highcharts
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JavaScript charting framework
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JavaScript
/* *
*
* 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 __());
};
})();
import SeriesRegistry from '../../../Core/Series/SeriesRegistry.js';
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
import U from '../../../Core/Utilities.js';
var isArray = U.isArray, merge = U.merge;
/* eslint-disable valid-jsdoc */
// Utils:
/**
* @private
*/
function sumArray(array) {
return array.reduce(function (prev, cur) {
return prev + cur;
}, 0);
}
/**
* @private
*/
function meanDeviation(arr, sma) {
var len = arr.length, sum = 0, i;
for (i = 0; i < len; i++) {
sum += Math.abs(sma - (arr[i]));
}
return sum;
}
/* eslint-enable valid-jsdoc */
/* *
*
* Class
*
* */
/**
* The CCI series type.
*
* @private
* @class
* @name Highcharts.seriesTypes.cci
*
* @augments Highcharts.Series
*/
var CCIIndicator = /** @class */ (function (_super) {
__extends(CCIIndicator, _super);
function CCIIndicator() {
var _this = _super !== null && _super.apply(this, arguments) || this;
/* *
*
* Properties
*
* */
_this.data = void 0;
_this.points = void 0;
_this.options = void 0;
return _this;
}
/* *
*
* Functions
*
* */
CCIIndicator.prototype.getValues = function (series, params) {
var period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, TP = [], periodTP = [], range = 1, CCI = [], xData = [], yData = [], CCIPoint, p, len, smaTP, TPtemp, meanDev, i;
// CCI requires close value
if (xVal.length <= period ||
!isArray(yVal[0]) ||
yVal[0].length !== 4) {
return;
}
// accumulate first N-points
while (range < period) {
p = yVal[range - 1];
TP.push((p[1] + p[2] + p[3]) / 3);
range++;
}
for (i = period; i <= yValLen; i++) {
p = yVal[i - 1];
TPtemp = (p[1] + p[2] + p[3]) / 3;
len = TP.push(TPtemp);
periodTP = TP.slice(len - period);
smaTP = sumArray(periodTP) / period;
meanDev = meanDeviation(periodTP, smaTP) / period;
CCIPoint = ((TPtemp - smaTP) / (0.015 * meanDev));
CCI.push([xVal[i - 1], CCIPoint]);
xData.push(xVal[i - 1]);
yData.push(CCIPoint);
}
return {
values: CCI,
xData: xData,
yData: yData
};
};
/**
* Commodity Channel Index (CCI). This series requires `linkedTo` option to
* be set.
*
* @sample stock/indicators/cci
* CCI indicator
*
* @extends plotOptions.sma
* @since 6.0.0
* @product highstock
* @requires stock/indicators/indicators
* @requires stock/indicators/cci
* @optionparent plotOptions.cci
*/
CCIIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
params: {
period: 14
}
});
return CCIIndicator;
}(SMAIndicator));
SeriesRegistry.registerSeriesType('cci', CCIIndicator);
/* *
*
* Default Export
*
* */
export default CCIIndicator;
/**
* A `CCI` series. If the [type](#series.cci.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.cci
* @since 6.0.0
* @excluding dataParser, dataURL
* @product highstock
* @requires stock/indicators/indicators
* @requires stock/indicators/cci
* @apioption series.cci
*/
''; // to include the above in the js output