using System;
using System.Drawing;
using System.Windows.Forms;

/// <summary>
/// Saves an image of the screen to the specified path.
/// 
/// </summary>
/// <param name="Location">Path, where output file will be saved at.</param>
/// <returns>Path of the successfully saved image or errormessage</returns>

public string ScreenToPicture(string Location)
{
    try
    {
        Size currentScreenSize = new Size(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
        Bitmap ScreenToBitmap = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
        System.Drawing.Graphics gGraphics = System.Drawing.Graphics.FromImage(ScreenToBitmap);

        gGraphics.CopyFromScreen(new Point(0, 0), new Point(0, 0), currentScreenSize);
        ScreenToBitmap.Save(Location);

        return Location;

    }
    catch (Exception ex)
    {
        throw new Exception(ex.Message);
    }
}