i] === obj) {

				cell.splice(i, 1);

				if (len === 1) {
					delete row[x];
				}

				return true;
			}
		}

	},

	eachObject: function (fn, context) {
		var i, j, k, len, row, cell, removed,
		    grid = this._grid;

		for (i in grid) {
			row = grid[i];

			for (j in row) {
				cell = row[j];

				for (k = 0, len = cell.length; k < len; k++) {
					removed = fn.call(context, cell[k]);
					if (removed) {
						k--;
						len--;
					}
				}
			}
		}
	},

	getNearObject: function (point) {
		var x = this._getCoord(point.x),
		    y = this._getCoord(point.y),
		    i, j, k, row, cell, len, obj, dist,
		    objectPoint = this._objectPoint,
		    closestDistSq = this._sqCellSize,
		    closest = null;

		for (i = y - 1; i <= y + 1; i++) {
			row = this._grid[i];
			if (row) {

				for (j = x - 1; j <= x + 1; j++) {
					cell = row[j];
					if (cell) {

						for (k = 0, len = cell.length; k < len; k++) {
							obj = cell[k];
							dist = this._sqDist(objectPoint[L.Util.stamp(obj)], point);
							if (dist < closestDistSq) {
								closestDistSq = dist;
								closest = obj;
							}
						}
					}
				}
			}
		}
		return closest;
	},

	_getCoord: function (x) {
		return Math.floor(x / this._cellSize);
	},

	_sqDist: function (p, p2) {
		var dx = p2.x - p.x,
		    dy = p2.y - p.y;
		return dx * dx + dy * dy;
	}
};


/* Copyright (c) 2012 the authors listed at the following URL, and/or
the authors of referenced articles or incorporated external code:
http://en.literateprograms.org/Quickhull_(Javascript)?action=history&offset=20120410175256

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Retrieved from: http://en.literateprograms.org/Quickhull_(Javascript)?oldid=18434
*/

(function () {
	L.QuickHull = {

		/*
		 * @param {Object} cpt a point to be measured from the baseline
		 * @param {Array} bl the baseline, as represented by a two-element
		 *   array of latlng objects.
		 * @returns {Number} an approximate distance measure
		 */
		getDistant: function (cpt, bl) {
			var vY = bl[1].lat - bl[0].lat,
				vX = bl[0].lng - bl[1].lng;
			return (vX * (cpt.lat - bl[0].lat) + vY * (cpt.lng - bl[0].lng));
		},

		/*
		 * @param {Array} baseLine a two-element array of latlng objects
		 *   representing the baseline to project from
		 * @param {Array} latLngs an array of latlng objects
		 * @returns {Object} the maximum point and all new points to stay
		 *   in consideration for the hull.
		 */
		findMostDistantPointFromBaseLine: function (baseLine, latLngs) {
			var maxD = 0,
				maxPt = null,
				newPoints = [],
				i, pt, d;

			for (i = latLngs.length - 1; i >= 0; i--) {
				pt = latLngs[i];
				d = this.getDistant(pt, baseLine);

				if (d > 0) {
					newPoints.push(pt);
				} else {
					continue;
				}

				if (d > maxD) {
					maxD = d;
					maxPt = pt;
				}
			}

			return { maxPoint: maxPt, newPoints: newPoints };
		},


		/*
		 * Given a baseline, compute the convex hull of latLngs as an array
		 * of latLngs.
		 *
		 * @param {Array} latLngs
		 * @returns {Array}
		 */
		buildConvexHull: function (baseLine, latLngs) {
			var convexHullBaseLines = [],
				t = this.findMostDistantPointFromBaseLine(baseLine, latLngs);

			if (t.maxPoint) { // if there is still a point "outside" the base line
				convexHullBaseLines =
					convexHullBaseLines.concat(
						this.buildConvexHull([baseLine[0], t.maxPoint], t.newPoints)
					);
				convexHullBaseLines =
					convexHullBaseLines.concat(
						this.buildConvexHull([t.maxPoint, baseLine[1]], t.newPoints)
					);
				return convexHullBaseLines;
			} else {  // if there is no more point "outside" the base line, the current base line is part of the convex hull
				return [baseLine[0]];
			}
		},

		/*
		 * Given an array of latlngs, compute a convex hull as an array
		 * of latlngs
		 *
		 * @param {Array} latLngs
		 * @returns {Array}
		 */
		getConvexHull: function (latLngs) {
			// find first baseline
			var maxLat = false, minLat = false,
				maxLng = false, minLng = false,
				maxLatPt = null, minLatPt = null,
				maxLngPt = null, minLngPt = null,
				maxPt = null, minPt = null,
				i;

			for (i = latLngs.length - 1; i >= 0; i--) {
				var pt = latLngs[i];
				if (maxLat === false || pt.lat > maxLat) {
					maxLatPt = pt;
					maxLat = pt.lat;
				}
				if (minLat === false || pt.lat < minLat) {
					minLatPt = pt;
					minLat = pt.lat;
				}
				if (maxLng === false || pt.lng > maxLng) {
					maxLngPt = pt;
					maxLng = pt.lng;
				}
				if (minLng === false || pt.lng < minLng) {
					minLngPt = pt;
					minLng = pt.lng;
				}
			}
			
			if (minLat !== maxLat) {
				minPt = minLatPt;
				maxPt = maxLatPt;
			} else {
				minPt = minLngPt;
				maxPt = maxLngPt;
			}

			var ch = [].concat(this.buildConvexHull([minPt, maxPt], latLngs),
								this.buildConvexHull([maxPt, minPt], latLngs));
			return ch;
		}
	};
}());

L.MarkerCluster.include({
	getConvexHull: function () {
		var childMarkers = this.getAllChildMarkers(),
			points = [],
			p, i;

		for (i = childMarkers.length - 1; i >= 0; i--) {
			p = childMarkers[i].getLatLng();
			points.push(p);
		}

		return L.QuickHull.getConvexHull(points);
	}
});


//This code is 100% based on https://github.com/jawj/OverlappingMarkerSpiderfier-Leaflet
//Huge thanks to jawj for implementing it first to make my job easy :-)

L.MarkerCluster.include({

	_2PI: Math.PI * 2,
	_circleFootSeparation: 25, //related to circumference of circle
	_circleStartAngle: Math.PI / 6,

	_spiralFootSeparation:  28, //related to size of spiral (experiment!)
	_spiralLengthStart: 11,
	_spiralLengthFactor: 5,

	_circleSpiralSwitchover: 9, //show spiral instead of circle from this marker count upwards.
								// 0 -> always spiral; Infinity -> always circle

	spiderfy: function () {
		if (this._group._spiderfied === this || this._group._inZoomAnimation) {
			return;
		}

		var childMarkers = this.getAllChildMarkers(),
			group = this._group,
			map = group._map,
			center = map.latLngToLayerPoint(this._latlng),
			positions;

		this._group._unspiderfy();
		this._group._spiderfied = this;

		//TODO Maybe: childMarkers order by distance to center

		if (childMarkers.length >= this._circleSpiralSwitchover) {
			positions = this._generatePointsSpiral(childMarkers.length, center);
		} else {
			center.y += 10; // Otherwise circles look wrong => hack for standard blue icon, renders differently for other icons.
			positions = this._generatePointsCircle(childMarkers.length, center);
		}

		this._animationSpiderfy(childMarkers, positions);
	},

	unspiderfy: function (zoomDetails) {
		/// <param Name="zoomDetails">Argument from zoomanim if being called in a zoom animation or null otherwise</param>
		if (this._group._inZoomAnimation) {
			return;
		}
		this._animationUnspiderfy(zoomDetails);

		this._group._spiderfied = null;
	},

	_generatePointsCircle: function (count, centerPt) {
		var circumference = this._group.options.spiderfyDistanceMultiplier * this._circleFootSeparation * (2 + count),
			legLength = circumference / this._2PI,  //radius from circumference
			angleStep = this._2PI / count,
			res = [],
			i, angle;

		res.length = count;

		for (i = count - 1; i >= 0; i--) {
			angle = this._circleStartAngle + i * angleStep;
			res[i] = new L.Point(centerPt.x + legLength * Math.cos(angle), centerPt.y + legLength * Math.sin(angle))._round();
		}

		return res;
	},

	_generatePointsSpiral: function (count, centerPt) {
		var spiderfyDistanceMultiplier = this._group.options.spiderfyDistanceMultiplier,
			legLength = spiderfyDistanceMultiplier * this._spiralLengthStart,
			separation = spiderfyDistanceMultiplier * this._spiralFootSeparation,
			lengthFactor = spiderfyDistanceMultiplier * this._spiralLengthFactor * this._2PI,
			angle = 0,
			res = [],
			i;

		res.length = count;

		// Higher index, closer position to cluster center.
		for (i = count - 1; i >= 0; i--) {
			angle += separation / legLength + i * 0.0005;
			res[i] = new L.Point(centerPt.x + legLength * Math.cos(angle), centerPt.y + legLength * Math.sin(angle))._round();
			legLength += lengthFactor / angle;
		}
		return res;
	},

	_noanimationUnspiderfy: function () {
		var group = this._group,
			map = group._map,
			fg = group._featureGroup,
			childMarkers = this.getAllChildMarkers(),
			m, i;

		this.setOpacity(1);
		for (i = childMarkers.length - 1; i >= 0; i--) {
			m = childMarkers[i];

			fg.removeLayer(m);

			if (m._preSpiderfyLatlng) {
				m.setLatLng(m._preSpiderfyLatlng);
				delete m._preSpiderfyLatlng;
			}
			if (m.setZIndexOffset) {
				m.setZIndexOffset(0);
			}

			if (m._spiderLeg) {
				map.removeLayer(m._spiderLeg);
				delete m._spiderLeg;
			}
		}
		
		group.fire('unspiderfied', {
			cluster: this,
			markers: childMarkers
		});
		group._spiderfied = null;
	}
});

//Non Animated versions of everything
L.MarkerClusterNonAnimated = L.MarkerCluster.extend({
	_animationSpiderfy: function (childMarkers, positions) {
		var group = this._group,
			map = group._map,
			fg = group._featureGroup,
			legOptions = this._group.options.spiderLegPolylineOptions,
			i, m, leg, newPos;

		// Traverse in ascending order to make sure that inner circleMarkers are on top of further legs. Normal markers are re-ordered by newPosition.
		// The reverse order trick no longer improves performance on modern browsers.
		for (i = 0; i < childMarkers.length; i++) {
			newPos = map.layerPointToLatLng(positions[i]);
			m = childMarkers[i];

