vis-network/standalone/esm/vis-network.js

A dynamic, browser-based visualization library.

/**
 * vis-network
 * https://visjs.github.io/vis-network/
 *
 * A dynamic, browser-based visualization library.
 *
 * @version 9.1.9
 * @date    2023-11-03T01:42:27.418Z
 *
 * @copyright (c) 2011-2017 Almende B.V, http://almende.com
 * @copyright (c) 2017-2019 visjs contributors, https://github.com/visjs
 *
 * @license
 * vis.js is dual licensed under both
 *
 *   1. The Apache 2.0 License
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *   and
 *
 *   2. The MIT License
 *      http://opensource.org/licenses/MIT
 *
 * vis.js may be distributed under either license.
 */

var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};

function getDefaultExportFromCjs (x) {
	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}

var check = function (it) {
  return it && it.Math === Math && it;
};

// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
var global$s =
  // eslint-disable-next-line es/no-global-this -- safe
  check(typeof globalThis == 'object' && globalThis) ||
  check(typeof window == 'object' && window) ||
  // eslint-disable-next-line no-restricted-globals -- safe
  check(typeof self == 'object' && self) ||
  check(typeof commonjsGlobal == 'object' && commonjsGlobal) ||
  // eslint-disable-next-line no-new-func -- fallback
  (function () { return this; })() || commonjsGlobal || Function('return this')();

var fails$z = function (exec) {
  try {
    return !!exec();
  } catch (error) {
    return true;
  }
};

var fails$y = fails$z;

var functionBindNative = !fails$y(function () {
  // eslint-disable-next-line es/no-function-prototype-bind -- safe
  var test = (function () { /* empty */ }).bind();
  // eslint-disable-next-line no-prototype-builtins -- safe
  return typeof test != 'function' || test.hasOwnProperty('prototype');
});

var NATIVE_BIND$4 = functionBindNative;

var FunctionPrototype$4 = Function.prototype;
var apply$6 = FunctionPrototype$4.apply;
var call$l = FunctionPrototype$4.call;

// eslint-disable-next-line es/no-reflect -- safe
var functionApply = typeof Reflect == 'object' && Reflect.apply || (NATIVE_BIND$4 ? call$l.bind(apply$6) : function () {
  return call$l.apply(apply$6, arguments);
});

var NATIVE_BIND$3 = functionBindNative;

var FunctionPrototype$3 = Function.prototype;
var call$k = FunctionPrototype$3.call;
var uncurryThisWithBind = NATIVE_BIND$3 && FunctionPrototype$3.bind.bind(call$k, call$k);

var functionUncurryThis = NATIVE_BIND$3 ? uncurryThisWithBind : function (fn) {
  return function () {
    return call$k.apply(fn, arguments);
  };
};

var uncurryThis$y = functionUncurryThis;

var toString$d = uncurryThis$y({}.toString);
var stringSlice$1 = uncurryThis$y(''.slice);

var classofRaw$2 = function (it) {
  return stringSlice$1(toString$d(it), 8, -1);
};

var classofRaw$1 = classofRaw$2;
var uncurryThis$x = functionUncurryThis;

var functionUncurryThisClause = function (fn) {
  // Nashorn bug:
  //   https://github.com/zloirock/core-js/issues/1128
  //   https://github.com/zloirock/core-js/issues/1130
  if (classofRaw$1(fn) === 'Function') return uncurryThis$x(fn);
};

var documentAll$2 = typeof document == 'object' && document.all;

// https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot
// eslint-disable-next-line unicorn/no-typeof-undefined -- required for testing
var IS_HTMLDDA = typeof documentAll$2 == 'undefined' && documentAll$2 !== undefined;

var documentAll_1 = {
  all: documentAll$2,
  IS_HTMLDDA: IS_HTMLDDA
};

var $documentAll$1 = documentAll_1;

var documentAll$1 = $documentAll$1.all;

// `IsCallable` abstract operation
// https://tc39.es/ecma262/#sec-iscallable
var isCallable$m = $documentAll$1.IS_HTMLDDA ? function (argument) {
  return typeof argument == 'function' || argument === documentAll$1;
} : function (argument) {
  return typeof argument == 'function';
};

var objectGetOwnPropertyDescriptor = {};

var fails$x = fails$z;

// Detect IE8's incomplete defineProperty implementation
var descriptors = !fails$x(function () {
  // eslint-disable-next-line es/no-object-defineproperty -- required for testing
  return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] !== 7;
});

var NATIVE_BIND$2 = functionBindNative;

var call$j = Function.prototype.call;

var functionCall = NATIVE_BIND$2 ? call$j.bind(call$j) : function () {
  return call$j.apply(call$j, arguments);
};

var objectPropertyIsEnumerable = {};

var $propertyIsEnumerable$1 = {}.propertyIsEnumerable;
// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
var getOwnPropertyDescriptor$a = Object.getOwnPropertyDescriptor;

// Nashorn ~ JDK8 bug
var NASHORN_BUG = getOwnPropertyDescriptor$a && !$propertyIsEnumerable$1.call({ 1: 2 }, 1);

// `Object.prototype.propertyIsEnumerable` method implementation
// https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable
objectPropertyIsEnumerable.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
  var descriptor = getOwnPropertyDescriptor$a(this, V);
  return !!descriptor && descriptor.enumerable;
} : $propertyIsEnumerable$1;

var createPropertyDescriptor$7 = function (bitmap, value) {
  return {
    enumerable: !(bitmap & 1),
    configurable: !(bitmap & 2),
    writable: !(bitmap & 4),
    value: value
  };
};

var uncurryThis$w = functionUncurryThis;
var fails$w = fails$z;
var classof$g = classofRaw$2;

var $Object$5 = Object;
var split = uncurryThis$w(''.split);

// fallback for non-array-like ES3 and non-enumerable old V8 strings
var indexedObject = fails$w(function () {
  // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346
  // eslint-disable-next-line no-prototype-builtins -- safe
  return !$Object$5('z').propertyIsEnumerable(0);
}) ? function (it) {
  return classof$g(it) === 'String' ? split(it, '') : $Object$5(it);
} : $Object$5;

// we can't use just `it == null` since of `document.all` special case
// https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot-aec
var isNullOrUndefined$7 = function (it) {
  return it === null || it === undefined;
};

var isNullOrUndefined$6 = isNullOrUndefined$7;

var $TypeError$h = TypeError;

// `RequireObjectCoercible` abstract operation
// https://tc39.es/ecma262/#sec-requireobjectcoercible
var requireObjectCoercible$5 = function (it) {
  if (isNullOrUndefined$6(it)) throw new $TypeError$h("Can't call method on " + it);
  return it;
};

