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undefined : aCallable(func);\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar isCallable = require('../internals/is-callable');\nvar isObject = require('../internals/is-object');\n\nvar $TypeError = TypeError;\n\n// `OrdinaryToPrimitive` abstract operation\n// https://tc39.es/ecma262/#sec-ordinarytoprimitive\nmodule.exports = function (input, pref) {\n var fn, val;\n if (pref === 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val;\n if (isCallable(fn = input.valueOf) && !isObject(val = call(fn, input))) return val;\n if (pref !== 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val;\n throw new $TypeError(\"Can't convert object to primitive value\");\n};\n","'use strict';\nmodule.exports = false;\n","'use strict';\nvar globalThis = require('../internals/global-this');\n\n// eslint-disable-next-line es/no-object-defineproperty -- safe\nvar defineProperty = Object.defineProperty;\n\nmodule.exports = function (key, value) {\n try {\n defineProperty(globalThis, key, { value: value, configurable: true, writable: true });\n } catch (error) {\n globalThis[key] = value;\n } return value;\n};\n","'use strict';\nvar IS_PURE = require('../internals/is-pure');\nvar globalThis = require('../internals/global-this');\nvar defineGlobalProperty = require('../internals/define-global-property');\n\nvar SHARED = '__core-js_shared__';\nvar store = module.exports = globalThis[SHARED] || defineGlobalProperty(SHARED, {});\n\n(store.versions || (store.versions = [])).push({\n version: '3.40.0',\n mode: IS_PURE ? 'pure' : 'global',\n copyright: '© 2014-2025 Denis Pushkarev (zloirock.ru)',\n license: 'https://github.com/zloirock/core-js/blob/v3.40.0/LICENSE',\n source: 'https://github.com/zloirock/core-js'\n});\n","'use strict';\nvar store = require('../internals/shared-store');\n\nmodule.exports = function (key, value) {\n return store[key] || (store[key] = value || {});\n};\n","'use strict';\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nvar $Object = Object;\n\n// `ToObject` abstract operation\n// https://tc39.es/ecma262/#sec-toobject\nmodule.exports = function (argument) {\n return $Object(requireObjectCoercible(argument));\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar toObject = require('../internals/to-object');\n\nvar hasOwnProperty = uncurryThis({}.hasOwnProperty);\n\n// `HasOwnProperty` abstract operation\n// https://tc39.es/ecma262/#sec-hasownproperty\n// eslint-disable-next-line es/no-object-hasown -- safe\nmodule.exports = Object.hasOwn || function hasOwn(it, key) {\n return hasOwnProperty(toObject(it), key);\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nvar id = 0;\nvar postfix = Math.random();\nvar toString = uncurryThis(1.0.toString);\n\nmodule.exports = function (key) {\n return 'Symbol(' + (key === undefined ? '' : key) + ')_' + toString(++id + postfix, 36);\n};\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar shared = require('../internals/shared');\nvar hasOwn = require('../internals/has-own-property');\nvar uid = require('../internals/uid');\nvar NATIVE_SYMBOL = require('../internals/symbol-constructor-detection');\nvar USE_SYMBOL_AS_UID = require('../internals/use-symbol-as-uid');\n\nvar Symbol = globalThis.Symbol;\nvar WellKnownSymbolsStore = shared('wks');\nvar createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol['for'] || Symbol : Symbol && Symbol.withoutSetter || uid;\n\nmodule.exports = function (name) {\n if (!hasOwn(WellKnownSymbolsStore, name)) {\n WellKnownSymbolsStore[name] = NATIVE_SYMBOL && hasOwn(Symbol, name)\n ? Symbol[name]\n : createWellKnownSymbol('Symbol.' + name);\n } return WellKnownSymbolsStore[name];\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar isObject = require('../internals/is-object');\nvar isSymbol = require('../internals/is-symbol');\nvar getMethod = require('../internals/get-method');\nvar ordinaryToPrimitive = require('../internals/ordinary-to-primitive');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar $TypeError = TypeError;\nvar TO_PRIMITIVE = wellKnownSymbol('toPrimitive');\n\n// `ToPrimitive` abstract operation\n// https://tc39.es/ecma262/#sec-toprimitive\nmodule.exports = function (input, pref) {\n if (!isObject(input) || isSymbol(input)) return input;\n var exoticToPrim = getMethod(input, TO_PRIMITIVE);\n var result;\n if (exoticToPrim) {\n if (pref === undefined) pref = 'default';\n result = call(exoticToPrim, input, pref);\n if (!isObject(result) || isSymbol(result)) return result;\n throw new $TypeError(\"Can't convert object to primitive value\");\n }\n if (pref === undefined) pref = 'number';\n return ordinaryToPrimitive(input, pref);\n};\n","'use strict';\nvar toPrimitive = require('../internals/to-primitive');\nvar isSymbol = require('../internals/is-symbol');\n\n// `ToPropertyKey` abstract operation\n// https://tc39.es/ecma262/#sec-topropertykey\nmodule.exports = function (argument) {\n var key = toPrimitive(argument, 'string');\n return isSymbol(key) ? key : key + '';\n};\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar isObject = require('../internals/is-object');\n\nvar document = globalThis.document;\n// typeof document.createElement is 'object' in old IE\nvar EXISTS = isObject(document) && isObject(document.createElement);\n\nmodule.exports = function (it) {\n return EXISTS ? document.createElement(it) : {};\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar fails = require('../internals/fails');\nvar createElement = require('../internals/document-create-element');\n\n// Thanks to IE8 for its funny defineProperty\nmodule.exports = !DESCRIPTORS && !fails(function () {\n // eslint-disable-next-line es/no-object-defineproperty -- required for testing\n return Object.defineProperty(createElement('div'), 'a', {\n get: function () { return 7; }\n }).a !== 7;\n});\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar call = require('../internals/function-call');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toPropertyKey = require('../internals/to-property-key');\nvar hasOwn = require('../internals/has-own-property');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\n\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar $getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\n// `Object.getOwnPropertyDescriptor` method\n// https://tc39.es/ecma262/#sec-object.getownpropertydescriptor\nexports.f = DESCRIPTORS ? $getOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {\n O = toIndexedObject(O);\n P = toPropertyKey(P);\n if (IE8_DOM_DEFINE) try {\n return $getOwnPropertyDescriptor(O, P);\n } catch (error) { /* empty */ }\n if (hasOwn(O, P)) return createPropertyDescriptor(!call(propertyIsEnumerableModule.f, O, P), O[P]);\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar fails = require('../internals/fails');\n\n// V8 ~ Chrome 36-\n// https://bugs.chromium.org/p/v8/issues/detail?id=3334\nmodule.exports = DESCRIPTORS && fails(function () {\n // eslint-disable-next-line es/no-object-defineproperty -- required for testing\n return Object.defineProperty(function () { /* empty */ }, 'prototype', {\n value: 42,\n writable: false\n }).prototype !== 42;\n});\n","'use strict';\nvar isObject = require('../internals/is-object');\n\nvar $String = String;\nvar $TypeError = TypeError;\n\n// `Assert: Type(argument) is Object`\nmodule.exports = function (argument) {\n if (isObject(argument)) return argument;\n throw new $TypeError($String(argument) + ' is not an object');\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\nvar V8_PROTOTYPE_DEFINE_BUG = require('../internals/v8-prototype-define-bug');\nvar anObject = require('../internals/an-object');\nvar toPropertyKey = require('../internals/to-property-key');\n\nvar $TypeError = TypeError;\n// eslint-disable-next-line es/no-object-defineproperty -- safe\nvar $defineProperty = Object.defineProperty;\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar $getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\nvar ENUMERABLE = 'enumerable';\nvar CONFIGURABLE = 'configurable';\nvar WRITABLE = 'writable';\n\n// `Object.defineProperty` method\n// https://tc39.es/ecma262/#sec-object.defineproperty\nexports.f = DESCRIPTORS ? V8_PROTOTYPE_DEFINE_BUG ? function defineProperty(O, P, Attributes) {\n anObject(O);\n P = toPropertyKey(P);\n anObject(Attributes);\n if (typeof O === 'function' && P === 'prototype' && 'value' in Attributes && WRITABLE in Attributes && !Attributes[WRITABLE]) {\n var current = $getOwnPropertyDescriptor(O, P);\n if (current && current[WRITABLE]) {\n O[P] = Attributes.value;\n Attributes = {\n configurable: CONFIGURABLE in Attributes ? Attributes[CONFIGURABLE] : current[CONFIGURABLE],\n enumerable: ENUMERABLE in Attributes ? Attributes[ENUMERABLE] : current[ENUMERABLE],\n writable: false\n };\n }\n } return $defineProperty(O, P, Attributes);\n} : $defineProperty : function defineProperty(O, P, Attributes) {\n anObject(O);\n P = toPropertyKey(P);\n anObject(Attributes);\n if (IE8_DOM_DEFINE) try {\n return $defineProperty(O, P, Attributes);\n } catch (error) { /* empty */ }\n if ('get' in Attributes || 'set' in Attributes) throw new $TypeError('Accessors not supported');\n if ('value' in Attributes) O[P] = Attributes.value;\n return O;\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar definePropertyModule = require('../internals/object-define-property');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\n\nmodule.exports = DESCRIPTORS ? function (object, key, value) {\n return definePropertyModule.f(object, key, createPropertyDescriptor(1, value));\n} : function (object, key, value) {\n object[key] = value;\n return object;\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar hasOwn = require('../internals/has-own-property');\n\nvar FunctionPrototype = Function.prototype;\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar getDescriptor = DESCRIPTORS && Object.getOwnPropertyDescriptor;\n\nvar EXISTS = hasOwn(FunctionPrototype, 'name');\n// additional protection from minified / mangled / dropped function names\nvar PROPER = EXISTS && (function something() { /* empty */ }).name === 'something';\nvar CONFIGURABLE = EXISTS && (!DESCRIPTORS || (DESCRIPTORS && getDescriptor(FunctionPrototype, 'name').configurable));\n\nmodule.exports = {\n EXISTS: EXISTS,\n PROPER: PROPER,\n CONFIGURABLE: CONFIGURABLE\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar isCallable = require('../internals/is-callable');\nvar store = require('../internals/shared-store');\n\nvar functionToString = uncurryThis(Function.toString);\n\n// this helper broken in `core-js@3.4.1-3.4.4`, so we can't use `shared` helper\nif (!isCallable(store.inspectSource)) {\n store.inspectSource = function (it) {\n return functionToString(it);\n };\n}\n\nmodule.exports = store.inspectSource;\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar isCallable = require('../internals/is-callable');\n\nvar WeakMap = globalThis.WeakMap;\n\nmodule.exports = isCallable(WeakMap) && /native code/.test(String(WeakMap));\n","'use strict';\nvar shared = require('../internals/shared');\nvar uid = require('../internals/uid');\n\nvar keys = shared('keys');\n\nmodule.exports = function (key) {\n return keys[key] || (keys[key] = uid(key));\n};\n","'use strict';\nmodule.exports = {};\n","'use strict';\nvar NATIVE_WEAK_MAP = require('../internals/weak-map-basic-detection');\nvar globalThis = require('../internals/global-this');\nvar isObject = require('../internals/is-object');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar hasOwn = require('../internals/has-own-property');\nvar shared = require('../internals/shared-store');\nvar sharedKey = require('../internals/shared-key');\nvar hiddenKeys = require('../internals/hidden-keys');\n\nvar OBJECT_ALREADY_INITIALIZED = 'Object already initialized';\nvar TypeError = globalThis.TypeError;\nvar WeakMap = globalThis.WeakMap;\nvar set, get, has;\n\nvar enforce = function (it) {\n return has(it) ? get(it) : set(it, {});\n};\n\nvar getterFor = function (TYPE) {\n return function (it) {\n var state;\n if (!isObject(it) || (state = get(it)).type !== TYPE) {\n throw new TypeError('Incompatible receiver, ' + TYPE + ' required');\n } return state;\n };\n};\n\nif (NATIVE_WEAK_MAP || shared.state) {\n var store = shared.state || (shared.state = new WeakMap());\n /* eslint-disable no-self-assign -- prototype methods protection */\n store.get = store.get;\n store.has = store.has;\n store.set = store.set;\n /* eslint-enable no-self-assign -- prototype methods protection */\n set = function (it, metadata) {\n if (store.has(it)) throw new TypeError(OBJECT_ALREADY_INITIALIZED);\n metadata.facade = it;\n store.set(it, metadata);\n return metadata;\n };\n get = function (it) {\n return store.get(it) || {};\n };\n has = function (it) {\n return store.has(it);\n };\n} else {\n var STATE = sharedKey('state');\n hiddenKeys[STATE] = true;\n set = function (it, metadata) {\n if (hasOwn(it, STATE)) throw new TypeError(OBJECT_ALREADY_INITIALIZED);\n metadata.facade = it;\n createNonEnumerableProperty(it, STATE, metadata);\n return metadata;\n };\n get = function (it) {\n return hasOwn(it, STATE) ? it[STATE] : {};\n };\n has = function (it) {\n return hasOwn(it, STATE);\n };\n}\n\nmodule.exports = {\n set: set,\n get: get,\n has: has,\n enforce: enforce,\n getterFor: getterFor\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fails = require('../internals/fails');\nvar isCallable = require('../internals/is-callable');\nvar hasOwn = require('../internals/has-own-property');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar CONFIGURABLE_FUNCTION_NAME = require('../internals/function-name').CONFIGURABLE;\nvar inspectSource = require('../internals/inspect-source');\nvar InternalStateModule = require('../internals/internal-state');\n\nvar enforceInternalState = InternalStateModule.enforce;\nvar getInternalState = InternalStateModule.get;\nvar $String = String;\n// eslint-disable-next-line es/no-object-defineproperty -- safe\nvar defineProperty = Object.defineProperty;\nvar stringSlice = uncurryThis(''.slice);\nvar replace = uncurryThis(''.replace);\nvar join = uncurryThis([].join);\n\nvar CONFIGURABLE_LENGTH = DESCRIPTORS && !fails(function () {\n return defineProperty(function () { /* empty */ }, 'length', { value: 8 }).length !== 8;\n});\n\nvar TEMPLATE = String(String).split('String');\n\nvar makeBuiltIn = module.exports = function (value, name, options) {\n if (stringSlice($String(name), 0, 7) === 'Symbol(') {\n name = '[' + replace($String(name), /^Symbol\\(([^)]*)\\).*$/, '$1') + ']';\n }\n if (options && options.getter) name = 'get ' + name;\n if (options && options.setter) name = 'set ' + name;\n if (!hasOwn(value, 'name') || (CONFIGURABLE_FUNCTION_NAME && value.name !== name)) {\n if (DESCRIPTORS) defineProperty(value, 'name', { value: name, configurable: true });\n else value.name = name;\n }\n if (CONFIGURABLE_LENGTH && options && hasOwn(options, 'arity') && value.length !== options.arity) {\n defineProperty(value, 'length', { value: options.arity });\n }\n try {\n if (options && hasOwn(options, 'constructor') && options.constructor) {\n if (DESCRIPTORS) defineProperty(value, 'prototype', { writable: false });\n // in V8 ~ Chrome 53, prototypes of some methods, like `Array.prototype.values`, are non-writable\n } else if (value.prototype) value.prototype = undefined;\n } catch (error) { /* empty */ }\n var state = enforceInternalState(value);\n if (!hasOwn(state, 'source')) {\n state.source = join(TEMPLATE, typeof name == 'string' ? name : '');\n } return value;\n};\n\n// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative\n// eslint-disable-next-line no-extend-native -- required\nFunction.prototype.toString = makeBuiltIn(function toString() {\n return isCallable(this) && getInternalState(this).source || inspectSource(this);\n}, 'toString');\n","'use strict';\nvar isCallable = require('../internals/is-callable');\nvar definePropertyModule = require('../internals/object-define-property');\nvar makeBuiltIn = require('../internals/make-built-in');\nvar defineGlobalProperty = require('../internals/define-global-property');\n\nmodule.exports = function (O, key, value, options) {\n if (!options) options = {};\n var simple = options.enumerable;\n var name = options.name !== undefined ? options.name : key;\n if (isCallable(value)) makeBuiltIn(value, name, options);\n if (options.global) {\n if (simple) O[key] = value;\n else defineGlobalProperty(key, value);\n } else {\n try {\n if (!options.unsafe) delete O[key];\n else if (O[key]) simple = true;\n } catch (error) { /* empty */ }\n if (simple) O[key] = value;\n else definePropertyModule.f(O, key, {\n value: value,\n enumerable: false,\n configurable: !options.nonConfigurable,\n writable: !options.nonWritable\n });\n } return O;\n};\n","'use strict';\nvar ceil = Math.ceil;\nvar floor = Math.floor;\n\n// `Math.trunc` method\n// https://tc39.es/ecma262/#sec-math.trunc\n// eslint-disable-next-line es/no-math-trunc -- safe\nmodule.exports = Math.trunc || function trunc(x) {\n var n = +x;\n return (n > 0 ? floor : ceil)(n);\n};\n","'use strict';\nvar trunc = require('../internals/math-trunc');\n\n// `ToIntegerOrInfinity` abstract operation\n// https://tc39.es/ecma262/#sec-tointegerorinfinity\nmodule.exports = function (argument) {\n var number = +argument;\n // eslint-disable-next-line no-self-compare -- NaN check\n return number !== number || number === 0 ? 0 : trunc(number);\n};\n","'use strict';\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\n\nvar max = Math.max;\nvar min = Math.min;\n\n// Helper for a popular repeating case of the spec:\n// Let integer be ? ToInteger(index).\n// If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).\nmodule.exports = function (index, length) {\n var integer = toIntegerOrInfinity(index);\n return integer < 0 ? max(integer + length, 0) : min(integer, length);\n};\n","'use strict';\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\n\nvar min = Math.min;\n\n// `ToLength` abstract operation\n// https://tc39.es/ecma262/#sec-tolength\nmodule.exports = function (argument) {\n var len = toIntegerOrInfinity(argument);\n return len > 0 ? min(len, 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991\n};\n","'use strict';\nvar toLength = require('../internals/to-length');\n\n// `LengthOfArrayLike` abstract operation\n// https://tc39.es/ecma262/#sec-lengthofarraylike\nmodule.exports = function (obj) {\n return toLength(obj.length);\n};\n","'use strict';\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\n\n// `Array.prototype.{ indexOf, includes }` methods implementation\nvar createMethod = function (IS_INCLUDES) {\n return function ($this, el, fromIndex) {\n var O = toIndexedObject($this);\n var length = lengthOfArrayLike(O);\n if (length === 0) return !IS_INCLUDES && -1;\n var index = toAbsoluteIndex(fromIndex, length);\n var value;\n // Array#includes uses SameValueZero equality algorithm\n // eslint-disable-next-line no-self-compare -- NaN check\n if (IS_INCLUDES && el !== el) while (length > index) {\n value = O[index++];\n // eslint-disable-next-line no-self-compare -- NaN check\n if (value !== value) return true;\n // Array#indexOf ignores holes, Array#includes - not\n } else for (;length > index; index++) {\n if ((IS_INCLUDES || index in O) && O[index] === el) return IS_INCLUDES || index || 0;\n } return !IS_INCLUDES && -1;\n };\n};\n\nmodule.exports = {\n // `Array.prototype.includes` method\n // https://tc39.es/ecma262/#sec-array.prototype.includes\n includes: createMethod(true),\n // `Array.prototype.indexOf` method\n // https://tc39.es/ecma262/#sec-array.prototype.indexof\n indexOf: createMethod(false)\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar hasOwn = require('../internals/has-own-property');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar indexOf = require('../internals/array-includes').indexOf;\nvar hiddenKeys = require('../internals/hidden-keys');\n\nvar push = uncurryThis([].push);\n\nmodule.exports = function (object, names) {\n var O = toIndexedObject(object);\n var i = 0;\n var result = [];\n var key;\n for (key in O) !hasOwn(hiddenKeys, key) && hasOwn(O, key) && push(result, key);\n // Don't enum bug & hidden keys\n while (names.length > i) if (hasOwn(O, key = names[i++])) {\n ~indexOf(result, key) || push(result, key);\n }\n return result;\n};\n","'use strict';\n// IE8- don't enum bug keys\nmodule.exports = [\n 'constructor',\n 'hasOwnProperty',\n 'isPrototypeOf',\n 'propertyIsEnumerable',\n 'toLocaleString',\n 'toString',\n 'valueOf'\n];\n","'use strict';\nvar internalObjectKeys = require('../internals/object-keys-internal');\nvar enumBugKeys = require('../internals/enum-bug-keys');\n\nvar hiddenKeys = enumBugKeys.concat('length', 'prototype');\n\n// `Object.getOwnPropertyNames` method\n// https://tc39.es/ecma262/#sec-object.getownpropertynames\n// eslint-disable-next-line es/no-object-getownpropertynames -- safe\nexports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {\n return internalObjectKeys(O, hiddenKeys);\n};\n","'use strict';\n// eslint-disable-next-line es/no-object-getownpropertysymbols -- safe\nexports.f = Object.getOwnPropertySymbols;\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar getOwnPropertyNamesModule = require('../internals/object-get-own-property-names');\nvar getOwnPropertySymbolsModule = require('../internals/object-get-own-property-symbols');\nvar anObject = require('../internals/an-object');\n\nvar concat = uncurryThis([].concat);\n\n// all object keys, includes non-enumerable and symbols\nmodule.exports = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {\n var keys = getOwnPropertyNamesModule.f(anObject(it));\n var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;\n return getOwnPropertySymbols ? concat(keys, getOwnPropertySymbols(it)) : keys;\n};\n","'use strict';\nvar hasOwn = require('../internals/has-own-property');\nvar ownKeys = require('../internals/own-keys');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar definePropertyModule = require('../internals/object-define-property');\n\nmodule.exports = function (target, source, exceptions) {\n var keys = ownKeys(source);\n var defineProperty = definePropertyModule.f;\n var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\n for (var i = 0; i < keys.length; i++) {\n var key = keys[i];\n if (!hasOwn(target, key) && !(exceptions && hasOwn(exceptions, key))) {\n defineProperty(target, key, getOwnPropertyDescriptor(source, key));\n }\n }\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar isCallable = require('../internals/is-callable');\n\nvar replacement = /#|\\.prototype\\./;\n\nvar isForced = function (feature, detection) {\n var value = data[normalize(feature)];\n return value === POLYFILL ? true\n : value === NATIVE ? false\n : isCallable(detection) ? fails(detection)\n : !!detection;\n};\n\nvar normalize = isForced.normalize = function (string) {\n return String(string).replace(replacement, '.').toLowerCase();\n};\n\nvar data = isForced.data = {};\nvar NATIVE = isForced.NATIVE = 'N';\nvar POLYFILL = isForced.POLYFILL = 'P';\n\nmodule.exports = isForced;\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar defineGlobalProperty = require('../internals/define-global-property');\nvar copyConstructorProperties = require('../internals/copy-constructor-properties');\nvar isForced = require('../internals/is-forced');\n\n/*\n options.target - name of the target object\n options.global - target is the global object\n options.stat - export as static methods of target\n options.proto - export as prototype methods of target\n options.real - real prototype method for the `pure` version\n options.forced - export even if the native feature is available\n options.bind - bind methods to the target, required for the `pure` version\n options.wrap - wrap constructors to preventing global pollution, required for the `pure` version\n options.unsafe - use the simple assignment of property instead of delete + defineProperty\n options.sham - add a flag to not completely full polyfills\n options.enumerable - export as enumerable property\n options.dontCallGetSet - prevent calling a getter on target\n options.name - the .name of the function if it does not match the key\n*/\nmodule.exports = function (options, source) {\n var TARGET = options.target;\n var GLOBAL = options.global;\n var STATIC = options.stat;\n var FORCED, target, key, targetProperty, sourceProperty, descriptor;\n if (GLOBAL) {\n target = globalThis;\n } else if (STATIC) {\n target = globalThis[TARGET] || defineGlobalProperty(TARGET, {});\n } else {\n target = globalThis[TARGET] && globalThis[TARGET].prototype;\n }\n if (target) for (key in source) {\n sourceProperty = source[key];\n if (options.dontCallGetSet) {\n descriptor = getOwnPropertyDescriptor(target, key);\n targetProperty = descriptor && descriptor.value;\n } else targetProperty = target[key];\n FORCED = isForced(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);\n // contained in target\n if (!FORCED && targetProperty !== undefined) {\n if (typeof sourceProperty == typeof targetProperty) continue;\n copyConstructorProperties(sourceProperty, targetProperty);\n }\n // add a flag to not completely full polyfills\n if (options.sham || (targetProperty && targetProperty.sham)) {\n createNonEnumerableProperty(sourceProperty, 'sham', true);\n }\n defineBuiltIn(target, key, sourceProperty, options);\n }\n};\n","'use strict';\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar TO_STRING_TAG = wellKnownSymbol('toStringTag');\nvar test = {};\n\ntest[TO_STRING_TAG] = 'z';\n\nmodule.exports = String(test) === '[object z]';\n","'use strict';\nvar TO_STRING_TAG_SUPPORT = require('../internals/to-string-tag-support');\nvar isCallable = require('../internals/is-callable');\nvar classofRaw = require('../internals/classof-raw');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar TO_STRING_TAG = wellKnownSymbol('toStringTag');\nvar $Object = Object;\n\n// ES3 wrong here\nvar CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) === 'Arguments';\n\n// fallback for IE11 Script Access Denied error\nvar tryGet = function (it, key) {\n try {\n return it[key];\n } catch (error) { /* empty */ }\n};\n\n// getting tag from ES6+ `Object.prototype.toString`\nmodule.exports = TO_STRING_TAG_SUPPORT ? classofRaw : function (it) {\n var O, tag, result;\n return it === undefined ? 'Undefined' : it === null ? 'Null'\n // @@toStringTag case\n : typeof (tag = tryGet(O = $Object(it), TO_STRING_TAG)) == 'string' ? tag\n // builtinTag case\n : CORRECT_ARGUMENTS ? classofRaw(O)\n // ES3 arguments fallback\n : (result = classofRaw(O)) === 'Object' && isCallable(O.callee) ? 'Arguments' : result;\n};\n","'use strict';\nvar classof = require('../internals/classof');\n\nvar $String = String;\n\nmodule.exports = function (argument) {\n if (classof(argument) === 'Symbol') throw new TypeError('Cannot convert a Symbol value to a string');\n return $String(argument);\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\n\n// `RegExp.prototype.flags` getter implementation\n// https://tc39.es/ecma262/#sec-get-regexp.prototype.flags\nmodule.exports = function () {\n var that = anObject(this);\n var result = '';\n if (that.hasIndices) result += 'd';\n if (that.global) result += 'g';\n if (that.ignoreCase) result += 'i';\n if (that.multiline) result += 'm';\n if (that.dotAll) result += 's';\n if (that.unicode) result += 'u';\n if (that.unicodeSets) result += 'v';\n if (that.sticky) result += 'y';\n return result;\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar globalThis = require('../internals/global-this');\n\n// babel-minify and Closure Compiler transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError\nvar $RegExp = globalThis.RegExp;\n\nvar UNSUPPORTED_Y = fails(function () {\n var re = $RegExp('a', 'y');\n re.lastIndex = 2;\n return re.exec('abcd') !== null;\n});\n\n// UC Browser bug\n// https://github.com/zloirock/core-js/issues/1008\nvar MISSED_STICKY = UNSUPPORTED_Y || fails(function () {\n return !$RegExp('a', 'y').sticky;\n});\n\nvar BROKEN_CARET = UNSUPPORTED_Y || fails(function () {\n // https://bugzilla.mozilla.org/show_bug.cgi?id=773687\n var re = $RegExp('^r', 'gy');\n re.lastIndex = 2;\n return re.exec('str') !== null;\n});\n\nmodule.exports = {\n BROKEN_CARET: BROKEN_CARET,\n MISSED_STICKY: MISSED_STICKY,\n UNSUPPORTED_Y: UNSUPPORTED_Y\n};\n","'use strict';\nvar internalObjectKeys = require('../internals/object-keys-internal');\nvar enumBugKeys = require('../internals/enum-bug-keys');\n\n// `Object.keys` method\n// https://tc39.es/ecma262/#sec-object.keys\n// eslint-disable-next-line es/no-object-keys -- safe\nmodule.exports = Object.keys || function keys(O) {\n return internalObjectKeys(O, enumBugKeys);\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar V8_PROTOTYPE_DEFINE_BUG = require('../internals/v8-prototype-define-bug');\nvar definePropertyModule = require('../internals/object-define-property');\nvar anObject = require('../internals/an-object');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar objectKeys = require('../internals/object-keys');\n\n// `Object.defineProperties` method\n// https://tc39.es/ecma262/#sec-object.defineproperties\n// eslint-disable-next-line es/no-object-defineproperties -- safe\nexports.f = DESCRIPTORS && !V8_PROTOTYPE_DEFINE_BUG ? Object.defineProperties : function defineProperties(O, Properties) {\n anObject(O);\n var props = toIndexedObject(Properties);\n var keys = objectKeys(Properties);\n var length = keys.length;\n var index = 0;\n var key;\n while (length > index) definePropertyModule.f(O, key = keys[index++], props[key]);\n return O;\n};\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\n\nmodule.exports = getBuiltIn('document', 'documentElement');\n","'use strict';\n/* global ActiveXObject -- old IE, WSH */\nvar anObject = require('../internals/an-object');\nvar definePropertiesModule = require('../internals/object-define-properties');\nvar enumBugKeys = require('../internals/enum-bug-keys');\nvar hiddenKeys = require('../internals/hidden-keys');\nvar html = require('../internals/html');\nvar documentCreateElement = require('../internals/document-create-element');\nvar sharedKey = require('../internals/shared-key');\n\nvar GT = '>';\nvar LT = '<';\nvar PROTOTYPE = 'prototype';\nvar SCRIPT = 'script';\nvar IE_PROTO = sharedKey('IE_PROTO');\n\nvar EmptyConstructor = function () { /* empty */ };\n\nvar scriptTag = function (content) {\n return LT + SCRIPT + GT + content + LT + '/' + SCRIPT + GT;\n};\n\n// Create object with fake `null` prototype: use ActiveX Object with cleared prototype\nvar NullProtoObjectViaActiveX = function (activeXDocument) {\n activeXDocument.write(scriptTag(''));\n activeXDocument.close();\n var temp = activeXDocument.parentWindow.Object;\n // eslint-disable-next-line no-useless-assignment -- avoid memory leak\n activeXDocument = null;\n return temp;\n};\n\n// Create object with fake `null` prototype: use iframe Object with cleared prototype\nvar NullProtoObjectViaIFrame = function () {\n // Thrash, waste and sodomy: IE GC bug\n var iframe = documentCreateElement('iframe');\n var JS = 'java' + SCRIPT + ':';\n var iframeDocument;\n iframe.style.display = 'none';\n html.appendChild(iframe);\n // https://github.com/zloirock/core-js/issues/475\n iframe.src = String(JS);\n iframeDocument = iframe.contentWindow.document;\n iframeDocument.open();\n iframeDocument.write(scriptTag('document.F=Object'));\n iframeDocument.close();\n return iframeDocument.F;\n};\n\n// Check for document.domain and active x support\n// No need to use active x approach when document.domain is not set\n// see https://github.com/es-shims/es5-shim/issues/150\n// variation of https://github.com/kitcambridge/es5-shim/commit/4f738ac066346\n// avoid IE GC bug\nvar activeXDocument;\nvar NullProtoObject = function () {\n try {\n activeXDocument = new ActiveXObject('htmlfile');\n } catch (error) { /* ignore */ }\n NullProtoObject = typeof document != 'undefined'\n ? document.domain && activeXDocument\n ? NullProtoObjectViaActiveX(activeXDocument) // old IE\n : NullProtoObjectViaIFrame()\n : NullProtoObjectViaActiveX(activeXDocument); // WSH\n var length = enumBugKeys.length;\n while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys[length]];\n return NullProtoObject();\n};\n\nhiddenKeys[IE_PROTO] = true;\n\n// `Object.create` method\n// https://tc39.es/ecma262/#sec-object.create\n// eslint-disable-next-line es/no-object-create -- safe\nmodule.exports = Object.create || function create(O, Properties) {\n var result;\n if (O !== null) {\n EmptyConstructor[PROTOTYPE] = anObject(O);\n result = new EmptyConstructor();\n EmptyConstructor[PROTOTYPE] = null;\n // add \"__proto__\" for Object.getPrototypeOf polyfill\n result[IE_PROTO] = O;\n } else result = NullProtoObject();\n return Properties === undefined ? result : definePropertiesModule.f(result, Properties);\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar globalThis = require('../internals/global-this');\n\n// babel-minify and Closure Compiler transpiles RegExp('.', 's') -> /./s and it causes SyntaxError\nvar $RegExp = globalThis.RegExp;\n\nmodule.exports = fails(function () {\n var re = $RegExp('.', 's');\n return !(re.dotAll && re.test('\\n') && re.flags === 's');\n});\n","'use strict';\nvar fails = require('../internals/fails');\nvar globalThis = require('../internals/global-this');\n\n// babel-minify and Closure Compiler transpiles RegExp('(?b)', 'g') -> /(?b)/g and it causes SyntaxError\nvar $RegExp = globalThis.RegExp;\n\nmodule.exports = fails(function () {\n var re = $RegExp('(?b)', 'g');\n return re.exec('b').groups.a !== 'b' ||\n 'b'.replace(re, '$c') !== 'bc';\n});\n","'use strict';\n/* eslint-disable regexp/no-empty-capturing-group, regexp/no-empty-group, regexp/no-lazy-ends -- testing */\n/* eslint-disable regexp/no-useless-quantifier -- testing */\nvar call = require('../internals/function-call');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar toString = require('../internals/to-string');\nvar regexpFlags = require('../internals/regexp-flags');\nvar stickyHelpers = require('../internals/regexp-sticky-helpers');\nvar shared = require('../internals/shared');\nvar create = require('../internals/object-create');\nvar getInternalState = require('../internals/internal-state').get;\nvar UNSUPPORTED_DOT_ALL = require('../internals/regexp-unsupported-dot-all');\nvar UNSUPPORTED_NCG = require('../internals/regexp-unsupported-ncg');\n\nvar nativeReplace = shared('native-string-replace', String.prototype.replace);\nvar nativeExec = RegExp.prototype.exec;\nvar patchedExec = nativeExec;\nvar charAt = uncurryThis(''.charAt);\nvar indexOf = uncurryThis(''.indexOf);\nvar replace = uncurryThis(''.replace);\nvar stringSlice = uncurryThis(''.slice);\n\nvar UPDATES_LAST_INDEX_WRONG = (function () {\n var re1 = /a/;\n var re2 = /b*/g;\n call(nativeExec, re1, 'a');\n call(nativeExec, re2, 'a');\n return re1.lastIndex !== 0 || re2.lastIndex !== 0;\n})();\n\nvar UNSUPPORTED_Y = stickyHelpers.BROKEN_CARET;\n\n// nonparticipating capturing group, copied from es5-shim's String#split patch.\nvar NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;\n\nvar PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED || UNSUPPORTED_Y || UNSUPPORTED_DOT_ALL || UNSUPPORTED_NCG;\n\nif (PATCH) {\n patchedExec = function exec(string) {\n var re = this;\n var state = getInternalState(re);\n var str = toString(string);\n var raw = state.raw;\n var result, reCopy, lastIndex, match, i, object, group;\n\n if (raw) {\n raw.lastIndex = re.lastIndex;\n result = call(patchedExec, raw, str);\n re.lastIndex = raw.lastIndex;\n return result;\n }\n\n var groups = state.groups;\n var sticky = UNSUPPORTED_Y && re.sticky;\n var flags = call(regexpFlags, re);\n var source = re.source;\n var charsAdded = 0;\n var strCopy = str;\n\n if (sticky) {\n flags = replace(flags, 'y', '');\n if (indexOf(flags, 'g') === -1) {\n flags += 'g';\n }\n\n strCopy = stringSlice(str, re.lastIndex);\n // Support anchored sticky behavior.\n if (re.lastIndex > 0 && (!re.multiline || re.multiline && charAt(str, re.lastIndex - 1) !== '\\n')) {\n source = '(?: ' + source + ')';\n strCopy = ' ' + strCopy;\n charsAdded++;\n }\n // ^(? + rx + ) is needed, in combination with some str slicing, to\n // simulate the 'y' flag.\n reCopy = new RegExp('^(?:' + source + ')', flags);\n }\n\n if (NPCG_INCLUDED) {\n reCopy = new RegExp('^' + source + '$(?!\\\\s)', flags);\n }\n if (UPDATES_LAST_INDEX_WRONG) lastIndex = re.lastIndex;\n\n match = call(nativeExec, sticky ? reCopy : re, strCopy);\n\n if (sticky) {\n if (match) {\n match.input = stringSlice(match.input, charsAdded);\n match[0] = stringSlice(match[0], charsAdded);\n match.index = re.lastIndex;\n re.lastIndex += match[0].length;\n } else re.lastIndex = 0;\n } else if (UPDATES_LAST_INDEX_WRONG && match) {\n re.lastIndex = re.global ? match.index + match[0].length : lastIndex;\n }\n if (NPCG_INCLUDED && match && match.length > 1) {\n // Fix browsers whose `exec` methods don't consistently return `undefined`\n // for NPCG, like IE8. NOTE: This doesn't work for /(.?)?/\n call(nativeReplace, match[0], reCopy, function () {\n for (i = 1; i < arguments.length - 2; i++) {\n if (arguments[i] === undefined) match[i] = undefined;\n }\n });\n }\n\n if (match && groups) {\n match.groups = object = create(null);\n for (i = 0; i < groups.length; i++) {\n group = groups[i];\n object[group[0]] = match[group[1]];\n }\n }\n\n return match;\n };\n}\n\nmodule.exports = patchedExec;\n","'use strict';\nvar $ = require('../internals/export');\nvar exec = require('../internals/regexp-exec');\n\n// `RegExp.prototype.exec` method\n// https://tc39.es/ecma262/#sec-regexp.prototype.exec\n$({ target: 'RegExp', proto: true, forced: /./.exec !== exec }, {\n exec: exec\n});\n","'use strict';\n// TODO: Remove from `core-js@4` since it's moved to entry points\nrequire('../modules/es.regexp.exec');\nvar call = require('../internals/function-call');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar regexpExec = require('../internals/regexp-exec');\nvar fails = require('../internals/fails');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\n\nvar SPECIES = wellKnownSymbol('species');\nvar RegExpPrototype = RegExp.prototype;\n\nmodule.exports = function (KEY, exec, FORCED, SHAM) {\n var SYMBOL = wellKnownSymbol(KEY);\n\n var DELEGATES_TO_SYMBOL = !fails(function () {\n // String methods call symbol-named RegExp methods\n var O = {};\n O[SYMBOL] = function () { return 7; };\n return ''[KEY](O) !== 7;\n });\n\n var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL && !fails(function () {\n // Symbol-named RegExp methods call .exec\n var execCalled = false;\n var re = /a/;\n\n if (KEY === 'split') {\n // We can't use real regex here since it causes deoptimization\n // and serious performance degradation in V8\n // https://github.com/zloirock/core-js/issues/306\n re = {};\n // RegExp[@@split] doesn't call the regex's exec method, but first creates\n // a new one. We need to return the patched regex when creating the new one.\n re.constructor = {};\n re.constructor[SPECIES] = function () { return re; };\n re.flags = '';\n re[SYMBOL] = /./[SYMBOL];\n }\n\n re.exec = function () {\n execCalled = true;\n return null;\n };\n\n re[SYMBOL]('');\n return !execCalled;\n });\n\n if (\n !DELEGATES_TO_SYMBOL ||\n !DELEGATES_TO_EXEC ||\n FORCED\n ) {\n var nativeRegExpMethod = /./[SYMBOL];\n var methods = exec(SYMBOL, ''[KEY], function (nativeMethod, regexp, str, arg2, forceStringMethod) {\n var $exec = regexp.exec;\n if ($exec === regexpExec || $exec === RegExpPrototype.exec) {\n if (DELEGATES_TO_SYMBOL && !forceStringMethod) {\n // The native String method already delegates to @@method (this\n // polyfilled function), leasing to infinite recursion.\n // We avoid it by directly calling the native @@method method.\n return { done: true, value: call(nativeRegExpMethod, regexp, str, arg2) };\n }\n return { done: true, value: call(nativeMethod, str, regexp, arg2) };\n }\n return { done: false };\n });\n\n defineBuiltIn(String.prototype, KEY, methods[0]);\n defineBuiltIn(RegExpPrototype, SYMBOL, methods[1]);\n }\n\n if (SHAM) createNonEnumerableProperty(RegExpPrototype[SYMBOL], 'sham', true);\n};\n","'use strict';\n// `SameValue` abstract operation\n// https://tc39.es/ecma262/#sec-samevalue\n// eslint-disable-next-line es/no-object-is -- safe\nmodule.exports = Object.is || function is(x, y) {\n // eslint-disable-next-line no-self-compare -- NaN check\n return x === y ? x !== 0 || 1 / x === 1 / y : x !== x && y !== y;\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar anObject = require('../internals/an-object');\nvar isCallable = require('../internals/is-callable');\nvar classof = require('../internals/classof-raw');\nvar regexpExec = require('../internals/regexp-exec');\n\nvar $TypeError = TypeError;\n\n// `RegExpExec` abstract operation\n// https://tc39.es/ecma262/#sec-regexpexec\nmodule.exports = function (R, S) {\n var exec = R.exec;\n if (isCallable(exec)) {\n var result = call(exec, R, S);\n if (result !== null) anObject(result);\n return result;\n }\n if (classof(R) === 'RegExp') return call(regexpExec, R, S);\n throw new $TypeError('RegExp#exec called on incompatible receiver');\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar fixRegExpWellKnownSymbolLogic = require('../internals/fix-regexp-well-known-symbol-logic');\nvar anObject = require('../internals/an-object');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar sameValue = require('../internals/same-value');\nvar toString = require('../internals/to-string');\nvar getMethod = require('../internals/get-method');\nvar regExpExec = require('../internals/regexp-exec-abstract');\n\n// @@search logic\nfixRegExpWellKnownSymbolLogic('search', function (SEARCH, nativeSearch, maybeCallNative) {\n return [\n // `String.prototype.search` method\n // https://tc39.es/ecma262/#sec-string.prototype.search\n function search(regexp) {\n var O = requireObjectCoercible(this);\n var searcher = isNullOrUndefined(regexp) ? undefined : getMethod(regexp, SEARCH);\n return searcher ? call(searcher, regexp, O) : new RegExp(regexp)[SEARCH](toString(O));\n },\n // `RegExp.prototype[@@search]` method\n // https://tc39.es/ecma262/#sec-regexp.prototype-@@search\n function (string) {\n var rx = anObject(this);\n var S = toString(string);\n var res = maybeCallNative(nativeSearch, rx, S);\n\n if (res.done) return res.value;\n\n var previousLastIndex = rx.lastIndex;\n if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;\n var result = regExpExec(rx, S);\n if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;\n return result === null ? -1 : result.index;\n }\n ];\n});\n","'use strict';\nvar classof = require('../internals/classof-raw');\n\n// `IsArray` abstract operation\n// https://tc39.es/ecma262/#sec-isarray\n// eslint-disable-next-line es/no-array-isarray -- safe\nmodule.exports = Array.isArray || function isArray(argument) {\n return classof(argument) === 'Array';\n};\n","'use strict';\nvar $TypeError = TypeError;\nvar MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF; // 2 ** 53 - 1 == 9007199254740991\n\nmodule.exports = function (it) {\n if (it > MAX_SAFE_INTEGER) throw $TypeError('Maximum allowed index exceeded');\n return it;\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar definePropertyModule = require('../internals/object-define-property');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\n\nmodule.exports = function (object, key, value) {\n if (DESCRIPTORS) definePropertyModule.f(object, key, createPropertyDescriptor(0, value));\n else object[key] = value;\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fails = require('../internals/fails');\nvar isCallable = require('../internals/is-callable');\nvar classof = require('../internals/classof');\nvar getBuiltIn = require('../internals/get-built-in');\nvar inspectSource = require('../internals/inspect-source');\n\nvar noop = function () { /* empty */ };\nvar construct = getBuiltIn('Reflect', 'construct');\nvar constructorRegExp = /^\\s*(?:class|function)\\b/;\nvar exec = uncurryThis(constructorRegExp.exec);\nvar INCORRECT_TO_STRING = !constructorRegExp.test(noop);\n\nvar isConstructorModern = function isConstructor(argument) {\n if (!isCallable(argument)) return false;\n try {\n construct(noop, [], argument);\n return true;\n } catch (error) {\n return false;\n }\n};\n\nvar isConstructorLegacy = function isConstructor(argument) {\n if (!isCallable(argument)) return false;\n switch (classof(argument)) {\n case 'AsyncFunction':\n case 'GeneratorFunction':\n case 'AsyncGeneratorFunction': return false;\n }\n try {\n // we can't check .prototype since constructors produced by .bind haven't it\n // `Function#toString` throws on some built-it function in some legacy engines\n // (for example, `DOMQuad` and similar in FF41-)\n return INCORRECT_TO_STRING || !!exec(constructorRegExp, inspectSource(argument));\n } catch (error) {\n return true;\n }\n};\n\nisConstructorLegacy.sham = true;\n\n// `IsConstructor` abstract operation\n// https://tc39.es/ecma262/#sec-isconstructor\nmodule.exports = !construct || fails(function () {\n var called;\n return isConstructorModern(isConstructorModern.call)\n || !isConstructorModern(Object)\n || !isConstructorModern(function () { called = true; })\n || called;\n}) ? isConstructorLegacy : isConstructorModern;\n","'use strict';\nvar isArray = require('../internals/is-array');\nvar isConstructor = require('../internals/is-constructor');\nvar isObject = require('../internals/is-object');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar SPECIES = wellKnownSymbol('species');\nvar $Array = Array;\n\n// a part of `ArraySpeciesCreate` abstract operation\n// https://tc39.es/ecma262/#sec-arrayspeciescreate\nmodule.exports = function (originalArray) {\n var C;\n if (isArray(originalArray)) {\n C = originalArray.constructor;\n // cross-realm fallback\n if (isConstructor(C) && (C === $Array || isArray(C.prototype))) C = undefined;\n else if (isObject(C)) {\n C = C[SPECIES];\n if (C === null) C = undefined;\n }\n } return C === undefined ? $Array : C;\n};\n","'use strict';\nvar arraySpeciesConstructor = require('../internals/array-species-constructor');\n\n// `ArraySpeciesCreate` abstract operation\n// https://tc39.es/ecma262/#sec-arrayspeciescreate\nmodule.exports = function (originalArray, length) {\n return new (arraySpeciesConstructor(originalArray))(length === 0 ? 0 : length);\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar V8_VERSION = require('../internals/environment-v8-version');\n\nvar SPECIES = wellKnownSymbol('species');\n\nmodule.exports = function (METHOD_NAME) {\n // We can't use this feature detection in V8 since it causes\n // deoptimization and serious performance degradation\n // https://github.com/zloirock/core-js/issues/677\n return V8_VERSION >= 51 || !fails(function () {\n var array = [];\n var constructor = array.constructor = {};\n constructor[SPECIES] = function () {\n return { foo: 1 };\n };\n return array[METHOD_NAME](Boolean).foo !== 1;\n });\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar fails = require('../internals/fails');\nvar isArray = require('../internals/is-array');\nvar isObject = require('../internals/is-object');\nvar toObject = require('../internals/to-object');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar doesNotExceedSafeInteger = require('../internals/does-not-exceed-safe-integer');\nvar createProperty = require('../internals/create-property');\nvar arraySpeciesCreate = require('../internals/array-species-create');\nvar arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar V8_VERSION = require('../internals/environment-v8-version');\n\nvar IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');\n\n// We can't use this feature detection in V8 since it causes\n// deoptimization and serious performance degradation\n// https://github.com/zloirock/core-js/issues/679\nvar IS_CONCAT_SPREADABLE_SUPPORT = V8_VERSION >= 51 || !fails(function () {\n var array = [];\n array[IS_CONCAT_SPREADABLE] = false;\n return array.concat()[0] !== array;\n});\n\nvar isConcatSpreadable = function (O) {\n if (!isObject(O)) return false;\n var spreadable = O[IS_CONCAT_SPREADABLE];\n return spreadable !== undefined ? !!spreadable : isArray(O);\n};\n\nvar FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !arrayMethodHasSpeciesSupport('concat');\n\n// `Array.prototype.concat` method\n// https://tc39.es/ecma262/#sec-array.prototype.concat\n// with adding support of @@isConcatSpreadable and @@species\n$({ target: 'Array', proto: true, arity: 1, forced: FORCED }, {\n // eslint-disable-next-line no-unused-vars -- required for `.length`\n concat: function concat(arg) {\n var O = toObject(this);\n var A = arraySpeciesCreate(O, 0);\n var n = 0;\n var i, k, length, len, E;\n for (i = -1, length = arguments.length; i < length; i++) {\n E = i === -1 ? O : arguments[i];\n if (isConcatSpreadable(E)) {\n len = lengthOfArrayLike(E);\n doesNotExceedSafeInteger(n + len);\n for (k = 0; k < len; k++, n++) if (k in E) createProperty(A, n, E[k]);\n } else {\n doesNotExceedSafeInteger(n + 1);\n createProperty(A, n++, E);\n }\n }\n A.length = n;\n return A;\n }\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\n\n// `Array.prototype.fill` method implementation\n// https://tc39.es/ecma262/#sec-array.prototype.fill\nmodule.exports = function fill(value /* , start = 0, end = @length */) {\n var O = toObject(this);\n var length = lengthOfArrayLike(O);\n var argumentsLength = arguments.length;\n var index = toAbsoluteIndex(argumentsLength > 1 ? arguments[1] : undefined, length);\n var end = argumentsLength > 2 ? arguments[2] : undefined;\n var endPos = end === undefined ? length : toAbsoluteIndex(end, length);\n while (endPos > index) O[index++] = value;\n return O;\n};\n","'use strict';\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar create = require('../internals/object-create');\nvar defineProperty = require('../internals/object-define-property').f;\n\nvar UNSCOPABLES = wellKnownSymbol('unscopables');\nvar ArrayPrototype = Array.prototype;\n\n// Array.prototype[@@unscopables]\n// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables\nif (ArrayPrototype[UNSCOPABLES] === undefined) {\n defineProperty(ArrayPrototype, UNSCOPABLES, {\n configurable: true,\n value: create(null)\n });\n}\n\n// add a key to Array.prototype[@@unscopables]\nmodule.exports = function (key) {\n ArrayPrototype[UNSCOPABLES][key] = true;\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar fill = require('../internals/array-fill');\nvar addToUnscopables = require('../internals/add-to-unscopables');\n\n// `Array.prototype.fill` method\n// https://tc39.es/ecma262/#sec-array.prototype.fill\n$({ target: 'Array', proto: true }, {\n fill: fill\n});\n\n// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables\naddToUnscopables('fill');\n","'use strict';\nvar classofRaw = require('../internals/classof-raw');\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nmodule.exports = function (fn) {\n // Nashorn bug:\n // https://github.com/zloirock/core-js/issues/1128\n // https://github.com/zloirock/core-js/issues/1130\n if (classofRaw(fn) === 'Function') return uncurryThis(fn);\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this-clause');\nvar aCallable = require('../internals/a-callable');\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar bind = uncurryThis(uncurryThis.bind);\n\n// optional / simple context binding\nmodule.exports = function (fn, that) {\n aCallable(fn);\n return that === undefined ? fn : NATIVE_BIND ? bind(fn, that) : function (/* ...args */) {\n return fn.apply(that, arguments);\n };\n};\n","'use strict';\nvar bind = require('../internals/function-bind-context');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar IndexedObject = require('../internals/indexed-object');\nvar toObject = require('../internals/to-object');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar arraySpeciesCreate = require('../internals/array-species-create');\n\nvar push = uncurryThis([].push);\n\n// `Array.prototype.{ forEach, map, filter, some, every, find, findIndex, filterReject }` methods implementation\nvar createMethod = function (TYPE) {\n var IS_MAP = TYPE === 1;\n var IS_FILTER = TYPE === 2;\n var IS_SOME = TYPE === 3;\n var IS_EVERY = TYPE === 4;\n var IS_FIND_INDEX = TYPE === 6;\n var IS_FILTER_REJECT = TYPE === 7;\n var NO_HOLES = TYPE === 5 || IS_FIND_INDEX;\n return function ($this, callbackfn, that, specificCreate) {\n var O = toObject($this);\n var self = IndexedObject(O);\n var length = lengthOfArrayLike(self);\n var boundFunction = bind(callbackfn, that);\n var index = 0;\n var create = specificCreate || arraySpeciesCreate;\n var target = IS_MAP ? create($this, length) : IS_FILTER || IS_FILTER_REJECT ? create($this, 0) : undefined;\n var value, result;\n for (;length > index; index++) if (NO_HOLES || index in self) {\n value = self[index];\n result = boundFunction(value, index, O);\n if (TYPE) {\n if (IS_MAP) target[index] = result; // map\n else if (result) switch (TYPE) {\n case 3: return true; // some\n case 5: return value; // find\n case 6: return index; // findIndex\n case 2: push(target, value); // filter\n } else switch (TYPE) {\n case 4: return false; // every\n case 7: push(target, value); // filterReject\n }\n }\n }\n return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;\n };\n};\n\nmodule.exports = {\n // `Array.prototype.forEach` method\n // https://tc39.es/ecma262/#sec-array.prototype.foreach\n forEach: createMethod(0),\n // `Array.prototype.map` method\n // https://tc39.es/ecma262/#sec-array.prototype.map\n map: createMethod(1),\n // `Array.prototype.filter` method\n // https://tc39.es/ecma262/#sec-array.prototype.filter\n filter: createMethod(2),\n // `Array.prototype.some` method\n // https://tc39.es/ecma262/#sec-array.prototype.some\n some: createMethod(3),\n // `Array.prototype.every` method\n // https://tc39.es/ecma262/#sec-array.prototype.every\n every: createMethod(4),\n // `Array.prototype.find` method\n // https://tc39.es/ecma262/#sec-array.prototype.find\n find: createMethod(5),\n // `Array.prototype.findIndex` method\n // https://tc39.es/ecma262/#sec-array.prototype.findIndex\n findIndex: createMethod(6),\n // `Array.prototype.filterReject` method\n // https://github.com/tc39/proposal-array-filtering\n filterReject: createMethod(7)\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar $filter = require('../internals/array-iteration').filter;\nvar arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');\n\nvar HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('filter');\n\n// `Array.prototype.filter` method\n// https://tc39.es/ecma262/#sec-array.prototype.filter\n// with adding support of @@species\n$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {\n filter: function filter(callbackfn /* , thisArg */) {\n return $filter(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n","'use strict';\nvar $ = require('../internals/export');\nvar $includes = require('../internals/array-includes').includes;\nvar fails = require('../internals/fails');\nvar addToUnscopables = require('../internals/add-to-unscopables');\n\n// FF99+ bug\nvar BROKEN_ON_SPARSE = fails(function () {\n // eslint-disable-next-line es/no-array-prototype-includes -- detection\n return !Array(1).includes();\n});\n\n// `Array.prototype.includes` method\n// https://tc39.es/ecma262/#sec-array.prototype.includes\n$({ target: 'Array', proto: true, forced: BROKEN_ON_SPARSE }, {\n includes: function includes(el /* , fromIndex = 0 */) {\n return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n\n// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables\naddToUnscopables('includes');\n","'use strict';\nmodule.exports = {};\n","'use strict';\nvar fails = require('../internals/fails');\n\nmodule.exports = !fails(function () {\n function F() { /* empty */ }\n F.prototype.constructor = null;\n // eslint-disable-next-line es/no-object-getprototypeof -- required for testing\n return Object.getPrototypeOf(new F()) !