@amcharts/amcharts4
Version:
amCharts 4
1,657 lines (1,385 loc) • 347 kB
JavaScript
import 'core-js/modules/es.array.map';
import 'core-js/modules/es.regexp.exec';
import 'core-js/modules/es.string.match';
import 'core-js/modules/es.string.replace';
import 'core-js/modules/es.string.starts-with';
import 'core-js/modules/es.array.join';
import _slicedToArray from '@babel/runtime/helpers/slicedToArray';
import 'core-js/modules/es.symbol';
import 'core-js/modules/es.array.filter';
import 'core-js/modules/es.array.for-each';
import 'core-js/modules/es.object.get-own-property-descriptor';
import 'core-js/modules/es.object.get-own-property-descriptors';
import 'core-js/modules/es.object.keys';
import 'core-js/modules/web.dom-collections.for-each';
import _regeneratorRuntime from '@babel/runtime/regenerator';
import _asyncToGenerator from '@babel/runtime/helpers/asyncToGenerator';
import _defineProperty from '@babel/runtime/helpers/defineProperty';
import _classCallCheck from '@babel/runtime/helpers/classCallCheck';
import _createClass from '@babel/runtime/helpers/createClass';
import 'core-js/modules/es.array.concat';
import 'core-js/modules/es.array.every';
import 'core-js/modules/es.array.reduce';
import 'core-js/modules/es.object.to-string';
import 'core-js/modules/es.promise';
import 'core-js/modules/es.string.split';
import requestAnimationFrame from 'raf';
import 'core-js/modules/es.function.name';
import RGBColor from 'rgbcolor';
import 'core-js/modules/es.reflect.construct';
import 'core-js/modules/es.regexp.to-string';
import _possibleConstructorReturn from '@babel/runtime/helpers/possibleConstructorReturn';
import _getPrototypeOf from '@babel/runtime/helpers/getPrototypeOf';
import _inherits from '@babel/runtime/helpers/inherits';
import 'core-js/modules/es.array.from';
import 'core-js/modules/es.array.includes';
import 'core-js/modules/es.array.some';
import 'core-js/modules/es.string.includes';
import 'core-js/modules/es.string.iterator';
import 'core-js/modules/es.string.trim';
import _toConsumableArray from '@babel/runtime/helpers/toConsumableArray';
import 'core-js/modules/es.array.index-of';
import 'core-js/modules/es.array.reverse';
import _get from '@babel/runtime/helpers/get';
import 'core-js/modules/es.number.constructor';
import 'core-js/modules/es.array.fill';
import 'core-js/modules/es.reflect.delete-property';
import _assertThisInitialized from '@babel/runtime/helpers/assertThisInitialized';
import 'core-js/modules/es.array.iterator';
import 'core-js/modules/web.dom-collections.iterator';
import 'core-js/modules/es.symbol.description';
import 'core-js/modules/es.symbol.iterator';
import 'core-js/modules/es.array.slice';
import 'core-js/modules/es.map';
import 'core-js/modules/es.reflect.apply';
import 'core-js/modules/es.reflect.get-prototype-of';
import { canvasRGBA } from 'stackblur-canvas';
/**
* HTML-safe compress white-spaces.
* @param str - String to compress.
*/
function compressSpaces(str) {
return str.replace(/(?!\u3000)\s+/gm, ' ');
}
/**
* HTML-safe left trim.
* @param str - String to trim.
*/
function trimLeft(str) {
return str.replace(/^[\n \t]+/, '');
}
/**
* HTML-safe right trim.
* @param str - String to trim.
*/
function trimRight(str) {
return str.replace(/[\n \t]+$/, '');
}
/**
* String to numbers array.
* @param str - Numbers string.
*/
function toNumbers(str) {
var matches = (str || '').match(/-?(\d+(?:\.\d*(?:[eE][+-]?\d+)?)?|\.\d+)(?=\D|$)/gm) || [];
return matches.map(parseFloat);
} // Microsoft Edge fix
var allUppercase = /^[A-Z-]+$/;
/**
* Normalize attribute name.
* @param name - Attribute name.
*/
function normalizeAttributeName(name) {
if (allUppercase.test(name)) {
return name.toLowerCase();
}
return name;
}
/**
* Parse external URL.
* @param url - CSS url string.
*/
function parseExternalUrl(url) {
// single quotes [2]
// v double quotes [3]
// v v no quotes [4]
// v v v
var urlMatch = url.match(/url\(('([^']+)'|"([^"]+)"|([^'"\)]+))\)/) || [];
return urlMatch[2] || urlMatch[3] || urlMatch[4];
}
/**
* Transform floats to integers in rgb colors.
* @param color - Color to normalize.