// toObject with fallback for non-array-like ES3 strings
var IndexedObject$3 = indexedObject;
var requireObjectCoercible$4 = requireObjectCoercible$5;

var toIndexedObject$a = function (it) {
  return IndexedObject$3(requireObjectCoercible$4(it));
};

var isCallable$l = isCallable$m;
var $documentAll = documentAll_1;

var documentAll = $documentAll.all;

var isObject$m = $documentAll.IS_HTMLDDA ? function (it) {
  return typeof it == 'object' ? it !== null : isCallable$l(it) || it === documentAll;
} : function (it) {
  return typeof it == 'object' ? it !== null : isCallable$l(it);
};

var path$y = {};

var path$x = path$y;
var global$r = global$s;
var isCallable$k = isCallable$m;

var aFunction = function (variable) {
  return isCallable$k(variable) ? variable : undefined;
};

var getBuiltIn$f = function (namespace, method) {
  return arguments.length < 2 ? aFunction(path$x[namespace]) || aFunction(global$r[namespace])
    : path$x[namespace] && path$x[namespace][method] || global$r[namespace] && global$r[namespace][method];
};

var uncurryThis$v = functionUncurryThis;

var objectIsPrototypeOf = uncurryThis$v({}.isPrototypeOf);

var engineUserAgent = typeof navigator != 'undefined' && String(navigator.userAgent) || '';

var global$q = global$s;
var userAgent$5 = engineUserAgent;

var process$3 = global$q.process;
var Deno$1 = global$q.Deno;
var versions = process$3 && process$3.versions || Deno$1 && Deno$1.version;
var v8 = versions && versions.v8;
var match, version;

if (v8) {
  match = v8.split('.');
  // in old Chrome, versions of V8 isn't V8 = Chrome / 10
  // but their correct versions are not interesting for us
  version = match[0] > 0 && match[0] < 4 ? 1 : +(match[0] + match[1]);
}

// BrowserFS NodeJS `process` polyfill incorrectly set `.v8` to `0.0`
// so check `userAgent` even if `.v8` exists, but 0
if (!version && userAgent$5) {
  match = userAgent$5.match(/Edge\/(\d+)/);
  if (!match || match[1] >= 74) {
    match = userAgent$5.match(/Chrome\/(\d+)/);
    if (match) version = +match[1];
  }
}

var engineV8Version = version;

/* eslint-disable es/no-symbol -- required for testing */
var V8_VERSION$3 = engineV8Version;
var fails$v = fails$z;
var global$p = global$s;

var $String$5 = global$p.String;

// eslint-disable-next-line es/no-object-getownpropertysymbols -- required for testing
var symbolConstructorDetection = !!Object.getOwnPropertySymbols && !fails$v(function () {
  var symbol = Symbol('symbol detection');
  // Chrome 38 Symbol has incorrect toString conversion
  // `get-own-property-symbols` polyfill symbols converted to object are not Symbol instances
  // nb: Do not call `String` directly to avoid this being optimized out to `symbol+''` which will,
  // of course, fail.
  return !$String$5(symbol) || !(Object(symbol) instanceof Symbol) ||
    // Chrome 38-40 symbols are not inherited from DOM collections prototypes to instances
    !Symbol.sham && V8_VERSION$3 && V8_VERSION$3 < 41;
});

/* eslint-disable es/no-symbol -- required for testing */
var NATIVE_SYMBOL$5 = symbolConstructorDetection;

var useSymbolAsUid = NATIVE_SYMBOL$5
  && !Symbol.sham
  && typeof Symbol.iterator == 'symbol';

var getBuiltIn$e = getBuiltIn$f;
var isCallable$j = isCallable$m;
var isPrototypeOf$o = objectIsPrototypeOf;
var USE_SYMBOL_AS_UID$1 = useSymbolAsUid;

var $Object$4 = Object;

var isSymbol$5 = USE_SYMBOL_AS_UID$1 ? function (it) {
  return typeof it == 'symbol';
} : function (it) {
  var $Symbol = getBuiltIn$e('Symbol');
  return isCallable$j($Symbol) && isPrototypeOf$o($Symbol.prototype, $Object$4(it));
};

var $String$4 = String;

var tryToString$6 = function (argument) {
  try {
    return $String$4(argument);
  } catch (error) {
    return 'Object';
  }
};

var isCallable$i = isCallable$m;
var tryToString$5 = tryToString$6;

var $TypeError$g = TypeError;

// `Assert: IsCallable(argument) is true`
var aCallable$e = function (argument) {
  if (isCallable$i(argument)) return argument;
  throw new $TypeError$g(tryToString$5(argument) + ' is not a function');
};

var aCallable$d = aCallable$e;
var isNullOrUndefined$5 = isNullOrUndefined$7;

// `GetMethod` abstract operation
// https://tc39.es/ecma262/#sec-getmethod
var getMethod$3 = function (V, P) {
  var func = V[P];
  return isNullOrUndefined$5(func) ? undefined : aCallable$d(func);
};

var call$i = functionCall;
var isCallable$h = isCallable$m;
var isObject$l = isObject$m;

var $TypeError$f = TypeError;

// `OrdinaryToPrimitive` abstract operation
// https://tc39.es/ecma262/#sec-ordinarytoprimitive
var ordinaryToPrimitive$1 = function (input, pref) {
  var fn, val;
  if (pref === 'string' && isCallable$h(fn = input.toString) && !isObject$l(val = call$i(fn, input))) return val;
  if (isCallable$h(fn = input.valueOf) && !isObject$l(val = call$i(fn, input))) return val;
  if (pref !== 'string' && isCallable$h(fn = input.toString) && !isObject$l(val = call$i(fn, input))) return val;
  throw new $TypeError$f("Can't convert object to primitive value");
};

var shared$7 = {exports: {}};

var isPure = true;

var global$o = global$s;

// eslint-disable-next-line es/no-object-defineproperty -- safe
var defineProperty$f = Object.defineProperty;

var defineGlobalProperty$1 = function (key, value) {
  try {
    defineProperty$f(global$o, key, { value: value, configurable: true, writable: true });
  } catch (error) {
    global$o[key] = value;
  } return value;
};

var global$n = global$s;
var defineGlobalProperty = defineGlobalProperty$1;

var SHARED = '__core-js_shared__';
var store$3 = global$n[SHARED] || defineGlobalProperty(SHARED, {});

var sharedStore = store$3;

var store$2 = sharedStore;

(shared$7.exports = function (key, value) {
  return store$2[key] || (store$2[key] = value !== undefined ? value : {});
})('versions', []).push({
  version: '3.33.0',
  mode: 'pure' ,
  copyright: '© 2014-2023 Denis Pushkarev (zloirock.ru)',
  license: 'https://github.com/zloirock/core-js/blob/v3.33.0/LICENSE',
  source: 'https://github.com/zloirock/core-js'
});

var sharedExports = shared$7.exports;

var requireObjectCoercible$3 = requireObjectCoercible$5;

var $Object$3 = Object;

// `ToObject` abstract operation
// https://tc39.es/ecma262/#sec-toobject
var toObject$f = function (argument) {
  return $Object$3(requireObjectCoercible$3(argument));
};

var uncurryThis$u = functionUncurryThis;
var toObject$e = toObject$f;

var hasOwnProperty = uncurryThis$u({}.hasOwnProperty);

