This article explains how to create a doughnut chart in Excel using XlsIO.
What is doughnut chart?
Just like a pie chart, a doughnut chart shows the relationship of parts to a whole, but a doughnut chart can contain more than one data series. Each data series that you plot in a doughnut chart adds a ring to the chart. The first data series is displayed in the center of the chart.
Doughnut chart for single series created using XlsIO
To create a doughnut chart in Excel using XlsIO, you need to do the following steps.
Steps to create doughnut chart
Create a chart object by calling the worksheet.Charts.Add method and specify the chart type to ExcelChartType.Doughnut enum value.
Set a range of data from the worksheet to chart’s DataRange property. To plot the series values in column and categories in row, set chart’s IsSeriesInRows property to false.
Add the basic elements like chart title, data labels and legend.
Applicable Properties of doughnut chart
Below is the list of other properties that is applicable for a doughnut chart.
NOTE: Applying properties apart from the mentioned list might throw exception or the changes will not be reflected in the output document because those properties are not related to doughnut chart.
The following C#/ VB.NET complete code snippet shows the creation of doughnut chart using XlsIO.
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