scichart
Version:
Fast WebGL JavaScript Charting Library and Framework
114 lines (113 loc) • 6.85 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.ScatterSeriesHitTestProvider = void 0;
var pointUtil_1 = require("../../../../utils/pointUtil");
var BaseHitTestProvider_1 = require("./BaseHitTestProvider");
var hitTestHelpers_1 = require("./hitTestHelpers");
var HitTestInfo_1 = require("./HitTestInfo");
/**
* Hit-test provider for {@link XyScatterRenderableSeries}. See base class {@link BaseHitTestProvider} for further info
*/
var ScatterSeriesHitTestProvider = /** @class */ (function (_super) {
__extends(ScatterSeriesHitTestProvider, _super);
function ScatterSeriesHitTestProvider() {
return _super !== null && _super.apply(this, arguments) || this;
}
/**
* @inheritDoc
*/
ScatterSeriesHitTestProvider.prototype.hitTest = function (x, y, hitTestRadius) {
if (hitTestRadius === void 0) { hitTestRadius = 0; }
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 dataSeries = this.parentSeries.dataSeries;
if (!dataSeries) {
return HitTestInfo_1.HitTestInfo.empty();
}
var nearest = hitTestHelpers_1.hitTestHelpers.getNearestXyPoint(this.webAssemblyContext, xCoordinateCalculator, yCoordinateCalculator, dataSeries, xHitCoord, yHitCoord, hitTestRadius);
var xNativeValues = dataSeries.getNativeXValues();
var yNativeValues = dataSeries.getNativeYValues();
var hitTestInfo = hitTestHelpers_1.hitTestHelpers.createHitTestInfo(this.parentSeries, xCoordinateCalculator, yCoordinateCalculator, isVerticalChart, dataSeries, xNativeValues, yNativeValues, xHitCoord, yHitCoord, nearest.nearestPointIndex, hitTestRadius);
if (nearest.nearestPointIndex >= 0) {
var _b = this.parentSeries.pointMarker, width = _b.width, height = _b.height;
var isCategoryAxis = xCoordinateCalculator.isCategoryCoordinateCalculator;
var xFirstValue = isCategoryAxis ? 0 : xNativeValues.get(0);
var xFirstCoord = xCoordinateCalculator.getCoordinate(xFirstValue);
var xLastValue = isCategoryAxis ? xNativeValues.size() - 1 : xNativeValues.get(xNativeValues.size() - 1);
var xLastCoord = xCoordinateCalculator.getCoordinate(xLastValue);
hitTestInfo.isWithinDataBounds = (0, pointUtil_1.testIsInInterval)(xHitCoord, xFirstCoord, xLastCoord, width / 2);
hitTestInfo.isHit = (0, pointUtil_1.testIsInBounds)(xHitCoord, yHitCoord, hitTestInfo.xCoord - width / 2 - hitTestRadius, hitTestInfo.yCoord + height / 2 + hitTestRadius, hitTestInfo.xCoord + width / 2 + hitTestRadius, hitTestInfo.yCoord - height / 2 - hitTestRadius);
}
else {
hitTestInfo.isHit = false;
}
return hitTestInfo;
};
/**
* @inheritDoc
*/
ScatterSeriesHitTestProvider.prototype.hitTestXSlice = 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 dataSeries = this.parentSeries.dataSeries;
if (!dataSeries) {
return HitTestInfo_1.HitTestInfo.empty();
}
var xNativeValues = dataSeries.getNativeXValues();
var yNativeValues = dataSeries.getNativeYValues();
var nearestPointIndex = hitTestHelpers_1.hitTestHelpers.getNearestXPoint(this.webAssemblyContext, xCoordinateCalculator, dataSeries, xHitCoord, dataSeries.dataDistributionCalculator.isSortedAscending);
var hitTestInfo = hitTestHelpers_1.hitTestHelpers.createHitTestInfo(this.parentSeries, xCoordinateCalculator, yCoordinateCalculator, isVerticalChart, dataSeries, xNativeValues, yNativeValues, xHitCoord, yHitCoord, nearestPointIndex, 0);
if (nearestPointIndex >= 0) {
var width = this.parentSeries.pointMarker.width;
var isCategoryAxis = xCoordinateCalculator.isCategoryCoordinateCalculator;
var xFirstCoord = void 0;
var xLastCoord = void 0;
if (dataSeries.dataDistributionCalculator.isSortedAscending) {
var xFirstValue = isCategoryAxis ? 0 : xNativeValues.get(0);
xFirstCoord = xCoordinateCalculator.getCoordinate(xFirstValue);
var xLastValue = isCategoryAxis
? xNativeValues.size() - 1
: xNativeValues.get(xNativeValues.size() - 1);
xLastCoord = xCoordinateCalculator.getCoordinate(xLastValue);
}
else {
var xRange = dataSeries.getXRange();
xFirstCoord = xCoordinateCalculator.getCoordinate(xRange.min);
xLastCoord = xCoordinateCalculator.getCoordinate(xRange.max);
}
hitTestInfo.isWithinDataBounds = (0, pointUtil_1.testIsInInterval)(xHitCoord, xFirstCoord, xLastCoord, width / 2);
hitTestInfo.isHit = hitTestInfo.isWithinDataBounds;
}
else {
hitTestInfo.isHit = false;
}
return hitTestInfo;
};
return ScatterSeriesHitTestProvider;
}(BaseHitTestProvider_1.BaseHitTestProvider));
exports.ScatterSeriesHitTestProvider = ScatterSeriesHitTestProvider;