			// Add the leg before the marker, so that in case the latter is a circleMarker, the leg is behind it.
			leg = new L.Polyline([this._latlng, newPos], legOptions);
			map.addLayer(leg);
			m._spiderLeg = leg;

			// Now add the marker.
			m._preSpiderfyLatlng = m._latlng;
			m.setLatLng(newPos);
			if (m.setZIndexOffset) {
				m.setZIndexOffset(1000000); //Make these appear on top of EVERYTHING
			}

			fg.addLayer(m);
		}
		this.setOpacity(0.3);
		group.fire('spiderfied', {
			cluster: this,
			markers: childMarkers
		});
	},

	_animationUnspiderfy: function () {
		this._noanimationUnspiderfy();
	}
});

//Animated versions here
L.MarkerCluster.include({

	_animationSpiderfy: function (childMarkers, positions) {
		var me = this,
			group = this._group,
			map = group._map,
			fg = group._featureGroup,
			thisLayerLatLng = this._latlng,
			thisLayerPos = map.latLngToLayerPoint(thisLayerLatLng),
			svg = L.Path.SVG,
			legOptions = L.extend({}, this._group.options.spiderLegPolylineOptions), // Copy the options so that we can modify them for animation.
			finalLegOpacity = legOptions.opacity,
			i, m, leg, legPath, legLength, newPos;

		if (finalLegOpacity === undefined) {
			finalLegOpacity = L.MarkerClusterGroup.prototype.options.spiderLegPolylineOptions.opacity;
		}

		if (svg) {
			// If the initial opacity of the spider leg is not 0 then it appears before the animation starts.
			legOptions.opacity = 0;

			// Add the class for CSS transitions.
			legOptions.className = (legOptions.className || '') + ' leaflet-cluster-spider-leg';
		} else {
			// Make sure we have a defined opacity.
			legOptions.opacity = finalLegOpacity;
		}

		// Add markers and spider legs to map, hidden at our center point.
		// Traverse in ascending order to make sure that inner circleMarkers are on top of further legs. Normal markers are re-ordered by newPosition.
		// The reverse order trick no longer improves performance on modern browsers.
		for (i = 0; i < childMarkers.length; i++) {
			m = childMarkers[i];

			newPos = map.layerPointToLatLng(positions[i]);

			// Add the leg before the marker, so that in case the latter is a circleMarker, the leg is behind it.
			leg = new L.Polyline([thisLayerLatLng, newPos], legOptions);
			map.addLayer(leg);
			m._spiderLeg = leg;

			// Explanations: https://jakearchibald.com/2013/animated-line-drawing-svg/
			// In our case the transition property is declared in the CSS file.
			if (svg) {
				legPath = leg._path;
				legLength = legPath.getTotalLength() + 0.1; // Need a small extra length to avoid remaining dot in Firefox.
				legPath.style.strokeDasharray = legLength; // Just 1 length is enough, it will be duplicated.
				legPath.style.strokeDashoffset = legLength;
			}

			// If it is a marker, add it now and we'll animate it out
			if (m.setZIndexOffset) {
				m.setZIndexOffset(1000000); // Make normal markers appear on top of EVERYTHING
			}
			if (m.clusterHide) {
				m.clusterHide();
			}

			// Vectors just get immediately added
			fg.addLayer(m);

			if (m._setPos) {
				m._setPos(thisLayerPos);
			}
		}

		group._forceLayout();
		group._animationStart();

		// Reveal markers and spider legs.
		for (i = childMarkers.length - 1; i >= 0; i--) {
			newPos = map.layerPointToLatLng(positions[i]);
			m = childMarkers[i];

			//Move marker to new position
			m._preSpiderfyLatlng = m._latlng;
			m.setLatLng(newPos);
			
			if (m.clusterShow) {
				m.clusterShow();
			}

			// Animate leg (animation is actually delegated to CSS transition).
			if (svg) {
				leg = m._spiderLeg;
				legPath = leg._path;
				legPath.style.strokeDashoffset = 0;
				//legPath.style.strokeOpacity = finalLegOpacity;
				leg.setStyle({opacity: finalLegOpacity});
			}
		}
		this.setOpacity(0.3);

		setTimeout(function () {
			group._animationEnd();
			group.fire('spiderfied', {
				cluster: me,
				markers: childMarkers
			});
		}, 200);
	},

	_animationUnspiderfy: function (zoomDetails) {
		var me = this,
			group = this._group,
			map = group._map,
			fg = group._featureGroup,
			thisLayerPos = zoomDetails ? map._latLngToNewLayerPoint(this._latlng, zoomDetails.zoom, zoomDetails.center) : map.latLngToLayerPoint(this._latlng),
			childMarkers = this.getAllChildMarkers(),
			svg = L.Path.SVG,
			m, i, leg, legPath, legLength, nonAnimatable;

		group._animationStart();

		//Make us visible and bring the child markers back in
		this.setOpacity(1);
		for (i = childMarkers.length - 1; i >= 0; i--) {
			m = childMarkers[i];

			//Marker was added to us after we were spiderfied
			if (!m._preSpiderfyLatlng) {
				continue;
			}

			//Fix up the location to the real one
			m.setLatLng(m._preSpiderfyLatlng);
			delete m._preSpiderfyLatlng;

			//Hack override the location to be our center
			nonAnimatable = true;
			if (m._setPos) {
				m._setPos(thisLayerPos);
				nonAnimatable = false;
			}
			if (m.clusterHide) {
				m.clusterHide();
				nonAnimatable = false;
			}
			if (nonAnimatable) {
				fg.removeLayer(m);
			}

			// Animate the spider leg back in (animation is actually delegated to CSS transition).
			if (svg) {
				leg = m._spiderLeg;
				legPath = leg._path;
				legLength = legPath.getTotalLength() + 0.1;
				legPath.style.strokeDashoffset = legLength;
				leg.setStyle({opacity: 0});
			}
		}

		setTimeout(function () {
			//If we have only <= one child left then that marker will be shown on the map so don't remove it!
			var stillThereChildCount = 0;
			for (i = childMarkers.length - 1; i >= 0; i--) {
				m = childMarkers[i];
				if (m._spiderLeg) {
					stillThereChildCount++;
				}
			}


			for (i = childMarkers.length - 1; i >= 0; i--) {
				m = childMarkers[i];

				if (!m._spiderLeg) { //Has already been unspiderfied
					continue;
				}

				if (m.clusterShow) {
					m.clusterShow();
				}
				if (m.setZIndexOffset) {
					m.setZIndexOffset(0);
				}

				if (stillThereChildCount > 1) {
					fg.removeLayer(m);
				}

				map.removeLayer(m._spiderLeg);
				delete m._spiderLeg;
			}
			group._animationEnd();
			group.fire('unspiderfied', {
				cluster: me,
				markers: childMarkers
			});
		}, 200);
	}
});


L.MarkerClusterGroup.include({
	//The MarkerCluster currently spiderfied (if any)
	_spiderfied: null,

	_spiderfierOnAdd: function () {
		this._map.on('click', this._unspiderfyWrapper, this);

		if (this._map.options.zoomAnimation) {
			this._map.on('zoomstart', this._unspiderfyZoomStart, this);
		}
		//Browsers without zoomAnimation or a big zoom don't fire zoomstart
		this._map.on('zoomend', this._noanimationUnspiderfy, this);
	},

	_spiderfierOnRemove: function () {
		this._map.off('click', this._unspiderfyWrapper, this);
		this._map.off('zoomstart', this._unspiderfyZoomStart, this);
		this._map.off('zoomanim', this._unspiderfyZoomAnim, this);
		this._map.off('zoomend', this._noanimationUnspiderfy, this);

		//Ensure that markers are back where they should be
		// Use no animation to avoid a sticky leaflet-cluster-anim class on mapPane
		this._noanimationUnspiderfy();
	},

	//On zoom start we add a zoomanim handler so that we are guaranteed to be last (after markers are animated)
	//This means we can define the animation they do rather than Markers doing an animation to their actual location
	_unspiderfyZoomStart: function () {
		if (!this._map) { //May have been removed from the map by a zoomEnd handler
			return;
		}

		this._map.on('zoomanim', this._unspiderfyZoomAnim, this);
	},

	_unspiderfyZoomAnim: function (zoomDetails) {
		//Wait until the first zoomanim after the user has finished touch-zooming before running the animation
		if (L.DomUtil.hasClass(this._map._mapPane, 'leaflet-touching')) {
			return;
		}

		this._map.off('zoomanim', this._unspiderfyZoomAnim, this);
		this._unspiderfy(zoomDetails);
	},

	_unspiderfyWrapper: function () {
		/// <summary>_unspiderfy but passes no arguments</summary>
		this._unspiderfy();
	},

	_unspiderfy: function (zoomDetails) {
		if (this._spiderfied) {
			this._spiderfied.unspiderfy(zoomDetails);
		}
	},

	_noanimationUnspiderfy: function () {
		if (this._spiderfied) {
			this._spiderfied._noanimationUnspiderfy();
		}
	},

	//If the given layer is currently being spiderfied then we unspiderfy it so it isn't on the map anymore etc
	_unspiderfyLayer: function (layer) {
		if (layer._spiderLeg) {
			this._featureGroup.removeLayer(layer);

			if (layer.clusterShow) {
				layer.clusterShow();
			}
			//Position will be fixed up immediately in _animationUnspiderfy
			if (layer.setZIndexOffset) {
				layer.setZIndexOffset(0);
			}

			this._map.removeLayer(layer._spiderLeg);
			delete layer._spiderLeg;
		}
	}
});


/**
 * Adds 1 public method to MCG and 1 to L.Marker to facilitate changing
 * markers' icon options and refreshing their icon and their parent clusters
 * accordingly (case where their iconCreateFunction uses data of childMarkers
 * to make up the cluster icon).
 */


L.MarkerClusterGroup.include({
	/**
	 * Updates the icon of all clusters which are parents of the given marker(s).
	 * In singleMarkerMode, also updates the given marker(s) icon.
	 * @param layers L.MarkerClusterGroup|L.LayerGroup|Array(L.Marker)|Map(L.Marker)|
	 * L.MarkerCluster|L.Marker (optional) list of markers (or single marker) whose parent
	 * clusters need to be updated. If not provided, retrieves all child markers of this.
	 * @returns {L.MarkerClusterGroup}
	 */
	refreshClusters: function (layers) {
		if (!layers) {
			layers = this._topClusterLevel.getAllChildMarkers();
		} else if (layers instanceof L.MarkerClusterGroup) {
			layers = layers._topClusterLevel.getAllChildMarkers();
		} else if (layers instanceof L.LayerGroup) {
			layers = layers._layers;
		} else if (layers instanceof L.MarkerCluster) {
			layers = layers.getAllChildMarkers();
		} else if (layers instanceof L.Marker) {
			layers = [layers];
		} // else: must be an Array(L.Marker)|Map(L.Marker)
		this._flagParentsIconsNeedUpdate(layers);
		this._refreshClustersIcons();