// `HasOwnProperty` abstract operation
// https://tc39.es/ecma262/#sec-hasownproperty
// eslint-disable-next-line es/no-object-hasown -- safe
var hasOwnProperty_1 = Object.hasOwn || function hasOwn(it, key) {
  return hasOwnProperty(toObject$e(it), key);
};

var uncurryThis$t = functionUncurryThis;

var id$2 = 0;
var postfix = Math.random();
var toString$c = uncurryThis$t(1.0.toString);

var uid$4 = function (key) {
  return 'Symbol(' + (key === undefined ? '' : key) + ')_' + toString$c(++id$2 + postfix, 36);
};

var global$m = global$s;
var shared$6 = sharedExports;
var hasOwn$l = hasOwnProperty_1;
var uid$3 = uid$4;
var NATIVE_SYMBOL$4 = symbolConstructorDetection;
var USE_SYMBOL_AS_UID = useSymbolAsUid;

var Symbol$5 = global$m.Symbol;
var WellKnownSymbolsStore$2 = shared$6('wks');
var createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol$5['for'] || Symbol$5 : Symbol$5 && Symbol$5.withoutSetter || uid$3;

var wellKnownSymbol$p = function (name) {
  if (!hasOwn$l(WellKnownSymbolsStore$2, name)) {
    WellKnownSymbolsStore$2[name] = NATIVE_SYMBOL$4 && hasOwn$l(Symbol$5, name)
      ? Symbol$5[name]
      : createWellKnownSymbol('Symbol.' + name);
  } return WellKnownSymbolsStore$2[name];
};

var call$h = functionCall;
var isObject$k = isObject$m;
var isSymbol$4 = isSymbol$5;
var getMethod$2 = getMethod$3;
var ordinaryToPrimitive = ordinaryToPrimitive$1;
var wellKnownSymbol$o = wellKnownSymbol$p;

var $TypeError$e = TypeError;
var TO_PRIMITIVE = wellKnownSymbol$o('toPrimitive');

// `ToPrimitive` abstract operation
// https://tc39.es/ecma262/#sec-toprimitive
var toPrimitive$6 = function (input, pref) {
  if (!isObject$k(input) || isSymbol$4(input)) return input;
  var exoticToPrim = getMethod$2(input, TO_PRIMITIVE);
  var result;
  if (exoticToPrim) {
    if (pref === undefined) pref = 'default';
    result = call$h(exoticToPrim, input, pref);
    if (!isObject$k(result) || isSymbol$4(result)) return result;
    throw new $TypeError$e("Can't convert object to primitive value");
  }
  if (pref === undefined) pref = 'number';
  return ordinaryToPrimitive(input, pref);
};

var toPrimitive$5 = toPrimitive$6;
var isSymbol$3 = isSymbol$5;

// `ToPropertyKey` abstract operation
// https://tc39.es/ecma262/#sec-topropertykey
var toPropertyKey$4 = function (argument) {
  var key = toPrimitive$5(argument, 'string');
  return isSymbol$3(key) ? key : key + '';
};

var global$l = global$s;
var isObject$j = isObject$m;

var document$3 = global$l.document;
// typeof document.createElement is 'object' in old IE
var EXISTS$1 = isObject$j(document$3) && isObject$j(document$3.createElement);

var documentCreateElement$1 = function (it) {
  return EXISTS$1 ? document$3.createElement(it) : {};
};

var DESCRIPTORS$h = descriptors;
var fails$u = fails$z;
var createElement$1 = documentCreateElement$1;

// Thanks to IE8 for its funny defineProperty
var ie8DomDefine = !DESCRIPTORS$h && !fails$u(function () {
  // eslint-disable-next-line es/no-object-defineproperty -- required for testing
  return Object.defineProperty(createElement$1('div'), 'a', {
    get: function () { return 7; }
  }).a !== 7;
});

var DESCRIPTORS$g = descriptors;
var call$g = functionCall;
var propertyIsEnumerableModule$2 = objectPropertyIsEnumerable;
var createPropertyDescriptor$6 = createPropertyDescriptor$7;
var toIndexedObject$9 = toIndexedObject$a;
var toPropertyKey$3 = toPropertyKey$4;
var hasOwn$k = hasOwnProperty_1;
var IE8_DOM_DEFINE$1 = ie8DomDefine;

// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
var $getOwnPropertyDescriptor$2 = Object.getOwnPropertyDescriptor;

// `Object.getOwnPropertyDescriptor` method
// https://tc39.es/ecma262/#sec-object.getownpropertydescriptor
objectGetOwnPropertyDescriptor.f = DESCRIPTORS$g ? $getOwnPropertyDescriptor$2 : function getOwnPropertyDescriptor(O, P) {
  O = toIndexedObject$9(O);
  P = toPropertyKey$3(P);
  if (IE8_DOM_DEFINE$1) try {
    return $getOwnPropertyDescriptor$2(O, P);
  } catch (error) { /* empty */ }
  if (hasOwn$k(O, P)) return createPropertyDescriptor$6(!call$g(propertyIsEnumerableModule$2.f, O, P), O[P]);
};

var fails$t = fails$z;
var isCallable$g = isCallable$m;

var replacement = /#|\.prototype\./;

var isForced$2 = function (feature, detection) {
  var value = data[normalize(feature)];
  return value === POLYFILL ? true
    : value === NATIVE ? false
    : isCallable$g(detection) ? fails$t(detection)
    : !!detection;
};

var normalize = isForced$2.normalize = function (string) {
  return String(string).replace(replacement, '.').toLowerCase();
};

var data = isForced$2.data = {};
var NATIVE = isForced$2.NATIVE = 'N';
var POLYFILL = isForced$2.POLYFILL = 'P';

var isForced_1 = isForced$2;

var uncurryThis$s = functionUncurryThisClause;
var aCallable$c = aCallable$e;
var NATIVE_BIND$1 = functionBindNative;

var bind$i = uncurryThis$s(uncurryThis$s.bind);

// optional / simple context binding
var functionBindContext = function (fn, that) {
  aCallable$c(fn);
  return that === undefined ? fn : NATIVE_BIND$1 ? bind$i(fn, that) : function (/* ...args */) {
    return fn.apply(that, arguments);
  };
};

var objectDefineProperty = {};

var DESCRIPTORS$f = descriptors;
var fails$s = fails$z;

// V8 ~ Chrome 36-
// https://bugs.chromium.org/p/v8/issues/detail?id=3334
var v8PrototypeDefineBug = DESCRIPTORS$f && fails$s(function () {
  // eslint-disable-next-line es/no-object-defineproperty -- required for testing
  return Object.defineProperty(function () { /* empty */ }, 'prototype', {
    value: 42,
    writable: false
  }).prototype !== 42;
});

var isObject$i = isObject$m;

var $String$3 = String;
var $TypeError$d = TypeError;

