File: /var/www/quadcode/frontend/node_modules/highcharts/indicators/indicators.src.js
/**
* @license Highstock JS v10.3.3 (2023-01-20)
*
* Indicator series type for Highcharts Stock
*
* (c) 2010-2021 Pawel Fus, Sebastian Bochan
*
* 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/indicators', ['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') {
window.dispatchEvent(
new CustomEvent(
'HighchartsModuleLoaded',
{ detail: { path: path, module: obj[path] }
})
);
}
}
}
_registerModule(_modules, 'Stock/Indicators/SMA/SMAIndicator.js', [_modules['Core/Chart/Chart.js'], _modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (Chart, SeriesRegistry, U) {
/* *
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d,
b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d,
b) { d.__proto__ = b; }) ||
function (d,
b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var LineSeries = SeriesRegistry.seriesTypes.line;
var addEvent = U.addEvent,
error = U.error,
extend = U.extend,
isArray = U.isArray,
merge = U.merge,
pick = U.pick,
splat = U.splat;
/* *
*
* Class
*
* */
/**
* The SMA series type.
*
* @private
*/
var SMAIndicator = /** @class */ (function (_super) {
__extends(SMAIndicator, _super);
function SMAIndicator() {
/* *
*
* Static Properties
*
* */
var _this = _super !== null && _super.apply(this,
arguments) || this;
/* *
*
* Properties
*
* */
_this.data = void 0;
_this.dataEventsToUnbind = void 0;
_this.linkedParent = void 0;
_this.options = void 0;
_this.points = void 0;
return _this;
}
/* *
*
* Functions
*
* */
/**
* @private
*/
SMAIndicator.prototype.destroy = function () {
this.dataEventsToUnbind.forEach(function (unbinder) {
unbinder();
});
_super.prototype.destroy.apply(this, arguments);
};
/**
* @private
*/
SMAIndicator.prototype.getName = function () {
var params = [];
var name = this.name;
if (!name) {
(this.nameComponents || []).forEach(function (component, index) {
params.push(this.options.params[component] +
pick(this.nameSuffixes[index], ''));
}, this);
name = (this.nameBase || this.type.toUpperCase()) +
(this.nameComponents ? ' (' + params.join(', ') + ')' : '');
}
return name;
};
/**
* @private
*/
SMAIndicator.prototype.getValues = function (series, params) {
var period = params.period,
xVal = series.xData,
yVal = series.yData,
yValLen = yVal.length,
SMA = [],
xData = [],
yData = [];
var i,
index = -1,
range = 0,
SMAPoint,
sum = 0;
if (xVal.length < period) {
return;
}
// Switch index for OHLC / Candlestick / Arearange
if (isArray(yVal[0])) {
index = params.index ? params.index : 0;
}
// Accumulate first N-points
while (range < period - 1) {
sum += index < 0 ? yVal[range] : yVal[range][index];
range++;
}
// Calculate value one-by-one for each period in visible data
for (i = range; i < yValLen; i++) {
sum += index < 0 ? yVal[i] : yVal[i][index];
SMAPoint = [xVal[i], sum / period];
SMA.push(SMAPoint);
xData.push(SMAPoint[0]);
yData.push(SMAPoint[1]);
sum -= (index < 0 ?
yVal[i - range] :
yVal[i - range][index]);
}
return {
values: SMA,
xData: xData,
yData: yData
};
};
/**
* @private
*/
SMAIndicator.prototype.init = function (chart, options) {
var indicator = this;
_super.prototype.init.call(indicator, chart, options);
// Only after series are linked indicator can be processed.
var linkedSeriesUnbiner = addEvent(Chart, 'afterLinkSeries',
function () {
var hasEvents = !!indicator.dataEventsToUnbind.length;
if (indicator.linkedParent) {
if (!hasEvents) {
// No matter which indicator, always recalculate after
// updating the data.
indicator.dataEventsToUnbind.push(addEvent(indicator.linkedParent, 'updatedData', function () {
indicator.recalculateValues();
}));
// Some indicators (like VBP) requires an additional
// event (afterSetExtremes) to properly show the data.
if (indicator.calculateOn.xAxis) {
indicator.dataEventsToUnbind.push(addEvent(indicator.linkedParent.xAxis, indicator.calculateOn.xAxis, function () {
indicator.recalculateValues();
}));
}
}
// Most indicators are being calculated on chart's init.
if (indicator.calculateOn.chart === 'init') {
if (!indicator.processedYData) {
indicator.recalculateValues();
}
}
else if (!hasEvents) {
// Some indicators (like VBP) has to recalculate their
// values after other chart's events (render).
var unbinder_1 = addEvent(indicator.chart,
indicator.calculateOn.chart,
function () {
indicator.recalculateValues();
// Call this just once.
unbinder_1();
});
}
}
else {
return error('Series ' +
indicator.options.linkedTo +
' not found! Check `linkedTo`.', false, chart);
}
}, {
order: 0
});
// Make sure we find series which is a base for an indicator
// chart.linkSeries();
indicator.dataEventsToUnbind = [];
indicator.eventsToUnbind.push(linkedSeriesUnbiner);
};
/**
* @private
*/
SMAIndicator.prototype.recalculateValues = function () {
var croppedDataValues = [],
indicator = this,
oldData = indicator.points || [],
oldDataLength = (indicator.xData || []).length,
emptySet = {
values: [],
xData: [],
yData: []
};
var overwriteData = true,
oldFirstPointIndex,
oldLastPointIndex,
croppedData,
min,
max,
i;
// Updating an indicator with redraw=false may destroy data.
