scichart
Version:
Fast WebGL JavaScript Charting Library and Framework
44 lines (43 loc) • 1.65 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.HitTestInfo = void 0;
/**
* The HitTestInfo class contains properties about the data-point under the mouse when a Hit-Test operation is performed
*/
var HitTestInfo = /** @class */ (function () {
function HitTestInfo(renderableSeries, isEmpty) {
if (isEmpty === void 0) { isEmpty = false; }
this.isEmpty = isEmpty;
this.associatedSeries = renderableSeries;
}
/**
* The default empty {@link HitTestInfo} instance
*/
HitTestInfo.empty = function () {
return new HitTestInfo(undefined, true);
};
/**
* Euclidean distance between the hitTestPoint and the nearest data-point
*/
HitTestInfo.prototype.getEuclideanDistance = function () {
var _a, _b;
var dx = ((_a = this.hitTestPoint) === null || _a === void 0 ? void 0 : _a.x) - this.xCoord;
var dy = ((_b = this.hitTestPoint) === null || _b === void 0 ? void 0 : _b.y) - this.yCoord;
return Math.sqrt(dx * dx + dy * dy);
};
Object.defineProperty(HitTestInfo.prototype, "distance", {
/** The distance from the hitTest coordinate to the point */
get: function () {
if (this.distanceProperty !== undefined)
return this.distanceProperty;
return this.getEuclideanDistance();
},
set: function (value) {
this.distanceProperty = value;
},
enumerable: false,
configurable: true
});
return HitTestInfo;
}());
exports.HitTestInfo = HitTestInfo;