		// In case of singleMarkerMode, also re-draw the markers.
		if (this.options.singleMarkerMode) {
			this._refreshSingleMarkerModeMarkers(layers);
		}

		return this;
	},

	/**
	 * Simply flags all parent clusters of the given markers as having a "dirty" icon.
	 * @param layers Array(L.Marker)|Map(L.Marker) list of markers.
	 * @private
	 */
	_flagParentsIconsNeedUpdate: function (layers) {
		var id, parent;

		// Assumes layers is an Array or an Object whose prototype is non-enumerable.
		for (id in layers) {
			// Flag parent clusters' icon as "dirty", all the way up.
			// Dumb process that flags multiple times upper parents, but still
			// much more efficient than trying to be smart and make short lists,
			// at least in the case of a hierarchy following a power law:
			// http://jsperf.com/flag-nodes-in-power-hierarchy/2
			parent = layers[id].__parent;
			while (parent) {
				parent._iconNeedsUpdate = true;
				parent = parent.__parent;
			}
		}
	},

	/**
	 * Refreshes the icon of all "dirty" visible clusters.
	 * Non-visible "dirty" clusters will be updated when they are added to the map.
	 * @private
	 */
	_refreshClustersIcons: function () {
		this._featureGroup.eachLayer(function (c) {
			if (c instanceof L.MarkerCluster && c._iconNeedsUpdate) {
				c._updateIcon();
			}
		});
	},

	/**
	 * Re-draws the icon of the supplied markers.
	 * To be used in singleMarkerMode only.
	 * @param layers Array(L.Marker)|Map(L.Marker) list of markers.
	 * @private
	 */
	_refreshSingleMarkerModeMarkers: function (layers) {
		var id, layer;

		for (id in layers) {
			layer = layers[id];

			// Make sure we do not override markers that do not belong to THIS group.
			if (this.hasLayer(layer)) {
				// Need to re-create the icon first, then re-draw the marker.
				layer.setIcon(this._overrideMarkerIcon(layer));
			}
		}
	}
});

L.Marker.include({
	/**
	 * Updates the given options in the marker's icon and refreshes the marker.
	 * @param options map object of icon options.
	 * @param directlyRefreshClusters boolean (optional) true to trigger
	 * MCG.refreshClustersOf() right away with this single marker.
	 * @returns {L.Marker}
	 */
	refreshIconOptions: function (options, directlyRefreshClusters) {
		var icon = this.options.icon;

		L.setOptions(icon, options);

		this.setIcon(icon);

		// Shortcut to refresh the associated MCG clusters right away.
		// To be used when refreshing a single marker.
		// Otherwise, better use MCG.refreshClusters() once at the end with
		// the list of modified markers.
		if (directlyRefreshClusters && this.__parent) {
			this.__parent._group.refreshClusters(this);
		}

		return this;
	}
});


}(window, document));

  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-awesomemarkers", ["leaflet"], function() {
  return (function() {
/*
  Leaflet.AwesomeMarkers, a plugin that adds colorful iconic markers for Leaflet, based on the Font Awesome icons
  (c) 2012-2013, Lennard Voogdt

  http://leafletjs.com
  https://github.com/lvoogdt
*/

/*global L*/

(function (window, document, undefined) {
    "use strict";
    /*
     * Leaflet.AwesomeMarkers assumes that you have already included the Leaflet library.
     */

    L.AwesomeMarkers = {};

    L.AwesomeMarkers.version = '2.0.1';

    L.AwesomeMarkers.Icon = L.Icon.extend({
        options: {
            iconSize: [35, 45],
            iconAnchor:   [17, 42],
            popupAnchor: [1, -32],
            shadowAnchor: [10, 12],
            shadowSize: [36, 16],
            className: 'awesome-marker',
            prefix: 'glyphicon',
            spinClass: 'fa-spin',
            extraClasses: '',
            icon: 'home',
            markerColor: 'blue',
            iconColor: 'white'
        },

        initialize: function (options) {
            options = L.Util.setOptions(this, options);
        },

        createIcon: function () {
            var div = document.createElement('div'),
                options = this.options;

            if (options.icon) {
                div.innerHTML = this._createInner();
            }

            if (options.bgPos) {
                div.style.backgroundPosition =
                    (-options.bgPos.x) + 'px ' + (-options.bgPos.y) + 'px';
            }

            this._setIconStyles(div, 'icon-' + options.markerColor);
            return div;
        },

        _createInner: function() {
            var iconClass, iconSpinClass = "", iconColorClass = "", iconColorStyle = "", options = this.options;

            if(options.icon.slice(0,options.prefix.length+1) === options.prefix + "-") {
                iconClass = options.icon;
            } else {
                iconClass = options.prefix + "-" + options.icon;
            }

            if(options.spin && typeof options.spinClass === "string") {
                iconSpinClass = options.spinClass;
            }

            if(options.iconColor) {
                if(options.iconColor === 'white' || options.iconColor === 'black') {
                    iconColorClass = "icon-" + options.iconColor;
                } else {
                    iconColorStyle = "style='color: " + options.iconColor + "' ";
                }
            }

            return "<i " + iconColorStyle + "class='" + options.extraClasses + " " + options.prefix + " " + iconClass + " " + iconSpinClass + " " + iconColorClass + "'></i>";
        },

        _setIconStyles: function (img, name) {
            var options = this.options,
                size = L.point(options[name === 'shadow' ? 'shadowSize' : 'iconSize']),
                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 = 'awesome-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';
            }
        },

        createShadow: function () {
            var div = document.createElement('div');

            this._setIconStyles(div, 'shadow');
            return div;
      }
    });
        
    L.AwesomeMarkers.icon = function (options) {
        return new L.AwesomeMarkers.Icon(options);
    };

}(this, document));





  }).apply(root, arguments);
});
}(this));

/*!
Copyright (c) 2016 Dominik Moritz

This file is part of the leaflet locate control. It is licensed under the MIT license.
You can find the project at: https://github.com/domoritz/leaflet-locatecontrol
*/
(function (factory, window) {
     // see https://github.com/Leaflet/Leaflet/blob/master/PLUGIN-GUIDE.md#module-loaders
     // for details on how to structure a leaflet plugin.

    // define an AMD module that relies on 'leaflet'
    if (typeof define === 'function' && define.amd) {
        define('leaflet-locatecontrol',['leaflet'], factory);

    // define a Common JS module that relies on 'leaflet'
    } else if (typeof exports === 'object') {
        if (typeof window !== 'undefined' && window.L) {
            module.exports = factory(L);
        } else {
            module.exports = factory(require('leaflet'));
        }
    }

    // attach your plugin to the global 'L' variable
    if (typeof window !== 'undefined' && window.L){
        window.L.Control.Locate = factory(L);
    }
} (function (L) {
    var LDomUtilApplyClassesMethod = function(method, element, classNames) {
        classNames = classNames.split(' ');
        classNames.forEach(function(className) {
            L.DomUtil[method].call(this, element, className);
        });
    };

    var addClasses = function(el, names) { LDomUtilApplyClassesMethod('addClass', el, names); };
    var removeClasses = function(el, names) { LDomUtilApplyClassesMethod('removeClass', el, names); };

    /**
     * Compatible with L.Circle but a true marker instead of a path
     */
    var LocationMarker = L.Marker.extend({
        initialize: function (latlng, options) {
            L.Util.setOptions(this, options);
            this._latlng = latlng;
            this.createIcon();
        },

        /**
         * Create a styled circle location marker
         */
        createIcon: function() {
            var opt = this.options;

            var style = '';

            if (opt.color !== undefined) {
                style += 'stroke:'+opt.color+';';
            }
            if (opt.weight !== undefined) {
                style += 'stroke-width:'+opt.weight+';';
            }
            if (opt.fillColor !== undefined) {
                style += 'fill:'+opt.fillColor+';';
            }
            if (opt.fillOpacity !== undefined) {
                style += 'fill-opacity:'+opt.fillOpacity+';';
            }
            if (opt.opacity !== undefined) {
                style += 'opacity:'+opt.opacity+';';
            }

            var icon = this._getIconSVG(opt, style);

            this._locationIcon = L.divIcon({
                className: icon.className,
                html: icon.svg,
                iconSize: [icon.w,icon.h],
            });

            this.setIcon(this._locationIcon);
        },

        /**
         * Return the raw svg for the shape
         *
         * Split so can be easily overridden
         */
        _getIconSVG: function(options, style) {
            var r = options.radius;
            var w = options.weight;
            var s = r + w;
            var s2 = s * 2;
            var svg = '<svg xmlns="http://www.w3.org/2000/svg" width="'+s2+'" height="'+s2+'" version="1.1" viewBox="-'+s+' -'+s+' '+s2+' '+s2+'">' +
            '<circle r="'+r+'" style="'+style+'" />' +
            '</svg>';
            return {
                className: 'leaflet-control-locate-location',
                svg: svg,
                w: s2,
                h: s2
            };
        },

        setStyle: function(style) {
            L.Util.setOptions(this, style);
            this.createIcon();
        }
    });

    var CompassMarker = LocationMarker.extend({
        initialize: function (latlng, heading, options) {
            L.Util.setOptions(this, options);
            this._latlng = latlng;
            this._heading = heading;
            this.createIcon();
        },

        setHeading: function(heading) {
            this._heading = heading;
        },

        /**
         * Create a styled arrow compass marker
         */
        _getIconSVG: function(options, style) {
            var r = options.radius;
            var w = (options.width + options.weight);
            var h = (r+options.depth + options.weight)*2;
            var path = 'M0,0 l'+(options.width/2)+','+options.depth+' l-'+(w)+',0 z';
            var svgstyle = 'transform: rotate('+this._heading+'deg)';
            var svg = '<svg xmlns="http://www.w3.org/2000/svg" width="'+(w)+'" height="'+h+'" version="1.1" viewBox="-'+(w/2)+' 0 '+w+' '+h+'" style="'+svgstyle+'">'+
            '<path d="'+path+'" style="'+style+'" />'+
            '</svg>';
            return {
                className: 'leafet-control-locate-heading',
                svg: svg,
                w: w,
                h: h
            };
        },
    });