== F.prototype;\n});\n","'use strict';\nvar hasOwn = require('../internals/has-own-property');\nvar isCallable = require('../internals/is-callable');\nvar toObject = require('../internals/to-object');\nvar sharedKey = require('../internals/shared-key');\nvar CORRECT_PROTOTYPE_GETTER = require('../internals/correct-prototype-getter');\n\nvar IE_PROTO = sharedKey('IE_PROTO');\nvar $Object = Object;\nvar ObjectPrototype = $Object.prototype;\n\n// `Object.getPrototypeOf` method\n// https://tc39.es/ecma262/#sec-object.getprototypeof\n// eslint-disable-next-line es/no-object-getprototypeof -- safe\nmodule.exports = CORRECT_PROTOTYPE_GETTER ? $Object.getPrototypeOf : function (O) {\n var object = toObject(O);\n if (hasOwn(object, IE_PROTO)) return object[IE_PROTO];\n var constructor = object.constructor;\n if (isCallable(constructor) && object instanceof constructor) {\n return constructor.prototype;\n } return object instanceof $Object ? ObjectPrototype : null;\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar isCallable = require('../internals/is-callable');\nvar isObject = require('../internals/is-object');\nvar create = require('../internals/object-create');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar IS_PURE = require('../internals/is-pure');\n\nvar ITERATOR = wellKnownSymbol('iterator');\nvar BUGGY_SAFARI_ITERATORS = false;\n\n// `%IteratorPrototype%` object\n// https://tc39.es/ecma262/#sec-%iteratorprototype%-object\nvar IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;\n\n/* eslint-disable es/no-array-prototype-keys -- safe */\nif ([].keys) {\n arrayIterator = [].keys();\n // Safari 8 has buggy iterators w/o `next`\n if (!('next' in arrayIterator)) BUGGY_SAFARI_ITERATORS = true;\n else {\n PrototypeOfArrayIteratorPrototype = getPrototypeOf(getPrototypeOf(arrayIterator));\n if (PrototypeOfArrayIteratorPrototype !== Object.prototype) IteratorPrototype = PrototypeOfArrayIteratorPrototype;\n }\n}\n\nvar NEW_ITERATOR_PROTOTYPE = !isObject(IteratorPrototype) || fails(function () {\n var test = {};\n // FF44- legacy iterators case\n return IteratorPrototype[ITERATOR].call(test) !== test;\n});\n\nif (NEW_ITERATOR_PROTOTYPE) IteratorPrototype = {};\nelse if (IS_PURE) IteratorPrototype = create(IteratorPrototype);\n\n// `%IteratorPrototype%[@@iterator]()` method\n// https://tc39.es/ecma262/#sec-%iteratorprototype%-@@iterator\nif (!isCallable(IteratorPrototype[ITERATOR])) {\n defineBuiltIn(IteratorPrototype, ITERATOR, function () {\n return this;\n });\n}\n\nmodule.exports = {\n IteratorPrototype: IteratorPrototype,\n BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS\n};\n","'use strict';\nvar defineProperty = require('../internals/object-define-property').f;\nvar hasOwn = require('../internals/has-own-property');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar TO_STRING_TAG = wellKnownSymbol('toStringTag');\n\nmodule.exports = function (target, TAG, STATIC) {\n if (target && !STATIC) target = target.prototype;\n if (target && !hasOwn(target, TO_STRING_TAG)) {\n defineProperty(target, TO_STRING_TAG, { configurable: true, value: TAG });\n }\n};\n","'use strict';\nvar IteratorPrototype = require('../internals/iterators-core').IteratorPrototype;\nvar create = require('../internals/object-create');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar Iterators = require('../internals/iterators');\n\nvar returnThis = function () { return this; };\n\nmodule.exports = function (IteratorConstructor, NAME, next, ENUMERABLE_NEXT) {\n var TO_STRING_TAG = NAME + ' Iterator';\n IteratorConstructor.prototype = create(IteratorPrototype, { next: createPropertyDescriptor(+!ENUMERABLE_NEXT, next) });\n setToStringTag(IteratorConstructor, TO_STRING_TAG, false, true);\n Iterators[TO_STRING_TAG] = returnThis;\n return IteratorConstructor;\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar aCallable = require('../internals/a-callable');\n\nmodule.exports = function (object, key, method) {\n try {\n // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\n return uncurryThis(aCallable(Object.getOwnPropertyDescriptor(object, key)[method]));\n } catch (error) { /* empty */ }\n};\n","'use strict';\nvar isObject = require('../internals/is-object');\n\nmodule.exports = function (argument) {\n return isObject(argument) || argument === null;\n};\n","'use strict';\nvar isPossiblePrototype = require('../internals/is-possible-prototype');\n\nvar $String = String;\nvar $TypeError = TypeError;\n\nmodule.exports = function (argument) {\n if (isPossiblePrototype(argument)) return argument;\n throw new $TypeError(\"Can't set \" + $String(argument) + ' as a prototype');\n};\n","'use strict';\n/* eslint-disable no-proto -- safe */\nvar uncurryThisAccessor = require('../internals/function-uncurry-this-accessor');\nvar isObject = require('../internals/is-object');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar aPossiblePrototype = require('../internals/a-possible-prototype');\n\n// `Object.setPrototypeOf` method\n// https://tc39.es/ecma262/#sec-object.setprototypeof\n// Works with __proto__ only. Old v8 can't work with null proto objects.\n// eslint-disable-next-line es/no-object-setprototypeof -- safe\nmodule.exports = Object.setPrototypeOf || ('__proto__' in {} ? function () {\n var CORRECT_SETTER = false;\n var test = {};\n var setter;\n try {\n setter = uncurryThisAccessor(Object.prototype, '__proto__', 'set');\n setter(test, []);\n CORRECT_SETTER = test instanceof Array;\n } catch (error) { /* empty */ }\n return function setPrototypeOf(O, proto) {\n requireObjectCoercible(O);\n aPossiblePrototype(proto);\n if (!isObject(O)) return O;\n if (CORRECT_SETTER) setter(O, proto);\n else O.__proto__ = proto;\n return O;\n };\n}() : undefined);\n","'use strict';\nvar $ = require('../internals/export');\nvar call = require('../internals/function-call');\nvar IS_PURE = require('../internals/is-pure');\nvar FunctionName = require('../internals/function-name');\nvar isCallable = require('../internals/is-callable');\nvar createIteratorConstructor = require('../internals/iterator-create-constructor');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar Iterators = require('../internals/iterators');\nvar IteratorsCore = require('../internals/iterators-core');\n\nvar PROPER_FUNCTION_NAME = FunctionName.PROPER;\nvar CONFIGURABLE_FUNCTION_NAME = FunctionName.CONFIGURABLE;\nvar IteratorPrototype = IteratorsCore.IteratorPrototype;\nvar BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;\nvar ITERATOR = wellKnownSymbol('iterator');\nvar KEYS = 'keys';\nvar VALUES = 'values';\nvar ENTRIES = 'entries';\n\nvar returnThis = function () { return this; };\n\nmodule.exports = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {\n createIteratorConstructor(IteratorConstructor, NAME, next);\n\n var getIterationMethod = function (KIND) {\n if (KIND === DEFAULT && defaultIterator) return defaultIterator;\n if (!BUGGY_SAFARI_ITERATORS && KIND && KIND in IterablePrototype) return IterablePrototype[KIND];\n\n switch (KIND) {\n case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };\n case VALUES: return function values() { return new IteratorConstructor(this, KIND); };\n case ENTRIES: return function entries() { return new IteratorConstructor(this, KIND); };\n }\n\n return function () { return new IteratorConstructor(this); };\n };\n\n var TO_STRING_TAG = NAME + ' Iterator';\n var INCORRECT_VALUES_NAME = false;\n var IterablePrototype = Iterable.prototype;\n var nativeIterator = IterablePrototype[ITERATOR]\n || IterablePrototype['@@iterator']\n || DEFAULT && IterablePrototype[DEFAULT];\n var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);\n var anyNativeIterator = NAME === 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;\n var CurrentIteratorPrototype, methods, KEY;\n\n // fix native\n if (anyNativeIterator) {\n CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));\n if (CurrentIteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {\n if (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {\n if (setPrototypeOf) {\n setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);\n } else if (!isCallable(CurrentIteratorPrototype[ITERATOR])) {\n defineBuiltIn(CurrentIteratorPrototype, ITERATOR, returnThis);\n }\n }\n // Set @@toStringTag to native iterators\n setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);\n if (IS_PURE) Iterators[TO_STRING_TAG] = returnThis;\n }\n }\n\n // fix Array.prototype.{ values, @@iterator }.name in V8 / FF\n if (PROPER_FUNCTION_NAME && DEFAULT === VALUES && nativeIterator && nativeIterator.name !== VALUES) {\n if (!IS_PURE && CONFIGURABLE_FUNCTION_NAME) {\n createNonEnumerableProperty(IterablePrototype, 'name', VALUES);\n } else {\n INCORRECT_VALUES_NAME = true;\n defaultIterator = function values() { return call(nativeIterator, this); };\n }\n }\n\n // export additional methods\n if (DEFAULT) {\n methods = {\n values: getIterationMethod(VALUES),\n keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),\n entries: getIterationMethod(ENTRIES)\n };\n if (FORCED) for (KEY in methods) {\n if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {\n defineBuiltIn(IterablePrototype, KEY, methods[KEY]);\n }\n } else $({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);\n }\n\n // define iterator\n if ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {\n defineBuiltIn(IterablePrototype, ITERATOR, defaultIterator, { name: DEFAULT });\n }\n Iterators[NAME] = defaultIterator;\n\n return methods;\n};\n","'use strict';\n// `CreateIterResultObject` abstract operation\n// https://tc39.es/ecma262/#sec-createiterresultobject\nmodule.exports = function (value, done) {\n return { value: value, done: done };\n};\n","'use strict';\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar addToUnscopables = require('../internals/add-to-unscopables');\nvar Iterators = require('../internals/iterators');\nvar InternalStateModule = require('../internals/internal-state');\nvar defineProperty = require('../internals/object-define-property').f;\nvar defineIterator = require('../internals/iterator-define');\nvar createIterResultObject = require('../internals/create-iter-result-object');\nvar IS_PURE = require('../internals/is-pure');\nvar DESCRIPTORS = require('../internals/descriptors');\n\nvar ARRAY_ITERATOR = 'Array Iterator';\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(ARRAY_ITERATOR);\n\n// `Array.prototype.entries` method\n// https://tc39.es/ecma262/#sec-array.prototype.entries\n// `Array.prototype.keys` method\n// https://tc39.es/ecma262/#sec-array.prototype.keys\n// `Array.prototype.values` method\n// https://tc39.es/ecma262/#sec-array.prototype.values\n// `Array.prototype[@@iterator]` method\n// https://tc39.es/ecma262/#sec-array.prototype-@@iterator\n// `CreateArrayIterator` internal method\n// https://tc39.es/ecma262/#sec-createarrayiterator\nmodule.exports = defineIterator(Array, 'Array', function (iterated, kind) {\n setInternalState(this, {\n type: ARRAY_ITERATOR,\n target: toIndexedObject(iterated), // target\n index: 0, // next index\n kind: kind // kind\n });\n// `%ArrayIteratorPrototype%.next` method\n// https://tc39.es/ecma262/#sec-%arrayiteratorprototype%.next\n}, function () {\n var state = getInternalState(this);\n var target = state.target;\n var index = state.index++;\n if (!target || index >= target.length) {\n state.target = null;\n return createIterResultObject(undefined, true);\n }\n switch (state.kind) {\n case 'keys': return createIterResultObject(index, false);\n case 'values': return createIterResultObject(target[index], false);\n } return createIterResultObject([index, target[index]], false);\n}, 'values');\n\n// argumentsList[@@iterator] is %ArrayProto_values%\n// https://tc39.es/ecma262/#sec-createunmappedargumentsobject\n// https://tc39.es/ecma262/#sec-createmappedargumentsobject\nvar values = Iterators.Arguments = Iterators.Array;\n\n// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables\naddToUnscopables('keys');\naddToUnscopables('values');\naddToUnscopables('entries');\n\n// V8 ~ Chrome 45- bug\nif (!IS_PURE && DESCRIPTORS && values.name !== 'values') try {\n defineProperty(values, 'name', { value: 'values' });\n} catch (error) { /* empty */ }\n","'use strict';\nvar fails = require('../internals/fails');\n\nmodule.exports = function (METHOD_NAME, argument) {\n var method = [][METHOD_NAME];\n return !!method && fails(function () {\n // eslint-disable-next-line no-useless-call -- required for testing\n method.call(null, argument || function () { return 1; }, 1);\n });\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar IndexedObject = require('../internals/indexed-object');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar arrayMethodIsStrict = require('../internals/array-method-is-strict');\n\nvar nativeJoin = uncurryThis([].join);\n\nvar ES3_STRINGS = IndexedObject !== Object;\nvar FORCED = ES3_STRINGS || !arrayMethodIsStrict('join', ',');\n\n// `Array.prototype.join` method\n// https://tc39.es/ecma262/#sec-array.prototype.join\n$({ target: 'Array', proto: true, forced: FORCED }, {\n join: function join(separator) {\n return nativeJoin(toIndexedObject(this), separator === undefined ? ',' : separator);\n }\n});\n","'use strict';\nvar $ = require('../internals/export');\nvar $map = require('../internals/array-iteration').map;\nvar arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');\n\nvar HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('map');\n\n// `Array.prototype.map` method\n// https://tc39.es/ecma262/#sec-array.prototype.map\n// with adding support of @@species\n$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {\n map: function map(callbackfn /* , thisArg */) {\n return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nmodule.exports = uncurryThis([].slice);\n","'use strict';\nvar $ = require('../internals/export');\nvar isArray = require('../internals/is-array');\nvar isConstructor = require('../internals/is-constructor');\nvar isObject = require('../internals/is-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar createProperty = require('../internals/create-property');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');\nvar nativeSlice = require('../internals/array-slice');\n\nvar HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('slice');\n\nvar SPECIES = wellKnownSymbol('species');\nvar $Array = Array;\nvar max = Math.max;\n\n// `Array.prototype.slice` method\n// https://tc39.es/ecma262/#sec-array.prototype.slice\n// fallback for not array-like ES3 strings and DOM objects\n$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {\n slice: function slice(start, end) {\n var O = toIndexedObject(this);\n var length = lengthOfArrayLike(O);\n var k = toAbsoluteIndex(start, length);\n var fin = toAbsoluteIndex(end === undefined ? length : end, length);\n // inline `ArraySpeciesCreate` for usage native `Array#slice` where it's possible\n var Constructor, result, n;\n if (isArray(O)) {\n Constructor = O.constructor;\n // cross-realm fallback\n if (isConstructor(Constructor) && (Constructor === $Array || isArray(Constructor.prototype))) {\n Constructor = undefined;\n } else if (isObject(Constructor)) {\n Constructor = Constructor[SPECIES];\n if (Constructor === null) Constructor = undefined;\n }\n if (Constructor === $Array || Constructor === undefined) {\n return nativeSlice(O, k, fin);\n }\n }\n result = new (Constructor === undefined ? $Array : Constructor)(max(fin - k, 0));\n for (n = 0; k < fin; k++, n++) if (k in O) createProperty(result, n, O[k]);\n result.length = n;\n return result;\n }\n});\n","'use strict';\nvar tryToString = require('../internals/try-to-string');\n\nvar $TypeError = TypeError;\n\nmodule.exports = function (O, P) {\n if (!delete O[P]) throw new $TypeError('Cannot delete property ' + tryToString(P) + ' of ' + tryToString(O));\n};\n","'use strict';\nvar arraySlice = require('../internals/array-slice');\n\nvar floor = Math.floor;\n\nvar sort = function (array, comparefn) {\n var length = array.length;\n\n if (length < 8) {\n // insertion sort\n var i = 1;\n var element, j;\n\n while (i < length) {\n j = i;\n element = array[i];\n while (j && comparefn(array[j - 1], element) > 0) {\n array[j] = array[--j];\n }\n if (j !== i++) array[j] = element;\n }\n } else {\n // merge sort\n var middle = floor(length / 2);\n var left = sort(arraySlice(array, 0, middle), comparefn);\n var right = sort(arraySlice(array, middle), comparefn);\n var llength = left.length;\n var rlength = right.length;\n var lindex = 0;\n var rindex = 0;\n\n while (lindex < llength || rindex < rlength) {\n array[lindex + rindex] = (lindex < llength && rindex < rlength)\n ? comparefn(left[lindex], right[rindex]) <= 0 ? left[lindex++] : right[rindex++]\n : lindex < llength ? left[lindex++] : right[rindex++];\n }\n }\n\n return array;\n};\n\nmodule.exports = sort;\n","'use strict';\nvar userAgent = require('../internals/environment-user-agent');\n\nvar firefox = userAgent.match(/firefox\\/(\\d+)/i);\n\nmodule.exports = !!firefox && +firefox[1];\n","'use strict';\nvar UA = require('../internals/environment-user-agent');\n\nmodule.exports = /MSIE|Trident/.test(UA);\n","'use strict';\nvar userAgent = require('../internals/environment-user-agent');\n\nvar webkit = userAgent.match(/AppleWebKit\\/(\\d+)\\./);\n\nmodule.exports = !!webkit && +webkit[1];\n","'use strict';\nvar $ = require('../internals/export');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar aCallable = require('../internals/a-callable');\nvar toObject = require('../internals/to-object');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar deletePropertyOrThrow = require('../internals/delete-property-or-throw');\nvar toString = require('../internals/to-string');\nvar fails = require('../internals/fails');\nvar internalSort = require('../internals/array-sort');\nvar arrayMethodIsStrict = require('../internals/array-method-is-strict');\nvar FF = require('../internals/environment-ff-version');\nvar IE_OR_EDGE = require('../internals/environment-is-ie-or-edge');\nvar V8 = require('../internals/environment-v8-version');\nvar WEBKIT = require('../internals/environment-webkit-version');\n\nvar test = [];\nvar nativeSort = uncurryThis(test.sort);\nvar push = uncurryThis(test.push);\n\n// IE8-\nvar FAILS_ON_UNDEFINED = fails(function () {\n test.sort(undefined);\n});\n// V8 bug\nvar FAILS_ON_NULL = fails(function () {\n test.sort(null);\n});\n// Old WebKit\nvar STRICT_METHOD = arrayMethodIsStrict('sort');\n\nvar STABLE_SORT = !fails(function () {\n // feature detection can be too slow, so check engines versions\n if (V8) return V8 < 70;\n if (FF && FF > 3) return;\n if (IE_OR_EDGE) return true;\n if (WEBKIT) return WEBKIT < 603;\n\n var result = '';\n var code, chr, value, index;\n\n // generate an array with more 512 elements (Chakra and old V8 fails only in this case)\n for (code = 65; code < 76; code++) {\n chr = String.fromCharCode(code);\n\n switch (code) {\n case 66: case 69: case 70: case 72: value = 3; break;\n case 68: case 71: value = 4; break;\n default: value = 2;\n }\n\n for (index = 0; index < 47; index++) {\n test.push({ k: chr + index, v: value });\n }\n }\n\n test.sort(function (a, b) { return b.v - a.v; });\n\n for (index = 0; index < test.length; index++) {\n chr = test[index].k.charAt(0);\n if (result.charAt(result.length - 1) !== chr) result += chr;\n }\n\n return result !== 'DGBEFHACIJK';\n});\n\nvar FORCED = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || !STRICT_METHOD || !STABLE_SORT;\n\nvar getSortCompare = function (comparefn) {\n return function (x, y) {\n if (y === undefined) return -1;\n if (x === undefined) return 1;\n if (comparefn !== undefined) return +comparefn(x, y) || 0;\n return toString(x) > toString(y) ? 1 : -1;\n };\n};\n\n// `Array.prototype.sort` method\n// https://tc39.es/ecma262/#sec-array.prototype.sort\n$({ target: 'Array', proto: true, forced: FORCED }, {\n sort: function sort(comparefn) {\n if (comparefn !== undefined) aCallable(comparefn);\n\n var array = toObject(this);\n\n if (STABLE_SORT) return comparefn === undefined ? nativeSort(array) : nativeSort(array, comparefn);\n\n var items = [];\n var arrayLength = lengthOfArrayLike(array);\n var itemsLength, index;\n\n for (index = 0; index < arrayLength; index++) {\n if (index in array) push(items, array[index]);\n }\n\n internalSort(items, getSortCompare(comparefn));\n\n itemsLength = lengthOfArrayLike(items);\n index = 0;\n\n while (index < itemsLength) array[index] = items[index++];\n while (index < arrayLength) deletePropertyOrThrow(array, index++);\n\n return array;\n }\n});\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar isArray = require('../internals/is-array');\n\nvar $TypeError = TypeError;\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\n// Safari < 13 does not throw an error in this case\nvar SILENT_ON_NON_WRITABLE_LENGTH_SET = DESCRIPTORS && !function () {\n // makes no sense without proper strict mode support\n if (this !== undefined) return true;\n try {\n // eslint-disable-next-line es/no-object-defineproperty -- safe\n Object.defineProperty([], 'length', { writable: false }).length = 1;\n } catch (error) {\n return error instanceof TypeError;\n }\n}();\n\nmodule.exports = SILENT_ON_NON_WRITABLE_LENGTH_SET ? function (O, length) {\n if (isArray(O) && !getOwnPropertyDescriptor(O, 'length').writable) {\n throw new $TypeError('Cannot set read only .length');\n } return O.length = length;\n} : function (O, length) {\n return O.length = length;\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar toObject = require('../internals/to-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar setArrayLength = require('../internals/array-set-length');\nvar doesNotExceedSafeInteger = require('../internals/does-not-exceed-safe-integer');\nvar arraySpeciesCreate = require('../internals/array-species-create');\nvar createProperty = require('../internals/create-property');\nvar deletePropertyOrThrow = require('../internals/delete-property-or-throw');\nvar arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');\n\nvar HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('splice');\n\nvar max = Math.max;\nvar min = Math.min;\n\n// `Array.prototype.splice` method\n// https://tc39.es/ecma262/#sec-array.prototype.splice\n// with adding support of @@species\n$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {\n splice: function splice(start, deleteCount /* , ...items */) {\n var O = toObject(this);\n var len = lengthOfArrayLike(O);\n var actualStart = toAbsoluteIndex(start, len);\n var argumentsLength = arguments.length;\n var insertCount, actualDeleteCount, A, k, from, to;\n if (argumentsLength === 0) {\n insertCount = actualDeleteCount = 0;\n } else if (argumentsLength === 1) {\n insertCount = 0;\n actualDeleteCount = len - actualStart;\n } else {\n insertCount = argumentsLength - 2;\n actualDeleteCount = min(max(toIntegerOrInfinity(deleteCount), 0), len - actualStart);\n }\n doesNotExceedSafeInteger(len + insertCount - actualDeleteCount);\n A = arraySpeciesCreate(O, actualDeleteCount);\n for (k = 0; k < actualDeleteCount; k++) {\n from = actualStart + k;\n if (from in O) createProperty(A, k, O[from]);\n }\n A.length = actualDeleteCount;\n if (insertCount < actualDeleteCount) {\n for (k = actualStart; k < len - actualDeleteCount; k++) {\n from = k + actualDeleteCount;\n to = k + insertCount;\n if (from in O) O[to] = O[from];\n else deletePropertyOrThrow(O, to);\n }\n for (k = len; k > len - actualDeleteCount + insertCount; k--) deletePropertyOrThrow(O, k - 1);\n } else if (insertCount > actualDeleteCount) {\n for (k = len - actualDeleteCount; k > actualStart; k--) {\n from = k + actualDeleteCount - 1;\n to = k + insertCount - 1;\n if (from in O) O[to] = O[from];\n else deletePropertyOrThrow(O, to);\n }\n }\n for (k = 0; k < insertCount; k++) {\n O[k + actualStart] = arguments[k + 2];\n }\n setArrayLength(O, len - actualDeleteCount + insertCount);\n return A;\n }\n});\n","'use strict';\n// eslint-disable-next-line es/no-typed-arrays -- safe\nmodule.exports = typeof ArrayBuffer != 'undefined' && typeof DataView != 'undefined';\n","'use strict';\nvar makeBuiltIn = require('../internals/make-built-in');\nvar defineProperty = require('../internals/object-define-property');\n\nmodule.exports = function (target, name, descriptor) {\n if (descriptor.get) makeBuiltIn(descriptor.get, name, { getter: true });\n if (descriptor.set) makeBuiltIn(descriptor.set, name, { setter: true });\n return defineProperty.f(target, name, descriptor);\n};\n","'use strict';\nvar defineBuiltIn = require('../internals/define-built-in');\n\nmodule.exports = function (target, src, options) {\n for (var key in src) defineBuiltIn(target, key, src[key], options);\n return target;\n};\n","'use strict';\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\n\nvar $TypeError = TypeError;\n\nmodule.exports = function (it, Prototype) {\n if (isPrototypeOf(Prototype, it)) return it;\n throw new $TypeError('Incorrect invocation');\n};\n","'use strict';\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar toLength = require('../internals/to-length');\n\nvar $RangeError = RangeError;\n\n// `ToIndex` abstract operation\n// https://tc39.es/ecma262/#sec-toindex\nmodule.exports = function (it) {\n if (it === undefined) return 0;\n var number = toIntegerOrInfinity(it);\n var length = toLength(number);\n if (number !== length) throw new $RangeError('Wrong length or index');\n return length;\n};\n","'use strict';\n// `Math.sign` method implementation\n// https://tc39.es/ecma262/#sec-math.sign\n// eslint-disable-next-line es/no-math-sign -- safe\nmodule.exports = Math.sign || function sign(x) {\n var n = +x;\n // eslint-disable-next-line no-self-compare -- NaN check\n return n === 0 || n !== n ? n : n < 0 ? -1 : 1;\n};\n","'use strict';\nvar EPSILON = 2.220446049250313e-16; // Number.EPSILON\nvar INVERSE_EPSILON = 1 / EPSILON;\n\nmodule.exports = function (n) {\n return n + INVERSE_EPSILON - INVERSE_EPSILON;\n};\n","'use strict';\nvar sign = require('../internals/math-sign');\nvar roundTiesToEven = require('../internals/math-round-ties-to-even');\n\nvar abs = Math.abs;\n\nvar EPSILON = 2.220446049250313e-16; // Number.EPSILON\n\nmodule.exports = function (x, FLOAT_EPSILON, FLOAT_MAX_VALUE, FLOAT_MIN_VALUE) {\n var n = +x;\n var absolute = abs(n);\n var s = sign(n);\n if (absolute < FLOAT_MIN_VALUE) return s * roundTiesToEven(absolute / FLOAT_MIN_VALUE / FLOAT_EPSILON) * FLOAT_MIN_VALUE * FLOAT_EPSILON;\n var a = (1 + FLOAT_EPSILON / EPSILON) * absolute;\n var result = a - (a - absolute);\n // eslint-disable-next-line no-self-compare -- NaN check\n if (result > FLOAT_MAX_VALUE || result !== result) return s * Infinity;\n return s * result;\n};\n","'use strict';\nvar floatRound = require('../internals/math-float-round');\n\nvar FLOAT32_EPSILON = 1.1920928955078125e-7; // 2 ** -23;\nvar FLOAT32_MAX_VALUE = 3.4028234663852886e+38; // 2 ** 128 - 2 ** 104\nvar FLOAT32_MIN_VALUE = 1.1754943508222875e-38; // 2 ** -126;\n\n// `Math.fround` method implementation\n// https://tc39.es/ecma262/#sec-math.fround\n// eslint-disable-next-line es/no-math-fround -- safe\nmodule.exports = Math.fround || function fround(x) {\n return floatRound(x, FLOAT32_EPSILON, FLOAT32_MAX_VALUE, FLOAT32_MIN_VALUE);\n};\n","'use strict';\n// IEEE754 conversions based on https://github.com/feross/ieee754\nvar $Array = Array;\nvar abs = Math.abs;\nvar pow = Math.pow;\nvar floor = Math.floor;\nvar log = Math.log;\nvar LN2 = Math.LN2;\n\nvar pack = function (number, mantissaLength, bytes) {\n var buffer = $Array(bytes);\n var exponentLength = bytes * 8 - mantissaLength - 1;\n var eMax = (1 << exponentLength) - 1;\n var eBias = eMax >> 1;\n var rt = mantissaLength === 23 ? pow(2, -24) - pow(2, -77) : 0;\n var sign = number < 0 || number === 0 && 1 / number < 0 ? 1 : 0;\n var index = 0;\n var exponent, mantissa, c;\n number = abs(number);\n // eslint-disable-next-line no-self-compare -- NaN check\n if (number !== number || number === Infinity) {\n // eslint-disable-next-line no-self-compare -- NaN check\n mantissa = number !== number ? 1 : 0;\n exponent = eMax;\n } else {\n exponent = floor(log(number) / LN2);\n c = pow(2, -exponent);\n if (number * c < 1) {\n exponent--;\n c *= 2;\n }\n if (exponent + eBias >= 1) {\n number += rt / c;\n } else {\n number += rt * pow(2, 1 - eBias);\n }\n if (number * c >= 2) {\n exponent++;\n c /= 2;\n }\n if (exponent + eBias >= eMax) {\n mantissa = 0;\n exponent = eMax;\n } else if (exponent + eBias >= 1) {\n mantissa = (number * c - 1) * pow(2, mantissaLength);\n exponent += eBias;\n } else {\n mantissa = number * pow(2, eBias - 1) * pow(2, mantissaLength);\n exponent = 0;\n }\n }\n while (mantissaLength >= 8) {\n buffer[index++] = mantissa & 255;\n mantissa /= 256;\n mantissaLength -= 8;\n }\n exponent = exponent << mantissaLength | mantissa;\n exponentLength += mantissaLength;\n while (exponentLength > 0) {\n buffer[index++] = exponent & 255;\n exponent /= 256;\n exponentLength -= 8;\n }\n buffer[index - 1] |= sign * 128;\n return buffer;\n};\n\nvar unpack = function (buffer, mantissaLength) {\n var bytes = buffer.length;\n var exponentLength = bytes * 8 - mantissaLength - 1;\n var eMax = (1 << exponentLength) - 1;\n var eBias = eMax >> 1;\n var nBits = exponentLength - 7;\n var index = bytes - 1;\n var sign = buffer[index--];\n var exponent = sign & 127;\n var mantissa;\n sign >>= 7;\n while (nBits > 0) {\n exponent = exponent * 256 + buffer[index--];\n nBits -= 8;\n }\n mantissa = exponent & (1 << -nBits) - 1;\n exponent >>= -nBits;\n nBits += mantissaLength;\n while (nBits > 0) {\n mantissa = mantissa * 256 + buffer[index--];\n nBits -= 8;\n }\n if (exponent === 0) {\n exponent = 1 - eBias;\n } else if (exponent === eMax) {\n return mantissa ? NaN : sign ? -Infinity : Infinity;\n } else {\n mantissa += pow(2, mantissaLength);\n exponent -= eBias;\n } return (sign ? -1 : 1) * mantissa * pow(2, exponent - mantissaLength);\n};\n\nmodule.exports = {\n pack: pack,\n unpack: unpack\n};\n","'use strict';\nvar isCallable = require('../internals/is-callable');\nvar isObject = require('../internals/is-object');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\n\n// makes subclassing work correct for wrapped built-ins\nmodule.exports = function ($this, dummy, Wrapper) {\n var NewTarget, NewTargetPrototype;\n if (\n // it can work only with native `setPrototypeOf`\n setPrototypeOf &&\n // we haven't completely correct pre-ES6 way for getting `new.target`, so use this\n isCallable(NewTarget = dummy.constructor) &&\n NewTarget !== Wrapper &&\n isObject(NewTargetPrototype = NewTarget.prototype) &&\n NewTargetPrototype !== Wrapper.prototype\n ) setPrototypeOf($this, NewTargetPrototype);\n return $this;\n};\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-basic-detection');\nvar FunctionName = require('../internals/function-name');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar defineBuiltInAccessor = require('../internals/define-built-in-accessor');\nvar defineBuiltIns = require('../internals/define-built-ins');\nvar fails = require('../internals/fails');\nvar anInstance = require('../internals/an-instance');\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar toLength = require('../internals/to-length');\nvar toIndex = require('../internals/to-index');\nvar fround = require('../internals/math-fround');\nvar IEEE754 = require('../internals/ieee754');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar arrayFill = require('../internals/array-fill');\nvar arraySlice = require('../internals/array-slice');\nvar inheritIfRequired = require('../internals/inherit-if-required');\nvar copyConstructorProperties = require('../internals/copy-constructor-properties');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar InternalStateModule = require('../internals/internal-state');\n\nvar PROPER_FUNCTION_NAME = FunctionName.PROPER;\nvar CONFIGURABLE_FUNCTION_NAME = FunctionName.CONFIGURABLE;\nvar ARRAY_BUFFER = 'ArrayBuffer';\nvar DATA_VIEW = 'DataView';\nvar PROTOTYPE = 'prototype';\nvar WRONG_LENGTH = 'Wrong length';\nvar WRONG_INDEX = 'Wrong index';\nvar getInternalArrayBufferState = InternalStateModule.getterFor(ARRAY_BUFFER);\nvar getInternalDataViewState = InternalStateModule.getterFor(DATA_VIEW);\nvar setInternalState = InternalStateModule.set;\nvar NativeArrayBuffer = globalThis[ARRAY_BUFFER];\nvar $ArrayBuffer = NativeArrayBuffer;\nvar ArrayBufferPrototype = $ArrayBuffer && $ArrayBuffer[PROTOTYPE];\nvar $DataView = globalThis[DATA_VIEW];\nvar DataViewPrototype = $DataView && $DataView[PROTOTYPE];\nvar ObjectPrototype = Object.prototype;\nvar Array = globalThis.Array;\nvar RangeError = globalThis.RangeError;\nvar fill = uncurryThis(arrayFill);\nvar reverse = uncurryThis([].reverse);\n\nvar packIEEE754 = IEEE754.pack;\nvar unpackIEEE754 = IEEE754.unpack;\n\nvar packInt8 = function (number) {\n return [number & 0xFF];\n};\n\nvar packInt16 = function (number) {\n return [number & 0xFF, number >> 8 & 0xFF];\n};\n\nvar packInt32 = function (number) {\n return [number & 0xFF, number >> 8 & 0xFF, number >> 16 & 0xFF, number >> 24 & 0xFF];\n};\n\nvar unpackInt32 = function (buffer) {\n return buffer[3] << 24 | buffer[2] << 16 | buffer[1] << 8 | buffer[0];\n};\n\nvar packFloat32 = function (number) {\n return packIEEE754(fround(number), 23, 4);\n};\n\nvar packFloat64 = function (number) {\n return packIEEE754(number, 52, 8);\n};\n\nvar addGetter = function (Constructor, key, getInternalState) {\n defineBuiltInAccessor(Constructor[PROTOTYPE], key, {\n configurable: true,\n get: function () {\n return getInternalState(this)[key];\n }\n });\n};\n\nvar get = function (view, count, index, isLittleEndian) {\n var store = getInternalDataViewState(view);\n var intIndex = toIndex(index);\n var boolIsLittleEndian = !!isLittleEndian;\n if (intIndex + count > store.byteLength) throw new RangeError(WRONG_INDEX);\n var bytes = store.bytes;\n var start = intIndex + store.byteOffset;\n var pack = arraySlice(bytes, start, start + count);\n return boolIsLittleEndian ? pack : reverse(pack);\n};\n\nvar set = function (view, count, index, conversion, value, isLittleEndian) {\n var store = getInternalDataViewState(view);\n var intIndex = toIndex(index);\n var pack = conversion(+value);\n var boolIsLittleEndian = !!isLittleEndian;\n if (intIndex + count > store.byteLength) throw new RangeError(WRONG_INDEX);\n var bytes = store.bytes;\n var start = intIndex + store.byteOffset;\n for (var i = 0; i < count; i++) bytes[start + i] = pack[boolIsLittleEndian ? i : count - i - 1];\n};\n\nif (!NATIVE_ARRAY_BUFFER) {\n $ArrayBuffer = function ArrayBuffer(length) {\n anInstance(this, ArrayBufferPrototype);\n var byteLength = toIndex(length);\n setInternalState(this, {\n type: ARRAY_BUFFER,\n bytes: fill(Array(byteLength), 0),\n byteLength: byteLength\n });\n if (!DESCRIPTORS) {\n this.byteLength = byteLength;\n this.detached = false;\n }\n };\n\n ArrayBufferPrototype = $ArrayBuffer[PROTOTYPE];\n\n $DataView = function DataView(buffer, byteOffset, byteLength) {\n anInstance(this, DataViewPrototype);\n anInstance(buffer, ArrayBufferPrototype);\n var bufferState = getInternalArrayBufferState(buffer);\n var bufferLength = bufferState.byteLength;\n var offset = toIntegerOrInfinity(byteOffset);\n if (offset < 0 || offset > bufferLength) throw new RangeError('Wrong offset');\n byteLength = byteLength === undefined ? bufferLength - offset : toLength(byteLength);\n if (offset + byteLength > bufferLength) throw new RangeError(WRONG_LENGTH);\n setInternalState(this, {\n type: DATA_VIEW,\n buffer: buffer,\n byteLength: byteLength,\n byteOffset: offset,\n bytes: bufferState.bytes\n });\n if (!DESCRIPTORS) {\n this.buffer = buffer;\n this.byteLength = byteLength;\n this.byteOffset = offset;\n }\n };\n\n DataViewPrototype = $DataView[PROTOTYPE];\n\n if (DESCRIPTORS) {\n addGetter($ArrayBuffer, 'byteLength', getInternalArrayBufferState);\n addGetter($DataView, 'buffer', getInternalDataViewState);\n addGetter($DataView, 'byteLength', getInternalDataViewState);\n addGetter($DataView, 'byteOffset', getInternalDataViewState);\n }\n\n defineBuiltIns(DataViewPrototype, {\n getInt8: function getInt8(byteOffset) {\n return get(this, 1, byteOffset)[0] << 24 >> 24;\n },\n getUint8: function getUint8(byteOffset) {\n return get(this, 1, byteOffset)[0];\n },\n getInt16: function getInt16(byteOffset /* , littleEndian */) {\n var bytes = get(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : false);\n return (bytes[1] << 8 | bytes[0]) << 16 >> 16;\n },\n getUint16: function getUint16(byteOffset /* , littleEndian */) {\n var bytes = get(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : false);\n return bytes[1] << 8 | bytes[0];\n },\n getInt32: function getInt32(byteOffset /* , littleEndian */) {\n return unpackInt32(get(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : false));\n },\n getUint32: function getUint32(byteOffset /* , littleEndian */) {\n return unpackInt32(get(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : false)) >>> 0;\n },\n getFloat32: function getFloat32(byteOffset /* , littleEndian */) {\n return unpackIEEE754(get(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : false), 23);\n },\n getFloat64: function getFloat64(byteOffset /* , littleEndian */) {\n return unpackIEEE754(get(this, 8, byteOffset, arguments.length > 1 ? arguments[1] : false), 52);\n },\n setInt8: function setInt8(byteOffset, value) {\n set(this, 1, byteOffset, packInt8, value);\n },\n setUint8: function setUint8(byteOffset, value) {\n set(this, 1, byteOffset, packInt8, value);\n },\n setInt16: function setInt16(byteOffset, value /* , littleEndian */) {\n set(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : false);\n },\n setUint16: function setUint16(byteOffset, value /* , littleEndian */) {\n set(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : false);\n },\n setInt32: function setInt32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : false);\n },\n setUint32: function setUint32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : false);\n },\n setFloat32: function setFloat32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packFloat32, value, arguments.length > 2 ? arguments[2] : false);\n },\n setFloat64: function setFloat64(byteOffset, value /* , littleEndian */) {\n set(this, 8, byteOffset, packFloat64, value, arguments.length > 2 ? arguments[2] : false);\n }\n });\n} else {\n var INCORRECT_ARRAY_BUFFER_NAME = PROPER_FUNCTION_NAME && NativeArrayBuffer.name !== ARRAY_BUFFER;\n /* eslint-disable no-new, sonarjs/inconsistent-function-call -- required for testing */\n if (!fails(function () {\n NativeArrayBuffer(1);\n }) || !fails(function () {\n new NativeArrayBuffer(-1);\n }) || fails(function () {\n new NativeArrayBuffer();\n new NativeArrayBuffer(1.5);\n new NativeArrayBuffer(NaN);\n return NativeArrayBuffer.length !== 1 || INCORRECT_ARRAY_BUFFER_NAME && !CONFIGURABLE_FUNCTION_NAME;\n })) {\n /* eslint-enable no-new, sonarjs/inconsistent-function-call -- required for testing */\n $ArrayBuffer = function ArrayBuffer(length) {\n anInstance(this, ArrayBufferPrototype);\n return inheritIfRequired(new NativeArrayBuffer(toIndex(length)), this, $ArrayBuffer);\n };\n\n $ArrayBuffer[PROTOTYPE] = ArrayBufferPrototype;\n\n ArrayBufferPrototype.constructor = $ArrayBuffer;\n\n copyConstructorProperties($ArrayBuffer, NativeArrayBuffer);\n } else if (INCORRECT_ARRAY_BUFFER_NAME && CONFIGURABLE_FUNCTION_NAME) {\n createNonEnumerableProperty(NativeArrayBuffer, 'name', ARRAY_BUFFER);\n }\n\n // WebKit bug - the same parent prototype for typed arrays and data view\n if (setPrototypeOf && getPrototypeOf(DataViewPrototype) !== ObjectPrototype) {\n setPrototypeOf(DataViewPrototype, ObjectPrototype);\n }\n\n // iOS Safari 7.x bug\n var testView = new $DataView(new $ArrayBuffer(2));\n var $setInt8 = uncurryThis(DataViewPrototype.setInt8);\n testView.setInt8(0, 2147483648);\n testView.setInt8(1, 2147483649);\n if (testView.getInt8(0) || !testView.getInt8(1)) defineBuiltIns(DataViewPrototype, {\n setInt8: function setInt8(byteOffset, value) {\n $setInt8(this, byteOffset, value << 24 >> 24);\n },\n setUint8: function setUint8(byteOffset, value) {\n $setInt8(this, byteOffset, value << 24 >> 24);\n }\n }, { unsafe: true });\n}\n\nsetToStringTag($ArrayBuffer, ARRAY_BUFFER);\nsetToStringTag($DataView, DATA_VIEW);\n\nmodule.exports = {\n ArrayBuffer: $ArrayBuffer,\n DataView: $DataView\n};\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar defineBuiltInAccessor = require('../internals/define-built-in-accessor');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar DESCRIPTORS = require('../internals/descriptors');\n\nvar SPECIES = wellKnownSymbol('species');\n\nmodule.exports = function (CONSTRUCTOR_NAME) {\n var Constructor = getBuiltIn(CONSTRUCTOR_NAME);\n\n if (DESCRIPTORS && Constructor && !Constructor[SPECIES]) {\n defineBuiltInAccessor(Constructor, SPECIES, {\n configurable: true,\n get: function () { return this; }\n });\n }\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar globalThis = require('../internals/global-this');\nvar arrayBufferModule = require('../internals/array-buffer');\nvar setSpecies = require('../internals/set-species');\n\nvar ARRAY_BUFFER = 'ArrayBuffer';\nvar ArrayBuffer = arrayBufferModule[ARRAY_BUFFER];\nvar NativeArrayBuffer = globalThis[ARRAY_BUFFER];\n\n// `ArrayBuffer` constructor\n// https://tc39.es/ecma262/#sec-arraybuffer-constructor\n$({ global: true, constructor: true, forced: NativeArrayBuffer !== ArrayBuffer }, {\n ArrayBuffer: ArrayBuffer\n});\n\nsetSpecies(ARRAY_BUFFER);\n","'use strict';\nvar $ = require('../internals/export');\nvar uncurryThis = require('../internals/function-uncurry-this-clause');\nvar fails = require('../internals/fails');\nvar ArrayBufferModule = require('../internals/array-buffer');\nvar anObject = require('../internals/an-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toLength = require('../internals/to-length');\n\nvar ArrayBuffer = ArrayBufferModule.ArrayBuffer;\nvar DataView = ArrayBufferModule.DataView;\nvar DataViewPrototype = DataView.prototype;\nvar nativeArrayBufferSlice = uncurryThis(ArrayBuffer.prototype.slice);\nvar getUint8 = uncurryThis(DataViewPrototype.getUint8);\nvar setUint8 = uncurryThis(DataViewPrototype.setUint8);\n\nvar INCORRECT_SLICE = fails(function () {\n return !new ArrayBuffer(2).slice(1, undefined).byteLength;\n});\n\n// `ArrayBuffer.prototype.slice` method\n// https://tc39.es/ecma262/#sec-arraybuffer.prototype.slice\n$({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {\n slice: function slice(start, end) {\n if (nativeArrayBufferSlice && end === undefined) {\n return nativeArrayBufferSlice(anObject(this), start); // FF fix\n }\n var length = anObject(this).byteLength;\n var first = toAbsoluteIndex(start, length);\n var fin = toAbsoluteIndex(end === undefined ? length : end, length);\n var result = new ArrayBuffer(toLength(fin - first));\n var viewSource = new DataView(this);\n var viewTarget = new DataView(result);\n var index = 0;\n while (first < fin) {\n setUint8(viewTarget, index++, getUint8(viewSource, first++));\n } return result;\n }\n});\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar FUNCTION_NAME_EXISTS = require('../internals/function-name').EXISTS;\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar defineBuiltInAccessor = require('../internals/define-built-in-accessor');\n\nvar FunctionPrototype = Function.prototype;\nvar functionToString = uncurryThis(FunctionPrototype.toString);\nvar nameRE = /function\\b(?:\\s|\\/\\*[\\S\\s]*?\\*\\/|\\/\\/[^\\n\\r]*[\\n\\r]+)*([^\\s(/]*)/;\nvar regExpExec = uncurryThis(nameRE.exec);\nvar NAME = 'name';\n\n// Function instances `.name` property\n// https://tc39.es/ecma262/#sec-function-instances-name\nif (DESCRIPTORS && !FUNCTION_NAME_EXISTS) {\n defineBuiltInAccessor(FunctionPrototype, NAME, {\n configurable: true,\n get: function () {\n try {\n return regExpExec(nameRE, functionToString(this))[1];\n } catch (error) {\n return '';\n }\n }\n });\n}\n","'use strict';\nvar $ = require('../internals/export');\nvar trunc = require('../internals/math-trunc');\n\n// `Math.trunc` method\n// https://tc39.es/ecma262/#sec-math.trunc\n$({ target: 'Math', stat: true }, {\n trunc: trunc\n});\n","'use strict';\nvar TO_STRING_TAG_SUPPORT = require('../internals/to-string-tag-support');\nvar classof = require('../internals/classof');\n\n// `Object.prototype.toString` method implementation\n// https://tc39.es/ecma262/#sec-object.prototype.tostring\nmodule.exports = TO_STRING_TAG_SUPPORT ? {}.toString : function toString() {\n return '[object ' + classof(this) + ']';\n};\n","'use strict';\nvar TO_STRING_TAG_SUPPORT = require('../internals/to-string-tag-support');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar toString = require('../internals/object-to-string');\n\n// `Object.prototype.toString` method\n// https://tc39.es/ecma262/#sec-object.prototype.tostring\nif (!TO_STRING_TAG_SUPPORT) {\n defineBuiltIn(Object.prototype, 'toString', toString, { unsafe: true });\n}\n","'use strict';\nvar isObject = require('../internals/is-object');\nvar classof = require('../internals/classof-raw');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar MATCH = wellKnownSymbol('match');\n\n// `IsRegExp` abstract operation\n// https://tc39.es/ecma262/#sec-isregexp\nmodule.exports = function (it) {\n var isRegExp;\n return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) === 'RegExp');\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar hasOwn = require('../internals/has-own-property');\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\nvar regExpFlags = require('../internals/regexp-flags');\n\nvar RegExpPrototype = RegExp.prototype;\n\nmodule.exports = function (R) {\n var flags = R.flags;\n return flags === undefined && !('flags' in RegExpPrototype) && !hasOwn(R, 'flags') && isPrototypeOf(RegExpPrototype, R)\n ? call(regExpFlags, R) : flags;\n};\n","'use strict';\nvar defineProperty = require('../internals/object-define-property').f;\n\nmodule.exports = function (Target, Source, key) {\n key in Target || defineProperty(Target, key, {\n configurable: true,\n get: function () { return Source[key]; },\n set: function (it) { Source[key] = it; }\n });\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar globalThis = require('../internals/global-this');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar isForced = require('../internals/is-forced');\nvar inheritIfRequired = require('../internals/inherit-if-required');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar create = require('../internals/object-create');\nvar getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\nvar isRegExp = require('../internals/is-regexp');\nvar toString = require('../internals/to-string');\nvar getRegExpFlags = require('../internals/regexp-get-flags');\nvar stickyHelpers = require('../internals/regexp-sticky-helpers');\nvar proxyAccessor = require('../internals/proxy-accessor');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar fails = require('../internals/fails');\nvar hasOwn = require('../internals/has-own-property');\nvar enforceInternalState = require('../internals/internal-state').enforce;\nvar setSpecies = require('../internals/set-species');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar UNSUPPORTED_DOT_ALL = require('../internals/regexp-unsupported-dot-all');\nvar UNSUPPORTED_NCG = require('../internals/regexp-unsupported-ncg');\n\nvar MATCH = wellKnownSymbol('match');\nvar NativeRegExp = globalThis.RegExp;\nvar RegExpPrototype = NativeRegExp.prototype;\nvar SyntaxError = globalThis.SyntaxError;\nvar exec = uncurryThis(RegExpPrototype.exec);\nvar charAt = uncurryThis(''.charAt);\nvar replace = uncurryThis(''.replace);\nvar stringIndexOf = uncurryThis(''.indexOf);\nvar stringSlice = uncurryThis(''.slice);\n// TODO: Use only proper RegExpIdentifierName\nvar IS_NCG = /^\\?<[^\\s\\d!#%&*+<=>@^][^\\s!#%&*+<=>@^]*>/;\nvar re1 = /a/g;\nvar re2 = /a/g;\n\n// \"new\" should create a new object, old webkit bug\nvar CORRECT_NEW = new NativeRegExp(re1) !== re1;\n\nvar MISSED_STICKY = stickyHelpers.MISSED_STICKY;\nvar UNSUPPORTED_Y = stickyHelpers.UNSUPPORTED_Y;\n\nvar BASE_FORCED = DESCRIPTORS &&\n (!CORRECT_NEW || MISSED_STICKY || UNSUPPORTED_DOT_ALL || UNSUPPORTED_NCG || fails(function () {\n re2[MATCH] = false;\n // RegExp constructor can alter flags and IsRegExp works correct with @@match\n // eslint-disable-next-line sonarjs/inconsistent-function-call -- required for testing\n return NativeRegExp(re1) !== re1 || NativeRegExp(re2) === re2 || String(NativeRegExp(re1, 'i')) !== '/a/i';\n }));\n\nvar handleDotAll = function (string) {\n var length = string.length;\n var index = 0;\n var result = '';\n var brackets = false;\n var chr;\n for (; index <= length; index++) {\n chr = charAt(string, index);\n if (chr === '\\\\') {\n result += chr + charAt(string, ++index);\n continue;\n }\n if (!brackets && chr === '.') {\n result += '[\\\\s\\\\S]';\n } else {\n if (chr === '[') {\n brackets = true;\n } else if (chr === ']') {\n brackets = false;\n } result += chr;\n }\n } return result;\n};\n\nvar handleNCG = function (string) {\n var length = string.length;\n var index = 0;\n var result = '';\n var named = [];\n var names = create(null);\n var brackets = false;\n var ncg = false;\n var groupid = 0;\n var groupname = '';\n var chr;\n for (; index <= length; index++) {\n chr = charAt(string, index);\n if (chr === '\\\\') {\n chr += charAt(string, ++index);\n } else if (chr === ']') {\n brackets = false;\n } else if (!brackets) switch (true) {\n case chr === '[':\n brackets = true;\n break;\n case chr === '(':\n result += chr;\n // ignore non-capturing groups\n if (stringSlice(string, index + 1, index + 3) === '?:') {\n continue;\n }\n if (exec(IS_NCG, stringSlice(string, index + 1))) {\n index += 2;\n ncg = true;\n }\n groupid++;\n continue;\n case chr === '>' && ncg:\n if (groupname === '' || hasOwn(names, groupname)) {\n throw new SyntaxError('Invalid capture group name');\n }\n names[groupname] = true;\n named[named.length] = [groupname, groupid];\n ncg = false;\n groupname = '';\n continue;\n }\n if (ncg) groupname += chr;\n else result += chr;\n } return [result, named];\n};\n\n// `RegExp` constructor\n// https://tc39.es/ecma262/#sec-regexp-constructor\nif (isForced('RegExp', BASE_FORCED)) {\n var RegExpWrapper = function RegExp(pattern, flags) {\n var thisIsRegExp = isPrototypeOf(RegExpPrototype, this);\n var patternIsRegExp = isRegExp(pattern);\n var flagsAreUndefined = flags === undefined;\n var groups = [];\n var rawPattern = pattern;\n var rawFlags, dotAll, sticky, handled, result, state;\n\n if (!thisIsRegExp && patternIsRegExp && flagsAreUndefined && pattern.constructor === RegExpWrapper) {\n return pattern;\n }\n\n if (patternIsRegExp || isPrototypeOf(RegExpPrototype, pattern)) {\n pattern = pattern.source;\n if (flagsAreUndefined) flags = getRegExpFlags(rawPattern);\n }\n\n pattern = pattern === undefined ? '' : toString(pattern);\n flags = flags === undefined ? '' : toString(flags);\n rawPattern = pattern;\n\n if (UNSUPPORTED_DOT_ALL && 'dotAll' in re1) {\n dotAll = !!flags && stringIndexOf(flags, 's') > -1;\n if (dotAll) flags = replace(flags, /s/g, '');\n }\n\n rawFlags = flags;\n\n if (MISSED_STICKY && 'sticky' in re1) {\n sticky = !!flags && stringIndexOf(flags, 'y') > -1;\n if (sticky && UNSUPPORTED_Y) flags = replace(flags, /y/g, '');\n }\n\n if (UNSUPPORTED_NCG) {\n handled = handleNCG(pattern);\n pattern = handled[0];\n groups = handled[1];\n }\n\n result = inheritIfRequired(NativeRegExp(pattern, flags), thisIsRegExp ? this : RegExpPrototype, RegExpWrapper);\n\n if (dotAll || sticky || groups.length) {\n state = enforceInternalState(result);\n if (dotAll) {\n state.dotAll = true;\n state.raw = RegExpWrapper(handleDotAll(pattern), rawFlags);\n }\n if (sticky) state.sticky = true;\n if (groups.length) state.groups = groups;\n }\n\n if (pattern !== rawPattern) try {\n // fails in old engines, but we have no alternatives for unsupported regex syntax\n createNonEnumerableProperty(result, 'source', rawPattern === '' ? '(?:)' : rawPattern);\n } catch (error) { /* empty */ }\n\n return result;\n };\n\n for (var keys = getOwnPropertyNames(NativeRegExp), index = 0; keys.length > index;) {\n proxyAccessor(RegExpWrapper, NativeRegExp, keys[index++]);\n }\n\n RegExpPrototype.constructor = RegExpWrapper;\n RegExpWrapper.prototype = RegExpPrototype;\n defineBuiltIn(globalThis, 'RegExp', RegExpWrapper, { constructor: true });\n}\n\n// https://tc39.es/ecma262/#sec-get-regexp-@@species\nsetSpecies('RegExp');\n","'use strict';\nvar PROPER_FUNCTION_NAME = require('../internals/function-name').PROPER;\nvar defineBuiltIn = require('../internals/define-built-in');\nvar anObject = require('../internals/an-object');\nvar $toString = require('../internals/to-string');\nvar fails = require('../internals/fails');\nvar getRegExpFlags = require('../internals/regexp-get-flags');\n\nvar TO_STRING = 'toString';\nvar RegExpPrototype = RegExp.prototype;\nvar nativeToString = RegExpPrototype[TO_STRING];\n\nvar NOT_GENERIC = fails(function () { return nativeToString.call({ source: 'a', flags: 'b' }) !== '/a/b'; });\n// FF44- RegExp#toString has a wrong name\nvar INCORRECT_NAME = PROPER_FUNCTION_NAME && nativeToString.name !== TO_STRING;\n\n// `RegExp.prototype.toString` method\n// https://tc39.es/ecma262/#sec-regexp.prototype.tostring\nif (NOT_GENERIC || INCORRECT_NAME) {\n defineBuiltIn(RegExpPrototype, TO_STRING, function toString() {\n var R = anObject(this);\n var pattern = $toString(R.source);\n var flags = $toString(getRegExpFlags(R));\n return '/' + pattern + '/' + flags;\n }, { unsafe: true });\n}\n","'use strict';\nvar isRegExp = require('../internals/is-regexp');\n\nvar $TypeError = TypeError;\n\nmodule.exports = function (it) {\n if (isRegExp(it)) {\n throw new $TypeError(\"The method doesn't accept regular expressions\");\n } return it;\n};\n","'use strict';\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar MATCH = wellKnownSymbol('match');\n\nmodule.exports = function (METHOD_NAME) {\n var regexp = /./;\n try {\n '/./'[METHOD_NAME](regexp);\n } catch (error1) {\n try {\n regexp[MATCH] = false;\n return '/./'[METHOD_NAME](regexp);\n } catch (error2) { /* empty */ }\n } return false;\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar notARegExp = require('../internals/not-a-regexp');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar toString = require('../internals/to-string');\nvar correctIsRegExpLogic = require('../internals/correct-is-regexp-logic');\n\nvar stringIndexOf = uncurryThis(''.indexOf);\n\n// `String.prototype.includes` method\n// https://tc39.es/ecma262/#sec-string.prototype.includes\n$({ target: 'String', proto: true, forced: !correctIsRegExpLogic('includes') }, {\n includes: function includes(searchString /* , position = 0 */) {\n return !!~stringIndexOf(\n toString(requireObjectCoercible(this)),\n toString(notARegExp(searchString)),\n arguments.length > 1 ? arguments[1] : undefined\n );\n }\n});\n","'use strict';\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar FunctionPrototype = Function.prototype;\nvar apply = FunctionPrototype.apply;\nvar call = FunctionPrototype.call;\n\n// eslint-disable-next-line es/no-function-prototype-bind, es/no-reflect -- safe\nmodule.exports = typeof Reflect == 'object' && Reflect.apply || (NATIVE_BIND ? call.bind(apply) : function () {\n return call.apply(apply, arguments);\n});\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar toString = require('../internals/to-string');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nvar charAt = uncurryThis(''.charAt);\nvar charCodeAt = uncurryThis(''.charCodeAt);\nvar stringSlice = uncurryThis(''.slice);\n\nvar createMethod = function (CONVERT_TO_STRING) {\n return function ($this, pos) {\n var S = toString(requireObjectCoercible($this));\n var position = toIntegerOrInfinity(pos);\n var size = S.length;\n var first, second;\n if (position < 0 || position >= size) return CONVERT_TO_STRING ? '' : undefined;\n first = charCodeAt(S, position);\n return first < 0xD800 || first > 0xDBFF || position + 1 === size\n || (second = charCodeAt(S, position + 1)) < 0xDC00 || second > 0xDFFF\n ? CONVERT_TO_STRING\n ? charAt(S, position)\n : first\n : CONVERT_TO_STRING\n ? stringSlice(S, position, position + 2)\n : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;\n };\n};\n\nmodule.exports = {\n // `String.prototype.codePointAt` method\n // https://tc39.es/ecma262/#sec-string.prototype.codepointat\n codeAt: createMethod(false),\n // `String.prototype.at` method\n // https://github.com/mathiasbynens/String.prototype.at\n charAt: createMethod(true)\n};\n","'use strict';\nvar charAt = require('../internals/string-multibyte').charAt;\n\n// `AdvanceStringIndex` abstract operation\n// https://tc39.es/ecma262/#sec-advancestringindex\nmodule.exports = function (S, index, unicode) {\n return index + (unicode ? charAt(S, index).length : 1);\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar toObject = require('../internals/to-object');\n\nvar floor = Math.floor;\nvar charAt = uncurryThis(''.charAt);\nvar replace = uncurryThis(''.replace);\nvar stringSlice = uncurryThis(''.slice);\n// eslint-disable-next-line redos/no-vulnerable -- safe\nvar SUBSTITUTION_SYMBOLS = /\\$([$&'`]|\\d{1,2}|<[^>]*>)/g;\nvar SUBSTITUTION_SYMBOLS_NO_NAMED = /\\$([$&'`]|\\d{1,2})/g;\n\n// `GetSubstitution` abstract operation\n// https://tc39.es/ecma262/#sec-getsubstitution\nmodule.exports = function (matched, str, position, captures, namedCaptures, replacement) {\n var tailPos = position + matched.length;\n var m = captures.length;\n var symbols = SUBSTITUTION_SYMBOLS_NO_NAMED;\n if (namedCaptures !