Ellipse Line and Rectangle Drawing using GDI+ in C#

Below Code Snippet Illustrates basic GDI+ shape like Line, Ellipse and Rectangle. Code Generates Following  Output.

Output of below code

.cs File Code:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Drawing.Drawing2D;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {        
        public Form1()
        {
            InitializeComponent();
            this.BackColor = Color.Cornsilk;
        }

        private void Form1_Paint(object sender, PaintEventArgs e)
        {
            Graphics dc = e.Graphics;

            //200,10 is top,left, 50=width, 50=height
            // 3 pixels wide
            Pen bluePen = new Pen(Color.Blue, 3); 
            dc.DrawEllipse(bluePen, 200, 10, 50, 50);  
            
            Pen greenPen = new Pen(Color.Green,4);
            dc.DrawRectangle(greenPen, 200, 60, 50, 50);

            Pen redPen1 = new Pen(Color.Red, 2);
            dc.DrawLine(redPen1, 210, 110, 210, 150);

            Pen redPen2 = new Pen(Color.Red, 2);
            dc.DrawLine(redPen2, 240, 110, 240, 150);

            Pen redPen3 = new Pen(Color.Red, 2);
            dc.DrawLine(redPen3, 200, 60, 150, 80);

            Pen redPen4 = new Pen(Color.Red, 2);
            dc.DrawLine(redPen4, 250, 60, 300, 40);

        }
    }
}