/*!
    *
    * Wijmo Library 5.20252.44
    * https://developer.mescius.com/wijmo
    *
    * Copyright(c) MESCIUS inc. All rights reserved.
    *
    * Licensed under the End-User License Agreement For MESCIUS Wijmo Software.
    * us.sales@mescius.com
    * https://developer.mescius.com/wijmo/licensing
    *
    */
/**
 * {@module wijmo.chart.analytics}
 * Defines classes that add analytics features to charts including {@link TrendLine},
 * {@link MovingAverage} and {@link FunctionSeries}.
 */
/**
 *
 */
export declare var ___keepComment: any;
import { Rect, Size } from 'wijmo/wijmo';
import { SeriesBase, _HitTester, IRenderEngine, _IHitArea, FlexChartCore, _BarPlotter, _RectArea, _ISeries, _IAxis, Series } from 'wijmo/wijmo.chart';
/**
 * Represents a Waterfall series of {@link FlexChart}.
 *
 * The {@link Waterfall} series is normally used to demonstrate how
 * the starting position either increases or decreases through a
 * series of changes.
 */
export declare class Waterfall extends SeriesBase {
    static CSS_CONNECTOR_LINE_GROUP: string;
    static CSS_CONNECTOR_LINE: string;
    static CSS_ENDLABEL: string;
    _barPlotter: _BarPlotter;
    private _start;
    private _startLabel;
    private _relativeData;
    private _connectorLines;
    private _showTotal;
    private _totalLabel;
    private _styles;
    private _wfstyle;
    private _xValues;
    private _getXValues;
    private _yValues;
    private _showIntermediateTotal;
    private _intermediateTotalPositions;
    private _intermediateTotalLabels;
    private _intermediateTotalPos;
    /**
     * Initializes a new instance of the {@link Waterfall} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets a value that determines whether the given data
     * represents absolute or relative values (differences).
     */
    relativeData: boolean;
    /**
     * Gets or sets a value that determines the value of the start bar.
     * If start is null, the start bar will not be shown.
     */
    start: number;
    /**
     * Gets or sets the label of the start bar.
     */
    startLabel: string;
    /**
     * Gets or sets a value that determines whether to show
     * the total bar at the end of the chart.
     */
    showTotal: boolean;
    /**
     * Gets or sets the label of the total bar.
     */
    totalLabel: string;
    /**
     * Gets or sets a value that determines whether to show intermediate
     * total bars.
     *
     * This property works with {@link intermediateTotalPositions} and
     * {@link intermediateTotalLabels} properties.
     */
    showIntermediateTotal: boolean;
    /**
     * Gets or sets a value of the property that contains the index
     * for positions of the intermediate total bars.
     *
     * This property works with the {@link showIntermediateTotal} and
     * {@link intermediateTotalLabels} properties.
     */
    intermediateTotalPositions: number[];
    /**
     * Gets or sets the name of the property that contains labels for
     * the intermediate total bars. This should be an array or a string.
     *
     * This property works with the {@link showIntermediateTotal} and
     * {@link intermediateTotalPositions} properties.
     */
    intermediateTotalLabels: any;
    /**
     * Gets or sets a value that determines whether to show
     * connector lines.
     */
    connectorLines: boolean;
    /**
     * Gets or sets the Waterfall styles.
     *
     * The following styles are supported:
     *
     * <ol>
     *   <li><b>start</b>: Specifies the style of the start column.</li>
     *   <li><b>total</b>: Specifies the style of the total column.</li>
     *   <li><b>intermediateTotal</b>: Specifies the style of the intermediate total column.</li>
     *   <li><b>falling</b>: Specifies the style of the falling columns.</li>
     *   <li><b>rising</b>: Specifies the style of the rising columns.</li>
     *   <li><b>connectorLines</b>: Specifies the style of the connectorLines.</li>
     * </ol>
     *
     * <pre>waterfall.styles = {
     *   start: { fill: 'blue', stroke: 'blue' },
     *   total: { fill: 'yellow', stroke: 'yellow' },
     *   falling: { fill: 'red', stroke: 'red' },
     *   rising: { fill: 'green', stroke: 'green' },
     *   connectorLines: { stroke: 'blue', 'stroke-dasharray': '10, 10' }
     * }</pre>
     */
    styles: any;
    getValues(dim: number): number[];
    legendItemLength(): number;
    measureLegendItem(engine: IRenderEngine, index: number): Size;
    drawLegendItem(engine: IRenderEngine, rect: Rect, index: number): void;
    _clearValues(): void;
    _invalidate(): void;
    _getXOffset(): number;
    _getYOffset(pointIndex: number): number;
    _getValue(pointIndex: number): number;
    _getItem(pi: number): any;
    private _rendering;
    private _getStyles;
    private _getStyleByKey;
    private _drawConnectorLine;
    private _getLegendStyles;
    private _getName;
}
/**
 * Represents base class for various trend lines.