== undefined) {\n namedCaptures = toObject(namedCaptures);\n symbols = SUBSTITUTION_SYMBOLS;\n }\n return replace(replacement, symbols, function (match, ch) {\n var capture;\n switch (charAt(ch, 0)) {\n case '$': return '$';\n case '&': return matched;\n case '`': return stringSlice(str, 0, position);\n case \"'\": return stringSlice(str, tailPos);\n case '<':\n capture = namedCaptures[stringSlice(ch, 1, -1)];\n break;\n default: // \\d\\d?\n var n = +ch;\n if (n === 0) return match;\n if (n > m) {\n var f = floor(n / 10);\n if (f === 0) return match;\n if (f <= m) return captures[f - 1] === undefined ? charAt(ch, 1) : captures[f - 1] + charAt(ch, 1);\n return match;\n }\n capture = captures[n - 1];\n }\n return capture === undefined ? '' : capture;\n });\n};\n","'use strict';\nvar apply = require('../internals/function-apply');\nvar call = require('../internals/function-call');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fixRegExpWellKnownSymbolLogic = require('../internals/fix-regexp-well-known-symbol-logic');\nvar fails = require('../internals/fails');\nvar anObject = require('../internals/an-object');\nvar isCallable = require('../internals/is-callable');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar toLength = require('../internals/to-length');\nvar toString = require('../internals/to-string');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar getMethod = require('../internals/get-method');\nvar getSubstitution = require('../internals/get-substitution');\nvar regExpExec = require('../internals/regexp-exec-abstract');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar REPLACE = wellKnownSymbol('replace');\nvar max = Math.max;\nvar min = Math.min;\nvar concat = uncurryThis([].concat);\nvar push = uncurryThis([].push);\nvar stringIndexOf = uncurryThis(''.indexOf);\nvar stringSlice = uncurryThis(''.slice);\n\nvar maybeToString = function (it) {\n return it === undefined ? it : String(it);\n};\n\n// IE <= 11 replaces $0 with the whole match, as if it was $&\n// https://stackoverflow.com/questions/6024666/getting-ie-to-replace-a-regex-with-the-literal-string-0\nvar REPLACE_KEEPS_$0 = (function () {\n // eslint-disable-next-line regexp/prefer-escape-replacement-dollar-char -- required for testing\n return 'a'.replace(/./, '$0') === '$0';\n})();\n\n// Safari <= 13.0.3(?) substitutes nth capture where n>m with an empty string\nvar REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = (function () {\n if (/./[REPLACE]) {\n return /./[REPLACE]('a', '$0') === '';\n }\n return false;\n})();\n\nvar REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {\n var re = /./;\n re.exec = function () {\n var result = [];\n result.groups = { a: '7' };\n return result;\n };\n // eslint-disable-next-line regexp/no-useless-dollar-replacements -- false positive\n return ''.replace(re, '$') !== '7';\n});\n\n// @@replace logic\nfixRegExpWellKnownSymbolLogic('replace', function (_, nativeReplace, maybeCallNative) {\n var UNSAFE_SUBSTITUTE = REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE ? '$' : '$0';\n\n return [\n // `String.prototype.replace` method\n // https://tc39.es/ecma262/#sec-string.prototype.replace\n function replace(searchValue, replaceValue) {\n var O = requireObjectCoercible(this);\n var replacer = isNullOrUndefined(searchValue) ? undefined : getMethod(searchValue, REPLACE);\n return replacer\n ? call(replacer, searchValue, O, replaceValue)\n : call(nativeReplace, toString(O), searchValue, replaceValue);\n },\n // `RegExp.prototype[@@replace]` method\n // https://tc39.es/ecma262/#sec-regexp.prototype-@@replace\n function (string, replaceValue) {\n var rx = anObject(this);\n var S = toString(string);\n\n if (\n typeof replaceValue == 'string' &&\n stringIndexOf(replaceValue, UNSAFE_SUBSTITUTE) === -1 &&\n stringIndexOf(replaceValue, '$<') === -1\n ) {\n var res = maybeCallNative(nativeReplace, rx, S, replaceValue);\n if (res.done) return res.value;\n }\n\n var functionalReplace = isCallable(replaceValue);\n if (!functionalReplace) replaceValue = toString(replaceValue);\n\n var global = rx.global;\n var fullUnicode;\n if (global) {\n fullUnicode = rx.unicode;\n rx.lastIndex = 0;\n }\n\n var results = [];\n var result;\n while (true) {\n result = regExpExec(rx, S);\n if (result === null) break;\n\n push(results, result);\n if (!global) break;\n\n var matchStr = toString(result[0]);\n if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);\n }\n\n var accumulatedResult = '';\n var nextSourcePosition = 0;\n for (var i = 0; i < results.length; i++) {\n result = results[i];\n\n var matched = toString(result[0]);\n var position = max(min(toIntegerOrInfinity(result.index), S.length), 0);\n var captures = [];\n var replacement;\n // NOTE: This is equivalent to\n // captures = result.slice(1).map(maybeToString)\n // but for some reason `nativeSlice.call(result, 1, result.length)` (called in\n // the slice polyfill when slicing native arrays) \"doesn't work\" in safari 9 and\n // causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.\n for (var j = 1; j < result.length; j++) push(captures, maybeToString(result[j]));\n var namedCaptures = result.groups;\n if (functionalReplace) {\n var replacerArgs = concat([matched], captures, position, S);\n if (namedCaptures !== undefined) push(replacerArgs, namedCaptures);\n replacement = toString(apply(replaceValue, undefined, replacerArgs));\n } else {\n replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);\n }\n if (position >= nextSourcePosition) {\n accumulatedResult += stringSlice(S, nextSourcePosition, position) + replacement;\n nextSourcePosition = position + matched.length;\n }\n }\n\n return accumulatedResult + stringSlice(S, nextSourcePosition);\n }\n ];\n}, !REPLACE_SUPPORTS_NAMED_GROUPS || !REPLACE_KEEPS_$0 || REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE);\n","'use strict';\nvar isConstructor = require('../internals/is-constructor');\nvar tryToString = require('../internals/try-to-string');\n\nvar $TypeError = TypeError;\n\n// `Assert: IsConstructor(argument) is true`\nmodule.exports = function (argument) {\n if (isConstructor(argument)) return argument;\n throw new $TypeError(tryToString(argument) + ' is not a constructor');\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aConstructor = require('../internals/a-constructor');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar SPECIES = wellKnownSymbol('species');\n\n// `SpeciesConstructor` abstract operation\n// https://tc39.es/ecma262/#sec-speciesconstructor\nmodule.exports = function (O, defaultConstructor) {\n var C = anObject(O).constructor;\n var S;\n return C === undefined || isNullOrUndefined(S = anObject(C)[SPECIES]) ? defaultConstructor : aConstructor(S);\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fixRegExpWellKnownSymbolLogic = require('../internals/fix-regexp-well-known-symbol-logic');\nvar anObject = require('../internals/an-object');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar speciesConstructor = require('../internals/species-constructor');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar toLength = require('../internals/to-length');\nvar toString = require('../internals/to-string');\nvar getMethod = require('../internals/get-method');\nvar regExpExec = require('../internals/regexp-exec-abstract');\nvar stickyHelpers = require('../internals/regexp-sticky-helpers');\nvar fails = require('../internals/fails');\n\nvar UNSUPPORTED_Y = stickyHelpers.UNSUPPORTED_Y;\nvar MAX_UINT32 = 0xFFFFFFFF;\nvar min = Math.min;\nvar push = uncurryThis([].push);\nvar stringSlice = uncurryThis(''.slice);\n\n// Chrome 51 has a buggy \"split\" implementation when RegExp#exec !== nativeExec\n// Weex JS has frozen built-in prototypes, so use try / catch wrapper\nvar SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = !fails(function () {\n // eslint-disable-next-line regexp/no-empty-group -- required for testing\n var re = /(?:)/;\n var originalExec = re.exec;\n re.exec = function () { return originalExec.apply(this, arguments); };\n var result = 'ab'.split(re);\n return result.length !== 2 || result[0] !== 'a' || result[1] !== 'b';\n});\n\nvar BUGGY = 'abbc'.split(/(b)*/)[1] === 'c' ||\n // eslint-disable-next-line regexp/no-empty-group -- required for testing\n 'test'.split(/(?:)/, -1).length !== 4 ||\n 'ab'.split(/(?:ab)*/).length !== 2 ||\n '.'.split(/(.?)(.?)/).length !== 4 ||\n // eslint-disable-next-line regexp/no-empty-capturing-group, regexp/no-empty-group -- required for testing\n '.'.split(/()()/).length > 1 ||\n ''.split(/.?/).length;\n\n// @@split logic\nfixRegExpWellKnownSymbolLogic('split', function (SPLIT, nativeSplit, maybeCallNative) {\n var internalSplit = '0'.split(undefined, 0).length ? function (separator, limit) {\n return separator === undefined && limit === 0 ? [] : call(nativeSplit, this, separator, limit);\n } : nativeSplit;\n\n return [\n // `String.prototype.split` method\n // https://tc39.es/ecma262/#sec-string.prototype.split\n function split(separator, limit) {\n var O = requireObjectCoercible(this);\n var splitter = isNullOrUndefined(separator) ? undefined : getMethod(separator, SPLIT);\n return splitter\n ? call(splitter, separator, O, limit)\n : call(internalSplit, toString(O), separator, limit);\n },\n // `RegExp.prototype[@@split]` method\n // https://tc39.es/ecma262/#sec-regexp.prototype-@@split\n //\n // NOTE: This cannot be properly polyfilled in engines that don't support\n // the 'y' flag.\n function (string, limit) {\n var rx = anObject(this);\n var S = toString(string);\n\n if (!BUGGY) {\n var res = maybeCallNative(internalSplit, rx, S, limit, internalSplit !== nativeSplit);\n if (res.done) return res.value;\n }\n\n var C = speciesConstructor(rx, RegExp);\n var unicodeMatching = rx.unicode;\n var flags = (rx.ignoreCase ? 'i' : '') +\n (rx.multiline ? 'm' : '') +\n (rx.unicode ? 'u' : '') +\n (UNSUPPORTED_Y ? 'g' : 'y');\n // ^(? + rx + ) is needed, in combination with some S slicing, to\n // simulate the 'y' flag.\n var splitter = new C(UNSUPPORTED_Y ? '^(?:' + rx.source + ')' : rx, flags);\n var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;\n if (lim === 0) return [];\n if (S.length === 0) return regExpExec(splitter, S) === null ? [S] : [];\n var p = 0;\n var q = 0;\n var A = [];\n while (q < S.length) {\n splitter.lastIndex = UNSUPPORTED_Y ? 0 : q;\n var z = regExpExec(splitter, UNSUPPORTED_Y ? stringSlice(S, q) : S);\n var e;\n if (\n z === null ||\n (e = min(toLength(splitter.lastIndex + (UNSUPPORTED_Y ? q : 0)), S.length)) === p\n ) {\n q = advanceStringIndex(S, q, unicodeMatching);\n } else {\n push(A, stringSlice(S, p, q));\n if (A.length === lim) return A;\n for (var i = 1; i <= z.length - 1; i++) {\n push(A, z[i]);\n if (A.length === lim) return A;\n }\n q = p = e;\n }\n }\n push(A, stringSlice(S, p));\n return A;\n }\n ];\n}, BUGGY || !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC, UNSUPPORTED_Y);\n","'use strict';\n// a string of all valid unicode whitespaces\nmodule.exports = '\\u0009\\u000A\\u000B\\u000C\\u000D\\u0020\\u00A0\\u1680\\u2000\\u2001\\u2002' +\n '\\u2003\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200A\\u202F\\u205F\\u3000\\u2028\\u2029\\uFEFF';\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar toString = require('../internals/to-string');\nvar whitespaces = require('../internals/whitespaces');\n\nvar replace = uncurryThis(''.replace);\nvar ltrim = RegExp('^[' + whitespaces + ']+');\nvar rtrim = RegExp('(^|[^' + whitespaces + '])[' + whitespaces + ']+$');\n\n// `String.prototype.{ trim, trimStart, trimEnd, trimLeft, trimRight }` methods implementation\nvar createMethod = function (TYPE) {\n return function ($this) {\n var string = toString(requireObjectCoercible($this));\n if (TYPE & 1) string = replace(string, ltrim, '');\n if (TYPE & 2) string = replace(string, rtrim, '$1');\n return string;\n };\n};\n\nmodule.exports = {\n // `String.prototype.{ trimLeft, trimStart }` methods\n // https://tc39.es/ecma262/#sec-string.prototype.trimstart\n start: createMethod(1),\n // `String.prototype.{ trimRight, trimEnd }` methods\n // https://tc39.es/ecma262/#sec-string.prototype.trimend\n end: createMethod(2),\n // `String.prototype.trim` method\n // https://tc39.es/ecma262/#sec-string.prototype.trim\n trim: createMethod(3)\n};\n","'use strict';\nvar PROPER_FUNCTION_NAME = require('../internals/function-name').PROPER;\nvar fails = require('../internals/fails');\nvar whitespaces = require('../internals/whitespaces');\n\nvar non = '\\u200B\\u0085\\u180E';\n\n// check that a method works with the correct list\n// of whitespaces and has a correct name\nmodule.exports = function (METHOD_NAME) {\n return fails(function () {\n return !!whitespaces[METHOD_NAME]()\n || non[METHOD_NAME]() !== non\n || (PROPER_FUNCTION_NAME && whitespaces[METHOD_NAME].name !== METHOD_NAME);\n });\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar $trim = require('../internals/string-trim').trim;\nvar forcedStringTrimMethod = require('../internals/string-trim-forced');\n\n// `String.prototype.trim` method\n// https://tc39.es/ecma262/#sec-string.prototype.trim\n$({ target: 'String', proto: true, forced: forcedStringTrimMethod('trim') }, {\n trim: function trim() {\n return $trim(this);\n }\n});\n","'use strict';\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar ITERATOR = wellKnownSymbol('iterator');\nvar SAFE_CLOSING = false;\n\ntry {\n var called = 0;\n var iteratorWithReturn = {\n next: function () {\n return { done: !!called++ };\n },\n 'return': function () {\n SAFE_CLOSING = true;\n }\n };\n iteratorWithReturn[ITERATOR] = function () {\n return this;\n };\n // eslint-disable-next-line es/no-array-from, no-throw-literal -- required for testing\n Array.from(iteratorWithReturn, function () { throw 2; });\n} catch (error) { /* empty */ }\n\nmodule.exports = function (exec, SKIP_CLOSING) {\n try {\n if (!SKIP_CLOSING && !SAFE_CLOSING) return false;\n } catch (error) { return false; } // workaround of old WebKit + `eval` bug\n var ITERATION_SUPPORT = false;\n try {\n var object = {};\n object[ITERATOR] = function () {\n return {\n next: function () {\n return { done: ITERATION_SUPPORT = true };\n }\n };\n };\n exec(object);\n } catch (error) { /* empty */ }\n return ITERATION_SUPPORT;\n};\n","'use strict';\nvar NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-basic-detection');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar globalThis = require('../internals/global-this');\nvar isCallable = require('../internals/is-callable');\nvar isObject = require('../internals/is-object');\nvar hasOwn = require('../internals/has-own-property');\nvar classof = require('../internals/classof');\nvar tryToString = require('../internals/try-to-string');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar defineBuiltIn = require('../internals/define-built-in');\nvar defineBuiltInAccessor = require('../internals/define-built-in-accessor');\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar uid = require('../internals/uid');\nvar InternalStateModule = require('../internals/internal-state');\n\nvar enforceInternalState = InternalStateModule.enforce;\nvar getInternalState = InternalStateModule.get;\nvar Int8Array = globalThis.Int8Array;\nvar Int8ArrayPrototype = Int8Array && Int8Array.prototype;\nvar Uint8ClampedArray = globalThis.Uint8ClampedArray;\nvar Uint8ClampedArrayPrototype = Uint8ClampedArray && Uint8ClampedArray.prototype;\nvar TypedArray = Int8Array && getPrototypeOf(Int8Array);\nvar TypedArrayPrototype = Int8ArrayPrototype && getPrototypeOf(Int8ArrayPrototype);\nvar ObjectPrototype = Object.prototype;\nvar TypeError = globalThis.TypeError;\n\nvar TO_STRING_TAG = wellKnownSymbol('toStringTag');\nvar TYPED_ARRAY_TAG = uid('TYPED_ARRAY_TAG');\nvar TYPED_ARRAY_CONSTRUCTOR = 'TypedArrayConstructor';\n// Fixing native typed arrays in Opera Presto crashes the browser, see #595\nvar NATIVE_ARRAY_BUFFER_VIEWS = NATIVE_ARRAY_BUFFER && !!setPrototypeOf && classof(globalThis.opera) !== 'Opera';\nvar TYPED_ARRAY_TAG_REQUIRED = false;\nvar NAME, Constructor, Prototype;\n\nvar TypedArrayConstructorsList = {\n Int8Array: 1,\n Uint8Array: 1,\n Uint8ClampedArray: 1,\n Int16Array: 2,\n Uint16Array: 2,\n Int32Array: 4,\n Uint32Array: 4,\n Float32Array: 4,\n Float64Array: 8\n};\n\nvar BigIntArrayConstructorsList = {\n BigInt64Array: 8,\n BigUint64Array: 8\n};\n\nvar isView = function isView(it) {\n if (!isObject(it)) return false;\n var klass = classof(it);\n return klass === 'DataView'\n || hasOwn(TypedArrayConstructorsList, klass)\n || hasOwn(BigIntArrayConstructorsList, klass);\n};\n\nvar getTypedArrayConstructor = function (it) {\n var proto = getPrototypeOf(it);\n if (!isObject(proto)) return;\n var state = getInternalState(proto);\n return (state && hasOwn(state, TYPED_ARRAY_CONSTRUCTOR)) ? state[TYPED_ARRAY_CONSTRUCTOR] : getTypedArrayConstructor(proto);\n};\n\nvar isTypedArray = function (it) {\n if (!isObject(it)) return false;\n var klass = classof(it);\n return hasOwn(TypedArrayConstructorsList, klass)\n || hasOwn(BigIntArrayConstructorsList, klass);\n};\n\nvar aTypedArray = function (it) {\n if (isTypedArray(it)) return it;\n throw new TypeError('Target is not a typed array');\n};\n\nvar aTypedArrayConstructor = function (C) {\n if (isCallable(C) && (!setPrototypeOf || isPrototypeOf(TypedArray, C))) return C;\n throw new TypeError(tryToString(C) + ' is not a typed array constructor');\n};\n\nvar exportTypedArrayMethod = function (KEY, property, forced, options) {\n if (!DESCRIPTORS) return;\n if (forced) for (var ARRAY in TypedArrayConstructorsList) {\n var TypedArrayConstructor = globalThis[ARRAY];\n if (TypedArrayConstructor && hasOwn(TypedArrayConstructor.prototype, KEY)) try {\n delete TypedArrayConstructor.prototype[KEY];\n } catch (error) {\n // old WebKit bug - some methods are non-configurable\n try {\n TypedArrayConstructor.prototype[KEY] = property;\n } catch (error2) { /* empty */ }\n }\n }\n if (!TypedArrayPrototype[KEY] || forced) {\n defineBuiltIn(TypedArrayPrototype, KEY, forced ? property\n : NATIVE_ARRAY_BUFFER_VIEWS && Int8ArrayPrototype[KEY] || property, options);\n }\n};\n\nvar exportTypedArrayStaticMethod = function (KEY, property, forced) {\n var ARRAY, TypedArrayConstructor;\n if (!DESCRIPTORS) return;\n if (setPrototypeOf) {\n if (forced) for (ARRAY in TypedArrayConstructorsList) {\n TypedArrayConstructor = globalThis[ARRAY];\n if (TypedArrayConstructor && hasOwn(TypedArrayConstructor, KEY)) try {\n delete TypedArrayConstructor[KEY];\n } catch (error) { /* empty */ }\n }\n if (!TypedArray[KEY] || forced) {\n // V8 ~ Chrome 49-50 `%TypedArray%` methods are non-writable non-configurable\n try {\n return defineBuiltIn(TypedArray, KEY, forced ? property : NATIVE_ARRAY_BUFFER_VIEWS && TypedArray[KEY] || property);\n } catch (error) { /* empty */ }\n } else return;\n }\n for (ARRAY in TypedArrayConstructorsList) {\n TypedArrayConstructor = globalThis[ARRAY];\n if (TypedArrayConstructor && (!TypedArrayConstructor[KEY] || forced)) {\n defineBuiltIn(TypedArrayConstructor, KEY, property);\n }\n }\n};\n\nfor (NAME in TypedArrayConstructorsList) {\n Constructor = globalThis[NAME];\n Prototype = Constructor && Constructor.prototype;\n if (Prototype) enforceInternalState(Prototype)[TYPED_ARRAY_CONSTRUCTOR] = Constructor;\n else NATIVE_ARRAY_BUFFER_VIEWS = false;\n}\n\nfor (NAME in BigIntArrayConstructorsList) {\n Constructor = globalThis[NAME];\n Prototype = Constructor && Constructor.prototype;\n if (Prototype) enforceInternalState(Prototype)[TYPED_ARRAY_CONSTRUCTOR] = Constructor;\n}\n\n// WebKit bug - typed arrays constructors prototype is Object.prototype\nif (!NATIVE_ARRAY_BUFFER_VIEWS || !isCallable(TypedArray) || TypedArray === Function.prototype) {\n // eslint-disable-next-line no-shadow -- safe\n TypedArray = function TypedArray() {\n throw new TypeError('Incorrect invocation');\n };\n if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {\n if (globalThis[NAME]) setPrototypeOf(globalThis[NAME], TypedArray);\n }\n}\n\nif (!NATIVE_ARRAY_BUFFER_VIEWS || !TypedArrayPrototype || TypedArrayPrototype === ObjectPrototype) {\n TypedArrayPrototype = TypedArray.prototype;\n if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {\n if (globalThis[NAME]) setPrototypeOf(globalThis[NAME].prototype, TypedArrayPrototype);\n }\n}\n\n// WebKit bug - one more object in Uint8ClampedArray prototype chain\nif (NATIVE_ARRAY_BUFFER_VIEWS && getPrototypeOf(Uint8ClampedArrayPrototype) !== TypedArrayPrototype) {\n setPrototypeOf(Uint8ClampedArrayPrototype, TypedArrayPrototype);\n}\n\nif (DESCRIPTORS && !hasOwn(TypedArrayPrototype, TO_STRING_TAG)) {\n TYPED_ARRAY_TAG_REQUIRED = true;\n defineBuiltInAccessor(TypedArrayPrototype, TO_STRING_TAG, {\n configurable: true,\n get: function () {\n return isObject(this) ? this[TYPED_ARRAY_TAG] : undefined;\n }\n });\n for (NAME in TypedArrayConstructorsList) if (globalThis[NAME]) {\n createNonEnumerableProperty(globalThis[NAME], TYPED_ARRAY_TAG, NAME);\n }\n}\n\nmodule.exports = {\n NATIVE_ARRAY_BUFFER_VIEWS: NATIVE_ARRAY_BUFFER_VIEWS,\n TYPED_ARRAY_TAG: TYPED_ARRAY_TAG_REQUIRED && TYPED_ARRAY_TAG,\n aTypedArray: aTypedArray,\n aTypedArrayConstructor: aTypedArrayConstructor,\n exportTypedArrayMethod: exportTypedArrayMethod,\n exportTypedArrayStaticMethod: exportTypedArrayStaticMethod,\n getTypedArrayConstructor: getTypedArrayConstructor,\n isView: isView,\n isTypedArray: isTypedArray,\n TypedArray: TypedArray,\n TypedArrayPrototype: TypedArrayPrototype\n};\n","'use strict';\n/* eslint-disable no-new, sonarjs/inconsistent-function-call -- required for testing */\nvar globalThis = require('../internals/global-this');\nvar fails = require('../internals/fails');\nvar checkCorrectnessOfIteration = require('../internals/check-correctness-of-iteration');\nvar NATIVE_ARRAY_BUFFER_VIEWS = require('../internals/array-buffer-view-core').NATIVE_ARRAY_BUFFER_VIEWS;\n\nvar ArrayBuffer = globalThis.ArrayBuffer;\nvar Int8Array = globalThis.Int8Array;\n\nmodule.exports = !NATIVE_ARRAY_BUFFER_VIEWS || !fails(function () {\n Int8Array(1);\n}) || !fails(function () {\n new Int8Array(-1);\n}) || !checkCorrectnessOfIteration(function (iterable) {\n new Int8Array();\n new Int8Array(null);\n new Int8Array(1.5);\n new Int8Array(iterable);\n}, true) || fails(function () {\n // Safari (11+) bug - a reason why even Safari 13 should load a typed array polyfill\n return new Int8Array(new ArrayBuffer(2), 1, undefined).length !== 1;\n});\n","'use strict';\nvar isObject = require('../internals/is-object');\n\nvar floor = Math.floor;\n\n// `IsIntegralNumber` abstract operation\n// https://tc39.es/ecma262/#sec-isintegralnumber\n// eslint-disable-next-line es/no-number-isinteger -- safe\nmodule.exports = Number.isInteger || function isInteger(it) {\n return !isObject(it) && isFinite(it) && floor(it) === it;\n};\n","'use strict';\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\n\nvar $RangeError = RangeError;\n\nmodule.exports = function (it) {\n var result = toIntegerOrInfinity(it);\n if (result < 0) throw new $RangeError(\"The argument can't be less than 0\");\n return result;\n};\n","'use strict';\nvar toPositiveInteger = require('../internals/to-positive-integer');\n\nvar $RangeError = RangeError;\n\nmodule.exports = function (it, BYTES) {\n var offset = toPositiveInteger(it);\n if (offset % BYTES) throw new $RangeError('Wrong offset');\n return offset;\n};\n","'use strict';\nvar round = Math.round;\n\nmodule.exports = function (it) {\n var value = round(it);\n return value < 0 ? 0 : value > 0xFF ? 0xFF : value & 0xFF;\n};\n","'use strict';\nvar classof = require('../internals/classof');\nvar getMethod = require('../internals/get-method');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\nvar Iterators = require('../internals/iterators');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar ITERATOR = wellKnownSymbol('iterator');\n\nmodule.exports = function (it) {\n if (!isNullOrUndefined(it)) return getMethod(it, ITERATOR)\n || getMethod(it, '@@iterator')\n || Iterators[classof(it)];\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar aCallable = require('../internals/a-callable');\nvar anObject = require('../internals/an-object');\nvar tryToString = require('../internals/try-to-string');\nvar getIteratorMethod = require('../internals/get-iterator-method');\n\nvar $TypeError = TypeError;\n\nmodule.exports = function (argument, usingIterator) {\n var iteratorMethod = arguments.length < 2 ? getIteratorMethod(argument) : usingIterator;\n if (aCallable(iteratorMethod)) return anObject(call(iteratorMethod, argument));\n throw new $TypeError(tryToString(argument) + ' is not iterable');\n};\n","'use strict';\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar Iterators = require('../internals/iterators');\n\nvar ITERATOR = wellKnownSymbol('iterator');\nvar ArrayPrototype = Array.prototype;\n\n// check on default Array iterator\nmodule.exports = function (it) {\n return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it);\n};\n","'use strict';\nvar classof = require('../internals/classof');\n\nmodule.exports = function (it) {\n var klass = classof(it);\n return klass === 'BigInt64Array' || klass === 'BigUint64Array';\n};\n","'use strict';\nvar toPrimitive = require('../internals/to-primitive');\n\nvar $TypeError = TypeError;\n\n// `ToBigInt` abstract operation\n// https://tc39.es/ecma262/#sec-tobigint\nmodule.exports = function (argument) {\n var prim = toPrimitive(argument, 'number');\n if (typeof prim == 'number') throw new $TypeError(\"Can't convert number to bigint\");\n // eslint-disable-next-line es/no-bigint -- safe\n return BigInt(prim);\n};\n","'use strict';\nvar bind = require('../internals/function-bind-context');\nvar call = require('../internals/function-call');\nvar aConstructor = require('../internals/a-constructor');\nvar toObject = require('../internals/to-object');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar getIterator = require('../internals/get-iterator');\nvar getIteratorMethod = require('../internals/get-iterator-method');\nvar isArrayIteratorMethod = require('../internals/is-array-iterator-method');\nvar isBigIntArray = require('../internals/is-big-int-array');\nvar aTypedArrayConstructor = require('../internals/array-buffer-view-core').aTypedArrayConstructor;\nvar toBigInt = require('../internals/to-big-int');\n\nmodule.exports = function from(source /* , mapfn, thisArg */) {\n var C = aConstructor(this);\n var O = toObject(source);\n var argumentsLength = arguments.length;\n var mapfn = argumentsLength > 1 ? arguments[1] : undefined;\n var mapping = mapfn !== undefined;\n var iteratorMethod = getIteratorMethod(O);\n var i, length, result, thisIsBigIntArray, value, step, iterator, next;\n if (iteratorMethod && !isArrayIteratorMethod(iteratorMethod)) {\n iterator = getIterator(O, iteratorMethod);\n next = iterator.next;\n O = [];\n while (!(step = call(next, iterator)).done) {\n O.push(step.value);\n }\n }\n if (mapping && argumentsLength > 2) {\n mapfn = bind(mapfn, arguments[2]);\n }\n length = lengthOfArrayLike(O);\n result = new (aTypedArrayConstructor(C))(length);\n thisIsBigIntArray = isBigIntArray(result);\n for (i = 0; length > i; i++) {\n value = mapping ? mapfn(O[i], i) : O[i];\n // FF30- typed arrays doesn't properly convert objects to typed array values\n result[i] = thisIsBigIntArray ? toBigInt(value) : +value;\n }\n return result;\n};\n","'use strict';\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\n\nmodule.exports = function (Constructor, list, $length) {\n var index = 0;\n var length = arguments.length > 2 ? $length : lengthOfArrayLike(list);\n var result = new Constructor(length);\n while (length > index) result[index] = list[index++];\n return result;\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar globalThis = require('../internals/global-this');\nvar call = require('../internals/function-call');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = require('../internals/typed-array-constructors-require-wrappers');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar ArrayBufferModule = require('../internals/array-buffer');\nvar anInstance = require('../internals/an-instance');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar isIntegralNumber = require('../internals/is-integral-number');\nvar toLength = require('../internals/to-length');\nvar toIndex = require('../internals/to-index');\nvar toOffset = require('../internals/to-offset');\nvar toUint8Clamped = require('../internals/to-uint8-clamped');\nvar toPropertyKey = require('../internals/to-property-key');\nvar hasOwn = require('../internals/has-own-property');\nvar classof = require('../internals/classof');\nvar isObject = require('../internals/is-object');\nvar isSymbol = require('../internals/is-symbol');\nvar create = require('../internals/object-create');\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar typedArrayFrom = require('../internals/typed-array-from');\nvar forEach = require('../internals/array-iteration').forEach;\nvar setSpecies = require('../internals/set-species');\nvar defineBuiltInAccessor = require('../internals/define-built-in-accessor');\nvar definePropertyModule = require('../internals/object-define-property');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar arrayFromConstructorAndList = require('../internals/array-from-constructor-and-list');\nvar InternalStateModule = require('../internals/internal-state');\nvar inheritIfRequired = require('../internals/inherit-if-required');\n\nvar getInternalState = InternalStateModule.get;\nvar setInternalState = InternalStateModule.set;\nvar enforceInternalState = InternalStateModule.enforce;\nvar nativeDefineProperty = definePropertyModule.f;\nvar nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\nvar RangeError = globalThis.RangeError;\nvar ArrayBuffer = ArrayBufferModule.ArrayBuffer;\nvar ArrayBufferPrototype = ArrayBuffer.prototype;\nvar DataView = ArrayBufferModule.DataView;\nvar NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;\nvar TYPED_ARRAY_TAG = ArrayBufferViewCore.TYPED_ARRAY_TAG;\nvar TypedArray = ArrayBufferViewCore.TypedArray;\nvar TypedArrayPrototype = ArrayBufferViewCore.TypedArrayPrototype;\nvar isTypedArray = ArrayBufferViewCore.isTypedArray;\nvar BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';\nvar WRONG_LENGTH = 'Wrong length';\n\nvar addGetter = function (it, key) {\n defineBuiltInAccessor(it, key, {\n configurable: true,\n get: function () {\n return getInternalState(this)[key];\n }\n });\n};\n\nvar isArrayBuffer = function (it) {\n var klass;\n return isPrototypeOf(ArrayBufferPrototype, it) || (klass = classof(it)) === 'ArrayBuffer' || klass === 'SharedArrayBuffer';\n};\n\nvar isTypedArrayIndex = function (target, key) {\n return isTypedArray(target)\n && !isSymbol(key)\n && key in target\n && isIntegralNumber(+key)\n && key >= 0;\n};\n\nvar wrappedGetOwnPropertyDescriptor = function getOwnPropertyDescriptor(target, key) {\n key = toPropertyKey(key);\n return isTypedArrayIndex(target, key)\n ? createPropertyDescriptor(2, target[key])\n : nativeGetOwnPropertyDescriptor(target, key);\n};\n\nvar wrappedDefineProperty = function defineProperty(target, key, descriptor) {\n key = toPropertyKey(key);\n if (isTypedArrayIndex(target, key)\n && isObject(descriptor)\n && hasOwn(descriptor, 'value')\n && !hasOwn(descriptor, 'get')\n && !hasOwn(descriptor, 'set')\n // TODO: add validation descriptor w/o calling accessors\n && !descriptor.configurable\n && (!hasOwn(descriptor, 'writable') || descriptor.writable)\n && (!hasOwn(descriptor, 'enumerable') || descriptor.enumerable)\n ) {\n target[key] = descriptor.value;\n return target;\n } return nativeDefineProperty(target, key, descriptor);\n};\n\nif (DESCRIPTORS) {\n if (!NATIVE_ARRAY_BUFFER_VIEWS) {\n getOwnPropertyDescriptorModule.f = wrappedGetOwnPropertyDescriptor;\n definePropertyModule.f = wrappedDefineProperty;\n addGetter(TypedArrayPrototype, 'buffer');\n addGetter(TypedArrayPrototype, 'byteOffset');\n addGetter(TypedArrayPrototype, 'byteLength');\n addGetter(TypedArrayPrototype, 'length');\n }\n\n $({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {\n getOwnPropertyDescriptor: wrappedGetOwnPropertyDescriptor,\n defineProperty: wrappedDefineProperty\n });\n\n module.exports = function (TYPE, wrapper, CLAMPED) {\n var BYTES = TYPE.match(/\\d+/)[0] / 8;\n var CONSTRUCTOR_NAME = TYPE + (CLAMPED ? 'Clamped' : '') + 'Array';\n var GETTER = 'get' + TYPE;\n var SETTER = 'set' + TYPE;\n var NativeTypedArrayConstructor = globalThis[CONSTRUCTOR_NAME];\n var TypedArrayConstructor = NativeTypedArrayConstructor;\n var TypedArrayConstructorPrototype = TypedArrayConstructor && TypedArrayConstructor.prototype;\n var exported = {};\n\n var getter = function (that, index) {\n var data = getInternalState(that);\n return data.view[GETTER](index * BYTES + data.byteOffset, true);\n };\n\n var setter = function (that, index, value) {\n var data = getInternalState(that);\n data.view[SETTER](index * BYTES + data.byteOffset, CLAMPED ? toUint8Clamped(value) : value, true);\n };\n\n var addElement = function (that, index) {\n nativeDefineProperty(that, index, {\n get: function () {\n return getter(this, index);\n },\n set: function (value) {\n return setter(this, index, value);\n },\n enumerable: true\n });\n };\n\n if (!NATIVE_ARRAY_BUFFER_VIEWS) {\n TypedArrayConstructor = wrapper(function (that, data, offset, $length) {\n anInstance(that, TypedArrayConstructorPrototype);\n var index = 0;\n var byteOffset = 0;\n var buffer, byteLength, length;\n if (!isObject(data)) {\n length = toIndex(data);\n byteLength = length * BYTES;\n buffer = new ArrayBuffer(byteLength);\n } else if (isArrayBuffer(data)) {\n buffer = data;\n byteOffset = toOffset(offset, BYTES);\n var $len = data.byteLength;\n if ($length === undefined) {\n if ($len % BYTES) throw new RangeError(WRONG_LENGTH);\n byteLength = $len - byteOffset;\n if (byteLength < 0) throw new RangeError(WRONG_LENGTH);\n } else {\n byteLength = toLength($length) * BYTES;\n if (byteLength + byteOffset > $len) throw new RangeError(WRONG_LENGTH);\n }\n length = byteLength / BYTES;\n } else if (isTypedArray(data)) {\n return arrayFromConstructorAndList(TypedArrayConstructor, data);\n } else {\n return call(typedArrayFrom, TypedArrayConstructor, data);\n }\n setInternalState(that, {\n buffer: buffer,\n byteOffset: byteOffset,\n byteLength: byteLength,\n length: length,\n view: new DataView(buffer)\n });\n while (index < length) addElement(that, index++);\n });\n\n if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);\n TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = create(TypedArrayPrototype);\n } else if (TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS) {\n TypedArrayConstructor = wrapper(function (dummy, data, typedArrayOffset, $length) {\n anInstance(dummy, TypedArrayConstructorPrototype);\n return inheritIfRequired(function () {\n if (!isObject(data)) return new NativeTypedArrayConstructor(toIndex(data));\n if (isArrayBuffer(data)) return $length !== undefined\n ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES), $length)\n : typedArrayOffset !== undefined\n ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES))\n : new NativeTypedArrayConstructor(data);\n if (isTypedArray(data)) return arrayFromConstructorAndList(TypedArrayConstructor, data);\n return call(typedArrayFrom, TypedArrayConstructor, data);\n }(), dummy, TypedArrayConstructor);\n });\n\n if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);\n forEach(getOwnPropertyNames(NativeTypedArrayConstructor), function (key) {\n if (!(key in TypedArrayConstructor)) {\n createNonEnumerableProperty(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);\n }\n });\n TypedArrayConstructor.prototype = TypedArrayConstructorPrototype;\n }\n\n if (TypedArrayConstructorPrototype.constructor !== TypedArrayConstructor) {\n createNonEnumerableProperty(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);\n }\n\n enforceInternalState(TypedArrayConstructorPrototype).TypedArrayConstructor = TypedArrayConstructor;\n\n if (TYPED_ARRAY_TAG) {\n createNonEnumerableProperty(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);\n }\n\n var FORCED = TypedArrayConstructor !== NativeTypedArrayConstructor;\n\n exported[CONSTRUCTOR_NAME] = TypedArrayConstructor;\n\n $({ global: true, constructor: true, forced: FORCED, sham: !NATIVE_ARRAY_BUFFER_VIEWS }, exported);\n\n if (!(BYTES_PER_ELEMENT in TypedArrayConstructor)) {\n createNonEnumerableProperty(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);\n }\n\n if (!(BYTES_PER_ELEMENT in TypedArrayConstructorPrototype)) {\n createNonEnumerableProperty(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);\n }\n\n setSpecies(CONSTRUCTOR_NAME);\n };\n} else module.exports = function () { /* empty */ };\n","'use strict';\nvar createTypedArrayConstructor = require('../internals/typed-array-constructor');\n\n// `Uint8Array` constructor\n// https://tc39.es/ecma262/#sec-typedarray-objects\ncreateTypedArrayConstructor('Uint8', function (init) {\n return function Uint8Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar deletePropertyOrThrow = require('../internals/delete-property-or-throw');\n\nvar min = Math.min;\n\n// `Array.prototype.copyWithin` method implementation\n// https://tc39.es/ecma262/#sec-array.prototype.copywithin\n// eslint-disable-next-line es/no-array-prototype-copywithin -- safe\nmodule.exports = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {\n var O = toObject(this);\n var len = lengthOfArrayLike(O);\n var to = toAbsoluteIndex(target, len);\n var from = toAbsoluteIndex(start, len);\n var end = arguments.length > 2 ? arguments[2] : undefined;\n var count = min((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);\n var inc = 1;\n if (from < to && to < from + count) {\n inc = -1;\n from += count - 1;\n to += count - 1;\n }\n while (count-- > 0) {\n if (from in O) O[to] = O[from];\n else deletePropertyOrThrow(O, to);\n to += inc;\n from += inc;\n } return O;\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $ArrayCopyWithin = require('../internals/array-copy-within');\n\nvar u$ArrayCopyWithin = uncurryThis($ArrayCopyWithin);\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.copyWithin` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.copywithin\nexportTypedArrayMethod('copyWithin', function copyWithin(target, start /* , end */) {\n return u$ArrayCopyWithin(aTypedArray(this), target, start, arguments.length > 2 ? arguments[2] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $every = require('../internals/array-iteration').every;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.every` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.every\nexportTypedArrayMethod('every', function every(callbackfn /* , thisArg */) {\n return $every(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $fill = require('../internals/array-fill');\nvar toBigInt = require('../internals/to-big-int');\nvar classof = require('../internals/classof');\nvar call = require('../internals/function-call');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fails = require('../internals/fails');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar slice = uncurryThis(''.slice);\n\n// V8 ~ Chrome < 59, Safari < 14.1, FF < 55, Edge <=18\nvar CONVERSION_BUG = fails(function () {\n var count = 0;\n // eslint-disable-next-line es/no-typed-arrays -- safe\n new Int8Array(2).fill({ valueOf: function () { return count++; } });\n return count !== 1;\n});\n\n// `%TypedArray%.prototype.fill` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.fill\nexportTypedArrayMethod('fill', function fill(value /* , start, end */) {\n var length = arguments.length;\n aTypedArray(this);\n var actualValue = slice(classof(this), 0, 3) === 'Big' ? toBigInt(value) : +value;\n return call($fill, this, actualValue, length > 1 ? arguments[1] : undefined, length > 2 ? arguments[2] : undefined);\n}, CONVERSION_BUG);\n","'use strict';\nvar arrayFromConstructorAndList = require('../internals/array-from-constructor-and-list');\nvar getTypedArrayConstructor = require('../internals/array-buffer-view-core').getTypedArrayConstructor;\n\nmodule.exports = function (instance, list) {\n return arrayFromConstructorAndList(getTypedArrayConstructor(instance), list);\n};\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $filter = require('../internals/array-iteration').filter;\nvar fromSameTypeAndList = require('../internals/typed-array-from-same-type-and-list');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.filter` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.filter\nexportTypedArrayMethod('filter', function filter(callbackfn /* , thisArg */) {\n var list = $filter(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n return fromSameTypeAndList(this, list);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $find = require('../internals/array-iteration').find;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.find` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.find\nexportTypedArrayMethod('find', function find(predicate /* , thisArg */) {\n return $find(aTypedArray(this), predicate, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $findIndex = require('../internals/array-iteration').findIndex;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.findIndex` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.findindex\nexportTypedArrayMethod('findIndex', function findIndex(predicate /* , thisArg */) {\n return $findIndex(aTypedArray(this), predicate, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $forEach = require('../internals/array-iteration').forEach;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.forEach` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.foreach\nexportTypedArrayMethod('forEach', function forEach(callbackfn /* , thisArg */) {\n $forEach(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $includes = require('../internals/array-includes').includes;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.includes` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.includes\nexportTypedArrayMethod('includes', function includes(searchElement /* , fromIndex */) {\n return $includes(aTypedArray(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $indexOf = require('../internals/array-includes').indexOf;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.indexOf` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.indexof\nexportTypedArrayMethod('indexOf', function indexOf(searchElement /* , fromIndex */) {\n return $indexOf(aTypedArray(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar fails = require('../internals/fails');\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar ArrayIterators = require('../modules/es.array.iterator');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar ITERATOR = wellKnownSymbol('iterator');\nvar Uint8Array = globalThis.Uint8Array;\nvar arrayValues = uncurryThis(ArrayIterators.values);\nvar arrayKeys = uncurryThis(ArrayIterators.keys);\nvar arrayEntries = uncurryThis(ArrayIterators.entries);\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar TypedArrayPrototype = Uint8Array && Uint8Array.prototype;\n\nvar GENERIC = !fails(function () {\n TypedArrayPrototype[ITERATOR].call([1]);\n});\n\nvar ITERATOR_IS_VALUES = !!TypedArrayPrototype\n && TypedArrayPrototype.values\n && TypedArrayPrototype[ITERATOR] === TypedArrayPrototype.values\n && TypedArrayPrototype.values.name === 'values';\n\nvar typedArrayValues = function values() {\n return arrayValues(aTypedArray(this));\n};\n\n// `%TypedArray%.prototype.entries` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.entries\nexportTypedArrayMethod('entries', function entries() {\n return arrayEntries(aTypedArray(this));\n}, GENERIC);\n// `%TypedArray%.prototype.keys` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.keys\nexportTypedArrayMethod('keys', function keys() {\n return arrayKeys(aTypedArray(this));\n}, GENERIC);\n// `%TypedArray%.prototype.values` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.values\nexportTypedArrayMethod('values', typedArrayValues, GENERIC || !ITERATOR_IS_VALUES, { name: 'values' });\n// `%TypedArray%.prototype[@@iterator]` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype-@@iterator\nexportTypedArrayMethod(ITERATOR, typedArrayValues, GENERIC || !ITERATOR_IS_VALUES, { name: 'values' });\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar $join = uncurryThis([].join);\n\n// `%TypedArray%.prototype.join` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.join\nexportTypedArrayMethod('join', function join(separator) {\n return $join(aTypedArray(this), separator);\n});\n","'use strict';\n/* eslint-disable es/no-array-prototype-lastindexof -- safe */\nvar apply = require('../internals/function-apply');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toIntegerOrInfinity = require('../internals/to-integer-or-infinity');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar arrayMethodIsStrict = require('../internals/array-method-is-strict');\n\nvar min = Math.min;\nvar $lastIndexOf = [].lastIndexOf;\nvar NEGATIVE_ZERO = !!$lastIndexOf && 1 / [1].lastIndexOf(1, -0) < 0;\nvar STRICT_METHOD = arrayMethodIsStrict('lastIndexOf');\nvar FORCED = NEGATIVE_ZERO || !STRICT_METHOD;\n\n// `Array.prototype.lastIndexOf` method implementation\n// https://tc39.es/ecma262/#sec-array.prototype.lastindexof\nmodule.exports = FORCED ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {\n // convert -0 to +0\n if (NEGATIVE_ZERO) return apply($lastIndexOf, this, arguments) || 0;\n var O = toIndexedObject(this);\n var length = lengthOfArrayLike(O);\n if (length === 0) return -1;\n var index = length - 1;\n if (arguments.length > 1) index = min(index, toIntegerOrInfinity(arguments[1]));\n if (index < 0) index = length + index;\n for (;index >= 0; index--) if (index in O && O[index] === searchElement) return index || 0;\n return -1;\n} : $lastIndexOf;\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar apply = require('../internals/function-apply');\nvar $lastIndexOf = require('../internals/array-last-index-of');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.lastIndexOf` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.lastindexof\nexportTypedArrayMethod('lastIndexOf', function lastIndexOf(searchElement /* , fromIndex */) {\n var length = arguments.length;\n return apply($lastIndexOf, aTypedArray(this), length > 1 ? [searchElement, arguments[1]] : [searchElement]);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $map = require('../internals/array-iteration').map;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar getTypedArrayConstructor = ArrayBufferViewCore.getTypedArrayConstructor;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.map` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.map\nexportTypedArrayMethod('map', function map(mapfn /* , thisArg */) {\n return $map(aTypedArray(this), mapfn, arguments.length > 1 ? arguments[1] : undefined, function (O, length) {\n return new (getTypedArrayConstructor(O))(length);\n });\n});\n","'use strict';\nvar aCallable = require('../internals/a-callable');\nvar toObject = require('../internals/to-object');\nvar IndexedObject = require('../internals/indexed-object');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\n\nvar $TypeError = TypeError;\n\nvar REDUCE_EMPTY = 'Reduce of empty array with no initial value';\n\n// `Array.prototype.{ reduce, reduceRight }` methods implementation\nvar createMethod = function (IS_RIGHT) {\n return function (that, callbackfn, argumentsLength, memo) {\n var O = toObject(that);\n var self = IndexedObject(O);\n var length = lengthOfArrayLike(O);\n aCallable(callbackfn);\n if (length === 0 && argumentsLength < 2) throw new $TypeError(REDUCE_EMPTY);\n var index = IS_RIGHT ? length - 1 : 0;\n var i = IS_RIGHT ? -1 : 1;\n if (argumentsLength < 2) while (true) {\n if (index in self) {\n memo = self[index];\n index += i;\n break;\n }\n index += i;\n if (IS_RIGHT ? index < 0 : length <= index) {\n throw new $TypeError(REDUCE_EMPTY);\n }\n }\n for (;IS_RIGHT ? index >= 0 : length > index; index += i) if (index in self) {\n memo = callbackfn(memo, self[index], index, O);\n }\n return memo;\n };\n};\n\nmodule.exports = {\n // `Array.prototype.reduce` method\n // https://tc39.es/ecma262/#sec-array.prototype.reduce\n left: createMethod(false),\n // `Array.prototype.reduceRight` method\n // https://tc39.es/ecma262/#sec-array.prototype.reduceright\n right: createMethod(true)\n};\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $reduce = require('../internals/array-reduce').left;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.reduce` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.reduce\nexportTypedArrayMethod('reduce', function reduce(callbackfn /* , initialValue */) {\n var length = arguments.length;\n return $reduce(aTypedArray(this), callbackfn, length, length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $reduceRight = require('../internals/array-reduce').right;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.reduceRight` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.reduceright\nexportTypedArrayMethod('reduceRight', function reduceRight(callbackfn /* , initialValue */) {\n var length = arguments.length;\n return $reduceRight(aTypedArray(this), callbackfn, length, length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar floor = Math.floor;\n\n// `%TypedArray%.prototype.reverse` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.reverse\nexportTypedArrayMethod('reverse', function reverse() {\n var that = this;\n var length = aTypedArray(that).length;\n var middle = floor(length / 2);\n var index = 0;\n var value;\n while (index < middle) {\n value = that[index];\n that[index++] = that[--length];\n that[length] = value;\n } return that;\n});\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar call = require('../internals/function-call');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar lengthOfArrayLike = require('../internals/length-of-array-like');\nvar toOffset = require('../internals/to-offset');\nvar toIndexedObject = require('../internals/to-object');\nvar fails = require('../internals/fails');\n\nvar RangeError = globalThis.RangeError;\nvar Int8Array = globalThis.Int8Array;\nvar Int8ArrayPrototype = Int8Array && Int8Array.prototype;\nvar $set = Int8ArrayPrototype && Int8ArrayPrototype.set;\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\nvar WORKS_WITH_OBJECTS_AND_GENERIC_ON_TYPED_ARRAYS = !fails(function () {\n // eslint-disable-next-line es/no-typed-arrays -- required for testing\n var array = new Uint8ClampedArray(2);\n call($set, array, { length: 1, 0: 3 }, 1);\n return array[1] !== 3;\n});\n\n// https://bugs.chromium.org/p/v8/issues/detail?id=11294 and other\nvar TO_OBJECT_BUG = WORKS_WITH_OBJECTS_AND_GENERIC_ON_TYPED_ARRAYS && ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS && fails(function () {\n var array = new Int8Array(2);\n array.set(1);\n array.set('2', 1);\n return array[0] !== 0 || array[1] !== 2;\n});\n\n// `%TypedArray%.prototype.set` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.set\nexportTypedArrayMethod('set', function set(arrayLike /* , offset */) {\n aTypedArray(this);\n var offset = toOffset(arguments.length > 1 ? arguments[1] : undefined, 1);\n var src = toIndexedObject(arrayLike);\n if (WORKS_WITH_OBJECTS_AND_GENERIC_ON_TYPED_ARRAYS) return call($set, this, src, offset);\n var length = this.length;\n var len = lengthOfArrayLike(src);\n var index = 0;\n if (len + offset > length) throw new RangeError('Wrong length');\n while (index < len) this[offset + index] = src[index++];\n}, !WORKS_WITH_OBJECTS_AND_GENERIC_ON_TYPED_ARRAYS || TO_OBJECT_BUG);\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar fails = require('../internals/fails');\nvar arraySlice = require('../internals/array-slice');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar getTypedArrayConstructor = ArrayBufferViewCore.getTypedArrayConstructor;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\nvar FORCED = fails(function () {\n // eslint-disable-next-line es/no-typed-arrays -- required for testing\n new Int8Array(1).slice();\n});\n\n// `%TypedArray%.prototype.slice` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.slice\nexportTypedArrayMethod('slice', function slice(start, end) {\n var list = arraySlice(aTypedArray(this), start, end);\n var C = getTypedArrayConstructor(this);\n var index = 0;\n var length = list.length;\n var result = new C(length);\n while (length > index) result[index] = list[index++];\n return result;\n}, FORCED);\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar $some = require('../internals/array-iteration').some;\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.some` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.some\nexportTypedArrayMethod('some', function some(callbackfn /* , thisArg */) {\n return $some(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar uncurryThis = require('../internals/function-uncurry-this-clause');\nvar fails = require('../internals/fails');\nvar aCallable = require('../internals/a-callable');\nvar internalSort = require('../internals/array-sort');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar FF = require('../internals/environment-ff-version');\nvar IE_OR_EDGE = require('../internals/environment-is-ie-or-edge');\nvar V8 = require('../internals/environment-v8-version');\nvar WEBKIT = require('../internals/environment-webkit-version');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar Uint16Array = globalThis.Uint16Array;\nvar nativeSort = Uint16Array && uncurryThis(Uint16Array.prototype.sort);\n\n// WebKit\nvar ACCEPT_INCORRECT_ARGUMENTS = !!nativeSort && !(fails(function () {\n nativeSort(new Uint16Array(2), null);\n}) && fails(function () {\n nativeSort(new Uint16Array(2), {});\n}));\n\nvar STABLE_SORT = !!nativeSort && !fails(function () {\n // feature detection can be too slow, so check engines versions\n if (V8) return V8 < 74;\n if (FF) return FF < 67;\n if (IE_OR_EDGE) return true;\n if (WEBKIT) return WEBKIT < 602;\n\n var array = new Uint16Array(516);\n var expected = Array(516);\n var index, mod;\n\n for (index = 0; index < 516; index++) {\n mod = index % 4;\n array[index] = 515 - index;\n expected[index] = index - 2 * mod + 3;\n }\n\n nativeSort(array, function (a, b) {\n return (a / 4 | 0) - (b / 4 | 0);\n });\n\n for (index = 0; index < 516; index++) {\n if (array[index] !== expected[index]) return true;\n }\n});\n\nvar getSortCompare = function (comparefn) {\n return function (x, y) {\n if (comparefn !== undefined) return +comparefn(x, y) || 0;\n // eslint-disable-next-line no-self-compare -- NaN check\n if (y !== y) return -1;\n // eslint-disable-next-line no-self-compare -- NaN check\n if (x !== x) return 1;\n if (x === 0 && y === 0) return 1 / x > 0 && 1 / y < 0 ? 1 : -1;\n return x > y;\n };\n};\n\n// `%TypedArray%.prototype.sort` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.sort\nexportTypedArrayMethod('sort', function sort(comparefn) {\n if (comparefn !== undefined) aCallable(comparefn);\n if (STABLE_SORT) return nativeSort(this, comparefn);\n\n return internalSort(aTypedArray(this), getSortCompare(comparefn));\n}, !STABLE_SORT || ACCEPT_INCORRECT_ARGUMENTS);\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar toLength = require('../internals/to-length');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\n\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar getTypedArrayConstructor = ArrayBufferViewCore.getTypedArrayConstructor;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\n\n// `%TypedArray%.prototype.subarray` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.subarray\nexportTypedArrayMethod('subarray', function subarray(begin, end) {\n var O = aTypedArray(this);\n var length = O.length;\n var beginIndex = toAbsoluteIndex(begin, length);\n var C = getTypedArrayConstructor(O);\n return new C(\n O.buffer,\n O.byteOffset + beginIndex * O.BYTES_PER_ELEMENT,\n toLength((end === undefined ? length : toAbsoluteIndex(end, length)) - beginIndex)\n );\n});\n","'use strict';\nvar globalThis = require('../internals/global-this');\nvar apply = require('../internals/function-apply');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar fails = require('../internals/fails');\nvar arraySlice = require('../internals/array-slice');\n\nvar Int8Array = globalThis.Int8Array;\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;\nvar $toLocaleString = [].toLocaleString;\n\n// iOS Safari 6.x fails here\nvar TO_LOCALE_STRING_BUG = !!Int8Array && fails(function () {\n $toLocaleString.call(new Int8Array(1));\n});\n\nvar FORCED = fails(function () {\n return [1, 2].toLocaleString() !