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Pen DashCap Triangle

/* GDI+ Programming in C# and VB .NET by Nick Symmonds Publisher: Apress ISBN: 159059035X */ using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; namespace PenProps_c {     public class PenProps : System.Windows.Forms.Form     {     private System.Windows.Forms.Label lblType;         private System.ComponentModel.Container components = null;         public PenProps()         {       this.lblType = new System.Windows.Forms.Label();       this.SuspendLayout();       this.lblType.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;       this.lblType.Location = new System.Drawing.Point(56, 184);       this.lblType.Name = "lblType";       this.lblType.Size = new System.Drawing.Size(328, 16);       this.lblType.TabIndex = 0;       this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);       this.ClientSize = new System.Drawing.Size(464, 237);       this.Controls.AddRange(new System.Windows.Forms.Control[] {                                                                   this.lblType});       this.Name = "PenProps";       this.Text = "PenProps";       this.Load += new System.EventHandler(this.PenProps_Load);       this.ResumeLayout(false);     }         static void Main()          {             Application.Run(new PenProps());         }     private void PenProps_Load(object sender, System.EventArgs e)     {          }     protected override void OnPaint(PaintEventArgs e)      {       Graphics G  = e.Graphics; //      Pen P1=new Pen(Color.Blue, 10); // //      G.DrawLine(P1, 20, this.Height/2, this.Width - 20, this.Height/2); // //      //Change color and width //      P1.Color=Color.DarkOrange; //      P1.Width=5; //      G.DrawLine(P1, 20, this.Height/2, this.Width - 20, this.Height/2); //      P1.Width=20; // //      //Change brush //      Pen P2=new Pen(Color.Blue, 10); //      G.DrawLine(P2, 20, this.Height/3, this.Width - 20, this.Height/3); //      P2.Brush=new TextureBrush(new Bitmap("colorbars.jpg")); //      G.DrawLine(P2, 20, this.Height/2, this.Width - 20, this.Height/2); //      P1.Dispose();       Pen P2=new Pen(Color.Blue, 10);       float[] Pts = {3, 1, 2, 5};       P2.DashStyle=System.Drawing.Drawing2D.DashStyle.Dash;       P2.DashPattern=Pts;    //'   P2.DashOffset=40;       P2.DashCap=System.Drawing.Drawing2D.DashCap.Triangle;       P2.StartCap = System.Drawing.Drawing2D.LineCap.Round;       P2.EndCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;       G.DrawLine(P2, 20, this.Height/2, this.Width - 20, this.Height/2);       //pentype       G.Clear(Color.Khaki);       Pen P3=new Pen(Color.Blue, 10);       P3.Brush=new TextureBrush(new Bitmap("colorbars.jpg"));       G.DrawLine(P3, 20, this.Height/2, this.Width - 20, this.Height/2);       lblType.Text = "PenType is " + P3.PenType.ToString();       //Compoundarray       P3.Dispose();       G.Clear(Color.Khaki);       Single[] lines = {0.0f, 0.1f, 0.9f, 1.0f};       P3=new Pen(Color.Blue, 20);       P3.CompoundArray=lines;       G.DrawLine(P3, 20, this.Height/2, this.Width - 20, this.Height/2);       //pens class       P3.Dispose();       G.Clear(Color.Khaki);       P3 = Pens.LightSlateGray;       G.DrawLine(P3, 20, this.Height/2, this.Width - 20, this.Height/2);       G.DrawLine(Pens.Violet, 20, this.Height/2,                  this.Width - 20, this.Height/2);       if (P2 != null)         P2.Dispose();     }     } }