package.indicators.ao.src.js Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of highcharts Show documentation
Show all versions of highcharts Show documentation
JavaScript charting framework
The newest version!
/**
* @license Highstock JS v11.4.8 (2024-08-29)
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2024 Wojciech Chmiel
*
* License: www.highcharts.com/license
*/
(function (factory) {
if (typeof module === 'object' && module.exports) {
factory['default'] = factory;
module.exports = factory;
} else if (typeof define === 'function' && define.amd) {
define('highcharts/indicators/ao', ['highcharts', 'highcharts/modules/stock'], function (Highcharts) {
factory(Highcharts);
factory.Highcharts = Highcharts;
return factory;
});
} else {
factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
}
}(function (Highcharts) {
'use strict';
var _modules = Highcharts ? Highcharts._modules : {};
function _registerModule(obj, path, args, fn) {
if (!obj.hasOwnProperty(path)) {
obj[path] = fn.apply(null, args);
if (typeof CustomEvent === 'function') {
Highcharts.win.dispatchEvent(new CustomEvent(
'HighchartsModuleLoaded',
{ detail: { path: path, module: obj[path] } }
));
}
}
}
_registerModule(_modules, 'Stock/Indicators/AO/AOIndicator.js', [_modules['Core/Globals.js'], _modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (H, SeriesRegistry, U) {
/* *
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
const { noop } = H;
const { column: { prototype: columnProto }, sma: SMAIndicator } = SeriesRegistry.seriesTypes;
const { extend, merge, correctFloat, isArray } = U;
/* *
*
* Class
*
* */
/**
* The AO series type
*
* @private
* @class
* @name Highcharts.seriesTypes.ao
*
* @augments Highcharts.Series
*/
class AOIndicator extends SMAIndicator {
/* *
*
* Functions
*
* */
drawGraph() {
const indicator = this, options = indicator.options, points = indicator.points, userColor = indicator.userOptions.color, positiveColor = options.greaterBarColor, negativeColor = options.lowerBarColor, firstPoint = points[0];
let i;
if (!userColor && firstPoint) {
firstPoint.color = positiveColor;
for (i = 1; i < points.length; i++) {
if (points[i].y > points[i - 1].y) {
points[i].color = positiveColor;
}
else if (points[i].y < points[i - 1].y) {
points[i].color = negativeColor;
}
else {
points[i].color = points[i - 1].color;
}
}
}
}
getValues(series) {
const shortPeriod = 5, longPeriod = 34, xVal = series.xData || [], yVal = series.yData || [], yValLen = yVal.length, AO = [], // 0- date, 1- Awesome Oscillator
xData = [], yData = [], high = 1, low = 2;
let shortSMA, // Shorter Period SMA
longSMA, // Longer Period SMA
awesome, shortLastIndex, longLastIndex, price, i, j, longSum = 0, shortSum = 0;
if (xVal.length <= longPeriod ||
!isArray(yVal[0]) ||
yVal[0].length !== 4) {
return;
}
for (i = 0; i < longPeriod - 1; i++) {
price = (yVal[i][high] + yVal[i][low]) / 2;
if (i >= longPeriod - shortPeriod) {
shortSum = correctFloat(shortSum + price);
}
longSum = correctFloat(longSum + price);
}
for (j = longPeriod - 1; j < yValLen; j++) {
price = (yVal[j][high] + yVal[j][low]) / 2;
shortSum = correctFloat(shortSum + price);
longSum = correctFloat(longSum + price);
shortSMA = shortSum / shortPeriod;
longSMA = longSum / longPeriod;
awesome = correctFloat(shortSMA - longSMA);
AO.push([xVal[j], awesome]);
xData.push(xVal[j]);
yData.push(awesome);
shortLastIndex = j + 1 - shortPeriod;
longLastIndex = j + 1 - longPeriod;
shortSum = correctFloat(shortSum -
(yVal[shortLastIndex][high] +
yVal[shortLastIndex][low]) / 2);
longSum = correctFloat(longSum -
(yVal[longLastIndex][high] +
yVal[longLastIndex][low]) / 2);
}
return {
values: AO,
xData: xData,
yData: yData
};
}
}
/* *
*
* Static Properties
*
* */
/**
* Awesome Oscillator. This series requires the `linkedTo` option to
* be set and should be loaded after the `stock/indicators/indicators.js`
*
* @sample {highstock} stock/indicators/ao
* Awesome
*
* @extends plotOptions.sma
* @since 7.0.0
* @product highstock
* @excluding allAreas, colorAxis, joinBy, keys, navigatorOptions,
* params, pointInterval, pointIntervalUnit, pointPlacement,
* pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/ao
* @optionparent plotOptions.ao
*/
AOIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
params: {
// Index and period are unchangeable, do not inherit (#15362)
index: void 0,
period: void 0
},
/**
* Color of the Awesome oscillator series bar that is greater than the
* previous one. Note that if a `color` is defined, the `color`
* takes precedence and the `greaterBarColor` is ignored.
*
* @sample {highstock} stock/indicators/ao/
* greaterBarColor
*
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
* @since 7.0.0
*/
greaterBarColor: "#06b535" /* Palette.positiveColor */,
/**
* Color of the Awesome oscillator series bar that is lower than the
* previous one. Note that if a `color` is defined, the `color`
* takes precedence and the `lowerBarColor` is ignored.
*
* @sample {highstock} stock/indicators/ao/
* lowerBarColor
*
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
* @since 7.0.0
*/
lowerBarColor: "#f21313" /* Palette.negativeColor */,
threshold: 0,
groupPadding: 0.2,
pointPadding: 0.2,
crisp: false,
states: {
hover: {
halo: {
size: 0
}
}
}
});
extend(AOIndicator.prototype, {
nameBase: 'AO',
nameComponents: void 0,
// Columns support:
markerAttribs: noop,
getColumnMetrics: columnProto.getColumnMetrics,
crispCol: columnProto.crispCol,
translate: columnProto.translate,
drawPoints: columnProto.drawPoints
});
SeriesRegistry.registerSeriesType('ao', AOIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* An `AO` series. If the [type](#series.ao.type)
* option is not specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.ao
* @since 7.0.0
* @product highstock
* @excluding allAreas, colorAxis, dataParser, dataURL, joinBy, keys,
* navigatorOptions, pointInterval, pointIntervalUnit,
* pointPlacement, pointRange, pointStart, showInNavigator, stacking
* @requires stock/indicators/indicators
* @requires stock/indicators/ao
* @apioption series.ao
*/
''; // For including the above in the doclets
return AOIndicator;
});
_registerModule(_modules, 'masters/indicators/ao.src.js', [_modules['Core/Globals.js']], function (Highcharts) {
return Highcharts;
});
}));