== new Int8Array([1, 2]).toLocaleString();\n}) || !fails(function () {\n Int8Array.prototype.toLocaleString.call([1, 2]);\n});\n\n// `%TypedArray%.prototype.toLocaleString` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.tolocalestring\nexportTypedArrayMethod('toLocaleString', function toLocaleString() {\n return apply(\n $toLocaleString,\n TO_LOCALE_STRING_BUG ? arraySlice(aTypedArray(this)) : aTypedArray(this),\n arraySlice(arguments)\n );\n}, FORCED);\n","'use strict';\nvar exportTypedArrayMethod = require('../internals/array-buffer-view-core').exportTypedArrayMethod;\nvar fails = require('../internals/fails');\nvar globalThis = require('../internals/global-this');\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nvar Uint8Array = globalThis.Uint8Array;\nvar Uint8ArrayPrototype = Uint8Array && Uint8Array.prototype || {};\nvar arrayToString = [].toString;\nvar join = uncurryThis([].join);\n\nif (fails(function () { arrayToString.call({}); })) {\n arrayToString = function toString() {\n return join(this);\n };\n}\n\nvar IS_NOT_ARRAY_METHOD = Uint8ArrayPrototype.toString !== arrayToString;\n\n// `%TypedArray%.prototype.toString` method\n// https://tc39.es/ecma262/#sec-%typedarray%.prototype.tostring\nexportTypedArrayMethod('toString', arrayToString, IS_NOT_ARRAY_METHOD);\n","'use strict';\nvar $ = require('../internals/export');\nvar globalThis = require('../internals/global-this');\n\n// `globalThis` object\n// https://tc39.es/ecma262/#sec-globalthis\n$({ global: true, forced: globalThis.globalThis !== globalThis }, {\n globalThis: globalThis\n});\n","'use strict';\n// TODO: Remove from `core-js@4`\nrequire('../modules/es.global-this');\n","/* @preserve\n * Leaflet 1.9.4, a JS library for interactive maps. https://leafletjs.com\n * (c) 2010-2023 Vladimir Agafonkin, (c) 2010-2011 CloudMade\n */\n\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :\n typeof define === 'function' && define.amd ? define(['exports'], factory) :\n (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.leaflet = {}));\n})(this, (function (exports) { 'use strict';\n\n var version = \"1.9.4\";\n\n /*\r\n * @namespace Util\r\n *\r\n * Various utility functions, used by Leaflet internally.\r\n */\r\n\r\n // @function extend(dest: Object, src?: Object): Object\r\n // Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.\r\n function extend(dest) {\r\n \tvar i, j, len, src;\r\n\r\n \tfor (j = 1, len = arguments.length; j < len; j++) {\r\n \t\tsrc = arguments[j];\r\n \t\tfor (i in src) {\r\n \t\t\tdest[i] = src[i];\r\n \t\t}\r\n \t}\r\n \treturn dest;\r\n }\r\n\r\n // @function create(proto: Object, properties?: Object): Object\r\n // Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)\r\n var create$2 = Object.create || (function () {\r\n \tfunction F() {}\r\n \treturn function (proto) {\r\n \t\tF.prototype = proto;\r\n \t\treturn new F();\r\n \t};\r\n })();\r\n\r\n // @function bind(fn: Function, …): Function\r\n // Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).\r\n // Has a `L.bind()` shortcut.\r\n function bind(fn, obj) {\r\n \tvar slice = Array.prototype.slice;\r\n\r\n \tif (fn.bind) {\r\n \t\treturn fn.bind.apply(fn, slice.call(arguments, 1));\r\n \t}\r\n\r\n \tvar args = slice.call(arguments, 2);\r\n\r\n \treturn function () {\r\n \t\treturn fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);\r\n \t};\r\n }\r\n\r\n // @property lastId: Number\r\n // Last unique ID used by [`stamp()`](#util-stamp)\r\n var lastId = 0;\r\n\r\n // @function stamp(obj: Object): Number\r\n // Returns the unique ID of an object, assigning it one if it doesn't have it.\r\n function stamp(obj) {\r\n \tif (!('_leaflet_id' in obj)) {\r\n \t\tobj['_leaflet_id'] = ++lastId;\r\n \t}\r\n \treturn obj._leaflet_id;\r\n }\r\n\r\n // @function throttle(fn: Function, time: Number, context: Object): Function\r\n // Returns a function which executes function `fn` with the given scope `context`\r\n // (so that the `this` keyword refers to `context` inside `fn`'s code). The function\r\n // `fn` will be called no more than one time per given amount of `time`. The arguments\r\n // received by the bound function will be any arguments passed when binding the\r\n // function, followed by any arguments passed when invoking the bound function.\r\n // Has an `L.throttle` shortcut.\r\n function throttle(fn, time, context) {\r\n \tvar lock, args, wrapperFn, later;\r\n\r\n \tlater = function () {\r\n \t\t// reset lock and call if queued\r\n \t\tlock = false;\r\n \t\tif (args) {\r\n \t\t\twrapperFn.apply(context, args);\r\n \t\t\targs = false;\r\n \t\t}\r\n \t};\r\n\r\n \twrapperFn = function () {\r\n \t\tif (lock) {\r\n \t\t\t// called too soon, queue to call later\r\n \t\t\targs = arguments;\r\n\r\n \t\t} else {\r\n \t\t\t// call and lock until later\r\n \t\t\tfn.apply(context, arguments);\r\n \t\t\tsetTimeout(later, time);\r\n \t\t\tlock = true;\r\n \t\t}\r\n \t};\r\n\r\n \treturn wrapperFn;\r\n }\r\n\r\n // @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number\r\n // Returns the number `num` modulo `range` in such a way so it lies within\r\n // `range[0]` and `range[1]`. The returned value will be always smaller than\r\n // `range[1]` unless `includeMax` is set to `true`.\r\n function wrapNum(x, range, includeMax) {\r\n \tvar max = range[1],\r\n \t min = range[0],\r\n \t d = max - min;\r\n \treturn x === max && includeMax ? x : ((x - min) % d + d) % d + min;\r\n }\r\n\r\n // @function falseFn(): Function\r\n // Returns a function which always returns `false`.\r\n function falseFn() { return false; }\r\n\r\n // @function formatNum(num: Number, precision?: Number|false): Number\r\n // Returns the number `num` rounded with specified `precision`.\r\n // The default `precision` value is 6 decimal places.\r\n // `false` can be passed to skip any processing (can be useful to avoid round-off errors).\r\n function formatNum(num, precision) {\r\n \tif (precision === false) { return num; }\r\n \tvar pow = Math.pow(10, precision === undefined ? 6 : precision);\r\n \treturn Math.round(num * pow) / pow;\r\n }\r\n\r\n // @function trim(str: String): String\r\n // Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)\r\n function trim(str) {\r\n \treturn str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\r\n }\r\n\r\n // @function splitWords(str: String): String[]\r\n // Trims and splits the string on whitespace and returns the array of parts.\r\n function splitWords(str) {\r\n \treturn trim(str).split(/\\s+/);\r\n }\r\n\r\n // @function setOptions(obj: Object, options: Object): Object\r\n // Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.\r\n function setOptions(obj, options) {\r\n \tif (!Object.prototype.hasOwnProperty.call(obj, 'options')) {\r\n \t\tobj.options = obj.options ? create$2(obj.options) : {};\r\n \t}\r\n \tfor (var i in options) {\r\n \t\tobj.options[i] = options[i];\r\n \t}\r\n \treturn obj.options;\r\n }\r\n\r\n // @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String\r\n // Converts an object into a parameter URL string, e.g. `{a: \"foo\", b: \"bar\"}`\r\n // translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will\r\n // be appended at the end. If `uppercase` is `true`, the parameter names will\r\n // be uppercased (e.g. `'?A=foo&B=bar'`)\r\n function getParamString(obj, existingUrl, uppercase) {\r\n \tvar params = [];\r\n \tfor (var i in obj) {\r\n \t\tparams.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));\r\n \t}\r\n \treturn ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');\r\n }\r\n\r\n var templateRe = /\\{ *([\\w_ -]+) *\\}/g;\r\n\r\n // @function template(str: String, data: Object): String\r\n // Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`\r\n // and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string\r\n // `('Hello foo, bar')`. You can also specify functions instead of strings for\r\n // data values — they will be evaluated passing `data` as an argument.\r\n function template(str, data) {\r\n \treturn str.replace(templateRe, function (str, key) {\r\n \t\tvar value = data[key];\r\n\r\n \t\tif (value === undefined) {\r\n \t\t\tthrow new Error('No value provided for variable ' + str);\r\n\r\n \t\t} else if (typeof value === 'function') {\r\n \t\t\tvalue = value(data);\r\n \t\t}\r\n \t\treturn value;\r\n \t});\r\n }\r\n\r\n // @function isArray(obj): Boolean\r\n // Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)\r\n var isArray = Array.isArray || function (obj) {\r\n \treturn (Object.prototype.toString.call(obj) === '[object Array]');\r\n };\r\n\r\n // @function indexOf(array: Array, el: Object): Number\r\n // Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)\r\n function indexOf(array, el) {\r\n \tfor (var i = 0; i < array.length; i++) {\r\n \t\tif (array[i] === el) { return i; }\r\n \t}\r\n \treturn -1;\r\n }\r\n\r\n // @property emptyImageUrl: String\r\n // Data URI string containing a base64-encoded empty GIF image.\r\n // Used as a hack to free memory from unused images on WebKit-powered\r\n // mobile devices (by setting image `src` to this string).\r\n var emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';\r\n\r\n // inspired by https://paulirish.com/2011/requestanimationframe-for-smart-animating/\r\n\r\n function getPrefixed(name) {\r\n \treturn window['webkit' + name] || window['moz' + name] || window['ms' + name];\r\n }\r\n\r\n var lastTime = 0;\r\n\r\n // fallback for IE 7-8\r\n function timeoutDefer(fn) {\r\n \tvar time = +new Date(),\r\n \t timeToCall = Math.max(0, 16 - (time - lastTime));\r\n\r\n \tlastTime = time + timeToCall;\r\n \treturn window.setTimeout(fn, timeToCall);\r\n }\r\n\r\n var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;\r\n var cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||\r\n \t\tgetPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };\r\n\r\n // @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number\r\n // Schedules `fn` to be executed when the browser repaints. `fn` is bound to\r\n // `context` if given. When `immediate` is set, `fn` is called immediately if\r\n // the browser doesn't have native support for\r\n // [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),\r\n // otherwise it's delayed. Returns a request ID that can be used to cancel the request.\r\n function requestAnimFrame(fn, context, immediate) {\r\n \tif (immediate && requestFn === timeoutDefer) {\r\n \t\tfn.call(context);\r\n \t} else {\r\n \t\treturn requestFn.call(window, bind(fn, context));\r\n \t}\r\n }\r\n\r\n // @function cancelAnimFrame(id: Number): undefined\r\n // Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).\r\n function cancelAnimFrame(id) {\r\n \tif (id) {\r\n \t\tcancelFn.call(window, id);\r\n \t}\r\n }\n\n var Util = {\n __proto__: null,\n extend: extend,\n create: create$2,\n bind: bind,\n get lastId () { return lastId; },\n stamp: stamp,\n throttle: throttle,\n wrapNum: wrapNum,\n falseFn: falseFn,\n formatNum: formatNum,\n trim: trim,\n splitWords: splitWords,\n setOptions: setOptions,\n getParamString: getParamString,\n template: template,\n isArray: isArray,\n indexOf: indexOf,\n emptyImageUrl: emptyImageUrl,\n requestFn: requestFn,\n cancelFn: cancelFn,\n requestAnimFrame: requestAnimFrame,\n cancelAnimFrame: cancelAnimFrame\n };\n\n // @class Class\r\n // @aka L.Class\r\n\r\n // @section\r\n // @uninheritable\r\n\r\n // Thanks to John Resig and Dean Edwards for inspiration!\r\n\r\n function Class() {}\r\n\r\n Class.extend = function (props) {\r\n\r\n \t// @function extend(props: Object): Function\r\n \t// [Extends the current class](#class-inheritance) given the properties to be included.\r\n \t// Returns a Javascript function that is a class constructor (to be called with `new`).\r\n \tvar NewClass = function () {\r\n\r\n \t\tsetOptions(this);\r\n\r\n \t\t// call the constructor\r\n \t\tif (this.initialize) {\r\n \t\t\tthis.initialize.apply(this, arguments);\r\n \t\t}\r\n\r\n \t\t// call all constructor hooks\r\n \t\tthis.callInitHooks();\r\n \t};\r\n\r\n \tvar parentProto = NewClass.__super__ = this.prototype;\r\n\r\n \tvar proto = create$2(parentProto);\r\n \tproto.constructor = NewClass;\r\n\r\n \tNewClass.prototype = proto;\r\n\r\n \t// inherit parent's statics\r\n \tfor (var i in this) {\r\n \t\tif (Object.prototype.hasOwnProperty.call(this, i) && i !== 'prototype' && i !== '__super__') {\r\n \t\t\tNewClass[i] = this[i];\r\n \t\t}\r\n \t}\r\n\r\n \t// mix static properties into the class\r\n \tif (props.statics) {\r\n \t\textend(NewClass, props.statics);\r\n \t}\r\n\r\n \t// mix includes into the prototype\r\n \tif (props.includes) {\r\n \t\tcheckDeprecatedMixinEvents(props.includes);\r\n \t\textend.apply(null, [proto].concat(props.includes));\r\n \t}\r\n\r\n \t// mix given properties into the prototype\r\n \textend(proto, props);\r\n \tdelete proto.statics;\r\n \tdelete proto.includes;\r\n\r\n \t// merge options\r\n \tif (proto.options) {\r\n \t\tproto.options = parentProto.options ? create$2(parentProto.options) : {};\r\n \t\textend(proto.options, props.options);\r\n \t}\r\n\r\n \tproto._initHooks = [];\r\n\r\n \t// add method for calling all hooks\r\n \tproto.callInitHooks = function () {\r\n\r\n \t\tif (this._initHooksCalled) { return; }\r\n\r\n \t\tif (parentProto.callInitHooks) {\r\n \t\t\tparentProto.callInitHooks.call(this);\r\n \t\t}\r\n\r\n \t\tthis._initHooksCalled = true;\r\n\r\n \t\tfor (var i = 0, len = proto._initHooks.length; i < len; i++) {\r\n \t\t\tproto._initHooks[i].call(this);\r\n \t\t}\r\n \t};\r\n\r\n \treturn NewClass;\r\n };\r\n\r\n\r\n // @function include(properties: Object): this\r\n // [Includes a mixin](#class-includes) into the current class.\r\n Class.include = function (props) {\r\n \tvar parentOptions = this.prototype.options;\r\n \textend(this.prototype, props);\r\n \tif (props.options) {\r\n \t\tthis.prototype.options = parentOptions;\r\n \t\tthis.mergeOptions(props.options);\r\n \t}\r\n \treturn this;\r\n };\r\n\r\n // @function mergeOptions(options: Object): this\r\n // [Merges `options`](#class-options) into the defaults of the class.\r\n Class.mergeOptions = function (options) {\r\n \textend(this.prototype.options, options);\r\n \treturn this;\r\n };\r\n\r\n // @function addInitHook(fn: Function): this\r\n // Adds a [constructor hook](#class-constructor-hooks) to the class.\r\n Class.addInitHook = function (fn) { // (Function) || (String, args...)\r\n \tvar args = Array.prototype.slice.call(arguments, 1);\r\n\r\n \tvar init = typeof fn === 'function' ? fn : function () {\r\n \t\tthis[fn].apply(this, args);\r\n \t};\r\n\r\n \tthis.prototype._initHooks = this.prototype._initHooks || [];\r\n \tthis.prototype._initHooks.push(init);\r\n \treturn this;\r\n };\r\n\r\n function checkDeprecatedMixinEvents(includes) {\r\n \t/* global L: true */\r\n \tif (typeof L === 'undefined' || !L || !L.Mixin) { return; }\r\n\r\n \tincludes = isArray(includes) ? includes : [includes];\r\n\r\n \tfor (var i = 0; i < includes.length; i++) {\r\n \t\tif (includes[i] === L.Mixin.Events) {\r\n \t\t\tconsole.warn('Deprecated include of L.Mixin.Events: ' +\r\n \t\t\t\t'this property will be removed in future releases, ' +\r\n \t\t\t\t'please inherit from L.Evented instead.', new Error().stack);\r\n \t\t}\r\n \t}\r\n }\n\n /*\r\n * @class Evented\r\n * @aka L.Evented\r\n * @inherits Class\r\n *\r\n * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * map.on('click', function(e) {\r\n * \talert(e.latlng);\r\n * } );\r\n * ```\r\n *\r\n * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:\r\n *\r\n * ```js\r\n * function onClick(e) { ... }\r\n *\r\n * map.on('click', onClick);\r\n * map.off('click', onClick);\r\n * ```\r\n */\r\n\r\n var Events = {\r\n \t/* @method on(type: String, fn: Function, context?: Object): this\r\n \t * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).\r\n \t *\r\n \t * @alternative\r\n \t * @method on(eventMap: Object): this\r\n \t * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n \t */\r\n \ton: function (types, fn, context) {\r\n\r\n \t\t// types can be a map of types/handlers\r\n \t\tif (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\t// we don't process space-separated events here for performance;\r\n \t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n \t\t\t\tthis._on(type, types[type], fn);\r\n \t\t\t}\r\n\r\n \t\t} else {\r\n \t\t\t// types can be a string of space-separated words\r\n \t\t\ttypes = splitWords(types);\r\n\r\n \t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\t\tthis._on(types[i], fn, context);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t/* @method off(type: String, fn?: Function, context?: Object): this\r\n \t * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.\r\n \t *\r\n \t * @alternative\r\n \t * @method off(eventMap: Object): this\r\n \t * Removes a set of type/listener pairs.\r\n \t *\r\n \t * @alternative\r\n \t * @method off: this\r\n \t * Removes all listeners to all events on the object. This includes implicitly attached events.\r\n \t */\r\n \toff: function (types, fn, context) {\r\n\r\n \t\tif (!arguments.length) {\r\n \t\t\t// clear all listeners if called without arguments\r\n \t\t\tdelete this._events;\r\n\r\n \t\t} else if (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\tthis._off(type, types[type], fn);\r\n \t\t\t}\r\n\r\n \t\t} else {\r\n \t\t\ttypes = splitWords(types);\r\n\r\n \t\t\tvar removeAll = arguments.length === 1;\r\n \t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\t\tif (removeAll) {\r\n \t\t\t\t\tthis._off(types[i]);\r\n \t\t\t\t} else {\r\n \t\t\t\t\tthis._off(types[i], fn, context);\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// attach listener (without syntactic sugar now)\r\n \t_on: function (type, fn, context, _once) {\r\n \t\tif (typeof fn !== 'function') {\r\n \t\t\tconsole.warn('wrong listener type: ' + typeof fn);\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\t// check if fn already there\r\n \t\tif (this._listens(type, fn, context) !== false) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (context === this) {\r\n \t\t\t// Less memory footprint.\r\n \t\t\tcontext = undefined;\r\n \t\t}\r\n\r\n \t\tvar newListener = {fn: fn, ctx: context};\r\n \t\tif (_once) {\r\n \t\t\tnewListener.once = true;\r\n \t\t}\r\n\r\n \t\tthis._events = this._events || {};\r\n \t\tthis._events[type] = this._events[type] || [];\r\n \t\tthis._events[type].push(newListener);\r\n \t},\r\n\r\n \t_off: function (type, fn, context) {\r\n \t\tvar listeners,\r\n \t\t i,\r\n \t\t len;\r\n\r\n \t\tif (!this._events) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tlisteners = this._events[type];\r\n \t\tif (!listeners) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (arguments.length === 1) { // remove all\r\n \t\t\tif (this._firingCount) {\r\n \t\t\t\t// Set all removed listeners to noop\r\n \t\t\t\t// so they are not called if remove happens in fire\r\n \t\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\t\t\tlisteners[i].fn = falseFn;\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\t// clear all listeners for a type if function isn't specified\r\n \t\t\tdelete this._events[type];\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (typeof fn !== 'function') {\r\n \t\t\tconsole.warn('wrong listener type: ' + typeof fn);\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\t// find fn and remove it\r\n \t\tvar index = this._listens(type, fn, context);\r\n \t\tif (index !== false) {\r\n \t\t\tvar listener = listeners[index];\r\n \t\t\tif (this._firingCount) {\r\n \t\t\t\t// set the removed listener to noop so that's not called if remove happens in fire\r\n \t\t\t\tlistener.fn = falseFn;\r\n\r\n \t\t\t\t/* copy array in case events are being fired */\r\n \t\t\t\tthis._events[type] = listeners = listeners.slice();\r\n \t\t\t}\r\n \t\t\tlisteners.splice(index, 1);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method fire(type: String, data?: Object, propagate?: Boolean): this\r\n \t// Fires an event of the specified type. You can optionally provide a data\r\n \t// object — the first argument of the listener function will contain its\r\n \t// properties. The event can optionally be propagated to event parents.\r\n \tfire: function (type, data, propagate) {\r\n \t\tif (!this.listens(type, propagate)) { return this; }\r\n\r\n \t\tvar event = extend({}, data, {\r\n \t\t\ttype: type,\r\n \t\t\ttarget: this,\r\n \t\t\tsourceTarget: data && data.sourceTarget || this\r\n \t\t});\r\n\r\n \t\tif (this._events) {\r\n \t\t\tvar listeners = this._events[type];\r\n \t\t\tif (listeners) {\r\n \t\t\t\tthis._firingCount = (this._firingCount + 1) || 1;\r\n \t\t\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\t\t\tvar l = listeners[i];\r\n \t\t\t\t\t// off overwrites l.fn, so we need to copy fn to a var\r\n \t\t\t\t\tvar fn = l.fn;\r\n \t\t\t\t\tif (l.once) {\r\n \t\t\t\t\t\tthis.off(type, fn, l.ctx);\r\n \t\t\t\t\t}\r\n \t\t\t\t\tfn.call(l.ctx || this, event);\r\n \t\t\t\t}\r\n\r\n \t\t\t\tthis._firingCount--;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (propagate) {\r\n \t\t\t// propagate the event to parents (set with addEventParent)\r\n \t\t\tthis._propagateEvent(event);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method listens(type: String, propagate?: Boolean): Boolean\r\n \t// @method listens(type: String, fn: Function, context?: Object, propagate?: Boolean): Boolean\r\n \t// Returns `true` if a particular event type has any listeners attached to it.\r\n \t// The verification can optionally be propagated, it will return `true` if parents have the listener attached to it.\r\n \tlistens: function (type, fn, context, propagate) {\r\n \t\tif (typeof type !== 'string') {\r\n \t\t\tconsole.warn('\"string\" type argument expected');\r\n \t\t}\r\n\r\n \t\t// we don't overwrite the input `fn` value, because we need to use it for propagation\r\n \t\tvar _fn = fn;\r\n \t\tif (typeof fn !== 'function') {\r\n \t\t\tpropagate = !!fn;\r\n \t\t\t_fn = undefined;\r\n \t\t\tcontext = undefined;\r\n \t\t}\r\n\r\n \t\tvar listeners = this._events && this._events[type];\r\n \t\tif (listeners && listeners.length) {\r\n \t\t\tif (this._listens(type, _fn, context) !== false) {\r\n \t\t\t\treturn true;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (propagate) {\r\n \t\t\t// also check parents for listeners if event propagates\r\n \t\t\tfor (var id in this._eventParents) {\r\n \t\t\t\tif (this._eventParents[id].listens(type, fn, context, propagate)) { return true; }\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn false;\r\n \t},\r\n\r\n \t// returns the index (number) or false\r\n \t_listens: function (type, fn, context) {\r\n \t\tif (!this._events) {\r\n \t\t\treturn false;\r\n \t\t}\r\n\r\n \t\tvar listeners = this._events[type] || [];\r\n \t\tif (!fn) {\r\n \t\t\treturn !!listeners.length;\r\n \t\t}\r\n\r\n \t\tif (context === this) {\r\n \t\t\t// Less memory footprint.\r\n \t\t\tcontext = undefined;\r\n \t\t}\r\n\r\n \t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\tif (listeners[i].fn === fn && listeners[i].ctx === context) {\r\n \t\t\t\treturn i;\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn false;\r\n\r\n \t},\r\n\r\n \t// @method once(…): this\r\n \t// Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed.\r\n \tonce: function (types, fn, context) {\r\n\r\n \t\t// types can be a map of types/handlers\r\n \t\tif (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\t// we don't process space-separated events here for performance;\r\n \t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n \t\t\t\tthis._on(type, types[type], fn, true);\r\n \t\t\t}\r\n\r\n \t\t} else {\r\n \t\t\t// types can be a string of space-separated words\r\n \t\t\ttypes = splitWords(types);\r\n\r\n \t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\t\tthis._on(types[i], fn, context, true);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method addEventParent(obj: Evented): this\r\n \t// Adds an event parent - an `Evented` that will receive propagated events\r\n \taddEventParent: function (obj) {\r\n \t\tthis._eventParents = this._eventParents || {};\r\n \t\tthis._eventParents[stamp(obj)] = obj;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeEventParent(obj: Evented): this\r\n \t// Removes an event parent, so it will stop receiving propagated events\r\n \tremoveEventParent: function (obj) {\r\n \t\tif (this._eventParents) {\r\n \t\t\tdelete this._eventParents[stamp(obj)];\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_propagateEvent: function (e) {\r\n \t\tfor (var id in this._eventParents) {\r\n \t\t\tthis._eventParents[id].fire(e.type, extend({\r\n \t\t\t\tlayer: e.target,\r\n \t\t\t\tpropagatedFrom: e.target\r\n \t\t\t}, e), true);\r\n \t\t}\r\n \t}\r\n };\r\n\r\n // aliases; we should ditch those eventually\r\n\r\n // @method addEventListener(…): this\r\n // Alias to [`on(…)`](#evented-on)\r\n Events.addEventListener = Events.on;\r\n\r\n // @method removeEventListener(…): this\r\n // Alias to [`off(…)`](#evented-off)\r\n\r\n // @method clearAllEventListeners(…): this\r\n // Alias to [`off()`](#evented-off)\r\n Events.removeEventListener = Events.clearAllEventListeners = Events.off;\r\n\r\n // @method addOneTimeEventListener(…): this\r\n // Alias to [`once(…)`](#evented-once)\r\n Events.addOneTimeEventListener = Events.once;\r\n\r\n // @method fireEvent(…): this\r\n // Alias to [`fire(…)`](#evented-fire)\r\n Events.fireEvent = Events.fire;\r\n\r\n // @method hasEventListeners(…): Boolean\r\n // Alias to [`listens(…)`](#evented-listens)\r\n Events.hasEventListeners = Events.listens;\r\n\r\n var Evented = Class.extend(Events);\n\n /*\r\n * @class Point\r\n * @aka L.Point\r\n *\r\n * Represents a point with `x` and `y` coordinates in pixels.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var point = L.point(200, 300);\r\n * ```\r\n *\r\n * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```js\r\n * map.panBy([200, 300]);\r\n * map.panBy(L.point(200, 300));\r\n * ```\r\n *\r\n * Note that `Point` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function Point(x, y, round) {\r\n \t// @property x: Number; The `x` coordinate of the point\r\n \tthis.x = (round ? Math.round(x) : x);\r\n \t// @property y: Number; The `y` coordinate of the point\r\n \tthis.y = (round ? Math.round(y) : y);\r\n }\r\n\r\n var trunc = Math.trunc || function (v) {\r\n \treturn v > 0 ? Math.floor(v) : Math.ceil(v);\r\n };\r\n\r\n Point.prototype = {\r\n\r\n \t// @method clone(): Point\r\n \t// Returns a copy of the current point.\r\n \tclone: function () {\r\n \t\treturn new Point(this.x, this.y);\r\n \t},\r\n\r\n \t// @method add(otherPoint: Point): Point\r\n \t// Returns the result of addition of the current and the given points.\r\n \tadd: function (point) {\r\n \t\t// non-destructive, returns a new point\r\n \t\treturn this.clone()._add(toPoint(point));\r\n \t},\r\n\r\n \t_add: function (point) {\r\n \t\t// destructive, used directly for performance in situations where it's safe to modify existing point\r\n \t\tthis.x += point.x;\r\n \t\tthis.y += point.y;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method subtract(otherPoint: Point): Point\r\n \t// Returns the result of subtraction of the given point from the current.\r\n \tsubtract: function (point) {\r\n \t\treturn this.clone()._subtract(toPoint(point));\r\n \t},\r\n\r\n \t_subtract: function (point) {\r\n \t\tthis.x -= point.x;\r\n \t\tthis.y -= point.y;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method divideBy(num: Number): Point\r\n \t// Returns the result of division of the current point by the given number.\r\n \tdivideBy: function (num) {\r\n \t\treturn this.clone()._divideBy(num);\r\n \t},\r\n\r\n \t_divideBy: function (num) {\r\n \t\tthis.x /= num;\r\n \t\tthis.y /= num;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method multiplyBy(num: Number): Point\r\n \t// Returns the result of multiplication of the current point by the given number.\r\n \tmultiplyBy: function (num) {\r\n \t\treturn this.clone()._multiplyBy(num);\r\n \t},\r\n\r\n \t_multiplyBy: function (num) {\r\n \t\tthis.x *= num;\r\n \t\tthis.y *= num;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method scaleBy(scale: Point): Point\r\n \t// Multiply each coordinate of the current point by each coordinate of\r\n \t// `scale`. In linear algebra terms, multiply the point by the\r\n \t// [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)\r\n \t// defined by `scale`.\r\n \tscaleBy: function (point) {\r\n \t\treturn new Point(this.x * point.x, this.y * point.y);\r\n \t},\r\n\r\n \t// @method unscaleBy(scale: Point): Point\r\n \t// Inverse of `scaleBy`. Divide each coordinate of the current point by\r\n \t// each coordinate of `scale`.\r\n \tunscaleBy: function (point) {\r\n \t\treturn new Point(this.x / point.x, this.y / point.y);\r\n \t},\r\n\r\n \t// @method round(): Point\r\n \t// Returns a copy of the current point with rounded coordinates.\r\n \tround: function () {\r\n \t\treturn this.clone()._round();\r\n \t},\r\n\r\n \t_round: function () {\r\n \t\tthis.x = Math.round(this.x);\r\n \t\tthis.y = Math.round(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method floor(): Point\r\n \t// Returns a copy of the current point with floored coordinates (rounded down).\r\n \tfloor: function () {\r\n \t\treturn this.clone()._floor();\r\n \t},\r\n\r\n \t_floor: function () {\r\n \t\tthis.x = Math.floor(this.x);\r\n \t\tthis.y = Math.floor(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method ceil(): Point\r\n \t// Returns a copy of the current point with ceiled coordinates (rounded up).\r\n \tceil: function () {\r\n \t\treturn this.clone()._ceil();\r\n \t},\r\n\r\n \t_ceil: function () {\r\n \t\tthis.x = Math.ceil(this.x);\r\n \t\tthis.y = Math.ceil(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method trunc(): Point\r\n \t// Returns a copy of the current point with truncated coordinates (rounded towards zero).\r\n \ttrunc: function () {\r\n \t\treturn this.clone()._trunc();\r\n \t},\r\n\r\n \t_trunc: function () {\r\n \t\tthis.x = trunc(this.x);\r\n \t\tthis.y = trunc(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method distanceTo(otherPoint: Point): Number\r\n \t// Returns the cartesian distance between the current and the given points.\r\n \tdistanceTo: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\tvar x = point.x - this.x,\r\n \t\t y = point.y - this.y;\r\n\r\n \t\treturn Math.sqrt(x * x + y * y);\r\n \t},\r\n\r\n \t// @method equals(otherPoint: Point): Boolean\r\n \t// Returns `true` if the given point has the same coordinates.\r\n \tequals: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\treturn point.x === this.x &&\r\n \t\t point.y === this.y;\r\n \t},\r\n\r\n \t// @method contains(otherPoint: Point): Boolean\r\n \t// Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).\r\n \tcontains: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\treturn Math.abs(point.x) <= Math.abs(this.x) &&\r\n \t\t Math.abs(point.y) <= Math.abs(this.y);\r\n \t},\r\n\r\n \t// @method toString(): String\r\n \t// Returns a string representation of the point for debugging purposes.\r\n \ttoString: function () {\r\n \t\treturn 'Point(' +\r\n \t\t formatNum(this.x) + ', ' +\r\n \t\t formatNum(this.y) + ')';\r\n \t}\r\n };\r\n\r\n // @factory L.point(x: Number, y: Number, round?: Boolean)\r\n // Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.\r\n\r\n // @alternative\r\n // @factory L.point(coords: Number[])\r\n // Expects an array of the form `[x, y]` instead.\r\n\r\n // @alternative\r\n // @factory L.point(coords: Object)\r\n // Expects a plain object of the form `{x: Number, y: Number}` instead.\r\n function toPoint(x, y, round) {\r\n \tif (x instanceof Point) {\r\n \t\treturn x;\r\n \t}\r\n \tif (isArray(x)) {\r\n \t\treturn new Point(x[0], x[1]);\r\n \t}\r\n \tif (x === undefined || x === null) {\r\n \t\treturn x;\r\n \t}\r\n \tif (typeof x === 'object' && 'x' in x && 'y' in x) {\r\n \t\treturn new Point(x.x, x.y);\r\n \t}\r\n \treturn new Point(x, y, round);\r\n }\n\n /*\r\n * @class Bounds\r\n * @aka L.Bounds\r\n *\r\n * Represents a rectangular area in pixel coordinates.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var p1 = L.point(10, 10),\r\n * p2 = L.point(40, 60),\r\n * bounds = L.bounds(p1, p2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * otherBounds.intersects([[10, 10], [40, 60]]);\r\n * ```\r\n *\r\n * Note that `Bounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function Bounds(a, b) {\r\n \tif (!a) { return; }\r\n\r\n \tvar points = b ? [a, b] : a;\r\n\r\n \tfor (var i = 0, len = points.length; i < len; i++) {\r\n \t\tthis.extend(points[i]);\r\n \t}\r\n }\r\n\r\n Bounds.prototype = {\r\n \t// @method extend(point: Point): this\r\n \t// Extends the bounds to contain the given point.\r\n\r\n \t// @alternative\r\n \t// @method extend(otherBounds: Bounds): this\r\n \t// Extend the bounds to contain the given bounds\r\n \textend: function (obj) {\r\n \t\tvar min2, max2;\r\n \t\tif (!obj) { return this; }\r\n\r\n \t\tif (obj instanceof Point || typeof obj[0] === 'number' || 'x' in obj) {\r\n \t\t\tmin2 = max2 = toPoint(obj);\r\n \t\t} else {\r\n \t\t\tobj = toBounds(obj);\r\n \t\t\tmin2 = obj.min;\r\n \t\t\tmax2 = obj.max;\r\n\r\n \t\t\tif (!min2 || !max2) { return this; }\r\n \t\t}\r\n\r\n \t\t// @property min: Point\r\n \t\t// The top left corner of the rectangle.\r\n \t\t// @property max: Point\r\n \t\t// The bottom right corner of the rectangle.\r\n \t\tif (!this.min && !this.max) {\r\n \t\t\tthis.min = min2.clone();\r\n \t\t\tthis.max = max2.clone();\r\n \t\t} else {\r\n \t\t\tthis.min.x = Math.min(min2.x, this.min.x);\r\n \t\t\tthis.max.x = Math.max(max2.x, this.max.x);\r\n \t\t\tthis.min.y = Math.min(min2.y, this.min.y);\r\n \t\t\tthis.max.y = Math.max(max2.y, this.max.y);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getCenter(round?: Boolean): Point\r\n \t// Returns the center point of the bounds.\r\n \tgetCenter: function (round) {\r\n \t\treturn toPoint(\r\n \t\t (this.min.x + this.max.x) / 2,\r\n \t\t (this.min.y + this.max.y) / 2, round);\r\n \t},\r\n\r\n \t// @method getBottomLeft(): Point\r\n \t// Returns the bottom-left point of the bounds.\r\n \tgetBottomLeft: function () {\r\n \t\treturn toPoint(this.min.x, this.max.y);\r\n \t},\r\n\r\n \t// @method getTopRight(): Point\r\n \t// Returns the top-right point of the bounds.\r\n \tgetTopRight: function () { // -> Point\r\n \t\treturn toPoint(this.max.x, this.min.y);\r\n \t},\r\n\r\n \t// @method getTopLeft(): Point\r\n \t// Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).\r\n \tgetTopLeft: function () {\r\n \t\treturn this.min; // left, top\r\n \t},\r\n\r\n \t// @method getBottomRight(): Point\r\n \t// Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).\r\n \tgetBottomRight: function () {\r\n \t\treturn this.max; // right, bottom\r\n \t},\r\n\r\n \t// @method getSize(): Point\r\n \t// Returns the size of the given bounds\r\n \tgetSize: function () {\r\n \t\treturn this.max.subtract(this.min);\r\n \t},\r\n\r\n \t// @method contains(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle contains the given one.\r\n \t// @alternative\r\n \t// @method contains(point: Point): Boolean\r\n \t// Returns `true` if the rectangle contains the given point.\r\n \tcontains: function (obj) {\r\n \t\tvar min, max;\r\n\r\n \t\tif (typeof obj[0] === 'number' || obj instanceof Point) {\r\n \t\t\tobj = toPoint(obj);\r\n \t\t} else {\r\n \t\t\tobj = toBounds(obj);\r\n \t\t}\r\n\r\n \t\tif (obj instanceof Bounds) {\r\n \t\t\tmin = obj.min;\r\n \t\t\tmax = obj.max;\r\n \t\t} else {\r\n \t\t\tmin = max = obj;\r\n \t\t}\r\n\r\n \t\treturn (min.x >= this.min.x) &&\r\n \t\t (max.x <= this.max.x) &&\r\n \t\t (min.y >= this.min.y) &&\r\n \t\t (max.y <= this.max.y);\r\n \t},\r\n\r\n \t// @method intersects(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle intersects the given bounds. Two bounds\r\n \t// intersect if they have at least one point in common.\r\n \tintersects: function (bounds) { // (Bounds) -> Boolean\r\n \t\tbounds = toBounds(bounds);\r\n\r\n \t\tvar min = this.min,\r\n \t\t max = this.max,\r\n \t\t min2 = bounds.min,\r\n \t\t max2 = bounds.max,\r\n \t\t xIntersects = (max2.x >= min.x) && (min2.x <= max.x),\r\n \t\t yIntersects = (max2.y >= min.y) && (min2.y <= max.y);\r\n\r\n \t\treturn xIntersects && yIntersects;\r\n \t},\r\n\r\n \t// @method overlaps(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle overlaps the given bounds. Two bounds\r\n \t// overlap if their intersection is an area.\r\n \toverlaps: function (bounds) { // (Bounds) -> Boolean\r\n \t\tbounds = toBounds(bounds);\r\n\r\n \t\tvar min = this.min,\r\n \t\t max = this.max,\r\n \t\t min2 = bounds.min,\r\n \t\t max2 = bounds.max,\r\n \t\t xOverlaps = (max2.x > min.x) && (min2.x < max.x),\r\n \t\t yOverlaps = (max2.y > min.y) && (min2.y < max.y);\r\n\r\n \t\treturn xOverlaps && yOverlaps;\r\n \t},\r\n\r\n \t// @method isValid(): Boolean\r\n \t// Returns `true` if the bounds are properly initialized.\r\n \tisValid: function () {\r\n \t\treturn !!(this.min && this.max);\r\n \t},\r\n\r\n\r\n \t// @method pad(bufferRatio: Number): Bounds\r\n \t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n \t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n \t// Negative values will retract the bounds.\r\n \tpad: function (bufferRatio) {\r\n \t\tvar min = this.min,\r\n \t\tmax = this.max,\r\n \t\theightBuffer = Math.abs(min.x - max.x) * bufferRatio,\r\n \t\twidthBuffer = Math.abs(min.y - max.y) * bufferRatio;\r\n\r\n\r\n \t\treturn toBounds(\r\n \t\t\ttoPoint(min.x - heightBuffer, min.y - widthBuffer),\r\n \t\t\ttoPoint(max.x + heightBuffer, max.y + widthBuffer));\r\n \t},\r\n\r\n\r\n \t// @method equals(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle is equivalent to the given bounds.\r\n \tequals: function (bounds) {\r\n \t\tif (!bounds) { return false; }\r\n\r\n \t\tbounds = toBounds(bounds);\r\n\r\n \t\treturn this.min.equals(bounds.getTopLeft()) &&\r\n \t\t\tthis.max.equals(bounds.getBottomRight());\r\n \t},\r\n };\r\n\r\n\r\n // @factory L.bounds(corner1: Point, corner2: Point)\r\n // Creates a Bounds object from two corners coordinate pairs.\r\n // @alternative\r\n // @factory L.bounds(points: Point[])\r\n // Creates a Bounds object from the given array of points.\r\n function toBounds(a, b) {\r\n \tif (!a || a instanceof Bounds) {\r\n \t\treturn a;\r\n \t}\r\n \treturn new Bounds(a, b);\r\n }\n\n /*\r\n * @class LatLngBounds\r\n * @aka L.LatLngBounds\r\n *\r\n * Represents a rectangular geographical area on a map.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var corner1 = L.latLng(40.712, -74.227),\r\n * corner2 = L.latLng(40.774, -74.125),\r\n * bounds = L.latLngBounds(corner1, corner2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * map.fitBounds([\r\n * \t[40.712, -74.227],\r\n * \t[40.774, -74.125]\r\n * ]);\r\n * ```\r\n *\r\n * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.\r\n *\r\n * Note that `LatLngBounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])\r\n \tif (!corner1) { return; }\r\n\r\n \tvar latlngs = corner2 ? [corner1, corner2] : corner1;\r\n\r\n \tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n \t\tthis.extend(latlngs[i]);\r\n \t}\r\n }\r\n\r\n LatLngBounds.prototype = {\r\n\r\n \t// @method extend(latlng: LatLng): this\r\n \t// Extend the bounds to contain the given point\r\n\r\n \t// @alternative\r\n \t// @method extend(otherBounds: LatLngBounds): this\r\n \t// Extend the bounds to contain the given bounds\r\n \textend: function (obj) {\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2, ne2;\r\n\r\n \t\tif (obj instanceof LatLng) {\r\n \t\t\tsw2 = obj;\r\n \t\t\tne2 = obj;\r\n\r\n \t\t} else if (obj instanceof LatLngBounds) {\r\n \t\t\tsw2 = obj._southWest;\r\n \t\t\tne2 = obj._northEast;\r\n\r\n \t\t\tif (!sw2 || !ne2) { return this; }\r\n\r\n \t\t} else {\r\n \t\t\treturn obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;\r\n \t\t}\r\n\r\n \t\tif (!sw && !ne) {\r\n \t\t\tthis._southWest = new LatLng(sw2.lat, sw2.lng);\r\n \t\t\tthis._northEast = new LatLng(ne2.lat, ne2.lng);\r\n \t\t} else {\r\n \t\t\tsw.lat = Math.min(sw2.lat, sw.lat);\r\n \t\t\tsw.lng = Math.min(sw2.lng, sw.lng);\r\n \t\t\tne.lat = Math.max(ne2.lat, ne.lat);\r\n \t\t\tne.lng = Math.max(ne2.lng, ne.lng);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method pad(bufferRatio: Number): LatLngBounds\r\n \t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n \t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n \t// Negative values will retract the bounds.\r\n \tpad: function (bufferRatio) {\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,\r\n \t\t widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;\r\n\r\n \t\treturn new LatLngBounds(\r\n \t\t new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),\r\n \t\t new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));\r\n \t},\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the center point of the bounds.\r\n \tgetCenter: function () {\r\n \t\treturn new LatLng(\r\n \t\t (this._southWest.lat + this._northEast.lat) / 2,\r\n \t\t (this._southWest.lng + this._northEast.lng) / 2);\r\n \t},\r\n\r\n \t// @method getSouthWest(): LatLng\r\n \t// Returns the south-west point of the bounds.\r\n \tgetSouthWest: function () {\r\n \t\treturn this._southWest;\r\n \t},\r\n\r\n \t// @method getNorthEast(): LatLng\r\n \t// Returns the north-east point of the bounds.\r\n \tgetNorthEast: function () {\r\n \t\treturn this._northEast;\r\n \t},\r\n\r\n \t// @method getNorthWest(): LatLng\r\n \t// Returns the north-west point of the bounds.\r\n \tgetNorthWest: function () {\r\n \t\treturn new LatLng(this.getNorth(), this.getWest());\r\n \t},\r\n\r\n \t// @method getSouthEast(): LatLng\r\n \t// Returns the south-east point of the bounds.\r\n \tgetSouthEast: function () {\r\n \t\treturn new LatLng(this.getSouth(), this.getEast());\r\n \t},\r\n\r\n \t// @method getWest(): Number\r\n \t// Returns the west longitude of the bounds\r\n \tgetWest: function () {\r\n \t\treturn this._southWest.lng;\r\n \t},\r\n\r\n \t// @method getSouth(): Number\r\n \t// Returns the south latitude of the bounds\r\n \tgetSouth: function () {\r\n \t\treturn this._southWest.lat;\r\n \t},\r\n\r\n \t// @method getEast(): Number\r\n \t// Returns the east longitude of the bounds\r\n \tgetEast: function () {\r\n \t\treturn this._northEast.lng;\r\n \t},\r\n\r\n \t// @method getNorth(): Number\r\n \t// Returns the north latitude of the bounds\r\n \tgetNorth: function () {\r\n \t\treturn this._northEast.lat;\r\n \t},\r\n\r\n \t// @method contains(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle contains the given one.\r\n\r\n \t// @alternative\r\n \t// @method contains (latlng: LatLng): Boolean\r\n \t// Returns `true` if the rectangle contains the given point.\r\n \tcontains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean\r\n \t\tif (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {\r\n \t\t\tobj = toLatLng(obj);\r\n \t\t} else {\r\n \t\t\tobj = toLatLngBounds(obj);\r\n \t\t}\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2, ne2;\r\n\r\n \t\tif (obj instanceof LatLngBounds) {\r\n \t\t\tsw2 = obj.getSouthWest();\r\n \t\t\tne2 = obj.getNorthEast();\r\n \t\t} else {\r\n \t\t\tsw2 = ne2 = obj;\r\n \t\t}\r\n\r\n \t\treturn (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) &&\r\n \t\t (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng);\r\n \t},\r\n\r\n \t// @method intersects(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.\r\n \tintersects: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2 = bounds.getSouthWest(),\r\n \t\t ne2 = bounds.getNorthEast(),\r\n\r\n \t\t latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),\r\n \t\t lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);\r\n\r\n \t\treturn latIntersects && lngIntersects;\r\n \t},\r\n\r\n \t// @method overlaps(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.\r\n \toverlaps: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2 = bounds.getSouthWest(),\r\n \t\t ne2 = bounds.getNorthEast(),\r\n\r\n \t\t latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),\r\n \t\t lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);\r\n\r\n \t\treturn latOverlaps && lngOverlaps;\r\n \t},\r\n\r\n \t// @method toBBoxString(): String\r\n \t// Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.\r\n \ttoBBoxString: function () {\r\n \t\treturn [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');\r\n \t},\r\n\r\n \t// @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean\r\n \t// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.\r\n \tequals: function (bounds, maxMargin) {\r\n \t\tif (!bounds) { return false; }\r\n\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\treturn this._southWest.equals(bounds.getSouthWest(), maxMargin) &&\r\n \t\t this._northEast.equals(bounds.getNorthEast(), maxMargin);\r\n \t},\r\n\r\n \t// @method isValid(): Boolean\r\n \t// Returns `true` if the bounds are properly initialized.\r\n \tisValid: function () {\r\n \t\treturn !!(this._southWest && this._northEast);\r\n \t}\r\n };\r\n\r\n // TODO International date line?\r\n\r\n // @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)\r\n // Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.\r\n\r\n // @alternative\r\n // @factory L.latLngBounds(latlngs: LatLng[])\r\n // Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).\r\n function toLatLngBounds(a, b) {\r\n \tif (a instanceof LatLngBounds) {\r\n \t\treturn a;\r\n \t}\r\n \treturn new LatLngBounds(a, b);\r\n }\n\n /* @class LatLng\r\n * @aka L.LatLng\r\n *\r\n * Represents a geographical point with a certain latitude and longitude.\r\n *\r\n * @example\r\n *\r\n * ```\r\n * var latlng = L.latLng(50.5, 30.5);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```\r\n * map.panTo([50, 30]);\r\n * map.panTo({lon: 30, lat: 50});\r\n * map.panTo({lat: 50, lng: 30});\r\n * map.panTo(L.latLng(50, 30));\r\n * ```\r\n *\r\n * Note that `LatLng` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function LatLng(lat, lng, alt) {\r\n \tif (isNaN(lat) || isNaN(lng)) {\r\n \t\tthrow new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');\r\n \t}\r\n\r\n \t// @property lat: Number\r\n \t// Latitude in degrees\r\n \tthis.lat = +lat;\r\n\r\n \t// @property lng: Number\r\n \t// Longitude in degrees\r\n \tthis.lng = +lng;\r\n\r\n \t// @property alt: Number\r\n \t// Altitude in meters (optional)\r\n \tif (alt !== undefined) {\r\n \t\tthis.alt = +alt;\r\n \t}\r\n }\r\n\r\n LatLng.prototype = {\r\n \t// @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean\r\n \t// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.\r\n \tequals: function (obj, maxMargin) {\r\n \t\tif (!obj) { return false; }\r\n\r\n \t\tobj = toLatLng(obj);\r\n\r\n \t\tvar margin = Math.max(\r\n \t\t Math.abs(this.lat - obj.lat),\r\n \t\t Math.abs(this.lng - obj.lng));\r\n\r\n \t\treturn margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);\r\n \t},\r\n\r\n \t// @method toString(): String\r\n \t// Returns a string representation of the point (for debugging purposes).\r\n \ttoString: function (precision) {\r\n \t\treturn 'LatLng(' +\r\n \t\t formatNum(this.lat, precision) + ', ' +\r\n \t\t formatNum(this.lng, precision) + ')';\r\n \t},\r\n\r\n \t// @method distanceTo(otherLatLng: LatLng): Number\r\n \t// Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).\r\n \tdistanceTo: function (other) {\r\n \t\treturn Earth.distance(this, toLatLng(other));\r\n \t},\r\n\r\n \t// @method wrap(): LatLng\r\n \t// Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.\r\n \twrap: function () {\r\n \t\treturn Earth.wrapLatLng(this);\r\n \t},\r\n\r\n \t// @method toBounds(sizeInMeters: Number): LatLngBounds\r\n \t// Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.\r\n \ttoBounds: function (sizeInMeters) {\r\n \t\tvar latAccuracy = 180 * sizeInMeters / 40075017,\r\n \t\t lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);\r\n\r\n \t\treturn toLatLngBounds(\r\n \t\t [this.lat - latAccuracy, this.lng - lngAccuracy],\r\n \t\t [this.lat + latAccuracy, this.lng + lngAccuracy]);\r\n \t},\r\n\r\n \tclone: function () {\r\n \t\treturn new LatLng(this.lat, this.lng, this.alt);\r\n \t}\r\n };\r\n\r\n\r\n\r\n // @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng\r\n // Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).\r\n\r\n // @alternative\r\n // @factory L.latLng(coords: Array): LatLng\r\n // Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.\r\n\r\n // @alternative\r\n // @factory L.latLng(coords: Object): LatLng\r\n // Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.\r\n\r\n function toLatLng(a, b, c) {\r\n \tif (a instanceof LatLng) {\r\n \t\treturn a;\r\n \t}\r\n \tif (isArray(a) && typeof a[0] !== 'object') {\r\n \t\tif (a.length === 3) {\r\n \t\t\treturn new LatLng(a[0], a[1], a[2]);\r\n \t\t}\r\n \t\tif (a.length === 2) {\r\n \t\t\treturn new LatLng(a[0], a[1]);\r\n \t\t}\r\n \t\treturn null;\r\n \t}\r\n \tif (a === undefined || a === null) {\r\n \t\treturn a;\r\n \t}\r\n \tif (typeof a === 'object' && 'lat' in a) {\r\n \t\treturn new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);\r\n \t}\r\n \tif (b === undefined) {\r\n \t\treturn null;\r\n \t}\r\n \treturn new LatLng(a, b, c);\r\n }\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.Base\r\n * Object that defines coordinate reference systems for projecting\r\n * geographical points into pixel (screen) coordinates and back (and to\r\n * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See\r\n * [spatial reference system](https://en.wikipedia.org/wiki/Spatial_reference_system).\r\n *\r\n * Leaflet defines the most usual CRSs by default. If you want to use a\r\n * CRS not defined by default, take a look at the\r\n * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.\r\n *\r\n * Note that the CRS instances do not inherit from Leaflet's `Class` object,\r\n * and can't be instantiated. Also, new classes can't inherit from them,\r\n * and methods can't be added to them with the `include` function.\r\n */\r\n\r\n var CRS = {\r\n \t// @method latLngToPoint(latlng: LatLng, zoom: Number): Point\r\n \t// Projects geographical coordinates into pixel coordinates for a given zoom.\r\n \tlatLngToPoint: function (latlng, zoom) {\r\n \t\tvar projectedPoint = this.projection.project(latlng),\r\n \t\t scale = this.scale(zoom);\r\n\r\n \t\treturn this.transformation._transform(projectedPoint, scale);\r\n \t},\r\n\r\n \t// @method pointToLatLng(point: Point, zoom: Number): LatLng\r\n \t// The inverse of `latLngToPoint`. Projects pixel coordinates on a given\r\n \t// zoom into geographical coordinates.\r\n \tpointToLatLng: function (point, zoom) {\r\n \t\tvar scale = this.scale(zoom),\r\n \t\t untransformedPoint = this.transformation.untransform(point, scale);\r\n\r\n \t\treturn this.projection.unproject(untransformedPoint);\r\n \t},\r\n\r\n \t// @method project(latlng: LatLng): Point\r\n \t// Projects geographical coordinates into coordinates in units accepted for\r\n \t// this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).\r\n \tproject: function (latlng) {\r\n \t\treturn this.projection.project(latlng);\r\n \t},\r\n\r\n \t// @method unproject(point: Point): LatLng\r\n \t// Given a projected coordinate returns the corresponding LatLng.\r\n \t// The inverse of `project`.\r\n \tunproject: function (point) {\r\n \t\treturn this.projection.unproject(point);\r\n \t},\r\n\r\n \t// @method scale(zoom: Number): Number\r\n \t// Returns the scale used when transforming projected coordinates into\r\n \t// pixel coordinates for a particular zoom. For example, it returns\r\n \t// `256 * 2^zoom` for Mercator-based CRS.\r\n \tscale: function (zoom) {\r\n \t\treturn 256 * Math.pow(2, zoom);\r\n \t},\r\n\r\n \t// @method zoom(scale: Number): Number\r\n \t// Inverse of `scale()`, returns the zoom level corresponding to a scale\r\n \t// factor of `scale`.\r\n \tzoom: function (scale) {\r\n \t\treturn Math.log(scale / 256) / Math.LN2;\r\n \t},\r\n\r\n \t// @method getProjectedBounds(zoom: Number): Bounds\r\n \t// Returns the projection's bounds scaled and transformed for the provided `zoom`.\r\n \tgetProjectedBounds: function (zoom) {\r\n \t\tif (this.infinite) { return null; }\r\n\r\n \t\tvar b = this.projection.bounds,\r\n \t\t s = this.scale(zoom),\r\n \t\t min = this.transformation.transform(b.min, s),\r\n \t\t max = this.transformation.transform(b.max, s);\r\n\r\n \t\treturn new Bounds(min, max);\r\n \t},\r\n\r\n \t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n \t// Returns the distance between two geographical coordinates.\r\n\r\n \t// @property code: String\r\n \t// Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)\r\n \t//\r\n \t// @property wrapLng: Number[]\r\n \t// An array of two numbers defining whether the longitude (horizontal) coordinate\r\n \t// axis wraps around a given range and how. Defaults to `[-180, 180]` in most\r\n \t// geographical CRSs. If `undefined`, the longitude axis does not wrap around.\r\n \t//\r\n \t// @property wrapLat: Number[]\r\n \t// Like `wrapLng`, but for the latitude (vertical) axis.\r\n\r\n \t// wrapLng: [min, max],\r\n \t// wrapLat: [min, max],\r\n\r\n \t// @property infinite: Boolean\r\n \t// If true, the coordinate space will be unbounded (infinite in both axes)\r\n \tinfinite: false,\r\n\r\n \t// @method wrapLatLng(latlng: LatLng): LatLng\r\n \t// Returns a `LatLng` where lat and lng has been wrapped according to the\r\n \t// CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.\r\n \twrapLatLng: function (latlng) {\r\n \t\tvar lng = this.wrapLng ? wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,\r\n \t\t lat = this.wrapLat ? wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,\r\n \t\t alt = latlng.alt;\r\n\r\n \t\treturn new LatLng(lat, lng, alt);\r\n \t},\r\n\r\n \t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n \t// Returns a `LatLngBounds` with the same size as the given one, ensuring\r\n \t// that its center is within the CRS's bounds.\r\n \t// Only accepts actual `L.LatLngBounds` instances, not arrays.\r\n \twrapLatLngBounds: function (bounds) {\r\n \t\tvar center = bounds.getCenter(),\r\n \t\t newCenter = this.wrapLatLng(center),\r\n \t\t latShift = center.lat - newCenter.lat,\r\n \t\t lngShift = center.lng - newCenter.lng;\r\n\r\n \t\tif (latShift === 0 && lngShift === 0) {\r\n \t\t\treturn bounds;\r\n \t\t}\r\n\r\n \t\tvar sw = bounds.getSouthWest(),\r\n \t\t ne = bounds.getNorthEast(),\r\n \t\t newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),\r\n \t\t newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);\r\n\r\n \t\treturn new LatLngBounds(newSw, newNe);\r\n \t}\r\n };\n\n /*\n * @namespace CRS\n * @crs L.CRS.Earth\n *\n * Serves as the base for CRS that are global such that they cover the earth.\n * Can only be used as the base for other CRS and cannot be used directly,\n * since it does not have a `code`, `projection` or `transformation`. `distance()` returns\n * meters.\n */\n\n var Earth = extend({}, CRS, {\n \twrapLng: [-180, 180],\n\n \t// Mean Earth Radius, as recommended for use by\n \t// the International Union of Geodesy and Geophysics,\n \t// see https://rosettacode.org/wiki/Haversine_formula\n \tR: 6371000,\n\n \t// distance between two geographical points using spherical law of cosines approximation\n \tdistance: function (latlng1, latlng2) {\n \t\tvar rad = Math.PI / 180,\n \t\t lat1 = latlng1.lat * rad,\n \t\t lat2 = latlng2.lat * rad,\n \t\t sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),\n \t\t sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),\n \t\t a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,\n \t\t c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));\n \t\treturn this.R * c;\n \t}\n });\n\n /*\r\n * @namespace Projection\r\n * @projection L.Projection.SphericalMercator\r\n *\r\n * Spherical Mercator projection — the most common projection for online maps,\r\n * used by almost all free and commercial tile providers. Assumes that Earth is\r\n * a sphere. Used by the `EPSG:3857` CRS.