// `Assert: Type(argument) is Object`
var anObject$f = function (argument) {
  if (isObject$i(argument)) return argument;
  throw new $TypeError$d($String$3(argument) + ' is not an object');
};

var DESCRIPTORS$e = descriptors;
var IE8_DOM_DEFINE = ie8DomDefine;
var V8_PROTOTYPE_DEFINE_BUG$1 = v8PrototypeDefineBug;
var anObject$e = anObject$f;
var toPropertyKey$2 = toPropertyKey$4;

var $TypeError$c = TypeError;
// eslint-disable-next-line es/no-object-defineproperty -- safe
var $defineProperty$1 = Object.defineProperty;
// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
var $getOwnPropertyDescriptor$1 = Object.getOwnPropertyDescriptor;
var ENUMERABLE = 'enumerable';
var CONFIGURABLE$1 = 'configurable';
var WRITABLE = 'writable';

// `Object.defineProperty` method
// https://tc39.es/ecma262/#sec-object.defineproperty
objectDefineProperty.f = DESCRIPTORS$e ? V8_PROTOTYPE_DEFINE_BUG$1 ? function defineProperty(O, P, Attributes) {
  anObject$e(O);
  P = toPropertyKey$2(P);
  anObject$e(Attributes);
  if (typeof O === 'function' && P === 'prototype' && 'value' in Attributes && WRITABLE in Attributes && !Attributes[WRITABLE]) {
    var current = $getOwnPropertyDescriptor$1(O, P);
    if (current && current[WRITABLE]) {
      O[P] = Attributes.value;
      Attributes = {
        configurable: CONFIGURABLE$1 in Attributes ? Attributes[CONFIGURABLE$1] : current[CONFIGURABLE$1],
        enumerable: ENUMERABLE in Attributes ? Attributes[ENUMERABLE] : current[ENUMERABLE],
        writable: false
      };
    }
  } return $defineProperty$1(O, P, Attributes);
} : $defineProperty$1 : function defineProperty(O, P, Attributes) {
  anObject$e(O);
  P = toPropertyKey$2(P);
  anObject$e(Attributes);
  if (IE8_DOM_DEFINE) try {
    return $defineProperty$1(O, P, Attributes);
  } catch (error) { /* empty */ }
  if ('get' in Attributes || 'set' in Attributes) throw new $TypeError$c('Accessors not supported');
  if ('value' in Attributes) O[P] = Attributes.value;
  return O;
};

var DESCRIPTORS$d = descriptors;
var definePropertyModule$4 = objectDefineProperty;
var createPropertyDescriptor$5 = createPropertyDescriptor$7;

var createNonEnumerableProperty$9 = DESCRIPTORS$d ? function (object, key, value) {
  return definePropertyModule$4.f(object, key, createPropertyDescriptor$5(1, value));
} : function (object, key, value) {
  object[key] = value;
  return object;
};

var global$k = global$s;
var apply$5 = functionApply;
var uncurryThis$r = functionUncurryThisClause;
var isCallable$f = isCallable$m;
var getOwnPropertyDescriptor$9 = objectGetOwnPropertyDescriptor.f;
var isForced$1 = isForced_1;
var path$w = path$y;
var bind$h = functionBindContext;
var createNonEnumerableProperty$8 = createNonEnumerableProperty$9;
var hasOwn$j = hasOwnProperty_1;

var wrapConstructor = function (NativeConstructor) {
  var Wrapper = function (a, b, c) {
    if (this instanceof Wrapper) {
      switch (arguments.length) {
        case 0: return new NativeConstructor();
        case 1: return new NativeConstructor(a);
        case 2: return new NativeConstructor(a, b);
      } return new NativeConstructor(a, b, c);
    } return apply$5(NativeConstructor, this, arguments);
  };
  Wrapper.prototype = NativeConstructor.prototype;
  return Wrapper;
};

/*
  options.target         - name of the target object
  options.global         - target is the global object
  options.stat           - export as static methods of target
  options.proto          - export as prototype methods of target
  options.real           - real prototype method for the `pure` version
  options.forced         - export even if the native feature is available
  options.bind           - bind methods to the target, required for the `pure` version
  options.wrap           - wrap constructors to preventing global pollution, required for the `pure` version
  options.unsafe         - use the simple assignment of property instead of delete + defineProperty
  options.sham           - add a flag to not completely full polyfills
  options.enumerable     - export as enumerable property
  options.dontCallGetSet - prevent calling a getter on target
  options.name           - the .name of the function if it does not match the key
*/
var _export = function (options, source) {
  var TARGET = options.target;
  var GLOBAL = options.global;
  var STATIC = options.stat;
  var PROTO = options.proto;

  var nativeSource = GLOBAL ? global$k : STATIC ? global$k[TARGET] : (global$k[TARGET] || {}).prototype;

  var target = GLOBAL ? path$w : path$w[TARGET] || createNonEnumerableProperty$8(path$w, TARGET, {})[TARGET];
  var targetPrototype = target.prototype;

  var FORCED, USE_NATIVE, VIRTUAL_PROTOTYPE;
  var key, sourceProperty, targetProperty, nativeProperty, resultProperty, descriptor;

  for (key in source) {
    FORCED = isForced$1(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
    // contains in native
    USE_NATIVE = !FORCED && nativeSource && hasOwn$j(nativeSource, key);

    targetProperty = target[key];

    if (USE_NATIVE) if (options.dontCallGetSet) {
      descriptor = getOwnPropertyDescriptor$9(nativeSource, key);
      nativeProperty = descriptor && descriptor.value;
    } else nativeProperty = nativeSource[key];

    // export native or implementation
    sourceProperty = (USE_NATIVE && nativeProperty) ? nativeProperty : source[key];

    if (USE_NATIVE && typeof targetProperty == typeof sourceProperty) continue;

    // bind methods to global for calling from export context
    if (options.bind && USE_NATIVE) resultProperty = bind$h(sourceProperty, global$k);
    // wrap global constructors for prevent changes in this version
    else if (options.wrap && USE_NATIVE) resultProperty = wrapConstructor(sourceProperty);
    // make static versions for prototype methods
    else if (PROTO && isCallable$f(sourceProperty)) resultProperty = uncurryThis$r(sourceProperty);
    // default case
    else resultProperty = sourceProperty;

    // add a flag to not completely full polyfills
    if (options.sham || (sourceProperty && sourceProperty.sham) || (targetProperty && targetProperty.sham)) {
      createNonEnumerableProperty$8(resultProperty, 'sham', true);
    }

    createNonEnumerableProperty$8(target, key, resultProperty);

    if (PROTO) {
      VIRTUAL_PROTOTYPE = TARGET + 'Prototype';
      if (!hasOwn$j(path$w, VIRTUAL_PROTOTYPE)) {
        createNonEnumerableProperty$8(path$w, VIRTUAL_PROTOTYPE, {});
      }
      // export virtual prototype methods
      createNonEnumerableProperty$8(path$w[VIRTUAL_PROTOTYPE], key, sourceProperty);
      // export real prototype methods
      if (options.real && targetPrototype && (FORCED || !targetPrototype[key])) {
        createNonEnumerableProperty$8(targetPrototype, key, sourceProperty);
      }
    }
  }
};

var ceil = Math.ceil;
var floor$1 = Math.floor;