*/
function normalizeColor(color) {
if (!color.startsWith('rgb')) {
return color;
}
var rgbParts = 3;
var normalizedColor = color.replace(/\d+(\.\d+)?/g, function (num, isFloat) {
return rgbParts-- && isFloat ? String(Math.round(parseFloat(num))) : num;
});
return normalizedColor;
}
// slightly modified version of https://github.com/keeganstreet/specificity/blob/master/specificity.js
var attributeRegex = /(\[[^\]]+\])/g;
var idRegex = /(#[^\s\+>~\.\[:]+)/g;
var classRegex = /(\.[^\s\+>~\.\[:]+)/g;
var pseudoElementRegex = /(::[^\s\+>~\.\[:]+|:first-line|:first-letter|:before|:after)/gi;
var pseudoClassWithBracketsRegex = /(:[\w-]+\([^\)]*\))/gi;
var pseudoClassRegex = /(:[^\s\+>~\.\[:]+)/g;
var elementRegex = /([^\s\+>~\.\[:]+)/g;
function findSelectorMatch(selector, regex) {
var matches = selector.match(regex);
if (!matches) {
return [selector, 0];
}
return [selector.replace(regex, ' '), matches.length];
}
/**
* Measure selector specificity.
* @param selector - Selector to measure.
*/
function getSelectorSpecificity(selector) {
var specificity = [0, 0, 0];
var currentSelector = selector.replace(/:not\(([^\)]*)\)/g, ' $1 ').replace(/{[\s\S]*/gm, ' ');
var delta = 0;
var _findSelectorMatch = findSelectorMatch(currentSelector, attributeRegex);
var _findSelectorMatch2 = _slicedToArray(_findSelectorMatch, 2);
currentSelector = _findSelectorMatch2[0];
delta = _findSelectorMatch2[1];
specificity[1] += delta;
var _findSelectorMatch3 = findSelectorMatch(currentSelector, idRegex);
var _findSelectorMatch4 = _slicedToArray(_findSelectorMatch3, 2);
currentSelector = _findSelectorMatch4[0];
delta = _findSelectorMatch4[1];
specificity[0] += delta;
var _findSelectorMatch5 = findSelectorMatch(currentSelector, classRegex);
var _findSelectorMatch6 = _slicedToArray(_findSelectorMatch5, 2);
currentSelector = _findSelectorMatch6[0];
delta = _findSelectorMatch6[1];
specificity[1] += delta;
var _findSelectorMatch7 = findSelectorMatch(currentSelector, pseudoElementRegex);
var _findSelectorMatch8 = _slicedToArray(_findSelectorMatch7, 2);
currentSelector = _findSelectorMatch8[0];
delta = _findSelectorMatch8[1];
specificity[2] += delta;
var _findSelectorMatch9 = findSelectorMatch(currentSelector, pseudoClassWithBracketsRegex);
var _findSelectorMatch10 = _slicedToArray(_findSelectorMatch9, 2);
currentSelector = _findSelectorMatch10[0];
delta = _findSelectorMatch10[1];
specificity[1] += delta;
var _findSelectorMatch11 = findSelectorMatch(currentSelector, pseudoClassRegex);
var _findSelectorMatch12 = _slicedToArray(_findSelectorMatch11, 2);
currentSelector = _findSelectorMatch12[0];
delta = _findSelectorMatch12[1];
specificity[1] += delta;
currentSelector = currentSelector.replace(/[\*\s\+>~]/g, ' ').replace(/[#\.]/g, ' ');
var _findSelectorMatch13 = findSelectorMatch(currentSelector, elementRegex);
var _findSelectorMatch14 = _slicedToArray(_findSelectorMatch13, 2);
currentSelector = _findSelectorMatch14[0];
delta = _findSelectorMatch14[1];
// lgtm [js/useless-assignment-to-local]
specificity[2] += delta;
return specificity.join('');
}
var PSEUDO_ZERO = .00000001;
/**
* Vector magnitude.
*/
function vectorMagnitude(v) {
return Math.sqrt(Math.pow(v[0], 2) + Math.pow(v[1], 2));
}
/**
* Ratio between two vectors.
*/
function vectorsRatio(u, v) {
return (u[0] * v[0] + u[1] * v[1]) / (vectorMagnitude(u) * vectorMagnitude(v));
}
/**
* Angle between two vectors.
*/
function vectorsAngle(u, v) {
return (u[0] * v[1] < u[1] * v[0] ? -1 : 1) * Math.acos(vectorsRatio(u, v));
}
function CB1(t) {
return t * t * t;
}
function CB2(t) {
return 3 * t * t * (1 - t);
}
function CB3(t) {
return 3 * t * (1 - t) * (1 - t);
}
function CB4(t) {
return (1 - t) * (1 - t) * (1 - t);
}
function QB1(t) {
return t * t;
}
function QB2(t) {
return 2 * t * (1 - t);
}
function QB3(t) {
return (1 - t) * (1 - t);
}
function createCommonjsModule(fn, module) {
return module = { exports: {} }, fn(module, module.exports), module.exports;
}
var runtime_1 = createCommonjsModule(function (module) {
/**
* Copyright (c) 2014-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
var runtime = function (exports) {
var Op = Object.prototype;
var hasOwn = Op.hasOwnProperty;
var undefined$1; // More compressible than void 0.
var $Symbol = typeof Symbol === "function" ? Symbol : {};
var iteratorSymbol = $Symbol.iterator || "@@iterator";
var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
function wrap(innerFn, outerFn, self, tryLocsList) {
// If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
var generator = Object.create(protoGenerator.prototype);
var context = new Context(tryLocsList || []); // The ._invoke method unifies the implementations of the .next,
// .throw, and .return methods.
