SparklineGroup.NegativePointsColor

SparklineGroup.NegativePointsColor property

Gets and sets the color of the negative values on the sparkline group.

public CellsColor NegativePointsColor { get; set; }

Examples

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

namespace AsposeCellsExamples
{
    public class SparklineGroupPropertyNegativePointsColorDemo
    {
        public static void Run()
        {
            Workbook workbook = new Workbook();
            Worksheet sheet = workbook.Worksheets[0];

            // Add data with negative values to demonstrate negative points
            sheet.Cells["A1"].PutValue(5);
            sheet.Cells["B1"].PutValue(-2);
            sheet.Cells["C1"].PutValue(1);
            sheet.Cells["D1"].PutValue(-3);

            // Define the CellArea for the sparkline
            CellArea ca = new CellArea
            {
                StartColumn = 4,
                EndColumn = 4,
                StartRow = 0,
                EndRow = 0
            };

            // Add sparkline group
            int idx = sheet.SparklineGroups.Add(SparklineType.Line, "A1:D1", false, ca);
            SparklineGroup group = sheet.SparklineGroups[idx];
            group.Sparklines.Add(sheet.Name + "!A1:D1", 0, 4);

            // Configure negative points color
            group.ShowNegativePoints = true;
            CellsColor negativePointsColor = workbook.CreateCellsColor();
            negativePointsColor.Color = Color.Blue;
            group.NegativePointsColor = negativePointsColor;

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

See Also