// If there will be a following update for the parent series,
// we will try to access Series object without any properties
// (except for prototyped ones). This is what happens
// for example when using Axis.setDataGrouping(). See #16670
var processedData = indicator.linkedParent.options &&
indicator.linkedParent.yData && // #18176, #18177 indicators should
indicator.linkedParent.yData.length ? // work with empty dataset
(indicator.getValues(indicator.linkedParent,
indicator.options.params) || emptySet) : emptySet;
// We need to update points to reflect changes in all,
// x and y's, values. However, do it only for non-grouped
// data - grouping does it for us (#8572)
if (oldDataLength &&
!indicator.hasGroupedData &&
indicator.visible &&
indicator.points) {
// When data is cropped update only avaliable points (#9493)
if (indicator.cropped) {
if (indicator.xAxis) {
min = indicator.xAxis.min;
max = indicator.xAxis.max;
}
croppedData = indicator.cropData(processedData.xData, processedData.yData, min, max);
for (i = 0; i < croppedData.xData.length; i++) {
// (#10774)
croppedDataValues.push([
croppedData.xData[i]
].concat(splat(croppedData.yData[i])));
}
oldFirstPointIndex = processedData.xData.indexOf(indicator.xData[0]);
oldLastPointIndex = processedData.xData.indexOf(indicator.xData[indicator.xData.length - 1]);
// Check if indicator points should be shifted (#8572)
if (oldFirstPointIndex === -1 &&
oldLastPointIndex === processedData.xData.length - 2) {
if (croppedDataValues[0][0] === oldData[0].x) {
croppedDataValues.shift();
}
}
indicator.updateData(croppedDataValues);
// Omit addPoint() and removePoint() cases
}
else if (processedData.xData.length !== oldDataLength - 1 &&
processedData.xData.length !== oldDataLength + 1) {
overwriteData = false;
indicator.updateData(processedData.values);
}
}
if (overwriteData) {
indicator.xData = processedData.xData;
indicator.yData = processedData.yData;
indicator.options.data = processedData.values;
}
// Removal of processedXData property is required because on
// first translate processedXData array is empty
if (indicator.calculateOn.xAxis && indicator.processedXData) {
delete indicator.processedXData;
indicator.isDirty = true;
indicator.redraw();
}
indicator.isDirtyData = !!indicator.linkedSeries;
};
/**
* @private
*/
SMAIndicator.prototype.processData = function () {
var series = this,
compareToMain = series.options.compareToMain,
linkedParent = series.linkedParent;
_super.prototype.processData.apply(series, arguments);
if (series.dataModify &&
linkedParent &&
linkedParent.dataModify &&
linkedParent.dataModify.compareValue &&
compareToMain) {
series.dataModify.compareValue =
linkedParent.dataModify.compareValue;
}
return;
};
/**
* The parameter allows setting line series type and use OHLC indicators.
* Data in OHLC format is required.
*
* @sample {highstock} stock/indicators/use-ohlc-data
* Use OHLC data format to plot line chart
*
* @type {boolean}
* @product highstock
* @apioption plotOptions.line.useOhlcData
*/
/**
* Simple moving average indicator (SMA). This series requires `linkedTo`
* option to be set.
*
* @sample stock/indicators/sma
* Simple moving average indicator
*
* @extends plotOptions.line
* @since 6.0.0
* @excluding allAreas, colorAxis, dragDrop, joinBy, keys,
* navigatorOptions, pointInterval, pointIntervalUnit,
* pointPlacement, pointRange, pointStart, showInNavigator,
* stacking, useOhlcData
* @product highstock
* @requires stock/indicators/indicators
* @optionparent plotOptions.sma
*/
SMAIndicator.defaultOptions = merge(LineSeries.defaultOptions, {
/**
* The name of the series as shown in the legend, tooltip etc. If not
* set, it will be based on a technical indicator type and default
* params.
*
* @type {string}
*/
name: void 0,
tooltip: {
/**
* Number of decimals in indicator series.
*/
valueDecimals: 4
},
/**
* The main series ID that indicator will be based on. Required for this
* indicator.
*
* @type {string}
*/
linkedTo: void 0,
/**
* Whether to compare indicator to the main series values
* or indicator values.
*
* @sample {highstock} stock/plotoptions/series-comparetomain/
* Difference between comparing SMA values to the main series
* and its own values.
*
* @type {boolean}
*/
compareToMain: false,
/**
* Paramters used in calculation of regression series' points.
