ChartPoint.ArcStartPointYPx

ChartPoint.ArcStartPointYPx property

Gets the y coordinate of starting point for the pie section after calls Chart.Calculate() method. Applies to Pie and Doughnut chart.

public float ArcStartPointYPx { get; }

Examples

namespace AsposeCellsExamples
{
    using Aspose.Cells;
    using Aspose.Cells.Charts;
    using System;

    public class ChartPointPropertyArcStartPointYPxDemo
    {
        public static void Run()
        {
            // Create a new workbook
            Workbook workbook = new Workbook();
            Worksheet worksheet = workbook.Worksheets[0];

            // Add sample data for the chart
            worksheet.Cells["A1"].PutValue("Category");
            worksheet.Cells["A2"].PutValue("A");
            worksheet.Cells["A3"].PutValue("B");
            worksheet.Cells["A4"].PutValue("C");
            worksheet.Cells["B1"].PutValue("Value");
            worksheet.Cells["B2"].PutValue(10);
            worksheet.Cells["B3"].PutValue(20);
            worksheet.Cells["B4"].PutValue(30);

            // Add a pie chart
            int chartIndex = worksheet.Charts.Add(ChartType.Pie, 5, 0, 20, 10);
            Chart chart = worksheet.Charts[chartIndex];
            chart.NSeries.Add("B2:B4", true);
            chart.NSeries.CategoryData = "A2:A4";

            // Calculate the chart to get the shape positions
            chart.Calculate();

            // Get the first chart point
            ChartPoint point = chart.NSeries[0].Points[0];

            // Display the current ArcStartPointYPx value
            Console.WriteLine("Current ArcStartPointYPx value: " + point.ArcStartPointYPx);

            // Note: ArcStartPointYPx is read-only, so we can't set it directly
            // Instead, we'll demonstrate how changing other properties affects ArcStartPointYPx

            // Change the explosion value to modify the pie slice position
            point.Explosion = 20;

            // Recalculate the chart to update positions
            chart.Calculate();

            // Display the new ArcStartPointYPx value after changing explosion
            Console.WriteLine("New ArcStartPointYPx after explosion change: " + point.ArcStartPointYPx);

            // Save the workbook
            workbook.Save("ChartPointPropertyArcStartPointYPxDemo.xlsx");
        }
    }
}

See Also