aroon.src.js 18 KB

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  1. /**
  2. * @license Highstock JS v9.1.1 (2021-06-04)
  3. *
  4. * Indicator series type for Highcharts Stock
  5. *
  6. * (c) 2010-2021 Wojciech Chmiel
  7. *
  8. * License: www.highcharts.com/license
  9. */
  10. 'use strict';
  11. (function (factory) {
  12. if (typeof module === 'object' && module.exports) {
  13. factory['default'] = factory;
  14. module.exports = factory;
  15. } else if (typeof define === 'function' && define.amd) {
  16. define('highcharts/indicators/aroon', ['highcharts', 'highcharts/modules/stock'], function (Highcharts) {
  17. factory(Highcharts);
  18. factory.Highcharts = Highcharts;
  19. return factory;
  20. });
  21. } else {
  22. factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
  23. }
  24. }(function (Highcharts) {
  25. var _modules = Highcharts ? Highcharts._modules : {};
  26. function _registerModule(obj, path, args, fn) {
  27. if (!obj.hasOwnProperty(path)) {
  28. obj[path] = fn.apply(null, args);
  29. }
  30. }
  31. _registerModule(_modules, 'Mixins/MultipleLines.js', [_modules['Core/Globals.js'], _modules['Core/Utilities.js']], function (H, U) {
  32. /**
  33. *
  34. * (c) 2010-2021 Wojciech Chmiel
  35. *
  36. * License: www.highcharts.com/license
  37. *
  38. * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
  39. *
  40. * */
  41. var defined = U.defined,
  42. error = U.error,
  43. merge = U.merge;
  44. var SMA = H.seriesTypes.sma;
  45. /**
  46. * Mixin useful for all indicators that have more than one line.
  47. * Merge it with your implementation where you will provide
  48. * getValues method appropriate to your indicator and pointArrayMap,
  49. * pointValKey, linesApiNames properites. Notice that pointArrayMap
  50. * should be consistent with amount of lines calculated in getValues method.
  51. *
  52. * @private
  53. * @mixin multipleLinesMixin
  54. */
  55. var multipleLinesMixin = {
  56. /* eslint-disable valid-jsdoc */
  57. /**
  58. * Lines ids. Required to plot appropriate amount of lines.
  59. * Notice that pointArrayMap should have more elements than
  60. * linesApiNames, because it contains main line and additional lines ids.
  61. * Also it should be consistent with amount of lines calculated in
  62. * getValues method from your implementation.
  63. *
  64. * @private
  65. * @name multipleLinesMixin.pointArrayMap
  66. * @type {Array<string>}
  67. */
  68. pointArrayMap: ['top', 'bottom'],
  69. /**
  70. * Main line id.
  71. *
  72. * @private
  73. * @name multipleLinesMixin.pointValKey
  74. * @type {string}
  75. */
  76. pointValKey: 'top',
  77. /**
  78. * Additional lines DOCS names. Elements of linesApiNames array should
  79. * be consistent with DOCS line names defined in your implementation.
  80. * Notice that linesApiNames should have decreased amount of elements
  81. * relative to pointArrayMap (without pointValKey).
  82. *
  83. * @private
  84. * @name multipleLinesMixin.linesApiNames
  85. * @type {Array<string>}
  86. */
  87. linesApiNames: ['bottomLine'],
  88. /**
  89. * Create translatedLines Collection based on pointArrayMap.
  90. *
  91. * @private
  92. * @function multipleLinesMixin.getTranslatedLinesNames
  93. * @param {string} [excludedValue]
  94. * Main line id
  95. * @return {Array<string>}
  96. * Returns translated lines names without excluded value.