    var LocateControl = L.Control.extend({
        options: {
            /** Position of the control */
            position: 'topleft',
            /** The layer that the user's location should be drawn on. By default creates a new layer. */
            layer: undefined,
            /**
             * Automatically sets the map view (zoom and pan) to the user's location as it updates.
             * While the map is following the user's location, the control is in the `following` state,
             * which changes the style of the control and the circle marker.
             *
             * Possible values:
             *  - false: never updates the map view when location changes.
             *  - 'once': set the view when the location is first determined
             *  - 'always': always updates the map view when location changes.
             *              The map view follows the user's location.
             *  - 'untilPan': like 'always', except stops updating the
             *                view if the user has manually panned the map.
             *                The map view follows the user's location until she pans.
             *  - 'untilPanOrZoom': (default) like 'always', except stops updating the
             *                view if the user has manually panned the map.
             *                The map view follows the user's location until she pans.
             */
            setView: 'untilPanOrZoom',
            /** Keep the current map zoom level when setting the view and only pan. */
            keepCurrentZoomLevel: false,
            /**
             * This callback can be used to override the viewport tracking
             * This function should return a LatLngBounds object.
             *
             * For example to extend the viewport to ensure that a particular LatLng is visible:
             *
             * getLocationBounds: function(locationEvent) {
             *    return locationEvent.bounds.extend([-33.873085, 151.219273]);
             * },
             */
            getLocationBounds: function (locationEvent) {
                return locationEvent.bounds;
            },
            /** Smooth pan and zoom to the location of the marker. Only works in Leaflet 1.0+. */
            flyTo: false,
            /**
             * The user location can be inside and outside the current view when the user clicks on the
             * control that is already active. Both cases can be configures separately.
             * Possible values are:
             *  - 'setView': zoom and pan to the current location
             *  - 'stop': stop locating and remove the location marker
             */
            clickBehavior: {
                /** What should happen if the user clicks on the control while the location is within the current view. */
                inView: 'stop',
                /** What should happen if the user clicks on the control while the location is outside the current view. */
                outOfView: 'setView',
                /**
                 * What should happen if the user clicks on the control while the location is within the current view
                 * and we could be following but are not. Defaults to a special value which inherits from 'inView';
                 */
                inViewNotFollowing: 'inView',
            },
            /**
             * If set, save the map bounds just before centering to the user's
             * location. When control is disabled, set the view back to the
             * bounds that were saved.
             */
            returnToPrevBounds: false,
            /**
             * Keep a cache of the location after the user deactivates the control. If set to false, the user has to wait
             * until the locate API returns a new location before they see where they are again.
             */
            cacheLocation: true,
            /** If set, a circle that shows the location accuracy is drawn. */
            drawCircle: true,
            /** If set, the marker at the users' location is drawn. */
            drawMarker: true,
            /** If set and supported then show the compass heading */
            showCompass: true,
            /** The class to be used to create the marker. For example L.CircleMarker or L.Marker */
            markerClass: LocationMarker,
            /** The class us be used to create the compass bearing arrow */
            compassClass: CompassMarker,
            /** Accuracy circle style properties. NOTE these styles should match the css animations styles */
            circleStyle: {
                className:   'leaflet-control-locate-circle',
                color:       '#136AEC',
                fillColor:   '#136AEC',
                fillOpacity: 0.15,
                weight:      0
            },
            /** Inner marker style properties. Only works if your marker class supports `setStyle`. */
            markerStyle: {
                className:   'leaflet-control-locate-marker',
                color:       '#fff',
                fillColor:   '#2A93EE',
                fillOpacity: 1,
                weight:      3,
                opacity:     1,
                radius:      9
            },
            /** Compass */
            compassStyle: {
                fillColor:   '#2A93EE',
                fillOpacity: 1,
                weight:      0,
                color:       '#fff',
                opacity:     1,
                radius:      9, // How far is the arrow is from the center of of the marker
                width:       9, // Width of the arrow
                depth:       6  // Length of the arrow
            },
            /**
             * Changes to accuracy circle and inner marker while following.
             * It is only necessary to provide the properties that should change.
             */
            followCircleStyle: {},
            followMarkerStyle: {
                // color: '#FFA500',
                // fillColor: '#FFB000'
            },
            followCompassStyle: {},
            /** The CSS class for the icon. For example fa-location-arrow or fa-map-marker */
            icon: 'fa fa-map-marker',
            iconLoading: 'fa fa-spinner fa-spin',
            /** The element to be created for icons. For example span or i */
            iconElementTag: 'span',
            /** Padding around the accuracy circle. */
            circlePadding: [0, 0],
            /** Use metric units. */
            metric: true,
            /**
             * This callback can be used in case you would like to override button creation behavior.
             * This is useful for DOM manipulation frameworks such as angular etc.
             * This function should return an object with HtmlElement for the button (link property) and the icon (icon property).
             */
            createButtonCallback: function (container, options) {
                var link = L.DomUtil.create('a', 'leaflet-bar-part leaflet-bar-part-single', container);
                link.title = options.strings.title;
                var icon = L.DomUtil.create(options.iconElementTag, options.icon, link);
                return { link: link, icon: icon };
            },
            /** This event is called in case of any location error that is not a time out error. */
            onLocationError: function(err, control) {
                alert(err.message);
            },
            /**
             * This event is called when the user's location is outside the bounds set on the map.
             * The event is called repeatedly when the location changes.
             */
            onLocationOutsideMapBounds: function(control) {
                control.stop();
                alert(control.options.strings.outsideMapBoundsMsg);
            },
            /** Display a pop-up when the user click on the inner marker. */
            showPopup: true,
            strings: {
                title: "Show me where I am",
                metersUnit: "meters",
                feetUnit: "feet",
                popup: "You are within {distance} {unit} from this point",
                outsideMapBoundsMsg: "You seem located outside the boundaries of the map"
            },
            /** The default options passed to leaflets locate method. */
            locateOptions: {
                maxZoom: Infinity,
                watch: true,  // if you overwrite this, visualization cannot be updated
                setView: false // have to set this to false because we have to
                               // do setView manually
            }
        },

        initialize: function (options) {
            // set default options if nothing is set (merge one step deep)
            for (var i in options) {
                if (typeof this.options[i] === 'object') {
                    L.extend(this.options[i], options[i]);
                } else {
                    this.options[i] = options[i];
                }
            }

            // extend the follow marker style and circle from the normal style
            this.options.followMarkerStyle = L.extend({}, this.options.markerStyle, this.options.followMarkerStyle);
            this.options.followCircleStyle = L.extend({}, this.options.circleStyle, this.options.followCircleStyle);
            this.options.followCompassStyle = L.extend({}, this.options.compassStyle, this.options.followCompassStyle);
        },

        /**
         * Add control to map. Returns the container for the control.
         */
        onAdd: function (map) {
            var container = L.DomUtil.create('div',
                'leaflet-control-locate leaflet-bar leaflet-control');

            this._layer = this.options.layer || new L.LayerGroup();
            this._layer.addTo(map);
            this._event = undefined;
            this._compassHeading = null;
            this._prevBounds = null;

            var linkAndIcon = this.options.createButtonCallback(container, this.options);
            this._link = linkAndIcon.link;
            this._icon = linkAndIcon.icon;

            L.DomEvent
                .on(this._link, 'click', L.DomEvent.stopPropagation)
                .on(this._link, 'click', L.DomEvent.preventDefault)
                .on(this._link, 'click', this._onClick, this)
                .on(this._link, 'dblclick', L.DomEvent.stopPropagation);

            this._resetVariables();

            this._map.on('unload', this._unload, this);

            return container;
        },

        /**
         * This method is called when the user clicks on the control.
         */
        _onClick: function() {
            this._justClicked = true;
            var wasFollowing =  this._isFollowing();
            this._userPanned = false;
            this._userZoomed = false;

            if (this._active && !this._event) {
                // click while requesting
                this.stop();
            } else if (this._active && this._event !== undefined) {
                var behaviors = this.options.clickBehavior;
                var behavior = behaviors.outOfView;
                if (this._map.getBounds().contains(this._event.latlng)) {
                    behavior = wasFollowing ? behaviors.inView : behaviors.inViewNotFollowing;
                }

                // Allow inheriting from another behavior
                if (behaviors[behavior]) {
                    behavior = behaviors[behavior];
                }

                switch (behavior) {
                    case 'setView':
                        this.setView();
                        break;
                    case 'stop':
                        this.stop();
                        if (this.options.returnToPrevBounds) {
                            var f = this.options.flyTo ? this._map.flyToBounds : this._map.fitBounds;
                            f.bind(this._map)(this._prevBounds);
                        }
                        break;
                }
            } else {
                if (this.options.returnToPrevBounds) {
                  this._prevBounds = this._map.getBounds();
                }
                this.start();
            }

            this._updateContainerStyle();
        },

        /**
         * Starts the plugin:
         * - activates the engine
         * - draws the marker (if coordinates available)
         */
        start: function() {
            this._activate();

            if (this._event) {
                this._drawMarker(this._map);

                // if we already have a location but the user clicked on the control
                if (this.options.setView) {
                    this.setView();
                }
            }
            this._updateContainerStyle();
        },

        /**
         * Stops the plugin:
         * - deactivates the engine
         * - reinitializes the button
         * - removes the marker
         */
        stop: function() {
            this._deactivate();

            this._cleanClasses();
            this._resetVariables();

            this._removeMarker();
        },

        /**
         * Keep the control active but stop following the location
         */
        stopFollowing: function() {
            this._userPanned = true;
            this._updateContainerStyle();
            this._drawMarker();
        },

        /**
         * This method launches the location engine.
         * It is called before the marker is updated,
         * event if it does not mean that the event will be ready.
         *
         * Override it if you want to add more functionalities.
         * It should set the this._active to true and do nothing if
         * this._active is true.
         */
        _activate: function() {
            if (!this._active) {
                this._map.locate(this.options.locateOptions);
                this._active = true;

                // bind event listeners
                this._map.on('locationfound', this._onLocationFound, this);
                this._map.on('locationerror', this._onLocationError, this);
                this._map.on('dragstart', this._onDrag, this);
                this._map.on('zoomstart', this._onZoom, this);
                this._map.on('zoomend', this._onZoomEnd, this);
                if (this.options.showCompass) {
                    if ('ondeviceorientationabsolute' in window) {
                        L.DomEvent.on(window, 'deviceorientationabsolute', this._onDeviceOrientation, this);
                    } else if ('ondeviceorientation' in window) {
                        L.DomEvent.on(window, 'deviceorientation', this._onDeviceOrientation, this);
                    }
                }
            }
        },

        /**
         * Called to stop the location engine.
         *
         * Override it to shutdown any functionalities you added on start.
         */
        _deactivate: function() {
            this._map.stopLocate();
            this._active = false;

            if (!this.options.cacheLocation) {
                this._event = undefined;
            }

