using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;
namespace ClassLibrary1
{
    public class Class1 :Button
    {

        public Class1()
        {

            this.Size = new Size(100, 20);
            this.Location = new Point(0, 0);
        }
        protected override void OnPaint(PaintEventArgs pevent)
        {
            pevent.Graphics.Clear(this.Parent.BackColor);
            Rectangle rect = new Rectangle(new Point(this.Location.X, this.Location.Y), new Size(this.Width, this.Height));
            LinearGradientBrush lgrad = new LinearGradientBrush(rect, Color.Red, Color.Blue, LinearGradientMode.BackwardDiagonal);

            pevent.Graphics.FillRectangle(lgrad, rect);

            lgrad.Dispose();
        }
           
    }
}