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V24.2

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SubtotalDataPointCollection.Add(Int32) Method

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

Namespace: DevExpress.Spreadsheet.Charts

Assembly: DevExpress.Spreadsheet.v24.2.Core.dll

NuGet Package: DevExpress.Spreadsheet.Core

#Declaration

int Add(
    int item
)

#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.

Waterfall chart

// 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");
See Also