// `Math.trunc` method
// https://tc39.es/ecma262/#sec-math.trunc
// eslint-disable-next-line es/no-math-trunc -- safe
var mathTrunc = Math.trunc || function trunc(x) {
  var n = +x;
  return (n > 0 ? floor$1 : ceil)(n);
};

var trunc = mathTrunc;

// `ToIntegerOrInfinity` abstract operation
// https://tc39.es/ecma262/#sec-tointegerorinfinity
var toIntegerOrInfinity$4 = function (argument) {
  var number = +argument;
  // eslint-disable-next-line no-self-compare -- NaN check
  return number !== number || number === 0 ? 0 : trunc(number);
};

var toIntegerOrInfinity$3 = toIntegerOrInfinity$4;

var max$3 = Math.max;
var min$2 = Math.min;

// Helper for a popular repeating case of the spec:
// Let integer be ? ToInteger(index).
// If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
var toAbsoluteIndex$5 = function (index, length) {
  var integer = toIntegerOrInfinity$3(index);
  return integer < 0 ? max$3(integer + length, 0) : min$2(integer, length);
};

var toIntegerOrInfinity$2 = toIntegerOrInfinity$4;

var min$1 = Math.min;

// `ToLength` abstract operation
// https://tc39.es/ecma262/#sec-tolength
var toLength$1 = function (argument) {
  return argument > 0 ? min$1(toIntegerOrInfinity$2(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
};

var toLength = toLength$1;

// `LengthOfArrayLike` abstract operation
// https://tc39.es/ecma262/#sec-lengthofarraylike
var lengthOfArrayLike$e = function (obj) {
  return toLength(obj.length);
};

var toIndexedObject$8 = toIndexedObject$a;
var toAbsoluteIndex$4 = toAbsoluteIndex$5;
var lengthOfArrayLike$d = lengthOfArrayLike$e;

// `Array.prototype.{ indexOf, includes }` methods implementation
var createMethod$4 = function (IS_INCLUDES) {
  return function ($this, el, fromIndex) {
    var O = toIndexedObject$8($this);
    var length = lengthOfArrayLike$d(O);
    var index = toAbsoluteIndex$4(fromIndex, length);
    var value;
    // Array#includes uses SameValueZero equality algorithm
    // eslint-disable-next-line no-self-compare -- NaN check
    if (IS_INCLUDES && el !== el) while (length > index) {
      value = O[index++];
      // eslint-disable-next-line no-self-compare -- NaN check
      if (value !== value) return true;
    // Array#indexOf ignores holes, Array#includes - not
    } else for (;length > index; index++) {
      if ((IS_INCLUDES || index in O) && O[index] === el) return IS_INCLUDES || index || 0;
    } return !IS_INCLUDES && -1;
  };
};

var arrayIncludes = {
  // `Array.prototype.includes` method
  // https://tc39.es/ecma262/#sec-array.prototype.includes
  includes: createMethod$4(true),
  // `Array.prototype.indexOf` method
  // https://tc39.es/ecma262/#sec-array.prototype.indexof
  indexOf: createMethod$4(false)
};

var hiddenKeys$6 = {};

var uncurryThis$q = functionUncurryThis;
var hasOwn$i = hasOwnProperty_1;
var toIndexedObject$7 = toIndexedObject$a;
var indexOf$4 = arrayIncludes.indexOf;
var hiddenKeys$5 = hiddenKeys$6;

var push$c = uncurryThis$q([].push);

var objectKeysInternal = function (object, names) {
  var O = toIndexedObject$7(object);
  var i = 0;
  var result = [];
  var key;
  for (key in O) !hasOwn$i(hiddenKeys$5, key) && hasOwn$i(O, key) && push$c(result, key);
  // Don't enum bug & hidden keys
  while (names.length > i) if (hasOwn$i(O, key = names[i++])) {
    ~indexOf$4(result, key) || push$c(result, key);
  }
  return result;
};

// IE8- don't enum bug keys
var enumBugKeys$3 = [
  'constructor',
  'hasOwnProperty',
  'isPrototypeOf',
  'propertyIsEnumerable',
  'toLocaleString',
  'toString',
  'valueOf'
];

var internalObjectKeys$1 = objectKeysInternal;
var enumBugKeys$2 = enumBugKeys$3;

// `Object.keys` method
// https://tc39.es/ecma262/#sec-object.keys
// eslint-disable-next-line es/no-object-keys -- safe
var objectKeys$3 = Object.keys || function keys(O) {
  return internalObjectKeys$1(O, enumBugKeys$2);
};

var objectGetOwnPropertySymbols = {};

// eslint-disable-next-line es/no-object-getownpropertysymbols -- safe
objectGetOwnPropertySymbols.f = Object.getOwnPropertySymbols;

var DESCRIPTORS$c = descriptors;
var uncurryThis$p = functionUncurryThis;
var call$f = functionCall;
var fails$r = fails$z;
var objectKeys$2 = objectKeys$3;
var getOwnPropertySymbolsModule$3 = objectGetOwnPropertySymbols;
var propertyIsEnumerableModule$1 = objectPropertyIsEnumerable;
var toObject$d = toObject$f;
var IndexedObject$2 = indexedObject;

// eslint-disable-next-line es/no-object-assign -- safe
var $assign = Object.assign;
// eslint-disable-next-line es/no-object-defineproperty -- required for testing
var defineProperty$e = Object.defineProperty;
var concat$6 = uncurryThis$p([].concat);

// `Object.assign` method
// https://tc39.es/ecma262/#sec-object.assign
var objectAssign = !$assign || fails$r(function () {
  // should have correct order of operations (Edge bug)
  if (DESCRIPTORS$c && $assign({ b: 1 }, $assign(defineProperty$e({}, 'a', {
    enumerable: true,
    get: function () {
      defineProperty$e(this, 'b', {
        value: 3,
        enumerable: false
      });
    }
  }), { b: 2 })).b !== 1) return true;
  // should work with symbols and should have deterministic property order (V8 bug)
  var A = {};
  var B = {};
  // eslint-disable-next-line es/no-symbol -- safe
  var symbol = Symbol('assign detection');
  var alphabet = 'abcdefghijklmnopqrst';
  A[symbol] = 7;
  alphabet.split('').forEach(function (chr) { B[chr] = chr; });
  return $assign({}, A)[symbol] !== 7 || objectKeys$2($assign({}, B)).join('') !== alphabet;
}) ? function assign(target, source) { // eslint-disable-line no-unused-vars -- required for `.length`
  var T = toObject$d(target);
  var argumentsLength = arguments.length;
  var index = 1;
  var getOwnPropertySymbols = getOwnPropertySymbolsModule$3.f;
  var propertyIsEnumerable = propertyIsEnumerableModule$1.f;
  while (argumentsLength > index) {
    var S = IndexedObject$2(arguments[index++]);
    var keys = getOwnPropertySymbols ? concat$6(objectKeys$2(S), getOwnPropertySymbols(S)) : objectKeys$2(S);
    var length = keys.length;
    var j = 0;
    var key;
    while (length > j) {
      key = keys[j++];
      if (!DESCRIPTORS$c || call$f(propertyIsEnumerable, S, key)) T[key] = S[key];
    }
  } return T;
} : $assign;

var $$10 = _export;
var assign$5 = objectAssign;

