scichart
Version:
Fast WebGL JavaScript Charting Library and Framework
138 lines (137 loc) • 8.85 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.StackedColumnSeriesHitTestProvider = 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 StackedColumnRenderableSeries}. See base class {@link BaseHitTestProvider} for further info
*/
var StackedColumnSeriesHitTestProvider = /** @class */ (function (_super) {
__extends(StackedColumnSeriesHitTestProvider, _super);
function StackedColumnSeriesHitTestProvider() {
return _super !== null && _super.apply(this, arguments) || this;
}
/**
* @inheritDoc
*/
StackedColumnSeriesHitTestProvider.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 dataSeries = this.parentSeries.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 _b = this.parentSeries, accumulatedValues = _b.accumulatedValues, getGroupIndex = _b.getGroupIndex, getGroupsCount = _b.getGroupsCount, getColumnWidth = _b.getColumnWidth;
var hitTestInfo = hitTestHelpers_1.hitTestHelpers.createHitTestInfo(this.parentSeries, xCoordinateCalculator, yCoordinateCalculator, isVerticalChart, dataSeries, xNativeValues, accumulatedValues, xHitCoord, yHitCoord, nearestPointIndex, 0);
if (nearestPointIndex >= 0) {
var groupIndex = getGroupIndex();
var groupsCount = getGroupsCount();
var columnWidth = getColumnWidth(xCoordinateCalculator);
var halfWidth = columnWidth / 2;
var coordShift = (0.5 + groupIndex - groupsCount / 2) * columnWidth;
hitTestInfo.xValue = xCoordinateCalculator.getDataValue(hitTestInfo.xCoord + coordShift);
var yValue = yNativeValues.get(nearestPointIndex);
var accumValue = accumulatedValues.get(nearestPointIndex);
var topCoord = yCoordinateCalculator.getCoordinate(accumValue);
var bottomCoord = yCoordinateCalculator.getCoordinate(accumValue - yValue);
var columnCenterX = hitTestInfo.xCoord + coordShift;
hitTestInfo.isHit = (0, pointUtil_1.testIsInBounds)(xHitCoord, yHitCoord, columnCenterX - halfWidth, bottomCoord, columnCenterX + halfWidth, topCoord);
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)(hitTestInfo.hitTestPoint.x, xFirstCoord, xLastCoord, (columnWidth * groupsCount) / 2);
// Hit-test on StackedColumnSeries returns Y accumulated, Y1 original
hitTestInfo.y1Value = yNativeValues.get(nearestPointIndex);
}
else {
hitTestInfo.isHit = false;
}
return hitTestInfo;
};
/**
* @inheritDoc
*/
StackedColumnSeriesHitTestProvider.prototype.hitTestDataPoint = function (x, y, hitTestRadius) {
if (hitTestRadius === void 0) { hitTestRadius = BaseHitTestProvider_1.BaseHitTestProvider.DEFAULT_HIT_TEST_RADIUS; }
throw Error("hitTestDataPoint method is not supported for StackedColumnSeriesHitTestProvider");
};
/**
* @inheritDoc
*/
StackedColumnSeriesHitTestProvider.prototype.hitTestForDataPointSelectionModifier = function (x, y, hitTestRadius) {
if (hitTestRadius === void 0) { hitTestRadius = BaseHitTestProvider_1.BaseHitTestProvider.DEFAULT_HIT_TEST_RADIUS; }
return this.hitTest(x, y);
};
/**
* @inheritDoc
*/
StackedColumnSeriesHitTestProvider.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 nearestPointIndex = hitTestHelpers_1.hitTestHelpers.getNearestXPoint(this.webAssemblyContext, xCoordinateCalculator, dataSeries, xHitCoord, dataSeries.dataDistributionCalculator.isSortedAscending);
var xNativeValues = dataSeries.getNativeXValues();
var yNativeValues = dataSeries.getNativeYValues();
var _b = this.parentSeries, accumulatedValues = _b.accumulatedValues, getGroupIndex = _b.getGroupIndex, getGroupsCount = _b.getGroupsCount, getColumnWidth = _b.getColumnWidth;
var hitTestInfo = hitTestHelpers_1.hitTestHelpers.createHitTestInfo(this.parentSeries, xCoordinateCalculator, yCoordinateCalculator, isVerticalChart, dataSeries, xNativeValues, accumulatedValues, xHitCoord, yHitCoord, nearestPointIndex, 0);
if (nearestPointIndex >= 0) {
var groupIndex = getGroupIndex();
var groupsCount = getGroupsCount();
var columnWidth = getColumnWidth(xCoordinateCalculator);
var halfWidth = columnWidth / 2;
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)(hitTestInfo.hitTestPoint.x, xFirstCoord, xLastCoord, (columnWidth * groupsCount) / 2);
var coordShift = (0.5 + groupIndex - groupsCount / 2) * columnWidth;
hitTestInfo.xValue = xCoordinateCalculator.getDataValue(hitTestInfo.xCoord + coordShift);
var columnCenterX = hitTestInfo.xCoord + coordShift;
hitTestInfo.isHit = (0, pointUtil_1.testIsInInterval)(xHitCoord, columnCenterX - halfWidth, columnCenterX + halfWidth);
// Hit-test on StackedColumnSeries returns Y accumulated, Y1 original
hitTestInfo.y1Value = yNativeValues.get(nearestPointIndex);
}
else {
hitTestInfo.isHit = false;
}
return hitTestInfo;
};
return StackedColumnSeriesHitTestProvider;
}(BaseHitTestProvider_1.BaseHitTestProvider));
exports.StackedColumnSeriesHitTestProvider = StackedColumnSeriesHitTestProvider;