  97. */
  98. getTranslatedLinesNames: function (excludedValue) {
  99. var translatedLines = [];
  100. (this.pointArrayMap || []).forEach(function (propertyName) {
  101. if (propertyName !== excludedValue) {
  102. translatedLines.push('plot' +
  103. propertyName.charAt(0).toUpperCase() +
  104. propertyName.slice(1));
  105. }
  106. });
  107. return translatedLines;
  108. },
  109. /**
  110. * @private
  111. * @function multipleLinesMixin.toYData
  112. * @param {Highcharts.Point} point
  113. * Indicator point
  114. * @return {Array<number>}
  115. * Returns point Y value for all lines
  116. */
  117. toYData: function (point) {
  118. var pointColl = [];
  119. (this.pointArrayMap || []).forEach(function (propertyName) {
  120. pointColl.push(point[propertyName]);
  121. });
  122. return pointColl;
  123. },
  124. /**
  125. * Add lines plot pixel values.
  126. *
  127. * @private
  128. * @function multipleLinesMixin.translate
  129. * @return {void}
  130. */
  131. translate: function () {
  132. var indicator = this,
  133. pointArrayMap = indicator.pointArrayMap,
  134. LinesNames = [],
  135. value;
  136. LinesNames = indicator.getTranslatedLinesNames();
  137. SMA.prototype.translate.apply(indicator, arguments);
  138. indicator.points.forEach(function (point) {
  139. pointArrayMap.forEach(function (propertyName, i) {
  140. value = point[propertyName];
  141. if (value !== null) {
  142. point[LinesNames[i]] = indicator.yAxis.toPixels(value, true);
  143. }
  144. });
  145. });
  146. },
  147. /**
  148. * Draw main and additional lines.
  149. *
  150. * @private
  151. * @function multipleLinesMixin.drawGraph
  152. * @return {void}
  153. */
  154. drawGraph: function () {
  155. var indicator = this,
  156. pointValKey = indicator.pointValKey,
  157. linesApiNames = indicator.linesApiNames,
  158. mainLinePoints = indicator.points,
  159. pointsLength = mainLinePoints.length,
  160. mainLineOptions = indicator.options,
  161. mainLinePath = indicator.graph,
  162. gappedExtend = {
  163. options: {
  164. gapSize: mainLineOptions.gapSize
  165. }
  166. },
  167. // additional lines point place holders:
  168. secondaryLines = [],
  169. secondaryLinesNames = indicator.getTranslatedLinesNames(pointValKey),
  170. point;
  171. // Generate points for additional lines:
  172. secondaryLinesNames.forEach(function (plotLine, index) {
  173. // create additional lines point place holders
  174. secondaryLines[index] = [];
  175. while (pointsLength--) {
  176. point = mainLinePoints[pointsLength];
  177. secondaryLines[index].push({
  178. x: point.x,
  179. plotX: point.plotX,
  180. plotY: point[plotLine],
  181. isNull: !defined(point[plotLine])
  182. });
  183. }
  184. pointsLength = mainLinePoints.length;
  185. });
  186. // Modify options and generate additional lines:
  187. linesApiNames.forEach(function (lineName, i) {
  188. if (secondaryLines[i]) {
  189. indicator.points = secondaryLines[i];
  190. if (mainLineOptions[lineName]) {
  191. indicator.options = merge(mainLineOptions[lineName].styles, gappedExtend);
  192. }
  193. else {
  194. error('Error: "There is no ' + lineName +
  195. ' in DOCS options declared. Check if linesApiNames' +
  196. ' are consistent with your DOCS line names."' +
  197. ' at mixin/multiple-line.js:34');
  198. }
  199. indicator.graph = indicator['graph' + lineName];
  200. SMA.prototype.drawGraph.call(indicator);
  201. // Now save lines:
  202. indicator['graph' + lineName] = indicator.graph;
  203. }
  204. else {
  205. error('Error: "' + lineName + ' doesn\'t have equivalent ' +
  206. 'in pointArrayMap. To many elements in linesApiNames ' +
  207. 'relative to pointArrayMap."');
  208. }
  209. });
  210. // Restore options and draw a main line:
  211. indicator.points = mainLinePoints;
  212. indicator.options = mainLineOptions;
  213. indicator.graph = mainLinePath;