\r\n */\r\n\r\n var earthRadius = 6378137;\r\n\r\n var SphericalMercator = {\r\n\r\n \tR: earthRadius,\r\n \tMAX_LATITUDE: 85.0511287798,\r\n\r\n \tproject: function (latlng) {\r\n \t\tvar d = Math.PI / 180,\r\n \t\t max = this.MAX_LATITUDE,\r\n \t\t lat = Math.max(Math.min(max, latlng.lat), -max),\r\n \t\t sin = Math.sin(lat * d);\r\n\r\n \t\treturn new Point(\r\n \t\t\tthis.R * latlng.lng * d,\r\n \t\t\tthis.R * Math.log((1 + sin) / (1 - sin)) / 2);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\tvar d = 180 / Math.PI;\r\n\r\n \t\treturn new LatLng(\r\n \t\t\t(2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,\r\n \t\t\tpoint.x * d / this.R);\r\n \t},\r\n\r\n \tbounds: (function () {\r\n \t\tvar d = earthRadius * Math.PI;\r\n \t\treturn new Bounds([-d, -d], [d, d]);\r\n \t})()\r\n };\n\n /*\r\n * @class Transformation\r\n * @aka L.Transformation\r\n *\r\n * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`\r\n * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing\r\n * the reverse. Used by Leaflet in its projections code.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var transformation = L.transformation(2, 5, -1, 10),\r\n * \tp = L.point(1, 2),\r\n * \tp2 = transformation.transform(p), // L.point(7, 8)\r\n * \tp3 = transformation.untransform(p2); // L.point(1, 2)\r\n * ```\r\n */\r\n\r\n\r\n // factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)\r\n // Creates a `Transformation` object with the given coefficients.\r\n function Transformation(a, b, c, d) {\r\n \tif (isArray(a)) {\r\n \t\t// use array properties\r\n \t\tthis._a = a[0];\r\n \t\tthis._b = a[1];\r\n \t\tthis._c = a[2];\r\n \t\tthis._d = a[3];\r\n \t\treturn;\r\n \t}\r\n \tthis._a = a;\r\n \tthis._b = b;\r\n \tthis._c = c;\r\n \tthis._d = d;\r\n }\r\n\r\n Transformation.prototype = {\r\n \t// @method transform(point: Point, scale?: Number): Point\r\n \t// Returns a transformed point, optionally multiplied by the given scale.\r\n \t// Only accepts actual `L.Point` instances, not arrays.\r\n \ttransform: function (point, scale) { // (Point, Number) -> Point\r\n \t\treturn this._transform(point.clone(), scale);\r\n \t},\r\n\r\n \t// destructive transform (faster)\r\n \t_transform: function (point, scale) {\r\n \t\tscale = scale || 1;\r\n \t\tpoint.x = scale * (this._a * point.x + this._b);\r\n \t\tpoint.y = scale * (this._c * point.y + this._d);\r\n \t\treturn point;\r\n \t},\r\n\r\n \t// @method untransform(point: Point, scale?: Number): Point\r\n \t// Returns the reverse transformation of the given point, optionally divided\r\n \t// by the given scale. Only accepts actual `L.Point` instances, not arrays.\r\n \tuntransform: function (point, scale) {\r\n \t\tscale = scale || 1;\r\n \t\treturn new Point(\r\n \t\t (point.x / scale - this._b) / this._a,\r\n \t\t (point.y / scale - this._d) / this._c);\r\n \t}\r\n };\r\n\r\n // factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n\r\n // @factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n // Instantiates a Transformation object with the given coefficients.\r\n\r\n // @alternative\r\n // @factory L.transformation(coefficients: Array): Transformation\r\n // Expects an coefficients array of the form\r\n // `[a: Number, b: Number, c: Number, d: Number]`.\r\n\r\n function toTransformation(a, b, c, d) {\r\n \treturn new Transformation(a, b, c, d);\r\n }\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3857\r\n *\r\n * The most common CRS for online maps, used by almost all free and commercial\r\n * tile providers. Uses Spherical Mercator projection. Set in by default in\r\n * Map's `crs` option.\r\n */\r\n\r\n var EPSG3857 = extend({}, Earth, {\r\n \tcode: 'EPSG:3857',\r\n \tprojection: SphericalMercator,\r\n\r\n \ttransformation: (function () {\r\n \t\tvar scale = 0.5 / (Math.PI * SphericalMercator.R);\r\n \t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n \t}())\r\n });\r\n\r\n var EPSG900913 = extend({}, EPSG3857, {\r\n \tcode: 'EPSG:900913'\r\n });\n\n // @namespace SVG; @section\n // There are several static functions which can be called without instantiating L.SVG:\n\n // @function create(name: String): SVGElement\n // Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),\n // corresponding to the class name passed. For example, using 'line' will return\n // an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).\n function svgCreate(name) {\n \treturn document.createElementNS('http://www.w3.org/2000/svg', name);\n }\n\n // @function pointsToPath(rings: Point[], closed: Boolean): String\n // Generates a SVG path string for multiple rings, with each ring turning\n // into \"M..L..L..\" instructions\n function pointsToPath(rings, closed) {\n \tvar str = '',\n \ti, j, len, len2, points, p;\n\n \tfor (i = 0, len = rings.length; i < len; i++) {\n \t\tpoints = rings[i];\n\n \t\tfor (j = 0, len2 = points.length; j < len2; j++) {\n \t\t\tp = points[j];\n \t\t\tstr += (j ? 'L' : 'M') + p.x + ' ' + p.y;\n \t\t}\n\n \t\t// closes the ring for polygons; \"x\" is VML syntax\n \t\tstr += closed ? (Browser.svg ? 'z' : 'x') : '';\n \t}\n\n \t// SVG complains about empty path strings\n \treturn str || 'M0 0';\n }\n\n /*\r\n * @namespace Browser\r\n * @aka L.Browser\r\n *\r\n * A namespace with static properties for browser/feature detection used by Leaflet internally.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * if (L.Browser.ielt9) {\r\n * alert('Upgrade your browser, dude!');\r\n * }\r\n * ```\r\n */\r\n\r\n var style = document.documentElement.style;\r\n\r\n // @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).\r\n var ie = 'ActiveXObject' in window;\r\n\r\n // @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.\r\n var ielt9 = ie && !document.addEventListener;\r\n\r\n // @property edge: Boolean; `true` for the Edge web browser.\r\n var edge = 'msLaunchUri' in navigator && !('documentMode' in document);\r\n\r\n // @property webkit: Boolean;\r\n // `true` for webkit-based browsers like Chrome and Safari (including mobile versions).\r\n var webkit = userAgentContains('webkit');\r\n\r\n // @property android: Boolean\r\n // **Deprecated.** `true` for any browser running on an Android platform.\r\n var android = userAgentContains('android');\r\n\r\n // @property android23: Boolean; **Deprecated.** `true` for browsers running on Android 2 or Android 3.\r\n var android23 = userAgentContains('android 2') || userAgentContains('android 3');\r\n\r\n /* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */\r\n var webkitVer = parseInt(/WebKit\\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit\r\n // @property androidStock: Boolean; **Deprecated.** `true` for the Android stock browser (i.e. not Chrome)\r\n var androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);\r\n\r\n // @property opera: Boolean; `true` for the Opera browser\r\n var opera = !!window.opera;\r\n\r\n // @property chrome: Boolean; `true` for the Chrome browser.\r\n var chrome = !edge && userAgentContains('chrome');\r\n\r\n // @property gecko: Boolean; `true` for gecko-based browsers like Firefox.\r\n var gecko = userAgentContains('gecko') && !webkit && !opera && !ie;\r\n\r\n // @property safari: Boolean; `true` for the Safari browser.\r\n var safari = !chrome && userAgentContains('safari');\r\n\r\n var phantom = userAgentContains('phantom');\r\n\r\n // @property opera12: Boolean\r\n // `true` for the Opera browser supporting CSS transforms (version 12 or later).\r\n var opera12 = 'OTransition' in style;\r\n\r\n // @property win: Boolean; `true` when the browser is running in a Windows platform\r\n var win = navigator.platform.indexOf('Win') === 0;\r\n\r\n // @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.\r\n var ie3d = ie && ('transition' in style);\r\n\r\n // @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.\r\n var webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;\r\n\r\n // @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.\r\n var gecko3d = 'MozPerspective' in style;\r\n\r\n // @property any3d: Boolean\r\n // `true` for all browsers supporting CSS transforms.\r\n var any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;\r\n\r\n // @property mobile: Boolean; `true` for all browsers running in a mobile device.\r\n var mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');\r\n\r\n // @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.\r\n var mobileWebkit = mobile && webkit;\r\n\r\n // @property mobileWebkit3d: Boolean\r\n // `true` for all webkit-based browsers in a mobile device supporting CSS transforms.\r\n var mobileWebkit3d = mobile && webkit3d;\r\n\r\n // @property msPointer: Boolean\r\n // `true` for browsers implementing the Microsoft touch events model (notably IE10).\r\n var msPointer = !window.PointerEvent && window.MSPointerEvent;\r\n\r\n // @property pointer: Boolean\r\n // `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).\r\n var pointer = !!(window.PointerEvent || msPointer);\r\n\r\n // @property touchNative: Boolean\r\n // `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).\r\n // **This does not necessarily mean** that the browser is running in a computer with\r\n // a touchscreen, it only means that the browser is capable of understanding\r\n // touch events.\r\n var touchNative = 'ontouchstart' in window || !!window.TouchEvent;\r\n\r\n // @property touch: Boolean\r\n // `true` for all browsers supporting either [touch](#browser-touch) or [pointer](#browser-pointer) events.\r\n // Note: pointer events will be preferred (if available), and processed for all `touch*` listeners.\r\n var touch = !window.L_NO_TOUCH && (touchNative || pointer);\r\n\r\n // @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.\r\n var mobileOpera = mobile && opera;\r\n\r\n // @property mobileGecko: Boolean\r\n // `true` for gecko-based browsers running in a mobile device.\r\n var mobileGecko = mobile && gecko;\r\n\r\n // @property retina: Boolean\r\n // `true` for browsers on a high-resolution \"retina\" screen or on any screen when browser's display zoom is more than 100%.\r\n var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;\r\n\r\n // @property passiveEvents: Boolean\r\n // `true` for browsers that support passive events.\r\n var passiveEvents = (function () {\r\n \tvar supportsPassiveOption = false;\r\n \ttry {\r\n \t\tvar opts = Object.defineProperty({}, 'passive', {\r\n \t\t\tget: function () { // eslint-disable-line getter-return\r\n \t\t\t\tsupportsPassiveOption = true;\r\n \t\t\t}\r\n \t\t});\r\n \t\twindow.addEventListener('testPassiveEventSupport', falseFn, opts);\r\n \t\twindow.removeEventListener('testPassiveEventSupport', falseFn, opts);\r\n \t} catch (e) {\r\n \t\t// Errors can safely be ignored since this is only a browser support test.\r\n \t}\r\n \treturn supportsPassiveOption;\r\n }());\r\n\r\n // @property canvas: Boolean\r\n // `true` when the browser supports [``](https://developer.mozilla.org/docs/Web/API/Canvas_API).\r\n var canvas$1 = (function () {\r\n \treturn !!document.createElement('canvas').getContext;\r\n }());\r\n\r\n // @property svg: Boolean\r\n // `true` when the browser supports [SVG](https://developer.mozilla.org/docs/Web/SVG).\r\n var svg$1 = !!(document.createElementNS && svgCreate('svg').createSVGRect);\r\n\r\n var inlineSvg = !!svg$1 && (function () {\r\n \tvar div = document.createElement('div');\r\n \tdiv.innerHTML = '';\r\n \treturn (div.firstChild && div.firstChild.namespaceURI) === 'http://www.w3.org/2000/svg';\r\n })();\r\n\r\n // @property vml: Boolean\r\n // `true` if the browser supports [VML](https://en.wikipedia.org/wiki/Vector_Markup_Language).\r\n var vml = !svg$1 && (function () {\r\n \ttry {\r\n \t\tvar div = document.createElement('div');\r\n \t\tdiv.innerHTML = '';\r\n\r\n \t\tvar shape = div.firstChild;\r\n \t\tshape.style.behavior = 'url(#default#VML)';\r\n\r\n \t\treturn shape && (typeof shape.adj === 'object');\r\n\r\n \t} catch (e) {\r\n \t\treturn false;\r\n \t}\r\n }());\r\n\r\n\r\n // @property mac: Boolean; `true` when the browser is running in a Mac platform\r\n var mac = navigator.platform.indexOf('Mac') === 0;\r\n\r\n // @property mac: Boolean; `true` when the browser is running in a Linux platform\r\n var linux = navigator.platform.indexOf('Linux') === 0;\r\n\r\n function userAgentContains(str) {\r\n \treturn navigator.userAgent.toLowerCase().indexOf(str) >= 0;\r\n }\r\n\r\n\r\n var Browser = {\r\n \tie: ie,\r\n \tielt9: ielt9,\r\n \tedge: edge,\r\n \twebkit: webkit,\r\n \tandroid: android,\r\n \tandroid23: android23,\r\n \tandroidStock: androidStock,\r\n \topera: opera,\r\n \tchrome: chrome,\r\n \tgecko: gecko,\r\n \tsafari: safari,\r\n \tphantom: phantom,\r\n \topera12: opera12,\r\n \twin: win,\r\n \tie3d: ie3d,\r\n \twebkit3d: webkit3d,\r\n \tgecko3d: gecko3d,\r\n \tany3d: any3d,\r\n \tmobile: mobile,\r\n \tmobileWebkit: mobileWebkit,\r\n \tmobileWebkit3d: mobileWebkit3d,\r\n \tmsPointer: msPointer,\r\n \tpointer: pointer,\r\n \ttouch: touch,\r\n \ttouchNative: touchNative,\r\n \tmobileOpera: mobileOpera,\r\n \tmobileGecko: mobileGecko,\r\n \tretina: retina,\r\n \tpassiveEvents: passiveEvents,\r\n \tcanvas: canvas$1,\r\n \tsvg: svg$1,\r\n \tvml: vml,\r\n \tinlineSvg: inlineSvg,\r\n \tmac: mac,\r\n \tlinux: linux\r\n };\n\n /*\n * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices.\n */\n\n var POINTER_DOWN = Browser.msPointer ? 'MSPointerDown' : 'pointerdown';\n var POINTER_MOVE = Browser.msPointer ? 'MSPointerMove' : 'pointermove';\n var POINTER_UP = Browser.msPointer ? 'MSPointerUp' : 'pointerup';\n var POINTER_CANCEL = Browser.msPointer ? 'MSPointerCancel' : 'pointercancel';\n var pEvent = {\n \ttouchstart : POINTER_DOWN,\n \ttouchmove : POINTER_MOVE,\n \ttouchend : POINTER_UP,\n \ttouchcancel : POINTER_CANCEL\n };\n var handle = {\n \ttouchstart : _onPointerStart,\n \ttouchmove : _handlePointer,\n \ttouchend : _handlePointer,\n \ttouchcancel : _handlePointer\n };\n var _pointers = {};\n var _pointerDocListener = false;\n\n // Provides a touch events wrapper for (ms)pointer events.\n // ref https://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890\n\n function addPointerListener(obj, type, handler) {\n \tif (type === 'touchstart') {\n \t\t_addPointerDocListener();\n \t}\n \tif (!handle[type]) {\n \t\tconsole.warn('wrong event specified:', type);\n \t\treturn falseFn;\n \t}\n \thandler = handle[type].bind(this, handler);\n \tobj.addEventListener(pEvent[type], handler, false);\n \treturn handler;\n }\n\n function removePointerListener(obj, type, handler) {\n \tif (!pEvent[type]) {\n \t\tconsole.warn('wrong event specified:', type);\n \t\treturn;\n \t}\n \tobj.removeEventListener(pEvent[type], handler, false);\n }\n\n function _globalPointerDown(e) {\n \t_pointers[e.pointerId] = e;\n }\n\n function _globalPointerMove(e) {\n \tif (_pointers[e.pointerId]) {\n \t\t_pointers[e.pointerId] = e;\n \t}\n }\n\n function _globalPointerUp(e) {\n \tdelete _pointers[e.pointerId];\n }\n\n function _addPointerDocListener() {\n \t// need to keep track of what pointers and how many are active to provide e.touches emulation\n \tif (!_pointerDocListener) {\n \t\t// we listen document as any drags that end by moving the touch off the screen get fired there\n \t\tdocument.addEventListener(POINTER_DOWN, _globalPointerDown, true);\n \t\tdocument.addEventListener(POINTER_MOVE, _globalPointerMove, true);\n \t\tdocument.addEventListener(POINTER_UP, _globalPointerUp, true);\n \t\tdocument.addEventListener(POINTER_CANCEL, _globalPointerUp, true);\n\n \t\t_pointerDocListener = true;\n \t}\n }\n\n function _handlePointer(handler, e) {\n \tif (e.pointerType === (e.MSPOINTER_TYPE_MOUSE || 'mouse')) { return; }\n\n \te.touches = [];\n \tfor (var i in _pointers) {\n \t\te.touches.push(_pointers[i]);\n \t}\n \te.changedTouches = [e];\n\n \thandler(e);\n }\n\n function _onPointerStart(handler, e) {\n \t// IE10 specific: MsTouch needs preventDefault. See #2000\n \tif (e.MSPOINTER_TYPE_TOUCH && e.pointerType === e.MSPOINTER_TYPE_TOUCH) {\n \t\tpreventDefault(e);\n \t}\n \t_handlePointer(handler, e);\n }\n\n /*\r\n * Extends the event handling code with double tap support for mobile browsers.\r\n *\r\n * Note: currently most browsers fire native dblclick, with only a few exceptions\r\n * (see https://github.com/Leaflet/Leaflet/issues/7012#issuecomment-595087386)\r\n */\r\n\r\n function makeDblclick(event) {\r\n \t// in modern browsers `type` cannot be just overridden:\r\n \t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Getter_only\r\n \tvar newEvent = {},\r\n \t prop, i;\r\n \tfor (i in event) {\r\n \t\tprop = event[i];\r\n \t\tnewEvent[i] = prop && prop.bind ? prop.bind(event) : prop;\r\n \t}\r\n \tevent = newEvent;\r\n \tnewEvent.type = 'dblclick';\r\n \tnewEvent.detail = 2;\r\n \tnewEvent.isTrusted = false;\r\n \tnewEvent._simulated = true; // for debug purposes\r\n \treturn newEvent;\r\n }\r\n\r\n var delay = 200;\r\n function addDoubleTapListener(obj, handler) {\r\n \t// Most browsers handle double tap natively\r\n \tobj.addEventListener('dblclick', handler);\r\n\r\n \t// On some platforms the browser doesn't fire native dblclicks for touch events.\r\n \t// It seems that in all such cases `detail` property of `click` event is always `1`.\r\n \t// So here we rely on that fact to avoid excessive 'dblclick' simulation when not needed.\r\n \tvar last = 0,\r\n \t detail;\r\n \tfunction simDblclick(e) {\r\n \t\tif (e.detail !== 1) {\r\n \t\t\tdetail = e.detail; // keep in sync to avoid false dblclick in some cases\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (e.pointerType === 'mouse' ||\r\n \t\t\t(e.sourceCapabilities && !e.sourceCapabilities.firesTouchEvents)) {\r\n\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\t// When clicking on an , the browser generates a click on its\r\n \t\t//
` is submitted).\r\n // Use it inside listener functions.\r\n function preventDefault(e) {\r\n \tif (e.preventDefault) {\r\n \t\te.preventDefault();\r\n \t} else {\r\n \t\te.returnValue = false;\r\n \t}\r\n \treturn this;\r\n }\r\n\r\n // @function stop(ev: DOMEvent): this\r\n // Does `stopPropagation` and `preventDefault` at the same time.\r\n function stop(e) {\r\n \tpreventDefault(e);\r\n \tstopPropagation(e);\r\n \treturn this;\r\n }\r\n\r\n // @function getPropagationPath(ev: DOMEvent): Array\r\n // Compatibility polyfill for [`Event.composedPath()`](https://developer.mozilla.org/en-US/docs/Web/API/Event/composedPath).\r\n // Returns an array containing the `HTMLElement`s that the given DOM event\r\n // should propagate to (if not stopped).\r\n function getPropagationPath(ev) {\r\n \tif (ev.composedPath) {\r\n \t\treturn ev.composedPath();\r\n \t}\r\n\r\n \tvar path = [];\r\n \tvar el = ev.target;\r\n\r\n \twhile (el) {\r\n \t\tpath.push(el);\r\n \t\tel = el.parentNode;\r\n \t}\r\n \treturn path;\r\n }\r\n\r\n\r\n // @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point\r\n // Gets normalized mouse position from a DOM event relative to the\r\n // `container` (border excluded) or to the whole page if not specified.\r\n function getMousePosition(e, container) {\r\n \tif (!container) {\r\n \t\treturn new Point(e.clientX, e.clientY);\r\n \t}\r\n\r\n \tvar scale = getScale(container),\r\n \t offset = scale.boundingClientRect; // left and top values are in page scale (like the event clientX/Y)\r\n\r\n \treturn new Point(\r\n \t\t// offset.left/top values are in page scale (like clientX/Y),\r\n \t\t// whereas clientLeft/Top (border width) values are the original values (before CSS scale applies).\r\n \t\t(e.clientX - offset.left) / scale.x - container.clientLeft,\r\n \t\t(e.clientY - offset.top) / scale.y - container.clientTop\r\n \t);\r\n }\r\n\r\n\r\n // except , Safari and\r\n // We need double the scroll pixels (see #7403 and #4538) for all Browsers\r\n // except OSX (Mac) -> 3x, Chrome running on Linux 1x\r\n\r\n var wheelPxFactor =\r\n \t(Browser.linux && Browser.chrome) ? window.devicePixelRatio :\r\n \tBrowser.mac ? window.devicePixelRatio * 3 :\r\n \twindow.devicePixelRatio > 0 ? 2 * window.devicePixelRatio : 1;\r\n // @function getWheelDelta(ev: DOMEvent): Number\r\n // Gets normalized wheel delta from a wheel DOM event, in vertical\r\n // pixels scrolled (negative if scrolling down).\r\n // Events from pointing devices without precise scrolling are mapped to\r\n // a best guess of 60 pixels.\r\n function getWheelDelta(e) {\r\n \treturn (Browser.edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta\r\n \t (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels\r\n \t (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines\r\n \t (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages\r\n \t (e.deltaX || e.deltaZ) ? 0 :\t// Skip horizontal/depth wheel events\r\n \t e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels\r\n \t (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines\r\n \t e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages\r\n \t 0;\r\n }\r\n\r\n // check if element really left/entered the event target (for mouseenter/mouseleave)\r\n function isExternalTarget(el, e) {\r\n\r\n \tvar related = e.relatedTarget;\r\n\r\n \tif (!related) { return true; }\r\n\r\n \ttry {\r\n \t\twhile (related && (related !== el)) {\r\n \t\t\trelated = related.parentNode;\r\n \t\t}\r\n \t} catch (err) {\r\n \t\treturn false;\r\n \t}\r\n \treturn (related !== el);\r\n }\n\n var DomEvent = {\n __proto__: null,\n on: on,\n off: off,\n stopPropagation: stopPropagation,\n disableScrollPropagation: disableScrollPropagation,\n disableClickPropagation: disableClickPropagation,\n preventDefault: preventDefault,\n stop: stop,\n getPropagationPath: getPropagationPath,\n getMousePosition: getMousePosition,\n getWheelDelta: getWheelDelta,\n isExternalTarget: isExternalTarget,\n addListener: on,\n removeListener: off\n };\n\n /*\n * @class PosAnimation\n * @aka L.PosAnimation\n * @inherits Evented\n * Used internally for panning animations, utilizing CSS3 Transitions for modern browsers and a timer fallback for IE6-9.\n *\n * @example\n * ```js\n * var myPositionMarker = L.marker([48.864716, 2.294694]).addTo(map);\n *\n * myPositionMarker.on(\"click\", function() {\n * \tvar pos = map.latLngToLayerPoint(myPositionMarker.getLatLng());\n * \tpos.y -= 25;\n * \tvar fx = new L.PosAnimation();\n *\n * \tfx.once('end',function() {\n * \t\tpos.y += 25;\n * \t\tfx.run(myPositionMarker._icon, pos, 0.8);\n * \t});\n *\n * \tfx.run(myPositionMarker._icon, pos, 0.3);\n * });\n *\n * ```\n *\n * @constructor L.PosAnimation()\n * Creates a `PosAnimation` object.\n *\n */\n\n var PosAnimation = Evented.extend({\n\n \t// @method run(el: HTMLElement, newPos: Point, duration?: Number, easeLinearity?: Number)\n \t// Run an animation of a given element to a new position, optionally setting\n \t// duration in seconds (`0.25` by default) and easing linearity factor (3rd\n \t// argument of the [cubic bezier curve](https://cubic-bezier.com/#0,0,.5,1),\n \t// `0.5` by default).\n \trun: function (el, newPos, duration, easeLinearity) {\n \t\tthis.stop();\n\n \t\tthis._el = el;\n \t\tthis._inProgress = true;\n \t\tthis._duration = duration || 0.25;\n \t\tthis._easeOutPower = 1 / Math.max(easeLinearity || 0.5, 0.2);\n\n \t\tthis._startPos = getPosition(el);\n \t\tthis._offset = newPos.subtract(this._startPos);\n \t\tthis._startTime = +new Date();\n\n \t\t// @event start: Event\n \t\t// Fired when the animation starts\n \t\tthis.fire('start');\n\n \t\tthis._animate();\n \t},\n\n \t// @method stop()\n \t// Stops the animation (if currently running).\n \tstop: function () {\n \t\tif (!this._inProgress) { return; }\n\n \t\tthis._step(true);\n \t\tthis._complete();\n \t},\n\n \t_animate: function () {\n \t\t// animation loop\n \t\tthis._animId = requestAnimFrame(this._animate, this);\n \t\tthis._step();\n \t},\n\n \t_step: function (round) {\n \t\tvar elapsed = (+new Date()) - this._startTime,\n \t\t duration = this._duration * 1000;\n\n \t\tif (elapsed < duration) {\n \t\t\tthis._runFrame(this._easeOut(elapsed / duration), round);\n \t\t} else {\n \t\t\tthis._runFrame(1);\n \t\t\tthis._complete();\n \t\t}\n \t},\n\n \t_runFrame: function (progress, round) {\n \t\tvar pos = this._startPos.add(this._offset.multiplyBy(progress));\n \t\tif (round) {\n \t\t\tpos._round();\n \t\t}\n \t\tsetPosition(this._el, pos);\n\n \t\t// @event step: Event\n \t\t// Fired continuously during the animation.\n \t\tthis.fire('step');\n \t},\n\n \t_complete: function () {\n \t\tcancelAnimFrame(this._animId);\n\n \t\tthis._inProgress = false;\n \t\t// @event end: Event\n \t\t// Fired when the animation ends.\n \t\tthis.fire('end');\n \t},\n\n \t_easeOut: function (t) {\n \t\treturn 1 - Math.pow(1 - t, this._easeOutPower);\n \t}\n });\n\n /*\r\n * @class Map\r\n * @aka L.Map\r\n * @inherits Evented\r\n *\r\n * The central class of the API — it is used to create a map on a page and manipulate it.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * // initialize the map on the \"map\" div with a given center and zoom\r\n * var map = L.map('map', {\r\n * \tcenter: [51.505, -0.09],\r\n * \tzoom: 13\r\n * });\r\n * ```\r\n *\r\n */\r\n\r\n var Map = Evented.extend({\r\n\r\n \toptions: {\r\n \t\t// @section Map State Options\r\n \t\t// @option crs: CRS = L.CRS.EPSG3857\r\n \t\t// The [Coordinate Reference System](#crs) to use. Don't change this if you're not\r\n \t\t// sure what it means.\r\n \t\tcrs: EPSG3857,\r\n\r\n \t\t// @option center: LatLng = undefined\r\n \t\t// Initial geographic center of the map\r\n \t\tcenter: undefined,\r\n\r\n \t\t// @option zoom: Number = undefined\r\n \t\t// Initial map zoom level\r\n \t\tzoom: undefined,\r\n\r\n \t\t// @option minZoom: Number = *\r\n \t\t// Minimum zoom level of the map.\r\n \t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n \t\t// the lowest of their `minZoom` options will be used instead.\r\n \t\tminZoom: undefined,\r\n\r\n \t\t// @option maxZoom: Number = *\r\n \t\t// Maximum zoom level of the map.\r\n \t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n \t\t// the highest of their `maxZoom` options will be used instead.\r\n \t\tmaxZoom: undefined,\r\n\r\n \t\t// @option layers: Layer[] = []\r\n \t\t// Array of layers that will be added to the map initially\r\n \t\tlayers: [],\r\n\r\n \t\t// @option maxBounds: LatLngBounds = null\r\n \t\t// When this option is set, the map restricts the view to the given\r\n \t\t// geographical bounds, bouncing the user back if the user tries to pan\r\n \t\t// outside the view. To set the restriction dynamically, use\r\n \t\t// [`setMaxBounds`](#map-setmaxbounds) method.\r\n \t\tmaxBounds: undefined,\r\n\r\n \t\t// @option renderer: Renderer = *\r\n \t\t// The default method for drawing vector layers on the map. `L.SVG`\r\n \t\t// or `L.Canvas` by default depending on browser support.\r\n \t\trenderer: undefined,\r\n\r\n\r\n \t\t// @section Animation Options\r\n \t\t// @option zoomAnimation: Boolean = true\r\n \t\t// Whether the map zoom animation is enabled. By default it's enabled\r\n \t\t// in all browsers that support CSS3 Transitions except Android.\r\n \t\tzoomAnimation: true,\r\n\r\n \t\t// @option zoomAnimationThreshold: Number = 4\r\n \t\t// Won't animate zoom if the zoom difference exceeds this value.\r\n \t\tzoomAnimationThreshold: 4,\r\n\r\n \t\t// @option fadeAnimation: Boolean = true\r\n \t\t// Whether the tile fade animation is enabled. By default it's enabled\r\n \t\t// in all browsers that support CSS3 Transitions except Android.\r\n \t\tfadeAnimation: true,\r\n\r\n \t\t// @option markerZoomAnimation: Boolean = true\r\n \t\t// Whether markers animate their zoom with the zoom animation, if disabled\r\n \t\t// they will disappear for the length of the animation. By default it's\r\n \t\t// enabled in all browsers that support CSS3 Transitions except Android.\r\n \t\tmarkerZoomAnimation: true,\r\n\r\n \t\t// @option transform3DLimit: Number = 2^23\r\n \t\t// Defines the maximum size of a CSS translation transform. The default\r\n \t\t// value should not be changed unless a web browser positions layers in\r\n \t\t// the wrong place after doing a large `panBy`.\r\n \t\ttransform3DLimit: 8388608, // Precision limit of a 32-bit float\r\n\r\n \t\t// @section Interaction Options\r\n \t\t// @option zoomSnap: Number = 1\r\n \t\t// Forces the map's zoom level to always be a multiple of this, particularly\r\n \t\t// right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom.\r\n \t\t// By default, the zoom level snaps to the nearest integer; lower values\r\n \t\t// (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0`\r\n \t\t// means the zoom level will not be snapped after `fitBounds` or a pinch-zoom.\r\n \t\tzoomSnap: 1,\r\n\r\n \t\t// @option zoomDelta: Number = 1\r\n \t\t// Controls how much the map's zoom level will change after a\r\n \t\t// [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+`\r\n \t\t// or `-` on the keyboard, or using the [zoom controls](#control-zoom).\r\n \t\t// Values smaller than `1` (e.g. `0.5`) allow for greater granularity.\r\n \t\tzoomDelta: 1,\r\n\r\n \t\t// @option trackResize: Boolean = true\r\n \t\t// Whether the map automatically handles browser window resize to update itself.\r\n \t\ttrackResize: true\r\n \t},\r\n\r\n \tinitialize: function (id, options) { // (HTMLElement or String, Object)\r\n \t\toptions = setOptions(this, options);\r\n\r\n \t\t// Make sure to assign internal flags at the beginning,\r\n \t\t// to avoid inconsistent state in some edge cases.\r\n \t\tthis._handlers = [];\r\n \t\tthis._layers = {};\r\n \t\tthis._zoomBoundLayers = {};\r\n \t\tthis._sizeChanged = true;\r\n\r\n \t\tthis._initContainer(id);\r\n \t\tthis._initLayout();\r\n\r\n \t\t// hack for https://github.com/Leaflet/Leaflet/issues/1980\r\n \t\tthis._onResize = bind(this._onResize, this);\r\n\r\n \t\tthis._initEvents();\r\n\r\n \t\tif (options.maxBounds) {\r\n \t\t\tthis.setMaxBounds(options.maxBounds);\r\n \t\t}\r\n\r\n \t\tif (options.zoom !== undefined) {\r\n \t\t\tthis._zoom = this._limitZoom(options.zoom);\r\n \t\t}\r\n\r\n \t\tif (options.center && options.zoom !== undefined) {\r\n \t\t\tthis.setView(toLatLng(options.center), options.zoom, {reset: true});\r\n \t\t}\r\n\r\n \t\tthis.callInitHooks();\r\n\r\n \t\t// don't animate on browsers without hardware-accelerated transitions or old Android/Opera\r\n \t\tthis._zoomAnimated = TRANSITION && Browser.any3d && !Browser.mobileOpera &&\r\n \t\t\t\tthis.options.zoomAnimation;\r\n\r\n \t\t// zoom transitions run with the same duration for all layers, so if one of transitionend events\r\n \t\t// happens after starting zoom animation (propagating to the map pane), we know that it ended globally\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tthis._createAnimProxy();\r\n \t\t\ton(this._proxy, TRANSITION_END, this._catchTransitionEnd, this);\r\n \t\t}\r\n\r\n \t\tthis._addLayers(this.options.layers);\r\n \t},\r\n\r\n\r\n \t// @section Methods for modifying map state\r\n\r\n \t// @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this\r\n \t// Sets the view of the map (geographical center and zoom) with the given\r\n \t// animation options.\r\n \tsetView: function (center, zoom, options) {\r\n\r\n \t\tzoom = zoom === undefined ? this._zoom : this._limitZoom(zoom);\r\n \t\tcenter = this._limitCenter(toLatLng(center), zoom, this.options.maxBounds);\r\n \t\toptions = options || {};\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tif (this._loaded && !options.reset && options !== true) {\r\n\r\n \t\t\tif (options.animate !== undefined) {\r\n \t\t\t\toptions.zoom = extend({animate: options.animate}, options.zoom);\r\n \t\t\t\toptions.pan = extend({animate: options.animate, duration: options.duration}, options.pan);\r\n \t\t\t}\r\n\r\n \t\t\t// try animating pan or zoom\r\n \t\t\tvar moved = (this._zoom !== zoom) ?\r\n \t\t\t\tthis._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) :\r\n \t\t\t\tthis._tryAnimatedPan(center, options.pan);\r\n\r\n \t\t\tif (moved) {\r\n \t\t\t\t// prevent resize handler call, the view will refresh after animation anyway\r\n \t\t\t\tclearTimeout(this._sizeTimer);\r\n \t\t\t\treturn this;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// animation didn't start, just reset the map view\r\n \t\tthis._resetView(center, zoom, options.pan && options.pan.noMoveStart);\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setZoom(zoom: Number, options?: Zoom/pan options): this\r\n \t// Sets the zoom of the map.\r\n \tsetZoom: function (zoom, options) {\r\n \t\tif (!this._loaded) {\r\n \t\t\tthis._zoom = zoom;\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\treturn this.setView(this.getCenter(), zoom, {zoom: options});\r\n \t},\r\n\r\n \t// @method zoomIn(delta?: Number, options?: Zoom options): this\r\n \t// Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n \tzoomIn: function (delta, options) {\r\n \t\tdelta = delta || (Browser.any3d ? this.options.zoomDelta : 1);\r\n \t\treturn this.setZoom(this._zoom + delta, options);\r\n \t},\r\n\r\n \t// @method zoomOut(delta?: Number, options?: Zoom options): this\r\n \t// Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n \tzoomOut: function (delta, options) {\r\n \t\tdelta = delta || (Browser.any3d ? this.options.zoomDelta : 1);\r\n \t\treturn this.setZoom(this._zoom - delta, options);\r\n \t},\r\n\r\n \t// @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this\r\n \t// Zooms the map while keeping a specified geographical point on the map\r\n \t// stationary (e.g. used internally for scroll zoom and double-click zoom).\r\n \t// @alternative\r\n \t// @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this\r\n \t// Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary.\r\n \tsetZoomAround: function (latlng, zoom, options) {\r\n \t\tvar scale = this.getZoomScale(zoom),\r\n \t\t viewHalf = this.getSize().divideBy(2),\r\n \t\t containerPoint = latlng instanceof Point ? latlng : this.latLngToContainerPoint(latlng),\r\n\r\n \t\t centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale),\r\n \t\t newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset));\r\n\r\n \t\treturn this.setView(newCenter, zoom, {zoom: options});\r\n \t},\r\n\r\n \t_getBoundsCenterZoom: function (bounds, options) {\r\n\r\n \t\toptions = options || {};\r\n \t\tbounds = bounds.getBounds ? bounds.getBounds() : toLatLngBounds(bounds);\r\n\r\n \t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n \t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n\r\n \t\t zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR));\r\n\r\n \t\tzoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom;\r\n\r\n \t\tif (zoom === Infinity) {\r\n \t\t\treturn {\r\n \t\t\t\tcenter: bounds.getCenter(),\r\n \t\t\t\tzoom: zoom\r\n \t\t\t};\r\n \t\t}\r\n\r\n \t\tvar paddingOffset = paddingBR.subtract(paddingTL).divideBy(2),\r\n\r\n \t\t swPoint = this.project(bounds.getSouthWest(), zoom),\r\n \t\t nePoint = this.project(bounds.getNorthEast(), zoom),\r\n \t\t center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom);\r\n\r\n \t\treturn {\r\n \t\t\tcenter: center,\r\n \t\t\tzoom: zoom\r\n \t\t};\r\n \t},\r\n\r\n \t// @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n \t// Sets a map view that contains the given geographical bounds with the\r\n \t// maximum zoom level possible.\r\n \tfitBounds: function (bounds, options) {\r\n\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (!bounds.isValid()) {\r\n \t\t\tthrow new Error('Bounds are not valid.');\r\n \t\t}\r\n\r\n \t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n \t\treturn this.setView(target.center, target.zoom, options);\r\n \t},\r\n\r\n \t// @method fitWorld(options?: fitBounds options): this\r\n \t// Sets a map view that mostly contains the whole world with the maximum\r\n \t// zoom level possible.\r\n \tfitWorld: function (options) {\r\n \t\treturn this.fitBounds([[-90, -180], [90, 180]], options);\r\n \t},\r\n\r\n \t// @method panTo(latlng: LatLng, options?: Pan options): this\r\n \t// Pans the map to a given center.\r\n \tpanTo: function (center, options) { // (LatLng)\r\n \t\treturn this.setView(center, this._zoom, {pan: options});\r\n \t},\r\n\r\n \t// @method panBy(offset: Point, options?: Pan options): this\r\n \t// Pans the map by a given number of pixels (animated).\r\n \tpanBy: function (offset, options) {\r\n \t\toffset = toPoint(offset).round();\r\n \t\toptions = options || {};\r\n\r\n \t\tif (!offset.x && !offset.y) {\r\n \t\t\treturn this.fire('moveend');\r\n \t\t}\r\n \t\t// If we pan too far, Chrome gets issues with tiles\r\n \t\t// and makes them disappear or appear in the wrong place (slightly offset) #2602\r\n \t\tif (options.animate !== true && !this.getSize().contains(offset)) {\r\n \t\t\tthis._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom());\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tif (!this._panAnim) {\r\n \t\t\tthis._panAnim = new PosAnimation();\r\n\r\n \t\t\tthis._panAnim.on({\r\n \t\t\t\t'step': this._onPanTransitionStep,\r\n \t\t\t\t'end': this._onPanTransitionEnd\r\n \t\t\t}, this);\r\n \t\t}\r\n\r\n \t\t// don't fire movestart if animating inertia\r\n \t\tif (!options.noMoveStart) {\r\n \t\t\tthis.fire('movestart');\r\n \t\t}\r\n\r\n \t\t// animate pan unless animate: false specified\r\n \t\tif (options.animate !== false) {\r\n \t\t\taddClass(this._mapPane, 'leaflet-pan-anim');\r\n\r\n \t\t\tvar newPos = this._getMapPanePos().subtract(offset).round();\r\n \t\t\tthis._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity);\r\n \t\t} else {\r\n \t\t\tthis._rawPanBy(offset);\r\n \t\t\tthis.fire('move').fire('moveend');\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this\r\n \t// Sets the view of the map (geographical center and zoom) performing a smooth\r\n \t// pan-zoom animation.\r\n \tflyTo: function (targetCenter, targetZoom, options) {\r\n\r\n \t\toptions = options || {};\r\n \t\tif (options.animate === false || !Browser.any3d) {\r\n \t\t\treturn this.setView(targetCenter, targetZoom, options);\r\n \t\t}\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tvar from = this.project(this.getCenter()),\r\n \t\t to = this.project(targetCenter),\r\n \t\t size = this.getSize(),\r\n \t\t startZoom = this._zoom;\r\n\r\n \t\ttargetCenter = toLatLng(targetCenter);\r\n \t\ttargetZoom = targetZoom === undefined ? startZoom : targetZoom;\r\n\r\n \t\tvar w0 = Math.max(size.x, size.y),\r\n \t\t w1 = w0 * this.getZoomScale(startZoom, targetZoom),\r\n \t\t u1 = (to.distanceTo(from)) || 1,\r\n \t\t rho = 1.42,\r\n \t\t rho2 = rho * rho;\r\n\r\n \t\tfunction r(i) {\r\n \t\t\tvar s1 = i ? -1 : 1,\r\n \t\t\t s2 = i ? w1 : w0,\r\n \t\t\t t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1,\r\n \t\t\t b1 = 2 * s2 * rho2 * u1,\r\n \t\t\t b = t1 / b1,\r\n \t\t\t sq = Math.sqrt(b * b + 1) - b;\r\n\r\n \t\t\t // workaround for floating point precision bug when sq = 0, log = -Infinite,\r\n \t\t\t // thus triggering an infinite loop in flyTo\r\n \t\t\t var log = sq < 0.000000001 ? -18 : Math.log(sq);\r\n\r\n \t\t\treturn log;\r\n \t\t}\r\n\r\n \t\tfunction sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; }\r\n \t\tfunction cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; }\r\n \t\tfunction tanh(n) { return sinh(n) / cosh(n); }\r\n\r\n \t\tvar r0 = r(0);\r\n\r\n \t\tfunction w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); }\r\n \t\tfunction u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; }\r\n\r\n \t\tfunction easeOut(t) { return 1 - Math.pow(1 - t, 1.5); }\r\n\r\n \t\tvar start = Date.now(),\r\n \t\t S = (r(1) - r0) / rho,\r\n \t\t duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8;\r\n\r\n \t\tfunction frame() {\r\n \t\t\tvar t = (Date.now() - start) / duration,\r\n \t\t\t s = easeOut(t) * S;\r\n\r\n \t\t\tif (t <= 1) {\r\n \t\t\t\tthis._flyToFrame = requestAnimFrame(frame, this);\r\n\r\n \t\t\t\tthis._move(\r\n \t\t\t\t\tthis.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom),\r\n \t\t\t\t\tthis.getScaleZoom(w0 / w(s), startZoom),\r\n \t\t\t\t\t{flyTo: true});\r\n\r\n \t\t\t} else {\r\n \t\t\t\tthis\r\n \t\t\t\t\t._move(targetCenter, targetZoom)\r\n \t\t\t\t\t._moveEnd(true);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._moveStart(true, options.noMoveStart);\r\n\r\n \t\tframe.call(this);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n \t// Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto),\r\n \t// but takes a bounds parameter like [`fitBounds`](#map-fitbounds).\r\n \tflyToBounds: function (bounds, options) {\r\n \t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n \t\treturn this.flyTo(target.center, target.zoom, options);\r\n \t},\r\n\r\n \t// @method setMaxBounds(bounds: LatLngBounds): this\r\n \t// Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option).\r\n \tsetMaxBounds: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (this.listens('moveend', this._panInsideMaxBounds)) {\r\n \t\t\tthis.off('moveend', this._panInsideMaxBounds);\r\n \t\t}\r\n\r\n \t\tif (!bounds.isValid()) {\r\n \t\t\tthis.options.maxBounds = null;\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tthis.options.maxBounds = bounds;\r\n\r\n \t\tif (this._loaded) {\r\n \t\t\tthis._panInsideMaxBounds();\r\n \t\t}\r\n\r\n \t\treturn this.on('moveend', this._panInsideMaxBounds);\r\n \t},\r\n\r\n \t// @method setMinZoom(zoom: Number): this\r\n \t// Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option).\r\n \tsetMinZoom: function (zoom) {\r\n \t\tvar oldZoom = this.options.minZoom;\r\n \t\tthis.options.minZoom = zoom;\r\n\r\n \t\tif (this._loaded && oldZoom !== zoom) {\r\n \t\t\tthis.fire('zoomlevelschange');\r\n\r\n \t\t\tif (this.getZoom() < this.options.minZoom) {\r\n \t\t\t\treturn this.setZoom(zoom);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setMaxZoom(zoom: Number): this\r\n \t// Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option).\r\n \tsetMaxZoom: function (zoom) {\r\n \t\tvar oldZoom = this.options.maxZoom;\r\n \t\tthis.options.maxZoom = zoom;\r\n\r\n \t\tif (this._loaded && oldZoom !== zoom) {\r\n \t\t\tthis.fire('zoomlevelschange');\r\n\r\n \t\t\tif (this.getZoom() > this.options.maxZoom) {\r\n \t\t\t\treturn this.setZoom(zoom);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this\r\n \t// Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any.\r\n \tpanInsideBounds: function (bounds, options) {\r\n \t\tthis._enforcingBounds = true;\r\n \t\tvar center = this.getCenter(),\r\n \t\t newCenter = this._limitCenter(center, this._zoom, toLatLngBounds(bounds));\r\n\r\n \t\tif (!center.equals(newCenter)) {\r\n \t\t\tthis.panTo(newCenter, options);\r\n \t\t}\r\n\r\n \t\tthis._enforcingBounds = false;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method panInside(latlng: LatLng, options?: padding options): this\r\n \t// Pans the map the minimum amount to make the `latlng` visible. Use\r\n \t// padding options to fit the display to more restricted bounds.\r\n \t// If `latlng` is already within the (optionally padded) display bounds,\r\n \t// the map will not be panned.\r\n \tpanInside: function (latlng, options) {\r\n \t\toptions = options || {};\r\n\r\n \t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n \t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n \t\t pixelCenter = this.project(this.getCenter()),\r\n \t\t pixelPoint = this.project(latlng),\r\n \t\t pixelBounds = this.getPixelBounds(),\r\n \t\t paddedBounds = toBounds([pixelBounds.min.add(paddingTL), pixelBounds.max.subtract(paddingBR)]),\r\n \t\t paddedSize = paddedBounds.getSize();\r\n\r\n \t\tif (!paddedBounds.contains(pixelPoint)) {\r\n \t\t\tthis._enforcingBounds = true;\r\n \t\t\tvar centerOffset = pixelPoint.subtract(paddedBounds.getCenter());\r\n \t\t\tvar offset = paddedBounds.extend(pixelPoint).getSize().subtract(paddedSize);\r\n \t\t\tpixelCenter.x += centerOffset.x < 0 ? -offset.x : offset.x;\r\n \t\t\tpixelCenter.y += centerOffset.y < 0 ? -offset.y : offset.y;\r\n \t\t\tthis.panTo(this.unproject(pixelCenter), options);\r\n \t\t\tthis._enforcingBounds = false;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method invalidateSize(options: Zoom/pan options): this\r\n \t// Checks if the map container size changed and updates the map if so —\r\n \t// call it after you've changed the map size dynamically, also animating\r\n \t// pan by default. If `options.pan` is `false`, panning will not occur.\r\n \t// If `options.debounceMoveend` is `true`, it will delay `moveend` event so\r\n \t// that it doesn't happen often even if the method is called many\r\n \t// times in a row.\r\n\r\n \t// @alternative\r\n \t// @method invalidateSize(animate: Boolean): this\r\n \t// Checks if the map container size changed and updates the map if so —\r\n \t// call it after you've changed the map size dynamically, also animating\r\n \t// pan by default.\r\n \tinvalidateSize: function (options) {\r\n \t\tif (!this._loaded) { return this; }\r\n\r\n \t\toptions = extend({\r\n \t\t\tanimate: false,\r\n \t\t\tpan: true\r\n \t\t}, options === true ? {animate: true} : options);\r\n\r\n \t\tvar oldSize = this.getSize();\r\n \t\tthis._sizeChanged = true;\r\n \t\tthis._lastCenter = null;\r\n\r\n \t\tvar newSize = this.getSize(),\r\n \t\t oldCenter = oldSize.divideBy(2).round(),\r\n \t\t newCenter = newSize.divideBy(2).round(),\r\n \t\t offset = oldCenter.subtract(newCenter);\r\n\r\n \t\tif (!offset.x && !offset.y) { return this; }\r\n\r\n \t\tif (options.animate && options.pan) {\r\n \t\t\tthis.panBy(offset);\r\n\r\n \t\t} else {\r\n \t\t\tif (options.pan) {\r\n \t\t\t\tthis._rawPanBy(offset);\r\n \t\t\t}\r\n\r\n \t\t\tthis.fire('move');\r\n\r\n \t\t\tif (options.debounceMoveend) {\r\n \t\t\t\tclearTimeout(this._sizeTimer);\r\n \t\t\t\tthis._sizeTimer = setTimeout(bind(this.fire, this, 'moveend'), 200);\r\n \t\t\t} else {\r\n \t\t\t\tthis.fire('moveend');\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// @section Map state change events\r\n \t\t// @event resize: ResizeEvent\r\n \t\t// Fired when the map is resized.\r\n \t\treturn this.fire('resize', {\r\n \t\t\toldSize: oldSize,\r\n \t\t\tnewSize: newSize\r\n \t\t});\r\n \t},\r\n\r\n \t// @section Methods for modifying map state\r\n \t// @method stop(): this\r\n \t// Stops the currently running `panTo` or `flyTo` animation, if any.\r\n \tstop: function () {\r\n \t\tthis.setZoom(this._limitZoom(this._zoom));\r\n \t\tif (!this.options.zoomSnap) {\r\n \t\t\tthis.fire('viewreset');\r\n \t\t}\r\n \t\treturn this._stop();\r\n \t},\r\n\r\n \t// @section Geolocation methods\r\n \t// @method locate(options?: Locate options): this\r\n \t// Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound)\r\n \t// event with location data on success or a [`locationerror`](#map-locationerror) event on failure,\r\n \t// and optionally sets the map view to the user's location with respect to\r\n \t// detection accuracy (or to the world view if geolocation failed).\r\n \t// Note that, if your page doesn't use HTTPS, this method will fail in\r\n \t// modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins))\r\n \t// See `Locate options` for more details.\r\n \tlocate: function (options) {\r\n\r\n \t\toptions = this._locateOptions = extend({\r\n \t\t\ttimeout: 10000,\r\n \t\t\twatch: false\r\n \t\t\t// setView: false\r\n \t\t\t// maxZoom: \r\n \t\t\t// maximumAge: 0\r\n \t\t\t// enableHighAccuracy: false\r\n \t\t}, options);\r\n\r\n \t\tif (!('geolocation' in navigator)) {\r\n \t\t\tthis._handleGeolocationError({\r\n \t\t\t\tcode: 0,\r\n \t\t\t\tmessage: 'Geolocation not supported.'\r\n \t\t\t});\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar onResponse = bind(this._handleGeolocationResponse, this),\r\n \t\t onError = bind(this._handleGeolocationError, this);\r\n\r\n \t\tif (options.watch) {\r\n \t\t\tthis._locationWatchId =\r\n \t\t\t navigator.geolocation.watchPosition(onResponse, onError, options);\r\n \t\t} else {\r\n \t\t\tnavigator.geolocation.getCurrentPosition(onResponse, onError, options);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method stopLocate(): this\r\n \t// Stops watching location previously initiated by `map.locate({watch: true})`\r\n \t// and aborts resetting the map view if map.locate was called with\r\n \t// `{setView: true}`.\r\n \tstopLocate: function () {\r\n \t\tif (navigator.geolocation && navigator.geolocation.clearWatch) {\r\n \t\t\tnavigator.geolocation.clearWatch(this._locationWatchId);\r\n \t\t}\r\n \t\tif (this._locateOptions) {\r\n \t\t\tthis._locateOptions.setView = false;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_handleGeolocationError: function (error) {\r\n \t\tif (!this._container._leaflet_id) { return; }\r\n\r\n \t\tvar c = error.code,\r\n \t\t message = error.message ||\r\n \t\t (c === 1 ? 'permission denied' :\r\n \t\t (c === 2 ? 'position unavailable' : 'timeout'));\r\n\r\n \t\tif (this._locateOptions.setView && !this._loaded) {\r\n \t\t\tthis.fitWorld();\r\n \t\t}\r\n\r\n \t\t// @section Location events\r\n \t\t// @event locationerror: ErrorEvent\r\n \t\t// Fired when geolocation (using the [`locate`](#map-locate) method) failed.\r\n \t\tthis.fire('locationerror', {\r\n \t\t\tcode: c,\r\n \t\t\tmessage: 'Geolocation error: ' + message + '.'\r\n \t\t});\r\n \t},\r\n\r\n \t_handleGeolocationResponse: function (pos) {\r\n \t\tif (!this._container._leaflet_id) { return; }\r\n\r\n \t\tvar lat = pos.coords.latitude,\r\n \t\t lng = pos.coords.longitude,\r\n \t\t latlng = new LatLng(lat, lng),\r\n \t\t bounds = latlng.toBounds(pos.coords.accuracy * 2),\r\n \t\t options = this._locateOptions;\r\n\r\n \t\tif (options.setView) {\r\n \t\t\tvar zoom = this.getBoundsZoom(bounds);\r\n \t\t\tthis.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom);\r\n \t\t}\r\n\r\n \t\tvar data = {\r\n \t\t\tlatlng: latlng,\r\n \t\t\tbounds: bounds,\r\n \t\t\ttimestamp: pos.timestamp\r\n \t\t};\r\n\r\n \t\tfor (var i in pos.coords) {\r\n \t\t\tif (typeof pos.coords[i] === 'number') {\r\n \t\t\t\tdata[i] = pos.coords[i];\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// @event locationfound: LocationEvent\r\n \t\t// Fired when geolocation (using the [`locate`](#map-locate) method)\r\n \t\t// went successfully.\r\n \t\tthis.fire('locationfound', data);\r\n \t},\r\n\r\n \t// TODO Appropriate docs section?\r\n \t// @section Other Methods\r\n \t// @method addHandler(name: String, HandlerClass: Function): this\r\n \t// Adds a new `Handler` to the map, given its name and constructor function.\r\n \taddHandler: function (name, HandlerClass) {\r\n \t\tif (!HandlerClass) { return this; }\r\n\r\n \t\tvar handler = this[name] = new HandlerClass(this);\r\n\r\n \t\tthis._handlers.push(handler);\r\n\r\n \t\tif (this.options[name]) {\r\n \t\t\thandler.enable();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method remove(): this\r\n \t// Destroys the map and clears all related event listeners.\r\n \tremove: function () {\r\n\r\n \t\tthis._initEvents(true);\r\n \t\tif (this.options.maxBounds) { this.off('moveend', this._panInsideMaxBounds); }\r\n\r\n \t\tif (this._containerId !== this._container._leaflet_id) {\r\n \t\t\tthrow new Error('Map container is being reused by another instance');\r\n \t\t}\r\n\r\n \t\ttry {\r\n \t\t\t// throws error in IE6-8\r\n \t\t\tdelete this._container._leaflet_id;\r\n \t\t\tdelete this._containerId;\r\n \t\t} catch (e) {\r\n \t\t\t/*eslint-disable */\r\n \t\t\tthis._container._leaflet_id = undefined;\r\n \t\t\t/* eslint-enable */\r\n \t\t\tthis._containerId = undefined;\r\n \t\t}\r\n\r\n \t\tif (this._locationWatchId !== undefined) {\r\n \t\t\tthis.stopLocate();\r\n \t\t}\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tremove(this._mapPane);\r\n\r\n \t\tif (this._clearControlPos) {\r\n \t\t\tthis._clearControlPos();\r\n \t\t}\r\n \t\tif (this._resizeRequest) {\r\n \t\t\tcancelAnimFrame(this._resizeRequest);\r\n \t\t\tthis._resizeRequest = null;\r\n \t\t}\r\n\r\n \t\tthis._clearHandlers();\r\n\r\n \t\tif (this._loaded) {\r\n \t\t\t// @section Map state change events\r\n \t\t\t// @event unload: Event\r\n \t\t\t// Fired when the map is destroyed with [remove](#map-remove) method.\r\n \t\t\tthis.fire('unload');\r\n \t\t}\r\n\r\n \t\tvar i;\r\n \t\tfor (i in this._layers) {\r\n \t\t\tthis._layers[i].remove();\r\n \t\t}\r\n \t\tfor (i in this._panes) {\r\n \t\t\tremove(this._panes[i]);\r\n \t\t}\r\n\r\n \t\tthis._layers = [];\r\n \t\tthis._panes = [];\r\n \t\tdelete this._mapPane;\r\n \t\tdelete this._renderer;\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @section Other Methods\r\n \t// @method createPane(name: String, container?: HTMLElement): HTMLElement\r\n \t// Creates a new [map pane](#map-pane) with the given name if it doesn't exist already,\r\n \t// then returns it. The pane is created as a child of `container`, or\r\n \t// as a child of the main map pane if not set.\r\n \tcreatePane: function (name, container) {\r\n \t\tvar className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''),\r\n \t\t pane = create$1('div', className, container || this._mapPane);\r\n\r\n \t\tif (name) {\r\n \t\t\tthis._panes[name] = pane;\r\n \t\t}\r\n \t\treturn pane;\r\n \t},\r\n\r\n \t// @section Methods for Getting Map State\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the geographical center of the map view\r\n \tgetCenter: function () {\r\n \t\tthis._checkIfLoaded();\r\n\r\n \t\tif (this._lastCenter && !this._moved()) {\r\n \t\t\treturn this._lastCenter.clone();\r\n \t\t}\r\n \t\treturn this.layerPointToLatLng(this._getCenterLayerPoint());\r\n \t},\r\n\r\n \t// @method getZoom(): Number\r\n \t// Returns the current zoom level of the map view\r\n \tgetZoom: function () {\r\n \t\treturn this._zoom;\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Returns the geographical bounds visible in the current map view\r\n \tgetBounds: function () {\r\n \t\tvar bounds = this.getPixelBounds(),\r\n \t\t sw = this.unproject(bounds.getBottomLeft()),\r\n \t\t ne = this.unproject(bounds.getTopRight());\r\n\r\n \t\treturn new LatLngBounds(sw, ne);\r\n \t},\r\n\r\n \t// @method getMinZoom(): Number\r\n \t// Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default.\r\n \tgetMinZoom: function () {\r\n \t\treturn this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom;\r\n \t},\r\n\r\n \t// @method getMaxZoom(): Number\r\n \t// Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers).\r\n \tgetMaxZoom: function () {\r\n \t\treturn this.options.maxZoom === undefined ?\r\n \t\t\t(this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) :\r\n \t\t\tthis.options.maxZoom;\r\n \t},\r\n\r\n \t// @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean, padding?: Point): Number\r\n \t// Returns the maximum zoom level on which the given bounds fit to the map\r\n \t// view in its entirety. If `inside` (optional) is set to `true`, the method\r\n \t// instead returns the minimum zoom level on which the map view fits into\r\n \t// the given bounds in its entirety.\r\n \tgetBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number\r\n \t\tbounds = toLatLngBounds(bounds);\r\n \t\tpadding = toPoint(padding || [0, 0]);\r\n\r\n \t\tvar zoom = this.getZoom() || 0,\r\n \t\t min = this.getMinZoom(),\r\n \t\t max = this.getMaxZoom(),\r\n \t\t nw = bounds.getNorthWest(),\r\n \t\t se = bounds.getSouthEast(),\r\n \t\t size = this.getSize().subtract(padding),\r\n \t\t boundsSize = toBounds(this.project(se, zoom), this.project(nw, zoom)).getSize(),\r\n \t\t snap = Browser.any3d ? this.options.zoomSnap : 1,\r\n \t\t scalex = size.x / boundsSize.x,\r\n \t\t scaley = size.y / boundsSize.y,\r\n \t\t scale = inside ? Math.max(scalex, scaley) : Math.min(scalex, scaley);\r\n\r\n \t\tzoom = this.getScaleZoom(scale, zoom);\r\n\r\n \t\tif (snap) {\r\n \t\t\tzoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level\r\n \t\t\tzoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap;\r\n \t\t}\r\n\r\n \t\treturn Math.max(min, Math.min(max, zoom));\r\n \t},\r\n\r\n \t// @method getSize(): Point\r\n \t// Returns the current size of the map container (in pixels).\r\n \tgetSize: function () {\r\n \t\tif (!this._size || this._sizeChanged) {\r\n \t\t\tthis._size = new Point(\r\n \t\t\t\tthis._container.clientWidth || 0,\r\n \t\t\t\tthis._container.clientHeight || 0);\r\n\r\n \t\t\tthis._sizeChanged = false;\r\n \t\t}\r\n \t\treturn this._size.clone();\r\n \t},\r\n\r\n \t// @method getPixelBounds(): Bounds\r\n \t// Returns the bounds of the current map view in projected pixel\r\n \t// coordinates (sometimes useful in layer and overlay implementations).\r\n \tgetPixelBounds: function (center, zoom) {\r\n \t\tvar topLeftPoint = this._getTopLeftPoint(center, zoom);\r\n \t\treturn new Bounds(topLeftPoint, topLeftPoint.add(this.getSize()));\r\n \t},\r\n\r\n \t// TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to\r\n \t// the map pane? \"left point of the map layer\" can be confusing, specially\r\n \t// since there can be negative offsets.