scichart
Version:
Fast WebGL JavaScript Charting Library and Framework
70 lines (69 loc) • 4.12 kB
JavaScript
;
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 (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.MountainSeriesHitTestProvider = void 0;
var BaseHitTestProvider_1 = require("./BaseHitTestProvider");
var hitTestHelpers_1 = require("./hitTestHelpers");
var HitTestInfo_1 = require("./HitTestInfo");
/**
* Hit-test provider for {@link BaseMountainRenderableSeries}. See base class {@link BaseHitTestProvider} for further info
*/
var MountainSeriesHitTestProvider = /** @class */ (function (_super) {
__extends(MountainSeriesHitTestProvider, _super);
function MountainSeriesHitTestProvider() {
return _super !== null && _super.apply(this, arguments) || this;
}
/**
* @inheritDoc
*/
MountainSeriesHitTestProvider.prototype.hitTest = function (x, y) {
var hitTestPoint = this.getTranslatedHitTestPoint(x, y);
if (!hitTestPoint) {
return HitTestInfo_1.HitTestInfo.empty();
}
var _a = this.currentRenderPassData, xCoordinateCalculator = _a.xCoordinateCalculator, yCoordinateCalculator = _a.yCoordinateCalculator, isVerticalChart = _a.isVerticalChart;
var xHitCoord = isVerticalChart ? hitTestPoint.y : hitTestPoint.x;
var yHitCoord = isVerticalChart ? hitTestPoint.x : hitTestPoint.y;
var renderableSeries = this.parentSeries;
var dataSeries = renderableSeries.dataSeries;
if (!dataSeries) {
return HitTestInfo_1.HitTestInfo.empty();
}
var nearestPointIndex = hitTestHelpers_1.hitTestHelpers.getNearestXPoint(this.webAssemblyContext, xCoordinateCalculator, dataSeries, xHitCoord, dataSeries.dataDistributionCalculator.isSortedAscending);
var xNativeValues = dataSeries.getNativeXValues();
var yNativeValues = dataSeries.getNativeYValues();
var hitTestInfo = hitTestHelpers_1.hitTestHelpers.createHitTestInfo(renderableSeries, xCoordinateCalculator, yCoordinateCalculator, isVerticalChart, dataSeries, xNativeValues, yNativeValues, xHitCoord, yHitCoord, nearestPointIndex, 0);
if (dataSeries.dataDistributionCalculator.isSortedAscending && nearestPointIndex >= 0) {
var res = hitTestHelpers_1.hitTestHelpers.testIsHitForMountain(this.parentSeries.isDigitalLine, xCoordinateCalculator, yCoordinateCalculator, dataSeries, renderableSeries.zeroLineY, nearestPointIndex, xHitCoord, yHitCoord);
hitTestInfo.isHit = res.isHit;
hitTestInfo.point2dataSeriesIndex = res.secondPointIndex;
if (res.secondPointIndex !== undefined) {
hitTestInfo.point2xValue = xNativeValues.get(res.secondPointIndex);
hitTestInfo.point2xCoord = xCoordinateCalculator.getCoordinate(hitTestInfo.point2xValue);
hitTestInfo.point2yValue = yNativeValues.get(res.secondPointIndex);
hitTestInfo.point2yCoord = yCoordinateCalculator.getCoordinate(hitTestInfo.point2yValue);
hitTestInfo.point2metadata = dataSeries.getMetadataAt(res.secondPointIndex);
}
}
else {
hitTestInfo.isHit = false;
}
return hitTestInfo;
};
return MountainSeriesHitTestProvider;
}(BaseHitTestProvider_1.BaseHitTestProvider));
exports.MountainSeriesHitTestProvider = MountainSeriesHitTestProvider;