Pen width and color : Pens : Graphics C# Source Code

    

  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;

  public class MainForm : System.Windows.Forms.Form
  {
    public MainForm()
    {
      InitializeComponent();
      CenterToScreen();
      SetStyle(ControlStyles.ResizeRedraw, true);  
    }

    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "Pens...";
      this.Resize += new System.EventHandler(this.Form1_Resize);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.MainForm_Paint);

    }
    static void Main() 
    {
      Application.Run(new MainForm());
    }

    private void MainForm_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {
      Graphics g = e.Graphics;
      Pen bluePen = new Pen(Color.Blue, 20);
      Pen pen2 = Pens.Firebrick;

      // Render some shapes with the pens.
      g.DrawEllipse(bluePen, 10, 10, 100, 100);
      g.DrawLine(pen2, 10, 130, 110, 130);
      g.DrawPie(Pens.Black, 150, 10, 120, 150, 90, 80);

    }

    private void Form1_Resize(object sender, System.EventArgs e)
    {
       Invalidate();  
    }
  }