\r\n \t// @method getPixelOrigin(): Point\r\n \t// Returns the projected pixel coordinates of the top left point of\r\n \t// the map layer (useful in custom layer and overlay implementations).\r\n \tgetPixelOrigin: function () {\r\n \t\tthis._checkIfLoaded();\r\n \t\treturn this._pixelOrigin;\r\n \t},\r\n\r\n \t// @method getPixelWorldBounds(zoom?: Number): Bounds\r\n \t// Returns the world's bounds in pixel coordinates for zoom level `zoom`.\r\n \t// If `zoom` is omitted, the map's current zoom level is used.\r\n \tgetPixelWorldBounds: function (zoom) {\r\n \t\treturn this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom);\r\n \t},\r\n\r\n \t// @section Other Methods\r\n\r\n \t// @method getPane(pane: String|HTMLElement): HTMLElement\r\n \t// Returns a [map pane](#map-pane), given its name or its HTML element (its identity).\r\n \tgetPane: function (pane) {\r\n \t\treturn typeof pane === 'string' ? this._panes[pane] : pane;\r\n \t},\r\n\r\n \t// @method getPanes(): Object\r\n \t// Returns a plain object containing the names of all [panes](#map-pane) as keys and\r\n \t// the panes as values.\r\n \tgetPanes: function () {\r\n \t\treturn this._panes;\r\n \t},\r\n\r\n \t// @method getContainer: HTMLElement\r\n \t// Returns the HTML element that contains the map.\r\n \tgetContainer: function () {\r\n \t\treturn this._container;\r\n \t},\r\n\r\n\r\n \t// @section Conversion Methods\r\n\r\n \t// @method getZoomScale(toZoom: Number, fromZoom: Number): Number\r\n \t// Returns the scale factor to be applied to a map transition from zoom level\r\n \t// `fromZoom` to `toZoom`. Used internally to help with zoom animations.\r\n \tgetZoomScale: function (toZoom, fromZoom) {\r\n \t\t// TODO replace with universal implementation after refactoring projections\r\n \t\tvar crs = this.options.crs;\r\n \t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n \t\treturn crs.scale(toZoom) / crs.scale(fromZoom);\r\n \t},\r\n\r\n \t// @method getScaleZoom(scale: Number, fromZoom: Number): Number\r\n \t// Returns the zoom level that the map would end up at, if it is at `fromZoom`\r\n \t// level and everything is scaled by a factor of `scale`. Inverse of\r\n \t// [`getZoomScale`](#map-getZoomScale).\r\n \tgetScaleZoom: function (scale, fromZoom) {\r\n \t\tvar crs = this.options.crs;\r\n \t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n \t\tvar zoom = crs.zoom(scale * crs.scale(fromZoom));\r\n \t\treturn isNaN(zoom) ? Infinity : zoom;\r\n \t},\r\n\r\n \t// @method project(latlng: LatLng, zoom: Number): Point\r\n \t// Projects a geographical coordinate `LatLng` according to the projection\r\n \t// of the map's CRS, then scales it according to `zoom` and the CRS's\r\n \t// `Transformation`. The result is pixel coordinate relative to\r\n \t// the CRS origin.\r\n \tproject: function (latlng, zoom) {\r\n \t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n \t\treturn this.options.crs.latLngToPoint(toLatLng(latlng), zoom);\r\n \t},\r\n\r\n \t// @method unproject(point: Point, zoom: Number): LatLng\r\n \t// Inverse of [`project`](#map-project).\r\n \tunproject: function (point, zoom) {\r\n \t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n \t\treturn this.options.crs.pointToLatLng(toPoint(point), zoom);\r\n \t},\r\n\r\n \t// @method layerPointToLatLng(point: Point): LatLng\r\n \t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n \t// returns the corresponding geographical coordinate (for the current zoom level).\r\n \tlayerPointToLatLng: function (point) {\r\n \t\tvar projectedPoint = toPoint(point).add(this.getPixelOrigin());\r\n \t\treturn this.unproject(projectedPoint);\r\n \t},\r\n\r\n \t// @method latLngToLayerPoint(latlng: LatLng): Point\r\n \t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n \t// relative to the [origin pixel](#map-getpixelorigin).\r\n \tlatLngToLayerPoint: function (latlng) {\r\n \t\tvar projectedPoint = this.project(toLatLng(latlng))._round();\r\n \t\treturn projectedPoint._subtract(this.getPixelOrigin());\r\n \t},\r\n\r\n \t// @method wrapLatLng(latlng: LatLng): LatLng\r\n \t// Returns a `LatLng` where `lat` and `lng` has been wrapped according to the\r\n \t// map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the\r\n \t// CRS's bounds.\r\n \t// By default this means longitude is wrapped around the dateline so its\r\n \t// value is between -180 and +180 degrees.\r\n \twrapLatLng: function (latlng) {\r\n \t\treturn this.options.crs.wrapLatLng(toLatLng(latlng));\r\n \t},\r\n\r\n \t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n \t// Returns a `LatLngBounds` with the same size as the given one, ensuring that\r\n \t// its center is within the CRS's bounds.\r\n \t// By default this means the center longitude is wrapped around the dateline so its\r\n \t// value is between -180 and +180 degrees, and the majority of the bounds\r\n \t// overlaps the CRS's bounds.\r\n \twrapLatLngBounds: function (latlng) {\r\n \t\treturn this.options.crs.wrapLatLngBounds(toLatLngBounds(latlng));\r\n \t},\r\n\r\n \t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n \t// Returns the distance between two geographical coordinates according to\r\n \t// the map's CRS. By default this measures distance in meters.\r\n \tdistance: function (latlng1, latlng2) {\r\n \t\treturn this.options.crs.distance(toLatLng(latlng1), toLatLng(latlng2));\r\n \t},\r\n\r\n \t// @method containerPointToLayerPoint(point: Point): Point\r\n \t// Given a pixel coordinate relative to the map container, returns the corresponding\r\n \t// pixel coordinate relative to the [origin pixel](#map-getpixelorigin).\r\n \tcontainerPointToLayerPoint: function (point) { // (Point)\r\n \t\treturn toPoint(point).subtract(this._getMapPanePos());\r\n \t},\r\n\r\n \t// @method layerPointToContainerPoint(point: Point): Point\r\n \t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n \t// returns the corresponding pixel coordinate relative to the map container.\r\n \tlayerPointToContainerPoint: function (point) { // (Point)\r\n \t\treturn toPoint(point).add(this._getMapPanePos());\r\n \t},\r\n\r\n \t// @method containerPointToLatLng(point: Point): LatLng\r\n \t// Given a pixel coordinate relative to the map container, returns\r\n \t// the corresponding geographical coordinate (for the current zoom level).\r\n \tcontainerPointToLatLng: function (point) {\r\n \t\tvar layerPoint = this.containerPointToLayerPoint(toPoint(point));\r\n \t\treturn this.layerPointToLatLng(layerPoint);\r\n \t},\r\n\r\n \t// @method latLngToContainerPoint(latlng: LatLng): Point\r\n \t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n \t// relative to the map container.\r\n \tlatLngToContainerPoint: function (latlng) {\r\n \t\treturn this.layerPointToContainerPoint(this.latLngToLayerPoint(toLatLng(latlng)));\r\n \t},\r\n\r\n \t// @method mouseEventToContainerPoint(ev: MouseEvent): Point\r\n \t// Given a MouseEvent object, returns the pixel coordinate relative to the\r\n \t// map container where the event took place.\r\n \tmouseEventToContainerPoint: function (e) {\r\n \t\treturn getMousePosition(e, this._container);\r\n \t},\r\n\r\n \t// @method mouseEventToLayerPoint(ev: MouseEvent): Point\r\n \t// Given a MouseEvent object, returns the pixel coordinate relative to\r\n \t// the [origin pixel](#map-getpixelorigin) where the event took place.\r\n \tmouseEventToLayerPoint: function (e) {\r\n \t\treturn this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e));\r\n \t},\r\n\r\n \t// @method mouseEventToLatLng(ev: MouseEvent): LatLng\r\n \t// Given a MouseEvent object, returns geographical coordinate where the\r\n \t// event took place.\r\n \tmouseEventToLatLng: function (e) { // (MouseEvent)\r\n \t\treturn this.layerPointToLatLng(this.mouseEventToLayerPoint(e));\r\n \t},\r\n\r\n\r\n \t// map initialization methods\r\n\r\n \t_initContainer: function (id) {\r\n \t\tvar container = this._container = get(id);\r\n\r\n \t\tif (!container) {\r\n \t\t\tthrow new Error('Map container not found.');\r\n \t\t} else if (container._leaflet_id) {\r\n \t\t\tthrow new Error('Map container is already initialized.');\r\n \t\t}\r\n\r\n \t\ton(container, 'scroll', this._onScroll, this);\r\n \t\tthis._containerId = stamp(container);\r\n \t},\r\n\r\n \t_initLayout: function () {\r\n \t\tvar container = this._container;\r\n\r\n \t\tthis._fadeAnimated = this.options.fadeAnimation && Browser.any3d;\r\n\r\n \t\taddClass(container, 'leaflet-container' +\r\n \t\t\t(Browser.touch ? ' leaflet-touch' : '') +\r\n \t\t\t(Browser.retina ? ' leaflet-retina' : '') +\r\n \t\t\t(Browser.ielt9 ? ' leaflet-oldie' : '') +\r\n \t\t\t(Browser.safari ? ' leaflet-safari' : '') +\r\n \t\t\t(this._fadeAnimated ? ' leaflet-fade-anim' : ''));\r\n\r\n \t\tvar position = getStyle(container, 'position');\r\n\r\n \t\tif (position !== 'absolute' && position !== 'relative' && position !== 'fixed' && position !== 'sticky') {\r\n \t\t\tcontainer.style.position = 'relative';\r\n \t\t}\r\n\r\n \t\tthis._initPanes();\r\n\r\n \t\tif (this._initControlPos) {\r\n \t\t\tthis._initControlPos();\r\n \t\t}\r\n \t},\r\n\r\n \t_initPanes: function () {\r\n \t\tvar panes = this._panes = {};\r\n \t\tthis._paneRenderers = {};\r\n\r\n \t\t// @section\r\n \t\t//\r\n \t\t// Panes are DOM elements used to control the ordering of layers on the map. You\r\n \t\t// can access panes with [`map.getPane`](#map-getpane) or\r\n \t\t// [`map.getPanes`](#map-getpanes) methods. New panes can be created with the\r\n \t\t// [`map.createPane`](#map-createpane) method.\r\n \t\t//\r\n \t\t// Every map has the following default panes that differ only in zIndex.\r\n \t\t//\r\n \t\t// @pane mapPane: HTMLElement = 'auto'\r\n \t\t// Pane that contains all other map panes\r\n\r\n \t\tthis._mapPane = this.createPane('mapPane', this._container);\r\n \t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n \t\t// @pane tilePane: HTMLElement = 200\r\n \t\t// Pane for `GridLayer`s and `TileLayer`s\r\n \t\tthis.createPane('tilePane');\r\n \t\t// @pane overlayPane: HTMLElement = 400\r\n \t\t// Pane for vectors (`Path`s, like `Polyline`s and `Polygon`s), `ImageOverlay`s and `VideoOverlay`s\r\n \t\tthis.createPane('overlayPane');\r\n \t\t// @pane shadowPane: HTMLElement = 500\r\n \t\t// Pane for overlay shadows (e.g. `Marker` shadows)\r\n \t\tthis.createPane('shadowPane');\r\n \t\t// @pane markerPane: HTMLElement = 600\r\n \t\t// Pane for `Icon`s of `Marker`s\r\n \t\tthis.createPane('markerPane');\r\n \t\t// @pane tooltipPane: HTMLElement = 650\r\n \t\t// Pane for `Tooltip`s.\r\n \t\tthis.createPane('tooltipPane');\r\n \t\t// @pane popupPane: HTMLElement = 700\r\n \t\t// Pane for `Popup`s.\r\n \t\tthis.createPane('popupPane');\r\n\r\n \t\tif (!this.options.markerZoomAnimation) {\r\n \t\t\taddClass(panes.markerPane, 'leaflet-zoom-hide');\r\n \t\t\taddClass(panes.shadowPane, 'leaflet-zoom-hide');\r\n \t\t}\r\n \t},\r\n\r\n\r\n \t// private methods that modify map state\r\n\r\n \t// @section Map state change events\r\n \t_resetView: function (center, zoom, noMoveStart) {\r\n \t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n \t\tvar loading = !this._loaded;\r\n \t\tthis._loaded = true;\r\n \t\tzoom = this._limitZoom(zoom);\r\n\r\n \t\tthis.fire('viewprereset');\r\n\r\n \t\tvar zoomChanged = this._zoom !== zoom;\r\n \t\tthis\r\n \t\t\t._moveStart(zoomChanged, noMoveStart)\r\n \t\t\t._move(center, zoom)\r\n \t\t\t._moveEnd(zoomChanged);\r\n\r\n \t\t// @event viewreset: Event\r\n \t\t// Fired when the map needs to redraw its content (this usually happens\r\n \t\t// on map zoom or load). Very useful for creating custom overlays.\r\n \t\tthis.fire('viewreset');\r\n\r\n \t\t// @event load: Event\r\n \t\t// Fired when the map is initialized (when its center and zoom are set\r\n \t\t// for the first time).\r\n \t\tif (loading) {\r\n \t\t\tthis.fire('load');\r\n \t\t}\r\n \t},\r\n\r\n \t_moveStart: function (zoomChanged, noMoveStart) {\r\n \t\t// @event zoomstart: Event\r\n \t\t// Fired when the map zoom is about to change (e.g. before zoom animation).\r\n \t\t// @event movestart: Event\r\n \t\t// Fired when the view of the map starts changing (e.g. user starts dragging the map).\r\n \t\tif (zoomChanged) {\r\n \t\t\tthis.fire('zoomstart');\r\n \t\t}\r\n \t\tif (!noMoveStart) {\r\n \t\t\tthis.fire('movestart');\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_move: function (center, zoom, data, supressEvent) {\r\n \t\tif (zoom === undefined) {\r\n \t\t\tzoom = this._zoom;\r\n \t\t}\r\n \t\tvar zoomChanged = this._zoom !== zoom;\r\n\r\n \t\tthis._zoom = zoom;\r\n \t\tthis._lastCenter = center;\r\n \t\tthis._pixelOrigin = this._getNewPixelOrigin(center);\r\n\r\n \t\tif (!supressEvent) {\r\n \t\t\t// @event zoom: Event\r\n \t\t\t// Fired repeatedly during any change in zoom level,\r\n \t\t\t// including zoom and fly animations.\r\n \t\t\tif (zoomChanged || (data && data.pinch)) {\t// Always fire 'zoom' if pinching because #3530\r\n \t\t\t\tthis.fire('zoom', data);\r\n \t\t\t}\r\n\r\n \t\t\t// @event move: Event\r\n \t\t\t// Fired repeatedly during any movement of the map,\r\n \t\t\t// including pan and fly animations.\r\n \t\t\tthis.fire('move', data);\r\n \t\t} else if (data && data.pinch) {\t// Always fire 'zoom' if pinching because #3530\r\n \t\t\tthis.fire('zoom', data);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_moveEnd: function (zoomChanged) {\r\n \t\t// @event zoomend: Event\r\n \t\t// Fired when the map zoom changed, after any animations.\r\n \t\tif (zoomChanged) {\r\n \t\t\tthis.fire('zoomend');\r\n \t\t}\r\n\r\n \t\t// @event moveend: Event\r\n \t\t// Fired when the center of the map stops changing\r\n \t\t// (e.g. user stopped dragging the map or after non-centered zoom).\r\n \t\treturn this.fire('moveend');\r\n \t},\r\n\r\n \t_stop: function () {\r\n \t\tcancelAnimFrame(this._flyToFrame);\r\n \t\tif (this._panAnim) {\r\n \t\t\tthis._panAnim.stop();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_rawPanBy: function (offset) {\r\n \t\tsetPosition(this._mapPane, this._getMapPanePos().subtract(offset));\r\n \t},\r\n\r\n \t_getZoomSpan: function () {\r\n \t\treturn this.getMaxZoom() - this.getMinZoom();\r\n \t},\r\n\r\n \t_panInsideMaxBounds: function () {\r\n \t\tif (!this._enforcingBounds) {\r\n \t\t\tthis.panInsideBounds(this.options.maxBounds);\r\n \t\t}\r\n \t},\r\n\r\n \t_checkIfLoaded: function () {\r\n \t\tif (!this._loaded) {\r\n \t\t\tthrow new Error('Set map center and zoom first.');\r\n \t\t}\r\n \t},\r\n\r\n \t// DOM event handling\r\n\r\n \t// @section Interaction events\r\n \t_initEvents: function (remove) {\r\n \t\tthis._targets = {};\r\n \t\tthis._targets[stamp(this._container)] = this;\r\n\r\n \t\tvar onOff = remove ? off : on;\r\n\r\n \t\t// @event click: MouseEvent\r\n \t\t// Fired when the user clicks (or taps) the map.\r\n \t\t// @event dblclick: MouseEvent\r\n \t\t// Fired when the user double-clicks (or double-taps) the map.\r\n \t\t// @event mousedown: MouseEvent\r\n \t\t// Fired when the user pushes the mouse button on the map.\r\n \t\t// @event mouseup: MouseEvent\r\n \t\t// Fired when the user releases the mouse button on the map.\r\n \t\t// @event mouseover: MouseEvent\r\n \t\t// Fired when the mouse enters the map.\r\n \t\t// @event mouseout: MouseEvent\r\n \t\t// Fired when the mouse leaves the map.\r\n \t\t// @event mousemove: MouseEvent\r\n \t\t// Fired while the mouse moves over the map.\r\n \t\t// @event contextmenu: MouseEvent\r\n \t\t// Fired when the user pushes the right mouse button on the map, prevents\r\n \t\t// default browser context menu from showing if there are listeners on\r\n \t\t// this event. Also fired on mobile when the user holds a single touch\r\n \t\t// for a second (also called long press).\r\n \t\t// @event keypress: KeyboardEvent\r\n \t\t// Fired when the user presses a key from the keyboard that produces a character value while the map is focused.\r\n \t\t// @event keydown: KeyboardEvent\r\n \t\t// Fired when the user presses a key from the keyboard while the map is focused. Unlike the `keypress` event,\r\n \t\t// the `keydown` event is fired for keys that produce a character value and for keys\r\n \t\t// that do not produce a character value.\r\n \t\t// @event keyup: KeyboardEvent\r\n \t\t// Fired when the user releases a key from the keyboard while the map is focused.\r\n \t\tonOff(this._container, 'click dblclick mousedown mouseup ' +\r\n \t\t\t'mouseover mouseout mousemove contextmenu keypress keydown keyup', this._handleDOMEvent, this);\r\n\r\n \t\tif (this.options.trackResize) {\r\n \t\t\tonOff(window, 'resize', this._onResize, this);\r\n \t\t}\r\n\r\n \t\tif (Browser.any3d && this.options.transform3DLimit) {\r\n \t\t\t(remove ? this.off : this.on).call(this, 'moveend', this._onMoveEnd);\r\n \t\t}\r\n \t},\r\n\r\n \t_onResize: function () {\r\n \t\tcancelAnimFrame(this._resizeRequest);\r\n \t\tthis._resizeRequest = requestAnimFrame(\r\n \t\t function () { this.invalidateSize({debounceMoveend: true}); }, this);\r\n \t},\r\n\r\n \t_onScroll: function () {\r\n \t\tthis._container.scrollTop = 0;\r\n \t\tthis._container.scrollLeft = 0;\r\n \t},\r\n\r\n \t_onMoveEnd: function () {\r\n \t\tvar pos = this._getMapPanePos();\r\n \t\tif (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) {\r\n \t\t\t// https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have\r\n \t\t\t// a pixel offset on very high values, see: https://jsfiddle.net/dg6r5hhb/\r\n \t\t\tthis._resetView(this.getCenter(), this.getZoom());\r\n \t\t}\r\n \t},\r\n\r\n \t_findEventTargets: function (e, type) {\r\n \t\tvar targets = [],\r\n \t\t target,\r\n \t\t isHover = type === 'mouseout' || type === 'mouseover',\r\n \t\t src = e.target || e.srcElement,\r\n \t\t dragging = false;\r\n\r\n \t\twhile (src) {\r\n \t\t\ttarget = this._targets[stamp(src)];\r\n \t\t\tif (target && (type === 'click' || type === 'preclick') && this._draggableMoved(target)) {\r\n \t\t\t\t// Prevent firing click after you just dragged an object.\r\n \t\t\t\tdragging = true;\r\n \t\t\t\tbreak;\r\n \t\t\t}\r\n \t\t\tif (target && target.listens(type, true)) {\r\n \t\t\t\tif (isHover && !isExternalTarget(src, e)) { break; }\r\n \t\t\t\ttargets.push(target);\r\n \t\t\t\tif (isHover) { break; }\r\n \t\t\t}\r\n \t\t\tif (src === this._container) { break; }\r\n \t\t\tsrc = src.parentNode;\r\n \t\t}\r\n \t\tif (!targets.length && !dragging && !isHover && this.listens(type, true)) {\r\n \t\t\ttargets = [this];\r\n \t\t}\r\n \t\treturn targets;\r\n \t},\r\n\r\n \t_isClickDisabled: function (el) {\r\n \t\twhile (el && el !== this._container) {\r\n \t\t\tif (el['_leaflet_disable_click']) { return true; }\r\n \t\t\tel = el.parentNode;\r\n \t\t}\r\n \t},\r\n\r\n \t_handleDOMEvent: function (e) {\r\n \t\tvar el = (e.target || e.srcElement);\r\n \t\tif (!this._loaded || el['_leaflet_disable_events'] || e.type === 'click' && this._isClickDisabled(el)) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar type = e.type;\r\n\r\n \t\tif (type === 'mousedown') {\r\n \t\t\t// prevents outline when clicking on keyboard-focusable element\r\n \t\t\tpreventOutline(el);\r\n \t\t}\r\n\r\n \t\tthis._fireDOMEvent(e, type);\r\n \t},\r\n\r\n \t_mouseEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'],\r\n\r\n \t_fireDOMEvent: function (e, type, canvasTargets) {\r\n\r\n \t\tif (e.type === 'click') {\r\n \t\t\t// Fire a synthetic 'preclick' event which propagates up (mainly for closing popups).\r\n \t\t\t// @event preclick: MouseEvent\r\n \t\t\t// Fired before mouse click on the map (sometimes useful when you\r\n \t\t\t// want something to happen on click before any existing click\r\n \t\t\t// handlers start running).\r\n \t\t\tvar synth = extend({}, e);\r\n \t\t\tsynth.type = 'preclick';\r\n \t\t\tthis._fireDOMEvent(synth, synth.type, canvasTargets);\r\n \t\t}\r\n\r\n \t\t// Find the layer the event is propagating from and its parents.\r\n \t\tvar targets = this._findEventTargets(e, type);\r\n\r\n \t\tif (canvasTargets) {\r\n \t\t\tvar filtered = []; // pick only targets with listeners\r\n \t\t\tfor (var i = 0; i < canvasTargets.length; i++) {\r\n \t\t\t\tif (canvasTargets[i].listens(type, true)) {\r\n \t\t\t\t\tfiltered.push(canvasTargets[i]);\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\ttargets = filtered.concat(targets);\r\n \t\t}\r\n\r\n \t\tif (!targets.length) { return; }\r\n\r\n \t\tif (type === 'contextmenu') {\r\n \t\t\tpreventDefault(e);\r\n \t\t}\r\n\r\n \t\tvar target = targets[0];\r\n \t\tvar data = {\r\n \t\t\toriginalEvent: e\r\n \t\t};\r\n\r\n \t\tif (e.type !== 'keypress' && e.type !== 'keydown' && e.type !== 'keyup') {\r\n \t\t\tvar isMarker = target.getLatLng && (!target._radius || target._radius <= 10);\r\n \t\t\tdata.containerPoint = isMarker ?\r\n \t\t\t\tthis.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);\r\n \t\t\tdata.layerPoint = this.containerPointToLayerPoint(data.containerPoint);\r\n \t\t\tdata.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint);\r\n \t\t}\r\n\r\n \t\tfor (i = 0; i < targets.length; i++) {\r\n \t\t\ttargets[i].fire(type, data, true);\r\n \t\t\tif (data.originalEvent._stopped ||\r\n \t\t\t\t(targets[i].options.bubblingMouseEvents === false && indexOf(this._mouseEvents, type) !== -1)) { return; }\r\n \t\t}\r\n \t},\r\n\r\n \t_draggableMoved: function (obj) {\r\n \t\tobj = obj.dragging && obj.dragging.enabled() ? obj : this;\r\n \t\treturn (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved());\r\n \t},\r\n\r\n \t_clearHandlers: function () {\r\n \t\tfor (var i = 0, len = this._handlers.length; i < len; i++) {\r\n \t\t\tthis._handlers[i].disable();\r\n \t\t}\r\n \t},\r\n\r\n \t// @section Other Methods\r\n\r\n \t// @method whenReady(fn: Function, context?: Object): this\r\n \t// Runs the given function `fn` when the map gets initialized with\r\n \t// a view (center and zoom) and at least one layer, or immediately\r\n \t// if it's already initialized, optionally passing a function context.\r\n \twhenReady: function (callback, context) {\r\n \t\tif (this._loaded) {\r\n \t\t\tcallback.call(context || this, {target: this});\r\n \t\t} else {\r\n \t\t\tthis.on('load', callback, context);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n\r\n \t// private methods for getting map state\r\n\r\n \t_getMapPanePos: function () {\r\n \t\treturn getPosition(this._mapPane) || new Point(0, 0);\r\n \t},\r\n\r\n \t_moved: function () {\r\n \t\tvar pos = this._getMapPanePos();\r\n \t\treturn pos && !pos.equals([0, 0]);\r\n \t},\r\n\r\n \t_getTopLeftPoint: function (center, zoom) {\r\n \t\tvar pixelOrigin = center && zoom !== undefined ?\r\n \t\t\tthis._getNewPixelOrigin(center, zoom) :\r\n \t\t\tthis.getPixelOrigin();\r\n \t\treturn pixelOrigin.subtract(this._getMapPanePos());\r\n \t},\r\n\r\n \t_getNewPixelOrigin: function (center, zoom) {\r\n \t\tvar viewHalf = this.getSize()._divideBy(2);\r\n \t\treturn this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round();\r\n \t},\r\n\r\n \t_latLngToNewLayerPoint: function (latlng, zoom, center) {\r\n \t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n \t\treturn this.project(latlng, zoom)._subtract(topLeft);\r\n \t},\r\n\r\n \t_latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) {\r\n \t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n \t\treturn toBounds([\r\n \t\t\tthis.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft)\r\n \t\t]);\r\n \t},\r\n\r\n \t// layer point of the current center\r\n \t_getCenterLayerPoint: function () {\r\n \t\treturn this.containerPointToLayerPoint(this.getSize()._divideBy(2));\r\n \t},\r\n\r\n \t// offset of the specified place to the current center in pixels\r\n \t_getCenterOffset: function (latlng) {\r\n \t\treturn this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint());\r\n \t},\r\n\r\n \t// adjust center for view to get inside bounds\r\n \t_limitCenter: function (center, zoom, bounds) {\r\n\r\n \t\tif (!bounds) { return center; }\r\n\r\n \t\tvar centerPoint = this.project(center, zoom),\r\n \t\t viewHalf = this.getSize().divideBy(2),\r\n \t\t viewBounds = new Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)),\r\n \t\t offset = this._getBoundsOffset(viewBounds, bounds, zoom);\r\n\r\n \t\t// If offset is less than a pixel, ignore.\r\n \t\t// This prevents unstable projections from getting into\r\n \t\t// an infinite loop of tiny offsets.\r\n \t\tif (Math.abs(offset.x) <= 1 && Math.abs(offset.y) <= 1) {\r\n \t\t\treturn center;\r\n \t\t}\r\n\r\n \t\treturn this.unproject(centerPoint.add(offset), zoom);\r\n \t},\r\n\r\n \t// adjust offset for view to get inside bounds\r\n \t_limitOffset: function (offset, bounds) {\r\n \t\tif (!bounds) { return offset; }\r\n\r\n \t\tvar viewBounds = this.getPixelBounds(),\r\n \t\t newBounds = new Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset));\r\n\r\n \t\treturn offset.add(this._getBoundsOffset(newBounds, bounds));\r\n \t},\r\n\r\n \t// returns offset needed for pxBounds to get inside maxBounds at a specified zoom\r\n \t_getBoundsOffset: function (pxBounds, maxBounds, zoom) {\r\n \t\tvar projectedMaxBounds = toBounds(\r\n \t\t this.project(maxBounds.getNorthEast(), zoom),\r\n \t\t this.project(maxBounds.getSouthWest(), zoom)\r\n \t\t ),\r\n \t\t minOffset = projectedMaxBounds.min.subtract(pxBounds.min),\r\n \t\t maxOffset = projectedMaxBounds.max.subtract(pxBounds.max),\r\n\r\n \t\t dx = this._rebound(minOffset.x, -maxOffset.x),\r\n \t\t dy = this._rebound(minOffset.y, -maxOffset.y);\r\n\r\n \t\treturn new Point(dx, dy);\r\n \t},\r\n\r\n \t_rebound: function (left, right) {\r\n \t\treturn left + right > 0 ?\r\n \t\t\tMath.round(left - right) / 2 :\r\n \t\t\tMath.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right));\r\n \t},\r\n\r\n \t_limitZoom: function (zoom) {\r\n \t\tvar min = this.getMinZoom(),\r\n \t\t max = this.getMaxZoom(),\r\n \t\t snap = Browser.any3d ? this.options.zoomSnap : 1;\r\n \t\tif (snap) {\r\n \t\t\tzoom = Math.round(zoom / snap) * snap;\r\n \t\t}\r\n \t\treturn Math.max(min, Math.min(max, zoom));\r\n \t},\r\n\r\n \t_onPanTransitionStep: function () {\r\n \t\tthis.fire('move');\r\n \t},\r\n\r\n \t_onPanTransitionEnd: function () {\r\n \t\tremoveClass(this._mapPane, 'leaflet-pan-anim');\r\n \t\tthis.fire('moveend');\r\n \t},\r\n\r\n \t_tryAnimatedPan: function (center, options) {\r\n \t\t// difference between the new and current centers in pixels\r\n \t\tvar offset = this._getCenterOffset(center)._trunc();\r\n\r\n \t\t// don't animate too far unless animate: true specified in options\r\n \t\tif ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n \t\tthis.panBy(offset, options);\r\n\r\n \t\treturn true;\r\n \t},\r\n\r\n \t_createAnimProxy: function () {\r\n\r\n \t\tvar proxy = this._proxy = create$1('div', 'leaflet-proxy leaflet-zoom-animated');\r\n \t\tthis._panes.mapPane.appendChild(proxy);\r\n\r\n \t\tthis.on('zoomanim', function (e) {\r\n \t\t\tvar prop = TRANSFORM,\r\n \t\t\t transform = this._proxy.style[prop];\r\n\r\n \t\t\tsetTransform(this._proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1));\r\n\r\n \t\t\t// workaround for case when transform is the same and so transitionend event is not fired\r\n \t\t\tif (transform === this._proxy.style[prop] && this._animatingZoom) {\r\n \t\t\t\tthis._onZoomTransitionEnd();\r\n \t\t\t}\r\n \t\t}, this);\r\n\r\n \t\tthis.on('load moveend', this._animMoveEnd, this);\r\n\r\n \t\tthis._on('unload', this._destroyAnimProxy, this);\r\n \t},\r\n\r\n \t_destroyAnimProxy: function () {\r\n \t\tremove(this._proxy);\r\n \t\tthis.off('load moveend', this._animMoveEnd, this);\r\n \t\tdelete this._proxy;\r\n \t},\r\n\r\n \t_animMoveEnd: function () {\r\n \t\tvar c = this.getCenter(),\r\n \t\t z = this.getZoom();\r\n \t\tsetTransform(this._proxy, this.project(c, z), this.getZoomScale(z, 1));\r\n \t},\r\n\r\n \t_catchTransitionEnd: function (e) {\r\n \t\tif (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) {\r\n \t\t\tthis._onZoomTransitionEnd();\r\n \t\t}\r\n \t},\r\n\r\n \t_nothingToAnimate: function () {\r\n \t\treturn !this._container.getElementsByClassName('leaflet-zoom-animated').length;\r\n \t},\r\n\r\n \t_tryAnimatedZoom: function (center, zoom, options) {\r\n\r\n \t\tif (this._animatingZoom) { return true; }\r\n\r\n \t\toptions = options || {};\r\n\r\n \t\t// don't animate if disabled, not supported or zoom difference is too large\r\n \t\tif (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() ||\r\n \t\t Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; }\r\n\r\n \t\t// offset is the pixel coords of the zoom origin relative to the current center\r\n \t\tvar scale = this.getZoomScale(zoom),\r\n \t\t offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale);\r\n\r\n \t\t// don't animate if the zoom origin isn't within one screen from the current center, unless forced\r\n \t\tif (options.animate !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n \t\trequestAnimFrame(function () {\r\n \t\t\tthis\r\n \t\t\t ._moveStart(true, options.noMoveStart || false)\r\n \t\t\t ._animateZoom(center, zoom, true);\r\n \t\t}, this);\r\n\r\n \t\treturn true;\r\n \t},\r\n\r\n \t_animateZoom: function (center, zoom, startAnim, noUpdate) {\r\n \t\tif (!this._mapPane) { return; }\r\n\r\n \t\tif (startAnim) {\r\n \t\t\tthis._animatingZoom = true;\r\n\r\n \t\t\t// remember what center/zoom to set after animation\r\n \t\t\tthis._animateToCenter = center;\r\n \t\t\tthis._animateToZoom = zoom;\r\n\r\n \t\t\taddClass(this._mapPane, 'leaflet-zoom-anim');\r\n \t\t}\r\n\r\n \t\t// @section Other Events\r\n \t\t// @event zoomanim: ZoomAnimEvent\r\n \t\t// Fired at least once per zoom animation. For continuous zoom, like pinch zooming, fired once per frame during zoom.\r\n \t\tthis.fire('zoomanim', {\r\n \t\t\tcenter: center,\r\n \t\t\tzoom: zoom,\r\n \t\t\tnoUpdate: noUpdate\r\n \t\t});\r\n\r\n \t\tif (!this._tempFireZoomEvent) {\r\n \t\t\tthis._tempFireZoomEvent = this._zoom !== this._animateToZoom;\r\n \t\t}\r\n\r\n \t\tthis._move(this._animateToCenter, this._animateToZoom, undefined, true);\r\n\r\n \t\t// Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693\r\n \t\tsetTimeout(bind(this._onZoomTransitionEnd, this), 250);\r\n \t},\r\n\r\n \t_onZoomTransitionEnd: function () {\r\n \t\tif (!this._animatingZoom) { return; }\r\n\r\n \t\tif (this._mapPane) {\r\n \t\t\tremoveClass(this._mapPane, 'leaflet-zoom-anim');\r\n \t\t}\r\n\r\n \t\tthis._animatingZoom = false;\r\n\r\n \t\tthis._move(this._animateToCenter, this._animateToZoom, undefined, true);\r\n\r\n \t\tif (this._tempFireZoomEvent) {\r\n \t\t\tthis.fire('zoom');\r\n \t\t}\r\n \t\tdelete this._tempFireZoomEvent;\r\n\r\n \t\tthis.fire('move');\r\n\r\n \t\tthis._moveEnd(true);\r\n \t}\r\n });\r\n\r\n // @section\r\n\r\n // @factory L.map(id: String, options?: Map options)\r\n // Instantiates a map object given the DOM ID of a `
` element\r\n // and optionally an object literal with `Map options`.\r\n //\r\n // @alternative\r\n // @factory L.map(el: HTMLElement, options?: Map options)\r\n // Instantiates a map object given an instance of a `
` HTML element\r\n // and optionally an object literal with `Map options`.\r\n function createMap(id, options) {\r\n \treturn new Map(id, options);\r\n }\n\n /*\r\n * @class Control\r\n * @aka L.Control\r\n * @inherits Class\r\n *\r\n * L.Control is a base class for implementing map controls. Handles positioning.\r\n * All other controls extend from this class.\r\n */\r\n\r\n var Control = Class.extend({\r\n \t// @section\r\n \t// @aka Control Options\r\n \toptions: {\r\n \t\t// @option position: String = 'topright'\r\n \t\t// The position of the control (one of the map corners). Possible values are `'topleft'`,\r\n \t\t// `'topright'`, `'bottomleft'` or `'bottomright'`\r\n \t\tposition: 'topright'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t/* @section\r\n \t * Classes extending L.Control will inherit the following methods:\r\n \t *\r\n \t * @method getPosition: string\r\n \t * Returns the position of the control.\r\n \t */\r\n \tgetPosition: function () {\r\n \t\treturn this.options.position;\r\n \t},\r\n\r\n \t// @method setPosition(position: string): this\r\n \t// Sets the position of the control.\r\n \tsetPosition: function (position) {\r\n \t\tvar map = this._map;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.removeControl(this);\r\n \t\t}\r\n\r\n \t\tthis.options.position = position;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.addControl(this);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getContainer: HTMLElement\r\n \t// Returns the HTMLElement that contains the control.\r\n \tgetContainer: function () {\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \t// @method addTo(map: Map): this\r\n \t// Adds the control to the given map.\r\n \taddTo: function (map) {\r\n \t\tthis.remove();\r\n \t\tthis._map = map;\r\n\r\n \t\tvar container = this._container = this.onAdd(map),\r\n \t\t pos = this.getPosition(),\r\n \t\t corner = map._controlCorners[pos];\r\n\r\n \t\taddClass(container, 'leaflet-control');\r\n\r\n \t\tif (pos.indexOf('bottom') !== -1) {\r\n \t\t\tcorner.insertBefore(container, corner.firstChild);\r\n \t\t} else {\r\n \t\t\tcorner.appendChild(container);\r\n \t\t}\r\n\r\n \t\tthis._map.on('unload', this.remove, this);\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method remove: this\r\n \t// Removes the control from the map it is currently active on.\r\n \tremove: function () {\r\n \t\tif (!this._map) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tremove(this._container);\r\n\r\n \t\tif (this.onRemove) {\r\n \t\t\tthis.onRemove(this._map);\r\n \t\t}\r\n\r\n \t\tthis._map.off('unload', this.remove, this);\r\n \t\tthis._map = null;\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_refocusOnMap: function (e) {\r\n \t\t// if map exists and event is not a keyboard event\r\n \t\tif (this._map && e && e.screenX > 0 && e.screenY > 0) {\r\n \t\t\tthis._map.getContainer().focus();\r\n \t\t}\r\n \t}\r\n });\r\n\r\n var control = function (options) {\r\n \treturn new Control(options);\r\n };\r\n\r\n /* @section Extension methods\r\n * @uninheritable\r\n *\r\n * Every control should extend from `L.Control` and (re-)implement the following methods.\r\n *\r\n * @method onAdd(map: Map): HTMLElement\r\n * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo).\r\n *\r\n * @method onRemove(map: Map)\r\n * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove).\r\n */\r\n\r\n /* @namespace Map\r\n * @section Methods for Layers and Controls\r\n */\r\n Map.include({\r\n \t// @method addControl(control: Control): this\r\n \t// Adds the given control to the map\r\n \taddControl: function (control) {\r\n \t\tcontrol.addTo(this);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeControl(control: Control): this\r\n \t// Removes the given control from the map\r\n \tremoveControl: function (control) {\r\n \t\tcontrol.remove();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initControlPos: function () {\r\n \t\tvar corners = this._controlCorners = {},\r\n \t\t l = 'leaflet-',\r\n \t\t container = this._controlContainer =\r\n \t\t create$1('div', l + 'control-container', this._container);\r\n\r\n \t\tfunction createCorner(vSide, hSide) {\r\n \t\t\tvar className = l + vSide + ' ' + l + hSide;\r\n\r\n \t\t\tcorners[vSide + hSide] = create$1('div', className, container);\r\n \t\t}\r\n\r\n \t\tcreateCorner('top', 'left');\r\n \t\tcreateCorner('top', 'right');\r\n \t\tcreateCorner('bottom', 'left');\r\n \t\tcreateCorner('bottom', 'right');\r\n \t},\r\n\r\n \t_clearControlPos: function () {\r\n \t\tfor (var i in this._controlCorners) {\r\n \t\t\tremove(this._controlCorners[i]);\r\n \t\t}\r\n \t\tremove(this._controlContainer);\r\n \t\tdelete this._controlCorners;\r\n \t\tdelete this._controlContainer;\r\n \t}\r\n });\n\n /*\r\n * @class Control.Layers\r\n * @aka L.Control.Layers\r\n * @inherits Control\r\n *\r\n * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](https://leafletjs.com/examples/layers-control/)). Extends `Control`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var baseLayers = {\r\n * \t\"Mapbox\": mapbox,\r\n * \t\"OpenStreetMap\": osm\r\n * };\r\n *\r\n * var overlays = {\r\n * \t\"Marker\": marker,\r\n * \t\"Roads\": roadsLayer\r\n * };\r\n *\r\n * L.control.layers(baseLayers, overlays).addTo(map);\r\n * ```\r\n *\r\n * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values:\r\n *\r\n * ```js\r\n * {\r\n * \"\": layer1,\r\n * \"\": layer2\r\n * }\r\n * ```\r\n *\r\n * The layer names can contain HTML, which allows you to add additional styling to the items:\r\n *\r\n * ```js\r\n * {\" My Layer\": myLayer}\r\n * ```\r\n */\r\n\r\n var Layers = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Layers options\r\n \toptions: {\r\n \t\t// @option collapsed: Boolean = true\r\n \t\t// If `true`, the control will be collapsed into an icon and expanded on mouse hover, touch, or keyboard activation.\r\n \t\tcollapsed: true,\r\n \t\tposition: 'topright',\r\n\r\n \t\t// @option autoZIndex: Boolean = true\r\n \t\t// If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off.\r\n \t\tautoZIndex: true,\r\n\r\n \t\t// @option hideSingleBase: Boolean = false\r\n \t\t// If `true`, the base layers in the control will be hidden when there is only one.\r\n \t\thideSingleBase: false,\r\n\r\n \t\t// @option sortLayers: Boolean = false\r\n \t\t// Whether to sort the layers. When `false`, layers will keep the order\r\n \t\t// in which they were added to the control.\r\n \t\tsortLayers: false,\r\n\r\n \t\t// @option sortFunction: Function = *\r\n \t\t// A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort)\r\n \t\t// that will be used for sorting the layers, when `sortLayers` is `true`.\r\n \t\t// The function receives both the `L.Layer` instances and their names, as in\r\n \t\t// `sortFunction(layerA, layerB, nameA, nameB)`.\r\n \t\t// By default, it sorts layers alphabetically by their name.\r\n \t\tsortFunction: function (layerA, layerB, nameA, nameB) {\r\n \t\t\treturn nameA < nameB ? -1 : (nameB < nameA ? 1 : 0);\r\n \t\t}\r\n \t},\r\n\r\n \tinitialize: function (baseLayers, overlays, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tthis._layers = [];\r\n \t\tthis._lastZIndex = 0;\r\n \t\tthis._handlingClick = false;\r\n \t\tthis._preventClick = false;\r\n\r\n \t\tfor (var i in baseLayers) {\r\n \t\t\tthis._addLayer(baseLayers[i], i);\r\n \t\t}\r\n\r\n \t\tfor (i in overlays) {\r\n \t\t\tthis._addLayer(overlays[i], i, true);\r\n \t\t}\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._initLayout();\r\n \t\tthis._update();\r\n\r\n \t\tthis._map = map;\r\n \t\tmap.on('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \taddTo: function (map) {\r\n \t\tControl.prototype.addTo.call(this, map);\r\n \t\t// Trigger expand after Layers Control has been inserted into DOM so that is now has an actual height.\r\n \t\treturn this._expandIfNotCollapsed();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tthis._map.off('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.off('add remove', this._onLayerChange, this);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addBaseLayer(layer: Layer, name: String): this\r\n \t// Adds a base layer (radio button entry) with the given name to the control.\r\n \taddBaseLayer: function (layer, name) {\r\n \t\tthis._addLayer(layer, name);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method addOverlay(layer: Layer, name: String): this\r\n \t// Adds an overlay (checkbox entry) with the given name to the control.\r\n \taddOverlay: function (layer, name) {\r\n \t\tthis._addLayer(layer, name, true);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Remove the given layer from the control.\r\n \tremoveLayer: function (layer) {\r\n \t\tlayer.off('add remove', this._onLayerChange, this);\r\n\r\n \t\tvar obj = this._getLayer(stamp(layer));\r\n \t\tif (obj) {\r\n \t\t\tthis._layers.splice(this._layers.indexOf(obj), 1);\r\n \t\t}\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method expand(): this\r\n \t// Expand the control container if collapsed.\r\n \texpand: function () {\r\n \t\taddClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\tthis._section.style.height = null;\r\n \t\tvar acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50);\r\n \t\tif (acceptableHeight < this._section.clientHeight) {\r\n \t\t\taddClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t\tthis._section.style.height = acceptableHeight + 'px';\r\n \t\t} else {\r\n \t\t\tremoveClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t}\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method collapse(): this\r\n \t// Collapse the control container if expanded.\r\n \tcollapse: function () {\r\n \t\tremoveClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initLayout: function () {\r\n \t\tvar className = 'leaflet-control-layers',\r\n \t\t container = this._container = create$1('div', className),\r\n \t\t collapsed = this.options.collapsed;\r\n\r\n \t\t// makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released\r\n \t\tcontainer.setAttribute('aria-haspopup', true);\r\n\r\n \t\tdisableClickPropagation(container);\r\n \t\tdisableScrollPropagation(container);\r\n\r\n \t\tvar section = this._section = create$1('section', className + '-list');\r\n\r\n \t\tif (collapsed) {\r\n \t\t\tthis._map.on('click', this.collapse, this);\r\n\r\n \t\t\ton(container, {\r\n \t\t\t\tmouseenter: this._expandSafely,\r\n \t\t\t\tmouseleave: this.collapse\r\n \t\t\t}, this);\r\n \t\t}\r\n\r\n \t\tvar link = this._layersLink = create$1('a', className + '-toggle', container);\r\n \t\tlink.href = '#';\r\n \t\tlink.title = 'Layers';\r\n \t\tlink.setAttribute('role', 'button');\r\n\r\n \t\ton(link, {\r\n \t\t\tkeydown: function (e) {\r\n \t\t\t\tif (e.keyCode === 13) {\r\n \t\t\t\t\tthis._expandSafely();\r\n \t\t\t\t}\r\n \t\t\t},\r\n \t\t\t// Certain screen readers intercept the key event and instead send a click event\r\n \t\t\tclick: function (e) {\r\n \t\t\t\tpreventDefault(e);\r\n \t\t\t\tthis._expandSafely();\r\n \t\t\t}\r\n \t\t}, this);\r\n\r\n \t\tif (!collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n\r\n \t\tthis._baseLayersList = create$1('div', className + '-base', section);\r\n \t\tthis._separator = create$1('div', className + '-separator', section);\r\n \t\tthis._overlaysList = create$1('div', className + '-overlays', section);\r\n\r\n \t\tcontainer.appendChild(section);\r\n \t},\r\n\r\n \t_getLayer: function (id) {\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\r\n \t\t\tif (this._layers[i] && stamp(this._layers[i].layer) === id) {\r\n \t\t\t\treturn this._layers[i];\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t_addLayer: function (layer, name, overlay) {\r\n \t\tif (this._map) {\r\n \t\t\tlayer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\tthis._layers.push({\r\n \t\t\tlayer: layer,\r\n \t\t\tname: name,\r\n \t\t\toverlay: overlay\r\n \t\t});\r\n\r\n \t\tif (this.options.sortLayers) {\r\n \t\t\tthis._layers.sort(bind(function (a, b) {\r\n \t\t\t\treturn this.options.sortFunction(a.layer, b.layer, a.name, b.name);\r\n \t\t\t}, this));\r\n \t\t}\r\n\r\n \t\tif (this.options.autoZIndex && layer.setZIndex) {\r\n \t\t\tthis._lastZIndex++;\r\n \t\t\tlayer.setZIndex(this._lastZIndex);\r\n \t\t}\r\n\r\n \t\tthis._expandIfNotCollapsed();\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._container) { return this; }\r\n\r\n \t\tempty(this._baseLayersList);\r\n \t\tempty(this._overlaysList);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tvar baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0;\r\n\r\n \t\tfor (i = 0; i < this._layers.length; i++) {\r\n \t\t\tobj = this._layers[i];\r\n \t\t\tthis._addItem(obj);\r\n \t\t\toverlaysPresent = overlaysPresent || obj.overlay;\r\n \t\t\tbaseLayersPresent = baseLayersPresent || !obj.overlay;\r\n \t\t\tbaseLayersCount += !obj.overlay ? 1 : 0;\r\n \t\t}\r\n\r\n \t\t// Hide base layers section if there's only one layer.\r\n \t\tif (this.options.hideSingleBase) {\r\n \t\t\tbaseLayersPresent = baseLayersPresent && baseLayersCount > 1;\r\n \t\t\tthis._baseLayersList.style.display = baseLayersPresent ? '' : 'none';\r\n \t\t}\r\n\r\n \t\tthis._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none';\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_onLayerChange: function (e) {\r\n \t\tif (!this._handlingClick) {\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\tvar obj = this._getLayer(stamp(e.target));\r\n\r\n \t\t// @namespace Map\r\n \t\t// @section Layer events\r\n \t\t// @event baselayerchange: LayersControlEvent\r\n \t\t// Fired when the base layer is changed through the [layers control](#control-layers).\r\n \t\t// @event overlayadd: LayersControlEvent\r\n \t\t// Fired when an overlay is selected through the [layers control](#control-layers).\r\n \t\t// @event overlayremove: LayersControlEvent\r\n \t\t// Fired when an overlay is deselected through the [layers control](#control-layers).\r\n \t\t// @namespace Control.Layers\r\n \t\tvar type = obj.overlay ?\r\n \t\t\t(e.type === 'add' ? 'overlayadd' : 'overlayremove') :\r\n \t\t\t(e.type === 'add' ? 'baselayerchange' : null);\r\n\r\n \t\tif (type) {\r\n \t\t\tthis._map.fire(type, obj);\r\n \t\t}\r\n \t},\r\n\r\n \t// IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see https://stackoverflow.com/a/119079)\r\n \t_createRadioElement: function (name, checked) {\r\n\r\n \t\tvar radioHtml = '';\r\n\r\n \t\tvar radioFragment = document.createElement('div');\r\n \t\tradioFragment.innerHTML = radioHtml;\r\n\r\n \t\treturn radioFragment.firstChild;\r\n \t},\r\n\r\n \t_addItem: function (obj) {\r\n \t\tvar label = document.createElement('label'),\r\n \t\t checked = this._map.hasLayer(obj.layer),\r\n \t\t input;\r\n\r\n \t\tif (obj.overlay) {\r\n \t\t\tinput = document.createElement('input');\r\n \t\t\tinput.type = 'checkbox';\r\n \t\t\tinput.className = 'leaflet-control-layers-selector';\r\n \t\t\tinput.defaultChecked = checked;\r\n \t\t} else {\r\n \t\t\tinput = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked);\r\n \t\t}\r\n\r\n \t\tthis._layerControlInputs.push(input);\r\n \t\tinput.layerId = stamp(obj.layer);\r\n\r\n \t\ton(input, 'click', this._onInputClick, this);\r\n\r\n \t\tvar name = document.createElement('span');\r\n \t\tname.innerHTML = ' ' + obj.name;\r\n\r\n \t\t// Helps from preventing layer control flicker when checkboxes are disabled\r\n \t\t// https://github.com/Leaflet/Leaflet/issues/2771\r\n \t\tvar holder = document.createElement('span');\r\n\r\n \t\tlabel.appendChild(holder);\r\n \t\tholder.appendChild(input);\r\n \t\tholder.appendChild(name);\r\n\r\n \t\tvar container = obj.overlay ? this._overlaysList : this._baseLayersList;\r\n \t\tcontainer.appendChild(label);\r\n\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn label;\r\n \t},\r\n\r\n \t_onInputClick: function () {\r\n \t\t// expanding the control on mobile with a click can cause adding a layer - we don't want this\r\n \t\tif (this._preventClick) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input, layer;\r\n \t\tvar addedLayers = [],\r\n \t\t removedLayers = [];\r\n\r\n \t\tthis._handlingClick = true;\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n\r\n \t\t\tif (input.checked) {\r\n \t\t\t\taddedLayers.push(layer);\r\n \t\t\t} else if (!input.checked) {\r\n \t\t\t\tremovedLayers.push(layer);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// Bugfix issue 2318: Should remove all old layers before readding new ones\r\n \t\tfor (i = 0; i < removedLayers.length; i++) {\r\n \t\t\tif (this._map.hasLayer(removedLayers[i])) {\r\n \t\t\t\tthis._map.removeLayer(removedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t\tfor (i = 0; i < addedLayers.length; i++) {\r\n \t\t\tif (!this._map.hasLayer(addedLayers[i])) {\r\n \t\t\t\tthis._map.addLayer(addedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._handlingClick = false;\r\n\r\n \t\tthis._refocusOnMap();\r\n \t},\r\n\r\n \t_checkDisabledLayers: function () {\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input,\r\n \t\t layer,\r\n \t\t zoom = this._map.getZoom();\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n \t\t\tinput.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) ||\r\n \t\t\t (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom);\r\n\r\n \t\t}\r\n \t},\r\n\r\n \t_expandIfNotCollapsed: function () {\r\n \t\tif (this._map && !this.options.collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_expandSafely: function () {\r\n \t\tvar section = this._section;\r\n \t\tthis._preventClick = true;\r\n \t\ton(section, 'click', preventDefault);\r\n \t\tthis.expand();\r\n \t\tvar that = this;\r\n \t\tsetTimeout(function () {\r\n \t\t\toff(section, 'click', preventDefault);\r\n \t\t\tthat._preventClick = false;\r\n \t\t});\r\n \t}\r\n\r\n });\r\n\r\n\r\n // @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options)\r\n // Creates a layers control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation.\r\n var layers = function (baseLayers, overlays, options) {\r\n \treturn new Layers(baseLayers, overlays, options);\r\n };\n\n /*\r\n * @class Control.Zoom\r\n * @aka L.Control.Zoom\r\n * @inherits Control\r\n *\r\n * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`.\r\n */\r\n\r\n var Zoom = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Zoom options\r\n \toptions: {\r\n \t\tposition: 'topleft',\r\n\r\n \t\t// @option zoomInText: String = '+'\r\n \t\t// The text set on the 'zoom in' button.\r\n \t\tzoomInText: '+',\r\n\r\n \t\t// @option zoomInTitle: String = 'Zoom in'\r\n \t\t// The title set on the 'zoom in' button.\r\n \t\tzoomInTitle: 'Zoom in',\r\n\r\n \t\t// @option zoomOutText: String = '−'\r\n \t\t// The text set on the 'zoom out' button.\r\n \t\tzoomOutText: '−',\r\n\r\n \t\t// @option zoomOutTitle: String = 'Zoom out'\r\n \t\t// The title set on the 'zoom out' button.\r\n \t\tzoomOutTitle: 'Zoom out'\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tvar zoomName = 'leaflet-control-zoom',\r\n \t\t container = create$1('div', zoomName + ' leaflet-bar'),\r\n \t\t options = this.options;\r\n\r\n \t\tthis._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle,\r\n \t\t zoomName + '-in', container, this._zoomIn);\r\n \t\tthis._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle,\r\n \t\t zoomName + '-out', container, this._zoomOut);\r\n\r\n \t\tthis._updateDisabled();\r\n \t\tmap.on('zoomend zoomlevelschange', this._updateDisabled, this);\r\n\r\n \t\treturn container;\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tmap.off('zoomend zoomlevelschange', this._updateDisabled, this);\r\n \t},\r\n\r\n \tdisable: function () {\r\n \t\tthis._disabled = true;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \tenable: function () {\r\n \t\tthis._disabled = false;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_zoomIn: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom < this._map.getMaxZoom()) {\r\n \t\t\tthis._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_zoomOut: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom > this._map.getMinZoom()) {\r\n \t\t\tthis._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_createButton: function (html, title, className, container, fn) {\r\n \t\tvar link = create$1('a', className, container);\r\n \t\tlink.innerHTML = html;\r\n \t\tlink.href = '#';\r\n \t\tlink.title = title;\r\n\r\n \t\t/*\r\n \t\t * Will force screen readers like VoiceOver to read this as \"Zoom in - button\"\r\n \t\t */\r\n \t\tlink.setAttribute('role', 'button');\r\n \t\tlink.setAttribute('aria-label', title);\r\n\r\n \t\tdisableClickPropagation(link);\r\n \t\ton(link, 'click', stop);\r\n \t\ton(link, 'click', fn, this);\r\n \t\ton(link, 'click', this._refocusOnMap, this);\r\n\r\n \t\treturn link;\r\n \t},\r\n\r\n \t_updateDisabled: function () {\r\n \t\tvar map = this._map,\r\n \t\t className = 'leaflet-disabled';\r\n\r\n \t\tremoveClass(this._zoomInButton, className);\r\n \t\tremoveClass(this._zoomOutButton, className);\r\n \t\tthis._zoomInButton.setAttribute('aria-disabled', 'false');\r\n \t\tthis._zoomOutButton.setAttribute('aria-disabled', 'false');\r\n\r\n \t\tif (this._disabled || map._zoom === map.getMinZoom()) {\r\n \t\t\taddClass(this._zoomOutButton, className);\r\n \t\t\tthis._zoomOutButton.setAttribute('aria-disabled', 'true');\r\n \t\t}\r\n \t\tif (this._disabled || map._zoom === map.getMaxZoom()) {\r\n \t\t\taddClass(this._zoomInButton, className);\r\n \t\t\tthis._zoomInButton.setAttribute('aria-disabled', 'true');\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option zoomControl: Boolean = true\r\n // Whether a [zoom control](#control-zoom) is added to the map by default.\r\n Map.mergeOptions({\r\n \tzoomControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.zoomControl) {\r\n \t\t// @section Controls\r\n \t\t// @property zoomControl: Control.Zoom\r\n \t\t// The default zoom control (only available if the\r\n \t\t// [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map).\r\n \t\tthis.zoomControl = new Zoom();\r\n \t\tthis.addControl(this.zoomControl);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Zoom\r\n // @factory L.control.zoom(options: Control.Zoom options)\r\n // Creates a zoom control\r\n var zoom = function (options) {\r\n \treturn new Zoom(options);\r\n };\n\n /*\n * @class Control.Scale\n * @aka L.Control.Scale\n * @inherits Control\n *\n * A simple scale control that shows the scale of the current center of screen in metric (m/km) and imperial (mi/ft) systems. Extends `Control`.\n *\n * @example\n *\n * ```js\n * L.control.scale().addTo(map);\n * ```\n */\n\n var Scale = Control.extend({\n \t// @section\n \t// @aka Control.Scale options\n \toptions: {\n \t\tposition: 'bottomleft',\n\n \t\t// @option maxWidth: Number = 100\n \t\t// Maximum width of the control in pixels. The width is set dynamically to show round values (e.g. 100, 200, 500).\n \t\tmaxWidth: 100,\n\n \t\t// @option metric: Boolean = True\n \t\t// Whether to show the metric scale line (m/km).\n \t\tmetric: true,\n\n \t\t// @option imperial: Boolean = True\n \t\t// Whether to show the imperial scale line (mi/ft).\n \t\timperial: true\n\n \t\t// @option updateWhenIdle: Boolean = false\n \t\t// If `true`, the control is updated on [`moveend`](#map-moveend), otherwise it's always up-to-date (updated on [`move`](#map-move)).\n \t},\n\n \tonAdd: function (map) {\n \t\tvar className = 'leaflet-control-scale',\n \t\t container = create$1('div', className),\n \t\t options = this.options;\n\n \t\tthis._addScales(options, className + '-line', container);\n\n \t\tmap.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t\tmap.whenReady(this._update, this);\n\n \t\treturn container;\n \t},\n\n \tonRemove: function (map) {\n \t\tmap.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t},\n\n \t_addScales: function (options, className, container) {\n \t\tif (options.metric) {\n \t\t\tthis._mScale = create$1('div', className, container);\n \t\t}\n \t\tif (options.imperial) {\n \t\t\tthis._iScale = create$1('div', className, container);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tvar map = this._map,\n \t\t y = map.getSize().y / 2;\n\n \t\tvar maxMeters = map.distance(\n \t\t\tmap.containerPointToLatLng([0, y]),\n \t\t\tmap.containerPointToLatLng([this.options.maxWidth, y]));\n\n \t\tthis._updateScales(maxMeters);\n \t},\n\n \t_updateScales: function (maxMeters) {\n \t\tif (this.options.metric && maxMeters) {\n \t\t\tthis._updateMetric(maxMeters);\n \t\t}\n \t\tif (this.options.imperial && maxMeters) {\n \t\t\tthis._updateImperial(maxMeters);\n \t\t}\n \t},\n\n \t_updateMetric: function (maxMeters) {\n \t\tvar meters = this._getRoundNum(maxMeters),\n \t\t label = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';\n\n \t\tthis._updateScale(this._mScale, label, meters / maxMeters);\n \t},\n\n \t_updateImperial: function (maxMeters) {\n \t\tvar maxFeet = maxMeters * 3.2808399,\n \t\t maxMiles, miles, feet;\n\n \t\tif (maxFeet > 5280) {\n \t\t\tmaxMiles = maxFeet / 5280;\n \t\t\tmiles = this._getRoundNum(maxMiles);\n \t\t\tthis._updateScale(this._iScale, miles + ' mi', miles / maxMiles);\n\n \t\t} else {\n \t\t\tfeet = this._getRoundNum(maxFeet);\n \t\t\tthis._updateScale(this._iScale, feet + ' ft', feet / maxFeet);\n \t\t}\n \t},\n\n \t_updateScale: function (scale, text, ratio) {\n \t\tscale.style.width = Math.round(this.options.maxWidth * ratio) + 'px';\n \t\tscale.innerHTML = text;\n \t},\n\n \t_getRoundNum: function (num) {\n \t\tvar pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),\n \t\t d = num / pow10;\n\n \t\td = d >= 10 ? 10 :\n \t\t d >= 5 ? 5 :\n \t\t d >= 3 ? 3 :\n \t\t d >= 2 ? 2 : 1;\n\n \t\treturn pow10 * d;\n \t}\n });\n\n\n // @factory L.control.scale(options?: Control.Scale options)\n // Creates an scale control with the given options.