2D Graphics C# Tutorial

using System;
using System.Drawing;
using System.Windows.Forms;
class PaintHello
{
     public static void Main()
     {
          Form form      = new Form();
          form.Text      = "Paint Hello";
          form.BackColor = Color.White;
          form.Paint    += new PaintEventHandler(MyPaintHandler);
   
          Application.Run(form);
     }
     static void MyPaintHandler(object objSender, PaintEventArgs pea)
     {
          Form     form = (Form)objSender;
          Graphics graphics = pea.Graphics;
   
          graphics.DrawString("Hello, world!", form.Font, Brushes.Black, 0, 0);
     }
}