SubtotalDataPointCollection.Add(Int32) Method

Adds a data point to the collection of ‘total’ points.

Namespace: DevExpress.Spreadsheet.Charts

Assembly: DevExpress.Spreadsheet.v23.2.Core.dll

NuGet Package: DevExpress.Spreadsheet.Core

Declaration

C#

int Add(
    int item
)

VB.NET

Function Add(
    item As Integer
) As Integer

Parameters

Name	Type	Description
item	Int32	The zero-based position of the data point within the series.

Returns

Type	Description
Int32	A zero-based index of the ‘total’ point within the collection.

Remarks

The example below creates a waterfall chart. The third and last data points are displayed as totals.

C#

// Create a waterfall chart and specify its location.
Chart chart = worksheet.Charts.Add(ChartType.Waterfall, worksheet["B2:C7"]);
chart.TopLeftCell = worksheet.Cells["E2"];
chart.BottomRightCell = worksheet.Cells["L17"];

// Hide the major gridlines for the value axis.
chart.PrimaryAxes[1].MajorGridlines.Visible = false;

// Specify series options.
var options = chart.Series[0].LayoutOptions.Waterfall;
// Display connector lines.
options.ShowConnectorLines = true;
// Set the third data point as the total.
options.SubtotalDataPoints.Add(2);
// Set the last data point as the total.
options.SubtotalDataPoints.Add(5);

// Add the chart title.
chart.Title.Visible = true;
chart.Title.SetValue("Income Statement");

VB.NET

' Create a waterfall chart and specify its location.
Dim chart As Chart = worksheet.Charts.Add(ChartType.Waterfall, worksheet("B2:C7"))
chart.TopLeftCell = worksheet.Cells("E2")
chart.BottomRightCell = worksheet.Cells("L17")

' Hide the major gridlines for the value axis.
chart.PrimaryAxes(1).MajorGridlines.Visible = False

' Specify series options.
Dim options As WaterfallSeriesOptions = chart.Series(0).LayoutOptions.Waterfall
' Display connector lines.
options.ShowConnectorLines = True
' Set the third data point as the total.
options.SubtotalDataPoints.Add(2)
' Set the last data point as the total.
options.SubtotalDataPoints.Add(5)

' Add the chart title.
chart.Title.Visible = True
chart.Title.SetValue("Income Statement")