SummaryFunction Delegate

Represents a delegate to create a custom summary function for the specific series point argument.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v20.2.dll

NuGet Packages: DevExpress.Charts, DevExpress.WindowsDesktop.Charts

Declaration

C#

public delegate ISeriesPoint[] SummaryFunction(
    Series series,
    object argument,
    string[] functionArguments,
    DataSourceValues[] values,
    object[] colors
);

VB.NET

Public Delegate Function SummaryFunction(
    series As Series,
    argument As Object,
    functionArguments As String(),
    values As DataSourceValues(),
    colors As Object()
) As ISeriesPoint()

Parameters

Name	Type	Description
series	Series	A Series object, containing information about the series for which the custom summary function should be calculated.
argument	Object	A Object representing an original argument of a series point for which the custom summary function should be calculated.
functionArguments	String[]	An array of String values that specify the names of function arguments, if any. These names can be used to obtain data source values from the dictionary, passed as the values parameter.
values	DataSourceValues[]	An array of DataSourceValues objects representing data source values to be used for summarizing. This object represents a dictionary, which allows you to obtain a specific data source value by its name.
colors	Object[]	An array of objects representing colors obtained from a datasource.

Returns

Type
DevExpress.Charts.Native.ISeriesPoint[]