# Wijmo_Chart_Analytics.Breakeven ## Content

BreakEven Class

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.

Type parameters

Heirarchy

Constructors

Properties

Methods

Events

Constructors

constructor

  • Initializes a new instance of the BreakEven class.

    Parameters

    • Optional options: any

      JavaScript object containing initialization data for the object.

    Returns BreakEven

Properties

altStyle

altStyle: any

Gets or sets the alternate style for the series.

The alternate style is used for negative values in Bar, Column, and Scatter charts; and for rising values in financial chart types like Candlestick, LineBreak, EquiVolume etc.

The default value for this property is null, which causes the series to use the default style.

axisX

axisX: Axis

Gets or sets the X-axis for the series.

axisY

axisY: Axis

Gets or sets the Y-axis for the series.

binding

binding: string

Gets or sets the name of the property that contains Y values for the series.

bindingX

bindingX: string

Gets or sets the name of the property that contains X values for the series.

chart

chart: FlexChartCore

Gets the FlexChart object that owns this series.

collectionView

collectionView: ICollectionView<T>

Gets the ICollectionView object that contains the data for this series.

cssClass

cssClass: string

Gets or sets the series CSS class.

fixedCost

fixedCost: number

Gets or sets a value of fixed cost.

hostElement

hostElement: SVGGElement

Gets the series host element.

interpolateNulls

interpolateNulls: boolean

Gets or sets a value that determines whether to interpolate null values in the data.

If true, the series interpolates the value of any missing data based on neighboring points. If false, it leaves a break in lines and areas at the points with null values.

The default value for this property is false.

itemFormatter

itemFormatter: Function

Gets or sets the item formatter function that allows you to customize the appearance of the series.

The property overrides the chart's itemFormatter wijmo.chart.FlexChart.itemFormatter.

itemsSource

itemsSource: any

Gets or sets the array or ICollectionView object that contains the series data.

legendElement

legendElement: SVGGElement

Gets the series element in the legend.

name

name: string

Gets or sets the series name.

The series name is displayed in the chart legend. Any series without a name does not appear in the legend.

salesPrice

salesPrice: number

Gets or sets a value of sales price.

style

style: any

Gets or sets the series style.

styles

styles: IBreakEvenStyles

Gets or sets the styles of Break Even chart.

The following styles are supported:

  1. fixedCost: Specifies the style of the fixed cost.
  2. variableCost: Specifies the style of the variable cost.
  3. totalCost: Specifies the style of the total cost.
  4. salesRevenue: Specifies the style of the sales revenue.
  5. safetyMargin: Specifies the style of the safety margin.
  6. marginalProfit: Specifies the style of the marginal profit.
  7. breakEven: Specifies the style of the break even.

The style of profit and loss areas is specified by the style and altStyle properties.

symbolMarker

symbolMarker: Marker

Gets or sets the shape of marker to use for each data point in the series. Applies to Scatter, LineSymbols, and SplineSymbols chart types.

The default value for this property is Marker.Dot.

symbolSize

symbolSize: number

Gets or sets the size (in pixels) of the symbols used to render this Series. Applies to Scatter, LineSymbols, and SplineSymbols chart types.

The default value for this property is 10 pixels.

symbolStyle

symbolStyle: any

Gets or sets the series symbol style.

Applies to Bar, Column, Scatter, LineSymbols, and SplineSymbols chart types.

tooltipContent

tooltipContent: any

Gets or sets the series specific tooltip content.

The property overrides the content of chart tooltip content.

variableCost

variableCost: number

Gets or sets a value of variable cost.

visibility

visibility: SeriesVisibility

Gets or sets an enumerated value indicating whether and where the series appears.

The default value for this property is SeriesVisibility.Visible.

Methods

dataToPoint

getDataRect

  • getDataRect(currentRect?: Rect, calculatedRect?: Rect): Rect

  • Returns the series bounding rectangle in data coordinates.

    If getDataRect() returns null, the limits are calculated automatically based on the data values.

    Parameters

    • Optional currentRect: Rect

      The current rectangle of chart. This parameter is optional.

    • Optional calculatedRect: Rect

      The calculated rectangle of chart. This parameter is optional.

    Returns Rect

getPlotElement

  • getPlotElement(pointIndex: number): any

  • Gets the plot element that corresponds to the specified point index.

    Parameters

    • pointIndex: number

      The index of the data point.

    Returns any

hitTest

  • Gets a HitTestInfo object with information about the specified point.

    Parameters

    • pt: any

      The point to investigate, in window coordinates.

    • Optional y: number

      The Y coordinate of the point (if the first parameter is a number).

    Returns HitTestInfo

initialize

  • initialize(options: any): void

  • Initializes the series by copying the properties from a given object.

    Parameters

    • options: any

      JavaScript object containing initialization data for the series.

    Returns void

onRendered

onRendering

  • onRendering(engine: IRenderEngine, index: number, count: number): boolean

pointToData

  • Converts a Point from control coordinates to series data coordinates.

    Parameters

    • pt: Point

      The point to convert, in control coordinates.

    Returns Point

    The point in series data coordinates.

Events

rendered

rendered: Event<SeriesBase<any>, RenderEventArgs>

Occurs when series is rendered.

rendering

rendering: Event<SeriesBase<any>, SeriesRenderingEventArgs>

Occurs when series is rendering.