*/
params: {
/**
* The point index which indicator calculations will base. For
* example using OHLC data, index=2 means the indicator will be
* calculated using Low values.
*/
index: 3,
/**
* The base period for indicator calculations. This is the number of
* data points which are taken into account for the indicator
* calculations.
*/
period: 14
}
});
return SMAIndicator;
}(LineSeries));
extend(SMAIndicator.prototype, {
calculateOn: {
chart: 'init'
},
hasDerivedData: true,
nameComponents: ['period'],
nameSuffixes: [],
useCommonDataGrouping: true
});
SeriesRegistry.registerSeriesType('sma', SMAIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* A `SMA` series. If the [type](#series.sma.type) option is not specified, it
* is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.sma
* @since 6.0.0
* @product highstock
* @excluding dataParser, dataURL, useOhlcData
* @requires stock/indicators/indicators
* @apioption series.sma
*/
(''); // adds doclet above to the transpiled file
return SMAIndicator;
});
_registerModule(_modules, 'Stock/Indicators/EMA/EMAIndicator.js', [_modules['Core/Series/SeriesRegistry.js'], _modules['Core/Utilities.js']], function (SeriesRegistry, U) {
/* *
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d,
b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d,
b) { d.__proto__ = b; }) ||
function (d,
b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
var correctFloat = U.correctFloat,
isArray = U.isArray,
merge = U.merge;
/* *
*
* Class
*
* */
/**
* The EMA series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.ema
*
* @augments Highcharts.Series
*/
var EMAIndicator = /** @class */ (function (_super) {
__extends(EMAIndicator, _super);
function EMAIndicator() {
/* *
*
* Static Properties
*
* */
var _this = _super !== null && _super.apply(this,
arguments) || this;
/* *
*
* Properties
*
* */
_this.data = void 0;
_this.options = void 0;
_this.points = void 0;
return _this;
}
/* *
*
* Functions
*
* */
EMAIndicator.prototype.accumulatePeriodPoints = function (period, index, yVal) {
var sum = 0,
i = 0,
y = 0;
while (i < period) {
y = index < 0 ? yVal[i] : yVal[i][index];
sum = sum + y;
i++;
}
return sum;
};
EMAIndicator.prototype.calculateEma = function (xVal, yVal, i, EMApercent, calEMA, index, SMA) {
var x = xVal[i - 1],
yValue = index < 0 ?
yVal[i - 1] :
yVal[i - 1][index],
y = typeof calEMA === 'undefined' ?
SMA : correctFloat((yValue * EMApercent) +
(calEMA * (1 - EMApercent)));
return [x, y];
};
EMAIndicator.prototype.getValues = function (series, params) {
var period = params.period,
xVal = series.xData,
yVal = series.yData,
yValLen = yVal ? yVal.length : 0,
EMApercent = 2 / (period + 1),
EMA = [],
xData = [],
yData = [];
var calEMA,
EMAPoint,
i,
index = -1,
sum = 0,
SMA = 0;
// Check period, if bigger than points length, skip
if (yValLen < period) {
return;
}
// Switch index for OHLC / Candlestick / Arearange
if (isArray(yVal[0])) {
index = params.index ? params.index : 0;
}
// Accumulate first N-points
sum = this.accumulatePeriodPoints(period, index, yVal);
// first point
SMA = sum / period;
// Calculate value one-by-one for each period in visible data
for (i = period; i < yValLen + 1; i++) {
EMAPoint = this.calculateEma(xVal, yVal, i, EMApercent, calEMA, index, SMA);
EMA.push(EMAPoint);
xData.push(EMAPoint[0]);
yData.push(EMAPoint[1]);
calEMA = EMAPoint[1];
}
return {
values: EMA,
xData: xData,
yData: yData
};
};
/**
* Exponential moving average indicator (EMA). This series requires the
* `linkedTo` option to be set.
*
* @sample stock/indicators/ema
* Exponential moving average indicator
*
* @extends plotOptions.sma
* @since 6.0.0
* @product highstock
* @requires stock/indicators/indicators
* @optionparent plotOptions.ema
*/
EMAIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
params: {
/**
* The point index which indicator calculations will base. For
* example using OHLC data, index=2 means the indicator will be
* calculated using Low values.
*
* By default index value used to be set to 0. Since
* Highcharts Stock 7 by default index is set to 3
* which means that the ema indicator will be
* calculated using Close values.
*/
index: 3,
period: 9 // @merge 14 in v6.2
}
});
return EMAIndicator;
}(SMAIndicator));
SeriesRegistry.registerSeriesType('ema', EMAIndicator);
/* *
*
* Default Export
*
* */
/* *
*
* API Options
*
* */
/**
* A `EMA` series. If the [type](#series.ema.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.ema
* @since 6.0.0
* @product highstock
* @excluding dataParser, dataURL
* @requires stock/indicators/indicators
* @apioption series.ema
*/
''; // adds doclet above to the transpiled file
return EMAIndicator;
});
_registerModule(_modules, 'masters/indicators/indicators.src.js', [], function () {
});
}));