// `Object.assign` method
// https://tc39.es/ecma262/#sec-object.assign
// eslint-disable-next-line es/no-object-assign -- required for testing
$$10({ target: 'Object', stat: true, arity: 2, forced: Object.assign !== assign$5 }, {
  assign: assign$5
});

var path$v = path$y;

var assign$4 = path$v.Object.assign;

var parent$1p = assign$4;

var assign$3 = parent$1p;

var assign$2 = assign$3;

var _Object$assign = /*@__PURE__*/getDefaultExportFromCjs(assign$2);

var uncurryThis$o = functionUncurryThis;

var arraySlice$6 = uncurryThis$o([].slice);

var uncurryThis$n = functionUncurryThis;
var aCallable$b = aCallable$e;
var isObject$h = isObject$m;
var hasOwn$h = hasOwnProperty_1;
var arraySlice$5 = arraySlice$6;
var NATIVE_BIND = functionBindNative;

var $Function = Function;
var concat$5 = uncurryThis$n([].concat);
var join = uncurryThis$n([].join);
var factories = {};

var construct$4 = function (C, argsLength, args) {
  if (!hasOwn$h(factories, argsLength)) {
    var list = [];
    var i = 0;
    for (; i < argsLength; i++) list[i] = 'a[' + i + ']';
    factories[argsLength] = $Function('C,a', 'return new C(' + join(list, ',') + ')');
  } return factories[argsLength](C, args);
};

// `Function.prototype.bind` method implementation
// https://tc39.es/ecma262/#sec-function.prototype.bind
// eslint-disable-next-line es/no-function-prototype-bind -- detection
var functionBind = NATIVE_BIND ? $Function.bind : function bind(that /* , ...args */) {
  var F = aCallable$b(this);
  var Prototype = F.prototype;
  var partArgs = arraySlice$5(arguments, 1);
  var boundFunction = function bound(/* args... */) {
    var args = concat$5(partArgs, arraySlice$5(arguments));
    return this instanceof boundFunction ? construct$4(F, args.length, args) : F.apply(that, args);
  };
  if (isObject$h(Prototype)) boundFunction.prototype = Prototype;
  return boundFunction;
};

// TODO: Remove from `core-js@4`
var $$$ = _export;
var bind$g = functionBind;

// `Function.prototype.bind` method
// https://tc39.es/ecma262/#sec-function.prototype.bind
// eslint-disable-next-line es/no-function-prototype-bind -- detection
$$$({ target: 'Function', proto: true, forced: Function.bind !== bind$g }, {
  bind: bind$g
});

var path$u = path$y;

var entryVirtual$l = function (CONSTRUCTOR) {
  return path$u[CONSTRUCTOR + 'Prototype'];
};

var entryVirtual$k = entryVirtual$l;

var bind$f = entryVirtual$k('Function').bind;

var isPrototypeOf$n = objectIsPrototypeOf;
var method$i = bind$f;

var FunctionPrototype$2 = Function.prototype;

var bind$e = function (it) {
  var own = it.bind;
  return it === FunctionPrototype$2 || (isPrototypeOf$n(FunctionPrototype$2, it) && own === FunctionPrototype$2.bind) ? method$i : own;
};

var parent$1o = bind$e;

var bind$d = parent$1o;

var bind$c = bind$d;

var _bindInstanceProperty$1 = /*@__PURE__*/getDefaultExportFromCjs(bind$c);

