Series.FirstSliceAngle

Series.FirstSliceAngle property

Gets or sets the angle of the first pie-chart or doughnut-chart slice, in degrees (clockwise from vertical). Applies only to pie, 3-D pie, and doughnut charts, 0 to 360.

public short FirstSliceAngle { get; set; }

Examples

using System;
using Aspose.Cells;
using Aspose.Cells.Charts;

namespace AsposeCellsExamples
{
    public class SeriesPropertyFirstSliceAngleDemo
    {
        public static void Run()
        {
            Workbook workbook = new Workbook();
            Worksheet worksheet = workbook.Worksheets[0];
            
            // Add sample data for pie chart
            worksheet.Cells["A1"].PutValue("Category");
            worksheet.Cells["A2"].PutValue("Apple");
            worksheet.Cells["A3"].PutValue("Orange");
            worksheet.Cells["A4"].PutValue("Banana");
            worksheet.Cells["B1"].PutValue("Value");
            worksheet.Cells["B2"].PutValue(50);
            worksheet.Cells["B3"].PutValue(30);
            worksheet.Cells["B4"].PutValue(20);

            // Add pie chart
            int chartIndex = worksheet.Charts.Add(ChartType.Pie, 5, 0, 15, 5);
            Chart chart = worksheet.Charts[chartIndex];
            
            // Set chart data range
            chart.NSeries.Add("B2:B4", true);
            chart.NSeries.CategoryData = "A2:A4";

            // Get the first series and set FirstSliceAngle
            Series series = chart.NSeries[0];
            series.FirstSliceAngle = 45; // Rotate pie chart by 45 degrees

            workbook.Save("PieChartWithFirstSliceAngle.xlsx");
        }
    }
}

See Also