scichart
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Fast WebGL JavaScript Charting Library and Framework
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JavaScript
"use strict";
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.CategoryAxisBase = void 0;
var Deleter_1 = require("../../../Core/Deleter");
var NumberRange_1 = require("../../../Core/NumberRange");
var SeriesType_1 = require("../../../types/SeriesType");
var appendDoubleVectorFromJsArray_1 = require("../../../utils/ccall/appendDoubleVectorFromJsArray");
var CategoryCoordinateCalculator_1 = require("../../Numerics/CoordinateCalculators/CategoryCoordinateCalculator");
var FlippedCategoryCoordinateCalculator_1 = require("../../Numerics/CoordinateCalculators/FlippedCategoryCoordinateCalculator");
var NumericTickProvider_1 = require("../../Numerics/TickProviders/NumericTickProvider");
var AxisBase2D_1 = require("./AxisBase2D");
var CategoryDeltaCalculator_1 = require("./DeltaCalculator/CategoryDeltaCalculator");
/**
* @summary A 2D Chart Category Axis Base type
*/
var CategoryAxisBase = /** @class */ (function (_super) {
__extends(CategoryAxisBase, _super);
/**
* Creates an instance of a {@link CategoryAxisBase}
* @param webAssemblyContext The {@link TSciChart | SciChart 2D WebAssembly Context} containing native methods and
* access to our WebGL2 Engine and WebAssembly numerical methods
* @param options Optional parameters of type {@link ICategoryAxisBaseOptions} used to configure the axis at instantiation time
*/
function CategoryAxisBase(webAssemblyContext, options) {
var _this = this;
var _a, _b, _c;
_this = _super.call(this, webAssemblyContext, options) || this;
_this.defaultXValuesProperty = [];
_this.defaultXStartProperty = 0;
_this.defaultXStepProperty = 1;
_this.defaultXValuesProperty = (_a = options === null || options === void 0 ? void 0 : options.defaultXValues) !== null && _a !== void 0 ? _a : _this.defaultXValuesProperty;
_this.defaultXStartProperty = (_b = options === null || options === void 0 ? void 0 : options.defaultXStart) !== null && _b !== void 0 ? _b : _this.defaultXStartProperty;
_this.defaultXStepProperty = (_c = options === null || options === void 0 ? void 0 : options.defaultXStep) !== null && _c !== void 0 ? _c : _this.defaultXStepProperty;
_this.tickProvider = new NumericTickProvider_1.NumericTickProvider(_this.webAssemblyContext2D);
_this.deltaCalculator = new CategoryDeltaCalculator_1.CategoryDeltaCalculator(_this.webAssemblyContext2D);
_this.defaultBaseXValues = new _this.webAssemblyContext2D.SCRTDoubleVector();
return _this;
}
Object.defineProperty(CategoryAxisBase.prototype, "isCategoryAxis", {
/**
* @inheritDoc
*/
get: function () {
return true;
},
enumerable: false,
configurable: true
});
Object.defineProperty(CategoryAxisBase.prototype, "defaultXValues", {
/**
* The default x values to use if no series or data is added to the chart.
* The tick values shown will depend on the visible range, which for category axis is by index, not by value.
* eg if you want default values [10, 20, 30, 40] you would need to set visibleRange: new NumberRange(0,3)
* By default it will start at 0 and increment by 1, up to the size of the visible range.
* To change the start and step set defaultXStart and defaultXStep
*/
get: function () {
return this.defaultXValuesProperty;
},
/**
* The default x values to use if no series or data is added to the chart.
* The tick values shown will depend on the visible range, which for category axis is by index, not by value.
* eg if you want default values [10, 20, 30, 40] you would need to set visibleRange: new NumberRange(0,3)
* By default it will start at 0 and increment by 1, up to the size of the visible range.
* To change the start and step set defaultXStart and defaultXStep
*/
set: function (values) {
this.defaultXValuesProperty = values;
if (this.invalidateParentCallback)
this.invalidateParentCallback();
},
enumerable: false,
configurable: true
});
Object.defineProperty(CategoryAxisBase.prototype, "defaultXStart", {
/**
* The starting value for default x values. See defaultXValues
*/
get: function () {
return this.defaultXStartProperty;
},
/**
* The starting value for default x values. See defaultXValues
*/
set: function (value) {
this.defaultXStartProperty = value;
if (this.invalidateParentCallback)
this.invalidateParentCallback();
},
enumerable: false,
configurable: true
});
Object.defineProperty(CategoryAxisBase.prototype, "defaultXStep", {
/**
* The step size for default x values. See defaultXValues
*/
get: function () {
return this.defaultXStepProperty;
},
/**
* The step size for default x values. See defaultXValues
*/
set: function (value) {
this.defaultXStepProperty = value;
if (this.invalidateParentCallback)
this.invalidateParentCallback();
},
enumerable: false,
configurable: true
});
/**
* @inheritDoc
*/
CategoryAxisBase.prototype.prepareRenderData = function () {
var _this = this;
(0, Deleter_1.deleteSafe)(this.coordCalcCache);