\n var scale = function (options) {\n \treturn new Scale(options);\n };\n\n var ukrainianFlag = '';\r\n\r\n\r\n /*\r\n * @class Control.Attribution\r\n * @aka L.Control.Attribution\r\n * @inherits Control\r\n *\r\n * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control.\r\n */\r\n\r\n var Attribution = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Attribution options\r\n \toptions: {\r\n \t\tposition: 'bottomright',\r\n\r\n \t\t// @option prefix: String|false = 'Leaflet'\r\n \t\t// The HTML text shown before the attributions. Pass `false` to disable.\r\n \t\tprefix: '' + (Browser.inlineSvg ? ukrainianFlag + ' ' : '') + 'Leaflet'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._attributions = {};\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tmap.attributionControl = this;\r\n \t\tthis._container = create$1('div', 'leaflet-control-attribution');\r\n \t\tdisableClickPropagation(this._container);\r\n\r\n \t\t// TODO ugly, refactor\r\n \t\tfor (var i in map._layers) {\r\n \t\t\tif (map._layers[i].getAttribution) {\r\n \t\t\t\tthis.addAttribution(map._layers[i].getAttribution());\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._update();\r\n\r\n \t\tmap.on('layeradd', this._addAttribution, this);\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tmap.off('layeradd', this._addAttribution, this);\r\n \t},\r\n\r\n \t_addAttribution: function (ev) {\r\n \t\tif (ev.layer.getAttribution) {\r\n \t\t\tthis.addAttribution(ev.layer.getAttribution());\r\n \t\t\tev.layer.once('remove', function () {\r\n \t\t\t\tthis.removeAttribution(ev.layer.getAttribution());\r\n \t\t\t}, this);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setPrefix(prefix: String|false): this\r\n \t// The HTML text shown before the attributions. Pass `false` to disable.\r\n \tsetPrefix: function (prefix) {\r\n \t\tthis.options.prefix = prefix;\r\n \t\tthis._update();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method addAttribution(text: String): this\r\n \t// Adds an attribution text (e.g. `'© OpenStreetMap contributors'`).\r\n \taddAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (!this._attributions[text]) {\r\n \t\t\tthis._attributions[text] = 0;\r\n \t\t}\r\n \t\tthis._attributions[text]++;\r\n\r\n \t\tthis._update();\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeAttribution(text: String): this\r\n \t// Removes an attribution text.\r\n \tremoveAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (this._attributions[text]) {\r\n \t\t\tthis._attributions[text]--;\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._map) { return; }\r\n\r\n \t\tvar attribs = [];\r\n\r\n \t\tfor (var i in this._attributions) {\r\n \t\t\tif (this._attributions[i]) {\r\n \t\t\t\tattribs.push(i);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tvar prefixAndAttribs = [];\r\n\r\n \t\tif (this.options.prefix) {\r\n \t\t\tprefixAndAttribs.push(this.options.prefix);\r\n \t\t}\r\n \t\tif (attribs.length) {\r\n \t\t\tprefixAndAttribs.push(attribs.join(', '));\r\n \t\t}\r\n\r\n \t\tthis._container.innerHTML = prefixAndAttribs.join(' | ');\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option attributionControl: Boolean = true\r\n // Whether a [attribution control](#control-attribution) is added to the map by default.\r\n Map.mergeOptions({\r\n \tattributionControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.attributionControl) {\r\n \t\tnew Attribution().addTo(this);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Attribution\r\n // @factory L.control.attribution(options: Control.Attribution options)\r\n // Creates an attribution control.\r\n var attribution = function (options) {\r\n \treturn new Attribution(options);\r\n };\n\n Control.Layers = Layers;\n Control.Zoom = Zoom;\n Control.Scale = Scale;\n Control.Attribution = Attribution;\n\n control.layers = layers;\n control.zoom = zoom;\n control.scale = scale;\n control.attribution = attribution;\n\n /*\n \tL.Handler is a base class for handler classes that are used internally to inject\n \tinteraction features like dragging to classes like Map and Marker.\n */\n\n // @class Handler\n // @aka L.Handler\n // Abstract class for map interaction handlers\n\n var Handler = Class.extend({\n \tinitialize: function (map) {\n \t\tthis._map = map;\n \t},\n\n \t// @method enable(): this\n \t// Enables the handler\n \tenable: function () {\n \t\tif (this._enabled) { return this; }\n\n \t\tthis._enabled = true;\n \t\tthis.addHooks();\n \t\treturn this;\n \t},\n\n \t// @method disable(): this\n \t// Disables the handler\n \tdisable: function () {\n \t\tif (!this._enabled) { return this; }\n\n \t\tthis._enabled = false;\n \t\tthis.removeHooks();\n \t\treturn this;\n \t},\n\n \t// @method enabled(): Boolean\n \t// Returns `true` if the handler is enabled\n \tenabled: function () {\n \t\treturn !!this._enabled;\n \t}\n\n \t// @section Extension methods\n \t// Classes inheriting from `Handler` must implement the two following methods:\n \t// @method addHooks()\n \t// Called when the handler is enabled, should add event hooks.\n \t// @method removeHooks()\n \t// Called when the handler is disabled, should remove the event hooks added previously.\n });\n\n // @section There is static function which can be called without instantiating L.Handler:\n // @function addTo(map: Map, name: String): this\n // Adds a new Handler to the given map with the given name.\n Handler.addTo = function (map, name) {\n \tmap.addHandler(name, this);\n \treturn this;\n };\n\n var Mixin = {Events: Events};\n\n /*\r\n * @class Draggable\r\n * @aka L.Draggable\r\n * @inherits Evented\r\n *\r\n * A class for making DOM elements draggable (including touch support).\r\n * Used internally for map and marker dragging. Only works for elements\r\n * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition).\r\n *\r\n * @example\r\n * ```js\r\n * var draggable = new L.Draggable(elementToDrag);\r\n * draggable.enable();\r\n * ```\r\n */\r\n\r\n var START = Browser.touch ? 'touchstart mousedown' : 'mousedown';\r\n\r\n var Draggable = Evented.extend({\r\n\r\n \toptions: {\r\n \t\t// @section\r\n \t\t// @aka Draggable options\r\n \t\t// @option clickTolerance: Number = 3\r\n \t\t// The max number of pixels a user can shift the mouse pointer during a click\r\n \t\t// for it to be considered a valid click (as opposed to a mouse drag).\r\n \t\tclickTolerance: 3\r\n \t},\r\n\r\n \t// @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline?: Boolean, options?: Draggable options)\r\n \t// Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default).\r\n \tinitialize: function (element, dragStartTarget, preventOutline, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._element = element;\r\n \t\tthis._dragStartTarget = dragStartTarget || element;\r\n \t\tthis._preventOutline = preventOutline;\r\n \t},\r\n\r\n \t// @method enable()\r\n \t// Enables the dragging ability\r\n \tenable: function () {\r\n \t\tif (this._enabled) { return; }\r\n\r\n \t\ton(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = true;\r\n \t},\r\n\r\n \t// @method disable()\r\n \t// Disables the dragging ability\r\n \tdisable: function () {\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\t// If we're currently dragging this draggable,\r\n \t\t// disabling it counts as first ending the drag.\r\n \t\tif (Draggable._dragging === this) {\r\n \t\t\tthis.finishDrag(true);\r\n \t\t}\r\n\r\n \t\toff(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = false;\r\n \t\tthis._moved = false;\r\n \t},\r\n\r\n \t_onDown: function (e) {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\tthis._moved = false;\r\n\r\n \t\tif (hasClass(this._element, 'leaflet-zoom-anim')) { return; }\r\n\r\n \t\tif (e.touches && e.touches.length !== 1) {\r\n \t\t\t// Finish dragging to avoid conflict with touchZoom\r\n \t\t\tif (Draggable._dragging === this) {\r\n \t\t\t\tthis.finishDrag();\r\n \t\t\t}\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }\r\n \t\tDraggable._dragging = this; // Prevent dragging multiple objects at once.\r\n\r\n \t\tif (this._preventOutline) {\r\n \t\t\tpreventOutline(this._element);\r\n \t\t}\r\n\r\n \t\tdisableImageDrag();\r\n \t\tdisableTextSelection();\r\n\r\n \t\tif (this._moving) { return; }\r\n\r\n \t\t// @event down: Event\r\n \t\t// Fired when a drag is about to start.\r\n \t\tthis.fire('down');\r\n\r\n \t\tvar first = e.touches ? e.touches[0] : e,\r\n \t\t sizedParent = getSizedParentNode(this._element);\r\n\r\n \t\tthis._startPoint = new Point(first.clientX, first.clientY);\r\n \t\tthis._startPos = getPosition(this._element);\r\n\r\n \t\t// Cache the scale, so that we can continuously compensate for it during drag (_onMove).\r\n \t\tthis._parentScale = getScale(sizedParent);\r\n\r\n \t\tvar mouseevent = e.type === 'mousedown';\r\n \t\ton(document, mouseevent ? 'mousemove' : 'touchmove', this._onMove, this);\r\n \t\ton(document, mouseevent ? 'mouseup' : 'touchend touchcancel', this._onUp, this);\r\n \t},\r\n\r\n \t_onMove: function (e) {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\tif (e.touches && e.touches.length > 1) {\r\n \t\t\tthis._moved = true;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),\r\n \t\t offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint);\r\n\r\n \t\tif (!offset.x && !offset.y) { return; }\r\n \t\tif (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }\r\n\r\n \t\t// We assume that the parent container's position, border and scale do not change for the duration of the drag.\r\n \t\t// Therefore there is no need to account for the position and border (they are eliminated by the subtraction)\r\n \t\t// and we can use the cached value for the scale.\r\n \t\toffset.x /= this._parentScale.x;\r\n \t\toffset.y /= this._parentScale.y;\r\n\r\n \t\tpreventDefault(e);\r\n\r\n \t\tif (!this._moved) {\r\n \t\t\t// @event dragstart: Event\r\n \t\t\t// Fired when a drag starts\r\n \t\t\tthis.fire('dragstart');\r\n\r\n \t\t\tthis._moved = true;\r\n\r\n \t\t\taddClass(document.body, 'leaflet-dragging');\r\n\r\n \t\t\tthis._lastTarget = e.target || e.srcElement;\r\n \t\t\t// IE and Edge do not give the element, so fetch it\r\n \t\t\t// if necessary\r\n \t\t\tif (window.SVGElementInstance && this._lastTarget instanceof window.SVGElementInstance) {\r\n \t\t\t\tthis._lastTarget = this._lastTarget.correspondingUseElement;\r\n \t\t\t}\r\n \t\t\taddClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t}\r\n\r\n \t\tthis._newPos = this._startPos.add(offset);\r\n \t\tthis._moving = true;\r\n\r\n \t\tthis._lastEvent = e;\r\n \t\tthis._updatePosition();\r\n \t},\r\n\r\n \t_updatePosition: function () {\r\n \t\tvar e = {originalEvent: this._lastEvent};\r\n\r\n \t\t// @event predrag: Event\r\n \t\t// Fired continuously during dragging *before* each corresponding\r\n \t\t// update of the element's position.\r\n \t\tthis.fire('predrag', e);\r\n \t\tsetPosition(this._element, this._newPos);\r\n\r\n \t\t// @event drag: Event\r\n \t\t// Fired continuously during dragging.\r\n \t\tthis.fire('drag', e);\r\n \t},\r\n\r\n \t_onUp: function () {\r\n \t\t// Ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (!this._enabled) { return; }\r\n \t\tthis.finishDrag();\r\n \t},\r\n\r\n \tfinishDrag: function (noInertia) {\r\n \t\tremoveClass(document.body, 'leaflet-dragging');\r\n\r\n \t\tif (this._lastTarget) {\r\n \t\t\tremoveClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t\tthis._lastTarget = null;\r\n \t\t}\r\n\r\n \t\toff(document, 'mousemove touchmove', this._onMove, this);\r\n \t\toff(document, 'mouseup touchend touchcancel', this._onUp, this);\r\n\r\n \t\tenableImageDrag();\r\n \t\tenableTextSelection();\r\n\r\n \t\tvar fireDragend = this._moved && this._moving;\r\n\r\n \t\tthis._moving = false;\r\n \t\tDraggable._dragging = false;\r\n\r\n \t\tif (fireDragend) {\r\n \t\t\t// @event dragend: DragEndEvent\r\n \t\t\t// Fired when the drag ends.\r\n \t\t\tthis.fire('dragend', {\r\n \t\t\t\tnoInertia: noInertia,\r\n \t\t\t\tdistance: this._newPos.distanceTo(this._startPos)\r\n \t\t\t});\r\n \t\t}\r\n \t}\r\n\r\n });\n\n /*\r\n * @namespace PolyUtil\r\n * Various utility functions for polygon geometries.\r\n */\r\n\r\n /* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[]\r\n * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).\r\n * Used by Leaflet to only show polygon points that are on the screen or near, increasing\r\n * performance. Note that polygon points needs different algorithm for clipping\r\n * than polyline, so there's a separate method for it.\r\n */\r\n function clipPolygon(points, bounds, round) {\r\n \tvar clippedPoints,\r\n \t edges = [1, 4, 2, 8],\r\n \t i, j, k,\r\n \t a, b,\r\n \t len, edge, p;\r\n\r\n \tfor (i = 0, len = points.length; i < len; i++) {\r\n \t\tpoints[i]._code = _getBitCode(points[i], bounds);\r\n \t}\r\n\r\n \t// for each edge (left, bottom, right, top)\r\n \tfor (k = 0; k < 4; k++) {\r\n \t\tedge = edges[k];\r\n \t\tclippedPoints = [];\r\n\r\n \t\tfor (i = 0, len = points.length, j = len - 1; i < len; j = i++) {\r\n \t\t\ta = points[i];\r\n \t\t\tb = points[j];\r\n\r\n \t\t\t// if a is inside the clip window\r\n \t\t\tif (!(a._code & edge)) {\r\n \t\t\t\t// if b is outside the clip window (a->b goes out of screen)\r\n \t\t\t\tif (b._code & edge) {\r\n \t\t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\t\tclippedPoints.push(p);\r\n \t\t\t\t}\r\n \t\t\t\tclippedPoints.push(a);\r\n\r\n \t\t\t// else if b is inside the clip window (a->b enters the screen)\r\n \t\t\t} else if (!(b._code & edge)) {\r\n \t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\tclippedPoints.push(p);\r\n \t\t\t}\r\n \t\t}\r\n \t\tpoints = clippedPoints;\r\n \t}\r\n\r\n \treturn points;\r\n }\r\n\r\n /* @function polygonCenter(latlngs: LatLng[], crs: CRS): LatLng\r\n * Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the passed LatLngs (first ring) from a polygon.\r\n */\r\n function polygonCenter(latlngs, crs) {\r\n \tvar i, j, p1, p2, f, area, x, y, center;\r\n\r\n \tif (!latlngs || latlngs.length === 0) {\r\n \t\tthrow new Error('latlngs not passed');\r\n \t}\r\n\r\n \tif (!isFlat(latlngs)) {\r\n \t\tconsole.warn('latlngs are not flat! Only the first ring will be used');\r\n \t\tlatlngs = latlngs[0];\r\n \t}\r\n\r\n \tvar centroidLatLng = toLatLng([0, 0]);\r\n\r\n \tvar bounds = toLatLngBounds(latlngs);\r\n \tvar areaBounds = bounds.getNorthWest().distanceTo(bounds.getSouthWest()) * bounds.getNorthEast().distanceTo(bounds.getNorthWest());\r\n \t// tests showed that below 1700 rounding errors are happening\r\n \tif (areaBounds < 1700) {\r\n \t\t// getting a inexact center, to move the latlngs near to [0, 0] to prevent rounding errors\r\n \t\tcentroidLatLng = centroid(latlngs);\r\n \t}\r\n\r\n \tvar len = latlngs.length;\r\n \tvar points = [];\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tvar latlng = toLatLng(latlngs[i]);\r\n \t\tpoints.push(crs.project(toLatLng([latlng.lat - centroidLatLng.lat, latlng.lng - centroidLatLng.lng])));\r\n \t}\r\n\r\n \tarea = x = y = 0;\r\n\r\n \t// polygon centroid algorithm;\r\n \tfor (i = 0, j = len - 1; i < len; j = i++) {\r\n \t\tp1 = points[i];\r\n \t\tp2 = points[j];\r\n\r\n \t\tf = p1.y * p2.x - p2.y * p1.x;\r\n \t\tx += (p1.x + p2.x) * f;\r\n \t\ty += (p1.y + p2.y) * f;\r\n \t\tarea += f * 3;\r\n \t}\r\n\r\n \tif (area === 0) {\r\n \t\t// Polygon is so small that all points are on same pixel.\r\n \t\tcenter = points[0];\r\n \t} else {\r\n \t\tcenter = [x / area, y / area];\r\n \t}\r\n\r\n \tvar latlngCenter = crs.unproject(toPoint(center));\r\n \treturn toLatLng([latlngCenter.lat + centroidLatLng.lat, latlngCenter.lng + centroidLatLng.lng]);\r\n }\r\n\r\n /* @function centroid(latlngs: LatLng[]): LatLng\r\n * Returns the 'center of mass' of the passed LatLngs.\r\n */\r\n function centroid(coords) {\r\n \tvar latSum = 0;\r\n \tvar lngSum = 0;\r\n \tvar len = 0;\r\n \tfor (var i = 0; i < coords.length; i++) {\r\n \t\tvar latlng = toLatLng(coords[i]);\r\n \t\tlatSum += latlng.lat;\r\n \t\tlngSum += latlng.lng;\r\n \t\tlen++;\r\n \t}\r\n \treturn toLatLng([latSum / len, lngSum / len]);\r\n }\n\n var PolyUtil = {\n __proto__: null,\n clipPolygon: clipPolygon,\n polygonCenter: polygonCenter,\n centroid: centroid\n };\n\n /*\r\n * @namespace LineUtil\r\n *\r\n * Various utility functions for polyline points processing, used by Leaflet internally to make polylines lightning-fast.\r\n */\r\n\r\n // Simplify polyline with vertex reduction and Douglas-Peucker simplification.\r\n // Improves rendering performance dramatically by lessening the number of points to draw.\r\n\r\n // @function simplify(points: Point[], tolerance: Number): Point[]\r\n // Dramatically reduces the number of points in a polyline while retaining\r\n // its shape and returns a new array of simplified points, using the\r\n // [Ramer-Douglas-Peucker algorithm](https://en.wikipedia.org/wiki/Ramer-Douglas-Peucker_algorithm).\r\n // Used for a huge performance boost when processing/displaying Leaflet polylines for\r\n // each zoom level and also reducing visual noise. tolerance affects the amount of\r\n // simplification (lesser value means higher quality but slower and with more points).\r\n // Also released as a separated micro-library [Simplify.js](https://mourner.github.io/simplify-js/).\r\n function simplify(points, tolerance) {\r\n \tif (!tolerance || !points.length) {\r\n \t\treturn points.slice();\r\n \t}\r\n\r\n \tvar sqTolerance = tolerance * tolerance;\r\n\r\n \t // stage 1: vertex reduction\r\n \t points = _reducePoints(points, sqTolerance);\r\n\r\n \t // stage 2: Douglas-Peucker simplification\r\n \t points = _simplifyDP(points, sqTolerance);\r\n\r\n \treturn points;\r\n }\r\n\r\n // @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number\r\n // Returns the distance between point `p` and segment `p1` to `p2`.\r\n function pointToSegmentDistance(p, p1, p2) {\r\n \treturn Math.sqrt(_sqClosestPointOnSegment(p, p1, p2, true));\r\n }\r\n\r\n // @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number\r\n // Returns the closest point from a point `p` on a segment `p1` to `p2`.\r\n function closestPointOnSegment(p, p1, p2) {\r\n \treturn _sqClosestPointOnSegment(p, p1, p2);\r\n }\r\n\r\n // Ramer-Douglas-Peucker simplification, see https://en.wikipedia.org/wiki/Ramer-Douglas-Peucker_algorithm\r\n function _simplifyDP(points, sqTolerance) {\r\n\r\n \tvar len = points.length,\r\n \t ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array,\r\n \t markers = new ArrayConstructor(len);\r\n\r\n \t markers[0] = markers[len - 1] = 1;\r\n\r\n \t_simplifyDPStep(points, markers, sqTolerance, 0, len - 1);\r\n\r\n \tvar i,\r\n \t newPoints = [];\r\n\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tif (markers[i]) {\r\n \t\t\tnewPoints.push(points[i]);\r\n \t\t}\r\n \t}\r\n\r\n \treturn newPoints;\r\n }\r\n\r\n function _simplifyDPStep(points, markers, sqTolerance, first, last) {\r\n\r\n \tvar maxSqDist = 0,\r\n \tindex, i, sqDist;\r\n\r\n \tfor (i = first + 1; i <= last - 1; i++) {\r\n \t\tsqDist = _sqClosestPointOnSegment(points[i], points[first], points[last], true);\r\n\r\n \t\tif (sqDist > maxSqDist) {\r\n \t\t\tindex = i;\r\n \t\t\tmaxSqDist = sqDist;\r\n \t\t}\r\n \t}\r\n\r\n \tif (maxSqDist > sqTolerance) {\r\n \t\tmarkers[index] = 1;\r\n\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, first, index);\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, index, last);\r\n \t}\r\n }\r\n\r\n // reduce points that are too close to each other to a single point\r\n function _reducePoints(points, sqTolerance) {\r\n \tvar reducedPoints = [points[0]];\r\n\r\n \tfor (var i = 1, prev = 0, len = points.length; i < len; i++) {\r\n \t\tif (_sqDist(points[i], points[prev]) > sqTolerance) {\r\n \t\t\treducedPoints.push(points[i]);\r\n \t\t\tprev = i;\r\n \t\t}\r\n \t}\r\n \tif (prev < len - 1) {\r\n \t\treducedPoints.push(points[len - 1]);\r\n \t}\r\n \treturn reducedPoints;\r\n }\r\n\r\n var _lastCode;\r\n\r\n // @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean\r\n // Clips the segment a to b by rectangular bounds with the\r\n // [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm)\r\n // (modifying the segment points directly!). Used by Leaflet to only show polyline\r\n // points that are on the screen or near, increasing performance.\r\n function clipSegment(a, b, bounds, useLastCode, round) {\r\n \tvar codeA = useLastCode ? _lastCode : _getBitCode(a, bounds),\r\n \t codeB = _getBitCode(b, bounds),\r\n\r\n \t codeOut, p, newCode;\r\n\r\n \t // save 2nd code to avoid calculating it on the next segment\r\n \t _lastCode = codeB;\r\n\r\n \twhile (true) {\r\n \t\t// if a,b is inside the clip window (trivial accept)\r\n \t\tif (!(codeA | codeB)) {\r\n \t\t\treturn [a, b];\r\n \t\t}\r\n\r\n \t\t// if a,b is outside the clip window (trivial reject)\r\n \t\tif (codeA & codeB) {\r\n \t\t\treturn false;\r\n \t\t}\r\n\r\n \t\t// other cases\r\n \t\tcodeOut = codeA || codeB;\r\n \t\tp = _getEdgeIntersection(a, b, codeOut, bounds, round);\r\n \t\tnewCode = _getBitCode(p, bounds);\r\n\r\n \t\tif (codeOut === codeA) {\r\n \t\t\ta = p;\r\n \t\t\tcodeA = newCode;\r\n \t\t} else {\r\n \t\t\tb = p;\r\n \t\t\tcodeB = newCode;\r\n \t\t}\r\n \t}\r\n }\r\n\r\n function _getEdgeIntersection(a, b, code, bounds, round) {\r\n \tvar dx = b.x - a.x,\r\n \t dy = b.y - a.y,\r\n \t min = bounds.min,\r\n \t max = bounds.max,\r\n \t x, y;\r\n\r\n \tif (code & 8) { // top\r\n \t\tx = a.x + dx * (max.y - a.y) / dy;\r\n \t\ty = max.y;\r\n\r\n \t} else if (code & 4) { // bottom\r\n \t\tx = a.x + dx * (min.y - a.y) / dy;\r\n \t\ty = min.y;\r\n\r\n \t} else if (code & 2) { // right\r\n \t\tx = max.x;\r\n \t\ty = a.y + dy * (max.x - a.x) / dx;\r\n\r\n \t} else if (code & 1) { // left\r\n \t\tx = min.x;\r\n \t\ty = a.y + dy * (min.x - a.x) / dx;\r\n \t}\r\n\r\n \treturn new Point(x, y, round);\r\n }\r\n\r\n function _getBitCode(p, bounds) {\r\n \tvar code = 0;\r\n\r\n \tif (p.x < bounds.min.x) { // left\r\n \t\tcode |= 1;\r\n \t} else if (p.x > bounds.max.x) { // right\r\n \t\tcode |= 2;\r\n \t}\r\n\r\n \tif (p.y < bounds.min.y) { // bottom\r\n \t\tcode |= 4;\r\n \t} else if (p.y > bounds.max.y) { // top\r\n \t\tcode |= 8;\r\n \t}\r\n\r\n \treturn code;\r\n }\r\n\r\n // square distance (to avoid unnecessary Math.sqrt calls)\r\n function _sqDist(p1, p2) {\r\n \tvar dx = p2.x - p1.x,\r\n \t dy = p2.y - p1.y;\r\n \treturn dx * dx + dy * dy;\r\n }\r\n\r\n // return closest point on segment or distance to that point\r\n function _sqClosestPointOnSegment(p, p1, p2, sqDist) {\r\n \tvar x = p1.x,\r\n \t y = p1.y,\r\n \t dx = p2.x - x,\r\n \t dy = p2.y - y,\r\n \t dot = dx * dx + dy * dy,\r\n \t t;\r\n\r\n \tif (dot > 0) {\r\n \t\tt = ((p.x - x) * dx + (p.y - y) * dy) / dot;\r\n\r\n \t\tif (t > 1) {\r\n \t\t\tx = p2.x;\r\n \t\t\ty = p2.y;\r\n \t\t} else if (t > 0) {\r\n \t\t\tx += dx * t;\r\n \t\t\ty += dy * t;\r\n \t\t}\r\n \t}\r\n\r\n \tdx = p.x - x;\r\n \tdy = p.y - y;\r\n\r\n \treturn sqDist ? dx * dx + dy * dy : new Point(x, y);\r\n }\r\n\r\n\r\n // @function isFlat(latlngs: LatLng[]): Boolean\r\n // Returns true if `latlngs` is a flat array, false is nested.\r\n function isFlat(latlngs) {\r\n \treturn !isArray(latlngs[0]) || (typeof latlngs[0][0] !== 'object' && typeof latlngs[0][0] !== 'undefined');\r\n }\r\n\r\n function _flat(latlngs) {\r\n \tconsole.warn('Deprecated use of _flat, please use L.LineUtil.isFlat instead.');\r\n \treturn isFlat(latlngs);\r\n }\r\n\r\n /* @function polylineCenter(latlngs: LatLng[], crs: CRS): LatLng\r\n * Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the passed LatLngs (first ring) from a polyline.\r\n */\r\n function polylineCenter(latlngs, crs) {\r\n \tvar i, halfDist, segDist, dist, p1, p2, ratio, center;\r\n\r\n \tif (!latlngs || latlngs.length === 0) {\r\n \t\tthrow new Error('latlngs not passed');\r\n \t}\r\n\r\n \tif (!isFlat(latlngs)) {\r\n \t\tconsole.warn('latlngs are not flat! Only the first ring will be used');\r\n \t\tlatlngs = latlngs[0];\r\n \t}\r\n\r\n \tvar centroidLatLng = toLatLng([0, 0]);\r\n\r\n \tvar bounds = toLatLngBounds(latlngs);\r\n \tvar areaBounds = bounds.getNorthWest().distanceTo(bounds.getSouthWest()) * bounds.getNorthEast().distanceTo(bounds.getNorthWest());\r\n \t// tests showed that below 1700 rounding errors are happening\r\n \tif (areaBounds < 1700) {\r\n \t\t// getting a inexact center, to move the latlngs near to [0, 0] to prevent rounding errors\r\n \t\tcentroidLatLng = centroid(latlngs);\r\n \t}\r\n\r\n \tvar len = latlngs.length;\r\n \tvar points = [];\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tvar latlng = toLatLng(latlngs[i]);\r\n \t\tpoints.push(crs.project(toLatLng([latlng.lat - centroidLatLng.lat, latlng.lng - centroidLatLng.lng])));\r\n \t}\r\n\r\n \tfor (i = 0, halfDist = 0; i < len - 1; i++) {\r\n \t\thalfDist += points[i].distanceTo(points[i + 1]) / 2;\r\n \t}\r\n\r\n \t// The line is so small in the current view that all points are on the same pixel.\r\n \tif (halfDist === 0) {\r\n \t\tcenter = points[0];\r\n \t} else {\r\n \t\tfor (i = 0, dist = 0; i < len - 1; i++) {\r\n \t\t\tp1 = points[i];\r\n \t\t\tp2 = points[i + 1];\r\n \t\t\tsegDist = p1.distanceTo(p2);\r\n \t\t\tdist += segDist;\r\n\r\n \t\t\tif (dist > halfDist) {\r\n \t\t\t\tratio = (dist - halfDist) / segDist;\r\n \t\t\t\tcenter = [\r\n \t\t\t\t\tp2.x - ratio * (p2.x - p1.x),\r\n \t\t\t\t\tp2.y - ratio * (p2.y - p1.y)\r\n \t\t\t\t];\r\n \t\t\t\tbreak;\r\n \t\t\t}\r\n \t\t}\r\n \t}\r\n\r\n \tvar latlngCenter = crs.unproject(toPoint(center));\r\n \treturn toLatLng([latlngCenter.lat + centroidLatLng.lat, latlngCenter.lng + centroidLatLng.lng]);\r\n }\n\n var LineUtil = {\n __proto__: null,\n simplify: simplify,\n pointToSegmentDistance: pointToSegmentDistance,\n closestPointOnSegment: closestPointOnSegment,\n clipSegment: clipSegment,\n _getEdgeIntersection: _getEdgeIntersection,\n _getBitCode: _getBitCode,\n _sqClosestPointOnSegment: _sqClosestPointOnSegment,\n isFlat: isFlat,\n _flat: _flat,\n polylineCenter: polylineCenter\n };\n\n /*\r\n * @namespace Projection\r\n * @section\r\n * Leaflet comes with a set of already defined Projections out of the box:\r\n *\r\n * @projection L.Projection.LonLat\r\n *\r\n * Equirectangular, or Plate Carree projection — the most simple projection,\r\n * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as\r\n * latitude. Also suitable for flat worlds, e.g. game maps. Used by the\r\n * `EPSG:4326` and `Simple` CRS.\r\n */\r\n\r\n var LonLat = {\r\n \tproject: function (latlng) {\r\n \t\treturn new Point(latlng.lng, latlng.lat);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\treturn new LatLng(point.y, point.x);\r\n \t},\r\n\r\n \tbounds: new Bounds([-180, -90], [180, 90])\r\n };\n\n /*\r\n * @namespace Projection\r\n * @projection L.Projection.Mercator\r\n *\r\n * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS.\r\n */\r\n\r\n var Mercator = {\r\n \tR: 6378137,\r\n \tR_MINOR: 6356752.314245179,\r\n\r\n \tbounds: new Bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]),\r\n\r\n \tproject: function (latlng) {\r\n \t\tvar d = Math.PI / 180,\r\n \t\t r = this.R,\r\n \t\t y = latlng.lat * d,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t con = e * Math.sin(y);\r\n\r\n \t\tvar ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\ty = -r * Math.log(Math.max(ts, 1E-10));\r\n\r\n \t\treturn new Point(latlng.lng * d * r, y);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\tvar d = 180 / Math.PI,\r\n \t\t r = this.R,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t ts = Math.exp(-point.y / r),\r\n \t\t phi = Math.PI / 2 - 2 * Math.atan(ts);\r\n\r\n \t\tfor (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) {\r\n \t\t\tcon = e * Math.sin(phi);\r\n \t\t\tcon = Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\t\tdphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi;\r\n \t\t\tphi += dphi;\r\n \t\t}\r\n\r\n \t\treturn new LatLng(phi * d, point.x * d / r);\r\n \t}\r\n };\n\n /*\n * @class Projection\n\n * An object with methods for projecting geographical coordinates of the world onto\n * a flat surface (and back). See [Map projection](https://en.wikipedia.org/wiki/Map_projection).\n\n * @property bounds: Bounds\n * The bounds (specified in CRS units) where the projection is valid\n\n * @method project(latlng: LatLng): Point\n * Projects geographical coordinates into a 2D point.\n * Only accepts actual `L.LatLng` instances, not arrays.\n\n * @method unproject(point: Point): LatLng\n * The inverse of `project`. Projects a 2D point into a geographical location.\n * Only accepts actual `L.Point` instances, not arrays.\n\n * Note that the projection instances do not inherit from Leaflet's `Class` object,\n * and can't be instantiated. Also, new classes can't inherit from them,\n * and methods can't be added to them with the `include` function.\n\n */\n\n var index = {\n __proto__: null,\n LonLat: LonLat,\n Mercator: Mercator,\n SphericalMercator: SphericalMercator\n };\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3395\r\n *\r\n * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection.\r\n */\r\n var EPSG3395 = extend({}, Earth, {\r\n \tcode: 'EPSG:3395',\r\n \tprojection: Mercator,\r\n\r\n \ttransformation: (function () {\r\n \t\tvar scale = 0.5 / (Math.PI * Mercator.R);\r\n \t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n \t}())\r\n });\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG4326\r\n *\r\n * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection.\r\n *\r\n * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic),\r\n * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer`\r\n * with this CRS, ensure that there are two 256x256 pixel tiles covering the\r\n * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90),\r\n * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set.\r\n */\r\n\r\n var EPSG4326 = extend({}, Earth, {\r\n \tcode: 'EPSG:4326',\r\n \tprojection: LonLat,\r\n \ttransformation: toTransformation(1 / 180, 1, -1 / 180, 0.5)\r\n });\n\n /*\n * @namespace CRS\n * @crs L.CRS.Simple\n *\n * A simple CRS that maps longitude and latitude into `x` and `y` directly.\n * May be used for maps of flat surfaces (e.g. game maps). Note that the `y`\n * axis should still be inverted (going from bottom to top). `distance()` returns\n * simple euclidean distance.\n */\n\n var Simple = extend({}, CRS, {\n \tprojection: LonLat,\n \ttransformation: toTransformation(1, 0, -1, 0),\n\n \tscale: function (zoom) {\n \t\treturn Math.pow(2, zoom);\n \t},\n\n \tzoom: function (scale) {\n \t\treturn Math.log(scale) / Math.LN2;\n \t},\n\n \tdistance: function (latlng1, latlng2) {\n \t\tvar dx = latlng2.lng - latlng1.lng,\n \t\t dy = latlng2.lat - latlng1.lat;\n\n \t\treturn Math.sqrt(dx * dx + dy * dy);\n \t},\n\n \tinfinite: true\n });\n\n CRS.Earth = Earth;\n CRS.EPSG3395 = EPSG3395;\n CRS.EPSG3857 = EPSG3857;\n CRS.EPSG900913 = EPSG900913;\n CRS.EPSG4326 = EPSG4326;\n CRS.Simple = Simple;\n\n /*\n * @class Layer\n * @inherits Evented\n * @aka L.Layer\n * @aka ILayer\n *\n * A set of methods from the Layer base class that all Leaflet layers use.\n * Inherits all methods, options and events from `L.Evented`.\n *\n * @example\n *\n * ```js\n * var layer = L.marker(latlng).addTo(map);\n * layer.addTo(map);\n * layer.remove();\n * ```\n *\n * @event add: Event\n * Fired after the layer is added to a map\n *\n * @event remove: Event\n * Fired after the layer is removed from a map\n */\n\n\n var Layer = Evented.extend({\n\n \t// Classes extending `L.Layer` will inherit the following options:\n \toptions: {\n \t\t// @option pane: String = 'overlayPane'\n \t\t// By default the layer will be added to the map's [overlay pane](#map-overlaypane). Overriding this option will cause the layer to be placed on another pane by default.\n \t\tpane: 'overlayPane',\n\n \t\t// @option attribution: String = null\n \t\t// String to be shown in the attribution control, e.g. \"© OpenStreetMap contributors\". It describes the layer data and is often a legal obligation towards copyright holders and tile providers.\n \t\tattribution: null,\n\n \t\tbubblingMouseEvents: true\n \t},\n\n \t/* @section\n \t * Classes extending `L.Layer` will inherit the following methods:\n \t *\n \t * @method addTo(map: Map|LayerGroup): this\n \t * Adds the layer to the given map or layer group.\n \t */\n \taddTo: function (map) {\n \t\tmap.addLayer(this);\n \t\treturn this;\n \t},\n\n \t// @method remove: this\n \t// Removes the layer from the map it is currently active on.\n \tremove: function () {\n \t\treturn this.removeFrom(this._map || this._mapToAdd);\n \t},\n\n \t// @method removeFrom(map: Map): this\n \t// Removes the layer from the given map\n \t//\n \t// @alternative\n \t// @method removeFrom(group: LayerGroup): this\n \t// Removes the layer from the given `LayerGroup`\n \tremoveFrom: function (obj) {\n \t\tif (obj) {\n \t\t\tobj.removeLayer(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method getPane(name? : String): HTMLElement\n \t// Returns the `HTMLElement` representing the named pane on the map. If `name` is omitted, returns the pane for this layer.\n \tgetPane: function (name) {\n \t\treturn this._map.getPane(name ? (this.options[name] || name) : this.options.pane);\n \t},\n\n \taddInteractiveTarget: function (targetEl) {\n \t\tthis._map._targets[stamp(targetEl)] = this;\n \t\treturn this;\n \t},\n\n \tremoveInteractiveTarget: function (targetEl) {\n \t\tdelete this._map._targets[stamp(targetEl)];\n \t\treturn this;\n \t},\n\n \t// @method getAttribution: String\n \t// Used by the `attribution control`, returns the [attribution option](#gridlayer-attribution).\n \tgetAttribution: function () {\n \t\treturn this.options.attribution;\n \t},\n\n \t_layerAdd: function (e) {\n \t\tvar map = e.target;\n\n \t\t// check in case layer gets added and then removed before the map is ready\n \t\tif (!map.hasLayer(this)) { return; }\n\n \t\tthis._map = map;\n \t\tthis._zoomAnimated = map._zoomAnimated;\n\n \t\tif (this.getEvents) {\n \t\t\tvar events = this.getEvents();\n \t\t\tmap.on(events, this);\n \t\t\tthis.once('remove', function () {\n \t\t\t\tmap.off(events, this);\n \t\t\t}, this);\n \t\t}\n\n \t\tthis.onAdd(map);\n\n \t\tthis.fire('add');\n \t\tmap.fire('layeradd', {layer: this});\n \t}\n });\n\n /* @section Extension methods\n * @uninheritable\n *\n * Every layer should extend from `L.Layer` and (re-)implement the following methods.\n *\n * @method onAdd(map: Map): this\n * Should contain code that creates DOM elements for the layer, adds them to `map panes` where they should belong and puts listeners on relevant map events. Called on [`map.addLayer(layer)`](#map-addlayer).\n *\n * @method onRemove(map: Map): this\n * Should contain all clean up code that removes the layer's elements from the DOM and removes listeners previously added in [`onAdd`](#layer-onadd). Called on [`map.removeLayer(layer)`](#map-removelayer).\n *\n * @method getEvents(): Object\n * This optional method should return an object like `{ viewreset: this._reset }` for [`addEventListener`](#evented-addeventlistener). The event handlers in this object will be automatically added and removed from the map with your layer.\n *\n * @method getAttribution(): String\n * This optional method should return a string containing HTML to be shown on the `Attribution control` whenever the layer is visible.\n *\n * @method beforeAdd(map: Map): this\n * Optional method. Called on [`map.addLayer(layer)`](#map-addlayer), before the layer is added to the map, before events are initialized, without waiting until the map is in a usable state. Use for early initialization only.\n */\n\n\n /* @namespace Map\n * @section Layer events\n *\n * @event layeradd: LayerEvent\n * Fired when a new layer is added to the map.\n *\n * @event layerremove: LayerEvent\n * Fired when some layer is removed from the map\n *\n * @section Methods for Layers and Controls\n */\n Map.include({\n \t// @method addLayer(layer: Layer): this\n \t// Adds the given layer to the map\n \taddLayer: function (layer) {\n \t\tif (!layer._layerAdd) {\n \t\t\tthrow new Error('The provided object is not a Layer.');\n \t\t}\n\n \t\tvar id = stamp(layer);\n \t\tif (this._layers[id]) { return this; }\n \t\tthis._layers[id] = layer;\n\n \t\tlayer._mapToAdd = this;\n\n \t\tif (layer.beforeAdd) {\n \t\t\tlayer.beforeAdd(this);\n \t\t}\n\n \t\tthis.whenReady(layer._layerAdd, layer);\n\n \t\treturn this;\n \t},\n\n \t// @method removeLayer(layer: Layer): this\n \t// Removes the given layer from the map.\n \tremoveLayer: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (!this._layers[id]) { return this; }\n\n \t\tif (this._loaded) {\n \t\t\tlayer.onRemove(this);\n \t\t}\n\n \t\tdelete this._layers[id];\n\n \t\tif (this._loaded) {\n \t\t\tthis.fire('layerremove', {layer: layer});\n \t\t\tlayer.fire('remove');\n \t\t}\n\n \t\tlayer._map = layer._mapToAdd = null;\n\n \t\treturn this;\n \t},\n\n \t// @method hasLayer(layer: Layer): Boolean\n \t// Returns `true` if the given layer is currently added to the map\n \thasLayer: function (layer) {\n \t\treturn stamp(layer) in this._layers;\n \t},\n\n \t/* @method eachLayer(fn: Function, context?: Object): this\n \t * Iterates over the layers of the map, optionally specifying context of the iterator function.\n \t * ```\n \t * map.eachLayer(function(layer){\n \t * layer.bindPopup('Hello');\n \t * });\n \t * ```\n \t */\n \teachLayer: function (method, context) {\n \t\tfor (var i in this._layers) {\n \t\t\tmethod.call(context, this._layers[i]);\n \t\t}\n \t\treturn this;\n \t},\n\n \t_addLayers: function (layers) {\n \t\tlayers = layers ? (isArray(layers) ? layers : [layers]) : [];\n\n \t\tfor (var i = 0, len = layers.length; i < len; i++) {\n \t\t\tthis.addLayer(layers[i]);\n \t\t}\n \t},\n\n \t_addZoomLimit: function (layer) {\n \t\tif (!isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom)) {\n \t\t\tthis._zoomBoundLayers[stamp(layer)] = layer;\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_removeZoomLimit: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (this._zoomBoundLayers[id]) {\n \t\t\tdelete this._zoomBoundLayers[id];\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_updateZoomLevels: function () {\n \t\tvar minZoom = Infinity,\n \t\t maxZoom = -Infinity,\n \t\t oldZoomSpan = this._getZoomSpan();\n\n \t\tfor (var i in this._zoomBoundLayers) {\n \t\t\tvar options = this._zoomBoundLayers[i].options;\n\n \t\t\tminZoom = options.minZoom === undefined ? minZoom : Math.min(minZoom, options.minZoom);\n \t\t\tmaxZoom = options.maxZoom === undefined ? maxZoom : Math.max(maxZoom, options.maxZoom);\n \t\t}\n\n \t\tthis._layersMaxZoom = maxZoom === -Infinity ? undefined : maxZoom;\n \t\tthis._layersMinZoom = minZoom === Infinity ? undefined : minZoom;\n\n \t\t// @section Map state change events\n \t\t// @event zoomlevelschange: Event\n \t\t// Fired when the number of zoomlevels on the map is changed due\n \t\t// to adding or removing a layer.\n \t\tif (oldZoomSpan !== this._getZoomSpan()) {\n \t\t\tthis.fire('zoomlevelschange');\n \t\t}\n\n \t\tif (this.options.maxZoom === undefined && this._layersMaxZoom && this.getZoom() > this._layersMaxZoom) {\n \t\t\tthis.setZoom(this._layersMaxZoom);\n \t\t}\n \t\tif (this.options.minZoom === undefined && this._layersMinZoom && this.getZoom() < this._layersMinZoom) {\n \t\t\tthis.setZoom(this._layersMinZoom);\n \t\t}\n \t}\n });\n\n /*\r\n * @class LayerGroup\r\n * @aka L.LayerGroup\r\n * @inherits Interactive layer\r\n *\r\n * Used to group several layers and handle them as one. If you add it to the map,\r\n * any layers added or removed from the group will be added/removed on the map as\r\n * well. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.layerGroup([marker1, marker2])\r\n * \t.addLayer(polyline)\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var LayerGroup = Layer.extend({\r\n\r\n \tinitialize: function (layers, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tvar i, len;\r\n\r\n \t\tif (layers) {\r\n \t\t\tfor (i = 0, len = layers.length; i < len; i++) {\r\n \t\t\t\tthis.addLayer(layers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addLayer(layer: Layer): this\r\n \t// Adds the given layer to the group.\r\n \taddLayer: function (layer) {\r\n \t\tvar id = this.getLayerId(layer);\r\n\r\n \t\tthis._layers[id] = layer;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._map.addLayer(layer);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Removes the given layer from the group.\r\n \t// @alternative\r\n \t// @method removeLayer(id: Number): this\r\n \t// Removes the layer with the given internal ID from the group.\r\n \tremoveLayer: function (layer) {\r\n \t\tvar id = layer in this._layers ? layer : this.getLayerId(layer);\r\n\r\n \t\tif (this._map && this._layers[id]) {\r\n \t\t\tthis._map.removeLayer(this._layers[id]);\r\n \t\t}\r\n\r\n \t\tdelete this._layers[id];\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method hasLayer(layer: Layer): Boolean\r\n \t// Returns `true` if the given layer is currently added to the group.\r\n \t// @alternative\r\n \t// @method hasLayer(id: Number): Boolean\r\n \t// Returns `true` if the given internal ID is currently added to the group.\r\n \thasLayer: function (layer) {\r\n \t\tvar layerId = typeof layer === 'number' ? layer : this.getLayerId(layer);\r\n \t\treturn layerId in this._layers;\r\n \t},\r\n\r\n \t// @method clearLayers(): this\r\n \t// Removes all the layers from the group.\r\n \tclearLayers: function () {\r\n \t\treturn this.eachLayer(this.removeLayer, this);\r\n \t},\r\n\r\n \t// @method invoke(methodName: String, …): this\r\n \t// Calls `methodName` on every layer contained in this group, passing any\r\n \t// additional parameters. Has no effect if the layers contained do not\r\n \t// implement `methodName`.\r\n \tinvoke: function (methodName) {\r\n \t\tvar args = Array.prototype.slice.call(arguments, 1),\r\n \t\t i, layer;\r\n\r\n \t\tfor (i in this._layers) {\r\n \t\t\tlayer = this._layers[i];\r\n\r\n \t\t\tif (layer[methodName]) {\r\n \t\t\t\tlayer[methodName].apply(layer, args);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis.eachLayer(map.addLayer, map);\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tthis.eachLayer(map.removeLayer, map);\r\n \t},\r\n\r\n \t// @method eachLayer(fn: Function, context?: Object): this\r\n \t// Iterates over the layers of the group, optionally specifying context of the iterator function.\r\n \t// ```js\r\n \t// group.eachLayer(function (layer) {\r\n \t// \tlayer.bindPopup('Hello');\r\n \t// });\r\n \t// ```\r\n \teachLayer: function (method, context) {\r\n \t\tfor (var i in this._layers) {\r\n \t\t\tmethod.call(context, this._layers[i]);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getLayer(id: Number): Layer\r\n \t// Returns the layer with the given internal ID.\r\n \tgetLayer: function (id) {\r\n \t\treturn this._layers[id];\r\n \t},\r\n\r\n \t// @method getLayers(): Layer[]\r\n \t// Returns an array of all the layers added to the group.\r\n \tgetLayers: function () {\r\n \t\tvar layers = [];\r\n \t\tthis.eachLayer(layers.push, layers);\r\n \t\treturn layers;\r\n \t},\r\n\r\n \t// @method setZIndex(zIndex: Number): this\r\n \t// Calls `setZIndex` on every layer contained in this group, passing the z-index.\r\n \tsetZIndex: function (zIndex) {\r\n \t\treturn this.invoke('setZIndex', zIndex);\r\n \t},\r\n\r\n \t// @method getLayerId(layer: Layer): Number\r\n \t// Returns the internal ID for a layer\r\n \tgetLayerId: function (layer) {\r\n \t\treturn stamp(layer);\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.layerGroup(layers?: Layer[], options?: Object)\r\n // Create a layer group, optionally given an initial set of layers and an `options` object.\r\n var layerGroup = function (layers, options) {\r\n \treturn new LayerGroup(layers, options);\r\n };\n\n /*\r\n * @class FeatureGroup\r\n * @aka L.FeatureGroup\r\n * @inherits LayerGroup\r\n *\r\n * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers:\r\n * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip))\r\n * * Events are propagated to the `FeatureGroup`, so if the group has an event\r\n * handler, it will handle events from any of the layers. This includes mouse events\r\n * and custom events.\r\n * * Has `layeradd` and `layerremove` events\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.featureGroup([marker1, marker2, polyline])\r\n * \t.bindPopup('Hello world!')\r\n * \t.on('click', function() { alert('Clicked on a member of the group!'); })\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var FeatureGroup = LayerGroup.extend({\r\n\r\n \taddLayer: function (layer) {\r\n \t\tif (this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tlayer.addEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.addLayer.call(this, layer);\r\n\r\n \t\t// @event layeradd: LayerEvent\r\n \t\t// Fired when a layer is added to this `FeatureGroup`\r\n \t\treturn this.fire('layeradd', {layer: layer});\r\n \t},\r\n\r\n \tremoveLayer: function (layer) {\r\n \t\tif (!this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tif (layer in this._layers) {\r\n \t\t\tlayer = this._layers[layer];\r\n \t\t}\r\n\r\n \t\tlayer.removeEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.removeLayer.call(this, layer);\r\n\r\n \t\t// @event layerremove: LayerEvent\r\n \t\t// Fired when a layer is removed from this `FeatureGroup`\r\n \t\treturn this.fire('layerremove', {layer: layer});\r\n \t},\r\n\r\n \t// @method setStyle(style: Path options): this\r\n \t// Sets the given path options to each layer of the group that has a `setStyle` method.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.invoke('setStyle', style);\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer group to the top of all other layers\r\n \tbringToFront: function () {\r\n \t\treturn this.invoke('bringToFront');\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer group to the back of all other layers\r\n \tbringToBack: function () {\r\n \t\treturn this.invoke('bringToBack');\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children).\r\n \tgetBounds: function () {\r\n \t\tvar bounds = new LatLngBounds();\r\n\r\n \t\tfor (var id in this._layers) {\r\n \t\t\tvar layer = this._layers[id];\r\n \t\t\tbounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng());\r\n \t\t}\r\n \t\treturn bounds;\r\n \t}\r\n });\r\n\r\n // @factory L.featureGroup(layers?: Layer[], options?: Object)\r\n // Create a feature group, optionally given an initial set of layers and an `options` object.\r\n var featureGroup = function (layers, options) {\r\n \treturn new FeatureGroup(layers, options);\r\n };\n\n /*\r\n * @class Icon\r\n * @aka L.Icon\r\n *\r\n * Represents an icon to provide when creating a marker.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var myIcon = L.icon({\r\n * iconUrl: 'my-icon.png',\r\n * iconRetinaUrl: 'my-icon@2x.png',\r\n * iconSize: [38, 95],\r\n * iconAnchor: [22, 94],\r\n * popupAnchor: [-3, -76],\r\n * shadowUrl: 'my-icon-shadow.png',\r\n * shadowRetinaUrl: 'my-icon-shadow@2x.png',\r\n * shadowSize: [68, 95],\r\n * shadowAnchor: [22, 94]\r\n * });\r\n *\r\n * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map);\r\n * ```\r\n *\r\n * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default.\r\n *\r\n */\r\n\r\n var Icon = Class.extend({\r\n\r\n \t/* @section\r\n \t * @aka Icon options\r\n \t *\r\n \t * @option iconUrl: String = null\r\n \t * **(required)** The URL to the icon image (absolute or relative to your script path).\r\n \t *\r\n \t * @option iconRetinaUrl: String = null\r\n \t * The URL to a retina sized version of the icon image (absolute or relative to your\r\n \t * script path). Used for Retina screen devices.\r\n \t *\r\n \t * @option iconSize: Point = null\r\n \t * Size of the icon image in pixels.\r\n \t *\r\n \t * @option iconAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the icon (relative to its top left corner). The icon\r\n \t * will be aligned so that this point is at the marker's geographical location. Centered\r\n \t * by default if size is specified, also can be set in CSS with negative margins.\r\n \t *\r\n \t * @option popupAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which popups will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option tooltipAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which tooltips will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option shadowUrl: String = null\r\n \t * The URL to the icon shadow image. If not specified, no shadow image will be created.\r\n \t *\r\n \t * @option shadowRetinaUrl: String = null\r\n \t *\r\n \t * @option shadowSize: Point = null\r\n \t * Size of the shadow image in pixels.\r\n \t *\r\n \t * @option shadowAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the shadow (relative to its top left corner) (the same\r\n \t * as iconAnchor if not specified).\r\n \t *\r\n \t * @option className: String = ''\r\n \t * A custom class name to assign to both icon and shadow images. Empty by default.\r\n \t */\r\n\r\n \toptions: {\r\n \t\tpopupAnchor: [0, 0],\r\n \t\ttooltipAnchor: [0, 0],\r\n\r\n \t\t// @option crossOrigin: Boolean|String = false\r\n \t\t// Whether the crossOrigin attribute will be added to the tiles.\r\n \t\t// If a String is provided, all tiles will have their crossOrigin attribute set to the String provided. This is needed if you want to access tile pixel data.\r\n \t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n \t\tcrossOrigin: false\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t// @method createIcon(oldIcon?: HTMLElement): HTMLElement\r\n \t// Called internally when the icon has to be shown, returns a `` HTML element\r\n \t// styled according to the options.\r\n \tcreateIcon: function (oldIcon) {\r\n \t\treturn this._createIcon('icon', oldIcon);\r\n \t},\r\n\r\n \t// @method createShadow(oldIcon?: HTMLElement): HTMLElement\r\n \t// As `createIcon`, but for the shadow beneath it.\r\n \tcreateShadow: function (oldIcon) {\r\n \t\treturn this._createIcon('shadow', oldIcon);\r\n \t},\r\n\r\n \t_createIcon: function (name, oldIcon) {\r\n \t\tvar src = this._getIconUrl(name);\r\n\r\n \t\tif (!src) {\r\n \t\t\tif (name === 'icon') {\r\n \t\t\t\tthrow new Error('iconUrl not set in Icon options (see the docs).');\r\n \t\t\t}\r\n \t\t\treturn null;\r\n \t\t}\r\n\r\n \t\tvar img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null);\r\n \t\tthis._setIconStyles(img, name);\r\n\r\n \t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n \t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n \t\t}\r\n\r\n \t\treturn img;\r\n \t},\r\n\r\n \t_setIconStyles: function (img, name) {\r\n \t\tvar options = this.options;\r\n \t\tvar sizeOption = options[name + 'Size'];\r\n\r\n \t\tif (typeof sizeOption === 'number') {\r\n \t\t\tsizeOption = [sizeOption, sizeOption];\r\n \t\t}\r\n\r\n \t\tvar size = toPoint(sizeOption),\r\n \t\t anchor = toPoint(name === 'shadow' && options.shadowAnchor || options.iconAnchor ||\r\n \t\t size && size.divideBy(2, true));\r\n\r\n \t\timg.className = 'leaflet-marker-' + name + ' ' + (options.className || '');\r\n\r\n \t\tif (anchor) {\r\n \t\t\timg.style.marginLeft = (-anchor.x) + 'px';\r\n \t\t\timg.style.marginTop = (-anchor.y) + 'px';\r\n \t\t}\r\n\r\n \t\tif (size) {\r\n \t\t\timg.style.width = size.x + 'px';\r\n \t\t\timg.style.height = size.y + 'px';\r\n \t\t}\r\n \t},\r\n\r\n \t_createImg: function (src, el) {\r\n \t\tel = el || document.createElement('img');\r\n \t\tel.src = src;\r\n \t\treturn el;\r\n \t},\r\n\r\n \t_getIconUrl: function (name) {\r\n \t\treturn Browser.retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url'];\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.icon(options: Icon options)\r\n // Creates an icon instance with the given options.\r\n function icon(options) {\r\n \treturn new Icon(options);\r\n }\n\n /*\n * @miniclass Icon.Default (Icon)\n * @aka L.Icon.Default\n * @section\n *\n * A trivial subclass of `Icon`, represents the icon to use in `Marker`s when\n * no icon is specified. Points to the blue marker image distributed with Leaflet\n * releases.\n *\n * In order to customize the default icon, just change the properties of `L.Icon.Default.prototype.options`\n * (which is a set of `Icon options`).\n *\n * If you want to _completely_ replace the default icon, override the\n * `L.Marker.prototype.options.icon` with your own icon instead.\n */\n\n var IconDefault = Icon.extend({\n\n \toptions: {\n \t\ticonUrl: 'marker-icon.png',\n \t\ticonRetinaUrl: 'marker-icon-2x.png',\n \t\tshadowUrl: 'marker-shadow.png',\n \t\ticonSize: [25, 41],\n \t\ticonAnchor: [12, 41],\n \t\tpopupAnchor: [1, -34],\n \t\ttooltipAnchor: [16, -28],\n \t\tshadowSize: [41, 41]\n \t},\n\n \t_getIconUrl: function (name) {\n \t\tif (typeof IconDefault.imagePath !== 'string') {\t// Deprecated, backwards-compatibility only\n \t\t\tIconDefault.imagePath = this._detectIconPath();\n \t\t}\n\n \t\t// @option imagePath: String\n \t\t// `Icon.Default` will try to auto-detect the location of the\n \t\t// blue icon images. If you are placing these images in a non-standard\n \t\t// way, set this option to point to the right path.\n \t\treturn (this.options.imagePath || IconDefault.imagePath) + Icon.prototype._getIconUrl.call(this, name);\n \t},\n\n \t_stripUrl: function (path) {\t// separate function to use in tests\n \t\tvar strip = function (str, re, idx) {\n \t\t\tvar match = re.exec(str);\n \t\t\treturn match && match[idx];\n \t\t};\n \t\tpath = strip(path, /^url\\((['\"])?(.+)\\1\\)$/, 2);\n \t\treturn path && strip(path, /^(.*)marker-icon\\.png$/, 1);\n \t},\n\n \t_detectIconPath: function () {\n \t\tvar el = create$1('div', 'leaflet-default-icon-path', document.body);\n \t\tvar path = getStyle(el, 'background-image') ||\n \t\t getStyle(el, 'backgroundImage');\t// IE8\n\n \t\tdocument.body.removeChild(el);\n \t\tpath = this._stripUrl(path);\n \t\tif (path) { return path; }\n \t\tvar link = document.querySelector('link[href$=\"leaflet.css\"]');\n \t\tif (!link) { return ''; }\n \t\treturn link.href.substring(0, link.href.length - 'leaflet.css'.length - 1);\n \t}\n });\n\n /*\n * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable.\n */\n\n\n /* @namespace Marker\n * @section Interaction handlers\n *\n * Interaction handlers are properties of a marker instance that allow you to control interaction behavior in runtime, enabling or disabling certain features such as dragging (see `Handler` methods). Example:\n *\n * ```js\n * marker.dragging.disable();\n * ```\n *\n * @property dragging: Handler\n * Marker dragging handler (by both mouse and touch). Only valid when the marker is on the map (Otherwise set [`marker.options.draggable`](#marker-draggable)).\n */\n\n var MarkerDrag = Handler.extend({\n \tinitialize: function (marker) {\n \t\tthis._marker = marker;\n \t},\n\n \taddHooks: function () {\n \t\tvar icon = this._marker._icon;\n\n \t\tif (!this._draggable) {\n \t\t\tthis._draggable = new Draggable(icon, icon, true);\n \t\t}\n\n \t\tthis._draggable.on({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).enable();\n\n \t\taddClass(icon, 'leaflet-marker-draggable');\n \t},\n\n \tremoveHooks: function () {\n \t\tthis._draggable.off({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).disable();\n\n \t\tif (this._marker._icon) {\n \t\t\tremoveClass(this._marker._icon, 'leaflet-marker-draggable');\n \t\t}\n \t},\n\n \tmoved: function () {\n \t\treturn this._draggable && this._draggable._moved;\n \t},\n\n \t_adjustPan: function (e) {\n \t\tvar marker = this._marker,\n \t\t map = marker._map,\n \t\t speed = this._marker.options.autoPanSpeed,\n \t\t padding = this._marker.options.autoPanPadding,\n \t\t iconPos = getPosition(marker._icon),\n \t\t bounds = map.getPixelBounds(),\n \t\t origin = map.getPixelOrigin();\n\n \t\tvar panBounds = toBounds(\n \t\t\tbounds.min._subtract(origin).add(padding),\n \t\t\tbounds.max._subtract(origin).subtract(padding)\n \t\t);\n\n \t\tif (!panBounds.contains(iconPos)) {\n \t\t\t// Compute incremental movement\n \t\t\tvar movement = toPoint(\n \t\t\t\t(Math.max(panBounds.max.x, iconPos.x) - panBounds.max.x) / (bounds.max.x - panBounds.max.x) -\n \t\t\t\t(Math.min(panBounds.min.x, iconPos.x) - panBounds.min.x) / (bounds.min.x - panBounds.min.x),\n\n \t\t\t\t(Math.max(panBounds.max.y, iconPos.y) - panBounds.max.y) / (bounds.max.y - panBounds.max.y) -\n \t\t\t\t(Math.min(panBounds.min.y, iconPos.y) - panBounds.min.y) / (bounds.min.y - panBounds.min.y)\n \t\t\t).multiplyBy(speed);\n\n \t\t\tmap.panBy(movement, {animate: false});\n\n \t\t\tthis._draggable._newPos._add(movement);\n \t\t\tthis._draggable._startPos._add(movement);\n\n \t\t\tsetPosition(marker._icon, this._draggable._newPos);\n \t\t\tthis._onDrag(e);\n\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDragStart: function () {\n \t\t// @section Dragging events\n \t\t// @event dragstart: Event\n \t\t// Fired when the user starts dragging the marker.