/**
 * Draw a circle.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - The radius of the circle.
 */
function drawCircle(ctx, x, y, r) {
  ctx.beginPath();
  ctx.arc(x, y, r, 0, 2 * Math.PI, false);
  ctx.closePath();
}
/**
 * Draw a square.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - Half of the width and height of the square.
 */
function drawSquare(ctx, x, y, r) {
  ctx.beginPath();
  ctx.rect(x - r, y - r, r * 2, r * 2);
  ctx.closePath();
}
/**
 * Draw an equilateral triangle standing on a side.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - Half of the length of the sides.
 * @remarks
 * http://en.wikipedia.org/wiki/Equilateral_triangle
 */
function drawTriangle(ctx, x, y, r) {
  ctx.beginPath();
  // the change in radius and the offset is here to center the shape
  r *= 1.15;
  y += 0.275 * r;
  var s = r * 2;
  var s2 = s / 2;
  var ir = Math.sqrt(3) / 6 * s; // radius of inner circle
  var h = Math.sqrt(s * s - s2 * s2); // height
  ctx.moveTo(x, y - (h - ir));
  ctx.lineTo(x + s2, y + ir);
  ctx.lineTo(x - s2, y + ir);
  ctx.lineTo(x, y - (h - ir));
  ctx.closePath();
}
/**
 * Draw an equilateral triangle standing on a vertex.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - Half of the length of the sides.
 * @remarks
 * http://en.wikipedia.org/wiki/Equilateral_triangle
 */
function drawTriangleDown(ctx, x, y, r) {
  ctx.beginPath();
  // the change in radius and the offset is here to center the shape
  r *= 1.15;
  y -= 0.275 * r;
  var s = r * 2;
  var s2 = s / 2;
  var ir = Math.sqrt(3) / 6 * s; // radius of inner circle
  var h = Math.sqrt(s * s - s2 * s2); // height
  ctx.moveTo(x, y + (h - ir));
  ctx.lineTo(x + s2, y - ir);
  ctx.lineTo(x - s2, y - ir);
  ctx.lineTo(x, y + (h - ir));
  ctx.closePath();
}
/**
 * Draw a star.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - The outer radius of the star.
 */
function drawStar(ctx, x, y, r) {
  // http://www.html5canvastutorials.com/labs/html5-canvas-star-spinner/
  ctx.beginPath();
  // the change in radius and the offset is here to center the shape
  r *= 0.82;
  y += 0.1 * r;
  for (var n = 0; n < 10; n++) {
    var radius = n % 2 === 0 ? r * 1.3 : r * 0.5;
    ctx.lineTo(x + radius * Math.sin(n * 2 * Math.PI / 10), y - radius * Math.cos(n * 2 * Math.PI / 10));
  }
  ctx.closePath();
}
/**
 * Draw a diamond.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - Half of the width and height of the diamond.
 * @remarks
 * http://www.html5canvastutorials.com/labs/html5-canvas-star-spinner/
 */
function drawDiamond(ctx, x, y, r) {
  ctx.beginPath();
  ctx.lineTo(x, y + r);
  ctx.lineTo(x + r, y);
  ctx.lineTo(x, y - r);
  ctx.lineTo(x - r, y);
  ctx.closePath();
}
/**
 * Draw a rectangle with rounded corners.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param w - The width of the rectangle.
 * @param h - The height of the rectangle.
 * @param r - The radius of the corners.
 * @remarks
 * http://stackoverflow.com/questions/1255512/how-to-draw-a-rounded-rectangle-on-html-canvas
 */
function drawRoundRect(ctx, x, y, w, h, r) {
  var r2d = Math.PI / 180;
  if (w - 2 * r < 0) {
    r = w / 2;
  } //ensure that the radius isn't too large for x
  if (h - 2 * r < 0) {
    r = h / 2;
  } //ensure that the radius isn't too large for y
  ctx.beginPath();
  ctx.moveTo(x + r, y);
  ctx.lineTo(x + w - r, y);
  ctx.arc(x + w - r, y + r, r, r2d * 270, r2d * 360, false);
  ctx.lineTo(x + w, y + h - r);
  ctx.arc(x + w - r, y + h - r, r, 0, r2d * 90, false);
  ctx.lineTo(x + r, y + h);
  ctx.arc(x + r, y + h - r, r, r2d * 90, r2d * 180, false);
  ctx.lineTo(x, y + r);
  ctx.arc(x + r, y + r, r, r2d * 180, r2d * 270, false);
  ctx.closePath();
}
/**
 * Draw an ellipse.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param w - The width of the ellipse.
 * @param h - The height of the ellipse.
 * @remarks
 * http://stackoverflow.com/questions/2172798/how-to-draw-an-oval-in-html5-canvas
 *
 * Postfix '_vis' added to discern it from standard method ellipse().
 */
function drawEllipse(ctx, x, y, w, h) {
  var kappa = 0.5522848,
    ox = w / 2 * kappa,
    // control point offset horizontal
    oy = h / 2 * kappa,
    // control point offset vertical
    xe = x + w,
    // x-end
    ye = y + h,
    // y-end
    xm = x + w / 2,
    // x-middle
    ym = y + h / 2; // y-middle
  ctx.beginPath();
  ctx.moveTo(x, ym);
  ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y);
  ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym);
  ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye);
  ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym);
  ctx.closePath();
}
/**
 * Draw an isometric cylinder.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param w - The width of the database.
 * @param h - The height of the database.
 * @remarks
 * http://stackoverflow.com/questions/2172798/how-to-draw-an-oval-in-html5-canvas
 */
function drawDatabase(ctx, x, y, w, h) {
  var f = 1 / 3;
  var wEllipse = w;
  var hEllipse = h * f;
  var kappa = 0.5522848,
    ox = wEllipse / 2 * kappa,
    // control point offset horizontal
    oy = hEllipse / 2 * kappa,
    // control point offset vertical
    xe = x + wEllipse,
    // x-end
    ye = y + hEllipse,
    // y-end
    xm = x + wEllipse / 2,
    // x-middle
    ym = y + hEllipse / 2,
    // y-middle
    ymb = y + (h - hEllipse / 2),
    // y-midlle, bottom ellipse
    yeb = y + h; // y-end, bottom ellipse
  ctx.beginPath();
  ctx.moveTo(xe, ym);
  ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye);
  ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym);
  ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y);
  ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym);
  ctx.lineTo(xe, ymb);
  ctx.bezierCurveTo(xe, ymb + oy, xm + ox, yeb, xm, yeb);
  ctx.bezierCurveTo(xm - ox, yeb, x, ymb + oy, x, ymb);
  ctx.lineTo(x, ym);
}
/**
 * Draw a dashed line.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The start position on the x axis.
 * @param y - The start position on the y axis.
 * @param x2 - The end position on the x axis.
 * @param y2 - The end position on the y axis.
 * @param pattern - List of lengths starting with line and then alternating between space and line.
 * @author David Jordan
 * @remarks
 * date 2012-08-08
 * http://stackoverflow.com/questions/4576724/dotted-stroke-in-canvas
 */
function drawDashedLine(ctx, x, y, x2, y2, pattern) {
  ctx.beginPath();
  ctx.moveTo(x, y);
  var patternLength = pattern.length;
  var dx = x2 - x;
  var dy = y2 - y;
  var slope = dy / dx;
  var distRemaining = Math.sqrt(dx * dx + dy * dy);
  var patternIndex = 0;
  var draw = true;
  var xStep = 0;
  var dashLength = +pattern[0];
  while (distRemaining >= 0.1) {
    dashLength = +pattern[patternIndex++ % patternLength];
    if (dashLength > distRemaining) {
      dashLength = distRemaining;
    }
    xStep = Math.sqrt(dashLength * dashLength / (1 + slope * slope));
    xStep = dx < 0 ? -xStep : xStep;
    x += xStep;
    y += slope * xStep;
    if (draw === true) {
      ctx.lineTo(x, y);
    } else {
      ctx.moveTo(x, y);
    }
    distRemaining -= dashLength;
    draw = !draw;
  }
}
/**
 * Draw a hexagon.
 *
 * @param ctx - The context this shape will be rendered to.
 * @param x - The position of the center on the x axis.
 * @param y - The position of the center on the y axis.
 * @param r - The radius of the hexagon.
 */
function drawHexagon(ctx, x, y, r) {
  ctx.beginPath();
  var sides = 6;
  var a = Math.PI * 2 / sides;
  ctx.moveTo(x + r, y);
  for (var i = 1; i < sides; i++) {
    ctx.lineTo(x + r * Math.cos(a * i), y + r * Math.sin(a * i));
  }
  ctx.closePath();
}
var shapeMap = {
  circle: drawCircle,
  dashedLine: drawDashedLine,
  database: drawDatabase,
  diamond: drawDiamond,
  ellipse: drawEllipse,
  ellipse_vis: drawEllipse,
  hexagon: drawHexagon,
  roundRect: drawRoundRect,
  square: drawSquare,
  star: drawStar,
  triangle: drawTriangle,
  triangleDown: drawTriangleDown
};
/**
 * Returns either custom or native drawing function base on supplied name.
 *
 * @param name - The name of the function. Either the name of a
 * CanvasRenderingContext2D property or an export from shapes.ts without the
 * draw prefix.
 * @returns The function that can be used for rendering. In case of native
 * CanvasRenderingContext2D function the API is normalized to
 * `(ctx: CanvasRenderingContext2D, ...originalArgs) => void`.
 */
function getShape(name) {
  if (Object.prototype.hasOwnProperty.call(shapeMap, name)) {
    return shapeMap[name];
  } else {
    return function (ctx) {
      for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        args[_key - 1] = arguments[_key];
      }
      CanvasRenderingContext2D.prototype[name].call(ctx, args);
    };
  }
}

