/* Mastering Visual C# .NET by Jason Price, Mike Gunderloy Publisher: Sybex; ISBN: 0782129110 */ /* Example21_2.cs illustrates the use of multiple Pens */ using System; using System.Drawing; using System.Drawing.Drawing2D; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; public class Example21_2 : System.Windows.Forms.Form { private System.ComponentModel.Container components = null; public Example21_2() { InitializeComponent(); } protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } private void InitializeComponent() { this.BackColor = System.Drawing.Color.White; this.ClientSize = new System.Drawing.Size(400, 400); this.Name = "Example21_2"; this.Text = "Example21_2"; this.Paint += new System.Windows.Forms. PaintEventHandler(this.Example21_2_Paint); } static void Main() { Application.Run(new Example21_2()); } private void Example21_2_Paint( object sender, System.Windows.Forms.PaintEventArgs e) { Graphics g = e.Graphics; // draw two lines with one pen Pen p = new Pen(Color.Black, 10); g.DrawLine(p, 25, 25, 375, 375); g.DrawLine(p, 25, 375, 375, 25); // draw four lines with another pen Pen p2 = new Pen(Color.Gray, 7); p2.EndCap = LineCap.Round; p2.StartCap = LineCap.ArrowAnchor; g.DrawLine(p2, 25, 35, 25, 365); g.DrawLine(p2, 35, 375, 365, 375); g.DrawLine(p2, 375, 365, 375, 35); g.DrawLine(p2, 365, 25, 35, 25); } }