generator._invoke = makeInvokeMethod(innerFn, self, context);
return generator;
}
exports.wrap = wrap; // Try/catch helper to minimize deoptimizations. Returns a completion
// record like context.tryEntries[i].completion. This interface could
// have been (and was previously) designed to take a closure to be
// invoked without arguments, but in all the cases we care about we
// already have an existing method we want to call, so there's no need
// to create a new function object. We can even get away with assuming
// the method takes exactly one argument, since that happens to be true
// in every case, so we don't have to touch the arguments object. The
// only additional allocation required is the completion record, which
// has a stable shape and so hopefully should be cheap to allocate.
function tryCatch(fn, obj, arg) {
try {
return {
type: "normal",
arg: fn.call(obj, arg)
};
} catch (err) {
return {
type: "throw",
arg: err
};
}
}
var GenStateSuspendedStart = "suspendedStart";
var GenStateSuspendedYield = "suspendedYield";
var GenStateExecuting = "executing";
var GenStateCompleted = "completed"; // Returning this object from the innerFn has the same effect as
// breaking out of the dispatch switch statement.
var ContinueSentinel = {}; // Dummy constructor functions that we use as the .constructor and
// .constructor.prototype properties for functions that return Generator
// objects. For full spec compliance, you may wish to configure your
// minifier not to mangle the names of these two functions.
function Generator() {}
function GeneratorFunction() {}
function GeneratorFunctionPrototype() {} // This is a polyfill for %IteratorPrototype% for environments that
// don't natively support it.
var IteratorPrototype = {};
IteratorPrototype[iteratorSymbol] = function () {
return this;
};
var getProto = Object.getPrototypeOf;
var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
// This environment has a native %IteratorPrototype%; use it instead
// of the polyfill.
IteratorPrototype = NativeIteratorPrototype;
}
var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
GeneratorFunctionPrototype.constructor = GeneratorFunction;
GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction"; // Helper for defining the .next, .throw, and .return methods of the
// Iterator interface in terms of a single ._invoke method.
function defineIteratorMethods(prototype) {
["next", "throw", "return"].forEach(function (method) {
prototype[method] = function (arg) {
return this._invoke(method, arg);
};
});
}
exports.isGeneratorFunction = function (genFun) {
var ctor = typeof genFun === "function" && genFun.constructor;
return ctor ? ctor === GeneratorFunction || // For the native GeneratorFunction constructor, the best we can
// do is to check its .name property.
(ctor.displayName || ctor.name) === "GeneratorFunction" : false;
};
exports.mark = function (genFun) {
if (Object.setPrototypeOf) {
Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
} else {
genFun.__proto__ = GeneratorFunctionPrototype;
if (!(toStringTagSymbol in genFun)) {
genFun[toStringTagSymbol] = "GeneratorFunction";
}
}
genFun.prototype = Object.create(Gp);
return genFun;
}; // Within the body of any async function, `await x` is transformed to
// `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
// `hasOwn.call(value, "__await")` to determine if the yielded value is
// meant to be awaited.
exports.awrap = function (arg) {
return {
__await: arg
};
};
function AsyncIterator(generator, PromiseImpl) {
function invoke(method, arg, resolve, reject) {
var record = tryCatch(generator[method], generator, arg);
if (record.type === "throw") {
reject(record.arg);
} else {
var result = record.arg;
var value = result.value;
if (value && typeof value === "object" && hasOwn.call(value, "__await")) {
return PromiseImpl.resolve(value.__await).then(function (value) {
invoke("next", value, resolve, reject);
}, function (err) {
invoke("throw", err, resolve, reject);
});
}
return PromiseImpl.resolve(value).then(function (unwrapped) {
// When a yielded Promise is resolved, its final value becomes
// the .value of the Promise<{value,done}> result for the
// current iteration.
result.value = unwrapped;
resolve(result);
}, function (error) {
// If a rejected Promise was yielded, throw the rejection back
// into the async generator function so it can be handled there.
return invoke("throw", error, resolve, reject);
});
}
}
var previousPromise;
function enqueue(method, arg) {
function callInvokeWithMethodAndArg() {
return new PromiseImpl(function (resolve, reject) {
invoke(method, arg, resolve, reject);
});
}
return previousPromise = // If enqueue has been called before, then we want to wait until
// all previous Promises have been resolved before calling invoke,
// so that results are always delivered in the correct order. If
// enqueue has not been called before, then it is important to
// call invoke immediately, without waiting on a callback to fire,
// so that the async generator function has the opportunity to do
// any necessary setup in a predictable way. This predictability
// is why the Promise constructor synchronously invokes its
// executor callback, and why async functions synchronously
// execute code before the first await. Since we implement simple
// async functions in terms of async generators, it is especially
// important to get this right, even though it requires care.
previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, // Avoid propagating failures to Promises returned by later
// invocations of the iterator.
callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
} // Define the unified helper method that is used to implement .next,
// .throw, and .return (see defineIteratorMethods).
this._invoke = enqueue;
}
defineIteratorMethods(AsyncIterator.prototype);
AsyncIterator.prototype[asyncIteratorSymbol] = function () {
return this;
};
exports.AsyncIterator = AsyncIterator; // Note that simple async functions are implemented on top of
// AsyncIterator objects; they just return a Promise for the value of
// the final result produced by the iterator.
exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) {
if (PromiseImpl === void 0) PromiseImpl = Promise;
var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl);
return exports.isGeneratorFunction(outerFn) ? iter // If outerFn is a generator, return the full iterator.