 */
export declare class TrendLineBase extends SeriesBase {
    private _sampleCount;
    private _bind;
    private _bindX;
    _xValues: any[];
    _yValues: any[];
    _originXValues: any[];
    _originYValues: any[];
    /**
     * Initializes a new instance of the {@link TrendLineBase} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the sample count for function calculation.
     * The property doesn't apply for MovingAverage.
     */
    sampleCount: number;
    /**
     * Gets the approximate y value from the given x value.
     *
     * @param x The x value to be used for calculating the Y value.
     */
    approximate(x: number): number;
    getValues(dim: number): number[];
    _calculateValues(): void;
    _invalidate(): void;
    _clearValues(): void;
    _clearCalculatedValues(): void;
}
/**
 * Specifies the type of MovingAverage Series.
 */
export declare enum MovingAverageType {
    /**
     * An average of the last n values.
     */
    Simple = 0,
    /**
     * Weighted average of the last n values,
     * where the weight decreases by 1 with each previous value.
     */
    Weighted = 1,
    /**
     * Weighted average of the last n values,
     * where the weight decreases exponentially with each previous value.
     */
    Exponential = 2,
    /**
     * Weighted average of the last n values,
     * whose result is equivalent to a double smoothed simple moving average.
     */
    Triangular = 3
}
/**
 * Represents a moving average trend line for {@link FlexChart} and {@link FinancialChart}.
 *
 * It is a calculation to analyze data points by creating a series of averages of
 * different subsets of the full data set. You may define a different type on each
 * {@link MovingAverage} object by setting the {@link type} property on the
 * {@link MovingAverage} itself.
 *
 * The {@link MovingAverage} class has a {@link period} property that allows you to set
 * the number of periods for computing the average value.
 */
export declare class MovingAverage extends TrendLineBase {
    private _period;
    private _type;
    /**
     * Initializes a new instance of the {@link MovingAverage} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the type of the moving average series.
     */
    type: MovingAverageType;
    /**
     * Gets or sets the period of the moving average series.
     * It should be set to integer value greater than 1.
     */
    period: number;
    _checkPeriod(): void;
    _calculateValues(): void;
    private _calculateSimple;
    private _calculateWeighted;
    private _calculateExponential;
    private _calculateTriangular;
}
/**
 * Specifies the fit type for a {@link TrendLine} series.
 */
export declare enum TrendLineFitType {
    /**
     * A straight line that most closely approximates the data.  Y(x) = a * x + b.
     */
    Linear = 0,
    /**
     * Regression fit to the equation Y(x) = a * exp(b*x).
     */
    Exponential = 1,
    /**
     * Regression fit to the equation Y(x) = a * ln(x) + b.
     */
    Logarithmic = 2,
    /**
     * Regression fit to the equation Y(x) = a * pow(x, b).
     */
    Power = 3,
    /**
     * Regression fit to the equation Y(x) = a + b * cos(x) + c * sin(x) + d * cos(2*x) + e * sin(2*x) + ...
     */
    Fourier = 4,
    /**
     * Regression fit to the equation Y(x) = a * x^n + b * x^n-1 + c * x^n-2 + ... + z.
     */
    Polynomial = 5,
    /**
     * The minimum X-value.
     */
    MinX = 6,
    /**
     * The minimum Y-value.
     */
    MinY = 7,
    /**
     * The maximum X-value.
     */
    MaxX = 8,
    /**
     * The maximum Y-value.
     */
    MaxY = 9,
    /**
     * The average X-value.
     */
    AverageX = 10,
    /**
     * The average Y-value.
     */
    AverageY = 11
}
/**
 * Represents a trend line series in a {@link FlexChart} or {@link FinancialChart}.