            // unbind event listeners
            this._map.off('locationfound', this._onLocationFound, this);
            this._map.off('locationerror', this._onLocationError, this);
            this._map.off('dragstart', this._onDrag, this);
            this._map.off('zoomstart', this._onZoom, this);
            this._map.off('zoomend', this._onZoomEnd, this);
            if (this.options.showCompass) {
                this._compassHeading = null;
                if ('ondeviceorientationabsolute' in window) {
                    L.DomEvent.off(window, 'deviceorientationabsolute', this._onDeviceOrientation, this);
                } else if ('ondeviceorientation' in window) {
                    L.DomEvent.off(window, 'deviceorientation', this._onDeviceOrientation, this);
                }
            }
        },

        /**
         * Zoom (unless we should keep the zoom level) and an to the current view.
         */
        setView: function() {
            this._drawMarker();
            if (this._isOutsideMapBounds()) {
                this._event = undefined;  // clear the current location so we can get back into the bounds
                this.options.onLocationOutsideMapBounds(this);
            } else {
                if (this.options.keepCurrentZoomLevel) {
                    var f = this.options.flyTo ? this._map.flyTo : this._map.panTo;
                    f.bind(this._map)([this._event.latitude, this._event.longitude]);
                } else {
                    var f = this.options.flyTo ? this._map.flyToBounds : this._map.fitBounds;
                    // Ignore zoom events while setting the viewport as these would stop following
                    this._ignoreEvent = true;
                    f.bind(this._map)(this.options.getLocationBounds(this._event), {
                        padding: this.options.circlePadding,
                        maxZoom: this.options.locateOptions.maxZoom
                    });
                    L.Util.requestAnimFrame(function(){
                        // Wait until after the next animFrame because the flyTo can be async
                        this._ignoreEvent = false;
                    }, this);

                }
            }
        },

        /**
         *
         */
        _drawCompass: function() {
            if (!this._event) {
                return;
            }

            var latlng = this._event.latlng;

            if (this.options.showCompass && latlng && this._compassHeading !== null) {
                var cStyle = this._isFollowing() ? this.options.followCompassStyle : this.options.compassStyle;
                if (!this._compass) {
                    this._compass = new this.options.compassClass(latlng, this._compassHeading, cStyle).addTo(this._layer);
                } else {
                    this._compass.setLatLng(latlng);
                    this._compass.setHeading(this._compassHeading);
                    // If the compassClass can be updated with setStyle, update it.
                    if (this._compass.setStyle) {
                        this._compass.setStyle(cStyle);
                    }
                }
                // 
            }
            if (this._compass && (!this.options.showCompass || this._compassHeading === null)) {
                this._compass.removeFrom(this._layer);
                this._compass = null;
            }
        },

        /**
         * Draw the marker and accuracy circle on the map.
         *
         * Uses the event retrieved from onLocationFound from the map.
         */
        _drawMarker: function() {
            if (this._event.accuracy === undefined) {
                this._event.accuracy = 0;
            }

            var radius = this._event.accuracy;
            var latlng = this._event.latlng;

            // circle with the radius of the location's accuracy
            if (this.options.drawCircle) {
                var style = this._isFollowing() ? this.options.followCircleStyle : this.options.circleStyle;

                if (!this._circle) {
                    this._circle = L.circle(latlng, radius, style).addTo(this._layer);
                } else {
                    this._circle.setLatLng(latlng).setRadius(radius).setStyle(style);
                }
            }

            var distance, unit;
            if (this.options.metric) {
                distance = radius.toFixed(0);
                unit =  this.options.strings.metersUnit;
            } else {
                distance = (radius * 3.2808399).toFixed(0);
                unit = this.options.strings.feetUnit;
            }

            // small inner marker
            if (this.options.drawMarker) {
                var mStyle = this._isFollowing() ? this.options.followMarkerStyle : this.options.markerStyle;
                if (!this._marker) {
                    this._marker = new this.options.markerClass(latlng, mStyle).addTo(this._layer);
                } else {
                    this._marker.setLatLng(latlng);
                    // If the markerClass can be updated with setStyle, update it.
                    if (this._marker.setStyle) {
                        this._marker.setStyle(mStyle);
                    }
                }
            }

            this._drawCompass();

            var t = this.options.strings.popup;
            if (this.options.showPopup && t && this._marker) {
                this._marker
                    .bindPopup(L.Util.template(t, {distance: distance, unit: unit}))
                    ._popup.setLatLng(latlng);
            }
            if (this.options.showPopup && t && this._compass) {
                this._compass
                    .bindPopup(L.Util.template(t, {distance: distance, unit: unit}))
                    ._popup.setLatLng(latlng);
            }
        },

        /**
         * Remove the marker from map.
         */
        _removeMarker: function() {
            this._layer.clearLayers();
            this._marker = undefined;
            this._circle = undefined;
        },

        /**
         * Unload the plugin and all event listeners.
         * Kind of the opposite of onAdd.
         */
        _unload: function() {
            this.stop();
            this._map.off('unload', this._unload, this);
        },

        /**
         * Sets the compass heading
         */
        _setCompassHeading: function(angle) {
            if (!isNaN(parseFloat(angle)) && isFinite(angle)) {
                angle = Math.round(angle);

                this._compassHeading = angle;
                L.Util.requestAnimFrame(this._drawCompass, this);
            } else {
                this._compassHeading = null;
            }
        },

        /**
         * If the compass fails calibration just fail safely and remove the compass
         */
        _onCompassNeedsCalibration: function() {
            this._setCompassHeading();
        },

        /**
         * Process and normalise compass events
         */
        _onDeviceOrientation: function(e) {
            if (!this._active) {
                return;
            }

            if (e.webkitCompassHeading) {
                // iOS
                this._setCompassHeading(e.webkitCompassHeading);
            } else if (e.absolute && e.alpha) {
                // Android
                this._setCompassHeading(360 - e.alpha)
            }
        },

        /**
         * Calls deactivate and dispatches an error.
         */
        _onLocationError: function(err) {
            // ignore time out error if the location is watched
            if (err.code == 3 && this.options.locateOptions.watch) {
                return;
            }

            this.stop();
            this.options.onLocationError(err, this);
        },

        /**
         * Stores the received event and updates the marker.
         */
        _onLocationFound: function(e) {
            // no need to do anything if the location has not changed
            if (this._event &&
                (this._event.latlng.lat === e.latlng.lat &&
                 this._event.latlng.lng === e.latlng.lng &&
                     this._event.accuracy === e.accuracy)) {
                return;
            }

            if (!this._active) {
                // we may have a stray event
                return;
            }

            this._event = e;

            this._drawMarker();
            this._updateContainerStyle();

            switch (this.options.setView) {
                case 'once':
                    if (this._justClicked) {
                        this.setView();
                    }
                    break;
                case 'untilPan':
                    if (!this._userPanned) {
                        this.setView();
                    }
                    break;
                case 'untilPanOrZoom':
                    if (!this._userPanned && !this._userZoomed) {
                        this.setView();
                    }
                    break;
                case 'always':
                    this.setView();
                    break;
                case false:
                    // don't set the view
                    break;
            }

            this._justClicked = false;
        },

        /**
         * When the user drags. Need a separate event so we can bind and unbind event listeners.
         */
        _onDrag: function() {
            // only react to drags once we have a location
            if (this._event && !this._ignoreEvent) {
                this._userPanned = true;
                this._updateContainerStyle();
                this._drawMarker();
            }
        },

        /**
         * When the user zooms. Need a separate event so we can bind and unbind event listeners.
         */
        _onZoom: function() {
            // only react to drags once we have a location
            if (this._event && !this._ignoreEvent) {
                this._userZoomed = true;
                this._updateContainerStyle();
                this._drawMarker();
            }
        },

        /**
         * After a zoom ends update the compass and handle sideways zooms
         */
        _onZoomEnd: function() {
            if (this._event) {
                this._drawCompass();
            }

            if (this._event && !this._ignoreEvent) {
                // If we have zoomed in and out and ended up sideways treat it as a pan
                if (this._marker && !this._map.getBounds().pad(-.3).contains(this._marker.getLatLng())) {
                    this._userPanned = true;
                    this._updateContainerStyle();
                    this._drawMarker();
                }
            }
        },

        /**
         * Compute whether the map is following the user location with pan and zoom.
         */
        _isFollowing: function() {
            if (!this._active) {
                return false;
            }

            if (this.options.setView === 'always') {
                return true;
            } else if (this.options.setView === 'untilPan') {
                return !this._userPanned;
            } else if (this.options.setView === 'untilPanOrZoom') {
                return !this._userPanned && !this._userZoomed;
            }
        },

        /**
         * Check if location is in map bounds
         */
        _isOutsideMapBounds: function() {
            if (this._event === undefined) {
                return false;
            }
            return this._map.options.maxBounds &&
                !this._map.options.maxBounds.contains(this._event.latlng);
        },

        /**
         * Toggles button class between following and active.
         */
        _updateContainerStyle: function() {
            if (!this._container) {
                return;
            }

            if (this._active && !this._event) {
                // active but don't have a location yet
                this._setClasses('requesting');
            } else if (this._isFollowing()) {
                this._setClasses('following');
            } else if (this._active) {
                this._setClasses('active');
            } else {
                this._cleanClasses();
            }
        },

        /**
         * Sets the CSS classes for the state.
         */
        _setClasses: function(state) {
            if (state == 'requesting') {
                removeClasses(this._container, "active following");
                addClasses(this._container, "requesting");

                removeClasses(this._icon, this.options.icon);
                addClasses(this._icon, this.options.iconLoading);
            } else if (state == 'active') {
                removeClasses(this._container, "requesting following");
                addClasses(this._container, "active");

                removeClasses(this._icon, this.options.iconLoading);
                addClasses(this._icon, this.options.icon);
            } else if (state == 'following') {
                removeClasses(this._container, "requesting");
                addClasses(this._container, "active following");

                removeClasses(this._icon, this.options.iconLoading);
                addClasses(this._icon, this.options.icon);
            }
        },

        /**
         * Removes all classes from button.
         */
        _cleanClasses: function() {
            L.DomUtil.removeClass(this._container, "requesting");
            L.DomUtil.removeClass(this._container, "active");
            L.DomUtil.removeClass(this._container, "following");

            removeClasses(this._icon, this.options.iconLoading);
            addClasses(this._icon, this.options.icon);
        },

        /**
         * Reinitializes state variables.
         */
        _resetVariables: function() {
            // whether locate is active or not
            this._active = false;

            // true if the control was clicked for the first time
            // we need this so we can pan and zoom once we have the location
            this._justClicked = false;