: iter.next().then(function (result) {
return result.done ? result.value : iter.next();
});
};
function makeInvokeMethod(innerFn, self, context) {
var state = GenStateSuspendedStart;
return function invoke(method, arg) {
if (state === GenStateExecuting) {
throw new Error("Generator is already running");
}
if (state === GenStateCompleted) {
if (method === "throw") {
throw arg;
} // Be forgiving, per 25.3.3.3.3 of the spec:
// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
return doneResult();
}
context.method = method;
context.arg = arg;
while (true) {
var delegate = context.delegate;
if (delegate) {
var delegateResult = maybeInvokeDelegate(delegate, context);
if (delegateResult) {
if (delegateResult === ContinueSentinel) continue;
return delegateResult;
}
}
if (context.method === "next") {
// Setting context._sent for legacy support of Babel's
// function.sent implementation.
context.sent = context._sent = context.arg;
} else if (context.method === "throw") {
if (state === GenStateSuspendedStart) {
state = GenStateCompleted;
throw context.arg;
}
context.dispatchException(context.arg);
} else if (context.method === "return") {
context.abrupt("return", context.arg);
}
state = GenStateExecuting;
var record = tryCatch(innerFn, self, context);
if (record.type === "normal") {
// If an exception is thrown from innerFn, we leave state ===
// GenStateExecuting and loop back for another invocation.
state = context.done ? GenStateCompleted : GenStateSuspendedYield;
if (record.arg === ContinueSentinel) {
continue;
}
return {
value: record.arg,
done: context.done
};
} else if (record.type === "throw") {
state = GenStateCompleted; // Dispatch the exception by looping back around to the
// context.dispatchException(context.arg) call above.
context.method = "throw";
context.arg = record.arg;
}
}
};
} // Call delegate.iterator[context.method](context.arg) and handle the
// result, either by returning a { value, done } result from the
// delegate iterator, or by modifying context.method and context.arg,
// setting context.delegate to null, and returning the ContinueSentinel.
function maybeInvokeDelegate(delegate, context) {
var method = delegate.iterator[context.method];
if (method === undefined$1) {
// A .throw or .return when the delegate iterator has no .throw
// method always terminates the yield* loop.
context.delegate = null;
if (context.method === "throw") {
// Note: ["return"] must be used for ES3 parsing compatibility.
if (delegate.iterator["return"]) {
// If the delegate iterator has a return method, give it a
// chance to clean up.
context.method = "return";
context.arg = undefined$1;
maybeInvokeDelegate(delegate, context);
if (context.method === "throw") {
// If maybeInvokeDelegate(context) changed context.method from
// "return" to "throw", let that override the TypeError below.
return ContinueSentinel;
}
}
context.method = "throw";
context.arg = new TypeError("The iterator does not provide a 'throw' method");
}
return ContinueSentinel;
}
var record = tryCatch(method, delegate.iterator, context.arg);
if (record.type === "throw") {
context.method = "throw";
context.arg = record.arg;
context.delegate = null;
return ContinueSentinel;
}
var info = record.arg;
if (!info) {
context.method = "throw";
context.arg = new TypeError("iterator result is not an object");
context.delegate = null;
return ContinueSentinel;
}
if (info.done) {
// Assign the result of the finished delegate to the temporary
// variable specified by delegate.resultName (see delegateYield).
context[delegate.resultName] = info.value; // Resume execution at the desired location (see delegateYield).
context.next = delegate.nextLoc; // If context.method was "throw" but the delegate handled the
// exception, let the outer generator proceed normally. If
// context.method was "next", forget context.arg since it has been
// "consumed" by the delegate iterator. If context.method was
// "return", allow the original .return call to continue in the
// outer generator.
if (context.method !== "return") {
context.method = "next";
context.arg = undefined$1;
}
} else {
// Re-yield the result returned by the delegate method.
return info;
} // The delegate iterator is finished, so forget it and continue with
// the outer generator.
context.delegate = null;
return ContinueSentinel;
} // Define Generator.prototype.{next,throw,return} in terms of the
// unified ._invoke helper method.
defineIteratorMethods(Gp);
Gp[toStringTagSymbol] = "Generator"; // A Generator should always return itself as the iterator object when the
// @@iterator function is called on it. Some browsers' implementations of the
// iterator prototype chain incorrectly implement this, causing the Generator
// object to not be returned from this call. This ensures that doesn't happen.
// See https://github.com/facebook/regenerator/issues/274 for more details.
