تبدیل یک نمودار اکسل به تصویر در C#

$ dotnet add package Aspose.Cells

Workbook workbook = new Workbook("Dashboard.xlsx");
Worksheet sheet = workbook.Worksheets["Charts"];

Chart chart = sheet.Charts[0];

ImageOrPrintOptions options = new ImageOrPrintOptions
{
    ImageType = ImageType.Png,
    HorizontalResolution = 300,
    VerticalResolution = 300,
    Transparent = false
};

chart.ToImage("chart_output.png", options);

chart.ToImage("chart_highres.png", new ImageOrPrintOptions
{
    ImageType = ImageType.Jpeg,
    SmoothingMode = SmoothingMode.AntiAlias,
    ChartImageWidth = 1200,
    ChartImageHeight = 800
});

using System;
using Aspose.Cells;
using Aspose.Cells.Rendering;
using System.Drawing.Drawing2D;

class Program
{
    static void Main()
    {
        // Load the workbook
        Workbook workbook = new Workbook("Dashboard.xlsx");

        // Access the worksheet and first chart
        Worksheet sheet = workbook.Worksheets["Charts"];
        Chart chart = sheet.Charts[0];

        // Set image export options
        ImageOrPrintOptions options = new ImageOrPrintOptions
        {
            ImageType = ImageType.Png,
            HorizontalResolution = 300,
            VerticalResolution = 300,
            SmoothingMode = SmoothingMode.AntiAlias,
            ChartImageWidth = 1200,
            ChartImageHeight = 800
        };

        // Export chart to image
        chart.ToImage("chart_output.png", options);

        Console.WriteLine("Chart successfully exported as image.");
    }
}