 *
 * A trend line is a line superimposed on a chart revealing the overall
 * direction of data.
 *
 * You may define a different fit type for each {@link TrendLine} series
 * on the {@link FlexChart} by setting its {@link fitType} property.
 */
export declare class TrendLine extends TrendLineBase {
    private _fitType;
    private _order;
    private _helper;
    private _minX;
    private _maxX;
    /**
     * Initializes a new instance of the {@link TrendLine} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the fit type of the {@link TrendLine}.
     */
    fitType: TrendLineFitType;
    /**
     * Gets or sets the number of terms in a polynomial or Fourier equation.
     *
     * Set this value to an integer greater than 1.
     * It gets applied when the fitType is set to
     * TrendLineFitType.Polynomial or
     * TrendLineFitType.Fourier.
     */
    order: number;
    /**
     * Gets or sets the minimal x-value.
     *
     * The default value is null and the minimum is calculated automatically from
     * original data range.
     */
    minX: number;
    /**
     * Gets or sets the maximal x-value.
     * The default value is null and the maximum is calculated automatically from
     * original data range.
    */
    maxX: number;
    /**
     * Gets the coefficients of the equation.
     */
    readonly coefficients: number[];
    /**
     * Gets the approximate y value from the given x value.
     *
     * @param x The x value to be used for calculating the Y value.
     */
    approximate(x: number): number;
    /**
     * Gets the formatted equation string for the coefficients.
     *
     * @param fmt The formatting function used to convert the coefficients
     * into strings. This parameter is optional.
     */
    getEquation(fmt?: Function): string;
    _calculateValues(): void;
}
/**
 * Represents a base class of function series for {@link FlexChart}.
 */
export declare class FunctionSeries extends TrendLineBase {
    private _min;
    private _max;
    /**
     * Initializes a new instance of the {@link FunctionSeries} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the minimum value of the parameter for calculating a function.
     */
    min: number;
    /**
     * Gets or sets the maximum value of the parameter for calculating a function.
     */
    max: number;
    getValues(dim: number): number[];
    _calculateValues(): void;
    _validateValue(value: number): number;
    _calculateValue(func: Function, parameter: number): number;
    _calculateX(value: number): number;
    _calculateY(value: number): number;
}
/**
 * Represents a Y function series of {@link FlexChart}.
 *
 * The {@link YFunctionSeries} plots a function defined by formulas
 * of type y=f(x), specified using the {@link func} property.
 */
export declare class YFunctionSeries extends FunctionSeries {
    private _func;
    /**
     * Initializes a new instance of the {@link YFunctionSeries} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the function used to calculate Y value.
     */
    func: Function;
    _calculateX(value: number): number;
    _calculateY(value: number): number;
    /**
     * Gets the approximate y value from the given x value.
     *
     * @param x The x value to be used for calculating the Y value.
     */
    approximate(x: number): number;
}
/**
 * Represents a parametric function series for {@link FlexChart}.
 *
 * The {@link ParametricFunctionSeries} plots a function defined by formulas
 * x=f(t) and y=f(t).
 *
 * The x and y values are calculated by the functions assigned to the
 * {@link xFunc} and {@link yFunc} properties.
 */
export declare class ParametricFunctionSeries extends FunctionSeries {
    private _xFunc;
    private _yFunc;
    /**
     * Initializes a new instance of the {@link ParametricFunctionSeries} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets the function used to calculate the x value.
     */
    xFunc: Function;
    /**
     * Gets or sets the function used to calculate the y value.
     */
    yFunc: Function;
    _calculateX(value: number): number;
    _calculateY(value: number): number;
    /**
     * Gets the approximate x and y from the given value.
     *
     * @param value The value to calculate.
     */
    approximate(value: number): any;
}
/**
 * Specifies the meaning of the {@link ErrorBar}'s {@link ErrorBar.value} property.
 */
export declare enum ErrorAmount {
    /** The value property represents the error as an absolute value. */
    FixedValue = 0,
    /** The value property represents the error as a percentage. */
    Percentage = 1,
    /** The value property represents the error as a number of standard deviations. */
    StandardDeviation = 2,
    /** The error is the standard error of the mean (value property is not used). */
    StandardError = 3,
    /** Error values are bound through the {@link ErrorBar.binding} property or set to an object with 'plus' and 'minus' values. */
    Custom = 4
}
/**
 * Specifies the end style of the error bars.