Gp[iteratorSymbol] = function () {
return this;
};
Gp.toString = function () {
return "[object Generator]";
};
function pushTryEntry(locs) {
var entry = {
tryLoc: locs[0]
};
if (1 in locs) {
entry.catchLoc = locs[1];
}
if (2 in locs) {
entry.finallyLoc = locs[2];
entry.afterLoc = locs[3];
}
this.tryEntries.push(entry);
}
function resetTryEntry(entry) {
var record = entry.completion || {};
record.type = "normal";
delete record.arg;
entry.completion = record;
}
function Context(tryLocsList) {
// The root entry object (effectively a try statement without a catch
// or a finally block) gives us a place to store values thrown from
// locations where there is no enclosing try statement.
this.tryEntries = [{
tryLoc: "root"
}];
tryLocsList.forEach(pushTryEntry, this);
this.reset(true);
}
exports.keys = function (object) {
var keys = [];
for (var key in object) {
keys.push(key);
}
keys.reverse(); // Rather than returning an object with a next method, we keep
// things simple and return the next function itself.
return function next() {
while (keys.length) {
var key = keys.pop();
if (key in object) {
next.value = key;
next.done = false;
return next;
}
} // To avoid creating an additional object, we just hang the .value
// and .done properties off the next function object itself. This
// also ensures that the minifier will not anonymize the function.
next.done = true;
return next;
};
};
function values(iterable) {
if (iterable) {
var iteratorMethod = iterable[iteratorSymbol];
if (iteratorMethod) {
return iteratorMethod.call(iterable);
}
if (typeof iterable.next === "function") {
return iterable;
}
if (!isNaN(iterable.length)) {
var i = -1,
next = function next() {
while (++i < iterable.length) {
if (hasOwn.call(iterable, i)) {
next.value = iterable[i];
next.done = false;
return next;
}
}
next.value = undefined$1;
next.done = true;
return next;
};
return next.next = next;
}
} // Return an iterator with no values.
return {
next: doneResult
};
}
exports.values = values;
function doneResult() {
return {
value: undefined$1,
done: true
};
}
Context.prototype = {
constructor: Context,
reset: function (skipTempReset) {
this.prev = 0;
this.next = 0; // Resetting context._sent for legacy support of Babel's
// function.sent implementation.
this.sent = this._sent = undefined$1;
this.done = false;
this.delegate = null;
this.method = "next";
this.arg = undefined$1;
this.tryEntries.forEach(resetTryEntry);
if (!skipTempReset) {
for (var name in this) {
// Not sure about the optimal order of these conditions:
if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
this[name] = undefined$1;
}
}
}
},
stop: function () {
this.done = true;
var rootEntry = this.tryEntries[0];
var rootRecord = rootEntry.completion;
if (rootRecord.type === "throw") {
throw rootRecord.arg;
}
return this.rval;
},
dispatchException: function (exception) {
if (this.done) {
throw exception;
}
var context = this;
function handle(loc, caught) {
record.type = "throw";
record.arg = exception;
context.next = loc;
if (caught) {
// If the dispatched exception was caught by a catch block,
// then let that catch block handle the exception normally.
context.method = "next";
context.arg = undefined$1;
}
return !!caught;
}
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
var record = entry.completion;
if (entry.tryLoc === "root") {
// Exception thrown outside of any try block that could handle
// it, so set the completion value of the entire function to
// throw the exception.
return handle("end");
}
if (entry.tryLoc <= this.prev) {
var hasCatch = hasOwn.call(entry, "catchLoc");
var hasFinally = hasOwn.call(entry, "finallyLoc");
if (hasCatch && hasFinally) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
} else if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else if (hasCatch) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
}
} else if (hasFinally) {
if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else {
throw new Error("try statement without catch or finally");
}
}
}
},
abrupt: function (type, arg) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
var finallyEntry = entry;
break;
}
}
if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
// Ignore the finally entry if control is not jumping to a
// location outside the try/catch block.
finallyEntry = null;
}
var record = finallyEntry ? finallyEntry.completion : {};
record.type = type;
record.arg = arg;
if (finallyEntry) {
this.method = "next";
this.next = finallyEntry.finallyLoc;
return ContinueSentinel;
}
return this.complete(record);
},
complete: function (record, afterLoc) {
if (record.type === "throw") {
throw record.arg;
}
if (record.type === "break" || record.type === "continue") {
this.next = record.arg;
} else if (record.type === "return") {
this.rval = this.arg = record.arg;
this.method = "return";
this.next = "end";
} else if (record.type === "normal" && afterLoc) {
this.next = afterLoc;
}
return ContinueSentinel;
},
finish: function (finallyLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.finallyLoc === finallyLoc) {
this.complete(entry.completion, entry.afterLoc);
resetTryEntry(entry);
return ContinueSentinel;
}
}
},
"catch": function (tryLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc === tryLoc) {
var record = entry.completion;
if (record.type === "throw") {
var thrown = record.arg;
resetTryEntry(entry);
}
return thrown;
}
} // The context.catch method must only be called with a location
// argument that corresponds to a known catch block.
throw new Error("illegal catch attempt");
},
delegateYield: function (iterable, resultName, nextLoc) {
this.delegate = {
iterator: values(iterable),
resultName: resultName,
nextLoc: nextLoc
};
if (this.method === "next") {
// Deliberately forget the last sent value so that we don't
// accidentally pass it on to the delegate.
this.arg = undefined$1;
}
return ContinueSentinel;
}
}; // Regardless of whether this script is executing as a CommonJS module
// or not, return the runtime object so that we can declare the variable
// regeneratorRuntime in the outer scope, which allows this module to be
// injected easily by `bin/regenerator --include-runtime script.js`.
return exports;
}( // If this script is executing as a CommonJS module, use module.exports
// as the regeneratorRuntime namespace. Otherwise create a new empty
// object. Either way, the resulting object will be used to initialize
// the regeneratorRuntime variable at the top of this file.
module.exports );
try {
regeneratorRuntime = runtime;
} catch (accidentalStrictMode) {
// This module should not be running in strict mode, so the above
// assignment should always work unless something is misconfigured. Just
// in case runtime.js accidentally runs in strict mode, we can escape
// strict mode using a global Function call. This could conceivably fail
// if a Content Security Policy forbids using Function, but in that case
// the proper solution is to fix the accidental strict mode problem. If
// you've misconfigured your bundler to force strict mode and applied a
// CSP to forbid Function, and you're not willing to fix either of those
// problems, please detail your unique predicament in a GitHub issue.