            // true if the user has panned the map after clicking the control
            this._userPanned = false;

            // true if the user has zoomed the map after clicking the control
            this._userZoomed = false;
        }
    });

    L.control.locate = function (options) {
        return new L.Control.Locate(options);
    };

    return LocateControl;
}, window));

(function(factory,window){if(typeof define==="function"&&define.amd){define('leaflet-minimap',["leaflet"],factory)}else if(typeof exports==="object"){module.exports=factory(require("leaflet"))}if(typeof window!=="undefined"&&window.L){window.L.Control.MiniMap=factory(L);window.L.control.minimap=function(layer,options){return new window.L.Control.MiniMap(layer,options)}}})(function(L){var MiniMap=L.Control.extend({includes:L.Evented?L.Evented.prototype:L.Mixin.Events,options:{position:"bottomright",toggleDisplay:false,zoomLevelOffset:-5,zoomLevelFixed:false,centerFixed:false,zoomAnimation:false,autoToggleDisplay:false,minimized:false,width:150,height:150,collapsedWidth:19,collapsedHeight:19,aimingRectOptions:{color:"#ff7800",weight:1,clickable:false},shadowRectOptions:{color:"#000000",weight:1,clickable:false,opacity:0,fillOpacity:0},strings:{hideText:"Hide MiniMap",showText:"Show MiniMap"},mapOptions:{}},initialize:function(layer,options){L.Util.setOptions(this,options);this.options.aimingRectOptions.clickable=false;this.options.shadowRectOptions.clickable=false;this._layer=layer},onAdd:function(map){this._mainMap=map;this._container=L.DomUtil.create("div","leaflet-control-minimap");this._container.style.width=this.options.width+"px";this._container.style.height=this.options.height+"px";L.DomEvent.disableClickPropagation(this._container);L.DomEvent.on(this._container,"mousewheel",L.DomEvent.stopPropagation);var mapOptions={attributionControl:false,dragging:!this.options.centerFixed,zoomControl:false,zoomAnimation:this.options.zoomAnimation,autoToggleDisplay:this.options.autoToggleDisplay,touchZoom:this.options.centerFixed?"center":!this._isZoomLevelFixed(),scrollWheelZoom:this.options.centerFixed?"center":!this._isZoomLevelFixed(),doubleClickZoom:this.options.centerFixed?"center":!this._isZoomLevelFixed(),boxZoom:!this._isZoomLevelFixed(),crs:map.options.crs};mapOptions=L.Util.extend(this.options.mapOptions,mapOptions);this._miniMap=new L.Map(this._container,mapOptions);this._miniMap.addLayer(this._layer);this._mainMapMoving=false;this._miniMapMoving=false;this._userToggledDisplay=false;this._minimized=false;if(this.options.toggleDisplay){this._addToggleButton()}this._miniMap.whenReady(L.Util.bind(function(){this._aimingRect=L.rectangle(this._mainMap.getBounds(),this.options.aimingRectOptions).addTo(this._miniMap);this._shadowRect=L.rectangle(this._mainMap.getBounds(),this.options.shadowRectOptions).addTo(this._miniMap);this._mainMap.on("moveend",this._onMainMapMoved,this);this._mainMap.on("move",this._onMainMapMoving,this);this._miniMap.on("movestart",this._onMiniMapMoveStarted,this);this._miniMap.on("move",this._onMiniMapMoving,this);this._miniMap.on("moveend",this._onMiniMapMoved,this)},this));return this._container},addTo:function(map){L.Control.prototype.addTo.call(this,map);var center=this.options.centerFixed||this._mainMap.getCenter();this._miniMap.setView(center,this._decideZoom(true));this._setDisplay(this.options.minimized);return this},onRemove:function(map){this._mainMap.off("moveend",this._onMainMapMoved,this);this._mainMap.off("move",this._onMainMapMoving,this);this._miniMap.off("moveend",this._onMiniMapMoved,this);this._miniMap.removeLayer(this._layer)},changeLayer:function(layer){this._miniMap.removeLayer(this._layer);this._layer=layer;this._miniMap.addLayer(this._layer)},_addToggleButton:function(){this._toggleDisplayButton=this.options.toggleDisplay?this._createButton("",this._toggleButtonInitialTitleText(),"leaflet-control-minimap-toggle-display leaflet-control-minimap-toggle-display-"+this.options.position,this._container,this._toggleDisplayButtonClicked,this):undefined;this._toggleDisplayButton.style.width=this.options.collapsedWidth+"px";this._toggleDisplayButton.style.height=this.options.collapsedHeight+"px"},_toggleButtonInitialTitleText:function(){if(this.options.minimized){return this.options.strings.showText}else{return this.options.strings.hideText}},_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},_toggleDisplayButtonClicked:function(){this._userToggledDisplay=true;if(!this._minimized){this._minimize()}else{this._restore()}},_setDisplay:function(minimize){if(minimize!==this._minimized){if(!this._minimized){this._minimize()}else{this._restore()}}},_minimize:function(){if(this.options.toggleDisplay){this._container.style.width=this.options.collapsedWidth+"px";this._container.style.height=this.options.collapsedHeight+"px";this._toggleDisplayButton.className+=" minimized-"+this.options.position;this._toggleDisplayButton.title=this.options.strings.showText}else{this._container.style.display="none"}this._minimized=true;this._onToggle()},_restore:function(){if(this.options.toggleDisplay){this._container.style.width=this.options.width+"px";this._container.style.height=this.options.height+"px";this._toggleDisplayButton.className=this._toggleDisplayButton.className.replace("minimized-"+this.options.position,"");this._toggleDisplayButton.title=this.options.strings.hideText}else{this._container.style.display="block"}this._minimized=false;this._onToggle()},_onMainMapMoved:function(e){if(!this._miniMapMoving){var center=this.options.centerFixed||this._mainMap.getCenter();this._mainMapMoving=true;this._miniMap.setView(center,this._decideZoom(true));this._setDisplay(this._decideMinimized())}else{this._miniMapMoving=false}this._aimingRect.setBounds(this._mainMap.getBounds())},_onMainMapMoving:function(e){this._aimingRect.setBounds(this._mainMap.getBounds())},_onMiniMapMoveStarted:function(e){if(!this.options.centerFixed){var lastAimingRect=this._aimingRect.getBounds();var sw=this._miniMap.latLngToContainerPoint(lastAimingRect.getSouthWest());var ne=this._miniMap.latLngToContainerPoint(lastAimingRect.getNorthEast());this._lastAimingRectPosition={sw:sw,ne:ne}}},_onMiniMapMoving:function(e){if(!this.options.centerFixed){if(!this._mainMapMoving&&this._lastAimingRectPosition){this._shadowRect.setBounds(new L.LatLngBounds(this._miniMap.containerPointToLatLng(this._lastAimingRectPosition.sw),this._miniMap.containerPointToLatLng(this._lastAimingRectPosition.ne)));this._shadowRect.setStyle({opacity:1,fillOpacity:.3})}}},_onMiniMapMoved:function(e){if(!this._mainMapMoving){this._miniMapMoving=true;this._mainMap.setView(this._miniMap.getCenter(),this._decideZoom(false));this._shadowRect.setStyle({opacity:0,fillOpacity:0})}else{this._mainMapMoving=false}},_isZoomLevelFixed:function(){var zoomLevelFixed=this.options.zoomLevelFixed;return this._isDefined(zoomLevelFixed)&&this._isInteger(zoomLevelFixed)},_decideZoom:function(fromMaintoMini){if(!this._isZoomLevelFixed()){if(fromMaintoMini){return this._mainMap.getZoom()+this.options.zoomLevelOffset}else{var currentDiff=this._miniMap.getZoom()-this._mainMap.getZoom();var proposedZoom=this._miniMap.getZoom()-this.options.zoomLevelOffset;var toRet;if(currentDiff>this.options.zoomLevelOffset&&this._mainMap.getZoom()<this._miniMap.getMinZoom()-this.options.zoomLevelOffset){if(this._miniMap.getZoom()>this._lastMiniMapZoom){toRet=this._mainMap.getZoom()+1;this._miniMap.setZoom(this._miniMap.getZoom()-1)}else{toRet=this._mainMap.getZoom()}}else{toRet=proposedZoom}this._lastMiniMapZoom=this._miniMap.getZoom();return toRet}}else{if(fromMaintoMini){return this.options.zoomLevelFixed}else{return this._mainMap.getZoom()}}},_decideMinimized:function(){if(this._userToggledDisplay){return this._minimized}if(this.options.autoToggleDisplay){if(this._mainMap.getBounds().contains(this._miniMap.getBounds())){return true}return false}return this._minimized},_isInteger:function(value){return typeof value==="number"},_isDefined:function(value){return typeof value!=="undefined"},_onToggle:function(){L.Util.requestAnimFrame(function(){L.DomEvent.on(this._container,"transitionend",this._fireToggleEvents,this);if(!L.Browser.any3d){L.Util.requestAnimFrame(this._fireToggleEvents,this)}},this)},_fireToggleEvents:function(){L.DomEvent.off(this._container,"transitionend",this._fireToggleEvents,this);var data={minimized:this._minimized};this.fire(this._minimized?"minimize":"restore",data);this.fire("toggle",data)}});L.Map.mergeOptions({miniMapControl:false});L.Map.addInitHook(function(){if(this.options.miniMapControl){this.miniMapControl=(new MiniMap).addTo(this)}});return MiniMap},window);
(function(root) {
define("leaflet-sleep", ["leaflet"], function() {
  return (function() {
/*
 * Leaflet.Sleep
 */

/*
 * Default Button (touch devices only)
 */

L.Control.SleepMapControl = L.Control.extend({

  initialize: function(opts){
    L.setOptions(this,opts);
  },

  options: {
    position: 'topright',
    prompt: 'disable map',
    styles: {
      'backgroundColor': 'white',
      'padding': '5px',
      'border': '2px solid gray'
    }
  },

  buildContainer: function(){
    var self = this;
    var container = L.DomUtil.create('p', 'sleep-button');
    var boundEvent = this._nonBoundEvent.bind(this);
    container.appendChild( document.createTextNode( this.options.prompt ));
    L.DomEvent.addListener(container, 'click', boundEvent);
    L.DomEvent.addListener(container, 'touchstart', boundEvent);

    Object.keys(this.options.styles).map(function(key) {
      container.style[key] = self.options.styles[key];
    });

    return (this._container = container);
  },

  onAdd: function () {
    return this._container || this.buildContainer();
  },

  _nonBoundEvent: function(e) {
    L.DomEvent.stop(e);
    if (this._map) this._map.sleep._sleepMap();
    return false;
  }

});