  214. SMA.prototype.drawGraph.call(indicator);
  215. }
  216. };
  217. return multipleLinesMixin;
  218. });
  219. _registerModule(_modules, 'Stock/Indicators/Aroon/AroonIndicator.js', [_modules['Mixins/MultipleLines.js'], _modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (MultipleLinesMixin, SeriesRegistry, U) {
  220. /* *
  221. *
  222. * License: www.highcharts.com/license
  223. *
  224. * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
  225. *
  226. * */
  227. var __extends = (this && this.__extends) || (function () {
  228. var extendStatics = function (d,
  229. b) {
  230. extendStatics = Object.setPrototypeOf ||
  231. ({ __proto__: [] } instanceof Array && function (d,
  232. b) { d.__proto__ = b; }) ||
  233. function (d,
  234. b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
  235. return extendStatics(d, b);
  236. };
  237. return function (d, b) {
  238. extendStatics(d, b);
  239. function __() { this.constructor = d; }
  240. d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
  241. };
  242. })();
  243. var SMAIndicator = SeriesRegistry.seriesTypes.sma;
  244. var extend = U.extend,
  245. merge = U.merge,
  246. pick = U.pick;
  247. /* eslint-disable valid-jsdoc */
  248. // Utils
  249. // Index of element with extreme value from array (min or max)
  250. /**
  251. * @private
  252. */
  253. function getExtremeIndexInArray(arr, extreme) {
  254. var extremeValue = arr[0],
  255. valueIndex = 0,
  256. i;
  257. for (i = 1; i < arr.length; i++) {
  258. if (extreme === 'max' && arr[i] >= extremeValue ||
  259. extreme === 'min' && arr[i] <= extremeValue) {
  260. extremeValue = arr[i];
  261. valueIndex = i;
  262. }
  263. }
  264. return valueIndex;
  265. }
  266. /* eslint-enable valid-jsdoc */
  267. /* *
  268. *
  269. * Class
  270. *
  271. * */
  272. /**
  273. * The Aroon series type.
  274. *
  275. * @private
  276. * @class
  277. * @name Highcharts.seriesTypes.aroon
  278. *
  279. * @augments Highcharts.Series
  280. */
  281. var AroonIndicator = /** @class */ (function (_super) {
  282. __extends(AroonIndicator, _super);
  283. function AroonIndicator() {
  284. var _this = _super !== null && _super.apply(this,
  285. arguments) || this;
  286. /* *
  287. *
  288. * Properties
  289. *
  290. * */
  291. _this.data = void 0;
  292. _this.options = void 0;
  293. _this.points = void 0;
  294. return _this;
  295. }
  296. /* *
  297. *
  298. * Functions
  299. *
  300. * */
  301. AroonIndicator.prototype.getValues = function (series, params) {
  302. var period = params.period,
  303. xVal = series.xData,
  304. yVal = series.yData,
  305. yValLen = yVal ? yVal.length : 0,
  306. // 0- date, 1- Aroon Up, 2- Aroon Down
  307. AR = [],
  308. xData = [],
  309. yData = [],
  310. slicedY,
  311. low = 2,
  312. high = 1,
  313. aroonUp,
  314. aroonDown,
  315. xLow,
  316. xHigh,
  317. i;
  318. // For a N-period, we start from N-1 point, to calculate Nth point
  319. // That is why we later need to comprehend slice() elements list
  320. // with (+1)
  321. for (i = period - 1; i < yValLen; i++) {
  322. slicedY = yVal.slice(i - period + 1, i + 2);
  323. xLow = getExtremeIndexInArray(slicedY.map(function (elem) {
  324. return pick(elem[low], elem);
  325. }), 'min');
  326. xHigh = getExtremeIndexInArray(slicedY.map(function (elem) {
  327. return pick(elem[high], elem);
  328. }), 'max');
  329. aroonUp = (xHigh / period) * 100;
  330. aroonDown = (xLow / period) * 100;
  331. if (xVal[i + 1]) {
  332. AR.push([xVal[i + 1], aroonUp, aroonDown]);
  333. xData.push(xVal[i + 1]);
  334. yData.push([aroonUp, aroonDown]);
  335. }
  336. }
  337. return {
  338. values: AR,
  339. xData: xData,
  340. yData: yData
  341. };
  342. };
  343. /**
  344. * Aroon. This series requires the `linkedTo` option to be
  345. * set and should be loaded after the `stock/indicators/indicators.js`.