Function("r", "regeneratorRuntime = r")(runtime);
}
});
var Property = /*#__PURE__*/function () {
function Property(document, name, value) {
_classCallCheck(this, Property);
this.document = document;
this.name = name;
this.value = value;
this.isNormalizedColor = false;
}
_createClass(Property, [{
key: "hasValue",
value: function hasValue() {
var value = this.value;
return value !== null && value !== '' && value !== 0 && typeof value !== 'undefined';
}
}, {
key: "isString",
value: function isString(regexp) {
var value = this.value;
var result = typeof value === 'string';
if (!result || !regexp) {
return result;
}
return regexp.test(value);
}
}, {
key: "isUrlDefinition",
value: function isUrlDefinition() {
return this.isString(/^url\(/);
}
}, {
key: "isPixels",
value: function isPixels() {
if (!this.hasValue()) {
return false;
}
var asString = this.getString();
switch (true) {
case /px$/.test(asString):
case /^[0-9]+$/.test(asString):
return true;
default:
return false;
}
}
}, {
key: "setValue",
value: function setValue(value) {
this.value = value;
return this;
}
}, {
key: "getValue",
value: function getValue(def) {
if (typeof def === 'undefined' || this.hasValue()) {
return this.value;
}
return def;
}
}, {
key: "getNumber",
value: function getNumber(def) {
if (!this.hasValue()) {
if (typeof def === 'undefined') {
return 0;
}
return parseFloat(def);
}
var value = this.value;
var n = parseFloat(value);
if (this.isString(/%$/)) {
n = n / 100.0;
}
return n;
}
}, {
key: "getString",
value: function getString(def) {
if (typeof def === 'undefined' || this.hasValue()) {
return typeof this.value === 'undefined' ? '' : String(this.value);
}
return String(def);
}
}, {
key: "getColor",
value: function getColor(def) {
var color = this.getString(def);
if (this.isNormalizedColor) {
return color;
}
this.isNormalizedColor = true;
color = normalizeColor(color);
this.value = color;
return color;
}
}, {
key: "getDpi",
value: function getDpi() {
return 96.0; // TODO: compute?
}
}, {
key: "getRem",
value: function getRem() {
return this.document.rootEmSize;
}
}, {
key: "getEm",
value: function getEm() {
return this.document.emSize;
}
}, {
key: "getUnits",
value: function getUnits() {
return this.getString().replace(/[0-9\.\-]/g, '');
}
}, {
key: "getPixels",
value: function getPixels(axisOrIsFontSize) {
var processPercent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
if (!this.hasValue()) {
return 0;
}
var _ref = typeof axisOrIsFontSize === 'boolean' ? [undefined, axisOrIsFontSize] : [axisOrIsFontSize],
_ref2 = _slicedToArray(_ref, 2),
axis = _ref2[0],
isFontSize = _ref2[1];
var viewPort = this.document.screen.viewPort;
switch (true) {
case this.isString(/vmin$/):
return this.getNumber() / 100.0 * Math.min(viewPort.computeSize('x'), viewPort.computeSize('y'));
case this.isString(/vmax$/):
return this.getNumber() / 100.0 * Math.max(viewPort.computeSize('x'), viewPort.computeSize('y'));
case this.isString(/vw$/):
return this.getNumber() / 100.0 * viewPort.computeSize('x');
case this.isString(/vh$/):
return this.getNumber() / 100.0 * viewPort.computeSize('y');
case this.isString(/rem$/):
return this.getNumber() * this.getRem();
case this.isString(/em$/):
return this.getNumber() * this.getEm();
case this.isString(/ex$/):
return this.getNumber() * this.getEm() / 2.0;
case this.isString(/px$/):
return this.getNumber();
case this.isString(/pt$/):
return this.getNumber() * this.getDpi() * (1.0 / 72.0);
case this.isString(/pc$/):
return this.getNumber() * 15;
case this.isString(/cm$/):
return this.getNumber() * this.getDpi() / 2.54;
case this.isString(/mm$/):
return this.getNumber() * this.getDpi() / 25.4;
case this.isString(/in$/):
return this.getNumber() * this.getDpi();
case this.isString(/%$/) && isFontSize:
return this.getNumber() * this.getEm();
case this.isString(/%$/):
return this.getNumber() * viewPort.computeSize(axis);
default:
{
var n = this.getNumber();
if (processPercent && n < 1.0) {
return n * viewPort.computeSize(axis);
}
return n;
}
}
}
}, {
key: "getMilliseconds",
value: function getMilliseconds() {
if (!this.hasValue()) {
return 0;
}
if (this.isString(/ms$/)) {
return this.getNumber();
}
return this.getNumber() * 1000;
}
}, {
key: "getRadians",
value: function getRadians() {
if (!this.hasValue()) {
return 0;
}
switch (true) {
case this.isString(/deg$/):
return this.getNumber() * (Math.PI / 180.0);