L.Control.sleepMapControl = function(){
  return new L.Control.SleepMapControl();
};


/*
 * The Sleep Handler
 */

L.Map.mergeOptions({
  sleep: true,
  sleepTime: 750,
  wakeTime: 750,
  wakeMessageTouch: 'Touch to Wake',
  sleepNote: true,
  hoverToWake: true,
  sleepOpacity:.7,
  sleepButton: L.Control.sleepMapControl
});

L.Map.Sleep = L.Handler.extend({

  addHooks: function () {
    var self = this;
    this.sleepNote = L.DomUtil.create('p', 'sleep-note', this._map._container);
    this._enterTimeout = null;
    this._exitTimeout = null;

    /*
     * If the device has only a touchscreen we will never get
     * a mouseout event, so we add an extra button to put the map
     * back to sleep manually.
     *
     * a custom control/button can be provided by the user
     * with the map's `sleepButton` option
     */
    this._sleepButton = this._map.options.sleepButton();

    if (this._map.tap) {
      this._map.addControl(this._sleepButton);
    }

    var mapStyle = this._map._container.style;
    mapStyle.WebkitTransition += 'opacity .5s';
    mapStyle.MozTransition += 'opacity .5s';

    this._setSleepNoteStyle();
    this._sleepMap();
  },

  removeHooks: function () {
    if (!this._map.scrollWheelZoom.enabled()){
      this._map.scrollWheelZoom.enable();
    }
    L.DomUtil.setOpacity( this._map._container, 1);
    L.DomUtil.setOpacity( this.sleepNote, 0);
    this._removeSleepingListeners();
    this._removeAwakeListeners();
  },

  _setSleepNoteStyle: function() {
    var noteString = '';
    var style = this.sleepNote.style;

    if(this._map.tap) {
      noteString = this._map.options.wakeMessageTouch;
    } else if (this._map.options.wakeMessage) {
      noteString = this._map.options.wakeMessage;
    } else if (this._map.options.hoverToWake) {
      noteString = 'click or hover to wake';
    } else {
      noteString = 'click to wake';
    }

    if( this._map.options.sleepNote ){
      this.sleepNote.appendChild(document.createTextNode( noteString ));
      style.pointerEvents = 'none';
      style.maxWidth = '150px';
      style.transitionDuration = '.2s';
      style.zIndex = 5000;
      style.opacity = '.6';
      style.margin = 'auto';
      style.textAlign = 'center';
      style.borderRadius = '4px';
      style.top = '50%';
      style.position = 'relative';
      style.padding = '5px';
      style.border = 'solid 2px black';
      style.background = 'white';

      if(this._map.options.sleepNoteStyle) {
        var noteStyleOverrides = this._map.options.sleepNoteStyle;
        Object.keys(noteStyleOverrides).map(function(key) {
          style[key] = noteStyleOverrides[key];
        });
      }
    }
  },

  _wakeMap: function (e) {
    this._stopWaiting();
    this._map.scrollWheelZoom.enable();
    if (this._map.tap) {
      this._map.touchZoom.enable();
      this._map.dragging.enable();
      this._map.tap.enable();
      this._map.addControl(this._sleepButton);
    }
    L.DomUtil.setOpacity( this._map._container, 1);
    this.sleepNote.style.opacity = 0;
    this._addAwakeListeners();
  },

  _sleepMap: function () {
    this._stopWaiting();
    this._map.scrollWheelZoom.disable();

    if (this._map.tap) {
      this._map.touchZoom.disable();
      this._map.dragging.disable();
      this._map.tap.disable();
      this._map.removeControl(this._sleepButton);
    }

    L.DomUtil.setOpacity( this._map._container, this._map.options.sleepOpacity);
    this.sleepNote.style.opacity = .4;
    this._addSleepingListeners();
  },

  _wakePending: function () {
    this._map.once('mousedown', this._wakeMap, this);
    if (this._map.options.hoverToWake){
      var self = this;
      this._map.once('mouseout', this._sleepMap, this);
      self._enterTimeout = setTimeout(function(){
          self._map.off('mouseout', self._sleepMap, self);
          self._wakeMap();
      } , self._map.options.wakeTime);
    }
  },

  _sleepPending: function () {
    var self = this;
    self._map.once('mouseover', self._wakeMap, self);
    self._exitTimeout = setTimeout(function(){
        self._map.off('mouseover', self._wakeMap, self);
        self._sleepMap();
    } , self._map.options.sleepTime);
  },

  _addSleepingListeners: function(){
    this._map.once('mouseover', this._wakePending, this);
    this._map.tap &&
      this._map.once('click', this._wakeMap, this);
  },

  _addAwakeListeners: function(){
    this._map.once('mouseout', this._sleepPending, this);
  },

  _removeSleepingListeners: function(){
    this._map.options.hoverToWake &&
      this._map.off('mouseover', this._wakePending, this);
    this._map.off('mousedown', this._wakeMap, this);
    this._map.tap &&
      this._map.off('click', this._wakeMap, this);
  },

  _removeAwakeListeners: function(){
    this._map.off('mouseout', this._sleepPending, this);
  },

  _stopWaiting: function () {
    this._removeSleepingListeners();
    this._removeAwakeListeners();
    var self = this;
    if(this._enterTimeout) clearTimeout(self._enterTimeout);
    if(this._exitTimeout) clearTimeout(self._exitTimeout);
    this._enterTimeout = null;
    this._exitTimeout = null;
  }
});

L.Map.addInitHook('addHandler', 'sleep', L.Map.Sleep);


  }).apply(root, arguments);
});
}(this));

(function(root) {
define("leaflet-simplemarkers", ["leaflet"], function() {
  return (function() {
/* jshint plusplus: false */
/* globals L */
L.Control.SimpleMarkers = L.Control.extend({
    options: {
        position: 'topleft',
        add_control: true,
        delete_control: true,
        allow_popup: true,
        marker_icon: undefined,
        marker_draggable: false,
        add_marker_callback: undefined
    },
    map: undefined,
    markerList: [],

    onAdd: function (map) {
        "use strict";
        this.map = map;
        var marker_container = L.DomUtil.create('div', 'marker_controls');

        if (this.options.add_control) {
            var add_marker_div = L.DomUtil.create('div', 'add_marker_control', marker_container);
            add_marker_div.title = 'Add a marker';
            L.DomEvent.addListener(add_marker_div, 'click', L.DomEvent.stopPropagation)
                .addListener(add_marker_div, 'click', L.DomEvent.preventDefault)
                .addListener(add_marker_div, 'click', this.enterAddMarkerMode.bind(this));
        }
        if (this.options.delete_control) {
            var del_marker_div = L.DomUtil.create('div', 'del_marker_control', marker_container);
            del_marker_div.title = 'Delete a marker';


            L.DomEvent.addListener(del_marker_div, 'click', L.DomEvent.stopPropagation)
                .addListener(del_marker_div, 'click', L.DomEvent.preventDefault)
                .addListener(del_marker_div, 'click', this.enterDelMarkerMode.bind(this));
        }

        return marker_container;
    },

    enterAddMarkerMode: function () {
        "use strict";
        if (this.markerList !== '') {
            for (var marker = 0; marker < this.markerList.length; marker++) {
                if (typeof(this.markerList[marker]) !== 'undefined') {
                    this.markerList[marker].removeEventListener('click', this.onMarkerClickDelete.bind(this));
                }
            }
        }
        this.map._container.style.cursor = 'crosshair';
        this.map.addEventListener('click', this.onMapClickAddMarker.bind(this));
    },

    enterDelMarkerMode: function () {
        "use strict";
        for (var marker = 0; marker < this.markerList.length; marker++) {
            if (typeof(this.markerList[marker]) !== 'undefined') {
                this.markerList[marker].addEventListener('click', this.onMarkerClickDelete.bind(this));
                this.map._container.style.cursor = 'crosshair';
            }
        }
    },

    onMapClickAddMarker: function (e) {
        "use strict";
        this.map.removeEventListener('click');
        this.map._container.style.cursor = 'auto';

        var marker_options = {draggable: this.options.marker_draggable};
        if (this.options.marker_icon) {
            marker_options.icon = this.options.marker_icon;
        }
        var marker = L.marker(e.latlng, marker_options);
        if (this.options.allow_popup) {
            var popupContent =  "You clicked on the map at " + e.latlng.toString();
            var the_popup = L.popup({maxWidth: 160, closeButton: false});
            the_popup.setContent(popupContent);
            marker.bindPopup(the_popup).openPopup();
        }
        if (this.options.add_marker_callback) {
            this.options.add_marker_callback(marker);
        }
        marker.addTo(this.map);
        this.markerList.push(marker);

        return false;
    },

    onMarkerClickDelete: function (e) {
        "use strict";
        this.map._container.style.cursor = 'auto';
        if (this.markerList.indexOf(e.target)) {
            this.map.removeLayer(e.target);
            var marker_index = this.markerList.indexOf(e.target);
            delete this.markerList[marker_index];

            for (var marker = 0; marker < this.markerList.length; marker++) {
                if (typeof(this.markerList[marker]) !== 'undefined') {
                    this.markerList[marker].removeEventListener('click', this.onMarkerClickDelete);
                }
            }
            return false;
        }
    }
});


  }).apply(root, arguments);
});
}(this));

(function(root, factory) {
    if (typeof define === 'function' && define.amd) {
        define('pat-leaflet',[
            'jquery',
            'pat-base',
            'pat-registry',
            'pat-parser',
            'pat-logger',
            'leaflet',
            'leaflet-fullscreen',
            'leaflet-providers',
            'leaflet-geosearch',
            'leaflet-geosearch-bing',
            'leaflet-geosearch-esri',
            'leaflet-geosearch-google',
            'leaflet-geosearch-openstreetmap',
            'leaflet-markercluster',
            'leaflet-awesomemarkers',
            'leaflet-locatecontrol',
            'leaflet-minimap',
            'leaflet-sleep',
            'leaflet-simplemarkers'
        ], function() {
            return factory.apply(this, arguments);
        });
    } else {
        // If require.js is not available, you'll need to make sure that these
        // global variables are available.
        factory($, patterns.Base, patterns, patterns.Parser, patterns.logger,
            patterns.Leaflet, patterns['leaflet-fullscreen'], patterns['leaflet-providers'],
            patterns['leaflet-geosearch'], patterns['leaflet-geosearch-bing'],
            patterns['leaflet-geosearch-esri'], patterns['leaflet-geosearch-google'],
            patterns['leaflet-geosearch-openstreetmap'],
            patterns['leaflet-markercluster'], patterns['leaflet-awesomemarkers'],
            patterns['leaflet-locatecontrol'], patterns['leaflet-minimap'], patterns['leaflet-sleep'],
            patterns['leaflet-simplemarkers']);
    }
}(this, function($, Base, registry, Parser, logger, L) {
    'use strict';

    var log = logger.getLogger('pat-leaflet');
    log.debug('pattern loaded');

    var parser = new Parser('leaflet');

    parser.addArgument('latitude', '0.0');
    parser.addArgument('longitude', '0.0');
    parser.addArgument('zoom', '14');

    parser.addArgument('maxClusterRadius', '80');

    parser.addArgument('boundsPadding', '20');