function styleInject(css, ref) {
  if ( ref === void 0 ) ref = {};
  var insertAt = ref.insertAt;

  if (!css || typeof document === 'undefined') { return; }

  var head = document.head || document.getElementsByTagName('head')[0];
  var style = document.createElement('style');
  style.type = 'text/css';

  if (insertAt === 'top') {
    if (head.firstChild) {
      head.insertBefore(style, head.firstChild);
    } else {
      head.appendChild(style);
    }
  } else {
    head.appendChild(style);
  }

  if (style.styleSheet) {
    style.styleSheet.cssText = css;
  } else {
    style.appendChild(document.createTextNode(css));
  }
}

var css_248z$6 = ".vis-overlay {\n  position: absolute;\n  top: 0px;\n  right: 0px;\n  bottom: 0px;\n  left: 0px;\n\n  /* Must be displayed above for example selected Timeline items */\n  z-index: 10;\n}\n\n.vis-active {\n  box-shadow: 0 0 10px #86d5f8;\n}\n";
styleInject(css_248z$6);

var css_248z$5 = "/* override some bootstrap styles screwing up the timelines css */\n\n.vis [class*=\"span\"] {\n  min-height: 0;\n  width: auto;\n}\n";
styleInject(css_248z$5);

var css_248z$4 = "div.vis-color-picker {\n  position: absolute;\n  top: 0px;\n  left: 30px;\n  margin-top: -140px;\n  margin-left: 30px;\n  width: 310px;\n  height: 444px;\n  z-index: 1;\n  padding: 10px;\n  border-radius: 15px;\n  background-color: #ffffff;\n  display: none;\n  box-shadow: rgba(0, 0, 0, 0.5) 0px 0px 10px 0px;\n}\n\ndiv.vis-color-picker div.vis-arrow {\n  position: absolute;\n  top: 147px;\n  left: 5px;\n}\n\ndiv.vis-color-picker div.vis-arrow::after,\ndiv.vis-color-picker div.vis-arrow::before {\n  right: 100%;\n  top: 50%;\n  border: solid transparent;\n  content: \" \";\n  height: 0;\n  width: 0;\n  position: absolute;\n  pointer-events: none;\n}\n\ndiv.vis-color-picker div.vis-arrow:after {\n  border-color: rgba(255, 255, 255, 0);\n  border-right-color: #ffffff;\n  border-width: 30px;\n  margin-top: -30px;\n}\n\ndiv.vis-color-picker div.vis-color {\n  position: absolute;\n  width: 289px;\n  height: 289px;\n  cursor: pointer;\n}\n\ndiv.vis-color-picker div.vis-brightness {\n  position: absolute;\n  top: 313px;\n}\n\ndiv.vis-color-picker div.vis-opacity {\n  position: absolute;\n  top: 350px;\n}\n\ndiv.vis-color-picker div.vis-selector {\n  position: absolute;\n  top: 137px;\n  left: 137px;\n  width: 15px;\n  height: 15px;\n  border-radius: 15px;\n  border: 1px solid #ffffff;\n  background: #4c4c4c; /* Old browsers */\n  background: -moz-linear-gradient(\n    top,\n    #4c4c4c 0%,\n    #595959 12%,\n    #666666 25%,\n    #474747 39%,\n    #2c2c2c 50%,\n    #000000 51%,\n    #111111 60%,\n    #2b2b2b 76%,\n    #1c1c1c 91%,\n    #131313 100%\n  ); /* FF3.6+ */\n  background: -webkit-gradient(\n    linear,\n    left top,\n    left bottom,\n    color-stop(0%, #4c4c4c),\n    color-stop(12%, #595959),\n    color-stop(25%, #666666),\n    color-stop(39%, #474747),\n    color-stop(50%, #2c2c2c),\n    color-stop(51%, #000000),\n    color-stop(60%, #111111),\n    color-stop(76%, #2b2b2b),\n    color-stop(91%, #1c1c1c),\n    color-stop(100%, #131313)\n  ); /* Chrome,Safari4+ */\n  background: -webkit-linear-gradient(\n    top,\n    #4c4c4c 0%,\n    #595959 12%,\n    #666666 25%,\n    #474747 39%,\n    #2c2c2c 50%,\n    #000000 51%,\n    #111111 60%,\n    #2b2b2b 76%,\n    #1c1c1c 91%,\n    #131313 100%\n  ); /* Chrome10+,Safari5.1+ */\n  background: -o-linear-gradient(\n    top,\n    #4c4c4c 0%,\n    #595959 12%,\n    #666666 25%,\n    #474747 39%,\n    #2c2c2c 50%,\n    #000000 51%,\n    #111111 60%,\n    #2b2b2b 76%,\n    #1c1c1c 91%,\n    #131313 100%\n  ); /* Opera 11.10+ */\n  background: -ms-linear-gradient(\n    top,\n    #4c4c4c 0%,\n    #595959 12%,\n    #666666 25%,\n    #474747 39%,\n    #2c2c2c 50%,\n    #000000 51%,\n    #111111 60%,\n    #2b2b2b 76%,\n    #1c1c1c 91%,\n    #131313 100%\n  ); /* IE10+ */\n  background: linear-gradient(\n    to bottom,\n    #4c4c4c 0%,\n    #595959 12%,\n    #666666 25%,\n    #474747 39%,\n    #2c2c2c 50%,\n    #000000 51%,\n    #111111 60%,\n    #2b2b2b 76%,\n    #1c1c1c 91%,\n    #131313 100%\n  ); /* W3C */\n  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#4c4c4c', endColorstr='#131313',GradientType=0 ); /* IE6-9 */\n}\n\ndiv.vis-color-picker div.vis-new-color {\n  position: absolute;\n  width: 140px;\n  height: 20px;\n  border: 1px solid rgba(0, 0, 0, 0.1);\n  border-radius: 5px;\n  top: 380px;\n  left: 159px;\n  text-align: right;\n  padding-right: 2px;\n  font-size: 10px;\n  color: rgba(0, 0, 0, 0.4);\n  vertical-align: middle;\n  line-height: 20px;\n}\n\ndiv.vis-color-picker div.vis-initial-color {\n  position: absolute;\n  width: 140px;\n  height: 20px;\n  border: 1px solid rgba(0, 0, 0, 0.1);\n  border-radius: 5px;\n  top: 380px;\n  left: 10px;\n  text-align: left;\n  padding-left: 2px;\n  font-size: 10px;\n  color: rgba(0, 0, 0, 0.4);\n  vertical-align: middle;\n  line-height: 20px;\n}\n\ndiv.vis-color-picker div.vis-label {\n  position: absolute;\n  width: 300px;\n  left: 10px;\n}\n\ndiv.vis-color-picker div.vis-label.vis-brightness {\n  top: 300px;\n}\n\ndiv.vis-color-picker div.vis-