igniteui-angular-charts
Version:
Ignite UI Angular charting components for building rich data visualizations for modern web apps.
54 lines (53 loc) • 2.27 kB
JavaScript
/*
THIS INFRAGISTICS ULTIMATE SOFTWARE LICENSE AGREEMENT ("AGREEMENT") LOCATED HERE:
https://www.infragistics.com/legal/license/igultimate-la
https://www.infragistics.com/legal/license/igultimate-eula
GOVERNS THE LICENSING, INSTALLATION AND USE OF INFRAGISTICS SOFTWARE. BY DOWNLOADING AND/OR INSTALLING AND USING INFRAGISTICS SOFTWARE: you are indicating that you have read and understand this Agreement, and agree to be legally bound by it on behalf of the yourself and your company.
*/
import { __extends } from "tslib";
import { IndicatorCalculationStrategy } from "./IndicatorCalculationStrategy";
import { String_$type, markType } from "igniteui-angular-core";
import { List$1 } from "igniteui-angular-core";
/**
* @hidden
*/
var PositiveVolumeIndexIndicatorStrategy = /** @class */ /*@__PURE__*/ (function (_super) {
__extends(PositiveVolumeIndexIndicatorStrategy, _super);
function PositiveVolumeIndexIndicatorStrategy() {
return _super !== null && _super.apply(this, arguments) || this;
}
PositiveVolumeIndexIndicatorStrategy.prototype.b = function (a, b) {
var c = new List$1(String_$type, 0);
c.add("CloseColumn");
c.add("VolumeColumn");
return c;
};
PositiveVolumeIndexIndicatorStrategy.prototype.a = function (a, b) {
var c = a.closeColumn;
var d = a.volumeColumn;
var e = a.indicatorColumn;
var f = 0;
var g = 0;
var h = 0;
if (e.count > 0) {
e.item(0, f);
}
for (var i = 1; i < e.count; i++) {
if (d.item(i) > d.item(i - 1)) {
g = b.i((c.item(i) - c.item(i - 1)) / c.item(i - 1));
if (h != 0) {
f += g * h;
}
else {
f += g;
}
}
e.item(i, f);
h = f;
}
return true;
};
PositiveVolumeIndexIndicatorStrategy.$t = markType(PositiveVolumeIndexIndicatorStrategy, 'PositiveVolumeIndexIndicatorStrategy', IndicatorCalculationStrategy.$);
return PositiveVolumeIndexIndicatorStrategy;
}(IndicatorCalculationStrategy));
export { PositiveVolumeIndexIndicatorStrategy };