    // default controls
    parser.addArgument('fullscreencontrol', true);
    parser.addArgument('zoomcontrol', true);

    // disabled controls
    parser.addArgument('addmarker', false);
    parser.addArgument('autolocate', false);
    parser.addArgument('geosearch', false);
    parser.addArgument('geosearch_provider', 'openstreetmap');
    parser.addArgument('locatecontrol', false);
    parser.addArgument('minimap', false);

    // map layers
    parser.addArgument('default_map_layer', {'id': 'OpenStreetMap.Mapnik', 'options': {}});
    parser.addArgument('map_layers', [
        {'title': 'Map', 'id': 'OpenStreetMap.Mapnik', 'options': {}},
        {'title': 'Satellite', 'id': 'Esri.WorldImagery', 'options': {}},
        {'title': 'Topographic', 'id': 'OpenTopoMap', 'options': {}},
        {'title': 'Toner', 'id': 'Stamen.Toner', 'options': {}}
    ]);

    parser.addArgument('image_path', 'src/bower_components/Leaflet.awesome-markers/dist/images');

    return Base.extend({
        name: 'leaflet',
        trigger: '.pat-leaflet',
        map: undefined,

        init: function initUndefined () {
            var options = this.options = parser.parse(this.$el);

            var fitBoundsOptions = {
                maxZoom: options.zoom,
                padding: [
                    parseInt(options.boundsPadding),
                    parseInt(options.boundsPadding)
                ]
            }

            var baseLayers,
                bounds,
                geojson,
                geosearch,
                main_marker,
                marker_cluster,
                marker_layer;

            // MAP INIT
            var map = this.map = new L.Map(this.$el[0], {
                fullscreenControl: options.fullscreencontrol,
                zoomControl: options.zoomcontrol,
                // Leaflet.Sleep options
                sleep: true,
                sleepNote: false,
                hoverToWake: false,
                sleepOpacity: 1
            });

            // hand over some map events to the element
            map.on('moveend zoomend', function (e) {
                this.$el.trigger('leaflet.' + e.type, {original_event: e});
            }.bind(this));

            L.Icon.Default.imagePath = options.image_path;

            // Locatecontrol
            if (options.locatecontrol || options.autolocate) {
                var locatecontrol = L.control.locate({icon: 'fa fa-crosshairs'}).addTo(map);
                if (options.autolocate) {
                    locatecontrol.start();
                }
            }

            // Layers
            // Must be an array
            if ($.isArray(options.map_layers)) {
                baseLayers = {};

                // Convert map_layers elements from string to objects, if necesarry
                options.map_layers = options.map_layers.map(function (it) {
                    if (typeof(it) == 'string' ) {
                        it = {id: it, title: it, options: {}};
                    }
                    return it;
                });
                for (var cnt = 0; cnt < options.map_layers.length; cnt++) {
                    // build layers object with tileLayer instances
                    var layer = options.map_layers[cnt];
                    baseLayers[layer.title] = L.tileLayer.provider(layer.id, layer.options);
                }
                if (options.map_layers.length > 1) {
                    L.control.layers(baseLayers).addTo(map);
                }
            }

            if (typeof(options.default_map_layer) == 'string' ) {
                options.default_map_layer = {id: options.default_map_layer, options: {}}
            }
            L.tileLayer.provider(options.default_map_layer.id, options.default_map_layer.options).addTo(map);

            // ADD MARKERS
            geojson = this.$el.data().geojson;
            if (geojson) {
                marker_cluster = new L.MarkerClusterGroup({'maxClusterRadius': options.maxClusterRadius});
                marker_layer = L.geoJson(geojson, {
                    pointToLayer: function(feature, latlng) {
                        var extraClasses = feature.properties.extraClasses || '';
                        var markerColor = 'green';
                        if (feature.properties.color) {
                            markerColor = feature.properties.color;
                        } else if (!main_marker || feature.properties.main) {
                            markerColor = 'red';
                        }
                        var marker_icon = this.create_marker(markerColor, extraClasses);
                        var marker = L.marker(latlng, {
                            icon: marker_icon,
                            draggable: feature.properties.editable
                        });
                        if (!main_marker || feature.properties.main) {
                            // Set main marker. This is the one, which is used
                            // for setting the search result marker.
                            main_marker = marker;
                        }
                        marker.on('dragend move', function (e) {
                            // UPDATE INPUTS ON MARKER MOVE
                            var latlng = e.target.getLatLng();
                            var $latinput = $(feature.properties.latinput);
                            var $lnginput = $(feature.properties.lnginput);
                            if ($latinput.length) {
                                $latinput.val(latlng.lat);
                            }
                            if ($lnginput.length) {
                                $lnginput.val(latlng.lng);
                            }
                        });
                        if (feature.properties.latinput) {
                            // UPDATE MARKER ON LATITUDE CHANGE
                            $(feature.properties.latinput).on('change', function (e) {
                                var latlng = marker.getLatLng();
                                marker_cluster.removeLayer(marker);
                                marker.setLatLng({lat: $(e.target).val(), lng: latlng.lng}).update();
                                marker_cluster.addLayer(marker);
                                // fit bounds
                                bounds = marker_cluster.getBounds();
                                map.fitBounds(bounds, fitBoundsOptions);
                            });
                        }
                        if (feature.properties.lnginput) {
                            // UPDATE MARKER ON LONGITUDE CHANGE
                            $(feature.properties.lnginput).on('change', function (e) {
                                var latlng = marker.getLatLng();
                                marker_cluster.removeLayer(marker);
                                marker.setLatLng({lat: latlng.lat, lng: $(e.target).val()}).update();
                                marker_cluster.addLayer(marker);
                                // fit bounds
                                bounds = marker_cluster.getBounds();
                                map.fitBounds(bounds, fitBoundsOptions);
                            });
                        }
                        return marker;
                    }.bind(this),
                    onEachFeature: this.bind_popup.bind(this),
                });
                marker_cluster.addLayer(marker_layer);
                map.addLayer(marker_cluster);

                // autozoom
                bounds = marker_cluster.getBounds();
                map.fitBounds(bounds, fitBoundsOptions);
            } else {
                map.setView(
                    [options.latitude, options.longitude],
                    options.zoom
                );
            }

            if (options.geosearch) {
                var provider;
                if (options.geosearch_provider === 'esri') {
                    provider = new L.GeoSearch.Provider.Esri();
                } else if (options.geosearch_provider === 'google') {
                    provider = new L.GeoSearch.Provider.Google();
                } else if (options.geosearch_provider === 'bing') {
                    provider = new L.GeoSearch.Provider.Bing();
                } else {
                    provider = new L.GeoSearch.Provider.OpenStreetMap();
                }

                // GEOSEARCH
                geosearch = new L.Control.GeoSearch({
                    showMarker: typeof main_marker === 'undefined',
                    draggable: true,
                    provider: provider
                });
                geosearch.addTo(map);

                map.on('geosearch_showlocation', function(e) {
                    if (main_marker && main_marker.feature.properties.editable) {
                        var latlng = {lat: e.Location.Y, lng: e.Location.X};
                        // update, otherwise screen is blank.
                        marker_cluster.removeLayer(main_marker);
                        main_marker.setLatLng(latlng).update();
                        marker_cluster.addLayer(main_marker);
                        // fit to window
                        map.fitBounds([latlng], fitBoundsOptions);
                    } else {
                        e.Marker.setIcon(this.create_marker('red'));
                        this.bind_popup({properties: {editable: true, popup: 'New Marker'}}, e.Marker).bind(this);
                    }
                }.bind(this));

            }

            if (options.addmarker) {
                var add_marker_callback = function (marker) {
                    this.bind_popup({properties: {editable: true}}, marker);
                };
                var addmarker = new L.Control.SimpleMarkers({
                    delete_control: false,
                    allow_popup: false,
                    marker_icon: this.create_marker('red'),
                    marker_draggable: true,
                    add_marker_callback: add_marker_callback.bind(this)
                });
                map.addControl(addmarker);
            }

            map.on('locationfound', function (e) {
                if (main_marker && main_marker.feature.properties.editable) {
                    // update, otherwise screen is blank.
                    marker_cluster.removeLayer(main_marker);
                    main_marker.setLatLng({lat: e.latlng.lat, lng: e.latlng.lng});
                    marker_cluster.addLayer(main_marker);
                }
                map.fitBounds([e.latlng], fitBoundsOptions);
            });

            // Minimap
            if (options.minimap) {
                var minimap = new L.Control.MiniMap(L.tileLayer.provider(options.default_map_layer.id, options.default_map_layer.options), {toggleDisplay: true, mapOptions: {sleep: false}}).addTo(map);
            }

            log.debug('pattern initialized');
        },

        bind_popup: function(feature, marker) {
            var popup = feature.properties.popup;
            if (feature.properties.editable && !feature.properties.no_delete) {
                // for editable markers add "delete marker" link to popup
                popup = popup || '';
                var $popup = $('<div>' + popup + '</div><br/>');
                var $link = $('<a href=\'#\' class=\'deleteMarker\'>Delete Marker</a>');
                $link.on('click', function (e) {
                    e.preventDefault();
                    this.map.removeLayer(marker);
                    marker = undefined;
                }.bind(this));
                marker.bindPopup(
                    $('<div/>').append($popup).append($link)[0]
                );
            } else if (popup) {
                marker.bindPopup(popup);
            }
        },

        create_marker: function (color, extraClasses) {
          color = color || 'red';
          extraClasses = extraClasses || '';
          return L.AwesomeMarkers.icon({
            markerColor: color,
            prefix: 'fa',
            icon: 'circle',
            extraClasses: extraClasses
          });
        }

    });
}));

/* Patterns bundle configuration.
 */
require(["jquery", "pat-registry", "pat-leaflet"], function($, registry) {
  "use strict";

  // initialize only if we are in top frame
  if (window.parent === window) {
    $(document).ready(function() {
      $("body").addClass("bundle-leaflet");
    });
  }
});

define("/home/_thet/data/dev/plone/buildout.coredev-51/src/plone.patternslib/src/plone/patternslib/static/bundle-leaflet.js", function(){});