 */
export declare enum ErrorBarEndStyle {
    /** Error bars end with a cap. */
    Cap = 0,
    /** Error bars are simple lines. */
    NoCap = 1
}
/**
 * Specifies the direction of the error bar.
 */
export declare enum ErrorBarDirection {
    /** Show errors in both directions. */
    Both = 0,
    /** Show errors only in the minus direction. */
    Minus = 1,
    /** Show errors only in the plus direction. */
    Plus = 2
}
/**
 * Represents an {@link ErrorBar} series on a {@link FlexChart}.
 *
 * The {@link ErrorBar} series shows error margins and standard deviations
 * at a glance. They can be shown as a standard error amounts, percentages,
 * or standard deviation.
 *
 * You can also set the error values explicitly to display the exact
 * amounts you want.
 */
export declare class ErrorBar extends Series {
    private __errorValue;
    private _mean;
    private _errorAmount;
    private _endStyle;
    private _direction;
    private _value;
    private _errorBarStyle;
    private _paddings;
    private _plusBindingValues;
    private _minusBindingValues;
    private _errorBarEles;
    /**
     * Initializes a new instance of the {@link ErrorBar} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets a value that specifies the error value of the series.
     *
     * This property works with the {@link errorAmount} property.
     */
    value: any;
    /**
     * Gets or sets a value that specifies the meaning of the
     * {@link value} property.
     */
    errorAmount: ErrorAmount;
    /**
     * Gets or sets the style used to render the error bars.
     */
    errorBarStyle: any;
    /**
     * Gets or sets a value that specifies the end style of the error bars.
     */
    endStyle: ErrorBarEndStyle;
    /**
     * Gets or sets a value that specifies the direction of the error bars.
     */
    direction: ErrorBarDirection;
    getDataRect(currentRect?: Rect, calculatedRect?: Rect): Rect;
    private _getCustomValue;
    _calculateErrorValue(): void;
    _clearValues(): void;
    getValues(dim: number): number[];
    _chart: FlexChartCore;
    _errorValue: number;
    readonly _showPlus: boolean;
    readonly _showMinus: boolean;
    private _rendering;
    /**
     * Gets the plot element that corresponds to the specified point index.
     *
     * @param pointIndex The index of the data point.
     */
    getPlotElement(pointIndex: number): any;
}
/** Defines styles for the {@link BreakEven} series. */
export interface IBreakEvenStyles {
    /** Specifies the style of the fixed cost line. */
    fixedCost?: any;
    /** Specifies the style of the variable cost line. */
    variableCost?: any;
    /** Specifies the style of the total cost line. */
    totalCost?: any;
    /** Specifies the style of the sales revenue line. */
    salesRevenue?: any;
    /** Specifies the style of the safety margin area. */
    safetyMargin?: any;
    /** Specifies the style of the marginal profit line. */
    marginalProfit?: any;
    /** Specifies the style of the break even markers. */
    breakEven?: any;
}
/**
 * Represents a Break Even chart series.
 *
 * A break even chart is a chart that shows the sales volume level at which total costs equal sales.
 * Use the styles property to customize appearance of different parts of Break Even chart.
 * The name property contains comma-separated names that are shown as legend entries.
 */
export declare class BreakEven extends SeriesBase {
    private _fixedCost;
    private _variableCost;
    private _salesPrice;
    private _styles;
    /**
     * Initializes a new instance of the {@link BreakEven} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    /**
     * Gets or sets a value of fixed cost.
     */
    fixedCost: number;
    /**
     * Gets or sets a value of variable cost.
     */
    variableCost: number;
    /**
     * Gets or sets a value of sales price.
     */
    salesPrice: number;
    /**
     * Gets or sets the styles of Break Even chart.
     *
     * The following styles are supported:
     *
     * <ol>
     *   <li><b>fixedCost</b>: Specifies the style of the fixed cost.</li>
     *   <li><b>variableCost</b>: Specifies the style of the variable cost.</li>
     *   <li><b>totalCost</b>: Specifies the style of the total cost.</li>
     *   <li><b>salesRevenue</b>: Specifies the style of the sales revenue.</li>
     *   <li><b>safetyMargin</b>: Specifies the style of the safety margin.</li>
     *   <li><b>marginalProfit</b>: Specifies the style of the marginal profit.</li>
     *   <li><b>breakEven</b>: Specifies the style of the break even.</li>
     * </ol>
     *
     * The style of profit and loss areas is specified by the style and altStyle properties.