  346. *
  347. * @sample {highstock} stock/indicators/aroon
  348. * Aroon
  349. *
  350. * @extends plotOptions.sma
  351. * @since 7.0.0
  352. * @product highstock
  353. * @excluding allAreas, colorAxis, compare, compareBase, joinBy, keys,
  354. * navigatorOptions, pointInterval, pointIntervalUnit,
  355. * pointPlacement, pointRange, pointStart, showInNavigator,
  356. * stacking
  357. * @requires stock/indicators/indicators
  358. * @requires stock/indicators/aroon
  359. * @optionparent plotOptions.aroon
  360. */
  361. AroonIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
  362. /**
  363. * Paramters used in calculation of aroon series points.
  364. *
  365. * @excluding index
  366. */
  367. params: {
  368. index: void 0,
  369. period: 25
  370. },
  371. marker: {
  372. enabled: false
  373. },
  374. tooltip: {
  375. pointFormat: '<span style="color:{point.color}">\u25CF</span><b> {series.name}</b><br/>Aroon Up: {point.y}<br/>Aroon Down: {point.aroonDown}<br/>'
  376. },
  377. /**
  378. * aroonDown line options.
  379. */
  380. aroonDown: {
  381. /**
  382. * Styles for an aroonDown line.
  383. */
  384. styles: {
  385. /**
  386. * Pixel width of the line.
  387. */
  388. lineWidth: 1,
  389. /**
  390. * Color of the line. If not set, it's inherited from
  391. * [plotOptions.aroon.color](#plotOptions.aroon.color).
  392. *
  393. * @type {Highcharts.ColorString}
  394. */
  395. lineColor: void 0
  396. }
  397. },
  398. dataGrouping: {
  399. approximation: 'averages'
  400. }
  401. });
  402. return AroonIndicator;
  403. }(SMAIndicator));
  404. extend(AroonIndicator.prototype, {
  405. linesApiNames: ['aroonDown'],
  406. nameBase: 'Aroon',
  407. pointArrayMap: ['y', 'aroonDown'],
  408. pointValKey: 'y',
  409. drawGraph: MultipleLinesMixin.drawGraph,
  410. getTranslatedLinesNames: MultipleLinesMixin.getTranslatedLinesNames,
  411. toYData: MultipleLinesMixin.toYData,
  412. translate: MultipleLinesMixin.translate
  413. });
  414. SeriesRegistry.registerSeriesType('aroon', AroonIndicator);
  415. /* *
  416. *
  417. * Default Export
  418. *
  419. * */
  420. /**
  421. * A Aroon indicator. If the [type](#series.aroon.type) option is not
  422. * specified, it is inherited from [chart.type](#chart.type).
  423. *
  424. * @extends series,plotOptions.aroon
  425. * @since 7.0.0
  426. * @product highstock
  427. * @excluding allAreas, colorAxis, compare, compareBase, dataParser, dataURL,
  428. * joinBy, keys, navigatorOptions, pointInterval, pointIntervalUnit,
  429. * pointPlacement, pointRange, pointStart, showInNavigator, stacking
  430. * @requires stock/indicators/indicators
  431. * @requires stock/indicators/aroon
  432. * @apioption series.aroon
  433. */
  434. ''; // to avoid removal of the above jsdoc
  435. return AroonIndicator;
  436. });
  437. _registerModule(_modules, 'masters/indicators/aroon.src.js', [], function () {
  438. });
  439. }));