using System; using System.Drawing; using System.Drawing.Drawing2D; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; public class PenBigBlue : System.Windows.Forms.Form { private System.ComponentModel.Container components = null; public PenBigBlue() { InitializeComponent(); SetStyle(ControlStyles.ResizeRedraw, true); } protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } private void InitializeComponent() { this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(292, 273); this.Paint += new System.Windows.Forms.PaintEventHandler(this.PenBigBlue_Paint); } [STAThread] static void Main() { Application.Run(new PenBigBlue()); } private void PenBigBlue_Paint(object sender, System.Windows.Forms.PaintEventArgs e) { Graphics g = e.Graphics; // Make a big blue pen. Pen bluePen = new Pen(Color.Blue, 20); g.DrawEllipse(bluePen, 10, 10, 100, 100); } }