     */
    styles: IBreakEvenStyles;
    getValues(dim: number): number[];
    private _rendering;
    _setStyle(eng: IRenderEngine, style: any): void;
    _getName(dim: number): string;
    legendItemLength(): number;
    _getStyle(index: number): any;
    measureLegendItem(engine: IRenderEngine, index: number): Size;
    drawLegendItem(engine: IRenderEngine, rect: Rect, index: number): void;
}
/**
 * Specifies the quartile calculation method of {@link BoxWhisker} series.
 */
export declare enum QuartileCalculation {
    /** Include median value when calculating quartile. */
    InclusiveMedian = 0,
    /** Exclude median value when calculating quartile. */
    ExclusiveMedian = 1
}
/**
 * Represents a Box&Whisker chart series.
 *
 * The {@link BoxWhisker} series is normally used to compare distributions
 * between different sets of numerical data.
 */
export declare class BoxWhisker extends SeriesBase {
    private _groupWidth;
    private _gapWidth;
    private _showMeanLine;
    private _meanLineStyle;
    private _showMeanMarker;
    private _meanMarkerStyle;
    private _showInnerPoints;
    private _showOutliers;
    private _quartileCalculation;
    hitTester: _HitTester;
    /**
     * Initializes a new instance of the {@link BoxWhisker} class.
     *
     * @param options JavaScript object containing initialization data for the object.
     */
    constructor(options?: any);
    private _initProperties;
    _clearValues(): void;
    /**
     * Gets or sets a value that specifies the quartile calculation method.
     */
    quartileCalculation: QuartileCalculation;
    /**
     * Gets or sets a value that determines the group width as a percentage.
     *
     * The default value for this property is 0.8. The min value is 0 and max value is 1.
     */
    groupWidth: number;
    /**
     * Gets or sets a value that determines the width of the gab between groups
     * as a percentage.
     *
     * The default value for this property is 0.1. The min value is 0 and max value is 1.
     */
    gapWidth: number;
    /**
     * Gets or sets a value that determines whether to show the mean line.
     */
    showMeanLine: boolean;
    /**
     * Gets or sets a value that specifies the style for the mean line.
     */
    meanLineStyle: any;
    /**
     * Gets or sets a value that determines whether to show the mean marker.
     */
    showMeanMarker: boolean;
    /**
     * Gets or sets a value that specifies the style for the mean marker.
     */
    meanMarkerStyle: any;
    /**
     * Gets or sets a value that determines whether to show the inner data points
     * for each point in the series.
     */
    showInnerPoints: boolean;
    /**
     * Gets or sets a value that determines whether to show outliers.
     *
     * Outliers are inner points outside the range between the first
     * and third quartiles.
     */
    showOutliers: boolean;
    private _rendering;
    _convertPoints(points: number[], axis: _IAxis): number[];
    _drawBoxWhisker(engine: IRenderEngine, xs: any, ys: any, prevXS: any, prevYS: any, series: _ISeries): void;
    _renderLabels(engine: IRenderEngine, smap: _IHitArea[], chart: FlexChartCore, lblAreas: _RectArea[]): void;
}
export declare class _BoxPlot {
    private _data;
    private _min;
    private _max;
    private _mean;
    private _firstQuartile;
    private _thirdQuartile;
    private _median;
    private _quartileCalculation;
    private _iqr;
    private _outlierPoints;
    private _innerPoints;
    private _showOutliers;
    constructor(data: number[], quartileCalculation: QuartileCalculation, showOutliers: boolean);
    readonly showOutliers: boolean;
    readonly min: number;
    readonly max: number;
    readonly mean: number;
    readonly firstQuartile: number;
    readonly thirdQuartile: number;
    readonly median: number;
    readonly outlierPoints: number[];
    readonly innerPoints: number[];
    _parse(): void;
    _quartileInc(data: number[], percent: number): any;
    _quartileExc(data: number[], percent: number): any;
}