case this.isString(/grad$/):
return this.getNumber() * (Math.PI / 200.0);
case this.isString(/rad$/):
return this.getNumber();
default:
return this.getNumber() * (Math.PI / 180.0);
}
}
}, {
key: "getDefinition",
value: function getDefinition() {
var asString = this.getString();
var name = asString.match(/#([^\)'"]+)/);
if (name) {
name = name[1];
}
if (!name) {
name = asString;
}
return this.document.definitions[name];
}
}, {
key: "getFillStyleDefinition",
value: function getFillStyleDefinition(element, opacity) {
var def = this.getDefinition();
if (!def) {
return null;
} // gradient
if (typeof def.createGradient === 'function') {
return def.createGradient(this.document.ctx, element, opacity);
} // pattern
if (typeof def.createPattern === 'function') {
if (def.getHrefAttribute().hasValue()) {
var patternTransform = def.getAttribute('patternTransform');
def = def.getHrefAttribute().getDefinition();
if (patternTransform.hasValue()) {
def.getAttribute('patternTransform', true).setValue(patternTransform.value);
}
}
return def.createPattern(this.document.ctx, element, opacity);
}
return null;
}
}, {
key: "getTextBaseline",
value: function getTextBaseline() {
if (!this.hasValue()) {
return null;
}
return Property.textBaselineMapping[this.getString()];
}
}, {
key: "addOpacity",
value: function addOpacity(opacity) {
var value = this.getColor();
var len = value.length;
var commas = 0; // Simulate old RGBColor version, which can't parse rgba.
for (var i = 0; i < len; i++) {
if (value[i] === ',') {
commas++;
}
if (commas === 3) {
break;
}
}
if (opacity.hasValue() && this.isString() && commas !== 3) {
var color = new RGBColor(value);
if (color.ok) {
color.alpha = opacity.getNumber();
value = color.toRGBA();
}
}
return new Property(this.document, this.name, value);
}
}], [{
key: "empty",
value: function empty(document) {
return new Property(document, 'EMPTY', '');
}
}]);
return Property;
}();
Property.textBaselineMapping = {
'baseline': 'alphabetic',
'before-edge': 'top',
'text-before-edge': 'top',
'middle': 'middle',
'central': 'middle',
'after-edge': 'bottom',
'text-after-edge': 'bottom',
'ideographic': 'ideographic',
'alphabetic': 'alphabetic',
'hanging': 'hanging',
'mathematical': 'alphabetic'
};
var ViewPort = /*#__PURE__*/function () {
function ViewPort() {
_classCallCheck(this, ViewPort);
this.viewPorts = [];
}
_createClass(ViewPort, [{
key: "clear",
value: function clear() {
this.viewPorts = [];
}
}, {
key: "setCurrent",
value: function setCurrent(width, height) {
this.viewPorts.push({
width: width,
height: height
});
}
}, {
key: "removeCurrent",
value: function removeCurrent() {
this.viewPorts.pop();
}
}, {
key: "getCurrent",
value: function getCurrent() {
var viewPorts = this.viewPorts;
return viewPorts[viewPorts.length - 1];
}
}, {
key: "computeSize",
value: function computeSize(d) {
if (typeof d === 'number') {
return d;
}
if (d === 'x') {
return this.width;
}
if (d === 'y') {
return this.height;
}
return Math.sqrt(Math.pow(this.width, 2) + Math.pow(this.height, 2)) / Math.sqrt(2);
}
}, {
key: "width",
get: function get() {
return this.getCurrent().width;
}
}, {
key: "height",
get: function get() {
return this.getCurrent().height;
}
}]);
return ViewPort;
}();
var Point = /*#__PURE__*/function () {
function Point(x, y) {
_classCallCheck(this, Point);
this.x = x;
this.y = y;
}
_createClass(Point, [{
key: "angleTo",
value: function angleTo(point) {
return Math.atan2(point.y - this.y, point.x - this.x);
}
}, {
key: "applyTransform",
value: function applyTransform(transform) {
var x = this.x,
y = this.y;
var xp = x * transform[0] + y * transform[2] + transform[4];
var yp = x * transform[1] + y * transform[3] + transform[5];
this.x = xp;
this.y = yp;
}
}], [{
key: "parse",
value: function parse(point) {
var defaultValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
var _toNumbers = toNumbers(point),
_toNumbers2 = _slicedToArray(_toNumbers, 2),
_toNumbers2$ = _toNumbers2[0],
x = _toNumbers2$ === void 0 ? defaultValue : _toNumbers2$,
_toNumbers2$2 = _toNumbers2[1],
y = _toNumbers2$2 === void 0 ? defaultValue : _toNumbers2$2;
return new Point(x, y);
}
}, {
key: "parseScale",
value: function parseScale(scale) {
var defaultValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
var _toNumbers3 = toNumbers(scale),
_toNumbers4 = _slicedToArray(_toNumbers3, 2),