var coordCalc = this.getCurrentCoordinateCalculatorInternal();
var scs = this.parentSurface;
var renderableSeries = scs.renderableSeries.asArray().find(function (rs) { return rs.xAxisId === _this.id; });
this.setBaseXValues(coordCalc, renderableSeries);
this.coordCalcCache = coordCalc;
};
/**
* @inheritDoc
*/
CategoryAxisBase.prototype.delete = function () {
this.defaultBaseXValues = (0, Deleter_1.deleteSafe)(this.defaultBaseXValues);
_super.prototype.delete.call(this);
};
/**
* @inheritDoc
*/
CategoryAxisBase.prototype.getCurrentCoordinateCalculatorInternal = function () {
var _this = this;
var min = this.visibleRange.min;
var max = this.visibleRange.max;
var size = this.axisLength;
var scs = this.parentSurface;
var renderableSeries = scs.renderableSeries.asArray().find(function (rs) { return rs.xAxisId === _this.id; });
// For reasons passing understanding, the native Category Coord Calculators operate in reverse to the linear ones
// The order is switched so they match the values of shouldFlipCC
var coordCalc = this.isXAxis !== this.flippedCoordinates
? new CategoryCoordinateCalculator_1.CategoryCoordinateCalculator(this.webAssemblyContext2D, size, min, max, this.offset)
: new FlippedCategoryCoordinateCalculator_1.FlippedCategoryCoordinateCalculator(this.webAssemblyContext2D, size, min, max, this.offset);
this.setBaseXValues(coordCalc, renderableSeries);
return coordCalc;
};
/**
* @inheritDoc
*/
CategoryAxisBase.prototype.getXDataRange = function () {
var _this = this;
var maxRange;
if (this.parentSurface) {
var visibleSeries = this.parentSurface.renderableSeries
.asArray()
.filter(function (s) { return s.xAxisId === _this.id && s.isVisible && s.hasDataSeriesValues(); });
visibleSeries.forEach(function (rSeries) {
// using indices instead of xValues
var indicesCount = rSeries.getDataSeriesValuesCount();
var additionalValue = 1 / 2;
var xRange = new NumberRange_1.NumberRange(0 - additionalValue, indicesCount - 1 + additionalValue);
if (xRange) {
maxRange = !maxRange ? xRange : maxRange.union(xRange);
}
});
}
return maxRange;
};
CategoryAxisBase.prototype.getMaxAutoTicks = function () {
// For category axis, there's no point in having more ticks than there are data values. Doing so causes duplicate tick values.
var coordCalc = this.getCurrentCoordinateCalculator();
return Math.min(Math.max(1, this.maxAutoTicks), coordCalc.baseXValues.size());
};
CategoryAxisBase.prototype.generateDefaultXValuesForCategoryAxis = function (defaultXStart, defaultXStep) {
this.defaultBaseXValues.clear();
if (this.defaultXValues && this.defaultXValues.length > 0) {
(0, appendDoubleVectorFromJsArray_1.appendDoubleVectorFromJsArray)(this.webAssemblyContext2D, this.defaultBaseXValues, this.defaultXValues);
}
else {
var xValues = [];
var length_1 = 10;
for (var i = 0; i < length_1; i++) {
xValues.push(defaultXStart + i * defaultXStep);
}
(0, appendDoubleVectorFromJsArray_1.appendDoubleVectorFromJsArray)(this.webAssemblyContext2D, this.defaultBaseXValues, xValues);
}
return this.defaultBaseXValues;
};
CategoryAxisBase.prototype.setBaseXValues = function (coordCalc, renderableSeries) {
if ((renderableSeries === null || renderableSeries === void 0 ? void 0 : renderableSeries.type) === SeriesType_1.ESeriesType.UniformHeatmapSeries) {
throw Error("Category Axis is not supported for UniformHeatmapRenderableSeries");
}
if (renderableSeries === null || renderableSeries === void 0 ? void 0 : renderableSeries.isStacked) {
var stackedCollection = renderableSeries;
if (stackedCollection.size() === 0) {
throw Error("BaseStackedCollection should have at least one BaseStackedRenderableSeries");
}
var firstStackedRS = stackedCollection.get(0);
if (!(firstStackedRS === null || firstStackedRS === void 0 ? void 0 : firstStackedRS.dataSeries)) {
if (!coordCalc.baseXValues)
coordCalc.baseXValues = this.generateDefaultXValuesForCategoryAxis(this.defaultXStart, this.defaultXStep);
return;
}
coordCalc.baseXValues = firstStackedRS.dataSeries.getNativeXValues();
}
else {
// Not stacked renderable series
if (!(renderableSeries === null || renderableSeries === void 0 ? void 0 : renderableSeries.dataSeries) || renderableSeries.dataSeries.count() < 10) {
var defaultXStart = this.defaultXStart;
var defaultXStep = this.defaultXStep;
if ((renderableSeries === null || renderableSeries === void 0 ? void 0 : renderableSeries.dataSeries) && (renderableSeries === null || renderableSeries === void 0 ? void 0 : renderableSeries.dataSeries.count()) > 0) {
var data = renderableSeries.dataSeries.getNativeXValues();
defaultXStart = data.get(0);
if (renderableSeries.dataSeries.count() > 0) {
defaultXStep = data.get(1) - data.get(0);
}
}
if (!coordCalc.baseXValues)
coordCalc.baseXValues = this.generateDefaultXValuesForCategoryAxis(defaultXStart, defaultXStep);
return;
}
coordCalc.baseXValues = renderableSeries.dataSeries.getNativeXValues();
}
};
return CategoryAxisBase;
}(AxisBase2D_1.AxisBase2D));
exports.CategoryAxisBase = CategoryAxisBase;