\n\n \t\t// @event movestart: Event\n \t\t// Fired when the marker starts moving (because of dragging).\n\n \t\tthis._oldLatLng = this._marker.getLatLng();\n\n \t\t// When using ES6 imports it could not be set when `Popup` was not imported as well\n \t\tthis._marker.closePopup && this._marker.closePopup();\n\n \t\tthis._marker\n \t\t\t.fire('movestart')\n \t\t\t.fire('dragstart');\n \t},\n\n \t_onPreDrag: function (e) {\n \t\tif (this._marker.options.autoPan) {\n \t\t\tcancelAnimFrame(this._panRequest);\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDrag: function (e) {\n \t\tvar marker = this._marker,\n \t\t shadow = marker._shadow,\n \t\t iconPos = getPosition(marker._icon),\n \t\t latlng = marker._map.layerPointToLatLng(iconPos);\n\n \t\t// update shadow position\n \t\tif (shadow) {\n \t\t\tsetPosition(shadow, iconPos);\n \t\t}\n\n \t\tmarker._latlng = latlng;\n \t\te.latlng = latlng;\n \t\te.oldLatLng = this._oldLatLng;\n\n \t\t// @event drag: Event\n \t\t// Fired repeatedly while the user drags the marker.\n \t\tmarker\n \t\t .fire('move', e)\n \t\t .fire('drag', e);\n \t},\n\n \t_onDragEnd: function (e) {\n \t\t// @event dragend: DragEndEvent\n \t\t// Fired when the user stops dragging the marker.\n\n \t\t cancelAnimFrame(this._panRequest);\n\n \t\t// @event moveend: Event\n \t\t// Fired when the marker stops moving (because of dragging).\n \t\tdelete this._oldLatLng;\n \t\tthis._marker\n \t\t .fire('moveend')\n \t\t .fire('dragend', e);\n \t}\n });\n\n /*\r\n * @class Marker\r\n * @inherits Interactive layer\r\n * @aka L.Marker\r\n * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.marker([50.5, 30.5]).addTo(map);\r\n * ```\r\n */\r\n\r\n var Marker = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka Marker options\r\n \toptions: {\r\n \t\t// @option icon: Icon = *\r\n \t\t// Icon instance to use for rendering the marker.\r\n \t\t// See [Icon documentation](#L.Icon) for details on how to customize the marker icon.\r\n \t\t// If not specified, a common instance of `L.Icon.Default` is used.\r\n \t\ticon: new IconDefault(),\r\n\r\n \t\t// Option inherited from \"Interactive layer\" abstract class\r\n \t\tinteractive: true,\r\n\r\n \t\t// @option keyboard: Boolean = true\r\n \t\t// Whether the marker can be tabbed to with a keyboard and clicked by pressing enter.\r\n \t\tkeyboard: true,\r\n\r\n \t\t// @option title: String = ''\r\n \t\t// Text for the browser tooltip that appear on marker hover (no tooltip by default).\r\n \t\t// [Useful for accessibility](https://leafletjs.com/examples/accessibility/#markers-must-be-labelled).\r\n \t\ttitle: '',\r\n\r\n \t\t// @option alt: String = 'Marker'\r\n \t\t// Text for the `alt` attribute of the icon image.\r\n \t\t// [Useful for accessibility](https://leafletjs.com/examples/accessibility/#markers-must-be-labelled).\r\n \t\talt: 'Marker',\r\n\r\n \t\t// @option zIndexOffset: Number = 0\r\n \t\t// By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively).\r\n \t\tzIndexOffset: 0,\r\n\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the marker.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option riseOnHover: Boolean = false\r\n \t\t// If `true`, the marker will get on top of others when you hover the mouse over it.\r\n \t\triseOnHover: false,\r\n\r\n \t\t// @option riseOffset: Number = 250\r\n \t\t// The z-index offset used for the `riseOnHover` feature.\r\n \t\triseOffset: 250,\r\n\r\n \t\t// @option pane: String = 'markerPane'\r\n \t\t// `Map pane` where the markers icon will be added.\r\n \t\tpane: 'markerPane',\r\n\r\n \t\t// @option shadowPane: String = 'shadowPane'\r\n \t\t// `Map pane` where the markers shadow will be added.\r\n \t\tshadowPane: 'shadowPane',\r\n\r\n \t\t// @option bubblingMouseEvents: Boolean = false\r\n \t\t// When `true`, a mouse event on this marker will trigger the same event on the map\r\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\r\n \t\tbubblingMouseEvents: false,\r\n\r\n \t\t// @option autoPanOnFocus: Boolean = true\r\n \t\t// When `true`, the map will pan whenever the marker is focused (via\r\n \t\t// e.g. pressing `tab` on the keyboard) to ensure the marker is\r\n \t\t// visible within the map's bounds\r\n \t\tautoPanOnFocus: true,\r\n\r\n \t\t// @section Draggable marker options\r\n \t\t// @option draggable: Boolean = false\r\n \t\t// Whether the marker is draggable with mouse/touch or not.\r\n \t\tdraggable: false,\r\n\r\n \t\t// @option autoPan: Boolean = false\r\n \t\t// Whether to pan the map when dragging this marker near its edge or not.\r\n \t\tautoPan: false,\r\n\r\n \t\t// @option autoPanPadding: Point = Point(50, 50)\r\n \t\t// Distance (in pixels to the left/right and to the top/bottom) of the\r\n \t\t// map edge to start panning the map.\r\n \t\tautoPanPadding: [50, 50],\r\n\r\n \t\t// @option autoPanSpeed: Number = 10\r\n \t\t// Number of pixels the map should pan by.\r\n \t\tautoPanSpeed: 10\r\n \t},\r\n\r\n \t/* @section\r\n \t *\r\n \t * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods:\r\n \t */\r\n\r\n \tinitialize: function (latlng, options) {\r\n \t\tsetOptions(this, options);\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.on('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._initIcon();\r\n \t\tthis.update();\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tif (this.dragging && this.dragging.enabled()) {\r\n \t\t\tthis.options.draggable = true;\r\n \t\t\tthis.dragging.removeHooks();\r\n \t\t}\r\n \t\tdelete this.dragging;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.off('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._removeIcon();\r\n \t\tthis._removeShadow();\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\treturn {\r\n \t\t\tzoom: this.update,\r\n \t\t\tviewreset: this.update\r\n \t\t};\r\n \t},\r\n\r\n \t// @method getLatLng: LatLng\r\n \t// Returns the current geographical position of the marker.\r\n \tgetLatLng: function () {\r\n \t\treturn this._latlng;\r\n \t},\r\n\r\n \t// @method setLatLng(latlng: LatLng): this\r\n \t// Changes the marker position to the given point.\r\n \tsetLatLng: function (latlng) {\r\n \t\tvar oldLatLng = this._latlng;\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t\tthis.update();\r\n\r\n \t\t// @event move: Event\r\n \t\t// Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\r\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\r\n \t},\r\n\r\n \t// @method setZIndexOffset(offset: Number): this\r\n \t// Changes the [zIndex offset](#marker-zindexoffset) of the marker.\r\n \tsetZIndexOffset: function (offset) {\r\n \t\tthis.options.zIndexOffset = offset;\r\n \t\treturn this.update();\r\n \t},\r\n\r\n \t// @method getIcon: Icon\r\n \t// Returns the current icon used by the marker\r\n \tgetIcon: function () {\r\n \t\treturn this.options.icon;\r\n \t},\r\n\r\n \t// @method setIcon(icon: Icon): this\r\n \t// Changes the marker icon.\r\n \tsetIcon: function (icon) {\r\n\r\n \t\tthis.options.icon = icon;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._initIcon();\r\n \t\t\tthis.update();\r\n \t\t}\r\n\r\n \t\tif (this._popup) {\r\n \t\t\tthis.bindPopup(this._popup, this._popup.options);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetElement: function () {\r\n \t\treturn this._icon;\r\n \t},\r\n\r\n \tupdate: function () {\r\n\r\n \t\tif (this._icon && this._map) {\r\n \t\t\tvar pos = this._map.latLngToLayerPoint(this._latlng).round();\r\n \t\t\tthis._setPos(pos);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initIcon: function () {\r\n \t\tvar options = this.options,\r\n \t\t classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide');\r\n\r\n \t\tvar icon = options.icon.createIcon(this._icon),\r\n \t\t addIcon = false;\r\n\r\n \t\t// if we're not reusing the icon, remove the old one and init new one\r\n \t\tif (icon !== this._icon) {\r\n \t\t\tif (this._icon) {\r\n \t\t\t\tthis._removeIcon();\r\n \t\t\t}\r\n \t\t\taddIcon = true;\r\n\r\n \t\t\tif (options.title) {\r\n \t\t\t\ticon.title = options.title;\r\n \t\t\t}\r\n\r\n \t\t\tif (icon.tagName === 'IMG') {\r\n \t\t\t\ticon.alt = options.alt || '';\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\taddClass(icon, classToAdd);\r\n\r\n \t\tif (options.keyboard) {\r\n \t\t\ticon.tabIndex = '0';\r\n \t\t\ticon.setAttribute('role', 'button');\r\n \t\t}\r\n\r\n \t\tthis._icon = icon;\r\n\r\n \t\tif (options.riseOnHover) {\r\n \t\t\tthis.on({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tif (this.options.autoPanOnFocus) {\r\n \t\t\ton(icon, 'focus', this._panOnFocus, this);\r\n \t\t}\r\n\r\n \t\tvar newShadow = options.icon.createShadow(this._shadow),\r\n \t\t addShadow = false;\r\n\r\n \t\tif (newShadow !== this._shadow) {\r\n \t\t\tthis._removeShadow();\r\n \t\t\taddShadow = true;\r\n \t\t}\r\n\r\n \t\tif (newShadow) {\r\n \t\t\taddClass(newShadow, classToAdd);\r\n \t\t\tnewShadow.alt = '';\r\n \t\t}\r\n \t\tthis._shadow = newShadow;\r\n\r\n\r\n \t\tif (options.opacity < 1) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n\r\n \t\tif (addIcon) {\r\n \t\t\tthis.getPane().appendChild(this._icon);\r\n \t\t}\r\n \t\tthis._initInteraction();\r\n \t\tif (newShadow && addShadow) {\r\n \t\t\tthis.getPane(options.shadowPane).appendChild(this._shadow);\r\n \t\t}\r\n \t},\r\n\r\n \t_removeIcon: function () {\r\n \t\tif (this.options.riseOnHover) {\r\n \t\t\tthis.off({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tif (this.options.autoPanOnFocus) {\r\n \t\t\toff(this._icon, 'focus', this._panOnFocus, this);\r\n \t\t}\r\n\r\n \t\tremove(this._icon);\r\n \t\tthis.removeInteractiveTarget(this._icon);\r\n\r\n \t\tthis._icon = null;\r\n \t},\r\n\r\n \t_removeShadow: function () {\r\n \t\tif (this._shadow) {\r\n \t\t\tremove(this._shadow);\r\n \t\t}\r\n \t\tthis._shadow = null;\r\n \t},\r\n\r\n \t_setPos: function (pos) {\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetPosition(this._icon, pos);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetPosition(this._shadow, pos);\r\n \t\t}\r\n\r\n \t\tthis._zIndex = pos.y + this.options.zIndexOffset;\r\n\r\n \t\tthis._resetZIndex();\r\n \t},\r\n\r\n \t_updateZIndex: function (offset) {\r\n \t\tif (this._icon) {\r\n \t\t\tthis._icon.style.zIndex = this._zIndex + offset;\r\n \t\t}\r\n \t},\r\n\r\n \t_animateZoom: function (opt) {\r\n \t\tvar pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round();\r\n\r\n \t\tthis._setPos(pos);\r\n \t},\r\n\r\n \t_initInteraction: function () {\r\n\r\n \t\tif (!this.options.interactive) { return; }\r\n\r\n \t\taddClass(this._icon, 'leaflet-interactive');\r\n\r\n \t\tthis.addInteractiveTarget(this._icon);\r\n\r\n \t\tif (MarkerDrag) {\r\n \t\t\tvar draggable = this.options.draggable;\r\n \t\t\tif (this.dragging) {\r\n \t\t\t\tdraggable = this.dragging.enabled();\r\n \t\t\t\tthis.dragging.disable();\r\n \t\t\t}\r\n\r\n \t\t\tthis.dragging = new MarkerDrag(this);\r\n\r\n \t\t\tif (draggable) {\r\n \t\t\t\tthis.dragging.enable();\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Changes the opacity of the marker.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n \t\tif (this._map) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tvar opacity = this.options.opacity;\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetOpacity(this._icon, opacity);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetOpacity(this._shadow, opacity);\r\n \t\t}\r\n \t},\r\n\r\n \t_bringToFront: function () {\r\n \t\tthis._updateZIndex(this.options.riseOffset);\r\n \t},\r\n\r\n \t_resetZIndex: function () {\r\n \t\tthis._updateZIndex(0);\r\n \t},\r\n\r\n \t_panOnFocus: function () {\r\n \t\tvar map = this._map;\r\n \t\tif (!map) { return; }\r\n\r\n \t\tvar iconOpts = this.options.icon.options;\r\n \t\tvar size = iconOpts.iconSize ? toPoint(iconOpts.iconSize) : toPoint(0, 0);\r\n \t\tvar anchor = iconOpts.iconAnchor ? toPoint(iconOpts.iconAnchor) : toPoint(0, 0);\r\n\r\n \t\tmap.panInside(this._latlng, {\r\n \t\t\tpaddingTopLeft: anchor,\r\n \t\t\tpaddingBottomRight: size.subtract(anchor)\r\n \t\t});\r\n \t},\r\n\r\n \t_getPopupAnchor: function () {\r\n \t\treturn this.options.icon.options.popupAnchor;\r\n \t},\r\n\r\n \t_getTooltipAnchor: function () {\r\n \t\treturn this.options.icon.options.tooltipAnchor;\r\n \t}\r\n });\r\n\r\n\r\n // factory L.marker(latlng: LatLng, options? : Marker options)\r\n\r\n // @factory L.marker(latlng: LatLng, options? : Marker options)\r\n // Instantiates a Marker object given a geographical point and optionally an options object.\r\n function marker(latlng, options) {\r\n \treturn new Marker(latlng, options);\r\n }\n\n /*\n * @class Path\n * @aka L.Path\n * @inherits Interactive layer\n *\n * An abstract class that contains options and constants shared between vector\n * overlays (Polygon, Polyline, Circle). Do not use it directly. Extends `Layer`.\n */\n\n var Path = Layer.extend({\n\n \t// @section\n \t// @aka Path options\n \toptions: {\n \t\t// @option stroke: Boolean = true\n \t\t// Whether to draw stroke along the path. Set it to `false` to disable borders on polygons or circles.\n \t\tstroke: true,\n\n \t\t// @option color: String = '#3388ff'\n \t\t// Stroke color\n \t\tcolor: '#3388ff',\n\n \t\t// @option weight: Number = 3\n \t\t// Stroke width in pixels\n \t\tweight: 3,\n\n \t\t// @option opacity: Number = 1.0\n \t\t// Stroke opacity\n \t\topacity: 1,\n\n \t\t// @option lineCap: String= 'round'\n \t\t// A string that defines [shape to be used at the end](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linecap) of the stroke.\n \t\tlineCap: 'round',\n\n \t\t// @option lineJoin: String = 'round'\n \t\t// A string that defines [shape to be used at the corners](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linejoin) of the stroke.\n \t\tlineJoin: 'round',\n\n \t\t// @option dashArray: String = null\n \t\t// A string that defines the stroke [dash pattern](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dasharray). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashArray: null,\n\n \t\t// @option dashOffset: String = null\n \t\t// A string that defines the [distance into the dash pattern to start the dash](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dashoffset). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashOffset: null,\n\n \t\t// @option fill: Boolean = depends\n \t\t// Whether to fill the path with color. Set it to `false` to disable filling on polygons or circles.\n \t\tfill: false,\n\n \t\t// @option fillColor: String = *\n \t\t// Fill color. Defaults to the value of the [`color`](#path-color) option\n \t\tfillColor: null,\n\n \t\t// @option fillOpacity: Number = 0.2\n \t\t// Fill opacity.\n \t\tfillOpacity: 0.2,\n\n \t\t// @option fillRule: String = 'evenodd'\n \t\t// A string that defines [how the inside of a shape](https://developer.mozilla.org/docs/Web/SVG/Attribute/fill-rule) is determined.\n \t\tfillRule: 'evenodd',\n\n \t\t// className: '',\n\n \t\t// Option inherited from \"Interactive layer\" abstract class\n \t\tinteractive: true,\n\n \t\t// @option bubblingMouseEvents: Boolean = true\n \t\t// When `true`, a mouse event on this path will trigger the same event on the map\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\n \t\tbubblingMouseEvents: true\n \t},\n\n \tbeforeAdd: function (map) {\n \t\t// Renderer is set here because we need to call renderer.getEvents\n \t\t// before this.getEvents.\n \t\tthis._renderer = map.getRenderer(this);\n \t},\n\n \tonAdd: function () {\n \t\tthis._renderer._initPath(this);\n \t\tthis._reset();\n \t\tthis._renderer._addPath(this);\n \t},\n\n \tonRemove: function () {\n \t\tthis._renderer._removePath(this);\n \t},\n\n \t// @method redraw(): this\n \t// Redraws the layer. Sometimes useful after you changed the coordinates that the path uses.\n \tredraw: function () {\n \t\tif (this._map) {\n \t\t\tthis._renderer._updatePath(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method setStyle(style: Path options): this\n \t// Changes the appearance of a Path based on the options in the `Path options` object.\n \tsetStyle: function (style) {\n \t\tsetOptions(this, style);\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._updateStyle(this);\n \t\t\tif (this.options.stroke && style && Object.prototype.hasOwnProperty.call(style, 'weight')) {\n \t\t\t\tthis._updateBounds();\n \t\t\t}\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToFront(): this\n \t// Brings the layer to the top of all path layers.\n \tbringToFront: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToFront(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToBack(): this\n \t// Brings the layer to the bottom of all path layers.\n \tbringToBack: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToBack(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \tgetElement: function () {\n \t\treturn this._path;\n \t},\n\n \t_reset: function () {\n \t\t// defined in child classes\n \t\tthis._project();\n \t\tthis._update();\n \t},\n\n \t_clickTolerance: function () {\n \t\t// used when doing hit detection for Canvas layers\n \t\treturn (this.options.stroke ? this.options.weight / 2 : 0) +\n \t\t (this._renderer.options.tolerance || 0);\n \t}\n });\n\n /*\n * @class CircleMarker\n * @aka L.CircleMarker\n * @inherits Path\n *\n * A circle of a fixed size with radius specified in pixels. Extends `Path`.\n */\n\n var CircleMarker = Path.extend({\n\n \t// @section\n \t// @aka CircleMarker options\n \toptions: {\n \t\tfill: true,\n\n \t\t// @option radius: Number = 10\n \t\t// Radius of the circle marker, in pixels\n \t\tradius: 10\n \t},\n\n \tinitialize: function (latlng, options) {\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis._radius = this.options.radius;\n \t},\n\n \t// @method setLatLng(latLng: LatLng): this\n \t// Sets the position of a circle marker to a new location.\n \tsetLatLng: function (latlng) {\n \t\tvar oldLatLng = this._latlng;\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis.redraw();\n\n \t\t// @event move: Event\n \t\t// Fired when the marker is moved via [`setLatLng`](#circlemarker-setlatlng). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\n \t},\n\n \t// @method getLatLng(): LatLng\n \t// Returns the current geographical position of the circle marker\n \tgetLatLng: function () {\n \t\treturn this._latlng;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle marker. Units are in pixels.\n \tsetRadius: function (radius) {\n \t\tthis.options.radius = this._radius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of the circle\n \tgetRadius: function () {\n \t\treturn this._radius;\n \t},\n\n \tsetStyle : function (options) {\n \t\tvar radius = options && options.radius || this._radius;\n \t\tPath.prototype.setStyle.call(this, options);\n \t\tthis.setRadius(radius);\n \t\treturn this;\n \t},\n\n \t_project: function () {\n \t\tthis._point = this._map.latLngToLayerPoint(this._latlng);\n \t\tthis._updateBounds();\n \t},\n\n \t_updateBounds: function () {\n \t\tvar r = this._radius,\n \t\t r2 = this._radiusY || r,\n \t\t w = this._clickTolerance(),\n \t\t p = [r + w, r2 + w];\n \t\tthis._pxBounds = new Bounds(this._point.subtract(p), this._point.add(p));\n \t},\n\n \t_update: function () {\n \t\tif (this._map) {\n \t\t\tthis._updatePath();\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updateCircle(this);\n \t},\n\n \t_empty: function () {\n \t\treturn this._radius && !this._renderer._bounds.intersects(this._pxBounds);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\treturn p.distanceTo(this._point) <= this._radius + this._clickTolerance();\n \t}\n });\n\n\n // @factory L.circleMarker(latlng: LatLng, options?: CircleMarker options)\n // Instantiates a circle marker object given a geographical point, and an optional options object.\n function circleMarker(latlng, options) {\n \treturn new CircleMarker(latlng, options);\n }\n\n /*\n * @class Circle\n * @aka L.Circle\n * @inherits CircleMarker\n *\n * A class for drawing circle overlays on a map. Extends `CircleMarker`.\n *\n * It's an approximation and starts to diverge from a real circle closer to poles (due to projection distortion).\n *\n * @example\n *\n * ```js\n * L.circle([50.5, 30.5], {radius: 200}).addTo(map);\n * ```\n */\n\n var Circle = CircleMarker.extend({\n\n \tinitialize: function (latlng, options, legacyOptions) {\n \t\tif (typeof options === 'number') {\n \t\t\t// Backwards compatibility with 0.7.x factory (latlng, radius, options?)\n \t\t\toptions = extend({}, legacyOptions, {radius: options});\n \t\t}\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n\n \t\tif (isNaN(this.options.radius)) { throw new Error('Circle radius cannot be NaN'); }\n\n \t\t// @section\n \t\t// @aka Circle options\n \t\t// @option radius: Number; Radius of the circle, in meters.\n \t\tthis._mRadius = this.options.radius;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle. Units are in meters.\n \tsetRadius: function (radius) {\n \t\tthis._mRadius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of a circle. Units are in meters.\n \tgetRadius: function () {\n \t\treturn this._mRadius;\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\tvar half = [this._radius, this._radiusY || this._radius];\n\n \t\treturn new LatLngBounds(\n \t\t\tthis._map.layerPointToLatLng(this._point.subtract(half)),\n \t\t\tthis._map.layerPointToLatLng(this._point.add(half)));\n \t},\n\n \tsetStyle: Path.prototype.setStyle,\n\n \t_project: function () {\n\n \t\tvar lng = this._latlng.lng,\n \t\t lat = this._latlng.lat,\n \t\t map = this._map,\n \t\t crs = map.options.crs;\n\n \t\tif (crs.distance === Earth.distance) {\n \t\t\tvar d = Math.PI / 180,\n \t\t\t latR = (this._mRadius / Earth.R) / d,\n \t\t\t top = map.project([lat + latR, lng]),\n \t\t\t bottom = map.project([lat - latR, lng]),\n \t\t\t p = top.add(bottom).divideBy(2),\n \t\t\t lat2 = map.unproject(p).lat,\n \t\t\t lngR = Math.acos((Math.cos(latR * d) - Math.sin(lat * d) * Math.sin(lat2 * d)) /\n \t\t\t (Math.cos(lat * d) * Math.cos(lat2 * d))) / d;\n\n \t\t\tif (isNaN(lngR) || lngR === 0) {\n \t\t\t\tlngR = latR / Math.cos(Math.PI / 180 * lat); // Fallback for edge case, #2425\n \t\t\t}\n\n \t\t\tthis._point = p.subtract(map.getPixelOrigin());\n \t\t\tthis._radius = isNaN(lngR) ? 0 : p.x - map.project([lat2, lng - lngR]).x;\n \t\t\tthis._radiusY = p.y - top.y;\n\n \t\t} else {\n \t\t\tvar latlng2 = crs.unproject(crs.project(this._latlng).subtract([this._mRadius, 0]));\n\n \t\t\tthis._point = map.latLngToLayerPoint(this._latlng);\n \t\t\tthis._radius = this._point.x - map.latLngToLayerPoint(latlng2).x;\n \t\t}\n\n \t\tthis._updateBounds();\n \t}\n });\n\n // @factory L.circle(latlng: LatLng, options?: Circle options)\n // Instantiates a circle object given a geographical point, and an options object\n // which contains the circle radius.\n // @alternative\n // @factory L.circle(latlng: LatLng, radius: Number, options?: Circle options)\n // Obsolete way of instantiating a circle, for compatibility with 0.7.x code.\n // Do not use in new applications or plugins.\n function circle(latlng, options, legacyOptions) {\n \treturn new Circle(latlng, options, legacyOptions);\n }\n\n /*\n * @class Polyline\n * @aka L.Polyline\n * @inherits Path\n *\n * A class for drawing polyline overlays on a map. Extends `Path`.\n *\n * @example\n *\n * ```js\n * // create a red polyline from an array of LatLng points\n * var latlngs = [\n * \t[45.51, -122.68],\n * \t[37.77, -122.43],\n * \t[34.04, -118.2]\n * ];\n *\n * var polyline = L.polyline(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polyline\n * map.fitBounds(polyline.getBounds());\n * ```\n *\n * You can also pass a multi-dimensional array to represent a `MultiPolyline` shape:\n *\n * ```js\n * // create a red polyline from an array of arrays of LatLng points\n * var latlngs = [\n * \t[[45.51, -122.68],\n * \t [37.77, -122.43],\n * \t [34.04, -118.2]],\n * \t[[40.78, -73.91],\n * \t [41.83, -87.62],\n * \t [32.76, -96.72]]\n * ];\n * ```\n */\n\n\n var Polyline = Path.extend({\n\n \t// @section\n \t// @aka Polyline options\n \toptions: {\n \t\t// @option smoothFactor: Number = 1.0\n \t\t// How much to simplify the polyline on each zoom level. More means\n \t\t// better performance and smoother look, and less means more accurate representation.\n \t\tsmoothFactor: 1.0,\n\n \t\t// @option noClip: Boolean = false\n \t\t// Disable polyline clipping.\n \t\tnoClip: false\n \t},\n\n \tinitialize: function (latlngs, options) {\n \t\tsetOptions(this, options);\n \t\tthis._setLatLngs(latlngs);\n \t},\n\n \t// @method getLatLngs(): LatLng[]\n \t// Returns an array of the points in the path, or nested arrays of points in case of multi-polyline.\n \tgetLatLngs: function () {\n \t\treturn this._latlngs;\n \t},\n\n \t// @method setLatLngs(latlngs: LatLng[]): this\n \t// Replaces all the points in the polyline with the given array of geographical points.\n \tsetLatLngs: function (latlngs) {\n \t\tthis._setLatLngs(latlngs);\n \t\treturn this.redraw();\n \t},\n\n \t// @method isEmpty(): Boolean\n \t// Returns `true` if the Polyline has no LatLngs.\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length;\n \t},\n\n \t// @method closestLayerPoint(p: Point): Point\n \t// Returns the point closest to `p` on the Polyline.\n \tclosestLayerPoint: function (p) {\n \t\tvar minDistance = Infinity,\n \t\t minPoint = null,\n \t\t closest = _sqClosestPointOnSegment,\n \t\t p1, p2;\n\n \t\tfor (var j = 0, jLen = this._parts.length; j < jLen; j++) {\n \t\t\tvar points = this._parts[j];\n\n \t\t\tfor (var i = 1, len = points.length; i < len; i++) {\n \t\t\t\tp1 = points[i - 1];\n \t\t\t\tp2 = points[i];\n\n \t\t\t\tvar sqDist = closest(p, p1, p2, true);\n\n \t\t\t\tif (sqDist < minDistance) {\n \t\t\t\t\tminDistance = sqDist;\n \t\t\t\t\tminPoint = closest(p, p1, p2);\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\tif (minPoint) {\n \t\t\tminPoint.distance = Math.sqrt(minDistance);\n \t\t}\n \t\treturn minPoint;\n \t},\n\n \t// @method getCenter(): LatLng\n \t// Returns the center ([centroid](https://en.wikipedia.org/wiki/Centroid)) of the polyline.\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n \t\treturn polylineCenter(this._defaultShape(), this._map.options.crs);\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\treturn this._bounds;\n \t},\n\n \t// @method addLatLng(latlng: LatLng, latlngs?: LatLng[]): this\n \t// Adds a given point to the polyline. By default, adds to the first ring of\n \t// the polyline in case of a multi-polyline, but can be overridden by passing\n \t// a specific ring as a LatLng array (that you can earlier access with [`getLatLngs`](#polyline-getlatlngs)).\n \taddLatLng: function (latlng, latlngs) {\n \t\tlatlngs = latlngs || this._defaultShape();\n \t\tlatlng = toLatLng(latlng);\n \t\tlatlngs.push(latlng);\n \t\tthis._bounds.extend(latlng);\n \t\treturn this.redraw();\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tthis._bounds = new LatLngBounds();\n \t\tthis._latlngs = this._convertLatLngs(latlngs);\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs) ? this._latlngs : this._latlngs[0];\n \t},\n\n \t// recursively convert latlngs input into actual LatLng instances; calculate bounds along the way\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = [],\n \t\t flat = isFlat(latlngs);\n\n \t\tfor (var i = 0, len = latlngs.length; i < len; i++) {\n \t\t\tif (flat) {\n \t\t\t\tresult[i] = toLatLng(latlngs[i]);\n \t\t\t\tthis._bounds.extend(result[i]);\n \t\t\t} else {\n \t\t\t\tresult[i] = this._convertLatLngs(latlngs[i]);\n \t\t\t}\n \t\t}\n\n \t\treturn result;\n \t},\n\n \t_project: function () {\n \t\tvar pxBounds = new Bounds();\n \t\tthis._rings = [];\n \t\tthis._projectLatlngs(this._latlngs, this._rings, pxBounds);\n\n \t\tif (this._bounds.isValid() && pxBounds.isValid()) {\n \t\t\tthis._rawPxBounds = pxBounds;\n \t\t\tthis._updateBounds();\n \t\t}\n \t},\n\n \t_updateBounds: function () {\n \t\tvar w = this._clickTolerance(),\n \t\t p = new Point(w, w);\n\n \t\tif (!this._rawPxBounds) {\n \t\t\treturn;\n \t\t}\n\n \t\tthis._pxBounds = new Bounds([\n \t\t\tthis._rawPxBounds.min.subtract(p),\n \t\t\tthis._rawPxBounds.max.add(p)\n \t\t]);\n \t},\n\n \t// recursively turns latlngs into a set of rings with projected coordinates\n \t_projectLatlngs: function (latlngs, result, projectedBounds) {\n \t\tvar flat = latlngs[0] instanceof LatLng,\n \t\t len = latlngs.length,\n \t\t i, ring;\n\n \t\tif (flat) {\n \t\t\tring = [];\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tring[i] = this._map.latLngToLayerPoint(latlngs[i]);\n \t\t\t\tprojectedBounds.extend(ring[i]);\n \t\t\t}\n \t\t\tresult.push(ring);\n \t\t} else {\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tthis._projectLatlngs(latlngs[i], result, projectedBounds);\n \t\t\t}\n \t\t}\n \t},\n\n \t// clip polyline by renderer bounds so that we have less to render for performance\n \t_clipPoints: function () {\n \t\tvar bounds = this._renderer._bounds;\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tvar parts = this._parts,\n \t\t i, j, k, len, len2, segment, points;\n\n \t\tfor (i = 0, k = 0, len = this._rings.length; i < len; i++) {\n \t\t\tpoints = this._rings[i];\n\n \t\t\tfor (j = 0, len2 = points.length; j < len2 - 1; j++) {\n \t\t\t\tsegment = clipSegment(points[j], points[j + 1], bounds, j, true);\n\n \t\t\t\tif (!segment) { continue; }\n\n \t\t\t\tparts[k] = parts[k] || [];\n \t\t\t\tparts[k].push(segment[0]);\n\n \t\t\t\t// if segment goes out of screen, or it's the last one, it's the end of the line part\n \t\t\t\tif ((segment[1] !== points[j + 1]) || (j === len2 - 2)) {\n \t\t\t\t\tparts[k].push(segment[1]);\n \t\t\t\t\tk++;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t},\n\n \t// simplify each clipped part of the polyline for performance\n \t_simplifyPoints: function () {\n \t\tvar parts = this._parts,\n \t\t tolerance = this.options.smoothFactor;\n\n \t\tfor (var i = 0, len = parts.length; i < len; i++) {\n \t\t\tparts[i] = simplify(parts[i], tolerance);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tif (!this._map) { return; }\n\n \t\tthis._clipPoints();\n \t\tthis._simplifyPoints();\n \t\tthis._updatePath();\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p, closed) {\n \t\tvar i, j, k, len, len2, part,\n \t\t w = this._clickTolerance();\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// hit detection for polylines\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tif (!closed && (j === 0)) { continue; }\n\n \t\t\t\tif (pointToSegmentDistance(p, part[k], part[j]) <= w) {\n \t\t\t\t\treturn true;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\treturn false;\n \t}\n });\n\n // @factory L.polyline(latlngs: LatLng[], options?: Polyline options)\n // Instantiates a polyline object given an array of geographical points and\n // optionally an options object. You can create a `Polyline` object with\n // multiple separate lines (`MultiPolyline`) by passing an array of arrays\n // of geographic points.\n function polyline(latlngs, options) {\n \treturn new Polyline(latlngs, options);\n }\n\n // Retrocompat. Allow plugins to support Leaflet versions before and after 1.1.\n Polyline._flat = _flat;\n\n /*\n * @class Polygon\n * @aka L.Polygon\n * @inherits Polyline\n *\n * A class for drawing polygon overlays on a map. Extends `Polyline`.\n *\n * Note that points you pass when creating a polygon shouldn't have an additional last point equal to the first one — it's better to filter out such points.\n *\n *\n * @example\n *\n * ```js\n * // create a red polygon from an array of LatLng points\n * var latlngs = [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]];\n *\n * var polygon = L.polygon(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polygon\n * map.fitBounds(polygon.getBounds());\n * ```\n *\n * You can also pass an array of arrays of latlngs, with the first array representing the outer shape and the other arrays representing holes in the outer shape:\n *\n * ```js\n * var latlngs = [\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ];\n * ```\n *\n * Additionally, you can pass a multi-dimensional array to represent a MultiPolygon shape.\n *\n * ```js\n * var latlngs = [\n * [ // first polygon\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ],\n * [ // second polygon\n * [[41, -111.03],[45, -111.04],[45, -104.05],[41, -104.05]]\n * ]\n * ];\n * ```\n */\n\n var Polygon = Polyline.extend({\n\n \toptions: {\n \t\tfill: true\n \t},\n\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length || !this._latlngs[0].length;\n \t},\n\n \t// @method getCenter(): LatLng\n \t// Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the Polygon.\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n \t\treturn polygonCenter(this._defaultShape(), this._map.options.crs);\n \t},\n\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = Polyline.prototype._convertLatLngs.call(this, latlngs),\n \t\t len = result.length;\n\n \t\t// remove last point if it equals first one\n \t\tif (len >= 2 && result[0] instanceof LatLng && result[0].equals(result[len - 1])) {\n \t\t\tresult.pop();\n \t\t}\n \t\treturn result;\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tPolyline.prototype._setLatLngs.call(this, latlngs);\n \t\tif (isFlat(this._latlngs)) {\n \t\t\tthis._latlngs = [this._latlngs];\n \t\t}\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs[0]) ? this._latlngs[0] : this._latlngs[0][0];\n \t},\n\n \t_clipPoints: function () {\n \t\t// polygons need a different clipping algorithm so we redefine that\n\n \t\tvar bounds = this._renderer._bounds,\n \t\t w = this.options.weight,\n \t\t p = new Point(w, w);\n\n \t\t// increase clip padding by stroke width to avoid stroke on clip edges\n \t\tbounds = new Bounds(bounds.min.subtract(p), bounds.max.add(p));\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tfor (var i = 0, len = this._rings.length, clipped; i < len; i++) {\n \t\t\tclipped = clipPolygon(this._rings[i], bounds, true);\n \t\t\tif (clipped.length) {\n \t\t\t\tthis._parts.push(clipped);\n \t\t\t}\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this, true);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\tvar inside = false,\n \t\t part, p1, p2, i, j, k, len, len2;\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// ray casting algorithm for detecting if point is in polygon\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tp1 = part[j];\n \t\t\t\tp2 = part[k];\n\n \t\t\t\tif (((p1.y > p.y) !== (p2.y > p.y)) && (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) {\n \t\t\t\t\tinside = !inside;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n\n \t\t// also check if it's on polygon stroke\n \t\treturn inside || Polyline.prototype._containsPoint.call(this, p, true);\n \t}\n\n });\n\n\n // @factory L.polygon(latlngs: LatLng[], options?: Polyline options)\n function polygon(latlngs, options) {\n \treturn new Polygon(latlngs, options);\n }\n\n /*\r\n * @class GeoJSON\r\n * @aka L.GeoJSON\r\n * @inherits FeatureGroup\r\n *\r\n * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse\r\n * GeoJSON data and display it on the map. Extends `FeatureGroup`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.geoJSON(data, {\r\n * \tstyle: function (feature) {\r\n * \t\treturn {color: feature.properties.color};\r\n * \t}\r\n * }).bindPopup(function (layer) {\r\n * \treturn layer.feature.properties.description;\r\n * }).addTo(map);\r\n * ```\r\n */\r\n\r\n var GeoJSON = FeatureGroup.extend({\r\n\r\n \t/* @section\r\n \t * @aka GeoJSON options\r\n \t *\r\n \t * @option pointToLayer: Function = *\r\n \t * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally\r\n \t * called when data is added, passing the GeoJSON point feature and its `LatLng`.\r\n \t * The default is to spawn a default `Marker`:\r\n \t * ```js\r\n \t * function(geoJsonPoint, latlng) {\r\n \t * \treturn L.marker(latlng);\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option style: Function = *\r\n \t * A `Function` defining the `Path options` for styling GeoJSON lines and polygons,\r\n \t * called internally when data is added.\r\n \t * The default value is to not override any defaults:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn {}\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option onEachFeature: Function = *\r\n \t * A `Function` that will be called once for each created `Feature`, after it has\r\n \t * been created and styled. Useful for attaching events and popups to features.\r\n \t * The default is to do nothing with the newly created layers:\r\n \t * ```js\r\n \t * function (feature, layer) {}\r\n \t * ```\r\n \t *\r\n \t * @option filter: Function = *\r\n \t * A `Function` that will be used to decide whether to include a feature or not.\r\n \t * The default is to include all features:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn true;\r\n \t * }\r\n \t * ```\r\n \t * Note: dynamically changing the `filter` option will have effect only on newly\r\n \t * added data. It will _not_ re-evaluate already included features.\r\n \t *\r\n \t * @option coordsToLatLng: Function = *\r\n \t * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s.\r\n \t * The default is the `coordsToLatLng` static method.\r\n \t *\r\n \t * @option markersInheritOptions: Boolean = false\r\n \t * Whether default Markers for \"Point\" type Features inherit from group options.\r\n \t */\r\n\r\n \tinitialize: function (geojson, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tif (geojson) {\r\n \t\t\tthis.addData(geojson);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addData( data ): this\r\n \t// Adds a GeoJSON object to the layer.\r\n \taddData: function (geojson) {\r\n \t\tvar features = isArray(geojson) ? geojson : geojson.features,\r\n \t\t i, len, feature;\r\n\r\n \t\tif (features) {\r\n \t\t\tfor (i = 0, len = features.length; i < len; i++) {\r\n \t\t\t\t// only add this if geometry or geometries are set and not null\r\n \t\t\t\tfeature = features[i];\r\n \t\t\t\tif (feature.geometries || feature.geometry || feature.features || feature.coordinates) {\r\n \t\t\t\t\tthis.addData(feature);\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar options = this.options;\r\n\r\n \t\tif (options.filter && !options.filter(geojson)) { return this; }\r\n\r\n \t\tvar layer = geometryToLayer(geojson, options);\r\n \t\tif (!layer) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tlayer.feature = asFeature(geojson);\r\n\r\n \t\tlayer.defaultOptions = layer.options;\r\n \t\tthis.resetStyle(layer);\r\n\r\n \t\tif (options.onEachFeature) {\r\n \t\t\toptions.onEachFeature(geojson, layer);\r\n \t\t}\r\n\r\n \t\treturn this.addLayer(layer);\r\n \t},\r\n\r\n \t// @method resetStyle( layer? ): this\r\n \t// Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events.\r\n \t// If `layer` is omitted, the style of all features in the current layer is reset.\r\n \tresetStyle: function (layer) {\r\n \t\tif (layer === undefined) {\r\n \t\t\treturn this.eachLayer(this.resetStyle, this);\r\n \t\t}\r\n \t\t// reset any custom styles\r\n \t\tlayer.options = extend({}, layer.defaultOptions);\r\n \t\tthis._setLayerStyle(layer, this.options.style);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setStyle( style ): this\r\n \t// Changes styles of GeoJSON vector layers with the given style function.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.eachLayer(function (layer) {\r\n \t\t\tthis._setLayerStyle(layer, style);\r\n \t\t}, this);\r\n \t},\r\n\r\n \t_setLayerStyle: function (layer, style) {\r\n \t\tif (layer.setStyle) {\r\n \t\t\tif (typeof style === 'function') {\r\n \t\t\t\tstyle = style(layer.feature);\r\n \t\t\t}\r\n \t\t\tlayer.setStyle(style);\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @section\r\n // There are several static functions which can be called without instantiating L.GeoJSON:\r\n\r\n // @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer\r\n // Creates a `Layer` from a given GeoJSON feature. Can use a custom\r\n // [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng)\r\n // functions if provided as options.\r\n function geometryToLayer(geojson, options) {\r\n\r\n \tvar geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,\r\n \t coords = geometry ? geometry.coordinates : null,\r\n \t layers = [],\r\n \t pointToLayer = options && options.pointToLayer,\r\n \t _coordsToLatLng = options && options.coordsToLatLng || coordsToLatLng,\r\n \t latlng, latlngs, i, len;\r\n\r\n \tif (!coords && !geometry) {\r\n \t\treturn null;\r\n \t}\r\n\r\n \tswitch (geometry.type) {\r\n \tcase 'Point':\r\n \t\tlatlng = _coordsToLatLng(coords);\r\n \t\treturn _pointToLayer(pointToLayer, geojson, latlng, options);\r\n\r\n \tcase 'MultiPoint':\r\n \t\tfor (i = 0, len = coords.length; i < len; i++) {\r\n \t\t\tlatlng = _coordsToLatLng(coords[i]);\r\n \t\t\tlayers.push(_pointToLayer(pointToLayer, geojson, latlng, options));\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tcase 'LineString':\r\n \tcase 'MultiLineString':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, _coordsToLatLng);\r\n \t\treturn new Polyline(latlngs, options);\r\n\r\n \tcase 'Polygon':\r\n \tcase 'MultiPolygon':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, _coordsToLatLng);\r\n \t\treturn new Polygon(latlngs, options);\r\n\r\n \tcase 'GeometryCollection':\r\n \t\tfor (i = 0, len = geometry.geometries.length; i < len; i++) {\r\n \t\t\tvar geoLayer = geometryToLayer({\r\n \t\t\t\tgeometry: geometry.geometries[i],\r\n \t\t\t\ttype: 'Feature',\r\n \t\t\t\tproperties: geojson.properties\r\n \t\t\t}, options);\r\n\r\n \t\t\tif (geoLayer) {\r\n \t\t\t\tlayers.push(geoLayer);\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tcase 'FeatureCollection':\r\n \t\tfor (i = 0, len = geometry.features.length; i < len; i++) {\r\n \t\t\tvar featureLayer = geometryToLayer(geometry.features[i], options);\r\n\r\n \t\t\tif (featureLayer) {\r\n \t\t\t\tlayers.push(featureLayer);\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tdefault:\r\n \t\tthrow new Error('Invalid GeoJSON object.');\r\n \t}\r\n }\r\n\r\n function _pointToLayer(pointToLayerFn, geojson, latlng, options) {\r\n \treturn pointToLayerFn ?\r\n \t\tpointToLayerFn(geojson, latlng) :\r\n \t\tnew Marker(latlng, options && options.markersInheritOptions && options);\r\n }\r\n\r\n // @function coordsToLatLng(coords: Array): LatLng\r\n // Creates a `LatLng` object from an array of 2 numbers (longitude, latitude)\r\n // or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points.\r\n function coordsToLatLng(coords) {\r\n \treturn new LatLng(coords[1], coords[0], coords[2]);\r\n }\r\n\r\n // @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array\r\n // Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array.\r\n // `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default).\r\n // Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function.\r\n function coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {\r\n \tvar latlngs = [];\r\n\r\n \tfor (var i = 0, len = coords.length, latlng; i < len; i++) {\r\n \t\tlatlng = levelsDeep ?\r\n \t\t\tcoordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :\r\n \t\t\t(_coordsToLatLng || coordsToLatLng)(coords[i]);\r\n\r\n \t\tlatlngs.push(latlng);\r\n \t}\r\n\r\n \treturn latlngs;\r\n }\r\n\r\n // @function latLngToCoords(latlng: LatLng, precision?: Number|false): Array\r\n // Reverse of [`coordsToLatLng`](#geojson-coordstolatlng)\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function.\r\n function latLngToCoords(latlng, precision) {\r\n \tlatlng = toLatLng(latlng);\r\n \treturn latlng.alt !== undefined ?\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];\r\n }\r\n\r\n // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean, precision?: Number|false): Array\r\n // Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs)\r\n // `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default.\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function.\r\n function latLngsToCoords(latlngs, levelsDeep, closed, precision) {\r\n \tvar coords = [];\r\n\r\n \tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n \t\t// Check for flat arrays required to ensure unbalanced arrays are correctly converted in recursion\r\n \t\tcoords.push(levelsDeep ?\r\n \t\t\tlatLngsToCoords(latlngs[i], isFlat(latlngs[i]) ? 0 : levelsDeep - 1, closed, precision) :\r\n \t\t\tlatLngToCoords(latlngs[i], precision));\r\n \t}\r\n\r\n \tif (!levelsDeep && closed && coords.length > 0) {\r\n \t\tcoords.push(coords[0].slice());\r\n \t}\r\n\r\n \treturn coords;\r\n }\r\n\r\n function getFeature(layer, newGeometry) {\r\n \treturn layer.feature ?\r\n \t\textend({}, layer.feature, {geometry: newGeometry}) :\r\n \t\tasFeature(newGeometry);\r\n }\r\n\r\n // @function asFeature(geojson: Object): Object\r\n // Normalize GeoJSON geometries/features into GeoJSON features.\r\n function asFeature(geojson) {\r\n \tif (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') {\r\n \t\treturn geojson;\r\n \t}\r\n\r\n \treturn {\r\n \t\ttype: 'Feature',\r\n \t\tproperties: {},\r\n \t\tgeometry: geojson\r\n \t};\r\n }\r\n\r\n var PointToGeoJSON = {\r\n \ttoGeoJSON: function (precision) {\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'Point',\r\n \t\t\tcoordinates: latLngToCoords(this.getLatLng(), precision)\r\n \t\t});\r\n \t}\r\n };\r\n\r\n // @namespace Marker\r\n // @section Other methods\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature).\r\n Marker.include(PointToGeoJSON);\r\n\r\n // @namespace CircleMarker\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature).\r\n Circle.include(PointToGeoJSON);\r\n CircleMarker.include(PointToGeoJSON);\r\n\r\n\r\n // @namespace Polyline\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature).\r\n Polyline.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar multi = !isFlat(this._latlngs);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 1 : 0, false, precision);\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'LineString',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n // @namespace Polygon\r\n // @method toGeoJSON(precision?: Number|false): Object\r\n // Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n // Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature).\r\n Polygon.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar holes = !isFlat(this._latlngs),\r\n \t\t multi = holes && !isFlat(this._latlngs[0]);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true, precision);\r\n\r\n \t\tif (!holes) {\r\n \t\t\tcoords = [coords];\r\n \t\t}\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'Polygon',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n\r\n // @namespace LayerGroup\r\n LayerGroup.include({\r\n \ttoMultiPoint: function (precision) {\r\n \t\tvar coords = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tcoords.push(layer.toGeoJSON(precision).geometry.coordinates);\r\n \t\t});\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'MultiPoint',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t},\r\n\r\n \t// @method toGeoJSON(precision?: Number|false): Object\r\n \t// Coordinates values are rounded with [`formatNum`](#util-formatnum) function with given `precision`.\r\n \t// Returns a [`GeoJSON`](https://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`).\r\n \ttoGeoJSON: function (precision) {\r\n\r\n \t\tvar type = this.feature && this.feature.geometry && this.feature.geometry.type;\r\n\r\n \t\tif (type === 'MultiPoint') {\r\n \t\t\treturn this.toMultiPoint(precision);\r\n \t\t}\r\n\r\n \t\tvar isGeometryCollection = type === 'GeometryCollection',\r\n \t\t jsons = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tif (layer.toGeoJSON) {\r\n \t\t\t\tvar json = layer.toGeoJSON(precision);\r\n \t\t\t\tif (isGeometryCollection) {\r\n \t\t\t\t\tjsons.push(json.geometry);\r\n \t\t\t\t} else {\r\n \t\t\t\t\tvar feature = asFeature(json);\r\n \t\t\t\t\t// Squash nested feature collections\r\n \t\t\t\t\tif (feature.type === 'FeatureCollection') {\r\n \t\t\t\t\t\tjsons.push.apply(jsons, feature.features);\r\n \t\t\t\t\t} else {\r\n \t\t\t\t\t\tjsons.push(feature);\r\n \t\t\t\t\t}\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t});\r\n\r\n \t\tif (isGeometryCollection) {\r\n \t\t\treturn getFeature(this, {\r\n \t\t\t\tgeometries: jsons,\r\n \t\t\t\ttype: 'GeometryCollection'\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\treturn {\r\n \t\t\ttype: 'FeatureCollection',\r\n \t\t\tfeatures: jsons\r\n \t\t};\r\n \t}\r\n });\r\n\r\n // @namespace GeoJSON\r\n // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)\r\n // Creates a GeoJSON layer. Optionally accepts an object in\r\n // [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map\r\n // (you can alternatively add it later with `addData` method) and an `options` object.\r\n function geoJSON(geojson, options) {\r\n \treturn new GeoJSON(geojson, options);\r\n }\r\n\r\n // Backward compatibility.\r\n var geoJson = geoJSON;\n\n /*\r\n * @class ImageOverlay\r\n * @aka L.ImageOverlay\r\n * @inherits Interactive layer\r\n *\r\n * Used to load and display a single image over specific bounds of the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var imageUrl = 'https://maps.lib.utexas.edu/maps/historical/newark_nj_1922.jpg',\r\n * \timageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]];\r\n * L.imageOverlay(imageUrl, imageBounds).addTo(map);\r\n * ```\r\n */\r\n\r\n var ImageOverlay = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka ImageOverlay options\r\n \toptions: {\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the image overlay.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option alt: String = ''\r\n \t\t// Text for the `alt` attribute of the image (useful for accessibility).\r\n \t\talt: '',\r\n\r\n \t\t// @option interactive: Boolean = false\r\n \t\t// If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.\r\n \t\tinteractive: false,\r\n\r\n \t\t// @option crossOrigin: Boolean|String = false\r\n \t\t// Whether the crossOrigin attribute will be added to the image.\r\n \t\t// If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data.\r\n \t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n \t\tcrossOrigin: false,\r\n\r\n \t\t// @option errorOverlayUrl: String = ''\r\n \t\t// URL to the overlay image to show in place of the overlay that failed to load.\r\n \t\terrorOverlayUrl: '',\r\n\r\n \t\t// @option zIndex: Number = 1\r\n \t\t// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer.\r\n \t\tzIndex: 1,\r\n\r\n \t\t// @option className: String = ''\r\n \t\t// A custom class name to assign to the image. Empty by default.\r\n \t\tclassName: ''\r\n \t},\r\n\r\n \tinitialize: function (url, bounds, options) { // (String, LatLngBounds, Object)\r\n \t\tthis._url = url;\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \tonAdd: function () {\r\n \t\tif (!this._image) {\r\n \t\t\tthis._initImage();\r\n\r\n \t\t\tif (this.options.opacity < 1) {\r\n \t\t\t\tthis._updateOpacity();\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (this.options.interactive) {\r\n \t\t\taddClass(this._image, 'leaflet-interactive');\r\n \t\t\tthis.addInteractiveTarget(this._image);\r\n \t\t}\r\n\r\n \t\tthis.getPane().appendChild(this._image);\r\n \t\tthis._reset();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tremove(this._image);\r\n \t\tif (this.options.interactive) {\r\n \t\t\tthis.removeInteractiveTarget(this._image);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Sets the opacity of the overlay.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tsetStyle: function (styleOpts) {\r\n \t\tif (styleOpts.opacity) {\r\n \t\t\tthis.setOpacity(styleOpts.opacity);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer to the top of all overlays.\r\n \tbringToFront: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoFront(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer to the bottom of all overlays.\r\n \tbringToBack: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoBack(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setUrl(url: String): this\r\n \t// Changes the URL of the image.\r\n \tsetUrl: function (url) {\r\n \t\tthis._url = url;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._image.src = url;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setBounds(bounds: LatLngBounds): this\r\n \t// Update the bounds that this ImageOverlay covers\r\n \tsetBounds: function (bounds) {\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._reset();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\tvar events = {\r\n \t\t\tzoom: this._reset,\r\n \t\t\tviewreset: this._reset\r\n \t\t};\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tevents.zoomanim = this._animateZoom;\r\n \t\t}\r\n\r\n \t\treturn events;\r\n \t},\r\n\r\n \t// @method setZIndex(value: Number): this\r\n \t// Changes the [zIndex](#imageoverlay-zindex) of the image overlay.\r\n \tsetZIndex: function (value) {\r\n \t\tthis.options.zIndex = value;\r\n \t\tthis._updateZIndex();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Get the bounds that this ImageOverlay covers\r\n \tgetBounds: function () {\r\n \t\treturn this._bounds;\r\n \t},\r\n\r\n \t// @method getElement(): HTMLElement\r\n \t// Returns the instance of [`HTMLImageElement`](https://developer.mozilla.org/docs/Web/API/HTMLImageElement)\r\n \t// used by this overlay.\r\n \tgetElement: function () {\r\n \t\treturn this._image;\r\n \t},\r\n\r\n \t_initImage: function () {\r\n \t\tvar wasElementSupplied = this._url.tagName === 'IMG';\r\n \t\tvar img = this._image = wasElementSupplied ? this._url : create$1('img');\r\n\r\n \t\taddClass(img, 'leaflet-image-layer');\r\n \t\tif (this._zoomAnimated) { addClass(img, 'leaflet-zoom-animated'); }\r\n \t\tif (this.options.className) { addClass(img, this.options.className); }\r\n\r\n \t\timg.onselectstart = falseFn;\r\n \t\timg.onmousemove = falseFn;\r\n\r\n \t\t// @event load: Event\r\n \t\t// Fired when the ImageOverlay layer has loaded its image\r\n \t\timg.onload = bind(this.fire, this, 'load');\r\n \t\timg.onerror = bind(this._overlayOnError, this, 'error');\r\n\r\n \t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n \t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n \t\t}\r\n\r\n \t\tif (this.options.zIndex) {\r\n \t\t\tthis._updateZIndex();\r\n \t\t}\r\n\r\n \t\tif (wasElementSupplied) {\r\n \t\t\tthis._url = img.src;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\timg.src = this._url;\r\n \t\timg.alt = this.options.alt;\r\n \t},\r\n\r\n \t_animateZoom: function (e) {\r\n \t\tvar scale = this._map.getZoomScale(e.zoom),\r\n \t\t offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min;\r\n\r\n \t\tsetTransform(this._image, offset, scale);\r\n \t},\r\n\r\n \t_reset: function () {\r\n \t\tvar image = this._image,\r\n \t\t bounds = new Bounds(\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getNorthWest()),\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getSouthEast())),\r\n \t\t size = bounds.getSize();\r\n\r\n \t\tsetPosition(image, bounds.min);\r\n\r\n \t\timage.style.width = size.x + 'px';\r\n \t\timage.style.height = size.y + 'px';\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tsetOpacity(this._image, this.options.opacity);\r\n \t},\r\n\r\n \t_updateZIndex: function () {\r\n \t\tif (this._image && this.options.zIndex !== undefined && this.options.zIndex !== null) {\r\n \t\t\tthis._image.style.zIndex = this.options.zIndex;\r\n \t\t}\r\n \t},\r\n\r\n \t_overlayOnError: function () {\r\n \t\t// @event error: Event\r\n \t\t// Fired when the ImageOverlay layer fails to load its image\r\n \t\tthis.fire('error');\r\n\r\n \t\tvar errorUrl = this.options.errorOverlayUrl;\r\n \t\tif (errorUrl && this._url !== errorUrl) {\r\n \t\t\tthis._url = errorUrl;\r\n \t\t\tthis._image.src = errorUrl;\r\n \t\t}\r\n \t},\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the center of the ImageOverlay.\r\n \tgetCenter: function () {\r\n \t\treturn this._bounds.getCenter();\r\n \t}\r\n });\r\n\r\n // @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options)\r\n // Instantiates an image overlay object given the URL of the image and the\r\n // geographical bounds it is tied to.\r\n var imageOverlay = function (url, bounds, options) {\r\n \treturn new ImageOverlay(url, bounds, options);\r\n };\n\n /*\r\n * @class VideoOverlay\r\n * @aka L.VideoOverlay\r\n * @inherits ImageOverlay\r\n *\r\n * Used to load and display a video player over specific bounds of the map. Extends `ImageOverlay`.\r\n *\r\n * A video overlay uses the [`