_toNumbers4$ = _toNumbers4[0],
x = _toNumbers4$ === void 0 ? defaultValue : _toNumbers4$,
_toNumbers4$2 = _toNumbers4[1],
y = _toNumbers4$2 === void 0 ? x : _toNumbers4$2;
return new Point(x, y);
}
}, {
key: "parsePath",
value: function parsePath(path) {
var points = toNumbers(path);
var len = points.length;
var pathPoints = [];
for (var i = 0; i < len; i += 2) {
pathPoints.push(new Point(points[i], points[i + 1]));
}
return pathPoints;
}
}]);
return Point;
}();
var Mouse = /*#__PURE__*/function () {
function Mouse(screen) {
_classCallCheck(this, Mouse);
this.screen = screen;
this.working = false;
this.events = [];
this.eventElements = [];
this.onClick = this.onClick.bind(this);
this.onMouseMove = this.onMouseMove.bind(this);
}
_createClass(Mouse, [{
key: "isWorking",
value: function isWorking() {
return this.working;
}
}, {
key: "start",
value: function start() {
if (this.working) {
return;
}
var screen = this.screen,
onClick = this.onClick,
onMouseMove = this.onMouseMove;
var canvas = screen.ctx.canvas;
canvas.onclick = onClick;
canvas.onmousemove = onMouseMove;
this.working = true;
}
}, {
key: "stop",
value: function stop() {
if (!this.working) {
return;
}
var canvas = this.screen.ctx.canvas;
this.working = false;
canvas.onclick = null;
canvas.onmousemove = null;
}
}, {
key: "hasEvents",
value: function hasEvents() {
return this.working && this.events.length > 0;
}
}, {
key: "runEvents",
value: function runEvents() {
if (!this.working) {
return;
}
var document = this.screen,
events = this.events,
eventElements = this.eventElements;
var style = document.ctx.canvas.style;
if (style) {
style.cursor = '';
}
events.forEach(function (_ref, i) {
var run = _ref.run;
var element = eventElements[i];
while (element) {
run(element);
element = element.parent;
}
}); // done running, clear
this.events = [];
this.eventElements = [];
}
}, {
key: "checkPath",
value: function checkPath(element, ctx) {
if (!this.working || !ctx) {
return;
}
var events = this.events,
eventElements = this.eventElements;
events.forEach(function (_ref2, i) {
var x = _ref2.x,
y = _ref2.y;
if (!eventElements[i] && ctx.isPointInPath && ctx.isPointInPath(x, y)) {
eventElements[i] = element;
}
});
}
}, {
key: "checkBoundingBox",
value: function checkBoundingBox(element, boundingBox) {
if (!this.working || !boundingBox) {
return;
}
var events = this.events,
eventElements = this.eventElements;
events.forEach(function (_ref3, i) {
var x = _ref3.x,
y = _ref3.y;
if (!eventElements[i] && boundingBox.isPointInBox(x, y)) {
eventElements[i] = element;
}
});
}
}, {
key: "mapXY",
value: function mapXY(x, y) {
var _this$screen = this.screen,
window = _this$screen.window,
ctx = _this$screen.ctx;
var point = new Point(x, y);
var element = ctx.canvas;
while (element) {
point.x -= element.offsetLeft;
point.y -= element.offsetTop;
element = element.offsetParent;
}
if (window.scrollX) {
point.x += window.scrollX;
}
if (window.scrollY) {
point.y += window.scrollY;
}
return point;
}
}, {
key: "onClick",
value: function onClick(evt) {
var _this$mapXY = this.mapXY((evt || event).clientX, (evt || event).clientY),
x = _this$mapXY.x,
y = _this$mapXY.y;
this.events.push({
type: 'onclick',
x: x,
y: y,
run: function run(event) {
if (event.onClick) {
event.onClick();
}
}
});
}
}, {
key: "onMouseMove",
value: function onMouseMove(evt) {
var _this$mapXY2 = this.mapXY((evt || event).clientX, (evt || event).clientY),
x = _this$mapXY2.x,
y = _this$mapXY2.y;
this.events.push({
type: 'onmousemove',
x: x,
y: y,
run: function run(event) {
if (event.onMouseMove) {
event.onMouseMove();
}
}
});
}
}]);
return Mouse;
}();
var defaultWindow = typeof window !== 'undefined' ? window : null;
var defaultFetch = typeof fetch !== 'undefined' ? fetch.bind(void 0) // `fetch` depends on context: `someObject.fetch(...)` will throw error.
: null;
var Screen = /*#__PURE__*/function () {
function Screen(ctx) {
var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
_ref$fetch = _ref.fetch,
fetch = _ref$fetch === void 0 ? defaultFetch : _ref$fetch,
_ref$window = _ref.window,
window = _ref$window === void 0 ? defaultWindow : _ref$window;
_classCallCheck(this, Screen);
this.ctx = ctx;
this.FRAMERATE = 30;
this.MAX_VIRTUAL_PIXELS = 30000;
this.CLIENT_WIDTH = 800;
this.CLIENT_HEIGHT = 600;
this.viewPort = new ViewPort();
this.mouse = new Mouse(this);
this.animations = [];
this.waits = [];